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<?php
/**
* Contain classes to list log entries
*
* Copyright © 2004 Brooke Vibber <bvibber@wikimedia.org>
* https://www.mediawiki.org/
*
* 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
*/
namespace MediaWiki\Logging;
use InvalidArgumentException;
use MediaWiki\Block\DatabaseBlockStore;
use MediaWiki\ChangeTags\ChangeTags;
use MediaWiki\Context\ContextSource;
use MediaWiki\Context\IContextSource;
use MediaWiki\Context\RequestContext;
use MediaWiki\HookContainer\HookRunner;
use MediaWiki\Html\Html;
use MediaWiki\HTMLForm\Field\HTMLMultiSelectField;
use MediaWiki\HTMLForm\Field\HTMLSelectField;
use MediaWiki\HTMLForm\Field\HTMLTitleTextField;
use MediaWiki\HTMLForm\Field\HTMLUserTextField;
use MediaWiki\HTMLForm\HTMLForm;
use MediaWiki\Linker\Linker;
use MediaWiki\Linker\LinkRenderer;
use MediaWiki\Logger\LoggerFactory;
use MediaWiki\MainConfigNames;
use MediaWiki\MediaWikiServices;
use MediaWiki\Output\OutputPage;
use MediaWiki\Page\PageReference;
use MediaWiki\Pager\LogPager;
use MediaWiki\Parser\Sanitizer;
use MediaWiki\Permissions\Authority;
use MediaWiki\SpecialPage\SpecialPage;
use MediaWiki\Status\Status;
use MediaWiki\Title\NamespaceInfo;
use MediaWiki\Title\Title;
use MediaWiki\User\UserIdentity;
use MessageLocalizer;
use stdClass;
use Wikimedia\MapCacheLRU\MapCacheLRU;
class LogEventsList extends ContextSource {
public const NO_ACTION_LINK = 1;
public const NO_EXTRA_USER_LINKS = 2;
public const USE_CHECKBOXES = 4;
/** @var int */
public $flags;
/**
* @var bool
*/
protected $showTagEditUI;
/**
* @var LinkRenderer|null
*/
private $linkRenderer;
/** @var HookRunner */
private $hookRunner;
private LogFormatterFactory $logFormatterFactory;
/** @var MapCacheLRU */
private $tagsCache;
/**
* @param IContextSource $context
* @param LinkRenderer|null $linkRenderer
* @param int $flags Can be a combination of self::NO_ACTION_LINK,
* self::NO_EXTRA_USER_LINKS or self::USE_CHECKBOXES.
*/
public function __construct( $context, $linkRenderer = null, $flags = 0 ) {
$this->setContext( $context );
$this->flags = $flags;
$this->showTagEditUI = ChangeTags::showTagEditingUI( $this->getAuthority() );
if ( $linkRenderer instanceof LinkRenderer ) {
$this->linkRenderer = $linkRenderer;
}
$services = MediaWikiServices::getInstance();
$this->hookRunner = new HookRunner( $services->getHookContainer() );
$this->logFormatterFactory = $services->getLogFormatterFactory();
$this->tagsCache = new MapCacheLRU( 50 );
}
/**
* @since 1.30
* @return LinkRenderer
*/
protected function getLinkRenderer() {
if ( $this->linkRenderer !== null ) {
return $this->linkRenderer;
} else {
return MediaWikiServices::getInstance()->getLinkRenderer();
}
}
/**
* Show options for the log list
*
* @param string $type Log type
* @param int|string $year Use 0 to start with no year preselected.
* @param int|string $month A month in the 1..12 range. Use 0 to start with no month
* preselected.
* @param int|string $day A day in the 1..31 range. Use 0 to start with no month
* preselected.
