[2271] | 1 | // This code was written by Tyler Akins and has been placed in the |
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| 2 | // public domain. It would be nice if you left this header intact. |
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| 3 | // Base64 code from Tyler Akins -- http://rumkin.com |
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| 4 | |
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| 5 | var Base64 = (function () { |
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| 6 | var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="; |
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| 7 | |
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| 8 | var obj = { |
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| 9 | /** |
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| 10 | * Encodes a string in base64 |
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| 11 | * @param {String} input The string to encode in base64. |
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| 12 | */ |
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| 13 | encode: function (input) { |
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| 14 | var output = ""; |
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| 15 | var chr1, chr2, chr3; |
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| 16 | var enc1, enc2, enc3, enc4; |
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| 17 | var i = 0; |
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| 18 | |
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| 19 | do { |
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| 20 | chr1 = input.charCodeAt(i++); |
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| 21 | chr2 = input.charCodeAt(i++); |
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| 22 | chr3 = input.charCodeAt(i++); |
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| 23 | |
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| 24 | enc1 = chr1 >> 2; |
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| 25 | enc2 = ((chr1 & 3) << 4) | (chr2 >> 4); |
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| 26 | enc3 = ((chr2 & 15) << 2) | (chr3 >> 6); |
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| 27 | enc4 = chr3 & 63; |
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| 28 | |
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| 29 | if (isNaN(chr2)) { |
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| 30 | enc3 = enc4 = 64; |
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| 31 | } else if (isNaN(chr3)) { |
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| 32 | enc4 = 64; |
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| 33 | } |
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| 34 | |
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| 35 | output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) + |
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| 36 | keyStr.charAt(enc3) + keyStr.charAt(enc4); |
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| 37 | } while (i < input.length); |
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| 38 | |
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| 39 | return output; |
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| 40 | }, |
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| 41 | |
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| 42 | /** |
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| 43 | * Decodes a base64 string. |
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| 44 | * @param {String} input The string to decode. |
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| 45 | */ |
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| 46 | decode: function (input) { |
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| 47 | var output = ""; |
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| 48 | var chr1, chr2, chr3; |
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| 49 | var enc1, enc2, enc3, enc4; |
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| 50 | var i = 0; |
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| 51 | |
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| 52 | // remove all characters that are not A-Z, a-z, 0-9, +, /, or = |
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| 53 | input = input.replace(/[^A-Za-z0-9\+\/\=]/g, ""); |
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| 54 | |
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| 55 | do { |
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| 56 | enc1 = keyStr.indexOf(input.charAt(i++)); |
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| 57 | enc2 = keyStr.indexOf(input.charAt(i++)); |
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| 58 | enc3 = keyStr.indexOf(input.charAt(i++)); |
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| 59 | enc4 = keyStr.indexOf(input.charAt(i++)); |
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| 60 | |
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| 61 | chr1 = (enc1 << 2) | (enc2 >> 4); |
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| 62 | chr2 = ((enc2 & 15) << 4) | (enc3 >> 2); |
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| 63 | chr3 = ((enc3 & 3) << 6) | enc4; |
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| 64 | |
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| 65 | output = output + String.fromCharCode(chr1); |
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| 66 | |
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| 67 | if (enc3 != 64) { |
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| 68 | output = output + String.fromCharCode(chr2); |
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| 69 | } |
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| 70 | if (enc4 != 64) { |
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| 71 | output = output + String.fromCharCode(chr3); |
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| 72 | } |
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| 73 | } while (i < input.length); |
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| 74 | |
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| 75 | return output; |
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| 76 | } |
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| 77 | }; |
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| 78 | |
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| 79 | return obj; |
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| 80 | })(); |
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| 81 | /* |
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| 82 | * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message |
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| 83 | * Digest Algorithm, as defined in RFC 1321. |
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| 84 | * Version 2.1 Copyright (C) Paul Johnston 1999 - 2002. |
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| 85 | * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet |
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| 86 | * Distributed under the BSD License |
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| 87 | * See http://pajhome.org.uk/crypt/md5 for more info. |
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| 88 | */ |
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| 89 | |
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| 90 | var MD5 = (function () { |
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| 91 | /* |
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| 92 | * Configurable variables. You may need to tweak these to be compatible with |
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| 93 | * the server-side, but the defaults work in most cases. |
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| 94 | */ |
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| 95 | var hexcase = 0; /* hex output format. 0 - lowercase; 1 - uppercase */ |
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| 96 | var b64pad = ""; /* base-64 pad character. "=" for strict RFC compliance */ |
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| 97 | var chrsz = 8; /* bits per input character. 8 - ASCII; 16 - Unicode */ |
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| 98 | |
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| 99 | /* |
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| 100 | * Add integers, wrapping at 2^32. This uses 16-bit operations internally |
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| 101 | * to work around bugs in some JS interpreters. |
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| 102 | */ |
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| 103 | var safe_add = function (x, y) { |
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| 104 | var lsw = (x & 0xFFFF) + (y & 0xFFFF); |
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| 105 | var msw = (x >> 16) + (y >> 16) + (lsw >> 16); |
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| 106 | return (msw << 16) | (lsw & 0xFFFF); |
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| 107 | }; |
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| 108 | |
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| 109 | /* |
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| 110 | * Bitwise rotate a 32-bit number to the left. |
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| 111 | */ |
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| 112 | var bit_rol = function (num, cnt) { |
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| 113 | return (num << cnt) | (num >>> (32 - cnt)); |
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| 114 | }; |
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| 115 | |
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| 116 | /* |
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| 117 | * Convert a string to an array of little-endian words |
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| 118 | * If chrsz is ASCII, characters >255 have their hi-byte silently ignored. |
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| 119 | */ |
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| 120 | var str2binl = function (str) { |
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| 121 | var bin = []; |
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| 122 | var mask = (1 << chrsz) - 1; |
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| 123 | for(var i = 0; i < str.length * chrsz; i += chrsz) |
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| 124 | { |
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| 125 | bin[i>>5] |= (str.charCodeAt(i / chrsz) & mask) << (i%32); |
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| 126 | } |
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| 127 | return bin; |
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| 128 | }; |
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| 129 | |
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| 130 | /* |
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| 131 | * Convert an array of little-endian words to a string |
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| 132 | */ |
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| 133 | var binl2str = function (bin) { |
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| 134 | var str = ""; |
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| 135 | var mask = (1 << chrsz) - 1; |
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| 136 | for(var i = 0; i < bin.length * 32; i += chrsz) |
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| 137 | { |
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| 138 | str += String.fromCharCode((bin[i>>5] >>> (i % 32)) & mask); |
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| 139 | } |
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| 140 | return str; |
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| 141 | }; |
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| 142 | |
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| 143 | /* |
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| 144 | * Convert an array of little-endian words to a hex string. |
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| 145 | */ |
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| 146 | var binl2hex = function (binarray) { |
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| 147 | var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef"; |
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| 148 | var str = ""; |
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| 149 | for(var i = 0; i < binarray.length * 4; i++) |
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| 150 | { |
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| 151 | str += hex_tab.charAt((binarray[i>>2] >> ((i%4)*8+4)) & 0xF) + |
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| 152 | hex_tab.charAt((binarray[i>>2] >> ((i%4)*8 )) & 0xF); |
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| 153 | } |
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| 154 | return str; |
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| 155 | }; |
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| 156 | |
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| 157 | /* |
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| 158 | * Convert an array of little-endian words to a base-64 string |
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| 159 | */ |
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| 160 | var binl2b64 = function (binarray) { |
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| 161 | var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
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| 162 | var str = ""; |
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| 163 | var triplet, j; |
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| 164 | for(var i = 0; i < binarray.length * 4; i += 3) |
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| 165 | { |
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| 166 | triplet = (((binarray[i >> 2] >> 8 * ( i %4)) & 0xFF) << 16) | |
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| 167 | (((binarray[i+1 >> 2] >> 8 * ((i+1)%4)) & 0xFF) << 8 ) | |
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| 168 | ((binarray[i+2 >> 2] >> 8 * ((i+2)%4)) & 0xFF); |
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| 169 | for(j = 0; j < 4; j++) |
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| 170 | { |
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| 171 | if(i * 8 + j * 6 > binarray.length * 32) { str += b64pad; } |
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| 172 | else { str += tab.charAt((triplet >> 6*(3-j)) & 0x3F); } |
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| 173 | } |
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| 174 | } |
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| 175 | return str; |
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| 176 | }; |
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| 177 | |
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| 178 | /* |
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| 179 | * These functions implement the four basic operations the algorithm uses. |
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| 180 | */ |
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| 181 | var md5_cmn = function (q, a, b, x, s, t) { |
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| 182 | return safe_add(bit_rol(safe_add(safe_add(a, q),safe_add(x, t)), s),b); |
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| 183 | }; |
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| 184 | |
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| 185 | var md5_ff = function (a, b, c, d, x, s, t) { |
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| 186 | return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t); |
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| 187 | }; |
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| 188 | |
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| 189 | var md5_gg = function (a, b, c, d, x, s, t) { |
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| 190 | return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t); |
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| 191 | }; |
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| 192 | |
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| 193 | var md5_hh = function (a, b, c, d, x, s, t) { |
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| 194 | return md5_cmn(b ^ c ^ d, a, b, x, s, t); |
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| 195 | }; |
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| 196 | |
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| 197 | var md5_ii = function (a, b, c, d, x, s, t) { |
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| 198 | return md5_cmn(c ^ (b | (~d)), a, b, x, s, t); |
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| 199 | }; |
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| 200 | |
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| 201 | /* |
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| 202 | * Calculate the MD5 of an array of little-endian words, and a bit length |
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| 203 | */ |
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| 204 | var core_md5 = function (x, len) { |
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| 205 | /* append padding */ |
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| 206 | x[len >> 5] |= 0x80 << ((len) % 32); |
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| 207 | x[(((len + 64) >>> 9) << 4) + 14] = len; |
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| 208 | |
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| 209 | var a = 1732584193; |
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| 210 | var b = -271733879; |
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| 211 | var c = -1732584194; |
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| 212 | var d = 271733878; |
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| 213 | |
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| 214 | var olda, oldb, oldc, oldd; |
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| 215 | for (var i = 0; i < x.length; i += 16) |
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| 216 | { |
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| 217 | olda = a; |
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| 218 | oldb = b; |
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| 219 | oldc = c; |
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| 220 | oldd = d; |
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| 221 | |
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| 222 | a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936); |
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| 223 | d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586); |
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| 224 | c = md5_ff(c, d, a, b, x[i+ 2], 17, 606105819); |
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| 225 | b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330); |
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| 226 | a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897); |
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| 227 | d = md5_ff(d, a, b, c, x[i+ 5], 12, 1200080426); |
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| 228 | c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341); |
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| 229 | b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983); |
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| 230 | a = md5_ff(a, b, c, d, x[i+ 8], 7 , 1770035416); |
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| 231 | d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417); |
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| 232 | c = md5_ff(c, d, a, b, x[i+10], 17, -42063); |
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| 233 | b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162); |
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| 234 | a = md5_ff(a, b, c, d, x[i+12], 7 , 1804603682); |
