From e46c1b1affe04e661ed420424db2a5e0799be8bd Mon Sep 17 00:00:00 2001
From: Klaus Schmidinger <vdr@tvdr.de>
Date: Mon, 7 Oct 2002 16:24:04 +0200
Subject: [PATCH] Fixed fetching the current/next information

---
 HISTORY |  5 +++-
 eit.c   | 80 ++++++++++++++++++++-------------------------------------
 2 files changed, 32 insertions(+), 53 deletions(-)

diff --git a/HISTORY b/HISTORY
index e68927dc..11c476b4 100644
--- a/HISTORY
+++ b/HISTORY
@@ -1580,7 +1580,10 @@ Video Disk Recorder Revision History
 - Fixed a bug when pressing the "Blue" button in the main menu without having
   displayed it (thanks to Oliver Endriss for reporting this one).
 
-2002-10-06: Version 1.1.13
+2002-10-07: Version 1.1.13
 
 - Added cDevice::DeviceNumber() to get the number of a device, not counting any
   gaps that might be in the index count.
+- Fixed fetching the current/next information to handle cases where the duration
+  of an event is set wrongly and would last beyond the start time of the next
+  event.
diff --git a/eit.c b/eit.c
index 48735df6..697eec4f 100644
--- a/eit.c
+++ b/eit.c
@@ -16,7 +16,7 @@
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
- * $Id: eit.c 1.54 2002/10/06 10:31:38 kls Exp $
+ * $Id: eit.c 1.55 2002/10/07 16:24:04 kls Exp $
  ***************************************************************************/
 
 #include "eit.h"
@@ -629,50 +629,26 @@ cEventInfo *cSchedule::AddEvent(cEventInfo *EventInfo)
   return EventInfo;
 }
 
-/**  */
-const cEventInfo * cSchedule::GetPresentEvent() const
+const cEventInfo *cSchedule::GetPresentEvent(void) const
 {
-   // checking temporal sanity of present event (kls 2000-11-01)
-   time_t now = time(NULL);
-//XXX   if (pPresent && !(pPresent->GetTime() <= now && now <= pPresent->GetTime() + pPresent->GetDuration()))
-   {
-      cEventInfo *pe = Events.First();
-      while (pe != NULL)
-      {
-         if (pe->GetTime() <= now && now <= pe->GetTime() + pe->GetDuration())
-            return pe;
-         pe = Events.Next(pe);
-      }
-   }
-   return NULL;//XXX
-   return pPresent;
+  return GetEventAround(time(NULL));
 }
-/**  */
-const cEventInfo * cSchedule::GetFollowingEvent() const
+
+const cEventInfo *cSchedule::GetFollowingEvent(void) const
 {
-   // checking temporal sanity of following event (kls 2000-11-01)
-   time_t now = time(NULL);
-   const cEventInfo *pr = GetPresentEvent(); // must have it verified!
-if (pr)//XXX   if (pFollowing && !(pr && pr->GetTime() + pr->GetDuration() <= pFollowing->GetTime()))
-   {
-      int minDt = INT_MAX;
-      cEventInfo *pe = Events.First(), *pf = NULL;
-      while (pe != NULL)
-      {
-         int dt = pe->GetTime() - now;
-         if (dt > 0 && dt < minDt)
-         {
-            minDt = dt;
-            pf = pe;
+  const cEventInfo *pe = NULL;
+  time_t now = time(NULL);
+  time_t delta = INT_MAX;
+  for (cEventInfo *p = Events.First(); p; p = Events.Next(p)) {
+      time_t dt = p->GetTime() - now;
+      if (dt > 0 && dt < delta) {
+         delta = dt;
+         pe = p;
          }
-         pe = Events.Next(pe);
       }
-      return pf;
-   }
-   return NULL;//XXX
-   return pFollowing;
+  return pe;
 }
-/**  */
+
 void cSchedule::SetServiceID(unsigned short servid)
 {
    uServiceID = servid;
@@ -701,21 +677,21 @@ const cEventInfo * cSchedule::GetEvent(unsigned short uEventID, time_t tTime) co
 
    return pt;
 }
-/**  */
-const cEventInfo * cSchedule::GetEventAround(time_t tTime) const
+
+const cEventInfo *cSchedule::GetEventAround(time_t Time) const
 {
-   cEventInfo *pe = Events.First();
-   while (pe != NULL)
-   {
-      if (pe->GetTime() <= tTime && tTime <= pe->GetTime() + pe->GetDuration())
-         return pe;
-
-      pe = Events.Next(pe);
-   }
-
-   return NULL;
+  const cEventInfo *pe = NULL;
+  time_t delta = INT_MAX;
+  for (cEventInfo *p = Events.First(); p; p = Events.Next(p)) {
+      time_t dt = Time - p->GetTime();
+      if (dt >= 0 && dt < delta && p->GetTime() + p->GetDuration() >= Time) {
+         delta = dt;
+         pe = p;
+         }
+      }
+  return pe;
 }
-/**  */
+
 bool cSchedule::SetPresentEvent(cEventInfo *pEvent)
 {
    if (pPresent != NULL)