-require 'pg'
-
-class RoundcubeDb
-
- include Plugin
-
- def initialize()
- @db_host = Configuration::ROUNDCUBE_DBHOST
- @db_port = Configuration::ROUNDCUBE_DBPORT
- @db_opts = Configuration::ROUNDCUBE_DBOPTS
- @db_tty = Configuration::ROUNDCUBE_DBTTY
- @db_name = Configuration::ROUNDCUBE_DBNAME
- @db_user = Configuration::ROUNDCUBE_DBUSER
- @db_pass = Configuration::ROUNDCUBE_DBPASS
- end
-
-
- def describe_domain(domain)
- # Roundcube doesn't have a concept of domains.
- return 'N/A'
- end
-
- def describe_account(account)
- user_id = self.get_user_id(account)
-
- if user_id.nil?
- return 'User not found'
- else
- return "User ID: #{user_id}"
- end
- end
-
- def delete_domain(domain)
- # Roundcube doesn't have a concept of domains.
- end
-
- def delete_account(account)
- # Delete the given username and any records in other tables
- # belonging to it.
- user_id = self.get_user_id(account)
-
- # This is mostly unnecessary when using Postgres. The Roundcube
- # developers were nice enough to include DBMS-specific install and
- # upgrade scripts, so Postgres can take advantage of ON DELETE
- # triggers. Here's an example:
- #
- # ...
- # user_id integer NOT NULL
- # REFERENCES users (user_id) ON DELETE CASCADE ON UPDATE CASCADE
- #
- sql_queries = ['DELETE FROM cache WHERE user_id = $1::int;']
- sql_queries << 'DELETE FROM cache_index WHERE user_id = $1::int;'
- sql_queries << 'DELETE FROM cache_messages WHERE user_id = $1::int;'
- sql_queries << 'DELETE FROM cache_thread WHERE user_id = $1::int;'
- sql_queries << 'DELETE FROM contactgroupmembers WHERE contactgroup_id IN (SELECT contactgroup_id FROM contactgroups WHERE user_id = $1::int);'
- sql_queries << 'DELETE FROM contactgroups WHERE user_id = $1::int;'
- sql_queries << 'DELETE FROM contacts WHERE user_id = $1::int;'
- sql_queries << 'DELETE FROM identities WHERE user_id = $1::int;'
- sql_queries << 'DELETE FROM dictionary WHERE user_id = $1::int;'
- sql_queries << 'DELETE FROM searches WHERE user_id = $1::int;'
-
- # This one is of course necessary with any DBMS.
- sql_queries << 'DELETE FROM users WHERE user_id = $1::int;'
-
- begin
- connection = PGconn.connect(@db_host,
- @db_port,
- @db_opts,
- @db_tty,
- @db_name,
- @db_user,
- @db_pass)
-
- sql_queries.each do |sql_query|
- connection.query(sql_query, [user_id])
- end
-
- connection.close()
-
- rescue PGError => e
- # Pretend like we're database-agnostic in case we ever are.
- raise DatabaseError.new(e)
- end
-
- end
-
-
- def get_leftover_domains(db_domains)
- # Roundcube doesn't have a concept of domains.
- return []
- end
-
-
- def get_leftover_accounts(db_accounts)
- # Given a list of all users who have logged in to Roundcube.
- rc_accounts = self.get_roundcube_usernames()
- return rc_accounts - db_accounts
- end
-
-
- protected;
-
- def get_user_id(account)
- user_id = nil
-
- begin
- connection = PGconn.connect(@db_host,
- @db_port,
- @db_opts,
- @db_tty,
- @db_name,
- @db_user,
- @db_pass)
-
- sql_query = "SELECT user_id FROM users WHERE username = $1;"
-
- connection.query(sql_query, [account]) do |result|
- if result.num_tuples > 0
- user_id = result[0]['user_id']
- end
- end
-
- connection.close()
-
- rescue PGError => e
- # Pretend like we're database-agnostic in case we ever are.
- raise DatabaseError.new(e)
- end
-
- return user_id
- end
-
-
-
- def get_roundcube_usernames()
- usernames = []
-
- # Just assume PostgreSQL for now.
- begin
- connection = PGconn.connect(@db_host,
- @db_port,
- @db_opts,
- @db_tty,
- @db_name,
- @db_user,
- @db_pass)
-
- sql_query = "SELECT username FROM users;"
- connection.query(sql_query) do |result|
- usernames = result.field_values('username')
- end
-
- connection.close()
- rescue PGError => e
- # Pretend like we're database-agnostic in case we ever are.
- raise DatabaseError.new(e)
- end
-
- return usernames
- end
-
-end