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| 235 | d = md5_ff(d, a, b, c, x[i+13], 12, -40341101); |
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| 236 | c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290); |
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| 237 | b = md5_ff(b, c, d, a, x[i+15], 22, 1236535329); |
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| 238 | |
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| 239 | a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510); |
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| 240 | d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632); |
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| 241 | c = md5_gg(c, d, a, b, x[i+11], 14, 643717713); |
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| 242 | b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302); |
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| 243 | a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691); |
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| 244 | d = md5_gg(d, a, b, c, x[i+10], 9 , 38016083); |
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| 245 | c = md5_gg(c, d, a, b, x[i+15], 14, -660478335); |
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| 246 | b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848); |
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| 247 | a = md5_gg(a, b, c, d, x[i+ 9], 5 , 568446438); |
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| 248 | d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690); |
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| 249 | c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961); |
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| 250 | b = md5_gg(b, c, d, a, x[i+ 8], 20, 1163531501); |
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| 251 | a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467); |
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| 252 | d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784); |
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| 253 | c = md5_gg(c, d, a, b, x[i+ 7], 14, 1735328473); |
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| 254 | b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734); |
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| 255 | |
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| 256 | a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558); |
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| 257 | d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463); |
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| 258 | c = md5_hh(c, d, a, b, x[i+11], 16, 1839030562); |
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| 259 | b = md5_hh(b, c, d, a, x[i+14], 23, -35309556); |
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| 260 | a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060); |
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| 261 | d = md5_hh(d, a, b, c, x[i+ 4], 11, 1272893353); |
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| 262 | c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632); |
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| 263 | b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640); |
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| 264 | a = md5_hh(a, b, c, d, x[i+13], 4 , 681279174); |
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| 265 | d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222); |
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| 266 | c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979); |
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| 267 | b = md5_hh(b, c, d, a, x[i+ 6], 23, 76029189); |
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| 268 | a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487); |
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| 269 | d = md5_hh(d, a, b, c, x[i+12], 11, -421815835); |
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| 270 | c = md5_hh(c, d, a, b, x[i+15], 16, 530742520); |
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| 271 | b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651); |
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| 272 | |
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| 273 | a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844); |
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| 274 | d = md5_ii(d, a, b, c, x[i+ 7], 10, 1126891415); |
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| 275 | c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905); |
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| 276 | b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055); |
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| 277 | a = md5_ii(a, b, c, d, x[i+12], 6 , 1700485571); |
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| 278 | d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606); |
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| 279 | c = md5_ii(c, d, a, b, x[i+10], 15, -1051523); |
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| 280 | b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799); |
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| 281 | a = md5_ii(a, b, c, d, x[i+ 8], 6 , 1873313359); |
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| 282 | d = md5_ii(d, a, b, c, x[i+15], 10, -30611744); |
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| 283 | c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380); |
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| 284 | b = md5_ii(b, c, d, a, x[i+13], 21, 1309151649); |
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| 285 | a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070); |
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| 286 | d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379); |
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| 287 | c = md5_ii(c, d, a, b, x[i+ 2], 15, 718787259); |
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| 288 | b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551); |
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| 289 | |
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| 290 | a = safe_add(a, olda); |
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| 291 | b = safe_add(b, oldb); |
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| 292 | c = safe_add(c, oldc); |
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| 293 | d = safe_add(d, oldd); |
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| 294 | } |
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| 295 | return [a, b, c, d]; |
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| 296 | }; |
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| 297 | |
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| 298 | |
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| 299 | /* |
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| 300 | * Calculate the HMAC-MD5, of a key and some data |
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| 301 | */ |
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| 302 | var core_hmac_md5 = function (key, data) { |
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| 303 | var bkey = str2binl(key); |
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| 304 | if(bkey.length > 16) { bkey = core_md5(bkey, key.length * chrsz); } |
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| 305 | |
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| 306 | var ipad = new Array(16), opad = new Array(16); |
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| 307 | for(var i = 0; i < 16; i++) |
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| 308 | { |
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| 309 | ipad[i] = bkey[i] ^ 0x36363636; |
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| 310 | opad[i] = bkey[i] ^ 0x5C5C5C5C; |
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| 311 | } |
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| 312 | |
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| 313 | var hash = core_md5(ipad.concat(str2binl(data)), 512 + data.length * chrsz); |
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| 314 | return core_md5(opad.concat(hash), 512 + 128); |
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| 315 | }; |
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| 316 | |
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| 317 | var obj = { |
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| 318 | /* |
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| 319 | * These are the functions you'll usually want to call. |
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| 320 | * They take string arguments and return either hex or base-64 encoded |
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| 321 | * strings. |
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| 322 | */ |
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| 323 | hexdigest: function (s) { |
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| 324 | return binl2hex(core_md5(str2binl(s), s.length * chrsz)); |
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| 325 | }, |
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| 326 | |
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| 327 | b64digest: function (s) { |
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| 328 | return binl2b64(core_md5(str2binl(s), s.length * chrsz)); |
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| 329 | }, |
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| 330 | |
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| 331 | hash: function (s) { |
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| 332 | return binl2str(core_md5(str2binl(s), s.length * chrsz)); |
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| 333 | }, |
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| 334 | |
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| 335 | hmac_hexdigest: function (key, data) { |
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| 336 | return binl2hex(core_hmac_md5(key, data)); |
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| 337 | }, |
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| 338 | |
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| 339 | hmac_b64digest: function (key, data) { |
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| 340 | return binl2b64(core_hmac_md5(key, data)); |
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| 341 | }, |
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| 342 | |
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| 343 | hmac_hash: function (key, data) { |
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| 344 | return binl2str(core_hmac_md5(key, data)); |
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| 345 | }, |
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| 346 | |
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| 347 | /* |
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| 348 | * Perform a simple self-test to see if the VM is working |
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| 349 | */ |
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| 350 | test: function () { |
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| 351 | return MD5.hexdigest("abc") === "900150983cd24fb0d6963f7d28e17f72"; |
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| 352 | } |
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| 353 | }; |
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| 354 | |
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| 355 | return obj; |
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| 356 | })(); |
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| 357 | |
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| 358 | /* |
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| 359 | This program is distributed under the terms of the MIT license. |
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| 360 | Please see the LICENSE file for details. |
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| 361 | |
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| 362 | Copyright 2006-2008, OGG, LLC |
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| 363 | */ |
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| 364 | |
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| 365 | /* jslint configuration: */ |
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| 366 | /*global document, window, setTimeout, clearTimeout, console, |
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| 367 | XMLHttpRequest, ActiveXObject, |
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| 368 | Base64, MD5, |
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| 369 | Strophe, $build, $msg, $iq, $pres */ |
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| 370 | |
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| 371 | /** File: strophe.js |
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| 372 | * A JavaScript library for XMPP BOSH. |
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| 373 | * |
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| 374 | * This is the JavaScript version of the Strophe library. Since JavaScript |
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| 375 | * has no facilities for persistent TCP connections, this library uses |
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| 376 | * Bidirectional-streams Over Synchronous HTTP (BOSH) to emulate |
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| 377 | * a persistent, stateful, two-way connection to an XMPP server. More |
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| 378 | * information on BOSH can be found in XEP 124. |
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| 379 | */ |
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| 380 | |
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| 381 | /** PrivateFunction: Function.prototype.bind |
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| 382 | * Bind a function to an instance. |
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| 383 | * |
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| 384 | * This Function object extension method creates a bound method similar |
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| 385 | * to those in Python. This means that the 'this' object will point |
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| 386 | * to the instance you want. See |
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| 387 | * <a href='http://benjamin.smedbergs.us/blog/2007-01-03/bound-functions-and-function-imports-in-javascript/'>Bound Functions and Function Imports in JavaScript</a> |
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| 388 | * for a complete explanation. |
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| 389 | * |
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| 390 | * This extension already exists in some browsers (namely, Firefox 3), but |
---|
| 391 | * we provide it to support those that don't. |
---|
| 392 | * |
---|
| 393 | * Parameters: |
---|
| 394 | * (Object) obj - The object that will become 'this' in the bound function. |
---|
| 395 | * |
---|
| 396 | * Returns: |
---|
| 397 | * The bound function. |
---|
| 398 | */ |
---|
| 399 | if (!Function.prototype.bind) { |
---|
| 400 | Function.prototype.bind = function (obj) |
---|
| 401 | { |
---|
| 402 | var func = this; |
---|
| 403 | return function () { return func.apply(obj, arguments); }; |
---|
| 404 | }; |
---|
| 405 | } |
---|
| 406 | |
---|
| 407 | /** PrivateFunction: Function.prototype.prependArg |
---|
| 408 | * Prepend an argument to a function. |
---|
| 409 | * |
---|
| 410 | * This Function object extension method returns a Function that will |
---|
| 411 | * invoke the original function with an argument prepended. This is useful |
---|
| 412 | * when some object has a callback that needs to get that same object as |
---|
| 413 | * an argument. The following fragment illustrates a simple case of this |
---|
| 414 | * > var obj = new Foo(this.someMethod);</code></blockquote> |
---|
| 415 | * |
---|
| 416 | * Foo's constructor can now use func.prependArg(this) to ensure the |
---|
| 417 | * passed in callback function gets the instance of Foo as an argument. |
---|
| 418 | * Doing this without prependArg would mean not setting the callback |
---|
| 419 | * from the constructor. |
---|
| 420 | * |
---|
| 421 | * This is used inside Strophe for passing the Strophe.Request object to |
---|
| 422 | * the onreadystatechange handler of XMLHttpRequests. |
---|
| 423 | * |
---|
| 424 | * Parameters: |
---|
| 425 | * arg - The argument to pass as the first parameter to the function. |
---|
| 426 | * |
---|
| 427 | * Returns: |
---|
| 428 | * A new Function which calls the original with the prepended argument. |
---|
| 429 | */ |
---|
| 430 | if (!Function.prototype.prependArg) { |
---|
| 431 | Function.prototype.prependArg = function (arg) |
---|
| 432 | { |
---|
| 433 | var func = this; |
---|
| 434 | |
---|
| 435 | return function () { |
---|
| 436 | var newargs = [arg]; |
---|
| 437 | for (var i = 0; i < arguments.length; i++) { |
---|
| 438 | newargs.push(arguments[i]); |
---|
| 439 | } |
---|
| 440 | return func.apply(this, newargs); |
---|
| 441 | }; |
---|
| 442 | }; |
---|
| 443 | } |
---|
| 444 | |
---|
| 445 | /** PrivateFunction: Array.prototype.indexOf |
---|
| 446 | * Return the index of an object in an array. |
---|
| 447 | * |
---|
| 448 | * This function is not supplied by some JavaScript implementations, so |
---|
| 449 | * we provide it if it is missing. This code is from: |
---|
| 450 | * http://developer.mozilla.org/En/Core_JavaScript_1.5_Reference:Objects:Array:indexOf |
---|
| 451 | * |
---|
| 452 | * Parameters: |
---|
| 453 | * (Object) elt - The object to look for. |
---|
| 454 | * (Integer) from - The index from which to start looking. (optional). |
---|
| 455 | * |
---|
| 456 | * Returns: |
---|
| 457 | * The index of elt in the array or -1 if not found. |
---|
| 458 | */ |
---|
| 459 | if (!Array.prototype.indexOf) |
---|
| 460 | { |
---|
| 461 | Array.prototype.indexOf = function(elt /*, from*/) |
---|
| 462 | { |
---|
| 463 | var len = this.length; |
---|
| 464 | |
---|
| 465 | var from = Number(arguments[1]) || 0; |
---|
| 466 | from = (from < 0) ? Math.ceil(from) : Math.floor(from); |
---|
| 467 | if (from < 0) { |
---|
| 468 | from += len; |
---|
| 469 | } |
---|
| 470 | |
---|
| 471 | for (; from < len; from++) { |
---|
| 472 | if (from in this && this[from] === elt) { |
---|
| 473 | return from; |
---|
| 474 | } |
---|
| 475 | } |
---|
| 476 | |
---|
| 477 | return -1; |
---|
| 478 | }; |
---|
| 479 | } |
---|
| 480 | |
---|
| 481 | /* All of the Strophe globals are defined in this special function below so |
---|
| 482 | * that references to the globals become closures. This will ensure that |
---|
| 483 | * on page reload, these references will still be available to callbacks |
---|
| 484 | * that are still executing. |
---|
| 485 | */ |
---|
| 486 | |
---|
| 487 | (function (callback) { |
---|
| 488 | var Strophe; |
---|
| 489 | |
---|
| 490 | /** Function: $build |
---|
| 491 | * Create a Strophe.Builder. |
---|
| 492 | * This is an alias for 'new Strophe.Builder(name, attrs)'. |
---|
| 493 | * |
---|
| 494 | * Parameters: |
---|
| 495 | * (String) name - The root element name. |
---|
| 496 | * (Object) attrs - The attributes for the root element in object notation. |
---|
| 497 | * |
---|
| 498 | * Returns: |
---|
| 499 | * A new Strophe.Builder object. |
---|
| 500 | */ |
---|
| 501 | function $build(name, attrs) { return new Strophe.Builder(name, attrs); } |
---|
| 502 | /** Function: $msg |
---|
| 503 | * Create a Strophe.Builder with a <message/> element as the root. |
---|
| 504 | * |
---|
| 505 | * Parmaeters: |
---|
| 506 | * (Object) attrs - The <message/> element attributes in object notation. |
---|
| 507 | * |
---|
| 508 | * Returns: |
---|
| 509 | * A new Strophe.Builder object. |
---|
| 510 | */ |
---|
| 511 | function $msg(attrs) { return new Strophe.Builder("message", attrs); } |
---|
| 512 | /** Function: $iq |
---|
| 513 | * Create a Strophe.Builder with an <iq/> element as the root. |
---|
| 514 | * |
---|
| 515 | * Parameters: |
---|
| 516 | * (Object) attrs - The <iq/> element attributes in object notation. |
---|
| 517 | * |
---|
| 518 | * Returns: |
---|
| 519 | * A new Strophe.Builder object. |
---|
| 520 | */ |
---|
