diff -r cf61fcea0001 -r c7c34916027a wp/wp-content/themes/twentyfourteen/inc/featured-content.php
--- a/wp/wp-content/themes/twentyfourteen/inc/featured-content.php	Mon Oct 14 17:39:30 2019 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,512 +0,0 @@
-<?php
-/**
- * Twenty Fourteen Featured Content
- *
- * This module allows you to define a subset of posts to be displayed
- * in the theme's Featured Content area.
- *
- * For maximum compatibility with different methods of posting users
- * will designate a featured post tag to associate posts with. Since
- * this tag now has special meaning beyond that of a normal tags, users
- * will have the ability to hide it from the front end of their site.
- */
-class Featured_Content {
-
-	/**
-	 * The maximum number of posts a Featured Content area can contain.
-	 *
-	 * We define a default value here but themes can override
-	 * this by defining a "max_posts" entry in the second parameter
-	 * passed in the call to add_theme_support( 'featured-content' ).
-	 *
-	 * @see Featured_Content::init()
-	 *
-	 * @since Twenty Fourteen 1.0
-	 *
-	 * @var int
-	 */
-	public static $max_posts = 15;
-
-	/**
-	 * Instantiate.
-	 *
-	 * All custom functionality will be hooked into the "init" action.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 */
-	public static function setup() {
-		add_action( 'init', array( __CLASS__, 'init' ), 30 );
-	}
-
-	/**
-	 * Conditionally hook into WordPress.
-	 *
-	 * Theme must declare that they support this module by adding
-	 * add_theme_support( 'featured-content' ); during after_setup_theme.
-	 *
-	 * If no theme support is found there is no need to hook into WordPress.
-	 * We'll just return early instead.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 */
-	public static function init() {
-		$theme_support = get_theme_support( 'featured-content' );
-
-		// Return early if theme does not support Featured Content.
-		if ( ! $theme_support ) {
-			return;
-		}
-
-		/*
-		 * An array of named arguments must be passed as the second parameter
-		 * of add_theme_support().
-		 */
-		if ( ! isset( $theme_support[0] ) ) {
-			return;
-		}
-
-		// Return early if "featured_content_filter" has not been defined.
-		if ( ! isset( $theme_support[0]['featured_content_filter'] ) ) {
-			return;
-		}
-
-		$filter = $theme_support[0]['featured_content_filter'];
-
-		// Theme can override the number of max posts.
-		if ( isset( $theme_support[0]['max_posts'] ) ) {
-			self::$max_posts = absint( $theme_support[0]['max_posts'] );
-		}
-
-		add_filter( $filter, array( __CLASS__, 'get_featured_posts' ) );
-		add_action( 'customize_register', array( __CLASS__, 'customize_register' ), 9 );
-		add_action( 'admin_init', array( __CLASS__, 'register_setting' ) );
-		add_action( 'switch_theme', array( __CLASS__, 'delete_transient' ) );
-		add_action( 'save_post', array( __CLASS__, 'delete_transient' ) );
-		add_action( 'delete_post_tag', array( __CLASS__, 'delete_post_tag' ) );
-		add_action( 'customize_controls_enqueue_scripts', array( __CLASS__, 'enqueue_scripts' ) );
-		add_action( 'pre_get_posts', array( __CLASS__, 'pre_get_posts' ) );
-		add_action( 'wp_loaded', array( __CLASS__, 'wp_loaded' ) );
-	}
-
-	/**
-	 * Hide "featured" tag from the front end.
-	 *
-	 * Has to run on wp_loaded so that the preview filters of the Customizer
-	 * have a chance to alter the value.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 */
-	public static function wp_loaded() {
-		if ( self::get_setting( 'hide-tag' ) ) {
-			add_filter( 'get_terms', array( __CLASS__, 'hide_featured_term' ), 10, 3 );
-			add_filter( 'get_the_terms', array( __CLASS__, 'hide_the_featured_term' ), 10, 3 );
-		}
-	}
-
-	/**
-	 * Get featured posts.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 *
-	 * @return array Array of featured posts.
-	 */
-	public static function get_featured_posts() {
-		$post_ids = self::get_featured_post_ids();
-
-		// No need to query if there is are no featured posts.
