File cms/openrat/OpenratClient.php

Last commit: Sun Jul 6 12:48:15 2014 +0200	dankert	Umfangreicher Umbau auf Plugin-System.


     1 <?php
     2 
     3 class OpenratClient
     4 {
     5 	public $error  = '';
     6 	public $status = '';
     7 
     8 	public $host;
     9 	public $port;
    10 	public $path;
    11 	public $method = 'GET';
    12 	public $response;
    13 	public $parameter = array();
    14 	public $type = "text/json";
    15 	public $cookie = "";
    16 	
    17 	public function request()
    18 	{
    19 		$errno  = 0;
    20 		$errstr = '';
    21 
    22 		// Die Funktion fsockopen() erwartet eine Protokollangabe (bei TCP optional, bei SSL notwendig).
    23 		if	( $this->port == '443' )
    24 			$prx_proto = 'ssl://'; // SSL
    25 		else
    26 			$prx_proto = 'tcp://'; // Default
    27 			
    28 		$fp = fsockopen($prx_proto.$this->host,$this->port, $errno, $errstr, 30);
    29 
    30 		if	( !$fp || !is_resource($fp) )
    31 		{
    32 			$this->error = "Connection refused: '".$prx_proto.$host.':'.$port." - $errstr ($errno)";
    33 		}
    34 		else
    35 		{
    36 			$lb = "\r\n";
    37 			$http_get = $this->path;
    38 
    39 			$parameterString = '';
    40 
    41 			foreach( $this->parameter as $pkey=>$pvalue)
    42 			{
    43 				if	( strlen($parameterString) > 0)
    44 					$parameterString .= '&';
    45 					
    46 				$parameterString .= urlencode($pkey) . '=' .urlencode($pvalue);
    47 			}
    48 			//print_r($parameterString);
    49 			
    50 			if	( $this->method == 'GET')
    51 				if	( !empty($parameterString) )
    52 					$http_get .= '?'.$parameterString;
    53 
    54 			if	( $this->method == 'POST' )
    55 			{
    56 				$header[] = 'Content-Type: application/x-www-form-urlencoded';
    57 				$header[] = 'Content-Length: '.strlen($parameterString);
    58 			}
    59 					
    60 			$header[] = 'Host: '.$this->host;
    61 			$header[] = 'Accept: '.$this->type;
    62 			$header[] = 'Cookie: '.$this->cookie;
    63 			$request_header = array_merge(array( $this->method.' '.$http_get.' HTTP/1.0'),$header);
    64 				//print_r($request_header);
    65 			$http_request = implode($lb,$request_header).$lb.$lb;
    66 			
    67 			
    68 			if	( $this->method == 'POST' )
    69 				$http_request .= $parameterString;
    70 				
    71 			//echo "<textarea>".htmlentities($http_request)."</textarea>";
    72 
    73 			if (!is_resource($fp)) {
    74 				$error = 'Connection lost after connect: '.$prx_proto.$host.':'.$port;
    75 				return false;
    76 			}
    77 			fputs($fp, $http_request); // Die HTTP-Anfrage zum Server senden.
    78 
    79 			// Jetzt erfolgt das Auslesen der HTTP-Antwort.
    80 			$isHeader = true;
    81 
    82 			// RFC 1945 (Section 6.1) schreibt als Statuszeile folgendes Format vor
    83 			// "HTTP/" 1*DIGIT "." 1*DIGIT SP 3DIGIT SP
    84 			if (!is_resource($fp)) {
    85 				echo 'Connection lost during transfer: '.$host.':'.$port;
    86 			}
    87 			elseif (!feof($fp)) {
    88 				$line = fgets($fp,1028);
    89 				$this->status = substr($line,9,3);
    90 			}
    91 			else
    92 			{
    93 				echo 'Unexpected EOF while reading HTTP-Response';
    94 			}
    95 			
    96 			$body = '';
    97 			
    98 			while (!feof($fp)) {
    99 				$line = fgets($fp,1028);
   100 				if	( $isHeader && trim($line)=='' ) // Leerzeile nach Header.
   101 				{
   102 					$isHeader = false;
   103 				}
   104 				elseif( $isHeader )
   105 				{
   106 					list($headerName,$headerValue) = explode(': ',$line) + array(1=>'');
   107 					//if	( $headerName == 'Set-Cookie' )
   108 					//	$this->cookie = $headerValue;
   109 					$responseHeader[$headerName] = trim($headerValue);
   110 				}
   111 				else
   112 				{
   113 					$body .= $line;
   114 				}
   115 			}
   116 			fclose($fp); // Verbindung brav schliessen.
   117 			$this->response = $body;
   118 		}
   119 	}
   120 }
   121 
   122 ?>



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Sun, 6 Jul 2014 12:48:15 +0200	dankert	Umfangreicher Umbau auf Plugin-System.