2 // by Edd Dumbill (C) 1999-2002
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3 // <edd@usefulinc.com>
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4 // $Id: xmlrpc.inc,v 1.174 2009/03/16 19:36:38 ggiunta Exp $
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6 // Copyright (c) 1999,2000,2002 Edd Dumbill.
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7 // All rights reserved.
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9 // Redistribution and use in source and binary forms, with or without
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10 // modification, are permitted provided that the following conditions
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13 // * Redistributions of source code must retain the above copyright
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14 // notice, this list of conditions and the following disclaimer.
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16 // * Redistributions in binary form must reproduce the above
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17 // copyright notice, this list of conditions and the following
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18 // disclaimer in the documentation and/or other materials provided
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19 // with the distribution.
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21 // * Neither the name of the "XML-RPC for PHP" nor the names of its
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22 // contributors may be used to endorse or promote products derived
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23 // from this software without specific prior written permission.
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25 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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26 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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27 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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28 // FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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29 // REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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30 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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31 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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32 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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33 // HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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34 // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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35 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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36 // OF THE POSSIBILITY OF SUCH DAMAGE.
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38 if(!function_exists('xml_parser_create'))
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40 // For PHP 4 onward, XML functionality is always compiled-in on windows:
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41 // no more need to dl-open it. It might have been compiled out on *nix...
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42 if(strtoupper(substr(PHP_OS, 0, 3) != 'WIN'))
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48 // G. Giunta 2005/01/29: declare global these variables,
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49 // so that xmlrpc.inc will work even if included from within a function
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50 // Milosch: 2005/08/07 - explicitly request these via $GLOBALS where used.
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51 $GLOBALS['xmlrpcI4']='i4';
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52 $GLOBALS['xmlrpcInt']='int';
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53 $GLOBALS['xmlrpcBoolean']='boolean';
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54 $GLOBALS['xmlrpcDouble']='double';
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55 $GLOBALS['xmlrpcString']='string';
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56 $GLOBALS['xmlrpcDateTime']='dateTime.iso8601';
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57 $GLOBALS['xmlrpcBase64']='base64';
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58 $GLOBALS['xmlrpcArray']='array';
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59 $GLOBALS['xmlrpcStruct']='struct';
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60 $GLOBALS['xmlrpcValue']='undefined';
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62 $GLOBALS['xmlrpcTypes']=array(
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63 $GLOBALS['xmlrpcI4'] => 1,
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64 $GLOBALS['xmlrpcInt'] => 1,
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65 $GLOBALS['xmlrpcBoolean'] => 1,
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66 $GLOBALS['xmlrpcString'] => 1,
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67 $GLOBALS['xmlrpcDouble'] => 1,
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68 $GLOBALS['xmlrpcDateTime'] => 1,
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69 $GLOBALS['xmlrpcBase64'] => 1,
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70 $GLOBALS['xmlrpcArray'] => 2,
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71 $GLOBALS['xmlrpcStruct'] => 3
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74 $GLOBALS['xmlrpc_valid_parents'] = array(
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75 'VALUE' => array('MEMBER', 'DATA', 'PARAM', 'FAULT'),
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76 'BOOLEAN' => array('VALUE'),
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77 'I4' => array('VALUE'),
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78 'INT' => array('VALUE'),
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79 'STRING' => array('VALUE'),
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80 'DOUBLE' => array('VALUE'),
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81 'DATETIME.ISO8601' => array('VALUE'),
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82 'BASE64' => array('VALUE'),
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83 'MEMBER' => array('STRUCT'),
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84 'NAME' => array('MEMBER'),
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85 'DATA' => array('ARRAY'),
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86 'ARRAY' => array('VALUE'),
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87 'STRUCT' => array('VALUE'),
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88 'PARAM' => array('PARAMS'),
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89 'METHODNAME' => array('METHODCALL'),
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90 'PARAMS' => array('METHODCALL', 'METHODRESPONSE'),
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91 'FAULT' => array('METHODRESPONSE'),
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92 'NIL' => array('VALUE'), // only used when extension activated
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93 'EX:NIL' => array('VALUE') // only used when extension activated
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96 // define extra types for supporting NULL (useful for json or <NIL/>)
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97 $GLOBALS['xmlrpcNull']='null';
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98 $GLOBALS['xmlrpcTypes']['null']=1;
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100 // Not in use anymore since 2.0. Shall we remove it?
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102 $GLOBALS['xmlEntities']=array(
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110 // tables used for transcoding different charsets into us-ascii xml
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112 $GLOBALS['xml_iso88591_Entities']=array();
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113 $GLOBALS['xml_iso88591_Entities']['in'] = array();
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114 $GLOBALS['xml_iso88591_Entities']['out'] = array();
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115 for ($i = 0; $i < 32; $i++)
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117 $GLOBALS['xml_iso88591_Entities']['in'][] = chr($i);
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118 $GLOBALS['xml_iso88591_Entities']['out'][] = '&#'.$i.';';
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120 for ($i = 160; $i < 256; $i++)
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122 $GLOBALS['xml_iso88591_Entities']['in'][] = chr($i);
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123 $GLOBALS['xml_iso88591_Entities']['out'][] = '&#'.$i.';';
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126 /// @todo add to iso table the characters from cp_1252 range, i.e. 128 to 159?
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127 /// These will NOT be present in true ISO-8859-1, but will save the unwary
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128 /// windows user from sending junk (though no luck when reciving them...)
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130 $GLOBALS['xml_cp1252_Entities']=array();
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131 for ($i = 128; $i < 160; $i++)
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133 $GLOBALS['xml_cp1252_Entities']['in'][] = chr($i);
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135 $GLOBALS['xml_cp1252_Entities']['out'] = array(
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136 '€', '?', '‚', 'ƒ',
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137 '„', '…', '†', '‡',
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138 'ˆ', '‰', 'Š', '‹',
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139 'Œ', '?', 'Ž', '?',
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140 '?', '‘', '’', '“',
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141 '”', '•', '–', '—',
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142 '˜', '™', 'š', '›',
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143 'œ', '?', 'ž', 'Ÿ'
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147 $GLOBALS['xmlrpcerr'] = array(
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148 'unknown_method'=>1,
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149 'invalid_return'=>2,
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150 'incorrect_params'=>3,
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151 'introspect_unknown'=>4,
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156 'invalid_request'=>15,
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158 'server_error'=>17,
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159 'multicall_error'=>18,
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160 'multicall_notstruct'=>9,
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161 'multicall_nomethod'=>10,
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162 'multicall_notstring'=>11,
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163 'multicall_recursion'=>12,
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164 'multicall_noparams'=>13,
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165 'multicall_notarray'=>14,
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167 'cannot_decompress'=>103,
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168 'decompress_fail'=>104,
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169 'dechunk_fail'=>105,
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170 'server_cannot_decompress'=>106,
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171 'server_decompress_fail'=>107
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174 $GLOBALS['xmlrpcstr'] = array(
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175 'unknown_method'=>'Unknown method',
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176 'invalid_return'=>'Invalid return payload: enable debugging to examine incoming payload',
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177 'incorrect_params'=>'Incorrect parameters passed to method',
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178 'introspect_unknown'=>"Can't introspect: method unknown",
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179 'http_error'=>"Didn't receive 200 OK from remote server.",
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180 'no_data'=>'No data received from server.',
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181 'no_ssl'=>'No SSL support compiled in.',
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182 'curl_fail'=>'CURL error',
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183 'invalid_request'=>'Invalid request payload',
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184 'no_curl'=>'No CURL support compiled in.',
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185 'server_error'=>'Internal server error',
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186 'multicall_error'=>'Received from server invalid multicall response',
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187 'multicall_notstruct'=>'system.multicall expected struct',
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188 'multicall_nomethod'=>'missing methodName',
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189 'multicall_notstring'=>'methodName is not a string',
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190 'multicall_recursion'=>'recursive system.multicall forbidden',
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191 'multicall_noparams'=>'missing params',
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192 'multicall_notarray'=>'params is not an array',
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194 'cannot_decompress'=>'Received from server compressed HTTP and cannot decompress',
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195 'decompress_fail'=>'Received from server invalid compressed HTTP',
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196 'dechunk_fail'=>'Received from server invalid chunked HTTP',
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197 'server_cannot_decompress'=>'Received from client compressed HTTP request and cannot decompress',
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198 'server_decompress_fail'=>'Received from client invalid compressed HTTP request'
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201 // The charset encoding used by the server for received messages and
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202 // by the client for received responses when received charset cannot be determined
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203 // or is not supported
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204 $GLOBALS['xmlrpc_defencoding']='UTF-8';
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206 // The encoding used internally by PHP.
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207 // String values received as xml will be converted to this, and php strings will be converted to xml
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208 // as if having been coded with this
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209 $GLOBALS['xmlrpc_internalencoding']='ISO-8859-1';
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211 $GLOBALS['xmlrpcName']='XML-RPC for PHP';
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212 $GLOBALS['xmlrpcVersion']='3.0.0.beta';
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214 // let user errors start at 800
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215 $GLOBALS['xmlrpcerruser']=800;
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216 // let XML parse errors start at 100
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217 $GLOBALS['xmlrpcerrxml']=100;
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219 // formulate backslashes for escaping regexp
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220 // Not in use anymore since 2.0. Shall we remove it?
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222 $GLOBALS['xmlrpc_backslash']=chr(92).chr(92);
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224 // set to TRUE to enable correct decoding of <NIL/> and <EX:NIL/> values
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225 $GLOBALS['xmlrpc_null_extension']=false;
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227 // set to TRUE to enable encoding of php NULL values to <EX:NIL/> instead of <NIL/>
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228 $GLOBALS['xmlrpc_null_apache_encoding']=false;
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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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414 // not top level element: see if parent is OK
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415 $parent = end($GLOBALS['_xh']['stack']);
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416 if (!array_key_exists($name, $GLOBALS['xmlrpc_valid_parents']) || !in_array($parent, $GLOBALS['xmlrpc_valid_parents'][$name]))
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418 $GLOBALS['_xh']['isf'] = 2;
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419 $GLOBALS['_xh']['isf_reason'] = "xmlrpc element $name cannot be child of $parent";
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426 // optimize for speed switch cases: most common cases first
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428 /// @todo we could check for 2 VALUE elements inside a MEMBER or PARAM element
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429 $GLOBALS['_xh']['vt']='value'; // indicator: no value found yet
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430 $GLOBALS['_xh']['ac']='';
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431 $GLOBALS['_xh']['lv']=1;
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432 $GLOBALS['_xh']['php_class']=null;
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439 case 'DATETIME.ISO8601':
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441 if ($GLOBALS['_xh']['vt']!='value')
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443 //two data elements inside a value: an error occurred!
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444 $GLOBALS['_xh']['isf'] = 2;
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445 $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value";
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448 $GLOBALS['_xh']['ac']=''; // reset the accumulator
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452 if ($GLOBALS['_xh']['vt']!='value')
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454 //two data elements inside a value: an error occurred!
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455 $GLOBALS['_xh']['isf'] = 2;
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456 $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value";
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459 // create an empty array to hold child values, and push it onto appropriate stack
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460 $cur_val = array();
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461 $cur_val['values'] = array();
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462 $cur_val['type'] = $name;
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463 // check for out-of-band information to rebuild php objs
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464 // and in case it is found, save it
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465 if (@isset($attrs['PHP_CLASS']))
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467 $cur_val['php_class'] = $attrs['PHP_CLASS'];
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469 $GLOBALS['_xh']['valuestack'][] = $cur_val;
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470 $GLOBALS['_xh']['vt']='data'; // be prepared for a data element next
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473 if ($GLOBALS['_xh']['vt']!='data')
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475 //two data elements inside a value: an error occurred!
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476 $GLOBALS['_xh']['isf'] = 2;
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477 $GLOBALS['_xh']['isf_reason'] = "found two data elements inside an array element";
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481 case 'METHODRESPONSE':
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483 // valid elements that add little to processing
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487 /// @todo we could check for 2 NAME elements inside a MEMBER element
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488 $GLOBALS['_xh']['ac']='';
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491 $GLOBALS['_xh']['isf']=1;
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494 $GLOBALS['_xh']['valuestack'][count($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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495 //$GLOBALS['_xh']['ac']='';
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496 // Drop trough intentionally
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498 // clear value type, so we can check later if no value has been passed for this param/member
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499 $GLOBALS['_xh']['vt']=null;
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503 if ($GLOBALS['xmlrpc_null_extension'])
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505 if ($GLOBALS['_xh']['vt']!='value')
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507 //two data elements inside a value: an error occurred!
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508 $GLOBALS['_xh']['isf'] = 2;
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509 $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value";
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512 $GLOBALS['_xh']['ac']=''; // reset the accumulator
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515 // we do not support the <NIL/> extension, so
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516 // drop through intentionally
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518 /// INVALID ELEMENT: RAISE ISF so that it is later recognized!!!
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519 $GLOBALS['_xh']['isf'] = 2;
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520 $GLOBALS['_xh']['isf_reason'] = "found not-xmlrpc xml element $name";
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524 // Save current element name to stack, to validate nesting
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525 $GLOBALS['_xh']['stack'][] = $name;
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527 /// @todo optimization creep: move this inside the big switch() above
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530 $GLOBALS['_xh']['lv']=0;
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535 /// Used in decoding xml chunks that might represent single xmlrpc values
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536 function xmlrpc_se_any($parser, $name, $attrs)
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538 xmlrpc_se($parser, $name, $attrs, true);
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541 /// xml parser handler function for close element tags
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542 function xmlrpc_ee($parser, $name, $rebuild_xmlrpcvals = true)
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544 if ($GLOBALS['_xh']['isf'] < 2)
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546 // push this element name from stack
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547 // NB: if XML validates, correct opening/closing is guaranteed and
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548 // we do not have to check for $name == $curr_elem.
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549 // we also checked for proper nesting at start of elements...
