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<?php |
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|
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; // Exit if accessed directly. |
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} |
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|
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/** |
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* Pages Widget |
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* |
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* @package Essential_Widgets |
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*/ |
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|
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|
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/** |
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* Makes a custom Widget for Displaying About |
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* |
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* Learn more: http://codex.wordpress.org/Widgets_API#Developing_Widgets |
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* |
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* @package Essential_Widgets |
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*/ |
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if ( ! function_exists( 'get_meta_keys' ) ) : |
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/** |
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* Returns a list of distinct, non-private post meta keys for use in the |
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* widget's "Order by meta key" dropdown. |
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* |
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* @since 3.2 |
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* @return array |
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*/ |
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function get_meta_keys() { // phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedFunctionFound -- guarded with function_exists(); shared helper used by both the free and pro Pages widgets. |
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global $wpdb; |
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|
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$cached_keys = get_transient( 'ew_meta_keys' ); |
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if ( false !== $cached_keys ) { |
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return $cached_keys; |
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} |
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|
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// phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- distinct meta key lookup has no WP_Query equivalent; result is cached via transient below. |
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$keys = $wpdb->get_col( "SELECT DISTINCT meta_key FROM {$wpdb->postmeta} WHERE meta_key NOT LIKE '\_%' ORDER BY meta_key ASC" ); |
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$keys = is_array( $keys ) ? $keys : array(); |
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|
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set_transient( 'ew_meta_keys', $keys, HOUR_IN_SECONDS ); |
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|
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return $keys; |
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} |
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endif; |
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|
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if ( ! class_exists( 'EW_Pages' ) ) : |
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class EW_Pages extends WP_Widget // phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedClassFound -- EW_ is this plugin's abbreviated prefix; wrapped in class_exists() guard. |
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{ |
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|
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|
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/** |
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* Holds widget settings defaults, populated in constructor. |
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* |
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* @var array |
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*/ |
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protected $defaults; |
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|
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public function __construct() { |
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|
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// Set up the defaults. |
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$this->defaults = array( |
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'title' => esc_attr__( 'Pages', 'essential-widgets' ), |
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'post_type' => 'page', |
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'depth' => 0, |
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'number' => '', |
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'offset' => '', |
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'child_of' => '', |
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'include' => '', |
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'exclude' => '', // phpcs:ignore WordPressVIPMinimum.Performance.WPQueryParams.PostNotIn_exclude -- Required wp_list_pages() parameter, not a WP_Query post__not_in clause. |
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'exclude_tree' => '', |
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'meta_key' => '', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key -- Required wp_list_pages() parameter. |
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'meta_value' => '', // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value -- Required wp_list_pages() parameter. |
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'authors' => '', |
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'link_before' => '', |
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'link_after' => '', |
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'show_date' => '', |
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'hierarchical' => true, |
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'sort_column' => 'post_title', |
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'sort_order' => 'ASC', |
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'date_format' => get_option( 'date_format' ), |
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); |
