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- <?php
- // /* vim: set expandtab tabstop=4 shiftwidth=4: */
- // by Edd Dumbill (C) 1999-2001
- // <edd@usefulinc.com>
- // $Id: RPC.php,v 1.21 2004/03/15 13:51:44 pajoye Exp $
-
- // License is granted to use or modify this software ("XML-RPC for PHP")
- // for commercial or non-commercial use provided the copyright of the author
- // is preserved in any distributed or derivative work.
-
- // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESSED OR
- // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- // IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- // NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
- // Adapted to PEAR standards by Stig S�her Bakken <stig@php.net> and
- // Martin Jansen <mj@php.net>
- // /* $id$ */
-
- if (!function_exists('xml_parser_create')) {
- // Win 32 fix. From: "Leo West" <lwest@imaginet.fr>
- if ($WINDIR) {
- dl("php_xml.dll");
- } else {
- dl("xml.so");
- }
- }
-
- define('XML_RPC_ERROR_INVALID_TYPE', 101);
- define('XML_RPC_ERROR_NON_NUMERIC_FOUND', 102);
- define('XML_RPC_ERROR_CONNECTION_FAILED', 103);
- define('XML_RPC_ERROR_ALREADY_INITIALIZED', 104);
-
- $GLOBALS['XML_RPC_I4'] = "i4";
- $GLOBALS['XML_RPC_Int'] = "int";
- $GLOBALS['XML_RPC_Boolean'] = "boolean";
- $GLOBALS['XML_RPC_Double'] = "double";
- $GLOBALS['XML_RPC_String'] = "string";
- $GLOBALS['XML_RPC_DateTime'] = "dateTime.iso8601";
- $GLOBALS['XML_RPC_Base64'] = "base64";
- $GLOBALS['XML_RPC_Array'] = "array";
- $GLOBALS['XML_RPC_Struct'] = "struct";
-
- $GLOBALS['XML_RPC_Types'] = array($GLOBALS['XML_RPC_I4'] => 1,
- $GLOBALS['XML_RPC_Int'] => 1,
- $GLOBALS['XML_RPC_Boolean'] => 1,
- $GLOBALS['XML_RPC_String'] => 1,
- $GLOBALS['XML_RPC_Double'] => 1,
- $GLOBALS['XML_RPC_DateTime'] => 1,
- $GLOBALS['XML_RPC_Base64'] => 1,
- $GLOBALS['XML_RPC_Array'] => 2,
- $GLOBALS['XML_RPC_Struct'] => 3);
-
- $GLOBALS['XML_RPC_entities'] = array("quot" => '"',
- "amp" => "&",
- "lt" => "<",
- "gt" => ">",
- "apos" => "'");
-
- $GLOBALS['XML_RPC_err']["unknown_method"] = 1;
- $GLOBALS['XML_RPC_str']["unknown_method"] = "Unknown method";
- $GLOBALS['XML_RPC_err']["invalid_return"] = 2;
- $GLOBALS['XML_RPC_str']["invalid_return"] = "Invalid return payload: enabling debugging to examine incoming payload";
- $GLOBALS['XML_RPC_err']["incorrect_params"] = 3;
- $GLOBALS['XML_RPC_str']["incorrect_params"] = "Incorrect parameters passed to method";
- $GLOBALS['XML_RPC_err']["introspect_unknown"] = 4;
- $GLOBALS['XML_RPC_str']["introspect_unknown"] = "Can't introspect: method unknown";
- $GLOBALS['XML_RPC_err']["http_error"] = 5;
- $GLOBALS['XML_RPC_str']["http_error"] = "Didn't receive 200 OK from remote server.";
-
- $GLOBALS['XML_RPC_defencoding'] = "UTF-8";
-
- // let user errors start at 800
- $GLOBALS['XML_RPC_erruser'] = 800;
-
- // let XML parse errors start at 100
- $GLOBALS['XML_RPC_errxml'] = 100;
-
- // formulate backslashes for escaping regexp
- $GLOBALS['XML_RPC_backslash'] = chr(92) . chr(92);
-
- $GLOBALS['XML_RPC_twoslash'] = $GLOBALS['XML_RPC_backslash'] . $GLOBALS['XML_RPC_backslash'];
- $GLOBALS['XML_RPC_twoslash'] = "2SLS";
-
- // used to store state during parsing
- // quick explanation of components:
- // st - used to build up a string for evaluation
- // ac - used to accumulate values
- // qt - used to decide if quotes are needed for evaluation
- // cm - used to denote struct or array (comma needed)
- // isf - used to indicate a fault
- // lv - used to indicate "looking for a value": implements