* @return bool Whether the options are valid
*/
public function showOptions( $type = '', $year = 0, $month = 0, $day = 0 ) {
$formDescriptor = [];
// Basic selectors
$formDescriptor['type'] = $this->getTypeMenuDesc();
$formDescriptor['user'] = [
'class' => HTMLUserTextField::class,
'label-message' => 'specialloguserlabel',
'name' => 'user',
'ipallowed' => true,
'iprange' => true,
'external' => true,
];
$formDescriptor['page'] = [
'class' => HTMLTitleTextField::class,
'label-message' => 'speciallogtitlelabel',
'name' => 'page',
'required' => false,
];
// Title pattern, if allowed
if ( !$this->getConfig()->get( MainConfigNames::MiserMode ) ) {
$formDescriptor['pattern'] = [
'type' => 'check',
'label-message' => 'log-title-wildcard',
'name' => 'pattern',
];
}
// Add extra inputs if any
$extraInputsDescriptor = $this->getExtraInputsDesc( $type );
if ( $extraInputsDescriptor ) {
$formDescriptor[ 'extra' ] = $extraInputsDescriptor;
}
// Date menu
$formDescriptor['date'] = [
'type' => 'date',
'label-message' => 'date',
'default' => $year && $month && $day ? sprintf( "%04d-%02d-%02d", $year, $month, $day ) : '',
];
// Tag filter
$formDescriptor['tagfilter'] = [
'type' => 'tagfilter',
'name' => 'tagfilter',
'label-message' => 'tag-filter',
];
$formDescriptor['tagInvert'] = [
'type' => 'check',
'name' => 'tagInvert',
'label-message' => 'invert',
'hide-if' => [ '===', 'tagfilter', '' ],
];
// Filter checkboxes, when work on all logs
if ( $type === '' ) {
$formDescriptor['filters'] = $this->getFiltersDesc();
}
// Action filter
$allowedActions = $this->getConfig()->get( MainConfigNames::ActionFilteredLogs );
if ( isset( $allowedActions[$type] ) ) {
$formDescriptor['subtype'] = $this->getActionSelectorDesc( $type, $allowedActions[$type] );
}
$htmlForm = HTMLForm::factory( 'ooui', $formDescriptor, $this->getContext() );
$htmlForm
->setTitle( SpecialPage::getTitleFor( 'Log' ) ) // Remove subpage
->setSubmitTextMsg( 'logeventslist-submit' )
->setMethod( 'GET' )
->setWrapperLegendMsg( 'log' )
->setFormIdentifier( 'logeventslist', true ) // T321154
// Set callback for data validation and log type description.
->setSubmitCallback( static function ( $formData, $form ) {
$form->addPreHtml(
( new LogPage( $formData['type'] ) )->getDescription()
->setContext( $form->getContext() )->parseAsBlock()
);
return true;
} );
$result = $htmlForm->prepareForm()->trySubmit();
$htmlForm->displayForm( $result );
return $result === true || ( $result instanceof Status && $result->isGood() );
}
/**
* @return array Form descriptor
*/
private function getFiltersDesc() {
$optionsMsg = [];
$filters = $this->getConfig()->get( MainConfigNames::FilterLogTypes );
foreach ( $filters as $type => $val ) {
$optionsMsg["logeventslist-{$type}-log"] = $type;
}
return [
'class' => HTMLMultiSelectField::class,
'label-message' => 'logeventslist-more-filters',
'flatlist' => true,
'options-messages' => $optionsMsg,
'default' => array_keys( array_intersect( $filters, [ false ] ) ),
];
}
/**
* @return array Form descriptor
*/
private function getTypeMenuDesc() {
$typesByName = [];
// Load the log names
foreach ( LogPage::validTypes() as $type ) {
$page = new LogPage( $type );
$pageText = $page->getName()->text();
if ( in_array( $pageText, $typesByName ) ) {
LoggerFactory::getInstance( 'translation-problem' )->error(
'The log type {log_type_one} has the same translation as {log_type_two} for {lang}. ' .
