[7589] | 1 | <?php |
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| 2 | /* |
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| 3 | * Copyright 2005 - 2012 Zarafa B.V. |
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| 4 | * |
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| 5 | * This program is free software: you can redistribute it and/or modify |
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| 6 | * it under the terms of the GNU Affero General Public License, version 3, |
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| 7 | * as published by the Free Software Foundation with the following additional |
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| 8 | * term according to sec. 7: |
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| 9 | * |
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| 10 | * According to sec. 7 of the GNU Affero General Public License, version |
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| 11 | * 3, the terms of the AGPL are supplemented with the following terms: |
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| 12 | * |
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| 13 | * "Zarafa" is a registered trademark of Zarafa B.V. The licensing of |
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| 14 | * the Program under the AGPL does not imply a trademark license. |
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| 15 | * Therefore any rights, title and interest in our trademarks remain |
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| 16 | * entirely with us. |
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| 17 | * |
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| 18 | * However, if you propagate an unmodified version of the Program you are |
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| 19 | * allowed to use the term "Zarafa" to indicate that you distribute the |
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| 20 | * Program. Furthermore you may use our trademarks where it is necessary |
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| 21 | * to indicate the intended purpose of a product or service provided you |
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| 22 | * use it in accordance with honest practices in industrial or commercial |
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| 23 | * matters. If you want to propagate modified versions of the Program |
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| 24 | * under the name "Zarafa" or "Zarafa Server", you may only do so if you |
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| 25 | * have a written permission by Zarafa B.V. (to acquire a permission |
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| 26 | * please contact Zarafa at trademark@zarafa.com). |
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| 27 | * |
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| 28 | * The interactive user interface of the software displays an attribution |
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| 29 | * notice containing the term "Zarafa" and/or the logo of Zarafa. |
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| 30 | * Interactive user interfaces of unmodified and modified versions must |
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| 31 | * display Appropriate Legal Notices according to sec. 5 of the GNU |
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| 32 | * Affero General Public License, version 3, when you propagate |
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| 33 | * unmodified or modified versions of the Program. In accordance with |
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| 34 | * sec. 7 b) of the GNU Affero General Public License, version 3, these |
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| 35 | * Appropriate Legal Notices must retain the logo of Zarafa or display |
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| 36 | * the words "Initial Development by Zarafa" if the display of the logo |
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| 37 | * is not reasonably feasible for technical reasons. The use of the logo |
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| 38 | * of Zarafa in Legal Notices is allowed for unmodified and modified |
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| 39 | * versions of the software. |
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| 40 | * |
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| 41 | * This program is distributed in the hope that it will be useful, |
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| 42 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 43 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 44 | * GNU Affero General Public License for more details. |
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| 45 | * |
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| 46 | * You should have received a copy of the GNU Affero General Public License |
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| 47 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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| 48 | * |
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| 49 | */ |
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| 50 | |
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| 51 | |
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| 52 | /** |
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| 53 | * Function to make a MAPIGUID from a php string. |
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| 54 | * The C++ definition for the GUID is: |
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| 55 | * typedef struct _GUID |
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| 56 | * { |
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| 57 | * unsigned long Data1; |
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| 58 | * unsigned short Data2; |
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| 59 | * unsigned short Data3; |
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| 60 | * unsigned char Data4[8]; |
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| 61 | * } GUID; |
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| 62 | * |
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| 63 | * A GUID is normally represented in the following form: |
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| 64 | * {00062008-0000-0000-C000-000000000046} |
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| 65 | * |
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| 66 | * @param String GUID |
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| 67 | */ |
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| 68 | function makeGuid($guid) |
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| 69 | { |
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| 70 | // remove the { and } from the string and explode it into an array |
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| 71 | $guidArray = explode('-', substr($guid, 1,strlen($guid)-2)); |
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| 72 | |
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| 73 | // convert to hex! |
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| 74 | $data1[0] = intval(substr($guidArray[0], 0, 4),16); // we need to split the unsigned long |
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| 75 | $data1[1] = intval(substr($guidArray[0], 4, 4),16); |
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| 76 | $data2 = intval($guidArray[1], 16); |
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| 77 | $data3 = intval($guidArray[2], 16); |
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| 78 | |
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| 79 | $data4[0] = intval(substr($guidArray[3], 0, 2),16); |
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| 80 | $data4[1] = intval(substr($guidArray[3], 2, 2),16); |
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| 81 | |
