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 use MediaWiki\MediaWikiServices;
  26
  27 /**
  28  * This class formats block log entries.
  29  *
  30  * @since 1.25
  31  */
  32 class BlockLogFormatter extends LogFormatter {
  33         protected function getMessageParameters() {
  34                 $params = parent::getMessageParameters();
  35
  36                 $title = $this->entry->getTarget();
  37                 if ( substr( $title->getText(), 0, 1 ) === '#' ) {
  38                         // autoblock - no user link possible
  39                         $params[2] = $title->getText();
  40                         $params[3] = ''; // no user name for gender use
  41                 } else {
  42                         // Create a user link for the blocked
  43                         $username = $title->getText();
  44                         // @todo Store the user identifier in the parameters
  45                         // to make this faster for future log entries
  46                         $targetUser = User::newFromName( $username, false );
  47                         $params[2] = Message::rawParam( $this->makeUserLink( $targetUser, Linker::TOOL_LINKS_NOBLOCK ) );
  48                         $params[3] = $username; // plain user name for gender use
  49                 }
  50
  51                 $subtype = $this->entry->getSubtype();
  52                 if ( $subtype === 'block' || $subtype === 'reblock' ) {
  53                         if ( !isset( $params[4] ) ) {
  54                                 // Very old log entry without duration: means infinite
  55                                 $params[4] = 'infinite';
  56                         }
  57                         // Localize the duration, and add a tooltip
  58                         // in English to help visitors from other wikis.
  59                         // The lrm is needed to make sure that the number
  60                         // is shown on the correct side of the tooltip text.
  61                         $durationTooltip = '&lrm;' . htmlspecialchars( $params[4] );
  62                         $params[4] = Message::rawParam( "<span class='blockExpiry' title='$durationTooltip'>" .
  63                                 $this->context->getLanguage()->translateBlockExpiry( $params[4],
  64                                         $this->context->getUser() ) . '</span>' );
  65                         $params[5] = isset( $params[5] ) ?
  66                                 self::formatBlockFlags( $params[5], $this->context->getLanguage() ) : '';
  67                 }
  68
  69                 return $params;
  70         }
  71
  72         protected function extractParameters() {
  73                 $params = parent::extractParameters();
  74                 // Legacy log params returning the params in index 3 and 4, moved to 4 and 5
  75                 if ( $this->entry->isLegacy() && isset( $params[3] ) ) {
  76                         if ( isset( $params[4] ) ) {
  77                                 $params[5] = $params[4];
  78                         }
  79                         $params[4] = $params[3];
  80                         $params[3] = '';
  81                 }
  82                 return $params;
  83         }
  84
  85         public function getPreloadTitles() {
  86                 $title = $this->entry->getTarget();
  87                 // Preload user page for non-autoblocks
  88                 if ( substr( $title->getText(), 0, 1 ) !== '#' ) {
  89                         return [ $title->getTalkPage() ];
  90                 }
  91                 return [];
  92         }
  93
  94         public function getActionLinks() {
  95                 $subtype = $this->entry->getSubtype();
  96                 $linkRenderer = MediaWikiServices::getInstance()->getLinkRenderer();
  97                 if ( $this->entry->isDeleted( LogPage::DELETED_ACTION ) // Action is hidden
  98                         || !( $subtype === 'block' || $subtype === 'reblock' )
  99                         || !$this->context->getUser()->isAllowed( 'block' )
 100                 ) {
 101                         return '';
 102                 }
 103
 104                 // Show unblock/change block link
 105                 $title = $this->entry->getTarget();
 106                 $links = [
 107                         $linkRenderer->makeKnownLink(
 108                                 SpecialPage::getTitleFor( 'Unblock', $title->getDBkey() ),
 109                                 $this->msg( 'unblocklink' )->text()
 110                         ),
 111                         $linkRenderer->makeKnownLink(
 112                                 SpecialPage::getTitleFor( 'Block', $title->getDBkey() ),
 113                                 $this->msg( 'change-blocklink' )->text()
 114                         )
 115                 ];
 116
 117                 return $this->msg( 'parentheses' )->rawParams(
