[PHP] 4shared Search Engine

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[PHP] 4shared Search Engine

Demo: http://test.anggit.com/search.php

Unfinished project, working!

[search.php]
[Normal][RAW][Download]

<h2>Search Files</h2>
<form id="searchform" action="search.php" method="get">
<div>
<input type="text" size="20" name="q" value="" />
<input id="searchsubmit" type="submit" value="Submit" />
</div>
</form>
<?php

function get_contents($url) {

$url = stripos($url, 'http://') === 0 ? $url : 'http://'.$url;
$useragent = 'Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.28) Gecko/20120306 Firefox/3.6.28';
$timeout = 10;

switch(true) {
case function_exists('curl_init'):
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_USERAGENT, $useragent);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
    $contents = curl_exec($ch) or die(curl_error($ch));
    return $contents;
    curl_close($ch);
break;
case function_exists('fsockopen'):
    $host = parse_url($url, PHP_URL_HOST);
    $port = parse_url($url, PHP_URL_PORT) ? parse_url($url, PHP_URL_PORT) : 80;
    $path = parse_url($url, PHP_URL_PATH) ? parse_url($url, PHP_URL_PATH) : '/';
    $fp = @fsockopen($host, $port, $errno, $errstr, $timeout) or die($errstr);
    stream_set_timeout($fp, $timeout);
    $header = "GET $path HTTP/1.0\r\n";
    $header .= "Host: $host\r\n";
    $header .= "User-Agent: $useragent\r\n";
    $header .= "Connection: Close\r\n\r\n";
    fwrite($fp, $header);
    while(!feof($fp)) {
    @$contents .= fgets($fp, 1024);
    }
    fclose($fp);
    $contents = substr($contents, strpos($contents, '<'));
    return $contents;
break;
case function_exists('file_get_contents'):
    $opts = array('http' => array('header' =>  'User-Agent: '.$useragent.''));
    $context = stream_context_create($opts);
    $contents = @file_get_contents($url, false, $context) or die('Error');
    return $contents;
break;
default:
    return 'Please enable curl, fsockopen or file_get_contents!';
break;
}

}

$max = 10; // last search max
$file = 'last.txt'; // last search file
$data = file($file);
$count = count($data);

//* Begin Display Last Search *//
echo '<div><p><b>Last Search:</b><br />';
$titles = array_reverse($data);
foreach($titles as $title) {
$title = rtrim($title);
echo '<a href="search.php?q='.urlencode($title).'">'.htmlspecialchars($title).'</a> / ';
}
echo '</p></div>';
//* End Display Last Search *//

$q = @urlencode($_GET['q']);
$dl = @$_POST['dl'];
if ($q) {

//* Begin Write Last Search *//
$q1 = $_GET['q']."\r\n";
if (in_array($q1, $data)) {
unset($data[array_search($q1, $data)]);
$write = implode($data).$q1;
$fh = fopen($file, 'w');
fwrite($fh, $write);
fclose($fh);
}
else {
if ($count >= $max) array_shift($data);
array_push($data, $q1);
$write = implode($data);
$fh = fopen($file, 'w');
fwrite($fh, $write);
fclose($fh);
}
if ($count > $max) {
$fh = fopen($file, 'w');
$write = implode(array_slice($data, $count-$max)).$q1;
fwrite($fh, $write);
fclose($fh);
}
//* End Write Last Search *//

$p = @intval($_GET['p']);
$start = 10 * $p;

$contents = get_contents('http://search.4shared.com/network/searchXml.jsp?q='.$q.'&start='.$start);

$tf = explode('<total-files>', $contents);
$tf = strtok($tf[1], '<');
$pt = explode('<pages-total>', $contents);
$tp = strtok($pt[1], '<');

$name = explode('<name>', $contents);
$size = explode('<size>', $contents);
$url = explode('<url>', $contents);

$count = count($name) - 1;

echo '<div><b>Files Found:</b> '.$tf.' ('.($start+1).'-'.($start+$count).')</div><ul>';

if ($count) {

for($i=1; $i<=$count; $i++) {
$file = strtok($name[$i], '<');
$url_encoded = base64_encode(gzdeflate(trim(strtok($url[$i], '<')), 9));
echo '<li><a href="search.php?q='.urlencode(htmlspecialchars_decode($file)).'">'.$file.'</a> ('.strtok($size[$i], '<').')';
echo (pathinfo(strtolower($file), PATHINFO_EXTENSION) == 'mp3') ? '<ul><li><form action="/search.php" method="post"><div><input type="hidden" name="dl" type="text" value="'.$url_encoded.'" /><input type="submit" value="Download" style="background-color: #FFF; border: 0; padding: 0; color: blue;" /></div></form></li></ul></li>' : '<ul><li>Download</li></ul></li>';
}

}
else {
echo '<li>No file(s) match for "<b>'.htmlspecialchars($_GET['q']).'</b>"</li>';
}

echo '</ul><div id="navigation">';

//* Begin Pagination *//
$lpp = 5; // link pagination to show
$lps = floor($p/$lpp) * $lpp; // link pagination start
$lpf = $lps + $lpp; // link pagination finish
if ($lps > 0) echo '<a href="search.php?q='.$q.'&amp;p='.($lps-1).'">[&lt;]</a> ';
for($lps; $lps<$lpf; $lps++) {
if ($lps == $p) echo ' ['.$p.'] ';
elseif ($lps < 0) echo '';
elseif ($lps > $tp) echo '';
else echo '<a href="search.php?q='.$q.'&amp;p='.$lps.'">'.$lps.'</a> ';
}
if ($lpf < $tp) echo '<a href="search.php?q='.$q.'&p='.$lpf.'">[&gt;]</a> ';
//* End Pagination *//

echo '</div>';

}
elseif ($dl) {
$url = gzinflate(base64_decode(($dl)));
$html = get_contents($url);
libxml_use_internal_errors(true);
$doc = new DomDocument();
$doc->loadHTML($html);
$xpath = new DOMXPath($doc);
$metas = $xpath->query('//meta[@property="og:url"]');
foreach($metas as $meta) $property = $meta->getAttribute('content');
echo '<div><a href="'.$property.'">Download now!</a></div>';
}

Attachments: php-4shared-search-engine.zip
Date created: Wed, 29 Jun 2011 21:17:14 +0700
Date modified: Sat, 27 Jul 2013 16:03:33 +0700
Viewed: 54134 times
Label: General
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