includes/specials/SpecialImport.php

   1 <?php
   2 /**
   3  * MediaWiki page data importer
   4  * Copyright (C) 2003,2005 Brion Vibber <brion@pobox.com>
   5  * http://www.mediawiki.org/
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  20  * http://www.gnu.org/copyleft/gpl.html
  21  *
  22  * @file
  23  * @ingroup SpecialPage
  24  */
  25
  26 /**
  27  * Constructor
  28  */
  29 function wfSpecialImport( $page = '' ) {
  30         global $wgUser, $wgOut, $wgRequest, $wgTitle, $wgImportSources;
  31         global $wgImportTargetNamespace;
  32
  33         $interwiki = false;
  34         $namespace = $wgImportTargetNamespace;
  35         $frompage = '';
  36         $history = true;
  37
  38         if ( wfReadOnly() ) {
  39                 $wgOut->readOnlyPage();
  40                 return;
  41         }
  42
  43         if( $wgRequest->wasPosted() && $wgRequest->getVal( 'action' ) == 'submit') {
  44                 $isUpload = false;
  45                 $namespace = $wgRequest->getIntOrNull( 'namespace' );
  46
  47                 switch( $wgRequest->getVal( "source" ) ) {
  48                 case "upload":
  49                         $isUpload = true;
  50                         if( $wgUser->isAllowed( 'importupload' ) ) {
  51                                 $source = ImportStreamSource::newFromUpload( "xmlimport" );
  52                         } else {
  53                                 return $wgOut->permissionRequired( 'importupload' );
  54                         }
  55                         break;
  56                 case "interwiki":
  57                         $interwiki = $wgRequest->getVal( 'interwiki' );
  58                         $history = $wgRequest->getCheck( 'interwikiHistory' );
  59                         $frompage = $wgRequest->getText( "frompage" );
  60                         $source = ImportStreamSource::newFromInterwiki(
  61                                 $interwiki,
  62                                 $frompage,
  63                                 $history );
  64                         break;
  65                 default:
  66                         $source = new WikiErrorMsg( "importunknownsource" );
  67                 }
  68
  69                 if( WikiError::isError( $source ) ) {
  70                         $wgOut->wrapWikiMsg( '<p class="error">$1</p>', array( 'importfailed', $source->getMessage() ) );
  71                 } else {
  72                         $wgOut->addWikiMsg( "importstart" );
  73
  74                         $importer = new WikiImporter( $source );
  75                         if( !is_null( $namespace ) ) {
  76                                 $importer->setTargetNamespace( $namespace );
  77                         }
  78                         $reporter = new ImportReporter( $importer, $isUpload, $interwiki );
  79
  80                         $reporter->open();
  81                         $result = $importer->doImport();
  82                         $resultCount = $reporter->close();
  83
  84                         if( WikiError::isError( $result ) ) {
  85                                 # No source or XML parse error
  86                                 $wgOut->wrapWikiMsg( '<p class="error">$1</p>', array( 'importfailed', $result->getMessage() ) );
  87                         } elseif( WikiError::isError( $resultCount ) ) {
  88                                 # Zero revisions
  89                                 $wgOut->wrapWikiMsg( '<p class="error">$1</p>', array( 'importfailed', $resultCount->getMessage() ) );
  90                         } else {
  91                                 # Success!
  92                                 $wgOut->addWikiMsg( 'importsuccess' );
  93                         }
  94                         $wgOut->addWikiText( '<hr />' );
  95                 }
  96         }
  97
  98         $action = $wgTitle->getLocalUrl( 'action=submit' );
  99
 100         if( $wgUser->isAllowed( 'importupload' ) ) {
 101                 $wgOut->addWikiMsg( "importtext" );
 102                 $wgOut->addHTML(
 103                         Xml::openElement( 'fieldset' ).
 104                         Xml::element( 'legend', null, wfMsg( 'import-upload' ) ) .
 105                         Xml::openElement( 'form', array( 'enctype' => 'multipart/form-data', 'method' => 'post', 'action' => $action ) ) .
 106                         Xml::hidden( 'action', 'submit' ) .
 107                         Xml::hidden( 'source', 'upload' ) .
 108                         Xml::input( 'xmlimport', 50, '', array( 'type' => 'file' ) ) . ' ' .
 109                         Xml::submitButton( wfMsg( 'uploadbtn' ) ) .
 110                         Xml::closeElement( 'form' ) .
 111                         Xml::closeElement( 'fieldset' )
 112                 );
 113         } else {
 114                 if( empty( $wgImportSources ) ) {
 115                         $wgOut->addWikiMsg( 'importnosources' );
 116                 }
 117         }
 118
 119         if( !empty( $wgImportSources ) ) {
 120                 $wgOut->addHTML(
 121                         Xml::openElement( 'fieldset' ) .
 122                         Xml::element( 'legend', null, wfMsg( 'importinterwiki' ) ) .
 123                         Xml::openElement( 'form', array( 'method' => 'post', 'action' => $action ) ) .
 124                         wfMsgExt( 'import-interwiki-text', array( 'parse' ) ) .
