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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410 $GLOBALS['_xh']['rt'] = strtolower($name);
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415 // not top level element: see if parent is OK
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416 $parent = end($GLOBALS['_xh']['stack']);
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417 if (!array_key_exists($name, $GLOBALS['xmlrpc_valid_parents']) || !in_array($parent, $GLOBALS['xmlrpc_valid_parents'][$name]))
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419 $GLOBALS['_xh']['isf'] = 2;
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420 $GLOBALS['_xh']['isf_reason'] = "xmlrpc element $name cannot be child of $parent";
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427 // optimize for speed switch cases: most common cases first
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429 /// @todo we could check for 2 VALUE elements inside a MEMBER or PARAM element
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430 $GLOBALS['_xh']['vt']='value'; // indicator: no value found yet
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431 $GLOBALS['_xh']['ac']='';
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432 $GLOBALS['_xh']['lv']=1;
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433 $GLOBALS['_xh']['php_class']=null;
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440 case 'DATETIME.ISO8601':
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442 if ($GLOBALS['_xh']['vt']!='value')
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444 //two data elements inside a value: an error occurred!
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445 $GLOBALS['_xh']['isf'] = 2;
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446 $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value";
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449 $GLOBALS['_xh']['ac']=''; // reset the accumulator
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453 if ($GLOBALS['_xh']['vt']!='value')
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455 //two data elements inside a value: an error occurred!
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456 $GLOBALS['_xh']['isf'] = 2;
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457 $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value";
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460 // create an empty array to hold child values, and push it onto appropriate stack
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461 $cur_val = array();
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462 $cur_val['values'] = array();
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463 $cur_val['type'] = $name;
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464 // check for out-of-band information to rebuild php objs
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465 // and in case it is found, save it
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466 if (@isset($attrs['PHP_CLASS']))
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468 $cur_val['php_class'] = $attrs['PHP_CLASS'];
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470 $GLOBALS['_xh']['valuestack'][] = $cur_val;
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471 $GLOBALS['_xh']['vt']='data'; // be prepared for a data element next
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474 if ($GLOBALS['_xh']['vt']!='data')
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476 //two data elements inside a value: an error occurred!
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477 $GLOBALS['_xh']['isf'] = 2;
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478 $GLOBALS['_xh']['isf_reason'] = "found two data elements inside an array element";
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482 case 'METHODRESPONSE':
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484 // valid elements that add little to processing
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488 /// @todo we could check for 2 NAME elements inside a MEMBER element
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489 $GLOBALS['_xh']['ac']='';
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492 $GLOBALS['_xh']['isf']=1;
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495 $GLOBALS['_xh']['valuestack'][count($GLOBALS['_xh']['valuestack'])-1]['name']=''; // set member name to null, in case we do not find in the xml later on
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496 //$GLOBALS['_xh']['ac']='';
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497 // Drop trough intentionally
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499 // clear value type, so we can check later if no value has been passed for this param/member
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500 $GLOBALS['_xh']['vt']=null;
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504 if ($GLOBALS['xmlrpc_null_extension'])
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506 if ($GLOBALS['_xh']['vt']!='value')
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508 //two data elements inside a value: an error occurred!
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509 $GLOBALS['_xh']['isf'] = 2;
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510 $GLOBALS['_xh']['isf_reason'] = "$name element following a {$GLOBALS['_xh']['vt']} element inside a single value";
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513 $GLOBALS['_xh']['ac']=''; // reset the accumulator
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516 // we do not support the <NIL/> extension, so
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517 // drop through intentionally
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519 /// INVALID ELEMENT: RAISE ISF so that it is later recognized!!!
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520 $GLOBALS['_xh']['isf'] = 2;
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521 $GLOBALS['_xh']['isf_reason'] = "found not-xmlrpc xml element $name";
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525 // Save current element name to stack, to validate nesting
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526 $GLOBALS['_xh']['stack'][] = $name;
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528 /// @todo optimization creep: move this inside the big switch() above
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531 $GLOBALS['_xh']['lv']=0;
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536 /// Used in decoding xml chunks that might represent single xmlrpc values
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537 function xmlrpc_se_any($parser, $name, $attrs)
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539 xmlrpc_se($parser, $name, $attrs, true);
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542 /// xml parser handler function for close element tags
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543 function xmlrpc_ee($parser, $name, $rebuild_xmlrpcvals = true)
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545 if ($GLOBALS['_xh']['isf'] < 2)
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547 // push this element name from stack
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548 // NB: if XML validates, correct opening/closing is guaranteed and
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549 // we do not have to check for $name == $curr_elem.
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550 // we also checked for proper nesting at start of elements...
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551 $curr_elem = array_pop($GLOBALS['_xh']['stack']);
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556 // This if() detects if no scalar was inside <VALUE></VALUE>
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557 if ($GLOBALS['_xh']['vt']=='value')
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559 $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
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560 $GLOBALS['_xh']['vt']=$GLOBALS['xmlrpcString'];
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563 if ($rebuild_xmlrpcvals)
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565 // build the xmlrpc val out of the data received, and substitute it
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566 $temp = new xmlrpcval($GLOBALS['_xh']['value'], $GLOBALS['_xh']['vt']);
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567 // in case we got info about underlying php class, save it
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568 // in the object we're rebuilding
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569 if (isset($GLOBALS['_xh']['php_class']))
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570 $temp->_php_class = $GLOBALS['_xh']['php_class'];
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571 // check if we are inside an array or struct:
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572 // if value just built is inside an array, let's move it into array on the stack
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573 $vscount = count($GLOBALS['_xh']['valuestack']);
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574 if ($vscount && $GLOBALS['_xh']['valuestack'][$vscount-1]['type']=='ARRAY')
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576 $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][] = $temp;
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580 $GLOBALS['_xh']['value'] = $temp;
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585 /// @todo this needs to treat correctly php-serialized objects,
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586 /// since std deserializing is done by php_xmlrpc_decode,
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587 /// which we will not be calling...
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588 if (isset($GLOBALS['_xh']['php_class']))
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592 // check if we are inside an array or struct:
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593 // if value just built is inside an array, let's move it into array on the stack
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594 $vscount = count($GLOBALS['_xh']['valuestack']);
\r
595 if ($vscount && $GLOBALS['_xh']['valuestack'][$vscount-1]['type']=='ARRAY')
\r
597 $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][] = $GLOBALS['_xh']['value'];
\r
606 case 'DATETIME.ISO8601':
\r
608 $GLOBALS['_xh']['vt']=strtolower($name);
\r
609 /// @todo: optimization creep - remove the if/elseif cycle below
\r
610 /// since the case() in which we are already did that
\r
611 if ($name=='STRING')
\r
613 $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
\r
615 elseif ($name=='DATETIME.ISO8601')
\r
617 if (!preg_match('/^[0-9]{8}T[0-9]{2}:[0-9]{2}:[0-9]{2}$/', $GLOBALS['_xh']['ac']))
\r
619 error_log('XML-RPC: invalid value received in DATETIME: '.$GLOBALS['_xh']['ac']);
\r
621 $GLOBALS['_xh']['vt']=$GLOBALS['xmlrpcDateTime'];
\r
622 $GLOBALS['_xh']['value']=$GLOBALS['_xh']['ac'];
\r
624 elseif ($name=='BASE64')
\r
626 /// @todo check for failure of base64 decoding / catch warnings
\r
627 $GLOBALS['_xh']['value']=base64_decode($GLOBALS['_xh']['ac']);
\r
629 elseif ($name=='BOOLEAN')
\r
631 // special case here: we translate boolean 1 or 0 into PHP
\r
632 // constants true or false.
\r
633 // Strings 'true' and 'false' are accepted, even though the
\r
634 // spec never mentions them (see eg. Blogger api docs)
\r
635 // NB: this simple checks helps a lot sanitizing input, ie no
\r
636 // security problems around here
\r
637 if ($GLOBALS['_xh']['ac']=='1' || strcasecmp($GLOBALS['_xh']['ac'], 'true') == 0)
\r
639 $GLOBALS['_xh']['value']=true;
\r
643 // log if receiveing something strange, even though we set the value to false anyway
\r
644 if ($GLOBALS['_xh']['ac']!='0' && strcasecmp($GLOBALS['_xh']['ac'], 'false') != 0)
\r
645 error_log('XML-RPC: invalid value received in BOOLEAN: '.$GLOBALS['_xh']['ac']);
\r
646 $GLOBALS['_xh']['value']=false;
\r
649 elseif ($name=='DOUBLE')
\r
651 // we have a DOUBLE
\r
652 // we must check that only 0123456789-.<space> are characters here
\r
653 // NOTE: regexp could be much stricter than this...
\r
654 if (!preg_match('/^[+-eE0123456789 \t.]+$/', $GLOBALS['_xh']['ac']))
\r
656 /// @todo: find a better way of throwing an error than this!
\r
657 error_log('XML-RPC: non numeric value received in DOUBLE: '.$GLOBALS['_xh']['ac']);
\r
658 $GLOBALS['_xh']['value']='ERROR_NON_NUMERIC_FOUND';
\r
662 // it's ok, add it on
\r
663 $GLOBALS['_xh']['value']=(double)$GLOBALS['_xh']['ac'];
\r
668 // we have an I4/INT
\r
669 // we must check that only 0123456789-<space> are characters here
\r
670 if (!preg_match('/^[+-]?[0123456789 \t]+$/', $GLOBALS['_xh']['ac']))
\r
672 /// @todo find a better way of throwing an error than this!
\r
673 error_log('XML-RPC: non numeric value received in INT: '.$GLOBALS['_xh']['ac']);
\r
674 $GLOBALS['_xh']['value']='ERROR_NON_NUMERIC_FOUND';
\r
678 // it's ok, add it on
\r
679 $GLOBALS['_xh']['value']=(int)$GLOBALS['_xh']['ac'];
\r
682 //$GLOBALS['_xh']['ac']=''; // is this necessary?
\r
683 $GLOBALS['_xh']['lv']=3; // indicate we've found a value
\r
686 $GLOBALS['_xh']['valuestack'][count($GLOBALS['_xh']['valuestack'])-1]['name'] = $GLOBALS['_xh']['ac'];
\r
689 //$GLOBALS['_xh']['ac']=''; // is this necessary?
\r
690 // add to array in the stack the last element built,
\r
691 // unless no VALUE was found
\r
692 if ($GLOBALS['_xh']['vt'])
\r
694 $vscount = count($GLOBALS['_xh']['valuestack']);
\r
695 $GLOBALS['_xh']['valuestack'][$vscount-1]['values'][$GLOBALS['_xh']['valuestack'][$vscount-1]['name']] = $GLOBALS['_xh']['value'];
\r
697 error_log('XML-RPC: missing VALUE inside STRUCT in received xml');
\r
700 //$GLOBALS['_xh']['ac']=''; // is this necessary?
\r
701 $GLOBALS['_xh']['vt']=null; // reset this to check for 2 data elements in a row - even if they're empty
\r
705 // fetch out of stack array of values, and promote it to current value
\r
706 $curr_val = array_pop($GLOBALS['_xh']['valuestack']);
\r
707 $GLOBALS['_xh']['value'] = $curr_val['values'];
\r
708 $GLOBALS['_xh']['vt']=strtolower($name);
\r
709 if (isset($curr_val['php_class']))
\r
711 $GLOBALS['_xh']['php_class'] = $curr_val['php_class'];
\r
715 // add to array of params the current value,
\r
716 // unless no VALUE was found
\r
717 if ($GLOBALS['_xh']['vt'])
\r
719 $GLOBALS['_xh']['params'][]=$GLOBALS['_xh']['value'];
\r
720 $GLOBALS['_xh']['pt'][]=$GLOBALS['_xh']['vt'];
\r
723 error_log('XML-RPC: missing VALUE inside PARAM in received xml');
\r
726 $GLOBALS['_xh']['method']=preg_replace('/^[\n\r\t ]+/', '', $GLOBALS['_xh']['ac']);
\r
730 if ($GLOBALS['xmlrpc_null_extension'])
\r
732 $GLOBALS['_xh']['vt']='null';
\r
733 $GLOBALS['_xh']['value']=null;
\r
734 $GLOBALS['_xh']['lv']=3;
\r
737 // drop through intentionally if nil extension not enabled
\r
741 case 'METHORESPONSE':
\r
744 // End of INVALID ELEMENT!
\r
745 // shall we add an assert here for unreachable code???
\r
751 /// Used in decoding xmlrpc requests/responses without rebuilding xmlrpc values
\r
752 function xmlrpc_ee_fast($parser, $name)
\r
754 xmlrpc_ee($parser, $name, false);
\r
757 /// xml parser handler function for character data
\r
758 function xmlrpc_cd($parser, $data)
\r
760 // skip processing if xml fault already detected
\r
761 if ($GLOBALS['_xh']['isf'] < 2)
\r
763 // "lookforvalue==3" means that we've found an entire value
\r
764 // and should discard any further character data
\r
765 if($GLOBALS['_xh']['lv']!=3)
\r
767 // G. Giunta 2006-08-23: useless change of 'lv' from 1 to 2
\r
768 //if($GLOBALS['_xh']['lv']==1)
\r
770 // if we've found text and we're just in a <value> then
\r
771 // say we've found a value
\r
772 //$GLOBALS['_xh']['lv']=2;
\r
774 // we always initialize the accumulator before starting parsing, anyway...
