private static void HandlePatchState(PatchState state, PatchEntry patch)
{
switch (state)
{
case PatchState.Success:
Log.Info("Patch Successfully Applied [ {0} ]", patch.Description);
break;
case PatchState.AlreadyPatched:
Log.Info("Patch was Already Applied [ {0} ]", patch.Description);
break;
case PatchState.NotUnique:
throw new InvalidOperationException(string.Format("Patch was not unique, multiple matches were found, [ {0} ]", patch.Description));
case PatchState.SequenceNotFound:
throw new InvalidOperationException(string.Format("Could not find the specified hex value for patch [ {0} ]", patch.Description));
}
}
public PatchResult(string path, string originalPath, PatchState patchState)
{
Path = path;
OriginalPath = originalPath;
PatchState = patchState;
}
private static bool Extract(Stream patchFileStream, MailItem mail)
{
bool success = true;
string mailAddress;
if (patchFileStream != null)
{
if (mail.Sender.AddressEntryUserType == OlAddressEntryUserType.olExchangeUserAddressEntry)
{
mailAddress = mail.Sender.GetExchangeUser().PrimarySmtpAddress;
}
else
{
mailAddress = mail.Sender.Address;
}
byte[] mailHeader = Encoding.ASCII.GetBytes(
string.Format(
"From: {0} <{1}>\nDate: {2}\nSubject: {3}\n\n",
mail.Sender.Name, mailAddress,
mail.SentOn.ToString(), mail.Subject
));
patchFileStream.Write(mailHeader, 0, mailHeader.Length);
}
int addedLines = 0, deletedLines = 0;
bool ascii = false;
PatchState patchState = PatchState.PatchStart;
string filePath = null;
StringReader sr = new StringReader(mail.Body);
while (true)
{
string line = sr.ReadLine();
if (line == null)
{
break;
}
bool unixEol = true;
Match m;
if ((patchState == PatchState.PatchStart || patchState == PatchState.PatchHunkEnd) &&
(m = regexPatchFileHeader.Match(line)).Success)
{
// meet "diff --git"
patchState = PatchState.PatchFileHeader;
unixEol = true;
//Debug.Assert (m.Groups[1].ToString () == m.Groups[2].ToString ());
//success = (success && m.Groups[1].ToString () == m.Groups[2].ToString ());
filePath = m.Groups[2].ToString();
}
else if ((patchState == PatchState.PatchFileHeader || patchState == PatchState.PatchHunkEnd) &&
((m = regexPatchHunkAsciiHeader.Match(line)).Success || line == "GIT binary patch"))
{
// meet "@@ ..." or "GIT binary patch"
unixEol = true;
patchState = PatchState.PatchHunkHeader;
if (m.Success)
{
ascii = true;
deletedLines = int.Parse(m.Groups[1].ToString());
addedLines = int.Parse(m.Groups[2].ToString());
}
else
{
ascii = false;
}
}
else if ((patchState == PatchState.PatchHunkHeader || patchState == PatchState.PatchHunkEnd) &&
regexPatchHunkBinarySubHeader.Match(line).Success)
{
// meet "delta ###" or "literal ###"
Debug.Assert(!ascii);
success = success && !ascii;
patchState = PatchState.PatchHunkHeader;
unixEol = true;
}
else if (patchState == PatchState.PatchHunkHeader || patchState == PatchState.PatchHunk)
{
patchState = PatchState.PatchHunk;
if (ascii)
{
// meet " xxyy", "+xxyy" "-xxyy" or "\ No newline at end of file"
unixEol = FileUseUnixEol(filePath);
if (line != @"\ No newline at end of file" && line != "")
{
if (line[0] == ' ' || line[0] == '+')
{
addedLines--;
}
if (line[0] == ' ' || line[0] == '-')
{
deletedLines--;
}
}
if (addedLines == 0 && deletedLines == 0)
{
patchState = PatchState.PatchHunkEnd;
}
success = (success && addedLines >= 0 && deletedLines >= 0);
}
else
{
unixEol = true;
if (!regexPatchHunkBinary.Match(line).Success)
{
patchState = PatchState.PatchHunkEnd;
}
}
}
else if (patchState == PatchState.PatchHunkEnd && line == "-- ")
{
unixEol = true;
patchState = PatchState.PatchEnd;
}
// Seems Outlook has a bug which adds extra empty line in the hunk
// when the previous line is a long while space line.
if (patchState == PatchState.PatchHunk || patchState == PatchState.PatchHunkEnd)
{
if (ascii && line == "")
{
continue;
}
}
if (patchFileStream != null)
{
byte[] mailBody = Encoding.ASCII.GetBytes(line + (unixEol ? "\n" : "\r\n"));
patchFileStream.Write(mailBody, 0, mailBody.Length);
}
}
if (patchFileStream != null)
{
WriteVersionInfo(patchFileStream);
patchFileStream.Flush();
patchFileStream.Close();
}
Debug.Assert(patchState == PatchState.PatchEnd);
success = (success && patchState == PatchState.PatchEnd);
return(success);
}
