250 lines
7.7 KiB
PHP
250 lines
7.7 KiB
PHP
<?php
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/**
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* Widgets administration panel.
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*
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* @package WordPress
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* @subpackage Administration
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*/
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/** WordPress Administration Bootstrap */
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require_once( 'admin.php' );
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/** WordPress Administration Widgets API */
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require_once(ABSPATH . 'wp-admin/includes/widgets.php');
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if ( ! current_user_can('switch_themes') )
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wp_die( __( 'Cheatin’ uh?' ));
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wp_enqueue_script('admin-widgets');
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wp_admin_css( 'widgets' );
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do_action( 'sidebar_admin_setup' );
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$title = __( 'Widgets' );
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$parent_file = 'themes.php';
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// register the inactive_widgets area as sidebar
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register_sidebar(array(
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'name' => '',
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'id' => 'wp_inactive_widgets',
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'before_widget' => '',
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'after_widget' => '',
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'before_title' => '',
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'after_title' => '',
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));
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// These are the widgets grouped by sidebar
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$sidebars_widgets = wp_get_sidebars_widgets();
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if ( empty( $sidebars_widgets ) )
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$sidebars_widgets = wp_get_widget_defaults();
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// look for "lost" widgets, this has to run at each theme change
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function retrieve_widgets() {
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global $wp_registered_widget_updates, $wp_registered_sidebars, $sidebars_widgets;
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$_sidebars_widgets = array();
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$sidebars = array_keys($wp_registered_sidebars);
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$diff = array_diff( array_keys($sidebars_widgets), $sidebars );
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if ( empty($diff) )
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return;
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unset( $sidebars_widgets['array_version'] );
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// Move the known-good ones first
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foreach ( $sidebars as $id ) {
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if ( array_key_exists( $id, $sidebars_widgets ) ) {
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$_sidebars_widgets[$id] = $sidebars_widgets[$id];
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unset($sidebars_widgets[$id], $sidebars[$id]);
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}
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}
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// Assign to each unmatched registered sidebar the first available orphan
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while ( ( $sidebar = array_shift( $sidebars ) ) && $widgets = array_shift( $sidebars_widgets ) )
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$_sidebars_widgets[ $sidebar ] = $widgets;
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// if new theme has less sidebars than the old theme
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if ( !empty($sidebars_widgets) ) {
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foreach ( $sidebars_widgets as $lost => $val ) {
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if ( is_array($val) )
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$_sidebars_widgets['wp_inactive_widgets'] = array_merge( (array) $_sidebars_widgets['wp_inactive_widgets'], $val );
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}
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}
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$sidebars_widgets = $_sidebars_widgets;
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unset($_sidebars_widgets);
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// find hidden/lost multi-widget instances
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$shown_widgets = array();
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foreach ( $sidebars_widgets as $sidebar ) {
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if ( is_array($sidebar) )
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$shown_widgets = array_merge($shown_widgets, $sidebar);
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}
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$all_widgets = array();
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foreach ( $wp_registered_widget_updates as $key => $val ) {
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if ( isset($val['id_base']) )
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$all_widgets[] = $val['id_base'];
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else
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$all_widgets[] = $key;
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}
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$all_widgets = array_unique($all_widgets);
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$lost_widgets = array();
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foreach ( $all_widgets as $name ) {
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$data = get_option( str_replace('-', '_', "widget_$name") );
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if ( is_array($data) ) {
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foreach ( $data as $num => $value ) {
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if ( !is_numeric($num) ) // skip single widgets, some don't delete their settings
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continue;
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if ( is_array($value) && !in_array("$name-$num", $shown_widgets, true) )
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$lost_widgets[] = "$name-$num";
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}
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}
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}
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$sidebars_widgets['wp_inactive_widgets'] = array_merge($lost_widgets, (array) $sidebars_widgets['wp_inactive_widgets']);
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$sidebars_widgets['array_version'] = 3;
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wp_set_sidebars_widgets($sidebars_widgets);
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}
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retrieve_widgets();
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if ( count($wp_registered_sidebars) == 1 ) {
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// If only the "wp_inactive_widgets" is defined the theme has no sidebars, die.
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require_once( 'admin-header.php' );
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?>
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<div class="wrap">
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<?php screen_icon(); ?>
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<h2><?php echo wp_specialchars( $title ); ?></h2>
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<div class="error">
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<p><?php _e( 'No Sidebars Defined' ); ?></p>
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</div>
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<p><?php _e( 'The theme you are currently using isn’t widget-aware, meaning that it has no sidebars that you are able to change. For information on making your theme widget-aware, please <a href="http://codex.wordpress.org/Widgetizing_Themes">follow these instructions</a>.' ); ?></p>
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</div>
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<?php
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require_once( 'admin-footer.php' );
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exit;
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}
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/*
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// Unsanitized!
