<?php
class httpResponse
{
var $url;
var $raw;
var $headers = array();
var $content;
function httpResponse($url,$raw)
{
$this->url = $url;
$this->raw = $raw;
//Parse response
// echo htmlspecialchars($raw);
$raw = explode("\r\n\r\n",$raw,2);
$content = explode("\n",$raw[1],2);
$this->headers = explode("\n",$raw[0]);
$this->content = $raw[1];//substr(trim($content[1]),0,-2);
}
function getRedir()
{
foreach($this->headers as $k => $v)
{
if(substr(strtolower($v),0,9)=='location:')
{
$str = trim(substr($v,9));
$a = parse_url($str);
if($a['host']=="")
{
$a1 = parse_url($this->url);
if(substr($str,0,2)=='./')
{
$str = '/'.substr($str,2);
}
if(substr($str,0,1)=='/')
{
$str = $a1['scheme'].'://'.$a1['host'].$str;
$this->content = '';
return $str;
}
else
{
if(strpos($str,'/')!==false)
{
$regexp = '/[^\/]+$/i';
$foo = preg_replace($regexp,'',$str);
}
else
{
$foo = $str;
}
if($foo == "")
{
$foo = "/";
}
if(substr($a1['path'],-1)!='/'&&substr($foo,0,1)!='/')
{
$dirs = explode('/',$a1['path']);
// print_r($dirs);
$dirs[(count($dirs)-1)]="";
$dirPath = implode('/',$dirs);
$dirPath = str_replace('//','',$dirPath);
if($dirPath=="")
{
$dirPath = '/';
}
// echo '<h2>'.$dirPath.'</h2><br>';
// echo '<span style="color:red;">'.$foo.'</span><br>';
$foo = $dirPath.''.$foo;
$redir = $a1['scheme'].'://'.$a1['host'].$foo;;
// echo '<span style="color:blue;font-weight:bold;">2.1: '.$redir.' / '.$v.' / '.$this->url.'</span><br>';
return $redir;
}
if(substr($a1['path'],-1)=='/'&&substr($foo,0,1)=='/')
{
// echo '<span style="color:green;font-weight:bold;">BAH: '.$foo.'</span><br>';
$foo = substr($foo,1);
}
$str = $a1['scheme'].'://'.$a1['host'].$a1['path'].$foo;
$this->content = '';
// echo '<span style="color:blue;font-weight:bold;">2: '.$str.' / '.$v.' / '.$this->url.'</span><br>';
return $str;
}
}
return $str;
}
}
return false;
}
function getBase()
{
$doc = new DOMDocument();
@$doc->loadHTML($this->content);
$base = false;
$bases = $doc->getElementsByTagName('base');
if($bases->length>0)
{
$base = $bases->item(0);
$base = $base->getAttribute('href');
return $base;
}
if(!$base)
{
$data = parse_url($this->url);
$path = $data['path'];
$base = $data['scheme'].'://'.$data['host'];
if(strlen(dirname($path))>1)
$base .= dirname($path).'/';
else
$base .= '/';
return $base;
}
}
function calcUrl($url)
{
if($url[0]=='/')
{
$data = parse_url($url);
$url = $data['scheme'].'://'.$data['host'].$data['path'];
if($data['query'])
$url .= '?'.$data['query'];
return $url;
}
elseif(strtolower(substr($url,0,7))=='http://')
{
return $url;
}
$base = $this->getBase();
return $base.$url;
}
function getEncoding()
{
foreach($this->headers as $k => $v)
{
if(substr(strtolower($v),0,17)=='content-encoding:')
{
$str = trim(substr($v,17));
return $str;
}
}
return false;
}
}
?>
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