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550 $curr_elem = array_pop($GLOBALS['_xh']['stack']);
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555 // This if() detects if no scalar was inside <VALUE></VALUE>
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556 if ($GLOBALS['_xh']['vt']=='value')
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558 $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
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559 $GLOBALS['_xh']['vt']=$GLOBALS['xmlrpcString'];
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562 if ($rebuild_xmlrpcvals)
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564 // build the xmlrpc val out of the data received, and substitute it
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565 $temp = new xmlrpcval($GLOBALS['_xh']['value'], $GLOBALS['_xh']['vt']);
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566 // in case we got info about underlying php class, save it
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567 // in the object we're rebuilding
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568 if (isset($GLOBALS['_xh']['php_class']))
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569 $temp->_php_class = $GLOBALS['_xh']['php_class'];
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570 // check if we are inside an array or struct:
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571 // if value just built is inside an array, let's move it into array on the stack
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572 $vscount = count($GLOBALS['_xh']['valuestack']);
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573 if ($vscount && $GLOBALS['_xh']['valuestack'][$vscount-1]['type']=='ARRAY')
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575 $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][] = $temp;
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579 $GLOBALS['_xh']['value'] = $temp;
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584 /// @todo this needs to treat correctly php-serialized objects,
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585 /// since std deserializing is done by php_xmlrpc_decode,
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586 /// which we will not be calling...
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587 if (isset($GLOBALS['_xh']['php_class']))
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591 // check if we are inside an array or struct:
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592 // if value just built is inside an array, let's move it into array on the stack
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593 $vscount = count($GLOBALS['_xh']['valuestack']);
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594 if ($vscount && $GLOBALS['_xh']['valuestack'][$vscount-1]['type']=='ARRAY')
\r
596 $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][] = $GLOBALS['_xh']['value'];
\r
605 case 'DATETIME.ISO8601':
\r
607 $GLOBALS['_xh']['vt']=strtolower($name);
\r
608 /// @todo: optimization creep - remove the if/elseif cycle below
\r
609 /// since the case() in which we are already did that
\r
610 if ($name=='STRING')
\r
612 $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
\r
614 elseif ($name=='DATETIME.ISO8601')
\r
616 if (!preg_match('/^[0-9]{8}T[0-9]{2}:[0-9]{2}:[0-9]{2}$/', $GLOBALS['_xh']['ac']))
\r
618 error_log('XML-RPC: invalid value received in DATETIME: '.$GLOBALS['_xh']['ac']);
\r
620 $GLOBALS['_xh']['vt']=$GLOBALS['xmlrpcDateTime'];
\r
621 $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
\r
623 elseif ($name=='BASE64')
\r
625 /// @todo check for failure of base64 decoding / catch warnings
\r
626 $GLOBALS['_xh']['value']=base64_decode($GLOBALS['_xh']['ac']);
\r
628 elseif ($name=='BOOLEAN')
\r
630 // special case here: we translate boolean 1 or 0 into PHP
\r
631 // constants true or false.
\r
632 // Strings 'true' and 'false' are accepted, even though the
\r
633 // spec never mentions them (see eg. Blogger api docs)
\r
634 // NB: this simple checks helps a lot sanitizing input, ie no
\r
635 // security problems around here
\r
636 if ($GLOBALS['_xh']['ac']=='1' || strcasecmp($GLOBALS['_xh']['ac'], 'true') == 0)
\r
638 $GLOBALS['_xh']['value']=true;
\r
642 // log if receiveing something strange, even though we set the value to false anyway
\r
643 if ($GLOBALS['_xh']['ac']!='0' && strcasecmp($GLOBALS['_xh']['ac'], 'false') != 0)
\r
644 error_log('XML-RPC: invalid value received in BOOLEAN: '.$GLOBALS['_xh']['ac']);
\r
645 $GLOBALS['_xh']['value']=false;
\r
648 elseif ($name=='DOUBLE')
\r
650 // we have a DOUBLE
\r
651 // we must check that only 0123456789-.<space> are characters here
\r
652 // NOTE: regexp could be much stricter than this...
\r
653 if (!preg_match('/^[+-eE0123456789 \t.]+$/', $GLOBALS['_xh']['ac']))
\r
655 /// @todo: find a better way of throwing an error than this!
\r
656 error_log('XML-RPC: non numeric value received in DOUBLE: '.$GLOBALS['_xh']['ac']);
\r
657 $GLOBALS['_xh']['value']='ERROR_NON_NUMERIC_FOUND';
\r
661 // it's ok, add it on
\r
662 $GLOBALS['_xh']['value']=(double)$GLOBALS['_xh']['ac'];
\r
667 // we have an I4/INT
\r
668 // we must check that only 0123456789-<space> are characters here
\r
669 if (!preg_match('/^[+-]?[0123456789 \t]+$/', $GLOBALS['_xh']['ac']))
\r
671 /// @todo find a better way of throwing an error than this!
\r
672 error_log('XML-RPC: non numeric value received in INT: '.$GLOBALS['_xh']['ac']);
\r
673 $GLOBALS['_xh']['value']='ERROR_NON_NUMERIC_FOUND';
\r
677 // it's ok, add it on
\r
678 $GLOBALS['_xh']['value']=(int)$GLOBALS['_xh']['ac'];
\r
681 //$GLOBALS['_xh']['ac']=''; // is this necessary?
\r
682 $GLOBALS['_xh']['lv']=3; // indicate we've found a value
\r
685 $GLOBALS['_xh']['valuestack'][count($GLOBALS['_xh']['valuestack'])-1]['name'] = $GLOBALS['_xh']['ac'];
\r
688 //$GLOBALS['_xh']['ac']=''; // is this necessary?
\r
689 // add to array in the stack the last element built,
\r
690 // unless no VALUE was found
\r
691 if ($GLOBALS['_xh']['vt'])
\r
693 $vscount = count($GLOBALS['_xh']['valuestack']);
\r
694 $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][$GLOBALS['_xh']['valuestack'][$vscount-1]['name']] = $GLOBALS['_xh']['value'];
\r
696 error_log('XML-RPC: missing VALUE inside STRUCT in received xml');
\r
699 //$GLOBALS['_xh']['ac']=''; // is this necessary?
\r
700 $GLOBALS['_xh']['vt']=null; // reset this to check for 2 data elements in a row - even if they're empty
\r
704 // fetch out of stack array of values, and promote it to current value
\r
705 $curr_val = array_pop($GLOBALS['_xh']['valuestack']);
\r
706 $GLOBALS['_xh']['value'] = $curr_val['values'];
\r
707 $GLOBALS['_xh']['vt']=strtolower($name);
\r
708 if (isset($curr_val['php_class']))
\r
710 $GLOBALS['_xh']['php_class'] = $curr_val['php_class'];
\r
714 // add to array of params the current value,
\r
715 // unless no VALUE was found
\r
716 if ($GLOBALS['_xh']['vt'])
\r
718 $GLOBALS['_xh']['params'][]=$GLOBALS['_xh']['value'];
\r
719 $GLOBALS['_xh']['pt'][]=$GLOBALS['_xh']['vt'];
\r
722 error_log('XML-RPC: missing VALUE inside PARAM in received xml');
\r
725 $GLOBALS['_xh']['method']=preg_replace('/^[\n\r\t ]+/', '', $GLOBALS['_xh']['ac']);
\r
729 if ($GLOBALS['xmlrpc_null_extension'])
\r
731 $GLOBALS['_xh']['vt']='null';
\r
732 $GLOBALS['_xh']['value']=null;
\r
733 $GLOBALS['_xh']['lv']=3;
\r
736 // drop through intentionally if nil extension not enabled
\r
740 case 'METHORESPONSE':
\r
743 // End of INVALID ELEMENT!
\r
744 // shall we add an assert here for unreachable code???
\r
750 /// Used in decoding xmlrpc requests/responses without rebuilding xmlrpc values
\r
751 function xmlrpc_ee_fast($parser, $name)
\r
753 xmlrpc_ee($parser, $name, false);
\r
756 /// xml parser handler function for character data
\r
757 function xmlrpc_cd($parser, $data)
\r
759 // skip processing if xml fault already detected
\r
760 if ($GLOBALS['_xh']['isf'] < 2)
\r
762 // "lookforvalue==3" means that we've found an entire value
\r
763 // and should discard any further character data
\r
764 if($GLOBALS['_xh']['lv']!=3)
\r
766 // G. Giunta 2006-08-23: useless change of 'lv' from 1 to 2
\r
767 //if($GLOBALS['_xh']['lv']==1)
\r
769 // if we've found text and we're just in a <value> then
\r
770 // say we've found a value
\r
771 //$GLOBALS['_xh']['lv']=2;
\r
773 // we always initialize the accumulator before starting parsing, anyway...
\r
774 //if(!@isset($GLOBALS['_xh']['ac']))
\r
776 // $GLOBALS['_xh']['ac'] = '';
\r
778 $GLOBALS['_xh']['ac'].=$data;
\r
783 /// xml parser handler function for 'other stuff', ie. not char data or
\r
784 /// element start/end tag. In fact it only gets called on unknown entities...
\r
785 function xmlrpc_dh($parser, $data)
\r
787 // skip processing if xml fault already detected
\r
788 if ($GLOBALS['_xh']['isf'] < 2)
\r
790 if(substr($data, 0, 1) == '&' && substr($data, -1, 1) == ';')
\r
792 // G. Giunta 2006-08-25: useless change of 'lv' from 1 to 2
\r
793 //if($GLOBALS['_xh']['lv']==1)
\r
795 // $GLOBALS['_xh']['lv']=2;
\r
797 $GLOBALS['_xh']['ac'].=$data;
\r
803 class xmlrpc_client
\r
808 var $method='http';
\r
821 var $verifypeer=true;
\r
823 var $no_multicall=false;
\r
826 var $proxy_user='';
\r
827 var $proxy_pass='';
\r
828 var $proxy_authtype=1;
\r
829 var $cookies=array();
\r
831 * List of http compression methods accepted by the client for responses.
\r
832 * NB: PHP supports deflate, gzip compressions out of the box if compiled w. zlib
\r
834 * NNB: you can set it to any non-empty array for HTTP11 and HTTPS, since
\r
835 * in those cases it will be up to CURL to decide the compression methods
\r
836 * it supports. You might check for the presence of 'zlib' in the output of
\r
837 * curl_version() to determine wheter compression is supported or not
\r
839 var $accepted_compression = array();
\r
841 * Name of compression scheme to be used for sending requests.
\r
842 * Either null, gzip or deflate
\r
844 var $request_compression = '';
\r
846 * CURL handle: used for keep-alive connections (PHP 4.3.8 up, see:
\r
847 * http://curl.haxx.se/docs/faq.html#7.3)
\r
849 var $xmlrpc_curl_handle = null;
\r
850 /// Wheter to use persistent connections for http 1.1 and https
\r
851 var $keepalive = false;
\r
852 /// Charset encodings that can be decoded without problems by the client
\r
853 var $accepted_charset_encodings = array();
\r
854 /// Charset encoding to be used in serializing request. NULL = use ASCII
\r
855 var $request_charset_encoding = '';
\r
857 * Decides the content of xmlrpcresp objects returned by calls to send()
\r
858 * valid strings are 'xmlrpcvals', 'phpvals' or 'xml'
\r
860 var $return_type = 'xmlrpcvals';
\r
863 * @param string $path either the complete server URL or the PATH part of the xmlrc server URL, e.g. /xmlrpc/server.php
\r
864 * @param string $server the server name / ip address
\r
865 * @param integer $port the port the server is listening on, defaults to 80 or 443 depending on protocol used
\r
866 * @param string $method the http protocol variant: defaults to 'http', 'https' and 'http11' can be used if CURL is installed
\r
868 function xmlrpc_client($path, $server='', $port='', $method='')
\r
870 // allow user to specify all params in $path
\r
871 if($server == '' and $port == '' and $method == '')
\r
873 $parts = parse_url($path);
\r
874 $server = $parts['host'];
\r
875 $path = isset($parts['path']) ? $parts['path'] : '';
\r
876 if(isset($parts['query']))
\r
878 $path .= '?'.$parts['query'];
\r
880 if(isset($parts['fragment']))
\r
882 $path .= '#'.$parts['fragment'];
\r
884 if(isset($parts['port']))
\r
886 $port = $parts['port'];
\r
888 if(isset($parts['scheme']))
\r
890 $method = $parts['scheme'];
\r
892 if(isset($parts['user']))
\r
894 $this->username = $parts['user'];
\r
896 if(isset($parts['pass']))
\r
898 $this->password = $parts['pass'];
\r
901 if($path == '' || $path[0] != '/')
\r
903 $this->path='/'.$path;
\r
909 $this->server=$server;
\r
916 $this->method=$method;
\r
919 // if ZLIB is enabled, let the client by default accept compressed responses
\r
920 if(function_exists('gzinflate') || (
\r
921 function_exists('curl_init') && (($info = curl_version()) &&
\r
922 ((is_string($info) && strpos($info, 'zlib') !== null) || isset($info['libz_version'])))
\r
925 $this->accepted_compression = array('gzip', 'deflate');
\r
928 // keepalives: enabled by default ONLY for PHP >= 4.3.8
\r
929 $this->keepalive = true;
\r
931 // by default the xml parser can support these 3 charset encodings
\r
932 $this->accepted_charset_encodings = array('UTF-8', 'ISO-8859-1', 'US-ASCII');
\r
936 * Enables/disables the echoing to screen of the xmlrpc responses received
\r
937 * @param integer $debug values 0, 1 and 2 are supported (2 = echo sent msg too, before received response)
\r
940 function setDebug($in)
\r
946 * Add some http BASIC AUTH credentials, used by the client to authenticate
\r
947 * @param string $u username
\r
948 * @param string $p password
\r
949 * @param integer $t auth type. See curl_setopt man page for supported auth types. Defaults to CURLAUTH_BASIC (basic auth)
\r
952 function setCredentials($u, $p, $t=1)
\r
954 $this->username=$u;
\r
955 $this->password=$p;
\r
956 $this->authtype=$t;
\r
960 * Add a client-side https certificate
\r
961 * @param string $cert
\r
962 * @param string $certpass
\r
965 function setCertificate($cert, $certpass)
\r
967 $this->cert = $cert;
\r
968 $this->certpass = $certpass;
\r
972 * Add a CA certificate to verify server with (see man page about
\r
973 * CURLOPT_CAINFO for more details
\r
974 * @param string $cacert certificate file name (or dir holding certificates)
\r
975 * @param bool $is_dir set to true to indicate cacert is a dir. defaults to false
\r
978 function setCaCertificate($cacert, $is_dir=false)
\r
982 $this->cacertdir = $cacert;
\r
986 $this->cacert = $cacert;
\r
991 * Set attributes for SSL communication: private SSL key
\r
992 * NB: does not work in older php/curl installs
\r
993 * Thanks to Daniel Convissor
\r
994 * @param string $key The name of a file containing a private SSL key
\r
995 * @param string $keypass The secret password needed to use the private SSL key
\r
998 function setKey($key, $keypass)
\r
1000 $this->key = $key;
\r
1001 $this->keypass = $keypass;
\r
1005 * Set attributes for SSL communication: verify server certificate
\r
1006 * @param bool $i enable/disable verification of peer certificate
\r
1009 function setSSLVerifyPeer($i)
\r
1011 $this->verifypeer = $i;
\r
1015 * Set attributes for SSL communication: verify match of server cert w. hostname
\r
1019 function setSSLVerifyHost($i)
\r
1021 $this->verifyhost = $i;
\r
1026 * @param string $proxyhost
\r
1027 * @param string $proxyport Defaults to 8080 for HTTP and 443 for HTTPS
\r
1028 * @param string $proxyusername Leave blank if proxy has public access
\r
1029 * @param string $proxypassword Leave blank if proxy has public access
\r
1030 * @param int $proxyauthtype set to constant CURLAUTH_NTLM to use NTLM auth with proxy
\r
1033 function setProxy($proxyhost, $proxyport, $proxyusername = '', $proxypassword = '', $proxyauthtype = 1)
\r
1035 $this->proxy = $proxyhost;
\r
1036 $this->proxyport = $proxyport;
\r
1037 $this->proxy_user = $proxyusername;
\r
1038 $this->proxy_pass = $proxypassword;
\r
1039 $this->proxy_authtype = $proxyauthtype;
\r
1043 * Enables/disables reception of compressed xmlrpc responses.