'{log_type_one} will not be displayed in the drop down menu on Special:Log.',
[
'log_type_one' => $type,
'log_type_two' => array_search( $pageText, $typesByName ),
'lang' => $this->getLanguage()->getCode(),
]
);
continue;
}
if ( $this->getAuthority()->isAllowed( $page->getRestriction() ) ) {
$typesByName[$type] = $pageText;
}
}
asort( $typesByName );
// Always put "All public logs" on top
$public = $typesByName[''];
unset( $typesByName[''] );
$typesByName = [ '' => $public ] + $typesByName;
return [
'class' => HTMLSelectField::class,
'name' => 'type',
'options' => array_flip( $typesByName ),
];
}
/**
* @param string $type
* @return array Form descriptor
*/
private function getExtraInputsDesc( $type ) {
if ( $type === 'suppress' ) {
return [
'type' => 'text',
'label-message' => 'revdelete-offender',
'name' => 'offender',
];
} else {
// Allow extensions to add an extra input into the descriptor array.
$unused = ''; // Deprecated since 1.32, removed in 1.41
$formDescriptor = [];
$this->hookRunner->onLogEventsListGetExtraInputs( $type, $this, $unused, $formDescriptor );
return $formDescriptor;
}
}
/**
* Drop down menu for selection of actions that can be used to filter the log
* @param string $type
* @param array $actions
* @return array Form descriptor
*/
private function getActionSelectorDesc( $type, $actions ) {
$actionOptions = [ 'log-action-filter-all' => '' ];
foreach ( $actions as $value => $_ ) {
$msgKey = "log-action-filter-$type-$value";
$actionOptions[ $msgKey ] = $value;
}
return [
'class' => HTMLSelectField::class,
'name' => 'subtype',
'options-messages' => $actionOptions,
'label-message' => 'log-action-filter-' . $type,
];
}
/**
* @return string
*/
public function beginLogEventsList() {
return "<ul class='mw-logevent-loglines'>\n";
}
/**
* @return string
*/
public function endLogEventsList() {
return "</ul>\n";
}
/**
* @param stdClass $row A single row from the result set
* @return string Formatted HTML list item
*/
public function logLine( $row ) {
$entry = DatabaseLogEntry::newFromRow( $row );
$formatter = $this->logFormatterFactory->newFromEntry( $entry );
$formatter->setContext( $this->getContext() );
$formatter->setShowUserToolLinks( !( $this->flags & self::NO_EXTRA_USER_LINKS ) );
$time = $this->getLanguage()->userTimeAndDate(
$entry->getTimestamp(),
$this->getUser()
);
// Link the time text to the specific log entry, see T207562
$timeLink = $this->getLinkRenderer()->makeKnownLink(
SpecialPage::getTitleValueFor( 'Log' ),
$time,
[],
[ 'logid' => $entry->getId() ]
);
$action = $formatter->getActionText();
if ( $this->flags & self::NO_ACTION_LINK ) {
$revert = '';
} else {
$revert = $formatter->getActionLinks();
if ( $revert != '' ) {
$revert = '<span class="mw-logevent-actionlink">' . $revert . '</span>';
}
}
$comment = $formatter->getComment();
// Some user can hide log items and have review links
$del = $this->getShowHideLinks( $row );
// Any tags...
[ $tagDisplay, $newClasses ] = $this->tagsCache->getWithSetCallback(
$this->tagsCache->makeKey(
$row->ts_tags ?? '',
$this->getUser()->getName(),
$this->getLanguage()->getCode()
),
fn () => ChangeTags::formatSummaryRow(
$row->ts_tags,
'logevent',
$this->getContext()
)
);
$classes = array_merge(
[ 'mw-logline-' . $entry->getType() ],
$newClasses
);
$attribs = [
'data-mw-logid' => $entry->getId(),
'data-mw-logaction' => $entry->getFullType(),
];
$ret = "$del $timeLink $action $comment $revert $tagDisplay";
// Let extensions add data
$ret .= Html::openElement( 'span', [ 'class' => 'mw-logevent-tool' ] );
// FIXME: this hook assumes that callers will only append to $ret value.
// In future this hook should be replaced with a new hook: LogTools that has a
// hook interface consistent with DiffTools and HistoryTools.
