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Heartbeat: better queue functionality: improve enqueue() and isQueued(), introduce dequeue() and getQueuedItem(). Props evansolomon, fixes #25047. 

git-svn-id: https://develop.svn.wordpress.org/trunk@25078 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Andrew Ozz 2013-08-21 22:54:09 +00:00
parent 0fd35a7e7d
commit 27e5aea61e
1 changed files with 26 additions and 3 deletions
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29
src/wp-includes/js/heartbeat.js
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@ -427,7 +427,7 @@ window.wp = window.wp || {};
*/
this.enqueue = function( handle, data, dont_overwrite ) {
if ( handle ) {
if ( queue.hasOwnProperty( handle ) && dont_overwrite )
if ( dont_overwrite && this.isQueued( handle ) )
return false;
queue[handle] = data;
@ -440,10 +440,33 @@ window.wp = window.wp || {};
* Check if data with a particular handle is queued
*
* $param string handle The handle for the data
* $return mixed The data queued with that handle or null
* $return bool Whether some data is queued with this handle
*/
this.isQueued = function( handle ) {
return queue[handle];
if ( handle )
return queue.hasOwnProperty( handle );
};
/**
* Remove data with a particular handle from the queue
*
* $param string handle The handle for the data
* $return void
*/
this.dequeue = function( handle ) {
if ( handle )
delete queue[handle];
};
/**
* Get data that was enqueued with a particular handle
*
* $param string handle The handle for the data
* $return mixed The data or undefined
*/
this.getQueuedItem = function( handle ) {
if ( handle )
return this.isQueued( handle ) ? queue[handle] : undefined;
};
};