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1 <?php |
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2 /** |
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3 * $Id: rpc.php 822 2008-04-28 13:45:03Z spocke $ |
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4 * |
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5 * @author Moxiecode |
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6 * @copyright Copyright © 2004-2007, Moxiecode Systems AB, All rights reserved. |
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7 */ |
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8 |
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9 require_once("./includes/general.php"); |
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10 |
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11 // Set RPC response headers |
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12 header('Content-Type: text/plain'); |
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13 header('Content-Encoding: UTF-8'); |
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14 header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); |
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15 header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); |
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16 header("Cache-Control: no-store, no-cache, must-revalidate"); |
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17 header("Cache-Control: post-check=0, pre-check=0", false); |
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18 header("Pragma: no-cache"); |
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19 |
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20 $raw = ""; |
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21 |
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22 // Try param |
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23 if (isset($_POST["json_data"])) |
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24 $raw = getRequestParam("json_data"); |
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25 |
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26 // Try globals array |
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27 if (!$raw && isset($_GLOBALS) && isset($_GLOBALS["HTTP_RAW_POST_DATA"])) |
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28 $raw = $_GLOBALS["HTTP_RAW_POST_DATA"]; |
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29 |
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30 // Try globals variable |
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31 if (!$raw && isset($HTTP_RAW_POST_DATA)) |
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32 $raw = $HTTP_RAW_POST_DATA; |
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33 |
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34 // Try stream |
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35 if (!$raw) { |
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36 if (!function_exists('file_get_contents')) { |
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37 $fp = fopen("php://input", "r"); |
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38 if ($fp) { |
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39 $raw = ""; |
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40 |
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41 while (!feof($fp)) |
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42 $raw = fread($fp, 1024); |
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43 |
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44 fclose($fp); |
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45 } |
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46 } else |
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47 $raw = "" . file_get_contents("php://input"); |
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48 } |
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49 |
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50 // No input data |
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51 if (!$raw) |
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52 die('{"result":null,"id":null,"error":{"errstr":"Could not get raw post data.","errfile":"","errline":null,"errcontext":"","level":"FATAL"}}'); |
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53 |
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54 // Passthrough request to remote server |
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55 if (isset($config['general.remote_rpc_url'])) { |
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56 $url = parse_url($config['general.remote_rpc_url']); |
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57 |
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58 // Setup request |
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59 $req = "POST " . $url["path"] . " HTTP/1.0\r\n"; |
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60 $req .= "Connection: close\r\n"; |
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61 $req .= "Host: " . $url['host'] . "\r\n"; |
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62 $req .= "Content-Length: " . strlen($raw) . "\r\n"; |
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63 $req .= "\r\n" . $raw; |
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64 |
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65 if (!isset($url['port']) || !$url['port']) |
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66 $url['port'] = 80; |
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67 |
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68 $errno = $errstr = ""; |
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69 |
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70 $socket = fsockopen($url['host'], intval($url['port']), $errno, $errstr, 30); |
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71 if ($socket) { |
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72 // Send request headers |
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73 fputs($socket, $req); |
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74 |
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75 // Read response headers and data |
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76 $resp = ""; |
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77 while (!feof($socket)) |
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78 $resp .= fgets($socket, 4096); |
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79 |
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80 fclose($socket); |
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81 |
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82 // Split response header/data |
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83 $resp = explode("\r\n\r\n", $resp); |
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84 echo $resp[1]; // Output body |
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85 } |
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86 |
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87 die(); |
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88 } |
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89 |
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90 // Get JSON data |
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91 $json = new Moxiecode_JSON(); |
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92 $input = $json->decode($raw); |
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93 |
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94 // Execute RPC |
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95 if (isset($config['general.engine'])) { |
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96 $spellchecker = new $config['general.engine']($config); |
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97 $result = call_user_func_array(array($spellchecker, $input['method']), $input['params']); |
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98 } else |
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99 die('{"result":null,"id":null,"error":{"errstr":"You must choose an spellchecker engine in the config.php file.","errfile":"","errline":null,"errcontext":"","level":"FATAL"}}'); |
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100 |
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101 // Request and response id should always be the same |
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102 $output = array( |
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103 "id" => $input->id, |
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104 "result" => $result, |
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105 "error" => null |
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106 ); |
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107 |
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108 // Return JSON encoded string |
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109 echo $json->encode($output); |
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110 |
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111 ?> |