1 files changed, 327 insertions, 0 deletions
diff --git a/www/wiki/includes/specials/SpecialLog.php b/www/wiki/includes/specials/SpecialLog.php
new file mode 100644
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+++ b/www/wiki/includes/specials/SpecialLog.php
@@ -0,0 +1,327 @@
+<?php
+/**
+ * Implements Special:Log
+ *
+ * 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
+ * @ingroup SpecialPage
+ */
+
+/**
+ * A special page that lists log entries
+ *
+ * @ingroup SpecialPage
+ */
+class SpecialLog extends SpecialPage {
+	public function __construct() {
+		parent::__construct( 'Log' );
+	}
+
+	public function execute( $par ) {
+		global $wgActorTableSchemaMigrationStage;
+
+		$this->setHeaders();
+		$this->outputHeader();
+		$this->getOutput()->addModules( 'mediawiki.userSuggest' );
+		$this->addHelpLink( 'Help:Log' );
+
+		$opts = new FormOptions;
+		$opts->add( 'type', '' );
+		$opts->add( 'user', '' );
+		$opts->add( 'page', '' );
+		$opts->add( 'pattern', false );
+		$opts->add( 'year', null, FormOptions::INTNULL );
+		$opts->add( 'month', null, FormOptions::INTNULL );
+		$opts->add( 'tagfilter', '' );
+		$opts->add( 'offset', '' );
+		$opts->add( 'dir', '' );
+		$opts->add( 'offender', '' );
+		$opts->add( 'subtype', '' );
+		$opts->add( 'logid', '' );
+
+		// Set values
+		$opts->fetchValuesFromRequest( $this->getRequest() );
+		if ( $par !== null ) {
+			$this->parseParams( $opts, (string)$par );
+		}
+
+		# Don't let the user get stuck with a certain date
+		if ( $opts->getValue( 'offset' ) || $opts->getValue( 'dir' ) == 'prev' ) {
+			$opts->setValue( 'year', '' );
+			$opts->setValue( 'month', '' );
+		}
+
+		// If the user doesn't have the right permission to view the specific
+		// log type, throw a PermissionsError
+		// If the log type is invalid, just show all public logs
+		$logRestrictions = $this->getConfig()->get( 'LogRestrictions' );
+		$type = $opts->getValue( 'type' );
+		if ( !LogPage::isLogType( $type ) ) {
+			$opts->setValue( 'type', '' );
+		} elseif ( isset( $logRestrictions[$type] )
+			&& !$this->getUser()->isAllowed( $logRestrictions[$type] )
+		) {
+			throw new PermissionsError( $logRestrictions[$type] );
+		}
+
+		# Handle type-specific inputs
+		$qc = [];
+		if ( $opts->getValue( 'type' ) == 'suppress' ) {
+			$offenderName = $opts->getValue( 'offender' );
+			$offender = empty( $offenderName ) ? null : User::newFromName( $offenderName, false );
+			if ( $offender ) {
+				if ( $wgActorTableSchemaMigrationStage === MIGRATION_NEW ) {
+					$qc = [ 'ls_field' => 'target_author_actor', 'ls_value' => $offender->getActorId() ];
+				} else {
+					if ( $offender->getId() > 0 ) {
+						$field = 'target_author_id';
+						$value = $offender->getId();
+					} else {
+						$field = 'target_author_ip';
+						$value = $offender->getName();
+					}
+					if ( !$offender->getActorId() ) {
+						$qc = [ 'ls_field' => $field, 'ls_value' => $value ];
+					} else {
+						$db = wfGetDB( DB_REPLICA );
+						$qc = [
+							'ls_field' => [ 'target_author_actor', $field ], // So LogPager::getQueryInfo() works right
+							$db->makeList( [
+								$db->makeList(
+									[ 'ls_field' => 'target_author_actor', 'ls_value' => $offender->getActorId() ], LIST_AND
+								),
+								$db->makeList( [ 'ls_field' => $field, 'ls_value' => $value ], LIST_AND ),
+							], LIST_OR ),
+						];
+					}
+				}
+			}
+		} else {
+			// Allow extensions to add relations to their search types
+			Hooks::run(
+				'SpecialLogAddLogSearchRelations',
+				[ $opts->getValue( 'type' ), $this->getRequest(), &$qc ]
+			);
+		}
+
+		# Some log types are only for a 'User:' title but we might have been given
+		# only the username instead of the full title 'User:username'. This part try
+		# to lookup for a user by that name and eventually fix user input. See T3697.
+		if ( in_array( $opts->getValue( 'type' ), self::getLogTypesOnUser() ) ) {
+			# ok we have a type of log which expect a user title.
+			$target = Title::newFromText( $opts->getValue( 'page' ) );
+			if ( $target && $target->getNamespace() === NS_MAIN ) {
+				# User forgot to add 'User:', we are adding it for him
+				$opts->setValue( 'page',
+					Title::makeTitleSafe( NS_USER, $opts->getValue( 'page' ) )
+				);
+			}
+		}
+
+		$this->show( $opts, $qc );
+	}
+
+	/**
+	 * List log type for which the target is a user
+	 * Thus if the given target is in NS_MAIN we can alter it to be an NS_USER
+	 * Title user instead.
+	 *
+	 * @since 1.25
+	 * @return array
+	 */
+	public static function getLogTypesOnUser() {
+		static $types = null;
+		if ( $types !== null ) {
+			return $types;
+		}
+		$types = [
+			'block',
+			'newusers',
+			'rights',
+		];
+
+		Hooks::run( 'GetLogTypesOnUser', [ &$types ] );
+		return $types;
+	}
+
+	/**
+	 * Return an array of subpages that this special page will accept.
