2 // by Edd Dumbill (C) 1999-2002
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3 // <edd@usefulinc.com>
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5 // Copyright (c) 1999,2000,2002 Edd Dumbill.
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6 // All rights reserved.
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8 // Redistribution and use in source and binary forms, with or without
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9 // modification, are permitted provided that the following conditions
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12 // * Redistributions of source code must retain the above copyright
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13 // notice, this list of conditions and the following disclaimer.
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15 // * Redistributions in binary form must reproduce the above
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16 // copyright notice, this list of conditions and the following
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17 // disclaimer in the documentation and/or other materials provided
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18 // with the distribution.
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20 // * Neither the name of the "XML-RPC for PHP" nor the names of its
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21 // contributors may be used to endorse or promote products derived
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22 // from this software without specific prior written permission.
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24 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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25 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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26 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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27 // FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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28 // REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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29 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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30 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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31 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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32 // HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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33 // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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34 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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35 // OF THE POSSIBILITY OF SUCH DAMAGE.
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37 if(!function_exists('xml_parser_create'))
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39 // For PHP 4 onward, XML functionality is always compiled-in on windows:
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40 // no more need to dl-open it. It might have been compiled out on *nix...
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41 if(strtoupper(substr(PHP_OS, 0, 3) != 'WIN'))
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47 // G. Giunta 2005/01/29: declare global these variables,
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48 // so that xmlrpc.inc will work even if included from within a function
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49 // Milosch: 2005/08/07 - explicitly request these via $GLOBALS where used.
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50 $GLOBALS['xmlrpcI4']='i4';
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51 $GLOBALS['xmlrpcInt']='int';
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52 $GLOBALS['xmlrpcBoolean']='boolean';
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53 $GLOBALS['xmlrpcDouble']='double';
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54 $GLOBALS['xmlrpcString']='string';
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55 $GLOBALS['xmlrpcDateTime']='dateTime.iso8601';
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56 $GLOBALS['xmlrpcBase64']='base64';
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57 $GLOBALS['xmlrpcArray']='array';
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58 $GLOBALS['xmlrpcStruct']='struct';
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59 $GLOBALS['xmlrpcValue']='undefined';
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61 $GLOBALS['xmlrpcTypes']=array(
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62 $GLOBALS['xmlrpcI4'] => 1,
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63 $GLOBALS['xmlrpcInt'] => 1,
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64 $GLOBALS['xmlrpcBoolean'] => 1,
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65 $GLOBALS['xmlrpcString'] => 1,
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66 $GLOBALS['xmlrpcDouble'] => 1,
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67 $GLOBALS['xmlrpcDateTime'] => 1,
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68 $GLOBALS['xmlrpcBase64'] => 1,
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69 $GLOBALS['xmlrpcArray'] => 2,
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70 $GLOBALS['xmlrpcStruct'] => 3
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73 $GLOBALS['xmlrpc_valid_parents'] = array(
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74 'VALUE' => array('MEMBER', 'DATA', 'PARAM', 'FAULT'),
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75 'BOOLEAN' => array('VALUE'),
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76 'I4' => array('VALUE'),
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77 'INT' => array('VALUE'),
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78 'STRING' => array('VALUE'),
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79 'DOUBLE' => array('VALUE'),
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80 'DATETIME.ISO8601' => array('VALUE'),
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81 'BASE64' => array('VALUE'),
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82 'MEMBER' => array('STRUCT'),
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83 'NAME' => array('MEMBER'),
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84 'DATA' => array('ARRAY'),
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85 'ARRAY' => array('VALUE'),
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86 'STRUCT' => array('VALUE'),
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87 'PARAM' => array('PARAMS'),
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88 'METHODNAME' => array('METHODCALL'),
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89 'PARAMS' => array('METHODCALL', 'METHODRESPONSE'),
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90 'FAULT' => array('METHODRESPONSE'),
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91 'NIL' => array('VALUE'), // only used when extension activated
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92 'EX:NIL' => array('VALUE') // only used when extension activated
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95 // define extra types for supporting NULL (useful for json or <NIL/>)
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96 $GLOBALS['xmlrpcNull']='null';
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97 $GLOBALS['xmlrpcTypes']['null']=1;
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99 // Not in use anymore since 2.0. Shall we remove it?
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101 $GLOBALS['xmlEntities']=array(
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109 // tables used for transcoding different charsets into us-ascii xml
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111 $GLOBALS['xml_iso88591_Entities']=array();
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112 $GLOBALS['xml_iso88591_Entities']['in'] = array();
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113 $GLOBALS['xml_iso88591_Entities']['out'] = array();
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114 for ($i = 0; $i < 32; $i++)
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116 $GLOBALS['xml_iso88591_Entities']['in'][] = chr($i);
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117 $GLOBALS['xml_iso88591_Entities']['out'][] = '&#'.$i.';';
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119 for ($i = 160; $i < 256; $i++)
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121 $GLOBALS['xml_iso88591_Entities']['in'][] = chr($i);
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122 $GLOBALS['xml_iso88591_Entities']['out'][] = '&#'.$i.';';
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125 /// @todo add to iso table the characters from cp_1252 range, i.e. 128 to 159?
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126 /// These will NOT be present in true ISO-8859-1, but will save the unwary
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127 /// windows user from sending junk (though no luck when reciving them...)
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129 $GLOBALS['xml_cp1252_Entities']=array();
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130 for ($i = 128; $i < 160; $i++)
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132 $GLOBALS['xml_cp1252_Entities']['in'][] = chr($i);
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134 $GLOBALS['xml_cp1252_Entities']['out'] = array(
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135 '€', '?', '‚', 'ƒ',
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136 '„', '…', '†', '‡',
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137 'ˆ', '‰', 'Š', '‹',
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138 'Œ', '?', 'Ž', '?',
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139 '?', '‘', '’', '“',
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140 '”', '•', '–', '—',
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141 '˜', '™', 'š', '›',
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142 'œ', '?', 'ž', 'Ÿ'
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146 $GLOBALS['xmlrpcerr'] = array(
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147 'unknown_method'=>1,
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148 'invalid_return'=>2,
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149 'incorrect_params'=>3,
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150 'introspect_unknown'=>4,
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155 'invalid_request'=>15,
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157 'server_error'=>17,
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158 'multicall_error'=>18,
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159 'multicall_notstruct'=>9,
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160 'multicall_nomethod'=>10,
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161 'multicall_notstring'=>11,
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162 'multicall_recursion'=>12,
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163 'multicall_noparams'=>13,
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164 'multicall_notarray'=>14,
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166 'cannot_decompress'=>103,
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167 'decompress_fail'=>104,
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168 'dechunk_fail'=>105,
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169 'server_cannot_decompress'=>106,
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170 'server_decompress_fail'=>107
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173 $GLOBALS['xmlrpcstr'] = array(
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174 'unknown_method'=>'Unknown method',
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175 'invalid_return'=>'Invalid return payload: enable debugging to examine incoming payload',
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176 'incorrect_params'=>'Incorrect parameters passed to method',
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177 'introspect_unknown'=>"Can't introspect: method unknown",
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178 'http_error'=>"Didn't receive 200 OK from remote server.",
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179 'no_data'=>'No data received from server.',
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180 'no_ssl'=>'No SSL support compiled in.',
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181 'curl_fail'=>'CURL error',
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182 'invalid_request'=>'Invalid request payload',
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183 'no_curl'=>'No CURL support compiled in.',
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184 'server_error'=>'Internal server error',
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185 'multicall_error'=>'Received from server invalid multicall response',
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186 'multicall_notstruct'=>'system.multicall expected struct',
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187 'multicall_nomethod'=>'missing methodName',
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188 'multicall_notstring'=>'methodName is not a string',
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189 'multicall_recursion'=>'recursive system.multicall forbidden',
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190 'multicall_noparams'=>'missing params',
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191 'multicall_notarray'=>'params is not an array',
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193 'cannot_decompress'=>'Received from server compressed HTTP and cannot decompress',
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194 'decompress_fail'=>'Received from server invalid compressed HTTP',
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195 'dechunk_fail'=>'Received from server invalid chunked HTTP',
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196 'server_cannot_decompress'=>'Received from client compressed HTTP request and cannot decompress',
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197 'server_decompress_fail'=>'Received from client invalid compressed HTTP request'
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200 // The charset encoding used by the server for received messages and
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201 // by the client for received responses when received charset cannot be determined
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202 // or is not supported
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203 $GLOBALS['xmlrpc_defencoding']='UTF-8';
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205 // The encoding used internally by PHP.
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206 // String values received as xml will be converted to this, and php strings will be converted to xml
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207 // as if having been coded with this
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208 $GLOBALS['xmlrpc_internalencoding']='ISO-8859-1';
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210 $GLOBALS['xmlrpcName']='XML-RPC for PHP';
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211 $GLOBALS['xmlrpcVersion']='3.0.1';
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213 // let user errors start at 800
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214 $GLOBALS['xmlrpcerruser']=800;
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215 // let XML parse errors start at 100
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216 $GLOBALS['xmlrpcerrxml']=100;
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218 // formulate backslashes for escaping regexp
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219 // Not in use anymore since 2.0. Shall we remove it?
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221 $GLOBALS['xmlrpc_backslash']=chr(92).chr(92);
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223 // set to TRUE to enable correct decoding of <NIL/> and <EX:NIL/> values
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224 $GLOBALS['xmlrpc_null_extension']=false;
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226 // set to TRUE to enable encoding of php NULL values to <EX:NIL/> instead of <NIL/>
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227 $GLOBALS['xmlrpc_null_apache_encoding']=false;
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228 $GLOBALS['xmlrpc_null_apache_encoding_ns']='http://ws.apache.org/xmlrpc/namespaces/extensions';
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230 // used to store state during parsing
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231 // quick explanation of components:
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232 // ac - used to accumulate values
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233 // isf - used to indicate a parsing fault (2) or xmlrpcresp fault (1)
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234 // isf_reason - used for storing xmlrpcresp fault string
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235 // lv - used to indicate "looking for a value": implements
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236 // the logic to allow values with no types to be strings
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237 // params - used to store parameters in method calls
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238 // method - used to store method name
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239 // stack - array with genealogy of xml elements names:
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240 // used to validate nesting of xmlrpc elements
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241 $GLOBALS['_xh']=null;
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244 * Convert a string to the correct XML representation in a target charset
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245 * To help correct communication of non-ascii chars inside strings, regardless
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246 * of the charset used when sending requests, parsing them, sending responses
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247 * and parsing responses, an option is to convert all non-ascii chars present in the message
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248 * into their equivalent 'charset entity'. Charset entities enumerated this way
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249 * are independent of the charset encoding used to transmit them, and all XML
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250 * parsers are bound to understand them.
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251 * Note that in the std case we are not sending a charset encoding mime type
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252 * along with http headers, so we are bound by RFC 3023 to emit strict us-ascii.
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254 * @todo do a bit of basic benchmarking (strtr vs. str_replace)
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255 * @todo make usage of iconv() or recode_string() or mb_string() where available
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257 function xmlrpc_encode_entitites($data, $src_encoding='', $dest_encoding='')
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259 if ($src_encoding == '')
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261 // lame, but we know no better...
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262 $src_encoding = $GLOBALS['xmlrpc_internalencoding'];
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265 switch(strtoupper($src_encoding.'_'.$dest_encoding))
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267 case 'ISO-8859-1_':
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268 case 'ISO-8859-1_US-ASCII':
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269 $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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270 $escaped_data = str_replace($GLOBALS['xml_iso88591_Entities']['in'], $GLOBALS['xml_iso88591_Entities']['out'], $escaped_data);
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272 case 'ISO-8859-1_UTF-8':
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273 $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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274 $escaped_data = utf8_encode($escaped_data);
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276 case 'ISO-8859-1_ISO-8859-1':
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277 case 'US-ASCII_US-ASCII':
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278 case 'US-ASCII_UTF-8':
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280 case 'US-ASCII_ISO-8859-1':
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281 case 'UTF-8_UTF-8':
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282 //case 'CP1252_CP1252':
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283 $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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286 case 'UTF-8_US-ASCII':
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287 case 'UTF-8_ISO-8859-1':
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288 // NB: this will choke on invalid UTF-8, going most likely beyond EOF
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289 $escaped_data = '';
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290 // be kind to users creating string xmlrpcvals out of different php types
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291 $data = (string) $data;
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292 $ns = strlen ($data);
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293 for ($nn = 0; $nn < $ns; $nn++)
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297 //1 7 0bbbbbbb (127)
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300 /// @todo shall we replace this with a (supposedly) faster str_replace?
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303 $escaped_data .= '"';
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306 $escaped_data .= '&';
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309 $escaped_data .= ''';
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312 $escaped_data .= '<';
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315 $escaped_data .= '>';
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318 $escaped_data .= $ch;
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321 //2 11 110bbbbb 10bbbbbb (2047)
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322 else if ($ii>>5 == 6)
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325 $ii = ord($data[$nn+1]);
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327 $ii = ($b1 * 64) + $b2;
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328 $ent = sprintf ('&#%d;', $ii);
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329 $escaped_data .= $ent;
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332 //3 16 1110bbbb 10bbbbbb 10bbbbbb
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333 else if ($ii>>4 == 14)
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336 $ii = ord($data[$nn+1]);
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338 $ii = ord($data[$nn+2]);
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340 $ii = ((($b1 * 64) + $b2) * 64) + $b3;
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341 $ent = sprintf ('&#%d;', $ii);
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342 $escaped_data .= $ent;
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345 //4 21 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb
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346 else if ($ii>>3 == 30)
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349 $ii = ord($data[$nn+1]);
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351 $ii = ord($data[$nn+2]);
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353 $ii = ord($data[$nn+3]);
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355 $ii = ((((($b1 * 64) + $b2) * 64) + $b3) * 64) + $b4;
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356 $ent = sprintf ('&#%d;', $ii);
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357 $escaped_data .= $ent;
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364 case 'CP1252_US-ASCII':
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365 $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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366 $escaped_data = str_replace($GLOBALS['xml_iso88591_Entities']['in'], $GLOBALS['xml_iso88591_Entities']['out'], $escaped_data);
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367 $escaped_data = str_replace($GLOBALS['xml_cp1252_Entities']['in'], $GLOBALS['xml_cp1252_Entities']['out'], $escaped_data);
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369 case 'CP1252_UTF-8':
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370 $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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371 /// @todo we could use real UTF8 chars here instead of xml entities... (note that utf_8 encode all allone will NOT convert them)
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372 $escaped_data = str_replace($GLOBALS['xml_cp1252_Entities']['in'], $GLOBALS['xml_cp1252_Entities']['out'], $escaped_data);
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373 $escaped_data = utf8_encode($escaped_data);
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375 case 'CP1252_ISO-8859-1':
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376 $escaped_data = str_replace(array('&', '"', "'", '<', '>'), array('&', '"', ''', '<', '>'), $data);
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377 // we might as well replave all funky chars with a '?' here, but we are kind and leave it to the receiving application layer to decide what to do with these weird entities...
