// Creates a pretty commit message based on what has changed
private string FormatCommitMessage()
{
int count = 0;
string message = "";
PryanetGit git_status = new PryanetGit (LocalPath, "status --porcelain");
git_status.Start ();
while (!git_status.StandardOutput.EndOfStream) {
string line = git_status.StandardOutput.ReadLine ();
line = line.Trim ();
if (line.EndsWith (".empty") || line.EndsWith (".empty\""))
line = line.Replace (".empty", "");
if (line.StartsWith ("R")) {
string path = line.Substring (3, line.IndexOf (" -> ") - 3).Trim ("\"".ToCharArray ());
string moved_to_path = line.Substring (line.IndexOf (" -> ") + 4).Trim ("\"".ToCharArray ());
message += "< ‘" + EnsureSpecialCharacters (path) + "’\n";
message += "> ‘" + EnsureSpecialCharacters (moved_to_path) + "’\n";
} else {
if (line.StartsWith ("M")) {
message += "/";
} else if (line.StartsWith ("D")) {
message += "-";
} else {
message += "+";
}
string path = line.Substring (3).Trim ("\"".ToCharArray ());
message += " ‘" + EnsureSpecialCharacters (path) + "’\n";
}
count++;
if (count == 10) {
message += "...\n";
break;
}
}
git_status.StandardOutput.ReadToEnd ();
git_status.WaitForExit ();
if (string.IsNullOrWhiteSpace (message))
return null;
else
return message;
}
public override bool SyncDown()
{
PryanetGit git = new PryanetGit (LocalPath, "fetch --progress \"" + RemoteUrl + "\" " + this.branch);
git.StartInfo.RedirectStandardError = true;
git.Start ();
double percentage = 1.0;
while (!git.StandardError.EndOfStream) {
string line = git.StandardError.ReadLine ();
Match match = this.progress_regex.Match (line);
double speed = 0.0;
double number = 0.0;
if (match.Success) {
try {
number = double.Parse (match.Groups [1].Value, new CultureInfo ("en-US"));
} catch (FormatException) {
PryanetLogger.LogInfo ("Git", "Error parsing progress: \"" + match.Groups [1] + "\"");
}
// The fetching progress consists of two stages: the "Compressing
// objects" stage which we count as 20% of the total progress, and
// the "Receiving objects" stage which we count as the last 80%
if (line.StartsWith ("Compressing")) {
// "Compressing objects" stage
number = (number / 100 * 20);
} else {
// "Writing objects" stage
number = (number / 100 * 80 + 20);
Match speed_match = this.speed_regex.Match (line);
if (speed_match.Success) {
try {
speed = double.Parse (speed_match.Groups [1].Value, new CultureInfo ("en-US")) * 1024;
} catch (FormatException) {
PryanetLogger.LogInfo ("Git", "Error parsing speed: \"" + speed_match.Groups [1] + "\"");
}
if (speed_match.Groups [2].Value.Equals ("M"))
speed = speed * 1024;
}
}
} else {
PryanetLogger.LogInfo ("Git", Name + " | " + line);
if (FindError (line))
return false;
}
if (number >= percentage) {
percentage = number;
base.OnProgressChanged (percentage, speed);
}
}
git.WaitForExit ();
UpdateSizes ();
if (git.ExitCode == 0) {
if (Rebase ()) {
ClearCache ();
return true;
} else {
return false;
}
} else {
Error = ErrorStatus.HostUnreachable;
return false;
}
}
public override bool SyncUp()
{
if (!Add ()) {
Error = ErrorStatus.UnreadableFiles;
return false;
}
string message = FormatCommitMessage ();
if (message != null)
Commit (message);
if (this.use_git_bin) {
PryanetGitBin git_bin = new PryanetGitBin (LocalPath, "push");
git_bin.StartAndWaitForExit ();
// TODO: Progress
}
PryanetGit git = new PryanetGit (LocalPath, "push --progress \"" + RemoteUrl + "\" " + this.branch);
git.StartInfo.RedirectStandardError = true;
git.Start ();