\r
1044 * Note that enabling reception of compressed responses merely adds some standard
\r
1045 * http headers to xmlrpc requests. It is up to the xmlrpc server to return
\r
1046 * compressed responses when receiving such requests.
\r
1047 * @param string $compmethod either 'gzip', 'deflate', 'any' or ''
\r
1050 function setAcceptedCompression($compmethod)
\r
1052 if ($compmethod == 'any')
\r
1053 $this->accepted_compression = array('gzip', 'deflate');
\r
1055 $this->accepted_compression = array($compmethod);
\r
1059 * Enables/disables http compression of xmlrpc request.
\r
1060 * Take care when sending compressed requests: servers might not support them
\r
1061 * (and automatic fallback to uncompressed requests is not yet implemented)
\r
1062 * @param string $compmethod either 'gzip', 'deflate' or ''
\r
1065 function setRequestCompression($compmethod)
\r
1067 $this->request_compression = $compmethod;
\r
1071 * Adds a cookie to list of cookies that will be sent to server.
\r
1072 * NB: setting any param but name and value will turn the cookie into a 'version 1' cookie:
\r
1073 * do not do it unless you know what you are doing
\r
1074 * @param string $name
\r
1075 * @param string $value
\r
1076 * @param string $path
\r
1077 * @param string $domain
\r
1078 * @param int $port
\r
1081 * @todo check correctness of urlencoding cookie value (copied from php way of doing it...)
\r
1083 function setCookie($name, $value='', $path='', $domain='', $port=null)
\r
1085 $this->cookies[$name]['value'] = urlencode($value);
\r
1086 if ($path || $domain || $port)
\r
1088 $this->cookies[$name]['path'] = $path;
\r
1089 $this->cookies[$name]['domain'] = $domain;
\r
1090 $this->cookies[$name]['port'] = $port;
\r
1091 $this->cookies[$name]['version'] = 1;
\r
1095 $this->cookies[$name]['version'] = 0;
\r
1100 * Send an xmlrpc request
\r
1101 * @param mixed $msg The message object, or an array of messages for using multicall, or the complete xml representation of a request
\r
1102 * @param integer $timeout Connection timeout, in seconds, If unspecified, a platform specific timeout will apply
\r
1103 * @param string $method if left unspecified, the http protocol chosen during creation of the object will be used
\r
1104 * @return xmlrpcresp
\r
1107 function& send($msg, $timeout=0, $method='')
\r
1109 // if user deos not specify http protocol, use native method of this client
\r
1110 // (i.e. method set during call to constructor)
\r
1113 $method = $this->method;
\r
1116 if(is_array($msg))
\r
1118 // $msg is an array of xmlrpcmsg's
\r
1119 $r = $this->multicall($msg, $timeout, $method);
\r
1122 elseif(is_string($msg))
\r
1124 $n = new xmlrpcmsg('');
\r
1125 $n->payload = $msg;
\r
1129 // where msg is an xmlrpcmsg
\r
1130 $msg->debug=$this->debug;
\r
1132 if($method == 'https')
\r
1134 $r =& $this->sendPayloadHTTPS(
\r
1148 $this->proxy_user,
\r
1149 $this->proxy_pass,
\r
1150 $this->proxy_authtype,
\r
1156 elseif($method == 'http11')
\r
1158 $r =& $this->sendPayloadCURL(
\r
1172 $this->proxy_user,
\r
1173 $this->proxy_pass,
\r
1174 $this->proxy_authtype,
\r
1181 $r =& $this->sendPayloadHTTP10(
\r
1191 $this->proxy_user,
\r
1192 $this->proxy_pass,
\r
1193 $this->proxy_authtype
\r
1203 function &sendPayloadHTTP10($msg, $server, $port, $timeout=0,
\r
1204 $username='', $password='', $authtype=1, $proxyhost='',
\r
1205 $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1)
\r
1212 // Only create the payload if it was not created previously
\r
1213 if(empty($msg->payload))
\r
1215 $msg->createPayload($this->request_charset_encoding);
\r
1218 $payload = $msg->payload;
\r
1219 // Deflate request body and set appropriate request headers
\r
1220 if(function_exists('gzdeflate') && ($this->request_compression == 'gzip' || $this->request_compression == 'deflate'))
\r
1222 if($this->request_compression == 'gzip')
\r
1224 $a = @gzencode($payload);
\r
1228 $encoding_hdr = "Content-Encoding: gzip\r\n";
\r
1233 $a = @gzcompress($payload);
\r
1237 $encoding_hdr = "Content-Encoding: deflate\r\n";
\r
1243 $encoding_hdr = '';
\r
1246 // thanks to Grant Rauscher <grant7@firstworld.net> for this
\r
1250 $credentials='Authorization: Basic ' . base64_encode($username . ':' . $password) . "\r\n";
\r
1251 if ($authtype != 1)
\r
1253 error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth is supported with HTTP 1.0');
\r
1257 $accepted_encoding = '';
\r
1258 if(is_array($this->accepted_compression) && count($this->accepted_compression))
\r
1260 $accepted_encoding = 'Accept-Encoding: ' . implode(', ', $this->accepted_compression) . "\r\n";
\r
1263 $proxy_credentials = '';
\r
1266 if($proxyport == 0)
\r
1268 $proxyport = 8080;
\r
1270 $connectserver = $proxyhost;
\r
1271 $connectport = $proxyport;
\r
1272 $uri = 'http://'.$server.':'.$port.$this->path;
\r
1273 if($proxyusername != '')
\r
1275 if ($proxyauthtype != 1)
\r
1277 error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth to proxy is supported with HTTP 1.0');
\r
1279 $proxy_credentials = 'Proxy-Authorization: Basic ' . base64_encode($proxyusername.':'.$proxypassword) . "\r\n";
\r
1284 $connectserver = $server;
\r
1285 $connectport = $port;
\r
1286 $uri = $this->path;
\r
1289 // Cookie generation, as per rfc2965 (version 1 cookies) or
\r
1290 // netscape's rules (version 0 cookies)
\r
1292 if (count($this->cookies))
\r
1295 foreach ($this->cookies as $name => $cookie)
\r
1297 if ($cookie['version'])
\r
1299 $version = ' $Version="' . $cookie['version'] . '";';
\r
1300 $cookieheader .= ' ' . $name . '="' . $cookie['value'] . '";';
\r
1301 if ($cookie['path'])
\r
1302 $cookieheader .= ' $Path="' . $cookie['path'] . '";';
\r
1303 if ($cookie['domain'])
\r
1304 $cookieheader .= ' $Domain="' . $cookie['domain'] . '";';
\r
1305 if ($cookie['port'])
\r
1306 $cookieheader .= ' $Port="' . $cookie['port'] . '";';
\r
1310 $cookieheader .= ' ' . $name . '=' . $cookie['value'] . ";";
\r
1313 $cookieheader = 'Cookie:' . $version . substr($cookieheader, 0, -1) . "\r\n";
\r
1316 $op= 'POST ' . $uri. " HTTP/1.0\r\n" .
\r
1317 'User-Agent: ' . $GLOBALS['xmlrpcName'] . ' ' . $GLOBALS['xmlrpcVersion'] . "\r\n" .
\r
1318 'Host: '. $server . ':' . $port . "\r\n" .
\r
1320 $proxy_credentials .
\r
1321 $accepted_encoding .
\r
1323 'Accept-Charset: ' . implode(',', $this->accepted_charset_encodings) . "\r\n" .
\r
1325 'Content-Type: ' . $msg->content_type . "\r\nContent-Length: " .
\r
1326 strlen($payload) . "\r\n\r\n" .
\r
1329 if($this->debug > 1)
\r
1331 print "<PRE>\n---SENDING---\n" . htmlentities($op) . "\n---END---\n</PRE>";
\r
1332 // let the client see this now in case http times out...
\r
1338 $fp=@fsockopen($connectserver, $connectport, $this->errno, $this->errstr, $timeout);
\r
1342 $fp=@fsockopen($connectserver, $connectport, $this->errno, $this->errstr);
\r
1346 if($timeout>0 && function_exists('stream_set_timeout'))
\r
1348 stream_set_timeout($fp, $timeout);
\r
1353 $this->errstr='Connect error: '.$this->errstr;
\r
1354 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $this->errstr . ' (' . $this->errno . ')');
\r
1358 if(!fputs($fp, $op, strlen($op)))
\r
1361 $this->errstr='Write error';
\r
1362 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $this->errstr);
\r
1367 // reset errno and errstr on succesful socket connection
\r
1368 $this->errstr = '';
\r
1370 // G. Giunta 2005/10/24: close socket before parsing.
\r
1371 // should yeld slightly better execution times, and make easier recursive calls (e.g. to follow http redirects)
\r
1375 // shall we check for $data === FALSE?
\r
1376 // as per the manual, it signals an error
\r
1377 $ipd.=fread($fp, 32768);
\r
1378 } while(!feof($fp));
\r
1380 $r =& $msg->parseResponse($ipd, false, $this->return_type);
\r
1388 function &sendPayloadHTTPS($msg, $server, $port, $timeout=0, $username='',
\r
1389 $password='', $authtype=1, $cert='',$certpass='', $cacert='', $cacertdir='',
\r
1390 $proxyhost='', $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1,
\r
1391 $keepalive=false, $key='', $keypass='')
\r
1393 $r =& $this->sendPayloadCURL($msg, $server, $port, $timeout, $username,
\r
1394 $password, $authtype, $cert, $certpass, $cacert, $cacertdir, $proxyhost, $proxyport,
\r
1395 $proxyusername, $proxypassword, $proxyauthtype, 'https', $keepalive, $key, $keypass);
\r
1400 * Contributed by Justin Miller <justin@voxel.net>
\r
1401 * Requires curl to be built into PHP
\r
1402 * NB: CURL versions before 7.11.10 cannot use proxy to talk to https servers!
\r
1405 function &sendPayloadCURL($msg, $server, $port, $timeout=0, $username='',
\r
1406 $password='', $authtype=1, $cert='', $certpass='', $cacert='', $cacertdir='',
\r
1407 $proxyhost='', $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1, $method='https',
\r
1408 $keepalive=false, $key='', $keypass='')
\r
1410 if(!function_exists('curl_init'))
\r
1412 $this->errstr='CURL unavailable on this install';
\r
1413 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_curl'], $GLOBALS['xmlrpcstr']['no_curl']);
\r
1416 if($method == 'https')
\r
1418 if(($info = curl_version()) &&
\r
1419 ((is_string($info) && strpos($info, 'OpenSSL') === null) || (is_array($info) && !isset($info['ssl_version']))))
\r
1421 $this->errstr='SSL unavailable on this install';
\r
1422 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_ssl'], $GLOBALS['xmlrpcstr']['no_ssl']);
\r
1429 if($method == 'http')
\r
1439 // Only create the payload if it was not created previously
\r
1440 if(empty($msg->payload))
\r
1442 $msg->createPayload($this->request_charset_encoding);
\r
1445 // Deflate request body and set appropriate request headers
\r
1446 $payload = $msg->payload;
\r
1447 if(function_exists('gzdeflate') && ($this->request_compression == 'gzip' || $this->request_compression == 'deflate'))
\r
1449 if($this->request_compression == 'gzip')
\r
1451 $a = @gzencode($payload);
\r
1455 $encoding_hdr = 'Content-Encoding: gzip';
\r
1460 $a = @gzcompress($payload);
\r
1464 $encoding_hdr = 'Content-Encoding: deflate';
\r
1470 $encoding_hdr = '';
\r
1473 if($this->debug > 1)
\r
1475 print "<PRE>\n---SENDING---\n" . htmlentities($payload) . "\n---END---\n</PRE>";
\r
1476 // let the client see this now in case http times out...
