mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Echo
synced 2024-09-25 03:09:37 +00:00
954e076fd1
Lesser-used formats like TS_ORACLE are not string-comparable. Change-Id: I7a9fd3ac0c8b1e924f6f0e8970f7a005858df9d7
107 lines
2.5 KiB
PHP
107 lines
2.5 KiB
PHP
<?php
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/**
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* A small wrapper around ObjectCache to manage
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* storing the last time a user has seen notifications
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*/
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class EchoSeenTime {
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/**
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* Allowed notification types
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* @var array
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*/
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private static $allowedTypes = array( 'alert', 'message' );
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/**
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* @var User
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*/
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private $user;
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/**
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* @var BagOStuff
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*/
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private $cache;
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/**
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* @param User $user A logged in user
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*/
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private function __construct( User $user ) {
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$this->user = $user;
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$this->cache = ObjectCache::getInstance( 'db-replicated' );
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}
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/**
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* @param User $user
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* @return EchoSeenTime
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*/
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public static function newFromUser( User $user ) {
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return new self( $user );
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}
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/**
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* @param string $type Type of seen time to get
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* @param int $flags BagOStuff::READ_LATEST to use the master
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* @param int $format Format to return time in, defaults to TS_MW
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* @return string|bool Timestamp in specified format, or false if no stored time
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*/
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public function getTime( $type = 'all', $flags = 0, $format = TS_MW ) {
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$vals = array();
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if ( $type === 'all' ) {
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foreach ( self::$allowedTypes as $allowed ) {
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// Use TS_MW, then convert later, so max works properly for
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// all formats.
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$vals[] = $this->getTime( $allowed, $flags, TS_MW );
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}
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return wfTimestamp( $format, max( $vals ) );
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}
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if ( $this->validateType( $type ) ) {
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$key = wfMemcKey( 'echo', 'seen', $type, 'time', $this->user->getId() );
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$cas = 0; // Unused, but we have to pass something by reference
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$data = $this->cache->get( $key, $cas, $flags );
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if ( $data === false ) {
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// Check if the user still has it set in their preferences
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$data = $this->user->getOption( 'echo-seen-time', false );
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}
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}
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if ( $data !== false ) {
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$formattedData = wfTimestamp( $format, $data );
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} else {
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$formattedData = $data;
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}
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return $formattedData;
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}
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/**
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* Sets the seen time
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*
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* @param string $time Time, in TS_MW format
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* @param string $type Type of seen time to set
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*/
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public function setTime( $time, $type = 'all' ) {
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if ( $type === 'all' ) {
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foreach ( self::$allowedTypes as $allowed ) {
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$this->setTime( $time, $allowed );
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}
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} else {
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if ( $this->validateType( $type ) ) {
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$key = wfMemcKey( 'echo', 'seen', $type, 'time', $this->user->getId() );
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return $this->cache->set( $key, $time );
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}
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}
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}
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/**
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* Validate the given type, make sure it is allowed.
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*
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* @param string $type Given type
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* @return bool Type is allowed
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*/
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private function validateType( $type ) {
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return in_array( $type, self::$allowedTypes );
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}
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}
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