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378 $escaped_data = str_replace($GLOBALS['xml_cp1252_Entities']['in'], $GLOBALS['xml_cp1252_Entities']['out'], $escaped_data);
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382 $escaped_data = '';
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383 error_log("Converting from $src_encoding to $dest_encoding: not supported...");
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385 return $escaped_data;
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388 /// xml parser handler function for opening element tags
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389 function xmlrpc_se($parser, $name, $attrs, $accept_single_vals=false)
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391 // if invalid xmlrpc already detected, skip all processing
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392 if ($GLOBALS['_xh']['isf'] < 2)
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394 // check for correct element nesting
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395 // top level element can only be of 2 types
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396 /// @todo optimization creep: save this check into a bool variable, instead of using count() every time:
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397 /// there is only a single top level element in xml anyway
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398 if (count($GLOBALS['_xh']['stack']) == 0)
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400 if ($name != 'METHODRESPONSE' && $name != 'METHODCALL' && (
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401 $name != 'VALUE' && !$accept_single_vals))
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403 $GLOBALS['_xh']['isf'] = 2;
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404 $GLOBALS['_xh']['isf_reason'] = 'missing top level xmlrpc element';
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409 $GLOBALS['_xh']['rt'] = strtolower($name);
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410 $GLOBALS['_xh']['rt'] = strtolower($name);
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415 // not top level element: see if parent is OK
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416 $parent = end($GLOBALS['_xh']['stack']);
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417 if (!array_key_exists($name, $GLOBALS['xmlrpc_valid_parents']) || !in_array($parent, $GLOBALS['xmlrpc_valid_parents'][$name]))
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419 $GLOBALS['_xh']['isf'] = 2;
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420 $GLOBALS['_xh']['isf_reason'] = "xmlrpc element $name cannot be child of $parent";
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427 // optimize for speed switch cases: most common cases first
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429 /// @todo we could check for 2 VALUE elements inside a MEMBER or PARAM element
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430 $GLOBALS['_xh']['vt']='value'; // indicator: no value found yet
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431 $GLOBALS['_xh']['ac']='';
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432 $GLOBALS['_xh']['lv']=1;
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433 $GLOBALS['_xh']['php_class']=null;
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440 case 'DATETIME.ISO8601':
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442 if ($GLOBALS['_xh']['vt']!='value')
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444 //two data elements inside a value: an error occurred!
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445 $GLOBALS['_xh']['isf'] = 2;
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446 $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value";
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449 $GLOBALS['_xh']['ac']=''; // reset the accumulator
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453 if ($GLOBALS['_xh']['vt']!='value')
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455 //two data elements inside a value: an error occurred!
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456 $GLOBALS['_xh']['isf'] = 2;
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457 $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value";
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460 // create an empty array to hold child values, and push it onto appropriate stack
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461 $cur_val = array();
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462 $cur_val['values'] = array();
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463 $cur_val['type'] = $name;
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464 // check for out-of-band information to rebuild php objs
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465 // and in case it is found, save it
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466 if (@isset($attrs['PHP_CLASS']))
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468 $cur_val['php_class'] = $attrs['PHP_CLASS'];
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470 $GLOBALS['_xh']['valuestack'][] = $cur_val;
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471 $GLOBALS['_xh']['vt']='data'; // be prepared for a data element next
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474 if ($GLOBALS['_xh']['vt']!='data')
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476 //two data elements inside a value: an error occurred!
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477 $GLOBALS['_xh']['isf'] = 2;
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478 $GLOBALS['_xh']['isf_reason'] = "found two data elements inside an array element";
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482 case 'METHODRESPONSE':
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484 // valid elements that add little to processing
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488 /// @todo we could check for 2 NAME elements inside a MEMBER element
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489 $GLOBALS['_xh']['ac']='';
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492 $GLOBALS['_xh']['isf']=1;
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495 $GLOBALS['_xh']['valuestack'][count($GLOBALS['_xh']['valuestack'])-1]['name']=''; // set member name to null, in case we do not find in the xml later on
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496 //$GLOBALS['_xh']['ac']='';
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497 // Drop trough intentionally
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499 // clear value type, so we can check later if no value has been passed for this param/member
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500 $GLOBALS['_xh']['vt']=null;
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504 if ($GLOBALS['xmlrpc_null_extension'])
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506 if ($GLOBALS['_xh']['vt']!='value')
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508 //two data elements inside a value: an error occurred!
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509 $GLOBALS['_xh']['isf'] = 2;
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510 $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value";
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513 $GLOBALS['_xh']['ac']=''; // reset the accumulator
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516 // we do not support the <NIL/> extension, so
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517 // drop through intentionally
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519 /// INVALID ELEMENT: RAISE ISF so that it is later recognized!!!
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520 $GLOBALS['_xh']['isf'] = 2;
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521 $GLOBALS['_xh']['isf_reason'] = "found not-xmlrpc xml element $name";
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525 // Save current element name to stack, to validate nesting
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526 $GLOBALS['_xh']['stack'][] = $name;
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528 /// @todo optimization creep: move this inside the big switch() above
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531 $GLOBALS['_xh']['lv']=0;
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536 /// Used in decoding xml chunks that might represent single xmlrpc values
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537 function xmlrpc_se_any($parser, $name, $attrs)
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539 xmlrpc_se($parser, $name, $attrs, true);
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542 /// xml parser handler function for close element tags
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543 function xmlrpc_ee($parser, $name, $rebuild_xmlrpcvals = true)
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545 if ($GLOBALS['_xh']['isf'] < 2)
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547 // push this element name from stack
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548 // NB: if XML validates, correct opening/closing is guaranteed and
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549 // we do not have to check for $name == $curr_elem.
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550 // we also checked for proper nesting at start of elements...
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551 $curr_elem = array_pop($GLOBALS['_xh']['stack']);
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556 // This if() detects if no scalar was inside <VALUE></VALUE>
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557 if ($GLOBALS['_xh']['vt']=='value')
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559 $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
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560 $GLOBALS['_xh']['vt']=$GLOBALS['xmlrpcString'];
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563 if ($rebuild_xmlrpcvals)
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565 // build the xmlrpc val out of the data received, and substitute it
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566 $temp = new xmlrpcval($GLOBALS['_xh']['value'], $GLOBALS['_xh']['vt']);
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567 // in case we got info about underlying php class, save it
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568 // in the object we're rebuilding
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569 if (isset($GLOBALS['_xh']['php_class']))
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570 $temp->_php_class = $GLOBALS['_xh']['php_class'];
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571 // check if we are inside an array or struct:
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572 // if value just built is inside an array, let's move it into array on the stack
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573 $vscount = count($GLOBALS['_xh']['valuestack']);
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574 if ($vscount && $GLOBALS['_xh']['valuestack'][$vscount-1]['type']=='ARRAY')
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576 $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][] = $temp;
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580 $GLOBALS['_xh']['value'] = $temp;
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585 /// @todo this needs to treat correctly php-serialized objects,
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586 /// since std deserializing is done by php_xmlrpc_decode,
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587 /// which we will not be calling...
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588 if (isset($GLOBALS['_xh']['php_class']))
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592 // check if we are inside an array or struct:
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593 // if value just built is inside an array, let's move it into array on the stack
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594 $vscount = count($GLOBALS['_xh']['valuestack']);
\r
595 if ($vscount && $GLOBALS['_xh']['valuestack'][$vscount-1]['type']=='ARRAY')
\r
597 $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][] = $GLOBALS['_xh']['value'];
\r
606 case 'DATETIME.ISO8601':
\r
608 $GLOBALS['_xh']['vt']=strtolower($name);
\r
609 /// @todo: optimization creep - remove the if/elseif cycle below
\r
610 /// since the case() in which we are already did that
\r
611 if ($name=='STRING')
\r
613 $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
\r
615 elseif ($name=='DATETIME.ISO8601')
\r
617 if (!preg_match('/^[0-9]{8}T[0-9]{2}:[0-9]{2}:[0-9]{2}$/', $GLOBALS['_xh']['ac']))
\r
619 error_log('XML-RPC: invalid value received in DATETIME: '.$GLOBALS['_xh']['ac']);
\r
621 $GLOBALS['_xh']['vt']=$GLOBALS['xmlrpcDateTime'];
\r
622 $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
\r
624 elseif ($name=='BASE64')
\r
626 /// @todo check for failure of base64 decoding / catch warnings
\r
627 $GLOBALS['_xh']['value']=base64_decode($GLOBALS['_xh']['ac']);
\r
629 elseif ($name=='BOOLEAN')
\r
631 // special case here: we translate boolean 1 or 0 into PHP
\r
632 // constants true or false.
\r
633 // Strings 'true' and 'false' are accepted, even though the
\r
634 // spec never mentions them (see eg. Blogger api docs)
\r
635 // NB: this simple checks helps a lot sanitizing input, ie no
\r
636 // security problems around here
\r
637 if ($GLOBALS['_xh']['ac']=='1' || strcasecmp($GLOBALS['_xh']['ac'], 'true') == 0)
\r
639 $GLOBALS['_xh']['value']=true;
\r
643 // log if receiveing something strange, even though we set the value to false anyway
\r
644 if ($GLOBALS['_xh']['ac']!='0' && strcasecmp($GLOBALS['_xh']['ac'], 'false') != 0)
\r
645 error_log('XML-RPC: invalid value received in BOOLEAN: '.$GLOBALS['_xh']['ac']);
\r
646 $GLOBALS['_xh']['value']=false;
\r
649 elseif ($name=='DOUBLE')
\r
651 // we have a DOUBLE
\r
652 // we must check that only 0123456789-.<space> are characters here
\r
653 // NOTE: regexp could be much stricter than this...
\r
654 if (!preg_match('/^[+-eE0123456789 \t.]+$/', $GLOBALS['_xh']['ac']))
\r
656 /// @todo: find a better way of throwing an error than this!
\r
657 error_log('XML-RPC: non numeric value received in DOUBLE: '.$GLOBALS['_xh']['ac']);
\r
658 $GLOBALS['_xh']['value']='ERROR_NON_NUMERIC_FOUND';
\r
662 // it's ok, add it on
\r
663 $GLOBALS['_xh']['value']=(double)$GLOBALS['_xh']['ac'];
\r
668 // we have an I4/INT
\r
669 // we must check that only 0123456789-<space> are characters here
\r
670 if (!preg_match('/^[+-]?[0123456789 \t]+$/', $GLOBALS['_xh']['ac']))
\r
672 /// @todo find a better way of throwing an error than this!
\r
673 error_log('XML-RPC: non numeric value received in INT: '.$GLOBALS['_xh']['ac']);
\r
674 $GLOBALS['_xh']['value']='ERROR_NON_NUMERIC_FOUND';
\r
678 // it's ok, add it on
\r
679 $GLOBALS['_xh']['value']=(int)$GLOBALS['_xh']['ac'];
\r
682 //$GLOBALS['_xh']['ac']=''; // is this necessary?
\r
683 $GLOBALS['_xh']['lv']=3; // indicate we've found a value
\r
686 $GLOBALS['_xh']['valuestack'][count($GLOBALS['_xh']['valuestack'])-1]['name'] = $GLOBALS['_xh']['ac'];
\r
689 //$GLOBALS['_xh']['ac']=''; // is this necessary?
\r
690 // add to array in the stack the last element built,
\r
691 // unless no VALUE was found
\r
692 if ($GLOBALS['_xh']['vt'])
\r
694 $vscount = count($GLOBALS['_xh']['valuestack']);
\r
695 $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][$GLOBALS['_xh']['valuestack'][$vscount-1]['name']] = $GLOBALS['_xh']['value'];
\r
697 error_log('XML-RPC: missing VALUE inside STRUCT in received xml');
\r
700 //$GLOBALS['_xh']['ac']=''; // is this necessary?
\r
701 $GLOBALS['_xh']['vt']=null; // reset this to check for 2 data elements in a row - even if they're empty
\r
705 // fetch out of stack array of values, and promote it to current value
\r
706 $curr_val = array_pop($GLOBALS['_xh']['valuestack']);
\r
707 $GLOBALS['_xh']['value'] = $curr_val['values'];
\r
708 $GLOBALS['_xh']['vt']=strtolower($name);
\r
709 if (isset($curr_val['php_class']))
\r
711 $GLOBALS['_xh']['php_class'] = $curr_val['php_class'];
\r
715 // add to array of params the current value,
\r
716 // unless no VALUE was found
\r
717 if ($GLOBALS['_xh']['vt'])
\r
719 $GLOBALS['_xh']['params'][]=$GLOBALS['_xh']['value'];
\r
720 $GLOBALS['_xh']['pt'][]=$GLOBALS['_xh']['vt'];
\r
723 error_log('XML-RPC: missing VALUE inside PARAM in received xml');
\r
726 $GLOBALS['_xh']['method']=preg_replace('/^[\n\r\t ]+/', '', $GLOBALS['_xh']['ac']);
\r
730 if ($GLOBALS['xmlrpc_null_extension'])
\r
732 $GLOBALS['_xh']['vt']='null';
\r
733 $GLOBALS['_xh']['value']=null;
\r
734 $GLOBALS['_xh']['lv']=3;
\r
737 // drop through intentionally if nil extension not enabled
\r
741 case 'METHORESPONSE':
\r
744 // End of INVALID ELEMENT!
\r
745 // shall we add an assert here for unreachable code???
\r
751 /// Used in decoding xmlrpc requests/responses without rebuilding xmlrpc values
\r
752 function xmlrpc_ee_fast($parser, $name)
\r
754 xmlrpc_ee($parser, $name, false);
\r
757 /// xml parser handler function for character data
\r
758 function xmlrpc_cd($parser, $data)
\r
760 // skip processing if xml fault already detected
\r
761 if ($GLOBALS['_xh']['isf'] < 2)
\r
763 // "lookforvalue==3" means that we've found an entire value
\r
764 // and should discard any further character data
\r
765 if($GLOBALS['_xh']['lv']!=3)
\r
767 // G. Giunta 2006-08-23: useless change of 'lv' from 1 to 2
\r
768 //if($GLOBALS['_xh']['lv']==1)
\r
770 // if we've found text and we're just in a <value> then
\r
771 // say we've found a value
\r
772 //$GLOBALS['_xh']['lv']=2;
\r
774 // we always initialize the accumulator before starting parsing, anyway...
\r
775 //if(!@isset($GLOBALS['_xh']['ac']))
\r
777 // $GLOBALS['_xh']['ac'] = '';
\r
779 $GLOBALS['_xh']['ac'].=$data;
\r
784 /// xml parser handler function for 'other stuff', ie. not char data or
\r
785 /// element start/end tag. In fact it only gets called on unknown entities...
\r
786 function xmlrpc_dh($parser, $data)
\r
788 // skip processing if xml fault already detected
\r
789 if ($GLOBALS['_xh']['isf'] < 2)
\r
791 if(substr($data, 0, 1) == '&' && substr($data, -1, 1) == ';')
\r
793 // G. Giunta 2006-08-25: useless change of 'lv' from 1 to 2
\r
794 //if($GLOBALS['_xh']['lv']==1)
\r
796 // $GLOBALS['_xh']['lv']=2;
\r
798 $GLOBALS['_xh']['ac'].=$data;
\r
804 class xmlrpc_client
\r
809 var $method='http';
\r
822 var $verifypeer=true;
\r
824 var $no_multicall=false;
\r
827 var $proxy_user='';
\r
828 var $proxy_pass='';
\r
829 var $proxy_authtype=1;
\r
830 var $cookies=array();
\r
831 var $extracurlopts=array();
\r
834 * List of http compression methods accepted by the client for responses.
\r
835 * NB: PHP supports deflate, gzip compressions out of the box if compiled w. zlib
\r
837 * NNB: you can set it to any non-empty array for HTTP11 and HTTPS, since
\r
838 * in those cases it will be up to CURL to decide the compression methods
\r
839 * it supports. You might check for the presence of 'zlib' in the output of
\r
840 * curl_version() to determine wheter compression is supported or not
\r
842 var $accepted_compression = array();
\r
844 * Name of compression scheme to be used for sending requests.
