private S7Block FindBlockInProgram(KeyValuePair<String, Blocks> BlockToFind, S7Project ProjectS7, ref SimaticCache SimaticCache)
{
try
{
List<String> PathParts = (BlockToFind.Key.Split('\\')).ToList<String>();
// Trying fast method of findig the block
// Verify that project name is matches
if (ProjectS7.Name == PathParts[0])
{
// So far so good project seems to be a right one
// Get a station
S7Station station = (S7Station)ProjectS7.Stations[PathParts[1]];
if (station != null)
{
// Got a correct station
// There is an issue finding a rack by name, so for now assuming it's rack 0
S7Rack rack = (S7Rack)station.Racks[0];
if (rack != null)
{
// Got a rack
// For unknown reasons we can't search module by name, so for now assuming that CPU is module #2
S7Module module = (S7Module)rack.Modules[2];
if (module != null && module.Name == PathParts[2])
{
// Got a CPU module. Now we can find a corresponding program folder
S7Programs programs = (S7Programs)ProjectS7.Programs;
S7Program program = (S7Program)programs[module];
if (program != null && program.Name == PathParts[3])
{
// It should be a block subfolder in the program folder
S7SWItem blocksFolder = (S7SWItem)program.Next[PathParts[4]];
if (blocksFolder != null)
{
// Block folder is fine, return a block
return (S7Block)blocksFolder.Next[PathParts.Last()];
}
}
}
}
}
}
// Fall back to the old method
String BlocksFolderPath = BlockToFind.Key.Remove(BlockToFind.Key.LastIndexOf('\\'));
String ProgramFolderPath = BlocksFolderPath.Remove(BlocksFolderPath.LastIndexOf('\\'));
SimaticCacheUpdate(ProjectS7, ref SimaticCache);
var prgs = from ds in SimaticCache.dicProgramsLogPath where ds.Value.strProgramLogPath == ProgramFolderPath select ds;
if (prgs.Count() > 0)
{
var prg = prgs.First();
var blks = from ds in prg.Value.dicBlocksLogPath where ds.Value == BlocksFolderPath select ds;
if (blks.Count() > 0)
{
var blk = blks.First();
try
{
return (S7Block)ProjectS7.Programs[prg.Key].Next[blk.Key].Next[PathParts.Last()];
}
catch (Exception ex)
{
EventFire.Error("S7.FindBlockInProgram. Exception: " + ex.ToString());
return null;
}
}
}
}
catch (Exception err)
{
EventFire.Error(err.ToString());
}
// Can't find it
return null;
}
private void SimaticCacheUpdate(S7Project ProjectS7, ref SimaticCache SimaticCache)
{
try
{
// if dictionary is not populated
if (SimaticCache.dicProgramsLogPath.Count == 0)
{
for (int i = 1; i <= ProjectS7.Programs.Count; i++)
{
if (ProjectS7.Programs[i].Type == S7ProgramType.S7)
{
SimaticCache.dicProgramsLogPath.Add(i, new SimaticCache.SimaticBlocksCache());
//Debug.Print("SimaticCacheUpdate. Program: "+ i.ToString() + "; Before LogPath: " + DateTime.Now.ToLocalTime().ToString());
SimaticCache.dicProgramsLogPath[i].strProgramLogPath = ProjectS7.Programs[i].LogPath;
//Debug.Print("SimaticCacheUpdate. Program: " + i.ToString() + "; After LogPath: " + DateTime.Now.ToLocalTime().ToString());
for (int j = 1; j <= ProjectS7.Programs[i].Next.Count; j++)
{
SimaticCache.dicProgramsLogPath[i].dicBlocksLogPath.Add(j, ProjectS7.Programs[i].Next[j].LogPath);
}
}
}
}
}
catch (Exception err)
{
EventFire.Error(err.ToString());
}
}
private IS7Container FindBlockFolderInProgram(KeyValuePair<String, Blocks> FolderToFind, S7Project ProjectS7, ref SimaticCache SimaticCache)
{
try
{
List<String> PathParts = (FolderToFind.Key.Split('\\')).ToList<String>();
// Trying fast method of findig the block
S7Program program = FindProgramFolderFast(FolderToFind, ProjectS7);
if (program != null && program.Name == PathParts[3])
{
// It should be a block subfolder in the program folder
return (IS7Container)program.Next[PathParts[4]];
}
// Fall back to the old method
String BlocksFolderPath = FolderToFind.Key.Remove(FolderToFind.Key.LastIndexOf('\\'));
String ProgramFolderPath = BlocksFolderPath.Remove(BlocksFolderPath.LastIndexOf('\\'));
SimaticCacheUpdate(ProjectS7, ref SimaticCache);
var prgs = from ds in SimaticCache.dicProgramsLogPath where ds.Value.strProgramLogPath == ProgramFolderPath select ds;
if (prgs.Count() > 0)
{
var prg = prgs.First();
var blks = from ds in prg.Value.dicBlocksLogPath where ds.Value == BlocksFolderPath select ds;
if (blks.Count() > 0)
{
var blk = blks.First();
try
{
return (IS7Container)ProjectS7.Programs[prg.Key].Next[blk.Key];
}
catch (Exception ex)
{
EventFire.Error("S7.FindBlockFolderInProgram. Exception: " + ex.ToString());
return null;
}
}
}
}
catch (Exception err)
{
EventFire.Error(err.ToString());
}
// Can't find it
return null;
}
private S7Source FindCurrentSourceInProgram(S7Project ProjectS7, ref SimaticCache SimaticCache)
{
try
{
return FindSourceInProgram(CurrentBlock, ProjectS7, ref SimaticCache);
}
catch (Exception err)
{
EventFire.Error(err.ToString());
}
return null;
}