 118                         $this->context->getLanguage()->pipeList( $links ) )->escaped();
 119         }
 120
 121         /**
 122          * Convert a comma-delimited list of block log flags
 123          * into a more readable (and translated) form
 124          *
 125          * @param string $flags Flags to format
 126          * @param Language $lang
 127          * @return string
 128          */
 129         public static function formatBlockFlags( $flags, $lang ) {
 130                 $flags = trim( $flags );
 131                 if ( $flags === '' ) {
 132                         return ''; // nothing to do
 133                 }
 134                 $flags = explode( ',', $flags );
 135                 $flagsCount = count( $flags );
 136
 137                 for ( $i = 0; $i < $flagsCount; $i++ ) {
 138                         $flags[$i] = self::formatBlockFlag( $flags[$i], $lang );
 139                 }
 140
 141                 return wfMessage( 'parentheses' )->inLanguage( $lang )
 142                         ->rawParams( $lang->commaList( $flags ) )->escaped();
 143         }
 144
 145         /**
 146          * Translate a block log flag if possible
 147          *
 148          * @param int $flag Flag to translate
 149          * @param Language $lang Language object to use
 150          * @return string
 151          */
 152         public static function formatBlockFlag( $flag, $lang ) {
 153                 static $messages = [];
 154
 155                 if ( !isset( $messages[$flag] ) ) {
 156                         $messages[$flag] = htmlspecialchars( $flag ); // Fallback
 157
 158                         // For grepping. The following core messages can be used here:
 159                         // * block-log-flags-angry-autoblock
 160                         // * block-log-flags-anononly
 161                         // * block-log-flags-hiddenname
 162                         // * block-log-flags-noautoblock
 163                         // * block-log-flags-nocreate
 164                         // * block-log-flags-noemail
 165                         // * block-log-flags-nousertalk
 166                         $msg = wfMessage( 'block-log-flags-' . $flag )->inLanguage( $lang );
 167
 168                         if ( $msg->exists() ) {
 169                                 $messages[$flag] = $msg->escaped();
 170                         }
 171                 }
 172
 173                 return $messages[$flag];
 174         }
 175
 176         protected function getParametersForApi() {
 177                 $entry = $this->entry;
 178                 $params = $entry->getParameters();
 179
 180                 static $map = [
 181                         // While this looks wrong to be starting at 5 rather than 4, it's
 182                         // because getMessageParameters uses $4 for its own purposes.
 183                         '5::duration',
 184                         '6:array:flags',
 185                         '6::flags' => '6:array:flags',
 186                 ];
 187                 foreach ( $map as $index => $key ) {
 188                         if ( isset( $params[$index] ) ) {
 189                                 $params[$key] = $params[$index];
 190                                 unset( $params[$index] );
 191                         }
 192                 }
 193
 194                 $subtype = $entry->getSubtype();
 195                 if ( $subtype === 'block' || $subtype === 'reblock' ) {
 196                         // Defaults for old log entries missing some fields
 197                         $params += [
 198                                 '5::duration' => 'infinite',
 199                                 '6:array:flags' => [],
 200                         ];
 201
 202                         if ( !is_array( $params['6:array:flags'] ) ) {
 203                                 $params['6:array:flags'] = $params['6:array:flags'] === ''
 204                                         ? []
 205                                         : explode( ',', $params['6:array:flags'] );
 206                         }
 207
 208                         if ( !wfIsInfinity( $params['5::duration'] ) ) {
 209                                 $ts = wfTimestamp( TS_UNIX, $entry->getTimestamp() );
 210                                 $expiry = strtotime( $params['5::duration'], $ts );
 211                                 if ( $expiry !== false && $expiry > 0 ) {
 212                                         $params[':timestamp:expiry'] = $expiry;
 213                                 }
 214                         }
 215                 }
 216
 217                 return $params;
 218         }
 219
 220         public function formatParametersForApi() {
 221                 $ret = parent::formatParametersForApi();
 222                 if ( isset( $ret['flags'] ) ) {
 223                         ApiResult::setIndexedTagName( $ret['flags'], 'f' );
 224                 }
 225                 return $ret;
 226         }
 227
 228 }