| 521 | function $iq(attrs) { return new Strophe.Builder("iq", attrs); } |
---|
| 522 | /** Function: $pres |
---|
| 523 | * Create a Strophe.Builder with a <presence/> element as the root. |
---|
| 524 | * |
---|
| 525 | * Parameters: |
---|
| 526 | * (Object) attrs - The <presence/> element attributes in object notation. |
---|
| 527 | * |
---|
| 528 | * Returns: |
---|
| 529 | * A new Strophe.Builder object. |
---|
| 530 | */ |
---|
| 531 | function $pres(attrs) { return new Strophe.Builder("presence", attrs); } |
---|
| 532 | |
---|
| 533 | /** Class: Strophe |
---|
| 534 | * An object container for all Strophe library functions. |
---|
| 535 | * |
---|
| 536 | * This class is just a container for all the objects and constants |
---|
| 537 | * used in the library. It is not meant to be instantiated, but to |
---|
| 538 | * provide a namespace for library objects, constants, and functions. |
---|
| 539 | */ |
---|
| 540 | Strophe = { |
---|
| 541 | /** Constant: VERSION |
---|
| 542 | * The version of the Strophe library. Unreleased builds will have |
---|
| 543 | * a version of head-HASH where HASH is a partial revision. |
---|
| 544 | */ |
---|
| 545 | VERSION: "1.0.1", |
---|
| 546 | |
---|
| 547 | /** Constants: XMPP Namespace Constants |
---|
| 548 | * Common namespace constants from the XMPP RFCs and XEPs. |
---|
| 549 | * |
---|
| 550 | * NS.HTTPBIND - HTTP BIND namespace from XEP 124. |
---|
| 551 | * NS.BOSH - BOSH namespace from XEP 206. |
---|
| 552 | * NS.CLIENT - Main XMPP client namespace. |
---|
| 553 | * NS.AUTH - Legacy authentication namespace. |
---|
| 554 | * NS.ROSTER - Roster operations namespace. |
---|
| 555 | * NS.PROFILE - Profile namespace. |
---|
| 556 | * NS.DISCO_INFO - Service discovery info namespace from XEP 30. |
---|
| 557 | * NS.DISCO_ITEMS - Service discovery items namespace from XEP 30. |
---|
| 558 | * NS.MUC - Multi-User Chat namespace from XEP 45. |
---|
| 559 | * NS.SASL - XMPP SASL namespace from RFC 3920. |
---|
| 560 | * NS.STREAM - XMPP Streams namespace from RFC 3920. |
---|
| 561 | * NS.BIND - XMPP Binding namespace from RFC 3920. |
---|
| 562 | * NS.SESSION - XMPP Session namespace from RFC 3920. |
---|
| 563 | */ |
---|
| 564 | NS: { |
---|
| 565 | HTTPBIND: "http://jabber.org/protocol/httpbind", |
---|
| 566 | BOSH: "urn:xmpp:xbosh", |
---|
| 567 | CLIENT: "jabber:client", |
---|
| 568 | AUTH: "jabber:iq:auth", |
---|
| 569 | ROSTER: "jabber:iq:roster", |
---|
| 570 | PROFILE: "jabber:iq:profile", |
---|
| 571 | DISCO_INFO: "http://jabber.org/protocol/disco#info", |
---|
| 572 | DISCO_ITEMS: "http://jabber.org/protocol/disco#items", |
---|
| 573 | MUC: "http://jabber.org/protocol/muc", |
---|
| 574 | SASL: "urn:ietf:params:xml:ns:xmpp-sasl", |
---|
| 575 | STREAM: "http://etherx.jabber.org/streams", |
---|
| 576 | BIND: "urn:ietf:params:xml:ns:xmpp-bind", |
---|
| 577 | SESSION: "urn:ietf:params:xml:ns:xmpp-session", |
---|
| 578 | VERSION: "jabber:iq:version", |
---|
| 579 | STANZAS: "urn:ietf:params:xml:ns:xmpp-stanzas" |
---|
| 580 | }, |
---|
| 581 | |
---|
| 582 | /** Function: addNamespace |
---|
| 583 | * This function is used to extend the current namespaces in |
---|
| 584 | * Strophe.NS. It takes a key and a value with the key being the |
---|
| 585 | * name of the new namespace, with its actual value. |
---|
| 586 | * For example: |
---|
| 587 | * Strophe.addNamespace('PUBSUB', "http://jabber.org/protocol/pubsub"); |
---|
| 588 | * |
---|
| 589 | * Parameters: |
---|
| 590 | * (String) name - The name under which the namespace will be |
---|
| 591 | * referenced under Strophe.NS |
---|
| 592 | * (String) value - The actual namespace. |
---|
| 593 | */ |
---|
| 594 | addNamespace: function (name, value) |
---|
| 595 | { |
---|
| 596 | Strophe.NS[name] = value; |
---|
| 597 | }, |
---|
| 598 | |
---|
| 599 | /** Constants: Connection Status Constants |
---|
| 600 | * Connection status constants for use by the connection handler |
---|
| 601 | * callback. |
---|
| 602 | * |
---|
| 603 | * Status.ERROR - An error has occurred |
---|
| 604 | * Status.CONNECTING - The connection is currently being made |
---|
| 605 | * Status.CONNFAIL - The connection attempt failed |
---|
| 606 | * Status.AUTHENTICATING - The connection is authenticating |
---|
| 607 | * Status.AUTHFAIL - The authentication attempt failed |
---|
| 608 | * Status.CONNECTED - The connection has succeeded |
---|
| 609 | * Status.DISCONNECTED - The connection has been terminated |
---|
| 610 | * Status.DISCONNECTING - The connection is currently being terminated |
---|
| 611 | * Status.ATTACHED - The connection has been attached |
---|
| 612 | */ |
---|
| 613 | Status: { |
---|
| 614 | ERROR: 0, |
---|
| 615 | CONNECTING: 1, |
---|
| 616 | CONNFAIL: 2, |
---|
| 617 | AUTHENTICATING: 3, |
---|
| 618 | AUTHFAIL: 4, |
---|
| 619 | CONNECTED: 5, |
---|
| 620 | DISCONNECTED: 6, |
---|
| 621 | DISCONNECTING: 7, |
---|
| 622 | ATTACHED: 8 |
---|
| 623 | }, |
---|
| 624 | |
---|
| 625 | /** Constants: Log Level Constants |
---|
| 626 | * Logging level indicators. |
---|
| 627 | * |
---|
| 628 | * LogLevel.DEBUG - Debug output |
---|
| 629 | * LogLevel.INFO - Informational output |
---|
| 630 | * LogLevel.WARN - Warnings |
---|
| 631 | * LogLevel.ERROR - Errors |
---|
| 632 | * LogLevel.FATAL - Fatal errors |
---|
| 633 | */ |
---|
| 634 | LogLevel: { |
---|
| 635 | DEBUG: 0, |
---|
| 636 | INFO: 1, |
---|
| 637 | WARN: 2, |
---|
| 638 | ERROR: 3, |
---|
| 639 | FATAL: 4 |
---|
| 640 | }, |
---|
| 641 | |
---|
| 642 | /** PrivateConstants: DOM Element Type Constants |
---|
| 643 | * DOM element types. |
---|
| 644 | * |
---|
| 645 | * ElementType.NORMAL - Normal element. |
---|
| 646 | * ElementType.TEXT - Text data element. |
---|
| 647 | */ |
---|
| 648 | ElementType: { |
---|
| 649 | NORMAL: 1, |
---|
| 650 | TEXT: 3 |
---|
| 651 | }, |
---|
| 652 | |
---|
| 653 | /** PrivateConstants: Timeout Values |
---|
| 654 | * Timeout values for error states. These values are in seconds. |
---|
| 655 | * These should not be changed unless you know exactly what you are |
---|
| 656 | * doing. |
---|
| 657 | * |
---|
| 658 | * TIMEOUT - Timeout multiplier. A waiting request will be considered |
---|
| 659 | * failed after Math.floor(TIMEOUT * wait) seconds have elapsed. |
---|
| 660 | * This defaults to 1.1, and with default wait, 66 seconds. |
---|
| 661 | * SECONDARY_TIMEOUT - Secondary timeout multiplier. In cases where |
---|
| 662 | * Strophe can detect early failure, it will consider the request |
---|
| 663 | * failed if it doesn't return after |
---|
| 664 | * Math.floor(SECONDARY_TIMEOUT * wait) seconds have elapsed. |
---|
| 665 | * This defaults to 0.1, and with default wait, 6 seconds. |
---|
| 666 | */ |
---|
| 667 | TIMEOUT: 1.1, |
---|
| 668 | SECONDARY_TIMEOUT: 0.1, |
---|
| 669 | |
---|
| 670 | /** Function: forEachChild |
---|
| 671 | * Map a function over some or all child elements of a given element. |
---|
| 672 | * |
---|
| 673 | * This is a small convenience function for mapping a function over |
---|
| 674 | * some or all of the children of an element. If elemName is null, all |
---|
| 675 | * children will be passed to the function, otherwise only children |
---|
| 676 | * whose tag names match elemName will be passed. |
---|
| 677 | * |
---|
| 678 | * Parameters: |
---|
| 679 | * (XMLElement) elem - The element to operate on. |
---|
| 680 | * (String) elemName - The child element tag name filter. |
---|
| 681 | * (Function) func - The function to apply to each child. This |
---|
| 682 | * function should take a single argument, a DOM element. |
---|
| 683 | */ |
---|
| 684 | forEachChild: function (elem, elemName, func) |
---|
| 685 | { |
---|
| 686 | var i, childNode; |
---|
| 687 | |
---|
| 688 | for (i = 0; i < elem.childNodes.length; i++) { |
---|
| 689 | childNode = elem.childNodes[i]; |
---|
| 690 | if (childNode.nodeType == Strophe.ElementType.NORMAL && |
---|
| 691 | (!elemName || this.isTagEqual(childNode, elemName))) { |
---|
| 692 | func(childNode); |
---|
| 693 | } |
---|
| 694 | } |
---|
| 695 | }, |
---|
| 696 | |
---|
| 697 | /** Function: isTagEqual |
---|
| 698 | * Compare an element's tag name with a string. |
---|
| 699 | * |
---|
| 700 | * This function is case insensitive. |
---|
| 701 | * |
---|
| 702 | * Parameters: |
---|
| 703 | * (XMLElement) el - A DOM element. |
---|
| 704 | * (String) name - The element name. |
---|
| 705 | * |
---|
| 706 | * Returns: |
---|
| 707 | * true if the element's tag name matches _el_, and false |
---|
| 708 | * otherwise. |
---|
| 709 | */ |
---|
| 710 | isTagEqual: function (el, name) |
---|
| 711 | { |
---|
| 712 | return el.tagName.toLowerCase() == name.toLowerCase(); |
---|
| 713 | }, |
---|
| 714 | |
---|
| 715 | /** PrivateVariable: _xmlGenerator |
---|
| 716 | * _Private_ variable that caches a DOM document to |
---|
| 717 | * generate elements. |
---|
| 718 | */ |
---|
| 719 | _xmlGenerator: null, |
---|
| 720 | |
---|
| 721 | /** PrivateFunction: _makeGenerator |
---|
| 722 | * _Private_ function that creates a dummy XML DOM document to serve as |
---|
| 723 | * an element and text node generator. |
---|
| 724 | */ |
---|
| 725 | _makeGenerator: function () { |
---|
| 726 | var doc; |
---|
| 727 | |
---|
| 728 | if (window.ActiveXObject) { |
---|
| 729 | doc = new ActiveXObject("Microsoft.XMLDOM"); |
---|
| 730 | doc.appendChild(doc.createElement('strophe')); |
---|
| 731 | } else { |
---|
| 732 | doc = document.implementation |
---|
| 733 | .createDocument('jabber:client', 'strophe', null); |
---|
| 734 | } |
---|
| 735 | |
---|
| 736 | return doc; |
---|
| 737 | }, |
---|
| 738 | |
---|
| 739 | /** Function: xmlElement |
---|
| 740 | * Create an XML DOM element. |
---|
| 741 | * |
---|
| 742 | * This function creates an XML DOM element correctly across all |
---|
| 743 | * implementations. Specifically the Microsoft implementation of |
---|
| 744 | * document.createElement makes DOM elements with 43+ default attributes |
---|
| 745 | * unless elements are created with the ActiveX object Microsoft.XMLDOM. |
---|
| 746 | * |
---|
| 747 | * Most DOMs force element names to lowercase, so we use the |
---|
| 748 | * _realname attribute on the created element to store the case |
---|
| 749 | * sensitive name. This is required to generate proper XML for |
---|
| 750 | * things like vCard avatars (XEP 153). This attribute is stripped |
---|
| 751 | * out before being sent over the wire or serialized, but you may |
---|
| 752 | * notice it during debugging. |
---|
| 753 | * |
---|
| 754 | * Parameters: |
---|
| 755 | * (String) name - The name for the element. |
---|
| 756 | * (Array) attrs - An optional array of key/value pairs to use as |
---|
| 757 | * element attributes in the following format [['key1', 'value1'], |
---|
| 758 | * ['key2', 'value2']] |
---|
| 759 | * (String) text - The text child data for the element. |
---|
| 760 | * |
---|
| 761 | * Returns: |
---|
| 762 | * A new XML DOM element. |
---|
| 763 | */ |
---|
| 764 | xmlElement: function (name) |
---|
| 765 | { |
---|
| 766 | if (!name) { return null; } |
---|
| 767 | |
---|
| 768 | var node = null; |
---|
| 769 | if (!Strophe._xmlGenerator) { |
---|
| 770 | Strophe._xmlGenerator = Strophe._makeGenerator(); |
---|
| 771 | } |
---|
| 772 | node = Strophe._xmlGenerator.createElement(name); |
---|
| 773 | |
---|
| 774 | // FIXME: this should throw errors if args are the wrong type or |
---|
| 775 | // there are more than two optional args |
---|
| 776 | var a, i, k; |
---|
| 777 | for (a = 1; a < arguments.length; a++) { |
---|
| 778 | if (!arguments[a]) { continue; } |
---|
| 779 | if (typeof(arguments[a]) == "string" || |
---|
| 780 | typeof(arguments[a]) == "number") { |
---|
| 781 | node.appendChild(Strophe.xmlTextNode(arguments[a])); |
---|
| 782 | } else if (typeof(arguments[a]) == "object" && |
---|
| 783 | typeof(arguments[a].sort) == "function") { |
---|
| 784 | for (i = 0; i < arguments[a].length; i++) { |
---|
| 785 | if (typeof(arguments[a][i]) == "object" && |
---|
| 786 | typeof(arguments[a][i].sort) == "function") { |
---|
| 787 | node.setAttribute(arguments[a][i][0], |
---|
| 788 | arguments[a][i][1]); |
---|
| 789 | } |
---|
| 790 | } |
---|
| 791 | } else if (typeof(arguments[a]) == "object") { |
---|
| 792 | for (k in arguments[a]) { |
---|
| 793 | if (arguments[a].hasOwnProperty(k)) { |
---|
| 794 | node.setAttribute(k, arguments[a][k]); |
---|
| 795 | } |
---|
| 796 | } |
---|
| 797 | } |
---|
| 798 | } |
---|
| 799 | |
---|
| 800 | return node; |
---|
| 801 | }, |
---|
| 802 | |
---|
| 803 | /* Function: xmlescape |
---|
| 804 | * Excapes invalid xml characters. |
---|
| 805 | * |
---|
| 806 | * Parameters: |
---|
| 807 | * (String) text - text to escape. |
---|
| 808 | * |
---|
| 809 | * Returns: |
---|
| 810 | * Escaped text. |
---|
| 811 | */ |
---|
| 812 | xmlescape: function(text) |
---|
| 813 | { |
---|
| 814 | text = text.replace(/\&/g, "&"); |
---|
| 815 | text = text.replace(/</g, "<"); |
---|
| 816 | text = text.replace(/>/g, ">"); |
---|
| 817 | return text; |
---|
| 818 | }, |
---|
| 819 | |
---|
| 820 | /** Function: xmlTextNode |
---|
| 821 | * Creates an XML DOM text node. |
---|
| 822 | * |
---|
| 823 | * Provides a cross implementation version of document.createTextNode. |
---|
| 824 | * |
---|
| 825 | * Parameters: |
---|
| 826 | * (String) text - The content of the text node. |
---|
| 827 | * |
---|
| 828 | * Returns: |
---|
| 829 | * A new XML DOM text node. |
---|
| 830 | */ |
---|
| 831 | xmlTextNode: function (text) |
---|
| 832 | { |
---|
| 833 | //ensure text is escaped |
---|
| 834 | text = Strophe.xmlescape(text); |
---|
| 835 | |
---|
| 836 | if (!Strophe._xmlGenerator) { |
---|
| 837 | Strophe._xmlGenerator = Strophe._makeGenerator(); |
---|
| 838 | } |
---|
| 839 | return Strophe._xmlGenerator.createTextNode(text); |
---|
| 840 | }, |
---|
| 841 | |
---|
| 842 | /** Function: getText |
---|
| 843 | * Get the concatenation of all text children of an element. |
---|
| 844 | * |
---|
| 845 | * Parameters: |
---|
| 846 | * (XMLElement) elem - A DOM element. |
---|
| 847 | * |
---|
| 848 | * Returns: |
---|
| 849 | * A String with the concatenated text of all text element children. |
---|
| 850 | */ |
---|
| 851 | getText: function (elem) |
---|
| 852 | { |
---|
| 853 | if (!elem) { return null; } |
---|
| 854 | |
---|
| 855 | var str = ""; |
---|
| 856 | if (elem.childNodes.length === 0 && elem.nodeType == |
---|
| 857 | Strophe.ElementType.TEXT) { |
---|
| 858 | str += elem.nodeValue; |
---|
| 859 | } |
---|
| 860 | |
---|
| 861 | for (var i = 0; i < elem.childNodes.length; i++) { |
---|
| 862 | if (elem.childNodes[i].nodeType == Strophe.ElementType.TEXT) { |
---|
| 863 | str += elem.childNodes[i].nodeValue; |
---|
| 864 | } |
---|
| 865 | } |
---|
| 866 | |
---|
| 867 | return str; |
---|
| 868 | }, |
---|
| 869 | |
---|
| 870 | /** Function: copyElement |
---|
| 871 | * Copy an XML DOM element. |
---|
| 872 | * |
---|
| 873 | * This function copies a DOM element and all its descendants and returns |
---|
| 874 | * the new copy. |
---|
| 875 | * |
---|
| 876 | * Parameters: |
---|
| 877 | * (XMLElement) elem - A DOM element. |
---|
| 878 | * |
---|
| 879 | * Returns: |
---|
| 880 | * A new, copied DOM element tree. |
---|
| 881 | */ |
---|
| 882 | copyElement: function (elem) |
---|
| 883 | { |
---|
| 884 | var i, el; |
---|
| 885 | if (elem.nodeType == Strophe.ElementType.NORMAL) { |
---|
| 886 | el = Strophe.xmlElement(elem.tagName); |
---|
| 887 | |
---|
| 888 | for (i = 0; i < elem.attributes.length; i++) { |
---|
| 889 | el.setAttribute(elem.attributes[i].nodeName.toLowerCase(), |
---|
| 890 | elem.attributes[i].value); |
---|
| 891 | } |
---|
| 892 | |
---|
| 893 | for (i = 0; i < elem.childNodes.length; i++) { |
---|
| 894 | el.appendChild(Strophe.copyElement(elem.childNodes[i])); |
---|
| 895 | } |
---|
| 896 | } else if (elem.nodeType == Strophe.ElementType.TEXT) { |
---|
| 897 | el = Strophe.xmlTextNode(elem.nodeValue); |
---|
| 898 | } |
---|
| 899 | |
---|
| 900 | return el; |
---|
| 901 | }, |
---|
| 902 | |
---|
| 903 | /** Function: escapeNode |
---|
| 904 | * Escape the node part (also called local part) of a JID. |
---|
| 905 | * |
---|
| 906 | * Parameters: |
---|
| 907 | * (String) node - A node (or local part). |
---|
| 908 | * |
---|
| 909 | * Returns: |
---|
| 910 | * An escaped node (or local part). |
---|
| 911 | */ |
---|
| 912 | escapeNode: function (node) |
---|
| 913 | { |
---|
| 914 | return node.replace(/^\s+|\s+$/g, '') |
---|
| 915 | .replace(/\\/g, "\\5c") |
---|
| 916 | .replace(/ /g, "\\20") |
---|
| 917 | .replace(/\"/g, "\\22") |
---|
| 918 | .replace(/\&/g, "\\26") |
---|
| 919 | .replace(/\'/g, "\\27") |
---|
| 920 | .replace(/\//g, "\\2f") |
---|
| 921 | .replace(/:/g, "\\3a") |
---|
| 922 | .replace(/</g, "\\3c") |
---|
| 923 | .replace(/>/g, "\\3e") |
---|
| 924 | .replace(/@/g, "\\40"); |
---|
| 925 | }, |
---|
| 926 | |
---|
| 927 | /** Function: unescapeNode |
---|
| 928 | * Unescape a node part (also called local part) of a JID. |
---|
| 929 | * |
---|
| 930 | * Parameters: |
---|
| 931 | * (String) node - A node (or local part). |
---|
| 932 | * |
---|
| 933 | * Returns: |
---|
| 934 | * An unescaped node (or local part). |
---|
| 935 | */ |
---|
| 936 | unescapeNode: function (node) |
---|
| 937 | { |
---|
| 938 | return node.replace(/\\20/g, " ") |
---|
| 939 | .replace(/\\22/g, '"') |
---|
| 940 | .replace(/\\26/g, "&") |
---|
| 941 | .replace(/\\27/g, "'") |
---|
| 942 | .replace(/\\2f/g, "/") |
---|
| 943 | .replace(/\\3a/g, ":") |
---|
| 944 | .replace(/\\3c/g, "<") |
---|
| 945 | .replace(/\\3e/g, ">") |
---|
| 946 | .replace(/\\40/g, "@") |
---|
| 947 | .replace(/\\5c/g, "\\"); |
---|
| 948 | }, |
---|
| 949 | |
---|
| 950 | /** Function: getNodeFromJid |
---|
| 951 | * Get the node portion of a JID String. |
---|
| 952 | * |
---|
| 953 | * Parameters: |
---|
| 954 | * (String) jid - A JID. |
---|
| 955 | * |
---|
| 956 | * Returns: |
---|
| 957 | * A String containing the node. |
---|
| 958 | */ |
---|
| 959 | getNodeFromJid: function (jid) |
---|
| 960 | { |
---|
| 961 | if (jid.indexOf("@") < 0) { return null; } |
---|
| 962 | return jid.split("@")[0]; |
---|
| 963 | }, |
---|
| 964 | |
---|
| 965 | /** Function: getDomainFromJid |
---|
| 966 | * Get the domain portion of a JID String. |
---|
| 967 | * |
---|
| 968 | * Parameters: |
---|
| 969 | * (String) jid - A JID. |
---|
| 970 | * |
---|
| 971 | * Returns: |
---|
| 972 | * A String containing the domain. |
---|
| 973 | */ |
---|
| 974 | getDomainFromJid: function (jid) |
---|
| 975 | { |
---|
| 976 | var bare = Strophe.getBareJidFromJid(jid); |
---|
| 977 | if (bare.indexOf("@") < 0) { |
---|
| 978 | return bare; |
---|
| 979 | } else { |
---|
| 980 | var parts = bare.split("@"); |
---|
| 981 | parts.splice(0, 1); |
---|
| 982 | return parts.join('@'); |
---|
| 983 | } |
---|
| 984 | }, |
---|
| 985 | |
---|
| 986 | /** Function: getResourceFromJid |
---|
| 987 | * Get the resource portion of a JID String. |
---|
| 988 | * |
---|
| 989 | * Parameters: |
---|
| 990 | * (String) jid - A JID. |
---|
| 991 | * |
---|
| 992 | * Returns: |
---|
| 993 | * A String containing the resource. |
---|
| 994 | */ |
---|
| 995 | getResourceFromJid: function (jid) |
---|
| 996 | { |
---|
| 997 | var s = jid.split("/"); |
---|
| 998 | if (s.length < 2) { return null; } |
---|
| 999 | s.splice(0, 1); |
---|
| 1000 | return s.join('/'); |
---|
| 1001 | }, |
---|
| 1002 | |
---|
| 1003 | /** Function: getBareJidFromJid |
---|
| 1004 | * Get the bare JID from a JID String. |
---|
| 1005 | * |
---|
| 1006 | * Parameters: |
---|
| 1007 | * (String) jid - A JID. |
---|
| 1008 | * |
---|
| 1009 | * Returns: |
---|
| 1010 | * A String containing the bare JID. |
---|
| 1011 | */ |
---|
| 1012 | getBareJidFromJid: function (jid) |
---|
| 1013 | { |
---|
| 1014 | return jid.split("/")[0]; |
---|
| 1015 | }, |
---|
| 1016 | |
---|
| 1017 | /** Function: log |
---|
| 1018 | * User overrideable logging function. |
---|
| 1019 | * |
---|
| 1020 | * This function is called whenever the Strophe library calls any |
---|
| 1021 | * of the logging functions. The default implementation of this |
---|
| 1022 | * function does nothing. If client code wishes to handle the logging |
---|
| 1023 | * messages, it should override this with |
---|
| 1024 | * > Strophe.log = function (level, msg) { |
---|
| 1025 | * > (user code here) |
---|
| 1026 | * > }; |
---|
| 1027 | * |
---|
| 1028 | * Please note that data sent and received over the wire is logged |
---|
| 1029 | * via Strophe.Connection.rawInput() and Strophe.Connection.rawOutput(). |
---|
| 1030 | * |
---|
