private void Scan(DirectoryInfo dir, List <Regex> ignores, ProgressEstimator progress = null)
{
if (cancelScan)
{
return;
}
// never allow scanning of our own parity folder
if (Utils.PathsAreEqual(dir.FullName, config.ParityDir))
{
LogFile.Log("Warning: skipping " + dir.FullName + " because it is the parity folder.");
return;
}
Status = "Scanning " + dir.FullName;
if (scanProgress != null)
{
Progress = scanProgress.Progress;
}
DirectoryInfo[] subDirs;
try {
subDirs = dir.GetDirectories();
}
catch (Exception e) {
if (progress == null)
{
throw;
}
LogFile.Log("Warning: Could not enumerate subdirectories of {0}: {1}", dir.FullName, e.Message);
return;
}
FileInfo[] fileInfos;
try {
fileInfos = dir.GetFiles();
}
catch (Exception e) {
LogFile.Log("Warning: Could not enumerate files in {0}: {1}", dir.FullName, e.Message);
return;
}
ProgressEstimator folderProgress;
if (scanProgress == null)
{
scanProgress = new ProgressEstimator();
scanProgress.Reset(subDirs.Length);
folderProgress = scanProgress;
}
else
{
folderProgress = progress.BeginSubPhase(subDirs.Length);
}
foreach (DirectoryInfo d in subDirs)
{
if (cancelScan)
{
return;
}
if ((config.IgnoreHidden && (d.Attributes & FileAttributes.Hidden) != 0) ||
((d.Attributes & FileAttributes.System) != 0))
{
folderProgress.EndPhase();
continue;
}
string subDir = Path.Combine(dir.FullName, d.Name);
if (subDir.Length >= MAX_FOLDER)
{
LogFile.Log("Warning: skipping folder \"" + subDir + "\" because the path is too long.");
}
else
{
Scan(d, ignores, folderProgress);
}
folderProgress.EndPhase();
}
Progress = scanProgress.Progress;
string relativePath = Utils.StripRoot(root, dir.FullName);
foreach (FileInfo f in fileInfos)
{
if (cancelScan)
{
return;
}
// have to use Path.Combine here because accessing the f.FullName property throws
// an exception if the path is too long
string fullName = Path.Combine(dir.FullName, f.Name);
try {
if (fullName.Length >= MAX_PATH)
{
LogFile.Log("Warning: skipping file \"" + fullName + "\" because the path is too long");
continue;
}
if (f.Attributes == (FileAttributes)(-1))
{
continue;
}
if (config.IgnoreHidden && (f.Attributes & FileAttributes.Hidden) != 0)
{
continue;
}
if ((f.Attributes & FileAttributes.System) != 0)
{
continue;
}
bool ignore = false;
foreach (Regex regex in ignores)
{
if (regex.IsMatch(f.Name.ToLower()))
{
ignore = true;
break;
}
}
if (ignore)
{
if (LogFile.Verbose)
{
LogFile.Log("Skipping \"{0}\" because it matches an ignore", f.FullName);
}
ignoreCount++;
continue;
}
FileRecord r = new FileRecord(f, relativePath, this);
scanFiles.Add(r);
seenFileNames[r.Name.ToLower()] = r;
}
catch (Exception e) {
errorFiles.Add(fullName.ToLower());
FireErrorMessage(String.Format("Error scanning \"{0}\": {1}", fullName, e.Message));
}
}
}
private void Scan(DirectoryInfo dir, List<Regex> ignores, ProgressEstimator progress = null)
{
if (cancelScan)
return;
// never allow scanning of our own parity folder
if (Utils.PathsAreEqual(dir.FullName, config.ParityDir)) {
LogFile.Log("Warning: skipping " + dir.FullName + " because it is the parity folder.");
return;
}
Status = "Scanning " + dir.FullName;
if (scanProgress != null)
Progress = scanProgress.Progress;
DirectoryInfo[] subDirs;
try {
subDirs = dir.GetDirectories();
}
catch (Exception e) {
if (progress == null)
throw;
LogFile.Log("Warning: Could not enumerate subdirectories of {0}: {1}", dir.FullName, e.Message);
return;
}
FileInfo[] fileInfos;
try {
fileInfos = dir.GetFiles();
}
catch (Exception e) {
LogFile.Log("Warning: Could not enumerate files in {0}: {1}", dir.FullName, e.Message);
return;
}
ProgressEstimator folderProgress;
if (scanProgress == null) {
scanProgress = new ProgressEstimator();
scanProgress.Reset(subDirs.Length);
folderProgress = scanProgress;
}
else
folderProgress = progress.BeginSubPhase(subDirs.Length);
foreach (DirectoryInfo d in subDirs) {
if (cancelScan)
return;
if ((config.IgnoreHidden && (d.Attributes & FileAttributes.Hidden) != 0) ||
((d.Attributes & FileAttributes.System) != 0)) {
folderProgress.EndPhase();
continue;
}
string subDir = Path.Combine(dir.FullName, d.Name);
if (subDir.Length >= MAX_FOLDER)
LogFile.Log("Warning: skipping folder \"" + subDir + "\" because the path is too long.");
else
Scan(d, ignores, folderProgress);
folderProgress.EndPhase();
}
Progress = scanProgress.Progress;
string relativePath = Utils.StripRoot(root, dir.FullName);
foreach (FileInfo f in fileInfos) {
if (cancelScan)
return;
// have to use Path.Combine here because accessing the f.FullName property throws
// an exception if the path is too long
string fullName = Path.Combine(dir.FullName, f.Name);
try {
if (fullName.Length >= MAX_PATH) {
LogFile.Log("Warning: skipping file \"" + fullName + "\" because the path is too long");
continue;
}
if (f.Attributes == (FileAttributes)(-1))
continue;
if (config.IgnoreHidden && (f.Attributes & FileAttributes.Hidden) != 0)
continue;
if ((f.Attributes & FileAttributes.System) != 0)
continue;
bool ignore = false;
foreach (Regex regex in ignores)
if (regex.IsMatch(f.Name.ToLower())) {
ignore = true;
break;
}
if (ignore) {
if (LogFile.Verbose)
LogFile.Log("Skipping \"{0}\" because it matches an ignore", f.FullName);
ignoreCount++;
continue;
}
FileRecord r = new FileRecord(f, relativePath, this);
scanFiles.Add(r);
seenFileNames[r.Name.ToLower()] = r;
}
catch (Exception e) {
errorFiles.Add(fullName.ToLower());
FireErrorMessage(String.Format("Error scanning \"{0}\": {1}", fullName, e.Message));
}
}
}
