291 lines
9.7 KiB
PHP
291 lines
9.7 KiB
PHP
<?php
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// $_search is unsanitized
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function wp_list_widgets( $show = 'all', $_search = false ) {
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global $wp_registered_widgets, $sidebars_widgets, $wp_registered_widget_controls;
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if ( $_search ) {
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// sanitize
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$search = preg_replace( '/[^\w\s]/', '', $_search );
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// array of terms
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$search_terms = preg_split( '/[\s]/', $search, -1, PREG_SPLIT_NO_EMPTY );
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} else {
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$search_terms = array();
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}
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if ( !in_array( $show, array( 'all', 'unused', 'used' ) ) )
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$show = 'all';
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?>
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<ul id='widget-list'>
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<?php
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$no_widgets_shown = true;
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$already_shown = array();
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foreach ( $wp_registered_widgets as $name => $widget ) :
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if ( 'all' == $show && in_array( $widget['callback'], $already_shown ) ) // We already showed this multi-widget
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continue;
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if ( $search_terms ) {
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$hit = false;
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// Simple case-insensitive search. Boolean OR.
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$search_text = preg_replace( '/[^\w]/', '', $widget['name'] );
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if ( isset($widget['description']) )
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$search_text .= preg_replace( '/[^\w]/', '', $widget['description'] );
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foreach ( $search_terms as $search_term ) {
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if ( stristr( $search_text, $search_term ) ) {
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$hit = true;
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break;
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}
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}
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if ( !$hit )
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continue;
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}
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$sidebar = is_active_widget( $widget['callback'], $widget['id'] );
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if ( ( 'unused' == $show && $sidebar ) || ( 'used' == $show && !$sidebar ) )
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continue;
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ob_start();
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$args = wp_list_widget_controls_dynamic_sidebar( array( 0 => array( 'widget_id' => $widget['id'], 'widget_name' => $widget['name'], '_display' => 'template', '_show' => $show ), 1 => $widget['params'][0] ) );
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$sidebar_args = call_user_func_array( 'wp_widget_control', $args );
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$widget_control_template = ob_get_contents();
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ob_end_clean();
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$widget_id = $widget['id']; // save this for later in case we mess with $widget['id']
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$is_multi = false !== strpos( $widget_control_template, '%i%' );
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if ( !$sidebar || $is_multi ) {
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$add_query = array(
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'sidebar' => $sidebar,
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'key' => false,
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'edit' => false
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);
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if ( 'all' == $show && $is_multi ) {
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// it's a multi-widget. We only need to show it in the list once.
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$already_shown[] = $widget['callback'];
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$num = (int) array_pop( explode( '-', $widget['id'] ) );
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$id_base = $wp_registered_widget_controls[$widget['id']]['id_base'];
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// so that we always add a new one when clicking "add"
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while ( isset($wp_registered_widgets["$id_base-$num"]) )
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$num++;
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$widget['id'] = "$id_base-$num";
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$add_query['base'] = $id_base;
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$add_query['key'] = $num;
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$add_query['sidebar'] = $GLOBALS['sidebar'];
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}
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$add_query['add'] = $widget['id'];
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$action = 'add';
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$add_url = wp_nonce_url( add_query_arg( $add_query ), "add-widget_$widget[id]" );
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} else {
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$action = 'edit';
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$edit_url = clean_url( add_query_arg( array(
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'sidebar' => $sidebar,
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'edit' => $widget['id'],
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'key' => array_search( $widget['id'], $sidebars_widgets[$sidebar] ),
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) ) );
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$widget_control_template = '<textarea rows="1" cols="1">' . htmlspecialchars( $widget_control_template ) . '</textarea>';
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}
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$widget_control_template = $sidebar_args['before_widget'] . $widget_control_template . $sidebar_args['after_widget'];
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$no_widgets_shown = false;
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if ( 'all' != $show && $sidebar_args['_widget_title'] )
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$widget_title = $sidebar_args['_widget_title'];
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else
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$widget_title = $widget['name'];
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?>
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<li id="widget-list-item-<?php echo attribute_escape( $widget['id'] ); ?>" class="widget-list-item">
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<h4 class="widget-title widget-draggable">
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<?php echo $widget_title; ?>
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<?php if ( 'add' == $action ) : ?>
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<a class="widget-action widget-control-add" href="<?php echo $add_url; ?>"><?php _e( 'Add' ); ?></a>
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<?php elseif ( 'edit' == $action ) :
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// We echo a hidden edit link for the sake of the JS. Edit links are shown (needlessly?) after a widget is added.
