utf8/nucleus/libs/xmlrpc.inc.php

   1 <?php                                   // -*-c++-*-\r
   2 // by Edd Dumbill (C) 1999-2001\r
   3 // <edd@usefulinc.com>\r
   4 // $Id: xmlrpc.inc.php,v 1.3 2005-03-04 08:20:47 kimitake Exp $\r
   5 \r
   6 /*\r
   7         Modifications made for use with Nucleus:\r
   8         \r
   9         renamed methods:\r
  10         xmlrpc_encode -> _xmlrpc_encode\r
  11         xmlrpc_decode -> _xmlrpc_decode\r
  12 */\r
  13 \r
  14 \r
  15 // Copyright (c) 1999,2000,2001 Edd Dumbill.\r
  16 // All rights reserved.\r
  17 //\r
  18 // Redistribution and use in source and binary forms, with or without\r
  19 // modification, are permitted provided that the following conditions\r
  20 // are met:\r
  21 //\r
  22 //    * Redistributions of source code must retain the above copyright\r
  23 //      notice, this list of conditions and the following disclaimer.\r
  24 //\r
  25 //    * Redistributions in binary form must reproduce the above\r
  26 //      copyright notice, this list of conditions and the following\r
  27 //      disclaimer in the documentation and/or other materials provided\r
  28 //      with the distribution.\r
  29 //\r
  30 //    * Neither the name of the "XML-RPC for PHP" nor the names of its\r
  31 //      contributors may be used to endorse or promote products derived\r
  32 //      from this software without specific prior written permission.\r
  33 //\r
  34 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS\r
  35 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT\r
  36 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS\r
  37 // FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE\r
  38 // REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,\r
  39 // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES\r
  40 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR\r
  41 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\r
  42 // HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,\r
  43 // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)\r
  44 // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED\r
  45 // OF THE POSSIBILITY OF SUCH DAMAGE.\r
  46 \r
  47 if (!function_exists('xml_parser_create')) {\r
  48 // Win 32 fix. From: "Leo West" <lwest@imaginet.fr>\r
  49         if($WINDIR) {\r
  50                 dl("php3_xml.dll");\r
  51         } else {\r
  52                 dl("xml.so");\r
  53         }\r
  54 }\r
  55 \r
  56 $xmlrpcI4="i4";\r
  57 $xmlrpcInt="int";\r
  58 $xmlrpcBoolean="boolean";\r
  59 $xmlrpcDouble="double";\r
  60 $xmlrpcString="string";\r
  61 $xmlrpcDateTime="dateTime.iso8601";\r
  62 $xmlrpcBase64="base64";\r
  63 $xmlrpcArray="array";\r
  64 $xmlrpcStruct="struct";\r
  65 \r
  66 \r
  67 $xmlrpcTypes=array($xmlrpcI4 => 1,\r
  68                                    $xmlrpcInt => 1,\r
  69                                    $xmlrpcBoolean => 1,\r
  70                                    $xmlrpcString => 1,\r
  71                                    $xmlrpcDouble => 1,\r
  72                                    $xmlrpcDateTime => 1,\r
  73                                    $xmlrpcBase64 => 1,\r
  74                                    $xmlrpcArray => 2,\r
  75                                    $xmlrpcStruct => 3);\r
  76 \r
  77 $xmlEntities=array(      "amp" => "&",\r
  78                                                                          "quot" => '"',\r
  79                                                                          "lt" => "<",\r
  80                                                                          "gt" => ">",\r
  81                                                                          "apos" => "'");\r
  82 \r
  83 $xmlrpcerr["unknown_method"]=1;\r
  84 $xmlrpcstr["unknown_method"]="Unknown method";\r
  85 $xmlrpcerr["invalid_return"]=2;\r
  86 $xmlrpcstr["invalid_return"]="Invalid return payload: enabling debugging to examine incoming payload";\r
  87 $xmlrpcerr["incorrect_params"]=3;\r
  88 $xmlrpcstr["incorrect_params"]="Incorrect parameters passed to method";\r
  89 $xmlrpcerr["introspect_unknown"]=4;\r
  90 $xmlrpcstr["introspect_unknown"]="Can't introspect: method unknown";\r
  91 $xmlrpcerr["http_error"]=5;\r
  92 $xmlrpcstr["http_error"]="Didn't receive 200 OK from remote server.";\r
  93 $xmlrpcerr["no_data"]=6;\r
  94 $xmlrpcstr["no_data"]="No data received from server.";\r
  95 $xmlrpcerr["no_ssl"]=7;\r
  96 $xmlrpcstr["no_ssl"]="No SSL support compiled in.";\r
  97 $xmlrpcerr["curl_fail"]=8;\r
  98 $xmlrpcstr["curl_fail"]="CURL error";\r
  99 \r
 100 $xmlrpc_defencoding="UTF-8";\r
 101 \r
 102 $xmlrpcName="XML-RPC for PHP";\r
 103 $xmlrpcVersion="1.02";\r
 104 \r
 105 // let user errors start at 800\r
 106 $xmlrpcerruser=800; \r
 107 // let XML parse errors start at 100\r
 108 $xmlrpcerrxml=100;\r
 109 \r
 110 // formulate backslashes for escaping regexp\r
 111 $xmlrpc_backslash=chr(92).chr(92);\r
 112 \r
 113 // used to store state during parsing\r
 114 // quick explanation of components:\r
 115 //   st - used to build up a string for evaluation\r
 116 //   ac - used to accumulate values\r
 117 //   qt - used to decide if quotes are needed for evaluation\r
 118 //   cm - used to denote struct or array (comma needed)\r
 119 //   isf - used to indicate a fault\r
 120 //   lv - used to indicate "looking for a value": implements\r
 121 //        the logic to allow values with no types to be strings\r
 122 //   params - used to store parameters in method calls\r
 123 //   method - used to store method name\r
 124 \r
 125 $_xh=array();\r
 126 \r
 127 function xmlrpc_entity_decode($string) {\r
 128   $top=split("&", $string);\r
 129   $op="";\r
 130   $i=0; \r
 131   while($i<sizeof($top)) {\r
