includes/logging/BlockLogFormatter.php

   1 <?php
   2 /**
   3  * Formatter for block log entries.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
  22  * @since 1.25
  23  */
  24
  25 /**
  26  * This class formats block log entries.
  27  *
  28  * @since 1.25
  29  */
  30 class BlockLogFormatter extends LogFormatter {
  31         protected function getMessageParameters() {
  32                 $params = parent::getMessageParameters();
  33
  34                 $title = $this->entry->getTarget();
  35                 if ( substr( $title->getText(), 0, 1 ) === '#' ) {
  36                         // autoblock - no user link possible
  37                         $params[2] = $title->getText();
  38                         $params[3] = ''; // no user name for gender use
  39                 } else {
  40                         // Create a user link for the blocked
  41                         $username = $title->getText();
  42                         // @todo Store the user identifier in the parameters
  43                         // to make this faster for future log entries
  44                         $targetUser = User::newFromName( $username, false );
  45                         $params[2] = Message::rawParam( $this->makeUserLink( $targetUser, Linker::TOOL_LINKS_NOBLOCK ) );
  46                         $params[3] = $username; // plain user name for gender use
  47                 }
  48
  49                 $subtype = $this->entry->getSubtype();
  50                 if ( $subtype === 'block' || $subtype === 'reblock' ) {
  51                         if ( !isset( $params[4] ) ) {
  52                                 // Very old log entry without duration: means infinite
  53                                 $params[4] = 'infinite';
  54                         }
  55                         // Localize the duration, and add a tooltip
  56                         // in English to help visitors from other wikis.
  57                         // The lrm is needed to make sure that the number
  58                         // is shown on the correct side of the tooltip text.
  59                         $durationTooltip = '&lrm;' . htmlspecialchars( $params[4] );
  60                         $params[4] = Message::rawParam( "<span class='blockExpiry' title='$durationTooltip'>" .
  61                                 $this->context->getLanguage()->translateBlockExpiry( $params[4] ) . '</span>' );
  62                         $params[5] = isset( $params[5] ) ?
  63                                 self::formatBlockFlags( $params[5], $this->context->getLanguage() ) : '';
  64                 }
  65
  66                 return $params;
  67         }
  68
  69         protected function extractParameters() {
  70                 $params = parent::extractParameters();
  71                 // Legacy log params returning the params in index 3 and 4, moved to 4 and 5
  72                 if ( $this->entry->isLegacy() && isset( $params[3] ) ) {
  73                         if ( isset( $params[4] ) ) {
  74                                 $params[5] = $params[4];
  75                         }
  76                         $params[4] = $params[3];
  77                         $params[3] = '';
  78                 }
  79                 return $params;
  80         }
  81
  82         public function getPreloadTitles() {
  83                 $title = $this->entry->getTarget();
  84                 // Preload user page for non-autoblocks
  85                 if ( substr( $title->getText(), 0, 1 ) !== '#' ) {
  86                         return array( $title->getTalkPage() );
  87                 }
  88                 return array();
  89         }
  90
  91         public function getActionLinks() {
  92                 $subtype = $this->entry->getSubtype();
  93                 if ( $this->entry->isDeleted( LogPage::DELETED_ACTION ) // Action is hidden
  94                         || !( $subtype === 'block' || $subtype === 'reblock' )
  95                         || !$this->context->getUser()->isAllowed( 'block' )
  96                 ) {
  97                         return '';
  98                 }
  99
 100                 // Show unblock/change block link
 101                 $title = $this->entry->getTarget();
 102                 $links = array(
 103                         Linker::linkKnown(
 104                                 SpecialPage::getTitleFor( 'Unblock', $title->getDBkey() ),
 105                                 $this->msg( 'unblocklink' )->escaped()
 106                         ),
 107                         Linker::linkKnown(
 108                                 SpecialPage::getTitleFor( 'Block', $title->getDBkey() ),
 109                                 $this->msg( 'change-blocklink' )->escaped()
 110                         )
 111                 );
 112
 113                 return $this->msg( 'parentheses' )->rawParams(
 114                         $this->context->getLanguage()->pipeList( $links ) )->escaped();
