DesignBuddyList » History » Revision 11
Revision 10 (Adrian Georgescu, 07/11/2009 12:09 PM) → Revision 11/115 (Adrian Georgescu, 07/11/2009 12:11 PM)
= Buddy list =
[[TOC(Design*, depth=1)]]
* Account
* Address-book
* Buddy list
* Watcher list
* Presence rules
[[Image(sipsimple-buddy-list-design.png,width=600)]]
== Account ==
* GET XCAP documents xcap-caps, pres-rules, resource-lists, pidf-manipulation, rls-services
* Sends Publish for event presence
* Maintains a '''Presentity''' attributed that is sent as body to Publish
* Sends Subscribe for event presence.info
* Sends Subscribe for event presence with Supported=eventlist
== Buddy lists ==
Contains list of buddies. The buddylist is indexed by SIP URIs. Additional one can store full name or other attributes. Based on NOTIFY for event=presence each buddy has a '''Presentity''' attribute that contains published information. GUI displays parts of it.
Buddy list is stored in resource-lists XCAP document. If RLS is used, a RLS document that can contains a list of discrete SIP URIs is built and PUT on the server.
== Watcher lists ==
Built based on the body of NOTIFY for event=presence.winfo.
== Presence rules ==
Based on NOTIFY for event watcher.info we update the policy and PUT pres-rules document on the XCAP server.
== Icon exhange flow ==
Support in OpenXCAP server is necessary, see http://openxcap.org/ticket/100
Publishing end-point, on change:
1. Generate a random filename: XYZ
1. Build URL http://xcap.example.com/xcap-root/icon/users/sip:alice@example.com/XYZ.png
1. HTTP PUT to xcap server
1. Update <icon> element of pidf and PUBLISH new pidf
1. HTTP GET for xcap-directory and locate previously uploaded icons
1. HTTP DELETE any previous icon files
On reboot:
1. HTTP GET for xcap-directory and locate previously uploaded icon (e.g. XYZ)
1. HTTP GET http://xcap.example.com/xcap-root/icon/users/sip:alice@example.com/XYZ.png
Subscribing end-point:
1. Parse <icon> element of pidf received in Notify
2. HTTP GET http://xcap.example.com/xcap-root/icon/users/sip:alice@example.com/XYZ.png
3. Cache picture and check periodically