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| 82 | for($i=0; $i < 6; $i++) |
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| 83 | { |
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| 84 | $data4[] = intval(substr($guidArray[4], $i*2, 2),16); |
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| 85 | } |
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| 86 | |
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| 87 | return pack("vvvvCCCCCCCC", $data1[1], $data1[0], $data2, $data3, $data4[0],$data4[1],$data4[2],$data4[3],$data4[4],$data4[5],$data4[6],$data4[7]); |
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| 88 | } |
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| 89 | |
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| 90 | /** |
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| 91 | * Function to get a human readable string from a MAPI error code |
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| 92 | * |
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| 93 | *@param int $errcode the MAPI error code, if not given, we use mapi_last_hresult |
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| 94 | *@return string The defined name for the MAPI error code |
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| 95 | */ |
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| 96 | function get_mapi_error_name($errcode=null) |
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| 97 | { |
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| 98 | if ($errcode === null){ |
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| 99 | $errcode = mapi_last_hresult(); |
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| 100 | } |
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| 101 | |
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| 102 | if ($errcode !== 0) { |
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| 103 | // get_defined_constants(true) is preferred, but crashes PHP |
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| 104 | // https://bugs.php.net/bug.php?id=61156 |
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| 105 | $allConstants = get_defined_constants(); |
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| 106 | |
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| 107 | foreach ($allConstants as $key => $value) { |
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| 108 | /** |
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| 109 | * If PHP encounters a number beyond the bounds of the integer type, |
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| 110 | * it will be interpreted as a float instead, so when comparing these error codes |
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| 111 | * we have to manually typecast value to integer, so float will be converted in integer, |
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| 112 | * but still its out of bound for integer limit so it will be auto adjusted to minus value |
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| 113 | */ |
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| 114 | if ($errcode == (int) $value) { |
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| 115 | // Check that we have an actual MAPI error or warning definition |
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| 116 | $prefix = substr($key, 0, 7); |
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| 117 | if ($prefix == "MAPI_E_" || $prefix == "MAPI_W_") { |
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| 118 | return $key; |
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| 119 | } |
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| 120 | } |
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| 121 | } |
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| 122 | } else { |
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| 123 | return "NOERROR"; |
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| 124 | } |
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| 125 | |
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| 126 | // error code not found, return hex value (this is a fix for 64-bit systems, we can't use the dechex() function for this) |
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| 127 | $result = unpack("H*", pack("N", $errcode)); |
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| 128 | return "0x" . $result[1]; |
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| 129 | } |
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| 130 | |
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| 131 | /** |
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| 132 | * Parses properties from an array of strings. Each "string" may be either an ULONG, which is a direct property ID, |
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| 133 | * or a string with format "PT_TYPE:{GUID}:StringId" or "PT_TYPE:{GUID}:0xXXXX" for named |
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| 134 | * properties. |
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| 135 | * |
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| 136 | * @returns array of properties |
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| 137 | */ |
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| 138 | function getPropIdsFromStrings($store, $mapping) |
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| 139 | { |
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| 140 | $props = array(); |
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| 141 | |
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| 142 | $ids = array("name"=>array(), "id"=>array(), "guid"=>array(), "type"=>array()); // this array stores all the information needed to retrieve a named property |
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| 143 | $num = 0; |
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| 144 | |
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| 145 | // caching |
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| 146 | $guids = array(); |
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| 147 | |
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| 148 | foreach($mapping as $name=>$val){ |
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| 149 | if(is_string($val)) { |
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| 150 | $split = explode(":", $val); |
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| 151 | |
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| 152 | if(count($split) != 3){ // invalid string, ignore |
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| 153 | trigger_error(sprintf("Invalid property: %s \"%s\"",$name,$val), E_USER_NOTICE); |
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| 154 | continue; |
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| 155 | } |
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| 156 | |
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| 157 | if(substr($split[2], 0, 2) == "0x") { |
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| 158 | $id = hexdec(substr($split[2], 2)); |
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| 159 | } else { |
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| 160 | $id = $split[2]; |
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| 161 | } |
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| 162 | |
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| 163 | // have we used this guid before? |
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| 164 | if (!defined($split[1])){ |
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| 165 | if (!array_key_exists($split[1], $guids)){ |
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| 166 | $guids[$split[1]] = makeguid($split[1]); |
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| 167 | } |
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| 168 | $guid = $guids[$split[1]]; |
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| 169 | }else{ |