| 1031 | * The different levels and their meanings are |
---|
| 1032 | * |
---|
| 1033 | * DEBUG - Messages useful for debugging purposes. |
---|
| 1034 | * INFO - Informational messages. This is mostly information like |
---|
| 1035 | * 'disconnect was called' or 'SASL auth succeeded'. |
---|
| 1036 | * WARN - Warnings about potential problems. This is mostly used |
---|
| 1037 | * to report transient connection errors like request timeouts. |
---|
| 1038 | * ERROR - Some error occurred. |
---|
| 1039 | * FATAL - A non-recoverable fatal error occurred. |
---|
| 1040 | * |
---|
| 1041 | * Parameters: |
---|
| 1042 | * (Integer) level - The log level of the log message. This will |
---|
| 1043 | * be one of the values in Strophe.LogLevel. |
---|
| 1044 | * (String) msg - The log message. |
---|
| 1045 | */ |
---|
| 1046 | log: function (level, msg) |
---|
| 1047 | { |
---|
| 1048 | return; |
---|
| 1049 | }, |
---|
| 1050 | |
---|
| 1051 | /** Function: debug |
---|
| 1052 | * Log a message at the Strophe.LogLevel.DEBUG level. |
---|
| 1053 | * |
---|
| 1054 | * Parameters: |
---|
| 1055 | * (String) msg - The log message. |
---|
| 1056 | */ |
---|
| 1057 | debug: function(msg) |
---|
| 1058 | { |
---|
| 1059 | this.log(this.LogLevel.DEBUG, msg); |
---|
| 1060 | }, |
---|
| 1061 | |
---|
| 1062 | /** Function: info |
---|
| 1063 | * Log a message at the Strophe.LogLevel.INFO level. |
---|
| 1064 | * |
---|
| 1065 | * Parameters: |
---|
| 1066 | * (String) msg - The log message. |
---|
| 1067 | */ |
---|
| 1068 | info: function (msg) |
---|
| 1069 | { |
---|
| 1070 | this.log(this.LogLevel.INFO, msg); |
---|
| 1071 | }, |
---|
| 1072 | |
---|
| 1073 | /** Function: warn |
---|
| 1074 | * Log a message at the Strophe.LogLevel.WARN level. |
---|
| 1075 | * |
---|
| 1076 | * Parameters: |
---|
| 1077 | * (String) msg - The log message. |
---|
| 1078 | */ |
---|
| 1079 | warn: function (msg) |
---|
| 1080 | { |
---|
| 1081 | this.log(this.LogLevel.WARN, msg); |
---|
| 1082 | }, |
---|
| 1083 | |
---|
| 1084 | /** Function: error |
---|
| 1085 | * Log a message at the Strophe.LogLevel.ERROR level. |
---|
| 1086 | * |
---|
| 1087 | * Parameters: |
---|
| 1088 | * (String) msg - The log message. |
---|
| 1089 | */ |
---|
| 1090 | error: function (msg) |
---|
| 1091 | { |
---|
| 1092 | this.log(this.LogLevel.ERROR, msg); |
---|
| 1093 | }, |
---|
| 1094 | |
---|
| 1095 | /** Function: fatal |
---|
| 1096 | * Log a message at the Strophe.LogLevel.FATAL level. |
---|
| 1097 | * |
---|
| 1098 | * Parameters: |
---|
| 1099 | * (String) msg - The log message. |
---|
| 1100 | */ |
---|
| 1101 | fatal: function (msg) |
---|
| 1102 | { |
---|
| 1103 | this.log(this.LogLevel.FATAL, msg); |
---|
| 1104 | }, |
---|
| 1105 | |
---|
| 1106 | /** Function: serialize |
---|
| 1107 | * Render a DOM element and all descendants to a String. |
---|
| 1108 | * |
---|
| 1109 | * Parameters: |
---|
| 1110 | * (XMLElement) elem - A DOM element. |
---|
| 1111 | * |
---|
| 1112 | * Returns: |
---|
| 1113 | * The serialized element tree as a String. |
---|
| 1114 | */ |
---|
| 1115 | serialize: function (elem) |
---|
| 1116 | { |
---|
| 1117 | var result; |
---|
| 1118 | |
---|
| 1119 | if (!elem) { return null; } |
---|
| 1120 | |
---|
| 1121 | if (typeof(elem.tree) === "function") { |
---|
| 1122 | elem = elem.tree(); |
---|
| 1123 | } |
---|
| 1124 | |
---|
| 1125 | var nodeName = elem.nodeName; |
---|
| 1126 | var i, child; |
---|
| 1127 | |
---|
| 1128 | if (elem.getAttribute("_realname")) { |
---|
| 1129 | nodeName = elem.getAttribute("_realname"); |
---|
| 1130 | } |
---|
| 1131 | |
---|
| 1132 | result = "<" + nodeName; |
---|
| 1133 | for (i = 0; i < elem.attributes.length; i++) { |
---|
| 1134 | if(elem.attributes[i].nodeName != "_realname") { |
---|
| 1135 | result += " " + elem.attributes[i].nodeName.toLowerCase() + |
---|
| 1136 | "='" + elem.attributes[i].value |
---|
| 1137 | .replace("&", "&") |
---|
| 1138 | .replace("'", "'") |
---|
| 1139 | .replace("<", "<") + "'"; |
---|
| 1140 | } |
---|
| 1141 | } |
---|
| 1142 | |
---|
| 1143 | if (elem.childNodes.length > 0) { |
---|
| 1144 | result += ">"; |
---|
| 1145 | for (i = 0; i < elem.childNodes.length; i++) { |
---|
| 1146 | child = elem.childNodes[i]; |
---|
| 1147 | if (child.nodeType == Strophe.ElementType.NORMAL) { |
---|
| 1148 | // normal element, so recurse |
---|
| 1149 | result += Strophe.serialize(child); |
---|
| 1150 | } else if (child.nodeType == Strophe.ElementType.TEXT) { |
---|
| 1151 | // text element |
---|
| 1152 | result += child.nodeValue; |
---|
| 1153 | } |
---|
| 1154 | } |
---|
| 1155 | result += "</" + nodeName + ">"; |
---|
| 1156 | } else { |
---|
| 1157 | result += "/>"; |
---|
| 1158 | } |
---|
| 1159 | |
---|
| 1160 | return result; |
---|
| 1161 | }, |
---|
| 1162 | |
---|
| 1163 | /** PrivateVariable: _requestId |
---|
| 1164 | * _Private_ variable that keeps track of the request ids for |
---|
| 1165 | * connections. |
---|
| 1166 | */ |
---|
| 1167 | _requestId: 0, |
---|
| 1168 | |
---|
| 1169 | /** PrivateVariable: Strophe.connectionPlugins |
---|
| 1170 | * _Private_ variable Used to store plugin names that need |
---|
| 1171 | * initialization on Strophe.Connection construction. |
---|
| 1172 | */ |
---|
| 1173 | _connectionPlugins: {}, |
---|
| 1174 | |
---|
| 1175 | /** Function: addConnectionPlugin |
---|
| 1176 | * Extends the Strophe.Connection object with the given plugin. |
---|
| 1177 | * |
---|
| 1178 | * Paramaters: |
---|
| 1179 | * (String) name - The name of the extension. |
---|
| 1180 | * (Object) ptype - The plugin's prototype. |
---|
| 1181 | */ |
---|
| 1182 | addConnectionPlugin: function (name, ptype) |
---|
| 1183 | { |
---|
| 1184 | Strophe._connectionPlugins[name] = ptype; |
---|
| 1185 | } |
---|
| 1186 | }; |
---|
| 1187 | |
---|
| 1188 | /** Class: Strophe.Builder |
---|
| 1189 | * XML DOM builder. |
---|
| 1190 | * |
---|
| 1191 | * This object provides an interface similar to JQuery but for building |
---|
| 1192 | * DOM element easily and rapidly. All the functions except for toString() |
---|
| 1193 | * and tree() return the object, so calls can be chained. Here's an |
---|
| 1194 | * example using the $iq() builder helper. |
---|
| 1195 | * > $iq({to: 'you': from: 'me': type: 'get', id: '1'}) |
---|
| 1196 | * > .c('query', {xmlns: 'strophe:example'}) |
---|
| 1197 | * > .c('example') |
---|
| 1198 | * > .toString() |
---|
| 1199 | * The above generates this XML fragment |
---|
| 1200 | * > <iq to='you' from='me' type='get' id='1'> |
---|
| 1201 | * > <query xmlns='strophe:example'> |
---|
| 1202 | * > <example/> |
---|
| 1203 | * > </query> |
---|
| 1204 | * > </iq> |
---|
| 1205 | * The corresponding DOM manipulations to get a similar fragment would be |
---|
| 1206 | * a lot more tedious and probably involve several helper variables. |
---|
| 1207 | * |
---|
| 1208 | * Since adding children makes new operations operate on the child, up() |
---|
| 1209 | * is provided to traverse up the tree. To add two children, do |
---|
| 1210 | * > builder.c('child1', ...).up().c('child2', ...) |
---|
| 1211 | * The next operation on the Builder will be relative to the second child. |
---|
| 1212 | */ |
---|
| 1213 | |
---|
| 1214 | /** Constructor: Strophe.Builder |
---|
| 1215 | * Create a Strophe.Builder object. |
---|
| 1216 | * |
---|
| 1217 | * The attributes should be passed in object notation. For example |
---|
| 1218 | * > var b = new Builder('message', {to: 'you', from: 'me'}); |
---|
| 1219 | * or |
---|
| 1220 | * > var b = new Builder('messsage', {'xml:lang': 'en'}); |
---|
| 1221 | * |
---|
| 1222 | * Parameters: |
---|
| 1223 | * (String) name - The name of the root element. |
---|
| 1224 | * (Object) attrs - The attributes for the root element in object notation. |
---|
| 1225 | * |
---|
| 1226 | * Returns: |
---|
| 1227 | * A new Strophe.Builder. |
---|
| 1228 | */ |
---|
| 1229 | Strophe.Builder = function (name, attrs) |
---|
| 1230 | { |
---|
| 1231 | // Set correct namespace for jabber:client elements |
---|
| 1232 | if (name == "presence" || name == "message" || name == "iq") { |
---|
| 1233 | if (attrs && !attrs.xmlns) { |
---|
| 1234 | attrs.xmlns = Strophe.NS.CLIENT; |
---|
| 1235 | } else if (!attrs) { |
---|
| 1236 | attrs = {xmlns: Strophe.NS.CLIENT}; |
---|
| 1237 | } |
---|
| 1238 | } |
---|
| 1239 | |
---|
| 1240 | // Holds the tree being built. |
---|
| 1241 | this.nodeTree = Strophe.xmlElement(name, attrs); |
---|
| 1242 | |
---|
| 1243 | // Points to the current operation node. |
---|
| 1244 | this.node = this.nodeTree; |
---|
| 1245 | }; |
---|
| 1246 | |
---|
| 1247 | Strophe.Builder.prototype = { |
---|
| 1248 | /** Function: tree |
---|
| 1249 | * Return the DOM tree. |
---|
| 1250 | * |
---|
| 1251 | * This function returns the current DOM tree as an element object. This |
---|
| 1252 | * is suitable for passing to functions like Strophe.Connection.send(). |
---|
| 1253 | * |
---|
| 1254 | * Returns: |
---|
| 1255 | * The DOM tree as a element object. |
---|
| 1256 | */ |
---|
| 1257 | tree: function () |
---|
| 1258 | { |
---|
| 1259 | return this.nodeTree; |
---|
| 1260 | }, |
---|
| 1261 | |
---|
| 1262 | /** Function: toString |
---|
| 1263 | * Serialize the DOM tree to a String. |
---|
| 1264 | * |
---|
| 1265 | * This function returns a string serialization of the current DOM |
---|
| 1266 | * tree. It is often used internally to pass data to a |
---|
| 1267 | * Strophe.Request object. |
---|
| 1268 | * |
---|
| 1269 | * Returns: |
---|
| 1270 | * The serialized DOM tree in a String. |
---|
| 1271 | */ |
---|
| 1272 | toString: function () |
---|
| 1273 | { |
---|
| 1274 | return Strophe.serialize(this.nodeTree); |
---|
| 1275 | }, |
---|
| 1276 | |
---|
| 1277 | /** Function: up |
---|
| 1278 | * Make the current parent element the new current element. |
---|
| 1279 | * |
---|
| 1280 | * This function is often used after c() to traverse back up the tree. |
---|
| 1281 | * For example, to add two children to the same element |
---|
| 1282 | * > builder.c('child1', {}).up().c('child2', {}); |
---|
| 1283 | * |
---|
| 1284 | * Returns: |
---|
| 1285 | * The Stophe.Builder object. |
---|
| 1286 | */ |
---|
| 1287 | up: function () |
---|
| 1288 | { |
---|
| 1289 | this.node = this.node.parentNode; |
---|
| 1290 | return this; |
---|
| 1291 | }, |
---|
| 1292 | |
---|
| 1293 | /** Function: attrs |
---|
| 1294 | * Add or modify attributes of the current element. |
---|
| 1295 | * |
---|
| 1296 | * The attributes should be passed in object notation. This function |
---|
| 1297 | * does not move the current element pointer. |
---|
| 1298 | * |
---|
| 1299 | * Parameters: |
---|
| 1300 | * (Object) moreattrs - The attributes to add/modify in object notation. |
---|
| 1301 | * |
---|
| 1302 | * Returns: |
---|
| 1303 | * The Strophe.Builder object. |
---|
| 1304 | */ |
---|
| 1305 | attrs: function (moreattrs) |
---|
| 1306 | { |
---|
| 1307 | for (var k in moreattrs) { |
---|
| 1308 | if (moreattrs.hasOwnProperty(k)) { |
---|
| 1309 | this.node.setAttribute(k, moreattrs[k]); |
---|
| 1310 | } |
---|
| 1311 | } |
---|
| 1312 | return this; |
---|
| 1313 | }, |
---|
| 1314 | |
---|
| 1315 | /** Function: c |
---|
| 1316 | * Add a child to the current element and make it the new current |
---|
| 1317 | * element. |
---|
| 1318 | * |
---|
| 1319 | * This function moves the current element pointer to the child. If you |
---|
| 1320 | * need to add another child, it is necessary to use up() to go back |
---|
| 1321 | * to the parent in the tree. |
---|
| 1322 | * |
---|
| 1323 | * Parameters: |
---|
| 1324 | * (String) name - The name of the child. |
---|
| 1325 | * (Object) attrs - The attributes of the child in object notation. |
---|
| 1326 | * |
---|
| 1327 | * Returns: |
---|
| 1328 | * The Strophe.Builder object. |
---|
| 1329 | */ |
---|
| 1330 | c: function (name, attrs) |
---|
| 1331 | { |
---|
| 1332 | var child = Strophe.xmlElement(name, attrs); |
---|
| 1333 | this.node.appendChild(child); |
---|
| 1334 | this.node = child; |
---|
| 1335 | return this; |
---|
| 1336 | }, |
---|
| 1337 | |
---|
| 1338 | /** Function: cnode |
---|
| 1339 | * Add a child to the current element and make it the new current |
---|
| 1340 | * element. |
---|
| 1341 | * |
---|
| 1342 | * This function is the same as c() except that instead of using a |
---|
| 1343 | * name and an attributes object to create the child it uses an |
---|
| 1344 | * existing DOM element object. |
---|
| 1345 | * |
---|
| 1346 | * Parameters: |
---|
| 1347 | * (XMLElement) elem - A DOM element. |
---|
| 1348 | * |
---|
| 1349 | * Returns: |
---|
| 1350 | * The Strophe.Builder object. |
---|
| 1351 | */ |
---|
| 1352 | cnode: function (elem) |
---|
| 1353 | { |
---|
| 1354 | this.node.appendChild(elem); |
---|
| 1355 | this.node = elem; |
---|
| 1356 | return this; |
---|
| 1357 | }, |
---|
| 1358 | |
---|
| 1359 | /** Function: t |
---|
| 1360 | * Add a child text element. |
---|
| 1361 | * |
---|
| 1362 | * This *does not* make the child the new current element since there |
---|
| 1363 | * are no children of text elements. |
---|
| 1364 | * |
---|
| 1365 | * Parameters: |
---|
| 1366 | * (String) text - The text data to append to the current element. |
---|
| 1367 | * |
---|
| 1368 | * Returns: |
---|
| 1369 | * The Strophe.Builder object. |
---|
| 1370 | */ |
---|
| 1371 | t: function (text) |
---|
| 1372 | { |
---|
| 1373 | var child = Strophe.xmlTextNode(text); |
---|
| 1374 | this.node.appendChild(child); |
---|
| 1375 | return this; |
---|
| 1376 | } |
---|
| 1377 | }; |
---|
| 1378 | |
---|
| 1379 | |
---|
| 1380 | /** PrivateClass: Strophe.Handler |
---|
| 1381 | * _Private_ helper class for managing stanza handlers. |
---|
| 1382 | * |
---|
| 1383 | * A Strophe.Handler encapsulates a user provided callback function to be |
---|
| 1384 | * executed when matching stanzas are received by the connection. |
---|
| 1385 | * Handlers can be either one-off or persistant depending on their |
---|
| 1386 | * return value. Returning true will cause a Handler to remain active, and |
---|
| 1387 | * returning false will remove the Handler. |
---|
| 1388 | * |
---|
| 1389 | * Users will not use Strophe.Handler objects directly, but instead they |
---|
| 1390 | * will use Strophe.Connection.addHandler() and |
---|
| 1391 | * Strophe.Connection.deleteHandler(). |
---|
| 1392 | */ |
---|
| 1393 | |
---|
| 1394 | /** PrivateConstructor: Strophe.Handler |
---|
| 1395 | * Create and initialize a new Strophe.Handler. |
---|
| 1396 | * |
---|
| 1397 | * Parameters: |
---|
| 1398 | * (Function) handler - A function to be executed when the handler is run. |
---|
| 1399 | * (String) ns - The namespace to match. |
---|
| 1400 | * (String) name - The element name to match. |
---|
| 1401 | * (String) type - The element type to match. |
---|
| 1402 | * (String) id - The element id attribute to match. |
---|
| 1403 | * (String) from - The element from attribute to match. |
---|
| 1404 | * (Object) options - Handler options |
---|
| 1405 | * |
---|
| 1406 | * Returns: |
---|
| 1407 | * A new Strophe.Handler object. |
---|
| 1408 | */ |
---|
| 1409 | Strophe.Handler = function (handler, ns, name, type, id, from, options) |
---|
| 1410 | { |
---|
| 1411 | this.handler = handler; |
---|
| 1412 | this.ns = ns; |
---|
| 1413 | this.name = name; |
---|
| 1414 | this.type = type; |
---|
| 1415 | this.id = id; |
---|
| 1416 | this.options = options || {matchbare: false}; |
---|
| 1417 | |
---|
| 1418 | // default matchBare to false if undefined |
---|
| 1419 | if (!this.options.matchBare) { |
---|
| 1420 | this.options.matchBare = false; |
---|
| 1421 | } |
---|
| 1422 | |
---|
| 1423 | if (this.options.matchBare) { |
---|
| 1424 | this.from = Strophe.getBareJidFromJid(from); |
---|
| 1425 | } else { |
---|
| 1426 | this.from = from; |
---|
| 1427 | } |
---|
| 1428 | |
---|
| 1429 | // whether the handler is a user handler or a system handler |
---|
| 1430 | this.user = true; |
---|
| 1431 | }; |
---|
| 1432 | |
---|
| 1433 | Strophe.Handler.prototype = { |
---|
| 1434 | /** PrivateFunction: isMatch |
---|
| 1435 | * Tests if a stanza matches the Strophe.Handler. |
---|
| 1436 | * |
---|
| 1437 | * Parameters: |
---|
| 1438 | * (XMLElement) elem - The XML element to test. |
---|
| 1439 | * |
---|
| 1440 | * Returns: |
---|
| 1441 | * true if the stanza matches and false otherwise. |
---|
| 1442 | */ |
---|
| 1443 | isMatch: function (elem) |
---|
| 1444 | { |
---|
| 1445 | var nsMatch; |
---|
| 1446 | var from = null; |
---|
| 1447 | |
---|
| 1448 | if (this.options.matchBare) { |
---|
| 1449 | from = Strophe.getBareJidFromJid(elem.getAttribute('from')); |
---|
| 1450 | } else { |
---|
| 1451 | from = elem.getAttribute('from'); |
---|
| 1452 | } |
---|
| 1453 | |
---|
| 1454 | nsMatch = false; |
---|
| 1455 | if (!this.ns) { |
---|
| 1456 | nsMatch = true; |
---|
| 1457 | } else { |
---|
| 1458 | var self = this; |
---|
| 1459 | Strophe.forEachChild(elem, null, function (elem) { |
---|
| 1460 | if (elem.getAttribute("xmlns") == self.ns) { |
---|
| 1461 | nsMatch = true; |
---|
| 1462 | } |
---|
| 1463 | }); |
---|
| 1464 | |
---|
| 1465 | nsMatch = nsMatch || elem.getAttribute("xmlns") == this.ns; |
---|
| 1466 | } |
---|
| 1467 | |
---|
| 1468 | if (nsMatch && |
---|
| 1469 | (!this.name || Strophe.isTagEqual(elem, this.name)) && |
---|
| 1470 | (!this.type || elem.getAttribute("type") === this.type) && |
---|
| 1471 | (!this.id || elem.getAttribute("id") === this.id) && |
---|
| 1472 | (!this.from || from === this.from)) { |
---|
| 1473 | return true; |
---|
| 1474 | } |
---|
| 1475 | |
---|
| 1476 | return false; |
---|
| 1477 | }, |
---|
| 1478 | |
---|
| 1479 | /** PrivateFunction: run |
---|
| 1480 | * Run the callback on a matching stanza. |
---|
| 1481 | * |
---|
| 1482 | * Parameters: |
---|
| 1483 | * (XMLElement) elem - The DOM element that triggered the |
---|
| 1484 | * Strophe.Handler. |
---|
| 1485 | * |
---|
| 1486 | * Returns: |
---|
| 1487 | * A boolean indicating if the handler should remain active. |
---|
| 1488 | */ |
---|
| 1489 | run: function (elem) |
---|
| 1490 | { |
---|
| 1491 | var result = null; |
---|
| 1492 | try { |
---|
| 1493 | result = this.handler(elem); |
---|
| 1494 | } catch (e) { |
---|
| 1495 | if (e.sourceURL) { |
---|
| 1496 | Strophe.fatal("error: " + this.handler + |
---|
| 1497 | " " + e.sourceURL + ":" + |
---|
| 1498 | e.line + " - " + e.name + ": " + e.message); |
---|
| 1499 | } else if (e.fileName) { |
---|
| 1500 | if (typeof(console) != "undefined") { |
---|
| 1501 | console.trace(); |
---|
| 1502 | console.error(this.handler, " - error - ", e, e.message); |
---|
| 1503 | } |
---|
| 1504 | Strophe.fatal("error: " + this.handler + " " + |
---|
| 1505 | e.fileName + ":" + e.lineNumber + " - " + |
---|
| 1506 | e.name + ": " + e.message); |
---|
| 1507 | } else { |
---|
| 1508 | Strophe.fatal("error: " + this.handler); |
---|
| 1509 | } |
---|
| 1510 | |
---|
| 1511 | throw e; |
---|
| 1512 | } |
---|
| 1513 | |
---|
| 1514 | return result; |
---|
| 1515 | }, |
---|
| 1516 | |
---|
| 1517 | /** PrivateFunction: toString |
---|
| 1518 | * Get a String representation of the Strophe.Handler object. |
---|
| 1519 | * |
---|
| 1520 | * Returns: |
---|
| 1521 | * A String. |
---|
| 1522 | */ |
---|
| 1523 | toString: function () |
---|
| 1524 | { |
---|
| 1525 | return "{Handler: " + this.handler + "(" + this.name + "," + |
---|
| 1526 | this.id + "," + this.ns + ")}"; |
---|
| 1527 | } |
---|
| 1528 | }; |
---|
| 1529 | |
---|
| 1530 | /** PrivateClass: Strophe.TimedHandler |
---|
| 1531 | * _Private_ helper class for managing timed handlers. |
---|
| 1532 | * |
---|
| 1533 | * A Strophe.TimedHandler encapsulates a user provided callback that |
---|
| 1534 | * should be called after a certain period of time or at regular |
---|
| 1535 | * intervals. The return value of the callback determines whether the |
---|
| 1536 | * Strophe.TimedHandler will continue to fire. |
---|
| 1537 | * |
---|
| 1538 | * Users will not use Strophe.TimedHandler objects directly, but instead |
---|
| 1539 | * they will use Strophe.Connection.addTimedHandler() and |
---|
| 1540 | * Strophe.Connection.deleteTimedHandler(). |
---|
| 1541 | */ |
---|
| 1542 | |
---|
| 1543 | /** PrivateConstructor: Strophe.TimedHandler |
---|
| 1544 | * Create and initialize a new Strophe.TimedHandler object. |
---|
| 1545 | * |
---|
| 1546 | * Parameters: |
---|
| 1547 | * (Integer) period - The number of milliseconds to wait before the |
---|
| 1548 | * handler is called. |
---|
| 1549 | * (Function) handler - The callback to run when the handler fires. This |
---|
| 1550 | * function should take no arguments. |