\r
775 //if(!@isset($GLOBALS['_xh']['ac']))
\r
777 // $GLOBALS['_xh']['ac'] = '';
\r
779 $GLOBALS['_xh']['ac'].=$data;
\r
784 /// xml parser handler function for 'other stuff', ie. not char data or
\r
785 /// element start/end tag. In fact it only gets called on unknown entities...
\r
786 function xmlrpc_dh($parser, $data)
\r
788 // skip processing if xml fault already detected
\r
789 if ($GLOBALS['_xh']['isf'] < 2)
\r
791 if(substr($data, 0, 1) == '&' && substr($data, -1, 1) == ';')
\r
793 // G. Giunta 2006-08-25: useless change of 'lv' from 1 to 2
\r
794 //if($GLOBALS['_xh']['lv']==1)
\r
796 // $GLOBALS['_xh']['lv']=2;
\r
798 $GLOBALS['_xh']['ac'].=$data;
\r
804 class xmlrpc_client
\r
809 var $method='http';
\r
822 var $verifypeer=true;
\r
824 var $no_multicall=false;
\r
827 var $proxy_user='';
\r
828 var $proxy_pass='';
\r
829 var $proxy_authtype=1;
\r
830 var $cookies=array();
\r
831 var $extracurlopts=array();
\r
834 * List of http compression methods accepted by the client for responses.
\r
835 * NB: PHP supports deflate, gzip compressions out of the box if compiled w. zlib
\r
837 * NNB: you can set it to any non-empty array for HTTP11 and HTTPS, since
\r
838 * in those cases it will be up to CURL to decide the compression methods
\r
839 * it supports. You might check for the presence of 'zlib' in the output of
\r
840 * curl_version() to determine wheter compression is supported or not
\r
842 var $accepted_compression = array();
\r
844 * Name of compression scheme to be used for sending requests.
\r
845 * Either null, gzip or deflate
\r
847 var $request_compression = '';
\r
849 * CURL handle: used for keep-alive connections (PHP 4.3.8 up, see:
\r
850 * http://curl.haxx.se/docs/faq.html#7.3)
\r
852 var $xmlrpc_curl_handle = null;
\r
853 /// Wheter to use persistent connections for http 1.1 and https
\r
854 var $keepalive = false;
\r
855 /// Charset encodings that can be decoded without problems by the client
\r
856 var $accepted_charset_encodings = array();
\r
857 /// Charset encoding to be used in serializing request. NULL = use ASCII
\r
858 var $request_charset_encoding = '';
\r
860 * Decides the content of xmlrpcresp objects returned by calls to send()
\r
861 * valid strings are 'xmlrpcvals', 'phpvals' or 'xml'
\r
863 var $return_type = 'xmlrpcvals';
\r
866 * @param string $path either the complete server URL or the PATH part of the xmlrc server URL, e.g. /xmlrpc/server.php
\r
867 * @param string $server the server name / ip address
\r
868 * @param integer $port the port the server is listening on, defaults to 80 or 443 depending on protocol used
\r
869 * @param string $method the http protocol variant: defaults to 'http', 'https' and 'http11' can be used if CURL is installed
\r
871 function xmlrpc_client($path, $server='', $port='', $method='')
\r
873 // allow user to specify all params in $path
\r
874 if($server == '' and $port == '' and $method == '')
\r
876 $parts = parse_url($path);
\r
877 $server = $parts['host'];
\r
878 $path = isset($parts['path']) ? $parts['path'] : '';
\r
879 if(isset($parts['query']))
\r
881 $path .= '?'.$parts['query'];
\r
883 if(isset($parts['fragment']))
\r
885 $path .= '#'.$parts['fragment'];
\r
887 if(isset($parts['port']))
\r
889 $port = $parts['port'];
\r
891 if(isset($parts['scheme']))
\r
893 $method = $parts['scheme'];
\r
895 if(isset($parts['user']))
\r
897 $this->username = $parts['user'];
\r
899 if(isset($parts['pass']))
\r
901 $this->password = $parts['pass'];
\r
904 if($path == '' || $path[0] != '/')
\r
906 $this->path='/'.$path;
\r
912 $this->server=$server;
\r
919 $this->method=$method;
\r
922 // if ZLIB is enabled, let the client by default accept compressed responses
\r
923 if(function_exists('gzinflate') || (
\r
924 function_exists('curl_init') && (($info = curl_version()) &&
\r
925 ((is_string($info) && strpos($info, 'zlib') !== null) || isset($info['libz_version'])))
\r
928 $this->accepted_compression = array('gzip', 'deflate');
\r
931 // keepalives: enabled by default
\r
932 $this->keepalive = true;
\r
934 // by default the xml parser can support these 3 charset encodings
\r
935 $this->accepted_charset_encodings = array('UTF-8', 'ISO-8859-1', 'US-ASCII');
\r
939 * Enables/disables the echoing to screen of the xmlrpc responses received
\r
940 * @param integer $debug values 0, 1 and 2 are supported (2 = echo sent msg too, before received response)
\r
943 function setDebug($in)
\r
949 * Add some http BASIC AUTH credentials, used by the client to authenticate
\r
950 * @param string $u username
\r
951 * @param string $p password
\r
952 * @param integer $t auth type. See curl_setopt man page for supported auth types. Defaults to CURLAUTH_BASIC (basic auth)
\r
955 function setCredentials($u, $p, $t=1)
\r
957 $this->username=$u;
\r
958 $this->password=$p;
\r
959 $this->authtype=$t;
\r
963 * Add a client-side https certificate
\r
964 * @param string $cert
\r
965 * @param string $certpass
\r
968 function setCertificate($cert, $certpass)
\r
970 $this->cert = $cert;
\r
971 $this->certpass = $certpass;
\r
975 * Add a CA certificate to verify server with (see man page about
\r
976 * CURLOPT_CAINFO for more details
\r
977 * @param string $cacert certificate file name (or dir holding certificates)
\r
978 * @param bool $is_dir set to true to indicate cacert is a dir. defaults to false
\r
981 function setCaCertificate($cacert, $is_dir=false)
\r
985 $this->cacertdir = $cacert;
\r
989 $this->cacert = $cacert;
\r
994 * Set attributes for SSL communication: private SSL key
\r
995 * NB: does not work in older php/curl installs
\r
996 * Thanks to Daniel Convissor
\r
997 * @param string $key The name of a file containing a private SSL key
\r
998 * @param string $keypass The secret password needed to use the private SSL key
\r
1001 function setKey($key, $keypass)
\r
1003 $this->key = $key;
\r
1004 $this->keypass = $keypass;
\r
1008 * Set attributes for SSL communication: verify server certificate
\r
1009 * @param bool $i enable/disable verification of peer certificate
\r
1012 function setSSLVerifyPeer($i)
\r
1014 $this->verifypeer = $i;
\r
1018 * Set attributes for SSL communication: verify match of server cert w. hostname
\r
1022 function setSSLVerifyHost($i)
\r
1024 $this->verifyhost = $i;
\r
1029 * @param string $proxyhost
\r
1030 * @param string $proxyport Defaults to 8080 for HTTP and 443 for HTTPS
\r
1031 * @param string $proxyusername Leave blank if proxy has public access
\r
1032 * @param string $proxypassword Leave blank if proxy has public access
\r
1033 * @param int $proxyauthtype set to constant CURLAUTH_NTLM to use NTLM auth with proxy
\r
1036 function setProxy($proxyhost, $proxyport, $proxyusername = '', $proxypassword = '', $proxyauthtype = 1)
\r
1038 $this->proxy = $proxyhost;
\r
1039 $this->proxyport = $proxyport;
\r
1040 $this->proxy_user = $proxyusername;
\r
1041 $this->proxy_pass = $proxypassword;
\r
1042 $this->proxy_authtype = $proxyauthtype;
\r
1046 * Enables/disables reception of compressed xmlrpc responses.
\r
1047 * Note that enabling reception of compressed responses merely adds some standard
\r
1048 * http headers to xmlrpc requests. It is up to the xmlrpc server to return
\r
1049 * compressed responses when receiving such requests.
\r
1050 * @param string $compmethod either 'gzip', 'deflate', 'any' or ''
\r
1053 function setAcceptedCompression($compmethod)
\r
1055 if ($compmethod == 'any')
\r
1056 $this->accepted_compression = array('gzip', 'deflate');
\r
1058 $this->accepted_compression = array($compmethod);
\r
1062 * Enables/disables http compression of xmlrpc request.
\r
1063 * Take care when sending compressed requests: servers might not support them
\r
1064 * (and automatic fallback to uncompressed requests is not yet implemented)
\r
1065 * @param string $compmethod either 'gzip', 'deflate' or ''
\r
1068 function setRequestCompression($compmethod)
\r
1070 $this->request_compression = $compmethod;
\r
1074 * Adds a cookie to list of cookies that will be sent to server.
\r
1075 * NB: setting any param but name and value will turn the cookie into a 'version 1' cookie:
\r
1076 * do not do it unless you know what you are doing
\r
1077 * @param string $name
\r
1078 * @param string $value
\r
1079 * @param string $path
\r
1080 * @param string $domain
\r
1081 * @param int $port
\r
1084 * @todo check correctness of urlencoding cookie value (copied from php way of doing it...)
\r
1086 function setCookie($name, $value='', $path='', $domain='', $port=null)
\r
1088 $this->cookies[$name]['value'] = urlencode($value);
\r
1089 if ($path || $domain || $port)
\r
1091 $this->cookies[$name]['path'] = $path;
\r
1092 $this->cookies[$name]['domain'] = $domain;
\r
1093 $this->cookies[$name]['port'] = $port;
\r
1094 $this->cookies[$name]['version'] = 1;
\r
1098 $this->cookies[$name]['version'] = 0;
\r
1103 * Directly set cURL options, for extra flexibility
\r
1104 * It allows eg. to bind client to a specific IP interface / address
\r
1105 * @param $options array
\r
1107 function SetCurlOptions( $options )
\r
1109 $this->extracurlopts = $options;
\r
1113 * Send an xmlrpc request
\r
1114 * @param mixed $msg The message object, or an array of messages for using multicall, or the complete xml representation of a request
\r
1115 * @param integer $timeout Connection timeout, in seconds, If unspecified, a platform specific timeout will apply
\r
1116 * @param string $method if left unspecified, the http protocol chosen during creation of the object will be used
\r
1117 * @return xmlrpcresp
\r
1120 function& send($msg, $timeout=0, $method='')
\r
1122 // if user deos not specify http protocol, use native method of this client
\r
1123 // (i.e. method set during call to constructor)
\r
1126 $method = $this->method;
\r
1129 if(is_array($msg))
\r
1131 // $msg is an array of xmlrpcmsg's
\r
1132 $r = $this->multicall($msg, $timeout, $method);
\r
1135 elseif(is_string($msg))
\r
1137 $n = new xmlrpcmsg('');
\r
1138 $n->payload = $msg;
\r
1142 // where msg is an xmlrpcmsg
\r
1143 $msg->debug=$this->debug;
\r
1145 if($method == 'https')
\r
1147 $r =& $this->sendPayloadHTTPS(
\r
1161 $this->proxy_user,
\r
1162 $this->proxy_pass,
\r
1163 $this->proxy_authtype,
\r
1169 elseif($method == 'http11')
\r
1171 $r =& $this->sendPayloadCURL(
\r
1185 $this->proxy_user,
\r
1186 $this->proxy_pass,
\r
1187 $this->proxy_authtype,
\r
1194 $r =& $this->sendPayloadHTTP10(
\r
1204 $this->proxy_user,
\r
1205 $this->proxy_pass,
\r
1206 $this->proxy_authtype
\r
1216 function &sendPayloadHTTP10($msg, $server, $port, $timeout=0,
\r
1217 $username='', $password='', $authtype=1, $proxyhost='',
\r
1218 $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1)
\r
1225 // Only create the payload if it was not created previously
\r
1226 if(empty($msg->payload))
\r
1228 $msg->createPayload($this->request_charset_encoding);
\r
1231 $payload = $msg->payload;
\r
1232 // Deflate request body and set appropriate request headers
\r
1233 if(function_exists('gzdeflate') && ($this->request_compression == 'gzip' || $this->request_compression == 'deflate'))
\r
1235 if($this->request_compression == 'gzip')
\r
1237 $a = @gzencode($payload);
\r
1241 $encoding_hdr = "Content-Encoding: gzip\r\n";
\r
1246 $a = @gzcompress($payload);
\r
1250 $encoding_hdr = "Content-Encoding: deflate\r\n";
\r
1256 $encoding_hdr = '';
\r
1259 // thanks to Grant Rauscher <grant7@firstworld.net> for this
\r
1263 $credentials='Authorization: Basic ' . base64_encode($username . ':' . $password) . "\r\n";
\r
1264 if ($authtype != 1)
\r
1266 error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth is supported with HTTP 1.0');
\r
1270 $accepted_encoding = '';
\r
1271 if(is_array($this->accepted_compression) && count($this->accepted_compression))
\r
1273 $accepted_encoding = 'Accept-Encoding: ' . implode(', ', $this->accepted_compression) . "\r\n";
\r
1276 $proxy_credentials = '';
\r
1279 if($proxyport == 0)
\r
1281 $proxyport = 8080;
\r
1283 $connectserver = $proxyhost;
\r
1284 $connectport = $proxyport;
\r
1285 $uri = 'http://'.$server.':'.$port.$this->path;
\r
1286 if($proxyusername != '')
\r
1288 if ($proxyauthtype != 1)
\r
1290 error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth to proxy is supported with HTTP 1.0');
\r
1292 $proxy_credentials = 'Proxy-Authorization: Basic ' . base64_encode($proxyusername.':'.$proxypassword) . "\r\n";
\r
1297 $connectserver = $server;
\r
1298 $connectport = $port;
\r
1299 $uri = $this->path;
\r
1302 // Cookie generation, as per rfc2965 (version 1 cookies) or
\r
1303 // netscape's rules (version 0 cookies)
\r
1305 if (count($this->cookies))
\r
1308 foreach ($this->cookies as $name => $cookie)
\r
1310 if ($cookie['version'])
\r
1312 $version = ' $Version="' . $cookie['version'] . '";';
\r
1313 $cookieheader .= ' ' . $name . '="' . $cookie['value'] . '";';
\r
1314 if ($cookie['path'])
\r
1315 $cookieheader .= ' $Path="' . $cookie['path'] . '";';
\r
1316 if ($cookie['domain'])
\r
1317 $cookieheader .= ' $Domain="' . $cookie['domain'] . '";';
\r
1318 if ($cookie['port'])
\r
1319 $cookieheader .= ' $Port="' . $cookie['port'] . '";';
\r
1323 $cookieheader .= ' ' . $name . '=' . $cookie['value'] . ";";
\r
1326 $cookieheader = 'Cookie:' . $version . substr($cookieheader, 0, -1) . "\r\n";
\r
1329 $op= 'POST ' . $uri. " HTTP/1.0\r\n" .
