* @ingroup Maintenance
*/
-require_once( dirname( __FILE__ ) . '/Maintenance.php' );
+require_once( __DIR__ . '/Maintenance.php' );
+/**
+ * Maintenance script to check syntax of all PHP files in MediaWiki.
+ *
+ * @ingroup Maintenance
+ */
class CheckSyntax extends Maintenance {
// List of files we're going to check
$this->addOption( 'path', 'Specific path (file or directory) to check, either with absolute path or relative to the root of this MediaWiki installation',
false, true );
$this->addOption( 'list-file', 'Text file containing list of files or directories to check', false, true );
- $this->addOption( 'modified', 'Check only files that were modified (requires SVN command-line client)' );
+ $this->addOption( 'modified', 'Check only files that were modified (requires Git command-line client)' );
$this->addOption( 'syntax-only', 'Check for syntax validity only, skip code style warnings' );
}
return; // process only this path
} elseif ( $this->hasOption( 'list-file' ) ) {
$file = $this->getOption( 'list-file' );
- $f = @fopen( $file, 'r' );
+ wfSuppressWarnings();
+ $f = fopen( $file, 'r' );
+ wfRestoreWarnings();
if ( !$f ) {
$this->error( "Can't open file $file\n", true );
}
fclose( $f );
return;
} elseif ( $this->hasOption( 'modified' ) ) {
- $this->output( "Retrieving list from Subversion... " );
- $parentDir = wfEscapeShellArg( dirname( __FILE__ ) . '/..' );
- $retval = null;
- $output = wfShellExec( "svn status --ignore-externals $parentDir", $retval );
- if ( $retval ) {
- $this->error( "Error retrieving list from Subversion!\n", true );
- } else {
- $this->output( "done\n" );
- }
-
- preg_match_all( '/^\s*[AM].{7}(.*?)\r?$/m', $output, $matches );
- foreach ( $matches[1] as $file ) {
+ $this->output( "Retrieving list from Git... " );
+ $files = $this->getGitModifiedFiles( $IP );
+ $this->output( "done\n" );
+ foreach ( $files as $file ) {
if ( $this->isSuitableFile( $file ) && !is_dir( $file ) ) {
$this->mFiles[] = $file;
}
// Don't just put $IP, because the recursive dir thingie goes into all subdirs
$dirs = array(
$IP . '/includes',
- $IP . '/config',
+ $IP . '/mw-config',
$IP . '/languages',
$IP . '/maintenance',
$IP . '/skins',
$this->output( 'done.', 'listfiles' );
}
+ /**
+ * Returns a list of tracked files in a Git work tree differing from the master branch.
+ * @param $path string: Path to the repository
+ * @return array: Resulting list of changed files
+ */
+ private function getGitModifiedFiles( $path ) {
+
+ global $wgMaxShellMemory;
+
+ if ( !is_dir( "$path/.git" ) ) {
+ $this->error( "Error: Not a Git repository!\n", true );
+ }
+
+ // git diff eats memory.
+ $oldMaxShellMemory = $wgMaxShellMemory;
+ if ( $wgMaxShellMemory < 1024000 ) {
+ $wgMaxShellMemory = 1024000;
+ }
+
+ $ePath = wfEscapeShellArg( $path );
+
+ // Find an ancestor in common with master (rather than just using its HEAD)
+ // to prevent files only modified there from showing up in the list.
+ $cmd = "cd $ePath && git merge-base master HEAD";
+ $retval = 0;
+ $output = wfShellExec( $cmd, $retval );
+ if ( $retval !== 0 ) {
+ $this->error( "Error retrieving base SHA1 from Git!\n", true );
+ }
+
+ // Find files in the working tree that changed since then.
+ $eBase = wfEscapeShellArg( rtrim( $output, "\n" ) );
+ $cmd = "cd $ePath && git diff --name-only --diff-filter AM $eBase";
+ $retval = 0;
+ $output = wfShellExec( $cmd, $retval );
+ if ( $retval !== 0 ) {
+ $this->error( "Error retrieving list from Git!\n", true );
+ }
+
+ $wgMaxShellMemory = $oldMaxShellMemory;
+
+ $arr = array();
+ $filename = strtok( $output, "\n" );
+ while ( $filename !== false ) {
+ if ( $filename !== '' ) {
+ $arr[] = "$path/$filename";
+ }
+ $filename = strtok( "\n" );
+ }
+
+ return $arr;
+ }
+
/**
* Returns true if $file is of a type we can check
+ * @param $file string
+ * @return bool
*/
private function isSuitableFile( $file ) {
$file = str_replace( '\\', '/', $file );
/**
* Add given path to file list, searching it in include path if needed
+ * @param $path string
+ * @return bool
*/
private function addPath( $path ) {
global $IP;
}
/**
- * Add given file to file list, or, if it's a directory, add its content
- */
+ * Add given file to file list, or, if it's a directory, add its content
+ * @param $path string
+ * @return bool
+ */
private function addFileOrDir( $path ) {
if ( is_dir( $path ) ) {
$this->addDirectoryContent( $path );
}
$text = file_get_contents( $file );
+ $tokens = token_get_all( $text );
+ $this->checkEvilToken( $file, $tokens, '@', 'Error supression operator (@)');
$this->checkRegex( $file, $text, '/^[\s\r\n]+<\?/', 'leading whitespace' );
$this->checkRegex( $file, $text, '/\?>[\s\r\n]*$/', 'trailing ?>' );
$this->checkRegex( $file, $text, '/^[\xFF\xFE\xEF]/', 'byte-order mark' );
$this->mWarnings[$file][] = $desc;
$this->output( "Warning in file $file: $desc found.\n" );
}
+
+ private function checkEvilToken( $file, $tokens, $evilToken, $desc ) {
+ if ( !in_array( $evilToken, $tokens ) ) {
+ return;
+ }
+
+ if ( !isset( $this->mWarnings[$file] ) ) {
+ $this->mWarnings[$file] = array();
+ }
+ $this->mWarnings[$file][] = $desc;
+ $this->output( "Warning in file $file: $desc found.\n" );
+ }
}
$maintClass = "CheckSyntax";
-require_once( DO_MAINTENANCE );
+require_once( RUN_MAINTENANCE_IF_MAIN );