Committer: vvasin
LJSUP-14127: [Friends Feed] Optimize $.fn.ljLikes() plugin to perform parsing only likes that are currently on the page at once. Mark elements as used.U trunk/htdocs/js/jquery_fn.js
Modified: trunk/htdocs/js/jquery_fn.js
===================================================================
--- trunk/htdocs/js/jquery_fn.js 2012-11-02 07:22:31 UTC (rev 23246)
+++ trunk/htdocs/js/jquery_fn.js 2012-11-02 08:46:30 UTC (rev 23247)
@@ -523,12 +523,21 @@
// find elements with lj-likes class
likes = this.find('.lj-like')
- .add( this.filter('.lj-like') );
+ .add( this.filter('.lj-like') )
+ // filter all previously used elements to prevent double parsing
+ .filter(function () {
+ return !this.used;
+ });
if (likes.length === 0) {
return this;
}
+ // mark all items as used
+ likes.each(function () {
+ this.used = true;
+ });
+
if ( !opts.lazy ) {
// not lazy: immediately parsing
likes.each(function () {
