public override void RevertFile(string path, string revision)
{
if (path == null)
{
throw new ArgumentNullException("path");
}
if (revision == null)
{
throw new ArgumentNullException("revision");
}
path = path.Replace("\\", "/");
SparkleGit git = new SparkleGit(LocalPath, "checkout " + revision + " \"" + path + "\"");
git.StartAndWaitForExit();
if (git.ExitCode == 0)
{
SparkleLogger.LogInfo("Git", Name + " | Checked out \"" + path + "\" (" + revision + ")");
}
else
{
SparkleLogger.LogInfo("Git", Name + " | Failed to check out \"" + path + "\" (" + revision + ")");
}
}
// Merges the fetched changes
private void Rebase()
{
if (HasLocalChanges)
{
Add();
string commit_message = FormatCommitMessage();
Commit(commit_message);
}
SparkleGit git = new SparkleGit(LocalPath, "rebase FETCH_HEAD");
git.StartInfo.RedirectStandardOutput = false;
git.Start();
git.WaitForExit();
if (git.ExitCode != 0)
{
SparkleHelpers.DebugInfo("Git", "[" + Name + "] Conflict detected, trying to get out...");
while (HasLocalChanges)
{
ResolveConflict();
}
SparkleHelpers.DebugInfo("Git", "[" + Name + "] Conflict resolved");
OnConflictResolved();
}
}
public SparkleRepo(string path, SparkleConfig config) : base(path, config)
{
SparkleGit git = new SparkleGit(LocalPath, "config core.ignorecase false");
git.StartAndWaitForExit();
// Check if we should use git-bin
git = new SparkleGit(LocalPath, "config --get filter.bin.clean");
git.StartAndWaitForExit();
this.use_git_bin = (git.ExitCode == 0);
if (this.use_git_bin)
{
ConfigureGitBin();
}
git = new SparkleGit(LocalPath, "config remote.origin.url \"" + RemoteUrl + "\"");
git.StartAndWaitForExit();
string password_file_path = Path.Combine(LocalPath, ".git", "password");
if (File.Exists(password_file_path))
{
this.is_encrypted = true;
}
}
private void InstallConfiguration()
{
string [] settings = new string [] {
"core.quotepath false", // Don't quote "unusual" characters in path names
"core.ignorecase false", // Be case sensitive explicitly to work on Mac
"core.filemode false", // Ignore permission changes
"core.autocrlf false", // Don't change file line endings
"core.precomposeunicode true", // Use the same Unicode form on all filesystems
"core.safecrlf false",
"core.excludesfile \"\"",
"core.packedGitLimit 128m", // Some memory limiting options
"core.packedGitWindowSize 128m",
"pack.deltaCacheSize 128m",
"pack.packSizeLimit 128m",
"pack.windowMemory 128m",
"push.default matching"
};
foreach (string setting in settings)
{
SparkleGit git_config = new SparkleGit(TargetFolder, "config " + setting);
git_config.StartAndWaitForExit();
}
if (this.use_git_bin)
{
InstallGitBinConfiguration();
}
}
// Merges the fetched changes
private void Rebase()
{
if (HasLocalChanges)
{
Add();
string commit_message = FormatCommitMessage();
Commit(commit_message);
}
SparkleGit git = new SparkleGit(LocalPath, "rebase FETCH_HEAD");
git.StartInfo.RedirectStandardOutput = false;
git.StartAndWaitForExit();
if (git.ExitCode != 0)
{
SparkleLogger.LogInfo("Git", Name + " | Conflict detected, trying to get out...");
while (HasLocalChanges)
{
try {
ResolveConflict();
} catch (IOException e) {
SparkleLogger.LogInfo("Git",
Name + " | Failed to resolve conflict, trying again... (" + e.Message + ")");
}
}
SparkleLogger.LogInfo("Git", Name + " | Conflict resolved");
OnConflictResolved();
}
}
public override void EnableFetchedRepoCrypto(string password)
{
// Set up the encryption filter
SparkleGit git_config_smudge = new SparkleGit(TargetFolder,
"config filter.encryption.smudge \"openssl enc -d -aes-256-cbc -base64 -S " + this.crypto_salt +
" -pass file:.git/info/encryption_password\"");
SparkleGit git_config_clean = new SparkleGit(TargetFolder,
"config filter.encryption.clean \"openssl enc -e -aes-256-cbc -base64 -S " + this.crypto_salt +
" -pass file:.git/info/encryption_password\"");
git_config_smudge.StartAndWaitForExit();
git_config_clean.StartAndWaitForExit();
// Pass all files through the encryption filter
string git_attributes_file_path = new string [] { TargetFolder, ".git", "info", "attributes" }.Combine();
File.WriteAllText(git_attributes_file_path, "\n* filter=encryption");
// Store the password
