src/TortoiseGitBlame/TortoiseGitBlameDoc.cpp

   1 // TortoiseGit - a Windows shell extension for easy version control
   2
   3 // Copyright (C) 2008-2013 - TortoiseGit
   4
   5 // This program is free software; you can redistribute it and/or
   6 // modify it under the terms of the GNU General Public License
   7 // as published by the Free Software Foundation; either version 2
   8 // of the License, or (at your option) any later version.
   9
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14
  15 // You should have received a copy of the GNU General Public License
  16 // along with this program; if not, write to the Free Software Foundation,
  17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 //
  19
  20
  21 // TortoiseGitBlameDoc.cpp : implementation of the CTortoiseGitBlameDoc class
  22 //
  23
  24 #include "stdafx.h"
  25 #include "TortoiseGitBlame.h"
  26
  27 #include "TortoiseGitBlameDoc.h"
  28 #include "GitAdminDir.h"
  29 #include "MessageBox.h"
  30 #include "Git.h"
  31 #include "MainFrm.h"
  32 #include "TGitPath.h"
  33 #include "TortoiseGitBlameView.h"
  34 #include "CmdLineParser.h"
  35 #include "CommonAppUtils.h"
  36
  37 #ifdef _DEBUG
  38 #define new DEBUG_NEW
  39 #endif
  40
  41
  42 // CTortoiseGitBlameDoc
  43
  44 IMPLEMENT_DYNCREATE(CTortoiseGitBlameDoc, CDocument)
  45
  46 BEGIN_MESSAGE_MAP(CTortoiseGitBlameDoc, CDocument)
  47 END_MESSAGE_MAP()
  48
  49
  50 // CTortoiseGitBlameDoc construction/destruction
  51
  52 CTortoiseGitBlameDoc::CTortoiseGitBlameDoc()
  53 {
  54         m_bFirstStartup = true;
  55         m_IsGitFile = FALSE;
  56         m_lLine = 1;
  57 }
  58
  59 CTortoiseGitBlameDoc::~CTortoiseGitBlameDoc()
  60 {
  61 }
  62
  63 BOOL CTortoiseGitBlameDoc::OnNewDocument()
  64 {
  65         return TRUE;
  66 }
  67 BOOL CTortoiseGitBlameDoc::OnOpenDocument(LPCTSTR lpszPathName)
  68 {
  69         CCmdLineParser parser(AfxGetApp()->m_lpCmdLine);
  70         if (m_bFirstStartup)
  71         {
  72                 m_Rev=parser.GetVal(_T("rev"));
  73                 m_lLine = parser.GetLongVal(_T("line"));
  74                 m_bFirstStartup = false;
  75         }
  76         else
  77         {
  78                 m_Rev.Empty();
  79                 m_lLine = 1;
  80         }
  81
  82         return OnOpenDocument(lpszPathName,m_Rev);
  83 }
  84
  85 BOOL CTortoiseGitBlameDoc::OnOpenDocument(LPCTSTR lpszPathName,CString Rev)
  86 {
  87         if(Rev.IsEmpty())
  88                 Rev = _T("HEAD");
  89
  90         // enable blame for files which do not exist in current working tree
  91         if (!PathFileExists(lpszPathName) && Rev != _T("HEAD"))
  92         {
  93                 if (!CDocument::OnOpenDocument(GetTempFile()))
  94                         return FALSE;
  95         }
  96         else
  97         {
  98                 if (!CDocument::OnOpenDocument(lpszPathName))
  99                         return FALSE;
 100         }
 101
 102         m_CurrentFileName = lpszPathName;
 103
 104         m_Rev=Rev;
 105
 106         // (SDI documents will reuse this document)
 107         if(!g_Git.CheckMsysGitDir())
 108         {
 109                 CCommonAppUtils::RunTortoiseGitProc(_T(" /command:settings"));
 110                 return FALSE;
 111         }
 112         GitAdminDir admindir;
 113         CString topdir;
 114         if(!admindir.HasAdminDir(m_CurrentFileName, &topdir))
 115         {
 116                 CString temp;
 117                 temp.Format(IDS_CANNOTBLAMENOGIT, CString(m_CurrentFileName));
 118                 CMessageBox::Show(NULL, temp, _T("TortoiseGitBlame"), MB_OK);
 119                 return FALSE;
 120         }
 121         else
 122         {
 123                 GitAdminDir lastAdminDir;
 124                 CString oldTopDir;
 125                 if (topdir != g_Git.m_CurrentDir && CTGitPath(g_Git.m_CurrentDir).HasAdminDir(&oldTopDir) && oldTopDir != topdir)
 126                 {
 127                         CString sMsg;
 128                         sMsg.Format(IDS_ERR_DIFFENERTPREPO, oldTopDir, topdir);
 129                         MessageBox(NULL, sMsg, _T("TortoiseGitBlame"), MB_OK | MB_ICONERROR);
 130                         return FALSE;
 131                 }
 132
 133                 m_IsGitFile=TRUE;
 134                 sOrigCWD = g_Git.m_CurrentDir = topdir;
 135
 136                 CString PathName = m_CurrentFileName;