 132         if (ereg("^([#a-zA-Z0-9]+);", $top[$i], $regs)) {\r
 133           $op.=ereg_replace("^[#a-zA-Z0-9]+;",\r
 134                                                 xmlrpc_lookup_entity($regs[1]),\r
 135                                                                                         $top[$i]);\r
 136         } else {\r
 137           if ($i==0) \r
 138                 $op=$top[$i]; \r
 139           else\r
 140                 $op.="&" . $top[$i];\r
 141         }\r
 142         $i++;\r
 143   }\r
 144   return $op;\r
 145 }\r
 146 \r
 147 function xmlrpc_lookup_entity($ent) {\r
 148   global $xmlEntities;\r
 149   \r
 150   if (isset($xmlEntities[strtolower($ent)]))\r
 151         return $xmlEntities[strtolower($ent)];\r
 152   if (ereg("^#([0-9]+)$", $ent, $regs))\r
 153         return chr($regs[1]);\r
 154   return "?";\r
 155 }\r
 156 \r
 157 function xmlrpc_se($parser, $name, $attrs) {\r
 158         global $_xh, $xmlrpcDateTime, $xmlrpcString;\r
 159         \r
 160         switch($name) {\r
 161         case "STRUCT":\r
 162         case "ARRAY":\r
 163           $_xh[$parser]['st'].="array(";\r
 164           $_xh[$parser]['cm']++;\r
 165                 // this last line turns quoting off\r
 166                 // this means if we get an empty array we'll \r
 167                 // simply get a bit of whitespace in the eval\r
 168                 $_xh[$parser]['qt']=0;\r
 169           break;\r
 170         case "NAME":\r
 171           $_xh[$parser]['st'].="'"; $_xh[$parser]['ac']="";\r
 172           break;\r
 173         case "FAULT":\r
 174           $_xh[$parser]['isf']=1;\r
 175           break;\r
 176         case "PARAM":\r
 177           $_xh[$parser]['st']="";\r
 178           break;\r
 179         case "VALUE":\r
 180           $_xh[$parser]['st'].="new xmlrpcval("; \r
 181                 $_xh[$parser]['vt']=$xmlrpcString;\r
 182                 $_xh[$parser]['ac']="";\r
 183                 $_xh[$parser]['qt']=0;\r
 184           $_xh[$parser]['lv']=1;\r
 185           // look for a value: if this is still 1 by the\r
 186           // time we reach the first data segment then the type is string\r
 187           // by implication and we need to add in a quote\r
 188                 break;\r
 189 \r
 190         case "I4":\r
 191         case "INT":\r
 192         case "STRING":\r
 193         case "BOOLEAN":\r
 194         case "DOUBLE":\r
 195         case "DATETIME.ISO8601":\r
 196         case "BASE64":\r
 197           $_xh[$parser]['ac']=""; // reset the accumulator\r
 198 \r
 199           if ($name=="DATETIME.ISO8601" || $name=="STRING") {\r
 200                         $_xh[$parser]['qt']=1; \r
 201                         if ($name=="DATETIME.ISO8601")\r
 202                                 $_xh[$parser]['vt']=$xmlrpcDateTime;\r
 203           } else if ($name=="BASE64") {\r
 204                         $_xh[$parser]['qt']=2;\r
 205                 } else {\r
 206                         // No quoting is required here -- but\r
 207                         // at the end of the element we must check\r
 208                         // for data format errors.\r
 209                         $_xh[$parser]['qt']=0;\r
 210           }\r
 211                 break;\r
 212         case "MEMBER":\r
 213                 $_xh[$parser]['ac']="";\r
 214           break;\r
 215         default:\r
 216                 break;\r
 217         }\r
 218 \r
 219         if ($name!="VALUE") $_xh[$parser]['lv']=0;\r
 220 }\r
 221 \r
 222 function xmlrpc_ee($parser, $name) {\r
 223         global $_xh,$xmlrpcTypes,$xmlrpcString;\r
 224 \r
 225         switch($name) {\r
 226         case "STRUCT":\r
 227         case "ARRAY":\r
 228           if ($_xh[$parser]['cm'] && substr($_xh[$parser]['st'], -1) ==',') {\r
 229                 $_xh[$parser]['st']=substr($_xh[$parser]['st'],0,-1);\r
 230           }\r
 231           $_xh[$parser]['st'].=")";     \r
 232           $_xh[$parser]['vt']=strtolower($name);\r
 233           $_xh[$parser]['cm']--;\r
 234           break;\r
 235         case "NAME":\r
 236           $_xh[$parser]['st'].= $_xh[$parser]['ac'] . "' => ";\r
 237           break;\r
 238         case "BOOLEAN":\r
 239                 // special case here: we translate boolean 1 or 0 into PHP\r
 240                 // constants true or false\r
 241                 if ($_xh[$parser]['ac']=='1') \r
 242                         $_xh[$parser]['ac']="true";\r
 243                 else \r
 244                         $_xh[$parser]['ac']="false";\r
 245                 $_xh[$parser]['vt']=strtolower($name);\r
 246                 // Drop through intentionally.\r
 247         case "I4":\r
 248         case "INT":\r
 249         case "STRING":\r
 250         case "DOUBLE":\r
 251         case "DATETIME.ISO8601":\r
 252         case "BASE64":\r
 253           if ($_xh[$parser]['qt']==1) {\r
 254                         // we use double quotes rather than single so backslashification works OK\r
 255                         $_xh[$parser]['st'].="\"". $_xh[$parser]['ac'] . "\""; \r
 256                 } else if ($_xh[$parser]['qt']==2) {\r
 257                         $_xh[$parser]['st'].="base64_decode('". $_xh[$parser]['ac'] . "')"; \r
 258                 } else if ($name=="BOOLEAN") {\r
 259                         $_xh[$parser]['st'].=$_xh[$parser]['ac'];\r
 260                 } else {\r
 261                         // we have an I4, INT or a DOUBLE\r
 262                         // we must check that only 0123456789-.<space> are characters here\r
 263                         if (!ereg("^\-?[0123456789 \t\.]+$", $_xh[$parser]['ac'])) {\r
 264                                 // TODO: find a better way of throwing an error\r