string password_file_path = new string [] { TargetFolder, ".git", "info", "encryption_password" }.Combine();
if (this.crypto_password_is_hashed)
{
File.WriteAllText(password_file_path, password.SHA256(this.crypto_salt));
}
else
{
File.WriteAllText(password_file_path, password);
}
}
private List <SparkleChange> ParseStatus()
{
List <SparkleChange> changes = new List <SparkleChange> ();
SparkleGit git_status = new SparkleGit(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", "");
}
SparkleChange change;
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());
change = new SparkleChange()
{
Type = SparkleChangeType.Moved,
Path = EnsureSpecialCharacters(path),
MovedToPath = EnsureSpecialCharacters(moved_to_path)
};
}
else
{
string path = line.Substring(2).Trim("\" ".ToCharArray());
change = new SparkleChange()
{
Path = EnsureSpecialCharacters(path)
};
change.Type = SparkleChangeType.Added;
if (line.StartsWith("M"))
{
change.Type = SparkleChangeType.Edited;
}
else if (line.StartsWith("D"))
{
change.Type = SparkleChangeType.Deleted;
}
}
changes.Add(change);
}
git_status.StandardOutput.ReadToEnd();
git_status.WaitForExit();
return(changes);
}
// Stages the made changes
private bool Add()
{
SparkleGit git = new SparkleGit(LocalPath, "add --all");
git.StartAndWaitForExit();
return(git.ExitCode == 0);
}
// Stages the made changes
private void Add()
{
SparkleGit git = new SparkleGit(LocalPath, "add --all");
git.StartAndWaitForExit();
SparkleLogger.LogInfo("Git", Name + " | Changes staged");
}
// Creates a pretty commit message based on what has changed
private string FormatCommitMessage()
{
int count = 0;
string message = "";
SparkleGit git_status = new SparkleGit(LocalPath, "status --porcelain");
git_status.Start();
while (!git_status.StandardOutput.EndOfStream)
{
string line = git_status.StandardOutput.ReadLine();
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();
return(message);
}
// Stages the made changes
private void Add()
{
SparkleGit git = new SparkleGit(LocalPath, "add --all");
git.Start();
git.WaitForExit();
SparkleHelpers.DebugInfo("Git", "[" + Name + "] Changes staged");
}
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");
}
SparkleLogger.LogInfo("Git", Name + " | Restoring \"" + path + "\" (revision " + revision + ")");
// FIXME: 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...
SparkleGit git = new SparkleGit(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 {
SparkleLogger.LogInfo("Git",
Name + " | Could not move \"" + local_file_path + "\" to \"" + target_file_path + "\"");
}
// ...and restore the most recent revision
git = new SparkleGit(LocalPath, "checkout " + CurrentRevision + " \"" + path + "\"");
git.StartAndWaitForExit();
// The correct way
}
else
{
path = path.Replace("\"", "\\\"");
SparkleGit git = new SparkleGit(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();
}
}
public override void Complete()
{
if (!IsFetchedRepoEmpty)
{
SparkleGit git = new SparkleGit(TargetFolder, "checkout --quiet HEAD");
git.StartAndWaitForExit();
}
base.Complete();
}
public override bool IsFetchedRepoPasswordCorrect(string password)
{
string password_check_file_path = Path.Combine(TargetFolder, ".sparkleshare");
if (!File.Exists(password_check_file_path))
{
SparkleGit git = new SparkleGit(TargetFolder, "show HEAD:.sparkleshare");
git.Start();
// Reading the standard output HAS to go before
// WaitForExit, or it will hang forever on output > 4096 bytes
string output = git.StandardOutput.ReadToEnd();
git.WaitForExit();
if (git.ExitCode != 0)
{
return(false);
}
else
{
File.WriteAllText(password_check_file_path, output);
}
}
Process process = new Process()
{
EnableRaisingEvents = true
};
process.StartInfo.WorkingDirectory = TargetFolder;
process.StartInfo.UseShellExecute = false;
process.StartInfo.RedirectStandardOutput = true;
process.StartInfo.CreateNoWindow = true;
process.StartInfo.FileName = "openssl";
process.StartInfo.Arguments = "enc -d -aes-256-cbc -base64 -S " + this.crypto_salt +
" -pass pass:\"" + password + "\" -in " + password_check_file_path;
process.Start();
// Reading the standard output HAS to go before
// WaitForExit, or it will hang forever on output > 4096 bytes
