*/
class SpecialExport extends SpecialPage {
-
+
private $curonly, $doExport, $pageLinkDepth, $templates;
private $images;
-
+
public function __construct() {
parent::__construct( 'Export' );
}
-
+
public function execute( $par ) {
global $wgOut, $wgRequest, $wgSitename, $wgExportAllowListContributors;
global $wgExportAllowHistory, $wgExportMaxHistory, $wgExportMaxLinkDepth;
global $wgExportFromNamespaces;
-
+
$this->setHeaders();
$this->outputHeader();
-
+
// Set some variables
$this->curonly = true;
$this->doExport = false;
$this->pageLinkDepth = $this->validateLinkDepth(
$wgRequest->getIntOrNull( 'pagelink-depth' ) );
$nsindex = '';
-
+
if ( $wgRequest->getCheck( 'addcat' ) ) {
$page = $wgRequest->getText( 'pages' );
$catname = $wgRequest->getText( 'catname' );
-
+
if ( $catname !== '' && $catname !== null && $catname !== false ) {
$t = Title::makeTitleSafe( NS_MAIN, $catname );
if ( $t ) {
else if( $wgRequest->getCheck( 'addns' ) && $wgExportFromNamespaces ) {
$page = $wgRequest->getText( 'pages' );
$nsindex = $wgRequest->getText( 'nsindex', '' );
-
+
if ( strval( $nsindex ) !== '' ) {
/**
* Same implementation as above, so same @todo
$history['dir'] = 'desc';
}
}
-
+
if( $page != '' ) $this->doExport = true;
} else {
// Default to current-only for GET requests
} else {
$history = WikiExporter::CURRENT;
}
-
+
if( $page != '' ) $this->doExport = true;
}
-
+
if( !$wgExportAllowHistory ) {
// Override
$history = WikiExporter::CURRENT;
}
-
+
$list_authors = $wgRequest->getCheck( 'listauthors' );
if ( !$this->curonly || !$wgExportAllowListContributors ) $list_authors = false ;
-
+
if ( $this->doExport ) {
$wgOut->disable();
// Cancel output buffering and gzipping if set
$this->doExport( $page, $history, $list_authors );
return;
}
-
+
$wgOut->addWikiMsg( 'exporttext' );
-
+
$form = Xml::openElement( 'form', array( 'method' => 'post',
'action' => $this->getTitle()->getLocalUrl( 'action=submit' ) ) );
$form .= Xml::inputLabel( wfMsg( 'export-addcattext' ) , 'catname', 'catname', 40 ) . ' ';
$form .= Xml::submitButton( wfMsg( 'export-addcat' ), array( 'name' => 'addcat' ) ) . '<br />';
-
+
if ( $wgExportFromNamespaces ) {
$form .= Xml::namespaceSelector( $nsindex, null, 'nsindex', wfMsg( 'export-addnstext' ) ) . ' ';
$form .= Xml::submitButton( wfMsg( 'export-addns' ), array( 'name' => 'addns' ) ) . '<br />';
}
-
+
$form .= Xml::element( 'textarea', array( 'name' => 'pages', 'cols' => 40, 'rows' => 10 ), $page, false );
$form .= '<br />';
-
+
if( $wgExportAllowHistory ) {
$form .= Xml::checkLabel( wfMsg( 'exportcuronly' ), 'curonly', 'curonly', true ) . '<br />';
} else {
// Enable this when we can do something useful exporting/importing image information. :)
//$form .= Xml::checkLabel( wfMsg( 'export-images' ), 'images', 'wpExportImages', false ) . '<br />';
$form .= Xml::checkLabel( wfMsg( 'export-download' ), 'wpDownload', 'wpDownload', true ) . '<br />';
-
+
$form .= Xml::submitButton( wfMsg( 'export-submit' ), array( 'accesskey' => 's' ) );
$form .= Xml::closeElement( 'form' );
$wgOut->addHTML( $form );
}
-
+
private function userCanOverrideExportDepth() {
- global $wgUser;
+ global $wgUser;
return $wgUser->isAllowed( 'override-export-depth' );
}
-
+
/**
* Do the actual page exporting
- * @param string $page User input on what page(s) to export
- * @param mixed $history one of the WikiExporter history export constants
+ *
+ * @param $page String: user input on what page(s) to export
+ * @param $history Mixed: one of the WikiExporter history export constants
+ * @param $list_authors Boolean: Whether to add distinct author list (when
+ * not returning full history)
*/
private function doExport( $page, $history, $list_authors ) {
global $wgExportMaxHistory;
-
+
$pageSet = array(); // Inverted index of all pages to look up
-
+
// Split up and normalize input
foreach( explode( "\n", $page ) as $pageName ) {
$pageName = trim( $pageName );
$pageSet[$title->getPrefixedText()] = true;
}
}
-
+
// Set of original pages to pass on to further manipulation...
