, 2008 Aaron Schulz * 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 */ class LogEventsList extends ContextSource { const NO_ACTION_LINK = 1; const NO_EXTRA_USER_LINKS = 2; const USE_CHECKBOXES = 4; public $flags; /** * @var array */ protected $mDefaultQuery; /** * @var bool */ protected $showTagEditUI; /** * Constructor. * The first two parameters used to be $skin and $out, but now only a context * is needed, that's why there's a second unused parameter. * * @param IContextSource|Skin $context Context to use; formerly it was * a Skin object. Use of Skin is deprecated. * @param null $unused Unused; used to be an OutputPage object. * @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, $unused = null, $flags = 0 ) { if ( $context instanceof IContextSource ) { $this->setContext( $context ); } else { // Old parameters, $context should be a Skin object $this->setContext( $context->getContext() ); } $this->flags = $flags; $this->showTagEditUI = ChangeTags::showTagEditingUI( $this->getUser() ); } /** * Show options for the log list * * @param array|string $types * @param string $user * @param string $page * @param string $pattern * @param int $year Year * @param int $month Month * @param array $filter * @param string $tagFilter Tag to select by default */ public function showOptions( $types = array(), $user = '', $page = '', $pattern = '', $year = 0, $month = 0, $filter = null, $tagFilter = '' ) { global $wgScript, $wgMiserMode; $title = SpecialPage::getTitleFor( 'Log' ); // For B/C, we take strings, but make sure they are converted... $types = ( $types === '' ) ? array() : (array)$types; $tagSelector = ChangeTags::buildTagFilterSelector( $tagFilter ); $html = Html::hidden( 'title', $title->getPrefixedDBkey() ); // Basic selectors $html .= $this->getTypeMenu( $types ) . "\n"; $html .= $this->getUserInput( $user ) . "\n"; $html .= $this->getTitleInput( $page ) . "\n"; $html .= $this->getExtraInputs( $types ) . "\n"; // Title pattern, if allowed if ( !$wgMiserMode ) { $html .= $this->getTitlePattern( $pattern ) . "\n"; } // date menu $html .= Xml::tags( 'p', null, Xml::dateMenu( (int)$year, (int)$month ) ); // Tag filter if ( $tagSelector ) { $html .= Xml::tags( 'p', null, implode( ' ', $tagSelector ) ); } // Filter links if ( $filter ) { $html .= Xml::tags( 'p', null, $this->getFilterLinks( $filter ) ); } // Submit button $html .= Xml::submitButton( $this->msg( 'allpagessubmit' )->text() ); // Fieldset $html = Xml::fieldset( $this->msg( 'log' )->text(), $html ); // Form wrapping $html = Xml::tags( 'form', array( 'action' => $wgScript, 'method' => 'get' ), $html ); $this->getOutput()->addHTML( $html ); } /** * @param array $filter * @return string Formatted HTML */ private function getFilterLinks( $filter ) { // show/hide links $messages = array( $this->msg( 'show' )->escaped(), $this->msg( 'hide' )->escaped() ); // Option value -> message mapping $links = array(); $hiddens = ''; // keep track for "go" button foreach ( $filter as $type => $val ) { // Should the below assignment be outside the foreach? // Then it would have to be copied. Not certain what is more expensive. $query = $this->getDefaultQuery(); $queryKey = "hide_{$type}_log"; $hideVal = 1 - intval( $val ); $query[$queryKey] = $hideVal; $link = Linker::linkKnown( $this->getTitle(), $messages[$hideVal], array(), $query ); // Message: log-show-hide-patrol $links[$type] = $this->msg( "log-show-hide-{$type}" )->rawParams( $link )->escaped(); $hiddens .= Html::hidden( "hide_{$type}_log", $val ) . "\n"; } // Build links return '' . $this->getLanguage()->pipeList( $links ) . '' . $hiddens; } private function getDefaultQuery() { if ( !isset( $this->mDefaultQuery ) ) { $this->mDefaultQuery = $this->getRequest()->getQueryValues(); unset( $this->mDefaultQuery['title'] ); unset( $this->mDefaultQuery['dir'] ); unset( $this->mDefaultQuery['offset'] ); unset( $this->mDefaultQuery['limit'] ); unset( $this->mDefaultQuery['order'] ); unset( $this->mDefaultQuery['month'] ); unset( $this->mDefaultQuery['year'] ); } return $this->mDefaultQuery; } /** * @param array $queryTypes * @return string Formatted HTML */ private function getTypeMenu( $queryTypes ) { $queryType = count( $queryTypes ) == 1 ? $queryTypes[0] : ''; $selector = $this->getTypeSelector(); $selector->setDefault( $queryType ); return $selector->getHtml(); } /** * Returns log page selector. * @return XmlSelect * @since 1.19 */ public function getTypeSelector() { $typesByName = array(); // Temporary array // First pass to load the log names foreach ( LogPage::validTypes() as $type ) { $page = new LogPage( $type ); $restriction = $page->getRestriction(); if ( $this->getUser()->isAllowed( $restriction ) ) { $typesByName[$type] = $page->getName()->text(); } } // Second