process.StandardOutput.ReadToEnd();
process.WaitForExit();
if (process.ExitCode == 0)
{
File.Delete(password_check_file_path);
return(true);
}
else
{
return(false);
}
}
// Commits the made changes
private void Commit(string message)
{
SparkleGit git = new SparkleGit(LocalPath,
"commit -m \"" + message + "\" " +
"--author=\"" + SparkleConfig.DefaultConfig.User.Name +
" <" + SparkleConfig.DefaultConfig.User.Email + ">\"");
git.Start();
git.StandardOutput.ReadToEnd();
git.WaitForExit();
SparkleHelpers.DebugInfo("Commit", "[" + Name + "] " + message);
}
public void InstallGitBinConfiguration()
{
string [] settings = new string [] {
"core.bigFileThreshold 1024g",
"filter.bin.clean \"git bin clean %f\"",
"filter.bin.smudge \"git bin smudge\""
};
foreach (string setting in settings)
{
SparkleGit git_config = new SparkleGit(TargetFolder, "config " + setting);
git_config.StartAndWaitForExit();
}
}
public override bool IsFetchedRepoPasswordCorrect(string password)
{
string password_check_file_path = Path.Combine(TargetFolder, ".sparkleshare");
if (!File.Exists(password_check_file_path))
{
SparkleGit git = new SparkleGit(TargetFolder, "show HEAD:.sparkleshare");
string output = git.StartAndReadStandardOutput();
if (git.ExitCode == 0)
{
File.WriteAllText(password_check_file_path, output);
}
else
{
return(false);
}
}
Process process = new Process();
process.EnableRaisingEvents = true;
process.StartInfo.WorkingDirectory = TargetFolder;
process.StartInfo.UseShellExecute = false;
process.StartInfo.RedirectStandardOutput = true;
process.StartInfo.RedirectStandardInput = true;
process.StartInfo.CreateNoWindow = true;
process.StartInfo.FileName = "openssl";
process.StartInfo.Arguments = "enc -d -aes-256-cbc -base64 -pass stdin " +
"-in \"" + password_check_file_path + "\"";
SparkleLogger.LogInfo("Cmd | " + System.IO.Path.GetFileName(process.StartInfo.WorkingDirectory),
System.IO.Path.GetFileName(process.StartInfo.FileName) + " " + process.StartInfo.Arguments);
process.Start();
process.StandardInput.WriteLine(password);
process.WaitForExit();
if (process.ExitCode == 0)
{
File.Delete(password_check_file_path);
return(true);
}
else
{
return(false);
}
}
private void ConfigureGitBin()
{
SparkleGit git = new SparkleGit(LocalPath, "config filter.bin.clean \"git bin clean %f\"");
git.StartAndWaitForExit();
git = new SparkleGit(LocalPath, "config filter.bin.smudge \"git bin smudge\"");
git.StartAndWaitForExit();
git = new SparkleGit(LocalPath, "config git-bin.sftpUrl \"" + RemoteUrl + "\"");
git.StartAndWaitForExit();
git = new SparkleGit(LocalPath, "config git-bin.sftpPrivateKeyFile \"" + base.local_config.User.PrivateKeyFilePath + "\"");
git.StartAndWaitForExit();
}
public override void Complete()
{
if (IsFetchedRepoEmpty)
{
return;
}
SparkleGit git = new SparkleGit(TargetFolder, "checkout HEAD");
git.Start();
// Reading the standard output HAS to go before
// WaitForExit, or it will hang forever on output > 4096 bytes
git.StandardOutput.ReadToEnd();
git.WaitForExit();
}
public SparkleRepo(string path, SparkleConfig config) : base(path, config)
{
SparkleGit git = new SparkleGit(LocalPath, "config --get filter.bin.clean");
git.Start();
git.WaitForExit();
this.use_git_bin = (git.ExitCode == 0);
string rebase_apply_path = new string [] { LocalPath, ".git", "rebase-apply" }.Combine();
if (Directory.Exists(rebase_apply_path))
{
git = new SparkleGit(LocalPath, "rebase --abort");
git.StartAndWaitForExit();
}
}
public void InstallGitBinConfiguration()
{
string [] settings = new string [] {
"core.bigFileThreshold 8g",
"filter.bin.clean \"git bin clean %f\"",
"filter.bin.smudge \"git bin smudge\"",
"git-bin.chunkSize 1m",
"git-bin.s3bucket \"your bucket name\"",
"git-bin.s3key \"your key\"",
"git-bin.s3secretKey \"your secret key\""
};
foreach (string setting in settings)
{
SparkleGit git_config = new SparkleGit(TargetFolder, "config " + setting);
git_config.StartAndWaitForExit();
}
}
private void AddWarnings()
{
if (this.warnings.Count > 0)
{
return;
}
SparkleGit git = new SparkleGit(TargetFolder, "config --global core.excludesfile");
string output = git.StartAndReadStandardOutput();
if (string.IsNullOrEmpty(output))
{
return;
}
else
{