 265                                 // than this!\r
 266                                 error_log("XML-RPC: non numeric value received in INT or DOUBLE");\r
 267                                 $_xh[$parser]['st'].="ERROR_NON_NUMERIC_FOUND";\r
 268                         } else {\r
 269                                 // it's ok, add it on\r
 270                                 $_xh[$parser]['st'].=$_xh[$parser]['ac'];\r
 271                         }\r
 272                 }\r
 273                 $_xh[$parser]['ac']=""; $_xh[$parser]['qt']=0;\r
 274                 $_xh[$parser]['lv']=3; // indicate we've found a value\r
 275           break;\r
 276         case "VALUE":\r
 277                 // deal with a string value\r
 278                 if (strlen($_xh[$parser]['ac'])>0 &&\r
 279                                 $_xh[$parser]['vt']==$xmlrpcString) {\r
 280                         $_xh[$parser]['st'].="\"". $_xh[$parser]['ac'] . "\""; \r
 281                 }\r
 282                 // This if() detects if no scalar was inside <VALUE></VALUE>\r
 283                 // and pads an empty "".\r
 284                 if($_xh[$parser]['st'][strlen($_xh[$parser]['st'])-1] == '(') {\r
 285                         $_xh[$parser]['st'].= '""';\r
 286                 }\r
 287                 $_xh[$parser]['st'].=", '" . $_xh[$parser]['vt'] . "')";\r
 288                 if ($_xh[$parser]['cm']) $_xh[$parser]['st'].=",";\r
 289                 break;\r
 290         case "MEMBER":\r
 291           $_xh[$parser]['ac']=""; $_xh[$parser]['qt']=0;\r
 292          break;\r
 293         case "DATA":\r
 294           $_xh[$parser]['ac']=""; $_xh[$parser]['qt']=0;\r
 295           break;\r
 296         case "PARAM":\r
 297           $_xh[$parser]['params'][]=$_xh[$parser]['st'];\r
 298           break;\r
 299         case "METHODNAME":\r
 300           $_xh[$parser]['method']=ereg_replace("^[\n\r\t ]+", "", \r
 301                                                                                                                                                                  $_xh[$parser]['ac']);\r
 302                 break;\r
 303         case "BOOLEAN":\r
 304                 // special case here: we translate boolean 1 or 0 into PHP\r
 305                 // constants true or false\r
 306                 if ($_xh[$parser]['ac']=='1') \r
 307                         $_xh[$parser]['ac']="true";\r
 308                 else \r
 309                         $_xh[$parser]['ac']="false";\r
 310                 $_xh[$parser]['vt']=strtolower($name);\r
 311                 break;\r
 312         default:\r
 313                 break;\r
 314         }\r
 315         // if it's a valid type name, set the type\r
 316         if (isset($xmlrpcTypes[strtolower($name)])) {\r
 317                 $_xh[$parser]['vt']=strtolower($name);\r
 318         }\r
 319         \r
 320 }\r
 321 \r
 322 function xmlrpc_cd($parser, $data)\r
 323 {       \r
 324   global $_xh, $xmlrpc_backslash;\r
 325 \r
 326   //if (ereg("^[\n\r \t]+$", $data)) return;\r
 327   // print "adding [${data}]\n";\r
 328 \r
 329         if ($_xh[$parser]['lv']!=3) {\r
 330                 // "lookforvalue==3" means that we've found an entire value\r
 331                 // and should discard any further character data\r
 332                 if ($_xh[$parser]['lv']==1) {  \r
 333                         // if we've found text and we're just in a <value> then\r
 334                         // turn quoting on, as this will be a string\r
 335                         $_xh[$parser]['qt']=1; \r
 336                         // and say we've found a value\r
 337                         $_xh[$parser]['lv']=2; \r
 338                 }\r
 339         // replace characters that eval would\r
 340         // do special things with\r
 341         $_xh[$parser]['ac'].=str_replace('$', '\$',\r
 342                 str_replace('"', '\"', str_replace(chr(92),\r
 343                         $xmlrpc_backslash, $data)));\r
 344         }\r
 345 }\r
 346 \r
 347 function xmlrpc_dh($parser, $data)\r
 348 {\r
 349   global $_xh;\r
 350   if (substr($data, 0, 1) == "&" && substr($data, -1, 1) == ";") {\r
 351                 if ($_xh[$parser]['lv']==1) {  \r
 352                         $_xh[$parser]['qt']=1; \r
 353                         $_xh[$parser]['lv']=2; \r
 354                 }\r
 355                 $_xh[$parser]['ac'].=str_replace('$', '\$',\r
 356                                 str_replace('"', '\"', str_replace(chr(92),\r
 357                                         $xmlrpc_backslash, $data)));\r
 358   }\r
 359 }\r
 360 \r
 361 class xmlrpc_client {\r
 362   var $path;\r
 363   var $server;\r
 364   var $port;\r
 365   var $errno;\r
 366   var $errstring;\r
 367   var $debug=0;\r
 368   var $username="";\r
 369   var $password="";\r
 370   var $cert="";\r
 371   var $certpass="";\r
 372   \r
 373   function xmlrpc_client($path, $server, $port=0) {\r
 374     $this->port=$port; $this->server=$server; $this->path=$path;\r
 375   }\r
 376 \r
 377   function setDebug($in) {\r
 378                 if ($in) { \r
 379                         $this->debug=1;\r
 380                 } else {\r
 381                         $this->debug=0;\r
 382                 }\r
 383   }\r
 384 \r
 385   function setCredentials($u, $p) {\r
 386     $this->username=$u;\r
 387     $this->password=$p;\r
 388   }\r
 389 \r
 390   function setCertificate($cert, $certpass) {\r
 391     $this->cert = $cert;\r
 392     $this->certpass = $certpass;\r
 393   }\r
 394 \r
 395   function send($msg, $timeout=0, $method='http') {\r
 396     // where msg is an xmlrpcmsg\r
 397     $msg->debug=$this->debug;\r
 398  \r
 399     if ($method == 'https') {\r