\r
845 * Either null, gzip or deflate
\r
847 var $request_compression = '';
\r
849 * CURL handle: used for keep-alive connections (PHP 4.3.8 up, see:
\r
850 * http://curl.haxx.se/docs/faq.html#7.3)
\r
852 var $xmlrpc_curl_handle = null;
\r
853 /// Whether to use persistent connections for http 1.1 and https
\r
854 var $keepalive = false;
\r
855 /// Charset encodings that can be decoded without problems by the client
\r
856 var $accepted_charset_encodings = array();
\r
857 /// Charset encoding to be used in serializing request. NULL = use ASCII
\r
858 var $request_charset_encoding = '';
\r
860 * Decides the content of xmlrpcresp objects returned by calls to send()
\r
861 * valid strings are 'xmlrpcvals', 'phpvals' or 'xml'
\r
863 var $return_type = 'xmlrpcvals';
\r
865 * Sent to servers in http headers
\r
870 * @param string $path either the complete server URL or the PATH part of the xmlrc server URL, e.g. /xmlrpc/server.php
\r
871 * @param string $server the server name / ip address
\r
872 * @param integer $port the port the server is listening on, defaults to 80 or 443 depending on protocol used
\r
873 * @param string $method the http protocol variant: defaults to 'http', 'https' and 'http11' can be used if CURL is installed
\r
875 function __construct($path, $server='', $port='', $method='')
\r
877 // allow user to specify all params in $path
\r
878 if($server == '' and $port == '' and $method == '')
\r
880 $parts = parse_url($path);
\r
881 $server = $parts['host'];
\r
882 $path = isset($parts['path']) ? $parts['path'] : '';
\r
883 if(isset($parts['query']))
\r
885 $path .= '?'.$parts['query'];
\r
887 if(isset($parts['fragment']))
\r
889 $path .= '#'.$parts['fragment'];
\r
891 if(isset($parts['port']))
\r
893 $port = $parts['port'];
\r
895 if(isset($parts['scheme']))
\r
897 $method = $parts['scheme'];
\r
899 if(isset($parts['user']))
\r
901 $this->username = $parts['user'];
\r
903 if(isset($parts['pass']))
\r
905 $this->password = $parts['pass'];
\r
908 if($path == '' || $path[0] != '/')
\r
910 $this->path='/'.$path;
\r
916 $this->server=$server;
\r
923 $this->method=$method;
\r
926 // if ZLIB is enabled, let the client by default accept compressed responses
\r
927 if(function_exists('gzinflate') || (
\r
928 function_exists('curl_init') && (($info = curl_version()) &&
\r
929 ((is_string($info) && strpos($info, 'zlib') !== null) || isset($info['libz_version'])))
\r
932 $this->accepted_compression = array('gzip', 'deflate');
\r
935 // keepalives: enabled by default
\r
936 $this->keepalive = true;
\r
938 // by default the xml parser can support these 3 charset encodings
\r
939 $this->accepted_charset_encodings = array('UTF-8', 'ISO-8859-1', 'US-ASCII');
\r
941 // initialize user_agent string
\r
942 $this->user_agent = $GLOBALS['xmlrpcName'] . ' ' . $GLOBALS['xmlrpcVersion'];
\r
948 function xmlrpc_client($path, $server='', $port='', $method='')
\r
950 self::__construct($path, $server, $port, $method);
\r
954 * Enables/disables the echoing to screen of the xmlrpc responses received
\r
955 * @param integer $in values 0, 1 and 2 are supported (2 = echo sent msg too, before received response)
\r
958 function setDebug($in)
\r
964 * Add some http BASIC AUTH credentials, used by the client to authenticate
\r
965 * @param string $u username
\r
966 * @param string $p password
\r
967 * @param integer $t auth type. See curl_setopt man page for supported auth types. Defaults to CURLAUTH_BASIC (basic auth)
\r
970 function setCredentials($u, $p, $t=1)
\r
972 $this->username=$u;
\r
973 $this->password=$p;
\r
974 $this->authtype=$t;
\r
978 * Add a client-side https certificate
\r
979 * @param string $cert
\r
980 * @param string $certpass
\r
983 function setCertificate($cert, $certpass)
\r
985 $this->cert = $cert;
\r
986 $this->certpass = $certpass;
\r
990 * Add a CA certificate to verify server with (see man page about
\r
991 * CURLOPT_CAINFO for more details)
\r
992 * @param string $cacert certificate file name (or dir holding certificates)
\r
993 * @param bool $is_dir set to true to indicate cacert is a dir. defaults to false
\r
996 function setCaCertificate($cacert, $is_dir=false)
\r
1000 $this->cacertdir = $cacert;
\r
1004 $this->cacert = $cacert;
\r
1009 * Set attributes for SSL communication: private SSL key
\r
1010 * NB: does not work in older php/curl installs
\r
1011 * Thanks to Daniel Convissor
\r
1012 * @param string $key The name of a file containing a private SSL key
\r
1013 * @param string $keypass The secret password needed to use the private SSL key
\r
1016 function setKey($key, $keypass)
\r
1018 $this->key = $key;
\r
1019 $this->keypass = $keypass;
\r
1023 * Set attributes for SSL communication: verify server certificate
\r
1024 * @param bool $i enable/disable verification of peer certificate
\r
1027 function setSSLVerifyPeer($i)
\r
1029 $this->verifypeer = $i;
\r
1033 * Set attributes for SSL communication: verify match of server cert w. hostname
\r
1037 function setSSLVerifyHost($i)
\r
1039 $this->verifyhost = $i;
\r
1044 * @param string $proxyhost
\r
1045 * @param string $proxyport Defaults to 8080 for HTTP and 443 for HTTPS
\r
1046 * @param string $proxyusername Leave blank if proxy has public access
\r
1047 * @param string $proxypassword Leave blank if proxy has public access
\r
1048 * @param int $proxyauthtype set to constant CURLAUTH_NTLM to use NTLM auth with proxy
\r
1051 function setProxy($proxyhost, $proxyport, $proxyusername = '', $proxypassword = '', $proxyauthtype = 1)
\r
1053 $this->proxy = $proxyhost;
\r
1054 $this->proxyport = $proxyport;
\r
1055 $this->proxy_user = $proxyusername;
\r
1056 $this->proxy_pass = $proxypassword;
\r
1057 $this->proxy_authtype = $proxyauthtype;
\r
1061 * Enables/disables reception of compressed xmlrpc responses.
\r
1062 * Note that enabling reception of compressed responses merely adds some standard
\r
1063 * http headers to xmlrpc requests. It is up to the xmlrpc server to return
\r
1064 * compressed responses when receiving such requests.
\r
1065 * @param string $compmethod either 'gzip', 'deflate', 'any' or ''
\r
1068 function setAcceptedCompression($compmethod)
\r
1070 if ($compmethod == 'any')
\r
1071 $this->accepted_compression = array('gzip', 'deflate');
\r
1073 if ($compmethod == false )
\r
1074 $this->accepted_compression = array();
\r
1076 $this->accepted_compression = array($compmethod);
\r
1080 * Enables/disables http compression of xmlrpc request.
\r
1081 * Take care when sending compressed requests: servers might not support them
\r
1082 * (and automatic fallback to uncompressed requests is not yet implemented)
\r
1083 * @param string $compmethod either 'gzip', 'deflate' or ''
\r
1086 function setRequestCompression($compmethod)
\r
1088 $this->request_compression = $compmethod;
\r
1092 * Adds a cookie to list of cookies that will be sent to server.
\r
1093 * NB: setting any param but name and value will turn the cookie into a 'version 1' cookie:
\r
1094 * do not do it unless you know what you are doing
\r
1095 * @param string $name
\r
1096 * @param string $value
\r
1097 * @param string $path
\r
1098 * @param string $domain
\r
1099 * @param int $port
\r
1102 * @todo check correctness of urlencoding cookie value (copied from php way of doing it...)
\r
1104 function setCookie($name, $value='', $path='', $domain='', $port=null)
\r
1106 $this->cookies[$name]['value'] = urlencode($value);
\r
1107 if ($path || $domain || $port)
\r
1109 $this->cookies[$name]['path'] = $path;
\r
1110 $this->cookies[$name]['domain'] = $domain;
\r
1111 $this->cookies[$name]['port'] = $port;
\r
1112 $this->cookies[$name]['version'] = 1;
\r
1116 $this->cookies[$name]['version'] = 0;
\r
1121 * Directly set cURL options, for extra flexibility
\r
1122 * It allows eg. to bind client to a specific IP interface / address
\r
1123 * @param array $options
\r
1125 function SetCurlOptions( $options )
\r
1127 $this->extracurlopts = $options;
\r
1131 * Set user-agent string that will be used by this client instance
\r
1132 * in http headers sent to the server
\r
1134 function SetUserAgent( $agentstring )
\r
1136 $this->user_agent = $agentstring;
\r
1140 * Send an xmlrpc request
\r
1141 * @param mixed $msg The message object, or an array of messages for using multicall, or the complete xml representation of a request
\r
1142 * @param integer $timeout Connection timeout, in seconds, If unspecified, a platform specific timeout will apply
\r
1143 * @param string $method if left unspecified, the http protocol chosen during creation of the object will be used
\r
1144 * @return xmlrpcresp
\r
1147 function& send($msg, $timeout=0, $method='')
\r
1149 // if user deos not specify http protocol, use native method of this client
\r
1150 // (i.e. method set during call to constructor)
\r
1153 $method = $this->method;
\r
1156 if(is_array($msg))
\r
1158 // $msg is an array of xmlrpcmsg's
\r
1159 $r = $this->multicall($msg, $timeout, $method);
\r
1162 elseif(is_string($msg))
\r
1164 $n = new xmlrpcmsg('');
\r
1165 $n->payload = $msg;
\r
1169 // where msg is an xmlrpcmsg
\r
1170 $msg->debug=$this->debug;
\r
1172 if($method == 'https')
\r
1174 $r =& $this->sendPayloadHTTPS(
\r
1188 $this->proxy_user,
\r
1189 $this->proxy_pass,
\r
1190 $this->proxy_authtype,
\r
1196 elseif($method == 'http11')
\r
1198 $r =& $this->sendPayloadCURL(
\r
1212 $this->proxy_user,
\r
1213 $this->proxy_pass,
\r
1214 $this->proxy_authtype,
\r
1221 $r =& $this->sendPayloadHTTP10(
\r
1231 $this->proxy_user,
\r
1232 $this->proxy_pass,
\r
1233 $this->proxy_authtype
\r
1243 function &sendPayloadHTTP10($msg, $server, $port, $timeout=0,
\r
1244 $username='', $password='', $authtype=1, $proxyhost='',
\r
1245 $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1)
\r
1252 // Only create the payload if it was not created previously
\r
1253 if(empty($msg->payload))
\r
1255 $msg->createPayload($this->request_charset_encoding);
\r
1258 $payload = $msg->payload;
\r
1259 // Deflate request body and set appropriate request headers
\r
1260 if(function_exists('gzdeflate') && ($this->request_compression == 'gzip' || $this->request_compression == 'deflate'))
\r
1262 if($this->request_compression == 'gzip')
\r
1264 $a = @gzencode($payload);
\r
1268 $encoding_hdr = "Content-Encoding: gzip\r\n";
\r
1273 $a = @gzcompress($payload);
\r
1277 $encoding_hdr = "Content-Encoding: deflate\r\n";
\r
1283 $encoding_hdr = '';
\r
1286 // thanks to Grant Rauscher <grant7@firstworld.net> for this
\r
1290 $credentials='Authorization: Basic ' . base64_encode($username . ':' . $password) . "\r\n";
\r
1291 if ($authtype != 1)
\r
1293 error_log('XML-RPC: '.__METHOD__.': warning. Only Basic auth is supported with HTTP 1.0');
\r
1297 $accepted_encoding = '';
\r
1298 if(is_array($this->accepted_compression) && count($this->accepted_compression))
\r
1300 $accepted_encoding = 'Accept-Encoding: ' . implode(', ', $this->accepted_compression) . "\r\n";
\r
1303 $proxy_credentials = '';
\r
1306 if($proxyport == 0)
\r
1308 $proxyport = 8080;
\r
1310 $connectserver = $proxyhost;
\r
1311 $connectport = $proxyport;
\r
1312 $uri = 'http://'.$server.':'.$port.$this->path;
\r
1313 if($proxyusername != '')
\r
1315 if ($proxyauthtype != 1)
\r
1317 error_log('XML-RPC: '.__METHOD__.': warning. Only Basic auth to proxy is supported with HTTP 1.0');
\r
1319 $proxy_credentials = 'Proxy-Authorization: Basic ' . base64_encode($proxyusername.':'.$proxypassword) . "\r\n";
\r
1324 $connectserver = $server;
\r
1325 $connectport = $port;
\r
1326 $uri = $this->path;
\r
1329 // Cookie generation, as per rfc2965 (version 1 cookies) or
\r
1330 // netscape's rules (version 0 cookies)
\r
1332 if (count($this->cookies))
\r
1335 foreach ($this->cookies as $name => $cookie)
\r
1337 if ($cookie['version'])
\r
1339 $version = ' $Version="' . $cookie['version'] . '";';
\r
1340 $cookieheader .= ' ' . $name . '="' . $cookie['value'] . '";';
\r
1341 if ($cookie['path'])
\r
1342 $cookieheader .= ' $Path="' . $cookie['path'] . '";';
\r
1343 if ($cookie['domain'])
\r
1344 $cookieheader .= ' $Domain="' . $cookie['domain'] . '";';
\r
1345 if ($cookie['port'])
\r
1346 $cookieheader .= ' $Port="' . $cookie['port'] . '";';
\r
1350 $cookieheader .= ' ' . $name . '=' . $cookie['value'] . ";";
\r
1353 $cookieheader = 'Cookie:' . $version . substr($cookieheader, 0, -1) . "\r\n";
\r
1356 // omit port if 80
\r
1357 $port = ($port == 80) ? '' : (':' . $port);
\r
1359 $op= 'POST ' . $uri. " HTTP/1.0\r\n" .
\r
1360 'User-Agent: ' . $this->user_agent . "\r\n" .
\r
1361 'Host: '. $server . $port . "\r\n" .
\r
1363 $proxy_credentials .
\r
1364 $accepted_encoding .
\r
1366 'Accept-Charset: ' . implode(',', $this->accepted_charset_encodings) . "\r\n" .
\r
1368 'Content-Type: ' . $msg->content_type . "\r\nContent-Length: " .
\r
1369 strlen($payload) . "\r\n\r\n" .
\r
1372 if($this->debug > 1)
\r
1374 print "<PRE>\n---SENDING---\n" . htmlentities($op) . "\n---END---\n</PRE>";
\r
1375 // let the client see this now in case http times out...
\r
1381 $fp=@fsockopen($connectserver, $connectport, $this->errno, $this->errstr, $timeout);
\r
1385 $fp=@fsockopen($connectserver, $connectport, $this->errno, $this->errstr);
\r
1389 if($timeout>0 && function_exists('stream_set_timeout'))
\r
1391 stream_set_timeout($fp, $timeout);
\r
1396 $this->errstr='Connect error: '.$this->errstr;
\r
1397 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $this->errstr . ' (' . $this->errno . ')');
\r
1401 if(!fputs($fp, $op, strlen($op)))
\r
1404 $this->errstr='Write error';
\r
1405 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $this->errstr);
\r
1410 // reset errno and errstr on successful socket connection
\r
1411 $this->errstr = '';
\r
1413 // G. Giunta 2005/10/24: close socket before parsing.