this.warnings.Add("You seem to have a system wide ‘gitignore’ file, this may affect SparkleShare files.");
}
}
// Commits the made changes
private void Commit(string message)
{
SparkleGit git;
if (!this.user_is_set)
{
git = new SparkleGit(LocalPath, "config user.name \"" + base.local_config.User.Name + "\"");
git.StartAndWaitForExit();
git = new SparkleGit(LocalPath, "config user.email \"" + base.local_config.User.Email + "\"");
git.StartAndWaitForExit();
this.user_is_set = true;
}
git = new SparkleGit(LocalPath, "commit --all --message=\"" + message + "\" " +
"--author=\"" + base.local_config.User.Name + " <" + base.local_config.User.Email + ">\"");
git.StartAndReadStandardOutput();
}
public SparkleRepo(string path, SparkleConfig config) : base(path, config)
{
// TODO: Set git locale to en-US
SparkleGit git = new SparkleGit(LocalPath, "config --get filter.bin.clean");
git.StartAndWaitForExit();
this.use_git_bin = (git.ExitCode == 0);
git = new SparkleGit(LocalPath, "config remote.origin.url \"" + RemoteUrl + "\"");
git.StartAndWaitForExit();
string rebase_apply_path = new string [] { LocalPath, ".git", "rebase-apply" }.Combine();
if (Directory.Exists(rebase_apply_path))
{
git = new SparkleGit(LocalPath, "rebase --abort");
git.StartAndWaitForExit();
}
}
// Creates a pretty commit message based on what has changed
private string FormatCommitMessage()
{
List <string> Added = new List <string> ();
List <string> Modified = new List <string> ();
List <string> Removed = new List <string> ();
string file_name = "";
string message = "";
SparkleGit git_status = new SparkleGit(LocalPath, "status --porcelain");
git_status.Start();
// Reading the standard output HAS to go before
// WaitForExit, or it will hang forever on output > 4096 bytes
string output = git_status.StandardOutput.ReadToEnd().Trim("\n".ToCharArray());
git_status.WaitForExit();
string [] lines = output.Split("\n".ToCharArray());
foreach (string line in lines)
{
if (line.StartsWith("A"))
{
Added.Add(line.Substring(3));
}
else if (line.StartsWith("M"))
{
Modified.Add(line.Substring(3));
}
else if (line.StartsWith("D"))
{
Removed.Add(line.Substring(3));
}
else if (line.StartsWith("R"))
{
Removed.Add(line.Substring(3, (line.IndexOf(" -> ") - 3)));
Added.Add(line.Substring(line.IndexOf(" -> ") + 4));
}
}
int count = 0;
int max_count = 20;
string n = Environment.NewLine;
foreach (string added in Added)
{
file_name = added.Trim("\"".ToCharArray());
if (file_name.EndsWith(".empty"))
{
file_name = file_name.Substring(0, file_name.Length - 6);
}
message += "+ ‘" + file_name + "’" + n;
count++;
if (count == max_count)
{
return(message + "...");
}
}
foreach (string modified in Modified)
{
file_name = modified.Trim("\"".ToCharArray());
if (file_name.EndsWith(".empty"))
{
continue;
}
message += "/ ‘" + file_name + "’" + n;
count++;
if (count == max_count)
{
return(message + "...");
}
}
foreach (string removed in Removed)
{
file_name = removed.Trim("\"".ToCharArray());
if (file_name.EndsWith(".empty"))
{
file_name = file_name.Substring(0, file_name.Length - 6);
}
message += "- ‘" + file_name + "’" + n;
count++;
if (count == max_count)
{
return(message + "..." + n);
}
}
message = message.Replace("\"", "");
return(message.TrimEnd());
}
// Returns a list of the latest change sets
public override List <SparkleChangeSet> GetChangeSets(int count)
{
if (count < 1)
{
count = 30;
}
count = 150;
List <SparkleChangeSet> change_sets = new List <SparkleChangeSet> ();
SparkleGit git_log = new SparkleGit(LocalPath,
"log -" + count + " --raw -M --date=iso --format=medium --no-color --no-merges");
git_log.Start();
// Reading the standard output HAS to go before
// WaitForExit, or it will hang forever on output > 4096 bytes
string output = git_log.StandardOutput.ReadToEnd();
git_log.WaitForExit();
string [] lines = output.Split("\n".ToCharArray());
List <string> entries = new List <string> ();
int line_number = 0;
bool first_pass = true;
string entry = "", last_entry = "";
foreach (string line in lines)
{
if (line.StartsWith("commit") && !first_pass)
{
entries.Add(entry);
entry = "";
line_number = 0;
}
else
{
first_pass = false;
}
// Only parse 250 files to prevent memory issues
