| 1 | <?php |
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| 2 | /*************************************************************************** |
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| 3 | * Expresso Livre * |
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| 4 | * http://www.expressolivre.org * |
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| 5 | * -------------------------------------------- * |
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| 6 | * This program is free software; you can redistribute it and/or modify it * |
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| 7 | * under the terms of the GNU General Public License as published by the * |
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| 8 | * Free Software Foundation; either version 2 of the License, or (at your * |
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| 9 | * option) any later version. * |
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| 10 | \**************************************************************************/ |
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| 11 | |
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| 12 | /* |
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| 13 | |
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| 14 | SOAPx4 |
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| 15 | by Dietrich Ayala (C) 2001 dietrich@ganx4.com |
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| 16 | |
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| 17 | This project began based on code from the 2 projects below, |
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| 18 | and still contains some original code. The licenses of both must be respected. |
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| 19 | |
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| 20 | XML-RPC for PHP |
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| 21 | originally by Edd Dumbill (C) 1999-2000 |
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| 22 | |
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| 23 | SOAP for PHP |
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| 24 | by Victor Zou (C) 2000-2001 <victor@gigaideas.com.cn> |
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| 25 | |
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| 26 | this is a class that loads a wsdl file and makes it's data available to an application |
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| 27 | it should provide methods that allow both client and server usage of it |
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| 28 | |
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| 29 | also should have methods for creating a wsdl file from scratch and |
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| 30 | serializing wsdl into valid markup |
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| 31 | */ |
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| 32 | |
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| 33 | class wsdl |
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| 34 | { |
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| 35 | // constructor |
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| 36 | function wsdl($wsdl=False) |
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| 37 | { |
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| 38 | // define internal arrays of bindings, ports, operations, messages, etc. |
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| 39 | $this->complexTypes = array(); |
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| 40 | $this->messages = array(); |
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| 41 | $this->currentMessage; |
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| 42 | $this->portOperations = array(); |
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| 43 | $this->currentOperation; |
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| 44 | $this->portTypes = array(); |
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| 45 | $this->currentPortType; |
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| 46 | $this->bindings = array(); |
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| 47 | $this->currentBinding; |
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| 48 | // debug switch |
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| 49 | $this->debug_flag = False; |
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| 50 | // parser vars |
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| 51 | $this->parser; |
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| 52 | $this->position; |
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| 53 | $this->depth; |
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| 54 | $this->depth_array = array(); |
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| 55 | |
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| 56 | if($wsdl == "-1") |
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| 57 | { |
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| 58 | $wsdl=False; |
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| 59 | } |
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| 60 | // Check whether content has been read. |
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| 61 | if($wsdl) |
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| 62 | { |
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| 63 | $wsdl_string = join("",file($wsdl)); |
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| 64 | // Create an XML parser. |
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| 65 | $this->parser = xml_parser_create(); |
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| 66 | // Set the options for parsing the XML data. |
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| 67 | //xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1); |
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| 68 | xml_parser_set_option($this->parser, XML_OPTION_CASE_FOLDING, 0); |
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| 69 | // Set the object for the parser. |
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| 70 | xml_set_object($this->parser, &$this); |
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| 71 | // Set the element handlers for the parser. |
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| 72 | xml_set_element_handler($this->parser, 'start_element','end_element'); |
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| 73 | xml_set_character_data_handler($this->parser,'character_data'); |
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| 74 | //xml_set_default_handler($this->parser, 'default_handler'); |
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| 75 | |
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| 76 | // Parse the XML file. |
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| 77 | if(!xml_parse($this->parser,$wsdl_string,True)) |
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| 78 | { |
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| 79 | // Display an error message. |
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| 80 | $this->debug(sprintf('XML error on line %d: %s', |
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| 81 | xml_get_current_line_number($this->parser), |
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| 82 | xml_error_string(xml_get_error_code($this->parser)))); |
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| 83 | $this->fault = True; |
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| 84 | } |
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| 85 | xml_parser_free($this->parser); |
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| 86 | } |
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| 87 | } |
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| 88 | |
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| 89 | // start-element handler |
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| 90 | function start_element($parser, $name, $attrs) |
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| 91 | { |
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| 92 | // position in the total number of elements, starting from 0 |
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| 93 | $pos = $this->position++; |
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| 94 | $depth = $this->depth++; |
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| 95 | // set self as current value for this depth |
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| 96 | $this->depth_array[$depth] = $pos; |
