Adding upstream version 6.4.3+dfsg1.upstream/6.4.3+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 329 insertions, 0 deletions

diff --git a/wp-admin/includes/widgets.php b/wp-admin/includes/widgets.php
new file mode 100644
index 0000000..682f596
--- /dev/null
+++ b/wp-admin/includes/widgets.php
@@ -0,0 +1,329 @@
+<?php
+/**
+ * WordPress Widgets Administration API
+ *
+ * @package WordPress
+ * @subpackage Administration
+ */
+
+/**
+ * Display list of the available widgets.
+ *
+ * @since 2.5.0
+ *
+ * @global array $wp_registered_widgets
+ * @global array $wp_registered_widget_controls
+ */
+function wp_list_widgets() {
+	global $wp_registered_widgets, $wp_registered_widget_controls;
+
+	$sort = $wp_registered_widgets;
+	usort( $sort, '_sort_name_callback' );
+	$done = array();
+
+	foreach ( $sort as $widget ) {
+		if ( in_array( $widget['callback'], $done, true ) ) { // We already showed this multi-widget.
+			continue;
+		}
+
+		$sidebar = is_active_widget( $widget['callback'], $widget['id'], false, false );
+		$done[]  = $widget['callback'];
+
+		if ( ! isset( $widget['params'][0] ) ) {
+			$widget['params'][0] = array();
+		}
+
+		$args = array(
+			'widget_id'   => $widget['id'],
+			'widget_name' => $widget['name'],
+			'_display'    => 'template',
+		);
+
+		if ( isset( $wp_registered_widget_controls[ $widget['id'] ]['id_base'] ) && isset( $widget['params'][0]['number'] ) ) {
+			$id_base            = $wp_registered_widget_controls[ $widget['id'] ]['id_base'];
+			$args['_temp_id']   = "$id_base-__i__";
+			$args['_multi_num'] = next_widget_id_number( $id_base );
+			$args['_add']       = 'multi';
+		} else {
+			$args['_add'] = 'single';
+			if ( $sidebar ) {
+				$args['_hide'] = '1';
+			}
+		}
+
+		$control_args = array(
+			0 => $args,
+			1 => $widget['params'][0],
+		);
+		$sidebar_args = wp_list_widget_controls_dynamic_sidebar( $control_args );
+
+		wp_widget_control( ...$sidebar_args );
+	}
+}
+
+/**
+ * Callback to sort array by a 'name' key.
+ *
+ * @since 3.1.0
+ * @access private
+ *
+ * @param array $a First array.
+ * @param array $b Second array.
+ * @return int
+ */
+function _sort_name_callback( $a, $b ) {
+	return strnatcasecmp( $a['name'], $b['name'] );
+}
+
+/**
+ * Show the widgets and their settings for a sidebar.
+ * Used in the admin widget config screen.
+ *
+ * @since 2.5.0
+ *
+ * @param string $sidebar      Sidebar ID.
+ * @param string $sidebar_name Optional. Sidebar name. Default empty.
+ */
+function wp_list_widget_controls( $sidebar, $sidebar_name = '' ) {
+	add_filter( 'dynamic_sidebar_params', 'wp_list_widget_controls_dynamic_sidebar' );
+
+	$description = wp_sidebar_description( $sidebar );
+
+	echo '<div id="' . esc_attr( $sidebar ) . '" class="widgets-sortables">';
+
+	if ( $sidebar_name ) {
+		$add_to = sprintf(
+			/* translators: %s: Widgets sidebar name. */
+			__( 'Add to: %s' ),
+			$sidebar_name
+		);
+		?>
+		<div class="sidebar-name" data-add-to="<?php echo esc_attr( $add_to ); ?>">
+			<button type="button" class="handlediv hide-if-no-js" aria-expanded="true">
+				<span class="screen-reader-text"><?php echo esc_html( $sidebar_name ); ?></span>
+				<span class="toggle-indicator" aria-hidden="true"></span>
+			</button>
+			<h2><?php echo esc_html( $sidebar_name ); ?> <span class="spinner"></span></h2>
+		</div>
+		<?php
+	}
+
+	if ( ! empty( $description ) ) {
+		?>
+		<div class="sidebar-description">
+			<p class="description"><?php echo $description; ?></p>
+		</div>
+		<?php
+	}
+
+	dynamic_sidebar( $sidebar );
+
+	echo '</div>';
+}
+
+/**
+ * Retrieves the widget control arguments.
+ *
+ * @since 2.5.0
+ *
+ * @global array $wp_registered_widgets
+ *
+ * @param array $params
+ * @return array
+ */
+function wp_list_widget_controls_dynamic_sidebar( $params ) {
+	global $wp_registered_widgets;
+	static $i = 0;
+	++$i;
+
+	$widget_id = $params[0]['widget_id'];
+	$id        = isset( $params[0]['_temp_id'] ) ? $params[0]['_temp_id'] : $widget_id;
+	$hidden    = isset( $params[0]['_hide'] ) ? ' style="display:none;"' : '';
+
+	$params[0]['before_widget'] = "<div id='widget-{$i}_{$id}' class='widget'$hidden>";
+	$params[0]['after_widget']  = '</div>';
+	$params[0]['before_title']  = '%BEG_OF_TITLE%'; // Deprecated.
