SIP.ClientContext

A SIP.ClientContext encapsulates the behavior required to send a request, as well as handle responses and retransmissions of that request. It is typically mixed in with behavior from a method-specific class, such as SIP.Session or SIP.Message.

• Instance Attributes
  • ua
  • method
  • request
  • localIdentity
  • remoteIdentity
  • data
• Instance Methods
  • cancel([options])
• Events
  • progress
  • accepted
  • rejected
  • failed

Instance Attributes

ua

SIP.UA - The user agent from which the request was sent or will be sent.

method

String - The SIP method of the request. For example, "INVITE" or "MESSAGE".

request

SIP.OutgoingRequest - The request sent or to be sent.

localIdentity

SIP.NameAddrHeader - The From header field value, representing the local endpoint. This is typically the URI of the UA as a SIP.NameAddrHeader.

remoteIdentity

SIP.NameAddrHeader - The To header field value, representing the remote endpoint.

data

Object - An empty object. Define custom application data here. Note: SIP.js may overwrite any custom attributes defined outside of the data object.

Instance Methods

cancel([options])

Send a CANCEL before the original request has been accepted.

Parameters

Name	Type	Description
options	Object	Optional Object with extra parameters (see below).
options.statusCode	Number	The SIP response code that will be used in the upcoming response instead of the default.
options.reasonPhrase	String	The SIP reason phrase.

Returns

Type	Description
SIP.ClientContext	This ClientContext

Throws

TypeError INVALID_STATE_ERROR

Events

progress

Fired each time a provisional (100-199) response is received.

on('progress', function (response, cause) {})

Name	Type	Description
response	SIP.IncomingMessage	The received response
cause	String	The SIP cause of the event

accepted

Fired each time a successful final (200-299) response is received.

on('accepted', function (response, cause) {})

Name	Type	Description
response	SIP.IncomingMessage	The received response
cause	String	The SIP cause of the event

rejected

Fired each time an unsuccessful final (300-699) response is received. Note: This will also emit a failed event.

on('rejected', function (response,cause) {})

Name	Type	Description
response	SIP.IncomingMessage	The received response
cause	String	The SIP cause of the event

failed

Fired when the request fails, whether due to an unsuccessful final response or due to timeout, transport, or other error.

on('failed', function (response, cause) {})

Name	Type	Description
response	SIP.IncomingMessage	The received response, on a non SIP related failure this will be null
cause	String	The SIP cause of the event