 115         }
 116
 117         /**
 118          * Convert a comma-delimited list of block log flags
 119          * into a more readable (and translated) form
 120          *
 121          * @param string $flags Flags to format
 122          * @param Language $lang
 123          * @return string
 124          */
 125         public static function formatBlockFlags( $flags, $lang ) {
 126                 $flags = trim( $flags );
 127                 if ( $flags === '' ) {
 128                         return ''; // nothing to do
 129                 }
 130                 $flags = explode( ',', $flags );
 131                 $flagsCount = count( $flags );
 132
 133                 for ( $i = 0; $i < $flagsCount; $i++ ) {
 134                         $flags[$i] = self::formatBlockFlag( $flags[$i], $lang );
 135                 }
 136
 137                 return wfMessage( 'parentheses' )->inLanguage( $lang )
 138                         ->rawParams( $lang->commaList( $flags ) )->escaped();
 139         }
 140
 141         /**
 142          * Translate a block log flag if possible
 143          *
 144          * @param int $flag Flag to translate
 145          * @param Language $lang Language object to use
 146          * @return string
 147          */
 148         public static function formatBlockFlag( $flag, $lang ) {
 149                 static $messages = array();
 150
 151                 if ( !isset( $messages[$flag] ) ) {
 152                         $messages[$flag] = htmlspecialchars( $flag ); // Fallback
 153
 154                         // For grepping. The following core messages can be used here:
 155                         // * block-log-flags-angry-autoblock
 156                         // * block-log-flags-anononly
 157                         // * block-log-flags-hiddenname
 158                         // * block-log-flags-noautoblock
 159                         // * block-log-flags-nocreate
 160                         // * block-log-flags-noemail
 161                         // * block-log-flags-nousertalk
 162                         $msg = wfMessage( 'block-log-flags-' . $flag )->inLanguage( $lang );
 163
 164                         if ( $msg->exists() ) {
 165                                 $messages[$flag] = $msg->escaped();
 166                         }
 167                 }
 168
 169                 return $messages[$flag];
 170         }
 171
 172         protected function getParametersForApi() {
 173                 $entry = $this->entry;
 174                 $params = $entry->getParameters();
 175
 176                 static $map = array(
 177                         // While this looks wrong to be starting at 5 rather than 4, it's
 178                         // because getMessageParameters uses $4 for its own purposes.
 179                         '5::duration',
 180                         '6:array:flags',
 181                         '6::flags' => '6:array:flags',
 182                 );
 183                 foreach ( $map as $index => $key ) {
 184                         if ( isset( $params[$index] ) ) {
 185                                 $params[$key] = $params[$index];
 186                                 unset( $params[$index] );
 187                         }
 188                 }
 189
 190                 $subtype = $entry->getSubtype();
 191                 if ( $subtype === 'block' || $subtype === 'reblock' ) {
 192                         // Defaults for old log entries missing some fields
 193                         $params += array(
 194                                 '5::duration' => 'infinite',
 195                                 '6:array:flags' => array(),
 196                         );
 197
 198                         if ( !is_array( $params['6:array:flags'] ) ) {
 199                                 $params['6:array:flags'] = $params['6:array:flags'] === ''
 200                                         ? array()
 201                                         : explode( ',', $params['6:array:flags'] );
 202                         }
 203
 204                         if ( !wfIsInfinity( $params['5::duration'] ) ) {
 205                                 $ts = wfTimestamp( TS_UNIX, $entry->getTimestamp() );
 206                                 $expiry = strtotime( $params['5::duration'], $ts );
 207                                 if ( $expiry !== false && $expiry > 0 ) {
 208                                         $params[':timestamp:expiry'] = $expiry;
 209                                 }
 210                         }
 211                 }
 212
 213                 return $params;
 214         }
 215
 216         public function formatParametersForApi() {
 217                 $ret = parent::formatParametersForApi();
 218                 if ( isset( $ret['flags'] ) ) {
 219                         ApiResult::setIndexedTagName( $ret['flags'], 'f' );
 220                 }
 221                 return $ret;
 222         }
 223
 224 }