} else {
$userName = $this->getRequest()->getText( 'user', $par );
$search = $this->getRequest()->getText( 'ilsearch', '' );
+ $showAll = $this->getRequest()->getBool( 'ilshowall', false );
}
$pager = new ImageListPager(
$this->getContext(),
$userName,
$search,
- $this->including()
+ $this->including(),
+ $showAll
);
if ( $this->including() ) {
*/
class ImageListPager extends TablePager {
var $mFieldNames = null;
+ // Subclasses should override buildQueryConds instead of using $mQueryConds variable.
var $mQueryConds = array();
var $mUserName = null;
var $mSearch = '';
var $mIncluding = false;
+ var $mShowAll = false;
+ var $mTableName = 'image';
function __construct( IContextSource $context, $userName = null, $search = '',
- $including = false
+ $including = false, $showAll = false
) {
global $wgMiserMode;
$this->mIncluding = $including;
+ $this->mShowAll = $showAll;
if ( $userName ) {
$nt = Title::newFromText( $userName, NS_USER );
if ( !is_null( $nt ) ) {
$this->mUserName = $nt->getText();
- $this->mQueryConds['img_user_text'] = $this->mUserName;
}
}
- if ( $search != '' && !$wgMiserMode ) {
+ if ( $search !== '' && !$wgMiserMode ) {
$this->mSearch = $search;
$nt = Title::newFromURL( $this->mSearch );
parent::__construct( $context );
}
+ /**
+ * Build the where clause of the query.
+ *
+ * Replaces the older mQueryConds member variable.
+ * @param $table String Either "image" or "oldimage"
+ * @return array The query conditions.
+ */
+ protected function buildQueryConds( $table ) {
+ $prefix = $table === 'image' ? 'img' : 'oi';
+ $conds = array();
+
+ if ( !is_null( $this->mUserName ) ) {
+ $conds[ $prefix . '_user_text' ] = $this->mUserName;
+ }
+
+ if ( $this->mSearch !== '' ) {
+ $nt = Title::newFromURL( $this->mSearch );
+ if ( $nt ) {
+ $dbr = wfGetDB( DB_SLAVE );
+ $conds[] = 'LOWER(' . $prefix . '_name)' .
+ $dbr->buildLike( $dbr->anyString(),
+ strtolower( $nt->getDBkey() ), $dbr->anyString() );
+ }
+ }
+
+ if ( $table === 'oldimage' ) {
+ // Don't want to deal with revdel.
+ // Future fixme: Show partial information as appropriate.
+ // Would have to be careful about filtering by username when username is deleted.
+ $conds['oi_deleted'] = 0;
+ }
+
+ // Add mQueryConds in case anyone was subclassing and using the old variable.
+ return $conds + $this->mQueryConds;
+ }
+
/**
* @return Array
*/
'img_user_text' => $this->msg( 'listfiles_user' )->text(),
'img_description' => $this->msg( 'listfiles_description' )->text(),
);
- if ( !$wgMiserMode ) {
+ if ( !$wgMiserMode && !$this->mShowAll ) {
$this->mFieldNames['count'] = $this->msg( 'listfiles_count' )->text();
}
+ if ( $this->mShowAll ) {
+ $this->mFieldNames['top'] = $this->msg( 'listfiles-latestversion' )->text();
+ }
}
return $this->mFieldNames;
return false;
}
$sortable = array( 'img_timestamp', 'img_name', 'img_size' );
- if ( $wgMiserMode && isset( $this->mQueryConds['img_user_text'] ) ) {
- // If we're sorting by user, the index only supports sorting by time
+ /* For reference, the indicies we can use for sorting are:
+ * On the image table: img_usertext_timestamp, img_size, img_timestamp
+ * On oldimage: oi_usertext_timestamp, oi_name_timestamp
+ *
+ * In particular that means we cannot sort by timestamp when not filtering
+ * by user and including old images in the results. Which is sad.
+ */
+ if ( $wgMiserMode && !is_null( $this->mUserName ) ) {
+ // If we're sorting by user, the index only supports sorting by time.
if ( $field === 'img_timestamp' ) {
return true;
} else {
return false;
}
+ } elseif ( $wgMiserMode && $this->mShowAll /* && mUserName === null */ ) {
+ // no oi_timestamp index, so only alphabetical sorting in this case.
