includes/specials/SpecialListfiles.php

   1 <?php
   2 /**
   3  * @file
   4  * @ingroup SpecialPage
   5  */
   6
   7 /**
   8  *
   9  */
  10 function wfSpecialListfiles( $par = null ) {
  11         global $wgOut;
  12
  13         $pager = new ImageListPager( $par );
  14
  15         $limit = $pager->getForm();
  16         $body = $pager->getBody();
  17         $nav = $pager->getNavigationBar();
  18         $wgOut->addHTML( "$limit<br />\n$body<br />\n$nav" );
  19 }
  20
  21 /**
  22  * @ingroup SpecialPage Pager
  23  */
  24 class ImageListPager extends TablePager {
  25         var $mFieldNames = null;
  26         var $mQueryConds = array();
  27
  28         function __construct( $par = null ) {
  29                 global $wgRequest, $wgMiserMode;
  30                 if ( $wgRequest->getText( 'sort', 'img_date' ) == 'img_date' ) {
  31                         $this->mDefaultDirection = true;
  32                 } else {
  33                         $this->mDefaultDirection = false;
  34                 }
  35
  36                 $userName = $wgRequest->getText( 'username', $par );
  37                 if ( $userName ) {
  38                         $nt = Title::newFromText( $userName, NS_USER );
  39                         if ( !is_null( $nt ) ) {
  40                                 $this->mQueryConds['img_user_text'] = $nt->getText();
  41                         }
  42                 }
  43
  44                 $search = $wgRequest->getText( 'ilsearch' );
  45                 if ( $search != '' && !$wgMiserMode ) {
  46                         $nt = Title::newFromURL( $search );
  47                         if( $nt ) {
  48                                 $dbr = wfGetDB( DB_SLAVE );
  49                                 $this->mQueryConds[] = 'LOWER(img_name)' . $dbr->buildLike( $dbr->anyString(),
  50                                         strtolower( $nt->getDBkey() ), $dbr->anyString() );
  51                         }
  52                 }
  53
  54                 parent::__construct();
  55         }
  56
  57         function getFieldNames() {
  58                 if ( !$this->mFieldNames ) {
  59                         global $wgMiserMode;
  60                         $this->mFieldNames = array(
  61                                 'img_timestamp' => wfMsg( 'listfiles_date' ),
  62                                 'img_name' => wfMsg( 'listfiles_name' ),
  63                                 'img_user_text' => wfMsg( 'listfiles_user' ),
  64                                 'img_size' => wfMsg( 'listfiles_size' ),
  65                                 'img_description' => wfMsg( 'listfiles_description' ),
  66                         );
  67                         if( !$wgMiserMode ) {
  68                                 $this->mFieldNames['count'] = wfMsg( 'listfiles_count' );
  69                         }
  70                 }
  71                 return $this->mFieldNames;
  72         }
  73
  74         function isFieldSortable( $field ) {
  75                 static $sortable = array( 'img_timestamp', 'img_name' );
  76                 if ( $field == 'img_size' ) {
  77                         # No index for both img_size and img_user_text
  78                         return !isset( $this->mQueryConds['img_user_text'] );
  79                 }
  80                 return in_array( $field, $sortable );
  81         }
  82
  83         function getQueryInfo() {
  84                 $tables = array( 'image' );
  85                 $fields = array_keys( $this->getFieldNames() );
  86                 $fields[] = 'img_user';
  87                 $options = $join_conds = array();
  88
  89                 # Depends on $wgMiserMode
  90                 if( isset( $this->mFieldNames['count'] ) ) {
  91                         $tables[] = 'oldimage';
  92
  93                         # Need to rewrite this one
  94                         foreach ( $fields as &$field )
  95                                 if ( $field == 'count' )
  96                                         $field = 'COUNT(oi_archive_name) as count';
  97                         unset( $field );
  98
  99                         $dbr = wfGetDB( DB_SLAVE );
 100                         if( $dbr->implicitGroupby() ) {
 101                                 $options = array( 'GROUP BY' => 'img_name' );
 102                         } else {
 103                                 $columnlist = implode( ',', preg_grep( '/^img/', array_keys( $this->getFieldNames() ) ) );
 104                                 $options = array( 'GROUP BY' => "img_user, $columnlist" );
 105                         }
 106                         $join_conds = array( 'oldimage' => array( 'LEFT JOIN', 'oi_name = img_name' ) );
 107                 }
 108                 return array(
