resourceloader: Move expandModuleNames() to ResourceLoader.php

[lhc/web/wiklou.git] / includes / resourceloader / ResourceLoader.php

diff --git a/includes/resourceloader/ResourceLoader.php b/includes/resourceloader/ResourceLoader.php
index 02e02bb..7fb2df2 100644 (file)
--- a/includes/resourceloader/ResourceLoader.php
+++ b/includes/resourceloader/ResourceLoader.php
@@ -1567,7 +1567,7 @@ MESSAGE;
         * For example, `[ 'foo.bar', 'foo.baz', 'bar.baz', 'bar.quux' ]`
         * becomes `'foo.bar,baz|bar.baz,quux'`.
         *
-        * This process is reversed by ResourceLoaderContext::expandModuleNames().
+        * This process is reversed by ResourceLoader::expandModuleNames().
         * See also mw.loader#buildModulesString() which is a port of this, used
         * on the client-side.
         *
@@ -1591,6 +1591,44 @@ MESSAGE;
                return implode( '|', $arr );
        }
 
+       /**
+        * Expand a string of the form `jquery.foo,bar|jquery.ui.baz,quux` to
+        * an array of module names like `[ 'jquery.foo', 'jquery.bar',
+        * 'jquery.ui.baz', 'jquery.ui.quux' ]`.
+        *
+        * This process is reversed by ResourceLoader::makePackedModulesString().
+        *
+        * @since 1.33
+        * @param string $modules Packed module name list
+        * @return array Array of module names
+        */
+       public static function expandModuleNames( $modules ) {
+               $retval = [];
+               $exploded = explode( '|', $modules );
+               foreach ( $exploded as $group ) {
+                       if ( strpos( $group, ',' ) === false ) {
+                               // This is not a set of modules in foo.bar,baz notation
+                               // but a single module
+                               $retval[] = $group;
+                       } else {
+                               // This is a set of modules in foo.bar,baz notation
+                               $pos = strrpos( $group, '.' );
+                               if ( $pos === false ) {
+                                       // Prefixless modules, i.e. without dots
+                                       $retval = array_merge( $retval, explode( ',', $group ) );
+                               } else {
+                                       // We have a prefix and a bunch of suffixes
+                                       $prefix = substr( $group, 0, $pos ); // 'foo'
+                                       $suffixes = explode( ',', substr( $group, $pos + 1 ) ); // [ 'bar', 'baz' ]
+                                       foreach ( $suffixes as $suffix ) {
+                                               $retval[] = "$prefix.$suffix";
+                                       }
+                               }
+                       }
+               }
+               return $retval;
+       }
+
        /**
         * Determine whether debug mode was requested
         * Order of priority is 1) request param, 2) cookie, 3) $wg setting