mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Echo
synced 2024-12-01 02:46:46 +00:00
306 lines
9 KiB
PHP
306 lines
9 KiB
PHP
<?php
|
|
/**
|
|
* This class represents the controller for notifications
|
|
*/
|
|
class EchoNotificationController {
|
|
|
|
/**
|
|
* Echo event agent per wiki blacklist
|
|
*
|
|
* @var string[]
|
|
*/
|
|
static protected $blacklist;
|
|
|
|
/**
|
|
* Echo event agent per user whitelist, this overwrites $blacklist
|
|
*
|
|
* @param string[]
|
|
*/
|
|
static protected $userWhitelist;
|
|
|
|
/**
|
|
* Format the notification count with Language::formatNum(). In addition, for large count,
|
|
* return abbreviated version, e.g. 99+
|
|
*
|
|
* @param int count
|
|
* @return string
|
|
*/
|
|
public static function formatNotificationCount( $count ) {
|
|
global $wgLang, $wgEchoMaxNotificationCount;
|
|
|
|
if ( $count > $wgEchoMaxNotificationCount ) {
|
|
$count = wfMessage(
|
|
'echo-notification-count',
|
|
$wgLang->formatNum( $wgEchoMaxNotificationCount )
|
|
)->escaped();
|
|
} else {
|
|
$count = $wgLang->formatNum( $count );
|
|
}
|
|
|
|
return $count;
|
|
}
|
|
|
|
/**
|
|
* Processes notifications for a newly-created EchoEvent
|
|
*
|
|
* @param EchoEvent $event
|
|
* @param boolean $defer Defer to job queue or not
|
|
*/
|
|
public static function notify( $event, $defer = true ) {
|
|
if ( $defer ) {
|
|
// defer job insertion till end of request when all primary db transactions
|
|
// have been committed
|
|
DeferredUpdates::addCallableUpdate(
|
|
function() use ( $event ) {
|
|
global $wgEchoCluster;
|
|
$params = array( 'event' => $event );
|
|
if ( wfGetLB()->getServerCount() > 1 ) {
|
|
$params['mainDbMasterPos'] = wfGetLB()->getMasterPos();
|
|
}
|
|
if ( $wgEchoCluster ) {
|
|
$lb = wfGetLBFactory()->getExternalLB( $wgEchoCluster );
|
|
if ( $lb->getServerCount() > 1 ) {
|
|
$params['echoDbMasterPos'] = $lb->getMasterPos();
|
|
}
|
|
}
|
|
|
|
$title = $event->getTitle() ? $event->getTitle() : Title::newMainPage();
|
|
$job = new EchoNotificationJob( $title, $params );
|
|
JobQueueGroup::singleton()->push( $job );
|
|
}
|
|
);
|
|
return;
|
|
}
|
|
|
|
// Check if the event object has valid event type. Events with invalid
|
|
// event types left in the job queue should not be processed
|
|
if ( !$event->isEnabledEvent() ) {
|
|
return;
|
|
}
|
|
|
|
// Only send web notification for welcome event
|
|
if ( $event->getType() == 'welcome' ) {
|
|
self::doNotification( $event, $event->getAgent(), 'web' );
|
|
} else {
|
|
// Get the notification types for this event, eg, web/email
|
|
global $wgEchoDefaultNotificationTypes;
|
|
$notifyTypes = $wgEchoDefaultNotificationTypes['all'];
|
|
if ( isset( $wgEchoDefaultNotificationTypes[$event->getType()] ) ) {
|
|
$notifyTypes = array_merge( $notifyTypes, $wgEchoDefaultNotificationTypes[$event->getType()] );
|
|
}
|
|
$notifyTypes = array_keys( array_filter( $notifyTypes ) );
|
|
|
|
$users = self::getUsersToNotifyForEvent( $event );
|
|
|
|
$blacklisted = self::isBlacklisted( $event );
|
|
foreach ( $users as $user ) {
|
|
// Notification should not be sent to anonymous user
