/**
* Convert an array of module names to a packed query string.
*
- * For example, [ 'foo.bar', 'foo.baz', 'bar.baz', 'bar.quux' ]
- * becomes 'foo.bar,baz|bar.baz,quux'
+ * For example, `[ 'foo.bar', 'foo.baz', 'bar.baz', 'bar.quux' ]`
+ * becomes `'foo.bar,baz|bar.baz,quux'`.
+ *
+ * This process is reversed by ResourceLoaderContext::expandModuleNames().
+ * See also mw.loader#buildModulesString() which is a port of this, used
+ * on the client-side.
+ *
* @param array $modules List of module names (strings)
* @return string Packed query string
*/
public static function makePackedModulesString( $modules ) {
- $groups = []; // [ prefix => [ suffixes ] ]
+ $moduleMap = []; // [ prefix => [ suffixes ] ]
foreach ( $modules as $module ) {
$pos = strrpos( $module, '.' );
$prefix = $pos === false ? '' : substr( $module, 0, $pos );
$suffix = $pos === false ? $module : substr( $module, $pos + 1 );
- $groups[$prefix][] = $suffix;
+ $moduleMap[$prefix][] = $suffix;
}
$arr = [];
- foreach ( $groups as $prefix => $suffixes ) {
+ foreach ( $moduleMap as $prefix => $suffixes ) {
$p = $prefix === '' ? '' : $prefix . '.';
$arr[] = $p . implode( ',', $suffixes );
}
- $str = implode( '|', $arr );
- return $str;
+ return implode( '|', $arr );
}
/**
* @return array Map of variable names to string CSS values.
*/
public function getLessVars() {
- if ( !$this->lessVars ) {
- $lessVars = $this->config->get( 'ResourceLoaderLESSVars' );
- Hooks::run( 'ResourceLoaderGetLessVars', [ &$lessVars ] );
- $this->lessVars = $lessVars;
+ if ( $this->lessVars === null ) {
+ $this->lessVars = $this->config->get( 'ResourceLoaderLESSVars' );
}
return $this->lessVars;
}