From 6d8a390dcff71ef1c4b7755dac97c0e1111e5230 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Mon, 27 Apr 2015 18:14:57 +0200
Subject: parse <ref> in fchg, add replacement support to backend and frontend

---
 bin/db-iris | 52 +++++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 39 insertions(+), 13 deletions(-)

(limited to 'bin/db-iris')

diff --git a/bin/db-iris b/bin/db-iris
index f2b65b0..91a1d88 100755
--- a/bin/db-iris
+++ b/bin/db-iris
@@ -85,17 +85,18 @@ if ($time) {
 
 for my $efield (@edata_pre) {
 	given ($efield) {
-		when ('a') { $edata{additional} = 1 }
-		when ('c') { $edata{canceled}   = 1 }
-		when ('d') { $edata{delay}      = 1 }
-		when ('D') { $edata{delays}     = 1 }
-		when ('f') { $edata{fullroute}  = 1 }
-		when ('m') { $edata{messages}   = 1 }
-		when ('q') { $edata{qos}        = 1 }
-		when ('r') { $edata{route}      = 1 }
-		when ('t') { $edata{times}      = 1 }
-		when ('!') { $edata{debug}      = 1 }
-		default    { $edata{$efield}    = 1 }
+		when ('a') { $edata{additional}   = 1 }
+		when ('c') { $edata{canceled}     = 1 }
+		when ('d') { $edata{delay}        = 1 }
+		when ('D') { $edata{delays}       = 1 }
+		when ('f') { $edata{fullroute}    = 1 }
+		when ('m') { $edata{messages}     = 1 }
+		when ('q') { $edata{qos}          = 1 }
+		when ('r') { $edata{route}        = 1 }
+		when ('R') { $edata{replacements} = 1 }
+		when ('t') { $edata{times}        = 1 }
+		when ('!') { $edata{debug}        = 1 }
+		default    { $edata{$efield}      = 1 }
 	}
 }
 
@@ -263,6 +264,23 @@ sub display_result {
 			print "\n";
 		}
 
+		if ( $edata{replacements} ) {
+			for my $e ( $d->replaced_by ) {
+				printf(
+					"Ersatzzug: %s%s %s\n",
+					$e->type, $e->line_no // q{},
+					$e->train_no
+				);
+			}
+			for my $e ( $d->replacement_for ) {
+				printf(
+					"Ersatzzug für: %s%s %s\n",
+					$e->type, $e->line_no // q{},
+					$e->train_no
+				);
+			}
+		}
+
 		if ( $edata{additional} and $d->additional_stops ) {
 			printf( "Zusätzlicher Halt in: %s\n",
 				join( q{, }, $d->additional_stops ) );
@@ -368,9 +386,12 @@ for my $d ( $status->results() ) {
 	push(
 		@output,
 		[
-			$timestr, $d->train . ($d->is_unscheduled ? ' !' : q{}),
+			$timestr,
+			$d->train . ( $d->is_unscheduled ? ' !' : q{} ),
 			$edata{route} ? join( q{  }, $d->route_interesting ) : q{},
-			$d->route_end, $platformstr // q{}, $d
+			$d->route_end,
+			$platformstr // q{},
+			$d
 		]
 	);
 
@@ -507,6 +528,11 @@ omitted, use the m / messages type to see those as well.
 
 Show up to three stops between I<station> and the train's destination.
 
+=item R / replacements
+
+For cancelled trains: Print their replacement train(s), if present.
+For unplanned trains: Print the train(s) they replace, if present.
+
 =item t / times
 
 Show both scheduled and expected arrival and departure times.
-- 
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