$this->hookRunner->onLogEventsListLineEnding( $this, $ret, $entry, $classes, $attribs );
$attribs = array_filter( $attribs,
[ Sanitizer::class, 'isReservedDataAttribute' ],
ARRAY_FILTER_USE_KEY
);
$ret .= Html::closeElement( 'span' );
$attribs['class'] = $classes;
return Html::rawElement( 'li', $attribs, $ret ) . "\n";
}
/**
* @param stdClass $row
* @return string
*/
private function getShowHideLinks( $row ) {
// We don't want to see the links and
if ( $this->flags == self::NO_ACTION_LINK ) {
return '';
}
// If change tag editing is available to this user, return the checkbox
if ( $this->flags & self::USE_CHECKBOXES && $this->showTagEditUI ) {
return Html::check( 'ids[' . $row->log_id . ']', false );
}
// no one can hide items from the suppress log.
if ( $row->log_type == 'suppress' ) {
return '';
}
$del = '';
$authority = $this->getAuthority();
// Don't show useless checkbox to people who cannot hide log entries
if ( $authority->isAllowed( 'deletedhistory' ) ) {
$canHide = $authority->isAllowed( 'deletelogentry' );
$canViewSuppressedOnly = $authority->isAllowed( 'viewsuppressed' ) &&
!$authority->isAllowed( 'suppressrevision' );
$entryIsSuppressed = self::isDeleted( $row, LogPage::DELETED_RESTRICTED );
$canViewThisSuppressedEntry = $canViewSuppressedOnly && $entryIsSuppressed;
if ( $row->log_deleted || $canHide ) {
// Show checkboxes instead of links.
if ( $canHide && $this->flags & self::USE_CHECKBOXES && !$canViewThisSuppressedEntry ) {
// If event was hidden from sysops
if ( !self::userCan( $row, LogPage::DELETED_RESTRICTED, $authority ) ) {
$del = Html::check( 'deleterevisions', false, [ 'disabled' => 'disabled' ] );
} else {
$del = Html::check( 'ids[' . $row->log_id . ']', false );
}
} else {
// If event was hidden from sysops
if ( !self::userCan( $row, LogPage::DELETED_RESTRICTED, $authority ) ) {
$del = Linker::revDeleteLinkDisabled( $canHide );
} else {
$query = [
'target' => SpecialPage::getTitleFor( 'Log', $row->log_type )->getPrefixedDBkey(),
'type' => 'logging',
'ids' => $row->log_id,
];
$del = Linker::revDeleteLink(
$query,
$entryIsSuppressed,
$canHide && !$canViewThisSuppressedEntry
);
}
}
}
}
return $del;
}
/**
* @param stdClass $row
* @param string|array $type
* @param string|array $action
* @return bool
*/
public static function typeAction( $row, $type, $action ) {
$match = is_array( $type ) ?
in_array( $row->log_type, $type ) : $row->log_type == $type;
if ( $match ) {
$match = is_array( $action ) ?
in_array( $row->log_action, $action ) : $row->log_action == $action;
}
return $match;
}
/**
* Determine if the current user is allowed to view a particular
* field of this log row, if it's marked as deleted and/or restricted log type.
*
* @param stdClass $row
* @param int $field One of LogPage::DELETED_ACTION, ::DELETED_COMMENT, ::DELETED_USER, ::DELETED_RESTRICTED
* @param Authority $performer User to check
* @return bool
*/
public static function userCan( $row, $field, Authority $performer ) {
return self::userCanBitfield( $row->log_deleted, $field, $performer ) &&
self::userCanViewLogType( $row->log_type, $performer );
}
/**
* Determine if the current user is allowed to view a particular
* field of this log row, if it's marked as deleted.
*
* @param int $bitfield Current field
* @param int $field One of LogPage::DELETED_ACTION, ::DELETED_COMMENT, ::DELETED_USER, ::DELETED_RESTRICTED
* @param Authority $performer User to check
* @return bool
*/
public static function userCanBitfield( $bitfield, $field, Authority $performer ) {
if ( $bitfield & $field ) {
if ( $bitfield & LogPage::DELETED_RESTRICTED ) {
return $performer->isAllowedAny( 'suppressrevision', 'viewsuppressed' );
} else {
return $performer->isAllowed( 'deletedhistory' );
}
}
return true;
}
/**
* Determine if the current user is allowed to view a particular
* field of this log row, if it's marked as restricted log type.