if (line_number < 254)
{
entry += line + "\n";
line_number++;
}
last_entry = entry;
}
entries.Add(last_entry);
Regex merge_regex = new Regex(@"commit ([a-z0-9]{40})\n" +
"Merge: .+ .+\n" +
"Author: (.+) <(.+)>\n" +
"Date: ([0-9]{4})-([0-9]{2})-([0-9]{2}) " +
"([0-9]{2}):([0-9]{2}):([0-9]{2}) .([0-9]{4})\n" +
"*", RegexOptions.Compiled);
Regex non_merge_regex = new Regex(@"commit ([a-z0-9]{40})\n" +
"Author: (.+) <(.+)>\n" +
"Date: ([0-9]{4})-([0-9]{2})-([0-9]{2}) " +
"([0-9]{2}):([0-9]{2}):([0-9]{2}) (.[0-9]{4})\n" +
"*", RegexOptions.Compiled);
foreach (string log_entry in entries)
{
Regex regex;
bool is_merge_commit = false;
if (log_entry.Contains("\nMerge: "))
{
regex = merge_regex;
is_merge_commit = true;
}
else
{
regex = non_merge_regex;
}
Match match = regex.Match(log_entry);
if (match.Success)
{
SparkleChangeSet change_set = new SparkleChangeSet();
change_set.Folder = new SparkleFolder(Name);
change_set.Revision = match.Groups [1].Value;
change_set.User = new SparkleUser(match.Groups [2].Value, match.Groups [3].Value);
change_set.IsMagical = is_merge_commit;
change_set.RemoteUrl = RemoteUrl;
change_set.Timestamp = new DateTime(int.Parse(match.Groups [4].Value),
int.Parse(match.Groups [5].Value), int.Parse(match.Groups [6].Value),
int.Parse(match.Groups [7].Value), int.Parse(match.Groups [8].Value),
int.Parse(match.Groups [9].Value));
string time_zone = match.Groups [10].Value;
int our_offset = TimeZone.CurrentTimeZone.GetUtcOffset(DateTime.Now).Hours;
int their_offset = int.Parse(time_zone.Substring(0, 3));
change_set.Timestamp = change_set.Timestamp.AddHours(their_offset * -1);
change_set.Timestamp = change_set.Timestamp.AddHours(our_offset);
string [] entry_lines = log_entry.Split("\n".ToCharArray());
foreach (string entry_line in entry_lines)
{
if (entry_line.StartsWith(":"))
{
string change_type = entry_line [37].ToString();
string file_path = entry_line.Substring(39);
string to_file_path;
if (file_path.EndsWith(".empty"))
{
file_path = file_path.Substring(0,
file_path.Length - ".empty".Length);
}
if (file_path.Equals(".sparkleshare"))
{
continue;
}
if (change_type.Equals("A"))
{
change_set.Changes.Add(
new SparkleChange()
{
Path = file_path,
Timestamp = change_set.Timestamp,
Type = SparkleChangeType.Added
}
);
}
else if (change_type.Equals("M"))
{
change_set.Changes.Add(
new SparkleChange()
{
Path = file_path,
Timestamp = change_set.Timestamp,
Type = SparkleChangeType.Edited
}
);
}
else if (change_type.Equals("D"))
{
change_set.Changes.Add(
new SparkleChange()
{
Path = file_path,
Timestamp = change_set.Timestamp,
Type = SparkleChangeType.Deleted
}
);
}
else if (change_type.Equals("R"))
{
int tab_pos = entry_line.LastIndexOf("\t");
file_path = entry_line.Substring(42, tab_pos - 42);
to_file_path = entry_line.Substring(tab_pos + 1);
if (file_path.EndsWith(".empty"))
{
file_path = file_path.Substring(0, file_path.Length - 6);
}
if (to_file_path.EndsWith(".empty"))
{
to_file_path = to_file_path.Substring(0, to_file_path.Length - 6);
}
change_set.Changes.Add(
new SparkleChange()
{
Path = file_path,
MovedPath = to_file_path,
Timestamp = change_set.Timestamp,
Type = SparkleChangeType.Moved
}
);
}
}
}
if (change_set.Changes.Count > 0)
{
if (change_sets.Count > 0)
{
SparkleChangeSet last_change_set = change_sets [change_sets.Count - 1];
if (change_set.Timestamp.Year == last_change_set.Timestamp.Year &&
change_set.Timestamp.Month == last_change_set.Timestamp.Month &&
change_set.Timestamp.Day == last_change_set.Timestamp.Day &&
change_set.User.Name.Equals(last_change_set.User.Name))
{
last_change_set.Changes.AddRange(change_set.Changes);
if (DateTime.Compare(last_change_set.Timestamp, change_set.Timestamp) < 1)
{
last_change_set.FirstTimestamp = last_change_set.Timestamp;
last_change_set.Timestamp = change_set.Timestamp;
last_change_set.Revision = change_set.Revision;
}
else
{
last_change_set.FirstTimestamp = change_set.Timestamp;
}
}
else
{
change_sets.Add(change_set);
}
}
else
{
change_sets.Add(change_set);
}
}
}
}
return(change_sets);
}
private void ResolveConflict()
{
// This is a list of conflict status codes that Git uses, their
// meaning, and how SparkleShare should handle them.
