src/TortoiseGitBlame/TortoiseGitBlameDoc.cpp

   1 // TortoiseGit - a Windows shell extension for easy version control
   2
   3 // Copyright (C) 2008-2015 - 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 #include "BlameDetectMovedOrCopiedLines.h"
  37
  38 #ifdef _DEBUG
  39 #define new DEBUG_NEW
  40 #endif
  41
  42
  43 // CTortoiseGitBlameDoc
  44
  45 IMPLEMENT_DYNCREATE(CTortoiseGitBlameDoc, CDocument)
  46
  47 BEGIN_MESSAGE_MAP(CTortoiseGitBlameDoc, CDocument)
  48 END_MESSAGE_MAP()
  49
  50
  51 // CTortoiseGitBlameDoc construction/destruction
  52
  53 CTortoiseGitBlameDoc::CTortoiseGitBlameDoc()
  54 {
  55         m_bFirstStartup = true;
  56         m_IsGitFile = FALSE;
  57         m_lLine = 1;
  58 }
  59
  60 CTortoiseGitBlameDoc::~CTortoiseGitBlameDoc()
  61 {
  62 }
  63
  64 BOOL CTortoiseGitBlameDoc::OnNewDocument()
  65 {
  66         return TRUE;
  67 }
  68 BOOL CTortoiseGitBlameDoc::OnOpenDocument(LPCTSTR lpszPathName)
  69 {
  70         CCmdLineParser parser(AfxGetApp()->m_lpCmdLine);
  71         if (m_bFirstStartup)
  72         {
  73                 m_Rev=parser.GetVal(_T("rev"));
  74                 m_lLine = (int)parser.GetLongVal(_T("line"));
  75                 m_bFirstStartup = false;
  76         }
  77         else
  78         {
  79                 m_Rev.Empty();
  80                 m_lLine = 1;
  81         }
  82
  83         return OnOpenDocument(lpszPathName,m_Rev);
  84 }
  85
  86 BOOL CTortoiseGitBlameDoc::OnOpenDocument(LPCTSTR lpszPathName,CString Rev)
  87 {
  88         if(Rev.IsEmpty())
  89                 Rev = _T("HEAD");
  90
  91         // enable blame for files which do not exist in current working tree
  92         if (!PathFileExists(lpszPathName) && Rev != _T("HEAD"))
  93         {
  94                 if (!CDocument::OnOpenDocument(GetTempFile()))
  95                         return FALSE;
  96         }
  97         else
  98         {
  99                 if (!CDocument::OnOpenDocument(lpszPathName))
 100                         return FALSE;
 101         }
 102
 103         m_CurrentFileName = lpszPathName;
 104
 105         m_Rev=Rev;
 106
 107         // (SDI documents will reuse this document)
 108         if(!g_Git.CheckMsysGitDir())
 109         {
 110                 CCommonAppUtils::RunTortoiseGitProc(_T(" /command:settings"));
 111                 return FALSE;
 112         }
 113         CString topdir;
 114         if (!GitAdminDir::HasAdminDir(m_CurrentFileName, &topdir))
 115         {
 116                 CString temp;
 117                 temp.Format(IDS_CANNOTBLAMENOGIT, (LPCTSTR)m_CurrentFileName);
 118                 CMessageBox::Show(NULL, temp, _T("TortoiseGitBlame"), MB_OK);
 119                 return FALSE;
 120         }
 121         else
 122         {
 123                 CString oldTopDir;
 124                 if (topdir != g_Git.m_CurrentDir && CTGitPath(g_Git.m_CurrentDir).HasAdminDir(&oldTopDir) && oldTopDir != topdir)
 125                 {
 126                         CString sMsg;
 127                         sMsg.Format(IDS_ERR_DIFFENERTPREPO, (LPCTSTR)oldTopDir, (LPCTSTR)topdir);
 128                         MessageBox(NULL, sMsg, _T("TortoiseGitBlame"), MB_OK | MB_ICONERROR);
 129                         return FALSE;
 130                 }
 131
 132                 m_IsGitFile=TRUE;
 133                 sOrigCWD = g_Git.m_CurrentDir = topdir;
 134
 135                 CString PathName = m_CurrentFileName;
 136                 if(topdir[topdir.GetLength()-1] == _T('\\') ||