\r
1330 'User-Agent: ' . $GLOBALS['xmlrpcName'] . ' ' . $GLOBALS['xmlrpcVersion'] . "\r\n" .
\r
1331 'Host: '. $server . ':' . $port . "\r\n" .
\r
1333 $proxy_credentials .
\r
1334 $accepted_encoding .
\r
1336 'Accept-Charset: ' . implode(',', $this->accepted_charset_encodings) . "\r\n" .
\r
1338 'Content-Type: ' . $msg->content_type . "\r\nContent-Length: " .
\r
1339 strlen($payload) . "\r\n\r\n" .
\r
1342 if($this->debug > 1)
\r
1344 print "<PRE>\n---SENDING---\n" . htmlentities($op) . "\n---END---\n</PRE>";
\r
1345 // let the client see this now in case http times out...
\r
1351 $fp=@fsockopen($connectserver, $connectport, $this->errno, $this->errstr, $timeout);
\r
1355 $fp=@fsockopen($connectserver, $connectport, $this->errno, $this->errstr);
\r
1359 if($timeout>0 && function_exists('stream_set_timeout'))
\r
1361 stream_set_timeout($fp, $timeout);
\r
1366 $this->errstr='Connect error: '.$this->errstr;
\r
1367 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $this->errstr . ' (' . $this->errno . ')');
\r
1371 if(!fputs($fp, $op, strlen($op)))
\r
1374 $this->errstr='Write error';
\r
1375 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $this->errstr);
\r
1380 // reset errno and errstr on succesful socket connection
\r
1381 $this->errstr = '';
\r
1383 // G. Giunta 2005/10/24: close socket before parsing.
\r
1384 // should yeld slightly better execution times, and make easier recursive calls (e.g. to follow http redirects)
\r
1388 // shall we check for $data === FALSE?
\r
1389 // as per the manual, it signals an error
\r
1390 $ipd.=fread($fp, 32768);
\r
1391 } while(!feof($fp));
\r
1393 $r =& $msg->parseResponse($ipd, false, $this->return_type);
\r
1401 function &sendPayloadHTTPS($msg, $server, $port, $timeout=0, $username='',
\r
1402 $password='', $authtype=1, $cert='',$certpass='', $cacert='', $cacertdir='',
\r
1403 $proxyhost='', $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1,
\r
1404 $keepalive=false, $key='', $keypass='')
\r
1406 $r =& $this->sendPayloadCURL($msg, $server, $port, $timeout, $username,
\r
1407 $password, $authtype, $cert, $certpass, $cacert, $cacertdir, $proxyhost, $proxyport,
\r
1408 $proxyusername, $proxypassword, $proxyauthtype, 'https', $keepalive, $key, $keypass);
\r
1413 * Contributed by Justin Miller <justin@voxel.net>
\r
1414 * Requires curl to be built into PHP
\r
1415 * NB: CURL versions before 7.11.10 cannot use proxy to talk to https servers!
\r
1418 function &sendPayloadCURL($msg, $server, $port, $timeout=0, $username='',
\r
1419 $password='', $authtype=1, $cert='', $certpass='', $cacert='', $cacertdir='',
\r
1420 $proxyhost='', $proxyport=0, $proxyusername='', $proxypassword='', $proxyauthtype=1, $method='https',
\r
1421 $keepalive=false, $key='', $keypass='')
\r
1423 if(!function_exists('curl_init'))
\r
1425 $this->errstr='CURL unavailable on this install';
\r
1426 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_curl'], $GLOBALS['xmlrpcstr']['no_curl']);
\r
1429 if($method == 'https')
\r
1431 if(($info = curl_version()) &&
\r
1432 ((is_string($info) && strpos($info, 'OpenSSL') === null) || (is_array($info) && !isset($info['ssl_version']))))
\r
1434 $this->errstr='SSL unavailable on this install';
\r
1435 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_ssl'], $GLOBALS['xmlrpcstr']['no_ssl']);
\r
1442 if($method == 'http')
\r
1452 // Only create the payload if it was not created previously
\r
1453 if(empty($msg->payload))
\r
1455 $msg->createPayload($this->request_charset_encoding);
\r
1458 // Deflate request body and set appropriate request headers
\r
1459 $payload = $msg->payload;
\r
1460 if(function_exists('gzdeflate') && ($this->request_compression == 'gzip' || $this->request_compression == 'deflate'))
\r
1462 if($this->request_compression == 'gzip')
\r
1464 $a = @gzencode($payload);
\r
1468 $encoding_hdr = 'Content-Encoding: gzip';
\r
1473 $a = @gzcompress($payload);
\r
1477 $encoding_hdr = 'Content-Encoding: deflate';
\r
1483 $encoding_hdr = '';
\r
1486 if($this->debug > 1)
\r
1488 print "<PRE>\n---SENDING---\n" . htmlentities($payload) . "\n---END---\n</PRE>";
\r
1489 // let the client see this now in case http times out...
\r
1493 if(!$keepalive || !$this->xmlrpc_curl_handle)
\r
1495 $curl = curl_init($method . '://' . $server . ':' . $port . $this->path);
\r
1498 $this->xmlrpc_curl_handle = $curl;
\r
1503 $curl = $this->xmlrpc_curl_handle;
\r
1506 // results into variable
\r
1507 curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
\r
1511 curl_setopt($curl, CURLOPT_VERBOSE, 1);
\r
1513 curl_setopt($curl, CURLOPT_USERAGENT, $GLOBALS['xmlrpcName'].' '.$GLOBALS['xmlrpcVersion']);
\r
1514 // required for XMLRPC: post the data
\r
1515 curl_setopt($curl, CURLOPT_POST, 1);
\r
1517 curl_setopt($curl, CURLOPT_POSTFIELDS, $payload);
\r
1519 // return the header too
\r
1520 curl_setopt($curl, CURLOPT_HEADER, 1);
\r
1522 // will only work with PHP >= 5.0
\r
1523 // NB: if we set an empty string, CURL will add http header indicating
\r
1524 // ALL methods it is supporting. This is possibly a better option than
\r
1525 // letting the user tell what curl can / cannot do...
\r
1526 if(is_array($this->accepted_compression) && count($this->accepted_compression))
\r
1528 //curl_setopt($curl, CURLOPT_ENCODING, implode(',', $this->accepted_compression));
\r
1529 // empty string means 'any supported by CURL' (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
\r
1530 if (count($this->accepted_compression) == 1)
\r
1532 curl_setopt($curl, CURLOPT_ENCODING, $this->accepted_compression[0]);
\r
1535 curl_setopt($curl, CURLOPT_ENCODING, '');
\r
1538 $headers = array('Content-Type: ' . $msg->content_type , 'Accept-Charset: ' . implode(',', $this->accepted_charset_encodings));
\r
1539 // if no keepalive is wanted, let the server know it in advance
\r
1542 $headers[] = 'Connection: close';
\r
1544 // request compression header
\r
1547 $headers[] = $encoding_hdr;
\r
1550 curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
\r
1551 // timeout is borked
\r
1554 curl_setopt($curl, CURLOPT_TIMEOUT, $timeout == 1 ? 1 : $timeout - 1);
\r
1557 if($username && $password)
\r
1559 curl_setopt($curl, CURLOPT_USERPWD, $username.':'.$password);
\r
1560 if (defined('CURLOPT_HTTPAUTH'))
\r
1562 curl_setopt($curl, CURLOPT_HTTPAUTH, $authtype);
\r
1564 else if ($authtype != 1)
\r
1566 error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth is supported by the current PHP/curl install');
\r
1570 if($method == 'https')
\r
1575 curl_setopt($curl, CURLOPT_SSLCERT, $cert);
\r
1577 // set cert password
\r
1580 curl_setopt($curl, CURLOPT_SSLCERTPASSWD, $certpass);
\r
1582 // whether to verify remote host's cert
\r
1583 curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, $this->verifypeer);
\r
1584 // set ca certificates file/dir
\r
1587 curl_setopt($curl, CURLOPT_CAINFO, $cacert);
\r
1591 curl_setopt($curl, CURLOPT_CAPATH, $cacertdir);
\r
1593 // set key file (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
\r
1596 curl_setopt($curl, CURLOPT_SSLKEY, $key);
\r
1598 // set key password (shall we catch errors in case CURLOPT_SSLKEY undefined ?)
\r
1601 curl_setopt($curl, CURLOPT_SSLKEYPASSWD, $keypass);
\r
1603 // whether to verify cert's common name (CN); 0 for no, 1 to verify that it exists, and 2 to verify that it matches the hostname used
\r
1604 curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, $this->verifyhost);
\r
1610 if($proxyport == 0)
\r
1612 $proxyport = 8080; // NB: even for HTTPS, local connection is on port 8080
\r
1614 curl_setopt($curl, CURLOPT_PROXY, $proxyhost.':'.$proxyport);
\r
1615 //curl_setopt($curl, CURLOPT_PROXYPORT,$proxyport);
\r
1616 if($proxyusername)
\r
1618 curl_setopt($curl, CURLOPT_PROXYUSERPWD, $proxyusername.':'.$proxypassword);
\r
1619 if (defined('CURLOPT_PROXYAUTH'))
\r
1621 curl_setopt($curl, CURLOPT_PROXYAUTH, $proxyauthtype);
\r
1623 else if ($proxyauthtype != 1)
\r
1625 error_log('XML-RPC: xmlrpc_client::send: warning. Only Basic auth to proxy is supported by the current PHP/curl install');
\r
1630 // NB: should we build cookie http headers by hand rather than let CURL do it?
\r
1631 // the following code does not honour 'expires', 'path' and 'domain' cookie attributes
\r
1632 // set to client obj the the user...
\r
1633 if (count($this->cookies))
\r
1635 $cookieheader = '';
\r
1636 foreach ($this->cookies as $name => $cookie)
\r
1638 $cookieheader .= $name . '=' . $cookie['value'] . '; ';
\r
1640 curl_setopt($curl, CURLOPT_COOKIE, substr($cookieheader, 0, -2));
\r
1643 foreach ($this->extracurlopts as $opt => $val)
\r
1645 curl_setopt($curl, $opt, $val);
\r
1648 $result = curl_exec($curl);
\r
1650 if ($this->debug > 1)
\r
1652 print "<PRE>\n---CURL INFO---\n";
\r
1653 foreach(curl_getinfo($curl) as $name => $val)
\r
1654 print $name . ': ' . htmlentities($val). "\n";
\r
1655 print "---END---\n</PRE>";
\r
1658 if(!$result) /// @todo we should use a better check here - what if we get back '' or '0'?
\r
1660 $this->errstr='no response';
\r
1661 $resp=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['curl_fail'], $GLOBALS['xmlrpcstr']['curl_fail']. ': '. curl_error($curl));
\r
1662 curl_close($curl);
\r
1665 $this->xmlrpc_curl_handle = null;
\r
1672 curl_close($curl);
\r
1674 $resp =& $msg->parseResponse($result, true, $this->return_type);
\r
1680 * Send an array of request messages and return an array of responses.
