<?php
class baseFunction
{
/**
* Returns an array that contains the filtered $subject according to the giving $pattern
* @param $pattern, the string pattern that we'll filter upon
* @param $subject, the content that we shall filter
* @return Array, an array that contains the filtered content
* Used in AOL and Lycos.
*/
function _parseContent( $pattern, $subject )
{
$array = array();
preg_match_all( $pattern, $subject, $array );
return $array;
}
/**
* Remove the target file
* @param $fileName, the full path and name of the target file to be removed
* @return VOID, nothing to be returned
* Used in AOL and Lycos.
*/
function _rmFile( $fileName )
{
@unlink( $fileName );
}
#read_header is essential as it processes all cookies and keeps track of the current location url
#leave unchanged, include it with getAddressbook
# Used in GMail,Orkut
function read_header($ch, $string)
{
global $location;
global $cookiearr;
global $ch;
$length = strlen($string);
if(!strncmp($string, "Location:", 9))
{
$location = trim(substr($string, 9, -1));
}
if(!strncmp($string, "Set-Cookie:", 11))
{
$cookiestr = trim(substr($string, 11, -1));
$cookie = explode(';', $cookiestr);
$cookie = explode('=', $cookie[0]);
$cookiename = trim(array_shift($cookie));
$cookiearr[$cookiename] = trim(implode('=', $cookie));
}
$cookie = "";
if(trim($string) == "" && !empty($cookiearr))
{
foreach ($cookiearr as $key=>$value)
{
$cookie .= "$key=$value; ";
}
curl_setopt($ch, CURLOPT_COOKIE, $cookie);
}
return $length;
}
#function to trim the whitespace around names and email addresses
#used by getAddressbook when parsing the csv file
# Used in GMail
function trimvals($val)
{
return trim ($val, "\" \n");
}
# Used in GMail,Rediff
function splitPage($response,$header,$body)
{
$totalLength=strlen($response);
$pos=stripos($response,"<html>");
$header = substr($response,0,$pos);
$body =substr($response,$pos,$totalLength-1);
$body=str_replace("\n","",$body);
$body=str_replace("\r","",$body);
$body = str_replace(" ","",$body);
}
# Used in AOL
function getHeader($response)
{
$totalLength=strlen($response);
$pos=strpos($response,"<html");
$header = substr($response,0,$pos);
return $header;
}
# Used in GMail,Indiatimes,Linkedin,Rediff
function getCookies($header)
{
$cookies=array();
$cookie="";
$returnar=explode("\r\n",$header);
for($ind=0;$ind<count($returnar);$ind++)
{
if(ereg("Set-Cookie: ",$returnar[$ind]) || ereg("Cookies ",$returnar[$ind]))
{
$cookie=str_replace("Set-Cookie: ","",$returnar[$ind]);
$cookie=explode(";",$cookie);
$cookies[trim($cookie[0])]=trim($cookie[0]);
}
}
$cookie=array();
foreach ($cookies as $key=>$value)
{
array_push($cookie,"$value");
}
$cookie=implode(";",$cookie);
return $cookie;
}
# Used in GMail,Rediff
function getLocation($header)
{
$returnar=explode("\r\n",$header);
for($ind=0;$ind<count($returnar);$ind++)
{
if(ereg("Location: ",$returnar[$ind]))
{
$location=str_replace("Location: ","",$returnar[$ind]);
$location = trim($location);
break;
}
$this->splitPage($response, &$header, &$body);
$cookies_phase1 =$this->getCookies($header);
}
return $location;
}
# Used in Rediff
function getSocket($host,$service_url,$method,$port, $fakeProxy, $cookie='',$postData='',$referer='')
{
$header = "$method $service_url HTTP/1.0\r\n";
$header .= "Host: $host\r\n";
if($referer){
$header .= "Referer: $referer\r\n";
}
if($cookie){
$header.="Cookie: ".$cookie.";\r\n";
}
$header .="User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1) Gecko/20061010 Firefox/2.0\r\n";
$header .="Content-type: application/x-www-form-urlencoded\r\n";
$header .="Content-length: ".strlen($postData)."\r\n";
$header .="Proxy-Connection: Keep-Alive\r\n";
$header .="\r\n";
if($port==443) {
$fp = pfsockopen("ssl://".$host, $port, &$errno, &$errstr);
}
else {
$fp = pfsockopen($host,$port, &$errno, &$errstr);
}
$response="";
if(!$fp) {
echo "not read"."<br>";
}
else {
fwrite($fp, $header.$postData);
while (!feof($fp)) {
$response .= @fread($fp, 200);
}
fclose($fp);
}
return $response;
}
}
?>
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