3e7d12f1c07822f5ff7fd48e6df69346f7ff7014
3 * A special page to search for files by MIME type as defined in the
4 * img_major_mime and img_minor_mime fields in the image table
6 * @addtogroup SpecialPage
8 * @author Ævar Arnfjörð Bjarmason <avarab@gmail.com>
9 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
13 * Searches the database for files of the requested MIME type, comparing this with the
14 * 'img_major_mime' and 'img_minor_mime' fields in the image table.
15 * @addtogroup SpecialPage
17 class MIMEsearchPage
extends QueryPage
{
20 function MIMEsearchPage( $major, $minor ) {
21 $this->major
= $major;
22 $this->minor
= $minor;
25 function getName() { return 'MIMEsearch'; }
28 * Due to this page relying upon extra fields being passed in the SELECT it
29 * will fail if it's set as expensive and misermode is on
31 function isExpensive() { return true; }
32 function isSyndicated() { return false; }
34 function linkParameters() {
35 $arr = array( $this->major
, $this->minor
);
36 $mime = implode( '/', $arr );
37 return array( 'mime' => $mime );
41 $dbr = wfGetDB( DB_SLAVE
);
42 $image = $dbr->tableName( 'image' );
43 $major = $dbr->addQuotes( $this->major
);
44 $minor = $dbr->addQuotes( $this->minor
);
47 "SELECT 'MIMEsearch' AS type,
48 " . NS_IMAGE
. " AS namespace,
50 img_major_mime AS value,
58 WHERE img_major_mime = $major AND img_minor_mime = $minor
62 function formatResult( $skin, $result ) {
63 global $wgContLang, $wgLang;
65 $nt = Title
::makeTitle( $result->namespace, $result->title
);
66 $text = $wgContLang->convert( $nt->getText() );
67 $plink = $skin->makeLink( $nt->getPrefixedText(), $text );
69 $download = $skin->makeMediaLinkObj( $nt, wfMsgHtml( 'download' ) );
70 $bytes = wfMsgExt( 'nbytes', array( 'parsemag', 'escape'),
71 $wgLang->formatNum( $result->img_size
) );
72 $dimensions = wfMsgHtml( 'widthheight', $wgLang->formatNum( $result->img_width
),
73 $wgLang->formatNum( $result->img_height
) );
74 $user = $skin->makeLinkObj( Title
::makeTitle( NS_USER
, $result->img_user_text
), $result->img_user_text
);
75 $time = $wgLang->timeanddate( $result->img_timestamp
);
77 return "($download) $plink . . $dimensions . . $bytes . . $user . . $time";
82 * Output the HTML search form, and constructs the MIMEsearchPage object.
84 function wfSpecialMIMEsearch( $par = null ) {
85 global $wgRequest, $wgTitle, $wgOut;
87 $mime = isset( $par ) ?
$par : $wgRequest->getText( 'mime' );
90 Xml
::openElement( 'form',
92 'id' => 'specialmimesearch',
94 'action' => $wgTitle->escapeLocalUrl()
97 Xml
::inputLabel( wfMsg( 'mimetype' ), 'mime', 'mime', 20, $mime ) .
98 Xml
::submitButton( wfMsg( 'ilsubmit' ) ) .
99 Xml
::closeElement( 'form' )
102 list( $major, $minor ) = wfSpecialMIMEsearchParse( $mime );
103 if ( $major == '' or $minor == '' or !wfSpecialMIMEsearchValidType( $major ) )
105 $wpp = new MIMEsearchPage( $major, $minor );
107 list( $limit, $offset ) = wfCheckLimits();
108 $wpp->doQuery( $offset, $limit );
111 function wfSpecialMIMEsearchParse( $str ) {
112 // searched for an invalid MIME type.
113 if( strpos( $str, '/' ) === false) {
114 return array ('', '');
117 list( $major, $minor ) = explode( '/', $str, 2 );
120 ltrim( $major, ' ' ),
125 function wfSpecialMIMEsearchValidType( $type ) {
126 // From maintenance/tables.sql => img_major_mime
139 return in_array( $type, $types );