$inputPages = array_keys( $pageSet );
-
+
// Look up any linked pages if asked...
if( $this->templates ) {
$pageSet = $this->getTemplates( $inputPages, $pageSet );
}
-
+
if( $linkDepth = $this->pageLinkDepth ) {
$pageSet = $this->getPageLinks( $inputPages, $pageSet, $linkDepth );
}
-
+
/*
// Enable this when we can do something useful exporting/importing image information. :)
if( $this->images ) ) {
$pageSet = $this->getImages( $inputPages, $pageSet );
}
*/
-
+
$pages = array_keys( $pageSet );
// Normalize titles to the same format and remove dupes, see bug 17374
$lb = wfGetLBFactory()->newMainLB();
$db = $lb->getConnection( DB_SLAVE );
$buffer = WikiExporter::STREAM;
-
+
// This might take a while... :D
wfSuppressWarnings();
set_time_limit(0);
$title = Title::newFromText( $page );
if( is_null( $title ) ) continue; #TODO: perhaps output an <error> tag or something.
if( !$title->userCanRead() ) continue; #TODO: perhaps output an <error> tag or something.
-
+
$exporter->pageByTitle( $title );
}
-
+
$exporter->closeStream();
if( $lb ) {
$lb->closeAll();
private function getPagesFromCategory( $title ) {
global $wgContLang;
-
+
$name = $title->getDBkey();
-
+
$dbr = wfGetDB( DB_SLAVE );
$res = $dbr->select( array('page', 'categorylinks' ),
array( 'page_namespace', 'page_title' ),
array('cl_from=page_id', 'cl_to' => $name ),
__METHOD__, array('LIMIT' => '5000'));
-
+
$pages = array();
while ( $row = $dbr->fetchObject( $res ) ) {
$n = $row->page_title;
$ns = $wgContLang->getNsText( $row->page_namespace );
$n = $ns . ':' . $n;
}
-
+
$pages[] = $n;
}
$dbr->freeResult($res);
-
+
return $pages;
}
-
+
private function getPagesFromNamespace( $nsindex ) {
global $wgContLang;
-
+
$dbr = wfGetDB( DB_SLAVE );
$res = $dbr->select( 'page', array('page_namespace', 'page_title'),
array('page_namespace' => $nsindex),
__METHOD__, array('LIMIT' => '5000') );
-
+
$pages = array();
while ( $row = $dbr->fetchObject( $res ) ) {
$n = $row->page_title;
$ns = $wgContLang->getNsText( $row->page_namespace );
$n = $ns . ':' . $n;
}
-
+
$pages[] = $n;
}
$dbr->freeResult($res);
-
+
return $pages;
}
+
/**
* Expand a list of pages to include templates used in those pages.
* @param $inputPages array, list of titles to look up
array( 'tl_namespace AS namespace', 'tl_title AS title' ),
array( 'page_id=tl_from' ) );
}
-
+
/**
* Validate link depth setting, if available.
*/
*/
return intval( min( $depth, 5 ) );
}
-
+
/** Expand a list of pages to include pages linked to from that page. */
private function getPageLinks( $inputPages, $pageSet, $depth ) {
for( $depth=$depth; $depth>0; --$depth ) {
}
return $pageSet;
}
-
+
/**
* Expand a list of pages to include images used in those pages.
* @param $inputPages array, list of titles to look up
array( NS_FILE . ' AS namespace', 'il_to AS title' ),
array( 'page_id=il_from' ) );
}
-
+
/**
* Expand a list of pages to include items used in those pages.
* @private