\r
1414 // should yield slightly better execution times, and make easier recursive calls (e.g. to follow http redirects)
\r
1418 // shall we check for $data === FALSE?
\r
1419 // as per the manual, it signals an error
\r
1420 $ipd.=fread($fp, 32768);
\r
1421 } while(!feof($fp));
\r
1423 $r =& $msg->parseResponse($ipd, false, $this->return_type);
\r
1431 function &sendPayloadHTTPS($msg, $server, $port, $timeout=0, $username='',
\r
1432 $password='', $authtype=1, $cert='',$certpass='', $cacert='', $cacertdir='',
\r
1433 $proxyhost='', $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1,
\r
1434 $keepalive=false, $key='', $keypass='')
\r
1436 $r =& $this->sendPayloadCURL($msg, $server, $port, $timeout, $username,
\r
1437 $password, $authtype, $cert, $certpass, $cacert, $cacertdir, $proxyhost, $proxyport,
\r
1438 $proxyusername, $proxypassword, $proxyauthtype, 'https', $keepalive, $key, $keypass);
\r
1443 * Contributed by Justin Miller <justin@voxel.net>
\r
1444 * Requires curl to be built into PHP
\r
1445 * NB: CURL versions before 7.11.10 cannot use proxy to talk to https servers!
\r
1448 function &sendPayloadCURL($msg, $server, $port, $timeout=0, $username='',
\r
1449 $password='', $authtype=1, $cert='', $certpass='', $cacert='', $cacertdir='',
\r
1450 $proxyhost='', $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1, $method='https',
\r
1451 $keepalive=false, $key='', $keypass='')
\r
1453 if(!function_exists('curl_init'))
\r
1455 $this->errstr='CURL unavailable on this install';
\r
1456 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_curl'], $GLOBALS['xmlrpcstr']['no_curl']);
\r
1459 if($method == 'https')
\r
1461 if(($info = curl_version()) &&
\r
1462 ((is_string($info) && strpos($info, 'OpenSSL') === null) || (is_array($info) && !isset($info['ssl_version']))))
\r
1464 $this->errstr='SSL unavailable on this install';
\r
1465 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_ssl'], $GLOBALS['xmlrpcstr']['no_ssl']);
\r
1472 if($method == 'http')
\r
1482 // Only create the payload if it was not created previously
\r
1483 if(empty($msg->payload))
\r
1485 $msg->createPayload($this->request_charset_encoding);
\r
1488 // Deflate request body and set appropriate request headers
\r
1489 $payload = $msg->payload;
\r
1490 if(function_exists('gzdeflate') && ($this->request_compression == 'gzip' || $this->request_compression == 'deflate'))
\r
1492 if($this->request_compression == 'gzip')
\r
1494 $a = @gzencode($payload);
\r
1498 $encoding_hdr = 'Content-Encoding: gzip';
\r
1503 $a = @gzcompress($payload);
\r
1507 $encoding_hdr = 'Content-Encoding: deflate';
\r
1513 $encoding_hdr = '';
\r
1516 if($this->debug > 1)
\r
1518 print "<PRE>\n---SENDING---\n" . htmlentities($payload) . "\n---END---\n</PRE>";
\r
1519 // let the client see this now in case http times out...
\r
1523 if(!$keepalive || !$this->xmlrpc_curl_handle)
\r
1525 $curl = curl_init($method . '://' . $server . ':' . $port . $this->path);
\r
1528 $this->xmlrpc_curl_handle = $curl;
\r
1533 $curl = $this->xmlrpc_curl_handle;
\r
1536 // results into variable
\r
1537 curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
\r
1541 curl_setopt($curl, CURLOPT_VERBOSE, 1);
\r
1543 curl_setopt($curl, CURLOPT_USERAGENT, $this->user_agent);
\r
1544 // required for XMLRPC: post the data
\r
1545 curl_setopt($curl, CURLOPT_POST, 1);
\r
1547 curl_setopt($curl, CURLOPT_POSTFIELDS, $payload);
\r
1549 // return the header too
\r
1550 curl_setopt($curl, CURLOPT_HEADER, 1);
\r
1552 // NB: if we set an empty string, CURL will add http header indicating
\r
1553 // ALL methods it is supporting. This is possibly a better option than
\r
1554 // letting the user tell what curl can / cannot do...
\r
1555 if(is_array($this->accepted_compression) && count($this->accepted_compression))
\r
1557 //curl_setopt($curl, CURLOPT_ENCODING, implode(',', $this->accepted_compression));
\r
1558 // empty string means 'any supported by CURL' (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
\r
1559 if (count($this->accepted_compression) == 1)
\r
1561 curl_setopt($curl, CURLOPT_ENCODING, $this->accepted_compression[0]);
\r
1564 curl_setopt($curl, CURLOPT_ENCODING, '');
\r
1567 $headers = array('Content-Type: ' . $msg->content_type , 'Accept-Charset: ' . implode(',', $this->accepted_charset_encodings));
\r
1568 // if no keepalive is wanted, let the server know it in advance
\r
1571 $headers[] = 'Connection: close';
\r
1573 // request compression header
\r
1576 $headers[] = $encoding_hdr;
\r
1579 curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
\r
1580 // timeout is borked
\r
1583 curl_setopt($curl, CURLOPT_TIMEOUT, $timeout == 1 ? 1 : $timeout - 1);
\r
1586 if($username && $password)
\r
1588 curl_setopt($curl, CURLOPT_USERPWD, $username.':'.$password);
\r
1589 if (defined('CURLOPT_HTTPAUTH'))
\r
1591 curl_setopt($curl, CURLOPT_HTTPAUTH, $authtype);
\r
1593 else if ($authtype != 1)
\r
1595 error_log('XML-RPC: '.__METHOD__.': warning. Only Basic auth is supported by the current PHP/curl install');
\r
1599 if($method == 'https')
\r
1604 curl_setopt($curl, CURLOPT_SSLCERT, $cert);
\r
1606 // set cert password
\r
1609 curl_setopt($curl, CURLOPT_SSLCERTPASSWD, $certpass);
\r
1611 // whether to verify remote host's cert
\r
1612 curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, $this->verifypeer);
\r
1613 // set ca certificates file/dir
\r
1616 curl_setopt($curl, CURLOPT_CAINFO, $cacert);
\r
1620 curl_setopt($curl, CURLOPT_CAPATH, $cacertdir);
\r
1622 // set key file (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
\r
1625 curl_setopt($curl, CURLOPT_SSLKEY, $key);
\r
1627 // set key password (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
\r
1630 curl_setopt($curl, CURLOPT_SSLKEYPASSWD, $keypass);
\r
1633 // Upgrade transparently to more stringent check for versions of php which do not support otherwise.
\r
1634 // Doing it in constructor would be cleaner; doing it here saves us a couple of function calls
\r
1635 if($this->verifyhost == 1 && $info = curl_version() && version_compare($info['version'], '7.28.1') >= 0)
\r
1637 $this->verifyhost = 2;
\r
1639 // whether to verify cert's common name (CN); 0 for no, 1 to verify that it exists, and 2 to verify that it matches the hostname used
\r
1640 curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, $this->verifyhost);
\r
1646 if($proxyport == 0)
\r
1648 $proxyport = 8080; // NB: even for HTTPS, local connection is on port 8080
\r
1650 curl_setopt($curl, CURLOPT_PROXY, $proxyhost.':'.$proxyport);
\r
1651 //curl_setopt($curl, CURLOPT_PROXYPORT,$proxyport);
\r
1652 if($proxyusername)
\r
1654 curl_setopt($curl, CURLOPT_PROXYUSERPWD, $proxyusername.':'.$proxypassword);
\r
1655 if (defined('CURLOPT_PROXYAUTH'))
\r
1657 curl_setopt($curl, CURLOPT_PROXYAUTH, $proxyauthtype);
\r
1659 else if ($proxyauthtype != 1)
\r
1661 error_log('XML-RPC: '.__METHOD__.': warning. Only Basic auth to proxy is supported by the current PHP/curl install');
\r
1666 // NB: should we build cookie http headers by hand rather than let CURL do it?
\r
1667 // the following code does not honour 'expires', 'path' and 'domain' cookie attributes
\r
1668 // set to client obj the the user...
\r
1669 if (count($this->cookies))
\r
1671 $cookieheader = '';
\r
1672 foreach ($this->cookies as $name => $cookie)
\r
1674 $cookieheader .= $name . '=' . $cookie['value'] . '; ';
\r
1676 curl_setopt($curl, CURLOPT_COOKIE, substr($cookieheader, 0, -2));
\r
1679 foreach ($this->extracurlopts as $opt => $val)
\r
1681 curl_setopt($curl, $opt, $val);
\r
1684 $result = curl_exec($curl);
\r
1686 if ($this->debug > 1)
\r
1688 print "<PRE>\n---CURL INFO---\n";
\r
1689 foreach(curl_getinfo($curl) as $name => $val)
\r
1691 if (is_array($val))
\r
1693 $val = implode("\n", $val);
\r
1695 print $name . ': ' . htmlentities($val) . "\n";
\r
1698 print "---END---\n</PRE>";
\r
1701 if(!$result) /// @todo we should use a better check here - what if we get back '' or '0'?
\r
1703 $this->errstr='no response';
\r
1704 $resp=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['curl_fail'], $GLOBALS['xmlrpcstr']['curl_fail']. ': '. curl_error($curl));
\r
1705 curl_close($curl);
\r
1708 $this->xmlrpc_curl_handle = null;
\r
1715 curl_close($curl);
\r
1717 $resp =& $msg->parseResponse($result, true, $this->return_type);
\r
1718 // if we got back a 302, we can not reuse the curl handle for later calls
\r
1719 if($resp->faultCode() == $GLOBALS['xmlrpcerr']['http_error'] && $keepalive)
\r
1721 curl_close($curl);
\r
1722 $this->xmlrpc_curl_handle = null;
\r
1729 * Send an array of request messages and return an array of responses.
\r
1730 * Unless $this->no_multicall has been set to true, it will try first
\r
1731 * to use one single xmlrpc call to server method system.multicall, and
\r
1732 * revert to sending many successive calls in case of failure.
\r
1733 * This failure is also stored in $this->no_multicall for subsequent calls.
\r
1734 * Unfortunately, there is no server error code universally used to denote
\r
1735 * the fact that multicall is unsupported, so there is no way to reliably
\r
1736 * distinguish between that and a temporary failure.
\r
1737 * If you are sure that server supports multicall and do not want to
\r
1738 * fallback to using many single calls, set the fourth parameter to FALSE.
\r
1740 * NB: trying to shoehorn extra functionality into existing syntax has resulted
\r
1741 * in pretty much convoluted code...
\r
1743 * @param array $msgs an array of xmlrpcmsg objects
\r
1744 * @param integer $timeout connection timeout (in seconds)
\r
1745 * @param string $method the http protocol variant to be used
\r
1746 * @param boolean fallback When true, upon receiving an error during multicall, multiple single calls will be attempted
\r
1750 function multicall($msgs, $timeout=0, $method='', $fallback=true)
\r
1752 if ($method == '')
\r
1754 $method = $this->method;
\r
1756 if(!$this->no_multicall)
\r
1758 $results = $this->_try_multicall($msgs, $timeout, $method);
\r
1759 if(is_array($results))
\r
1761 // System.multicall succeeded
\r
1766 // either system.multicall is unsupported by server,
\r
1767 // or call failed for some other reason.
\r
1770 // Don't try it next time...
\r
1771 $this->no_multicall = true;
\r
1775 if (is_a($results, 'xmlrpcresp'))
\r
1777 $result = $results;
\r
1781 $result = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['multicall_error'], $GLOBALS['xmlrpcstr']['multicall_error']);
\r
1788 // override fallback, in case careless user tries to do two
\r
1789 // opposite things at the same time
\r
1793 $results = array();
\r
1796 // system.multicall is (probably) unsupported by server:
\r
1797 // emulate multicall via multiple requests
\r
1798 foreach($msgs as $msg)
\r
1800 $results[] =& $this->send($msg, $timeout, $method);
\r
1805 // user does NOT want to fallback on many single calls:
\r
1806 // since we should always return an array of responses,
\r
1807 // return an array with the same error repeated n times
\r
1808 foreach($msgs as $msg)
\r
1810 $results[] = $result;
\r
1817 * Attempt to boxcar $msgs via system.multicall.
\r
1818 * Returns either an array of xmlrpcreponses, an xmlrpc error response
\r
1819 * or false (when received response does not respect valid multicall syntax)
\r
1822 function _try_multicall($msgs, $timeout, $method)
\r
1824 // Construct multicall message
\r
1826 foreach($msgs as $msg)
\r
1828 $call['methodName'] = new xmlrpcval($msg->method(),'string');
\r
1829 $numParams = $msg->getNumParams();
\r
1830 $params = array();
\r
1831 for($i = 0; $i < $numParams; $i++)
\r
1833 $params[$i] = $msg->getParam($i);
\r
1835 $call['params'] = new xmlrpcval($params, 'array');
\r
1836 $calls[] = new xmlrpcval($call, 'struct');
\r
1838 $multicall = new xmlrpcmsg('system.multicall');
\r
1839 $multicall->addParam(new xmlrpcval($calls, 'array'));
\r
1841 // Attempt RPC call
\r
1842 $result =& $this->send($multicall, $timeout, $method);
\r
1844 if($result->faultCode() != 0)
\r
1846 // call to system.multicall failed
\r
1850 // Unpack responses.
\r
1851 $rets = $result->value();
\r
1853 if ($this->return_type == 'xml')
\r
1857 else if ($this->return_type == 'phpvals')
\r
1859 ///@todo test this code branch...
\r
1860 $rets = $result->value();
\r
1861 if(!is_array($rets))
\r
1863 return false; // bad return type from system.multicall
\r
1865 $numRets = count($rets);
\r
1866 if($numRets != count($msgs))
\r
1868 return false; // wrong number of return values.
\r
1871 $response = array();
\r
1872 for($i = 0; $i < $numRets; $i++)
\r
1875 if (!is_array($val)) {
\r
1878 switch(count($val))
\r
1881 if(!isset($val[0]))
\r
1883 return false; // Bad value
\r
1885 // Normal return value
\r
1886 $response[$i] = new xmlrpcresp($val[0], 0, '', 'phpvals');
\r
1889 /// @todo remove usage of @: it is apparently quite slow
\r
1890 $code = @$val['faultCode'];
\r
1891 if(!is_int($code))
\r
1895 $str = @$val['faultString'];
\r
1896 if(!is_string($str))
\r
1900 $response[$i] = new xmlrpcresp(0, $code, $str);
\r
1908 else // return type == 'xmlrpcvals'
\r
1910 $rets = $result->value();
\r
1911 if($rets->kindOf() != 'array')
\r
1913 return false; // bad return type from system.multicall
\r
1915 $numRets = $rets->arraysize();
\r
1916 if($numRets != count($msgs))
\r
1918 return false; // wrong number of return values.