+ if ( $field === 'img_name' ) {
+ return true;
+ } else {
+ return false;
+ }
}
return in_array( $field, $sortable );
}
function getQueryInfo() {
- $tables = array( 'image' );
+ // Hacky Hacky Hacky - I want to get query info
+ // for two different tables, without reimplementing
+ // the pager class.
+ $qi = $this->getQueryInfoReal( $this->mTableName );
+ return $qi;
+ }
+
+ /**
+ * Actually get the query info.
+ *
+ * This is to allow displaying both stuff from image and oldimage table.
+ *
+ * This is a bit hacky.
+ *
+ * @param $table String Either 'image' or 'oldimage'
+ * @return array Query info
+ */
+ protected function getQueryInfoReal( $table ) {
+ $prefix = $table === 'oldimage' ? 'oi' : 'img';
+
+ $tables = array( $table );
$fields = array_keys( $this->getFieldNames() );
- $fields[] = 'img_user';
- $fields[array_search( 'thumb', $fields )] = 'img_name AS thumb';
+
+ if ( $table === 'oldimage' ) {
+ foreach ( $fields as $id => &$field ) {
+ if ( substr( $field, 0, 4 ) !== 'img_' ) {
+ continue;
+ }
+ $field = $prefix . substr( $field, 3 ) . ' AS ' . $field;
+ }
+ $fields[array_search('top', $fields)] = "'no' AS top";
+ } else {
+ if ( $this->mShowAll ) {
+ $fields[array_search( 'top', $fields )] = "'yes' AS top";
+ }
+ }
+ $fields[] = $prefix . '_user AS img_user';
+ $fields[array_search( 'thumb', $fields )] = $prefix . '_name AS thumb';
+
$options = $join_conds = array();
# Depends on $wgMiserMode
+ # Will also not happen if mShowAll is true.
if ( isset( $this->mFieldNames['count'] ) ) {
$tables[] = 'oldimage';
return array(
'tables' => $tables,
'fields' => $fields,
- 'conds' => $this->mQueryConds,
+ 'conds' => $this->buildQueryConds( $table ),
'options' => $options,
'join_conds' => $join_conds
);
}
+ /**
+ * Override reallyDoQuery to mix together two queries.
+ *
+ * @note $asc is named $descending in IndexPager base class. However
+ * it is true when the order is ascending, and false when the order
+ * is descending, so I renamed it to $asc here.
+ */
+ function reallyDoQuery( $offset, $limit, $asc ) {
+ $prevTableName = $this->mTableName;
+ $this->mTableName = 'image';
+ list( $tables, $fields, $conds, $fname, $options, $join_conds ) = $this->buildQueryInfo( $offset, $limit, $asc );
+ $imageRes = $this->mDb->select( $tables, $fields, $conds, $fname, $options, $join_conds );
+ $this->mTableName = $prevTableName;
+
+ if ( !$this->mShowAll ) {
+ return $imageRes;
+ }
+
+ $this->mTableName = 'oldimage';
+
+ # Hacky...
+ $oldIndex = $this->mIndexField;
+ if ( substr( $this->mIndexField, 0, 4 ) !== 'img_' ) {
+ throw new MWException( "Expected to be sorting on an image table field" );
+ }
+ $this->mIndexField = 'oi_' . substr( $this->mIndexField, 4 );
+
+ list( $tables, $fields, $conds, $fname, $options, $join_conds ) = $this->buildQueryInfo( $offset, $limit, $asc );
+ $oldimageRes = $this->mDb->select( $tables, $fields, $conds, $fname, $options, $join_conds );
+
+ $this->mTableName = $prevTableName;
+ $this->mIndexField = $oldIndex;
+
+ return $this->combineResult( $imageRes, $oldimageRes, $limit, $asc );
+ }
+
+ /**
+ * Combine results from 2 tables.
