custom timeouet for curl'ing upload urls

inc/config.php

@@ -355,6 +355,8 @@
 	// Allow "uploading" images via URL as well. Users can enter the URL of the image and then Tinyboard will
 	// download it. Not usually recommended.
 	$config['allow_upload_by_url'] = false;
+	// The timeout for the above, in seconds.
+	$config['upload_by_url_timeout'] = 15;
 
 	// A wordfilter (sometimes referred to as just a "filter" or "censor") automatically scans users’ posts
 	// as they are submitted and changes or censors particular words or phrases.

post.php

@@ -291,7 +291,7 @@ if (isset($_POST['delete'])) {
 		curl_setopt($curl, CURLOPT_FAILONERROR, true);
 		curl_setopt($curl, CURLOPT_FOLLOWLOCATION, false);
 		curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, 5);
-		curl_setopt($curl, CURLOPT_TIMEOUT, 15);
+		curl_setopt($curl, CURLOPT_TIMEOUT, $config['upload_by_url_timeout']);
 		curl_setopt($curl, CURLOPT_USERAGENT, 'Tinyboard');
 		curl_setopt($curl, CURLOPT_BINARYTRANSFER, true);
 		curl_setopt($curl, CURLOPT_FILE, $fp);