pass to sort by name asort( $typesByName ); // Always put "All public logs" on top $public = $typesByName['']; unset( $typesByName[''] ); $typesByName = array( '' => $public ) + $typesByName; $select = new XmlSelect( 'type' ); foreach ( $typesByName as $type => $name ) { $select->addOption( $name, $type ); } return $select; } /** * @param string $user * @return string Formatted HTML */ private function getUserInput( $user ) { $label = Xml::inputLabel( $this->msg( 'specialloguserlabel' )->text(), 'user', 'mw-log-user', 15, $user, array( 'class' => 'mw-autocomplete-user' ) ); return '' . $label . ''; } /** * @param string $title * @return string Formatted HTML */ private function getTitleInput( $title ) { $label = Xml::inputLabel( $this->msg( 'speciallogtitlelabel' )->text(), 'page', 'mw-log-page', 20, $title ); return '' . $label . ''; } /** * @param string $pattern * @return string Checkbox */ private function getTitlePattern( $pattern ) { return '' . Xml::checkLabel( $this->msg( 'log-title-wildcard' )->text(), 'pattern', 'pattern', $pattern ) . ''; } /** * @param array $types * @return string */ private function getExtraInputs( $types ) { if ( count( $types ) == 1 ) { if ( $types[0] == 'suppress' ) { $offender = $this->getRequest()->getVal( 'offender' ); $user = User::newFromName( $offender, false ); if ( !$user || ( $user->getId() == 0 && !IP::isIPAddress( $offender ) ) ) { $offender = ''; // Blank field if invalid } return Xml::inputLabel( $this->msg( 'revdelete-offender' )->text(), 'offender', 'mw-log-offender', 20, $offender ); } else { // Allow extensions to add their own extra inputs $input = ''; Hooks::run( 'LogEventsListGetExtraInputs', array( $types[0], $this, &$input ) ); return $input; } } return ''; } /** * @return string */ public function beginLogEventsList() { return "\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 = LogFormatter::newFromEntry( $entry ); $formatter->setContext( $this->getContext() ); $formatter->setShowUserToolLinks( !( $this->flags & self::NO_EXTRA_USER_LINKS ) ); $time = htmlspecialchars( $this->getLanguage()->userTimeAndDate( $entry->getTimestamp(), $this->getUser() ) ); $action = $formatter->getActionText(); if ( $this->flags & self::NO_ACTION_LINK ) { $revert = ''; } else { $revert = $formatter->getActionLinks(); if ( $revert != '' ) { $revert = '' . $revert . ''; } } $comment = $formatter->getComment(); // Some user can hide log items and have review links $del = $this->getShowHideLinks( $row ); // Any tags... list( $tagDisplay, $newClasses ) = ChangeTags::formatSummaryRow( $row->ts_tags, 'logevent' ); $classes = array_merge( array( 'mw-logline-' . $entry->getType() ), $newClasses ); return Html::rawElement( 'li', array( 'class' => $classes ), "$del $time $action $comment $revert $tagDisplay" ) . "\n"; } /** * @param stdClass $row Row * @return string */ private function getShowHideLinks( $row ) { // We don't want to see the links and if ( $this->flags == self::NO_ACTION_LINK ) { return ''; } $user = $this->getUser(); // If change tag editing is available to this user, return the checkbox if ( $this->flags & self::USE_CHECKBOXES && $this->showTagEditUI ) { return Xml::check( 'showhiderevisions', false, array( 'name' => 'ids[' . $row->log_id . ']' ) ); } // no one can hide items from the suppress log. if ( $row->log_type == 'suppress' ) { return ''; } $del = ''; // Don't show useless checkbox to people who cannot hide log entries if ( $user->isAllowed( 'deletedhistory' ) ) { $canHide = $user->isAllowed( 'deletelogentry' ); $canViewSuppressedOnly = $user->isAllowed( 'viewsuppressed' ) && !$user->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, $user ) ) { $del = Xml::check( 'deleterevisions', false, array( 'disabled' => 'disabled' ) ); } else { $del = Xml::check( 'showhiderevisions', false, array( 'name' => 'ids[' . $row->log_id . ']' ) ); } } else { // If event was hidden from sysops if ( !self::userCan( $row, LogPage::DELETED_RESTRICTED, $user ) ) { $del = Linker::revDeleteLinkDisabled( $canHide ); } else { $query = array( '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 Row * @param string|array $type * @param string|array $action * @param string $right * @return bool */ public static function typeAction( $row, $type, $action, $right = '' ) { $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; if ( $match && $right ) { global $wgUser; $match = $wgUser->isAllowed( $right ); } } return $match; } /** * Determine if the current user is allowed to view a particular * field of this log row, if it's marked as deleted. * * @param stdClass $row Row * @param int $field * @param User $user User to check, or null to use $wgUser * @return bool */ public static function