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Extension

Version

push

Version: stable

FUNCTIONS
push.register()
push.set_listener()
push.set_badge_count()
push.schedule()
push.cancel()
push.cancel_all_issued()
push.get_scheduled()
push.get_all_scheduled()

CONSTANTS
NOTIFICATION_BADGE
NOTIFICATION_SOUND
NOTIFICATION_ALERT
ORIGIN_LOCAL
ORIGIN_REMOTE
PRIORITY_MIN
PRIORITY_LOW
PRIORITY_DEFAULT
PRIORITY_HIGH
PRIORITY_MAX

Functions

push.register()

push.register(notifications,callback)

Send a request for push notifications. Note that the notifications table parameter is iOS only and will be ignored on Android.

PARAMETERS

notifications table The types of notifications to listen to. [icon:ios]

callback

function

`self`	`object`	The current object.
`token`	`string`	The returned push token if registration is successful.
`error`	`table`	A table containing eventual error information.

EXAMPLES

local function push_listener(self, payload, origin)
     -- The payload arrives here.
end

function init(self)
     local alerts = {push.NOTIFICATION_BADGE, push.NOTIFICATION_SOUND, push.NOTIFICATION_ALERT}
     push.register(alerts, function (self, token, error)
     if token then
          -- NOTE: %02x to pad byte with leading zero
          local token_string = ""
          for i = 1,#token do
              token_string = token_string .. string.format("%02x", string.byte(token, i))
          end
          print(token_string)
          push.set_listener(push_listener)
     else
          -- Push registration failed.
          print(error.error)
     end
end

local function push_listener(self, payload, origin)
     -- The payload arrives here.
end

function init(self)
     push.register({}, function (self, token, error)
         if token then
              print(token)
              push.set_listener(push_listener)
         else
              -- Push registration failed.
              print(error.error)
         end
    end)
end

push.set_listener()

push.set_listener(listener)

Sets a listener function to listen to push notifications.

PARAMETERS

listener

function

Listener callback function.

`self`	`object`	The current object.
`payload`	`table`	The push payload
`origin`	`constant`	Origin of the push that can be one of the predefined constants below - `push.ORIGIN_LOCAL` - `push.ORIGIN_REMOTE`
`activated`	`boolean`	If the application was activated via the notification.

EXAMPLES

Set the push notification listener.

local function push_listener(self, payload, origin, activated)
     -- The payload arrives here.
     pprint(payload)
     if origin == push.ORIGIN_LOCAL then
         -- This was a local push
         ...
     end

     if origin == push.ORIGIN_REMOTE then
         -- This was a remote push
         ...
     end
end

local init(self)
     ...
     -- Assuming that push.register() has been successfully called earlier
     push.set_listener(push_listener)
end

push.set_badge_count()

push.set_badge_count(count)

Set the badge count for application icon. This function is only available on iOS. [icon:ios]

PARAMETERS

count number Badge count

push.schedule()

push.schedule(time,title,alert,payload,notification_settings)

Local push notifications are scheduled with this function. The returned `id` value is uniquely identifying the scheduled notification and can be stored for later reference.

PARAMETERS

time number Number of seconds into the future until the notification should be triggered.

title string Localized title to be displayed to the user if the application is not running.

alert string Localized body message of the notification to be displayed to the user if the application is not running.

payload string JSON string to be passed to the registered listener function.

notification_settings

table

Table with notification and platform specific fields

`action`	`string`	The alert action string to be used as the title of the right button of the alert or the value of the unlock slider, where the value replaces "unlock" in "slide to unlock" text. [icon:ios]
`badge_count`	`number`	The numeric value of the icon badge. [icon:ios]
`priority`	`number`	The priority is a hint to the device UI about how the notification should be displayed. There are five priority levels, from -2 to 2 where -1 is the lowest priority and 2 the highest. Unless specified, a default priority level of 2 is used. [icon:android]

RETURNS

`number`		Unique id that can be used to cancel or inspect the notification
`string`		Error string if something went wrong, otherwise nil

EXAMPLES

This example demonstrates how to schedule a local notification:

-- Schedule a local push in 3 seconds
local payload = '{ "data" : { "field" : "Some value", "field2" : "Other value" } }'
id, err = push.schedule(3, "Update!", "There are new stuff in the app", payload, { action = "check it out" })
if err then
     -- Something went wrong
     ...
end

push.cancel()

push.cancel(id)

Use this function to cancel a previously scheduled local push notification. The notification is identified by a numeric id as returned by `push.schedule()`.

PARAMETERS

id number The numeric id of the local push notification

push.cancel_all_issued()

push.cancel_all_issued()

Use this function to cancel a previously issued local push notifications.

PARAMETERS

None

push.get_scheduled()

push.get_scheduled(id)

Returns a table with all data associated with a specified local push notification. The notification is identified by a numeric id as returned by `push.schedule()`.

PARAMETERS

id number The numeric id of the local push notification.

RETURNS

table Table with all data associated with the notification.

Returns a table with all data associated with all scheduled local push notifications. The table contains key, value pairs where the key is the push notification id and the value is a table with the notification data, corresponding to the data given by `push.get_scheduled(id)`.

PARAMETERS

None

RETURNS

table Table with all data associated with all scheduled notifications.

push

Functions

Constants