+ *
+ * Note: This will throw away some results
+ *
+ * @param $res1 ResultWrapper
+ * @param $res2 ResultWrapper
+ * @param $limit int
+ * @param $ascending boolean See note about $asc in $this->reallyDoQuery
+ * @return FakeResultWrapper $res1 and $res2 combined
+ */
+ protected function combineResult( $res1, $res2, $limit, $ascending ) {
+ $res1->rewind();
+ $res2->rewind();
+ $topRes1 = $res1->next();
+ $topRes2 = $res2->next();
+ $resultArray = array();
+ for ( $i = 0; $i < $limit && $topRes1 && $topRes2; $i++ ) {
+ if ( strcmp( $topRes1->{ $this->mIndexField }, $topRes2->{ $this->mIndexField } ) > 0 ) {
+ if ( !$ascending ) {
+ $resultArray[] = $topRes1;
+ $topRes1 = $res1->next();
+ } else {
+ $resultArray[] = $topRes2;
+ $topRes2 = $res2->next();
+ }
+ } else {
+ if ( !$ascending ) {
+ $resultArray[] = $topRes2;
+ $topRes2 = $res2->next();
+ } else {
+ $resultArray[] = $topRes1;
+ $topRes1 = $res1->next();
+ }
+ }
+ }
+ for ( ; $i < $limit && $topRes1; $i++ ) {
+ $resultArray[] = $topRes1;
+ $topRes1 = $res1->next();
+ }
+ for ( ; $i < $limit && $topRes2; $i++ ) {
+ $resultArray[] = $topRes2;
+ $topRes2 = $res2->next();
+ }
+ return new FakeResultWrapper( $resultArray );
+ }
+
function getDefaultSort() {
- return 'img_timestamp';
+ global $wgMiserMode;
+ if ( $this->mShowAll && $wgMiserMode && is_null( $this->mUserName ) ) {
+ // Unfortunately no index on oi_timestamp.
+ return 'img_name';
+ } else {
+ return 'img_timestamp';
+ }
}
function doBatchLookups() {
function formatValue( $field, $value ) {
switch ( $field ) {
case 'thumb':
- $file = wfLocalFile( $value );
- $thumb = $file->transform( array( 'width' => 180, 'height' => 360 ) );
-
- return $thumb->toHtml( array( 'desc-link' => true ) );
+ $opt = array( 'time' => $this->mCurrentRow->img_timestamp );
+ $file = RepoGroup::singleton()->getLocalRepo()->findFile( $value, $opt );
+ // If statement for paranoia
+ if ( $file ) {
+ $thumb = $file->transform( array( 'width' => 180, 'height' => 360 ) );
+ return $thumb->toHtml( array( 'desc-link' => true ) );
+ } else {
+ return htmlspecialchars( $value );
+ }
case 'img_timestamp':
- $timeAndDate = $this->getLanguage()->userTimeAndDate( $value, $this->getUser() );
- return htmlspecialchars( $timeAndDate );
+ // We may want to make this a link to the "old" version when displaying old files
+ return htmlspecialchars( $this->getLanguage()->userTimeAndDate( $value, $this->getUser() ) );
case 'img_name':
static $imgfile = null;
if ( $imgfile === null ) {
return Linker::formatComment( $value );
case 'count':
return intval( $value ) + 1;
+ case 'top':
+ return $this->msg( 'listfiles-latestversion-' . $value );
}
}
'tabindex' => 3,
) );
+ $inputForm['listfiles-show-all'] = HTML::input( 'ilshowall', 1, 'checkbox', array(
+ 'checked' => $this->mShowAll,
+ 'tabindex' => 4,
+ ) );
return Html::openElement( 'form',
array( 'method' => 'get', 'action' => $wgScript, 'id' => 'mw-listfiles-form' )
) .
Xml::fieldset( $this->msg( 'listfiles' )->text() ) .
Html::hidden( 'title', $this->getTitle()->getPrefixedText() ) .
- Xml::buildForm( $inputForm, 'table_pager_limit_submit', array( 'tabindex' => 4 ) ) .
- $this->getHiddenFields( array( 'limit', 'ilsearch', 'user', 'title' ) ) .
+ Xml::buildForm( $inputForm, 'table_pager_limit_submit', array( 'tabindex' => 5 ) ) .
+ $this->getHiddenFields( array( 'limit', 'ilsearch', 'user', 'title', 'ilshowall' ) ) .
Html::closeElement( 'fieldset' ) .
Html::closeElement( 'form' ) . "\n";
}