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|
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$widget_ops = array( |
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'classname' => 'essential-widgets ew-pages ewpages', |
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'description' => esc_html__( 'Displays a list of pages.', 'essential-widgets' ), |
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); |
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|
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$control_ops = array( |
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'id_base' => 'ew-pages', |
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); |
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|
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parent::__construct( |
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'ew-pages', // Base ID |
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esc_html__( 'EW: Pages', 'essential-widgets' ), // Name |
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$widget_ops, |
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$control_ops |
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); |
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} |
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|
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/** |
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* Displays the widget control options in the Widgets admin screen. |
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* |
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* @since 1.0.0 |
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* @access public |
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* @param array $instance |
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* @param void |
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*/ |
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public function form( $instance ) { |
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// Merge the user-selected arguments with the defaults. |
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$instance = wp_parse_args( (array) $instance, $this->defaults ); |
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|
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$post_types = get_post_types( |
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array( |
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'public' => true, |
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'hierarchical' => true, |
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), |
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'objects' |
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); |
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|
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$sort_order = array( |
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'ASC' => esc_attr__( 'Ascending', 'essential-widgets' ), |
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'DESC' => esc_attr__( 'Descending', 'essential-widgets' ), |
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); |
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|
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$sort_column = array( |
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'post_author' => esc_attr__( 'Author', 'essential-widgets' ), |
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'post_date' => esc_attr__( 'Date', 'essential-widgets' ), |
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'ID' => esc_attr__( 'ID', 'essential-widgets' ), |
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'menu_order' => esc_attr__( 'Menu Order', 'essential-widgets' ), |
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'post_modified' => esc_attr__( 'Modified', 'essential-widgets' ), |
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'post_name' => esc_attr__( 'Slug', 'essential-widgets' ), |
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'post_title' => esc_attr__( 'Title', 'essential-widgets' ), |
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); |
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|
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$show_date = array( |
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'' => esc_attr__( 'Select', 'essential-widgets' ), |
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'created' => esc_attr__( 'Created', 'essential-widgets' ), |
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'modified' => esc_attr__( 'Modified', 'essential-widgets' ), |
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); |
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|
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$meta_key = array_merge( array( '' ), (array) get_meta_keys() ); ?> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Title:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" value="<?php echo esc_attr( $instance['title'] ); ?>" placeholder="<?php echo esc_attr( $this->defaults['title'] ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Post Type:', 'essential-widgets' ); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'post_type' ) ); ?>"> |
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|
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<?php foreach ( $post_types as $post_type ) : ?> |
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|
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<option value="<?php echo esc_attr( $post_type->name ); ?>" <?php selected( $instance['post_type'], $post_type->name ); ?>><?php echo esc_html( $post_type->labels->singular_name ); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Order:', 'essential-widgets' ); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'sort_order' ) ); ?>"> |
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|
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<?php foreach ( $sort_order as $option_value => $option_label ) : ?> |
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|
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<option value="<?php echo esc_attr( $option_value ); ?>" <?php selected( $instance['sort_order'], $option_value ); ?>><?php echo esc_html( $option_label ); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Order By:', 'essential-widgets' ); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'sort_column' ) ); ?>"> |
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|
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<?php foreach ( $sort_column as $option_value => $option_label ) : ?> |
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|
