MediaWiki 1.30.2

[autoinstallsdev/mediawiki.git] / maintenance / hhvm / makeRepo.php

diff --git a/maintenance/hhvm/makeRepo.php b/maintenance/hhvm/makeRepo.php
new file mode 100644 (file)
index 0000000..c1aa082
--- /dev/null
+++ b/maintenance/hhvm/makeRepo.php
@@ -0,0 +1,161 @@
+<?php
+
+require __DIR__ . '/../Maintenance.php';
+
+class HHVMMakeRepo extends Maintenance {
+       function __construct() {
+               parent::__construct();
+               $this->addDescription( 'Compile PHP sources for this MediaWiki instance, ' .
+                       'and generate an HHVM bytecode file to be used with HHVM\'s ' .
+                       'RepoAuthoritative mode. The MediaWiki core installation path and ' .
+                       'all registered extensions are automatically searched for the file ' .
+                       'extensions *.php, *.inc, *.php5 and *.phtml.' );
+               $this->addOption( 'output', 'Output filename', true, true, 'o' );
+               $this->addOption( 'input-dir', 'Add an input directory. ' .
+                       'This can be specified multiple times.', false, true, 'd', true );
+               $this->addOption( 'exclude-dir', 'Directory to exclude. ' .
+                       'This can be specified multiple times.', false, true, false, true );
+               $this->addOption( 'extension', 'Extra file extension', false, true, false, true );
+               $this->addOption( 'hhvm', 'Location of HHVM binary', false, true );
+               $this->addOption( 'base-dir', 'The root of all source files. ' .
+                       'This must match hhvm.server.source_root in the server\'s configuration file. ' .
+                       'By default, the MW core install path will be used.',
+                       false, true );
+               $this->addOption( 'verbose', 'Log level 0-3', false, true, 'v' );
+       }
+
+       private static function startsWith( $subject, $search ) {
+               return substr( $subject, 0, strlen( $search ) === $search );
+       }
+
+       function execute() {
+               global $wgExtensionCredits, $IP;
+
+               $dirs = [ $IP ];
+
+               foreach ( $wgExtensionCredits as $type => $extensions ) {
+                       foreach ( $extensions as $extension ) {
+                               if ( isset( $extension['path'] )
+                                       && !self::startsWith( $extension['path'], $IP )
+                               ) {
+                                       $dirs[] = dirname( $extension['path'] );
+                               }
+                       }
+               }
+
+               $dirs = array_merge( $dirs, $this->getOption( 'input-dir', [] ) );
+               $fileExts =
+                       [
+                               'php' => true,
+                               'inc' => true,
+                               'php5' => true,
+                               'phtml' => true
+                       ] +
+                       array_flip( $this->getOption( 'extension', [] ) );
+
+               $dirs = array_unique( $dirs );
+
+               $baseDir = $this->getOption( 'base-dir', $IP );
+               $excludeDirs = array_map( 'realpath', $this->getOption( 'exclude-dir', [] ) );
+
+               if ( $baseDir !== '' && substr( $baseDir, -1 ) !== '/' ) {
+                       $baseDir .= '/';
+               }
+
+               $unfilteredFiles = [ "$IP/LocalSettings.php" ];
+               foreach ( $dirs as $dir ) {
+                       $this->appendDir( $unfilteredFiles, $dir );
+               }
+
+               $files = [];
+               foreach ( $unfilteredFiles as $file ) {
+                       $dotPos = strrpos( $file, '.' );
+                       $slashPos = strrpos( $file, '/' );
+                       if ( $dotPos === false || $slashPos === false || $dotPos < $slashPos ) {
+                               continue;
+                       }
+                       $extension = substr( $file, $dotPos + 1 );
+                       if ( !isset( $fileExts[$extension] ) ) {
+                               continue;
+                       }
+                       $canonical = realpath( $file );
+                       foreach ( $excludeDirs as $excluded ) {
+                               if ( self::startsWith( $canonical, $excluded ) ) {
+                                       continue 2;
+                               }
+                       }
+                       if ( self::startsWith( $file, $baseDir ) ) {
+                               $file = substr( $file, strlen( $baseDir ) );
+                       }
+                       $files[] = $file;
+               }
+
+               $files = array_unique( $files );
+
+               print "Found " . count( $files ) . " files in " .
+                       count( $dirs ) . " directories\n";
+
+               $tmpDir = wfTempDir() . '/mw-make-repo' . mt_rand( 0, 1 << 31 );
+               if ( !mkdir( $tmpDir ) ) {
+                       $this->error( 'Unable to create temporary directory', 1 );
+               }
+               file_put_contents( "$tmpDir/file-list", implode( "\n", $files ) );
+
+               $hhvm = $this->getOption( 'hhvm', 'hhvm' );
+               $verbose = $this->getOption( 'verbose', 3 );
+               $cmd = wfEscapeShellArg(
+                       $hhvm,
+                       '--hphp',
+                       '--target', 'hhbc',
+                       '--format', 'binary',
+                       '--force', '1',
+                       '--keep-tempdir', '1',
+                       '--log', $verbose,
+                       '-v', 'AllVolatile=true',
+                       '--input-dir', $baseDir,
+                       '--input-list', "$tmpDir/file-list",
+                       '--output-dir', $tmpDir );
+               print "$cmd\n";
+               passthru( $cmd, $ret );
+               if ( $ret ) {
+                       $this->cleanupTemp( $tmpDir );
+                       $this->error( "Error: HHVM returned error code $ret", 1 );
+               }
+               if ( !rename( "$tmpDir/hhvm.hhbc", $this->getOption( 'output' ) ) ) {
+                       $this->cleanupTemp( $tmpDir );
+                       $this->error( "Error: unable to rename output file", 1 );
+               }
+               $this->cleanupTemp( $tmpDir );
+               return 0;
+       }
+
+       private function cleanupTemp( $tmpDir ) {
+               if ( file_exists( "$tmpDir/hhvm.hhbc" ) ) {
+                       unlink( "$tmpDir/hhvm.hhbc" );
+               }
+               if ( file_exists( "$tmpDir/Stats.js" ) ) {
+                       unlink( "$tmpDir/Stats.js" );
+               }
+
+               unlink( "$tmpDir/file-list" );
+               rmdir( $tmpDir );
+       }
+
+       private function appendDir( &$files, $dir ) {
+               $iter = new RecursiveIteratorIterator(
+                       new RecursiveDirectoryIterator(
+                               $dir,
+                               FilesystemIterator::UNIX_PATHS
+                       ),
+                       RecursiveIteratorIterator::LEAVES_ONLY
+               );
+               foreach ( $iter as $file => $fileInfo ) {
+                       if ( $fileInfo->isFile() ) {
+                               $files[] = $file;
+                       }
+               }
+       }
+}
+
+$maintClass = 'HHVMMakeRepo';
+require RUN_MAINTENANCE_IF_MAIN;