wp/wp-includes/class-wp-theme.php
changeset 5 5e2f62d02dcd
parent 0 d970ebf37754
child 7 cf61fcea0001
--- a/wp/wp-includes/class-wp-theme.php	Mon Jun 08 16:11:51 2015 +0000
+++ b/wp/wp-includes/class-wp-theme.php	Tue Jun 09 03:35:32 2015 +0200
@@ -43,6 +43,16 @@
 		'twentyeleven'   => 'Twenty Eleven',
 		'twentytwelve'   => 'Twenty Twelve',
 		'twentythirteen' => 'Twenty Thirteen',
+		'twentyfourteen' => 'Twenty Fourteen',
+		'twentyfifteen'  => 'Twenty Fifteen',
+	);
+
+	/**
+	 * Renamed theme tags.
+	 */
+	private static $tag_map = array(
+		'fixed-width'    => 'fixed-layout',
+		'flexible-width' => 'fluid-layout',
 	);
 
 	/**
@@ -170,6 +180,7 @@
 
 		// Initialize caching on first run.
 		if ( ! isset( self::$persistently_cache ) ) {
+			/** This action is documented in wp-includes/theme.php */
 			self::$persistently_cache = apply_filters( 'wp_cache_themes_persistently', false, 'WP_Theme' );
 			if ( self::$persistently_cache ) {
 				wp_cache_add_global_groups( 'themes' );
@@ -263,7 +274,7 @@
 		// Set the parent, if we're a child theme.
 		if ( $this->template != $this->stylesheet ) {
 			// If we are a parent, then there is a problem. Only two generations allowed! Cancel things out.
-			if ( is_a( $_child, 'WP_Theme' ) && $_child->template == $this->stylesheet ) {
+			if ( $_child instanceof WP_Theme && $_child->template == $this->stylesheet ) {
 				$_child->parent = null;
 				$_child->errors = new WP_Error( 'theme_parent_invalid', sprintf( __( 'The "%s" theme is not a valid parent theme.' ), $_child->template ) );
 				$_child->cache_add( 'theme', array( 'headers' => $_child->headers, 'errors' => $_child->errors, 'stylesheet' => $_child->stylesheet, 'template' => $_child->template ) );
@@ -525,7 +536,7 @@
 	 * @since 3.4.0
 	 *
 	 * @param string $header Theme header. Name, Description, Author, Version, ThemeURI, AuthorURI, Status, Tags.
-	 * @return string String on success, false on failure.
+	 * @return string|bool String on success, false on failure.
 	 */
 	public function get( $header ) {
 		if ( ! isset( $this->headers[ $header ] ) )
@@ -561,10 +572,13 @@
 	 * @param string $header Theme header. Name, Description, Author, Version, ThemeURI, AuthorURI, Status, Tags.
 	 * @param bool $markup Optional. Whether to mark up the header. Defaults to true.
 	 * @param bool $translate Optional. Whether to translate the header. Defaults to true.
-	 * @return string Processed header, false on failure.
+	 * @return string|bool Processed header, false on failure.
 	 */
 	public function display( $header, $markup = true, $translate = true ) {
 		$value = $this->get( $header );
+		if ( false === $value ) {
+			return false;
+		}
 
 		if ( $translate && ( empty( $value ) || ! $this->load_textdomain() ) )
 			$translate = false;
@@ -622,6 +636,9 @@
 			case 'Tags' :
 				$value = array_filter( array_map( 'trim', explode( ',', strip_tags( $value ) ) ) );
 				break;
+			case 'Version' :
+				$value = strip_tags( $value );
+				break;
 		}
 
 		return $value;
@@ -649,10 +666,7 @@
 				break;
 			case 'Author' :
 				if ( $this->get('AuthorURI') ) {
-					static $attr = null;
-					if ( ! isset( $attr ) )
-						$attr = esc_attr__( 'Visit author homepage' );
-					$value = sprintf( '<a href="%1$s" title="%2$s">%3$s</a>', $this->display( 'AuthorURI', true, $translate ), $attr, $value );
+					$value = sprintf( '<a href="%1$s">%2$s</a>', $this->display( 'AuthorURI', true, $translate ), $value );
 				} elseif ( ! $value ) {
 					$value = __( 'Anonymous' );
 				}
@@ -705,12 +719,15 @@
 				}
 
 				foreach ( $value as &$tag ) {
-					if ( isset( $tags_list[ $tag ] ) )
+					if ( isset( $tags_list[ $tag ] ) ) {
 						$tag = $tags_list[ $tag ];
+					} elseif ( isset( self::$tag_map[ $tag ] ) ) {
+						$tag = $tags_list[ self::$tag_map[ $tag ] ];
+					}
 				}
 
 				return $value;
-				break;
+
 			default :
 				$value = translate( $value, $this->get('TextDomain') );
 		}
@@ -841,8 +858,6 @@
 	 * for all other URLs returned by WP_Theme, so we pass it to the public function
 	 * get_theme_root_uri() and allow it to run the theme_root_uri filter.
 	 *
-	 * @uses get_theme_root_uri()
-	 *
 	 * @since 3.4.0
 	 * @access public
 	 *
@@ -918,9 +933,10 @@
 	 * @since 3.4.0
 	 * @access public
 	 *
+	 * @param WP_Post|null $post Optional. The post being edited, provided for context.
 	 * @return array Array of page templates, keyed by filename, with the value of the translated header name.
 	 */
-	public function get_page_templates() {
+	public function get_page_templates( $post = null ) {
 		// If you screw up your current theme and we invalidate your parent, most things still work. Let it slide.
 		if ( $this->errors() && $this->errors()->get_error_codes() !== array( 'theme_parent_invalid' ) )
 			return array();
@@ -948,9 +964,23 @@
 		}
 
 		if ( $this->parent() )
-			$page_templates += $this->parent()->get_page_templates();
+			$page_templates += $this->parent()->get_page_templates( $post );
 
-		return $page_templates;
+		/**
+		 * Filter list of page templates for a theme.
+		 *
+		 * This filter does not currently allow for page templates to be added.
+		 *
+		 * @since 3.9.0
+		 *
+		 * @param array        $page_templates Array of page templates. Keys are filenames,
+		 *                                     values are translated names.
+		 * @param WP_Theme     $this           The theme object.
+		 * @param WP_Post|null $post           The post being edited, provided for context, or null.
+		 */
+		$return = apply_filters( 'theme_page_templates', $page_templates, $this, $post );
+
+		return array_intersect_assoc( $return, $page_templates );
 	}
 
 	/**
@@ -1006,8 +1036,8 @@
 	 * @since 3.4.0
 	 * @access public
 	 *
-	 * @return True if the textdomain was successfully loaded or has already been loaded. False if
-	 * 	no textdomain was specified in the file headers, or if the domain could not be loaded.
+	 * @return bool True if the textdomain was successfully loaded or has already been loaded.
+	 * 	False if no textdomain was specified in the file headers, or if the domain could not be loaded.
 	 */
 	public function load_textdomain() {
 		if ( isset( $this->textdomain_loaded ) )
@@ -1074,6 +1104,13 @@
 	 * @return array Array of stylesheet names.
 	 */
 	public static function get_allowed( $blog_id = null ) {
+		/**
+		 * Filter the array of themes allowed on the site or network.
+		 *
+		 * @since MU
+		 *
+		 * @param array $allowed_themes An array of theme stylesheet names.
+		 */
 		$network = (array) apply_filters( 'allowed_themes', self::get_allowed_on_network() );
 		return $network + self::get_allowed_on_site( $blog_id );
 	}