+	 *
+	 * @return string[] subpages
+	 */
+	public function getSubpagesForPrefixSearch() {
+		$subpages = $this->getConfig()->get( 'LogTypes' );
+		$subpages[] = 'all';
+		sort( $subpages );
+		return $subpages;
+	}
+
+	/**
+	 * Set options based on the subpage title parts:
+	 * - One part that is a valid log type: Special:Log/logtype
+	 * - Two parts: Special:Log/logtype/username
+	 * - Otherwise, assume the whole subpage is a username.
+	 *
+	 * @param FormOptions $opts
+	 * @param $par
+	 * @throws ConfigException
+	 */
+	private function parseParams( FormOptions $opts, $par ) {
+		# Get parameters
+		$par = $par !== null ? $par : '';
+		$parms = explode( '/', $par );
+		$symsForAll = [ '*', 'all' ];
+		if ( $parms[0] != '' &&
+			( in_array( $par, $this->getConfig()->get( 'LogTypes' ) ) || in_array( $par, $symsForAll ) )
+		) {
+			$opts->setValue( 'type', $par );
+		} elseif ( count( $parms ) == 2 ) {
+			$opts->setValue( 'type', $parms[0] );
+			$opts->setValue( 'user', $parms[1] );
+		} elseif ( $par != '' ) {
+			$opts->setValue( 'user', $par );
+		}
+	}
+
+	private function show( FormOptions $opts, array $extraConds ) {
+		# Create a LogPager item to get the results and a LogEventsList item to format them...
+		$loglist = new LogEventsList(
+			$this->getContext(),
+			$this->getLinkRenderer(),
+			LogEventsList::USE_CHECKBOXES
+		);
+
+		$pager = new LogPager(
+			$loglist,
+			$opts->getValue( 'type' ),
+			$opts->getValue( 'user' ),
+			$opts->getValue( 'page' ),
+			$opts->getValue( 'pattern' ),
+			$extraConds,
+			$opts->getValue( 'year' ),
+			$opts->getValue( 'month' ),
+			$opts->getValue( 'tagfilter' ),
+			$opts->getValue( 'subtype' ),
+			$opts->getValue( 'logid' )
+		);
+
+		$this->addHeader( $opts->getValue( 'type' ) );
+
+		# Set relevant user
+		if ( $pager->getPerformer() ) {
+			$performerUser = User::newFromName( $pager->getPerformer(), false );
+			$this->getSkin()->setRelevantUser( $performerUser );
+		}
+
+		# Show form options
+		$loglist->showOptions(
+			$pager->getType(),
+			$pager->getPerformer(),
+			$pager->getPage(),
+			$pager->getPattern(),
+			$pager->getYear(),
+			$pager->getMonth(),
+			$pager->getFilterParams(),
+			$pager->getTagFilter(),
+			$pager->getAction()
+		);
+
+		# Insert list
+		$logBody = $pager->getBody();
+		if ( $logBody ) {
+			$this->getOutput()->addHTML(
+				$pager->getNavigationBar() .
+					$this->getActionButtons(
+						$loglist->beginLogEventsList() .
+							$logBody .
+							$loglist->endLogEventsList()
+					) .
+					$pager->getNavigationBar()
+			);
+		} else {
+			$this->getOutput()->addWikiMsg( 'logempty' );
+		}
+	}
+
+	private function getActionButtons( $formcontents ) {
+		$user = $this->getUser();
+		$canRevDelete = $user->isAllowedAll( 'deletedhistory', 'deletelogentry' );
+		$showTagEditUI = ChangeTags::showTagEditingUI( $user );
+		# If the user doesn't have the ability to delete log entries nor edit tags,
+		# don't bother showing them the button(s).
+		if ( !$canRevDelete && !$showTagEditUI ) {
+			return $formcontents;
+		}
+
+		# Show button to hide log entries and/or edit change tags
+		$s = Html::openElement(
+			'form',
+			[ 'action' => wfScript(), 'id' => 'mw-log-deleterevision-submit' ]
+		) . "\n";
+		$s .= Html::hidden( 'action', 'historysubmit' ) . "\n";
+		$s .= Html::hidden( 'type', 'logging' ) . "\n";
+
+		$buttons = '';
+		if ( $canRevDelete ) {
+			$buttons .= Html::element(
+				'button',
+				[
+					'type' => 'submit',
+					'name' => 'revisiondelete',
+					'value' => '1',
+					'class' => "deleterevision-log-submit mw-log-deleterevision-button"
+				],
+				$this->msg( 'showhideselectedlogentries' )->text()
+			) . "\n";
+		}
+		if ( $showTagEditUI ) {
+			$buttons .= Html::element(
+				'button',
+				[
+					'type' => 'submit',
+					'name' => 'editchangetags',
+					'value' => '1',
+					'class' => "editchangetags-log-submit mw-log-editchangetags-button"
+				],
+				$this->msg( 'log-edit-tags' )->text()
+			) . "\n";
+		}
+
+		$buttons .= ( new ListToggle( $this->getOutput() ) )->getHTML();
+
+		$s .= $buttons . $formcontents . $buttons;
+		$s .= Html::closeElement( 'form' );
+
+		return $s;
+	}
+
+	/**
+	 * Set page title and show header for this log type
+	 * @param string $type
+	 * @since 1.19
+	 */
+	protected function addHeader( $type ) {
+		$page = new LogPage( $type );
+		$this->getOutput()->setPageTitle( $page->getName() );
+		$this->getOutput()->addHTML( $page->getDescription()
+			->setContext( $this->getContext() )->parseAsBlock() );
+	}
+
+	protected function getGroupName() {
+		return 'changes';
+	}
+}