← All changes | inc/classes/class-imagify-filesystem.php +49 -20 2.3.0 → trunk View file →

		@@ -29,8 +29,17 @@
29	29	* @author Grégory Viguier
30	30	*/
31	31	const PATTERN_DELIMITER = '@';
32	32
	33	+ /**
	34	+ * Cached site root URLs, keyed by blog ID.
	35	+ *
	36	+ * @since 2.3.1
	37	+ *
	38	+ * @var array<int,string>
	39	+ */
	40	+ private $site_root_urls = [];
	41	+
33	42	/** ----------------------------------------------------------------------------------------- */
34	43	/** INSTANCIATION =========================================================================== */
35	44	/** ----------------------------------------------------------------------------------------- */
36	45
		@@ -825,8 +834,9 @@
825	834	/**
826	835	* Get the URL of the site's root. It corresponds to the main site's home page URL.
827	836	*
828	837	* @since 1.8.1
	838	+ * @since 2.3.1 Added the imagify_site_root_url filter.
829	839	* @access public
830	840	* @author Grégory Viguier
831	841	*
832	842	* @return string
		@@ -831,37 +841,56 @@
831	841	*
832	842	* @return string
833	843	*/
834	844	public function get_site_root_url() {
835		- static $root_url;
	845	+ $blog_id = get_current_blog_id();
836	846
837		- if ( isset( $root_url ) ) {
838		- return $root_url;
	847	+ if ( isset( $this->site_root_urls[ $blog_id ] ) ) {
	848	+ return $this->site_root_urls[ $blog_id ];
839	849	}
840	850
841		- if ( ! is_multisite() || is_main_site() ) {
842		- $root_url = home_url( '/' );
843		- return $root_url;
844		- }
	851	+ $root_url = home_url( '/' );
845	852
846		- $current_network = false;
	853	+ if ( is_multisite() && ! is_main_site() ) {
	854	+ $current_network = false;
847	855
848		- if ( function_exists( 'get_network' ) ) {
849		- $current_network = get_network();
850		- } elseif ( function_exists( 'get_current_site' ) ) {
851		- $current_network = get_current_site();
	856	+ if ( function_exists( 'get_network' ) ) {
	857	+ $current_network = get_network();
	858	+ } elseif ( function_exists( 'get_current_site' ) ) {
	859	+ $current_network = get_current_site();
	860	+ }
	861	+
	862	+ if ( $current_network ) {
	863	+ $scheme = is_ssl() ? 'https' : 'http';
	864	+ $root_url = set_url_scheme( 'http://' . $current_network->domain . $current_network->path, $scheme );
	865	+ $root_url = trailingslashit( $root_url );
	866	+ }
852	867	}
853	868
854		- if ( ! $current_network ) {
855		- $root_url = home_url( '/' );
856		- return $root_url;
857		- }
	869	+ /**
	870	+ * Filters the URL of the site's root.
	871	+ *
	872	+ * On a multisite, this URL is built from the current network's domain and path. Sites using
	873	+ * domain mapping are served from a domain that does not match it, which prevents Imagify from
	874	+ * recognizing their image URLs as internal. Use this filter to return the URL actually used to
	875	+ * serve the current site.
	876	+ *
	877	+ * The returned value is cached per blog for the rest of the request: callbacks must be
	878	+ * deterministic for a given blog ID.
	879	+ *
	880	+ * @since 2.3.1
	881	+ *
	882	+ * @param string $root_url URL of the site's root, with a trailing slash.
	883	+ * @param int $blog_id ID of the blog the URL was built for.
	884	+ */
	885	+ $filtered_url = apply_filters( 'imagify_site_root_url', $root_url, $blog_id );
858	886
859		- $root_url = is_ssl() ? 'https' : 'http';
860		- $root_url = set_url_scheme( 'http://' . $current_network->domain . $current_network->path, $root_url );
861		- $root_url = trailingslashit( $root_url );
	887	+ // Ignore anything a callback returns that is not a usable URL, rather than casting it blindly.
	888	+ $this->site_root_urls[ $blog_id ] = is_string( $filtered_url ) && '' !== trim( $filtered_url )
	889	+ ? trailingslashit( trim( $filtered_url ) )
	890	+ : home_url( '/' );
862	891
863		- return $root_url;
	892	+ return $this->site_root_urls[ $blog_id ];
864	893	}
865	894
866	895	/**
867	896	* Tell if a path is the site's root.