- // the logic to allow values with no types to be strings
- // params - used to store parameters in method calls
- // method - used to store method name
-
- $GLOBALS['XML_RPC_xh'] = array();
-
- function XML_RPC_entity_decode($string)
- {
- $top = split("&", $string);
- $op = "";
- $i = 0;
- while($i < sizeof($top)) {
- if (ereg("^([#a-zA-Z0-9]+);", $top[$i], $regs)) {
- $op .= ereg_replace("^[#a-zA-Z0-9]+;",
- XML_RPC_lookup_entity($regs[1]),
- $top[$i]);
- } else {
- if ($i == 0) {
- $op = $top[$i];
- } else {
- $op .= "&" . $top[$i];
- }
- }
-
- $i++;
- }
- return $op;
- }
-
-
- function XML_RPC_lookup_entity($ent)
- {
- global $XML_RPC_entities;
-
- if ($XML_RPC_entities[strtolower($ent)]) {
- return $XML_RPC_entities[strtolower($ent)];
- }
-
- if (ereg("^#([0-9]+)$", $ent, $regs)) {
- return chr($regs[1]);
- }
-
- return "?";
- }
-
-
- function XML_RPC_se($parser, $name, $attrs)
- {
- global $XML_RPC_xh, $XML_RPC_DateTime, $XML_RPC_String;
-
- switch ($name) {
- case "STRUCT":
- case "ARRAY":
- $XML_RPC_xh[$parser]['st'] .= "array(";
- $XML_RPC_xh[$parser]['cm']++;
- // this last line turns quoting off
- // this means if we get an empty array we'll
- // simply get a bit of whitespace in the eval
- $XML_RPC_xh[$parser]['qt'] = 0;
- break;
-
- case "NAME":
- $XML_RPC_xh[$parser]['st'] .= "'";
- $XML_RPC_xh[$parser]['ac'] = "";
- break;
-
- case "FAULT":
- $XML_RPC_xh[$parser]['isf'] = 1;
- break;
-
- case "PARAM":
- $XML_RPC_xh[$parser]['st'] = "";
- break;
-
- case "VALUE":
- $XML_RPC_xh[$parser]['st'] .= "new XML_RPC_Value(";
- $XML_RPC_xh[$parser]['lv'] = 1;
- $XML_RPC_xh[$parser]['vt'] = $XML_RPC_String;
- $XML_RPC_xh[$parser]['ac'] = "";
- $XML_RPC_xh[$parser]['qt'] = 0;
- // look for a value: if this is still 1 by the
- // time we reach the first data segment then the type is string
- // by implication and we need to add in a quote
- break;
-
- case "I4":
- case "INT":
- case "STRING":
- case "BOOLEAN":
- case "DOUBLE":
- case "DATETIME.ISO8601":
- case "BASE64":
- $XML_RPC_xh[$parser]['ac'] = ""; // reset the accumulator
-
- if ($name == "DATETIME.ISO8601" || $name == "STRING") {
- $XML_RPC_xh[$parser]['qt'] = 1;
-
- if ($name == "DATETIME.ISO8601") {
- $XML_RPC_xh[$parser]['vt'] = $XML_RPC_DateTime;
- }
-
- } elseif ($name == "BASE64") {
- $XML_RPC_xh[$parser]['qt'] = 2;
- } else {
- // No quoting is required here -- but
- // at the end of the element we must check
- // for data format errors.
- $XML_RPC_xh[$parser]['qt'] = 0;
- }
- break;
-
- case "MEMBER":
- $XML_RPC_xh[$parser]['ac'] = "";
- break;
-
- default:
- break;
- }
-
- if ($name!="VALUE") {
- $XML_RPC_xh[$parser]['lv'] = 0;
- }
- }
-
-
- function XML_RPC_ee($parser, $name)
- {
- global $XML_RPC_xh,$XML_RPC_Types,$XML_RPC_String;
-
- switch ($name) {
- case "STRUCT":
- case "ARRAY":
- if ($XML_RPC_xh[$parser]['cm'] && substr($XML_RPC_xh[$parser]['st'], -1) == ',') {
- $XML_RPC_xh[$parser]['st'] = substr($XML_RPC_xh[$parser]['st'],0,-1);
- }
-
- $XML_RPC_xh[$parser]['st'] .= ")";
- $XML_RPC_xh[$parser]['vt'] = strtolower($name);
- $XML_RPC_xh[$parser]['cm']--;
- break;
-
- case "NAME":
- $XML_RPC_xh[$parser]['st'] .= $XML_RPC_xh[$parser]['ac'] . "' => ";
- break;
-
- case "BOOLEAN":
- // special case here: we translate boolean 1 or 0 into PHP
- // constants true or false
- if ($XML_RPC_xh[$parser]['ac'] == '1') {
- $XML_RPC_xh[$parser]['ac'] = "true";
- } else {
- $XML_RPC_xh[$parser]['ac'] = "false";
- }
-
- $XML_RPC_xh[$parser]['vt'] = strtolower($name);
- // Drop through intentionally.
