From 253a9fa89b40007f01a8609eec283c9011a707ec Mon Sep 17 00:00:00 2001
From: alopexc0de <c0de@unps.us>
Date: Sun, 22 Jun 2014 01:23:02 -0400
Subject: [PATCH] Add the main functions of the app

Mostly the same as http://lob.li/e76 without API stuff
---
 Website/Include/PHP/functions.php | 73 +++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 Website/Include/PHP/functions.php

diff --git a/Website/Include/PHP/functions.php b/Website/Include/PHP/functions.php
new file mode 100644
index 0000000..88c6376
--- /dev/null
+++ b/Website/Include/PHP/functions.php
@@ -0,0 +1,73 @@
+<?php
+
+	$seperator = "ᐖ"; // Chosen because it looks like a smiling face
+
+	// Returns will be in the structure: response code seperator extra data and will be formatted client side
+	/*
+		Response codes:
+		0 - Successful shorten
+		1 - Existing link found
+		2 - Dead link
+		3 - Database Error
+		4 - Sanitize failed
+	*/
+
+	function shorten($sdb, $link){
+		$sql = "SELECT * FROM `links` WHERE `link` = '$link' LIMIT 1;";
+		if($result = $sdb->query($sql)){
+			if($row = $result->fetch_assoc()){
+				$short = $row['shortlink'];
+				return "1$seperator$short";
+			}
+		}
+		if(checkRemoteFile($link) !== true) return "2$seperator$link";
+		$short = substr(number_format(time() * mt_rand(),0,'',''),0,5); 
+		$short = base_convert($short, 10, 36); 
+		
+		$dpass = substr(number_format(time() * mt_rand(),0,'',''),0,10); 
+		$dpass = base_convert($short.$dpass, 10, 36);
+
+		$sql = "INSERT INTO `links` (link, shortlink, dpass) VALUES ('$link', '$short', '$dpass')";
+
+		
+		if($result = $sdb->query($sql)): return "0$seperator$short";
+		else: return '3'.$seperator.$sdb->error;
+		endif;
+	}
+
+	function checkRemoteFile($ip=null){
+	    if($ip==null) return false;
+
+	    // Setup the connection and only get the headers
+	    $header[0] = "Accept: text/xml,application/xml,application/xhtml+xml,";
+		$header[0] .= "text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5";
+		$header[] = "Cache-Control: max-age=0";
+		$header[] = "Connection: keep-alive";
+		$header[] = "Keep-Alive: 300";
+		$header[] = "Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7";
+		$header[] = "Accept-Language: en-us,en;q=0.5";
+		$header[] = "Pragma: ";
+
+	    $curlInit = curl_init($ip);
+	    curl_setopt($curlInit, CURLOPT_CONNECTTIMEOUT, 10);
+	    curl_setopt($curlInit, CURLOPT_HEADER, true);
+	    curl_setopt($curlInit, CURLOPT_RETURNTRANSFER, true);
+	    curl_setopt($curlInit, CURLOPT_USERAGENT, 'UnPS-GAMATechnologies (UnPS WebQuery/4-2.9; +http://lob.li)');
+	    curl_setopt($curlInit, CURLOPT_HTTPHEADER, $header);
+
+	    $response = curl_exec($curlInit);
+	    curl_close($curlInit);
+
+	    if($response) return true;
+	    return false;
+	}
+
+	function sanitize($input){
+		if ($input == null) die("4");
+		$output = strip_tags($input);
+		$output = stripslashes($output);
+		$output = mysql_real_escape_string($output);
+		return $output;
+	}
+
+?>
\ No newline at end of file