\r
1921 $response = array();
\r
1922 for($i = 0; $i < $numRets; $i++)
\r
1924 $val = $rets->arraymem($i);
\r
1925 switch($val->kindOf())
\r
1928 if($val->arraysize() != 1)
\r
1930 return false; // Bad value
\r
1932 // Normal return value
\r
1933 $response[$i] = new xmlrpcresp($val->arraymem(0));
\r
1936 $code = $val->structmem('faultCode');
\r
1937 if($code->kindOf() != 'scalar' || $code->scalartyp() != 'int')
\r
1941 $str = $val->structmem('faultString');
\r
1942 if($str->kindOf() != 'scalar' || $str->scalartyp() != 'string')
\r
1946 $response[$i] = new xmlrpcresp(0, $code->scalarval(), $str->scalarval());
\r
1955 } // end class xmlrpc_client
\r
1964 var $hdrs = array();
\r
1965 var $_cookies = array();
\r
1966 var $content_type = 'text/xml';
\r
1967 var $raw_data = '';
\r
1970 * @param mixed $val either an xmlrpcval obj, a php value or the xml serialization of an xmlrpcval (a string)
\r
1971 * @param integer $fcode set it to anything but 0 to create an error response
\r
1972 * @param string $fstr the error string, in case of an error response
\r
1973 * @param string $valtyp either 'xmlrpcvals', 'phpvals' or 'xml'
\r
1975 * @todo add check that $val / $fcode / $fstr is of correct type???
\r
1976 * NB: as of now we do not do it, since it might be either an xmlrpcval or a plain
\r
1977 * php val, or a complete xml chunk, depending on usage of xmlrpc_client::send() inside which creator is called...
\r
1979 function __construct($val, $fcode = 0, $fstr = '', $valtyp='')
\r
1984 $this->errno = $fcode;
\r
1985 $this->errstr = $fstr;
\r
1986 //$this->errstr = htmlspecialchars($fstr); // XXX: encoding probably shouldn't be done here; fix later.
\r
1990 // successful response
\r
1991 $this->val = $val;
\r
1992 if ($valtyp == '')
\r
1994 // user did not declare type of response value: try to guess it
\r
1995 if (is_object($this->val) && is_a($this->val, 'xmlrpcval'))
\r
1997 $this->valtyp = 'xmlrpcvals';
\r
1999 else if (is_string($this->val))
\r
2001 $this->valtyp = 'xml';
\r
2006 $this->valtyp = 'phpvals';
\r
2011 // user declares type of resp value: believe him
\r
2012 $this->valtyp = $valtyp;
\r
2020 function xmlrpcresp($val, $fcode = 0, $fstr = '', $valtyp='')
\r
2022 self::__construct($val, $fcode, $fstr, $valtyp);
\r
2026 * Returns the error code of the response.
\r
2027 * @return integer the error code of this response (0 for not-error responses)
\r
2030 function faultCode()
\r
2032 return $this->errno;
\r
2036 * Returns the error code of the response.
\r
2037 * @return string the error string of this response ('' for not-error responses)
\r
2040 function faultString()
\r
2042 return $this->errstr;
\r
2046 * Returns the value received by the server.
\r
2047 * @return mixed the xmlrpcval object returned by the server. Might be an xml string or php value if the response has been created by specially configured xmlrpc_client objects
\r
2052 return $this->val;
\r
2056 * Returns an array with the cookies received from the server.
\r
2057 * Array has the form: $cookiename => array ('value' => $val, $attr1 => $val1, $attr2 = $val2, ...)
\r
2058 * with attributes being e.g. 'expires', 'path', domain'.
\r
2059 * NB: cookies sent as 'expired' by the server (i.e. with an expiry date in the past)
\r
2060 * are still present in the array. It is up to the user-defined code to decide
\r
2061 * how to use the received cookies, and whether they have to be sent back with the next
\r
2062 * request to the server (using xmlrpc_client::setCookie) or not
\r
2063 * @return array array of cookies received from the server
\r
2066 function cookies()
\r
2068 return $this->_cookies;
\r
2072 * Returns xml representation of the response. XML prologue not included
\r
2073 * @param string $charset_encoding the charset to be used for serialization. if null, US-ASCII is assumed
\r
2074 * @return string the xml representation of the response
\r
2077 function serialize($charset_encoding='')
\r
2079 if ($charset_encoding != '')
\r
2080 $this->content_type = 'text/xml; charset=' . $charset_encoding;
\r
2082 $this->content_type = 'text/xml';
\r
2083 if ($GLOBALS['xmlrpc_null_apache_encoding'])
\r
2085 $result = "<methodResponse xmlns:ex=\"".$GLOBALS['xmlrpc_null_apache_encoding_ns']."\">\n";
\r
2089 $result = "<methodResponse>\n";
\r
2093 // G. Giunta 2005/2/13: let non-ASCII response messages be tolerated by clients
\r
2094 // by xml-encoding non ascii chars
\r
2095 $result .= "<fault>\n" .
\r
2096 "<value>\n<struct><member><name>faultCode</name>\n<value><int>" . $this->errno .
\r
2097 "</int></value>\n</member>\n<member>\n<name>faultString</name>\n<value><string>" .
\r
2098 xmlrpc_encode_entitites($this->errstr, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding) . "</string></value>\n</member>\n" .
\r
2099 "</struct>\n</value>\n</fault>";
\r
2103 if(!is_object($this->val) || !is_a($this->val, 'xmlrpcval'))
\r
2105 if (is_string($this->val) && $this->valtyp == 'xml')
\r
2107 $result .= "<params>\n<param>\n" .
\r
2109 "</param>\n</params>";
\r
2113 /// @todo try to build something serializable?
\r
2114 die('cannot serialize xmlrpcresp objects whose content is native php values');
\r
2119 $result .= "<params>\n<param>\n" .
\r
2120 $this->val->serialize($charset_encoding) .
\r
2121 "</param>\n</params>";
\r
2124 $result .= "\n</methodResponse>";
\r
2125 $this->payload = $result;
\r
2134 var $params=array();
\r
2136 var $content_type = 'text/xml';
\r
2139 * @param string $meth the name of the method to invoke
\r
2140 * @param array $pars array of parameters to be passed to the method (xmlrpcval objects)
\r
2142 function __construct($meth, $pars=0)
\r
2144 $this->methodname=$meth;
\r
2145 if(is_array($pars) && count($pars)>0)
\r
2147 for($i=0; $i<count($pars); $i++)
\r
2149 $this->addParam($pars[$i]);
\r
2157 function xmlrpcmsg($meth, $pars=0)
\r
2159 self::__construct($meth, $pars);
\r
2165 function xml_header($charset_encoding='')
\r
2167 if ($charset_encoding != '')
\r
2169 return "<?xml version=\"1.0\" encoding=\"$charset_encoding\" ?" . ">\n<methodCall>\n";
\r
2173 return "<?xml version=\"1.0\"?" . ">\n<methodCall>\n";
\r
2180 function xml_footer()
\r
2182 return '</methodCall>';
\r
2196 function createPayload($charset_encoding='')
\r
2198 if ($charset_encoding != '')
\r
2199 $this->content_type = 'text/xml; charset=' . $charset_encoding;
\r
2201 $this->content_type = 'text/xml';
\r
2202 $this->payload=$this->xml_header($charset_encoding);
\r
2203 $this->payload.='<methodName>' . xmlrpc_encode_entitites($this->methodname, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding) . "</methodName>\n";
\r
2204 $this->payload.="<params>\n";
\r
2205 for($i=0; $i<count($this->params); $i++)
\r
2207 $p=$this->params[$i];
\r
2208 $this->payload.="<param>\n" . $p->serialize($charset_encoding) .
\r
2211 $this->payload.="</params>\n";
\r
2212 $this->payload.=$this->xml_footer();
\r
2216 * Gets/sets the xmlrpc method to be invoked
\r
2217 * @param string $meth the method to be set (leave empty not to set it)
\r
2218 * @return string the method that will be invoked
\r
2221 function method($meth='')
\r
2225 $this->methodname=$meth;
\r
2227 return $this->methodname;
\r
2231 * Returns xml representation of the message. XML prologue included
\r
2232 * @param string $charset_encoding
\r
2233 * @return string the xml representation of the message, xml prologue included
\r
2236 function serialize($charset_encoding='')
\r
2238 $this->createPayload($charset_encoding);
\r
2239 return $this->payload;
\r
2243 * Add a parameter to the list of parameters to be used upon method invocation
\r
2244 * @param xmlrpcval $par
\r
2245 * @return boolean false on failure
\r
2248 function addParam($par)
\r
2250 // add check: do not add to self params which are not xmlrpcvals
\r
2251 if(is_object($par) && is_a($par, 'xmlrpcval'))
\r
2253 $this->params[]=$par;
\r
2263 * Returns the nth parameter in the message. The index zero-based.
\r
2264 * @param integer $i the index of the parameter to fetch (zero based)
\r
2265 * @return xmlrpcval the i-th parameter
\r
2268 function getParam($i) { return $this->params[$i]; }
\r
2271 * Returns the number of parameters in the messge.
\r
2272 * @return integer the number of parameters currently set
\r
2275 function getNumParams() { return count($this->params); }
\r
2278 * Given an open file handle, read all data available and parse it as axmlrpc response.
\r
2279 * NB: the file handle is not closed by this function.
\r
2280 * NNB: might have trouble in rare cases to work on network streams, as we
\r
2281 * check for a read of 0 bytes instead of feof($fp).
\r
2282 * But since checking for feof(null) returns false, we would risk an
\r
2283 * infinite loop in that case, because we cannot trust the caller
\r
2284 * to give us a valid pointer to an open file...
\r
2286 * @param resource $fp stream pointer
\r
2287 * @return xmlrpcresp
\r
2288 * @todo add 2nd & 3rd param to be passed to ParseResponse() ???
\r
2290 function &parseResponseFile($fp)
\r
2293 while($data=fread($fp, 32768))
\r
2298 $r =& $this->parseResponse($ipd);
\r
2303 * Parses HTTP headers and separates them from data.
\r
2306 function &parseResponseHeaders(&$data, $headers_processed=false)
\r
2308 // Support "web-proxy-tunelling" connections for https through proxies
\r
2309 if(preg_match('/^HTTP\/1\.[0-1] 200 Connection established/', $data))
\r
2311 // Look for CR/LF or simple LF as line separator,
\r
2312 // (even though it is not valid http)
\r
2313 $pos = strpos($data,"\r\n\r\n");
\r
2314 if($pos || is_int($pos))
\r
2320 $pos = strpos($data,"\n\n");
\r
2321 if($pos || is_int($pos))
\r
2327 // No separation between response headers and body: fault?
\r
2333 // this filters out all http headers from proxy.
\r
2334 // maybe we could take them into account, too?
\r
2335 $data = substr($data, $bd);
\r
2339 error_log('XML-RPC: '.__METHOD__.': HTTPS via proxy error, tunnel connection possibly failed');
\r
2340 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $GLOBALS['xmlrpcstr']['http_error']. ' (HTTPS via proxy error, tunnel connection possibly failed)');
\r
2345 // Strip HTTP 1.1 100 Continue header if present
\r
2346 while(preg_match('/^HTTP\/1\.1 1[0-9]{2} /', $data))
\r
2348 $pos = strpos($data, 'HTTP', 12);
\r
2349 // server sent a Continue header without any (valid) content following...
\r
2350 // give the client a chance to know it
\r
2351 if(!$pos && !is_int($pos)) // works fine in php 3, 4 and 5
\r
2355 $data = substr($data, $pos);
\r
2357 if(!preg_match('/^HTTP\/[0-9.]+ 200 /', $data))
\r
2359 $errstr= substr($data, 0, strpos($data, "\n")-1);
\r
2360 error_log('XML-RPC: '.__METHOD__.': HTTP error, got response: ' .$errstr);
\r
2361 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $GLOBALS['xmlrpcstr']['http_error']. ' (' . $errstr . ')');
\r
2365 $GLOBALS['_xh']['headers'] = array();
\r
2366 $GLOBALS['_xh']['cookies'] = array();
\r
2368 // be tolerant to usage of \n instead of \r\n to separate headers and data
\r
2369 // (even though it is not valid http)
\r
2370 $pos = strpos($data,"\r\n\r\n");
\r
2371 if($pos || is_int($pos))
\r
2377 $pos = strpos($data,"\n\n");
\r
2378 if($pos || is_int($pos))
\r
2384 // No separation between response headers and body: fault?
\r
2385 // we could take some action here instead of going on...
\r
2389 // be tolerant to line endings, and extra empty lines
\r
2390 $ar = preg_split("/\r?\n/", trim(substr($data, 0, $pos)));
\r
2391 while(list(,$line) = @each($ar))
\r
2393 // take care of multi-line headers and cookies
\r
2394 $arr = explode(':',$line,2);
\r
2395 if(count($arr) > 1)
\r
2397 $header_name = strtolower(trim($arr[0]));
\r
2398 /// @todo some other headers (the ones that allow a CSV list of values)
\r
2399 /// do allow many values to be passed using multiple header lines.
\r
2400 /// We should add content to $GLOBALS['_xh']['headers'][$header_name]
\r
2401 /// instead of replacing it for those...
\r
2402 if ($header_name == 'set-cookie' || $header_name == 'set-cookie2')
\r
2404 if ($header_name == 'set-cookie2')
\r
2406 // version 2 cookies:
\r
2407 // there could be many cookies on one line, comma separated
\r
2408 $cookies = explode(',', $arr[1]);
\r
2412 $cookies = array($arr[1]);
\r
2414 foreach ($cookies as $cookie)
\r
2416 // glue together all received cookies, using a comma to separate them
\r
2417 // (same as php does with getallheaders())
\r
2418 if (isset($GLOBALS['_xh']['headers'][$header_name]))
\r
2419 $GLOBALS['_xh']['headers'][$header_name] .= ', ' . trim($cookie);
\r
2421 $GLOBALS['_xh']['headers'][$header_name] = trim($cookie);
\r
2422 // parse cookie attributes, in case user wants to correctly honour them
\r
2423 // feature creep: only allow rfc-compliant cookie attributes?