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| 170 | $guid = constant($split[1]); |
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| 171 | } |
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| 172 | |
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| 173 | // temp store info about named prop, so we have to call mapi_getidsfromnames just one time |
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| 174 | $ids["name"][$num] = $name; |
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| 175 | $ids["id"][$num] = $id; |
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| 176 | $ids["guid"][$num] = $guid; |
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| 177 | $ids["type"][$num] = $split[0]; |
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| 178 | $num++; |
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| 179 | }else{ |
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| 180 | // not a named property |
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| 181 | $props[$name] = $val; |
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| 182 | } |
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| 183 | } |
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| 184 | |
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| 185 | if (empty($ids["id"])){ |
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| 186 | return $props; |
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| 187 | } |
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| 188 | |
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| 189 | // get the ids |
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| 190 | $named = mapi_getidsfromnames($store, $ids["id"], $ids["guid"]); |
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| 191 | foreach($named as $num=>$prop){ |
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| 192 | $props[$ids["name"][$num]] = mapi_prop_tag(constant($ids["type"][$num]), mapi_prop_id($prop)); |
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| 193 | } |
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| 194 | |
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| 195 | return $props; |
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| 196 | } |
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| 197 | |
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| 198 | /** |
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| 199 | * Check wether a call to mapi_getprops returned errors for some properties. |
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| 200 | * mapi_getprops function tries to get values of properties requested but somehow if |
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| 201 | * if a property value can not be fetched then it changes type of property tag as PT_ERROR |
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| 202 | * and returns error for that particular property, probable errors |
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| 203 | * that can be returned as value can be MAPI_E_NOT_FOUND, MAPI_E_NOT_ENOUGH_MEMORY |
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| 204 | * |
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| 205 | * @param long $property Property to check for error |
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| 206 | * @param Array $propArray An array of properties |
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| 207 | * @return mixed Gives back false when there is no error, if there is, gives the error |
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| 208 | */ |
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| 209 | function propIsError($property, $propArray) |
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| 210 | { |
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| 211 | if (array_key_exists(mapi_prop_tag(PT_ERROR, mapi_prop_id($property)), $propArray)) { |
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| 212 | return $propArray[mapi_prop_tag(PT_ERROR, mapi_prop_id($property))]; |
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| 213 | } else { |
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| 214 | return false; |
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| 215 | } |
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| 216 | } |
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| 217 | |
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| 218 | /******** Macro Functions for PR_DISPLAY_TYPE_EX values *********/ |
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| 219 | /** |
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| 220 | * check addressbook object is a remote mailuser |
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| 221 | */ |
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| 222 | function DTE_IS_REMOTE_VALID($value) { |
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| 223 | return !!($value & DTE_FLAG_REMOTE_VALID); |
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| 224 | } |
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| 225 | |
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| 226 | /** |
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| 227 | * check addressbook object is able to receive permissions |
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| 228 | */ |
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| 229 | function DTE_IS_ACL_CAPABLE($value) { |
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| 230 | return !!($value & DTE_FLAG_ACL_CAPABLE); |
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| 231 | } |
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| 232 | |
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| 233 | function DTE_REMOTE($value) { |
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| 234 | return (($value & DTE_MASK_REMOTE) >> 8); |
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| 235 | } |
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| 236 | |
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| 237 | function DTE_LOCAL($value) { |
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| 238 | return ($value & DTE_MASK_LOCAL); |
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| 239 | } |
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| 240 | |
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| 241 | /** |
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| 242 | * Note: Static function, more like a utility function. |
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| 243 | * |
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| 244 | * Gets all the items (including recurring items) in the specified calendar in the given timeframe. Items are |
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| 245 | * included as a whole if they overlap the interval <$start, $end> (non-inclusive). This means that if the interval |
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| 246 | * is <08:00 - 14:00>, the item [6:00 - 8:00> is NOT included, nor is the item [14:00 - 16:00>. However, the item |
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| 247 | * [7:00 - 9:00> is included as a whole, and is NOT capped to [8:00 - 9:00>. |
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| 248 | * |
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| 249 | * @param $store resource The store in which the calendar resides |
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| 250 | * @param $calendar resource The calendar to get the items from |
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| 251 | * @param $viewstart int Timestamp of beginning of view window |
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| 252 | * @param $viewend int Timestamp of end of view window |
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| 253 | * @param $propsrequested array Array of properties to return |
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| 254 | * @param $rows array Array of rowdata as if they were returned directly from mapi_table_queryrows. Each recurring item is |