-		if ( empty( $post_ids ) ) {
-			return array();
-		}
-
-		$featured_posts = get_posts(
-			array(
-				'include'        => $post_ids,
-				'posts_per_page' => count( $post_ids ),
-			)
-		);
-
-		return $featured_posts;
-	}
-
-	/**
-	 * Get featured post IDs
-	 *
-	 * This function will return the an array containing the
-	 * post IDs of all featured posts.
-	 *
-	 * Sets the "featured_content_ids" transient.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 *
-	 * @return array Array of post IDs.
-	 */
-	public static function get_featured_post_ids() {
-		// Get array of cached results if they exist.
-		$featured_ids = get_transient( 'featured_content_ids' );
-
-		if ( false === $featured_ids ) {
-			$settings = self::get_setting();
-			$term     = get_term_by( 'name', $settings['tag-name'], 'post_tag' );
-
-			if ( $term ) {
-				// Query for featured posts.
-				$featured_ids = get_posts(
-					array(
-						'fields'           => 'ids',
-						'numberposts'      => self::$max_posts,
-						'suppress_filters' => false,
-						'tax_query'        => array(
-							array(
-								'field'    => 'term_id',
-								'taxonomy' => 'post_tag',
-								'terms'    => $term->term_id,
-							),
-						),
-					)
-				);
-			}
-
-			// Get sticky posts if no Featured Content exists.
-			if ( ! $featured_ids ) {
-				$featured_ids = self::get_sticky_posts();
-			}
-
-			set_transient( 'featured_content_ids', $featured_ids );
-		}
-
-		// Ensure correct format before return.
-		return array_map( 'absint', $featured_ids );
-	}
-
-	/**
-	 * Return an array with IDs of posts maked as sticky.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 *
-	 * @return array Array of sticky posts.
-	 */
-	public static function get_sticky_posts() {
-		return array_slice( get_option( 'sticky_posts', array() ), 0, self::$max_posts );
-	}
-
-	/**
-	 * Delete featured content ids transient.
-	 *
-	 * Hooks in the "save_post" action.
-	 *
-	 * @see Featured_Content::validate_settings().
-	 *
-	 * @since Twenty Fourteen 1.0
-	 */
-	public static function delete_transient() {
-		delete_transient( 'featured_content_ids' );
-	}
-
-	/**
-	 * Exclude featured posts from the home page blog query.
-	 *
-	 * Filter the home page posts, and remove any featured post ID's from it.
-	 * Hooked onto the 'pre_get_posts' action, this changes the parameters of
-	 * the query before it gets any posts.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 *
-	 * @param WP_Query $query WP_Query object.
-	 * @return WP_Query Possibly-modified WP_Query.
-	 */
-	public static function pre_get_posts( $query ) {
-
-		// Bail if not home or not main query.
-		if ( ! $query->is_home() || ! $query->is_main_query() ) {
-			return;
-		}
-
-		// Bail if the blog page is not the front page.
-		if ( 'posts' !== get_option( 'show_on_front' ) ) {
-			return;
-		}
-
-		$featured = self::get_featured_post_ids();
-
-		// Bail if no featured posts.
-		if ( ! $featured ) {
-			return;
-		}
-
-		// We need to respect post ids already in the blacklist.
-		$post__not_in = $query->get( 'post__not_in' );
-
-		if ( ! empty( $post__not_in ) ) {
-			$featured = array_merge( (array) $post__not_in, $featured );
-			$featured = array_unique( $featured );
-		}
-
-		$query->set( 'post__not_in', $featured );
-	}
-
-	/**
-	 * Reset tag option when the saved tag is deleted.
-	 *
-	 * It's important to mention that the transient needs to be deleted,
-	 * too. While it may not be obvious by looking at the function alone,
-	 * the transient is deleted by Featured_Content::validate_settings().
-	 *
-	 * Hooks in the "delete_post_tag" action.
-	 *
-	 * @see Featured_Content::validate_settings().
-	 *
-	 * @since Twenty Fourteen 1.0
-	 *
-	 * @param int $tag_id The term_id of the tag that has been deleted.