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| 97 | |
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| 98 | // find status, register data |
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| 99 | switch($this->status) |
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| 100 | { |
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| 101 | case 'types': |
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| 102 | switch($name) |
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| 103 | { |
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| 104 | case 'schema': |
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| 105 | $this->schema = True; |
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| 106 | break; |
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| 107 | case 'complexType': |
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| 108 | $this->currentElement = $attrs['name']; |
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| 109 | $this->schemaStatus = 'complexType'; |
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| 110 | break; |
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| 111 | case 'element': |
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| 112 | $this->complexTypes[$this->currentElement]['elements'][$attrs['name']] = $attrs; |
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| 113 | break; |
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| 114 | case 'complexContent': |
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| 115 | break; |
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| 116 | case 'restriction': |
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| 117 | $this->complexTypes[$this->currentElement]['restrictionBase'] = $attrs['base']; |
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| 118 | break; |
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| 119 | case 'sequence': |
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| 120 | $this->complexTypes[$this->currentElement]['order'] = 'sequence'; |
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| 121 | break; |
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| 122 | case "all": |
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| 123 | $this->complexTypes[$this->currentElement]['order'] = 'all'; |
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| 124 | break; |
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| 125 | case 'attribute': |
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| 126 | if($attrs['ref']) |
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| 127 | { |
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| 128 | $this->complexTypes[$this->currentElement]['attrs'][$attrs['ref']] = $attrs; |
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| 129 | } |
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| 130 | elseif($attrs['name']) |
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| 131 | { |
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| 132 | $this->complexTypes[$this->currentElement]['attrs'][$attrs['name']] = $attrs; |
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| 133 | } |
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| 134 | break; |
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| 135 | } |
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| 136 | break; |
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| 137 | case 'message': |
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| 138 | if($name == 'part') |
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| 139 | { |
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| 140 | $this->messages[$this->currentMessage][$attrs['name']] = $attrs['type']; |
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| 141 | } |
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| 142 | break; |
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| 143 | case 'portType': |
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| 144 | switch($name) |
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| 145 | { |
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| 146 | case 'operation': |
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| 147 | $this->currentOperation = $attrs['name']; |
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| 148 | $this->portTypes[$this->currentPortType][$attrs['name']] = $attrs['parameterOrder']; |
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| 149 | break; |
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| 150 | default: |
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| 151 | $this->portOperations[$this->currentOperation][$name]= $attrs; |
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| 152 | break; |
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| 153 | } |
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| 154 | break; |
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| 155 | case 'binding': |
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| 156 | switch($name) |
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| 157 | { |
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| 158 | case 'soap:binding': |
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| 159 | $this->bindings[$this->currentBinding] = array_merge($this->bindings[$this->currentBinding],$attrs); |
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| 160 | break; |
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| 161 | case 'operation': |
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| 162 | $this->currentOperation = $attrs['name']; |
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| 163 | $this->bindings[$this->currentBinding]['operations'][$attrs['name']] = array(); |
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| 164 | break; |
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| 165 | case 'soap:operation': |
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| 166 | $this->bindings[$this->currentBinding]['operations'][$this->currentOperation]['soapAction'] = $attrs['soapAction']; |
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| 167 | break; |
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| 168 | case 'input': |
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| 169 | $this->opStatus = 'input'; |
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| 170 | case 'soap:body': |
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| 171 | $this->bindings[$this->currentBinding]['operations'][$this->currentOperation][$this->opStatus] = $attrs; |
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| 172 | break; |
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| 173 | case 'output': |
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| 174 | $this->opStatus = 'output'; |
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| 175 | break; |
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| 176 | } |
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| 177 | break; |
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| 178 | case 'service': |
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| 179 | switch($name) |
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| 180 | { |
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| 181 | case 'port': |
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| 182 | $this->currentPort = $attrs['name']; |
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| 183 | $this->ports[$attrs['name']] = $attrs; |
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| 184 | break; |
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| 185 | case 'soap:address': |
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| 186 | $this->ports[$this->currentPort]['location'] = $attrs['location']; |
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| 187 | break; |
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| 188 | } |
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| 189 | break; |
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| 190 | } |
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| 191 | // set status |
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| 192 | switch($name) |
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| 193 | { |
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| 194 | case 'types': |
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| 195 | $this->status = 'types'; |
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| 196 | break; |
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| 197 | case 'message': |
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| 198 | $this->status = 'message'; |