double percentage = 1.0;
while (!git.StandardError.EndOfStream) {
string line = git.StandardError.ReadLine ();
Match match = this.progress_regex.Match (line);
double speed = 0.0;
double number = 0.0;
if (match.Success) {
try {
number = double.Parse (match.Groups [1].Value, new CultureInfo ("en-US"));
} catch (FormatException) {
PryanetLogger.LogInfo ("Git", "Error parsing progress: \"" + match.Groups [1] + "\"");
}
// The pushing progress consists of two stages: the "Compressing
// objects" stage which we count as 20% of the total progress, and
// the "Writing objects" stage which we count as the last 80%
if (line.StartsWith ("Compressing")) {
// "Compressing objects" stage
number = (number / 100 * 20);
} else {
// "Writing objects" stage
number = (number / 100 * 80 + 20);
Match speed_match = this.speed_regex.Match (line);
if (speed_match.Success) {
try {
speed = double.Parse (speed_match.Groups [1].Value, new CultureInfo ("en-US")) * 1024;
} catch (FormatException) {
PryanetLogger.LogInfo ("Git", "Error parsing speed: \"" + speed_match.Groups [1] + "\"");
}
if (speed_match.Groups [2].Value.Equals ("M"))
speed = speed * 1024;
}
}
} else {
PryanetLogger.LogInfo ("Git", Name + " | " + line);
if (FindError (line))
return false;
}
if (number >= percentage) {
percentage = number;
base.OnProgressChanged (percentage, speed);
}
}
git.WaitForExit ();
UpdateSizes ();
if (git.ExitCode == 0) {
ClearCache ();
string salt_file_path = new string [] { LocalPath, ".git", "salt" }.Combine ();
// If the repo is encrypted, create a branch to
// store the salt in and push it to the host
if (File.Exists (salt_file_path)) {
string salt = File.ReadAllText (salt_file_path).Trim ();
PryanetGit git_salt = new PryanetGit (LocalPath, "branch salt-" + salt);
git_salt.StartAndWaitForExit ();
git_salt = new PryanetGit (LocalPath, "push origin salt-" + salt);
git_salt.StartAndWaitForExit ();
File.Delete (salt_file_path);
}
return true;
} else {
Error = ErrorStatus.HostUnreachable;
return false;
}
}
public override void RestoreFile(string path, string revision, string target_file_path)
{
if (path == null)
throw new ArgumentNullException ("path");
if (revision == null)
throw new ArgumentNullException ("revision");
PryanetLogger.LogInfo ("Git", Name + " | Restoring \"" + path + "\" (revision " + revision + ")");
// git-show doesn't decrypt objects, so we can't use it to retrieve
// files from the index. This is a suboptimal workaround but it does the job
if (this.is_encrypted) {
// Restore the older file...
PryanetGit git = new PryanetGit (LocalPath, "checkout " + revision + " \"" + path + "\"");
git.StartAndWaitForExit ();
string local_file_path = Path.Combine (LocalPath, path);
// ...move it...
try {
File.Move (local_file_path, target_file_path);
} catch {
PryanetLogger.LogInfo ("Git",
Name + " | Could not move \"" + local_file_path + "\" to \"" + target_file_path + "\"");
}
// ...and restore the most recent revision
git = new PryanetGit (LocalPath, "checkout " + CurrentRevision + " \"" + path + "\"");
git.StartAndWaitForExit ();
// The correct way
} else {
path = path.Replace ("\"", "\\\"");
PryanetGit git = new PryanetGit (LocalPath, "show " + revision + ":\"" + path + "\"");
git.Start ();
FileStream stream = File.OpenWrite (target_file_path);
git.StandardOutput.BaseStream.CopyTo (stream);
stream.Close ();
git.WaitForExit ();
}
if (target_file_path.StartsWith (LocalPath))
new Thread (() => OnFileActivity (null)).Start ();
}