---|
| 1551 | * |
---|
| 1552 | * Returns: |
---|
| 1553 | * A new Strophe.TimedHandler object. |
---|
| 1554 | */ |
---|
| 1555 | Strophe.TimedHandler = function (period, handler) |
---|
| 1556 | { |
---|
| 1557 | this.period = period; |
---|
| 1558 | this.handler = handler; |
---|
| 1559 | |
---|
| 1560 | this.lastCalled = new Date().getTime(); |
---|
| 1561 | this.user = true; |
---|
| 1562 | }; |
---|
| 1563 | |
---|
| 1564 | Strophe.TimedHandler.prototype = { |
---|
| 1565 | /** PrivateFunction: run |
---|
| 1566 | * Run the callback for the Strophe.TimedHandler. |
---|
| 1567 | * |
---|
| 1568 | * Returns: |
---|
| 1569 | * true if the Strophe.TimedHandler should be called again, and false |
---|
| 1570 | * otherwise. |
---|
| 1571 | */ |
---|
| 1572 | run: function () |
---|
| 1573 | { |
---|
| 1574 | this.lastCalled = new Date().getTime(); |
---|
| 1575 | return this.handler(); |
---|
| 1576 | }, |
---|
| 1577 | |
---|
| 1578 | /** PrivateFunction: reset |
---|
| 1579 | * Reset the last called time for the Strophe.TimedHandler. |
---|
| 1580 | */ |
---|
| 1581 | reset: function () |
---|
| 1582 | { |
---|
| 1583 | this.lastCalled = new Date().getTime(); |
---|
| 1584 | }, |
---|
| 1585 | |
---|
| 1586 | /** PrivateFunction: toString |
---|
| 1587 | * Get a string representation of the Strophe.TimedHandler object. |
---|
| 1588 | * |
---|
| 1589 | * Returns: |
---|
| 1590 | * The string representation. |
---|
| 1591 | */ |
---|
| 1592 | toString: function () |
---|
| 1593 | { |
---|
| 1594 | return "{TimedHandler: " + this.handler + "(" + this.period +")}"; |
---|
| 1595 | } |
---|
| 1596 | }; |
---|
| 1597 | |
---|
| 1598 | /** PrivateClass: Strophe.Request |
---|
| 1599 | * _Private_ helper class that provides a cross implementation abstraction |
---|
| 1600 | * for a BOSH related XMLHttpRequest. |
---|
| 1601 | * |
---|
| 1602 | * The Strophe.Request class is used internally to encapsulate BOSH request |
---|
| 1603 | * information. It is not meant to be used from user's code. |
---|
| 1604 | */ |
---|
| 1605 | |
---|
| 1606 | /** PrivateConstructor: Strophe.Request |
---|
| 1607 | * Create and initialize a new Strophe.Request object. |
---|
| 1608 | * |
---|
| 1609 | * Parameters: |
---|
| 1610 | * (XMLElement) elem - The XML data to be sent in the request. |
---|
| 1611 | * (Function) func - The function that will be called when the |
---|
| 1612 | * XMLHttpRequest readyState changes. |
---|
| 1613 | * (Integer) rid - The BOSH rid attribute associated with this request. |
---|
| 1614 | * (Integer) sends - The number of times this same request has been |
---|
| 1615 | * sent. |
---|
| 1616 | */ |
---|
| 1617 | Strophe.Request = function (elem, func, rid, sends) |
---|
| 1618 | { |
---|
| 1619 | this.id = ++Strophe._requestId; |
---|
| 1620 | this.xmlData = elem; |
---|
| 1621 | this.data = Strophe.serialize(elem); |
---|
| 1622 | // save original function in case we need to make a new request |
---|
| 1623 | // from this one. |
---|
| 1624 | this.origFunc = func; |
---|
| 1625 | this.func = func; |
---|
| 1626 | this.rid = rid; |
---|
| 1627 | this.date = NaN; |
---|
| 1628 | this.sends = sends || 0; |
---|
| 1629 | this.abort = false; |
---|
| 1630 | this.dead = null; |
---|
| 1631 | this.age = function () { |
---|
| 1632 | if (!this.date) { return 0; } |
---|
| 1633 | var now = new Date(); |
---|
| 1634 | return (now - this.date) / 1000; |
---|
| 1635 | }; |
---|
| 1636 | this.timeDead = function () { |
---|
| 1637 | if (!this.dead) { return 0; } |
---|
| 1638 | var now = new Date(); |
---|
| 1639 | return (now - this.dead) / 1000; |
---|
| 1640 | }; |
---|
| 1641 | this.xhr = this._newXHR(); |
---|
| 1642 | }; |
---|
| 1643 | |
---|
| 1644 | Strophe.Request.prototype = { |
---|
| 1645 | /** PrivateFunction: getResponse |
---|
| 1646 | * Get a response from the underlying XMLHttpRequest. |
---|
| 1647 | * |
---|
| 1648 | * This function attempts to get a response from the request and checks |
---|
| 1649 | * for errors. |
---|
| 1650 | * |
---|
| 1651 | * Throws: |
---|
| 1652 | * "parsererror" - A parser error occured. |
---|
| 1653 | * |
---|
| 1654 | * Returns: |
---|
| 1655 | * The DOM element tree of the response. |
---|
| 1656 | */ |
---|
| 1657 | getResponse: function () |
---|
| 1658 | { |
---|
| 1659 | var node = null; |
---|
| 1660 | if (this.xhr.responseXML && this.xhr.responseXML.documentElement) { |
---|
| 1661 | node = this.xhr.responseXML.documentElement; |
---|
| 1662 | if (node.tagName == "parsererror") { |
---|
| 1663 | Strophe.error("invalid response received"); |
---|
| 1664 | Strophe.error("responseText: " + this.xhr.responseText); |
---|
| 1665 | Strophe.error("responseXML: " + |
---|
| 1666 | Strophe.serialize(this.xhr.responseXML)); |
---|
| 1667 | throw "parsererror"; |
---|
| 1668 | } |
---|
| 1669 | } else if (this.xhr.responseText) { |
---|
| 1670 | Strophe.error("invalid response received"); |
---|
| 1671 | Strophe.error("responseText: " + this.xhr.responseText); |
---|
| 1672 | Strophe.error("responseXML: " + |
---|
| 1673 | Strophe.serialize(this.xhr.responseXML)); |
---|
| 1674 | } |
---|
| 1675 | |
---|
| 1676 | return node; |
---|
| 1677 | }, |
---|
| 1678 | |
---|
| 1679 | /** PrivateFunction: _newXHR |
---|
| 1680 | * _Private_ helper function to create XMLHttpRequests. |
---|
| 1681 | * |
---|
| 1682 | * This function creates XMLHttpRequests across all implementations. |
---|
| 1683 | * |
---|
| 1684 | * Returns: |
---|
| 1685 | * A new XMLHttpRequest. |
---|
| 1686 | */ |
---|
| 1687 | _newXHR: function () |
---|
| 1688 | { |
---|
| 1689 | var xhr = null; |
---|
| 1690 | if (window.XMLHttpRequest) { |
---|
| 1691 | xhr = new XMLHttpRequest(); |
---|
| 1692 | if (xhr.overrideMimeType) { |
---|
| 1693 | xhr.overrideMimeType("text/xml"); |
---|
| 1694 | } |
---|
| 1695 | } else if (window.ActiveXObject) { |
---|
| 1696 | xhr = new ActiveXObject("Microsoft.XMLHTTP"); |
---|
| 1697 | } |
---|
| 1698 | |
---|
| 1699 | xhr.onreadystatechange = this.func.prependArg(this); |
---|
| 1700 | |
---|
| 1701 | return xhr; |
---|
| 1702 | } |
---|
| 1703 | }; |
---|
| 1704 | |
---|
| 1705 | /** Class: Strophe.Connection |
---|
| 1706 | * XMPP Connection manager. |
---|
| 1707 | * |
---|
| 1708 | * Thie class is the main part of Strophe. It manages a BOSH connection |
---|
| 1709 | * to an XMPP server and dispatches events to the user callbacks as |
---|
| 1710 | * data arrives. It supports SASL PLAIN, SASL DIGEST-MD5, and legacy |
---|
| 1711 | * authentication. |
---|
| 1712 | * |
---|
| 1713 | * After creating a Strophe.Connection object, the user will typically |
---|
| 1714 | * call connect() with a user supplied callback to handle connection level |
---|
| 1715 | * events like authentication failure, disconnection, or connection |
---|
| 1716 | * complete. |
---|
| 1717 | * |
---|
| 1718 | * The user will also have several event handlers defined by using |
---|
| 1719 | * addHandler() and addTimedHandler(). These will allow the user code to |
---|
| 1720 | * respond to interesting stanzas or do something periodically with the |
---|
| 1721 | * connection. These handlers will be active once authentication is |
---|
| 1722 | * finished. |
---|
| 1723 | * |
---|
| 1724 | * To send data to the connection, use send(). |
---|
| 1725 | */ |
---|
| 1726 | |
---|
| 1727 | /** Constructor: Strophe.Connection |
---|
| 1728 | * Create and initialize a Strophe.Connection object. |
---|
| 1729 | * |
---|
| 1730 | * Parameters: |
---|
| 1731 | * (String) service - The BOSH service URL. |
---|
| 1732 | * |
---|
| 1733 | * Returns: |
---|
| 1734 | * A new Strophe.Connection object. |
---|
| 1735 | */ |
---|
| 1736 | Strophe.Connection = function (service) |
---|
| 1737 | { |
---|
| 1738 | /* The path to the httpbind service. */ |
---|
| 1739 | this.service = service; |
---|
| 1740 | /* The connected JID. */ |
---|
| 1741 | this.jid = ""; |
---|
| 1742 | /* request id for body tags */ |
---|
| 1743 | this.rid = Math.floor(Math.random() * 4294967295); |
---|
| 1744 | /* The current session ID. */ |
---|
| 1745 | this.sid = null; |
---|
| 1746 | this.streamId = null; |
---|
| 1747 | |
---|
| 1748 | // SASL |
---|
| 1749 | this.do_session = false; |
---|
| 1750 | this.do_bind = false; |
---|
| 1751 | |
---|
| 1752 | // handler lists |
---|
| 1753 | this.timedHandlers = []; |
---|
| 1754 | this.handlers = []; |
---|
| 1755 | this.removeTimeds = []; |
---|
| 1756 | this.removeHandlers = []; |
---|
| 1757 | this.addTimeds = []; |
---|
| 1758 | this.addHandlers = []; |
---|
| 1759 | |
---|
| 1760 | this._idleTimeout = null; |
---|
| 1761 | this._disconnectTimeout = null; |
---|
| 1762 | |
---|
| 1763 | this.authenticated = false; |
---|
| 1764 | this.disconnecting = false; |
---|
| 1765 | this.connected = false; |
---|
| 1766 | |
---|
| 1767 | this.errors = 0; |
---|
| 1768 | |
---|
| 1769 | this.paused = false; |
---|
| 1770 | |
---|
| 1771 | // default BOSH values |
---|
| 1772 | this.hold = 1; |
---|
| 1773 | this.wait = 60; |
---|
| 1774 | this.window = 5; |
---|
| 1775 | |
---|
| 1776 | this._data = []; |
---|
| 1777 | this._requests = []; |
---|
| 1778 | this._uniqueId = Math.round(Math.random() * 10000); |
---|
| 1779 | |
---|
| 1780 | this._sasl_success_handler = null; |
---|
| 1781 | this._sasl_failure_handler = null; |
---|
| 1782 | this._sasl_challenge_handler = null; |
---|
| 1783 | |
---|
| 1784 | // setup onIdle callback every 1/10th of a second |
---|
| 1785 | this._idleTimeout = setTimeout(this._onIdle.bind(this), 100); |
---|
| 1786 | |
---|
| 1787 | // initialize plugins |
---|
| 1788 | for (var k in Strophe._connectionPlugins) { |
---|
| 1789 | if (Strophe._connectionPlugins.hasOwnProperty(k)) { |
---|
| 1790 | var ptype = Strophe._connectionPlugins[k]; |
---|
| 1791 | // jslint complaints about the below line, but this is fine |
---|
| 1792 | var F = function () {}; |
---|
| 1793 | F.prototype = ptype; |
---|
| 1794 | this[k] = new F(); |
---|
| 1795 | this[k].init(this); |
---|
| 1796 | } |
---|
| 1797 | } |
---|
| 1798 | }; |
---|
| 1799 | |
---|
| 1800 | Strophe.Connection.prototype = { |
---|
| 1801 | /** Function: reset |
---|
| 1802 | * Reset the connection. |
---|
| 1803 | * |
---|
| 1804 | * This function should be called after a connection is disconnected |
---|
| 1805 | * before that connection is reused. |
---|
| 1806 | */ |
---|
| 1807 | reset: function () |
---|
| 1808 | { |
---|
| 1809 | this.rid = Math.floor(Math.random() * 4294967295); |
---|
| 1810 | |
---|
| 1811 | this.sid = null; |
---|
| 1812 | this.streamId = null; |
---|
| 1813 | |
---|
| 1814 | // SASL |
---|
| 1815 | this.do_session = false; |
---|
| 1816 | this.do_bind = false; |
---|
| 1817 | |
---|
| 1818 | // handler lists |
---|
| 1819 | this.timedHandlers = []; |
---|
| 1820 | this.handlers = []; |
---|
| 1821 | this.removeTimeds = []; |
---|
| 1822 | this.removeHandlers = []; |
---|
| 1823 | this.addTimeds = []; |
---|
| 1824 | this.addHandlers = []; |
---|
| 1825 | |
---|
| 1826 | this.authenticated = false; |
---|
| 1827 | this.disconnecting = false; |
---|
| 1828 | this.connected = false; |
---|
| 1829 | |
---|
| 1830 | this.errors = 0; |
---|
| 1831 | |
---|
| 1832 | this._requests = []; |
---|
| 1833 | this._uniqueId = Math.round(Math.random()*10000); |
---|
| 1834 | }, |
---|
| 1835 | |
---|
| 1836 | /** Function: pause |
---|
| 1837 | * Pause the request manager. |
---|
| 1838 | * |
---|
| 1839 | * This will prevent Strophe from sending any more requests to the |
---|
| 1840 | * server. This is very useful for temporarily pausing while a lot |
---|
| 1841 | * of send() calls are happening quickly. This causes Strophe to |
---|
| 1842 | * send the data in a single request, saving many request trips. |
---|
| 1843 | */ |
---|
| 1844 | pause: function () |
---|
| 1845 | { |
---|
| 1846 | this.paused = true; |
---|
| 1847 | }, |
---|
| 1848 | |
---|
| 1849 | /** Function: resume |
---|
| 1850 | * Resume the request manager. |
---|
| 1851 | * |
---|
| 1852 | * This resumes after pause() has been called. |
---|
| 1853 | */ |
---|
| 1854 | resume: function () |
---|
| 1855 | { |
---|
| 1856 | this.paused = false; |
---|
| 1857 | }, |
---|
| 1858 | |
---|
| 1859 | /** Function: getUniqueId |
---|
| 1860 | * Generate a unique ID for use in <iq/> elements. |
---|
| 1861 | * |
---|
| 1862 | * All <iq/> stanzas are required to have unique id attributes. This |
---|
| 1863 | * function makes creating these easy. Each connection instance has |
---|
| 1864 | * a counter which starts from zero, and the value of this counter |
---|
| 1865 | * plus a colon followed by the suffix becomes the unique id. If no |
---|
| 1866 | * suffix is supplied, the counter is used as the unique id. |
---|
| 1867 | * |
---|
| 1868 | * Suffixes are used to make debugging easier when reading the stream |
---|
| 1869 | * data, and their use is recommended. The counter resets to 0 for |
---|
| 1870 | * every new connection for the same reason. For connections to the |
---|
| 1871 | * same server that authenticate the same way, all the ids should be |
---|
| 1872 | * the same, which makes it easy to see changes. This is useful for |
---|
| 1873 | * automated testing as well. |
---|
| 1874 | * |
---|
| 1875 | * Parameters: |
---|
| 1876 | * (String) suffix - A optional suffix to append to the id. |
---|
| 1877 | * |
---|
| 1878 | * Returns: |
---|
| 1879 | * A unique string to be used for the id attribute. |
---|
| 1880 | */ |
---|
| 1881 | getUniqueId: function (suffix) |
---|
| 1882 | { |
---|
| 1883 | if (typeof(suffix) == "string" || typeof(suffix) == "number") { |
---|
| 1884 | return ++this._uniqueId + ":" + suffix; |
---|
| 1885 | } else { |
---|
| 1886 | return ++this._uniqueId + ""; |
---|
| 1887 | } |
---|
| 1888 | }, |
---|
| 1889 | |
---|
| 1890 | /** Function: connect |
---|
| 1891 | * Starts the connection process. |
---|
| 1892 | * |
---|
| 1893 | * As the connection process proceeds, the user supplied callback will |
---|
| 1894 | * be triggered multiple times with status updates. The callback |
---|
| 1895 | * should take two arguments - the status code and the error condition. |
---|
| 1896 | * |
---|
| 1897 | * The status code will be one of the values in the Strophe.Status |
---|
| 1898 | * constants. The error condition will be one of the conditions |
---|
| 1899 | * defined in RFC 3920 or the condition 'strophe-parsererror'. |
---|
| 1900 | * |
---|
| 1901 | * Please see XEP 124 for a more detailed explanation of the optional |
---|
| 1902 | * parameters below. |
---|
| 1903 | * |
---|
| 1904 | * Parameters: |
---|
| 1905 | * (String) jid - The user's JID. This may be a bare JID, |
---|
| 1906 | * or a full JID. If a node is not supplied, SASL ANONYMOUS |
---|
| 1907 | * authentication will be attempted. |
---|
| 1908 | * (String) pass - The user's password. |
---|
| 1909 | * (Function) callback The connect callback function. |
---|
| 1910 | * (Integer) wait - The optional HTTPBIND wait value. This is the |
---|
| 1911 | * time the server will wait before returning an empty result for |
---|
| 1912 | * a request. The default setting of 60 seconds is recommended. |
---|
| 1913 | * Other settings will require tweaks to the Strophe.TIMEOUT value. |
---|
| 1914 | * (Integer) hold - The optional HTTPBIND hold value. This is the |
---|
| 1915 | * number of connections the server will hold at one time. This |
---|
| 1916 | * should almost always be set to 1 (the default). |
---|
| 1917 | */ |
---|
| 1918 | connect: function (jid, pass, callback, wait, hold) |
---|
| 1919 | { |
---|
| 1920 | this.jid = jid; |
---|
| 1921 | this.pass = pass; |
---|
| 1922 | this.connect_callback = callback; |
---|
| 1923 | this.disconnecting = false; |
---|
| 1924 | this.connected = false; |
---|
| 1925 | this.authenticated = false; |
---|
| 1926 | this.errors = 0; |
---|
| 1927 | |
---|
| 1928 | this.wait = wait || this.wait; |
---|
| 1929 | this.hold = hold || this.hold; |
---|
| 1930 | |
---|
| 1931 | // parse jid for domain and resource |
---|
| 1932 | this.domain = Strophe.getDomainFromJid(this.jid); |
---|
| 1933 | |
---|
| 1934 | // build the body tag |
---|
| 1935 | var body = this._buildBody().attrs({ |
---|
| 1936 | to: this.domain, |
---|
| 1937 | "xml:lang": "en", |
---|
| 1938 | wait: this.wait, |
---|
| 1939 | hold: this.hold, |
---|
| 1940 | content: "text/xml; charset=utf-8", |
---|
| 1941 | ver: "1.6", |
---|
| 1942 | "xmpp:version": "1.0", |
---|
| 1943 | "xmlns:xmpp": Strophe.NS.BOSH |
---|
| 1944 | }); |
---|
| 1945 | |
---|
| 1946 | this._changeConnectStatus(Strophe.Status.CONNECTING, null); |
---|
| 1947 | |
---|
| 1948 | this._requests.push( |
---|
| 1949 | new Strophe.Request(body.tree(), |
---|
| 1950 | this._onRequestStateChange.bind(this) |
---|
| 1951 | .prependArg(this._connect_cb.bind(this)), |
---|
| 1952 | body.tree().getAttribute("rid"))); |
---|
| 1953 | this._throttledRequestHandler(); |
---|
| 1954 | }, |
---|
| 1955 | |
---|
| 1956 | /** Function: attach |
---|
| 1957 | * Attach to an already created and authenticated BOSH session. |
---|
| 1958 | * |
---|
| 1959 | * This function is provided to allow Strophe to attach to BOSH |
---|
| 1960 | * sessions which have been created externally, perhaps by a Web |
---|
| 1961 | * application. This is often used to support auto-login type features |
---|
| 1962 | * without putting user credentials into the page. |
---|
| 1963 | * |
---|
| 1964 | * Parameters: |
---|
| 1965 | * (String) jid - The full JID that is bound by the session. |
---|
| 1966 | * (String) sid - The SID of the BOSH session. |
---|
| 1967 | * (String) rid - The current RID of the BOSH session. This RID |
---|
| 1968 | * will be used by the next request. |
---|
| 1969 | * (Function) callback The connect callback function. |
---|
| 1970 | * (Integer) wait - The optional HTTPBIND wait value. This is the |
---|
| 1971 | * time the server will wait before returning an empty result for |
---|
| 1972 | * a request. The default setting of 60 seconds is recommended. |
---|
| 1973 | * Other settings will require tweaks to the Strophe.TIMEOUT value. |
---|
| 1974 | * (Integer) hold - The optional HTTPBIND hold value. This is the |
---|
| 1975 | * number of connections the server will hold at one time. This |
---|
| 1976 | * should almost always be set to 1 (the default). |
---|
| 1977 | * (Integer) wind - The optional HTTBIND window value. This is the |
---|
| 1978 | * allowed range of request ids that are valid. The default is 5. |
---|
| 1979 | */ |
---|
| 1980 | attach: function (jid, sid, rid, callback, wait, hold, wind) |
---|
| 1981 | { |
---|
| 1982 | this.jid = jid; |
---|
| 1983 | this.sid = sid; |
---|
| 1984 | this.rid = rid; |
---|
| 1985 | this.connect_callback = callback; |
---|
| 1986 | |
---|
| 1987 | this.domain = Strophe.getDomainFromJid(this.jid); |
---|
| 1988 | |
---|
| 1989 | this.authenticated = true; |
---|
| 1990 | this.connected = true; |
---|
| 1991 | |
---|
| 1992 | this.wait = wait || this.wait; |
---|
| 1993 | this.hold = hold || this.hold; |
---|
| 1994 | this.window = wind || this.window; |
---|
| 1995 | |
---|
| 1996 | this._changeConnectStatus(Strophe.Status.ATTACHED, null); |
---|
| 1997 | }, |
---|
| 1998 | |
---|
| 1999 | /** Function: xmlInput |
---|
| 2000 | * User overrideable function that receives XML data coming into the |
---|
| 2001 | * connection. |
---|
| 2002 | * |
---|
| 2003 | * The default function does nothing. User code can override this with |
---|
| 2004 | * > Strophe.Connection.xmlInput = function (elem) { |
---|
| 2005 | * > (user code) |
---|
| 2006 | * > }; |
---|
| 2007 | * |
---|
| 2008 | * Parameters: |
---|
| 2009 | * (XMLElement) elem - The XML data received by the connection. |
---|
| 2010 | */ |
---|
| 2011 | xmlInput: function (elem) |
---|
| 2012 | { |
---|
| 2013 | return; |
---|
| 2014 | }, |
---|
| 2015 | |
---|
| 2016 | /** Function: xmlOutput |
---|
| 2017 | * User overrideable function that receives XML data sent to the |
---|
| 2018 | * connection. |
---|
| 2019 | * |
---|
| 2020 | * The default function does nothing. User code can override this with |
---|
| 2021 | * > Strophe.Connection.xmlOutput = function (elem) { |
---|
| 2022 | * > (user code) |
---|
| 2023 | * > }; |
---|
| 2024 | * |
---|
| 2025 | * Parameters: |
---|
| 2026 | * (XMLElement) elem - The XMLdata sent by the connection. |
---|
| 2027 | */ |
---|
| 2028 | xmlOutput: function (elem) |
---|
| 2029 | { |
---|
| 2030 | return; |
---|
| 2031 | }, |
---|
| 2032 | |
---|
| 2033 | /** Function: rawInput |
---|
| 2034 | * User overrideable function that receives raw data coming into the |
---|
| 2035 | * connection. |
---|
| 2036 | * |
---|