//
// DD unmerged, both deleted -> Do nothing
// AU unmerged, added by us -> Use theirs, save ours as a timestamped copy
// UD unmerged, deleted by them -> Use ours
// UA unmerged, added by them -> Use theirs, save ours as a timestamped copy
// DU unmerged, deleted by us -> Use theirs
// AA unmerged, both added -> Use theirs, save ours as a timestamped copy
// UU unmerged, both modified -> Use theirs, save ours as a timestamped copy
// ?? unmerged, new files -> Stage the new files
//
// Note that a rebase merge works by replaying each commit from the working branch on
// top of the upstream branch. Because of this, when a merge conflict happens the
// side reported as 'ours' is the so-far rebased series, starting with upstream,
// and 'theirs' is the working branch. In other words, the sides are swapped.
//
// So: 'ours' means the 'server's version' and 'theirs' means the 'local version'
SparkleGit git_status = new SparkleGit(LocalPath, "status --porcelain");
git_status.Start();
// Reading the standard output HAS to go before
// WaitForExit, or it will hang forever on output > 4096 bytes
string output = git_status.StandardOutput.ReadToEnd().TrimEnd();
git_status.WaitForExit();
string [] lines = output.Split("\n".ToCharArray());
foreach (string line in lines)
{
string conflicting_path = line.Substring(3);
conflicting_path = conflicting_path.Trim("\"".ToCharArray());
SparkleHelpers.DebugInfo("Git", "[" + Name + "] Conflict type: " + line);
// Both the local and server version have been modified
if (line.StartsWith("UU") || line.StartsWith("AA") ||
line.StartsWith("AU") || line.StartsWith("UA"))
{
// Recover local version
SparkleGit git_theirs = new SparkleGit(LocalPath,
"checkout --theirs \"" + conflicting_path + "\"");
git_theirs.Start();
git_theirs.WaitForExit();
// Append a timestamp to local version.
// Windows doesn't allow colons in the file name, so
// we use "h" between the hours and minutes instead.
string timestamp = DateTime.Now.ToString("MMM d H\\hmm");
string their_path = Path.GetFileNameWithoutExtension(conflicting_path) +
" (" + SparkleConfig.DefaultConfig.User.Name + ", " + timestamp + ")" + Path.GetExtension(conflicting_path);
string abs_conflicting_path = Path.Combine(LocalPath, conflicting_path);
string abs_their_path = Path.Combine(LocalPath, their_path);
File.Move(abs_conflicting_path, abs_their_path);
// Recover server version
SparkleGit git_ours = new SparkleGit(LocalPath,
"checkout --ours \"" + conflicting_path + "\"");
git_ours.Start();
git_ours.WaitForExit();
Add();
SparkleGit git_rebase_continue = new SparkleGit(LocalPath, "rebase --continue");
git_rebase_continue.Start();
git_rebase_continue.WaitForExit();
// The local version has been modified, but the server version was removed
}
else if (line.StartsWith("DU"))
{
// The modified local version is already in the
// checkout, so it just needs to be added.