\r
1480 if(!$keepalive || !$this->xmlrpc_curl_handle)
\r
1482 $curl = curl_init($method . '://' . $server . ':' . $port . $this->path);
\r
1485 $this->xmlrpc_curl_handle = $curl;
\r
1490 $curl = $this->xmlrpc_curl_handle;
\r
1493 // results into variable
\r
1494 curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
\r
1498 curl_setopt($curl, CURLOPT_VERBOSE, 1);
\r
1500 curl_setopt($curl, CURLOPT_USERAGENT, $GLOBALS['xmlrpcName'].' '.$GLOBALS['xmlrpcVersion']);
\r
1501 // required for XMLRPC: post the data
\r
1502 curl_setopt($curl, CURLOPT_POST, 1);
\r
1504 curl_setopt($curl, CURLOPT_POSTFIELDS, $payload);
\r
1506 // return the header too
\r
1507 curl_setopt($curl, CURLOPT_HEADER, 1);
\r
1509 // will only work with PHP >= 5.0
\r
1510 // NB: if we set an empty string, CURL will add http header indicating
\r
1511 // ALL methods it is supporting. This is possibly a better option than
\r
1512 // letting the user tell what curl can / cannot do...
\r
1513 if(is_array($this->accepted_compression) && count($this->accepted_compression))
\r
1515 //curl_setopt($curl, CURLOPT_ENCODING, implode(',', $this->accepted_compression));
\r
1516 // empty string means 'any supported by CURL' (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
\r
1517 if (count($this->accepted_compression) == 1)
\r
1519 curl_setopt($curl, CURLOPT_ENCODING, $this->accepted_compression[0]);
\r
1522 curl_setopt($curl, CURLOPT_ENCODING, '');
\r
1525 $headers = array('Content-Type: ' . $msg->content_type , 'Accept-Charset: ' . implode(',', $this->accepted_charset_encodings));
\r
1526 // if no keepalive is wanted, let the server know it in advance
\r
1529 $headers[] = 'Connection: close';
\r
1531 // request compression header
\r
1534 $headers[] = $encoding_hdr;
\r
1537 curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
\r
1538 // timeout is borked
\r
1541 curl_setopt($curl, CURLOPT_TIMEOUT, $timeout == 1 ? 1 : $timeout - 1);
\r
1544 if($username && $password)
\r
1546 curl_setopt($curl, CURLOPT_USERPWD, $username.':'.$password);
\r
1547 if (defined('CURLOPT_HTTPAUTH'))
\r
1549 curl_setopt($curl, CURLOPT_HTTPAUTH, $authtype);
\r
1551 else if ($authtype != 1)
\r
1553 error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth is supported by the current PHP/curl install');
\r
1557 if($method == 'https')
\r
1562 curl_setopt($curl, CURLOPT_SSLCERT, $cert);
\r
1564 // set cert password
\r
1567 curl_setopt($curl, CURLOPT_SSLCERTPASSWD, $certpass);
\r
1569 // whether to verify remote host's cert
\r
1570 curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, $this->verifypeer);
\r
1571 // set ca certificates file/dir
\r
1574 curl_setopt($curl, CURLOPT_CAINFO, $cacert);
\r
1578 curl_setopt($curl, CURLOPT_CAPATH, $cacertdir);
\r
1580 // set key file (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
\r
1583 curl_setopt($curl, CURLOPT_SSLKEY, $key);
\r
1585 // set key password (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
\r
1588 curl_setopt($curl, CURLOPT_SSLKEYPASSWD, $keypass);
\r
1590 // whether to verify cert's common name (CN); 0 for no, 1 to verify that it exists, and 2 to verify that it matches the hostname used
\r
1591 curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, $this->verifyhost);
\r
1597 if($proxyport == 0)
\r
1599 $proxyport = 8080; // NB: even for HTTPS, local connection is on port 8080
\r
1601 curl_setopt($curl, CURLOPT_PROXY, $proxyhost.':'.$proxyport);
\r
1602 //curl_setopt($curl, CURLOPT_PROXYPORT,$proxyport);
\r
1603 if($proxyusername)
\r
1605 curl_setopt($curl, CURLOPT_PROXYUSERPWD, $proxyusername.':'.$proxypassword);
\r
1606 if (defined('CURLOPT_PROXYAUTH'))
\r
1608 curl_setopt($curl, CURLOPT_PROXYAUTH, $proxyauthtype);
\r
1610 else if ($proxyauthtype != 1)
\r
1612 error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth to proxy is supported by the current PHP/curl install');
\r
1617 // NB: should we build cookie http headers by hand rather than let CURL do it?
\r
1618 // the following code does not honour 'expires', 'path' and 'domain' cookie attributes
\r
1619 // set to client obj the the user...
\r
1620 if (count($this->cookies))
\r
1622 $cookieheader = '';
\r
1623 foreach ($this->cookies as $name => $cookie)
\r
1625 $cookieheader .= $name . '=' . $cookie['value'] . '; ';
\r
1627 curl_setopt($curl, CURLOPT_COOKIE, substr($cookieheader, 0, -2));
\r
1630 $result = curl_exec($curl);
\r
1632 if ($this->debug > 1)
\r
1634 print "<PRE>\n---CURL INFO---\n";
\r
1635 foreach(curl_getinfo($curl) as $name => $val)
\r
1636 print $name . ': ' . htmlentities($val). "\n";
\r
1637 print "---END---\n</PRE>";
\r
1640 if(!$result) /// @todo we should use a better check here - what if we get back '' or '0'?
\r
1642 $this->errstr='no response';
\r
1643 $resp=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['curl_fail'], $GLOBALS['xmlrpcstr']['curl_fail']. ': '. curl_error($curl));
\r
1644 curl_close($curl);
\r
1647 $this->xmlrpc_curl_handle = null;
\r
1654 curl_close($curl);
\r
1656 $resp =& $msg->parseResponse($result, true, $this->return_type);
\r
1662 * Send an array of request messages and return an array of responses.
\r
1663 * Unless $this->no_multicall has been set to true, it will try first
\r
1664 * to use one single xmlrpc call to server method system.multicall, and
\r
1665 * revert to sending many successive calls in case of failure.
\r
1666 * This failure is also stored in $this->no_multicall for subsequent calls.
\r
1667 * Unfortunately, there is no server error code universally used to denote
\r
1668 * the fact that multicall is unsupported, so there is no way to reliably
\r
1669 * distinguish between that and a temporary failure.
\r
1670 * If you are sure that server supports multicall and do not want to
\r
1671 * fallback to using many single calls, set the fourth parameter to FALSE.
\r
1673 * NB: trying to shoehorn extra functionality into existing syntax has resulted
\r
1674 * in pretty much convoluted code...
\r
1676 * @param array $msgs an array of xmlrpcmsg objects
\r
1677 * @param integer $timeout connection timeout (in seconds)
\r
1678 * @param string $method the http protocol variant to be used
\r
1679 * @param boolean fallback When true, upon receiveing an error during multicall, multiple single calls will be attempted
\r
1683 function multicall($msgs, $timeout=0, $method='', $fallback=true)
\r
1685 if ($method == '')
\r
1687 $method = $this->method;
\r
1689 if(!$this->no_multicall)
\r
1691 $results = $this->_try_multicall($msgs, $timeout, $method);
\r
1692 if(is_array($results))
\r
1694 // System.multicall succeeded
\r
1699 // either system.multicall is unsupported by server,
\r
1700 // or call failed for some other reason.
\r
1703 // Don't try it next time...
\r
1704 $this->no_multicall = true;
\r
1708 if (is_a($results, 'xmlrpcresp'))
\r
1710 $result = $results;
\r
1714 $result = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['multicall_error'], $GLOBALS['xmlrpcstr']['multicall_error']);
\r
1721 // override fallback, in case careless user tries to do two
\r
1722 // opposite things at the same time
\r
1726 $results = array();
\r
1729 // system.multicall is (probably) unsupported by server:
\r
1730 // emulate multicall via multiple requests
\r
1731 foreach($msgs as $msg)
\r
1733 $results[] =& $this->send($msg, $timeout, $method);
\r
1738 // user does NOT want to fallback on many single calls:
\r
1739 // since we should always return an array of responses,
\r
1740 // return an array with the same error repeated n times
\r
1741 foreach($msgs as $msg)
\r
1743 $results[] = $result;
\r
1750 * Attempt to boxcar $msgs via system.multicall.
\r
1751 * Returns either an array of xmlrpcreponses, an xmlrpc error response
\r
1752 * or false (when received response does not respect valid multicall syntax)
\r
1755 function _try_multicall($msgs, $timeout, $method)
\r
1757 // Construct multicall message
\r
1759 foreach($msgs as $msg)
\r
1761 $call['methodName'] = new xmlrpcval($msg->method(),'string');
\r
1762 $numParams = $msg->getNumParams();
\r
1763 $params = array();
\r
1764 for($i = 0; $i < $numParams; $i++)
\r
1766 $params[$i] = $msg->getParam($i);
\r
1768 $call['params'] = new xmlrpcval($params, 'array');
\r
1769 $calls[] = new xmlrpcval($call, 'struct');
\r
1771 $multicall = new xmlrpcmsg('system.multicall');
\r
1772 $multicall->addParam(new xmlrpcval($calls, 'array'));
\r
1774 // Attempt RPC call
\r
1775 $result =& $this->send($multicall, $timeout, $method);
\r
1777 if($result->faultCode() != 0)
\r
1779 // call to system.multicall failed
\r
1783 // Unpack responses.
\r
1784 $rets = $result->value();
\r
1786 if ($this->return_type == 'xml')
\r
1790 else if ($this->return_type == 'phpvals')
\r
1792 ///@todo test this code branch...
\r
1793 $rets = $result->value();
\r
1794 if(!is_array($rets))
\r
1796 return false; // bad return type from system.multicall
\r
1798 $numRets = count($rets);
\r
1799 if($numRets != count($msgs))
\r
1801 return false; // wrong number of return values.
\r
1804 $response = array();
\r
1805 for($i = 0; $i < $numRets; $i++)
\r
1808 if (!is_array($val)) {
\r
1811 switch(count($val))
\r
1814 if(!isset($val[0]))
\r
1816 return false; // Bad value
\r
1818 // Normal return value
\r
1819 $response[$i] = new xmlrpcresp($val[0], 0, '', 'phpvals');
\r
1822 /// @todo remove usage of @: it is apparently quite slow
\r
1823 $code = @$val['faultCode'];
\r
1824 if(!is_int($code))
\r
1828 $str = @$val['faultString'];
\r
1829 if(!is_string($str))
\r
1833 $response[$i] = new xmlrpcresp(0, $code, $str);
\r
1841 else // return type == 'xmlrpcvals'
\r
1843 $rets = $result->value();
\r
1844 if($rets->kindOf() != 'array')
\r
1846 return false; // bad return type from system.multicall
\r
1848 $numRets = $rets->arraysize();
\r
1849 if($numRets != count($msgs))
\r
1851 return false; // wrong number of return values.
\r
1854 $response = array();
\r
1855 for($i = 0; $i < $numRets; $i++)
\r
1857 $val = $rets->arraymem($i);
\r
1858 switch($val->kindOf())
\r
1861 if($val->arraysize() != 1)
\r
1863 return false; // Bad value
\r
1865 // Normal return value
\r
1866 $response[$i] = new xmlrpcresp($val->arraymem(0));
\r
1869 $code = $val->structmem('faultCode');
\r
1870 if($code->kindOf() != 'scalar' || $code->scalartyp() != 'int')
\r
1874 $str = $val->structmem('faultString');
\r
1875 if($str->kindOf() != 'scalar' || $str->scalartyp() != 'string')
\r
1879 $response[$i] = new xmlrpcresp(0, $code->scalarval(), $str->scalarval());
\r
1888 } // end class xmlrpc_client
\r
1897 var $hdrs = array();
\r
1898 var $_cookies = array();
\r
1899 var $content_type = 'text/xml';
\r
1900 var $raw_data = '';
\r
1903 * @param mixed $val either an xmlrpcval obj, a php value or the xml serialization of an xmlrpcval (a string)
\r
1904 * @param integer $fcode set it to anything but 0 to create an error response
\r
1905 * @param string $fstr the error string, in case of an error response
\r
1906 * @param string $valtyp either 'xmlrpcvals', 'phpvals' or 'xml'
\r
1908 * @todo add check that $val / $fcode / $fstr is of correct type???
\r
1909 * NB: as of now we do not do it, since it might be either an xmlrpcval or a plain
\r
1910 * php val, or a complete xml chunk, depending on usage of xmlrpc_client::send() inside which creator is called...
\r
1912 function xmlrpcresp($val, $fcode = 0, $fstr = '', $valtyp='')
\r
1917 $this->errno = $fcode;
\r
1918 $this->errstr = $fstr;
\r
1919 //$this->errstr = htmlspecialchars($fstr); // XXX: encoding probably shouldn't be done here; fix later.
\r
1923 // successful response
\r
1924 $this->val = $val;
\r
1925 if ($valtyp == '')
\r
1927 // user did not declare type of response value: try to guess it
\r
1928 if (is_object($this->val) && is_a($this->val, 'xmlrpcval'))
\r
1930 $this->valtyp = 'xmlrpcvals';
\r
1932 else if (is_string($this->val))
\r
1934 $this->valtyp = 'xml';
\r
1939 $this->valtyp = 'phpvals';
\r
1944 // user declares type of resp value: believe him
\r
1945 $this->valtyp = $valtyp;
\r
1951 * Returns the error code of the response.
\r
1952 * @return integer the error code of this response (0 for not-error responses)
\r
1955 function faultCode()
\r
1957 return $this->errno;
\r
1961 * Returns the error code of the response.
\r
1962 * @return string the error string of this response ('' for not-error responses)
\r
1965 function faultString()
\r
1967 return $this->errstr;
\r
1971 * Returns the value received by the server.
\r
1972 * @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
1977 return $this->val;
\r
1981 * Returns an array with the cookies received from the server.
\r
1982 * Array has the form: $cookiename => array ('value' => $val, $attr1 => $val1, $attr2 = $val2, ...)
\r
1983 * with attributes being e.g. 'expires', 'path', domain'.
\r
1984 * NB: cookies sent as 'expired' by the server (i.e. with an expiry date in the past)
\r
1985 * are still present in the array. It is up to the user-defined code to decide
\r
1986 * how to use the received cookies, and wheter they have to be sent back with the next
\r
1987 * request to the server (using xmlrpc_client::setCookie) or not
\r
1988 * @return array array of cookies received from the server
\r
1991 function cookies()
\r
1993 return $this->_cookies;
\r
1997 * Returns xml representation of the response. XML prologue not included
\r
1998 * @param string $charset_encoding the charset to be used for serialization. if null, US-ASCII is assumed
\r
1999 * @return string the xml representation of the response
\r
2002 function serialize($charset_encoding='')
\r
2004 if ($charset_encoding != '')
\r
2005 $this->content_type = 'text/xml; charset=' . $charset_encoding;
\r
2007 $this->content_type = 'text/xml';
\r
2008 $result = "<methodResponse>\n";
\r
2011 // G. Giunta 2005/2/13: let non-ASCII response messages be tolerated by clients
\r
2012 // by xml-encoding non ascii chars
\r
2013 $result .= "<fault>\n" .
\r
2014 "<value>\n<struct><member><name>faultCode</name>\n<value><int>" . $this->errno .
\r
2015 "</int></value>\n</member>\n<member>\n<name>faultString</name>\n<value><string>" .
\r
2016 xmlrpc_encode_entitites($this->errstr, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding) . "</string></value>\n</member>\n" .
\r
2017 "</struct>\n</value>\n</fault>";
\r
2021 if(!is_object($this->val) || !is_a($this->val, 'xmlrpcval'))
\r
2023 if (is_string($this->val) && $this->valtyp == 'xml')
\r
2025 $result .= "<params>\n<param>\n" .
\r
2027 "</param>\n</params>";
\r
2031 /// @todo try to build something serializable?
\r
2032 die('cannot serialize xmlrpcresp objects whose content is native php values');
\r
2037 $result .= "<params>\n<param>\n" .
\r
2038 $this->val->serialize($charset_encoding) .
\r
2039 "</param>\n</params>";
\r
2042 $result .= "\n</methodResponse>";
\r
2043 $this->payload = $result;
\r
2052 var $params=array();
\r
2054 var $content_type = 'text/xml';
\r
2057 * @param string $meth the name of the method to invoke
\r
2058 * @param array $pars array of parameters to be paased to the method (xmlrpcval objects)
\r
2060 function xmlrpcmsg($meth, $pars=0)
\r
2062 $this->methodname=$meth;
\r
2063 if(is_array($pars) && count($pars)>0)
\r
2065 for($i=0; $i<count($pars); $i++)
\r
2067 $this->addParam($pars[$i]);
\r
2075 function xml_header($charset_encoding='')
\r
2077 if ($charset_encoding != '')
\r
2079 return "<?xml version=\"1.0\" encoding=\"$charset_encoding\" ?" . ">\n<methodCall>\n";
\r
2083 return "<?xml version=\"1.0\"?" . ">\n<methodCall>\n";
\r
2090 function xml_footer()
\r
2092 return '</methodCall>';
\r
2106 function createPayload($charset_encoding='')
\r
2108 if ($charset_encoding != '')
\r
2109 $this->content_type = 'text/xml; charset=' . $charset_encoding;
\r
2111 $this->content_type = 'text/xml';
\r
2112 $this->payload=$this->xml_header($charset_encoding);
\r
2113 $this->payload.='<methodName>' . $this->methodname . "</methodName>\n";
\r
2114 $this->payload.="<params>\n";
\r
2115 for($i=0; $i<count($this->params); $i++)
\r
2117 $p=$this->params[$i];
\r
2118 $this->payload.="<param>\n" . $p->serialize($charset_encoding) .
\r
2121 $this->payload.="</params>\n";
\r
2122 $this->payload.=$this->xml_footer();
\r
2126 * Gets/sets the xmlrpc method to be invoked
\r
2127 * @param string $meth the method to be set (leave empty not to set it)
\r
2128 * @return string the method that will be invoked
\r
2131 function method($meth='')
\r
2135 $this->methodname=$meth;
\r
2137 return $this->methodname;
\r
2141 * Returns xml representation of the message. XML prologue included
\r
2142 * @return string the xml representation of the message, xml prologue included
\r
2145 function serialize($charset_encoding='')
\r
2147 $this->createPayload($charset_encoding);
\r
2148 return $this->payload;
\r
2152 * Add a parameter to the list of parameters to be used upon method invocation
\r
2153 * @param xmlrpcval $par
\r
2154 * @return boolean false on failure
\r
2157 function addParam($par)
\r
2159 // add check: do not add to self params which are not xmlrpcvals
\r
2160 if(is_object($par) && is_a($par, 'xmlrpcval'))
\r
2162 $this->params[]=$par;
\r
2172 * Returns the nth parameter in the message. The index zero-based.
\r
2173 * @param integer $i the index of the parameter to fetch (zero based)
\r
2174 * @return xmlrpcval the i-th parameter
\r
2177 function getParam($i) { return $this->params[$i]; }
\r
2180 * Returns the number of parameters in the messge.
\r
2181 * @return integer the number of parameters currently set
\r
2184 function getNumParams() { return count($this->params); }
\r
2187 * Given an open file handle, read all data available and parse it as axmlrpc response.
\r
2188 * NB: the file handle is not closed by this function.
\r
2189 * NNB: might have trouble in rare cases to work on network streams, as we
\r
2190 * check for a read of 0 bytes instead of feof($fp).
\r
2191 * But since checking for feof(null) returns false, we would risk an
\r
2192 * infinite loop in that case, because we cannot trust the caller
\r
2193 * to give us a valid pointer to an open file...
\r
2195 * @return xmlrpcresp
\r
2196 * @todo add 2nd & 3rd param to be passed to ParseResponse() ???
\r
2198 function &parseResponseFile($fp)
\r
2201 while($data=fread($fp, 32768))
\r
2206 $r =& $this->parseResponse($ipd);
\r
2211 * Parses HTTP headers and separates them from data.
\r
2214 function &parseResponseHeaders(&$data, $headers_processed=false)
\r
2216 // Support "web-proxy-tunelling" connections for https through proxies
\r
2217 if(preg_match('/^HTTP\/1\.[0-1] 200 Connection established/', $data))
\r
2219 // Look for CR/LF or simple LF as line separator,
\r
2220 // (even though it is not valid http)
\r
2221 $pos = strpos($data,"\r\n\r\n");
\r
2222 if($pos || is_int($pos))
\r
2228 $pos = strpos($data,"\n\n");
\r
2229 if($pos || is_int($pos))
\r
2235 // No separation between response headers and body: fault?
\r
2241 // this filters out all http headers from proxy.
\r
2242 // maybe we could take them into account, too?
\r
2243 $data = substr($data, $bd);
\r
2247 error_log('XML-RPC: xmlrpcmsg::parseResponse: HTTPS via proxy error, tunnel connection possibly failed');
\r
2248 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $GLOBALS['xmlrpcstr']['http_error']. ' (HTTPS via proxy error, tunnel connection possibly failed)');
\r
2253 // Strip HTTP 1.1 100 Continue header if present
\r
2254 while(preg_match('/^HTTP\/1\.1 1[0-9]{2} /', $data))
\r
2256 $pos = strpos($data, 'HTTP', 12);
\r
2257 // server sent a Continue header without any (valid) content following...
\r
2258 // give the client a chance to know it
\r
2259 if(!$pos && !is_int($pos)) // works fine in php 3, 4 and 5
\r
2263 $data = substr($data, $pos);
\r
2265 if(!preg_match('/^HTTP\/[0-9.]+ 200 /', $data))
\r
2267 $errstr= substr($data, 0, strpos($data, "\n")-1);
\r
2268 error_log('XML-RPC: xmlrpcmsg::parseResponse: HTTP error, got response: ' .$errstr);
\r
2269 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $GLOBALS['xmlrpcstr']['http_error']. ' (' . $errstr . ')');
\r
2273 $GLOBALS['_xh']['headers'] = array();
\r
2274 $GLOBALS['_xh']['cookies'] = array();
\r
2276 // be tolerant to usage of \n instead of \r\n to separate headers and data
\r
2277 // (even though it is not valid http)
\r
2278 $pos = strpos($data,"\r\n\r\n");
\r
2279 if($pos || is_int($pos))
\r
2285 $pos = strpos($data,"\n\n");
\r
2286 if($pos || is_int($pos))
\r
2292 // No separation between response headers and body: fault?
\r
2293 // we could take some action here instead of going on...
\r
2297 // be tolerant to line endings, and extra empty lines
\r
2298 $ar = preg_split("/\r?\n/", trim(substr($data, 0, $pos)));
\r
2299 while(list(,$line) = @each($ar))
\r
2301 // take care of multi-line headers and cookies
\r
2302 $arr = explode(':',$line,2);
\r
2303 if(count($arr) > 1)
\r
2305 $header_name = strtolower(trim($arr[0]));
\r
2306 /// @todo some other headers (the ones that allow a CSV list of values)
\r
2307 /// do allow many values to be passed using multiple header lines.
\r
2308 /// We should add content to $GLOBALS['_xh']['headers'][$header_name]
\r
2309 /// instead of replacing it for those...
\r
2310 if ($header_name == 'set-cookie' || $header_name == 'set-cookie2')
\r
2312 if ($header_name == 'set-cookie2')
\r
2314 // version 2 cookies:
\r
2315 // there could be many cookies on one line, comma separated
\r
2316 $cookies = explode(',', $arr[1]);
\r
2320 $cookies = array($arr[1]);
\r
2322 foreach ($cookies as $cookie)
\r
2324 // glue together all received cookies, using a comma to separate them
\r
2325 // (same as php does with getallheaders())
\r
2326 if (isset($GLOBALS['_xh']['headers'][$header_name]))
\r
2327 $GLOBALS['_xh']['headers'][$header_name] .= ', ' . trim($cookie);
\r
2329 $GLOBALS['_xh']['headers'][$header_name] = trim($cookie);
\r
2330 // parse cookie attributes, in case user wants to correctly honour them
\r
2331 // feature creep: only allow rfc-compliant cookie attributes?
\r
2332 // @todo support for server sending multiple time cookie with same name, but using different PATHs
\r
2333 $cookie = explode(';', $cookie);
\r
2334 foreach ($cookie as $pos => $val)
\r
2336 $val = explode('=', $val, 2);
\r
2337 $tag = trim($val[0]);
\r
2338 $val = trim(@$val[1]);
\r
2339 /// @todo with version 1 cookies, we should strip leading and trailing " chars
\r
2342 $cookiename = $tag;
\r
2343 $GLOBALS['_xh']['cookies'][$tag] = array();
\r
2344 $GLOBALS['_xh']['cookies'][$cookiename]['value'] = urldecode($val);
\r
2348 if ($tag != 'value')
\r
2350 $GLOBALS['_xh']['cookies'][$cookiename][$tag] = $val;
\r
2358 $GLOBALS['_xh']['headers'][$header_name] = trim($arr[1]);
\r
2361 elseif(isset($header_name))
\r
2363 /// @todo version1 cookies might span multiple lines, thus breaking the parsing above
\r
2364 $GLOBALS['_xh']['headers'][$header_name] .= ' ' . trim($line);
\r
2368 $data = substr($data, $bd);
\r
2370 if($this->debug && count($GLOBALS['_xh']['headers']))
\r
2373 foreach($GLOBALS['_xh']['headers'] as $header => $value)
\r
2375 print htmlentities("HEADER: $header: $value\n");
\r
2377 foreach($GLOBALS['_xh']['cookies'] as $header => $value)
\r
2379 print htmlentities("COOKIE: $header={$value['value']}\n");
\r
2384 // if CURL was used for the call, http headers have been processed,
\r
2385 // and dechunking + reinflating have been carried out
\r
2386 if(!$headers_processed)
\r
2388 // Decode chunked encoding sent by http 1.1 servers
\r
2389 if(isset($GLOBALS['_xh']['headers']['transfer-encoding']) && $GLOBALS['_xh']['headers']['transfer-encoding'] == 'chunked')
\r
2391 if(!$data = decode_chunked($data))
\r
2393 error_log('XML-RPC: xmlrpcmsg::parseResponse: errors occurred when trying to rebuild the chunked data received from server');
\r
2394 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['dechunk_fail'], $GLOBALS['xmlrpcstr']['dechunk_fail']);
\r
2399 // Decode gzip-compressed stuff
\r
2400 // code shamelessly inspired from nusoap library by Dietrich Ayala
\r
2401 if(isset($GLOBALS['_xh']['headers']['content-encoding']))
\r
2403 $GLOBALS['_xh']['headers']['content-encoding'] = str_replace('x-', '', $GLOBALS['_xh']['headers']['content-encoding']);
\r
2404 if($GLOBALS['_xh']['headers']['content-encoding'] == 'deflate' || $GLOBALS['_xh']['headers']['content-encoding'] == 'gzip')
\r
2406 // if decoding works, use it. else assume data wasn't gzencoded
\r
2407 if(function_exists('gzinflate'))
\r
2409 if($GLOBALS['_xh']['headers']['content-encoding'] == 'deflate' && $degzdata = @gzuncompress($data))
\r
2411 $data = $degzdata;
\r
2413 print "<PRE>---INFLATED RESPONSE---[".strlen($data)." chars]---\n" . htmlentities($data) . "\n---END---</PRE>";
\r
2415 elseif($GLOBALS['_xh']['headers']['content-encoding'] == 'gzip' && $degzdata = @gzinflate(substr($data, 10)))
\r
2417 $data = $degzdata;
\r
2419 print "<PRE>---INFLATED RESPONSE---[".strlen($data)." chars]---\n" . htmlentities($data) . "\n---END---</PRE>";
\r
2423 error_log('XML-RPC: xmlrpcmsg::parseResponse: errors occurred when trying to decode the deflated data received from server');
\r
2424 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['decompress_fail'], $GLOBALS['xmlrpcstr']['decompress_fail']);
\r
2430 error_log('XML-RPC: xmlrpcmsg::parseResponse: the server sent deflated data. Your php install must have the Zlib extension compiled in to support this.');
\r
2431 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['cannot_decompress'], $GLOBALS['xmlrpcstr']['cannot_decompress']);
\r
2436 } // end of 'if needed, de-chunk, re-inflate response'
\r
2438 // real stupid hack to avoid PHP 4 complaining about returning NULL by ref
\r
2445 * Parse the xmlrpc response contained in the string $data and return an xmlrpcresp object.
\r
2446 * @param string $data the xmlrpc response, eventually including http headers
\r
2447 * @param bool $headers_processed when true prevents parsing HTTP headers for interpretation of content-encoding and consequent decoding
\r
2448 * @param string $return_type decides return type, i.e. content of response->value(). Either 'xmlrpcvals', 'xml' or 'phpvals'
\r
2449 * @return xmlrpcresp
\r
2452 function &parseResponse($data='', $headers_processed=false, $return_type='xmlrpcvals')
\r
2456 //by maHo, replaced htmlspecialchars with htmlentities
\r
2457 print "<PRE>---GOT---\n" . htmlentities($data) . "\n---END---\n</PRE>";
\r
2462 error_log('XML-RPC: xmlrpcmsg::parseResponse: no response received from server.');
\r
2463 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_data'], $GLOBALS['xmlrpcstr']['no_data']);
\r
2467 $GLOBALS['_xh']=array();
\r
2469 $raw_data = $data;
\r
2470 // parse the HTTP headers of the response, if present, and separate them from data
\r
2471 if(substr($data, 0, 4) == 'HTTP')
\r
2473 $r =& $this->parseResponseHeaders($data, $headers_processed);
\r
2476 // failed processing of HTTP response headers
\r
2477 // save into response obj the full payload received, for debugging
\r
2478 $r->raw_data = $data;
\r
2484 $GLOBALS['_xh']['headers'] = array();
\r
2485 $GLOBALS['_xh']['cookies'] = array();
\r
2490 $start = strpos($data, '<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
\r
2493 $start += strlen('<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
\r
2494 $end = strpos($data, '-->', $start);
\r
2495 $comments = substr($data, $start, $end-$start);
\r
2496 print "<PRE>---SERVER DEBUG INFO (DECODED) ---\n\t".htmlentities(str_replace("\n", "\n\t", base64_decode($comments)))."\n---END---\n</PRE>";
\r
2500 // be tolerant of extra whitespace in response body
\r
2501 $data = trim($data);
\r
2503 /// @todo return an error msg if $data=='' ?
\r
2505 // be tolerant of junk after methodResponse (e.g. javascript ads automatically inserted by free hosts)
\r
2506 // idea from Luca Mariano <luca.mariano@email.it> originally in PEARified version of the lib
\r
2508 // Poor man's version of strrpos for php 4...
\r
2509 $pos = strpos($data, '</methodResponse>');
\r
2510 while($pos || is_int($pos))
\r
2513 $pos = strpos($data, '</methodResponse>', $bd);
\r
2517 $data = substr($data, 0, $bd);
\r
2520 // if user wants back raw xml, give it to him
\r
2521 if ($return_type == 'xml')
\r
2523 $r = new xmlrpcresp($data, 0, '', 'xml');
\r
2524 $r->hdrs = $GLOBALS['_xh']['headers'];
\r
2525 $r->_cookies = $GLOBALS['_xh']['cookies'];
\r
2526 $r->raw_data = $raw_data;
\r
2530 // try to 'guestimate' the character encoding of the received response
\r
2531 $resp_encoding = guess_encoding(@$GLOBALS['_xh']['headers']['content-type'], $data);
\r
2533 $GLOBALS['_xh']['ac']='';
\r
2534 //$GLOBALS['_xh']['qt']=''; //unused...
\r
2535 $GLOBALS['_xh']['stack'] = array();
\r
2536 $GLOBALS['_xh']['valuestack'] = array();
\r
2537 $GLOBALS['_xh']['isf']=0; // 0 = OK, 1 for xmlrpc fault responses, 2 = invalid xmlrpc
\r
2538 $GLOBALS['_xh']['isf_reason']='';
\r
2539 $GLOBALS['_xh']['rt']=''; // 'methodcall or 'methodresponse'
\r
2541 // if response charset encoding is not known / supported, try to use
\r
2542 // the default encoding and parse the xml anyway, but log a warning...
\r
2543 if (!in_array($resp_encoding, array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
\r
2544 // the following code might be better for mb_string enabled installs, but
\r
2545 // makes the lib about 200% slower...
\r
2546 //if (!is_valid_charset($resp_encoding, array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
\r
2548 error_log('XML-RPC: xmlrpcmsg::parseResponse: invalid charset encoding of received response: '.$resp_encoding);
\r
2549 $resp_encoding = $GLOBALS['xmlrpc_defencoding'];
\r
2551 $parser = xml_parser_create($resp_encoding);
\r
2552 xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);
\r
2553 // G. Giunta 2005/02/13: PHP internally uses ISO-8859-1, so we have to tell
\r
2554 // the xml parser to give us back data in the expected charset.
\r
2555 // What if internal encoding is not in one of the 3 allowed?
\r
2556 // we use the broadest one, ie. utf8
\r
2557 // This allows to send data which is native in various charset,
\r
2558 // by extending xmlrpc_encode_entitites() and setting xmlrpc_internalencoding
\r
2559 if (!in_array($GLOBALS['xmlrpc_internalencoding'], array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
\r
2561 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8');
\r
2565 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, $GLOBALS['xmlrpc_internalencoding']);
\r
2568 if ($return_type == 'phpvals')
\r
2570 xml_set_element_handler($parser, 'xmlrpc_se', 'xmlrpc_ee_fast');
\r
2574 xml_set_element_handler($parser, 'xmlrpc_se', 'xmlrpc_ee');
\r
2577 xml_set_character_data_handler($parser, 'xmlrpc_cd');
\r
2578 xml_set_default_handler($parser, 'xmlrpc_dh');
\r
2580 // first error check: xml not well formed
\r
2581 if(!xml_parse($parser, $data, count($data)))
\r
2583 // thanks to Peter Kocks <peter.kocks@baygate.com>
\r
2584 if((xml_get_current_line_number($parser)) == 1)
\r
2586 $errstr = 'XML error at line 1, check URL';
\r
2590 $errstr = sprintf('XML error: %s at line %d, column %d',
\r
2591 xml_error_string(xml_get_error_code($parser)),
\r
2592 xml_get_current_line_number($parser), xml_get_current_column_number($parser));
\r
2594 error_log($errstr);
\r
2595 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'], $GLOBALS['xmlrpcstr']['invalid_return'].' ('.$errstr.')');
\r
2596 xml_parser_free($parser);
\r
2601 $r->hdrs = $GLOBALS['_xh']['headers'];
\r
2602 $r->_cookies = $GLOBALS['_xh']['cookies'];
\r
2603 $r->raw_data = $raw_data;
\r
2606 xml_parser_free($parser);
\r
2607 // second error check: xml well formed but not xml-rpc compliant
\r
2608 if ($GLOBALS['_xh']['isf'] > 1)
\r
2612 /// @todo echo something for user?
\r
2615 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'],
\r
2616 $GLOBALS['xmlrpcstr']['invalid_return'] . ' ' . $GLOBALS['_xh']['isf_reason']);
\r
2618 // third error check: parsing of the response has somehow gone boink.
\r
2619 // NB: shall we omit this check, since we trust the parsing code?
\r
2620 elseif ($return_type == 'xmlrpcvals' && !is_object($GLOBALS['_xh']['value']))
\r
2622 // something odd has happened
\r
2623 // and it's time to generate a client side error
\r
2624 // indicating something odd went on
\r
2625 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'],
\r
2626 $GLOBALS['xmlrpcstr']['invalid_return']);
\r
2632 print "<PRE>---PARSED---\n";
\r
2633 // somehow htmlentities chokes on var_export, and some full html string...
\r
2634 //print htmlentitites(var_export($GLOBALS['_xh']['value'], true));
\r
2635 print htmlspecialchars(var_export($GLOBALS['_xh']['value'], true));
\r
2636 print "\n---END---</PRE>";
\r
2639 // note that using =& will raise an error if $GLOBALS['_xh']['st'] does not generate an object.
\r
2640 $v =& $GLOBALS['_xh']['value'];
\r
2642 if($GLOBALS['_xh']['isf'])
\r
2644 /// @todo we should test here if server sent an int and a string,
\r
2645 /// and/or coerce them into such...
\r
2646 if ($return_type == 'xmlrpcvals')
\r
2648 $errno_v = $v->structmem('faultCode');
\r
2649 $errstr_v = $v->structmem('faultString');
\r
2650 $errno = $errno_v->scalarval();
\r
2651 $errstr = $errstr_v->scalarval();
\r
2655 $errno = $v['faultCode'];
\r
2656 $errstr = $v['faultString'];
\r
2661 // FAULT returned, errno needs to reflect that
\r
2665 $r = new xmlrpcresp(0, $errno, $errstr);
\r
2669 $r=new xmlrpcresp($v, 0, '', $return_type);
\r
2673 $r->hdrs = $GLOBALS['_xh']['headers'];
\r
2674 $r->_cookies = $GLOBALS['_xh']['cookies'];
\r
2675 $r->raw_data = $raw_data;
\r
2684 var $_php_class=null;
\r
2687 * @param mixed $val
\r
2688 * @param string $type any valid xmlrpc type name (lowercase). If null, 'string' is assumed
\r
2690 function xmlrpcval($val=-1, $type='')
\r
2692 /// @todo: optimization creep - do not call addXX, do it all inline.
\r
2693 /// downside: booleans will not be coerced anymore
\r
2694 if($val!==-1 || $type!='')
\r
2696 // optimization creep: inlined all work done by constructor
\r
2701 $this->me['string']=$val;
\r
2708 case 'dateTime.iso8601':
\r
2712 $this->me[$type]=$val;
\r
2716 $this->me['array']=$val;
\r
2720 $this->me['struct']=$val;
\r
2723 error_log("XML-RPC: xmlrpcval::xmlrpcval: not a known type ($type)");
\r
2729 if($GLOBALS['xmlrpcTypes'][$type]==1)
\r
2731 $this->addScalar($val,$type);
\r
2733 elseif($GLOBALS['xmlrpcTypes'][$type]==2)
\r
2735 $this->addArray($val);
\r
2737 elseif($GLOBALS['xmlrpcTypes'][$type]==3)
\r
2739 $this->addStruct($val);
\r
2745 * Add a single php value to an (unitialized) xmlrpcval
\r
2746 * @param mixed $val
\r
2747 * @param string $type
\r
2748 * @return int 1 or 0 on failure
\r
2750 function addScalar($val, $type='string')
\r
2752 $typeof=@$GLOBALS['xmlrpcTypes'][$type];
\r
2755 error_log("XML-RPC: xmlrpcval::addScalar: not a scalar type ($type)");
\r
2759 // coerce booleans into correct values
\r
2760 // NB: we should iether do it for datetimes, integers and doubles, too,
\r
2761 // or just plain remove this check, implemnted on booleans only...
\r
2762 if($type==$GLOBALS['xmlrpcBoolean'])
\r
2764 if(strcasecmp($val,'true')==0 || $val==1 || ($val==true && strcasecmp($val,'false')))
\r
2774 switch($this->mytype)
\r
2777 error_log('XML-RPC: xmlrpcval::addScalar: scalar xmlrpcval can have only one value');
\r
2780 error_log('XML-RPC: xmlrpcval::addScalar: cannot add anonymous scalar to struct xmlrpcval');
\r
2783 // we're adding a scalar value to an array here
\r
2784 //$ar=$this->me['array'];
\r
2785 //$ar[]=new xmlrpcval($val, $type);
\r
2786 //$this->me['array']=$ar;
\r
2787 // Faster (?) avoid all the costly array-copy-by-val done here...
\r
2788 $this->me['array'][]=new xmlrpcval($val, $type);
\r
2791 // a scalar, so set the value and remember we're scalar
\r
2792 $this->me[$type]=$val;
\r
2793 $this->mytype=$typeof;
\r
2799 * Add an array of xmlrpcval objects to an xmlrpcval
\r
2800 * @param array $vals
\r
2801 * @return int 1 or 0 on failure
\r
2804 * @todo add some checking for $vals to be an array of xmlrpcvals?
\r
2806 function addArray($vals)
\r
2808 if($this->mytype==0)
\r
2810 $this->mytype=$GLOBALS['xmlrpcTypes']['array'];
\r
2811 $this->me['array']=$vals;
\r
2814 elseif($this->mytype==2)
\r
2816 // we're adding to an array here
\r
2817 $this->me['array'] = array_merge($this->me['array'], $vals);
\r
2822 error_log('XML-RPC: xmlrpcval::addArray: already initialized as a [' . $this->kindOf() . ']');
\r
2828 * Add an array of named xmlrpcval objects to an xmlrpcval
\r
2829 * @param array $vals
\r
2830 * @return int 1 or 0 on failure
\r
2833 * @todo add some checking for $vals to be an array?