-
- case "I4":
- case "INT":
- case "STRING":
- case "DOUBLE":
- case "DATETIME.ISO8601":
- case "BASE64":
- if ($XML_RPC_xh[$parser]['qt'] == 1) {
- // we use double quotes rather than single so backslashification works OK
- $XML_RPC_xh[$parser]['st'] .= "\"" . $XML_RPC_xh[$parser]['ac'] . "\"";
- } elseif ($XML_RPC_xh[$parser]['qt'] == 2) {
- $XML_RPC_xh[$parser]['st'] .= "base64_decode('" . $XML_RPC_xh[$parser]['ac'] . "')";
- } elseif ($name=="BOOLEAN") {
- $XML_RPC_xh[$parser]['st'] .= $XML_RPC_xh[$parser]['ac'];
- } else {
- // we have an I4, INT or a DOUBLE
- // we must check that only 0123456789-.<space> are characters here
- if (!ereg("^\-?[0123456789 \t\.]+$", $XML_RPC_xh[$parser]['ac'])) {
- $this->raiseError("Non-numeric value recieved in INT or DOUBLE", XML_RPC_ERROR_NON_NUMERIC_FOUND);
- $XML_RPC_xh[$parser]['st'] .= "ERROR_NON_NUMERIC_FOUND";
- } else {
- // it's ok, add it on
- $XML_RPC_xh[$parser]['st'] .= $XML_RPC_xh[$parser]['ac'];
- }
- }
-
- $XML_RPC_xh[$parser]['ac'] = "";
- $XML_RPC_xh[$parser]['qt'] = 0;
- $XML_RPC_xh[$parser]['lv'] = 3; // indicate we've found a value
- break;
-
- case "VALUE":
- // deal with a string value
- if (strlen($XML_RPC_xh[$parser]['ac']) > 0 &&
- $XML_RPC_xh[$parser]['vt'] == $XML_RPC_String) {
-
- $XML_RPC_xh[$parser]['st'] .= "\"" . $XML_RPC_xh[$parser]['ac'] . "\"";
- }
-
- // This if () detects if no scalar was inside <VALUE></VALUE>
- // and pads an empty "".
- if ($XML_RPC_xh[$parser]['st'][strlen($XML_RPC_xh[$parser]['st'])-1] == '(') {
- $XML_RPC_xh[$parser]['st'] .= '""';
- }
- $XML_RPC_xh[$parser]['st'] .= ", '" . $XML_RPC_xh[$parser]['vt'] . "')";
- if ($XML_RPC_xh[$parser]['cm']) {
- $XML_RPC_xh[$parser]['st'] .= ",";
- }
- break;
-
- case "MEMBER":
- $XML_RPC_xh[$parser]['ac'] = "";
- $XML_RPC_xh[$parser]['qt'] = 0;
- break;
-
- case "DATA":
- $XML_RPC_xh[$parser]['ac'] = "";
- $XML_RPC_xh[$parser]['qt'] = 0;
- break;
-
- case "PARAM":
- $XML_RPC_xh[$parser]['params'][] = $XML_RPC_xh[$parser]['st'];
- break;
-
- case "METHODNAME":
- $XML_RPC_xh[$parser]['method'] = ereg_replace("^[\n\r\t ]+", "", $XML_RPC_xh[$parser]['ac']);
- break;
-
- case "BOOLEAN":
- // special case here: we translate boolean 1 or 0 into PHP
- // constants true or false
- if ($XML_RPC_xh[$parser]['ac'] == '1') {
- $XML_RPC_xh[$parser]['ac'] = "true";
- } else {
- $XML_RPC_xh[$parser]['ac'] = "false";
- }
-
- $XML_RPC_xh[$parser]['vt'] = strtolower($name);
- break;
-
- default:
- break;
- }
-
- // if it's a valid type name, set the type
- if (isset($XML_RPC_Types[strtolower($name)])) {
- $XML_RPC_xh[$parser]['vt'] = strtolower($name);
- }
- }
-
-
- function XML_RPC_cd($parser, $data)
- {
- global $XML_RPC_xh, $XML_RPC_backslash;
-
- if ($XML_RPC_xh[$parser]['lv'] != 3) {
- // "lookforvalue==3" means that we've found an entire value
- // and should discard any further character data
-
- if ($XML_RPC_xh[$parser]['lv'] == 1) {
- // if we've found text and we're just in a <value> then
- // turn quoting on, as this will be a string
- $XML_RPC_xh[$parser]['qt'] = 1;
- // and say we've found a value
- $XML_RPC_xh[$parser]['lv'] = 2;
- }
-
- // replace characters that eval would
- // do special things with
- if (isset($XML_RPC_xh[$parser]['ac'])) {
- $XML_RPC_xh[$parser]['ac'] .= str_replace('$', '\$',
- str_replace('"', '\"', str_replace(chr(92),
- $XML_RPC_backslash, $data)));
- } else {
- $XML_RPC_xh[$parser]['ac'] = '';
- }
- }
- }
-
-
- function XML_RPC_dh($parser, $data)
- {
- global $XML_RPC_xh;
-
- if (substr($data, 0, 1) == "&" && substr($data, -1, 1) == ";") {
- if ($XML_RPC_xh[$parser]['lv'] == 1) {
- $XML_RPC_xh[$parser]['qt'] = 1;
- $XML_RPC_xh[$parser]['lv'] = 2;
- }
- $XML_RPC_xh[$parser]['ac'] .= str_replace('$', '\$',
- str_replace('"', '\"', str_replace(chr(92),
- $XML_RPC_backslash, $data)));
- }
- }
-
- /**
- * Base class
- *
- * This class provides common functions for all of the XML_RPC classes.
