ilChatroomAppEventListener Class Reference

Inheritance diagram for ilChatroomAppEventListener:

Collaboration diagram for ilChatroomAppEventListener:

Static Public Member Functions
static	handleEvent (string $component, string $event, array $parameter)

Private Member Functions
	__construct (ilDBInterface $database)
	handle (string $component, string $event, array $parameter)
	dbCachePrepare (ilDBInterface $db)
	cache (Closure $proc)
	A B More...

Private Attributes
readonly CleanUpBans	$clean_up

Static Private Attributes
static ilChatroomAppEventListener	$instance = null

Detailed Description

Definition at line 23 of file class.ilChatroomAppEventListener.php.

Constructor & Destructor Documentation

__construct()

ilChatroomAppEventListener::__construct ( ilDBInterface  $database )

private

Definition at line 39 of file class.ilChatroomAppEventListener.php.

References dbCachePrepare().

    {
        $this->clean_up = new CleanUpBans($this->dbCachePrepare($database));
    }

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Member Function Documentation

cache()

ilChatroomAppEventListener::cache ( Closure  $proc )

private

A B

Parameters

Closure(...A)

B

Returns

Closure(...A): B

Definition at line 69 of file class.ilChatroomAppEventListener.php.

Referenced by dbCachePrepare().

                                         : Closure
    {
        $cache = [];
        return function (...$args) use (&$cache, $proc) {
            $key = json_encode($args);
            if (!isset($cache[$key])) {
                $cache[$key] = $proc(...$args);
            }
            return $cache[$key];
        };
    }

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dbCachePrepare()

ilChatroomAppEventListener::dbCachePrepare ( ilDBInterface  $db )

private

Returns

Closure(string, array): Closure(array): void

Definition at line 54 of file class.ilChatroomAppEventListener.php.

References cache(), ilDBInterface\execute(), and ilDBInterface\prepare().

Referenced by __construct().

                                                      : Closure
    {
        return $this->cache(function (...$args) use ($db): Closure {
            $statement = $db->prepare(...$args);
            return fn(array $values = []) => $db->execute($statement, $values);
        });
    }

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handle()

ilChatroomAppEventListener::handle ( string  $component, string  $event, array  $parameter  )

private

Definition at line 44 of file class.ilChatroomAppEventListener.php.

                                                                               : void
    {
        if ($event === 'deleteUser') {
            $this->clean_up->removeEntriesOfDeletedUser($parameter['usr_id']);
        }
    }

handleEvent()

static ilChatroomAppEventListener::handleEvent ( string  $component, string  $event, array  $parameter  )

static

Parameters

array<string,mixed>

$a_parameter

Implements ilAppEventListener.

Definition at line 32 of file class.ilChatroomAppEventListener.php.

References $DIC.

                                                                                          : void
    {
        global $DIC;
        self::$instance ??= new self($DIC->database());
        self::$instance->handle($component, $event, $parameter);
    }

Field Documentation

$clean_up

readonly CleanUpBans ilChatroomAppEventListener::$clean_up

private

Definition at line 27 of file class.ilChatroomAppEventListener.php.

$instance

ilChatroomAppEventListener ilChatroomAppEventListener::$instance = null

staticprivate

Definition at line 25 of file class.ilChatroomAppEventListener.php.

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The documentation for this class was generated from the following file:

• components/ILIAS/Chatroom/classes/class.ilChatroomAppEventListener.php