-	 */
-	public static function delete_post_tag( $tag_id ) {
-		$settings = self::get_setting();
-
-		if ( empty( $settings['tag-id'] ) || $tag_id != $settings['tag-id'] ) {
-			return;
-		}
-
-		$settings['tag-id'] = 0;
-		$settings           = self::validate_settings( $settings );
-		update_option( 'featured-content', $settings );
-	}
-
-	/**
-	 * Hide featured tag from displaying when global terms are queried from the front end.
-	 *
-	 * Hooks into the "get_terms" filter.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 *
-	 * @param array $terms      List of term objects. This is the return value of get_terms().
-	 * @param array $taxonomies An array of taxonomy slugs.
-	 * @return array A filtered array of terms.
-	 *
-	 * @uses Featured_Content::get_setting()
-	 */
-	public static function hide_featured_term( $terms, $taxonomies, $args ) {
-
-		// This filter is only appropriate on the front end.
-		if ( is_admin() ) {
-			return $terms;
-		}
-
-		// We only want to hide the featured tag.
-		if ( ! in_array( 'post_tag', $taxonomies ) ) {
-			return $terms;
-		}
-
-		// Bail if no terms were returned.
-		if ( empty( $terms ) ) {
-			return $terms;
-		}
-
-		// Bail if term objects are unavailable.
-		if ( 'all' != $args['fields'] ) {
-			return $terms;
-		}
-
-		$settings = self::get_setting();
-		foreach ( $terms as $order => $term ) {
-			if ( ( $settings['tag-id'] === $term->term_id || $settings['tag-name'] === $term->name ) && 'post_tag' === $term->taxonomy ) {
-				unset( $terms[ $order ] );
-			}
-		}
-
-		return $terms;
-	}
-
-	/**
-	 * Hide featured tag from display when terms associated with a post object
-	 * are queried from the front end.
-	 *
-	 * Hooks into the "get_the_terms" filter.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 *
-	 * @param array $terms    A list of term objects. This is the return value of get_the_terms().
-	 * @param int   $id       The ID field for the post object that terms are associated with.
-	 * @param array $taxonomy An array of taxonomy slugs.
-	 * @return array Filtered array of terms.
-	 *
-	 * @uses Featured_Content::get_setting()
-	 */
-	public static function hide_the_featured_term( $terms, $id, $taxonomy ) {
-
-		// This filter is only appropriate on the front end.
-		if ( is_admin() ) {
-			return $terms;
-		}
-
-		// Make sure we are in the correct taxonomy.
-		if ( 'post_tag' != $taxonomy ) {
-			return $terms;
-		}
-
-		// No terms? Return early!
-		if ( empty( $terms ) ) {
-			return $terms;
-		}
-
-		$settings = self::get_setting();
-		foreach ( $terms as $order => $term ) {
-			if ( ( $settings['tag-id'] === $term->term_id || $settings['tag-name'] === $term->name ) && 'post_tag' === $term->taxonomy ) {
-				unset( $terms[ $term->term_id ] );
-			}
-		}
-
-		return $terms;
-	}
-
-	/**
-	 * Register custom setting on the Settings -> Reading screen.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 */
-	public static function register_setting() {
-		register_setting( 'featured-content', 'featured-content', array( __CLASS__, 'validate_settings' ) );
-	}
-
-	/**
-	 * Add settings to the Customizer.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 *
-	 * @param WP_Customize_Manager $wp_customize Customizer object.
-	 */
-	public static function customize_register( $wp_customize ) {
-		$wp_customize->add_section(
-			'featured_content', array(
-				'title'          => __( 'Featured Content', 'twentyfourteen' ),
-				'description'    => sprintf(
-					__( 'Use a <a href="%1$s">tag</a> to feature your posts. If no posts match the tag, <a href="%2$s">sticky posts</a> will be displayed instead.', 'twentyfourteen' ),
-					esc_url( add_query_arg( 'tag', _x( 'featured', 'featured content default tag slug', 'twentyfourteen' ), admin_url( 'edit.php' ) ) ),
-					admin_url( 'edit.php?show_sticky=1' )
-				),
-				'priority'       => 130,
-				'theme_supports' => 'featured-content',
-			)
-		);
-
-		// Add Featured Content settings.
