Enabled version update check

app/Http/Middleware/CheckUpdate.php

@@ -3,11 +3,15 @@
 namespace App\Http\Middleware;
 
 use Closure;
+use GuzzleHttp\Client;
 use Illuminate\Support\Facades\Cache;
 use Illuminate\Support\Facades\Log;
 
 class CheckUpdate
 {
+	private const UPDATE_SERVER = 'https://version.phpldapadmin.org';
+	private const UPDATE_TIME = 60*60*6;
+
 	/**
 	 * Handle an incoming request.
 	 *
@@ -17,23 +21,35 @@ class CheckUpdate
 	 */
 	public function handle($request, Closure $next)
 	{
+		\Config::set('update_available',Cache::get('upstream_version'));
+
 		return $next($request);
 	}
 
 	/**
 	 * Handle tasks after the response has been sent to the browser.
 	 *
-	 * @param  \Illuminate\Http\Request  $request
-	 * @param  \Illuminate\Http\Response  $response
 	 * @return void
 	 */
-	public function terminate($request, $response)
+	public function terminate()
 	{
-		Cache::remember('version',60*5,function() {
+		Cache::remember('upstream_version',self::UPDATE_TIME,function() {
 			// CURL call to URL to see if there is a new version
-			Log::debug(sprintf('Checking for updates for [%s]',config('app.version')));
+			Log::debug(sprintf('CU_:Checking for updates for [%s]',config('app.version')));
 
-			return TRUE;
+			$client = new Client;
+
+			$response = $client->request('POST',sprintf('%s/%s',self::UPDATE_SERVER,strtolower(config('app.version'))));
+
+			if ($response->getStatusCode() === 200) {
+				$result = json_decode($response->getBody());
+
+				Log::debug(sprintf('CU_:- Update server returned...'),['update'=>$result]);
+
+				return $result;
+			}
+
+			return NULL;
 		});
 	}
 }