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presence:database-tables [2006/12/20 08:32] – 193.170.48.50presence:database-tables [Unknown date] (current) – external edit (Unknown date) 127.0.0.1
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 +====== Database Tables for Presence Module ======
  
 +==== presentity ====
 +
 +The table is used for storing PUBLISH messages information.
 +
 +
 +^Keys         ^Type            ^Actions       ^Description          |
 +|username  |   varchar(64)  |   primary    | the presentity username|
 +|domain    |   varchar(128) |   primary    | the presentity domain  |
 +|event     |   varchar(64)  |   primary    | the only value it can take now is "presence"|
 +|etag      |   varchar(64)  |   primary    | the generated etag value for a new PUBLISH, contained in the Sip-if-Match header field for the next PUBLISH update messages from the same dialog |
 +|expires   |    int         |              | the time at which the published information expires - Expires header field value + time() |
 +|received_time |  int         |              | the time at which the PUBLISH request was received  | 
 +|body      |   text         |              | the xml body containing presence information|
 +<code>
 +CREATE TABLE `presentity` (
 +  `username` varchar(64) NOT NULL,
 +  `domain` varchar(124) NOT NULL,
 +  `event` varchar(64) NOT NULL,
 +  `etag` varchar(64) NOT NULL,
 +  `expires` int(11) NOT NULL,
 +  `received_time` int(11) NOT NULL,
 +  `body` text NOT NULL,
 +  PRIMARY KEY  (`username`,`domain`,`event`,`etag`)
 +) ENGINE=MyISAM;
 +</code>
 +
 +==== active-watchers ====
 +
 + The table is used for storing the information about the dialog initiated by a Subscribe request, used for sending Notify with presence or presence.winfo information.
 +The to and from from the names of the columns have the same meaning as in the Subscribe  message.
 +
 +^Keys         ^Type            ^Actions       ^Description          |
 +| to_user  | varchar(64) |               | the presentity's username|
 +| to_domain| varchar(124)|               | the presentity's domain |
 +| from_user| varchar(64) |               | the subscriber's/watcher's username|
 +| from_domain| varchar(124)|             | the watchers's domain |
 +| event | varchar(64) |                  | it can be either "presence" or "presence.winfo"|
 +| event_id|varchar(128)|                 | the Event id parameter value|
 +| from_tag| varchar(128)|                | the tag value from the From header filed in the Subscribe message|
 +| to_tag| varchar(128)|                  | the tag value from the To header filed in the Subscribe message|
 +| callid| varchar(128)|                  | the Call-ID header field value|
 +| cseq  | int         |                  | the current cseq value incremented each time a Notify is sent in the same dialog|
 +| contact| varchar(128)|                 | the Contact header field value from the Subscribe message|
 +|record_route| varchar(255)|             | the Record-Route that should be included in Notify messages|
 +| expires| int |                         |the time at which the subscription expires - Expires header field value + time() |
 +|staus   | varchar(32)|                  |the subscribtions status: "active", "pending", "terminated" or "waiting"|
 +|version | int |                         |used for sending Notify for presence.winfo events ; incremented each time a new Notify is sent |
 +
 +<code>
 +CREATE TABLE `active_watchers` (
 +  `to_user` varchar(64) NOT NULL,
 +  `to_domain` varchar(128) NOT NULL,
 +  `from_user` varchar(64) NOT NULL,
 +  `from_domain` varchar(128) NOT NULL,
 +  `event` varchar(64) NOT NULL default 'presence',
 +  `event_id` varchar(64),
 +  `to_tag` varchar(128) NOT NULL,
 +  `from_tag` varchar(128) NOT NULL,
 +  `callid` varchar(128) NOT NULL,
 +  `cseq` int(11) NOT NULL,
 +  `contact` varchar(128) NOT NULL,
 +  `record_route` varchar(255),
 +  `expires` int(11) NOT NULL,
 +  `status` varchar(32) NOT NULL default 'pending',
 +  `version` int(11) default '0',
 +  PRIMARY KEY  (`from_tag`)
 +) ENGINE=MyISAM;
 +</code>
 +
 +==== xcap_xml ====
 + 
 + The table is used for storing xcap files containing authorization information. 
 +
 +^Keys         ^Type            ^Actions       ^Description         |
 +| username  |   varchar(64)  |   primary    | the presentity username|
 +| domain    |   varchar(128) |   primary    | the presentity domain  |
 +| xcap      |   text         |              | the xcap file          |  
 +| doc_type  |   varchar(64)  |   primary    | the type of the xml doc|
 +
 +<code>
 +CREATE TABLE `xcap_xml` (
 +  `username` varchar(64) NOT NULL,
 +  `domain` varchar(128) NOT NULL,
 +  `xcap` text NOT NULL,
 +  `doc_type` int NOT NULL,
 +  PRIMARY KEY  (`username`,`domain`,`doc_type`)
 +) ENGINE=MyISAM DEFAULT CHARSET=latin1;
 +</code>
 +
 +- doc_type can have one of the following values:
 +  1 - presence_rules;
 +  2 - resource-list;
 +  3 - rls-services;
 +
 +==== watchers ====
 +
 +This table is used for storing informations about acceptance for Subscribe messages for presence. The subscription state when sending a new notify is take from this table if it exists. Otherwise it takes a default value which is: 'pending' if the force_active parameter is set to 0 and 'active' if the parameter is not 0.
 +
 +^Keys         ^Type            ^Actions       ^Description          |
 +|p_user    |    varchar(64)   |   primary  | presentity username |
 +|p_domain  |    varchar(128)  |   primary  | presentity domain   |
 +|w_user    |    varchar(64)   |   primary  | watcher username   |
 +|w_domain  |    varchar(128)  |   primary  | watcher domain      |
 +|subs_status  |    varchar(64)|            | the current subscription status |
 +|reason  |    varchar(64)  |               | if the status is terminated this field records the reason that lead to this   |
 +|inserted_time |    int(11)|            | timestamp of insertion |
 +<code>
 +CREATE TABLE `watchers` (
 +  `p_user` varchar(64) NOT NULL,
 +  `p_domain` varchar(128) NOT NULL,
 +  `w_user` varchar(64) NOT NULL,
 +  `w_domain` varchar(128) NOT NULL,
 +  `subs_status` varchar(64) NOT NULL,
 +  `reason` varchar(64),
 +  `inserted_time` int(11) NOT NULL,
 +  PRIMARY KEY  (`p_user`,`p_domain`,`w_user`,`w_domain`)
 +) ENGINE=MyISAM;
 +</code>
 +
 +===== Presence-Related Stuff =====
 +
 +{{indexmenu>presence|js}}

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