When retrying post processing don't attempt to download existing par2 files again.

sabnzbd/newsunpack.py

@@ -951,8 +951,8 @@ def PAR_Verify(parfile, parfile_nzf, nzo, setname, joinables, classic=False):
             # Skip empty lines
             if line == '':
                 continue
-            
-            if 'Repairing:' not in line:            
+
+            if 'Repairing:' not in line:
                 lines.append(line)
 
             # And off we go
@@ -1060,7 +1060,7 @@ def PAR_Verify(parfile, parfile_nzf, nzo, setname, joinables, classic=False):
                         if extrapar_list:
                             new_nzf = extrapar_list.pop()
                             nzo.add_parfile(new_nzf)
-                            extrapars.remove(new_nzf)
+                            if new_nzf in extrapars: extrapars.remove(new_nzf)
                             added_blocks += block_size
 
                         else:

sabnzbd/nzbstuff.py

@@ -942,6 +942,7 @@ class NzbObject(TryList):
                 self.files_table[nzf.nzf_id] = nzf
                 self.bytes += nzf.bytes
                 nzf.filename = filename
+                nzf.completed = True
                 self.handle_par2(nzf, file_done=True)
                 self.remove_nzf(nzf)
                 logging.info('File %s added to job', filename)