public static EngineParameter ParseParameter(string[] args)
{
string includePath = null;
string outputFile = null;
List<string> inputFileList = new List<string>();
for (int i = 0; i < args.Length; i++) {
if (args[i] == "-i") {
i++;
if (args.Length > i) {
includePath = args[i];
} else {
throw new Exception("Include path is not specified with switch -i");
}
} else
if (args[i] == "-o") {
i++;
if (args.Length > i) {
outputFile = args[i];
} else {
throw new Exception("Output file is not specified with switch -o");
}
} else
if (args[i] == "-p") {
i++;
if (args.Length > i) {
outputFile = args[i];
} else {
throw new Exception("Source File scan pattern is not specified with switch -p");
}
} else {
for (int j = i; j < args.Length; j++) {
inputFileList.Add(args[j]);
}
}
}
if (outputFile == null) {
throw new Exception("No output file specified.");
}
if (inputFileList.Count == 0) {
throw new Exception("No input file specified.");
}
EngineParameter param = new EngineParameter();
param.IncludePath = includePath;
param.OutputFile = outputFile;
param.InputFiles = inputFileList;
return param;
}
public static string Execute(EngineParameter param)
{
Dictionary<string, FileEntry> _entryTable = new Dictionary<string, FileEntry>();
List<string> allInputFiles = PathUtil.CheckAndConvertDirectoryToFiles(param.InputFiles,param.FilePattern);
//Create Graph
foreach (string inputFile in allInputFiles) {
CreateReferenceGraph(inputFile, param, null, _entryTable);
}
//Loop Reference Check
string foundLoopAt = null;
Dictionary<string,int> traverseBag = new Dictionary<string,int>();
foreach (string inputFile in allInputFiles) {
foundLoopAt = CheckLoopReference(inputFile, _entryTable, null, traverseBag);
if (foundLoopAt != null) {
break;
}
traverseBag.Clear();
}
if (foundLoopAt != null) {
throw new Exception("Found Loop Reference at " + foundLoopAt);
}
//Analyze Link By Adding Weight
foreach (string inputFile in allInputFiles) {
CalculateWeight(inputFile, 1, _entryTable);
}
//Sort File Entry
List<FileEntry> allEntry = new List<FileEntry>(_entryTable.Values);
allEntry.Sort();
//Generate Output
StringBuilder outputBuilder = new StringBuilder();
foreach (FileEntry entry in allEntry) {
string content = File.ReadAllText(entry.Path);
outputBuilder.AppendLine(content);
}
return outputBuilder.ToString();
}
private static void CreateReferenceGraph(string file, EngineParameter param, FileEntry referer, Dictionary<string, FileEntry> entryTable)
{
if (entryTable.ContainsKey(file)) {
if (referer != null) {
FileEntry referencedEntry = entryTable[file];
referer.ReferTo.Add(referencedEntry);
}
} else {
FileEntry entry = new FileEntry();
entry.Path = file;
entryTable[file] = entry;
if (referer != null) {
referer.ReferTo.Add(entry);
}
List<string> allReferenced = PathUtil.GrabAllReferenced(file, param.ReferencePrefix);
foreach (string aRef in allReferenced) {
string aRefFullPath = PathUtil.GetFullPath(file, aRef, param.IncludePath);
CreateReferenceGraph(aRefFullPath, param, entry, entryTable);
}
}
}