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?>
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<a class="widget-action widget-control-edit" href="<?php echo $edit_url; ?>" style="display: none;"><?php _e( 'Edit' ); ?></a>
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<?php endif; ?>
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</h4>
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<ul id="widget-control-info-<?php echo $widget['id']; ?>" class="widget-control-info">
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<?php echo $widget_control_template; ?>
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</ul>
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<?php if ( 'add' == $action ) : ?>
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<?php endif; ?>
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<div class="widget-description">
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<?php echo ( $widget_description = wp_widget_description( $widget_id ) ) ? $widget_description : ' '; ?>
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</div>
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<br class="clear" />
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</li>
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<?php endforeach; if ( $no_widgets_shown ) : ?>
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<li><?php _e( 'No matching widgets' ); ?></li>
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<?php endif; ?>
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</ul>
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<?php
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}
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function wp_list_widget_controls( $sidebar ) {
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add_filter( 'dynamic_sidebar_params', 'wp_list_widget_controls_dynamic_sidebar' );
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?>
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<ul class="widget-control-list">
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<?php if ( !dynamic_sidebar( $sidebar ) ) echo "<li />"; ?>
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</ul>
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<?php
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}
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function wp_list_widget_controls_dynamic_sidebar( $params ) {
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global $wp_registered_widgets;
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static $i = 0;
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$i++;
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$widget_id = $params[0]['widget_id'];
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$params[0]['before_widget'] = "<li id='widget-list-control-item-$i-$widget_id' class='widget-list-control-item widget-sortable'>\n";
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$params[0]['after_widget'] = "</li>";
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$params[0]['before_title'] = "%BEG_OF_TITLE%";
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$params[0]['after_title'] = "%END_OF_TITLE%";
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if ( is_callable( $wp_registered_widgets[$widget_id]['callback'] ) ) {
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$wp_registered_widgets[$widget_id]['_callback'] = $wp_registered_widgets[$widget_id]['callback'];
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$wp_registered_widgets[$widget_id]['callback'] = 'wp_widget_control';
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}
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return $params;
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}
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/*
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* Meta widget used to display the control form for a widget. Called from dynamic_sidebar()
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*/
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function wp_widget_control( $sidebar_args ) {
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global $wp_registered_widgets, $wp_registered_widget_controls, $sidebars_widgets, $edit_widget;
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$widget_id = $sidebar_args['widget_id'];
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$sidebar_id = isset($sidebar_args['id']) ? $sidebar_args['id'] : false;
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$control = $wp_registered_widget_controls[$widget_id];
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$widget = $wp_registered_widgets[$widget_id];
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$key = $sidebar_id ? array_search( $widget_id, $sidebars_widgets[$sidebar_id] ) : 'no-key'; // position of widget in sidebar
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$edit = -1 < $edit_widget && is_numeric($key) && $edit_widget === $key; // (bool) are we currently editing this widget
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$id_format = $widget['id'];
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// We aren't showing a widget control, we're outputing a template for a mult-widget control
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if ( 'all' == $sidebar_args['_show'] && 'template' == $sidebar_args['_display'] && isset($control['params'][0]['number']) ) {
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// number == -1 implies a template where id numbers are replaced by a generic '%i%'
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$control['params'][0]['number'] = -1;
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// if given, id_base means widget id's should be constructed like {$id_base}-{$id_number}
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if ( isset($control['id_base']) )
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$id_format = $control['id_base'] . '-%i%';
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}
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$widget_title = '';
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// We grab the normal widget output to find the widget's title
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if ( ( 'all' != $sidebar_args['_show'] || 'template' != $sidebar_args['_display'] ) && is_callable( $widget['_callback'] ) ) {
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ob_start();
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$args = func_get_args();
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call_user_func_array( $widget['_callback'], $args );
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$widget_title = ob_get_clean();
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$widget_title = wp_widget_control_ob_filter( $widget_title );
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}
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$wp_registered_widgets[$widget_id]['callback'] = $wp_registered_widgets[$widget_id]['_callback'];
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unset($wp_registered_widgets[$widget_id]['_callback']);
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if ( $widget_title && $widget_title != $sidebar_args['widget_name'] )
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$widget_title = sprintf( _c('%1$s: %2$s|1: widget name, 2: widget title' ), $sidebar_args['widget_name'], $widget_title );
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else
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$widget_title = wp_specialchars( strip_tags( $sidebar_args['widget_name'] ) );
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$sidebar_args['_widget_title'] = $widget_title;
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if ( empty($sidebar_args['_display']) || 'template' != $sidebar_args['_display'] )
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echo $sidebar_args['before_widget'];
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?>
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<h4 class="widget-title"><?php echo $widget_title ?>
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<?php if ( $edit ) : ?>
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<a class="widget-action widget-control-edit" href="<?php echo remove_query_arg( array( 'edit', 'key' ) ); ?>"><?php _e('Cancel'); ?></a>
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<?php else : ?>
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<a class="widget-action widget-control-edit" href="<?php echo clean_url( add_query_arg( array( 'edit' => $id_format, 'key' => $key ) ) ); ?>"><?php _e('Edit'); ?></a>
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<?php endif; ?>
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</h4>
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<div class="widget-control"<?php if ( $edit ) echo ' style="display: block;"'; ?>>
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<?php
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if ( $control )
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call_user_func_array( $control['callback'], $control['params'] );
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else
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echo '<p>' . __('There are no options for this widget.') . '</p>';
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?>
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<input type="hidden" name="widget-id[]" value="<?php echo $id_format; ?>" />
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<input type="hidden" class="widget-width" value="<?php echo $control['width']; ?>" />
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<div class="widget-control-actions">
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<?php if ( $control ) : ?>
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<a class="widget-action widget-control-save wp-no-js-hidden edit alignleft" href="#save:<?php echo $id_format; ?>"><?php _e('Change'); ?></a>
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<?php endif; ?>
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<a class="widget-action widget-control-remove delete alignright" href="<?php echo clean_url( wp_nonce_url( add_query_arg( array( 'remove' => $id_format, 'key' => $key ) ), "remove-widget_$widget[id]" ) ); ?>"><?php _e('Remove'); ?></a>
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<br class="clear" />
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</div>
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</div>
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<?php
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if ( empty($sidebar_args['_display']) || 'template' != $sidebar_args['_display'] )
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echo $sidebar_args['after_widget'];
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return $sidebar_args;
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}
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function wp_widget_control_ob_filter( $string ) {
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if ( false === $beg = strpos( $string, '%BEG_OF_TITLE%' ) )
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return '';
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if ( false === $end = strpos( $string, '%END_OF_TITLE%' ) )
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return '';
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$string = substr( $string, $beg + 14 , $end - $beg - 14);
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$string = str_replace( ' ', ' ', $string );
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return trim( wp_specialchars( strip_tags( $string ) ) );
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}
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function widget_css() {
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wp_admin_css( 'css/widgets' );
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}
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add_action( 'admin_head', 'widget_css' );
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?>
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