Fix did_action to properly account for actions that have no callbacks attached.
git-svn-id: https://develop.svn.wordpress.org/trunk@5409 602fd350-edb4-49c9-b593-d223f7449a82
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@ -138,6 +138,11 @@ function add_action($tag, $function_to_add, $priority = 10, $accepted_args = 1)
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function do_action($tag, $arg = '') {
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global $wp_filter, $wp_actions;
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if ( is_array($wp_actions) )
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$wp_actions[] = $tag;
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else
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$wp_actions = array($tag);
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$args = array();
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if ( is_array($arg) && 1 == count($arg) && is_object($arg[0]) ) // array(&$this)
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$args[] =& $arg[0];
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@ -158,16 +163,12 @@ function do_action($tag, $arg = '') {
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} while ( next($wp_filter[$tag]) );
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if ( is_array($wp_actions) )
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$wp_actions[] = $tag;
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else
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$wp_actions = array($tag);
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}
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/**
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* Return the number of functions hooked to a specific action hook.
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* Return the number times an action is fired.
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* @param string $tag The name of the action hook.
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* @return int The number of functions hooked to action hook <tt>$tag</tt>
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* @return int The number of times action hook <tt>$tag</tt> is fired
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*/
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function did_action($tag) {
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global $wp_actions;
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