If VPS timers are active, their events are now being kept up to date

1 files changed, 22 insertions, 7 deletions

diff --git a/vdr.c b/vdr.c
index fc0e360c..ea762d38 100644
--- a/vdr.c
+++ b/vdr.c
@@ -22,7 +22,7 @@
  *
  * The project's page is at http://www.cadsoft.de/vdr
  *
- * $Id: vdr.c 1.268 2006/05/05 13:43:32 kls Exp $
+ * $Id: vdr.c 1.269 2006/05/07 09:13:36 kls Exp $
  */
 
 #include <getopt.h>
@@ -74,6 +74,8 @@
 #define SHUTDOWNRETRY     300 // seconds before trying again to shut down
 #define VPSCHECKDELTA      10 // seconds between checks for timers that have entered the VPS margin
 #define VPSDEVICETIMEOUT    8 // seconds before a device used for VPS may be reused
+#define VPSLOOKAHEADTIME   24 // hours within which VPS timers will make sure their events are up to date
+#define VPSUPTODATETIME  3600 // seconds before the event or schedule of a VPS timer needs to be refreshed
 
 #define EXIT(v) { ExitCode = (v); goto Exit; }
 
@@ -762,8 +764,24 @@ int main(int argc, char *argv[])
               TimerInVpsMargin = false;
               static time_t DeviceUsed[MAXDEVICES] = { 0 };
               for (cTimer *Timer = Timers.First(); Timer; Timer = Timers.Next(Timer)) {
-                  if (Timer->HasFlags(tfActive | tfVps) && !Timer->Recording() && Timer->Matches(Now, true, Setup.VpsMargin)) {
-                     Timer->SetInVpsMargin(true);
+                  bool InVpsMargin = false;
+                  bool NeedsTransponder = false;
+                  if (Timer->HasFlags(tfActive | tfVps) && !Timer->Recording()) {
+                     if (Timer->Matches(Now, true, Setup.VpsMargin))
+                        TimerInVpsMargin = InVpsMargin = true;
+                     else if (Timer->Event())
+                        NeedsTransponder = Timer->Event()->StartTime() - Now < VPSLOOKAHEADTIME * 3600 && !Timer->Event()->SeenWithin(VPSUPTODATETIME);
+                     else {
+                        cSchedulesLock SchedulesLock;
+                        const cSchedules *Schedules = cSchedules::Schedules(SchedulesLock);
+                        if (Schedules) {
+                           const cSchedule *Schedule = Schedules->GetSchedule(Timer->Channel());
+                           NeedsTransponder = Schedule && !Schedule->PresentSeenWithin(VPSUPTODATETIME);
+                           }
+                        }
+                     }
+                  Timer->SetInVpsMargin(InVpsMargin);
+                  if (NeedsTransponder || InVpsMargin) {
                      // Find a device that provides the required transponder:
                      cDevice *Device = NULL;
                      for (int i = 0; i < cDevice::NumDevices(); i++) {
@@ -785,7 +803,7 @@ int main(int argc, char *argv[])
                                }
                             }
                          }
-                     if (!Device) {
+                     if (!Device && InVpsMargin) {
                         cDevice *d = cDevice::ActualDevice();
                         if (!d->Receiving() && d->ProvidesTransponder(Timer->Channel()) && Now - DeviceUsed[d->DeviceNumber()] > VPSDEVICETIMEOUT)
                            Device = d; // use the actual device as a last resort
@@ -805,10 +823,7 @@ int main(int argc, char *argv[])
                            Skins.Message(mtInfo, tr("Upcoming VPS recording!"));
                            }
                         }
-                     TimerInVpsMargin = true;
                      }
-                  else
-                     Timer->SetInVpsMargin(false);
                   }
               LastVpsCheck = time(NULL);
               }