Try to improve the funciton comment of getETag() per r70809 CR. Adaptation of Nikerab...

diff --git a/includes/parser/ParserCache.php b/includes/parser/ParserCache.php
index 614099f..043140d 100644 (file)
--- a/includes/parser/ParserCache.php
+++ b/includes/parser/ParserCache.php
@@ -55,10 +55,14 @@ class ParserCache {
        }
 
        /**
-        * Provides an E-Tag suitable for the whole page, even if $article is
-        * just the main wikitext. So it uses the complete set of user options.
-        * Most importantly, that includes the user language, but other options
-        * would give problems on some setups, too.
+        * Provides an E-Tag suitable for the whole page. Note that $article 
+        * is just the main wikitext. The E-Tag has to be unique to the whole 
+        * page, even if the article itself is the same, so it uses the 
+        * complete set of user options. We don't want to use the preference 
+        * of a different user on a message just because it wasn't used in 
+        * $article. For example give a Chinese interface to a user with 
+        * English preferences. That's why we take into account *all* user 
+        * options. (r70809 CR)
         */
        function getETag( $article, $popts ) {
                return 'W/"' . $this->getParserOutputKey( $article,