Make user_group able to handle remote groups

We add a local_group table to store data about local groups. It has
the unique key for nickname, so /group/<nickname> looks up here.

Updated DB data object classes and data files.

1 files changed, 13 insertions, 1 deletions

diff --git a/db/statusnet.sql b/db/statusnet.sql
index 97117c80a..75d060e28 100644
--- a/db/statusnet.sql
+++ b/db/statusnet.sql
@@ -406,7 +406,7 @@ create table profile_block (
 create table user_group (
     id integer auto_increment primary key comment 'unique identifier',
 
-    nickname varchar(64) unique key comment 'nickname for addressing',
+    nickname varchar(64) comment 'nickname for addressing',
     fullname varchar(255) comment 'display name',
     homepage varchar(255) comment 'URL, cached so we dont regenerate',
     description text comment 'group description',
@@ -421,6 +421,8 @@ create table user_group (
     created datetime not null comment 'date this record was created',
     modified timestamp comment 'date this record was modified',
 
+    uri varchar(255) unique key comment 'universal identifier',
+
     index user_group_nickname_idx (nickname)
 
 ) ENGINE=InnoDB CHARACTER SET utf8 COLLATE utf8_general_ci;
@@ -641,3 +643,13 @@ create table conversation (
     modified timestamp comment 'date this record was modified'
 ) ENGINE=InnoDB CHARACTER SET utf8 COLLATE utf8_bin;
 
+create table local_group (
+
+   group_id integer primary key comment 'group represented' references user_group (id),
+   nickname varchar(64) unique key comment 'group represented',
+
+   created datetime not null comment 'date this record was created',
+   modified timestamp comment 'date this record was modified'
+
+) ENGINE=InnoDB CHARACTER SET utf8 COLLATE utf8_bin;
+