*
* @param string $type
* @param Authority $performer User to check
* @return bool
*/
public static function userCanViewLogType( $type, Authority $performer ) {
$logRestrictions = MediaWikiServices::getInstance()->getMainConfig()->get( MainConfigNames::LogRestrictions );
if ( isset( $logRestrictions[$type] ) && !$performer->isAllowed( $logRestrictions[$type] ) ) {
return false;
}
return true;
}
/**
* @param stdClass $row
* @param int $field One of LogPage::DELETED_ACTION, ::DELETED_COMMENT, ::DELETED_USER, ::DELETED_RESTRICTED
* @return bool
*/
public static function isDeleted( $row, $field ) {
return ( $row->log_deleted & $field ) == $field;
}
/**
* Show log extract. Either with text and a box (set $msgKey) or without (don't set $msgKey)
*
* @param OutputPage|string &$out
* @param string|array $types Log types to show
* @param string|PageReference $page The page title to show log entries for
* @param string $user The user who made the log entries
* @param array $param Associative Array with the following additional options:
* - lim Integer Limit of items to show, default is 50
* - conds Array Extra conditions for the query
* (e.g. $dbr->expr( 'log_action', '!=', 'revision' ))
* - showIfEmpty boolean Set to false if you don't want any output in case the loglist is empty
* if set to true (default), "No matching items in log" is displayed if loglist is empty
* - msgKey Array If you want a nice box with a message, set this to the key of the message.
* First element is the message key, additional optional elements are parameters for the key
* that are processed with wfMessage
* - offset Set to overwrite offset parameter in WebRequest
* set to '' to unset offset
* - wrap String Wrap the message in html (usually something like "<div ...>$1</div>").
* - flags Integer display flags (NO_ACTION_LINK,NO_EXTRA_USER_LINKS)
* - useRequestParams boolean Set true to use Pager-related parameters in the WebRequest
* - useMaster boolean Use primary DB
* - extraUrlParams array|bool Additional url parameters for "full log" link (if it is shown)
* - footerHtmlItems: string[] Extra HTML to add as horizontal list items after the
* end of the log
* @return int Number of total log items (not limited by $lim)
*/
public static function showLogExtract(
&$out, $types = [], $page = '', $user = '', $param = []
) {
$defaultParameters = [
'lim' => 25,
'conds' => [],
'showIfEmpty' => true,
'msgKey' => [ '' ],
'wrap' => "$1",
'flags' => 0,
'useRequestParams' => false,
'useMaster' => false,
'extraUrlParams' => false,
'footerHtmlItems' => []
];
# The + operator appends elements of remaining keys from the right
# handed array to the left handed, whereas duplicated keys are NOT overwritten.
$param += $defaultParameters;
# Convert $param array to individual variables
$lim = $param['lim'];
$conds = $param['conds'];
$showIfEmpty = $param['showIfEmpty'];
$msgKey = $param['msgKey'];
$wrap = $param['wrap'];
$flags = $param['flags'];
$extraUrlParams = $param['extraUrlParams'];
$useRequestParams = $param['useRequestParams'];
// @phan-suppress-next-line PhanRedundantCondition
if ( !is_array( $msgKey ) ) {
$msgKey = [ $msgKey ];
}
// ???