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| 199 | $this->messages[$attrs['name']] = array(); |
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| 200 | $this->currentMessage = $attrs['name']; |
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| 201 | break; |
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| 202 | case 'portType': |
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| 203 | $this->status = 'portType'; |
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| 204 | $this->portTypes[$attrs['name']] = array(); |
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| 205 | $this->currentPortType = $attrs['name']; |
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| 206 | break; |
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| 207 | case 'binding': |
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| 208 | $this->status = 'binding'; |
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| 209 | $this->currentBinding = $attrs['name']; |
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| 210 | $this->bindings[$attrs['name']]['type'] = $attrs['type']; |
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| 211 | break; |
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| 212 | case 'service': |
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| 213 | $this->status = 'service'; |
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| 214 | break; |
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| 215 | } |
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| 216 | // get element prefix |
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| 217 | if(ereg(":",$name)) |
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| 218 | { |
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| 219 | $prefix = substr($name,0,strpos($name,':')); |
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| 220 | } |
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| 221 | } |
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| 222 | |
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| 223 | function getEndpoint($portName) |
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| 224 | { |
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| 225 | if($endpoint = $this->ports[$portName]['location']) |
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| 226 | { |
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| 227 | return $endpoint; |
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| 228 | } |
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| 229 | return False; |
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| 230 | } |
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| 231 | |
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| 232 | function getPortName($operation) |
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| 233 | { |
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| 234 | @reset($this->ports); |
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| 235 | while(list($port,$portAttrs) = @each($this->ports)); |
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| 236 | /* foreach($this->ports as $port => $portAttrs) */ |
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| 237 | { |
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| 238 | $binding = substr($portAttrs['binding'],4); |
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| 239 | @reset($this->bindings[$binding]['operations']); |
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| 240 | while(list($op,$opAttrs) = @each($this->bindings[$binding]['operations'])) |
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| 241 | /* foreach($this->bindings[$binding]["operations"] as $op => $opAttrs) */ |
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| 242 | { |
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| 243 | if($op == $operation) |
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| 244 | { |
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| 245 | return $port; |
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| 246 | } |
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| 247 | } |
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| 248 | } |
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| 249 | } |
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| 250 | |
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| 251 | function getSoapAction($portName,$operation) |
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| 252 | { |
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| 253 | if($binding = substr($this->ports[$portName]['binding'],4)) |
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| 254 | { |
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| 255 | if($soapAction = $this->bindings[$binding]['operations'][$operation]['soapAction']) |
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| 256 | { |
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| 257 | return $soapAction; |
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| 258 | } |
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| 259 | return False; |
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| 260 | } |
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| 261 | return False; |
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| 262 | } |
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| 263 | |
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| 264 | function getNamespace($portName,$operation) |
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| 265 | { |
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| 266 | if($binding = substr($this->ports[$portName]['binding'],4)) |
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| 267 | { |
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| 268 | //$this->debug("looking for namespace using binding '$binding', port '$portName', operation '$operation'"); |
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| 269 | if($namespace = $this->bindings[$binding]['operations'][$operation]['input']['namespace']) |
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| 270 | { |
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| 271 | return $namespace; |
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| 272 | } |
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| 273 | return False; |
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| 274 | } |
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| 275 | return False; |
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| 276 | } |
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| 277 | |
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| 278 | // end-element handler |
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| 279 | function end_element($parser, $name) |
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| 280 | { |
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| 281 | // position of current element is equal to the last value left in depth_array for my depth |
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| 282 | $pos = $this->depth_array[$this->depth]; |
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| 283 | // bring depth down a notch |
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| 284 | $this->depth--; |
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| 285 | } |
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| 286 | |
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| 287 | // element content handler |
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| 288 | function character_data($parser, $data) |
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| 289 | { |
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| 290 | $pos = $this->depth_array[$this->depth]; |
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| 291 | $this->message[$pos]['cdata'] .= $data; |
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| 292 | } |
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| 293 | |
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| 294 | function debug($string) |
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| 295 | { |
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| 296 | if($this->debug_flag) |
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| 297 | { |
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| 298 | $this->debug_str .= "$string\n"; |
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| 299 | } |
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| 300 | } |
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| 301 | } |
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| 302 | ?> |
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