<?php
//error_reporting(E_ALL);
error_reporting(0);
include('versions.php');
include('config/conf.inc.php');

//all required libs
require_once 'libraries/functions.php';
require_once 'libraries/formatting.php';
require_once 'libraries/simple_html_dom/simple_html_dom.php';
require_once 'libraries/readability/Readability.php';
require_once("libraries/JG_Cache.php");


//read and get config file's data.
if (file_exists('config/config.db')) {
$data = file_get_contents('config/config.db');
$data = unserialize( $data );
$site_name = $data['site_name'];
$email_id = $data['email_id'];
$cpalead_meta_tag = $data['cpalead_meta_tag'];
$search_top_ad = $data['search_top_ad'];
$search_bottom_ad = $data['search_bottom_ad'];
$search_right_ad = $data['search_right_ad'];
$content_top_ad = $data['content_top_ad'];
$analytics_code = $data['analytics_code'];
$content_lock_code = $data['content_lock_code'];

}else{
$site_name = '';
$email_id = '';
$cpalead_meta_tag = '';
$search_top_ad = '';
$search_bottom_ad = '';
$search_right_ad = '';
$content_top_ad = '';
$analytics_code = '';
$content_lock_code = $default_content_lock_code;
}

//build trends depends on date
function build_trends($date){
if(stristr($date, '-') === FALSE) {
$url = 'http://www.filestube.com/trends/month.html?date=' . $date;
}
else $url = 'http://www.filestube.com/trends/day.html?date=' . $date;

if( $_SERVER['SERVER_NAME'] == 'localhost.com'){
$url = 'http://mbit.tk/lab/php-download-script/html/trends-day.html';
}
$key = $url;
$cache = new JG_Cache('./store');
$trends = $cache->get($key);
if ($trends === FALSE)
   {
//read day, day by date, month, month by date trends - all working
$html = fetch_url($url, 'http://google.com/');

$html = str_get_html($html);
$links = $html->find('div[class=bigtrends3]', 0)->find('a');
foreach ($links as $link) {
$trends[] = $link ->innertext;
}
$cache->set($key, serialize( $trends ));
}
else $trends = unserialize( $trends );
return $trends;
}

//update functions
$update_interval = 3600*24*7;
$version_url = 'http://freephpwebscripts.appspot.com/rapidsharebot_versions.txt';


if (!@file_exists('update_timer'))
        {
            file_put_contents('update_timer', 'update timer');
			update_log('cache/update_log.txt', "Script installed first time at " . date("F j, Y, g:i a") . ".\n");
			$update_check = true;
        }
if (filemtime('update_timer') < (time() - $update_interval) || isset($_GET['force_update']) || isset($update_check) )
        {

// update interval is over. check for versuons.txt and if new version found, update it.

$versions = fetch_url($version_url, $_SERVER['SERVER_NAME']);
if($versions){
  $updat_found = false;
  $versionList = explode(" ", $versions);
  $version_number = $versionList[0];
  $zip_url = $versionList[1];	
  
		if ( version_compare($version_number, VERSION) == 1 ) {
		$updat_found = true;
        $zip_file = fetch_url($zip_url, $_SERVER['SERVER_NAME']);
        if($zip_file){
        file_put_contents('source.zip', $zip_file);

        //Zip archive
        $zip = new ZipArchive;
        if ($zip->open('source.zip') === TRUE) {
            $zip->extractTo('./');
            $zip->close();
	        $info = 'Updated successfully at ' . date("F j, Y, g:i a");
			if( isset($_GET['force_update'])){
			update_log('cache/update_log.txt', $info . " by force updater.\n");
			echo $info;
			}
			else update_log('cache/update_log.txt', $info . " by autoupdater.\n");
			touch('update_timer');
			unlink('source.zip');
	    } else {
		   $info = 'Zip file read error. Update failed at ' . date("F j, Y, g:i a");
           if( isset($_GET['force_update'])){
		   update_log('cache/update_log.txt', $info . " by force updater.\n");
		   echo $info;
		   }
		   else update_log('cache/update_log.txt', $info . " by autoupdater.\n");
           }
        }
        }
		
	
	if(!$updat_found){
	 if( isset($_GET['force_update'])){
     	 echo "No update found.";
		 update_log('cache/update_log.txt', "No update found by force updater at " . date("F j, Y, g:i a") . "\n");
		 }
	 }
  
  }
  else{//if can't fetch version number.
     $info = 'Can\'t fetch version number info and compare version number. Update process termineted at ' . date("F j, Y, g:i a");
     if( isset($_GET['force_update'])){
	 update_log('cache/update_log.txt', $info . " by force updater.\n");
	 echo $info;
	 }
	 else update_log('cache/update_log.txt', $info . " by autoupdater.\n");
     
	 }

}

function update_log($path, $data){
 $log_file = fopen($path, "a");
 $bytes = fwrite($log_file, $data);
 fclose($log_file);
}

?>