// @phan-suppress-next-line PhanRedundantCondition
if ( $out instanceof OutputPage ) {
$context = $out->getContext();
} else {
$context = RequestContext::getMain();
}
$services = MediaWikiServices::getInstance();
// FIXME: Figure out how to inject this
$linkRenderer = $services->getLinkRenderer();
# Insert list of top 50 (or top $lim) items
$loglist = new LogEventsList( $context, $linkRenderer, $flags );
$pager = new LogPager(
$loglist,
$types,
$user,
$page,
false,
$conds,
false,
false,
false,
'',
'',
0,
$services->getLinkBatchFactory(),
$services->getActorNormalization(),
$services->getLogFormatterFactory()
);
if ( !$useRequestParams ) {
# Reset vars that may have been taken from the request
$pager->mLimit = 50;
$pager->mDefaultLimit = 50;
$pager->mOffset = "";
$pager->mIsBackwards = false;
}
if ( $param['useMaster'] ) {
$pager->mDb = $services->getConnectionProvider()->getPrimaryDatabase();
}
// @phan-suppress-next-line PhanImpossibleCondition
if ( isset( $param['offset'] ) ) { # Tell pager to ignore WebRequest offset
$pager->setOffset( $param['offset'] );
}
// @phan-suppress-next-line PhanSuspiciousValueComparison
if ( $lim > 0 ) {
$pager->mLimit = $lim;
}
// Fetch the log rows and build the HTML if needed
$logBody = $pager->getBody();
$numRows = $pager->getNumRows();
$s = '';
$footerHtmlItems = [];
if ( $logBody ) {
if ( $msgKey[0] ) {
// @phan-suppress-next-line PhanParamTooFewUnpack Non-emptiness checked above
$msg = $context->msg( ...$msgKey );
if ( $page instanceof PageReference ) {
$msg->page( $page );
}
$s .= $msg->parseAsBlock();
}
$s .= $loglist->beginLogEventsList() .
$logBody .
$loglist->endLogEventsList();
// add styles for change tags
$context->getOutput()->addModuleStyles( 'mediawiki.interface.helpers.styles' );
} elseif ( $showIfEmpty ) {
$s = Html::rawElement( 'div', [ 'class' => 'mw-warning-logempty' ],
$context->msg( 'logempty' )->parse() );
}
if ( $page instanceof PageReference ) {
$titleFormatter = MediaWikiServices::getInstance()->getTitleFormatter();
$pageName = $titleFormatter->getPrefixedDBkey( $page );
} elseif ( $page != '' ) {
$pageName = $page;
} else {
$pageName = null;
}
if ( $numRows > $pager->mLimit ) { # Show "Full log" link
$urlParam = [];
if ( $pageName ) {
$urlParam['page'] = $pageName;
}
if ( $user != '' ) {
$urlParam['user'] = $user;
}
if ( !is_array( $types ) ) { # Make it an array, if it isn't
$types = [ $types ];
}
# If there is exactly one log type, we can link to Special:Log?type=foo
if ( count( $types ) == 1 ) {
$urlParam['type'] = $types[0];
}
// @phan-suppress-next-line PhanSuspiciousValueComparison
if ( $extraUrlParams !== false ) {
$urlParam = array_merge( $urlParam, $extraUrlParams );
}
$footerHtmlItems[] = $linkRenderer->makeKnownLink(
SpecialPage::getTitleFor( 'Log' ),
$context->msg( 'log-fulllog' )->text(),
[],
$urlParam
);
}
if ( $param['footerHtmlItems'] ) {
$footerHtmlItems = array_merge( $footerHtmlItems, $param['footerHtmlItems'] );
}
if ( $logBody && $footerHtmlItems ) {
$s .= '<ul class="mw-logevent-footer">';
foreach ( $footerHtmlItems as $item ) {
$s .= Html::rawElement( 'li', [], $item );
}
$s .= '</ul>';
}
if ( $logBody && $msgKey[0] ) {
// TODO: The condition above is weird. Should this be done in any other cases?
// Or is it always true in practice?
// Mark as interface language (T60685)
$dir = $context->getLanguage()->getDir();
$lang = $context->getLanguage()->getHtmlCode();
$s = Html::rawElement( 'div', [
'class' => "mw-content-$dir",
'dir' => $dir,
'lang' => $lang,
], $s );
// Wrap in warning box
$s = Html::warningBox(
$s,
'mw-warning-with-logexcerpt'
);
// Add styles for warning box
$context->getOutput()->addModuleStyles( 'mediawiki.codex.messagebox.styles' );
}
// @phan-suppress-next-line PhanSuspiciousValueComparison
if ( $wrap != '' ) { // Wrap message in html
$s = str_replace( '$1', $s, $wrap );
}
/* hook can return false, if we don't want the message to be emitted (Wikia BugId:7093) */
$hookRunner = new HookRunner( $services->getHookContainer() );
if ( $hookRunner->onLogEventsListShowLogExtract( $s, $types, $pageName, $user, $param ) ) {
// $out can be either an OutputPage object or a String-by-reference
if ( $out instanceof OutputPage ) {
$out->addHTML( $s );
} else {
$out = $s;
}
}
return $numRows;
}
/**
* SQL clause to skip forbidden log types for this user
*
* @param \Wikimedia\Rdbms\IReadableDatabase $db
* @param string $audience Public/user
* @param Authority|null $performer User to check, required when audience isn't public
* @return string|false String on success, false on failure.
