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/*!
* Exif metadata display for MediaWiki file uploads
*
* Add an expand/collapse link and collapse by default if set to
* (with JS disabled, user will see all items)
*
* See also ImagePage.php#makeMetadataTable (creates the HTML)
*/
( function ( mw, $ ) {
$( function () {
var $tables = $( '.mw_metadata' );
if ( !$tables.find( '.mw-metadata-collapsible, .collapsable' ).length ) {
// No collapsible rows present on this page
return;
}
$tables.each( function () {
var $link,
expandText = mw.msg( 'metadata-expand' ),
collapseText = mw.msg( 'metadata-collapse' ),
$table = $( this );
$link = $( '<a>' )
.text( expandText )
.attr( {
role: 'button',
tabindex: 0
} )
.on( 'click keypress', function ( e ) {
if (
e.type === 'click' ||
e.type === 'keypress' && e.which === 13
) {
if ( $table.hasClass( 'collapsed' ) ) {
// From collapsed to expanded. Button will now collapse.
$( this ).text( collapseText );
} else {
// From expanded to collapsed. Button will now expand.
$( this ).text( expandText );
}
$table.toggleClass( 'collapsed' );
}
} );
$table.find( 'tbody' ).append(
$( '<tr class="mw-metadata-show-hide-extended"></tr>' ).append(
$( '<td colspan="2"></td>' ).append( $link )
)
);
} );
// Initial collapsed state
// (For back-compat with cached HTML from before ImagePage.php
// did this by default)
$tables.addClass( 'collapsed' );
} );
}( mediaWiki, jQuery ) );
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