- */
- class XML_RPC_Base {
- function raiseError($msg, $code)
- {
- include_once 'PEAR.php';
- PEAR::raiseError(get_class($this) . ": " . $msg, $code);
- }
- }
-
- class XML_RPC_Client extends XML_RPC_Base {
- var $path;
- var $server;
- var $port;
- var $errno;
- var $errstring;
- var $debug = 0;
- var $username = "";
- var $password = "";
-
- function XML_RPC_Client($path, $server, $port = 80,
- $proxy = '', $proxy_port = 8080,
- $proxy_user = '', $proxy_pass = '')
- {
- $this->port = $port;
- $this->server = $server;
- $this->path = $path;
- $this->proxy = $proxy;
- $this->proxy_port = $proxy_port;
- $this->proxy_user = $proxy_user;
- $this->proxy_pass = $proxy_pass;
- }
-
- function setDebug($in)
- {
- if ($in) {
- $this->debug = 1;
- } else {
- $this->debug = 0;
- }
- }
-
- function setCredentials($u, $p)
- {
- $this->username = $u;
- $this->password = $p;
- }
-
- function send($msg, $timeout = 0)
- {
- // where msg is an xmlrpcmsg
- $msg->debug = $this->debug;
- return $this->sendPayloadHTTP10($msg, $this->server, $this->port,
- $timeout, $this->username,
- $this->password);
- }
-
- function sendPayloadHTTP10($msg, $server, $port, $timeout=0,
- $username = "", $password = "")
- {
- // If we're using a proxy open a socket to the proxy server instead to the xml-rpc server
- if ($this->proxy){
- if ($timeout > 0) {
- $fp = fsockopen($this->proxy, $this->proxy_port, $this->errno, $this->errstr, $timeout);
- } else {
- $fp = fsockopen($this->proxy, $this->proxy_port, $this->errno, $this->errstr);
- }
- } else {
- if ($timeout > 0) {
- $fp = fsockopen($server, $port, $this->errno, $this->errstr, $timeout);
- } else {
- $fp = fsockopen($server, $port, $this->errno, $this->errstr);
- }
- }
-
- if (!$fp && $this->proxy) {
- $this->raiseError(
- "Connection to proxy server " . $this->proxy . ":" . $this->proxy_port . " failed",
- XML_RPC_ERROR_CONNECTION_FAILED);
- } elseif (!$fp) {
- $this->raiseError(
- "Connection to RPC server " . $this->server . " failed",
- XML_RPC_ERROR_CONNECTION_FAILED);
- }
-
- // Only create the payload if it was not created previously
- if (empty($msg->payload)) {
- $msg->createPayload();
- }
-
- // thanks to Grant Rauscher <grant7@firstworld.net> for this
- $credentials = "";
- if ($username != "") {
- $credentials = "Authorization: Basic " .
- base64_encode($username . ":" . $password) . "\r\n";
- }
-
-
- if ($this->proxy) {
- $op = "POST http://" . $this->server;
-
- if ($this->proxy_port) {
- $op .= ":" . $this->port;
- }
- } else {
- $op = "POST ";
- }
-
- $op .= $this->path. " HTTP/1.0\r\n" .
- "User-Agent: PEAR XML_RPC\r\n" .
- "Host: " . $this->server . "\r\n";
- if ($this->proxy && $this->proxy_user != '') {
- $op .= 'Proxy-Authorization: Basic ' .
- base64_encode($this->proxy_user . ':' . $this->proxy_pass) .
- "\r\n";
- }
- $op .= $credentials .
- "Content-Type: text/xml\r\n" .
- "Content-Length: " . strlen($msg->payload) . "\r\n\r\n" .