\r
1681 * Unless $this->no_multicall has been set to true, it will try first
\r
1682 * to use one single xmlrpc call to server method system.multicall, and
\r
1683 * revert to sending many successive calls in case of failure.
\r
1684 * This failure is also stored in $this->no_multicall for subsequent calls.
\r
1685 * Unfortunately, there is no server error code universally used to denote
\r
1686 * the fact that multicall is unsupported, so there is no way to reliably
\r
1687 * distinguish between that and a temporary failure.
\r
1688 * If you are sure that server supports multicall and do not want to
\r
1689 * fallback to using many single calls, set the fourth parameter to FALSE.
\r
1691 * NB: trying to shoehorn extra functionality into existing syntax has resulted
\r
1692 * in pretty much convoluted code...
\r
1694 * @param array $msgs an array of xmlrpcmsg objects
\r
1695 * @param integer $timeout connection timeout (in seconds)
\r
1696 * @param string $method the http protocol variant to be used
\r
1697 * @param boolean fallback When true, upon receiveing an error during multicall, multiple single calls will be attempted
\r
1701 function multicall($msgs, $timeout=0, $method='', $fallback=true)
\r
1703 if ($method == '')
\r
1705 $method = $this->method;
\r
1707 if(!$this->no_multicall)
\r
1709 $results = $this->_try_multicall($msgs, $timeout, $method);
\r
1710 if(is_array($results))
\r
1712 // System.multicall succeeded
\r
1717 // either system.multicall is unsupported by server,
\r
1718 // or call failed for some other reason.
\r
1721 // Don't try it next time...
\r
1722 $this->no_multicall = true;
\r
1726 if (is_a($results, 'xmlrpcresp'))
\r
1728 $result = $results;
\r
1732 $result = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['multicall_error'], $GLOBALS['xmlrpcstr']['multicall_error']);
\r
1739 // override fallback, in case careless user tries to do two
\r
1740 // opposite things at the same time
\r
1744 $results = array();
\r
1747 // system.multicall is (probably) unsupported by server:
\r
1748 // emulate multicall via multiple requests
\r
1749 foreach($msgs as $msg)
\r
1751 $results[] =& $this->send($msg, $timeout, $method);
\r
1756 // user does NOT want to fallback on many single calls:
\r
1757 // since we should always return an array of responses,
\r
1758 // return an array with the same error repeated n times
\r
1759 foreach($msgs as $msg)
\r
1761 $results[] = $result;
\r
1768 * Attempt to boxcar $msgs via system.multicall.
\r
1769 * Returns either an array of xmlrpcreponses, an xmlrpc error response
\r
1770 * or false (when received response does not respect valid multicall syntax)
\r
1773 function _try_multicall($msgs, $timeout, $method)
\r
1775 // Construct multicall message
\r
1777 foreach($msgs as $msg)
\r
1779 $call['methodName'] = new xmlrpcval($msg->method(),'string');
\r
1780 $numParams = $msg->getNumParams();
\r
1781 $params = array();
\r
1782 for($i = 0; $i < $numParams; $i++)
\r
1784 $params[$i] = $msg->getParam($i);
\r
1786 $call['params'] = new xmlrpcval($params, 'array');
\r
1787 $calls[] = new xmlrpcval($call, 'struct');
\r
1789 $multicall = new xmlrpcmsg('system.multicall');
\r
1790 $multicall->addParam(new xmlrpcval($calls, 'array'));
\r
1792 // Attempt RPC call
\r
1793 $result =& $this->send($multicall, $timeout, $method);
\r
1795 if($result->faultCode() != 0)
\r
1797 // call to system.multicall failed
\r
1801 // Unpack responses.
\r
1802 $rets = $result->value();
\r
1804 if ($this->return_type == 'xml')
\r
1808 else if ($this->return_type == 'phpvals')
\r
1810 ///@todo test this code branch...
\r
1811 $rets = $result->value();
\r
1812 if(!is_array($rets))
\r
1814 return false; // bad return type from system.multicall
\r
1816 $numRets = count($rets);
\r
1817 if($numRets != count($msgs))
\r
1819 return false; // wrong number of return values.
\r
1822 $response = array();
\r
1823 for($i = 0; $i < $numRets; $i++)
\r
1826 if (!is_array($val)) {
\r
1829 switch(count($val))
\r
1832 if(!isset($val[0]))
\r
1834 return false; // Bad value
\r
1836 // Normal return value
\r
1837 $response[$i] = new xmlrpcresp($val[0], 0, '', 'phpvals');
\r
1840 /// @todo remove usage of @: it is apparently quite slow
\r
1841 $code = @$val['faultCode'];
\r
1842 if(!is_int($code))
\r
1846 $str = @$val['faultString'];
\r
1847 if(!is_string($str))
\r
1851 $response[$i] = new xmlrpcresp(0, $code, $str);
\r
1859 else // return type == 'xmlrpcvals'
\r
1861 $rets = $result->value();
\r
1862 if($rets->kindOf() != 'array')
\r
1864 return false; // bad return type from system.multicall
\r
1866 $numRets = $rets->arraysize();
\r
1867 if($numRets != count($msgs))
\r
1869 return false; // wrong number of return values.
\r
1872 $response = array();
\r
1873 for($i = 0; $i < $numRets; $i++)
\r
1875 $val = $rets->arraymem($i);
\r
1876 switch($val->kindOf())
\r
1879 if($val->arraysize() != 1)
\r
1881 return false; // Bad value
\r
1883 // Normal return value
\r
1884 $response[$i] = new xmlrpcresp($val->arraymem(0));
\r
1887 $code = $val->structmem('faultCode');
\r
1888 if($code->kindOf() != 'scalar' || $code->scalartyp() != 'int')
\r
1892 $str = $val->structmem('faultString');
\r
1893 if($str->kindOf() != 'scalar' || $str->scalartyp() != 'string')
\r
1897 $response[$i] = new xmlrpcresp(0, $code->scalarval(), $str->scalarval());
\r
1906 } // end class xmlrpc_client
\r
1915 var $hdrs = array();
\r
1916 var $_cookies = array();
\r
1917 var $content_type = 'text/xml';
\r
1918 var $raw_data = '';
\r
1921 * @param mixed $val either an xmlrpcval obj, a php value or the xml serialization of an xmlrpcval (a string)
\r
1922 * @param integer $fcode set it to anything but 0 to create an error response
\r
1923 * @param string $fstr the error string, in case of an error response
\r
1924 * @param string $valtyp either 'xmlrpcvals', 'phpvals' or 'xml'
\r
1926 * @todo add check that $val / $fcode / $fstr is of correct type???
\r
1927 * NB: as of now we do not do it, since it might be either an xmlrpcval or a plain
\r
1928 * php val, or a complete xml chunk, depending on usage of xmlrpc_client::send() inside which creator is called...
\r
1930 function xmlrpcresp($val, $fcode = 0, $fstr = '', $valtyp='')
\r
1935 $this->errno = $fcode;
\r
1936 $this->errstr = $fstr;
\r
1937 //$this->errstr = htmlspecialchars($fstr); // XXX: encoding probably shouldn't be done here; fix later.
\r
1941 // successful response
\r
1942 $this->val = $val;
\r
1943 if ($valtyp == '')
\r
1945 // user did not declare type of response value: try to guess it
\r
1946 if (is_object($this->val) && is_a($this->val, 'xmlrpcval'))
\r
1948 $this->valtyp = 'xmlrpcvals';
\r
1950 else if (is_string($this->val))
\r
1952 $this->valtyp = 'xml';
\r
1957 $this->valtyp = 'phpvals';
\r
1962 // user declares type of resp value: believe him
\r
1963 $this->valtyp = $valtyp;
\r
1969 * Returns the error code of the response.
\r
1970 * @return integer the error code of this response (0 for not-error responses)
\r
1973 function faultCode()
\r
1975 return $this->errno;
\r
1979 * Returns the error code of the response.
\r
1980 * @return string the error string of this response ('' for not-error responses)
\r
1983 function faultString()
\r
1985 return $this->errstr;
\r
1989 * Returns the value received by the server.
\r
1990 * @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
1995 return $this->val;
\r
1999 * Returns an array with the cookies received from the server.
\r
2000 * Array has the form: $cookiename => array ('value' => $val, $attr1 => $val1, $attr2 = $val2, ...)
\r
2001 * with attributes being e.g. 'expires', 'path', domain'.
\r
2002 * NB: cookies sent as 'expired' by the server (i.e. with an expiry date in the past)
\r
2003 * are still present in the array. It is up to the user-defined code to decide
\r
2004 * how to use the received cookies, and wheter they have to be sent back with the next
\r
2005 * request to the server (using xmlrpc_client::setCookie) or not
\r
2006 * @return array array of cookies received from the server
\r
2009 function cookies()
\r
2011 return $this->_cookies;
\r
2015 * Returns xml representation of the response. XML prologue not included
\r
2016 * @param string $charset_encoding the charset to be used for serialization. if null, US-ASCII is assumed
\r
2017 * @return string the xml representation of the response
\r
2020 function serialize($charset_encoding='')
\r
2022 if ($charset_encoding != '')
\r
2023 $this->content_type = 'text/xml; charset=' . $charset_encoding;
\r
2025 $this->content_type = 'text/xml';
\r
2026 $result = "<methodResponse>\n";
\r
2029 // G. Giunta 2005/2/13: let non-ASCII response messages be tolerated by clients
\r
2030 // by xml-encoding non ascii chars
\r
2031 $result .= "<fault>\n" .
\r
2032 "<value>\n<struct><member><name>faultCode</name>\n<value><int>" . $this->errno .
\r
2033 "</int></value>\n</member>\n<member>\n<name>faultString</name>\n<value><string>" .
\r
2034 xmlrpc_encode_entitites($this->errstr, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding) . "</string></value>\n</member>\n" .
\r
2035 "</struct>\n</value>\n</fault>";
\r
2039 if(!is_object($this->val) || !is_a($this->val, 'xmlrpcval'))
\r
2041 if (is_string($this->val) && $this->valtyp == 'xml')
\r
2043 $result .= "<params>\n<param>\n" .
\r
2045 "</param>\n</params>";
\r
2049 /// @todo try to build something serializable?
\r
2050 die('cannot serialize xmlrpcresp objects whose content is native php values');
\r
2055 $result .= "<params>\n<param>\n" .
\r
2056 $this->val->serialize($charset_encoding) .
\r
2057 "</param>\n</params>";
\r
2060 $result .= "\n</methodResponse>";
\r
2061 $this->payload = $result;
\r
2070 var $params=array();
\r
2072 var $content_type = 'text/xml';
\r
2075 * @param string $meth the name of the method to invoke
\r
2076 * @param array $pars array of parameters to be paased to the method (xmlrpcval objects)
\r
2078 function xmlrpcmsg($meth, $pars=0)
\r
2080 $this->methodname=$meth;
\r
2081 if(is_array($pars) && count($pars)>0)
\r
2083 for($i=0; $i<count($pars); $i++)
\r
2085 $this->addParam($pars[$i]);
\r
2093 function xml_header($charset_encoding='')
\r
2095 if ($charset_encoding != '')
\r
2097 return "<?xml version=\"1.0\" encoding=\"$charset_encoding\" ?" . ">\n<methodCall>\n";
\r
2101 return "<?xml version=\"1.0\"?" . ">\n<methodCall>\n";
\r
2108 function xml_footer()
\r
2110 return '</methodCall>';
\r
2124 function createPayload($charset_encoding='')
\r
2126 if ($charset_encoding != '')
\r
2127 $this->content_type = 'text/xml; charset=' . $charset_encoding;
\r
2129 $this->content_type = 'text/xml';
\r
2130 $this->payload=$this->xml_header($charset_encoding);
\r
2131 $this->payload.='<methodName>' . $this->methodname . "</methodName>\n";
\r
2132 $this->payload.="<params>\n";
\r
2133 for($i=0; $i<count($this->params); $i++)
\r
2135 $p=$this->params[$i];
\r
2136 $this->payload.="<param>\n" . $p->serialize($charset_encoding) .
\r
2139 $this->payload.="</params>\n";
\r
2140 $this->payload.=$this->xml_footer();
\r
2144 * Gets/sets the xmlrpc method to be invoked
\r
2145 * @param string $meth the method to be set (leave empty not to set it)
\r
2146 * @return string the method that will be invoked
\r
2149 function method($meth='')
\r
2153 $this->methodname=$meth;
\r
2155 return $this->methodname;
\r
2159 * Returns xml representation of the message. XML prologue included
\r
2160 * @return string the xml representation of the message, xml prologue included
\r
2163 function serialize($charset_encoding='')
\r
2165 $this->createPayload($charset_encoding);
\r
2166 return $this->payload;
\r
2170 * Add a parameter to the list of parameters to be used upon method invocation
\r
2171 * @param xmlrpcval $par
\r
2172 * @return boolean false on failure
\r
2175 function addParam($par)
\r
2177 // add check: do not add to self params which are not xmlrpcvals
\r
2178 if(is_object($par) && is_a($par, 'xmlrpcval'))
\r
2180 $this->params[]=$par;
\r
2190 * Returns the nth parameter in the message. The index zero-based.