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<option value="<?php echo esc_attr( $option_value ); ?>" <?php selected( $instance['sort_column'], $option_value ); ?>><?php echo esc_html( $option_label ); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Depth:', 'essential-widgets' ); ?> |
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<input type="number" class="widefat" size="5" min="0" name="<?php echo esc_attr( $this->get_field_name( 'depth' ) ); ?>" value="<?php echo esc_attr( $instance['depth'] ); ?>" placeholder="0" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Number:', 'essential-widgets' ); ?> |
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<input type="number" class="widefat" size="5" min="0" name="<?php echo esc_attr( $this->get_field_name( 'number' ) ); ?>" value="<?php echo esc_attr( $instance['number'] ); ?>" placeholder="0" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Offset:', 'essential-widgets' ); ?> |
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<input type="number" class="widefat" size="5" min="0" name="<?php echo esc_attr( $this->get_field_name( 'offset' ) ); ?>" value="<?php echo esc_attr( $instance['offset'] ); ?>" placeholder="0" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Child Of:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'child_of' ) ); ?>" value="<?php echo esc_attr( $instance['child_of'] ); ?>" placeholder="0" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Include:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'include' ) ); ?>" value="<?php echo esc_attr( $instance['include'] ); ?>" placeholder="1,2,3…" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Exclude:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'exclude' ) ); ?>" value="<?php echo esc_attr( $instance['exclude'] ); ?>" placeholder="1,2,3…" /> |
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</label> |
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</p> |
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|
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<p class="button-primary ect-toggle-btn more"> |
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<span class="ect-more-text"><?php esc_html_e( 'More Options', 'essential-widgets' ); ?><i class="dashicons dashicons-arrow-down"></i></span> |
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<span class="ect-hide-text"><?php esc_html_e( 'Hide Options', 'essential-widgets' ); ?><i class="dashicons dashicons-arrow-up"></i></span> |
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|
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<div class="advanced-section"> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Exclude Tree:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'exclude_tree' ) ); ?>" value="<?php echo esc_attr( $instance['exclude_tree'] ); ?>" placeholder="1,2,3…" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Meta Key:', 'essential-widgets' ); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'meta_key' ) ); ?>"> |
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|
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<?php foreach ( $meta_key as $meta ) : ?> |
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|
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<option value="<?php echo esc_attr( $meta ); ?>" <?php selected( $instance['meta_key'], $meta ); ?>><?php echo esc_html( $meta ); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Meta Value:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'meta_value' ) ); ?>" value="<?php echo esc_attr( $instance['meta_value'] ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Authors:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'authors' ) ); ?>" value="<?php echo esc_attr( $instance['authors'] ); ?>" placeholder="1,2,3…" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Link Before:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'link_before' ) ); ?>" value="<?php echo esc_attr( $instance['link_before'] ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Link After:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'link_after' ) ); ?>" value="<?php echo esc_attr( $instance['link_after'] ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Show Date:', 'essential-widgets' ); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'show_date' ) ); ?>"> |
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|
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<?php foreach ( $show_date as $option_value => $option_label ) : ?> |
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|
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<option value="<?php echo esc_attr( $option_value ); ?>" <?php selected( $instance['show_date'], $option_value ); ?>><?php echo esc_html( $option_label ); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Date Format:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'date_format' ) ); ?>" value="<?php echo esc_attr( $instance['date_format'] ); ?>" placeholder="<?php echo esc_attr( get_option( 'date_format' ) ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<input type="checkbox" <?php checked( $instance['hierarchical'], true ); ?> name="<?php echo esc_attr( $this->get_field_name( 'hierarchical' ) ); ?>" /> |
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<?php esc_html_e( 'Hierarchical?', 'essential-widgets' ); ?> |
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</label> |
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</p> |
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|
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</div><!-- .advanced-section --> |
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|
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<div style="clear:both;"> </div> |
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<?php |
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} |
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|
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/** |
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* update the particular instant |
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* |
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* This function should check that $new_instance is set correctly. |
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* The newly calculated value of $instance should be returned. |
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* If "false" is returned, the instance won't be saved/updated. |
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* |
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* $new_instance New settings for this instance as input by the user via form() |
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* $old_instance Old settings for this instance |