 125                         Xml::hidden( 'action', 'submit' ) .
 126                         Xml::hidden( 'source', 'interwiki' ) .
 127                         Xml::openElement( 'table', array( 'id' => 'mw-import-table' ) ) .
 128                         "<tr>
 129                                 <td>" .
 130                                         Xml::openElement( 'select', array( 'name' => 'interwiki' ) )
 131                 );
 132                 foreach( $wgImportSources as $prefix ) {
 133                         $selected = ( $interwiki === $prefix ) ? ' selected="selected"' : '';
 134                         $wgOut->addHTML( Xml::option( $prefix, $prefix, $selected ) );
 135                 }
 136                 $wgOut->addHTML(
 137                                         Xml::closeElement( 'select' ) .
 138                                 "</td>
 139                                 <td>" .
 140                                         Xml::input( 'frompage', 50, $frompage ) .
 141                                 "</td>
 142                         </tr>
 143                         <tr>
 144                                 <td>
 145                                 </td>
 146                                 <td>" .
 147                                         Xml::checkLabel( wfMsg( 'import-interwiki-history' ), 'interwikiHistory', 'interwikiHistory', $history ) .
 148                                 "</td>
 149                         </tr>
 150                         <tr>
 151                                 <td>
 152                                 </td>
 153                                 <td>" .
 154                                         Xml::label( wfMsg( 'import-interwiki-namespace' ), 'namespace' ) .
 155                                         Xml::namespaceSelector( $namespace, '' ) .
 156                                 "</td>
 157                         </tr>
 158                         <tr>
 159                                 <td>
 160                                 </td>
 161                                 <td>" .
 162                                         Xml::submitButton( wfMsg( 'import-interwiki-submit' ), array( 'accesskey' => 's' ) ) .
 163                                 "</td>
 164                         </tr>" .
 165                         Xml::closeElement( 'table' ).
 166                         Xml::closeElement( 'form' ) .
 167                         Xml::closeElement( 'fieldset' )
 168                 );
 169         }
 170 }
 171
 172 /**
 173  * Reporting callback
 174  * @ingroup SpecialPage
 175  */
 176 class ImportReporter {
 177         function __construct( $importer, $upload, $interwiki ) {
 178                 $importer->setPageOutCallback( array( $this, 'reportPage' ) );
 179                 $this->mPageCount = 0;
 180                 $this->mIsUpload = $upload;
 181                 $this->mInterwiki = $interwiki;
 182         }
 183
 184         function open() {
 185                 global $wgOut;
 186                 $wgOut->addHtml( "<ul>\n" );
 187         }
 188
 189         function reportPage( $title, $origTitle, $revisionCount, $successCount ) {
 190                 global $wgOut, $wgUser, $wgLang, $wgContLang;
 191
 192                 $skin = $wgUser->getSkin();
 193
 194                 $this->mPageCount++;
 195
 196                 $localCount = $wgLang->formatNum( $successCount );
 197                 $contentCount = $wgContLang->formatNum( $successCount );
 198
 199                 if( $successCount > 0 ) {
 200                         $wgOut->addHtml( "<li>" . $skin->makeKnownLinkObj( $title ) . " " .
 201                                 wfMsgExt( 'import-revision-count', array( 'parsemag', 'escape' ), $localCount ) .
 202                                 "</li>\n"
 203                         );
 204
 205                         $log = new LogPage( 'import' );
 206                         if( $this->mIsUpload ) {
 207                                 $detail = wfMsgExt( 'import-logentry-upload-detail', array( 'content', 'parsemag' ),
 208                                         $contentCount );
 209                                 $log->addEntry( 'upload', $title, $detail );
 210                         } else {
 211                                 $interwiki = '[[:' . $this->mInterwiki . ':' .
 212                                         $origTitle->getPrefixedText() . ']]';
 213                                 $detail = wfMsgExt( 'import-logentry-interwiki-detail', array( 'content', 'parsemag' ),
 214                                         $contentCount, $interwiki );
 215                                 $log->addEntry( 'interwiki', $title, $detail );
 216                         }
 217
 218                         $comment = $detail; // quick
 219                         $dbw = wfGetDB( DB_MASTER );
 220                         $latest = $title->getLatestRevID();
 221                         $nullRevision = Revision::newNullRevision( $dbw, $title->getArticleId(), $comment, true );
 222                         $nullRevision->insertOn( $dbw );
 223                         $article = new Article( $title );
 224                         # Update page record
 225                         $article->updateRevisionOn( $dbw, $nullRevision );
 226                         wfRunHooks( 'NewRevisionFromEditComplete', array($article, $nullRevision, $latest) );
 227                 } else {
 228                         $wgOut->addHtml( '<li>' . wfMsgHtml( 'import-nonewrevisions' ) . '</li>' );
 229                 }
 230         }
 231
 232         function close() {
 233                 global $wgOut;
 234                 if( $this->mPageCount == 0 ) {
 235                         $wgOut->addHtml( "</ul>\n" );
 236                         return new WikiErrorMsg( "importnopages" );
 237                 }
 238                 $wgOut->addHtml( "</ul>\n" );
 239
 240                 return $this->mPageCount;
 241         }
 242 }