| 2037 | * The default function does nothing. User code can override this with |
---|
| 2038 | * > Strophe.Connection.rawInput = function (data) { |
---|
| 2039 | * > (user code) |
---|
| 2040 | * > }; |
---|
| 2041 | * |
---|
| 2042 | * Parameters: |
---|
| 2043 | * (String) data - The data received by the connection. |
---|
| 2044 | */ |
---|
| 2045 | rawInput: function (data) |
---|
| 2046 | { |
---|
| 2047 | return; |
---|
| 2048 | }, |
---|
| 2049 | |
---|
| 2050 | /** Function: rawOutput |
---|
| 2051 | * User overrideable function that receives raw data sent to the |
---|
| 2052 | * connection. |
---|
| 2053 | * |
---|
| 2054 | * The default function does nothing. User code can override this with |
---|
| 2055 | * > Strophe.Connection.rawOutput = function (data) { |
---|
| 2056 | * > (user code) |
---|
| 2057 | * > }; |
---|
| 2058 | * |
---|
| 2059 | * Parameters: |
---|
| 2060 | * (String) data - The data sent by the connection. |
---|
| 2061 | */ |
---|
| 2062 | rawOutput: function (data) |
---|
| 2063 | { |
---|
| 2064 | return; |
---|
| 2065 | }, |
---|
| 2066 | |
---|
| 2067 | /** Function: send |
---|
| 2068 | * Send a stanza. |
---|
| 2069 | * |
---|
| 2070 | * This function is called to push data onto the send queue to |
---|
| 2071 | * go out over the wire. Whenever a request is sent to the BOSH |
---|
| 2072 | * server, all pending data is sent and the queue is flushed. |
---|
| 2073 | * |
---|
| 2074 | * Parameters: |
---|
| 2075 | * (XMLElement | |
---|
| 2076 | * [XMLElement] | |
---|
| 2077 | * Strophe.Builder) elem - The stanza to send. |
---|
| 2078 | */ |
---|
| 2079 | send: function (elem) |
---|
| 2080 | { |
---|
| 2081 | if (elem === null) { return ; } |
---|
| 2082 | if (typeof(elem.sort) === "function") { |
---|
| 2083 | for (var i = 0; i < elem.length; i++) { |
---|
| 2084 | this._queueData(elem[i]); |
---|
| 2085 | } |
---|
| 2086 | } else if (typeof(elem.tree) === "function") { |
---|
| 2087 | this._queueData(elem.tree()); |
---|
| 2088 | } else { |
---|
| 2089 | this._queueData(elem); |
---|
| 2090 | } |
---|
| 2091 | |
---|
| 2092 | this._throttledRequestHandler(); |
---|
| 2093 | clearTimeout(this._idleTimeout); |
---|
| 2094 | this._idleTimeout = setTimeout(this._onIdle.bind(this), 100); |
---|
| 2095 | }, |
---|
| 2096 | |
---|
| 2097 | /** Function: flush |
---|
| 2098 | * Immediately send any pending outgoing data. |
---|
| 2099 | * |
---|
| 2100 | * Normally send() queues outgoing data until the next idle period |
---|
| 2101 | * (100ms), which optimizes network use in the common cases when |
---|
| 2102 | * several send()s are called in succession. flush() can be used to |
---|
| 2103 | * immediately send all pending data. |
---|
| 2104 | */ |
---|
| 2105 | flush: function () |
---|
| 2106 | { |
---|
| 2107 | // cancel the pending idle period and run the idle function |
---|
| 2108 | // immediately |
---|
| 2109 | clearTimeout(this._idleTimeout); |
---|
| 2110 | this._onIdle(); |
---|
| 2111 | }, |
---|
| 2112 | |
---|
| 2113 | /** Function: sendIQ |
---|
| 2114 | * Helper function to send IQ stanzas. |
---|
| 2115 | * |
---|
| 2116 | * Parameters: |
---|
| 2117 | * (XMLElement) elem - The stanza to send. |
---|
| 2118 | * (Function) callback - The callback function for a successful request. |
---|
| 2119 | * (Function) errback - The callback function for a failed or timed |
---|
| 2120 | * out request. On timeout, the stanza will be null. |
---|
| 2121 | * (Integer) timeout - The time specified in milliseconds for a |
---|
| 2122 | * timeout to occur. |
---|
| 2123 | * |
---|
| 2124 | * Returns: |
---|
| 2125 | * The id used to send the IQ. |
---|
| 2126 | */ |
---|
| 2127 | sendIQ: function(elem, callback, errback, timeout) { |
---|
| 2128 | var timeoutHandler = null; |
---|
| 2129 | var that = this; |
---|
| 2130 | |
---|
| 2131 | if (typeof(elem.tree) === "function") { |
---|
| 2132 | elem = elem.tree(); |
---|
| 2133 | } |
---|
| 2134 | var id = elem.getAttribute('id'); |
---|
| 2135 | |
---|
| 2136 | // inject id if not found |
---|
| 2137 | if (!id) { |
---|
| 2138 | id = this.getUniqueId("sendIQ"); |
---|
| 2139 | elem.setAttribute("id", id); |
---|
| 2140 | } |
---|
| 2141 | |
---|
| 2142 | var handler = this.addHandler(function (stanza) { |
---|
| 2143 | // remove timeout handler if there is one |
---|
| 2144 | if (timeoutHandler) { |
---|
| 2145 | that.deleteTimedHandler(timeoutHandler); |
---|
| 2146 | } |
---|
| 2147 | |
---|
| 2148 | var iqtype = stanza.getAttribute('type'); |
---|
| 2149 | if (iqtype === 'result') { |
---|
| 2150 | if (callback) { |
---|
| 2151 | callback(stanza); |
---|
| 2152 | } |
---|
| 2153 | } else if (iqtype === 'error') { |
---|
| 2154 | if (errback) { |
---|
| 2155 | errback(stanza); |
---|
| 2156 | } |
---|
| 2157 | } else { |
---|
| 2158 | throw { |
---|
| 2159 | name: "StropheError", |
---|
| 2160 | message: "Got bad IQ type of " + iqtype |
---|
| 2161 | }; |
---|
| 2162 | } |
---|
| 2163 | }, null, 'iq', null, id); |
---|
| 2164 | |
---|
| 2165 | // if timeout specified, setup timeout handler. |
---|
| 2166 | if (timeout) { |
---|
| 2167 | timeoutHandler = this.addTimedHandler(timeout, function () { |
---|
| 2168 | // get rid of normal handler |
---|
| 2169 | that.deleteHandler(handler); |
---|
| 2170 | |
---|
| 2171 | // call errback on timeout with null stanza |
---|
| 2172 | if (errback) { |
---|
| 2173 | errback(null); |
---|
| 2174 | } |
---|
| 2175 | return false; |
---|
| 2176 | }); |
---|
| 2177 | } |
---|
| 2178 | |
---|
| 2179 | this.send(elem); |
---|
| 2180 | |
---|
| 2181 | return id; |
---|
| 2182 | }, |
---|
| 2183 | |
---|
| 2184 | /** PrivateFunction: _queueData |
---|
| 2185 | * Queue outgoing data for later sending. Also ensures that the data |
---|
| 2186 | * is a DOMElement. |
---|
| 2187 | */ |
---|
| 2188 | _queueData: function (element) { |
---|
| 2189 | if (element === null || |
---|
| 2190 | !element.tagName || |
---|
| 2191 | !element.childNodes) { |
---|
| 2192 | throw { |
---|
| 2193 | name: "StropheError", |
---|
| 2194 | message: "Cannot queue non-DOMElement." |
---|
| 2195 | }; |
---|
| 2196 | } |
---|
| 2197 | |
---|
| 2198 | this._data.push(element); |
---|
| 2199 | }, |
---|
| 2200 | |
---|
| 2201 | /** PrivateFunction: _sendRestart |
---|
| 2202 | * Send an xmpp:restart stanza. |
---|
| 2203 | */ |
---|
| 2204 | _sendRestart: function () |
---|
| 2205 | { |
---|
| 2206 | this._data.push("restart"); |
---|
| 2207 | |
---|
| 2208 | this._throttledRequestHandler(); |
---|
| 2209 | clearTimeout(this._idleTimeout); |
---|
| 2210 | this._idleTimeout = setTimeout(this._onIdle.bind(this), 100); |
---|
| 2211 | }, |
---|
| 2212 | |
---|
| 2213 | /** Function: addTimedHandler |
---|
| 2214 | * Add a timed handler to the connection. |
---|
| 2215 | * |
---|
| 2216 | * This function adds a timed handler. The provided handler will |
---|
| 2217 | * be called every period milliseconds until it returns false, |
---|
| 2218 | * the connection is terminated, or the handler is removed. Handlers |
---|
| 2219 | * that wish to continue being invoked should return true. |
---|
| 2220 | * |
---|
| 2221 | * Because of method binding it is necessary to save the result of |
---|
| 2222 | * this function if you wish to remove a handler with |
---|
| 2223 | * deleteTimedHandler(). |
---|
| 2224 | * |
---|
| 2225 | * Note that user handlers are not active until authentication is |
---|
| 2226 | * successful. |
---|
| 2227 | * |
---|
| 2228 | * Parameters: |
---|
| 2229 | * (Integer) period - The period of the handler. |
---|
| 2230 | * (Function) handler - The callback function. |
---|
| 2231 | * |
---|
| 2232 | * Returns: |
---|
| 2233 | * A reference to the handler that can be used to remove it. |
---|
| 2234 | */ |
---|
| 2235 | addTimedHandler: function (period, handler) |
---|
| 2236 | { |
---|
| 2237 | var thand = new Strophe.TimedHandler(period, handler); |
---|
| 2238 | this.addTimeds.push(thand); |
---|
| 2239 | return thand; |
---|
| 2240 | }, |
---|
| 2241 | |
---|
| 2242 | /** Function: deleteTimedHandler |
---|
| 2243 | * Delete a timed handler for a connection. |
---|
| 2244 | * |
---|
| 2245 | * This function removes a timed handler from the connection. The |
---|
| 2246 | * handRef parameter is *not* the function passed to addTimedHandler(), |
---|
| 2247 | * but is the reference returned from addTimedHandler(). |
---|
| 2248 | * |
---|
| 2249 | * Parameters: |
---|
| 2250 | * (Strophe.TimedHandler) handRef - The handler reference. |
---|
| 2251 | */ |
---|
| 2252 | deleteTimedHandler: function (handRef) |
---|
| 2253 | { |
---|
| 2254 | // this must be done in the Idle loop so that we don't change |
---|
| 2255 | // the handlers during iteration |
---|
| 2256 | this.removeTimeds.push(handRef); |
---|
| 2257 | }, |
---|
| 2258 | |
---|
| 2259 | /** Function: addHandler |
---|
| 2260 | * Add a stanza handler for the connection. |
---|
| 2261 | * |
---|
| 2262 | * This function adds a stanza handler to the connection. The |
---|
| 2263 | * handler callback will be called for any stanza that matches |
---|
| 2264 | * the parameters. Note that if multiple parameters are supplied, |
---|
| 2265 | * they must all match for the handler to be invoked. |
---|
| 2266 | * |
---|
| 2267 | * The handler will receive the stanza that triggered it as its argument. |
---|
| 2268 | * The handler should return true if it is to be invoked again; |
---|
| 2269 | * returning false will remove the handler after it returns. |
---|
| 2270 | * |
---|
| 2271 | * As a convenience, the ns parameters applies to the top level element |
---|
| 2272 | * and also any of its immediate children. This is primarily to make |
---|
| 2273 | * matching /iq/query elements easy. |
---|
| 2274 | * |
---|
| 2275 | * The options argument contains handler matching flags that affect how |
---|
| 2276 | * matches are determined. Currently the only flag is matchBare (a |
---|
| 2277 | * boolean). When matchBare is true, the from parameter and the from |
---|
| 2278 | * attribute on the stanza will be matched as bare JIDs instead of |
---|
| 2279 | * full JIDs. To use this, pass {matchBare: true} as the value of |
---|
| 2280 | * options. The default value for matchBare is false. |
---|
| 2281 | * |
---|
| 2282 | * The return value should be saved if you wish to remove the handler |
---|
| 2283 | * with deleteHandler(). |
---|
| 2284 | * |
---|
| 2285 | * Parameters: |
---|
| 2286 | * (Function) handler - The user callback. |
---|
| 2287 | * (String) ns - The namespace to match. |
---|
| 2288 | * (String) name - The stanza name to match. |
---|
| 2289 | * (String) type - The stanza type attribute to match. |
---|
| 2290 | * (String) id - The stanza id attribute to match. |
---|
| 2291 | * (String) from - The stanza from attribute to match. |
---|
| 2292 | * (String) options - The handler options |
---|
| 2293 | * |
---|
| 2294 | * Returns: |
---|
| 2295 | * A reference to the handler that can be used to remove it. |
---|
| 2296 | */ |
---|
| 2297 | addHandler: function (handler, ns, name, type, id, from, options) |
---|
| 2298 | { |
---|
| 2299 | var hand = new Strophe.Handler(handler, ns, name, type, id, from, options); |
---|
| 2300 | this.addHandlers.push(hand); |
---|
| 2301 | return hand; |
---|
| 2302 | }, |
---|
| 2303 | |
---|
| 2304 | /** Function: deleteHandler |
---|
| 2305 | * Delete a stanza handler for a connection. |
---|
| 2306 | * |
---|
| 2307 | * This function removes a stanza handler from the connection. The |
---|
| 2308 | * handRef parameter is *not* the function passed to addHandler(), |
---|
| 2309 | * but is the reference returned from addHandler(). |
---|
| 2310 | * |
---|
| 2311 | * Parameters: |
---|
| 2312 | * (Strophe.Handler) handRef - The handler reference. |
---|
| 2313 | */ |
---|
| 2314 | deleteHandler: function (handRef) |
---|
| 2315 | { |
---|
| 2316 | // this must be done in the Idle loop so that we don't change |
---|
| 2317 | // the handlers during iteration |
---|
| 2318 | this.removeHandlers.push(handRef); |
---|
| 2319 | }, |
---|
| 2320 | |
---|
| 2321 | /** Function: disconnect |
---|
| 2322 | * Start the graceful disconnection process. |
---|
| 2323 | * |
---|
| 2324 | * This function starts the disconnection process. This process starts |
---|
| 2325 | * by sending unavailable presence and sending BOSH body of type |
---|
| 2326 | * terminate. A timeout handler makes sure that disconnection happens |
---|
| 2327 | * even if the BOSH server does not respond. |
---|
| 2328 | * |
---|
| 2329 | * The user supplied connection callback will be notified of the |
---|
| 2330 | * progress as this process happens. |
---|
| 2331 | * |
---|
| 2332 | * Parameters: |
---|
| 2333 | * (String) reason - The reason the disconnect is occuring. |
---|
| 2334 | */ |
---|
| 2335 | disconnect: function (reason) |
---|
| 2336 | { |
---|
| 2337 | this._changeConnectStatus(Strophe.Status.DISCONNECTING, reason); |
---|
| 2338 | |
---|
| 2339 | Strophe.info("Disconnect was called because: " + reason); |
---|
| 2340 | if (this.connected) { |
---|
| 2341 | // setup timeout handler |
---|
| 2342 | this._disconnectTimeout = this._addSysTimedHandler( |
---|
| 2343 | 3000, this._onDisconnectTimeout.bind(this)); |
---|
| 2344 | this._sendTerminate(); |
---|
| 2345 | } |
---|
| 2346 | }, |
---|
| 2347 | |
---|
| 2348 | /** PrivateFunction: _changeConnectStatus |
---|
| 2349 | * _Private_ helper function that makes sure plugins and the user's |
---|
| 2350 | * callback are notified of connection status changes. |
---|
| 2351 | * |
---|
| 2352 | * Parameters: |
---|
| 2353 | * (Integer) status - the new connection status, one of the values |
---|
| 2354 | * in Strophe.Status |
---|
| 2355 | * (String) condition - the error condition or null |
---|
| 2356 | */ |
---|
| 2357 | _changeConnectStatus: function (status, condition) |
---|
| 2358 | { |
---|
| 2359 | // notify all plugins listening for status changes |
---|
| 2360 | for (var k in Strophe._connectionPlugins) { |
---|
| 2361 | if (Strophe._connectionPlugins.hasOwnProperty(k)) { |
---|
| 2362 | var plugin = this[k]; |
---|
| 2363 | if (plugin.statusChanged) { |
---|
| 2364 | try { |
---|
| 2365 | plugin.statusChanged(status, condition); |
---|
| 2366 | } catch (err) { |
---|
| 2367 | Strophe.error("" + k + " plugin caused an exception " + |
---|
| 2368 | "changing status: " + err); |
---|
| 2369 | } |
---|
| 2370 | } |
---|
| 2371 | } |
---|
| 2372 | } |
---|
| 2373 | |
---|
| 2374 | // notify the user's callback |
---|
| 2375 | if (this.connect_callback) { |
---|
| 2376 | try { |
---|
| 2377 | this.connect_callback(status, condition); |
---|
| 2378 | } catch (e) { |
---|
| 2379 | Strophe.error("User connection callback caused an " + |
---|
| 2380 | "exception: " + e); |
---|
| 2381 | } |
---|
| 2382 | } |
---|
| 2383 | }, |
---|
| 2384 | |
---|
| 2385 | /** PrivateFunction: _buildBody |
---|
| 2386 | * _Private_ helper function to generate the <body/> wrapper for BOSH. |
---|
| 2387 | * |
---|
| 2388 | * Returns: |
---|
| 2389 | * A Strophe.Builder with a <body/> element. |
---|
| 2390 | */ |
---|
| 2391 | _buildBody: function () |
---|
| 2392 | { |
---|
| 2393 | var bodyWrap = $build('body', { |
---|
| 2394 | rid: this.rid++, |
---|
| 2395 | xmlns: Strophe.NS.HTTPBIND |
---|
| 2396 | }); |
---|
| 2397 | |
---|
| 2398 | if (this.sid !== null) { |
---|
| 2399 | bodyWrap.attrs({sid: this.sid}); |
---|
| 2400 | } |
---|
| 2401 | |
---|
| 2402 | return bodyWrap; |
---|
| 2403 | }, |
---|
| 2404 | |
---|
| 2405 | /** PrivateFunction: _removeRequest |
---|
| 2406 | * _Private_ function to remove a request from the queue. |
---|
| 2407 | * |
---|
| 2408 | * Parameters: |
---|
| 2409 | * (Strophe.Request) req - The request to remove. |
---|
| 2410 | */ |
---|
| 2411 | _removeRequest: function (req) |
---|
| 2412 | { |
---|
| 2413 | Strophe.debug("removing request"); |
---|
| 2414 | |
---|
| 2415 | var i; |
---|
| 2416 | for (i = this._requests.length - 1; i >= 0; i--) { |
---|
| 2417 | if (req == this._requests[i]) { |
---|
| 2418 | this._requests.splice(i, 1); |
---|
| 2419 | } |
---|
| 2420 | } |
---|
| 2421 | |
---|
| 2422 | // IE6 fails on setting to null, so set to empty function |
---|
| 2423 | req.xhr.onreadystatechange = function () {}; |
---|
| 2424 | |
---|
| 2425 | this._throttledRequestHandler(); |
---|
| 2426 | }, |
---|
| 2427 | |
---|
| 2428 | /** PrivateFunction: _restartRequest |
---|
| 2429 | * _Private_ function to restart a request that is presumed dead. |
---|
| 2430 | * |
---|
| 2431 | * Parameters: |
---|
| 2432 | * (Integer) i - The index of the request in the queue. |
---|
| 2433 | */ |
---|
| 2434 | _restartRequest: function (i) |
---|
| 2435 | { |
---|
| 2436 | var req = this._requests[i]; |
---|
| 2437 | if (req.dead === null) { |
---|
| 2438 | req.dead = new Date(); |
---|
| 2439 | } |
---|
| 2440 | |
---|
| 2441 | this._processRequest(i); |
---|
| 2442 | }, |
---|
| 2443 | |
---|
| 2444 | /** PrivateFunction: _processRequest |
---|
| 2445 | * _Private_ function to process a request in the queue. |
---|
| 2446 | * |
---|
| 2447 | * This function takes requests off the queue and sends them and |
---|
| 2448 | * restarts dead requests. |
---|
| 2449 | * |
---|
| 2450 | * Parameters: |
---|
| 2451 | * (Integer) i - The index of the request in the queue. |
---|
| 2452 | */ |
---|
| 2453 | _processRequest: function (i) |
---|
| 2454 | { |
---|
| 2455 | var req = this._requests[i]; |
---|
| 2456 | var reqStatus = -1; |
---|
| 2457 | |
---|
| 2458 | try { |
---|
| 2459 | if (req.xhr.readyState == 4) { |
---|
| 2460 | reqStatus = req.xhr.status; |
---|
| 2461 | } |
---|
| 2462 | } catch (e) { |
---|
| 2463 | Strophe.error("caught an error in _requests[" + i + |
---|
| 2464 | "], reqStatus: " + reqStatus); |
---|
| 2465 | } |
---|
| 2466 | |
---|
| 2467 | if (typeof(reqStatus) == "undefined") { |
---|
| 2468 | reqStatus = -1; |
---|
| 2469 | } |
---|
| 2470 | |
---|
| 2471 | var time_elapsed = req.age(); |
---|
| 2472 | var primaryTimeout = (!isNaN(time_elapsed) && |
---|
| 2473 | time_elapsed > Math.floor(Strophe.TIMEOUT * this.wait)); |
---|
| 2474 | var secondaryTimeout = (req.dead !== null && |
---|
| 2475 | req.timeDead() > Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait)); |
---|
| 2476 | var requestCompletedWithServerError = (req.xhr.readyState == 4 && |
---|
| 2477 | (reqStatus < 1 || |
---|
| 2478 | reqStatus >= 500)); |
---|
| 2479 | if (primaryTimeout || secondaryTimeout || |
---|
| 2480 | requestCompletedWithServerError) { |
---|
| 2481 | if (secondaryTimeout) { |
---|
| 2482 | Strophe.error("Request " + |
---|
| 2483 | this._requests[i].id + |
---|
| 2484 | " timed out (secondary), restarting"); |
---|
| 2485 | } |
---|
| 2486 | req.abort = true; |
---|
| 2487 | req.xhr.abort(); |
---|
| 2488 | // setting to null fails on IE6, so set to empty function |
---|
| 2489 | req.xhr.onreadystatechange = function () {}; |
---|
| 2490 | this._requests[i] = new Strophe.Request(req.xmlData, |
---|
| 2491 | req.origFunc, |
---|
| 2492 | req.rid, |
---|
| 2493 | req.sends); |
---|
| 2494 | req = this._requests[i]; |
---|
| 2495 | } |
---|
| 2496 | |
---|
| 2497 | if (req.xhr.readyState === 0) { |
---|
| 2498 | Strophe.debug("request id " + req.id + |
---|
| 2499 | "." + req.sends + " posting"); |
---|
| 2500 | |
---|
| 2501 | req.date = new Date(); |
---|
| 2502 | try { |
---|
| 2503 | req.xhr.open("POST", this.service, true); |
---|
| 2504 | } catch (e2) { |
---|
| 2505 | Strophe.error("XHR open failed."); |
---|
| 2506 | if (!this.connected) { |
---|
| 2507 | this._changeConnectStatus(Strophe.Status.CONNFAIL, |
---|
| 2508 | "bad-service"); |
---|
| 2509 | } |
---|
| 2510 | this.disconnect(); |
---|
| 2511 | return; |
---|
| 2512 | } |
---|
| 2513 | |
---|
| 2514 | // Fires the XHR request -- may be invoked immediately |
---|
| 2515 | // or on a gradually expanding retry window for reconnects |
---|
| 2516 | var sendFunc = function () { |
---|
| 2517 | req.xhr.send(req.data); |
---|
| 2518 | }; |
---|
| 2519 | |
---|
| 2520 | // Implement progressive backoff for reconnects -- |
---|
| 2521 | // First retry (send == 1) should also be instantaneous |
---|
| 2522 | if (req.sends > 1) { |
---|
| 2523 | // Using a cube of the retry number creats a nicely |
---|
| 2524 | // expanding retry window |
---|
| 2525 | var backoff = Math.pow(req.sends, 3) * 1000; |
---|
| 2526 | setTimeout(sendFunc, backoff); |
---|
| 2527 | } else { |
---|
| 2528 | sendFunc(); |
---|
| 2529 | } |
---|
| 2530 | |
---|
| 2531 | req.sends++; |
---|
| 2532 | |
---|
| 2533 | this.xmlOutput(req.xmlData); |
---|
| 2534 | this.rawOutput(req.data); |
---|
| 2535 | } else { |
---|
| 2536 | Strophe.debug("_processRequest: " + |
---|
| 2537 | (i === 0 ? "first" : "second") + |