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* Settings to save or bool false to cancel saving |
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*/ |
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public function update( $new_instance, $old_instance ) { |
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$instance = $old_instance; |
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|
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// Sanitize title. |
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$instance['title'] = sanitize_text_field( $new_instance['title'] ); |
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|
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// Strip tags. |
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$instance['meta_key'] = wp_strip_all_tags( $new_instance['meta_key'] ); // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_key -- Required wp_list_pages() parameter. |
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$instance['meta_value'] = wp_strip_all_tags( $new_instance['meta_value'] ); // phpcs:ignore WordPress.DB.SlowDBQuery.slow_db_query_meta_value -- Required wp_list_pages() parameter. |
| 354 |
$instance['date_format'] = wp_strip_all_tags( $new_instance['date_format'] ); |
| 355 |
|
| 356 |
// Sanitize key. |
| 357 |
$instance['post_type'] = sanitize_key( $new_instance['post_type'] ); |
| 358 |
|
| 359 |
// Whitelist options. |
| 360 |
$sort_order = array( 'ASC', 'DESC' ); |
| 361 |
$sort_column = array( 'post_author', 'post_date', 'ID', 'menu_order', 'post_modified', 'post_name', 'post_title' ); |
| 362 |
$show_date = array( '', 'created', 'modified' ); |
| 363 |
|
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$instance['sort_column'] = in_array( $new_instance['sort_column'], $sort_column, true ) ? $new_instance['sort_column'] : 'post_title'; |
| 365 |
$instance['sort_order'] = in_array( $new_instance['sort_order'], $sort_order, true ) ? $new_instance['sort_order'] : 'ASC'; |
| 366 |
$instance['show_date'] = in_array( $new_instance['show_date'], $show_date, true ) ? $new_instance['show_date'] : ''; |
| 367 |
|
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// Text boxes. Make sure user can use 'unfiltered_html'. |
| 369 |
$instance['link_before'] = current_user_can( 'unfiltered_html' ) ? $new_instance['link_before'] : wp_kses_post( $new_instance['link_before'] ); |
| 370 |
$instance['link_after'] = current_user_can( 'unfiltered_html' ) ? $new_instance['link_after'] : wp_kses_post( $new_instance['link_after'] ); |
| 371 |
|
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// Integers. |
| 373 |
$instance['number'] = absint( $new_instance['number'] ); |
| 374 |
$instance['depth'] = absint( $new_instance['depth'] ); |
| 375 |
$instance['child_of'] = absint( $new_instance['child_of'] ); |
| 376 |
$instance['offset'] = absint( $new_instance['offset'] ); |
| 377 |
|
| 378 |
// Sanitize text field |
| 379 |
$instance['include'] = sanitize_text_field( $new_instance['include'] ); |
| 380 |
$instance['exclude'] = sanitize_text_field( $new_instance['exclude'] ); // phpcs:ignore WordPressVIPMinimum.Performance.WPQueryParams.PostNotIn_exclude -- Required wp_list_pages() parameter. |
| 381 |
$instance['exclude_tree'] = sanitize_text_field( $new_instance['exclude_tree'] ); |
| 382 |
$instance['authors'] = sanitize_text_field( $new_instance['authors'] ); |
| 383 |
|
| 384 |
// Then restrict to numbers & commas |
| 385 |
$instance['include'] = preg_replace( '/[^0-9,]/', '', $new_instance['include'] ); |
| 386 |
$instance['exclude'] = preg_replace( '/[^0-9,]/', '', $new_instance['exclude'] ); // phpcs:ignore WordPressVIPMinimum.Performance.WPQueryParams.PostNotIn_exclude -- Required wp_list_pages() parameter. |
| 387 |
$instance['exclude_tree'] = preg_replace( '/[^0-9,]/', '', $new_instance['exclude_tree'] ); |
| 388 |
$instance['authors'] = preg_replace( '/[^0-9,]/', '', $new_instance['authors'] ); |
| 389 |
|
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// Checkboxes. |
| 391 |
$instance['hierarchical'] = isset( $new_instance['hierarchical'] ) ? 1 : 0; |
| 392 |
|
| 393 |
// Return sanitized options. |
| 394 |
return $instance; |
| 395 |
} |
| 396 |
|
| 397 |
/** |
| 398 |
* Displays the Widget in the front-end. |
| 399 |
* |
| 400 |
* $args Display arguments including before_title, after_title, before_widget, and after_widget. |
| 401 |
* $instance The settings for the particular instance of the widget |
| 402 |
*/ |
| 403 |
public function widget( $args, $instance ) { |
| 404 |
// Merge instance with defaults. |
| 405 |
$instance = wp_parse_args( $instance, $this->defaults ); |
| 406 |
|
| 407 |
// Escape widget wrapper attributes. |
| 408 |
echo wp_kses_post( $args['before_widget'] ); |
| 409 |
|
| 410 |
// If a title was input by the user, display it safely. |
| 411 |
if ( ! empty( $instance['title'] ) ) { |
| 412 |
echo wp_kses_post( $args['before_title'] ); |
| 413 |
|
| 414 |
// Apply filters to title, then escape it for output |
| 415 |
$title = apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base ); |
| 416 |
echo esc_html( $title ); |
| 417 |
|
| 418 |
echo wp_kses_post( $args['after_title'] ); |
| 419 |
} |
| 420 |
|
| 421 |
// Output the main content of the widget (shortcode output) |
| 422 |
echo wp_kses_post( $this->shortcode( $instance ) ); |
| 423 |
|
| 424 |
// Close the widget wrapper safely. |
| 425 |
echo wp_kses_post( $args['after_widget'] ); |
| 426 |
} |
| 427 |
|
| 428 |
public function shortcode( $atts ) { |
| 429 |
// Set the $title_li and $echo to false. |
| 430 |
$atts['title_li'] = false; |
| 431 |
$atts['echo'] = false; |
| 432 |
|
| 433 |
$ew_pages = ''; |
| 434 |
|
| 435 |
// Only show this title in block element and not on widget. |
| 436 |
if ( isset( $atts['is_block'] ) && true === $atts['is_block'] && !empty( $atts['title'] ) ) { |
| 437 |
$ew_pages .= '<h2 class="ew-page-block-title">' . esc_html( $atts['title'] ) . '</h2>'; |
| 438 |
} |
| 439 |
|
| 440 |
// Output the page list. |
| 441 |
$ew_pages .= '<ul class="pages">' . str_replace( |
| 442 |
array( "\r", "\n", "\t" ), |
| 443 |
'', |
| 444 |
wp_list_pages( $atts ) |
| 445 |
) . '</ul>'; |
| 446 |
|
| 447 |
return wp_kses_post( $ew_pages ); |
| 448 |
} |
| 449 |
} |
| 450 |
endif; |
| 451 |
|
| 452 |
|
| 453 |
if ( ! function_exists( 'ew_pages_register' ) ) : |
| 454 |
/** |
| 455 |
* Intiate About_Widget Class. |
| 456 |
* |
| 457 |
* @since 1.0.0 |
| 458 |
*/ |
| 459 |
function ew_pages_register() { // phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedFunctionFound -- ew_ is this plugin's abbreviated prefix. |
| 460 |
register_widget( 'EW_Pages' ); |
| 461 |
} |
| 462 |
add_action( 'widgets_init', 'ew_pages_register' ); |
| 463 |
endif; |
| 464 |
|