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$widget_search = isset($_GET['s']) ? $_GET['s'] : false;
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// Not entirely sure what all should be here
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$show_values = array(
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'' => $widget_search ? __( 'Show any widgets' ) : __( 'Show all widgets' ),
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'unused' => __( 'Show unused widgets' ),
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'used' => __( 'Show used widgets' )
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);
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*/
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$show = isset($_GET['show']) && isset($show_values[$_GET['show']]) ? attribute_escape( $_GET['show'] ) : false;
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$messages = array(
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'updated' => __('Changes saved.')
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);
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require_once( 'admin-header.php' ); ?>
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<div class="wrap">
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<?php screen_icon(); ?>
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<h2><?php echo wp_specialchars( $title ); ?></h2>
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<?php if ( isset($_GET['message']) && isset($messages[$_GET['message']]) ) : ?>
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<div id="message" class="updated fade"><p><?php echo $messages[$_GET['message']]; ?></p></div>
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<?php endif; ?>
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<!--
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<form id="widgets-filter" action="" method="get">
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<div class="widget-liquid-left-holder">
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<div id="available-widgets-filter" class="widget-liquid-left">
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<h3><label for="show"><?php _e('Available Widgets'); ?></label></h3>
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<div class="nav">
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<select name="show" id="show">
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<?php //foreach ( $show_values as $show_value => $show_text ) : $show_value = attribute_escape( $show_value ); ?>
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<option value='<?php //echo $show_value; ?>'<?php //selected( $show_value, $show ); ?>><?php //echo wp_specialchars( $show_text ); ?></option>
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<?php //endforeach; ?>
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</select>
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<input type="submit" value="<?php _e('Show' ); ?>" class="button-secondary" />
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<p class="pagenav">
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<?php // echo $page_links; ?>
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</p>
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</div>
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</div>
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</div>
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<div id="available-sidebars" class="widget-liquid-right">
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<h3><label for="sidebar-selector"><?php _e('Current Widgets'); ?></label></h3>
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<div class="nav">
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<select id="sidebar-selector" name="sidebar">
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<?php //foreach ( $wp_registered_sidebars as $sidebar_id => $registered_sidebar ) : $sidebar_id = attribute_escape( $sidebar_id ); ?>
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<option value='<?php //echo $sidebar_id; ?>'<?php selected( $sidebar_id, $open_sidebar ); ?>><?php //echo wp_specialchars( $registered_sidebar['name'] ); ?></option>
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<?php //endforeach; ?>
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</select>
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<input type="submit" value="<?php _e('Show' ); ?>" class="button-secondary" />
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</div>
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</div>
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</form>
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-->
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<div class="widget-liquid-left">
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<div id="widgets-left">
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<div id="available-widgets" class="widgets-holder-wrap">
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<h3 class="sidebar-name"><?php _e('Available Widgets'); ?></h3>
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<?php wp_list_widgets(); ?>
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<br class="clear" />
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</div>
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<div id="wp_inactive_widgets" class="widgets-holder-wrap">
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<h3 class="sidebar-name"><?php _e('Inactive Widgets'); ?>
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<span><img src="images/loading-publish.gif" class="ajax-feedback" title="" alt="" /></span></h3>
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<?php wp_list_widget_controls('wp_inactive_widgets'); ?>
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<br class="clear" />
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</div>
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</div>
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</div>
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<!--
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<div id="current-widgets-head" class="widget-liquid-right">
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<div id="sidebar-info">
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<p><?php //echo $sidebar_info_text; ?></p>
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<p><?php _e( 'Add more from the Available Widgets section.' ); ?></p>
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</div>
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</div>
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-->
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<div class="widget-liquid-right">
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<?php
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$i = 0;
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foreach ( $wp_registered_sidebars as $sidebar => $registered_sidebar ) {
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if ( 'wp_inactive_widgets' == $sidebar )
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continue;
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?>
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<div id="<?php echo attribute_escape( $sidebar ); ?>" class="widgets-holder-wrap">
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<h3 class="sidebar-name"><?php echo wp_specialchars( $registered_sidebar['name'] ); ?>
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<span><img src="images/loading-publish.gif" class="ajax-feedback" title="" alt="" /></span></h3>
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<?php wp_list_widget_controls( $sidebar, $i ); // Show the control forms for each of the widgets in this sidebar ?>
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</div>
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<?php
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$i++;
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} ?>
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</div>
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<form action="" method="post">
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<?php wp_nonce_field( 'save-sidebar-widgets', '_wpnonce_widgets', false ); ?>
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</form>
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<br class="clear" />
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</div>
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<?php
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do_action( 'sidebar_admin_page' );
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require_once( 'admin-footer.php' );
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