-		$wp_customize->add_setting(
-			'featured-content[tag-name]', array(
-				'default'              => _x( 'featured', 'featured content default tag slug', 'twentyfourteen' ),
-				'type'                 => 'option',
-				'sanitize_js_callback' => array( __CLASS__, 'delete_transient' ),
-			)
-		);
-		$wp_customize->add_setting(
-			'featured-content[hide-tag]', array(
-				'default'              => true,
-				'type'                 => 'option',
-				'sanitize_js_callback' => array( __CLASS__, 'delete_transient' ),
-			)
-		);
-
-		// Add Featured Content controls.
-		$wp_customize->add_control(
-			'featured-content[tag-name]', array(
-				'label'    => __( 'Tag Name', 'twentyfourteen' ),
-				'section'  => 'featured_content',
-				'priority' => 20,
-			)
-		);
-		$wp_customize->add_control(
-			'featured-content[hide-tag]', array(
-				'label'    => __( 'Don&rsquo;t display tag on front end.', 'twentyfourteen' ),
-				'section'  => 'featured_content',
-				'type'     => 'checkbox',
-				'priority' => 30,
-			)
-		);
-	}
-
-	/**
-	 * Enqueue the tag suggestion script.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 */
-	public static function enqueue_scripts() {
-		wp_enqueue_script( 'featured-content-suggest', get_template_directory_uri() . '/js/featured-content-admin.js', array( 'jquery', 'suggest' ), '20131022', true );
-	}
-
-	/**
-	 * Get featured content settings.
-	 *
-	 * Get all settings recognized by this module. This function
-	 * will return all settings whether or not they have been stored
-	 * in the database yet. This ensures that all keys are available
-	 * at all times.
-	 *
-	 * In the event that you only require one setting, you may pass
-	 * its name as the first parameter to the function and only that
-	 * value will be returned.
-	 *
-	 * @since Twenty Fourteen 1.0
-	 *
-	 * @param string $key The key of a recognized setting.
-	 * @return mixed Array of all settings by default. A single value if passed as first parameter.
-	 */
-	public static function get_setting( $key = 'all' ) {
-		$saved = (array) get_option( 'featured-content' );
-
-		$defaults = array(
-			'hide-tag' => 1,
-			'tag-id'   => 0,
-			'tag-name' => _x( 'featured', 'featured content default tag slug', 'twentyfourteen' ),
-		);
-
-		$options = wp_parse_args( $saved, $defaults );
-		$options = array_intersect_key( $options, $defaults );
-
-		if ( 'all' != $key ) {
-			return isset( $options[ $key ] ) ? $options[ $key ] : false;
-		}
-
-		return $options;
-	}
-
-	/**
-	 * Validate featured content settings.
-	 *
-	 * Make sure that all user supplied content is in an expected
-	 * format before saving to the database. This function will also
-	 * delete the transient set in Featured_Content::get_featured_content().
-	 *
-	 * @since Twenty Fourteen 1.0
-	 *
-	 * @param array $input Array of settings input.
-	 * @return array Validated settings output.
-	 */
-	public static function validate_settings( $input ) {
-		$output = array();
-
-		if ( empty( $input['tag-name'] ) ) {
-			$output['tag-id'] = 0;
-		} else {
-			$term = get_term_by( 'name', $input['tag-name'], 'post_tag' );
-
-			if ( $term ) {
-				$output['tag-id'] = $term->term_id;
-			} else {
-				$new_tag = wp_create_tag( $input['tag-name'] );
-
-				if ( ! is_wp_error( $new_tag ) && isset( $new_tag['term_id'] ) ) {
-					$output['tag-id'] = $new_tag['term_id'];
-				}
-			}
-
-			$output['tag-name'] = $input['tag-name'];
-		}
-
-		$output['hide-tag'] = isset( $input['hide-tag'] ) && $input['hide-tag'] ? 1 : 0;
-
-		// Delete the featured post ids transient.
-		self::delete_transient();
-
-		return $output;
-	}
-} // Featured_Content
-
-Featured_Content::setup();