//
// We need to specifically mention the file, so
// we can't reuse the Add () method
SparkleGit git_add = new SparkleGit(LocalPath,
"add \"" + conflicting_path + "\"");
git_add.Start();
git_add.WaitForExit();
SparkleGit git_rebase_continue = new SparkleGit(LocalPath, "rebase --continue");
git_rebase_continue.Start();
git_rebase_continue.WaitForExit();
// The server version has been modified, but the local version was removed
}
else if (line.StartsWith("UD"))
{
// We can just skip here, the server version is
// already in the checkout
SparkleGit git_rebase_skip = new SparkleGit(LocalPath, "rebase --skip");
git_rebase_skip.Start();
git_rebase_skip.WaitForExit();
// New local files
}
else
{
Add();
SparkleGit git_rebase_continue = new SparkleGit(LocalPath, "rebase --continue");
git_rebase_continue.Start();
git_rebase_continue.WaitForExit();
}
}
}
private List <SparkleChangeSet> GetChangeSetsInternal(string path)
{
List <SparkleChangeSet> change_sets = new List <SparkleChangeSet> ();
SparkleGit git;
if (path == null)
{
git = new SparkleGit(LocalPath, "log --since=1.month --raw --find-renames --date=iso " +
"--format=medium --no-color --no-merges");
}
else
{
path = path.Replace("\\", "/");
git = new SparkleGit(LocalPath, "log --raw --find-renames --date=iso " +
"--format=medium --no-color --no-merges -- \"" + path + "\"");
}
string output = git.StartAndReadStandardOutput();
string [] lines = output.Split("\n".ToCharArray());
List <string> entries = new List <string> ();
int line_number = 0;
bool first_pass = true;
string entry = "", last_entry = "";
foreach (string line in lines)
{
if (line.StartsWith("commit") && !first_pass)
{
entries.Add(entry);
entry = "";
line_number = 0;
}
else
{
first_pass = false;
}
// Only parse 250 files to prevent memory issues
if (line_number < 254)
{
entry += line + "\n";
line_number++;
}
last_entry = entry;
}
entries.Add(last_entry);
foreach (string log_entry in entries)
{
Match match = this.log_regex.Match(log_entry);
if (match.Success)
{
SparkleChangeSet change_set = new SparkleChangeSet();
change_set.Folder = new SparkleFolder(Name);
change_set.Revision = match.Groups [1].Value;
change_set.User = new SparkleUser(match.Groups [2].Value, match.Groups [3].Value);
change_set.RemoteUrl = RemoteUrl;
change_set.Timestamp = new DateTime(int.Parse(match.Groups [4].Value),
int.Parse(match.Groups [5].Value), int.Parse(match.Groups [6].Value),
int.Parse(match.Groups [7].Value), int.Parse(match.Groups [8].Value),
int.Parse(match.Groups [9].Value));
string time_zone = match.Groups [10].Value;
int our_offset = TimeZone.CurrentTimeZone.GetUtcOffset(DateTime.Now).Hours;
int their_offset = int.Parse(time_zone.Substring(0, 3));
change_set.Timestamp = change_set.Timestamp.AddHours(their_offset * -1);
change_set.Timestamp = change_set.Timestamp.AddHours(our_offset);
string [] entry_lines = log_entry.Split("\n".ToCharArray());
foreach (string entry_line in entry_lines)
{
if (entry_line.StartsWith(":"))
{
string type_letter = entry_line [37].ToString();
string file_path = entry_line.Substring(39);
bool change_is_folder = false;
if (file_path.Equals(".sparkleshare"))
{
continue;
}
if (file_path.EndsWith(".empty"))
{
file_path = file_path.Substring(0, file_path.Length - ".empty".Length);
change_is_folder = true;
}
file_path = EnsureSpecialCharacters(file_path);
file_path = file_path.Replace("\\\"", "\"");
if (type_letter.Equals("R"))
{
int tab_pos = entry_line.LastIndexOf("\t");
file_path = entry_line.Substring(42, tab_pos - 42);
string to_file_path = entry_line.Substring(tab_pos + 1);
file_path = EnsureSpecialCharacters(file_path);
to_file_path = EnsureSpecialCharacters(to_file_path);
file_path = file_path.Replace("\\\"", "\"");
to_file_path = to_file_path.Replace("\\\"", "\"");
if (file_path.EndsWith(".empty"))
{
file_path = file_path.Substring(0, file_path.Length - 6);
change_is_folder = true;
}
if (to_file_path.EndsWith(".empty"))
{
to_file_path = to_file_path.Substring(0, to_file_path.Length - 6);
change_is_folder = true;
}
change_set.Changes.Add(
new SparkleChange()
{
Path = file_path,
IsFolder = change_is_folder,
MovedToPath = to_file_path,
Timestamp = change_set.Timestamp,
Type = SparkleChangeType.Moved
}
);
}
else
