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-rw-r--r--includes/logging/DeleteLogFormatter.php196
1 files changed, 196 insertions, 0 deletions
diff --git a/includes/logging/DeleteLogFormatter.php b/includes/logging/DeleteLogFormatter.php
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+<?php
+/**
+ * Formatter for delete log entries.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @author Niklas Laxström
+ * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License 2.0 or later
+ * @since 1.22
+ */
+
+/**
+ * This class formats delete log entries.
+ *
+ * @since 1.19
+ */
+class DeleteLogFormatter extends LogFormatter {
+ protected function getMessageKey() {
+ $key = parent::getMessageKey();
+ if ( in_array( $this->entry->getSubtype(), array( 'event', 'revision' ) ) ) {
+ if ( count( $this->getMessageParameters() ) < 5 ) {
+ return "$key-legacy";
+ }
+ }
+ return $key;
+ }
+
+ protected function getMessageParameters() {
+ if ( isset( $this->parsedParametersDeleteLog ) ) {
+ return $this->parsedParametersDeleteLog;
+ }
+
+ $params = parent::getMessageParameters();
+ $subtype = $this->entry->getSubtype();
+ if ( in_array( $subtype, array( 'event', 'revision' ) ) ) {
+ // $params[3] here is 'revision' for page revisions, 'oldimage' for file versions, or a comma-separated list of log_ids for log entries.
+ // $subtype here is 'revision' for page revisions and file versions, or 'event' for log entries.
+ if (
+ ( $subtype === 'event' && count( $params ) === 6 ) ||
+ ( $subtype === 'revision' && isset( $params[3] ) && ( $params[3] === 'revision' || $params[3] === 'oldimage' ) )
+ ) {
+ $paramStart = $subtype === 'revision' ? 4 : 3;
+
+ $old = $this->parseBitField( $params[$paramStart + 1] );
+ $new = $this->parseBitField( $params[$paramStart + 2] );
+ list( $hid, $unhid, $extra ) = RevisionDeleter::getChanges( $new, $old );
+ $changes = array();
+ foreach ( $hid as $v ) {
+ $changes[] = $this->msg( "$v-hid" )->plain();
+ }
+ foreach ( $unhid as $v ) {
+ $changes[] = $this->msg( "$v-unhid" )->plain();
+ }
+ foreach ( $extra as $v ) {
+ $changes[] = $this->msg( $v )->plain();
+ }
+ $changeText = $this->context->getLanguage()->listToText( $changes );
+
+ $newParams = array_slice( $params, 0, 3 );
+ $newParams[3] = $changeText;
+ $count = count( explode( ',', $params[$paramStart] ) );
+ $newParams[4] = $this->context->getLanguage()->formatNum( $count );
+ return $this->parsedParametersDeleteLog = $newParams;
+ } else {
+ return $this->parsedParametersDeleteLog = array_slice( $params, 0, 3 );
+ }
+ }
+
+ return $this->parsedParametersDeleteLog = $params;
+ }
+
+ protected function parseBitField( $string ) {
+ // Input is like ofield=2134 or just the number
+ if ( strpos( $string, 'field=' ) === 1 ) {
+ list( , $field ) = explode( '=', $string );
+ return (int)$field;
+ } else {
+ return (int)$string;
+ }
+ }
+
+ public function getActionLinks() {
+ $user = $this->context->getUser();
+ if ( !$user->isAllowed( 'deletedhistory' ) || $this->entry->isDeleted( LogPage::DELETED_ACTION ) ) {
+ return '';
+ }
+
+ switch ( $this->entry->getSubtype() ) {
+ case 'delete': // Show undelete link
+ if ( $user->isAllowed( 'undelete' ) ) {
+ $message = 'undeletelink';
+ } else {
+ $message = 'undeleteviewlink';
+ }
+ $revert = Linker::linkKnown(
+ SpecialPage::getTitleFor( 'Undelete' ),
+ $this->msg( $message )->escaped(),
+ array(),
+ array( 'target' => $this->entry->getTarget()->getPrefixedDBkey() )
+ );
+ return $this->msg( 'parentheses' )->rawParams( $revert )->escaped();
+
+ case 'revision': // If an edit was hidden from a page give a review link to the history
+ $params = $this->extractParameters();
+ if ( !isset( $params[3] ) || !isset( $params[4] ) ) {
+ return '';
+ }
+
+ // Different revision types use different URL params...
+ $key = $params[3];
+ // This is a CSV of the IDs
+ $ids = explode( ',', $params[4] );
+
+ $links = array();
+
+ // If there's only one item, we can show a diff link
+ if ( count( $ids ) == 1 ) {
+ // Live revision diffs...
+ if ( $key == 'oldid' || $key == 'revision' ) {
+ $links[] = Linker::linkKnown(
+ $this->entry->getTarget(),
+ $this->msg( 'diff' )->escaped(),
+ array(),
+ array(
+ 'diff' => intval( $ids[0] ),
+ 'unhide' => 1
+ )
+ );
+ // Deleted revision diffs...
+ } elseif ( $key == 'artimestamp' || $key == 'archive' ) {
+ $links[] = Linker::linkKnown(
+ SpecialPage::getTitleFor( 'Undelete' ),
+ $this->msg( 'diff' )->escaped(),
+ array(),
+ array(
+ 'target' => $this->entry->getTarget()->getPrefixedDBkey(),
+ 'diff' => 'prev',
+ 'timestamp' => $ids[0]
+ )
+ );
+ }
+ }
+
+ // View/modify link...
+ $links[] = Linker::linkKnown(
+ SpecialPage::getTitleFor( 'Revisiondelete' ),
+ $this->msg( 'revdel-restore' )->escaped(),
+ array(),
+ array(
+ 'target' => $this->entry->getTarget()->getPrefixedText(),
+ 'type' => $key,
+ 'ids' => implode( ',', $ids ),
+ )
+ );
+
+ return $this->msg( 'parentheses' )->rawParams(
+ $this->context->getLanguage()->pipeList( $links ) )->escaped();
+
+ case 'event': // Hidden log items, give review link
+ $params = $this->extractParameters();
+ if ( !isset( $params[3] ) ) {
+ return '';
+ }
+ // This is a CSV of the IDs
+ $query = $params[3];
+ // Link to each hidden object ID, $params[1] is the url param
+ $revert = Linker::linkKnown(
+ SpecialPage::getTitleFor( 'Revisiondelete' ),
+ $this->msg( 'revdel-restore' )->escaped(),
+ array(),
+ array(
+ 'target' => $this->entry->getTarget()->getPrefixedText(),
+ 'type' => 'logging',
+ 'ids' => $query
+ )
+ );
+ return $this->msg( 'parentheses' )->rawParams( $revert )->escaped();
+ default:
+ return '';
+ }
+ }
+}