 137                         topdir[topdir.GetLength()-1] == _T('/'))
 138                         PathName=PathName.Right(PathName.GetLength()-g_Git.m_CurrentDir.GetLength());
 139                 else
 140                         PathName=PathName.Right(PathName.GetLength()-g_Git.m_CurrentDir.GetLength()-1);
 141
 142                 CTGitPath path;
 143                 path.SetFromWin(PathName);
 144
 145                 if(!g_Git.m_CurrentDir.IsEmpty())
 146                         SetCurrentDirectory(g_Git.m_CurrentDir);
 147
 148                 try
 149                 {
 150                         // make sure all config files are read in order to check that none contains an error
 151                         g_Git.GetConfigValue(_T("doesnot.exist"));
 152                 }
 153                 catch (char * libgiterr)
 154                 {
 155                         MessageBox(NULL, CString(libgiterr), _T("TortoiseGitBlame"), MB_ICONERROR);
 156                         return FALSE;
 157                 }
 158
 159                 CString cmd, option;
 160                 int dwDetectMovedOrCopiedLines = theApp.GetInt(_T("DetectMovedOrCopiedLines"), BLAME_DETECT_MOVED_OR_COPIED_LINES_DISABLED);
 161                 int dwDetectMovedOrCopiedLinesNumCharactersWithinFile = theApp.GetInt(_T("DetectMovedOrCopiedLinesNumCharactersWithinFile"), BLAME_DETECT_MOVED_OR_COPIED_LINES_NUM_CHARACTERS_WITHIN_FILE_DEFAULT);
 162                 int dwDetectMovedOrCopiedLinesNumCharactersFromFiles = theApp.GetInt(_T("DetectMovedOrCopiedLinesNumCharactersFromFiles"), BLAME_DETECT_MOVED_OR_COPIED_LINES_NUM_CHARACTERS_FROM_FILES_DEFAULT);
 163                 switch(dwDetectMovedOrCopiedLines)
 164                 {
 165                 default:
 166                 case BLAME_DETECT_MOVED_OR_COPIED_LINES_DISABLED:
 167                         option.Empty();
 168                         break;
 169                 case BLAME_DETECT_MOVED_OR_COPIED_LINES_WITHIN_FILE:
 170                         option.Format(_T("-M%d"), dwDetectMovedOrCopiedLinesNumCharactersWithinFile);
 171                         break;
 172                 case BLAME_DETECT_MOVED_OR_COPIED_LINES_FROM_MODIFIED_FILES:
 173                         option.Format(_T("-C%d"), dwDetectMovedOrCopiedLinesNumCharactersFromFiles);
 174                         break;
 175                 case BLAME_DETECT_MOVED_OR_COPIED_LINES_FROM_EXISTING_FILES_AT_FILE_CREATION:
 176                         option.Format(_T("-C -C%d"), dwDetectMovedOrCopiedLinesNumCharactersFromFiles);
 177                         break;
 178                 case BLAME_DETECT_MOVED_OR_COPIED_LINES_FROM_EXISTING_FILES:
 179                         option.Format(_T("-C -C -C%d"), dwDetectMovedOrCopiedLinesNumCharactersFromFiles);
 180                         break;
 181                 }
 182
 183                 if (theApp.GetInt(_T("IgnoreWhitespace"), 0) == 1)
 184                         option += _T(" -w");
 185
 186                 cmd.Format(_T("git.exe blame -p %s %s -- \"%s\""), (LPCTSTR)option, (LPCTSTR)Rev, (LPCTSTR)path.GetGitPathString());
 187                 m_BlameData.clear();
 188                 BYTE_VECTOR err;
 189                 if(g_Git.Run(cmd, &m_BlameData, &err))
 190                 {
 191                         CString str;
 192                         if (!m_BlameData.empty())
 193                                 CGit::StringAppend(&str, &m_BlameData[0], CP_UTF8);
 194                         if (!err.empty())
 195                                 CGit::StringAppend(&str, &err[0], CP_UTF8);