{
SparkleChangeType change_type = SparkleChangeType.Added;
if (type_letter.Equals("M"))
{
change_type = SparkleChangeType.Edited;
}
else if (type_letter.Equals("D"))
{
change_type = SparkleChangeType.Deleted;
}
change_set.Changes.Add(
new SparkleChange()
{
Path = file_path,
IsFolder = change_is_folder,
Timestamp = change_set.Timestamp,
Type = change_type
}
);
}
}
}
if (change_sets.Count > 0 && path == null)
{
SparkleChangeSet last_change_set = change_sets [change_sets.Count - 1];
if (change_set.Timestamp.Year == last_change_set.Timestamp.Year &&
change_set.Timestamp.Month == last_change_set.Timestamp.Month &&
change_set.Timestamp.Day == last_change_set.Timestamp.Day &&
change_set.User.Name.Equals(last_change_set.User.Name))
{
last_change_set.Changes.AddRange(change_set.Changes);
if (DateTime.Compare(last_change_set.Timestamp, change_set.Timestamp) < 1)
{
last_change_set.FirstTimestamp = last_change_set.Timestamp;
last_change_set.Timestamp = change_set.Timestamp;
last_change_set.Revision = change_set.Revision;
}
else
{
last_change_set.FirstTimestamp = change_set.Timestamp;
}
}
else
{
change_sets.Add(change_set);
}
}
else
{
if (path != null)
{
bool skip_change_set = false;;
foreach (SparkleChange change in change_set.Changes)
{
if ((change.Type == SparkleChangeType.Deleted ||
change.Type == SparkleChangeType.Moved) && change.Path.Equals(path))
{
skip_change_set = true;
}
}
if (skip_change_set)
{
continue;
}
}
change_sets.Add(change_set);
}
}
}
return(change_sets);
}
public override bool SyncUp()
{
if (HasLocalChanges)
{
Add();
string message = FormatCommitMessage();
Commit(message);
}
SparkleGit git = new SparkleGit(LocalPath,
"push --progress " + // Redirects progress stats to standarderror
"\"" + RemoteUrl + "\" master");
git.StartInfo.RedirectStandardError = true;
git.Start();
double percentage = 1.0;
Regex progress_regex = new Regex(@"([0-9]+)%", RegexOptions.Compiled);
while (!git.StandardError.EndOfStream)
{
string line = git.StandardError.ReadLine();
Match match = progress_regex.Match(line);
string speed = "";
double number = 0.0;
if (match.Success)
{
number = double.Parse(match.Groups [1].Value);
// 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
{
if (line.StartsWith("ERROR: QUOTA EXCEEDED"))
{
int quota_limit = int.Parse(line.Substring(21).Trim());
throw new QuotaExceededException("Quota exceeded", quota_limit);
}
// "Writing objects" stage
number = (number / 100 * 80 + 20);
if (line.Contains("|"))
{
speed = line.Substring(line.IndexOf("|") + 1).Trim();
speed = speed.Replace(", done.", "").Trim();
speed = speed.Replace("i", "");
speed = speed.Replace("KB/s", "ᴋʙ/s");
speed = speed.Replace("MB/s", "ᴍʙ/s");
}
}
}
else
{
SparkleHelpers.DebugInfo("Git", "[" + Name + "] " + line);
}
if (number >= percentage)
{
percentage = number;
base.OnProgressChanged(percentage, speed);
}
}
git.WaitForExit();
UpdateSizes();
ChangeSets = GetChangeSets();
if (git.ExitCode == 0)
{
return(true);
}
else
{
return(false);
}
}
public override bool SyncDown()
{
SparkleGit git = new SparkleGit(LocalPath, "fetch --progress \"" + RemoteUrl + "\" master");
git.StartInfo.RedirectStandardError = true;
git.Start();
double percentage = 1.0;
Regex progress_regex = new Regex(@"([0-9]+)%", RegexOptions.Compiled);
while (!git.StandardError.EndOfStream)
{
string line = git.StandardError.ReadLine();
Match match = progress_regex.Match(line);
string speed = "";
double number = 0.0;
if (match.Success)
{
number = double.Parse(match.Groups [1].Value);
// 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);
if (line.Contains("|"))
{
speed = line.Substring(line.IndexOf("|") + 1).Trim();
speed = speed.Replace(", done.", "").Trim();
speed = speed.Replace("i", "");
speed = speed.Replace("KB/s", "ᴋʙ/s");
speed = speed.Replace("MB/s", "ᴍʙ/s");
}
}
}
else
{
SparkleHelpers.DebugInfo("Git", "[" + Name + "] " + line);
}
if (number >= percentage)
{
percentage = number;
base.OnProgressChanged(percentage, speed);
}
}
git.WaitForExit();
UpdateSizes();
if (git.ExitCode == 0)
{
Rebase();
File.SetAttributes(
Path.Combine(LocalPath, ".sparkleshare"),
FileAttributes.Hidden
);
ChangeSets = GetChangeSets();
return(true);
}
else
{
ChangeSets = GetChangeSets();
return(false);
}
}