- $msg->payload;
-
- if (!fputs($fp, $op, strlen($op))) {
- $this->errstr = "Write error";
- return 0;
- }
- $resp = $msg->parseResponseFile($fp);
- fclose($fp);
- return $resp;
- }
- }
-
-
- class XML_RPC_Response extends XML_RPC_Base
- {
- var $xv;
- var $fn;
- var $fs;
- var $hdrs;
-
- function XML_RPC_Response($val, $fcode = 0, $fstr = "")
- {
- if ($fcode != 0) {
- $this->fn = $fcode;
- $this->fs = htmlspecialchars($fstr);
- } else {
- $this->xv = $val;
- }
- }
-
- function faultCode()
- {
- if (isset($this->fn)) {
- return $this->fn;
- } else {
- return 0;
- }
- }
-
- function faultString()
- {
- return $this->fs;
- }
-
- function value()
- {
- return $this->xv;
- }
-
- function serialize()
- {
- $rs = "<methodResponse>\n";
- if ($this->fn) {
- $rs .= "<fault>
- <value>
- <struct>
- <member>
- <name>faultCode</name>
- <value><int>" . $this->fn . "</int></value>
- </member>
- <member>
- <name>faultString</name>
- <value><string>" . $this->fs . "</string></value>
- </member>
- </struct>
- </value>
- </fault>";
- } else {
- $rs .= "<params>\n<param>\n" . $this->xv->serialize() .
- "</param>\n</params>";
- }
- $rs .= "\n</methodResponse>";
- return $rs;
- }
- }
-
-
- class XML_RPC_Message extends XML_RPC_Base
- {
- var $payload;
- var $methodname;
- var $params = array();
- var $debug = 0;
-
- function XML_RPC_Message($meth, $pars = 0)
- {
- $this->methodname = $meth;
- if (is_array($pars) && sizeof($pars)>0) {
- for($i = 0; $i < sizeof($pars); $i++) {
- $this->addParam($pars[$i]);
- }
- }
- }
-
- function xml_header()
- {
- return "<?xml version=\"1.0\"?>\n<methodCall>\n";
- }
-
- function xml_footer()
- {
- return "</methodCall>\n";
- }
-
- function createPayload()
- {
- $this->payload = $this->xml_header();
- $this->payload .= "<methodName>" . $this->methodname . "</methodName>\n";
- $this->payload .= "<params>\n";
- for($i = 0; $i < sizeof($this->params); $i++) {
- $p = $this->params[$i];
- $this->payload .= "<param>\n" . $p->serialize() . "</param>\n";
- }
- $this->payload .= "</params>\n";
- $this->payload .= $this->xml_footer();
- $this->payload = str_replace("\n", "\r\n", $this->payload);
- }
-
- function method($meth = "")
- {
- if ($meth != "") {
- $this->methodname = $meth;
- }
- return $this->methodname;
- }
-
- function serialize()
- {
- $this->createPayload();
- return $this->payload;
- }
-
- function addParam($par)
- {
- $this->params[] = $par;
- }
-
- function getParam($i)
- {
- return $this->params[$i];
- }
-
- function getNumParams()
- {
- return sizeof($this->params);
- }
-
- function parseResponseFile($fp)
- {
- $ipd = "";
-
- while($data = fread($fp, 32768)) {
- $ipd .= $data;
- }
- return $this->parseResponse($ipd);
- }
-
- function parseResponse($data = "")
- {
- global $XML_RPC_xh,$XML_RPC_err,$XML_RPC_str;
- global $XML_RPC_defencoding;
-
- $parser = xml_parser_create($XML_RPC_defencoding);
-
- $XML_RPC_xh[$parser] = array();
-
- $XML_RPC_xh[$parser]['st'] = "";
- $XML_RPC_xh[$parser]['cm'] = 0;
- $XML_RPC_xh[$parser]['isf'] = 0;
- $XML_RPC_xh[$parser]['ac'] = "";
- $XML_RPC_xh[$parser]['qt'] = "";
-
- xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, true);
- xml_set_element_handler($parser, "XML_RPC_se", "XML_RPC_ee");
- xml_set_character_data_handler($parser, "XML_RPC_cd");
- xml_set_default_handler($parser, "XML_RPC_dh");
- $xmlrpc_value = new XML_RPC_Value;
-
- $hdrfnd = 0;
- if ($this->debug) {
- print "<PRE>---GOT---\n";
- print isset($_SERVER['SERVER_PROTOCOL']) ? htmlspecialchars($data) : $data;
- print "\n---END---\n</PRE>";
- }
-
- // see if we got an HTTP 200 OK, else bomb
- // but only do this if we're using the HTTP protocol.
