From 36572cde8de29b47f94f74b9812afa443bd02567 Mon Sep 17 00:00:00 2001
From: Christian Schneider
Date: Wed, 14 Feb 2018 14:41:23 +0100
Subject: Add support for precalculated cachefilename

---
 it_url.class | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/it_url.class b/it_url.class
index cd0edb0..3a8cc41 100644
--- a/it_url.class
+++ b/it_url.class
@@ -382,11 +382,12 @@ static function get_cache_dir($p)
 
 
 /**
- * Construct a local file name to cache an URL. Named args:
+ * Construct a local file name to cache an URL. Takes language into account. Named args:
  * @param $p['url'] remote url to get
- * @param $p['cachedir']    directory to store cache files in, @see get_cache_dir
- * @param $p['data']        POST data array with key-value pairs
- * @param $p['id']          If you need more than one type of cache (e.g. different maxage) you can specify an id
+ * @param $p['cachedir']       directory to store cache files in, @see get_cache_dir
+ * @param $p['cachefilename']  Use this filename instead of calculating your own if this is given
+ * @param $p['data']           POST data array with key-value pairs
+ * @param $p['id']             If you need more than one type of cache (e.g. different maxage) you can specify an id
  */
 static function get_cache_filename($p)
 {
@@ -394,7 +395,7 @@ static function get_cache_filename($p)
 		$p = array('url'=>$p);
 
 	$p['cachedir'] = it_url::get_cache_dir($p);
-	$filename = md5(T_lang() . $p['url'] . ($p['headers'] ? serialize($p['headers']) : "") . ($p['data'] ? serialize($p['data']) : ""));
+	$filename = $p['cachefilename'] ?: md5(T_lang() . $p['url'] . ($p['headers'] ? serialize($p['headers']) : "") . ($p['data'] ? serialize($p['data']) : ""));
 
 	return $p['cachedir'] . "/" . substr($filename, 0, 2) . "/$filename";
 }
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