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| 255 | * expanded so that it seems that there are only many single appointments in the table. |
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| 256 | */ |
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| 257 | function getCalendarItems($store, $calendar, $viewstart, $viewend, $propsrequested){ |
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| 258 | $result = array(); |
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| 259 | $properties = getPropIdsFromStrings($store, Array( "duedate" => "PT_SYSTIME:PSETID_Appointment:0x820e", |
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| 260 | "startdate" => "PT_SYSTIME:PSETID_Appointment:0x820d", |
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| 261 | "enddate_recurring" => "PT_SYSTIME:PSETID_Appointment:0x8236", |
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| 262 | "recurring" => "PT_BOOLEAN:PSETID_Appointment:0x8223", |
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| 263 | "recurring_data" => "PT_BINARY:PSETID_Appointment:0x8216", |
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| 264 | "timezone_data" => "PT_BINARY:PSETID_Appointment:0x8233", |
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| 265 | "label" => "PT_LONG:PSETID_Appointment:0x8214" |
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| 266 | )); |
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| 267 | |
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| 268 | // Create a restriction that will discard rows of appointments that are definitely not in our |
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| 269 | // requested time frame |
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| 270 | |
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| 271 | $table = mapi_folder_getcontentstable($calendar); |
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| 272 | |
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| 273 | $restriction = |
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| 274 | // OR |
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| 275 | Array(RES_OR, |
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| 276 | Array( |
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| 277 | Array(RES_AND, // Normal items: itemEnd must be after viewStart, itemStart must be before viewEnd |
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| 278 | Array( |
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| 279 | Array(RES_PROPERTY, |
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| 280 | Array(RELOP => RELOP_GT, |
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| 281 | ULPROPTAG => $properties["duedate"], |
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| 282 | VALUE => $viewstart |
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| 283 | ) |
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| 284 | ), |
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| 285 | Array(RES_PROPERTY, |
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| 286 | Array(RELOP => RELOP_LT, |
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| 287 | ULPROPTAG => $properties["startdate"], |
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| 288 | VALUE => $viewend |
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| 289 | ) |
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| 290 | ) |
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| 291 | ) |
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| 292 | ), |
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| 293 | // OR |
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| 294 | Array(RES_PROPERTY, |
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| 295 | Array(RELOP => RELOP_EQ, |
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| 296 | ULPROPTAG => $properties["recurring"], |
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| 297 | VALUE => true |
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| 298 | ) |
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| 299 | ) |
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| 300 | ) // EXISTS OR |
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| 301 | ); // global OR |
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| 302 | |
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| 303 | // Get requested properties, plus whatever we need |
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| 304 | $proplist = array(PR_ENTRYID, $properties["recurring"], $properties["recurring_data"], $properties["timezone_data"]); |
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| 305 | $proplist = array_merge($proplist, $propsrequested); |
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| 306 | $propslist = array_unique($proplist); |
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| 307 | |
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| 308 | $rows = mapi_table_queryallrows($table, $proplist, $restriction); |
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| 309 | |
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| 310 | // $rows now contains all the items that MAY be in the window; a recurring item needs expansion before including in the output. |
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| 311 | |
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| 312 | foreach($rows as $row) { |
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| 313 | $items = array(); |
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| 314 | |
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| 315 | if(isset($row[$properties["recurring"]]) && $row[$properties["recurring"]]) { |
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| 316 | // Recurring item |
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| 317 | $rec = new Recurrence($store, $row); |
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| 318 | |
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| 319 | // GetItems guarantees that the item overlaps the interval <$viewstart, $viewend> |
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| 320 | $occurrences = $rec->getItems($viewstart, $viewend); |
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| 321 | foreach($occurrences as $occurrence) { |
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| 322 | // The occurrence takes all properties from the main row, but overrides some properties (like start and end obviously) |
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| 323 | $item = $occurrence + $row; |
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| 324 | array_push($items, $item); |
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| 325 | } |
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| 326 | |
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| 327 | } else { |
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| 328 | // Normal item, it matched the search criteria and therefore overlaps the interval <$viewstart, $viewend> |
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| 329 | array_push($items, $row); |
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| 330 | } |
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| 331 | |
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| 332 | $result = array_merge($result,$items); |
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| 333 | } |
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| 334 | |
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| 335 | // All items are guaranteed to overlap the interval <$viewstart, $viewend>. Note that we may be returning a few extra |
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| 336 | // properties that the caller did not request (recurring, etc). This shouldn't be a problem though. |
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| 337 | return $result; |
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| 338 | } |
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| 339 | ?> |
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