\r
2191 * @param integer $i the index of the parameter to fetch (zero based)
\r
2192 * @return xmlrpcval the i-th parameter
\r
2195 function getParam($i) { return $this->params[$i]; }
\r
2198 * Returns the number of parameters in the messge.
\r
2199 * @return integer the number of parameters currently set
\r
2202 function getNumParams() { return count($this->params); }
\r
2205 * Given an open file handle, read all data available and parse it as axmlrpc response.
\r
2206 * NB: the file handle is not closed by this function.
\r
2207 * NNB: might have trouble in rare cases to work on network streams, as we
\r
2208 * check for a read of 0 bytes instead of feof($fp).
\r
2209 * But since checking for feof(null) returns false, we would risk an
\r
2210 * infinite loop in that case, because we cannot trust the caller
\r
2211 * to give us a valid pointer to an open file...
\r
2213 * @return xmlrpcresp
\r
2214 * @todo add 2nd & 3rd param to be passed to ParseResponse() ???
\r
2216 function &parseResponseFile($fp)
\r
2219 while($data=fread($fp, 32768))
\r
2224 $r =& $this->parseResponse($ipd);
\r
2229 * Parses HTTP headers and separates them from data.
\r
2232 function &parseResponseHeaders(&$data, $headers_processed=false)
\r
2234 // Support "web-proxy-tunelling" connections for https through proxies
\r
2235 if(preg_match('/^HTTP\/1\.[0-1] 200 Connection established/', $data))
\r
2237 // Look for CR/LF or simple LF as line separator,
\r
2238 // (even though it is not valid http)
\r
2239 $pos = strpos($data,"\r\n\r\n");
\r
2240 if($pos || is_int($pos))
\r
2246 $pos = strpos($data,"\n\n");
\r
2247 if($pos || is_int($pos))
\r
2253 // No separation between response headers and body: fault?
\r
2259 // this filters out all http headers from proxy.
\r
2260 // maybe we could take them into account, too?
\r
2261 $data = substr($data, $bd);
\r
2265 error_log('XML-RPC: xmlrpcmsg::parseResponse: HTTPS via proxy error, tunnel connection possibly failed');
\r
2266 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $GLOBALS['xmlrpcstr']['http_error']. ' (HTTPS via proxy error, tunnel connection possibly failed)');
\r
2271 // Strip HTTP 1.1 100 Continue header if present
\r
2272 while(preg_match('/^HTTP\/1\.1 1[0-9]{2} /', $data))
\r
2274 $pos = strpos($data, 'HTTP', 12);
\r
2275 // server sent a Continue header without any (valid) content following...
\r
2276 // give the client a chance to know it
\r
2277 if(!$pos && !is_int($pos)) // works fine in php 3, 4 and 5
\r
2281 $data = substr($data, $pos);
\r
2283 if(!preg_match('/^HTTP\/[0-9.]+ 200 /', $data))
\r
2285 $errstr= substr($data, 0, strpos($data, "\n")-1);
\r
2286 error_log('XML-RPC: xmlrpcmsg::parseResponse: HTTP error, got response: ' .$errstr);
\r
2287 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['http_error'], $GLOBALS['xmlrpcstr']['http_error']. ' (' . $errstr . ')');
\r
2291 $GLOBALS['_xh']['headers'] = array();
\r
2292 $GLOBALS['_xh']['cookies'] = array();
\r
2294 // be tolerant to usage of \n instead of \r\n to separate headers and data
\r
2295 // (even though it is not valid http)
\r
2296 $pos = strpos($data,"\r\n\r\n");
\r
2297 if($pos || is_int($pos))
\r
2303 $pos = strpos($data,"\n\n");
\r
2304 if($pos || is_int($pos))
\r
2310 // No separation between response headers and body: fault?
\r
2311 // we could take some action here instead of going on...
\r
2315 // be tolerant to line endings, and extra empty lines
\r
2316 $ar = preg_split("/\r?\n/", trim(substr($data, 0, $pos)));
\r
2317 while(list(,$line) = @each($ar))
\r
2319 // take care of multi-line headers and cookies
\r
2320 $arr = explode(':',$line,2);
\r
2321 if(count($arr) > 1)
\r
2323 $header_name = strtolower(trim($arr[0]));
\r
2324 /// @todo some other headers (the ones that allow a CSV list of values)
\r
2325 /// do allow many values to be passed using multiple header lines.
\r
2326 /// We should add content to $GLOBALS['_xh']['headers'][$header_name]
\r
2327 /// instead of replacing it for those...
\r
2328 if ($header_name == 'set-cookie' || $header_name == 'set-cookie2')
\r
2330 if ($header_name == 'set-cookie2')
\r
2332 // version 2 cookies:
\r
2333 // there could be many cookies on one line, comma separated
\r
2334 $cookies = explode(',', $arr[1]);
\r
2338 $cookies = array($arr[1]);
\r
2340 foreach ($cookies as $cookie)
\r
2342 // glue together all received cookies, using a comma to separate them
\r
2343 // (same as php does with getallheaders())
\r
2344 if (isset($GLOBALS['_xh']['headers'][$header_name]))
\r
2345 $GLOBALS['_xh']['headers'][$header_name] .= ', ' . trim($cookie);
\r
2347 $GLOBALS['_xh']['headers'][$header_name] = trim($cookie);
\r
2348 // parse cookie attributes, in case user wants to correctly honour them
\r
2349 // feature creep: only allow rfc-compliant cookie attributes?
\r
2350 // @todo support for server sending multiple time cookie with same name, but using different PATHs
\r
2351 $cookie = explode(';', $cookie);
\r
2352 foreach ($cookie as $pos => $val)
\r
2354 $val = explode('=', $val, 2);
\r
2355 $tag = trim($val[0]);
\r
2356 $val = trim(@$val[1]);
\r
2357 /// @todo with version 1 cookies, we should strip leading and trailing " chars
\r
2360 $cookiename = $tag;
\r
2361 $GLOBALS['_xh']['cookies'][$tag] = array();
\r
2362 $GLOBALS['_xh']['cookies'][$cookiename]['value'] = urldecode($val);
\r
2366 if ($tag != 'value')
\r
2368 $GLOBALS['_xh']['cookies'][$cookiename][$tag] = $val;
\r
2376 $GLOBALS['_xh']['headers'][$header_name] = trim($arr[1]);
\r
2379 elseif(isset($header_name))
\r
2381 /// @todo version1 cookies might span multiple lines, thus breaking the parsing above
\r
2382 $GLOBALS['_xh']['headers'][$header_name] .= ' ' . trim($line);
\r
2386 $data = substr($data, $bd);
\r
2388 if($this->debug && count($GLOBALS['_xh']['headers']))
\r
2391 foreach($GLOBALS['_xh']['headers'] as $header => $value)
\r
2393 print htmlentities("HEADER: $header: $value\n");
\r
2395 foreach($GLOBALS['_xh']['cookies'] as $header => $value)
\r
2397 print htmlentities("COOKIE: $header={$value['value']}\n");
\r
2402 // if CURL was used for the call, http headers have been processed,
\r
2403 // and dechunking + reinflating have been carried out
\r
2404 if(!$headers_processed)
\r
2406 // Decode chunked encoding sent by http 1.1 servers
\r
2407 if(isset($GLOBALS['_xh']['headers']['transfer-encoding']) && $GLOBALS['_xh']['headers']['transfer-encoding'] == 'chunked')
\r
2409 if(!$data = decode_chunked($data))
\r
2411 error_log('XML-RPC: xmlrpcmsg::parseResponse: errors occurred when trying to rebuild the chunked data received from server');
\r
2412 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['dechunk_fail'], $GLOBALS['xmlrpcstr']['dechunk_fail']);
\r
2417 // Decode gzip-compressed stuff
\r
2418 // code shamelessly inspired from nusoap library by Dietrich Ayala
\r
2419 if(isset($GLOBALS['_xh']['headers']['content-encoding']))
\r
2421 $GLOBALS['_xh']['headers']['content-encoding'] = str_replace('x-', '', $GLOBALS['_xh']['headers']['content-encoding']);
\r
2422 if($GLOBALS['_xh']['headers']['content-encoding'] == 'deflate' || $GLOBALS['_xh']['headers']['content-encoding'] == 'gzip')
\r
2424 // if decoding works, use it. else assume data wasn't gzencoded
\r
2425 if(function_exists('gzinflate'))
\r
2427 if($GLOBALS['_xh']['headers']['content-encoding'] == 'deflate' && $degzdata = @gzuncompress($data))
\r
2429 $data = $degzdata;
\r
2431 print "<PRE>---INFLATED RESPONSE---[".strlen($data)." chars]---\n" . htmlentities($data) . "\n---END---</PRE>";
\r
2433 elseif($GLOBALS['_xh']['headers']['content-encoding'] == 'gzip' && $degzdata = @gzinflate(substr($data, 10)))
\r
2435 $data = $degzdata;
\r
2437 print "<PRE>---INFLATED RESPONSE---[".strlen($data)." chars]---\n" . htmlentities($data) . "\n---END---</PRE>";
\r
2441 error_log('XML-RPC: xmlrpcmsg::parseResponse: errors occurred when trying to decode the deflated data received from server');
\r
2442 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['decompress_fail'], $GLOBALS['xmlrpcstr']['decompress_fail']);
\r
2448 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
2449 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['cannot_decompress'], $GLOBALS['xmlrpcstr']['cannot_decompress']);
\r
2454 } // end of 'if needed, de-chunk, re-inflate response'
\r
2456 // real stupid hack to avoid PHP 4 complaining about returning NULL by ref
\r
2463 * Parse the xmlrpc response contained in the string $data and return an xmlrpcresp object.
\r
2464 * @param string $data the xmlrpc response, eventually including http headers
\r
2465 * @param bool $headers_processed when true prevents parsing HTTP headers for interpretation of content-encoding and consequent decoding
\r
2466 * @param string $return_type decides return type, i.e. content of response->value(). Either 'xmlrpcvals', 'xml' or 'phpvals'
\r
2467 * @return xmlrpcresp
\r
2470 function &parseResponse($data='', $headers_processed=false, $return_type='xmlrpcvals')
\r
2474 //by maHo, replaced htmlspecialchars with htmlentities
\r
2475 print "<PRE>---GOT---\n" . htmlentities($data) . "\n---END---\n</PRE>";
\r
2480 error_log('XML-RPC: xmlrpcmsg::parseResponse: no response received from server.');
\r
2481 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['no_data'], $GLOBALS['xmlrpcstr']['no_data']);
\r
2485 $GLOBALS['_xh']=array();
\r
2487 $raw_data = $data;
\r
2488 // parse the HTTP headers of the response, if present, and separate them from data
\r
2489 if(substr($data, 0, 4) == 'HTTP')
\r
2491 $r =& $this->parseResponseHeaders($data, $headers_processed);
\r
2494 // failed processing of HTTP response headers
\r
2495 // save into response obj the full payload received, for debugging
\r
2496 $r->raw_data = $data;
\r
2502 $GLOBALS['_xh']['headers'] = array();
\r
2503 $GLOBALS['_xh']['cookies'] = array();
\r
2508 $start = strpos($data, '<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
\r
2511 $start += strlen('<!-- SERVER DEBUG INFO (BASE64 ENCODED):');
\r
2512 $end = strpos($data, '-->', $start);
\r
2513 $comments = substr($data, $start, $end-$start);
\r
2514 print "<PRE>---SERVER DEBUG INFO (DECODED) ---\n\t".htmlentities(str_replace("\n", "\n\t", base64_decode($comments)))."\n---END---\n</PRE>";
\r
2518 // be tolerant of extra whitespace in response body
\r
2519 $data = trim($data);
\r
2521 /// @todo return an error msg if $data=='' ?
\r
2523 // be tolerant of junk after methodResponse (e.g. javascript ads automatically inserted by free hosts)
\r
2524 // idea from Luca Mariano <luca.mariano@email.it> originally in PEARified version of the lib
\r
2526 // Poor man's version of strrpos for php 4...
\r
2527 $pos = strpos($data, '</methodResponse>');
\r
2528 while($pos || is_int($pos))
\r
2531 $pos = strpos($data, '</methodResponse>', $bd);
\r
2535 $data = substr($data, 0, $bd);
\r
2538 // if user wants back raw xml, give it to him
\r
2539 if ($return_type == 'xml')
\r
2541 $r = new xmlrpcresp($data, 0, '', 'xml');
\r
2542 $r->hdrs = $GLOBALS['_xh']['headers'];
\r
2543 $r->_cookies = $GLOBALS['_xh']['cookies'];
\r
2544 $r->raw_data = $raw_data;
\r
2548 // try to 'guestimate' the character encoding of the received response
\r
2549 $resp_encoding = guess_encoding(@$GLOBALS['_xh']['headers']['content-type'], $data);
\r
2551 $GLOBALS['_xh']['ac']='';
\r
2552 //$GLOBALS['_xh']['qt']=''; //unused...
