Preliminary DBRIS support (not user-accessible yet)

working:
* checkin
* checkout
* realtime data
* polylines
* carriage formation (long-distance only)

to do:
* geolocation
* redirects after checkout / undo
* traewelling sync
* use dbris by default

1 files changed, 153 insertions, 0 deletions

diff --git a/lib/Travelynx/Command/database.pm b/lib/Travelynx/Command/database.pm
index 6ba80a3..f72a38c 100644
--- a/lib/Travelynx/Command/database.pm
+++ b/lib/Travelynx/Command/database.pm
@@ -2701,6 +2701,159 @@ qq{select distinct checkout_station_id from in_transit where backend_id = 0;}
 			}
 		);
 	},
+
+	# v59 -> v60
+	# Add bahn.de / DBRIS backend
+	sub {
+		my ($db) = @_;
+		$db->insert(
+			'backends',
+			{
+				iris  => 0,
+				hafas => 0,
+				efa   => 0,
+				ris   => 1,
+				name  => 'bahn.de',
+			},
+		);
+		$db->query(
+			qq{
+				update schema_version set version = 60;
+			}
+		);
+	},
+
+	# v60 -> v61
+	# Rename "ris" / "is_ris" to "dbris" / "is_dbris", as it is DB-specific
+	sub {
+		my ($db) = @_;
+		$db->query(
+			qq{
+				drop view in_transit_str;
+				drop view journeys_str;
+				drop view users_with_backend;
+				drop view follows_in_transit;
+				alter table backends rename column ris to dbris;
+				create view in_transit_str as select
+					user_id,
+					backend.iris as is_iris, backend.hafas as is_hafas,
+					backend.efa as is_efa, backend.dbris as is_dbris,
+					backend.name as backend_name, in_transit.backend_id as backend_id,
+					train_type, train_line, train_no, train_id,
+					extract(epoch from checkin_time) as checkin_ts,
+					extract(epoch from sched_departure) as sched_dep_ts,
+					extract(epoch from real_departure) as real_dep_ts,
+					checkin_station_id as dep_eva,
+					dep_station.ds100 as dep_ds100,
+					dep_station.name as dep_name,
+					dep_station.lat as dep_lat,
+					dep_station.lon as dep_lon,
+					extract(epoch from checkout_time) as checkout_ts,
+					extract(epoch from sched_arrival) as sched_arr_ts,
+					extract(epoch from real_arrival) as real_arr_ts,
+					checkout_station_id as arr_eva,
+					arr_station.ds100 as arr_ds100,
+					arr_station.name as arr_name,
+					arr_station.lat as arr_lat,
+					arr_station.lon as arr_lon,
+					polyline_id,
+					polylines.polyline as polyline,
+					visibility,
+					coalesce(visibility, users.public_level & 127) as effective_visibility,
+					cancelled, route, messages, user_data,
+					dep_platform, arr_platform, data
+					from in_transit
+					left join polylines on polylines.id = polyline_id
+					left join users on users.id = user_id
+					left join stations as dep_station on checkin_station_id = dep_station.eva and in_transit.backend_id = dep_station.source
+					left join stations as arr_station on checkout_station_id = arr_station.eva and in_transit.backend_id = arr_station.source
+					left join backends as backend on in_transit.backend_id = backend.id
+					;
+				create view journeys_str as select
+					journeys.id as journey_id, user_id,
+					backend.iris as is_iris, backend.hafas as is_hafas,
+					backend.efa as is_efa, backend.dbris as is_dbris,
+					backend.name as backend_name, journeys.backend_id as backend_id,
+					train_type, train_line, train_no, train_id,
+					extract(epoch from checkin_time) as checkin_ts,
+					extract(epoch from sched_departure) as sched_dep_ts,
+					extract(epoch from real_departure) as real_dep_ts,
+					checkin_station_id as dep_eva,
+					dep_station.ds100 as dep_ds100,
+					dep_station.name as dep_name,
+					dep_station.lat as dep_lat,
+					dep_station.lon as dep_lon,
+					extract(epoch from checkout_time) as checkout_ts,
+					extract(epoch from sched_arrival) as sched_arr_ts,
+					extract(epoch from real_arrival) as real_arr_ts,
+					checkout_station_id as arr_eva,
+					arr_station.ds100 as arr_ds100,
+					arr_station.name as arr_name,
+					arr_station.lat as arr_lat,
+					arr_station.lon as arr_lon,
+					polylines.polyline as polyline,
+					visibility,
+					coalesce(visibility, users.public_level & 127) as effective_visibility,
+					cancelled, edited, route, messages, user_data,
+					dep_platform, arr_platform
+					from journeys
+					left join polylines on polylines.id = polyline_id
+					left join users on users.id = user_id
+					left join stations as dep_station on checkin_station_id = dep_station.eva and journeys.backend_id = dep_station.source
+					left join stations as arr_station on checkout_station_id = arr_station.eva and journeys.backend_id = arr_station.source
+					left join backends as backend on journeys.backend_id = backend.id
+					;
+				create view users_with_backend as select
+					users.id as id, users.name as name, status, public_level,
+					email, password, registered_at, last_seen,
+					deletion_requested, deletion_notified, use_history,
+					accept_follows, notifications, profile, backend_id, iris,
+					hafas, efa, dbris, backend.name as backend_name
+					from users
+					left join backends as backend on users.backend_id = backend.id
+					;
+				create view follows_in_transit as select
+					r1.subject_id as follower_id, user_id as followee_id,
+					users.name as followee_name,
+					train_type, train_line, train_no, train_id,
+					backend.iris as is_iris, backend.hafas as is_hafas,
+					backend.efa as is_efa, backend.dbris as is_dbris,
+					backend.name as backend_name, in_transit.backend_id as backend_id,
+					extract(epoch from checkin_time) as checkin_ts,
+					extract(epoch from sched_departure) as sched_dep_ts,
+					extract(epoch from real_departure) as real_dep_ts,
+					checkin_station_id as dep_eva,
+					dep_station.ds100 as dep_ds100,
+					dep_station.name as dep_name,
+					dep_station.lat as dep_lat,
+					dep_station.lon as dep_lon,
+					extract(epoch from checkout_time) as checkout_ts,
+					extract(epoch from sched_arrival) as sched_arr_ts,
+					extract(epoch from real_arrival) as real_arr_ts,
+					checkout_station_id as arr_eva,
+					arr_station.ds100 as arr_ds100,
+					arr_station.name as arr_name,
+					arr_station.lat as arr_lat,
+					arr_station.lon as arr_lon,
+					polyline_id,
+					polylines.polyline as polyline,
+					visibility,
+					coalesce(visibility, users.public_level & 127) as effective_visibility,
+					cancelled, route, messages, user_data,
+					dep_platform, arr_platform, data
+					from in_transit
+					left join polylines on polylines.id = polyline_id
+					left join users on users.id = user_id
+					left join relations as r1 on r1.predicate = 1 and r1.object_id = user_id
+					left join stations as dep_station on checkin_station_id = dep_station.eva and in_transit.backend_id = dep_station.source
+					left join stations as arr_station on checkout_station_id = arr_station.eva and in_transit.backend_id = arr_station.source
+					left join backends as backend on in_transit.backend_id = backend.id
+					order by checkin_time desc
+					;
+				update schema_version set version = 61;
+			}
+		);
+	},
 );
 
 sub sync_stations {