3 * Implements Special:FileDuplicateSearch
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 * http://www.gnu.org/copyleft/gpl.html
21 * @ingroup SpecialPage
22 * @author Raimond Spekking, based on Special:MIMESearch by Ævar Arnfjörð Bjarmason
26 * Searches the database for files of the requested hash, comparing this with the
27 * 'img_sha1' field in the image table.
29 * @ingroup SpecialPage
31 class FileDuplicateSearchPage
extends QueryPage
{
32 protected $hash = '', $filename = '';
35 * @var File $file selected reference file, if present
37 protected $file = null;
39 function __construct( $name = 'FileDuplicateSearch' ) {
40 parent
::__construct( $name );
43 function isSyndicated() { return false; }
44 function isCacheable() { return false; }
45 function isCached() { return false; }
47 function linkParameters() {
48 return array( 'filename' => $this->filename
);
52 * Fetch dupes from all connected file repositories.
54 * @return Array of File objects
57 return RepoGroup
::singleton()->findBySha1( $this->hash
);
62 * @param Array of File objects $dupes
64 function showList( $dupes ) {
65 global $wgUser, $wgOut;
66 $skin = $wgUser->getSkin();
69 $html[] = $this->openList( 0 );
71 foreach ( $dupes as $dupe ) {
72 $line = $this->formatResult( $skin, $dupe );
73 $html[] = "<li>" . $line . "</li>";
75 $html[] = $this->closeList();
77 $wgOut->addHtml( implode( "\n", $html ) );
80 function getQueryInfo() {
82 'tables' => array( 'image' ),
89 'conds' => array( 'img_sha1' => $this->hash
)
93 function execute( $par ) {
94 global $wgRequest, $wgOut, $wgLang, $wgContLang, $wgScript;
97 $this->outputHeader();
99 $this->filename
= isset( $par ) ?
$par : $wgRequest->getText( 'filename' );
102 $title = Title
::newFromText( $this->filename
, NS_FILE
);
103 if( $title && $title->getText() != '' ) {
104 $this->file
= wfFindFile( $title );
107 # Create the input form
109 Xml
::openElement( 'form', array( 'id' => 'fileduplicatesearch', 'method' => 'get', 'action' => $wgScript ) ) .
110 Html
::hidden( 'title', $this->getTitle()->getPrefixedDbKey() ) .
111 Xml
::openElement( 'fieldset' ) .
112 Xml
::element( 'legend', null, wfMsg( 'fileduplicatesearch-legend' ) ) .
113 Xml
::inputLabel( wfMsg( 'fileduplicatesearch-filename' ), 'filename', 'filename', 50, $this->filename
) . ' ' .
114 Xml
::submitButton( wfMsg( 'fileduplicatesearch-submit' ) ) .
115 Xml
::closeElement( 'fieldset' ) .
116 Xml
::closeElement( 'form' )
120 $this->hash
= $this->file
->getSha1();
123 "<p class='mw-fileduplicatesearch-noresults'>\n$1\n</p>",
124 array( 'fileduplicatesearch-noresults', wfEscapeWikiText( $this->filename
) )
128 if( $this->hash
!= '' ) {
129 $align = $wgContLang->alignEnd();
131 # Show a thumbnail of the file
134 $thumb = $img->transform( array( 'width' => 120, 'height' => 120 ) );
136 $wgOut->addHTML( '<div style="float:' . $align . '" id="mw-fileduplicatesearch-icon">' .
137 $thumb->toHtml( array( 'desc-link' => false ) ) . '<br />' .
138 wfMsgExt( 'fileduplicatesearch-info', array( 'parse' ),
139 $wgLang->formatNum( $img->getWidth() ),
140 $wgLang->formatNum( $img->getHeight() ),
141 $wgLang->formatSize( $img->getSize() ),
148 $dupes = $this->getDupes();
149 $numRows = count( $dupes );
151 # Show a short summary
152 if( $numRows == 1 ) {
154 "<p class='mw-fileduplicatesearch-result-1'>\n$1\n</p>",
155 array( 'fileduplicatesearch-result-1', wfEscapeWikiText( $this->filename
) )
157 } elseif ( $numRows ) {
159 "<p class='mw-fileduplicatesearch-result-n'>\n$1\n</p>",
160 array( 'fileduplicatesearch-result-n', wfEscapeWikiText( $this->filename
),
161 $wgLang->formatNum( $numRows - 1 ) )
165 $this->showList( $dupes );
172 * @param File $result
175 function formatResult( $skin, $result ) {
176 global $wgContLang, $wgLang;
178 $nt = $result->getTitle();
179 $text = $wgContLang->convert( $nt->getText() );
180 $plink = $skin->link(
181 Title
::newFromText( $nt->getPrefixedText() ),
185 $userText = $result->getUser( 'text' );
186 $user = $skin->link( Title
::makeTitle( NS_USER
, $userText ), $userText );
187 $time = $wgLang->timeanddate( $result->getTimestamp() );
189 return "$plink . . $user . . $time";