- if (ereg("^HTTP",$data) &&
- !ereg("^HTTP/[0-9\.]+ 200 ", $data)) {
- $errstr = substr($data, 0, strpos($data, "\n")-1);
- error_log("HTTP error, got response: " . $errstr);
- $r = new XML_RPC_Response(0, $XML_RPC_err["http_error"],
- $XML_RPC_str["http_error"] . " (" .
- $errstr . ")");
- xml_parser_free($parser);
- return $r;
- }
- // gotta get rid of headers here
-
-
- if ((!$hdrfnd) && ($brpos = strpos($data,"\r\n\r\n"))) {
- $XML_RPC_xh[$parser]['ha'] = substr($data, 0, $brpos);
- $data = substr($data, $brpos + 4);
- $hdrfnd = 1;
- }
-
- // be tolerant of junk after methodResponse (e.g. javascript automatically inserted by free hosts)
- // thanks to Luca Mariano <luca.mariano@email.it>
- $data = substr($data, 0, strpos($data, "</methodResponse>") + 17);
-
- if (!xml_parse($parser, $data, sizeof($data))) {
- // thanks to Peter Kocks <peter.kocks@baygate.com>
- if ((xml_get_current_line_number($parser)) == 1) {
- $errstr = "XML error at line 1, check URL";
- } else {
- $errstr = sprintf("XML error: %s at line %d",
- xml_error_string(xml_get_error_code($parser)),
- xml_get_current_line_number($parser));
- }
- error_log($errstr);
- $r = new XML_RPC_Response(0, $XML_RPC_err["invalid_return"],
- $XML_RPC_str["invalid_return"]);
- xml_parser_free($parser);
- return $r;
- }
- xml_parser_free($parser);
- if ($this->debug) {
- print "<PRE>---EVALING---[" .
- strlen($XML_RPC_xh[$parser]['st']) . " chars]---\n" .
- htmlspecialchars($XML_RPC_xh[$parser]['st']) . ";\n---END---</PRE>";
- }
- if (strlen($XML_RPC_xh[$parser]['st']) == 0) {
- // then something odd has happened
- // and it's time to generate a client side error
- // indicating something odd went on
- $r = new XML_RPC_Response(0, $XML_RPC_err["invalid_return"],
- $XML_RPC_str["invalid_return"]);
- } else {
- eval('$v=' . $XML_RPC_xh[$parser]['st'] . '; $allOK=1;');
- if ($XML_RPC_xh[$parser]['isf']) {
- $f = $v->structmem("faultCode");
- $fs = $v->structmem("faultString");
- $r = new XML_RPC_Response($v, $f->scalarval(),
- $fs->scalarval());
- } else {
- $r = new XML_RPC_Response($v);
- }
- }
- $r->hdrs = split("\r?\n", $XML_RPC_xh[$parser]['ha'][1]);
- return $r;
- }
-
- }
-
-
- class XML_RPC_Value extends XML_RPC_Base
- {
- var $me = array();
- var $mytype = 0;
-
- function XML_RPC_Value($val = -1, $type = "")
- {
- global $XML_RPC_Types;
- $this->me = array();
- $this->mytype = 0;
- if ($val != -1 || $type != "") {
- if ($type == "") {
- $type="string";
- }
- if ($XML_RPC_Types[$type] == 1) {
- $this->addScalar($val,$type);
- } elseif ($XML_RPC_Types[$type] == 2) {
- $this->addArray($val);
- } elseif ($XML_RPC_Types[$type] == 3) {
- $this->addStruct($val);
- }
- }
- }
-
- function addScalar($val, $type = "string")
- {
- global $XML_RPC_Types, $XML_RPC_Boolean;
-
- if ($this->mytype == 1) {
- $this->raiseError("Scalar can have only one value", XML_RPC_ERROR_INVALID_TYPE);
- return 0;
- }
- $typeof = $XML_RPC_Types[$type];
- if ($typeof != 1) {
- $this->raiseError("Not a scalar type (${typeof})", XML_RPC_ERROR_INVALID_TYPE);
- return 0;
- }
-
- if ($type == $XML_RPC_Boolean) {
- if (strcasecmp($val,"true") == 0 ||
- $val == 1 ||
- ($val == true &&
- strcasecmp($val,"false"))) {
-
- $val = 1;
- } else {
- $val = 0;
- }
- }
-
- if ($this->mytype == 2) {
- // we're adding to an array here
- $ar = $this->me["array"];
- $ar[] = new XML_RPC_Value($val, $type);
- $this->me["array"] = $ar;
- } else {
- // a scalar, so set the value and remember we're scalar
- $this->me[$type] = $val;
- $this->mytype = $typeof;
- }
- return 1;
- }
-
- function addArray($vals)
- {
- global $XML_RPC_Types;
- if ($this->mytype != 0) {
- $this->raiseError(
- "Already initialized as a [" . $this->kindOf() . "]",
- XML_RPC_ERROR_ALREADY_INITIALIZED);
- return 0;
- }
- $this->mytype = $XML_RPC_Types["array"];
- $this->me["array"] = $vals;
