f15c605d16
Only throw exception if composer 2 is run, and 1.x of wikimedia/composer-merge-plugin is still installed Bug: T266419 Change-Id: I55fda5e554ade8df309076eff6b60332dde524f5
69 lines
2 KiB
PHP
69 lines
2 KiB
PHP
<?php
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use Composer\Package\Package;
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use Composer\Plugin\PluginInterface;
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use Composer\Script\Event;
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/**
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* @license GPL-2.0-or-later
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* @author Jeroen De Dauw < jeroendedauw@gmail.com >
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*/
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class ComposerHookHandler {
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private static function startAutoloader() {
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$GLOBALS['IP'] = __DIR__ . '/../../';
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require_once __DIR__ . '/../AutoLoader.php';
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}
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public static function onPreUpdate( Event $event ) {
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self::checkMergePluginActive( $event );
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self::startAutoloader();
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self::handleChangeEvent( $event );
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}
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/**
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* Check if composer-merge-plugin has been activated. If not, the most
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* likely explanation is that an old version of the plugin was present
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* which did not support Composer 2, and so Composer disabled it.
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*
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* @param Event $event
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* @throws Exception
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*/
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private static function checkMergePluginActive( Event $event ) {
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if ( version_compare( PluginInterface::PLUGIN_API_VERSION, '2.0.0', '>=' ) ) {
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foreach ( $event->getComposer()->getPluginManager()->getPlugins() as $plugin ) {
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if ( $plugin instanceof \Wikimedia\Composer\Merge\V2\MergePlugin ) {
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// If v2 of wikimedia/composer-merge-plugin is already installed,
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// nothing needs doing
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return;
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}
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// Check if v1 of wikimedia/composer-merge-plugin is still installed
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if ( $plugin instanceof \Wikimedia\Composer\MergePlugin ) {
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throw new \Exception( "wikimedia/composer-merge-plugin 2.x is not activated. " .
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"Use Composer 1.x to update wikimedia/composer-merge-plugin to version " .
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"2.x before running Composer 2.x." );
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}
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}
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}
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}
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public static function onPreInstall( Event $event ) {
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self::startAutoloader();
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self::handleChangeEvent( $event );
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}
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private static function handleChangeEvent( Event $event ) {
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$package = $event->getComposer()->getPackage();
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if ( $package instanceof Package ) {
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$packageModifier = new ComposerPackageModifier(
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$package,
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new ComposerVersionNormalizer(),
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new MediaWikiVersionFetcher()
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);
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$packageModifier->setProvidesMediaWiki();
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}
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}
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}
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