So .. adding jitsi  provision workflow to fusionpbx is simple ...
1. step
Forward page requests e.g. for nginx:
	
	
	
		NGINX:
	
	
		rewrite "^.*/provision/jitsi"  /app/provision/;
	 
 
2. set jitsi provision url in jitsi config to: 
	
	
	
		Code:
	
	
		http://pbx.sad.local/provision/jitsi?user=${username}&password=${password}&os=${osname}&mac=${hwaddr}&uuid=${uuid}&hostname=${hostname}&ext=1000
	 
 
Attention to mac variable...this is used by fusionpbx provision class.
3. In /var/www/fusionpbx/resources/templates/provision/ create dir jitsi and his subfolder windows  (dir folders are only for examples)
In created path ( /var/www/...../provision/jitsi/windows/ ... create file with name {$mac}.cfg  , this file is automaticaly loaded by provision class.
Contet of file {$mac}.cfg:
	
	
	
		PHP:
	
	
		provisioning.ALLOW_PREFIX=net.java|org.ice4j|java.net
{literal}net.java.sip.communicator.impl.gui.main=${null}{/literal}
{if isset($impl_gui_main_configforms_SHOW_ACCOUNT_CONFIG)}net.java.sip.communicator.impl.gui.main.configforms.SHOW_ACCOUNT_CONFIG={$impl_gui_main_configforms_SHOW_ACCOUNT_CONFIG}{/if}
{if isset($impl_gui_main_contactlist_CONTACT_ADD_DISABLED)}net.java.sip.communicator.impl.gui.main.contactlist.CONTACT_ADD_DISABLED={$impl_gui_main_contactlist_CONTACT_ADD_DISABLED}{/if}
{if isset($impl_gui_main_contactlist_CREATE_GROUP_DISABLED)}net.java.sip.communicator.impl.gui.main.contactlist.CREATE_GROUP_DISABLED={$impl_gui_main_contactlist_CREATE_GROUP_DISABLED}{/if}
{if isset($impl_gui_main_chatroomslist_GO_TO_CHATROOM_DISABLED)}net.java.sip.communicator.impl.gui.main.chatroomslist.GO_TO_CHATROOM_DISABLED={$impl_gui_main_chatroomslist_GO_TO_CHATROOM_DISABLED}{/if}
provisioning.ENFORCE_PREFIX=net.java|org.ice4j|java.net
	 
 
This file is smarty template... if you need access to $_REQUEST  array use special $smarty variable..
This steps can be done by Advanced -> Provision Editor application from FusionPBX.
4. In Accounts -> Devices -> [VENDORS]   create vendor with name jitsi 
5. In Accounts-> Devices->[PROFILES] create profile with name jitsi
Create some setting in this profile.. look at picture
5. Accounts->Devices ..create some device ... set mac address ... jitsi on windows posts mac with '-' as separator .. select template jitsi/windows and select profile jitsi ... look at pic
6. Only and last question I have is .. how to validate given login and password from jitsi on fusionpbx side ? I need valid login info to create correct account config info in template file... 
I need more cofee...
This is only example how things works ..it can be useful for somebody...