\r
2424 // @todo support for server sending multiple time cookie with same name, but using different PATHs
\r
2425 $cookie = explode(';', $cookie);
\r
2426 foreach ($cookie as $pos => $val)
\r
2428 $val = explode('=', $val, 2);
\r
2429 $tag = trim($val[0]);
\r
2430 $val = trim(@$val[1]);
\r
2431 /// @todo with version 1 cookies, we should strip leading and trailing " chars
\r
2434 $cookiename = $tag;
\r
2435 $GLOBALS['_xh']['cookies'][$tag] = array();
\r
2436 $GLOBALS['_xh']['cookies'][$cookiename]['value'] = urldecode($val);
\r
2440 if ($tag != 'value')
\r
2442 $GLOBALS['_xh']['cookies'][$cookiename][$tag] = $val;
\r
2450 $GLOBALS['_xh']['headers'][$header_name] = trim($arr[1]);
\r
2453 elseif(isset($header_name))
\r
2455 /// @todo version1 cookies might span multiple lines, thus breaking the parsing above
\r
2456 $GLOBALS['_xh']['headers'][$header_name] .= ' ' . trim($line);
\r
2460 $data = substr($data, $bd);
\r
2462 if($this->debug && count($GLOBALS['_xh']['headers']))
\r
2465 foreach($GLOBALS['_xh']['headers'] as $header => $value)
\r
2467 print htmlentities("HEADER: $header: $value\n");
\r
2469 foreach($GLOBALS['_xh']['cookies'] as $header => $value)
\r
2471 print htmlentities("COOKIE: $header={$value['value']}\n");
\r
2476 // if CURL was used for the call, http headers have been processed,
\r
2477 // and dechunking + reinflating have been carried out
\r
2478 if(!$headers_processed)
\r
2480 // Decode chunked encoding sent by http 1.1 servers
\r
2481 if(isset($GLOBALS['_xh']['headers']['transfer-encoding']) && $GLOBALS['_xh']['headers']['transfer-encoding'] == 'chunked')
\r
2483 if(!$data = decode_chunked($data))
\r
2485 error_log('XML-RPC: '.__METHOD__.': errors occurred when trying to rebuild the chunked data received from server');
\r
2486 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['dechunk_fail'], $GLOBALS['xmlrpcstr']['dechunk_fail']);
\r
2491 // Decode gzip-compressed stuff
\r
2492 // code shamelessly inspired from nusoap library by Dietrich Ayala
\r
2493 if(isset($GLOBALS['_xh']['headers']['content-encoding']))
\r
2495 $GLOBALS['_xh']['headers']['content-encoding'] = str_replace('x-', '', $GLOBALS['_xh']['headers']['content-encoding']);
\r
2496 if($GLOBALS['_xh']['headers']['content-encoding'] == 'deflate' || $GLOBALS['_xh']['headers']['content-encoding'] == 'gzip')
\r
2498 // if decoding works, use it. else assume data wasn't gzencoded
\r
2499 if(function_exists('gzinflate'))
\r
2501 if($GLOBALS['_xh']['headers']['content-encoding'] == 'deflate' && $degzdata = @gzuncompress($data))
\r
2503 $data = $degzdata;
\r
2505 print "<PRE>---INFLATED RESPONSE---[".strlen($data)." chars]---\n" . htmlentities($data) . "\n---END---</PRE>";
\r
2507 elseif($GLOBALS['_xh']['headers']['content-encoding'] == 'gzip' && $degzdata = @gzinflate(substr($data, 10)))
\r
2509 $data = $degzdata;
\r
2511 print "<PRE>---INFLATED RESPONSE---[".strlen($data)." chars]---\n" . htmlentities($data) . "\n---END---</PRE>";
\r
2515 error_log('XML-RPC: '.__METHOD__.': errors occurred when trying to decode the deflated data received from server');
\r
2516 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['decompress_fail'], $GLOBALS['xmlrpcstr']['decompress_fail']);
\r
2522 error_log('XML-RPC: '.__METHOD__.': the server sent deflated data. Your php install must have the Zlib extension compiled in to support this.');
\r
2523 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['cannot_decompress'], $GLOBALS['xmlrpcstr']['cannot_decompress']);
\r
2528 } // end of 'if needed, de-chunk, re-inflate response'
\r
2530 // real stupid hack to avoid PHP complaining about returning NULL by ref
\r
2537 * Parse the xmlrpc response contained in the string $data and return an xmlrpcresp object.
\r
2538 * @param string $data the xmlrpc response, eventually including http headers
\r
2539 * @param bool $headers_processed when true prevents parsing HTTP headers for interpretation of content-encoding and consequent decoding
\r
2540 * @param string $return_type decides return type, i.e. content of response->value(). Either 'xmlrpcvals', 'xml' or 'phpvals'
\r
2541 * @return xmlrpcresp
\r
2544 function &parseResponse($data='', $headers_processed=false, $return_type='xmlrpcvals')
\r
2548 //by maHo, replaced htmlspecialchars with htmlentities
\r
2549 print "<PRE>---GOT---\n" . htmlentities($data) . "\n---END---\n</PRE>";
\r
2554 error_log('XML-RPC: '.__METHOD__.': no response received from server.');
\r
2555 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_data'], $GLOBALS['xmlrpcstr']['no_data']);
\r
2559 $GLOBALS['_xh']=array();
\r
2561 $raw_data = $data;
\r
2562 // parse the HTTP headers of the response, if present, and separate them from data
\r
2563 if(substr($data, 0, 4) == 'HTTP')
\r
2565 $r =& $this->parseResponseHeaders($data, $headers_processed);
\r
2568 // failed processing of HTTP response headers
\r
2569 // save into response obj the full payload received, for debugging
\r
2570 $r->raw_data = $data;
\r
2576 $GLOBALS['_xh']['headers'] = array();
\r
2577 $GLOBALS['_xh']['cookies'] = array();
\r
2582 $start = strpos($data, '<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
\r
2585 $start += strlen('<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
\r
2586 $end = strpos($data, '-->', $start);
\r
2587 $comments = substr($data, $start, $end-$start);
\r
2588 print "<PRE>---SERVER DEBUG INFO (DECODED) ---\n\t".htmlentities(str_replace("\n", "\n\t", base64_decode($comments)))."\n---END---\n</PRE>";
\r
2592 // be tolerant of extra whitespace in response body
\r
2593 $data = trim($data);
\r
2595 /// @todo return an error msg if $data=='' ?
\r
2597 // be tolerant of junk after methodResponse (e.g. javascript ads automatically inserted by free hosts)
\r
2598 // idea from Luca Mariano <luca.mariano@email.it> originally in PEARified version of the lib
\r
2599 $pos = strrpos($data, '</methodResponse>');
\r
2600 if($pos !== false)
\r
2602 $data = substr($data, 0, $pos+17);
\r
2605 // if user wants back raw xml, give it to him
\r
2606 if ($return_type == 'xml')
\r
2608 $r = new xmlrpcresp($data, 0, '', 'xml');
\r
2609 $r->hdrs = $GLOBALS['_xh']['headers'];
\r
2610 $r->_cookies = $GLOBALS['_xh']['cookies'];
\r
2611 $r->raw_data = $raw_data;
\r
2615 // try to 'guestimate' the character encoding of the received response
\r
2616 $resp_encoding = guess_encoding(@$GLOBALS['_xh']['headers']['content-type'], $data);
\r
2618 $GLOBALS['_xh']['ac']='';
\r
2619 //$GLOBALS['_xh']['qt']=''; //unused...
\r
2620 $GLOBALS['_xh']['stack'] = array();
\r
2621 $GLOBALS['_xh']['valuestack'] = array();
\r
2622 $GLOBALS['_xh']['isf']=0; // 0 = OK, 1 for xmlrpc fault responses, 2 = invalid xmlrpc
\r
2623 $GLOBALS['_xh']['isf_reason']='';
\r
2624 $GLOBALS['_xh']['rt']=''; // 'methodcall or 'methodresponse'
\r
2626 // Since parsing will fail if charset is not specified in the xml prologue,
\r
2627 // the encoding is not UTF8 and there are non-ascii chars in the text, we try to work round that...
\r
2628 // The following code might be better for mb_string enabled installs, but
\r
2629 // makes the lib about 200% slower...
\r
2630 //if (!is_valid_charset($resp_encoding, array('UTF-8')))
\r
2631 if (!in_array($resp_encoding, array('UTF-8', 'US-ASCII')) && !has_encoding($data)) {
\r
2632 if ($resp_encoding == 'ISO-8859-1') {
\r
2633 $data = utf8_encode($data);
\r
2635 if (extension_loaded('mbstring')) {
\r
2636 $data = mb_convert_encoding($data, 'UTF-8', $resp_encoding);
\r
2638 error_log('XML-RPC: ' . __METHOD__ . ': invalid charset encoding of received request: ' . $resp_encoding);
\r
2643 $parser = xml_parser_create();
\r
2644 xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);
\r
2645 // G. Giunta 2005/02/13: PHP internally uses ISO-8859-1, so we have to tell
\r
2646 // the xml parser to give us back data in the expected charset.
\r
2647 // What if internal encoding is not in one of the 3 allowed?
\r
2648 // we use the broadest one, ie. utf8
\r
2649 // This allows to send data which is native in various charset,
\r
2650 // by extending xmlrpc_encode_entitites() and setting xmlrpc_internalencoding
\r
2651 if (!in_array($GLOBALS['xmlrpc_internalencoding'], array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
\r
2653 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8');
\r
2657 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, $GLOBALS['xmlrpc_internalencoding']);
\r
2660 if ($return_type == 'phpvals')
\r
2662 xml_set_element_handler($parser, 'xmlrpc_se', 'xmlrpc_ee_fast');
\r
2666 xml_set_element_handler($parser, 'xmlrpc_se', 'xmlrpc_ee');
\r
2669 xml_set_character_data_handler($parser, 'xmlrpc_cd');
\r
2670 xml_set_default_handler($parser, 'xmlrpc_dh');
\r
2672 // first error check: xml not well formed
\r
2673 if(!xml_parse($parser, $data, count($data)))
\r
2675 // thanks to Peter Kocks <peter.kocks@baygate.com>
\r
2676 if((xml_get_current_line_number($parser)) == 1)
\r
2678 $errstr = 'XML error at line 1, check URL';
\r
2682 $errstr = sprintf('XML error: %s at line %d, column %d',
\r
2683 xml_error_string(xml_get_error_code($parser)),
\r
2684 xml_get_current_line_number($parser), xml_get_current_column_number($parser));
\r
2686 error_log($errstr);
\r
2687 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'], $GLOBALS['xmlrpcstr']['invalid_return'].' ('.$errstr.')');
\r
2688 xml_parser_free($parser);
\r
2693 $r->hdrs = $GLOBALS['_xh']['headers'];
\r
2694 $r->_cookies = $GLOBALS['_xh']['cookies'];
\r
2695 $r->raw_data = $raw_data;
\r
2698 xml_parser_free($parser);
\r
2699 // second error check: xml well formed but not xml-rpc compliant
\r
2700 if ($GLOBALS['_xh']['isf'] > 1)
\r
2704 /// @todo echo something for user?
\r
2707 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'],
\r
2708 $GLOBALS['xmlrpcstr']['invalid_return'] . ' ' . $GLOBALS['_xh']['isf_reason']);
\r
2710 // third error check: parsing of the response has somehow gone boink.
\r
2711 // NB: shall we omit this check, since we trust the parsing code?
\r
2712 elseif ($return_type == 'xmlrpcvals' && !is_object($GLOBALS['_xh']['value']))
\r
2714 // something odd has happened
\r
2715 // and it's time to generate a client side error
\r
2716 // indicating something odd went on
\r
2717 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'],
\r
2718 $GLOBALS['xmlrpcstr']['invalid_return']);
\r
2724 print "<PRE>---PARSED---\n";
\r
2725 // somehow htmlentities chokes on var_export, and some full html string...
\r
2726 //print htmlentitites(var_export($GLOBALS['_xh']['value'], true));
\r
2727 print htmlspecialchars(var_export($GLOBALS['_xh']['value'], true));
\r
2728 print "\n---END---</PRE>";
\r
2731 // note that using =& will raise an error if $GLOBALS['_xh']['st'] does not generate an object.
\r
2732 $v =& $GLOBALS['_xh']['value'];
\r
2734 if($GLOBALS['_xh']['isf'])
\r
2736 /// @todo we should test here if server sent an int and a string,
\r
2737 /// and/or coerce them into such...
\r
2738 if ($return_type == 'xmlrpcvals')
\r
2740 $errno_v = $v->structmem('faultCode');
\r
2741 $errstr_v = $v->structmem('faultString');
\r
2742 $errno = $errno_v->scalarval();
\r
2743 $errstr = $errstr_v->scalarval();
\r
2747 $errno = $v['faultCode'];
\r
2748 $errstr = $v['faultString'];
\r
2753 // FAULT returned, errno needs to reflect that
\r
2757 $r = new xmlrpcresp(0, $errno, $errstr);
\r
2761 $r=new xmlrpcresp($v, 0, '', $return_type);
\r
2765 $r->hdrs = $GLOBALS['_xh']['headers'];
\r
2766 $r->_cookies = $GLOBALS['_xh']['cookies'];
\r
2767 $r->raw_data = $raw_data;
\r
2776 var $_php_class=null;
\r
2779 * @param mixed $val
\r
2780 * @param string $type any valid xmlrpc type name (lowercase). If null, 'string' is assumed
\r
2782 function __construct($val=-1, $type='')
\r
2784 /// @todo: optimization creep - do not call addXX, do it all inline.
\r
2785 /// downside: booleans will not be coerced anymore
\r
2786 if($val!==-1 || $type!='')
\r
2788 // optimization creep: inlined all work done by constructor
\r
2793 $this->me['string']=$val;
\r
2800 case 'dateTime.iso8601':
\r
2804 $this->me[$type]=$val;
\r
2808 $this->me['array']=$val;
\r
2812 $this->me['struct']=$val;
\r
2815 error_log("XML-RPC: ".__METHOD__.": not a known type ($type)");
\r
2821 if($GLOBALS['xmlrpcTypes'][$type]==1)
\r
2823 $this->addScalar($val,$type);
\r
2825 elseif($GLOBALS['xmlrpcTypes'][$type]==2)
\r
2827 $this->addArray($val);
\r
2829 elseif($GLOBALS['xmlrpcTypes'][$type]==3)
\r
2831 $this->addStruct($val);
\r
2839 function xmlrpcval($val=-1, $type='')
\r
2841 self::__construct($val, $type);
\r
2845 * Add a single php value to an (unitialized) xmlrpcval
\r
2846 * @param mixed $val
\r
2847 * @param string $type
\r
2848 * @return int 1 or 0 on failure
\r
2850 function addScalar($val, $type='string')
\r
2852 $typeof=@$GLOBALS['xmlrpcTypes'][$type];
\r
2855 error_log("XML-RPC: ".__METHOD__.": not a scalar type ($type)");
\r
2859 // coerce booleans into correct values
\r
2860 // NB: we should either do it for datetimes, integers and doubles, too,
\r
2861 // or just plain remove this check, implemented on booleans only...
\r
2862 if($type==$GLOBALS['xmlrpcBoolean'])
\r
2864 if(strcasecmp($val,'true')==0 || $val==1 || ($val==true && strcasecmp($val,'false')))
\r
2874 switch($this->mytype)
\r
2877 error_log('XML-RPC: '.__METHOD__.': scalar xmlrpcval can have only one value');
\r
2880 error_log('XML-RPC: '.__METHOD__.': cannot add anonymous scalar to struct xmlrpcval');
\r
2883 // we're adding a scalar value to an array here
\r
2884 //$ar=$this->me['array'];
\r
2885 //$ar[]=new xmlrpcval($val, $type);
\r
2886 //$this->me['array']=$ar;
\r
2887 // Faster (?) avoid all the costly array-copy-by-val done here...
\r
2888 $this->me['array'][]=new xmlrpcval($val, $type);
\r
2891 // a scalar, so set the value and remember we're scalar
\r
2892 $this->me[$type]=$val;
\r
2893 $this->mytype=$typeof;
\r
2899 * Add an array of xmlrpcval objects to an xmlrpcval
\r
2900 * @param array $vals
\r
2901 * @return int 1 or 0 on failure
\r
2904 * @todo add some checking for $vals to be an array of xmlrpcvals?
\r
2906 function addArray($vals)
\r
2908 if($this->mytype==0)
\r
2910 $this->mytype=$GLOBALS['xmlrpcTypes']['array'];
\r
2911 $this->me['array']=$vals;
\r
2914 elseif($this->mytype==2)
\r
2916 // we're adding to an array here
\r
2917 $this->me['array'] = array_merge($this->me['array'], $vals);
\r
2922 error_log('XML-RPC: '.__METHOD__.': already initialized as a [' . $this->kindOf() . ']');
\r
2928 * Add an array of named xmlrpcval objects to an xmlrpcval
\r
2929 * @param array $vals
\r
2930 * @return int 1 or 0 on failure
\r
2933 * @todo add some checking for $vals to be an array?
\r
2935 function addStruct($vals)
\r
2937 if($this->mytype==0)
\r
2939 $this->mytype=$GLOBALS['xmlrpcTypes']['struct'];
\r
2940 $this->me['struct']=$vals;
\r
2943 elseif($this->mytype==3)
\r
2945 // we're adding to a struct here
\r
2946 $this->me['struct'] = array_merge($this->me['struct'], $vals);
\r
2951 error_log('XML-RPC: '.__METHOD__.': already initialized as a [' . $this->kindOf() . ']');
\r
2956 // poor man's version of print_r ???
