FreewarWiki:Bot/Skripts/botclass/http.php

<?php
/**
 * botclasses.php - Bot classes for interacting with mediawiki.
 *
 *  (c) 2009-2010 Chris G - http://en.wikipedia.org/wiki/User:Chris_G
 *  (c) 2010      Fale - http://en.wikipedia.org/wiki/User:Fale
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  Developers (add your self here if you worked on the code):
 *      Chris   - [[User:Chris_G]] - Wrote the whole code
 *      Fale    - [[User:Fale]]    - Code polish, docs
 **/

/**
 * This class is designed to provide a simplified interface to cURL which maintains cookies.
 * @author Chris
 **/
class http
{
    protected $curl;
    protected $cookiejar;
    public $useragent;
    
    public function __construct ()
    {
        $this->useragent = 'PHP cURL';
        $this->curl = curl_init();
        
        $this->cookiejar = '/tmp/http.cookies.'.dechex( rand( 0,99999999 ) ).'.dat';
        touch( $this->cookiejar );
        chmod( $this->cookiejar, 0600 );
        curl_setopt( $this->curl, CURLOPT_COOKIEJAR,$this->cookiejar );
        curl_setopt( $this->curl, CURLOPT_COOKIEFILE,$this->cookiejar );
    }
    
    /**
     * Sends a GET request
     * @param $url is the address of the page you are looking for
     * @returns the page you asked for
     **/
    public function get ( $url )
    {
        curl_setopt( $this->curl, CURLOPT_URL, $url );
        curl_setopt( $this->curl, CURLOPT_FOLLOWLOCATION, true );
        curl_setopt( $this->curl, CURLOPT_MAXREDIRS, 10 );
        curl_setopt( $this->curl, CURLOPT_HEADER, false );
        curl_setopt( $this->curl, CURLOPT_HTTPGET, true );
        curl_setopt( $this->curl, CURLOPT_RETURNTRANSFER, true );
        curl_setopt( $this->curl, CURLOPT_CONNECTTIMEOUT, 15 );
        curl_setopt( $this->curl, CURLOPT_TIMEOUT, 40 );
        curl_setopt( $this->curl, CURLOPT_USERAGENT, $this->useragent );
        return curl_exec( $this->curl );
    }
    
    /**
     * Sends a POST request
     * @param $url is the address of the page you are looking for
     * @param $data is the post data.
     * @returns the page you asked for
     **/
    public function post ( $url, $data )
    {
        curl_setopt( $this->curl, CURLOPT_URL, $url );
        curl_setopt( $this->curl, CURLOPT_FOLLOWLOCATION, true );
        curl_setopt( $this->curl, CURLOPT_MAXREDIRS, 10 );
        curl_setopt( $this->curl, CURLOPT_HEADER, false );
        curl_setopt( $this->curl, CURLOPT_POST, true );
        curl_setopt( $this->curl, CURLOPT_POSTFIELDS, $data );
        curl_setopt( $this->curl, CURLOPT_RETURNTRANSFER, true );
        curl_setopt( $this->curl, CURLOPT_CONNECTTIMEOUT, 15 );
        curl_setopt( $this->curl, CURLOPT_TIMEOUT, 40 );
        curl_setopt( $this->curl, CURLOPT_USERAGENT, $this->useragent );
        curl_setopt( $this->curl, CURLOPT_HTTPHEADER, array( 'Expect:' ) );
        return curl_exec( $this->curl );
    }
    
    public function __destruct ()
    {
        curl_close( $this->curl );
        @unlink( $this->cookiejar );
    }
}

?>