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39baade2e4
This seemed like the most friendly way to do this since my other option is checking all links:id for the string of the url
106 lines
3.4 KiB
PHP
106 lines
3.4 KiB
PHP
<?php
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require('Include/PHP/db.php');
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// Returns will be in the structure: response code seperator extra data and will be formatted client side
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/*
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Response codes:
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0 - Successful shorten
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1 - Existing link found
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2 - Dead link
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3 - Database Error
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4 - Sanitize failed
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5 - Successful lob.li link resolve
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6 - Successful lookup of non-lob.li link
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7 - Unsuccessful lookup of non-lob.li link
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8 - Lookup of link Stats (returns 8 $sep JSONarray)
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*/
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function shorten($redis, $link, $linkage, $seperator){
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$short = $redis->get("llinks:$link");
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if($short){
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$sId = $short;
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$short = $redis->lrange("links:$short", 0, 1);
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$title = $short[1];
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return "1$seperator$sId$seperator$title";
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}else{
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do {
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if(checkRemoteFile($link) !== true) return "2$seperator$link";
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//if(($title = getRemoteTitle($url)) !== true) return "2$seperator$link";
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$title = "google";
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$short = substr(number_format(time() * mt_rand(),0,'',''),0,5);
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$short = base_convert($short, 10, 36);
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if(!$redis->exists("links:$short")) {
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break;
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}
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} while (1);
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$now = time(NULL);
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$xTime = 3136320000; // About 100 years, give or take
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// Delete the links in 24 hours, 1 week, 1 month respectevly
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if($linkage == '0') $xTime = 86400;
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if($linkage == '1') $xTime = 604800;
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if($linkage == '2') $xTime = 2628000;
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$redis->set("llinks:$link", $short);
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$redis->rpush("links:$short", $link);
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$redis->rpush("links:$short", $title);
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$redis->rpush("links:$short", date("d/m/Y", strtotime($str)));
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$redis->expireAt("links:$short", $now+$xTime);
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$redis->expireAt("llinks:$link", $now+$xTime);
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$redis->zAdd("tracking:clicks", 1, $link);
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return "0$seperator$short$seperator$title";
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}
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}
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function getRemoteTitle($url){
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$url = parse_url($url);
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if($tags = get_meta_tags($url['scheme'].'://'.$url['host'])){
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$ret = $tags['description'];
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return $ret;
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}else{ return false; }
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}
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function checkRemoteFile($ip=null){
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if($ip==null) return false;
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// Setup the connection and only get the headers
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$header[0] = "Accept: text/xml,application/xml,application/xhtml+xml,";
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$header[0] .= "text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5";
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$header[] = "Cache-Control: max-age=0";
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$header[] = "Connection: keep-alive";
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$header[] = "Keep-Alive: 300";
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$header[] = "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7";
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$header[] = "Accept-Language: en-us,en;q=0.5";
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$header[] = "Pragma: ";
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$curlInit = curl_init($ip);
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curl_setopt($curlInit, CURLOPT_CONNECTTIMEOUT, 10);
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curl_setopt($curlInit, CURLOPT_HEADER, true);
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curl_setopt($curlInit, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($curlInit, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; UnPS-GAMATechnologies (UnPS WebQuery/4-2.9; +http://lob.li))');
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curl_setopt($curlInit, CURLOPT_HTTPHEADER, $header);
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$response = curl_exec($curlInit);
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curl_close($curlInit);
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if($response) return true;
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return false;
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}
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function sanitize($input, $seperator){
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if ($input == null) die("4$seperator");
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$output = strip_tags($input);
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$output = stripslashes($output);
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//filter_input(INPUT_GET, 'name', FILTER_SANITIZE_STRING)
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$output = mysql_real_escape_string($output);
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return $output;
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}
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?>
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