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<title>[12464] trunk/wp-includes/plugin.php: Improve do_action performance.</title>
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<dl>
<dt>Revision</dt> <dd><a href="http://trac.wordpress.org/changeset/12464">12464</a></dd>
<dt>Author</dt> <dd>ryan</dd>
<dt>Date</dt> <dd>2009-12-21 08:47:34 +0000 (Mon, 21 Dec 2009)</dd>
</dl>
<h3>Log Message</h3>
<pre>Improve do_action performance. Make an associative array. Props koopersmith. fixes <a href="http://trac.wordpress.org/ticket/10561">#10561</a></pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpincludespluginphp">trunk/wp-includes/plugin.php</a></li>
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<h3>Diff</h3>
<a id="trunkwpincludespluginphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/plugin.php (12463 => 12464)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/plugin.php        2009-12-20 05:32:52 UTC (rev 12463)
+++ trunk/wp-includes/plugin.php        2009-12-21 08:47:34 UTC (rev 12464)
</span><span class="lines">@@ -299,10 +299,13 @@
</span><span class="cx"> function do_action($tag, $arg = '') {
</span><span class="cx">         global $wp_filter, $wp_actions, $merged_filters, $wp_current_filter;
</span><span class="cx">
</span><del>-        if ( is_array($wp_actions) )
-                $wp_actions[] = $tag;
</del><ins>+        if ( ! isset($wp_actions) )
+                $wp_actions = array();
+        
+        if ( ! isset($wp_actions[$tag]) )
+                $wp_actions[$tag] = 1;
</ins><span class="cx">         else
</span><del>-                $wp_actions = array($tag);
</del><ins>+                ++$wp_actions[$tag];
</ins><span class="cx">
</span><span class="cx">         $wp_current_filter[] = $tag;
</span><span class="cx">
</span><span class="lines">@@ -357,10 +360,10 @@
</span><span class="cx"> function did_action($tag) {
</span><span class="cx">         global $wp_actions;
</span><span class="cx">
</span><del>-        if ( empty($wp_actions) )
</del><ins>+        if ( ! isset( $wp_actions ) || ! isset( $wp_actions[$tag] ) )
</ins><span class="cx">                 return 0;
</span><span class="cx">
</span><del>-        return count(array_keys($wp_actions, $tag));
</del><ins>+        return $wp_actions[$tag];
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> /**
</span><span class="lines">@@ -382,10 +385,13 @@
</span><span class="cx"> function do_action_ref_array($tag, $args) {
</span><span class="cx">         global $wp_filter, $wp_actions, $merged_filters, $wp_current_filter;
</span><span class="cx">
</span><del>-        if ( !is_array($wp_actions) )
-                $wp_actions = array($tag);
</del><ins>+        if ( ! isset($wp_actions) )
+                $wp_actions = array();
+        
+        if ( ! isset($wp_actions[$tag]) )
+                $wp_actions[$tag] = 1;
</ins><span class="cx">         else
</span><del>-                $wp_actions[] = $tag;
</del><ins>+                ++$wp_actions[$tag];
</ins><span class="cx">
</span><span class="cx">         $wp_current_filter[] = $tag;
</span><span class="cx">
</span></span></pre>
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