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<?php
namespace Bootstrap\Hooks;
use RuntimeException;
use InvalidArgumentException;
/**
* File holding the Hooks class
*
* @copyright (C) 2013, Stephan Gambke
* @license http://www.gnu.org/licenses/gpl-3.0.html GNU General Public License, version 3 (or later)
*
* This file is part of the MediaWiki extension Bootstrap.
* The Bootstrap extension is free software: you can redistribute it and/or
* modify it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The Bootstrap extension is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @file
* @ingroup Bootstrap
*/
/**
* @see https://www.mediawiki.org/wiki/Manual:Hooks/SetupAfterCache
*
* @package bootstrap
* @license GNU GPL v3+
* @since 1.0
*
* @author mwjames
* @author Stephan Gambke
*/
class SetupAfterCache {
protected $configuration = array();
/**
* @since 1.0
*
* @param array $configuration
*/
public function __construct( array $configuration ) {
$this->configuration = $configuration;
}
/**
* @since 1.0
*
* @throws InvalidArgumentException
* @throws RuntimeException
*/
public function process() {
$this->assertAcceptableConfiguration();
$this->removeLegacyLessCompilerFromComposerAutoloader();
$this->registerBootstrapResourcePaths(
$this->isReadablePath( $this->configuration['localBasePath'] ),
$this->configuration[ 'remoteBasePath' ]
);
$this->registerCacheTriggers();
return true;
}
/**
* Add paths to resource modules if they are not there yet (e.g. set in LocalSettings.php)
* @param string $localBasePath
* @param string $remoteBasePath
*/
protected function registerBootstrapResourcePaths( $localBasePath, $remoteBasePath ) {
$GLOBALS[ 'wgResourceModules' ][ 'ext.bootstrap.styles' ] = array_replace_recursive( array(
'localBasePath' => $localBasePath . '/less',
'remoteBasePath' => $remoteBasePath . '/less',
'variables' => array(
'icon-font-path' => "\"$remoteBasePath/fonts/\"",
),
),
$GLOBALS[ 'wgResourceModules' ][ 'ext.bootstrap.styles' ]
);
$GLOBALS[ 'wgResourceModules' ][ 'ext.bootstrap.scripts' ] = array_replace_recursive( array(
'localBasePath' => $localBasePath . '/js',
'remoteBasePath' => $remoteBasePath . '/js',
),
$GLOBALS[ 'wgResourceModules' ][ 'ext.bootstrap.scripts' ]
);
}
/**
* Remove lessc adapter of the less.php compiler from Composer autoloader
*
* MediaWiki core uses the lessc compiler from http://leafo.net/lessphp .
* This compiler requires non-standard Less files which are incompatible
* with the compiler used by the Bootstrap extension. It is therefore
* necessary to ensure that MW will load its own lessc compiler class
* and not the adapter class provided by the Less compiler used by the
* Bootstrap extension or else it will not be able to compile its broken
* Less files.
*/
protected function removeLegacyLessCompilerFromComposerAutoloader() {
$autoloadFunctions = spl_autoload_functions();
foreach ( $autoloadFunctions as $autoloadFunction ) {
if ( is_object( $autoloadFunction ) && ( $autoloadFunction instanceof Closure ) ) {
continue;
}
$classLoader = $autoloadFunction[ 0 ];
if ( is_a( $classLoader, '\Composer\Autoload\ClassLoader' ) ) {
$classMap = $classLoader->getClassMap();
if ( !is_array( $classMap ) ||
!array_key_exists( 'lessc', $classMap ) ||
strpos( $classMap[ 'lessc' ], '/less.php/less.php/lessc.inc.php') !== false ) {
$classLoader->addClassMap( array( 'lessc' => null ) );
}
break;
}
}
}
/**
* @param string $id
* @return bool
*/
protected function hasConfiguration( $id ) {
return isset( $this->configuration[ $id ] );
}
/**
* @param string $localBasePath
* @return string
* @throws RuntimeException
*/
protected function isReadablePath( $localBasePath ) {
$localBasePath = str_replace( array( '\\', '/' ), DIRECTORY_SEPARATOR, $localBasePath );
if ( is_readable( $localBasePath ) ) {
return $localBasePath;
}
throw new RuntimeException( "Expected an accessible {$localBasePath} path" );
}
protected function registerCacheTriggers() {
$defaultRecacheTriggers = array(
'LocalSettings.php' => $this->configuration[ 'IP' ] . '/LocalSettings.php',
'composer.lock' => $this->configuration[ 'IP' ] . '/composer.lock',
);
foreach ( $defaultRecacheTriggers as $key => $filename ) {
if ( array_key_exists( $key, $GLOBALS[ 'wgResourceModules' ][ 'ext.bootstrap.styles' ][ 'cachetriggers' ] ) &&
$GLOBALS[ 'wgResourceModules' ][ 'ext.bootstrap.styles' ][ 'cachetriggers' ][ $key ] === null ) {
$GLOBALS[ 'wgResourceModules' ][ 'ext.bootstrap.styles' ][ 'cachetriggers' ][ $key ] = $filename;
}
}
}
public function assertAcceptableConfiguration() {
$configElements = array(
'localBasePath' => 'Local base path to Bootstrap modules not found.',
'remoteBasePath' => 'Remote base path to Bootstrap modules not found.',
'IP' => 'Full path to working directory ($IP) not found.',
);
foreach ( $configElements as $key => $errorMessage ) {
if ( !$this->hasConfiguration( $key ) ) {
throw new InvalidArgumentException( $errorMessage );
}
}
}
}
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