/// <summary>
/// Attempts to check if the repository has uncommitted changes.
/// </summary>
/// <param name="gitRunner"></param>
/// <param name="logger"></param>
/// <returns></returns>
public static GitInfo GetGitStatus(IGitRunner gitRunner, ITaskLogger logger)
{
GitInfo status = new GitInfo();
try
{
string statusText = gitRunner.GetTextFromProcess(GitArgument.Status);
Match match = StatusBranchSearch.Match(statusText);
if (match.Success && match.Groups.Count > 1)
{
string branch = match.Groups[1].Value;
status.Branch = branch;
}
else
{
Match detatchedMatch = DetatchedBranchSearch.Match(statusText);
if (detatchedMatch.Success && detatchedMatch.Groups.Count > 1)
{
string branch = detatchedMatch.Groups[1].Value;
status.Branch = branch;
if (branch.StartsWith("pull/"))
{
status.IsPullRequest = true;
}
}
}
if (string.IsNullOrWhiteSpace(status.Branch))
{
logger.LogMessage(MessageImportance.High, $"Unable to retrieve branch name from status text: \n{statusText}");
}
statusText = statusText.ToUpper();
if (statusText.Contains(UnmodifiedText) || statusText.Contains(UntrackedOnlyText))
{
status.Modified = "Unmodified";
}
else
{
status.Modified = "Modified";
}
}
catch (GitRunnerException ex)
{
logger?.LogWarning($"Error getting 'git status': {ex.Message}");
}
try
{
status.OriginUrl = gitRunner.GetTextFromProcess(GitArgument.OriginUrl);
if (status.OriginUrl != null && status.OriginUrl.Length > 0)
{
status.GitUser = GetGitHubUser(status.OriginUrl);
}
}
catch (GitRunnerException ex)
{
logger?.LogWarning($"Error getting git origin URL: {ex.Message}");
}
return(status);
}
/// <summary>
/// Attempts to retrieve the git commit hash by reading git files.
/// </summary>
/// <param name="gitPaths"></param>
/// <param name="gitInfo"></param>
/// <returns></returns>
public static bool TryGetCommitManual(string[] gitPaths, out GitInfo gitInfo)
{
gitInfo = new GitInfo();
for (int i = 0; i < gitPaths.Length; i++)
{
if (TryGetCommitManual(gitPaths[i], out GitInfo retVal))
{
gitInfo = retVal;
return(true);
}
}
return(false);
}
/// <summary>
/// Attempts to retrieve the git commit hash by reading git files.
/// </summary>
/// <param name="gitPath"></param>
/// <param name="gitInfo"></param>
/// <returns></returns>
public static bool TryGetCommitManual(string gitPath, out GitInfo gitInfo)
{
gitInfo = new GitInfo();
bool success = false;
string headPath = Path.Combine(gitPath, "HEAD");
string configPath = Path.Combine(gitPath, "config");
if (File.Exists(headPath))
{
string headContents = File.ReadAllText(headPath);
if (!string.IsNullOrEmpty(headContents) && headContents.StartsWith("ref:"))
{
headPath = Path.Combine(gitPath, headContents.Replace("ref:", "").Trim());
}
gitInfo.Branch = headPath.Substring(headPath.LastIndexOf('/') + 1);
if (File.Exists(headPath))
{
headContents = File.ReadAllText(headPath);
if (headContents.Length >= 0)
{
gitInfo.CommitHash = headContents.Trim();
success = true;
}
}
}
if (File.Exists(configPath))
{
string configContents = File.ReadAllText(configPath);
if (!string.IsNullOrEmpty(configContents))
{
Match match = OriginSearch.Match(configContents);
if (match.Success && match.Groups.Count > 1)
{
gitInfo.OriginUrl = match.Groups[1].Value?.Trim();
if (gitInfo.OriginUrl != null && gitInfo.OriginUrl.Length > 0)
{
gitInfo.GitUser = GetGitHubUser(gitInfo.OriginUrl);
}
}
}
}
return(success);
}
/// <summary>
/// Attempts to check if the repository has uncommitted changes.
