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 | $this->status = 'service'; |
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214 | break; |
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215 | } |
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216 | // get element prefix |
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217 | if(preg_match('/:/',$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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