\r
2835 function addStruct($vals)
\r
2837 if($this->mytype==0)
\r
2839 $this->mytype=$GLOBALS['xmlrpcTypes']['struct'];
\r
2840 $this->me['struct']=$vals;
\r
2843 elseif($this->mytype==3)
\r
2845 // we're adding to a struct here
\r
2846 $this->me['struct'] = array_merge($this->me['struct'], $vals);
\r
2851 error_log('XML-RPC: xmlrpcval::addStruct: already initialized as a [' . $this->kindOf() . ']');
\r
2856 // poor man's version of print_r ???
\r
2858 function dump($ar)
\r
2860 foreach($ar as $key => $val)
\r
2862 echo "$key => $val<br />";
\r
2863 if($key == 'array')
\r
2865 while(list($key2, $val2) = each($val))
\r
2867 echo "-- $key2 => $val2<br />";
\r
2874 * Returns a string containing "struct", "array" or "scalar" describing the base type of the value
\r
2880 switch($this->mytype)
\r
2899 function serializedata($typ, $val, $charset_encoding='')
\r
2902 switch(@$GLOBALS['xmlrpcTypes'][$typ])
\r
2907 case $GLOBALS['xmlrpcBase64']:
\r
2908 $rs.="<${typ}>" . base64_encode($val) . "</${typ}>";
\r
2910 case $GLOBALS['xmlrpcBoolean']:
\r
2911 $rs.="<${typ}>" . ($val ? '1' : '0') . "</${typ}>";
\r
2913 case $GLOBALS['xmlrpcString']:
\r
2914 // G. Giunta 2005/2/13: do NOT use htmlentities, since
\r
2915 // it will produce named html entities, which are invalid xml
\r
2916 $rs.="<${typ}>" . xmlrpc_encode_entitites($val, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding). "</${typ}>";
\r
2918 case $GLOBALS['xmlrpcInt']:
\r
2919 case $GLOBALS['xmlrpcI4']:
\r
2920 $rs.="<${typ}>".(int)$val."</${typ}>";
\r
2922 case $GLOBALS['xmlrpcDouble']:
\r
2923 // avoid using standard conversion of float to string because it is locale-dependent,
\r
2924 // and also because the xmlrpc spec forbids exponential notation
\r
2925 // sprintf('%F') would be most likely ok but it is only available since PHP 4.3.10 and PHP 5.0.3.
\r
2926 // The code below tries its best at keeping max precision while avoiding exp notation,
\r
2927 // but there is of course no limit in the number of decimal places to be used...
\r
2928 $rs.="<${typ}>".preg_replace('/\\.?0+$/','',number_format((double)$val, 128, '.', ''))."</${typ}>";
\r
2930 case $GLOBALS['xmlrpcNull']:
\r
2931 if ($GLOBALS['xmlrpc_null_apache_encoding'])
\r
2941 // no standard type value should arrive here, but provide a possibility
\r
2942 // for xmlrpcvals of unknown type...
\r
2943 $rs.="<${typ}>${val}</${typ}>";
\r
2948 if ($this->_php_class)
\r
2950 $rs.='<struct php_class="' . $this->_php_class . "\">\n";
\r
2954 $rs.="<struct>\n";
\r
2956 foreach($val as $key2 => $val2)
\r
2958 $rs.='<member><name>'.xmlrpc_encode_entitites($key2, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding)."</name>\n";
\r
2959 //$rs.=$this->serializeval($val2);
\r
2960 $rs.=$val2->serialize($charset_encoding);
\r
2961 $rs.="</member>\n";
\r
2967 $rs.="<array>\n<data>\n";
\r
2968 for($i=0; $i<count($val); $i++)
\r
2970 //$rs.=$this->serializeval($val[$i]);
\r
2971 $rs.=$val[$i]->serialize($charset_encoding);
\r
2973 $rs.="</data>\n</array>";
\r
2982 * Returns xml representation of the value. XML prologue not included
\r
2983 * @param string $charset_encoding the charset to be used for serialization. if null, US-ASCII is assumed
\r
2987 function serialize($charset_encoding='')
\r
2989 // add check? slower, but helps to avoid recursion in serializing broken xmlrpcvals...
\r
2990 //if (is_object($o) && (get_class($o) == 'xmlrpcval' || is_subclass_of($o, 'xmlrpcval')))
\r
2993 list($typ, $val) = each($this->me);
\r
2994 return '<value>' . $this->serializedata($typ, $val, $charset_encoding) . "</value>\n";
\r
2999 function serializeval($o)
\r
3001 // add check? slower, but helps to avoid recursion in serializing broken xmlrpcvals...
\r
3002 //if (is_object($o) && (get_class($o) == 'xmlrpcval' || is_subclass_of($o, 'xmlrpcval')))
\r
3006 list($typ, $val) = each($ar);
\r
3007 return '<value>' . $this->serializedata($typ, $val) . "</value>\n";
\r
3012 * Checks wheter a struct member with a given name is present.
\r
3013 * Works only on xmlrpcvals of type struct.
\r
3014 * @param string $m the name of the struct member to be looked up
\r
3018 function structmemexists($m)
\r
3020 return array_key_exists($m, $this->me['struct']);
\r
3024 * Returns the value of a given struct member (an xmlrpcval object in itself).
\r
3025 * Will raise a php warning if struct member of given name does not exist
\r
3026 * @param string $m the name of the struct member to be looked up
\r
3027 * @return xmlrpcval
\r
3030 function structmem($m)
\r
3032 return $this->me['struct'][$m];
\r
3036 * Reset internal pointer for xmlrpcvals of type struct.
\r
3039 function structreset()
\r
3041 reset($this->me['struct']);
\r
3045 * Return next member element for xmlrpcvals of type struct.
\r
3046 * @return xmlrpcval
\r
3049 function structeach()
\r
3051 return each($this->me['struct']);
\r
3054 // DEPRECATED! this code looks like it is very fragile and has not been fixed
\r
3055 // for a long long time. Shall we remove it for 2.0?
\r
3060 list($a,$b)=each($this->me);
\r
3061 // contributed by I Sofer, 2001-03-24
\r
3062 // add support for nested arrays to scalarval
\r
3063 // i've created a new method here, so as to
\r
3064 // preserve back compatibility
\r
3069 while(list($id,$cont) = @each($b))
\r
3071 $b[$id] = $cont->scalarval();
\r
3075 // add support for structures directly encoding php objects
\r
3078 $t = get_object_vars($b);
\r
3080 while(list($id,$cont) = @each($t))
\r
3082 $t[$id] = $cont->scalarval();
\r
3085 while(list($id,$cont) = @each($t))
\r
3095 * Returns the value of a scalar xmlrpcval
\r
3099 function scalarval()
\r
3102 list(,$b)=each($this->me);
\r
3107 * Returns the type of the xmlrpcval.
\r
3108 * For integers, 'int' is always returned in place of 'i4'
\r
3112 function scalartyp()
\r
3115 list($a,)=each($this->me);
\r
3116 if($a==$GLOBALS['xmlrpcI4'])
\r
3118 $a=$GLOBALS['xmlrpcInt'];
\r
3124 * Returns the m-th member of an xmlrpcval of struct type
\r
3125 * @param integer $m the index of the value to be retrieved (zero based)
\r
3126 * @return xmlrpcval
\r
3129 function arraymem($m)
\r
3131 return $this->me['array'][$m];
\r
3135 * Returns the number of members in an xmlrpcval of array type
\r
3139 function arraysize()
\r
3141 return count($this->me['array']);
\r
3145 * Returns the number of members in an xmlrpcval of struct type
\r
3149 function structsize()
\r
3151 return count($this->me['struct']);
\r
3159 * Given a timestamp, return the corresponding ISO8601 encoded string.
\r
3161 * Really, timezones ought to be supported
\r
3162 * but the XML-RPC spec says:
\r
3164 * "Don't assume a timezone. It should be specified by the server in its
\r
3165 * documentation what assumptions it makes about timezones."
\r
3167 * These routines always assume localtime unless
\r
3168 * $utc is set to 1, in which case UTC is assumed
\r
3169 * and an adjustment for locale is made when encoding
\r
3171 * @param int $timet (timestamp)
\r
3172 * @param int $utc (0 or 1)
\r
3175 function iso8601_encode($timet, $utc=0)
\r
3179 $t=strftime("%Y%m%dT%H:%M:%S", $timet);
\r
3183 if(function_exists('gmstrftime'))
\r
3185 // gmstrftime doesn't exist in some versions
\r
3187 $t=gmstrftime("%Y%m%dT%H:%M:%S", $timet);
\r
3191 $t=strftime("%Y%m%dT%H:%M:%S", $timet-date('Z'));
\r
3198 * Given an ISO8601 date string, return a timet in the localtime, or UTC
\r
3199 * @param string $idate
\r
3200 * @param int $utc either 0 or 1
\r
3201 * @return int (datetime)
\r
3203 function iso8601_decode($idate, $utc=0)
\r
3206 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
3210 $t=gmmktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
\r
3214 $t=mktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
\r
3221 * Takes an xmlrpc value in PHP xmlrpcval object format and translates it into native PHP types.
\r
3223 * Works with xmlrpc message objects as input, too.
\r
3225 * Given proper options parameter, can rebuild generic php object instances
\r
3226 * (provided those have been encoded to xmlrpc format using a corresponding
\r
3227 * option in php_xmlrpc_encode())
\r
3228 * PLEASE NOTE that rebuilding php objects involves calling their constructor function.
\r
3229 * This means that the remote communication end can decide which php code will
\r
3230 * get executed on your server, leaving the door possibly open to 'php-injection'
\r
3231 * style of attacks (provided you have some classes defined on your server that
\r
3232 * might wreak havoc if instances are built outside an appropriate context).
\r
3233 * Make sure you trust the remote server/client before eanbling this!
\r
3235 * @author Dan Libby (dan@libby.com)
\r
3237 * @param xmlrpcval $xmlrpc_val
\r
3238 * @param array $options if 'decode_php_objs' is set in the options array, xmlrpc structs can be decoded into php objects
\r
3241 function php_xmlrpc_decode($xmlrpc_val, $options=array())
\r
3243 switch($xmlrpc_val->kindOf())
\r
3246 if (in_array('extension_api', $options))
\r
3248 reset($xmlrpc_val->me);
\r
3249 list($typ,$val) = each($xmlrpc_val->me);
\r
3252 case 'dateTime.iso8601':
\r
3253 $xmlrpc_val->scalar = $val;
\r
3254 $xmlrpc_val->xmlrpc_type = 'datetime';
\r
3255 $xmlrpc_val->timestamp = iso8601_decode($val);
\r
3256 return $xmlrpc_val;
\r
3258 $xmlrpc_val->scalar = $val;
\r
3259 $xmlrpc_val->type = $typ;
\r
3260 return $xmlrpc_val;
\r
3262 return $xmlrpc_val->scalarval();
\r
3265 return $xmlrpc_val->scalarval();
\r
3267 $size = $xmlrpc_val->arraysize();
\r
3269 for($i = 0; $i < $size; $i++)
\r
3271 $arr[] = php_xmlrpc_decode($xmlrpc_val->arraymem($i), $options);
\r
3275 $xmlrpc_val->structreset();
\r
3276 // If user said so, try to rebuild php objects for specific struct vals.
\r
3277 /// @todo should we raise a warning for class not found?
\r
3278 // shall we check for proper subclass of xmlrpcval instead of
\r
3279 // presence of _php_class to detect what we can do?
\r
3280 if (in_array('decode_php_objs', $options) && $xmlrpc_val->_php_class != ''
\r
3281 && class_exists($xmlrpc_val->_php_class))
\r
3283 $obj = @new $xmlrpc_val->_php_class;
\r
3284 while(list($key,$value)=$xmlrpc_val->structeach())
\r
3286 $obj->$key = php_xmlrpc_decode($value, $options);
\r
3293 while(list($key,$value)=$xmlrpc_val->structeach())
\r
3295 $arr[$key] = php_xmlrpc_decode($value, $options);
\r
3300 $paramcount = $xmlrpc_val->getNumParams();
\r
3302 for($i = 0; $i < $paramcount; $i++)
\r
3304 $arr[] = php_xmlrpc_decode($xmlrpc_val->getParam($i));
\r
3310 // This constant left here only for historical reasons...
\r
3311 // it was used to decide if we have to define xmlrpc_encode on our own, but
\r
3312 // we do not do it anymore
\r
3313 if(function_exists('xmlrpc_decode'))
\r
3315 define('XMLRPC_EPI_ENABLED','1');
\r
3319 define('XMLRPC_EPI_ENABLED','0');
\r
3323 * Takes native php types and encodes them into xmlrpc PHP object format.
\r
3324 * It will not re-encode xmlrpcval objects.
\r
3326 * Feature creep -- could support more types via optional type argument
\r
3327 * (string => datetime support has been added, ??? => base64 not yet)
\r
3329 * If given a proper options parameter, php object instances will be encoded
\r
3330 * into 'special' xmlrpc values, that can later be decoded into php objects
\r
3331 * by calling php_xmlrpc_decode() with a corresponding option
\r
3333 * @author Dan Libby (dan@libby.com)
\r
3335 * @param mixed $php_val the value to be converted into an xmlrpcval object
\r
3336 * @param array $options can include 'encode_php_objs', 'auto_dates', 'null_extension' or 'extension_api'
\r
3337 * @return xmlrpcval
\r
3339 function &php_xmlrpc_encode($php_val, $options=array())
\r
3341 $type = gettype($php_val);
\r
3345 if (in_array('auto_dates', $options) && preg_match('/^[0-9]{8}T[0-9]{2}:[0-9]{2}:[0-9]{2}$/', $php_val))
\r
3346 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcDateTime']);
\r
3348 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcString']);
\r
3351 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcInt']);
\r
3354 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcDouble']);
\r
3356 // <G_Giunta_2001-02-29>
\r
3357 // Add support for encoding/decoding of booleans, since they are supported in PHP
\r
3359 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcBoolean']);
\r
3361 // </G_Giunta_2001-02-29>
\r
3363 // PHP arrays can be encoded to either xmlrpc structs or arrays,
\r
3364 // depending on wheter they are hashes or plain 0..n integer indexed
\r
3365 // A shorter one-liner would be
\r
3366 // $tmp = array_diff(array_keys($php_val), range(0, count($php_val)-1));
\r
3367 // but execution time skyrockets!