/// </summary>
/// <param name="gitRunner"></param>
/// <param name="logger"></param>
/// <returns></returns>
public static GitInfo GetGitStatus(IGitRunner gitRunner, ITaskLogger logger)
{
GitInfo status = new GitInfo();
try
{
string statusText = gitRunner.GetTextFromProcess(GitArgument.Status);
Match match = StatusBranchSearch.Match(statusText);
if (match.Success && match.Groups.Count > 1)
{
string branch = match.Groups[1].Value;
status.Branch = branch;
}
statusText = statusText.ToUpper();
if (statusText.Contains(UnmodifiedText) || statusText.Contains(UntrackedOnlyText))
{
status.Modified = "Unmodified";
}
else
{
status.Modified = "Modified";
}
}
catch (GitRunnerException ex)
{
logger?.LogWarning($"Error getting 'git status': {ex.Message}");
}
try
{
status.OriginUrl = gitRunner.GetTextFromProcess(GitArgument.OriginUrl);
if (status.OriginUrl != null && status.OriginUrl.Length > 0)
{
status.GitUser = GetGitHubUser(status.OriginUrl);
}
}
catch (GitRunnerException ex)
{
logger?.LogWarning($"Error getting git origin URL: {ex.Message}");
}
return(status);
}
/// <summary>
/// Executes the task.
/// </summary>
/// <returns>true if successful</returns>
public override bool Execute()
{
if (this.BuildEngine != null)
{
Logger = new LogWrapper(Log);
}
else
{
Logger = new MockTaskLogger();
}
if (GitRunner == null)
{
GitRunner = new GitCommandRunner(ProjectDir);
}
CommitHash = "local";
string errorCode = null;
string[] gitPaths = new string[] {
Path.GetFullPath(Path.Combine(ProjectDir, GitDirectory)),
Path.GetFullPath(Path.Combine(ProjectDir, "..", GitDirectory))
};
try
{
string commitHash = null;
if (!NoGit && TryGetGitCommit(GitRunner, Logger, out commitHash) && commitHash.Length > 0)
{
CommitHash = commitHash.Substring(0, Math.Min(commitHash.Length, HashLength));
if (!SkipStatus)
{
GitInfo gitStatus = GetGitStatus(GitRunner, Logger);
if (!string.IsNullOrWhiteSpace(gitStatus.Branch))
{
Branch = gitStatus.Branch;
}
if (!string.IsNullOrWhiteSpace(gitStatus.Modified))
{
Modified = gitStatus.Modified;
}
if (!string.IsNullOrWhiteSpace(gitStatus.OriginUrl))
{
OriginUrl = gitStatus.OriginUrl;
}
if (!string.IsNullOrWhiteSpace(gitStatus.GitUser))
{
GitUser = gitStatus.GitUser;
}
}
if (string.IsNullOrWhiteSpace(Branch))
{
if (TryGetCommitManual(gitPaths, out GitInfo manualInfo))
{
Branch = manualInfo.Branch;
}
}
}
else
{
if (TryGetCommitManual(gitPaths, out GitInfo gitInfo))
{
commitHash = gitInfo.CommitHash;
if (commitHash.Length > 0)
{
CommitHash = commitHash
.Substring(0,
Math.Min(commitHash.Length, HashLength));
}
if (!string.IsNullOrWhiteSpace(gitInfo.Branch))
{
Branch = gitInfo.Branch;
}
if (!string.IsNullOrWhiteSpace(gitInfo.Modified))
{
Modified = gitInfo.Modified;
}
if (!string.IsNullOrWhiteSpace(gitInfo.OriginUrl))
{
OriginUrl = gitInfo.OriginUrl;
}
if (!string.IsNullOrWhiteSpace(gitInfo.GitUser))
{
GitUser = gitInfo.GitUser;
}
}
}
}
#pragma warning disable CA1031 // Do not catch general exception types
catch (Exception ex)
{
if (string.IsNullOrEmpty(errorCode))
{
errorCode = MessageCodes.GetCommitInfo.GitFailed;
}
if (BuildEngine != null)
{
int line = BuildEngine.LineNumberOfTaskNode;
int column = BuildEngine.ColumnNumberOfTaskNode;
Logger.LogMessage(null, errorCode, null, BuildEngine.ProjectFileOfTaskNode, line, column, line, column,
MessageImportance.High, $"Error in {GetType().Name}: {ex.Message}");
}
else
{
Logger.LogMessage(null, errorCode, null, null, 0, 0, 0, 0,
MessageImportance.High, $"Error in {GetType().Name}: {ex.Message}");
}
}
#pragma warning restore CA1031 // Do not catch general exception types
if (CommitHash == "local")
{
if (BuildEngine != null)
{
errorCode = MessageCodes.GetCommitInfo.GitNoRepository;
int line = BuildEngine.LineNumberOfTaskNode;
int column = BuildEngine.ColumnNumberOfTaskNode;
Logger.LogMessage(null, errorCode, null, BuildEngine.ProjectFileOfTaskNode, line, column, line, column,
MessageImportance.High, "Project does not appear to be in a git repository.");
}
else
{
Logger.LogMessage(null, errorCode, null, null, 0, 0, 0, 0,
MessageImportance.High, "Project does not appear to be in a git repository.");
}
}
return(true);
}