gupnp_context_timeout_add

(PECL gupnp >= 0.1.0)

Sets a function to be called at regular intervals

bool gupnp_context_timeout_add ( resource $context, int $timeout, mixed $callback [, mixed $arg ] )

Sets a function to be called at regular intervals.

Parameters:

context

A context identifier, returned by gupnp_context_new().

timeout

A timeout in miliseconds.

callback

The callback function calling every timeout period of time. Typically, callback function takes on arg parameter.

arg

User data for callback.

Returns:

Returns TRUE on success or FALSE on failure.

Exception:

Issues E_WARNING with not valid callback function.

Examples:

Create new UPnP context and set callback

<?php

$user_data = "user data";

function timeout_cb($arg)
{
    printf("Call timeout_cb, user data: '%s'", $arg);
    return true;
}

/* Create the UPnP context */
$context = gupnp_context_new();

if (!$context) {
 die("Error creating the GUPnP context\n");
}

/* Create root device */
$dev = gupnp_root_device_new($context, "/devicedesc.xml");

/* Set callback for timeout */
gupnp_context_timeout_add($context, 5000, "timeout_cb", $user_data);

/* Run the main loop */
gupnp_root_device_start($dev);

?>