\r
2958 function dump($ar)
\r
2960 foreach($ar as $key => $val)
\r
2962 echo "$key => $val<br />";
\r
2963 if($key == 'array')
\r
2965 while(list($key2, $val2) = each($val))
\r
2967 echo "-- $key2 => $val2<br />";
\r
2974 * Returns a string containing "struct", "array" or "scalar" describing the base type of the value
\r
2980 switch($this->mytype)
\r
2999 function serializedata($typ, $val, $charset_encoding='')
\r
3002 switch(@$GLOBALS['xmlrpcTypes'][$typ])
\r
3007 case $GLOBALS['xmlrpcBase64']:
\r
3008 $rs.="<${typ}>" . base64_encode($val) . "</${typ}>";
\r
3010 case $GLOBALS['xmlrpcBoolean']:
\r
3011 $rs.="<${typ}>" . ($val ? '1' : '0') . "</${typ}>";
\r
3013 case $GLOBALS['xmlrpcString']:
\r
3014 // G. Giunta 2005/2/13: do NOT use htmlentities, since
\r
3015 // it will produce named html entities, which are invalid xml
\r
3016 $rs.="<${typ}>" . xmlrpc_encode_entitites($val, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding). "</${typ}>";
\r
3018 case $GLOBALS['xmlrpcInt']:
\r
3019 case $GLOBALS['xmlrpcI4']:
\r
3020 $rs.="<${typ}>".(int)$val."</${typ}>";
\r
3022 case $GLOBALS['xmlrpcDouble']:
\r
3023 // avoid using standard conversion of float to string because it is locale-dependent,
\r
3024 // and also because the xmlrpc spec forbids exponential notation.
\r
3025 // sprintf('%F') could be most likely ok but it fails eg. on 2e-14.
\r
3026 // The code below tries its best at keeping max precision while avoiding exp notation,
\r
3027 // but there is of course no limit in the number of decimal places to be used...
\r
3028 $rs.="<${typ}>".preg_replace('/\\.?0+$/','',number_format((double)$val, 128, '.', ''))."</${typ}>";
\r
3030 case $GLOBALS['xmlrpcDateTime']:
\r
3031 if (is_string($val))
\r
3033 $rs.="<${typ}>${val}</${typ}>";
\r
3035 else if(is_a($val, 'DateTime'))
\r
3037 $rs.="<${typ}>".$val->format('Ymd\TH:i:s')."</${typ}>";
\r
3039 else if(is_int($val))
\r
3041 $rs.="<${typ}>".strftime("%Y%m%dT%H:%M:%S", $val)."</${typ}>";
\r
3045 // not really a good idea here: but what shall we output anyway? left for backward compat...
\r
3046 $rs.="<${typ}>${val}</${typ}>";
\r
3049 case $GLOBALS['xmlrpcNull']:
\r
3050 if ($GLOBALS['xmlrpc_null_apache_encoding'])
\r
3060 // no standard type value should arrive here, but provide a possibility
\r
3061 // for xmlrpcvals of unknown type...
\r
3062 $rs.="<${typ}>${val}</${typ}>";
\r
3067 if ($this->_php_class)
\r
3069 $rs.='<struct php_class="' . $this->_php_class . "\">\n";
\r
3073 $rs.="<struct>\n";
\r
3075 foreach($val as $key2 => $val2)
\r
3077 $rs.='<member><name>'.xmlrpc_encode_entitites($key2, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding)."</name>\n";
\r
3078 //$rs.=$this->serializeval($val2);
\r
3079 $rs.=$val2->serialize($charset_encoding);
\r
3080 $rs.="</member>\n";
\r
3086 $rs.="<array>\n<data>\n";
\r
3087 for($i=0; $i<count($val); $i++)
\r
3089 //$rs.=$this->serializeval($val[$i]);
\r
3090 $rs.=$val[$i]->serialize($charset_encoding);
\r
3092 $rs.="</data>\n</array>";
\r
3101 * Returns xml representation of the value. XML prologue not included
\r
3102 * @param string $charset_encoding the charset to be used for serialization. if null, US-ASCII is assumed
\r
3106 function serialize($charset_encoding='')
\r
3108 // add check? slower, but helps to avoid recursion in serializing broken xmlrpcvals...
\r
3109 //if (is_object($o) && (get_class($o) == 'xmlrpcval' || is_subclass_of($o, 'xmlrpcval')))
\r
3112 list($typ, $val) = each($this->me);
\r
3113 return '<value>' . $this->serializedata($typ, $val, $charset_encoding) . "</value>\n";
\r
3118 function serializeval($o)
\r
3120 // add check? slower, but helps to avoid recursion in serializing broken xmlrpcvals...
\r
3121 //if (is_object($o) && (get_class($o) == 'xmlrpcval' || is_subclass_of($o, 'xmlrpcval')))
\r
3125 list($typ, $val) = each($ar);
\r
3126 return '<value>' . $this->serializedata($typ, $val) . "</value>\n";
\r
3131 * Checks whether a struct member with a given name is present.
\r
3132 * Works only on xmlrpcvals of type struct.
\r
3133 * @param string $m the name of the struct member to be looked up
\r
3137 function structmemexists($m)
\r
3139 return array_key_exists($m, $this->me['struct']);
\r
3143 * Returns the value of a given struct member (an xmlrpcval object in itself).
\r
3144 * Will raise a php warning if struct member of given name does not exist
\r
3145 * @param string $m the name of the struct member to be looked up
\r
3146 * @return xmlrpcval
\r
3149 function structmem($m)
\r
3151 return $this->me['struct'][$m];
\r
3155 * Reset internal pointer for xmlrpcvals of type struct.
\r
3158 function structreset()
\r
3160 reset($this->me['struct']);
\r
3164 * Return next member element for xmlrpcvals of type struct.
\r
3165 * @return xmlrpcval
\r
3168 function structeach()
\r
3170 return each($this->me['struct']);
\r
3173 // DEPRECATED! this code looks like it is very fragile and has not been fixed
\r
3174 // for a long long time. Shall we remove it for 2.0?
\r
3179 list($a,$b)=each($this->me);
\r
3180 // contributed by I Sofer, 2001-03-24
\r
3181 // add support for nested arrays to scalarval
\r
3182 // i've created a new method here, so as to
\r
3183 // preserve back compatibility
\r
3188 while(list($id,$cont) = @each($b))
\r
3190 $b[$id] = $cont->scalarval();
\r
3194 // add support for structures directly encoding php objects
\r
3197 $t = get_object_vars($b);
\r
3199 while(list($id,$cont) = @each($t))
\r
3201 $t[$id] = $cont->scalarval();
\r
3204 while(list($id,$cont) = @each($t))
\r
3214 * Returns the value of a scalar xmlrpcval
\r
3218 function scalarval()
\r
3221 list(,$b)=each($this->me);
\r
3226 * Returns the type of the xmlrpcval.
\r
3227 * For integers, 'int' is always returned in place of 'i4'
\r
3231 function scalartyp()
\r
3234 list($a,)=each($this->me);
\r
3235 if($a==$GLOBALS['xmlrpcI4'])
\r
3237 $a=$GLOBALS['xmlrpcInt'];
\r
3243 * Returns the m-th member of an xmlrpcval of struct type
\r
3244 * @param integer $m the index of the value to be retrieved (zero based)
\r
3245 * @return xmlrpcval
\r
3248 function arraymem($m)
\r
3250 return $this->me['array'][$m];
\r
3254 * Returns the number of members in an xmlrpcval of array type
\r
3258 function arraysize()
\r
3260 return count($this->me['array']);
\r
3264 * Returns the number of members in an xmlrpcval of struct type
\r
3268 function structsize()
\r
3270 return count($this->me['struct']);
\r
3278 * Given a timestamp, return the corresponding ISO8601 encoded string.
\r
3280 * Really, timezones ought to be supported
\r
3281 * but the XML-RPC spec says:
\r
3283 * "Don't assume a timezone. It should be specified by the server in its
\r
3284 * documentation what assumptions it makes about timezones."
\r
3286 * These routines always assume localtime unless
\r
3287 * $utc is set to 1, in which case UTC is assumed
\r
3288 * and an adjustment for locale is made when encoding
\r
3290 * @param int $timet (timestamp)
\r
3291 * @param int $utc (0 or 1)
\r
3294 function iso8601_encode($timet, $utc=0)
\r
3298 $t=strftime("%Y%m%dT%H:%M:%S", $timet);
\r
3302 if(function_exists('gmstrftime'))
\r
3304 // gmstrftime doesn't exist in some versions
\r
3306 $t=gmstrftime("%Y%m%dT%H:%M:%S", $timet);
\r
3310 $t=strftime("%Y%m%dT%H:%M:%S", $timet-date('Z'));
\r
3317 * Given an ISO8601 date string, return a timet in the localtime, or UTC
\r
3318 * @param string $idate
\r
3319 * @param int $utc either 0 or 1
\r
3320 * @return int (datetime)
\r
3322 function iso8601_decode($idate, $utc=0)
\r
3325 if(preg_match('/([0-9]{4})([0-9]{2})([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})/', $idate, $regs))
\r
3329 $t=gmmktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
\r
3333 $t=mktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
\r
3340 * Takes an xmlrpc value in PHP xmlrpcval object format and translates it into native PHP types.
\r
3342 * Works with xmlrpc message objects as input, too.
\r
3344 * Given proper options parameter, can rebuild generic php object instances
\r
3345 * (provided those have been encoded to xmlrpc format using a corresponding
\r
3346 * option in php_xmlrpc_encode())
\r
3347 * PLEASE NOTE that rebuilding php objects involves calling their constructor function.
\r
3348 * This means that the remote communication end can decide which php code will
\r
3349 * get executed on your server, leaving the door possibly open to 'php-injection'
\r
3350 * style of attacks (provided you have some classes defined on your server that
\r
3351 * might wreak havoc if instances are built outside an appropriate context).
\r
3352 * Make sure you trust the remote server/client before eanbling this!
\r
3354 * @author Dan Libby (dan@libby.com)
\r
3356 * @param xmlrpcval $xmlrpc_val
\r
3357 * @param array $options if 'decode_php_objs' is set in the options array, xmlrpc structs can be decoded into php objects; if 'dates_as_objects' is set xmlrpc datetimes are decoded as php DateTime objects (standard is
\r
3360 function php_xmlrpc_decode($xmlrpc_val, $options=array())
\r
3362 switch($xmlrpc_val->kindOf())
\r
3365 if (in_array('extension_api', $options))
\r
3367 reset($xmlrpc_val->me);
\r
3368 list($typ,$val) = each($xmlrpc_val->me);
\r
3371 case 'dateTime.iso8601':
\r
3372 $xmlrpc_val->scalar = $val;
\r
3373 $xmlrpc_val->xmlrpc_type = 'datetime';
\r
3374 $xmlrpc_val->timestamp = iso8601_decode($val);
\r
3375 return $xmlrpc_val;
\r
3377 $xmlrpc_val->scalar = $val;
\r
3378 $xmlrpc_val->type = $typ;
\r
3379 return $xmlrpc_val;
\r
3381 return $xmlrpc_val->scalarval();
\r
3384 if (in_array('dates_as_objects', $options) && $xmlrpc_val->scalartyp() == 'dateTime.iso8601')
\r
3386 // we return a Datetime object instead of a string
\r
3387 // since now the constructor of xmlrpcval accepts safely strings, ints and datetimes,
\r
3388 // we cater to all 3 cases here
\r
3389 $out = $xmlrpc_val->scalarval();
\r
3390 if (is_string($out))
\r
3392 $out = strtotime($out);
\r
3396 $result = new Datetime();
\r
3397 $result->setTimestamp($out);
\r
3400 elseif (is_a($out, 'Datetime'))
\r
3405 return $xmlrpc_val->scalarval();
\r
3407 $size = $xmlrpc_val->arraysize();
\r
3409 for($i = 0; $i < $size; $i++)
\r
3411 $arr[] = php_xmlrpc_decode($xmlrpc_val->arraymem($i), $options);
\r
3415 $xmlrpc_val->structreset();
\r
3416 // If user said so, try to rebuild php objects for specific struct vals.
\r
3417 /// @todo should we raise a warning for class not found?
\r
3418 // shall we check for proper subclass of xmlrpcval instead of
\r
3419 // presence of _php_class to detect what we can do?
\r
3420 if (in_array('decode_php_objs', $options) && $xmlrpc_val->_php_class != ''
\r
3421 && class_exists($xmlrpc_val->_php_class))
\r
3423 $obj = @new $xmlrpc_val->_php_class;
\r
3424 while(list($key,$value)=$xmlrpc_val->structeach())
\r
3426 $obj->$key = php_xmlrpc_decode($value, $options);
\r
3433 while(list($key,$value)=$xmlrpc_val->structeach())
\r
3435 $arr[$key] = php_xmlrpc_decode($value, $options);
\r
3440 $paramcount = $xmlrpc_val->getNumParams();
\r
3442 for($i = 0; $i < $paramcount; $i++)
\r
3444 $arr[] = php_xmlrpc_decode($xmlrpc_val->getParam($i));
\r
3450 // This constant left here only for historical reasons...
\r
3451 // it was used to decide if we have to define xmlrpc_encode on our own, but
\r
3452 // we do not do it anymore
\r
3453 if(function_exists('xmlrpc_decode'))
\r
3455 define('XMLRPC_EPI_ENABLED','1');
\r
3459 define('XMLRPC_EPI_ENABLED','0');
\r
3463 * Takes native php types and encodes them into xmlrpc PHP object format.
\r
3464 * It will not re-encode xmlrpcval objects.
\r
3466 * Feature creep -- could support more types via optional type argument
\r
3467 * (string => datetime support has been added, ??? => base64 not yet)
\r
3469 * If given a proper options parameter, php object instances will be encoded
\r
3470 * into 'special' xmlrpc values, that can later be decoded into php objects
\r
3471 * by calling php_xmlrpc_decode() with a corresponding option
\r
3473 * @author Dan Libby (dan@libby.com)
\r
3475 * @param mixed $php_val the value to be converted into an xmlrpcval object
\r
3476 * @param array $options can include 'encode_php_objs', 'auto_dates', 'null_extension' or 'extension_api'
\r
3477 * @return xmlrpcval
\r
3479 function php_xmlrpc_encode($php_val, $options=array())
\r
3481 $type = gettype($php_val);
\r
3485 if (in_array('auto_dates', $options) && preg_match('/^[0-9]{8}T[0-9]{2}:[0-9]{2}:[0-9]{2}$/', $php_val))
\r
3486 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcDateTime']);
\r
3488 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcString']);
\r
3491 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcInt']);
\r
3494 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcDouble']);
\r
3496 // <G_Giunta_2001-02-29>
\r
3497 // Add support for encoding/decoding of booleans, since they are supported in PHP
\r
3499 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcBoolean']);
\r
3501 // </G_Giunta_2001-02-29>
\r
3503 // PHP arrays can be encoded to either xmlrpc structs or arrays,
\r
3504 // depending on wheter they are hashes or plain 0..n integer indexed
\r
3505 // A shorter one-liner would be
\r
3506 // $tmp = array_diff(array_keys($php_val), range(0, count($php_val)-1));
\r
3507 // but execution time skyrockets!