 400       return $this->sendPayloadHTTPS($msg,\r
 401                                      $this->server,\r
 402                                      $this->port, $timeout,\r
 403                                      $this->username, $this->password,\r
 404                                      $this->cert,\r
 405                                      $this->certpass);\r
 406     } else {\r
 407       return $this->sendPayloadHTTP10($msg, $this->server, $this->port,\r
 408                                       $timeout, $this->username, \r
 409                                       $this->password);\r
 410     }\r
 411   }\r
 412 \r
 413   function sendPayloadHTTP10($msg, $server, $port, $timeout=0,\r
 414                              $username="", $password="") {\r
 415     if ($port==0) $port=80;\r
 416     if($timeout>0)\r
 417       $fp=@fsockopen($server, $port,\r
 418                     $this->errno, $this->errstr, $timeout);\r
 419     else\r
 420       $fp=@fsockopen($server, $port,\r
 421                     $this->errno, $this->errstr);\r
 422     if (!$fp) {   \r
 423       return 0;\r
 424     }\r
 425     // Only create the payload if it was not created previously\r
 426     if(empty($msg->payload)) $msg->createPayload();\r
 427     \r
 428     // thanks to Grant Rauscher <grant7@firstworld.net>\r
 429     // for this\r
 430     $credentials="";\r
 431     if ($username!="") {\r
 432       $credentials="Authorization: Basic " .\r
 433         base64_encode($username . ":" . $password) . "\r\n";\r
 434     }\r
 435     \r
 436     $op= "POST " . $this->path. " HTTP/1.0\r\nUser-Agent: PHP XMLRPC 1.0\r\n" .\r
 437       "Host: ". $this->server  . "\r\n" .\r
 438       $credentials . \r
 439       "Content-Type: text/xml\r\nContent-Length: " .\r
 440       strlen($msg->payload) . "\r\n\r\n" .\r
 441       $msg->payload;\r
 442     \r
 443     if (!fputs($fp, $op, strlen($op))) {\r
 444       $this->errstr="Write error";\r
 445       return 0;\r
 446     }\r
 447     $resp=$msg->parseResponseFile($fp);\r
 448     fclose($fp);\r
 449     return $resp;\r
 450   }\r
 451 \r
 452   // contributed by Justin Miller <justin@voxel.net>\r
 453   // requires curl to be built into PHP\r
 454   function sendPayloadHTTPS($msg, $server, $port, $timeout=0,\r
 455                             $username="", $password="", $cert="",\r
 456                             $certpass="") {\r
 457     global $xmlrpcerr, $xmlrpcstr;\r
 458     if ($port == 0) $port = 443;\r
 459     \r
 460     // Only create the payload if it was not created previously\r
 461     if(empty($msg->payload)) $msg->createPayload();\r
 462     \r
 463     if (!function_exists("curl_init")) {\r
 464       $r=new xmlrpcresp(0, $xmlrpcerr["no_ssl"],\r
 465                         $xmlrpcstr["no_ssl"]);\r
 466       return $r;\r
 467     }\r
 468 \r
 469     $curl = curl_init("https://" . $server . ':' . $port .\r
 470                       $this->path);\r
 471     \r
 472     curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);\r
 473     // results into variable\r
 474     if ($this->debug) {\r
 475       curl_setopt($curl, CURLOPT_VERBOSE, 1);\r
 476     }\r
 477     curl_setopt($curl, CURLOPT_USERAGENT, 'PHP XMLRPC 1.0');\r
 478     // required for XMLRPC\r
 479     curl_setopt($curl, CURLOPT_POST, 1);\r
 480     // post the data\r
 481     curl_setopt($curl, CURLOPT_POSTFIELDS, $msg->payload);\r
 482     // the data\r
 483     curl_setopt($curl, CURLOPT_HEADER, 1);\r
 484     // return the header too\r
 485     curl_setopt($curl, CURLOPT_HTTPHEADER, array('Content-Type: text/xml'));\r
 486     // required for XMLRPC\r
 487     if ($timeout) curl_setopt($curl, CURLOPT_TIMEOUT, $timeout == 1 ? 1 :\r
 488                               $timeout - 1);\r
 489     // timeout is borked\r
 490     if ($username && $password) curl_setopt($curl, CURLOPT_USERPWD,\r
 491                                             "$username:$password"); \r
 492     // set auth stuff\r
 493     if ($cert) curl_setopt($curl, CURLOPT_SSLCERT, $cert);\r
 494     // set cert file\r
 495     if ($certpass) curl_setopt($curl, CURLOPT_SSLCERTPASSWD,\r
 496                        $certpass);                    \r
 497     // set cert password\r
 498     \r
 499     $result = curl_exec($curl);\r
 500     \r
 501     if (!$result) {\r
 502       $resp=new xmlrpcresp(0, \r
 503                            $xmlrpcerr["curl_fail"],\r
 504                            $xmlrpcstr["curl_fail"]. ": ". \r
 505                            curl_error($curl));\r
 506     } else {\r
 507       $resp = $msg->parseResponse($result);\r
 508     }\r
 509     curl_close($curl);\r
 510     return $resp;\r
 511   }\r
 512 \r
 513 } // end class xmlrpc_client\r
 514 \r
 515 class xmlrpcresp {\r
 516   var $xv;\r
 517   var $fn;\r
 518   var $fs;\r
 519   var $hdrs;\r
 520 \r
 521   function xmlrpcresp($val, $fcode=0, $fstr="") {\r
 522     if ($fcode!=0) {\r
 523       $this->xv=0;\r
 524       $this->fn=$fcode;\r
 525       $this->fs=htmlspecialchars($fstr);\r
 526     } else {\r
 527       $this->xv=$val;\r
 528       $this->fn=0;\r
 529     }\r
 530   }\r
 531 \r
 532   function faultCode() { \r
 533                 if (isset($this->fn)) \r
 534                         return $this->fn;\r
 535                 else\r
 536                         return 0; \r
 537         }\r
 538 \r
 539   function faultString() { return $this->fs; }\r
 540   function value() { return $this->xv; }\r
 541 \r
 542   function serialize() { \r
 543         $rs="<methodResponse>\n";\r
 544         if ($this->fn) {\r
 545           $rs.="<fault>\r
 546   <value>\r
 547     <struct>\r
 548       <member>\r
 549         <name>faultCode</name>\r
 550         <value><int>" . $this->fn . "</int></value>\r