- return 1;
- }
-
- function addStruct($vals)
- {
- global $XML_RPC_Types;
- if ($this->mytype != 0) {
- $this->raiseError(
- "Already initialized as a [" . $this->kindOf() . "]",
- XML_RPC_ERROR_ALREADY_INITIALIZED);
- return 0;
- }
- $this->mytype = $XML_RPC_Types["struct"];
- $this->me["struct"] = $vals;
- return 1;
- }
-
- function dump($ar)
- {
- reset($ar);
- while (list( $key, $val ) = each($ar)) {
- echo "$key => $val<br>";
- if ($key == 'array') {
- while ( list( $key2, $val2 ) = each( $val ) ) {
- echo "-- $key2 => $val2<br>";
- }
- }
- }
- }
-
- function kindOf()
- {
- switch ($this->mytype) {
- case 3:
- return "struct";
- break;
- case 2:
- return "array";
- break;
- case 1:
- return "scalar";
- break;
- default:
- return "undef";
- }
- }
-
- function serializedata($typ, $val)
- {
- $rs = "";
- global $XML_RPC_Types, $XML_RPC_Base64, $XML_RPC_String, $XML_RPC_Boolean;
- switch ($XML_RPC_Types[$typ]) {
- case 3:
- // struct
- $rs .= "<struct>\n";
- reset($val);
- while(list($key2, $val2) = each($val)) {
- $rs .= "<member><name>${key2}</name>\n";
- $rs .= $this->serializeval($val2);
- $rs .= "</member>\n";
- }
- $rs .= "</struct>";
- break;
- case 2:
- // array
- $rs .= "<array>\n<data>\n";
- for($i = 0; $i < sizeof($val); $i++) {
- $rs .= $this->serializeval($val[$i]);
- }
- $rs .= "</data>\n</array>";
- break;
- case 1:
- switch ($typ) {
- case $XML_RPC_Base64:
- $rs .= "<${typ}>" . base64_encode($val) . "</${typ}>";
- break;
- case $XML_RPC_Boolean:
- $rs .= "<${typ}>" . ($val ? "1" : "0") . "</${typ}>";
- break;
- case $XML_RPC_String:
- $rs .= "<${typ}>" . htmlspecialchars($val). "</${typ}>";
- break;
- default:
- $rs .= "<${typ}>${val}</${typ}>";
- }
- break;
- default:
- break;
- }
- return $rs;
- }
-
- function serialize()
- {
- return $this->serializeval($this);
- }
-
- function serializeval($o)
- {
- $rs = "";
- $ar = $o->me;
- reset($ar);
- list($typ, $val) = each($ar);
- $rs .= "<value>";
- $rs .= $this->serializedata($typ, $val);
- $rs .= "</value>\n";
- return $rs;
- }
-
- function structmem($m)
- {
- $nv = $this->me["struct"][$m];
- return $nv;
- }
-
- function structreset()
- {
- reset($this->me["struct"]);
- }
-
- function structeach()
- {
- return each($this->me["struct"]);
- }
-
- function getval() {
- // UNSTABLE
- global $XML_RPC_BOOLEAN, $XML_RPC_Base64;
-
- reset($this->me);
- list($a,$b) = each($this->me);
-
- // contributed by I Sofer, 2001-03-24
- // add support for nested arrays to scalarval
- // i've created a new method here, so as to
- // preserve back compatibility
-
- if (is_array($b)) {
- foreach ($b as $id => $cont) {
- $b[$id] = $cont->scalarval();
- }
- }
-
- // add support for structures directly encoding php objects
- if (is_object($b)) {
- $t = get_object_vars($b);
- foreach ($t as $id => $cont) {
- $t[$id] = $cont->scalarval();
- }
- foreach ($t as $id => $cont) {
- eval('$b->'.$id.' = $cont;');
- }
- }
-
- // end contrib
- return $b;
- }
-
- function scalarval()
- {
- global $XML_RPC_Boolean, $XML_RPC_Base64;
- reset($this->me);
- list($a,$b) = each($this->me);
- return $b;
- }
-
- function scalartyp()
- {
- global $XML_RPC_I4, $XML_RPC_Int;
- reset($this->me);
- list($a,$b) = each($this->me);
- if ($a == $XML_RPC_I4) {
- $a = $XML_RPC_Int;
- }
- return $a;
- }
-
- function arraymem($m)
- {
- $nv = $this->me["array"][$m];
- return $nv;
- }
-
- function arraysize()
- {
- reset($this->me);
- list($a,$b) = each($this->me);
- return sizeof($b);
- }
- }
-
-
- /**
- * date helpers
- */
- function XML_RPC_iso8601_encode($timet, $utc = 0) {
- // return an ISO8601 encoded string
- // really, timezones ought to be supported
- // but the XML-RPC spec says:
- //
- // "Don't assume a timezone. It should be specified by the server in its
- // documentation what assumptions it makes about timezones."