|
|
if ( $user->isAnon() ) {
|
|
continue;
|
|
}
|
|
if ( $blacklisted && !self::isWhitelistedByUser( $event, $user ) ) {
|
|
continue;
|
|
}
|
|
|
|
wfRunHooks( 'EchoGetNotificationTypes', array( $user, $event, &$notifyTypes ) );
|
|
|
|
foreach ( $notifyTypes as $type ) {
|
|
self::doNotification( $event, $user, $type );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Implements blacklist per active wiki expected to be initialized
|
|
* from InitializeSettings.php
|
|
*
|
|
* @param EchoEvent $event The event to test for exclusion via global blacklist
|
|
* @return boolean True when the event agent is in the global blacklist
|
|
*/
|
|
protected static function isBlacklisted( EchoEvent $event ) {
|
|
if ( !$event->getAgent() ) {
|
|
return false;
|
|
}
|
|
|
|
if ( self::$blacklist === null ) {
|
|
global $wgEchoAgentBlacklist, $wgEchoOnWikiBlacklist,
|
|
$wgMemc;
|
|
|
|
self::$blacklist = new EchoContainmentSet;
|
|
self::$blacklist->addArray( $wgEchoAgentBlacklist );
|
|
if ( $wgEchoOnWikiBlacklist !== null ) {
|
|
self::$blacklist->addOnWiki(
|
|
NS_MEDIAWIKI,
|
|
$wgEchoOnWikiBlacklist,
|
|
$wgMemc,
|
|
wfMemcKey( "echo_on_wiki_blacklist")
|
|
);
|
|
}
|
|
}
|
|
|
|
return self::$blacklist->contains( $event->getAgent()->getName() );
|
|
}
|
|
|
|
/**
|
|
* Implements per-user whitelist sourced from a user wiki page
|
|
*
|
|
* @param EchoEvent $event The event to test for inclusion in whitelist
|
|
* @param User $user The user that owns the whitelist
|
|
* @return boolean True when the event agent is in the user whitelist
|
|
*/
|
|
protected static function isWhitelistedByUser( EchoEvent $event, User $user ) {
|
|
global $wgEchoPerUserWhitelistFormat, $wgMemc;
|
|
|
|
|
|
if ( $wgEchoPerUserWhitelistFormat === null || !$event->getAgent() ) {
|
|
return false;
|
|
}
|
|
|
|
$userId = $user->getID();
|
|
if ( $userId === 0 ) {
|
|
return false; // anonymous user
|
|
}
|
|
|
|
if ( !isset( self::$userWhitelist[$userId] ) ) {
|
|
self::$userWhitelist[$userId] = new EchoContainmentSet;
|
|
self::$userWhitelist[$userId]->addOnWiki(
|
|
NS_USER,
|
|
sprintf( $wgEchoPerUserWhitelistFormat, $user->getName() ),
|
|
$wgMemc,
|
|
wfMemcKey( "echo_on_wiki_whitelist_" . $userId )
|
|
);
|
|
}
|
|
|
|
return self::$userWhitelist[$userId]
|
|
->contains( $event->getAgent()->getName() );
|
|
}
|
|
|
|
/**
|
|
* Processes a single notification for an EchoEvent
|
|
*
|
|
* @param EchoEvent $event
|
|
* @param User $user The user to be notified.
|
|
* @param string $type The type of notification delivery to process, e.g. 'email'.
|
|
* @throws MWException
|
|
*/
|
|
public static function doNotification( $event, $user, $type ) {
|
|
global $wgEchoNotifiers;
|
|
|
|
if ( !isset( $wgEchoNotifiers[$type] ) ) {
|
|
throw new MWException( "Invalid notification type $type" );
|
|
}
|
|
|
|
// Don't send any notification if Echo is disabled
|
|
if ( EchoHooks::isEchoDisabled( $user ) ) {
|
|
return;
|
|
}
|
|
|
|
call_user_func_array( $wgEchoNotifiers[$type], array( $user, $event ) );
|
|
}
|
|
|
|
/**
|
|
* Retrieves an array of User objects to be notified for an EchoEvent.
