Fixed multiple occurrences of the same directory in the recordings list in case there are directories that only differ in non-alphanumeric characters

CONTRIBUTORS

@@ -1006,6 +1006,8 @@ Andreas Mair <amair.sob@googlemail.com>
  for fixing the type of MBperMinute in cVideoDiskUsage::HasChanged()
  for reporting a bug in sorting recordings in case two folders have the same name,
  but one of them ends in an additional digit, as in "abc" and "abc2"
+ for reporting multiple occurrences of the same directory in the recordings list ini
+ case there are directories that only differ in non-alphanumeric characters
 
 Olivier Jacques <jacquesolivier@hotmail.com>)
  for translating OSD texts to the French language

HISTORY

@@ -7494,7 +7494,7 @@ Video Disk Recorder Revision History
   use it.
 - Added maximum SNR value for PCTV Systems PCTV 73ESE (thanks to Cedric Dewijs).
 
-2013-01-15: Version 1.7.36
+2013-01-16: Version 1.7.36
 
 - Added maximum SNR value for PCTV Systems nanoStick T2 290e (thanks to Antti
   Hartikainen).
@@ -7520,3 +7520,6 @@ Video Disk Recorder Revision History
 - The SVDRP command LSTR now knows the additional parameter "path", which can be
   given to get the actual file name of a recording's directory (suggested by
   Stefan Stolz).
+- Fixed multiple occurrences of the same directory in the recordings list in case there
+  are directories that only differ in non-alphanumeric characters (reported by Andreas
+  Mair).

menu.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: menu.c 2.72 2012/12/21 11:11:14 kls Exp $
+ * $Id: menu.c 2.73 2013/01/16 15:58:58 kls Exp $
  */
 
 #include "menu.h"
@@ -2273,7 +2273,6 @@ void cMenuRecordings::Set(bool Refresh)
 {
   const char *CurrentRecording = cReplayControl::LastReplayed();
   cMenuRecordingItem *LastItem = NULL;
-  char *LastItemText = NULL;
   cThreadLock RecordingsLock(&Recordings);
   if (Refresh) {
      if (cMenuRecordingItem *ri = (cMenuRecordingItem *)Get(Current()))
@@ -2285,23 +2284,32 @@ void cMenuRecordings::Set(bool Refresh)
   for (cRecording *recording = Recordings.First(); recording; recording = Recordings.Next(recording)) {
       if (!base || (strstr(recording->Name(), base) == recording->Name() && recording->Name()[strlen(base)] == FOLDERDELIMCHAR)) {
          cMenuRecordingItem *Item = new cMenuRecordingItem(recording, level);
-         if (*Item->Text() && (!Item->IsDirectory() || (!LastItem || !LastItem->IsDirectory() || strcmp(Item->Text(), LastItemText) != 0))) {
+         cMenuRecordingItem *LastDir = NULL;
+         if (Item->IsDirectory()) {
+            // Sorting may ignore non-alphanumeric characters, so we need to explicitly handle directories in case they only differ in such characters:
+            for (cMenuRecordingItem *p = LastItem; p; p = dynamic_cast<cMenuRecordingItem *>(p->Prev())) {
+                if (p->Name() && strcmp(p->Name(), Item->Name()) == 0) {
+                   LastDir = p;
+                   break;
+                   }
+                }
+            }
+         if (*Item->Text() && !LastDir) {
             Add(Item);
             LastItem = Item;
-            free(LastItemText);
+            if (Item->IsDirectory())
-            LastItemText = strdup(LastItem->Text()); // must use a copy because of the counters!
+               LastDir = Item;
             }
          else
             delete Item;
          if (LastItem) {
             if (CurrentRecording && strcmp(CurrentRecording, recording->FileName()) == 0)
                SetCurrent(LastItem);
-            if (LastItem->IsDirectory())
-               LastItem->IncrementCounter(recording->IsNew());
             }
+         if (LastDir)
+            LastDir->IncrementCounter(recording->IsNew());
          }
       }
-  free(LastItemText);
   if (Refresh)
      Display();
 }