includes/LogPage.php

   1 <?php
   2 #
   3 # Copyright (C) 2002, 2004 Brion Vibber <brion@pobox.com>
   4 # http://www.mediawiki.org/
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License along
  17 # with this program; if not, write to the Free Software Foundation, Inc.,
  18 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  19 # http://www.gnu.org/copyleft/gpl.html
  20
  21 /**
  22  * Contain log classes
  23  *
  24  */
  25
  26 /**
  27  * Class to simplify the use of log pages.
  28  * The logs are now kept in a table which is easier to manage and trim
  29  * than ever-growing wiki pages.
  30  *
  31  */
  32 class LogPage {
  33         /* @access private */
  34         var $type, $action, $comment, $params, $target;
  35         /* @acess public */
  36         var $updateRecentChanges;
  37
  38         /**
  39           * Constructor
  40           *
  41           * @param string $type One of '', 'block', 'protect', 'rights', 'delete',
  42           *               'upload', 'move'
  43           * @param bool $rc Whether to update recent changes as well as the logging table
  44           */
  45         function __construct( $type, $rc = true ) {
  46                 $this->type = $type;
  47                 $this->updateRecentChanges = $rc;
  48         }
  49
  50         function saveContent() {
  51                 if( wfReadOnly() ) return false;
  52
  53                 global $wgUser;
  54                 $fname = 'LogPage::saveContent';
  55
  56                 $dbw =& wfGetDB( DB_MASTER );
  57                 $uid = $wgUser->getID();
  58
  59                 $this->timestamp = $now = wfTimestampNow();
  60                 $dbw->insert( 'logging',
  61                         array(
  62                                 'log_type' => $this->type,
  63                                 'log_action' => $this->action,
  64                                 'log_timestamp' => $dbw->timestamp( $now ),
  65                                 'log_user' => $uid,
  66                                 'log_namespace' => $this->target->getNamespace(),
  67                                 'log_title' => $this->target->getDBkey(),
  68                                 'log_comment' => $this->comment,
  69                                 'log_params' => $this->params
  70                         ), $fname
  71                 );
  72
  73                 # And update recentchanges
  74                 if ( $this->updateRecentChanges ) {
  75                         $titleObj = SpecialPage::getTitleFor( 'Log', $this->type );
  76                         $rcComment = $this->actionText;
  77                         if( '' != $this->comment ) {
  78                                 if ($rcComment == '')
  79                                         $rcComment = $this->comment;
  80                                 else
  81                                         $rcComment .= ': ' . $this->comment;
  82                         }
  83
  84                         RecentChange::notifyLog( $now, $titleObj, $wgUser, $rcComment, '',
  85                                 $this->type, $this->action, $this->target, $this->comment, $this->params );
  86                 }
  87                 return true;
  88         }
  89
  90         /**
  91          * @static
  92          */
  93         function validTypes() {
  94                 global $wgLogTypes;
  95                 return $wgLogTypes;
  96         }
  97
  98         /**
  99          * @static
 100          */
 101         function isLogType( $type ) {
 102                 return in_array( $type, LogPage::validTypes() );
 103         }
 104
 105         /**
 106          * @static
 107          */
 108         public static function logName( $type ) {
 109                 global $wgLogNames;
 110
 111                 if( isset( $wgLogNames[$type] ) ) {
 112                         return str_replace( '_', ' ', wfMsg( $wgLogNames[$type] ) );
 113                 } else {
 114                         // Bogus log types? Perhaps an extension was removed.
 115                         return $type;
 116                 }
 117         }
 118
 119         /**
 120          * @fixme: handle missing log types
 121          * @static
 122          */
 123         function logHeader( $type ) {
 124                 global $wgLogHeaders;
 125                 return wfMsg( $wgLogHeaders[$type] );
 126         }
 127
 128         /**
 129          * @static
 130          */
 131         function actionText( $type, $action, $title = NULL, $skin = NULL, $params = array(), $filterWikilinks=false, $translate=false ) {
 132                 global $wgLang, $wgContLang, $wgLogActions;
 133
 134                 $key = "$type/$action";
 135
 136                 if( $key == 'patrol/patrol' )
 137                         return PatrolLog::makeActionText( $title, $params, $skin );
 138
 139                 if( isset( $wgLogActions[$key] ) ) {
 140                         if( is_null( $title ) ) {
 141                                 $rv=wfMsg( $wgLogActions[$key] );
 142                         } else {
 143                                 if( $skin ) {
 144
 145                                         switch( $type ) {
 146                                                 case 'move':
 147                                                         $titleLink = $skin->makeLinkObj( $title, $title->getPrefixedText(), 'redirect=no' );
 148                                                         $params[0] = $skin->makeLinkObj( Title::newFromText( $params[0] ), $params[0] );
 149                                                         break;
 150                                                 case 'block':
 151                                                         if( substr( $title->getText(), 0, 1 ) == '#' ) {
 152                                                                 $titleLink = $title->getText();
 153                                                         } else {
 154                                                                 $titleLink = $skin->makeLinkObj( $title, $title->getText() );
 155                                                                 $titleLink .= ' (' . $skin->makeKnownLinkObj( SpecialPage::getTitleFor( 'Contributions', $title->getDBkey() ), wfMsg( 'contribslink' ) ) . ')';
 156                                                         }
