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Move recent comments widget to WP_Widget, extend is_active_widget() to use $id_base, see #8441

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git-svn-id: https://develop.svn.wordpress.org/trunk@11090 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Andrew Ozz
2009-04-26 20:09:08 +00:00
parent e50dc93bd3
commit 9a7f9d2ae1
2 changed files with 106 additions and 107 deletions
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27
wp-includes/widgets.php
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@@ -783,28 +783,39 @@ function dynamic_sidebar($index = 1) {
}
/**
* Whether widget is registered using callback with widget ID.
* Whether widget is displayied on the front-end.
*
* Without the optional $widget_id parameter, returns the ID of the first sidebar in which the first instance of the widget with the given callback is found.
* With the $widget_id parameter, returns the ID of the sidebar in which the widget with that callback AND that ID is found.
* Either $callback or $id_base can be used
* $id_base is the first argument when extending WP_Widget class
* Without the optional $widget_id parameter, returns the ID of the first sidebar
* in which the first instance of the widget with the given callback or $id_base is found.
* With the $widget_id parameter, returns the ID of the sidebar where
* the widget with that callback/$id_base AND that ID is found.
*
* NOTE: $widget_id and $id_base are the same for single widgets. To be effective
* this function has to run after widgets have initialized, at action 'init' or later.
*
* @since 2.2.0
*
* @param callback $callback Widget callback to check.
* @param callback Optional, Widget callback to check.
* @param int $widget_id Optional, but needed for checking. Widget ID.
/* @return mixed false if widget is not active or id of sidebar in which the widget is active.
* @param string $id_base Optional, the base ID of a widget created by extending WP_Widget.
* @return mixed false if widget is not active or id of sidebar in which the widget is active.
*/
function is_active_widget($callback, $widget_id = false) {
function is_active_widget($callback = false, $widget_id = false, $id_base = false) {
global $wp_registered_widgets;
$sidebars_widgets = wp_get_sidebars_widgets(false);
if ( is_array($sidebars_widgets) ) foreach ( $sidebars_widgets as $sidebar => $widgets )
if ( 'wp_inactive_widgets' == $sidebar )
continue;
if ( is_array($widgets) ) foreach ( $widgets as $widget )
if ( isset($wp_registered_widgets[$widget]['callback']) && $wp_registered_widgets[$widget]['callback'] == $callback )
if ( ( $callback && isset($wp_registered_widgets[$widget]['callback']) && $wp_registered_widgets[$widget]['callback'] == $callback ) || ( $id_base && preg_replace( '/-[0-9]+$/', '', $widget ) == $id_base ) ) {
if ( !$widget_id || $widget_id == $wp_registered_widgets[$widget]['id'] )
return $sidebar;
}
return false;
}