 551       </member>\r
 552       <member>\r
 553         <name>faultString</name>\r
 554         <value><string>" . $this->fs . "</string></value>\r
 555       </member>\r
 556     </struct>\r
 557   </value>\r
 558 </fault>";\r
 559         } else {\r
 560           $rs.="<params>\n<param>\n" . $this->xv->serialize() . \r
 561                 "</param>\n</params>";\r
 562         }\r
 563         $rs.="\n</methodResponse>";\r
 564         return $rs;\r
 565   }\r
 566 }\r
 567 \r
 568 class xmlrpcmsg {\r
 569   var $payload;\r
 570   var $methodname;\r
 571   var $params=array();\r
 572   var $debug=0;\r
 573 \r
 574   function xmlrpcmsg($meth, $pars=0) {\r
 575                 $this->methodname=$meth;\r
 576                 if (is_array($pars) && sizeof($pars)>0) {\r
 577                         for($i=0; $i<sizeof($pars); $i++) \r
 578                                 $this->addParam($pars[$i]);\r
 579                 }\r
 580   }\r
 581 \r
 582   function xml_header() {\r
 583         return "<" . "?xml version=\"1.0\"?".">\n<methodCall>\n";\r
 584   }\r
 585 \r
 586   function xml_footer() {\r
 587         return "</methodCall>\n";\r
 588   }\r
 589 \r
 590   function createPayload() {\r
 591         $this->payload=$this->xml_header();\r
 592         $this->payload.="<methodName>" . $this->methodname . "</methodName>\n";\r
 593         //      if (sizeof($this->params)) {\r
 594           $this->payload.="<params>\n";\r
 595           for($i=0; $i<sizeof($this->params); $i++) {\r
 596                 $p=$this->params[$i];\r
 597                 $this->payload.="<param>\n" . $p->serialize() .\r
 598                   "</param>\n";\r
 599           }\r
 600           $this->payload.="</params>\n";\r
 601         // }\r
 602         $this->payload.=$this->xml_footer();\r
 603         $this->payload=str_replace("\n", "\r\n", $this->payload);\r
 604   }\r
 605 \r
 606   function method($meth="") {\r
 607         if ($meth!="") {\r
 608           $this->methodname=$meth;\r
 609         }\r
 610         return $this->methodname;\r
 611   }\r
 612 \r
 613   function serialize() {\r
 614                 $this->createPayload();\r
 615                 return $this->payload;\r
 616   }\r
 617 \r
 618   function addParam($par) { $this->params[]=$par; }\r
 619   function getParam($i) { return $this->params[$i]; }\r
 620   function getNumParams() { return sizeof($this->params); }\r
 621 \r
 622   function parseResponseFile($fp) {\r
 623         $ipd="";\r
 624 \r
 625         while($data=fread($fp, 32768)) {\r
 626           $ipd.=$data;\r
 627         }\r
 628         return $this->parseResponse($ipd);\r
 629   }\r
 630 \r
 631   function parseResponse($data="") {\r
 632         global $_xh,$xmlrpcerr,$xmlrpcstr;\r
 633         global $xmlrpc_defencoding;\r
 634 \r
 635         \r
 636         $parser = xml_parser_create($xmlrpc_defencoding);\r
 637 \r
 638         $_xh[$parser]=array();\r
 639 \r
 640         $_xh[$parser]['st']=""; \r
 641         $_xh[$parser]['cm']=0; \r
 642         $_xh[$parser]['isf']=0; \r
 643         $_xh[$parser]['ac']="";\r
 644         $_xh[$parser]['qt']="";\r
 645         $_xh[$parser]['ha']="";\r
 646         $_xh[$parser]['ac']="";\r
 647 \r
 648         xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);\r
 649         xml_set_element_handler($parser, "xmlrpc_se", "xmlrpc_ee");\r
 650         xml_set_character_data_handler($parser, "xmlrpc_cd");\r
 651         xml_set_default_handler($parser, "xmlrpc_dh");\r
 652         $xmlrpc_value=new xmlrpcval;\r
 653 \r
 654         if ($this->debug)\r
 655           print "<PRE>---GOT---\n" . htmlspecialchars($data) . \r
 656                 "\n---END---\n</PRE>";\r
 657         if ($data=="") {\r
 658           error_log("No response received from server.");\r
 659           $r=new xmlrpcresp(0, $xmlrpcerr["no_data"],\r
 660                             $xmlrpcstr["no_data"]);\r
 661           xml_parser_free($parser);\r
 662           return $r;\r
 663         }\r
 664         // see if we got an HTTP 200 OK, else bomb\r
 665         // but only do this if we're using the HTTP protocol.\r
 666         if (ereg("^HTTP",$data) && \r
 667                         !ereg("^HTTP/[0-9\.]+ 200 ", $data)) {\r
 668                 $errstr= substr($data, 0, strpos($data, "\n")-1);\r
 669                 error_log("HTTP error, got response: " .$errstr);\r
 670                 $r=new xmlrpcresp(0, $xmlrpcerr["http_error"],\r
 671                                   $xmlrpcstr["http_error"]. " (" . $errstr . ")");\r
 672                 xml_parser_free($parser);\r
 673                 return $r;\r
 674         }\r
 675 \r
 676         // if using HTTP, then gotta get rid of HTTP headers here\r
 677         // and we store them in the 'ha' bit of our data array\r
 678         if (ereg("^HTTP", $data)) {\r
 679                 $ar=explode("\r\n", $data);\r
 680                 $newdata="";\r
 681                 $hdrfnd=0;\r
 682                 for ($i=0; $i<sizeof($ar); $i++) {\r
 683                         if (!$hdrfnd) {\r
 684                                 if (strlen($ar[$i])>0) {\r
 685                                         $_xh[$parser]['ha'].=$ar[$i]. "\r\n";\r
 686                                 } else {\r
 687                                         $hdrfnd=1; \r
 688                                 }\r
 689                         } else {\r
 690                                 $newdata.=$ar[$i] . "\r\n";\r
 691                         }\r
 692                 }\r
 693                 $data=$newdata;\r
 694         }\r
 695         \r
 696         if (!xml_parse($parser, $data, sizeof($data))) {\r
 697                 // thanks to Peter Kocks <peter.kocks@baygate.com>\r
