-require_once( 'commandLine.inc' );
-require_once( 'SpecialExport.php' );
-require_once( 'maintenance/backup.inc' );
-
-class TextPassDumper extends BackupDumper {
- var $prefetch = null;
- var $input = "php://stdin";
- var $history = MW_EXPORT_FULL;
-
- function dump() {
- # This shouldn't happen if on console... ;)
- header( 'Content-type: text/html; charset=UTF-8' );
-
- # Notice messages will foul up your XML output even if they're
- # relatively harmless.
-// ini_set( 'display_errors', false );
-
- $this->initProgress( $this->history );
-
- $this->db =& $this->backupDb();
-
- $this->egress = new ExportProgressFilter( $this->sink, $this );
-
- $input = fopen( $this->input, "rt" );
- $result = $this->readDump( $input );
-
- if( WikiError::isError( $result ) ) {
- wfDie( $result->getMessage() );
- }
-
- $this->report( true );
- }
-
- function processOption( $opt, $val, $param ) {
- $url = $this->processFileOpt( $val, $param );
-
- switch( $opt ) {
- case 'prefetch':
- require_once 'maintenance/backupPrefetch.inc';
- $this->prefetch = new BaseDump( $url );
- break;
- case 'stub':
- $this->input = $url;
- break;
- case 'current':
- $this->history = MW_EXPORT_CURRENT;
- break;
- case 'full':
- $this->history = MW_EXPORT_FULL;
- break;
- }
- }
-
- function processFileOpt( $val, $param ) {
- switch( $val ) {
- case "file":
- return $param;
- case "gzip":
- return "compress.zlib://$param";
- case "bzip2":
- return "compress.bzip2://$param";
- default:
- return $val;
- }
- }
-
- function readDump( $input ) {
- $this->buffer = "";
- $this->openElement = false;
- $this->atStart = true;
- $this->state = "";
- $this->lastName = "";
- $this->thisPage = 0;
- $this->thisRev = 0;
-
- $parser = xml_parser_create( "UTF-8" );
- xml_parser_set_option( $parser, XML_OPTION_CASE_FOLDING, false );
-
- xml_set_element_handler( $parser, array( &$this, 'startElement' ), array( &$this, 'endElement' ) );
- xml_set_character_data_handler( $parser, array( &$this, 'characterData' ) );
-
- $offset = 0; // for context extraction on error reporting
- $bufferSize = 512 * 1024;
- do {
- $chunk = fread( $input, $bufferSize );
- if( !xml_parse( $parser, $chunk, feof( $input ) ) ) {
- wfDebug( "TextDumpPass::readDump encountered XML parsing error\n" );
- return new WikiXmlError( $parser, 'XML import parse failure', $chunk, $offset );
- }
- $offset += strlen( $chunk );
- } while( $chunk !== false && !feof( $input ) );
- xml_parser_free( $parser );
-
- return true;
- }
-
- function getText( $id ) {
- if( isset( $this->prefetch ) ) {
- $text = $this->prefetch->prefetch( $this->thisPage, $this->thisRev );
- if( !is_null( $text ) )
- return $text;
- }
- $id = intval( $id );
- $row = $this->db->selectRow( 'text',
- array( 'old_text', 'old_flags' ),
- array( 'old_id' => $id ),
- 'TextPassDumper::getText' );
- $text = Revision::getRevisionText( $row );
- $stripped = str_replace( "\r", "", $text );
- $normalized = UtfNormal::cleanUp( $stripped );
- return $normalized;
- }
-
- function startElement( $parser, $name, $attribs ) {
- $this->clearOpenElement( null );
- $this->lastName = $name;
-
- if( $name == 'revision' ) {
- $this->state = $name;
- $this->egress->writeOpenPage( null, $this->buffer );
- $this->buffer = "";
- } elseif( $name == 'page' ) {
- $this->state = $name;
- if( $this->atStart ) {
- $this->egress->writeOpenStream( $this->buffer );
- $this->buffer = "";
- $this->atStart = false;
- }
- }
-
- if( $name == "text" && isset( $attribs['id'] ) ) {
- $text = $this->getText( $attribs['id'] );
- $this->openElement = array( $name, array( 'xml:space' => 'preserve' ) );
- if( strlen( $text ) > 0 ) {
- $this->characterData( $parser, $text );
- }
- } else {
- $this->openElement = array( $name, $attribs );
- }
- }
-
- function endElement( $parser, $name ) {
- if( $this->openElement ) {
- $this->clearOpenElement( "" );
- } else {
- $this->buffer .= "</$name>";
- }
-
- if( $name == 'revision' ) {
- $this->egress->writeRevision( null, $this->buffer );
- $this->buffer = "";
- $this->thisRev = "";
- } elseif( $name == 'page' ) {
- $this->egress->writeClosePage( $this->buffer );
- $this->buffer = "";
- $this->thisPage = "";
- } elseif( $name == 'mediawiki' ) {
- $this->egress->writeCloseStream( $this->buffer );
- $this->buffer = "";
- }
- }
-
- function characterData( $parser, $data ) {
- $this->clearOpenElement( null );
- if( $this->lastName == "id" ) {
- if( $this->state == "revision" ) {
- $this->thisRev .= $data;
- } elseif( $this->state == "page" ) {
- $this->thisPage .= $data;
- }
- }
- $this->buffer .= htmlspecialchars( $data );
- }
-
- function clearOpenElement( $style ) {
- if( $this->openElement ) {
- $this->buffer .= wfElement( $this->openElement[0], $this->openElement[1], $style );
- $this->openElement = false;
- }
- }
-}