\r
2553 $GLOBALS['_xh']['stack'] = array();
\r
2554 $GLOBALS['_xh']['valuestack'] = array();
\r
2555 $GLOBALS['_xh']['isf']=0; // 0 = OK, 1 for xmlrpc fault responses, 2 = invalid xmlrpc
\r
2556 $GLOBALS['_xh']['isf_reason']='';
\r
2557 $GLOBALS['_xh']['rt']=''; // 'methodcall or 'methodresponse'
\r
2559 // if response charset encoding is not known / supported, try to use
\r
2560 // the default encoding and parse the xml anyway, but log a warning...
\r
2561 if (!in_array($resp_encoding, array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
\r
2562 // the following code might be better for mb_string enabled installs, but
\r
2563 // makes the lib about 200% slower...
\r
2564 //if (!is_valid_charset($resp_encoding, array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
\r
2566 error_log('XML-RPC: xmlrpcmsg::parseResponse: invalid charset encoding of received response: '.$resp_encoding);
\r
2567 $resp_encoding = $GLOBALS['xmlrpc_defencoding'];
\r
2569 $parser = xml_parser_create($resp_encoding);
\r
2570 xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);
\r
2571 // G. Giunta 2005/02/13: PHP internally uses ISO-8859-1, so we have to tell
\r
2572 // the xml parser to give us back data in the expected charset.
\r
2573 // What if internal encoding is not in one of the 3 allowed?
\r
2574 // we use the broadest one, ie. utf8
\r
2575 // This allows to send data which is native in various charset,
\r
2576 // by extending xmlrpc_encode_entitites() and setting xmlrpc_internalencoding
\r
2577 if (!in_array($GLOBALS['xmlrpc_internalencoding'], array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
\r
2579 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8');
\r
2583 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, $GLOBALS['xmlrpc_internalencoding']);
\r
2586 if ($return_type == 'phpvals')
\r
2588 xml_set_element_handler($parser, 'xmlrpc_se', 'xmlrpc_ee_fast');
\r
2592 xml_set_element_handler($parser, 'xmlrpc_se', 'xmlrpc_ee');
\r
2595 xml_set_character_data_handler($parser, 'xmlrpc_cd');
\r
2596 xml_set_default_handler($parser, 'xmlrpc_dh');
\r
2598 // first error check: xml not well formed
\r
2599 if(!xml_parse($parser, $data, count($data)))
\r
2601 // thanks to Peter Kocks <peter.kocks@baygate.com>
\r
2602 if((xml_get_current_line_number($parser)) == 1)
\r
2604 $errstr = 'XML error at line 1, check URL';
\r
2608 $errstr = sprintf('XML error: %s at line %d, column %d',
\r
2609 xml_error_string(xml_get_error_code($parser)),
\r
2610 xml_get_current_line_number($parser), xml_get_current_column_number($parser));
\r
2612 error_log($errstr);
\r
2613 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'], $GLOBALS['xmlrpcstr']['invalid_return'].' ('.$errstr.')');
\r
2614 xml_parser_free($parser);
\r
2619 $r->hdrs = $GLOBALS['_xh']['headers'];
\r
2620 $r->_cookies = $GLOBALS['_xh']['cookies'];
\r
2621 $r->raw_data = $raw_data;
\r
2624 xml_parser_free($parser);
\r
2625 // second error check: xml well formed but not xml-rpc compliant
\r
2626 if ($GLOBALS['_xh']['isf'] > 1)
\r
2630 /// @todo echo something for user?
\r
2633 $r = new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'],
\r
2634 $GLOBALS['xmlrpcstr']['invalid_return'] . ' ' . $GLOBALS['_xh']['isf_reason']);
\r
2636 // third error check: parsing of the response has somehow gone boink.
\r
2637 // NB: shall we omit this check, since we trust the parsing code?
\r
2638 elseif ($return_type == 'xmlrpcvals' && !is_object($GLOBALS['_xh']['value']))
\r
2640 // something odd has happened
\r
2641 // and it's time to generate a client side error
\r
2642 // indicating something odd went on
\r
2643 $r=new xmlrpcresp(0, $GLOBALS['xmlrpcerr']['invalid_return'],
\r
2644 $GLOBALS['xmlrpcstr']['invalid_return']);
\r
2650 print "<PRE>---PARSED---\n";
\r
2651 // somehow htmlentities chokes on var_export, and some full html string...
\r
2652 //print htmlentitites(var_export($GLOBALS['_xh']['value'], true));
\r
2653 print htmlspecialchars(var_export($GLOBALS['_xh']['value'], true));
\r
2654 print "\n---END---</PRE>";
\r
2657 // note that using =& will raise an error if $GLOBALS['_xh']['st'] does not generate an object.
\r
2658 $v =& $GLOBALS['_xh']['value'];
\r
2660 if($GLOBALS['_xh']['isf'])
\r
2662 /// @todo we should test here if server sent an int and a string,
\r
2663 /// and/or coerce them into such...
\r
2664 if ($return_type == 'xmlrpcvals')
\r
2666 $errno_v = $v->structmem('faultCode');
\r
2667 $errstr_v = $v->structmem('faultString');
\r
2668 $errno = $errno_v->scalarval();
\r
2669 $errstr = $errstr_v->scalarval();
\r
2673 $errno = $v['faultCode'];
\r
2674 $errstr = $v['faultString'];
\r
2679 // FAULT returned, errno needs to reflect that
\r
2683 $r = new xmlrpcresp(0, $errno, $errstr);
\r
2687 $r=new xmlrpcresp($v, 0, '', $return_type);
\r
2691 $r->hdrs = $GLOBALS['_xh']['headers'];
\r
2692 $r->_cookies = $GLOBALS['_xh']['cookies'];
\r
2693 $r->raw_data = $raw_data;
\r
2702 var $_php_class=null;
\r
2705 * @param mixed $val
\r
2706 * @param string $type any valid xmlrpc type name (lowercase). If null, 'string' is assumed
\r
2708 function xmlrpcval($val=-1, $type='')
\r
2710 /// @todo: optimization creep - do not call addXX, do it all inline.
\r
2711 /// downside: booleans will not be coerced anymore
\r
2712 if($val!==-1 || $type!='')
\r
2714 // optimization creep: inlined all work done by constructor
\r
2719 $this->me['string']=$val;
\r
2726 case 'dateTime.iso8601':
\r
2730 $this->me[$type]=$val;
\r
2734 $this->me['array']=$val;
\r
2738 $this->me['struct']=$val;
\r
2741 error_log("XML-RPC: xmlrpcval::xmlrpcval: not a known type ($type)");
\r
2747 if($GLOBALS['xmlrpcTypes'][$type]==1)
\r
2749 $this->addScalar($val,$type);
\r
2751 elseif($GLOBALS['xmlrpcTypes'][$type]==2)
\r
2753 $this->addArray($val);
\r
2755 elseif($GLOBALS['xmlrpcTypes'][$type]==3)
\r
2757 $this->addStruct($val);
\r
2763 * Add a single php value to an (unitialized) xmlrpcval
\r
2764 * @param mixed $val
\r
2765 * @param string $type
\r
2766 * @return int 1 or 0 on failure
\r
2768 function addScalar($val, $type='string')
\r
2770 $typeof=@$GLOBALS['xmlrpcTypes'][$type];
\r
2773 error_log("XML-RPC: xmlrpcval::addScalar: not a scalar type ($type)");
\r
2777 // coerce booleans into correct values
\r
2778 // NB: we should either do it for datetimes, integers and doubles, too,
\r
2779 // or just plain remove this check, implemented on booleans only...
\r
2780 if($type==$GLOBALS['xmlrpcBoolean'])
\r
2782 if(strcasecmp($val,'true')==0 || $val==1 || ($val==true && strcasecmp($val,'false')))
\r
2792 switch($this->mytype)
\r
2795 error_log('XML-RPC: xmlrpcval::addScalar: scalar xmlrpcval can have only one value');
\r
2798 error_log('XML-RPC: xmlrpcval::addScalar: cannot add anonymous scalar to struct xmlrpcval');
\r
2801 // we're adding a scalar value to an array here
\r
2802 //$ar=$this->me['array'];
\r
2803 //$ar[]=new xmlrpcval($val, $type);
\r
2804 //$this->me['array']=$ar;
\r
2805 // Faster (?) avoid all the costly array-copy-by-val done here...
\r
2806 $this->me['array'][]=new xmlrpcval($val, $type);
\r
2809 // a scalar, so set the value and remember we're scalar
\r
2810 $this->me[$type]=$val;
\r
2811 $this->mytype=$typeof;
\r
2817 * Add an array of xmlrpcval objects to an xmlrpcval
\r
2818 * @param array $vals
\r
2819 * @return int 1 or 0 on failure
\r
2822 * @todo add some checking for $vals to be an array of xmlrpcvals?
\r
2824 function addArray($vals)
\r
2826 if($this->mytype==0)
\r
2828 $this->mytype=$GLOBALS['xmlrpcTypes']['array'];
\r
2829 $this->me['array']=$vals;
\r
2832 elseif($this->mytype==2)
\r
2834 // we're adding to an array here
\r
2835 $this->me['array'] = array_merge($this->me['array'], $vals);
\r
2840 error_log('XML-RPC: xmlrpcval::addArray: already initialized as a [' . $this->kindOf() . ']');
\r
2846 * Add an array of named xmlrpcval objects to an xmlrpcval
\r
2847 * @param array $vals
\r
2848 * @return int 1 or 0 on failure
\r
2851 * @todo add some checking for $vals to be an array?
\r
2853 function addStruct($vals)
\r
2855 if($this->mytype==0)
\r
2857 $this->mytype=$GLOBALS['xmlrpcTypes']['struct'];
\r
2858 $this->me['struct']=$vals;
\r
2861 elseif($this->mytype==3)
\r
2863 // we're adding to a struct here
\r
2864 $this->me['struct'] = array_merge($this->me['struct'], $vals);
\r
2869 error_log('XML-RPC: xmlrpcval::addStruct: already initialized as a [' . $this->kindOf() . ']');
\r
2874 // poor man's version of print_r ???
\r
2876 function dump($ar)
\r
2878 foreach($ar as $key => $val)
\r
2880 echo "$key => $val<br />";
\r
2881 if($key == 'array')
\r
2883 while(list($key2, $val2) = each($val))
\r
2885 echo "-- $key2 => $val2<br />";
\r
2892 * Returns a string containing "struct", "array" or "scalar" describing the base type of the value
\r
2898 switch($this->mytype)
\r
2917 function serializedata($typ, $val, $charset_encoding='')
\r
2920 switch(@$GLOBALS['xmlrpcTypes'][$typ])
\r
2925 case $GLOBALS['xmlrpcBase64']:
\r
2926 $rs.="<${typ}>" . base64_encode($val) . "</${typ}>";
\r
2928 case $GLOBALS['xmlrpcBoolean']:
\r
2929 $rs.="<${typ}>" . ($val ? '1' : '0') . "</${typ}>";
\r
2931 case $GLOBALS['xmlrpcString']:
\r
2932 // G. Giunta 2005/2/13: do NOT use htmlentities, since
\r
2933 // it will produce named html entities, which are invalid xml
\r
2934 $rs.="<${typ}>" . xmlrpc_encode_entitites($val, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding). "</${typ}>";
\r
2936 case $GLOBALS['xmlrpcInt']:
\r
2937 case $GLOBALS['xmlrpcI4']:
\r
2938 $rs.="<${typ}>".(int)$val."</${typ}>";
\r
2940 case $GLOBALS['xmlrpcDouble']:
\r
2941 // avoid using standard conversion of float to string because it is locale-dependent,
\r
2942 // and also because the xmlrpc spec forbids exponential notation
\r
2943 // sprintf('%F') would be most likely ok but it is only available since PHP 4.3.10 and PHP 5.0.3.
\r
2944 // The code below tries its best at keeping max precision while avoiding exp notation,
\r
2945 // but there is of course no limit in the number of decimal places to be used...
\r
2946 $rs.="<${typ}>".preg_replace('/\\.?0+$/','',number_format((double)$val, 128, '.', ''))."</${typ}>";
\r
2948 case $GLOBALS['xmlrpcDateTime']:
\r
2949 if (is_string($val))
\r
2951 $rs.="<${typ}>${val}</${typ}>";
\r
2953 else if(is_a($val, 'DateTime'))
\r
2955 $rs.="<${typ}>".$val->format('Ymd\TH:i:s')."</${typ}>";
\r
2957 else if(is_int($val))
\r
2959 $rs.="<${typ}>".strftime("%Y%m%dT%H:%M:%S", $val)."</${typ}>";
\r
2963 // not really a good idea here: but what shall we output anyway? left for backward compat...
\r
2964 $rs.="<${typ}>${val}</${typ}>";
\r
2967 case $GLOBALS['xmlrpcNull']:
\r
2968 if ($GLOBALS['xmlrpc_null_apache_encoding'])
\r
2978 // no standard type value should arrive here, but provide a possibility
\r
2979 // for xmlrpcvals of unknown type...