+	$params[0]['after_title']   = '%END_OF_TITLE%'; // Deprecated.
+
+	if ( is_callable( $wp_registered_widgets[ $widget_id ]['callback'] ) ) {
+		$wp_registered_widgets[ $widget_id ]['_callback'] = $wp_registered_widgets[ $widget_id ]['callback'];
+		$wp_registered_widgets[ $widget_id ]['callback']  = 'wp_widget_control';
+	}
+
+	return $params;
+}
+
+/**
+ * @global array $wp_registered_widgets
+ *
+ * @param string $id_base
+ * @return int
+ */
+function next_widget_id_number( $id_base ) {
+	global $wp_registered_widgets;
+	$number = 1;
+
+	foreach ( $wp_registered_widgets as $widget_id => $widget ) {
+		if ( preg_match( '/' . preg_quote( $id_base, '/' ) . '-([0-9]+)$/', $widget_id, $matches ) ) {
+			$number = max( $number, $matches[1] );
+		}
+	}
+	++$number;
+
+	return $number;
+}
+
+/**
+ * Meta widget used to display the control form for a widget.
+ *
+ * Called from dynamic_sidebar().
+ *
+ * @since 2.5.0
+ *
+ * @global array $wp_registered_widgets
+ * @global array $wp_registered_widget_controls
+ * @global array $sidebars_widgets
+ *
+ * @param array $sidebar_args
+ * @return array
+ */
+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 ], true ) : '-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;
+	$width         = isset( $control['width'] ) ? $control['width'] : '';
+	$height        = isset( $control['height'] ) ? $control['height'] : '';
+	$multi_number  = isset( $sidebar_args['_multi_num'] ) ? $sidebar_args['_multi_num'] : '';
+	$add_new       = isset( $sidebar_args['_add'] ) ? $sidebar_args['_add'] : '';
+
+	$before_form           = isset( $sidebar_args['before_form'] ) ? $sidebar_args['before_form'] : '<form method="post">';
+	$after_form            = isset( $sidebar_args['after_form'] ) ? $sidebar_args['after_form'] : '</form>';
+	$before_widget_content = isset( $sidebar_args['before_widget_content'] ) ? $sidebar_args['before_widget_content'] : '<div class="widget-content">';
+	$after_widget_content  = isset( $sidebar_args['after_widget_content'] ) ? $sidebar_args['after_widget_content'] : '</div>';
+
+	$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 outputting a template
+	 * for a multi-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">
+		<button type="button" class="widget-action hide-if-no-js" aria-expanded="false">
+			<span class="screen-reader-text edit">
+				<?php
+				/* translators: Hidden accessibility text. %s: Widget title. */
+				printf( __( 'Edit widget: %s' ), $widget_title );
+				?>
+			</span>
+			<span class="screen-reader-text add">
+				<?php
+				/* translators: Hidden accessibility text. %s: Widget title. */
+				printf( __( 'Add widget: %s' ), $widget_title );
+				?>
+			</span>
+			<span class="toggle-indicator" aria-hidden="true"></span>
+		</button>
+		<a class="widget-control-edit hide-if-js" href="<?php echo esc_url( add_query_arg( $query_arg ) ); ?>">
+			<span class="edit"><?php _ex( 'Edit', 'widget' ); ?></span>
+			<span class="add"><?php _ex( 'Add', 'widget' ); ?></span>
+			<span class="screen-reader-text"><?php echo $widget_title; ?></span>
+		</a>
+	</div>
+	<div class="widget-title"><h3><?php echo $widget_title; ?><span class="in-widget-title"></span></h3></div>
+	</div>
+
+	<div class="widget-inside">
+	<?php echo $before_form; ?>
+	<?php echo $before_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";
+	}
+
+	$noform_class = '';
+	if ( 'noform' === $has_form ) {
+		$noform_class = ' widget-control-noform';
+	}
+	?>
+	<?php echo $after_widget_content; ?>
+	<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 echo esc_attr( $width ); ?>" />
+	<input type="hidden" name="widget-height" class="widget-height" value="<?php echo esc_attr( $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">
+			<button type="button" class="button-link button-link-delete widget-control-remove"><?php _e( 'Delete' ); ?></button>
+			<span class="widget-control-close-wrapper">
+				| <button type="button" class="button-link widget-control-close"><?php _e( 'Done' ); ?></button>
+			</span>
+		</div>
+		<div class="alignright<?php echo $noform_class; ?>">
+			<?php submit_button( __( 'Save' ), 'primary widget-control-save right', 'savewidget', false, array( 'id' => 'widget-' . esc_attr( $id_format ) . '-savewidget' ) ); ?>
+			<span class="spinner"></span>
+		</div>
+		<br class="clear" />
+	</div>
+	<?php echo $after_form; ?>
+	</div>
+
+	<div class="widget-description">
+	<?php
+	$widget_description = wp_widget_description( $widget_id );
+	echo ( $widget_description ) ? "$widget_description\n" : "$widget_title\n";
+	?>
+	</div>
+	<?php
+	echo $sidebar_args['after_widget'];
+
+	return $sidebar_args;
+}
+
+/**
+ * @param string $classes
+ * @return string
+ */
+function wp_widgets_access_body_class( $classes ) {
+	return "$classes widgets_access ";
+}