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Source code

function wp_widget_control( $sidebar_args ) {

	global $wp_registered_widgets, $wp_registered_widget_controls, $sidebars_widgets;



	$widget_id = $sidebar_args['widget_id'];

	$sidebar_id = isset($sidebar_args['id']) ? $sidebar_args['id'] : false;

	$key = $sidebar_id ? array_search( $widget_id, $sidebars_widgets[$sidebar_id] ) : '-1'; // position of widget in sidebar

	$control = isset($wp_registered_widget_controls[$widget_id]) ? $wp_registered_widget_controls[$widget_id] : array();

	$widget = $wp_registered_widgets[$widget_id];



	$id_format = $widget['id'];

	$widget_number = isset($control['params'][0]['number']) ? $control['params'][0]['number'] : '';

	$id_base = isset($control['id_base']) ? $control['id_base'] : $widget_id;

	$multi_number = isset($sidebar_args['_multi_num']) ? $sidebar_args['_multi_num'] : '';

	$add_new = isset($sidebar_args['_add']) ? $sidebar_args['_add'] : '';



	$query_arg = array( 'editwidget' => $widget['id'] );

	if ( $add_new ) {

		$query_arg['addnew'] = 1;

		if ( $multi_number ) {

			$query_arg['num'] = $multi_number;

			$query_arg['base'] = $id_base;

		}

	} else {

		$query_arg['sidebar'] = $sidebar_id;

		$query_arg['key'] = $key;

	}



	// We aren't showing a widget control, we're outputing a template for a mult-widget control

	if ( isset($sidebar_args['_display']) && 'template' == $sidebar_args['_display'] && $widget_number ) {

		// number == -1 implies a template where id numbers are replaced by a generic '__i__'

		$control['params'][0]['number'] = -1;

		// with id_base widget id's are constructed like {$id_base}-{$id_number}

		if ( isset($control['id_base']) )

			$id_format = $control['id_base'] . '-__i__';

	}



	$wp_registered_widgets[$widget_id]['callback'] = $wp_registered_widgets[$widget_id]['_callback'];

	unset($wp_registered_widgets[$widget_id]['_callback']);



	$widget_title = esc_html( strip_tags( $sidebar_args['widget_name'] ) );

	$has_form = 'noform';



	echo $sidebar_args['before_widget']; ?>

	<div class="widget-top">

	<div class="widget-title-action">

		<a class="widget-action hide-if-no-js" href="#available-widgets"></a>

		<a class="widget-control-edit hide-if-js" href="<?php echo esc_url( add_query_arg( $query_arg ) ); ?>"><span class="edit"><?php _e('Edit'); ?></span><span class="add"><?php _e('Add'); ?></span></a>

	</div>

	<div class="widget-title"><h4><?php echo $widget_title ?><span class="in-widget-title"></span></h4></div>

	</div>



	<div class="widget-inside">

	<form action="" method="post">

	<div class="widget-content">

<?php

	if ( isset($control['callback']) )

		$has_form = call_user_func_array( $control['callback'], $control['params'] );

	else

		echo "\t\t<p>" . __('There are no options for this widget.') . "</p>\n"; ?>

	</div>

	<input type="hidden" name="widget-id" class="widget-id" value="<?php echo esc_attr($id_format); ?>" />

	<input type="hidden" name="id_base" class="id_base" value="<?php echo esc_attr($id_base); ?>" />

	<input type="hidden" name="widget-width" class="widget-width" value="<?php if (isset( $control['width'] )) echo esc_attr($control['width']); ?>" />

	<input type="hidden" name="widget-height" class="widget-height" value="<?php if (isset( $control['height'] )) echo esc_attr($control['height']); ?>" />

	<input type="hidden" name="widget_number" class="widget_number" value="<?php echo esc_attr($widget_number); ?>" />

	<input type="hidden" name="multi_number" class="multi_number" value="<?php echo esc_attr($multi_number); ?>" />

	<input type="hidden" name="add_new" class="add_new" value="<?php echo esc_attr($add_new); ?>" />



	<div class="widget-control-actions">

		<div class="alignleft">

		<a class="widget-control-remove" href="#remove"><?php _e('Delete'); ?></a> |

		<a class="widget-control-close" href="#close"><?php _e('Close'); ?></a>

		</div>

		<div class="alignright<?php if ( 'noform' === $has_form ) echo ' widget-control-noform'; ?>">

		<img src="<?php echo esc_url( admin_url( 'images/wpspin_light.gif' ) ); ?>" class="ajax-feedback" title="" alt="" />

		<?php submit_button( __( 'Save' ), 'button-primary widget-control-save', 'savewidget', false, array( 'id' => 'widget-' . esc_attr( $id_format ) . '-savewidget' ) ); ?>

		</div>

		<br class="clear" />

	</div>

	</form>

	</div>



	<div class="widget-description">

<?php echo ( $widget_description = wp_widget_description($widget_id) ) ? "$widget_description\n" : "$widget_title\n"; ?>

	</div>

<?php

	echo $sidebar_args['after_widget'];

	return $sidebar_args;

}