|
|
*
|
|
* @param EchoEvent $event
|
|
* @return User[]
|
|
*/
|
|
public static function getUsersToNotifyForEvent( EchoEvent $event ) {
|
|
$type = $event->getType();
|
|
// Key notifyList by user id to ensure there are no duplicated users
|
|
$notifyList = array();
|
|
$attributeManager = EchoAttributeManager::newFromGlobalVars();
|
|
foreach ( $attributeManager->getUserLocators( $type ) as $callable ) {
|
|
// locator options can be set per-event by using an array with
|
|
// name as first parameter
|
|
if ( is_array( $callable ) ) {
|
|
$options = $callable;
|
|
$callable = array_shift( $options );
|
|
} else {
|
|
$options = array();
|
|
}
|
|
if ( is_callable( $callable ) ) {
|
|
$notifyList += call_user_func( $callable, $event, $options );
|
|
} else {
|
|
wfDebugLog( __CLASS__, __FUNCTION__ . ": Invalid user-locator returned for $type" );
|
|
}
|
|
}
|
|
|
|
// hook for injecting more users.
|
|
// @deprecated
|
|
$users = array();
|
|
wfRunHooks( 'EchoGetDefaultNotifiedUsers', array( $event, &$users ) );
|
|
foreach ( $users as $user ) {
|
|
$notifyList[$user->getId()] = $user;
|
|
}
|
|
|
|
// Don't notify the person who made the edit unless the event extra says to do so
|
|
$extra = $event->getExtra();
|
|
if ( ( !isset( $extra['notifyAgent'] ) || !$extra['notifyAgent'] ) && $event->getAgent() ) {
|
|
unset( $notifyList[$event->getAgent()->getId()] );
|
|
}
|
|
|
|
return $notifyList;
|
|
}
|
|
|
|
/**
|
|
* Formats a notification
|
|
*
|
|
* @param EchoEvent $event The event for a notification.
|
|
* @param User $user The user to format the notification for.
|
|
* @param string $format The format to show the notification in: text, html, or email
|
|
* @param string $type The type of notification being distributed (e.g. email, web)
|
|
* @return string|array The formatted notification, or an array of subject
|
|
* and body (for emails), or an error message
|
|
*/
|
|
public static function formatNotification( $event, $user, $format = 'text', $type = 'web' ) {
|
|
global $wgEchoNotifications;
|
|
|
|
$eventType = $event->getType();
|
|
|
|
$res = '';
|
|
if ( isset( $wgEchoNotifications[$eventType] ) ) {
|
|
set_error_handler( array( __CLASS__, 'formatterErrorHandler' ), -1 );
|
|
try {
|
|
$params = $wgEchoNotifications[$eventType];
|
|
$notifier = EchoNotificationFormatter::factory( $params );
|
|
$notifier->setOutputFormat( $format );
|
|
|
|
$res = $notifier->format( $event, $user, $type );
|
|
} catch ( Exception $e ) {
|
|
$meta = array(
|
|
'id' => $event->getId(),
|
|
'eventType' => $eventType,
|
|
'format' => $format,
|
|
'type' => $type,
|
|
'user' => $user ? $user->getName() : 'no user',
|
|
);
|
|
wfDebugLog( __CLASS__, __FUNCTION__ . ": Error formatting " . FormatJson::encode( $meta ) );
|
|
MWExceptionHandler::logException( $e );
|
|
}
|
|
restore_error_handler();
|
|
}
|
|
|
|
if ( $res ) {
|
|
return $res;
|
|
} else {
|
|
return Xml::tags( 'span', array( 'class' => 'error' ),
|
|
wfMessage( 'echo-error-no-formatter', $event->getType() )->escaped() );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* INTERNAL. Must be public to be callable by the php error handling methods.
|
|
*
|
|
* Converts E_RECOVERABLE_ERROR, such as passing null to a method expecting
|
|
* a non-null object, into exceptions.
|
|
*/
|
|
public static function formatterErrorHandler( $errno, $errstr, $errfile, $errline ) {
|
|
if ( $errno !== E_RECOVERABLE_ERROR ) {
|
|
return false;
|
|
}
|
|
|
|
throw new EchoCatchableFatalErrorException( $errno, $errstr, $errfile, $errline );
|
|
}
|
|
}
|