 698                 if((xml_get_current_line_number($parser)) == 1)   \r
 699                         $errstr = "XML error at line 1, check URL";\r
 700                 else\r
 701                         $errstr = sprintf("XML error: %s at line %d",\r
 702                                                                                                 xml_error_string(xml_get_error_code($parser)),\r
 703                                                                                                 xml_get_current_line_number($parser));\r
 704                 error_log($errstr);\r
 705                 $r=new xmlrpcresp(0, $xmlrpcerr["invalid_return"],\r
 706                                                                                         $xmlrpcstr["invalid_return"]);\r
 707                 xml_parser_free($parser);\r
 708                 return $r;\r
 709         }\r
 710         xml_parser_free($parser);\r
 711         if ($this->debug) {\r
 712           print "<PRE>---EVALING---[" . \r
 713                 strlen($_xh[$parser]['st']) . " chars]---\n" . \r
 714                 htmlspecialchars($_xh[$parser]['st']) . ";\n---END---</PRE>";\r
 715         }\r
 716         if (strlen($_xh[$parser]['st'])==0) {\r
 717           // then something odd has happened\r
 718           // and it's time to generate a client side error\r
 719           // indicating something odd went on\r
 720           $r=new xmlrpcresp(0, $xmlrpcerr["invalid_return"],\r
 721                                                 $xmlrpcstr["invalid_return"]);\r
 722         } else {\r
 723           eval('$v=' . $_xh[$parser]['st'] . '; $allOK=1;');\r
 724           if ($_xh[$parser]['isf']) {\r
 725                 $f=$v->structmem("faultCode");\r
 726                 $fs=$v->structmem("faultString");\r
 727                 $r=new xmlrpcresp($v, $f->scalarval(), \r
 728                                                   $fs->scalarval());\r
 729           } else {\r
 730                 $r=new xmlrpcresp($v);\r
 731           }\r
 732         }\r
 733         $r->hdrs=split("\r?\n", $_xh[$parser]['ha']);\r
 734         return $r;\r
 735   }\r
 736 \r
 737 }\r
 738 \r
 739 class xmlrpcval {\r
 740   var $me=array();\r
 741   var $mytype=0;\r
 742 \r
 743   function xmlrpcval($val=-1, $type="") {\r
 744                 global $xmlrpcTypes;\r
 745                 $this->me=array();\r
 746                 $this->mytype=0;\r
 747                 if ($val!=-1 || $type!="") {\r
 748                         if ($type=="") $type="string";\r
 749                         if ($xmlrpcTypes[$type]==1) {\r
 750                                 $this->addScalar($val,$type);\r
 751                         }\r
 752           else if ($xmlrpcTypes[$type]==2)\r
 753                         $this->addArray($val);\r
 754                         else if ($xmlrpcTypes[$type]==3)\r
 755                                 $this->addStruct($val);\r
 756                 }\r
 757   }\r
 758 \r
 759   function addScalar($val, $type="string") {\r
 760                 global $xmlrpcTypes, $xmlrpcBoolean;\r
 761 \r
 762                 if ($this->mytype==1) {\r
 763                         echo "<B>xmlrpcval</B>: scalar can have only one value<BR>";\r
 764                         return 0;\r
 765                 }\r
 766                 $typeof=$xmlrpcTypes[$type];\r
 767                 if ($typeof!=1) {\r
 768                         echo "<B>xmlrpcval</B>: not a scalar type (${typeof})<BR>";\r
 769                         return 0;\r
 770                 }\r
 771                 \r
 772                 if ($type==$xmlrpcBoolean) {\r
 773                         if (strcasecmp($val,"true")==0 || \r
 774                                         $val==1 || ($val==true &&\r
 775                                                                                         strcasecmp($val,"false"))) {\r
 776                                 $val=1;\r
 777                         } else {\r
 778                                 $val=0;\r
 779                         }\r
 780                 }\r
 781                 \r
 782                 if ($this->mytype==2) {\r
 783                         // we're adding to an array here\r
 784                         $ar=$this->me["array"];\r
 785                         $ar[]=new xmlrpcval($val, $type);\r
 786                         $this->me["array"]=$ar;\r
 787                 } else {\r
 788                         // a scalar, so set the value and remember we're scalar\r
 789                         $this->me[$type]=$val;\r
 790                         $this->mytype=$typeof;\r
 791                 }\r
 792                 return 1;\r
 793   }\r
 794 \r
 795   function addArray($vals) {\r
 796                 global $xmlrpcTypes;\r
 797                 if ($this->mytype!=0) {\r
 798                         echo "<B>xmlrpcval</B>: already initialized as a [" . \r
 799                                 $this->kindOf() . "]<BR>";\r
 800                         return 0;\r
 801                 }\r
 802 \r
 803                 $this->mytype=$xmlrpcTypes["array"];\r
 804                 $this->me["array"]=$vals;\r
 805                 return 1;\r
 806   }\r
 807 \r
 808   function addStruct($vals) {\r
 809         global $xmlrpcTypes;\r
 810         if ($this->mytype!=0) {\r
 811           echo "<B>xmlrpcval</B>: already initialized as a [" . \r
 812                 $this->kindOf() . "]<BR>";\r
 813           return 0;\r
 814         }\r
 815         $this->mytype=$xmlrpcTypes["struct"];\r
 816         $this->me["struct"]=$vals;\r
 817         return 1;\r
 818   }\r
 819 \r
 820   function dump($ar) {\r
 821         reset($ar);\r
 822         while ( list( $key, $val ) = each( $ar ) ) {\r