 137                 if(topdir[topdir.GetLength()-1] == _T('\\') ||
 138                         topdir[topdir.GetLength()-1] == _T('/'))
 139                         PathName=PathName.Right(PathName.GetLength()-g_Git.m_CurrentDir.GetLength());
 140                 else
 141                         PathName=PathName.Right(PathName.GetLength()-g_Git.m_CurrentDir.GetLength()-1);
 142
 143                 CTGitPath path;
 144                 path.SetFromWin(PathName);
 145
 146                 if(!g_Git.m_CurrentDir.IsEmpty())
 147                         SetCurrentDirectory(g_Git.m_CurrentDir);
 148
 149                 try
 150                 {
 151                         // make sure all config files are read in order to check that none contains an error
 152                         g_Git.GetConfigValue(_T("doesnot.exist"));
 153                 }
 154                 catch (char * libgiterr)
 155                 {
 156                         MessageBox(NULL, CString(libgiterr), _T("TortoiseGitBlame"), MB_ICONERROR);
 157                         return FALSE;
 158                 }
 159
 160                 CString cmd;
 161                 cmd.Format(_T("git.exe blame -s -l %s -- \"%s\""),Rev,path.GetGitPathString());
 162                 m_BlameData.clear();
 163                 BYTE_VECTOR err;
 164                 if(g_Git.Run(cmd, &m_BlameData, &err))
 165                 {
 166                         CString str;
 167                         if (!m_BlameData.empty())
 168                                 g_Git.StringAppend(&str, &m_BlameData[0], CP_UTF8);
 169                         if (!err.empty())
 170                                 g_Git.StringAppend(&str, &err[0], CP_UTF8);
 171                         MessageBox(NULL, CString(MAKEINTRESOURCE(IDS_BLAMEERROR)) + _T("\n\n") + str, _T("TortoiseGitBlame"), MB_OK);
 172
 173                         return FALSE;
 174                 }
 175
 176                 if(!m_TempFileName.IsEmpty())
 177                 {
 178                         ::DeleteFile(m_TempFileName);
 179                         m_TempFileName.Empty();
 180                 }
 181
 182                 m_TempFileName=GetTempFile();
 183
 184                 cmd.Format(_T("git.exe cat-file blob %s:\"%s\""),Rev,path.GetGitPathString());
 185
 186                 if(g_Git.RunLogFile(cmd, m_TempFileName))
 187                 {
 188                         CString str;
 189                         str.Format(IDS_CHECKOUTFAILED, path.GetGitPathString());
 190                         MessageBox(NULL, CString(MAKEINTRESOURCE(IDS_BLAMEERROR)) + _T("\n\n") + str, _T("TortoiseGitBlame"), MB_OK);
 191                         return FALSE;
 192                 }
 193
 194                 m_GitPath = path;
 195                 if (GetMainFrame()->m_wndOutput.LoadHistory(path.GetGitPathString(), m_Rev, (theApp.GetInt(_T("FollowRenames"), 0) == 1)))
 196                         return FALSE;
 197
 198                 CTortoiseGitBlameView *pView=DYNAMIC_DOWNCAST(CTortoiseGitBlameView,GetMainFrame()->GetActiveView());
 199                 if(pView == NULL)
 200                 {
 201                         CWnd* pWnd = GetMainFrame()->GetDescendantWindow(AFX_IDW_PANE_FIRST, TRUE);
 202                         if (pWnd != NULL && pWnd->IsKindOf(RUNTIME_CLASS(CTortoiseGitBlameView)))
 203                         {
 204                                 pView = (CTortoiseGitBlameView*)pWnd;
 205                         }
 206                         else
 207                         {
 208                                 return FALSE;
 209                         }
 210                 }
 211                 pView->UpdateInfo();
 212                 if (m_lLine > 0)
 213                         pView->GotoLine(m_lLine);
 214         }
 215
 216         return TRUE;
 217 }
 218
 219 void CTortoiseGitBlameDoc::SetPathName(LPCTSTR lpszPathName, BOOL bAddToMRU)
 220 {
 221         CDocument::SetPathName(lpszPathName, bAddToMRU && (m_Rev == _T("HEAD")));
 222
 223         this->SetTitle(CString(lpszPathName) + _T(":") + m_Rev);
 224 }
 225
 226 // CTortoiseGitBlameDoc diagnostics
 227
 228 #ifdef _DEBUG
 229 void CTortoiseGitBlameDoc::AssertValid() const
 230 {
 231         CDocument::AssertValid();
 232 }
 233
 234 void CTortoiseGitBlameDoc::Dump(CDumpContext& dc) const
 235 {
 236         CDocument::Dump(dc);
 237 }
 238 #endif //_DEBUG
 239
 240
 241 // CTortoiseGitBlameDoc commands