include/platal/xmlrpc-server.inc.php

   1 <?php
   2
   3 /******************************************************************************
   4  *                                                                            *
   5  *  Original file can be found on http://xmlrpc-epi.sourceforge.net/          *
   6  *  in the module xmlrpc-epi-php v0.51 file samples/utils/utils.php           *
   7  *                                                                            *
   8  *                                                The Polytechnique.org TEAM  *
   9  *                                                                            *
  10  ******************************************************************************/
  11
  12 /*
  13   This file is part of, or distributed with, libXMLRPC - a C library for
  14   xml-encoded function calls.
  15
  16   Author: Dan Libby (dan@libby.com)
  17   Epinions.com may be contacted at feedback@epinions-inc.com
  18 */
  19
  20 /*
  21   Copyright 2001 Epinions, Inc.
  22
  23   Subject to the following 3 conditions, Epinions, Inc.  permits you, free
  24   of charge, to (a) use, copy, distribute, modify, perform and display this
  25   software and associated documentation files (the "Software"), and (b)
  26   permit others to whom the Software is furnished to do so as well.
  27
  28   1) The above copyright notice and this permission notice shall be included
  29   without modification in all copies or substantial portions of the
  30   Software.
  31
  32   2) THE SOFTWARE IS PROVIDED "AS IS", WITHOUT ANY WARRANTY OR CONDITION OF
  33   ANY KIND, EXPRESS, IMPLIED OR STATUTORY, INCLUDING WITHOUT LIMITATION ANY
  34   IMPLIED WARRANTIES OF ACCURACY, MERCHANTABILITY, FITNESS FOR A PARTICULAR
  35   PURPOSE OR NONINFRINGEMENT.
  36
  37   3) IN NO EVENT SHALL EPINIONS, INC. BE LIABLE FOR ANY DIRECT, INDIRECT,
  38   SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOST PROFITS ARISING OUT
  39   OF OR IN CONNECTION WITH THE SOFTWARE (HOWEVER ARISING, INCLUDING
  40   NEGLIGENCE), EVEN IF EPINIONS, INC.  IS AWARE OF THE POSSIBILITY OF SUCH
  41   DAMAGES.
  42
  43 */
  44
  45 /* xmlrpc utilities (xu)
  46  * author: Dan Libby (dan@libby.com)
  47  */
  48
  49 /* generic function to call an http server with post method */
  50 function xu_query_http_post($request, $host, $uri, $port, $timeout, $user,
  51         $pass, $secure=false)
  52 {
  53     $response_buf = '';
  54     if ($host && $uri && $port) {
  55         $content_len = strlen($request);
  56         $fsockopen   = $secure ? 'fsockopen_ssl' : 'fsockopen';
  57         $query_fd    = $fsockopen($host, $port, $errno, $errstr, 10);
  58
  59         if ($query_fd) {
  60
  61             $auth = '';
  62             if ($user) {
  63                 $auth = 'Authorization: Basic ' .  base64_encode($user . ':' . $pass) . "\r\n";
  64             }
  65
  66             $http_request =
  67                 "POST $uri HTTP/1.0\r\n" .
  68                 "Host: $host:$port\r\n" .
  69                 $auth .
  70                 "User-Agent: xmlrpc-epi-php/0.2 (PHP)\r\n" .
  71                 "Content-Type: text/xml\r\n" .
  72                 "Content-Length: $content_len\r\n" .
  73                 "Connection: Close\r\n" .
  74                 "\r\n" .
  75                 $request;
  76
  77             fputs($query_fd, $http_request, strlen($http_request));
  78
  79             $header_parsed = false;
  80             while (!feof($query_fd)) {
  81                 $line = fgets($query_fd, 4096);
  82                 if (!$header_parsed) {
  83                     if ($line === "\r\n" || $line === "\n") {
  84                         $header_parsed = 1;
  85                     }
  86                 } else {
  87                     $response_buf .= $line;
  88                 }
  89             }
  90
  91             fclose($query_fd);
  92         }
  93     }
  94
  95     return $response_buf;
  96 }
  97
  98 function find_and_decode_xml($buf)
  99 {
 100     if (strlen($buf)) {
 101         $xml_begin = substr($buf, strpos($buf, '<?xml'));
 102         if (strlen($xml_begin)) {
 103             $retval = xmlrpc_decode($xml_begin);
 104         }
 105     }
 106     return $retval;
 107 }
 108
 109
 110 /**
 111  * @param params         a struct containing 3 or more of these key/val pairs:
 112  * @param host           remote host             (required)
 113  * @param uri            remote uri              (required)
 114  * @param port           remote port             (required)
 115  * @param method         name of method to call
 116  * @param args           arguments to send       (parameters to remote xmlrpc server)
 117  * @param timeout        timeout in secs.        (0 = never)
 118  * @param user           user name for authentication.
 119  * @param pass           password for authentication
 120  * @param secure         secure. wether to use fsockopen_ssl. (requires special php build).
 121  */
 122 function xu_rpc_http_concise($params) {
 123     $host = $uri = $port = $method = $args = null;
 124     $timeout = $user = $pass = $secure = null;
 125
 126     extract($params);
 127
 128     // default values
 129     if (!$port) {
 130         $port = 80;
 131     }
 132     if (!$uri) {
 133         $uri = '/';
 134     }
 135     if ($host && $uri && $port) {
 136         $request_xml  = xmlrpc_encode_request($method, $args);
 137         $response_buf = xu_query_http_post($request_xml, $host, $uri, $port,
 138                 $timeout, $user, $pass, $secure);
 139         $retval       = find_and_decode_xml($response_buf);
 140    }
 141    return $retval;
 142 }
 143
 144 ?>