\r
3371 foreach($php_val as $key => $val)
\r
3373 $arr[$key] =& php_xmlrpc_encode($val, $options);
\r
3374 if(!$ko && $key !== $j)
\r
3382 $xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcStruct']);
\r
3386 $xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcArray']);
\r
3390 if(is_a($php_val, 'xmlrpcval'))
\r
3392 $xmlrpc_val = $php_val;
\r
3397 while(list($k,$v) = each($php_val))
\r
3399 $arr[$k] = php_xmlrpc_encode($v, $options);
\r
3401 $xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcStruct']);
\r
3402 if (in_array('encode_php_objs', $options))
\r
3404 // let's save original class name into xmlrpcval:
\r
3405 // might be useful later on...
\r
3406 $xmlrpc_val->_php_class = get_class($php_val);
\r
3411 if (in_array('extension_api', $options))
\r
3413 $xmlrpc_val = new xmlrpcval('', $GLOBALS['xmlrpcString']);
\r
3415 else if (in_array('null_extension', $options))
\r
3417 $xmlrpc_val = new xmlrpcval('', $GLOBALS['xmlrpcNull']);
\r
3421 $xmlrpc_val = new xmlrpcval();
\r
3425 if (in_array('extension_api', $options))
\r
3427 $xmlrpc_val = new xmlrpcval((int)$php_val, $GLOBALS['xmlrpcInt']);
\r
3431 $xmlrpc_val = new xmlrpcval();
\r
3433 // catch "user function", "unknown type"
\r
3435 // giancarlo pinerolo <ping@alt.it>
\r
3436 // it has to return
\r
3437 // an empty object in case, not a boolean.
\r
3438 $xmlrpc_val = new xmlrpcval();
\r
3441 return $xmlrpc_val;
\r
3445 * Convert the xml representation of a method response, method request or single
\r
3446 * xmlrpc value into the appropriate object (a.k.a. deserialize)
\r
3447 * @param string $xml_val
\r
3448 * @param array $options
\r
3449 * @return mixed false on error, or an instance of either xmlrpcval, xmlrpcmsg or xmlrpcresp
\r
3451 function php_xmlrpc_decode_xml($xml_val, $options=array())
\r
3453 $GLOBALS['_xh'] = array();
\r
3454 $GLOBALS['_xh']['ac'] = '';
\r
3455 $GLOBALS['_xh']['stack'] = array();
\r
3456 $GLOBALS['_xh']['valuestack'] = array();
\r
3457 $GLOBALS['_xh']['params'] = array();
\r
3458 $GLOBALS['_xh']['pt'] = array();
\r
3459 $GLOBALS['_xh']['isf'] = 0;
\r
3460 $GLOBALS['_xh']['isf_reason'] = '';
\r
3461 $GLOBALS['_xh']['method'] = false;
\r
3462 $GLOBALS['_xh']['rt'] = '';
\r
3463 /// @todo 'guestimate' encoding
\r
3464 $parser = xml_parser_create();
\r
3465 xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);
\r
3466 // What if internal encoding is not in one of the 3 allowed?
\r
3467 // we use the broadest one, ie. utf8!
\r
3468 if (!in_array($GLOBALS['xmlrpc_internalencoding'], array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
\r
3470 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8');
\r
3474 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, $GLOBALS['xmlrpc_internalencoding']);
\r
3476 xml_set_element_handler($parser, 'xmlrpc_se_any', 'xmlrpc_ee');
\r
3477 xml_set_character_data_handler($parser, 'xmlrpc_cd');
\r
3478 xml_set_default_handler($parser, 'xmlrpc_dh');
\r
3479 if(!xml_parse($parser, $xml_val, 1))
\r
3481 $errstr = sprintf('XML error: %s at line %d, column %d',
\r
3482 xml_error_string(xml_get_error_code($parser)),
\r
3483 xml_get_current_line_number($parser), xml_get_current_column_number($parser));
\r
3484 error_log($errstr);
\r
3485 xml_parser_free($parser);
\r
3488 xml_parser_free($parser);
\r
3489 if ($GLOBALS['_xh']['isf'] > 1) // test that $GLOBALS['_xh']['value'] is an obj, too???
\r
3491 error_log($GLOBALS['_xh']['isf_reason']);
\r
3494 switch ($GLOBALS['_xh']['rt'])
\r
3496 case 'methodresponse':
\r
3497 $v =& $GLOBALS['_xh']['value'];
\r
3498 if ($GLOBALS['_xh']['isf'] == 1)
\r
3500 $vc = $v->structmem('faultCode');
\r
3501 $vs = $v->structmem('faultString');
\r
3502 $r = new xmlrpcresp(0, $vc->scalarval(), $vs->scalarval());
\r
3506 $r = new xmlrpcresp($v);
\r
3509 case 'methodcall':
\r
3510 $m = new xmlrpcmsg($GLOBALS['_xh']['method']);
\r
3511 for($i=0; $i < count($GLOBALS['_xh']['params']); $i++)
\r
3513 $m->addParam($GLOBALS['_xh']['params'][$i]);
\r
3517 return $GLOBALS['_xh']['value'];
\r
3524 * decode a string that is encoded w/ "chunked" transfer encoding
\r
3525 * as defined in rfc2068 par. 19.4.6
\r
3526 * code shamelessly stolen from nusoap library by Dietrich Ayala
\r
3528 * @param string $buffer the string to be decoded
\r
3531 function decode_chunked($buffer)
\r
3537 // read chunk-size, chunk-extension (if any) and crlf
\r
3538 // get the position of the linebreak
\r
3539 $chunkend = strpos($buffer,"\r\n") + 2;
\r
3540 $temp = substr($buffer,0,$chunkend);
\r
3541 $chunk_size = hexdec( trim($temp) );
\r
3542 $chunkstart = $chunkend;
\r
3543 while($chunk_size > 0)
\r
3545 $chunkend = strpos($buffer, "\r\n", $chunkstart + $chunk_size);
\r
3547 // just in case we got a broken connection
\r
3548 if($chunkend == false)
\r
3550 $chunk = substr($buffer,$chunkstart);
\r
3551 // append chunk-data to entity-body
\r
3553 $length += strlen($chunk);
\r
3557 // read chunk-data and crlf
\r
3558 $chunk = substr($buffer,$chunkstart,$chunkend-$chunkstart);
\r
3559 // append chunk-data to entity-body
\r
3561 // length := length + chunk-size
\r
3562 $length += strlen($chunk);
\r
3563 // read chunk-size and crlf
\r
3564 $chunkstart = $chunkend + 2;
\r
3566 $chunkend = strpos($buffer,"\r\n",$chunkstart)+2;
\r
3567 if($chunkend == false)
\r
3569 break; //just in case we got a broken connection
\r
3571 $temp = substr($buffer,$chunkstart,$chunkend-$chunkstart);
\r
3572 $chunk_size = hexdec( trim($temp) );
\r
3573 $chunkstart = $chunkend;
\r
3579 * xml charset encoding guessing helper function.
\r
3580 * Tries to determine the charset encoding of an XML chunk received over HTTP.
\r
3581 * NB: according to the spec (RFC 3023), if text/xml content-type is received over HTTP without a content-type,
\r
3582 * we SHOULD assume it is strictly US-ASCII. But we try to be more tolerant of unconforming (legacy?) clients/servers,
\r
3583 * which will be most probably using UTF-8 anyway...
\r
3585 * @param string $httpheaders the http Content-type header
\r
3586 * @param string $xmlchunk xml content buffer
\r
3587 * @param string $encoding_prefs comma separated list of character encodings to be used as default (when mb extension is enabled)
\r
3589 * @todo explore usage of mb_http_input(): does it detect http headers + post data? if so, use it instead of hand-detection!!!
\r
3591 function guess_encoding($httpheader='', $xmlchunk='', $encoding_prefs=null)
\r
3593 // discussion: see http://www.yale.edu/pclt/encoding/
\r
3594 // 1 - test if encoding is specified in HTTP HEADERS
\r
3597 // LWS: (\13\10)?( |\t)+
\r
3598 // token: (any char but excluded stuff)+
\r
3599 // quoted string: " (any char but double quotes and cointrol chars)* "
\r
3600 // header: Content-type = ...; charset=value(; ...)*
\r
3601 // where value is of type token, no LWS allowed between 'charset' and value
\r
3602 // Note: we do not check for invalid chars in VALUE:
\r
3603 // this had better be done using pure ereg as below
\r
3604 // Note 2: we might be removing whitespace/tabs that ought to be left in if
\r
3605 // the received charset is a quoted string. But nobody uses such charset names...
\r
3607 /// @todo this test will pass if ANY header has charset specification, not only Content-Type. Fix it?
\r
3608 $matches = array();
\r
3609 if(preg_match('/;\s*charset\s*=([^;]+)/i', $httpheader, $matches))
\r
3611 return strtoupper(trim($matches[1], " \t\""));
\r
3614 // 2 - scan the first bytes of the data for a UTF-16 (or other) BOM pattern
\r
3615 // (source: http://www.w3.org/TR/2000/REC-xml-20001006)
\r
3616 // NOTE: actually, according to the spec, even if we find the BOM and determine
\r
3617 // an encoding, we should check if there is an encoding specified
\r
3618 // in the xml declaration, and verify if they match.
\r
3619 /// @todo implement check as described above?
\r
3620 /// @todo implement check for first bytes of string even without a BOM? (It sure looks harder than for cases WITH a BOM)
\r
3621 if(preg_match('/^(\x00\x00\xFE\xFF|\xFF\xFE\x00\x00|\x00\x00\xFF\xFE|\xFE\xFF\x00\x00)/', $xmlchunk))
\r
3625 elseif(preg_match('/^(\xFE\xFF|\xFF\xFE)/', $xmlchunk))
\r
3629 elseif(preg_match('/^(\xEF\xBB\xBF)/', $xmlchunk))
\r
3634 // 3 - test if encoding is specified in the xml declaration
\r
3636 // SPACE: (#x20 | #x9 | #xD | #xA)+ === [ \x9\xD\xA]+
\r
3637 // EQ: SPACE?=SPACE? === [ \x9\xD\xA]*=[ \x9\xD\xA]*
\r
3638 if (preg_match('/^<\?xml\s+version\s*=\s*'. "((?:\"[a-zA-Z0-9_.:-]+\")|(?:'[a-zA-Z0-9_.:-]+'))".
\r
3639 '\s+encoding\s*=\s*' . "((?:\"[A-Za-z][A-Za-z0-9._-]*\")|(?:'[A-Za-z][A-Za-z0-9._-]*'))/",
\r
3640 $xmlchunk, $matches))
\r
3642 return strtoupper(substr($matches[2], 1, -1));
\r
3645 // 4 - if mbstring is available, let it do the guesswork
\r
3646 // NB: we favour finding an encoding that is compatible with what we can process
\r
3647 if(extension_loaded('mbstring'))
\r
3649 if($encoding_prefs)
\r
3651 $enc = mb_detect_encoding($xmlchunk, $encoding_prefs);
\r
3655 $enc = mb_detect_encoding($xmlchunk);
\r
3657 // NB: mb_detect likes to call it ascii, xml parser likes to call it US_ASCII...
\r
3658 // IANA also likes better US-ASCII, so go with it
\r
3659 if($enc == 'ASCII')
\r
3661 $enc = 'US-'.$enc;
\r
3667 // no encoding specified: as per HTTP1.1 assume it is iso-8859-1?
\r
3668 // Both RFC 2616 (HTTP 1.1) and 1945 (HTTP 1.0) clearly state that for text/xxx content types
\r
3669 // this should be the standard. And we should be getting text/xml as request and response.
\r
3670 // BUT we have to be backward compatible with the lib, which always used UTF-8 as default...
\r
3671 return $GLOBALS['xmlrpc_defencoding'];
\r
3676 * Checks if a given charset encoding is present in a list of encodings or
\r
3677 * if it is a valid subset of any encoding in the list
\r
3678 * @param string $encoding charset to be tested
\r
3679 * @param mixed $validlist comma separated list of valid charsets (or array of charsets)
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3681 function is_valid_charset($encoding, $validlist)
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3683 $charset_supersets = array(
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3684 'US-ASCII' => array ('ISO-8859-1', 'ISO-8859-2', 'ISO-8859-3', 'ISO-8859-4',
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3685 'ISO-8859-5', 'ISO-8859-6', 'ISO-8859-7', 'ISO-8859-8',
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3686 'ISO-8859-9', 'ISO-8859-10', 'ISO-8859-11', 'ISO-8859-12',
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3687 'ISO-8859-13', 'ISO-8859-14', 'ISO-8859-15', 'UTF-8',
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3688 'EUC-JP', 'EUC-', 'EUC-KR', 'EUC-CN')
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3690 if (is_string($validlist))
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3691 $validlist = explode(',', $validlist);
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3692 if (@in_array(strtoupper($encoding), $validlist))
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3696 if (array_key_exists($encoding, $charset_supersets))
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3697 foreach ($validlist as $allowed)
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3698 if (in_array($allowed, $charset_supersets[$encoding]))
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