- //
- // these routines always assume localtime unless
- // $utc is set to 1, in which case UTC is assumed
- // and an adjustment for locale is made when encoding
- if (!$utc) {
- $t = strftime("%Y%m%dT%H:%M:%S", $timet);
- } else {
- if (function_exists("gmstrftime")) {
- // gmstrftime doesn't exist in some versions
- // of PHP
- $t = gmstrftime("%Y%m%dT%H:%M:%S", $timet);
- } else {
- $t = strftime("%Y%m%dT%H:%M:%S", $timet - date("Z"));
- }
- }
-
- return $t;
- }
-
- function XML_RPC_iso8601_decode($idate, $utc = 0) {
- // return a timet in the localtime, or UTC
- $t = 0;
- if (ereg("([0-9]{4})([0-9]{2})([0-9]{2})T([0-9]{2}):([0-9]{2}):([0-9]{2})", $idate, $regs)) {
-
- if ($utc) {
- $t = gmmktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
- } else {
- $t = mktime($regs[4], $regs[5], $regs[6], $regs[2], $regs[3], $regs[1]);
- }
- }
-
- return $t;
- }
-
- /**
- * Takes a message in PHP XML_RPC object format and translates it into native PHP types.
- *
- * @author Dan Libby <dan@libby.com>
- **/
- function XML_RPC_decode($XML_RPC_val) {
- $kind = $XML_RPC_val->kindOf();
-
- if ($kind == "scalar") {
- return $XML_RPC_val->scalarval();
-
- } elseif ($kind == "array") {
- $size = $XML_RPC_val->arraysize();
- $arr = array();
-
- for($i = 0; $i < $size; $i++) {
- $arr[] = XML_RPC_decode($XML_RPC_val->arraymem($i));
- }
- return $arr;
-
- } elseif ($kind == "struct") {
- $XML_RPC_val->structreset();
- $arr = array();
-
- while(list($key,$value) = $XML_RPC_val->structeach()) {
- $arr[$key] = XML_RPC_decode($value);
- }
- return $arr;
- }
- }
-
- /**
- * Takes native php types and encodes them into XML_RPC PHP object format.
- *
- * Feature creep -- could support more types via optional type argument.
- *
- * @author Dan Libby <dan@libby.com>
- **/
- function XML_RPC_encode($php_val) {
- global $XML_RPC_Boolean;
- global $XML_RPC_Int;
- global $XML_RPC_Double;
- global $XML_RPC_String;
- global $XML_RPC_Array;
- global $XML_RPC_Struct;
-
- $type = gettype($php_val);
- $XML_RPC_val = new XML_RPC_Value;
-
- switch ($type) {
- case "array":
- $keys = array_keys($php_val);
- $count = count($php_val);
- $firstkey = $keys[0];
- $lastkey = $keys[$count - 1];
- if ($firstkey === 0 && is_int($lastkey) && ($lastkey + 1) == $count) {
- $is_continuous = true;
- $expected = 0;
- foreach ($keys as $actual) {
- if ($actual != $expected) {
- $is_continuous = false;
- break;
- }
- $expected++;
- }
-
- if ($is_continuous) {
- $arr = array();
- foreach ($php_val as $k => $v) {
- $arr[$k] = XML_RPC_encode($v);
- }
- $XML_RPC_val->addArray($arr);
- break;
- }
- }
- // fall though if not numerical and continuous
- case "object":
- $arr = array();
- foreach ($php_val as $k => $v) {
- $arr[$k] = XML_RPC_encode($v);
- }
- $XML_RPC_val->addStruct($arr);
- break;
-
- case "integer":
- $XML_RPC_val->addScalar($php_val, $XML_RPC_Int);
- break;
-
- case "double":
- $XML_RPC_val->addScalar($php_val, $XML_RPC_Double);
- break;
-
- case "string":
- case "NULL":
- $XML_RPC_val->addScalar($php_val, $XML_RPC_String);
- break;
-
- // <G_Giunta_2001-02-29>
- // Add support for encoding/decoding of booleans, since they are supported in PHP
- case "boolean":
- $XML_RPC_val->addScalar($php_val, $XML_RPC_Boolean);
- break;
- // </G_Giunta_2001-02-29>
-
- case "unknown type":
- default:
- $XML_RPC_val = false;
- break;
- }
- return $XML_RPC_val;
- }
-
- ?>
-