* @throws InvalidArgumentException
*/
public static function getExcludeClause( $db, $audience = 'public', ?Authority $performer = null ) {
$logRestrictions = MediaWikiServices::getInstance()->getMainConfig()->get( MainConfigNames::LogRestrictions );
if ( $audience != 'public' && $performer === null ) {
throw new InvalidArgumentException(
'A User object must be given when checking for a user audience.'
);
}
// Reset the array, clears extra "where" clauses when $par is used
$hiddenLogs = [];
// Don't show private logs to unprivileged users
foreach ( $logRestrictions as $logType => $right ) {
if ( $audience == 'public' || !$performer->isAllowed( $right ) ) {
$hiddenLogs[] = $logType;
}
}
if ( count( $hiddenLogs ) == 1 ) {
return 'log_type != ' . $db->addQuotes( $hiddenLogs[0] );
} elseif ( $hiddenLogs ) {
return 'log_type NOT IN (' . $db->makeList( $hiddenLogs ) . ')';
}
return false;
}
/**
* @internal -- shared code for IntroMessageBuilder and Article::showMissingArticle
*
* If the user associated with the current page is blocked, get a warning
* box with a block log extract in it. Otherwise, return null.
*
* @param DatabaseBlockStore $blockStore
* @param NamespaceInfo $namespaceInfo
* @param MessageLocalizer $localizer
* @param LinkRenderer $linkRenderer
* @param UserIdentity|false|null $user The user which may be blocked
* @param Title $title The title being viewed
* @return string|null
*/
public static function getBlockLogWarningBox(
DatabaseBlockStore $blockStore,
NamespaceInfo $namespaceInfo,
MessageLocalizer $localizer,
LinkRenderer $linkRenderer,
$user,
Title $title
) {
if ( !$user ) {
return null;
}
$appliesToTitle = false;
$logTargetPage = '';
$blockTargetName = '';
$blocks = $blockStore->newListFromTarget( $user, $user, false,
DatabaseBlockStore::AUTO_NONE );
foreach ( $blocks as $block ) {
if ( $block->appliesToTitle( $title ) ) {
$appliesToTitle = true;
}
$blockTargetName = $block->getTargetName();
$logTargetPage = $namespaceInfo->getCanonicalName( NS_USER ) .
':' . $blockTargetName;
}
// Show log extract if the user is sitewide blocked or is partially
// blocked and not allowed to edit their user page or user talk page
if ( !count( $blocks ) || !$appliesToTitle ) {
return null;
}
$msgKey = count( $blocks ) === 1
? 'blocked-notice-logextract' : 'blocked-notice-logextract-multi';
$params = [
'lim' => 1,
'showIfEmpty' => false,
'msgKey' => [
$msgKey,
$user->getName(), # Support GENDER in notice
count( $blocks )
],
];
if ( count( $blocks ) > 1 ) {
$params['footerHtmlItems'] = [
$linkRenderer->makeKnownLink(
SpecialPage::getTitleFor( 'BlockList' ),
$localizer->msg( 'blocked-notice-list-link' )->text(),
[],
[ 'wpTarget' => $blockTargetName ]
),
];
}
$outString = '';
self::showLogExtract( $outString, 'block', $logTargetPage, '', $params );
return $outString ?: null;
}
}
/** @deprecated class alias since 1.44 */
class_alias( LogEventsList::class, 'LogEventsList' );