---|
| 2538 | " request has readyState of " + |
---|
| 2539 | req.xhr.readyState); |
---|
| 2540 | } |
---|
| 2541 | }, |
---|
| 2542 | |
---|
| 2543 | /** PrivateFunction: _throttledRequestHandler |
---|
| 2544 | * _Private_ function to throttle requests to the connection window. |
---|
| 2545 | * |
---|
| 2546 | * This function makes sure we don't send requests so fast that the |
---|
| 2547 | * request ids overflow the connection window in the case that one |
---|
| 2548 | * request died. |
---|
| 2549 | */ |
---|
| 2550 | _throttledRequestHandler: function () |
---|
| 2551 | { |
---|
| 2552 | if (!this._requests) { |
---|
| 2553 | Strophe.debug("_throttledRequestHandler called with " + |
---|
| 2554 | "undefined requests"); |
---|
| 2555 | } else { |
---|
| 2556 | Strophe.debug("_throttledRequestHandler called with " + |
---|
| 2557 | this._requests.length + " requests"); |
---|
| 2558 | } |
---|
| 2559 | |
---|
| 2560 | if (!this._requests || this._requests.length === 0) { |
---|
| 2561 | return; |
---|
| 2562 | } |
---|
| 2563 | |
---|
| 2564 | if (this._requests.length > 0) { |
---|
| 2565 | this._processRequest(0); |
---|
| 2566 | } |
---|
| 2567 | |
---|
| 2568 | if (this._requests.length > 1 && |
---|
| 2569 | Math.abs(this._requests[0].rid - |
---|
| 2570 | this._requests[1].rid) < this.window - 1) { |
---|
| 2571 | this._processRequest(1); |
---|
| 2572 | } |
---|
| 2573 | }, |
---|
| 2574 | |
---|
| 2575 | /** PrivateFunction: _onRequestStateChange |
---|
| 2576 | * _Private_ handler for Strophe.Request state changes. |
---|
| 2577 | * |
---|
| 2578 | * This function is called when the XMLHttpRequest readyState changes. |
---|
| 2579 | * It contains a lot of error handling logic for the many ways that |
---|
| 2580 | * requests can fail, and calls the request callback when requests |
---|
| 2581 | * succeed. |
---|
| 2582 | * |
---|
| 2583 | * Parameters: |
---|
| 2584 | * (Function) func - The handler for the request. |
---|
| 2585 | * (Strophe.Request) req - The request that is changing readyState. |
---|
| 2586 | */ |
---|
| 2587 | _onRequestStateChange: function (func, req) |
---|
| 2588 | { |
---|
| 2589 | Strophe.debug("request id " + req.id + |
---|
| 2590 | "." + req.sends + " state changed to " + |
---|
| 2591 | req.xhr.readyState); |
---|
| 2592 | |
---|
| 2593 | if (req.abort) { |
---|
| 2594 | req.abort = false; |
---|
| 2595 | return; |
---|
| 2596 | } |
---|
| 2597 | |
---|
| 2598 | // request complete |
---|
| 2599 | var reqStatus; |
---|
| 2600 | if (req.xhr.readyState == 4) { |
---|
| 2601 | reqStatus = 0; |
---|
| 2602 | try { |
---|
| 2603 | reqStatus = req.xhr.status; |
---|
| 2604 | } catch (e) { |
---|
| 2605 | // ignore errors from undefined status attribute. works |
---|
| 2606 | // around a browser bug |
---|
| 2607 | } |
---|
| 2608 | |
---|
| 2609 | if (typeof(reqStatus) == "undefined") { |
---|
| 2610 | reqStatus = 0; |
---|
| 2611 | } |
---|
| 2612 | |
---|
| 2613 | if (this.disconnecting) { |
---|
| 2614 | if (reqStatus >= 400) { |
---|
| 2615 | this._hitError(reqStatus); |
---|
| 2616 | return; |
---|
| 2617 | } |
---|
| 2618 | } |
---|
| 2619 | |
---|
| 2620 | var reqIs0 = (this._requests[0] == req); |
---|
| 2621 | var reqIs1 = (this._requests[1] == req); |
---|
| 2622 | |
---|
| 2623 | if ((reqStatus > 0 && reqStatus < 500) || req.sends > 5) { |
---|
| 2624 | // remove from internal queue |
---|
| 2625 | this._removeRequest(req); |
---|
| 2626 | Strophe.debug("request id " + |
---|
| 2627 | req.id + |
---|
| 2628 | " should now be removed"); |
---|
| 2629 | } |
---|
| 2630 | |
---|
| 2631 | // request succeeded |
---|
| 2632 | if (reqStatus == 200) { |
---|
| 2633 | // if request 1 finished, or request 0 finished and request |
---|
| 2634 | // 1 is over Strophe.SECONDARY_TIMEOUT seconds old, we need to |
---|
| 2635 | // restart the other - both will be in the first spot, as the |
---|
| 2636 | // completed request has been removed from the queue already |
---|
| 2637 | if (reqIs1 || |
---|
| 2638 | (reqIs0 && this._requests.length > 0 && |
---|
| 2639 | this._requests[0].age() > Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait))) { |
---|
| 2640 | this._restartRequest(0); |
---|
| 2641 | } |
---|
| 2642 | // call handler |
---|
| 2643 | Strophe.debug("request id " + |
---|
| 2644 | req.id + "." + |
---|
| 2645 | req.sends + " got 200"); |
---|
| 2646 | func(req); |
---|
| 2647 | this.errors = 0; |
---|
| 2648 | } else { |
---|
| 2649 | Strophe.error("request id " + |
---|
| 2650 | req.id + "." + |
---|
| 2651 | req.sends + " error " + reqStatus + |
---|
| 2652 | " happened"); |
---|
| 2653 | if (reqStatus === 0 || |
---|
| 2654 | (reqStatus >= 400 && reqStatus < 600) || |
---|
| 2655 | reqStatus >= 12000) { |
---|
| 2656 | this._hitError(reqStatus); |
---|
| 2657 | if (reqStatus >= 400 && reqStatus < 500) { |
---|
| 2658 | this._changeConnectStatus(Strophe.Status.DISCONNECTING, |
---|
| 2659 | null); |
---|
| 2660 | this._doDisconnect(); |
---|
| 2661 | } |
---|
| 2662 | } |
---|
| 2663 | } |
---|
| 2664 | |
---|
| 2665 | if (!((reqStatus > 0 && reqStatus < 10000) || |
---|
| 2666 | req.sends > 5)) { |
---|
| 2667 | this._throttledRequestHandler(); |
---|
| 2668 | } |
---|
| 2669 | } |
---|
| 2670 | }, |
---|
| 2671 | |
---|
| 2672 | /** PrivateFunction: _hitError |
---|
| 2673 | * _Private_ function to handle the error count. |
---|
| 2674 | * |
---|
| 2675 | * Requests are resent automatically until their error count reaches |
---|
| 2676 | * 5. Each time an error is encountered, this function is called to |
---|
| 2677 | * increment the count and disconnect if the count is too high. |
---|
| 2678 | * |
---|
| 2679 | * Parameters: |
---|
| 2680 | * (Integer) reqStatus - The request status. |
---|
| 2681 | */ |
---|
| 2682 | _hitError: function (reqStatus) |
---|
| 2683 | { |
---|
| 2684 | this.errors++; |
---|
| 2685 | Strophe.warn("request errored, status: " + reqStatus + |
---|
| 2686 | ", number of errors: " + this.errors); |
---|
| 2687 | if (this.errors > 4) { |
---|
| 2688 | this._onDisconnectTimeout(); |
---|
| 2689 | } |
---|
| 2690 | }, |
---|
| 2691 | |
---|
| 2692 | /** PrivateFunction: _doDisconnect |
---|
| 2693 | * _Private_ function to disconnect. |
---|
| 2694 | * |
---|
| 2695 | * This is the last piece of the disconnection logic. This resets the |
---|
| 2696 | * connection and alerts the user's connection callback. |
---|
| 2697 | */ |
---|
| 2698 | _doDisconnect: function () |
---|
| 2699 | { |
---|
| 2700 | Strophe.info("_doDisconnect was called"); |
---|
| 2701 | this.authenticated = false; |
---|
| 2702 | this.disconnecting = false; |
---|
| 2703 | this.sid = null; |
---|
| 2704 | this.streamId = null; |
---|
| 2705 | this.rid = Math.floor(Math.random() * 4294967295); |
---|
| 2706 | |
---|
| 2707 | // tell the parent we disconnected |
---|
| 2708 | if (this.connected) { |
---|
| 2709 | this._changeConnectStatus(Strophe.Status.DISCONNECTED, null); |
---|
| 2710 | this.connected = false; |
---|
| 2711 | } |
---|
| 2712 | |
---|
| 2713 | // delete handlers |
---|
| 2714 | this.handlers = []; |
---|
| 2715 | this.timedHandlers = []; |
---|
| 2716 | this.removeTimeds = []; |
---|
| 2717 | this.removeHandlers = []; |
---|
| 2718 | this.addTimeds = []; |
---|
| 2719 | this.addHandlers = []; |
---|
| 2720 | }, |
---|
| 2721 | |
---|
| 2722 | /** PrivateFunction: _dataRecv |
---|
| 2723 | * _Private_ handler to processes incoming data from the the connection. |
---|
| 2724 | * |
---|
| 2725 | * Except for _connect_cb handling the initial connection request, |
---|
| 2726 | * this function handles the incoming data for all requests. This |
---|
| 2727 | * function also fires stanza handlers that match each incoming |
---|
| 2728 | * stanza. |
---|
| 2729 | * |
---|
| 2730 | * Parameters: |
---|
| 2731 | * (Strophe.Request) req - The request that has data ready. |
---|
| 2732 | */ |
---|
| 2733 | _dataRecv: function (req) |
---|
| 2734 | { |
---|
| 2735 | try { |
---|
| 2736 | var elem = req.getResponse(); |
---|
| 2737 | } catch (e) { |
---|
| 2738 | if (e != "parsererror") { throw e; } |
---|
| 2739 | this.disconnect("strophe-parsererror"); |
---|
| 2740 | } |
---|
| 2741 | if (elem === null) { return; } |
---|
| 2742 | |
---|
| 2743 | this.xmlInput(elem); |
---|
| 2744 | this.rawInput(Strophe.serialize(elem)); |
---|
| 2745 | |
---|
| 2746 | // remove handlers scheduled for deletion |
---|
| 2747 | var i, hand; |
---|
| 2748 | while (this.removeHandlers.length > 0) { |
---|
| 2749 | hand = this.removeHandlers.pop(); |
---|
| 2750 | i = this.handlers.indexOf(hand); |
---|
| 2751 | if (i >= 0) { |
---|
| 2752 | this.handlers.splice(i, 1); |
---|
| 2753 | } |
---|
| 2754 | } |
---|
| 2755 | |
---|
| 2756 | // add handlers scheduled for addition |
---|
| 2757 | while (this.addHandlers.length > 0) { |
---|
| 2758 | this.handlers.push(this.addHandlers.pop()); |
---|
| 2759 | } |
---|
| 2760 | |
---|
| 2761 | // handle graceful disconnect |
---|
| 2762 | if (this.disconnecting && this._requests.length === 0) { |
---|
| 2763 | this.deleteTimedHandler(this._disconnectTimeout); |
---|
| 2764 | this._disconnectTimeout = null; |
---|
| 2765 | this._doDisconnect(); |
---|
| 2766 | return; |
---|
| 2767 | } |
---|
| 2768 | |
---|
| 2769 | var typ = elem.getAttribute("type"); |
---|
| 2770 | var cond, conflict; |
---|
| 2771 | if (typ !== null && typ == "terminate") { |
---|
| 2772 | // an error occurred |
---|
| 2773 | cond = elem.getAttribute("condition"); |
---|
| 2774 | conflict = elem.getElementsByTagName("conflict"); |
---|
| 2775 | if (cond !== null) { |
---|
| 2776 | if (cond == "remote-stream-error" && conflict.length > 0) { |
---|
| 2777 | cond = "conflict"; |
---|
| 2778 | } |
---|
| 2779 | this._changeConnectStatus(Strophe.Status.CONNFAIL, cond); |
---|
| 2780 | } else { |
---|
| 2781 | this._changeConnectStatus(Strophe.Status.CONNFAIL, "unknown"); |
---|
| 2782 | } |
---|
| 2783 | this.disconnect(); |
---|
| 2784 | return; |
---|
| 2785 | } |
---|
| 2786 | |
---|
| 2787 | // send each incoming stanza through the handler chain |
---|
| 2788 | var self = this; |
---|
| 2789 | Strophe.forEachChild(elem, null, function (child) { |
---|
| 2790 | var i, newList; |
---|
| 2791 | // process handlers |
---|
| 2792 | newList = self.handlers; |
---|
| 2793 | self.handlers = []; |
---|
| 2794 | for (i = 0; i < newList.length; i++) { |
---|
| 2795 | var hand = newList[i]; |
---|
| 2796 | if (hand.isMatch(child) && |
---|
| 2797 | (self.authenticated || !hand.user)) { |
---|
| 2798 | if (hand.run(child)) { |
---|
| 2799 | self.handlers.push(hand); |
---|
| 2800 | } |
---|
| 2801 | } else { |
---|
| 2802 | self.handlers.push(hand); |
---|
| 2803 | } |
---|
| 2804 | } |
---|
| 2805 | }); |
---|
| 2806 | }, |
---|
| 2807 | |
---|
| 2808 | /** PrivateFunction: _sendTerminate |
---|
| 2809 | * _Private_ function to send initial disconnect sequence. |
---|
| 2810 | * |
---|
| 2811 | * This is the first step in a graceful disconnect. It sends |
---|
| 2812 | * the BOSH server a terminate body and includes an unavailable |
---|
| 2813 | * presence if authentication has completed. |
---|
| 2814 | */ |
---|
| 2815 | _sendTerminate: function () |
---|
| 2816 | { |
---|
| 2817 | Strophe.info("_sendTerminate was called"); |
---|
| 2818 | var body = this._buildBody().attrs({type: "terminate"}); |
---|
| 2819 | |
---|
| 2820 | if (this.authenticated) { |
---|
| 2821 | body.c('presence', { |
---|
| 2822 | xmlns: Strophe.NS.CLIENT, |
---|
| 2823 | type: 'unavailable' |
---|
| 2824 | }); |
---|
| 2825 | } |
---|
| 2826 | |
---|
| 2827 | this.disconnecting = true; |
---|
| 2828 | |
---|
| 2829 | var req = new Strophe.Request(body.tree(), |
---|
| 2830 | this._onRequestStateChange.bind(this) |
---|
| 2831 | .prependArg(this._dataRecv.bind(this)), |
---|
| 2832 | body.tree().getAttribute("rid")); |
---|
| 2833 | |
---|
| 2834 | this._requests.push(req); |
---|
| 2835 | this._throttledRequestHandler(); |
---|
| 2836 | }, |
---|
| 2837 | |
---|
| 2838 | /** PrivateFunction: _connect_cb |
---|
| 2839 | * _Private_ handler for initial connection request. |
---|
| 2840 | * |
---|
| 2841 | * This handler is used to process the initial connection request |
---|
| 2842 | * response from the BOSH server. It is used to set up authentication |
---|
| 2843 | * handlers and start the authentication process. |
---|
| 2844 | * |
---|
| 2845 | * SASL authentication will be attempted if available, otherwise |
---|
| 2846 | * the code will fall back to legacy authentication. |
---|
| 2847 | * |
---|
| 2848 | * Parameters: |
---|
| 2849 | * (Strophe.Request) req - The current request. |
---|
| 2850 | */ |
---|
| 2851 | _connect_cb: function (req) |
---|
| 2852 | { |
---|
| 2853 | Strophe.info("_connect_cb was called"); |
---|
| 2854 | |
---|
| 2855 | this.connected = true; |
---|
| 2856 | var bodyWrap = req.getResponse(); |
---|
| 2857 | if (!bodyWrap) { return; } |
---|
| 2858 | |
---|
| 2859 | this.xmlInput(bodyWrap); |
---|
| 2860 | this.rawInput(Strophe.serialize(bodyWrap)); |
---|
| 2861 | |
---|
| 2862 | var typ = bodyWrap.getAttribute("type"); |
---|
| 2863 | var cond, conflict; |
---|
| 2864 | if (typ !== null && typ == "terminate") { |
---|
| 2865 | // an error occurred |
---|
| 2866 | cond = bodyWrap.getAttribute("condition"); |
---|
| 2867 | conflict = bodyWrap.getElementsByTagName("conflict"); |
---|
| 2868 | if (cond !== null) { |
---|
| 2869 | if (cond == "remote-stream-error" && conflict.length > 0) { |
---|
| 2870 | cond = "conflict"; |
---|
| 2871 | } |
---|
| 2872 | this._changeConnectStatus(Strophe.Status.CONNFAIL, cond); |
---|
| 2873 | } else { |
---|
| 2874 | this._changeConnectStatus(Strophe.Status.CONNFAIL, "unknown"); |
---|
| 2875 | } |
---|
| 2876 | return; |
---|
| 2877 | } |
---|
| 2878 | |
---|
| 2879 | // check to make sure we don't overwrite these if _connect_cb is |
---|
| 2880 | // called multiple times in the case of missing stream:features |
---|
| 2881 | if (!this.sid) { |
---|
| 2882 | this.sid = bodyWrap.getAttribute("sid"); |
---|
| 2883 | } |
---|
| 2884 | if (!this.stream_id) { |
---|
| 2885 | this.stream_id = bodyWrap.getAttribute("authid"); |
---|
| 2886 | } |
---|
| 2887 | var wind = bodyWrap.getAttribute('requests'); |
---|
| 2888 | if (wind) { this.window = parseInt(wind, 10); } |
---|
| 2889 | var hold = bodyWrap.getAttribute('hold'); |
---|
| 2890 | if (hold) { this.hold = parseInt(hold, 10); } |
---|
| 2891 | var wait = bodyWrap.getAttribute('wait'); |
---|
| 2892 | if (wait) { this.wait = parseInt(wait, 10); } |
---|
| 2893 | |
---|
| 2894 | |
---|
| 2895 | var do_sasl_plain = false; |
---|
| 2896 | var do_sasl_digest_md5 = false; |
---|
| 2897 | var do_sasl_anonymous = false; |
---|
| 2898 | |
---|
| 2899 | var mechanisms = bodyWrap.getElementsByTagName("mechanism"); |
---|
| 2900 | var i, mech, auth_str, hashed_auth_str; |
---|
| 2901 | if (mechanisms.length > 0) { |
---|
| 2902 | for (i = 0; i < mechanisms.length; i++) { |
---|
| 2903 | mech = Strophe.getText(mechanisms[i]); |
---|
| 2904 | if (mech == 'DIGEST-MD5') { |
---|
| 2905 | do_sasl_digest_md5 = true; |
---|
| 2906 | } else if (mech == 'PLAIN') { |
---|
| 2907 | do_sasl_plain = true; |
---|
| 2908 | } else if (mech == 'ANONYMOUS') { |
---|
| 2909 | do_sasl_anonymous = true; |
---|
| 2910 | } |
---|
| 2911 | } |
---|
| 2912 | } else { |
---|
| 2913 | // we didn't get stream:features yet, so we need wait for it |
---|
| 2914 | // by sending a blank poll request |
---|
| 2915 | var body = this._buildBody(); |
---|
| 2916 | this._requests.push( |
---|
| 2917 | new Strophe.Request(body.tree(), |
---|
| 2918 | this._onRequestStateChange.bind(this) |
---|
| 2919 | .prependArg(this._connect_cb.bind(this)), |
---|
| 2920 | body.tree().getAttribute("rid"))); |
---|
| 2921 | this._throttledRequestHandler(); |
---|
| 2922 | return; |
---|
| 2923 | } |
---|
| 2924 | |
---|
| 2925 | if (Strophe.getNodeFromJid(this.jid) === null && |
---|
| 2926 | do_sasl_anonymous) { |
---|
| 2927 | this._changeConnectStatus(Strophe.Status.AUTHENTICATING, null); |
---|
| 2928 | this._sasl_success_handler = this._addSysHandler( |
---|
| 2929 | this._sasl_success_cb.bind(this), null, |
---|
| 2930 | "success", null, null); |
---|
| 2931 | this._sasl_failure_handler = this._addSysHandler( |
---|
| 2932 | this._sasl_failure_cb.bind(this), null, |
---|
| 2933 | "failure", null, null); |
---|
| 2934 | |
---|
| 2935 | this.send($build("auth", { |
---|
| 2936 | xmlns: Strophe.NS.SASL, |
---|
| 2937 | mechanism: "ANONYMOUS" |
---|
| 2938 | }).tree()); |
---|
| 2939 | } else if (Strophe.getNodeFromJid(this.jid) === null) { |
---|
| 2940 | // we don't have a node, which is required for non-anonymous |
---|
| 2941 | // client connections |
---|
| 2942 | this._changeConnectStatus(Strophe.Status.CONNFAIL, |
---|
| 2943 | 'x-strophe-bad-non-anon-jid'); |
---|
| 2944 | this.disconnect(); |
---|
| 2945 | } else if (do_sasl_digest_md5) { |
---|
| 2946 | this._changeConnectStatus(Strophe.Status.AUTHENTICATING, null); |
---|
| 2947 | this._sasl_challenge_handler = this._addSysHandler( |
---|
| 2948 | this._sasl_challenge1_cb.bind(this), null, |
---|
| 2949 | "challenge", null, null); |
---|
| 2950 | this._sasl_failure_handler = this._addSysHandler( |
---|
| 2951 | this._sasl_failure_cb.bind(this), null, |
---|
| 2952 | "failure", null, null); |
---|
| 2953 | |
---|
| 2954 | this.send($build("auth", { |
---|
| 2955 | xmlns: Strophe.NS.SASL, |
---|
| 2956 | mechanism: "DIGEST-MD5" |
---|
| 2957 | }).tree()); |
---|
| 2958 | } else if (do_sasl_plain) { |
---|
| 2959 | // Build the plain auth string (barejid null |
---|
| 2960 | // username null password) and base 64 encoded. |
---|
| 2961 | auth_str = Strophe.getBareJidFromJid(this.jid); |
---|
| 2962 | auth_str = auth_str + "\u0000"; |
---|
| 2963 | auth_str = auth_str + Strophe.getNodeFromJid(this.jid); |
---|
| 2964 | auth_str = auth_str + "\u0000"; |
---|
| 2965 | auth_str = auth_str + this.pass; |
---|
| 2966 | |
---|
| 2967 | this._changeConnectStatus(Strophe.Status.AUTHENTICATING, null); |
---|
| 2968 | this._sasl_success_handler = this._addSysHandler( |
---|
| 2969 | this._sasl_success_cb.bind(this), null, |
---|
| 2970 | "success", null, null); |
---|
| 2971 | this._sasl_failure_handler = this._addSysHandler( |
---|
| 2972 | this._sasl_failure_cb.bind(this), null, |
---|
| 2973 | "failure", null, null); |
---|
| 2974 | |
---|
| 2975 | hashed_auth_str = Base64.encode(auth_str); |
---|
| 2976 | this.send($build("auth", { |
---|
| 2977 | xmlns: Strophe.NS.SASL, |
---|
| 2978 | mechanism: "PLAIN" |
---|
| 2979 | }).t(hashed_auth_str).tree()); |
---|
| 2980 | } else { |
---|
| 2981 | this._changeConnectStatus(Strophe.Status.AUTHENTICATING, null); |
---|
| 2982 | this._addSysHandler(this._auth1_cb.bind(this), null, null, |
---|
| 2983 | null, "_auth_1"); |
---|
| 2984 | |
---|
| 2985 | this.send($iq({ |
---|
| 2986 | type: "get", |
---|
| 2987 | to: this.domain, |
---|
| 2988 | id: "_auth_1" |
---|
| 2989 | }).c("query", { |
---|
| 2990 | xmlns: Strophe.NS.AUTH |
---|
| 2991 | }).c("username", {}).t(Strophe.getNodeFromJid(this.jid)).tree()); |
---|
| 2992 | } |
---|
| 2993 | }, |
---|
| 2994 | |
---|
| 2995 | /** PrivateFunction: _sasl_challenge1_cb |
---|
| 2996 | * _Private_ handler for DIGEST-MD5 SASL authentication. |
---|
| 2997 | * |
---|
| 2998 | * Parameters: |
---|
| 2999 | * (XMLElement) elem - The challenge stanza. |
---|
| 3000 | * |
---|
| 3001 | * Returns: |
---|
| 3002 | * false to remove the handler. |
---|
| 3003 | */ |
---|
| 3004 | _sasl_challenge1_cb: function (elem) |
---|
| 3005 | { |
---|
| 3006 | var attribMatch = /([a-z]+)=("[^"]+"|[^,"]+)(?:,|$)/; |
---|
| 3007 | |
---|
| 3008 | var challenge = Base64.decode(Strophe.getText(elem)); |
---|
| 3009 | var cnonce = MD5.hexdigest(Math.random() * 1234567890); |
---|
| 3010 | var realm = ""; |
---|
| 3011 | var host = null; |
---|
| 3012 | var nonce = ""; |
---|
| 3013 | var qop = ""; |
---|
| 3014 | var matches; |
---|
| 3015 | |
---|
| 3016 | // remove unneeded handlers |
---|
| 3017 | this.deleteHandler(this._sasl_failure_handler); |
---|
| 3018 | |
---|
| 3019 | while (challenge.match(attribMatch)) { |
---|
| 3020 | matches = challenge.match(attribMatch); |
---|
| 3021 | challenge = challenge.replace(matches[0], ""); |
---|
| 3022 | matches[2] = matches[2].replace(/^"(.+)"$/, "$1"); |
---|
| 3023 | switch (matches[1]) { |
---|
| 3024 | case "realm": |
---|
| 3025 | realm = matches[2]; |
---|
| 3026 | break; |
---|
| 3027 | case "nonce": |
---|
| 3028 | nonce = matches[2]; |
---|
| 3029 | break; |
---|
| 3030 | case "qop": |
---|
| 3031 | qop = matches[2]; |
---|
| 3032 | break; |
---|
| 3033 | case "host": |
---|
| 3034 | host = matches[2]; |