\r
2980 $rs.="<${typ}>${val}</${typ}>";
\r
2985 if ($this->_php_class)
\r
2987 $rs.='<struct php_class="' . $this->_php_class . "\">\n";
\r
2991 $rs.="<struct>\n";
\r
2993 foreach($val as $key2 => $val2)
\r
2995 $rs.='<member><name>'.xmlrpc_encode_entitites($key2, $GLOBALS['xmlrpc_internalencoding'], $charset_encoding)."</name>\n";
\r
2996 //$rs.=$this->serializeval($val2);
\r
2997 $rs.=$val2->serialize($charset_encoding);
\r
2998 $rs.="</member>\n";
\r
3004 $rs.="<array>\n<data>\n";
\r
3005 for($i=0; $i<count($val); $i++)
\r
3007 //$rs.=$this->serializeval($val[$i]);
\r
3008 $rs.=$val[$i]->serialize($charset_encoding);
\r
3010 $rs.="</data>\n</array>";
\r
3019 * Returns xml representation of the value. XML prologue not included
\r
3020 * @param string $charset_encoding the charset to be used for serialization. if null, US-ASCII is assumed
\r
3024 function serialize($charset_encoding='')
\r
3026 // add check? slower, but helps to avoid recursion in serializing broken xmlrpcvals...
\r
3027 //if (is_object($o) && (get_class($o) == 'xmlrpcval' || is_subclass_of($o, 'xmlrpcval')))
\r
3030 list($typ, $val) = each($this->me);
\r
3031 return '<value>' . $this->serializedata($typ, $val, $charset_encoding) . "</value>\n";
\r
3036 function serializeval($o)
\r
3038 // add check? slower, but helps to avoid recursion in serializing broken xmlrpcvals...
\r
3039 //if (is_object($o) && (get_class($o) == 'xmlrpcval' || is_subclass_of($o, 'xmlrpcval')))
\r
3043 list($typ, $val) = each($ar);
\r
3044 return '<value>' . $this->serializedata($typ, $val) . "</value>\n";
\r
3049 * Checks wheter a struct member with a given name is present.
\r
3050 * Works only on xmlrpcvals of type struct.
\r
3051 * @param string $m the name of the struct member to be looked up
\r
3055 function structmemexists($m)
\r
3057 return array_key_exists($m, $this->me['struct']);
\r
3061 * Returns the value of a given struct member (an xmlrpcval object in itself).
\r
3062 * Will raise a php warning if struct member of given name does not exist
\r
3063 * @param string $m the name of the struct member to be looked up
\r
3064 * @return xmlrpcval
\r
3067 function structmem($m)
\r
3069 return $this->me['struct'][$m];
\r
3073 * Reset internal pointer for xmlrpcvals of type struct.
\r
3076 function structreset()
\r
3078 reset($this->me['struct']);
\r
3082 * Return next member element for xmlrpcvals of type struct.
\r
3083 * @return xmlrpcval
\r
3086 function structeach()
\r
3088 return each($this->me['struct']);
\r
3091 // DEPRECATED! this code looks like it is very fragile and has not been fixed
\r
3092 // for a long long time. Shall we remove it for 2.0?
\r
3097 list($a,$b)=each($this->me);
\r
3098 // contributed by I Sofer, 2001-03-24
\r
3099 // add support for nested arrays to scalarval
\r
3100 // i've created a new method here, so as to
\r
3101 // preserve back compatibility
\r
3106 while(list($id,$cont) = @each($b))
\r
3108 $b[$id] = $cont->scalarval();
\r
3112 // add support for structures directly encoding php objects
\r
3115 $t = get_object_vars($b);
\r
3117 while(list($id,$cont) = @each($t))
\r
3119 $t[$id] = $cont->scalarval();
\r
3122 while(list($id,$cont) = @each($t))
\r
3132 * Returns the value of a scalar xmlrpcval
\r
3136 function scalarval()
\r
3139 list(,$b)=each($this->me);
\r
3144 * Returns the type of the xmlrpcval.
\r
3145 * For integers, 'int' is always returned in place of 'i4'
\r
3149 function scalartyp()
\r
3152 list($a,)=each($this->me);
\r
3153 if($a==$GLOBALS['xmlrpcI4'])
\r
3155 $a=$GLOBALS['xmlrpcInt'];
\r
3161 * Returns the m-th member of an xmlrpcval of struct type
\r
3162 * @param integer $m the index of the value to be retrieved (zero based)
\r
3163 * @return xmlrpcval
\r
3166 function arraymem($m)
\r
3168 return $this->me['array'][$m];
\r
3172 * Returns the number of members in an xmlrpcval of array type
\r
3176 function arraysize()
\r
3178 return count($this->me['array']);
\r
3182 * Returns the number of members in an xmlrpcval of struct type
\r
3186 function structsize()
\r
3188 return count($this->me['struct']);
\r
3196 * Given a timestamp, return the corresponding ISO8601 encoded string.
\r
3198 * Really, timezones ought to be supported
\r
3199 * but the XML-RPC spec says:
\r
3201 * "Don't assume a timezone. It should be specified by the server in its
\r
3202 * documentation what assumptions it makes about timezones."
\r
3204 * These routines always assume localtime unless
\r
3205 * $utc is set to 1, in which case UTC is assumed
\r
3206 * and an adjustment for locale is made when encoding
\r
3208 * @param int $timet (timestamp)
\r
3209 * @param int $utc (0 or 1)
\r
3212 function iso8601_encode($timet, $utc=0)
\r
3216 $t=strftime("%Y%m%dT%H:%M:%S", $timet);
\r
3220 if(function_exists('gmstrftime'))
\r
3222 // gmstrftime doesn't exist in some versions
\r
3224 $t=gmstrftime("%Y%m%dT%H:%M:%S", $timet);
\r
3228 $t=strftime("%Y%m%dT%H:%M:%S", $timet-date('Z'));
\r
3235 * Given an ISO8601 date string, return a timet in the localtime, or UTC
\r
3236 * @param string $idate
\r
3237 * @param int $utc either 0 or 1
\r
3238 * @return int (datetime)
\r
3240 function iso8601_decode($idate, $utc=0)
\r
3243 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
3247 $t=gmmktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
\r
3251 $t=mktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
\r
3258 * Takes an xmlrpc value in PHP xmlrpcval object format and translates it into native PHP types.
\r
3260 * Works with xmlrpc message objects as input, too.
\r
3262 * Given proper options parameter, can rebuild generic php object instances
\r
3263 * (provided those have been encoded to xmlrpc format using a corresponding
\r
3264 * option in php_xmlrpc_encode())
\r
3265 * PLEASE NOTE that rebuilding php objects involves calling their constructor function.
\r
3266 * This means that the remote communication end can decide which php code will
\r
3267 * get executed on your server, leaving the door possibly open to 'php-injection'
\r
3268 * style of attacks (provided you have some classes defined on your server that
\r
3269 * might wreak havoc if instances are built outside an appropriate context).
\r
3270 * Make sure you trust the remote server/client before eanbling this!
\r
3272 * @author Dan Libby (dan@libby.com)
\r
3274 * @param xmlrpcval $xmlrpc_val
\r
3275 * @param array $options if 'decode_php_objs' is set in the options array, xmlrpc structs can be decoded into php objects; if 'dates_as_objects' is set xmlrpc datetimes are decoded as php DateTime objects (standard is
\r
3278 function php_xmlrpc_decode($xmlrpc_val, $options=array())
\r
3280 switch($xmlrpc_val->kindOf())
\r
3283 if (in_array('extension_api', $options))
\r
3285 reset($xmlrpc_val->me);
\r
3286 list($typ,$val) = each($xmlrpc_val->me);
\r
3289 case 'dateTime.iso8601':
\r
3290 $xmlrpc_val->scalar = $val;
\r
3291 $xmlrpc_val->xmlrpc_type = 'datetime';
\r
3292 $xmlrpc_val->timestamp = iso8601_decode($val);
\r
3293 return $xmlrpc_val;
\r
3295 $xmlrpc_val->scalar = $val;
\r
3296 $xmlrpc_val->type = $typ;
\r
3297 return $xmlrpc_val;
\r
3299 return $xmlrpc_val->scalarval();
\r
3302 if (in_array('dates_as_objects', $options) && $xmlrpc_val->scalartyp() == 'dateTime.iso8601')
\r
3304 // we return a Datetime object instead of a string
\r
3305 // since now the constructor of xmlrpcval accepts safely strings, ints and datetimes,
\r
3306 // we cater to all 3 cases here
\r
3307 $out = $xmlrpc_val->scalarval();
\r
3308 if (is_string($out))
\r
3310 $out= strtotime($out);
\r
3314 $result = new Datetime();
\r
3315 $result->setTimestamp($out);
\r
3318 elseif (is_a($out, 'Datetime'))
\r
3323 return $xmlrpc_val->scalarval();
\r
3325 $size = $xmlrpc_val->arraysize();
\r
3327 for($i = 0; $i < $size; $i++)
\r
3329 $arr[] = php_xmlrpc_decode($xmlrpc_val->arraymem($i), $options);
\r
3333 $xmlrpc_val->structreset();
\r
3334 // If user said so, try to rebuild php objects for specific struct vals.
\r
3335 /// @todo should we raise a warning for class not found?
\r
3336 // shall we check for proper subclass of xmlrpcval instead of
\r
3337 // presence of _php_class to detect what we can do?
\r
3338 if (in_array('decode_php_objs', $options) && $xmlrpc_val->_php_class != ''
\r
3339 && class_exists($xmlrpc_val->_php_class))
\r
3341 $obj = @new $xmlrpc_val->_php_class;
\r
3342 while(list($key,$value)=$xmlrpc_val->structeach())
\r
3344 $obj->$key = php_xmlrpc_decode($value, $options);
\r
3351 while(list($key,$value)=$xmlrpc_val->structeach())
\r
3353 $arr[$key] = php_xmlrpc_decode($value, $options);
\r
3358 $paramcount = $xmlrpc_val->getNumParams();
\r
3360 for($i = 0; $i < $paramcount; $i++)
\r
3362 $arr[] = php_xmlrpc_decode($xmlrpc_val->getParam($i));
\r
3368 // This constant left here only for historical reasons...
\r
3369 // it was used to decide if we have to define xmlrpc_encode on our own, but
\r
3370 // we do not do it anymore
\r
3371 if(function_exists('xmlrpc_decode'))
\r
3373 define('XMLRPC_EPI_ENABLED','1');
\r
3377 define('XMLRPC_EPI_ENABLED','0');
\r
3381 * Takes native php types and encodes them into xmlrpc PHP object format.
\r
3382 * It will not re-encode xmlrpcval objects.
\r
3384 * Feature creep -- could support more types via optional type argument
\r
3385 * (string => datetime support has been added, ??? => base64 not yet)
\r
3387 * If given a proper options parameter, php object instances will be encoded
\r
3388 * into 'special' xmlrpc values, that can later be decoded into php objects
\r
3389 * by calling php_xmlrpc_decode() with a corresponding option
\r
3391 * @author Dan Libby (dan@libby.com)
\r
3393 * @param mixed $php_val the value to be converted into an xmlrpcval object
\r
3394 * @param array $options can include 'encode_php_objs', 'auto_dates', 'null_extension' or 'extension_api'
\r
3395 * @return xmlrpcval
\r
3397 function php_xmlrpc_encode($php_val, $options=array())
\r
3399 $type = gettype($php_val);
\r
3403 if (in_array('auto_dates', $options) && preg_match('/^[0-9]{8}T[0-9]{2}:[0-9]{2}:[0-9]{2}$/', $php_val))
\r
3404 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcDateTime']);
\r
3406 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcString']);
\r
3409 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcInt']);
\r
3412 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcDouble']);
\r
3414 // <G_Giunta_2001-02-29>
\r
3415 // Add support for encoding/decoding of booleans, since they are supported in PHP
\r
3417 $xmlrpc_val = new xmlrpcval($php_val, $GLOBALS['xmlrpcBoolean']);
\r
3419 // </G_Giunta_2001-02-29>
\r
3421 // PHP arrays can be encoded to either xmlrpc structs or arrays,
\r
3422 // depending on wheter they are hashes or plain 0..n integer indexed
\r
3423 // A shorter one-liner would be
\r
3424 // $tmp = array_diff(array_keys($php_val), range(0, count($php_val)-1));
\r
3425 // but execution time skyrockets!
\r
3429 foreach($php_val as $key => $val)
\r
3431 $arr[$key] = php_xmlrpc_encode($val, $options);
\r
3432 if(!$ko && $key !== $j)
\r
3440 $xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcStruct']);
\r
3444 $xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcArray']);
\r
3448 if(is_a($php_val, 'xmlrpcval'))
\r
3450 $xmlrpc_val = $php_val;
\r
3452 else if(is_a($php_val, 'DateTime'))
\r
3454 $xmlrpc_val = new xmlrpcval($php_val->format('Ymd\TH:i:s'), $GLOBALS['xmlrpcStruct']);
\r
3460 while(list($k,$v) = each($php_val))
\r
3462 $arr[$k] = php_xmlrpc_encode($v, $options);
\r
3464 $xmlrpc_val = new xmlrpcval($arr, $GLOBALS['xmlrpcStruct']);
\r
3465 if (in_array('encode_php_objs', $options))
\r
3467 // let's save original class name into xmlrpcval:
\r
3468 // might be useful later on...
