Sha256: 409841f1461f31e4bb0d6a68b4637150e63dee5965475d2d68d4c687d5057c68
Contents?: true
Size: 1.89 KB
Versions: 9
Compression:
Stored size: 1.89 KB
Contents
begin
require 'json'
rescue
puts "Warning: you need the json gem for apns to work!"
end
class Hash
MAX_PAYLOAD_LEN = 256
# Converts hash into JSON String.
# When payload is too long but can be chopped, tries to cut self.[:aps][:alert].
# If payload still don't fit Apple's restrictions, returns nil
#
# @return [String, nil] the object converted into JSON or nil.
def to_apn_payload
# Payload too long
if (to_json.length > MAX_PAYLOAD_LEN)
alert = self[:aps][:alert]
self[:aps][:alert] = ''
# can be chopped?
if (to_json.length > MAX_PAYLOAD_LEN)
return nil
else # inefficient way, but payload may be full of unicode-escaped chars, so...
self[:aps][:alert] = alert
while (self.to_json.length > MAX_PAYLOAD_LEN)
self[:aps][:alert].chop!
end
end
end
to_json
end
# Invokes {Hash#to_payload} and returns it's length
# @return [Fixnum, nil] length of object converted into JSON or nil.
def apn_payload_length
p = to_apn_payload
p ? p.length : nil
end
end
module KwAPN
class Notification
attr_accessor :identifier, :token
def initialize(token, payload, timestamp = 0)
@token, @payload, @timestamp = token, payload, timestamp
end
# Creates new notification with given token and payload
# @param [String, Fixnum] token APNs token of device to notify
# @param [Hash, String] payload attached payload
def Notification.create(token, payload, timestamp=0)
Notification.new(token.kind_of?(String) ? token.delete(' ') : token.to_s(16) , payload.kind_of?(Hash) ? payload.to_apn_payload : payload, timestamp)
end
# Converts to binary string wich can be writen directly into socket
# @return [String] binary string representation
def to_s
[1, @identifier, @timestamp, 32, @token, @payload.length, @payload].pack("CNNnH*na*")
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems