tweak article hash function

10 years ago · af244f927e
parent 129d626354
commit af244f927e
1 changed files with 9 additions and 2 deletions
--- a/include/rssfuncs.php
+++ b/include/rssfuncs.php
@ -5,8 +5,15 @@
 	define_default('_MIN_CACHE_IMAGE_SIZE', 1024);

 	function calculate_article_hash($article) {
-		$ph = PluginHost::getInstance();
-		return sha1(implode(":", $ph->get_plugin_names()) . serialize($article));
+		$tmp = "";
+
+		foreach ($article as $k => $v) {
+			if ($k != "feed" && isset($v)) {
+				$tmp .= sha1("$k:" . (is_array($v) ? implode(",", $v) : $v));
+			}
+		}
+
+		return sha1(implode(",", PluginHost::getInstance()->get_plugin_names())) . ":" . sha1($tmp);
 	}

 	function update_feedbrowser_cache() {