\r
3469 $xmlrpc_val->_php_class = get_class($php_val);
\r
3474 if (in_array('extension_api', $options))
\r
3476 $xmlrpc_val = new xmlrpcval('', $GLOBALS['xmlrpcString']);
\r
3478 else if (in_array('null_extension', $options))
\r
3480 $xmlrpc_val = new xmlrpcval('', $GLOBALS['xmlrpcNull']);
\r
3484 $xmlrpc_val = new xmlrpcval();
\r
3488 if (in_array('extension_api', $options))
\r
3490 $xmlrpc_val = new xmlrpcval((int)$php_val, $GLOBALS['xmlrpcInt']);
\r
3494 $xmlrpc_val = new xmlrpcval();
\r
3496 // catch "user function", "unknown type"
\r
3498 // giancarlo pinerolo <ping@alt.it>
\r
3499 // it has to return
\r
3500 // an empty object in case, not a boolean.
\r
3501 $xmlrpc_val = new xmlrpcval();
\r
3504 return $xmlrpc_val;
\r
3508 * Convert the xml representation of a method response, method request or single
\r
3509 * xmlrpc value into the appropriate object (a.k.a. deserialize)
\r
3510 * @param string $xml_val
\r
3511 * @param array $options
\r
3512 * @return mixed false on error, or an instance of either xmlrpcval, xmlrpcmsg or xmlrpcresp
\r
3514 function php_xmlrpc_decode_xml($xml_val, $options=array())
\r
3516 $GLOBALS['_xh'] = array();
\r
3517 $GLOBALS['_xh']['ac'] = '';
\r
3518 $GLOBALS['_xh']['stack'] = array();
\r
3519 $GLOBALS['_xh']['valuestack'] = array();
\r
3520 $GLOBALS['_xh']['params'] = array();
\r
3521 $GLOBALS['_xh']['pt'] = array();
\r
3522 $GLOBALS['_xh']['isf'] = 0;
\r
3523 $GLOBALS['_xh']['isf_reason'] = '';
\r
3524 $GLOBALS['_xh']['method'] = false;
\r
3525 $GLOBALS['_xh']['rt'] = '';
\r
3526 /// @todo 'guestimate' encoding
\r
3527 $parser = xml_parser_create();
\r
3528 xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);
\r
3529 // What if internal encoding is not in one of the 3 allowed?
\r
3530 // we use the broadest one, ie. utf8!
\r
3531 if (!in_array($GLOBALS['xmlrpc_internalencoding'], array('UTF-8', 'ISO-8859-1', 'US-ASCII')))
\r
3533 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, 'UTF-8');
\r
3537 xml_parser_set_option($parser, XML_OPTION_TARGET_ENCODING, $GLOBALS['xmlrpc_internalencoding']);
\r
3539 xml_set_element_handler($parser, 'xmlrpc_se_any', 'xmlrpc_ee');
\r
3540 xml_set_character_data_handler($parser, 'xmlrpc_cd');
\r
3541 xml_set_default_handler($parser, 'xmlrpc_dh');
\r
3542 if(!xml_parse($parser, $xml_val, 1))
\r
3544 $errstr = sprintf('XML error: %s at line %d, column %d',
\r
3545 xml_error_string(xml_get_error_code($parser)),
\r
3546 xml_get_current_line_number($parser), xml_get_current_column_number($parser));
\r
3547 error_log($errstr);
\r
3548 xml_parser_free($parser);
\r
3551 xml_parser_free($parser);
\r
3552 if ($GLOBALS['_xh']['isf'] > 1) // test that $GLOBALS['_xh']['value'] is an obj, too???
\r
3554 error_log($GLOBALS['_xh']['isf_reason']);
\r
3557 switch ($GLOBALS['_xh']['rt'])
\r
3559 case 'methodresponse':
\r
3560 $v =& $GLOBALS['_xh']['value'];
\r
3561 if ($GLOBALS['_xh']['isf'] == 1)
\r
3563 $vc = $v->structmem('faultCode');
\r
3564 $vs = $v->structmem('faultString');
\r
3565 $r = new xmlrpcresp(0, $vc->scalarval(), $vs->scalarval());
\r
3569 $r = new xmlrpcresp($v);
\r
3572 case 'methodcall':
\r
3573 $m = new xmlrpcmsg($GLOBALS['_xh']['method']);
\r
3574 for($i=0; $i < count($GLOBALS['_xh']['params']); $i++)
\r
3576 $m->addParam($GLOBALS['_xh']['params'][$i]);
\r
3580 return $GLOBALS['_xh']['value'];
\r
3587 * decode a string that is encoded w/ "chunked" transfer encoding
\r
3588 * as defined in rfc2068 par. 19.4.6
\r
3589 * code shamelessly stolen from nusoap library by Dietrich Ayala
\r
3591 * @param string $buffer the string to be decoded
\r
3594 function decode_chunked($buffer)
\r
3600 // read chunk-size, chunk-extension (if any) and crlf
\r
3601 // get the position of the linebreak
\r
3602 $chunkend = strpos($buffer,"\r\n") + 2;
\r
3603 $temp = substr($buffer,0,$chunkend);
\r
3604 $chunk_size = hexdec( trim($temp) );
\r
3605 $chunkstart = $chunkend;
\r
3606 while($chunk_size > 0)
\r
3608 $chunkend = strpos($buffer, "\r\n", $chunkstart + $chunk_size);
\r
3610 // just in case we got a broken connection
\r
3611 if($chunkend == false)
\r
3613 $chunk = substr($buffer,$chunkstart);
\r
3614 // append chunk-data to entity-body
\r
3616 $length += strlen($chunk);
\r
3620 // read chunk-data and crlf
\r
3621 $chunk = substr($buffer,$chunkstart,$chunkend-$chunkstart);
\r
3622 // append chunk-data to entity-body
\r
3624 // length := length + chunk-size
\r
3625 $length += strlen($chunk);
\r
3626 // read chunk-size and crlf
\r
3627 $chunkstart = $chunkend + 2;
\r
3629 $chunkend = strpos($buffer,"\r\n",$chunkstart)+2;
\r
3630 if($chunkend == false)
\r
3632 break; //just in case we got a broken connection
\r
3634 $temp = substr($buffer,$chunkstart,$chunkend-$chunkstart);
\r
3635 $chunk_size = hexdec( trim($temp) );
\r
3636 $chunkstart = $chunkend;
\r
3642 * xml charset encoding guessing helper function.
\r
3643 * Tries to determine the charset encoding of an XML chunk received over HTTP.
\r
3644 * NB: according to the spec (RFC 3023), if text/xml content-type is received over HTTP without a content-type,
\r
3645 * we SHOULD assume it is strictly US-ASCII. But we try to be more tolerant of unconforming (legacy?) clients/servers,
\r
3646 * which will be most probably using UTF-8 anyway...
\r
3648 * @param string $httpheaders the http Content-type header
\r
3649 * @param string $xmlchunk xml content buffer
\r
3650 * @param string $encoding_prefs comma separated list of character encodings to be used as default (when mb extension is enabled)
\r
3652 * @todo explore usage of mb_http_input(): does it detect http headers + post data? if so, use it instead of hand-detection!!!
\r
3654 function guess_encoding($httpheader='', $xmlchunk='', $encoding_prefs=null)
\r
3656 // discussion: see http://www.yale.edu/pclt/encoding/
\r
3657 // 1 - test if encoding is specified in HTTP HEADERS
\r
3660 // LWS: (\13\10)?( |\t)+
\r
3661 // token: (any char but excluded stuff)+
\r
3662 // quoted string: " (any char but double quotes and cointrol chars)* "
\r
3663 // header: Content-type = ...; charset=value(; ...)*
\r
3664 // where value is of type token, no LWS allowed between 'charset' and value
\r
3665 // Note: we do not check for invalid chars in VALUE:
\r
3666 // this had better be done using pure ereg as below
\r
3667 // Note 2: we might be removing whitespace/tabs that ought to be left in if
\r
3668 // the received charset is a quoted string. But nobody uses such charset names...
\r
3670 /// @todo this test will pass if ANY header has charset specification, not only Content-Type. Fix it?
\r
3671 $matches = array();
\r
3672 if(preg_match('/;\s*charset\s*=([^;]+)/i', $httpheader, $matches))
\r
3674 return strtoupper(trim($matches[1], " \t\""));
\r
3677 // 2 - scan the first bytes of the data for a UTF-16 (or other) BOM pattern
\r
3678 // (source: http://www.w3.org/TR/2000/REC-xml-20001006)
\r
3679 // NOTE: actually, according to the spec, even if we find the BOM and determine
\r
3680 // an encoding, we should check if there is an encoding specified
\r
3681 // in the xml declaration, and verify if they match.
\r
3682 /// @todo implement check as described above?
\r
3683 /// @todo implement check for first bytes of string even without a BOM? (It sure looks harder than for cases WITH a BOM)
\r
3684 if(preg_match('/^(\x00\x00\xFE\xFF|\xFF\xFE\x00\x00|\x00\x00\xFF\xFE|\xFE\xFF\x00\x00)/', $xmlchunk))
\r
3688 elseif(preg_match('/^(\xFE\xFF|\xFF\xFE)/', $xmlchunk))
\r
3692 elseif(preg_match('/^(\xEF\xBB\xBF)/', $xmlchunk))
\r
3697 // 3 - test if encoding is specified in the xml declaration
\r
3699 // SPACE: (#x20 | #x9 | #xD | #xA)+ === [ \x9\xD\xA]+
\r
3700 // EQ: SPACE?=SPACE? === [ \x9\xD\xA]*=[ \x9\xD\xA]*
\r
3701 if (preg_match('/^<\?xml\s+version\s*=\s*'. "((?:\"[a-zA-Z0-9_.:-]+\")|(?:'[a-zA-Z0-9_.:-]+'))".
\r
3702 '\s+encoding\s*=\s*' . "((?:\"[A-Za-z][A-Za-z0-9._-]*\")|(?:'[A-Za-z][A-Za-z0-9._-]*'))/",
\r
3703 $xmlchunk, $matches))
\r
3705 return strtoupper(substr($matches[2], 1, -1));
\r
3708 // 4 - if mbstring is available, let it do the guesswork
\r
3709 // NB: we favour finding an encoding that is compatible with what we can process
\r
3710 if(extension_loaded('mbstring'))
\r
3712 if($encoding_prefs)
\r
3714 $enc = mb_detect_encoding($xmlchunk, $encoding_prefs);
\r
3718 $enc = mb_detect_encoding($xmlchunk);
\r
3720 // NB: mb_detect likes to call it ascii, xml parser likes to call it US_ASCII...
\r
3721 // IANA also likes better US-ASCII, so go with it
\r
3722 if($enc == 'ASCII')
\r
3724 $enc = 'US-'.$enc;
\r
3730 // no encoding specified: as per HTTP1.1 assume it is iso-8859-1?
\r
3731 // Both RFC 2616 (HTTP 1.1) and 1945 (HTTP 1.0) clearly state that for text/xxx content types
\r
3732 // this should be the standard. And we should be getting text/xml as request and response.
\r
3733 // BUT we have to be backward compatible with the lib, which always used UTF-8 as default...
\r
3734 return $GLOBALS['xmlrpc_defencoding'];
\r
3739 * Checks if a given charset encoding is present in a list of encodings or
\r
3740 * if it is a valid subset of any encoding in the list
\r
3741 * @param string $encoding charset to be tested
\r
3742 * @param mixed $validlist comma separated list of valid charsets (or array of charsets)
\r
3744 function is_valid_charset($encoding, $validlist)
\r
3746 $charset_supersets = array(
\r
3747 'US-ASCII' => array ('ISO-8859-1', 'ISO-8859-2', 'ISO-8859-3', 'ISO-8859-4',
\r
3748 'ISO-8859-5', 'ISO-8859-6', 'ISO-8859-7', 'ISO-8859-8',
\r
3749 'ISO-8859-9', 'ISO-8859-10', 'ISO-8859-11', 'ISO-8859-12',
\r
3750 'ISO-8859-13', 'ISO-8859-14', 'ISO-8859-15', 'UTF-8',
\r
3751 'EUC-JP', 'EUC-', 'EUC-KR', 'EUC-CN')
\r
3753 if (is_string($validlist))
\r
3754 $validlist = explode(',', $validlist);
\r
3755 if (@in_array(strtoupper($encoding), $validlist))
\r
3759 if (array_key_exists($encoding, $charset_supersets))
\r
3760 foreach ($validlist as $allowed)
\r
3761 if (in_array($allowed, $charset_supersets[$encoding]))
\r