\r
3511 foreach($php_val as $key => $val)
\r
3513 $arr[$key] = php_xmlrpc_encode($val, $options);
\r
3514 if(!$ko && $key !== $j)
\r
3522 $xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcStruct']);
\r
3526 $xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcArray']);
\r
3530 if(is_a($php_val, 'xmlrpcval'))
\r
3532 $xmlrpc_val = $php_val;
\r
3534 else if(is_a($php_val, 'DateTime'))
\r
3536 $xmlrpc_val = new xmlrpcval($php_val->format('Ymd\TH:i:s'), $GLOBALS['xmlrpcStruct']);
\r
3542 while(list($k,$v) = each($php_val))
\r
3544 $arr[$k] = php_xmlrpc_encode($v, $options);
\r
3546 $xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcStruct']);
\r
3547 if (in_array('encode_php_objs', $options))
\r
3549 // let's save original class name into xmlrpcval:
\r
3550 // might be useful later on...
\r
3551 $xmlrpc_val->_php_class = get_class($php_val);
\r
3556 if (in_array('extension_api', $options))
\r
3558 $xmlrpc_val = new xmlrpcval('', $GLOBALS['xmlrpcString']);
\r
3560 else if (in_array('null_extension', $options))
\r
3562 $xmlrpc_val = new xmlrpcval('', $GLOBALS['xmlrpcNull']);
\r
3566 $xmlrpc_val = new xmlrpcval();
\r
3570 if (in_array('extension_api', $options))
\r
3572 $xmlrpc_val = new xmlrpcval((int)$php_val, $GLOBALS['xmlrpcInt']);
\r
3576 $xmlrpc_val = new xmlrpcval();
\r
3578 // catch "user function", "unknown type"
\r
3580 // giancarlo pinerolo <ping@alt.it>
\r
3581 // it has to return
\r
3582 // an empty object in case, not a boolean.
\r
3583 $xmlrpc_val = new xmlrpcval();
\r
3586 return $xmlrpc_val;
\r
3590 * Convert the xml representation of a method response, method request or single
\r
3591 * xmlrpc value into the appropriate object (a.k.a. deserialize)
\r
3592 * @param string $xml_val
\r
3593 * @param array $options
\r
3594 * @return mixed false on error, or an instance of either xmlrpcval, xmlrpcmsg or xmlrpcresp
\r
3596 function php_xmlrpc_decode_xml($xml_val, $options=array())
\r
3598 $GLOBALS['_xh'] = array();
\r
3599 $GLOBALS['_xh']['ac'] = '';
\r
3600 $GLOBALS['_xh']['stack'] = array();
\r
3601 $GLOBALS['_xh']['valuestack'] = array();
\r
3602 $GLOBALS['_xh']['params'] = array();
\r
3603 $GLOBALS['_xh']['pt'] = array();
\r
3604 $GLOBALS['_xh']['isf'] = 0;
\r
3605 $GLOBALS['_xh']['isf_reason'] = '';
\r
3606 $GLOBALS['_xh']['method'] = false;
\r
3607 $GLOBALS['_xh']['rt'] = '';
\r
3609 // 'guestimate' encoding
\r
3610 $val_encoding = guess_encoding('', $xml_val);
\r
3612 // Since parsing will fail if charset is not specified in the xml prologue,
\r
3613 // the encoding is not UTF8 and there are non-ascii chars in the text, we try to work round that...
\r
3614 // The following code might be better for mb_string enabled installs, but
\r
3615 // makes the lib about 200% slower...
\r
3616 //if (!is_valid_charset($val_encoding, array('UTF-8')))
\r
3617 if (!in_array($val_encoding, array('UTF-8', 'US-ASCII')) && !has_encoding($xml_val)) {
\r
3618 if ($val_encoding == 'ISO-8859-1') {
\r
3619 $xml_val = utf8_encode($xml_val);
\r
3621 if (extension_loaded('mbstring')) {
\r
3622 $xml_val = mb_convert_encoding($xml_val, 'UTF-8', $val_encoding);
\r
3624 error_log('XML-RPC: ' . __METHOD__ . ': invalid charset encoding of received request: ' . $val_encoding);
\r
3629 $parser = xml_parser_create();
\r
3630 xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);
\r
3631 // What if internal encoding is not in one of the 3 allowed?
\r
3632 // we use the broadest one, ie. utf8!
\r
3633 if (!in_array($GLOBALS['xmlrpc_internalencoding'], array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
\r
3635 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8');
\r
3639 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, $GLOBALS['xmlrpc_internalencoding']);
\r
3641 xml_set_element_handler($parser, 'xmlrpc_se_any', 'xmlrpc_ee');
\r
3642 xml_set_character_data_handler($parser, 'xmlrpc_cd');
\r
3643 xml_set_default_handler($parser, 'xmlrpc_dh');
\r
3644 if(!xml_parse($parser, $xml_val, 1))
\r
3646 $errstr = sprintf('XML error: %s at line %d, column %d',
\r
3647 xml_error_string(xml_get_error_code($parser)),
\r
3648 xml_get_current_line_number($parser), xml_get_current_column_number($parser));
\r
3649 error_log($errstr);
\r
3650 xml_parser_free($parser);
\r
3653 xml_parser_free($parser);
\r
3654 if ($GLOBALS['_xh']['isf'] > 1) // test that $GLOBALS['_xh']['value'] is an obj, too???
\r
3656 error_log($GLOBALS['_xh']['isf_reason']);
\r
3659 switch ($GLOBALS['_xh']['rt'])
\r
3661 case 'methodresponse':
\r
3662 $v =& $GLOBALS['_xh']['value'];
\r
3663 if ($GLOBALS['_xh']['isf'] == 1)
\r
3665 $vc = $v->structmem('faultCode');
\r
3666 $vs = $v->structmem('faultString');
\r
3667 $r = new xmlrpcresp(0, $vc->scalarval(), $vs->scalarval());
\r
3671 $r = new xmlrpcresp($v);
\r
3674 case 'methodcall':
\r
3675 $m = new xmlrpcmsg($GLOBALS['_xh']['method']);
\r
3676 for($i=0; $i < count($GLOBALS['_xh']['params']); $i++)
\r
3678 $m->addParam($GLOBALS['_xh']['params'][$i]);
\r
3682 return $GLOBALS['_xh']['value'];
\r
3689 * decode a string that is encoded w/ "chunked" transfer encoding
\r
3690 * as defined in rfc2068 par. 19.4.6
\r
3691 * code shamelessly stolen from nusoap library by Dietrich Ayala
\r
3693 * @param string $buffer the string to be decoded
\r
3696 function decode_chunked($buffer)
\r
3702 // read chunk-size, chunk-extension (if any) and crlf
\r
3703 // get the position of the linebreak
\r
3704 $chunkend = strpos($buffer,"\r\n") + 2;
\r
3705 $temp = substr($buffer,0,$chunkend);
\r
3706 $chunk_size = hexdec( trim($temp) );
\r
3707 $chunkstart = $chunkend;
\r
3708 while($chunk_size > 0)
\r
3710 $chunkend = strpos($buffer, "\r\n", $chunkstart + $chunk_size);
\r
3712 // just in case we got a broken connection
\r
3713 if($chunkend == false)
\r
3715 $chunk = substr($buffer,$chunkstart);
\r
3716 // append chunk-data to entity-body
\r
3718 $length += strlen($chunk);
\r
3722 // read chunk-data and crlf
\r
3723 $chunk = substr($buffer,$chunkstart,$chunkend-$chunkstart);
\r
3724 // append chunk-data to entity-body
\r
3726 // length := length + chunk-size
\r
3727 $length += strlen($chunk);
\r
3728 // read chunk-size and crlf
\r
3729 $chunkstart = $chunkend + 2;
\r
3731 $chunkend = strpos($buffer,"\r\n",$chunkstart)+2;
\r
3732 if($chunkend == false)
\r
3734 break; //just in case we got a broken connection
\r
3736 $temp = substr($buffer,$chunkstart,$chunkend-$chunkstart);
\r
3737 $chunk_size = hexdec( trim($temp) );
\r
3738 $chunkstart = $chunkend;
\r
3744 * xml charset encoding guessing helper function.
\r
3745 * Tries to determine the charset encoding of an XML chunk received over HTTP.
\r
3746 * NB: according to the spec (RFC 3023), if text/xml content-type is received over HTTP without a content-type,
\r
3747 * we SHOULD assume it is strictly US-ASCII. But we try to be more tolerant of unconforming (legacy?) clients/servers,
\r
3748 * which will be most probably using UTF-8 anyway...
\r
3750 * @param string $httpheader the http Content-type header
\r
3751 * @param string $xmlchunk xml content buffer
\r
3752 * @param string $encoding_prefs comma separated list of character encodings to be used as default (when mb extension is enabled)
\r
3755 * @todo explore usage of mb_http_input(): does it detect http headers + post data? if so, use it instead of hand-detection!!!
\r
3757 function guess_encoding($httpheader='', $xmlchunk='', $encoding_prefs=null)
\r
3759 // discussion: see http://www.yale.edu/pclt/encoding/
\r
3760 // 1 - test if encoding is specified in HTTP HEADERS
\r
3763 // LWS: (\13\10)?( |\t)+
\r
3764 // token: (any char but excluded stuff)+
\r
3765 // quoted string: " (any char but double quotes and cointrol chars)* "
\r
3766 // header: Content-type = ...; charset=value(; ...)*
\r
3767 // where value is of type token, no LWS allowed between 'charset' and value
\r
3768 // Note: we do not check for invalid chars in VALUE:
\r
3769 // this had better be done using pure ereg as below
\r
3770 // Note 2: we might be removing whitespace/tabs that ought to be left in if
\r
3771 // the received charset is a quoted string. But nobody uses such charset names...
\r
3773 /// @todo this test will pass if ANY header has charset specification, not only Content-Type. Fix it?
\r
3774 $matches = array();
\r
3775 if(preg_match('/;\s*charset\s*=([^;]+)/i', $httpheader, $matches))
\r
3777 return strtoupper(trim($matches[1], " \t\""));
\r
3780 // 2 - scan the first bytes of the data for a UTF-16 (or other) BOM pattern
\r
3781 // (source: http://www.w3.org/TR/2000/REC-xml-20001006)
\r
3782 // NOTE: actually, according to the spec, even if we find the BOM and determine
\r
3783 // an encoding, we should check if there is an encoding specified
\r
3784 // in the xml declaration, and verify if they match.
\r
3785 /// @todo implement check as described above?
\r
3786 /// @todo implement check for first bytes of string even without a BOM? (It sure looks harder than for cases WITH a BOM)
\r
3787 if(preg_match('/^(\x00\x00\xFE\xFF|\xFF\xFE\x00\x00|\x00\x00\xFF\xFE|\xFE\xFF\x00\x00)/', $xmlchunk))
\r
3791 elseif(preg_match('/^(\xFE\xFF|\xFF\xFE)/', $xmlchunk))
\r
3795 elseif(preg_match('/^(\xEF\xBB\xBF)/', $xmlchunk))
\r
3800 // 3 - test if encoding is specified in the xml declaration
\r
3802 // SPACE: (#x20 | #x9 | #xD | #xA)+ === [ \x9\xD\xA]+
\r
3803 // EQ: SPACE?=SPACE? === [ \x9\xD\xA]*=[ \x9\xD\xA]*
\r
3804 if (preg_match('/^<\?xml\s+version\s*=\s*'. "((?:\"[a-zA-Z0-9_.:-]+\")|(?:'[a-zA-Z0-9_.:-]+'))".
\r
3805 '\s+encoding\s*=\s*' . "((?:\"[A-Za-z][A-Za-z0-9._-]*\")|(?:'[A-Za-z][A-Za-z0-9._-]*'))/",
\r
3806 $xmlchunk, $matches))
\r
3808 return strtoupper(substr($matches[2], 1, -1));
\r
3811 // 4 - if mbstring is available, let it do the guesswork
\r
3812 // NB: we favour finding an encoding that is compatible with what we can process
\r
3813 if(extension_loaded('mbstring'))
\r
3815 if($encoding_prefs)
\r
3817 $enc = mb_detect_encoding($xmlchunk, $encoding_prefs);
\r
3821 $enc = mb_detect_encoding($xmlchunk);
\r
3823 // NB: mb_detect likes to call it ascii, xml parser likes to call it US_ASCII...
\r
3824 // IANA also likes better US-ASCII, so go with it
\r
3825 if($enc == 'ASCII')
\r
3827 $enc = 'US-'.$enc;
\r
3833 // no encoding specified: as per HTTP1.1 assume it is iso-8859-1?
\r
3834 // Both RFC 2616 (HTTP 1.1) and 1945 (HTTP 1.0) clearly state that for text/xxx content types
\r
3835 // this should be the standard. And we should be getting text/xml as request and response.
\r
3836 // BUT we have to be backward compatible with the lib, which always used UTF-8 as default...
\r
3837 return $GLOBALS['xmlrpc_defencoding'];
\r
3842 * Helper function: checks if an xml chunk as a charset declaration (BOM or in the xml declaration)
\r
3844 * @param string $xmlChunk
\r
3847 function has_encoding($xmlChunk)
\r
3849 // scan the first bytes of the data for a UTF-16 (or other) BOM pattern
\r
3850 // (source: http://www.w3.org/TR/2000/REC-xml-20001006)
\r
3851 if (preg_match('/^(\x00\x00\xFE\xFF|\xFF\xFE\x00\x00|\x00\x00\xFF\xFE|\xFE\xFF\x00\x00)/', $xmlChunk))
\r
3855 elseif (preg_match('/^(\xFE\xFF|\xFF\xFE)/', $xmlChunk))
\r
3859 elseif (preg_match('/^(\xEF\xBB\xBF)/', $xmlChunk))
\r
3864 // test if encoding is specified in the xml declaration
\r
3866 // SPACE: (#x20 | #x9 | #xD | #xA)+ === [ \x9\xD\xA]+
\r
3867 // EQ: SPACE?=SPACE? === [ \x9\xD\xA]*=[ \x9\xD\xA]*
\r
3868 if (preg_match('/^<\?xml\s+version\s*=\s*' . "((?:\"[a-zA-Z0-9_.:-]+\")|(?:'[a-zA-Z0-9_.:-]+'))" .
\r
3869 '\s+encoding\s*=\s*' . "((?:\"[A-Za-z][A-Za-z0-9._-]*\")|(?:'[A-Za-z][A-Za-z0-9._-]*'))/",
\r
3870 $xmlChunk, $matches))
\r
3879 * Checks if a given charset encoding is present in a list of encodings or
\r
3880 * if it is a valid subset of any encoding in the list
\r
3881 * @param string $encoding charset to be tested
\r
3882 * @param mixed $validlist comma separated list of valid charsets (or array of charsets)
\r
3885 function is_valid_charset($encoding, $validlist)
\r
3887 $charset_supersets = array(
\r
3888 'US-ASCII' => array ('ISO-8859-1', 'ISO-8859-2', 'ISO-8859-3', 'ISO-8859-4',
\r
3889 'ISO-8859-5', 'ISO-8859-6', 'ISO-8859-7', 'ISO-8859-8',
\r
3890 'ISO-8859-9', 'ISO-8859-10', 'ISO-8859-11', 'ISO-8859-12',
\r
3891 'ISO-8859-13', 'ISO-8859-14', 'ISO-8859-15', 'UTF-8',
\r
3892 'EUC-JP', 'EUC-', 'EUC-KR', 'EUC-CN')
\r
3894 if (is_string($validlist))
\r
3895 $validlist = explode(',', $validlist);
\r
3896 if (@in_array(strtoupper($encoding), $validlist))
\r
3900 if (array_key_exists($encoding, $charset_supersets))
\r
3901 foreach ($validlist as $allowed)
\r
3902 if (in_array($allowed, $charset_supersets[$encoding]))
\r