userCan( $row, $field, User $user = null ) { return self::userCanBitfield( $row->log_deleted, $field, $user ); } /** * 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 * @param User $user User to check, or null to use $wgUser * @return bool */ public static function userCanBitfield( $bitfield, $field, User $user = null ) { if ( $bitfield & $field ) { if ( $user === null ) { global $wgUser; $user = $wgUser; } if ( $bitfield & LogPage::DELETED_RESTRICTED ) { $permissions = array( 'suppressrevision', 'viewsuppressed' ); } else { $permissions = array( 'deletedhistory' ); } $permissionlist = implode( ', ', $permissions ); wfDebug( "Checking for $permissionlist due to $field match on $bitfield\n" ); return call_user_func_array( array( $user, 'isAllowedAny' ), $permissions ); } return true; } /** * @param stdClass $row Row * @param int $field One of DELETED_* bitfield constants * @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 By-reference * @param string|array $types Log types to show * @param string|Title $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. "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 "
$1
"). * - 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 master DB * @return int Number of total log items (not limited by $lim) */ public static function showLogExtract( &$out, $types = array(), $page = '', $user = '', $param = array() ) { $defaultParameters = array( 'lim' => 25, 'conds' => array(), 'showIfEmpty' => true, 'msgKey' => array( '' ), 'wrap' => "$1", 'flags' => 0, 'useRequestParams' => false, 'useMaster' => false, ); # 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']; $useRequestParams = $param['useRequestParams']; if ( !is_array( $msgKey ) ) { $msgKey = array( $msgKey ); } if ( $out instanceof OutputPage ) { $context = $out->getContext(); } else { $context = RequestContext::getMain(); } # Insert list of top 50 (or top $lim) items $loglist = new LogEventsList( $context, null, $flags ); $pager = new LogPager( $loglist, $types, $user, $page, '', $conds ); if ( !$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 = wfGetDB( DB_MASTER ); } if ( isset( $param['offset'] ) ) { # Tell pager to ignore WebRequest offset $pager->setOffset( $param['offset'] ); } if ( $lim > 0 ) { $pager->mLimit = $lim; } // Fetch the log rows and build the HTML if needed $logBody = $pager->getBody(); $numRows = $pager->getNumRows(); $s = ''; if ( $logBody ) { if ( $msgKey[0] ) { $dir = $context->getLanguage()->getDir(); $lang = $context->getLanguage()->getHtmlCode(); $s = Xml::openElement( 'div', array( 'class' => "mw-warning-with-logexcerpt mw-content-$dir", 'dir' => $dir, 'lang' => $lang, ) ); if ( count( $msgKey ) == 1 ) { $s .= $context->msg( $msgKey[0] )->parseAsBlock(); } else { // Process additional arguments $args = $msgKey; array_shift( $args ); $s .= $context->msg( $msgKey[0], $args )->parseAsBlock(); } } $s .= $loglist->beginLogEventsList() . $logBody . $loglist->endLogEventsList(); } elseif ( $showIfEmpty ) { $s = Html::rawElement( 'div', array( 'class' => 'mw-warning-logempty' ), $context->msg( 'logempty' )->parse() ); } if ( $numRows > $pager->mLimit ) { # Show "Full log" link $urlParam = array(); if ( $page instanceof Title ) { $urlParam['page'] = $page->getPrefixedDBkey(); } elseif ( $page != '' ) { $urlParam['page'] = $page; } if ( $user != '' ) { $urlParam['user'] = $user; } if ( !is_array( $types ) ) { # Make it an array, if it isn't $types = array( $types ); } # If there is exactly one log type, we can link to Special:Log?type=foo if ( count( $types ) == 1 ) { $urlParam['type'] = $types[0]; } $s .= Linker::link( SpecialPage::getTitleFor( 'Log' ), $context->msg( 'log-fulllog' )->escaped(), array(), $urlParam ); } if ( $logBody && $msgKey[0] ) { $s .= ''; } if ( $wrap != '' ) { // Wrap message in html $s = str_replace( '$1', $s, $wrap ); } /* hook can return false, if we don't want the message to be emitted (Wikia BugId:7093) */ if ( Hooks::run( 'LogEventsListShowLogExtract', array( &$s, $types, $page, $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 DatabaseBase $db * @param string $audience Public/user * @param User $user User to check, or null to use $wgUser * @return string|bool String on success, false on failure. */ public static function getExcludeClause( $db, $audience = 'public', User $user = null ) { global $wgLogRestrictions; if ( $audience != 'public' && $user === null ) { global $wgUser; $user = $wgUser; } // Reset the array, clears extra "where" clauses when $par is used $hiddenLogs = array(); // Don't show private logs to unprivileged users foreach ( $wgLogRestrictions as $logType => $right ) { if ( $audience == 'public' || !$user->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; } }