 109                         'tables'     => $tables,
 110                         'fields'     => $fields,
 111                         'conds'      => $this->mQueryConds,
 112                         'options'    => $options,
 113                         'join_conds' => $join_conds
 114                 );
 115         }
 116
 117         function getDefaultSort() {
 118                 return 'img_timestamp';
 119         }
 120
 121         function getStartBody() {
 122                 # Do a link batch query for user pages
 123                 if ( $this->mResult->numRows() ) {
 124                         $lb = new LinkBatch;
 125                         $this->mResult->seek( 0 );
 126                         while ( $row = $this->mResult->fetchObject() ) {
 127                                 if ( $row->img_user ) {
 128                                         $lb->add( NS_USER, str_replace( ' ', '_', $row->img_user_text ) );
 129                                 }
 130                         }
 131                         $lb->execute();
 132                 }
 133
 134                 return parent::getStartBody();
 135         }
 136
 137         function formatValue( $field, $value ) {
 138                 global $wgLang;
 139                 switch ( $field ) {
 140                         case 'img_timestamp':
 141                                 return htmlspecialchars( $wgLang->timeanddate( $value, true ) );
 142                         case 'img_name':
 143                                 static $imgfile = null;
 144                                 if ( $imgfile === null ) $imgfile = wfMsg( 'imgfile' );
 145
 146                                 $name = $this->mCurrentRow->img_name;
 147                                 $link = $this->getSkin()->linkKnown( Title::makeTitle( NS_FILE, $name ), htmlspecialchars( $value ) );
 148                                 $image = wfLocalFile( $value );
 149                                 $url = $image->getURL();
 150                                 $download = Xml::element('a', array( 'href' => $url ), $imgfile );
 151                                 return "$link ($download)";
 152                         case 'img_user_text':
 153                                 if ( $this->mCurrentRow->img_user ) {
 154                                         $link = $this->getSkin()->link(
 155                                                 Title::makeTitle( NS_USER, $value ),
 156                                                 htmlspecialchars( $value )
 157                                         );
 158                                 } else {
 159                                         $link = htmlspecialchars( $value );
 160                                 }
 161                                 return $link;
 162                         case 'img_size':
 163                                 return $this->getSkin()->formatSize( $value );
 164                         case 'img_description':
 165                                 return $this->getSkin()->commentBlock( $value );
 166                         case 'count':
 167                                 return intval($value)+1;
 168                 }
 169         }
 170
 171         function getForm() {
 172                 global $wgRequest, $wgScript, $wgMiserMode;
 173                 $search = $wgRequest->getText( 'ilsearch' );
 174
 175                 $s = Xml::openElement( 'form', array( 'method' => 'get', 'action' => $wgScript, 'id' => 'mw-listfiles-form' ) ) .
 176                         Xml::openElement( 'fieldset' ) .
 177                         Xml::element( 'legend', null, wfMsg( 'listfiles' ) ) .
 178                         Xml::tags( 'label', null, wfMsgHtml( 'table_pager_limit', $this->getLimitSelect() ) );
 179
 180                 if ( !$wgMiserMode ) {
 181                         $s .= "<br />\n" .
 182                                 Xml::inputLabel( wfMsg( 'listfiles_search_for' ), 'ilsearch', 'mw-ilsearch', 20, $search );
 183                 }
 184                 $s .= ' ' .
 185                         Xml::submitButton( wfMsg( 'table_pager_limit_submit' ) ) ."\n" .
 186                         $this->getHiddenFields( array( 'limit', 'ilsearch' ) ) .
 187                         Xml::closeElement( 'fieldset' ) .
 188                         Xml::closeElement( 'form' ) . "\n";
 189                 return $s;
 190         }
 191
 192         function getTableClass() {
 193                 return 'listfiles ' . parent::getTableClass();
 194         }
 195
 196         function getNavClass() {
 197                 return 'listfiles_nav ' . parent::getNavClass();
 198         }
 199
 200         function getSortHeaderClass() {
 201                 return 'listfiles_sort ' . parent::getSortHeaderClass();
 202         }
 203 }