/// <summary>
/// Returns the symbol table formated as SDF.
/// </summary>
/// <returns></returns>
public string GetSymbolTable()
{
string path = s7pPath;
DotNetSiemensPLCToolBoxLibrary.Projectfiles.Step7ProjectV5 pr = new DotNetSiemensPLCToolBoxLibrary.Projectfiles.Step7ProjectV5(path, false, Encoding.GetEncoding(1252));
pr.ProjectLanguage = DotNetSiemensPLCToolBoxLibrary.DataTypes.MnemonicLanguage.English;
string symboltableSdf = "";
foreach (var blockfolder in pr.S7ProgrammFolders)
{
// Skip program folders without offline blocks in it.
if (blockfolder.BlocksOfflineFolder == null)
{
continue;
}
var blocksList = blockfolder.BlocksOfflineFolder.BlockInfos;
// Skip programs with less than 4 (arbitrary number) blocks.
if (blocksList.Count < 4)
{
continue;
}
var table = (DotNetSiemensPLCToolBoxLibrary.DataTypes.Projectfolders.Step7V5.SymbolTable)blockfolder.SymbolTable;
symboltableSdf = table.GetSymbolTableAsSdf();
}
return(symboltableSdf);
}
public List <string> getMLFBsfromProject(string path)
{
List <string> mlfbs = new List <string>();
DotNetSiemensPLCToolBoxLibrary.Projectfiles.Step7ProjectV5 pr =
new DotNetSiemensPLCToolBoxLibrary.Projectfiles.
Step7ProjectV5(path, false, encoding);
foreach (var cpufolder in pr.CPUFolders)
{
var mlfb = cpufolder.MLFB_OrderNumber;
mlfbs.Add(mlfb);
}
return(mlfbs);
}
/// <summary>
/// Returns the whole program as an awl (string).
/// Should return similar result as if all blocks are selected in
/// Simatic Step7 "Generate Source" symbolically, and ordered.
/// </summary>
/// <returns></returns>
public string getSourceAwl()
{
string path = s7pPath;
DotNetSiemensPLCToolBoxLibrary.Projectfiles.Step7ProjectV5 pr = new DotNetSiemensPLCToolBoxLibrary.Projectfiles.Step7ProjectV5(path, false, Encoding.GetEncoding(1252));
pr.ProjectLanguage = DotNetSiemensPLCToolBoxLibrary.DataTypes.MnemonicLanguage.English;
Dictionary <string, Srcblk> programBlocks = new Dictionary <string, Srcblk>();
Dictionary <string, IEnumerable <string> > allBlocksDependencies = new Dictionary <string, IEnumerable <string> >();
List <string> listOfBlockNames = new List <string>();
//Console.WriteLine("\n...Reading blocks...\n");
foreach (var blockfolder in pr.S7ProgrammFolders)
{
// Skip program folders without offline blocks in it.
if (blockfolder.BlocksOfflineFolder == null)
{
continue;
}
//var name = blockfolder.Name;
var blocksList = blockfolder.BlocksOfflineFolder.BlockInfos;
// Skip programs with less than 4 (arbitrary number) blocks.
if (blocksList.Count < 4)
{
continue;
}
var offlineBlocks = blockfolder.BlocksOfflineFolder;
foreach (var blockInfo in blocksList)
{
var blk = blockInfo.GetBlock();
if (!(blk.BlockType.Equals(DotNetSiemensPLCToolBoxLibrary.DataTypes.PLCBlockType.FC) ||
blk.BlockType.Equals(DotNetSiemensPLCToolBoxLibrary.DataTypes.PLCBlockType.FB) ||
blk.BlockType.Equals(DotNetSiemensPLCToolBoxLibrary.DataTypes.PLCBlockType.OB) ||
blk.BlockType.Equals(DotNetSiemensPLCToolBoxLibrary.DataTypes.PLCBlockType.UDT) ||
blk.BlockType.Equals(DotNetSiemensPLCToolBoxLibrary.DataTypes.PLCBlockType.DB)))
{
continue;
}
var dependencies = blk.Dependencies;
// Remove SFC/SFB dependencies.
dependencies = dependencies.Where(x => !(x.Contains("SFC") || x.Contains("SFB")));
var re = new Regex(@"(ARRAY [[0-9]+..[0-9]+] OF )");
// Remove any dependencies that matches with the above regex.
dependencies = dependencies.Select(x => re.Replace(x, string.Empty));
var depsArr = dependencies.ToArray();
var symbolic = true;
if (blk.BlockType.Equals(DotNetSiemensPLCToolBoxLibrary.DataTypes.PLCBlockType.UDT))
{
symbolic = false;
}
var awl = offlineBlocks.GetSourceBlock(blockInfo, symbolic);
var id = offlineBlocks.ID;
var srcblk = new Srcblk
{
name = blk.BlockType.ToString() + blk.BlockNumber,
awl = awl,
deps = depsArr,
sDeps = dependencies,
id = id
};
programBlocks.Add(srcblk.name, srcblk);
allBlocksDependencies.Add(srcblk.name, dependencies);
listOfBlockNames.Add(srcblk.name);
}
}
//Console.WriteLine("\n...Sorting...\n");
// Medallion sort topologically
// Prepare local function to be used to sort
IEnumerable <string> GetDependencies(string s) =>
allBlocksDependencies.TryGetValue(s, out var itemDependencies) ?
itemDependencies : Enumerable.Empty <string>();
// Order topologically
var sortedBlockNames = listOfBlockNames.OrderTopologicallyBy(
getDependencies: x => GetDependencies(x));
StringBuilder orderedAwl = new StringBuilder();
foreach (var blockName in sortedBlockNames)
{
orderedAwl.AppendLine(programBlocks[blockName].awl);
orderedAwl.AppendLine();
}
return(orderedAwl.ToString());
}