 157                                                         break;
 158                                                 case 'rights':
 159                                                         $text = $wgContLang->ucfirst( $title->getText() );
 160                                                         $titleLink = $skin->makeLinkObj( Title::makeTitle( NS_USER, $text ) );
 161                                                         break;
 162                                                 default:
 163                                                         $titleLink = $skin->makeLinkObj( $title );
 164                                         }
 165
 166                                 } else {
 167                                         $titleLink = $title->getPrefixedText();
 168                                 }
 169                                 if( $key == 'rights/rights' ) {
 170                                         if ($skin) {
 171                                                 $rightsnone = wfMsg( 'rightsnone' );
 172                                         } else {
 173                                                 $rightsnone = wfMsgForContent( 'rightsnone' );
 174                                         }
 175                                         if( !isset( $params[0] ) || trim( $params[0] ) == '' )
 176                                                 $params[0] = $rightsnone;
 177                                         if( !isset( $params[1] ) || trim( $params[1] ) == '' )
 178                                                 $params[1] = $rightsnone;
 179                                 }
 180                                 if( count( $params ) == 0 ) {
 181                                         if ( $skin ) {
 182                                                 $rv = wfMsg( $wgLogActions[$key], $titleLink );
 183                                         } else {
 184                                                 $rv = wfMsgForContent( $wgLogActions[$key], $titleLink );
 185                                         }
 186                                 } else {
 187                                         array_unshift( $params, $titleLink );
 188                                         if ( $translate && $key == 'block/block' ) {
 189                                                 $params[1] = $wgLang->translateBlockExpiry( $params[1] );
 190                                                 $params[2] = isset( $params[2] )
 191                                                                                 ? self::formatBlockFlags( $params[2] )
 192                                                                                 : '';
 193                                         }
 194                                         $rv = wfMsgReal( $wgLogActions[$key], $params, true, !$skin );
 195                                 }
 196                         }
 197                 } else {
 198                         wfDebug( "LogPage::actionText - unknown action $key\n" );
 199                         $rv = "$action";
 200                 }
 201                 if( $filterWikilinks ) {
 202                         $rv = str_replace( "[[", "", $rv );
 203                         $rv = str_replace( "]]", "", $rv );
 204                 }
 205                 return $rv;
 206         }
 207
 208         /**
 209          * Add a log entry
 210          * @param string $action one of '', 'block', 'protect', 'rights', 'delete', 'upload', 'move', 'move_redir'
 211          * @param object &$target A title object.
 212          * @param string $comment Description associated
 213          * @param array $params Parameters passed later to wfMsg.* functions
 214          */
 215         function addEntry( $action, $target, $comment, $params = array() ) {
 216                 if ( !is_array( $params ) ) {
 217                         $params = array( $params );
 218                 }
 219
 220                 $this->action = $action;
 221                 $this->target = $target;
 222                 $this->comment = $comment;
 223                 $this->params = LogPage::makeParamBlob( $params );
 224
 225                 $this->actionText = LogPage::actionText( $this->type, $action, $target, NULL, $params );
 226
 227                 return $this->saveContent();
 228         }
 229
 230         /**
 231          * Create a blob from a parameter array
 232          * @static
 233          */
 234         function makeParamBlob( $params ) {
 235                 return implode( "\n", $params );
 236         }
 237
 238         /**
 239          * Extract a parameter array from a blob
 240          * @static
 241          */
 242         function extractParams( $blob ) {
 243                 if ( $blob === '' ) {
 244                         return array();
 245                 } else {
 246                         return explode( "\n", $blob );
 247                 }
 248         }
 249
 250         /**
 251          * Convert a comma-delimited list of block log flags
 252          * into a more readable (and translated) form
 253          *
 254          * @param $flags Flags to format
 255          * @return string
 256          */
 257         public static function formatBlockFlags( $flags ) {
 258                 $flags = explode( ',', trim( $flags ) );
 259                 if( count( $flags ) > 0 ) {
 260                         for( $i = 0; $i < count( $flags ); $i++ )
 261                                 $flags[$i] = self::formatBlockFlag( $flags[$i] );
 262                         return '(' . implode( ', ', $flags ) . ')';
 263                 } else {
 264                         return '';
 265                 }
 266         }
 267
 268         /**
 269          * Translate a block log flag if possible
 270          *
 271          * @param $flag Flag to translate
 272          * @return string
 273          */
 274         public static function formatBlockFlag( $flag ) {
 275                 static $messages = array();
 276                 if( !isset( $messages[$flag] ) ) {
 277                         $k = 'block-log-flags-' . $flag;
 278                         $msg = wfMsg( $k );
 279                         $messages[$flag] = htmlspecialchars( wfEmptyMsg( $k, $msg ) ? $flag : $msg );
 280                 }
 281                 return $messages[$flag];
 282         }
 283
 284 }
 285
 286 ?>