 196                         MessageBox(NULL, CString(MAKEINTRESOURCE(IDS_BLAMEERROR)) + _T("\n\n") + str, _T("TortoiseGitBlame"), MB_OK);
 197
 198                         return FALSE;
 199                 }
 200
 201 #ifdef USE_TEMPFILENAME
 202                 if(!m_TempFileName.IsEmpty())
 203                 {
 204                         ::DeleteFile(m_TempFileName);
 205                         m_TempFileName.Empty();
 206                 }
 207
 208                 m_TempFileName=GetTempFile();
 209
 210                 cmd.Format(_T("git.exe cat-file blob %s:\"%s\""), (LPCTSTR)Rev, (LPCTSTR)path.GetGitPathString());
 211
 212                 if(g_Git.RunLogFile(cmd, m_TempFileName))
 213                 {
 214                         CString str;
 215                         str.Format(IDS_CHECKOUTFAILED, (LPCTSTR)path.GetGitPathString());
 216                         MessageBox(NULL, CString(MAKEINTRESOURCE(IDS_BLAMEERROR)) + _T("\n\n") + str, _T("TortoiseGitBlame"), MB_OK);
 217                         return FALSE;
 218                 }
 219 #endif
 220                 m_GitPath = path;
 221
 222                 CTortoiseGitBlameView *pView=DYNAMIC_DOWNCAST(CTortoiseGitBlameView,GetMainFrame()->GetActiveView());
 223                 if(pView == NULL)
 224                 {
 225                         CWnd* pWnd = GetMainFrame()->GetDescendantWindow(AFX_IDW_PANE_FIRST, TRUE);
 226                         if (pWnd != NULL && pWnd->IsKindOf(RUNTIME_CLASS(CTortoiseGitBlameView)))
 227                         {
 228                                 pView = (CTortoiseGitBlameView*)pWnd;
 229                         }
 230                         else
 231                         {
 232                                 return FALSE;
 233                         }
 234                 }
 235                 pView->ParseBlame();
 236
 237                 BOOL bShowCompleteLog = (theApp.GetInt(_T("ShowCompleteLog"), 1) == 1);
 238                 if (bShowCompleteLog && BlameIsLimitedToOneFilename(dwDetectMovedOrCopiedLines))
 239                 {
 240                         if (GetMainFrame()->m_wndOutput.LoadHistory(path.GetGitPathString(), m_Rev, (theApp.GetInt(_T("FollowRenames"), 0) == 1)))
 241                                 return FALSE;
 242                 }
 243                 else
 244                 {
 245                         std::set<CGitHash> hashes;
 246                         pView->m_data.GetHashes(hashes);
 247                         if (GetMainFrame()->m_wndOutput.LoadHistory(hashes))
 248                                 return FALSE;
 249                 }
 250
 251                 pView->MapLineToLogIndex();
 252                 pView->UpdateInfo();
 253                 if (m_lLine > 0)
 254                         pView->GotoLine(m_lLine);
 255
 256                 SetPathName(m_CurrentFileName, FALSE);
 257         }
 258
 259         return TRUE;
 260 }
 261
 262 void CTortoiseGitBlameDoc::SetPathName(LPCTSTR lpszPathName, BOOL bAddToMRU)
 263 {
 264         CDocument::SetPathName(lpszPathName, bAddToMRU && (m_Rev == _T("HEAD")));
 265
 266         this->SetTitle(CString(lpszPathName) + _T(":") + m_Rev);
 267 }
 268
 269 // CTortoiseGitBlameDoc diagnostics
 270
 271 #ifdef _DEBUG
 272 void CTortoiseGitBlameDoc::AssertValid() const
 273 {
 274         CDocument::AssertValid();
 275 }
 276
 277 void CTortoiseGitBlameDoc::Dump(CDumpContext& dc) const
 278 {
 279         CDocument::Dump(dc);
 280 }
 281 #endif //_DEBUG
 282
 283
 284 // CTortoiseGitBlameDoc commands