---|
| 3035 | break; |
---|
| 3036 | } |
---|
| 3037 | } |
---|
| 3038 | |
---|
| 3039 | var digest_uri = "xmpp/" + this.domain; |
---|
| 3040 | if (host !== null) { |
---|
| 3041 | digest_uri = digest_uri + "/" + host; |
---|
| 3042 | } |
---|
| 3043 | |
---|
| 3044 | var A1 = MD5.hash(Strophe.getNodeFromJid(this.jid) + |
---|
| 3045 | ":" + realm + ":" + this.pass) + |
---|
| 3046 | ":" + nonce + ":" + cnonce; |
---|
| 3047 | var A2 = 'AUTHENTICATE:' + digest_uri; |
---|
| 3048 | |
---|
| 3049 | var responseText = ""; |
---|
| 3050 | responseText += 'username=' + |
---|
| 3051 | this._quote(Strophe.getNodeFromJid(this.jid)) + ','; |
---|
| 3052 | responseText += 'realm=' + this._quote(realm) + ','; |
---|
| 3053 | responseText += 'nonce=' + this._quote(nonce) + ','; |
---|
| 3054 | responseText += 'cnonce=' + this._quote(cnonce) + ','; |
---|
| 3055 | responseText += 'nc="00000001",'; |
---|
| 3056 | responseText += 'qop="auth",'; |
---|
| 3057 | responseText += 'digest-uri=' + this._quote(digest_uri) + ','; |
---|
| 3058 | responseText += 'response=' + this._quote( |
---|
| 3059 | MD5.hexdigest(MD5.hexdigest(A1) + ":" + |
---|
| 3060 | nonce + ":00000001:" + |
---|
| 3061 | cnonce + ":auth:" + |
---|
| 3062 | MD5.hexdigest(A2))) + ','; |
---|
| 3063 | responseText += 'charset="utf-8"'; |
---|
| 3064 | |
---|
| 3065 | this._sasl_challenge_handler = this._addSysHandler( |
---|
| 3066 | this._sasl_challenge2_cb.bind(this), null, |
---|
| 3067 | "challenge", null, null); |
---|
| 3068 | this._sasl_success_handler = this._addSysHandler( |
---|
| 3069 | this._sasl_success_cb.bind(this), null, |
---|
| 3070 | "success", null, null); |
---|
| 3071 | this._sasl_failure_handler = this._addSysHandler( |
---|
| 3072 | this._sasl_failure_cb.bind(this), null, |
---|
| 3073 | "failure", null, null); |
---|
| 3074 | |
---|
| 3075 | this.send($build('response', { |
---|
| 3076 | xmlns: Strophe.NS.SASL |
---|
| 3077 | }).t(Base64.encode(responseText)).tree()); |
---|
| 3078 | |
---|
| 3079 | return false; |
---|
| 3080 | }, |
---|
| 3081 | |
---|
| 3082 | /** PrivateFunction: _quote |
---|
| 3083 | * _Private_ utility function to backslash escape and quote strings. |
---|
| 3084 | * |
---|
| 3085 | * Parameters: |
---|
| 3086 | * (String) str - The string to be quoted. |
---|
| 3087 | * |
---|
| 3088 | * Returns: |
---|
| 3089 | * quoted string |
---|
| 3090 | */ |
---|
| 3091 | _quote: function (str) |
---|
| 3092 | { |
---|
| 3093 | return '"' + str.replace(/\\/g, "\\\\").replace(/"/g, '\\"') + '"'; |
---|
| 3094 | //" end string workaround for emacs |
---|
| 3095 | }, |
---|
| 3096 | |
---|
| 3097 | |
---|
| 3098 | /** PrivateFunction: _sasl_challenge2_cb |
---|
| 3099 | * _Private_ handler for second step of DIGEST-MD5 SASL authentication. |
---|
| 3100 | * |
---|
| 3101 | * Parameters: |
---|
| 3102 | * (XMLElement) elem - The challenge stanza. |
---|
| 3103 | * |
---|
| 3104 | * Returns: |
---|
| 3105 | * false to remove the handler. |
---|
| 3106 | */ |
---|
| 3107 | _sasl_challenge2_cb: function (elem) |
---|
| 3108 | { |
---|
| 3109 | // remove unneeded handlers |
---|
| 3110 | this.deleteHandler(this._sasl_success_handler); |
---|
| 3111 | this.deleteHandler(this._sasl_failure_handler); |
---|
| 3112 | |
---|
| 3113 | this._sasl_success_handler = this._addSysHandler( |
---|
| 3114 | this._sasl_success_cb.bind(this), null, |
---|
| 3115 | "success", null, null); |
---|
| 3116 | this._sasl_failure_handler = this._addSysHandler( |
---|
| 3117 | this._sasl_failure_cb.bind(this), null, |
---|
| 3118 | "failure", null, null); |
---|
| 3119 | this.send($build('response', {xmlns: Strophe.NS.SASL}).tree()); |
---|
| 3120 | return false; |
---|
| 3121 | }, |
---|
| 3122 | |
---|
| 3123 | /** PrivateFunction: _auth1_cb |
---|
| 3124 | * _Private_ handler for legacy authentication. |
---|
| 3125 | * |
---|
| 3126 | * This handler is called in response to the initial <iq type='get'/> |
---|
| 3127 | * for legacy authentication. It builds an authentication <iq/> and |
---|
| 3128 | * sends it, creating a handler (calling back to _auth2_cb()) to |
---|
| 3129 | * handle the result |
---|
| 3130 | * |
---|
| 3131 | * Parameters: |
---|
| 3132 | * (XMLElement) elem - The stanza that triggered the callback. |
---|
| 3133 | * |
---|
| 3134 | * Returns: |
---|
| 3135 | * false to remove the handler. |
---|
| 3136 | */ |
---|
| 3137 | _auth1_cb: function (elem) |
---|
| 3138 | { |
---|
| 3139 | // build plaintext auth iq |
---|
| 3140 | var iq = $iq({type: "set", id: "_auth_2"}) |
---|
| 3141 | .c('query', {xmlns: Strophe.NS.AUTH}) |
---|
| 3142 | .c('username', {}).t(Strophe.getNodeFromJid(this.jid)) |
---|
| 3143 | .up() |
---|
| 3144 | .c('password').t(this.pass); |
---|
| 3145 | |
---|
| 3146 | if (!Strophe.getResourceFromJid(this.jid)) { |
---|
| 3147 | // since the user has not supplied a resource, we pick |
---|
| 3148 | // a default one here. unlike other auth methods, the server |
---|
| 3149 | // cannot do this for us. |
---|
| 3150 | this.jid = Strophe.getBareJidFromJid(this.jid) + '/strophe'; |
---|
| 3151 | } |
---|
| 3152 | iq.up().c('resource', {}).t(Strophe.getResourceFromJid(this.jid)); |
---|
| 3153 | |
---|
| 3154 | this._addSysHandler(this._auth2_cb.bind(this), null, |
---|
| 3155 | null, null, "_auth_2"); |
---|
| 3156 | |
---|
| 3157 | this.send(iq.tree()); |
---|
| 3158 | |
---|
| 3159 | return false; |
---|
| 3160 | }, |
---|
| 3161 | |
---|
| 3162 | /** PrivateFunction: _sasl_success_cb |
---|
| 3163 | * _Private_ handler for succesful SASL authentication. |
---|
| 3164 | * |
---|
| 3165 | * Parameters: |
---|
| 3166 | * (XMLElement) elem - The matching stanza. |
---|
| 3167 | * |
---|
| 3168 | * Returns: |
---|
| 3169 | * false to remove the handler. |
---|
| 3170 | */ |
---|
| 3171 | _sasl_success_cb: function (elem) |
---|
| 3172 | { |
---|
| 3173 | Strophe.info("SASL authentication succeeded."); |
---|
| 3174 | |
---|
| 3175 | // remove old handlers |
---|
| 3176 | this.deleteHandler(this._sasl_failure_handler); |
---|
| 3177 | this._sasl_failure_handler = null; |
---|
| 3178 | if (this._sasl_challenge_handler) { |
---|
| 3179 | this.deleteHandler(this._sasl_challenge_handler); |
---|
| 3180 | this._sasl_challenge_handler = null; |
---|
| 3181 | } |
---|
| 3182 | |
---|
| 3183 | this._addSysHandler(this._sasl_auth1_cb.bind(this), null, |
---|
| 3184 | "stream:features", null, null); |
---|
| 3185 | |
---|
| 3186 | // we must send an xmpp:restart now |
---|
| 3187 | this._sendRestart(); |
---|
| 3188 | |
---|
| 3189 | return false; |
---|
| 3190 | }, |
---|
| 3191 | |
---|
| 3192 | /** PrivateFunction: _sasl_auth1_cb |
---|
| 3193 | * _Private_ handler to start stream binding. |
---|
| 3194 | * |
---|
| 3195 | * Parameters: |
---|
| 3196 | * (XMLElement) elem - The matching stanza. |
---|
| 3197 | * |
---|
| 3198 | * Returns: |
---|
| 3199 | * false to remove the handler. |
---|
| 3200 | */ |
---|
| 3201 | _sasl_auth1_cb: function (elem) |
---|
| 3202 | { |
---|
| 3203 | var i, child; |
---|
| 3204 | |
---|
| 3205 | for (i = 0; i < elem.childNodes.length; i++) { |
---|
| 3206 | child = elem.childNodes[i]; |
---|
| 3207 | if (child.nodeName == 'bind') { |
---|
| 3208 | this.do_bind = true; |
---|
| 3209 | } |
---|
| 3210 | |
---|
| 3211 | if (child.nodeName == 'session') { |
---|
| 3212 | this.do_session = true; |
---|
| 3213 | } |
---|
| 3214 | } |
---|
| 3215 | |
---|
| 3216 | if (!this.do_bind) { |
---|
| 3217 | this._changeConnectStatus(Strophe.Status.AUTHFAIL, null); |
---|
| 3218 | return false; |
---|
| 3219 | } else { |
---|
| 3220 | this._addSysHandler(this._sasl_bind_cb.bind(this), null, null, |
---|
| 3221 | null, "_bind_auth_2"); |
---|
| 3222 | |
---|
| 3223 | var resource = Strophe.getResourceFromJid(this.jid); |
---|
| 3224 | if (resource) { |
---|
| 3225 | this.send($iq({type: "set", id: "_bind_auth_2"}) |
---|
| 3226 | .c('bind', {xmlns: Strophe.NS.BIND}) |
---|
| 3227 | .c('resource', {}).t(resource).tree()); |
---|
| 3228 | } else { |
---|
| 3229 | this.send($iq({type: "set", id: "_bind_auth_2"}) |
---|
| 3230 | .c('bind', {xmlns: Strophe.NS.BIND}) |
---|
| 3231 | .tree()); |
---|
| 3232 | } |
---|
| 3233 | } |
---|
| 3234 | |
---|
| 3235 | return false; |
---|
| 3236 | }, |
---|
| 3237 | |
---|
| 3238 | /** PrivateFunction: _sasl_bind_cb |
---|
| 3239 | * _Private_ handler for binding result and session start. |
---|
| 3240 | * |
---|
| 3241 | * Parameters: |
---|
| 3242 | * (XMLElement) elem - The matching stanza. |
---|
| 3243 | * |
---|
| 3244 | * Returns: |
---|
| 3245 | * false to remove the handler. |
---|
| 3246 | */ |
---|
| 3247 | _sasl_bind_cb: function (elem) |
---|
| 3248 | { |
---|
| 3249 | if (elem.getAttribute("type") == "error") { |
---|
| 3250 | Strophe.info("SASL binding failed."); |
---|
| 3251 | this._changeConnectStatus(Strophe.Status.AUTHFAIL, null); |
---|
| 3252 | return false; |
---|
| 3253 | } |
---|
| 3254 | |
---|
| 3255 | // TODO - need to grab errors |
---|
| 3256 | var bind = elem.getElementsByTagName("bind"); |
---|
| 3257 | var jidNode; |
---|
| 3258 | if (bind.length > 0) { |
---|
| 3259 | // Grab jid |
---|
| 3260 | jidNode = bind[0].getElementsByTagName("jid"); |
---|
| 3261 | if (jidNode.length > 0) { |
---|
| 3262 | this.jid = Strophe.getText(jidNode[0]); |
---|
| 3263 | |
---|
| 3264 | if (this.do_session) { |
---|
| 3265 | this._addSysHandler(this._sasl_session_cb.bind(this), |
---|
| 3266 | null, null, null, "_session_auth_2"); |
---|
| 3267 | |
---|
| 3268 | this.send($iq({type: "set", id: "_session_auth_2"}) |
---|
| 3269 | .c('session', {xmlns: Strophe.NS.SESSION}) |
---|
| 3270 | .tree()); |
---|
| 3271 | } else { |
---|
| 3272 | this.authenticated = true; |
---|
| 3273 | this._changeConnectStatus(Strophe.Status.CONNECTED, null); |
---|
| 3274 | } |
---|
| 3275 | } |
---|
| 3276 | } else { |
---|
| 3277 | Strophe.info("SASL binding failed."); |
---|
| 3278 | this._changeConnectStatus(Strophe.Status.AUTHFAIL, null); |
---|
| 3279 | return false; |
---|
| 3280 | } |
---|
| 3281 | }, |
---|
| 3282 | |
---|
| 3283 | /** PrivateFunction: _sasl_session_cb |
---|
| 3284 | * _Private_ handler to finish successful SASL connection. |
---|
| 3285 | * |
---|
| 3286 | * This sets Connection.authenticated to true on success, which |
---|
| 3287 | * starts the processing of user handlers. |
---|
| 3288 | * |
---|
| 3289 | * Parameters: |
---|
| 3290 | * (XMLElement) elem - The matching stanza. |
---|
| 3291 | * |
---|
| 3292 | * Returns: |
---|
| 3293 | * false to remove the handler. |
---|
| 3294 | */ |
---|
| 3295 | _sasl_session_cb: function (elem) |
---|
| 3296 | { |
---|
| 3297 | if (elem.getAttribute("type") == "result") { |
---|
| 3298 | this.authenticated = true; |
---|
| 3299 | this._changeConnectStatus(Strophe.Status.CONNECTED, null); |
---|
| 3300 | } else if (elem.getAttribute("type") == "error") { |
---|
| 3301 | Strophe.info("Session creation failed."); |
---|
| 3302 | this._changeConnectStatus(Strophe.Status.AUTHFAIL, null); |
---|
| 3303 | return false; |
---|
| 3304 | } |
---|
| 3305 | |
---|
| 3306 | return false; |
---|
| 3307 | }, |
---|
| 3308 | |
---|
| 3309 | /** PrivateFunction: _sasl_failure_cb |
---|
| 3310 | * _Private_ handler for SASL authentication failure. |
---|
| 3311 | * |
---|
| 3312 | * Parameters: |
---|
| 3313 | * (XMLElement) elem - The matching stanza. |
---|
| 3314 | * |
---|
| 3315 | * Returns: |
---|
| 3316 | * false to remove the handler. |
---|
| 3317 | */ |
---|
| 3318 | _sasl_failure_cb: function (elem) |
---|
| 3319 | { |
---|
| 3320 | // delete unneeded handlers |
---|
| 3321 | if (this._sasl_success_handler) { |
---|
| 3322 | this.deleteHandler(this._sasl_success_handler); |
---|
| 3323 | this._sasl_success_handler = null; |
---|
| 3324 | } |
---|
| 3325 | if (this._sasl_challenge_handler) { |
---|
| 3326 | this.deleteHandler(this._sasl_challenge_handler); |
---|
| 3327 | this._sasl_challenge_handler = null; |
---|
| 3328 | } |
---|
| 3329 | |
---|
| 3330 | this._changeConnectStatus(Strophe.Status.AUTHFAIL, null); |
---|
| 3331 | return false; |
---|
| 3332 | }, |
---|
| 3333 | |
---|
| 3334 | /** PrivateFunction: _auth2_cb |
---|
| 3335 | * _Private_ handler to finish legacy authentication. |
---|
| 3336 | * |
---|
| 3337 | * This handler is called when the result from the jabber:iq:auth |
---|
| 3338 | * <iq/> stanza is returned. |
---|
| 3339 | * |
---|
| 3340 | * Parameters: |
---|
| 3341 | * (XMLElement) elem - The stanza that triggered the callback. |
---|
| 3342 | * |
---|
| 3343 | * Returns: |
---|
| 3344 | * false to remove the handler. |
---|
| 3345 | */ |
---|
| 3346 | _auth2_cb: function (elem) |
---|
| 3347 | { |
---|
| 3348 | if (elem.getAttribute("type") == "result") { |
---|
| 3349 | this.authenticated = true; |
---|
| 3350 | this._changeConnectStatus(Strophe.Status.CONNECTED, null); |
---|
| 3351 | } else if (elem.getAttribute("type") == "error") { |
---|
| 3352 | this._changeConnectStatus(Strophe.Status.AUTHFAIL, null); |
---|
| 3353 | this.disconnect(); |
---|
| 3354 | } |
---|
| 3355 | |
---|
| 3356 | return false; |
---|
| 3357 | }, |
---|
| 3358 | |
---|
| 3359 | /** PrivateFunction: _addSysTimedHandler |
---|
| 3360 | * _Private_ function to add a system level timed handler. |
---|
| 3361 | * |
---|
| 3362 | * This function is used to add a Strophe.TimedHandler for the |
---|
| 3363 | * library code. System timed handlers are allowed to run before |
---|
| 3364 | * authentication is complete. |
---|
| 3365 | * |
---|
| 3366 | * Parameters: |
---|
| 3367 | * (Integer) period - The period of the handler. |
---|
| 3368 | * (Function) handler - The callback function. |
---|
| 3369 | */ |
---|
| 3370 | _addSysTimedHandler: function (period, handler) |
---|
| 3371 | { |
---|
| 3372 | var thand = new Strophe.TimedHandler(period, handler); |
---|
| 3373 | thand.user = false; |
---|
| 3374 | this.addTimeds.push(thand); |
---|
| 3375 | return thand; |
---|
| 3376 | }, |
---|
| 3377 | |
---|
| 3378 | /** PrivateFunction: _addSysHandler |
---|
| 3379 | * _Private_ function to add a system level stanza handler. |
---|
| 3380 | * |
---|
| 3381 | * This function is used to add a Strophe.Handler for the |
---|
| 3382 | * library code. System stanza handlers are allowed to run before |
---|
| 3383 | * authentication is complete. |
---|
| 3384 | * |
---|
| 3385 | * Parameters: |
---|
| 3386 | * (Function) handler - The callback function. |
---|
| 3387 | * (String) ns - The namespace to match. |
---|
| 3388 | * (String) name - The stanza name to match. |
---|
| 3389 | * (String) type - The stanza type attribute to match. |
---|
| 3390 | * (String) id - The stanza id attribute to match. |
---|
| 3391 | */ |
---|
| 3392 | _addSysHandler: function (handler, ns, name, type, id) |
---|
| 3393 | { |
---|
| 3394 | var hand = new Strophe.Handler(handler, ns, name, type, id); |
---|
| 3395 | hand.user = false; |
---|
| 3396 | this.addHandlers.push(hand); |
---|
| 3397 | return hand; |
---|
| 3398 | }, |
---|
| 3399 | |
---|
| 3400 | /** PrivateFunction: _onDisconnectTimeout |
---|
| 3401 | * _Private_ timeout handler for handling non-graceful disconnection. |
---|
| 3402 | * |
---|
| 3403 | * If the graceful disconnect process does not complete within the |
---|
| 3404 | * time allotted, this handler finishes the disconnect anyway. |
---|
| 3405 | * |
---|
| 3406 | * Returns: |
---|
| 3407 | * false to remove the handler. |
---|
| 3408 | */ |
---|
| 3409 | _onDisconnectTimeout: function () |
---|
| 3410 | { |
---|
| 3411 | Strophe.info("_onDisconnectTimeout was called"); |
---|
| 3412 | |
---|
| 3413 | // cancel all remaining requests and clear the queue |
---|
| 3414 | var req; |
---|
| 3415 | while (this._requests.length > 0) { |
---|
| 3416 | req = this._requests.pop(); |
---|
| 3417 | req.abort = true; |
---|
| 3418 | req.xhr.abort(); |
---|
| 3419 | // jslint complains, but this is fine. setting to empty func |
---|
| 3420 | // is necessary for IE6 |
---|
| 3421 | req.xhr.onreadystatechange = function () {}; |
---|
| 3422 | } |
---|
| 3423 | |
---|
| 3424 | // actually disconnect |
---|
| 3425 | this._doDisconnect(); |
---|
| 3426 | |
---|
| 3427 | return false; |
---|
| 3428 | }, |
---|
| 3429 | |
---|
| 3430 | /** PrivateFunction: _onIdle |
---|
| 3431 | * _Private_ handler to process events during idle cycle. |
---|
| 3432 | * |
---|
| 3433 | * This handler is called every 100ms to fire timed handlers that |
---|
| 3434 | * are ready and keep poll requests going. |
---|
| 3435 | */ |
---|
| 3436 | _onIdle: function () |
---|
| 3437 | { |
---|
| 3438 | var i, thand, since, newList; |
---|
| 3439 | |
---|
| 3440 | // remove timed handlers that have been scheduled for deletion |
---|
| 3441 | while (this.removeTimeds.length > 0) { |
---|
| 3442 | thand = this.removeTimeds.pop(); |
---|
| 3443 | i = this.timedHandlers.indexOf(thand); |
---|
| 3444 | if (i >= 0) { |
---|
| 3445 | this.timedHandlers.splice(i, 1); |
---|
| 3446 | } |
---|
| 3447 | } |
---|
| 3448 | |
---|
| 3449 | // add timed handlers scheduled for addition |
---|
| 3450 | while (this.addTimeds.length > 0) { |
---|
| 3451 | this.timedHandlers.push(this.addTimeds.pop()); |
---|
| 3452 | } |
---|
| 3453 | |
---|
| 3454 | // call ready timed handlers |
---|
| 3455 | var now = new Date().getTime(); |
---|
| 3456 | newList = []; |
---|
| 3457 | for (i = 0; i < this.timedHandlers.length; i++) { |
---|
| 3458 | thand = this.timedHandlers[i]; |
---|
| 3459 | if (this.authenticated || !thand.user) { |
---|
| 3460 | since = thand.lastCalled + thand.period; |
---|
| 3461 | if (since - now <= 0) { |
---|
| 3462 | if (thand.run()) { |
---|
| 3463 | newList.push(thand); |
---|
| 3464 | } |
---|
| 3465 | } else { |
---|
| 3466 | newList.push(thand); |
---|
| 3467 | } |
---|
| 3468 | } |
---|
| 3469 | } |
---|
| 3470 | this.timedHandlers = newList; |
---|
| 3471 | |
---|
| 3472 | var body, time_elapsed; |
---|
| 3473 | |
---|
| 3474 | // if no requests are in progress, poll |
---|
| 3475 | if (this.authenticated && this._requests.length === 0 && |
---|
| 3476 | this._data.length === 0 && !this.disconnecting) { |
---|
| 3477 | Strophe.info("no requests during idle cycle, sending " + |
---|
| 3478 | "blank request"); |
---|
| 3479 | this._data.push(null); |
---|
| 3480 | } |
---|
| 3481 | |
---|
| 3482 | if (this._requests.length < 2 && this._data.length > 0 && |
---|
| 3483 | !this.paused) { |
---|
| 3484 | body = this._buildBody(); |
---|
| 3485 | for (i = 0; i < this._data.length; i++) { |
---|
| 3486 | if (this._data[i] !== null) { |
---|
| 3487 | if (this._data[i] === "restart") { |
---|
| 3488 | body.attrs({ |
---|
| 3489 | to: this.domain, |
---|
| 3490 | "xml:lang": "en", |
---|
| 3491 | "xmpp:restart": "true", |
---|
| 3492 | "xmlns:xmpp": Strophe.NS.BOSH |
---|
| 3493 | }); |
---|
| 3494 | } else { |
---|
| 3495 | body.cnode(this._data[i]).up(); |
---|
| 3496 | } |
---|
| 3497 | } |
---|
| 3498 | } |
---|
| 3499 | delete this._data; |
---|
| 3500 | this._data = []; |
---|
| 3501 | this._requests.push( |
---|
| 3502 | new Strophe.Request(body.tree(), |
---|
| 3503 | this._onRequestStateChange.bind(this) |
---|
| 3504 | .prependArg(this._dataRecv.bind(this)), |
---|
| 3505 | body.tree().getAttribute("rid"))); |
---|
| 3506 | this._processRequest(this._requests.length - 1); |
---|
| 3507 | } |
---|
| 3508 | |
---|
| 3509 | if (this._requests.length > 0) { |
---|
| 3510 | time_elapsed = this._requests[0].age(); |
---|
| 3511 | if (this._requests[0].dead !== null) { |
---|
| 3512 | if (this._requests[0].timeDead() > |
---|
| 3513 | Math.floor(Strophe.SECONDARY_TIMEOUT * this.wait)) { |
---|
| 3514 | this._throttledRequestHandler(); |
---|
| 3515 | } |
---|
| 3516 | } |
---|
| 3517 | |
---|
| 3518 | if (time_elapsed > Math.floor(Strophe.TIMEOUT * this.wait)) { |
---|
| 3519 | Strophe.warn("Request " + |
---|
| 3520 | this._requests[0].id + |
---|
| 3521 | " timed out, over " + Math.floor(Strophe.TIMEOUT * this.wait) + |
---|
| 3522 | " seconds since last activity"); |
---|
| 3523 | this._throttledRequestHandler(); |
---|
| 3524 | } |
---|
| 3525 | } |
---|
| 3526 | |
---|
| 3527 | // reactivate the timer |
---|
| 3528 | clearTimeout(this._idleTimeout); |
---|
| 3529 | this._idleTimeout = setTimeout(this._onIdle.bind(this), 100); |
---|
| 3530 | } |
---|
| 3531 | }; |
---|
| 3532 | |
---|
| 3533 | if (callback) { |
---|
| 3534 | callback(Strophe, $build, $msg, $iq, $pres); |
---|
| 3535 | } |
---|
| 3536 | |
---|
| 3537 | })(function () { |
---|
| 3538 | window.Strophe = arguments[0]; |
---|
| 3539 | window.$build = arguments[1]; |
---|
| 3540 | window.$msg = arguments[2]; |
---|
| 3541 | window.$iq = arguments[3]; |
---|
| 3542 | window.$pres = arguments[4]; |
---|
| 3543 | }); |
---|