 823           echo "$key => $val<br>";\r
 824           if ($key == 'array')\r
 825                 while ( list( $key2, $val2 ) = each( $val ) ) {\r
 826                   echo "-- $key2 => $val2<br>";\r
 827                 }\r
 828         }\r
 829   }\r
 830 \r
 831   function kindOf() {\r
 832         switch($this->mytype) {\r
 833         case 3:\r
 834           return "struct";\r
 835           break;\r
 836         case 2:\r
 837           return "array";\r
 838           break;\r
 839         case 1:\r
 840           return "scalar";\r
 841           break;\r
 842         default:\r
 843           return "undef";\r
 844         }\r
 845   }\r
 846 \r
 847   function serializedata($typ, $val) {\r
 848                 $rs="";\r
 849                 global $xmlrpcTypes, $xmlrpcBase64, $xmlrpcString,\r
 850                         $xmlrpcBoolean;\r
 851                 switch($xmlrpcTypes[$typ]) {\r
 852                 case 3:\r
 853                         // struct\r
 854                         $rs.="<struct>\n";\r
 855                         reset($val);\r
 856                         while(list($key2, $val2)=each($val)) {\r
 857                                 $rs.="<member><name>${key2}</name>\n";\r
 858                                 $rs.=$this->serializeval($val2);\r
 859                                 $rs.="</member>\n";\r
 860                         }\r
 861                         $rs.="</struct>";\r
 862                         break;\r
 863                 case 2:\r
 864                         // array\r
 865                         $rs.="<array>\n<data>\n";\r
 866                         for($i=0; $i<sizeof($val); $i++) {\r
 867                                 $rs.=$this->serializeval($val[$i]);\r
 868                         }\r
 869                         $rs.="</data>\n</array>";\r
 870                         break;\r
 871                 case 1:\r
 872                         switch ($typ) {\r
 873                         case $xmlrpcBase64:\r
 874                                 $rs.="<${typ}>" . base64_encode($val) . "</${typ}>";\r
 875                                 break;\r
 876                         case $xmlrpcBoolean:\r
 877                                 $rs.="<${typ}>" . ($val ? "1" : "0") . "</${typ}>";\r
 878                                         break;\r
 879                         case $xmlrpcString:\r
 880                                 $rs.="<${typ}>" . htmlspecialchars($val). "</${typ}>";\r
 881                                 break;\r
 882                         default:\r
 883                                 $rs.="<${typ}>${val}</${typ}>";\r
 884                         }\r
 885                         break;\r
 886                 default:\r
 887                         break;\r
 888                 }\r
 889                 return $rs;\r
 890   }\r
 891 \r
 892   function serialize() {\r
 893         return $this->serializeval($this);\r
 894   }\r
 895 \r
 896   function serializeval($o) {\r
 897                 global $xmlrpcTypes;\r
 898                 $rs="";\r
 899                 $ar=$o->me;\r
 900                 reset($ar);\r
 901                 list($typ, $val) = each($ar);\r
 902                 $rs.="<value>";\r
 903                 $rs.=$this->serializedata($typ, $val);\r
 904                 $rs.="</value>\n";\r
 905                 return $rs;\r
 906   }\r
 907 \r
 908   function structmem($m) {\r
 909                 $nv=$this->me["struct"][$m];\r
 910                 return $nv;\r
 911   }\r
 912 \r
 913         function structreset() {\r
 914                 reset($this->me["struct"]);\r
 915         }\r
 916         \r
 917         function structeach() {\r
 918                 return each($this->me["struct"]);\r
 919         }\r
 920 \r
 921   function getval() {\r
 922                 // UNSTABLE\r
 923                 global $xmlrpcBoolean, $xmlrpcBase64;\r
 924                 reset($this->me);\r
 925                 list($a,$b)=each($this->me);\r
 926                 // contributed by I Sofer, 2001-03-24\r
 927                 // add support for nested arrays to scalarval\r
 928                 // i've created a new method here, so as to\r
 929                 // preserve back compatibility\r
 930 \r
 931                 if (is_array($b))    {\r
 932                         foreach ($b as $id => $cont) {\r
 933                                 $b[$id] = $cont->scalarval();\r
 934                         }\r
 935                 }\r
 936 \r
 937                 // add support for structures directly encoding php objects\r
 938                 if (is_object($b))  {\r
 939                         $t = get_object_vars($b);\r
 940                         foreach ($t as $id => $cont) {\r
 941                                 $t[$id] = $cont->scalarval();\r
 942                         }\r
 943                         foreach ($t as $id => $cont) {\r
 944                                 eval('$b->'.$id.' = $cont;');\r
 945                         }\r
 946                 }\r
 947                 // end contrib\r
 948                 return $b;\r
 949   }\r
 950 \r
 951   function scalarval() {\r
 952                 global $xmlrpcBoolean, $xmlrpcBase64;\r
 953                 reset($this->me);\r
 954                 list($a,$b)=each($this->me);\r
 955                 return $b;\r
 956   }\r
 957 \r
 958   function scalartyp() {\r
 959                 global $xmlrpcI4, $xmlrpcInt;\r
 960                 reset($this->me);\r
 961                 list($a,$b)=each($this->me);\r
 962                 if ($a==$xmlrpcI4) \r
 963                         $a=$xmlrpcInt;\r
 964                 return $a;\r
 965   }\r
 966 \r
 967   function arraymem($m) {\r
 968                 $nv=$this->me["array"][$m];\r
