require 'pg'
-require 'common/plugin'
+require 'common/davical_plugin'
require 'rm/rm_plugin'
class DavicalMv
# DAViCal only supports Postgres, so even if we ever are
# database-agnostic, this plugin can't be.
#
- include Plugin
+ include DavicalPlugin
include MvPlugin
- def initialize()
- cfg = Configuration.new()
- @db_host = cfg.davical_dbhost
- @db_port = cfg.davical_dbport
- @db_opts = cfg.davical_dbopts
- @db_tty = cfg.davical_dbtty
- @db_name = cfg.davical_dbname
- @db_user = cfg.davical_dbuser
- @db_pass = cfg.davical_dbpass
- end
-
-
- def describe_domain(domain)
- # DAViCal doesn't have a concept of domains.
- return 'N/A'
- end
-
-
- def describe_account(account)
- principal_id = self.get_principal_id(account)
-
- if principal_id.nil?
- return 'User not found'
- else
- return "Principal ID: #{principal_id}"
- end
- end
-
-
- def mv_domain(from, to)
- # DAViCal doesn't have a concept of domains.
- end
-
- def mv_account(from, to)
- # Delete the given username. DAViCal uses foreign keys properly
+ def mv_user(src, dst)
+ # Switch the given usernames. DAViCal uses foreign keys properly
# and only supports postgres, so we let the ON UPDATE CASCADE
# trigger handle most of the work.
- sql_queries = ['UPDATE usr SET username = $1 WHERE username = $2']
-
- 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, [to, from])
- end
-
- connection.close()
-
- rescue PGError => e
- # Pretend like we're database-agnostic in case we ever are.
- raise DatabaseError.new(e)
- end
- end
-
-
- protected;
+ # It's obviously an error if the source user does not exist. It
+ # would also be an error if the destination domain didn't exist;
+ # however, DAViCal doesn't know about domains, so we let that slide.
+ raise NonexistentUserError.new(src.to_s()) if not user_exists(src)
- def get_principal_id(account)
- principal_id = nil
+ # And it's an error if the destination user exists already.
+ raise UserAlreadyExistsError.new(dst.to_s()) if user_exists(dst)
- begin
- connection = PGconn.connect(@db_host,
- @db_port,
- @db_opts,
- @db_tty,
- @db_name,
- @db_user,
- @db_pass)
-
- sql_query = "SELECT principal.principal_id "
- sql_query += "FROM (principal INNER JOIN usr "
- sql_query += " ON principal.user_no = usr.user_no) "
- sql_query += "WHERE usr.username = $1;"
-
- connection.query(sql_query, [account]) do |result|
- if result.num_tuples > 0
- principal_id = result[0]['principal_id']
- end
- end
+ sql_queries = ['UPDATE usr SET username = $1 WHERE username = $2']
- connection.close()
+ connection = PGconn.connect(@db_host, @db_port, @db_opts, @db_tty,
+ @db_name, @db_user, @db_pass)
- rescue PGError => e
- # Pretend like we're database-agnostic in case we ever are.
- raise DatabaseError.new(e)
+ sql_queries.each do |sql_query|
+ connection.query(sql_query, [dst.to_s(), src.to_s()])
end
- return principal_id
+ connection.close()
end
end