 969                 return $nv;\r
 970   }\r
 971 \r
 972   function arraysize() {\r
 973                 reset($this->me);\r
 974                 list($a,$b)=each($this->me);\r
 975                 return sizeof($b);\r
 976   }\r
 977 }\r
 978 \r
 979 // date helpers\r
 980 function iso8601_encode($timet, $utc=0) {\r
 981         // return an ISO8601 encoded string\r
 982         // really, timezones ought to be supported\r
 983         // but the XML-RPC spec says:\r
 984         //\r
 985         // "Don't assume a timezone. It should be specified by the server in its\r
 986   // documentation what assumptions it makes about timezones."\r
 987         // \r
 988         // these routines always assume localtime unless \r
 989         // $utc is set to 1, in which case UTC is assumed\r
 990         // and an adjustment for locale is made when encoding\r
 991         if (!$utc) {\r
 992                 $t=strftime("%Y%m%dT%H:%M:%S", $timet);\r
 993         } else {\r
 994                 if (function_exists("gmstrftime")) \r
 995                         // gmstrftime doesn't exist in some versions\r
 996                         // of PHP\r
 997                         $t=gmstrftime("%Y%m%dT%H:%M:%S", $timet);\r
 998                 else {\r
 999                         $t=strftime("%Y%m%dT%H:%M:%S", $timet-date("Z"));\r
1000                 }\r
1001         }\r
1002         return $t;\r
1003 }\r
1004 \r
1005 function iso8601_decode($idate, $utc=0) {\r
1006         // return a timet in the localtime, or UTC\r
1007         $t=0;\r
1008         if (ereg("([0-9]{4})([0-9]{2})([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})",\r
1009                                          $idate, $regs)) {\r
1010                 if ($utc) {\r
1011                         $t=gmmktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);\r
1012                 } else {\r
1013                         $t=mktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);\r
1014                 }\r
1015         } \r
1016         return $t;\r
1017 }\r
1018 \r
1019 /****************************************************************\r
1020 * xmlrpc_decode takes a message in PHP xmlrpc object format and *\r
1021 * tranlates it into native PHP types.                           *\r
1022 *                                                               *\r
1023 * author: Dan Libby (dan@libby.com)                             *\r
1024 ****************************************************************/\r
1025 function _xmlrpc_decode($xmlrpc_val) {\r
1026    $kind = $xmlrpc_val->kindOf();\r
1027 \r
1028    if($kind == "scalar") {\r
1029       return $xmlrpc_val->scalarval();\r
1030    }\r
1031    else if($kind == "array") {\r
1032       $size = $xmlrpc_val->arraysize();\r
1033       $arr = array();\r
1034 \r
1035       for($i = 0; $i < $size; $i++) {\r
1036          $arr[]=_xmlrpc_decode($xmlrpc_val->arraymem($i));\r
1037       }\r
1038       return $arr; \r
1039    }\r
1040    else if($kind == "struct") {\r
1041       $xmlrpc_val->structreset();\r
1042       $arr = array();\r
1043 \r
1044       while(list($key,$value)=$xmlrpc_val->structeach()) {\r
1045          $arr[$key] = _xmlrpc_decode($value);\r
1046       }\r
1047       return $arr;\r
1048    }\r
1049 }\r
1050 \r
1051 /****************************************************************\r
1052 * xmlrpc_encode takes native php types and encodes them into    *\r
1053 * xmlrpc PHP object format.                                     *\r
1054 * BUG: All sequential arrays are turned into structs.  I don't  *\r
1055 * know of a good way to determine if an array is sequential     *\r
1056 * only.                                                         *\r
1057 *                                                               *\r
1058 * feature creep -- could support more types via optional type   *\r
1059 * argument.                                                     *\r
1060 *                                                               *\r
1061 * author: Dan Libby (dan@libby.com)                             *\r
1062 ****************************************************************/\r
1063 function _xmlrpc_encode($php_val) {\r
1064    global $xmlrpcInt;\r
1065    global $xmlrpcDouble;\r
1066    global $xmlrpcString;\r
1067    global $xmlrpcArray;\r
1068    global $xmlrpcStruct;\r
1069    global $xmlrpcBoolean;\r
1070 \r
1071    $type = gettype($php_val);\r
1072    $xmlrpc_val = new xmlrpcval;\r
1073 \r
1074    switch($type) {\r
1075       case "array":\r
1076       case "object":\r
1077          $arr = array();\r
1078          while (list($k,$v) = each($php_val)) {\r
1079             $arr[$k] = _xmlrpc_encode($v);\r
1080          }\r
1081          $xmlrpc_val->addStruct($arr);\r
1082          break;\r
1083       case "integer":\r
1084          $xmlrpc_val->addScalar($php_val, $xmlrpcInt);\r
1085          break;\r
1086       case "double":\r
1087          $xmlrpc_val->addScalar($php_val, $xmlrpcDouble);\r
1088          break;\r
1089       case "string":\r
1090          $xmlrpc_val->addScalar($php_val, $xmlrpcString);\r
1091          break;\r
1092 // <G_Giunta_2001-02-29>\r
1093 // Add support for encoding/decoding of booleans, since they are supported in PHP\r
1094       case "boolean":\r
1095          $xmlrpc_val->addScalar($php_val, $xmlrpcBoolean);\r
1096          break;\r
1097 // </G_Giunta_2001-02-29>\r
1098       case "unknown type":\r
1099       default:\r
1100         // giancarlo pinerolo <ping@alt.it>\r
1101         // it has to return \r
1102         // an empty object in case (which is already\r
1103         // at this point), not a boolean. \r
1104         break;\r
1105    }\r
1106    return $xmlrpc_val;\r
1107 }\r
1108 \r
1109 ?>\r