src/TortoiseGitBlame/TortoiseGitBlameDoc.cpp

   1 // TortoiseGit - a Windows shell extension for easy version control
   2
   3 // Copyright (C) 2008-2014 - 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         GitAdminDir admindir;
 114         CString topdir;
 115         if(!admindir.HasAdminDir(m_CurrentFileName, &topdir))
 116         {
 117                 CString temp;
 118                 temp.Format(IDS_CANNOTBLAMENOGIT, CString(m_CurrentFileName));
 119                 CMessageBox::Show(NULL, temp, _T("TortoiseGitBlame"), MB_OK);
 120                 return FALSE;
 121         }
 122         else
 123         {
 124                 GitAdminDir lastAdminDir;
 125                 CString oldTopDir;
 126                 if (topdir != g_Git.m_CurrentDir && CTGitPath(g_Git.m_CurrentDir).HasAdminDir(&oldTopDir) && oldTopDir != topdir)
 127                 {
 128                         CString sMsg;
 129                         sMsg.Format(IDS_ERR_DIFFENERTPREPO, oldTopDir, topdir);
 130                         MessageBox(NULL, sMsg, _T("TortoiseGitBlame"), MB_OK | MB_ICONERROR);
 131                         return FALSE;
 132                 }
 133
 134                 m_IsGitFile=TRUE;
 135                 sOrigCWD = g_Git.m_CurrentDir = topdir;
 136
 137                 CString PathName = m_CurrentFileName;
 138                 if(topdir[topdir.GetLength()-1] == _T('\\') ||
 139                         topdir[topdir.GetLength()-1] == _T('/'))
 140                         PathName=PathName.Right(PathName.GetLength()-g_Git.m_CurrentDir.GetLength());
 141                 else
 142                         PathName=PathName.Right(PathName.GetLength()-g_Git.m_CurrentDir.GetLength()-1);
 143
 144                 CTGitPath path;
 145                 path.SetFromWin(PathName);
 146
 147                 if(!g_Git.m_CurrentDir.IsEmpty())
 148                         SetCurrentDirectory(g_Git.m_CurrentDir);
 149
 150                 try
 151                 {
 152                         // make sure all config files are read in order to check that none contains an error
 153                         g_Git.GetConfigValue(_T("doesnot.exist"));
 154                 }
 155                 catch (char * libgiterr)
 156                 {
 157                         MessageBox(NULL, CString(libgiterr), _T("TortoiseGitBlame"), MB_ICONERROR);
 158                         return FALSE;
 159                 }
 160
 161                 CString cmd, option;
 162                 int dwDetectMovedOrCopiedLines = theApp.GetInt(_T("DetectMovedOrCopiedLines"), BLAME_DETECT_MOVED_OR_COPIED_LINES_DISABLED);
 163                 int dwDetectMovedOrCopiedLinesNumCharactersWithinFile = theApp.GetInt(_T("DetectMovedOrCopiedLinesNumCharactersWithinFile"), BLAME_DETECT_MOVED_OR_COPIED_LINES_NUM_CHARACTERS_WITHIN_FILE_DEFAULT);
 164                 int dwDetectMovedOrCopiedLinesNumCharactersFromFiles = theApp.GetInt(_T("DetectMovedOrCopiedLinesNumCharactersFromFiles"), BLAME_DETECT_MOVED_OR_COPIED_LINES_NUM_CHARACTERS_FROM_FILES_DEFAULT);
 165                 switch(dwDetectMovedOrCopiedLines)
 166                 {
 167                 default:
 168                 case BLAME_DETECT_MOVED_OR_COPIED_LINES_DISABLED:
 169                         option.Empty();
 170                         break;
 171                 case BLAME_DETECT_MOVED_OR_COPIED_LINES_WITHIN_FILE:
 172                         option.Format(_T("-M%d"), dwDetectMovedOrCopiedLinesNumCharactersWithinFile);
 173                         break;
 174                 case BLAME_DETECT_MOVED_OR_COPIED_LINES_FROM_MODIFIED_FILES:
 175                         option.Format(_T("-C%d"), dwDetectMovedOrCopiedLinesNumCharactersFromFiles);
 176                         break;
 177                 case BLAME_DETECT_MOVED_OR_COPIED_LINES_FROM_EXISTING_FILES_AT_FILE_CREATION:
 178                         option.Format(_T("-C -C%d"), dwDetectMovedOrCopiedLinesNumCharactersFromFiles);
 179                         break;
 180                 case BLAME_DETECT_MOVED_OR_COPIED_LINES_FROM_EXISTING_FILES:
 181                         option.Format(_T("-C -C -C%d"), dwDetectMovedOrCopiedLinesNumCharactersFromFiles);
 182                         break;
 183                 }
 184
 185                 cmd.Format(_T("git.exe blame -p %s %s -- \"%s\""), option, Rev, path.GetGitPathString());
 186                 m_BlameData.clear();
 187                 BYTE_VECTOR err;
 188                 if(g_Git.Run(cmd, &m_BlameData, &err))
 189                 {
 190                         CString str;
 191                         if (!m_BlameData.empty())
 192                                 g_Git.StringAppend(&str, &m_BlameData[0], CP_UTF8);
 193                         if (!err.empty())
 194                                 g_Git.StringAppend(&str, &err[0], CP_UTF8);
 195                         MessageBox(NULL, CString(MAKEINTRESOURCE(IDS_BLAMEERROR)) + _T("\n\n") + str, _T("TortoiseGitBlame"), MB_OK);
 196
 197                         return FALSE;
 198                 }
 199
 200 #ifdef USE_TEMPFILENAME
 201                 if(!m_TempFileName.IsEmpty())
 202                 {
 203                         ::DeleteFile(m_TempFileName);
 204                         m_TempFileName.Empty();
 205                 }
 206
 207                 m_TempFileName=GetTempFile();
 208
 209                 cmd.Format(_T("git.exe cat-file blob %s:\"%s\""),Rev,path.GetGitPathString());
 210
 211                 if(g_Git.RunLogFile(cmd, m_TempFileName))
 212                 {
 213                         CString str;
 214                         str.Format(IDS_CHECKOUTFAILED, path.GetGitPathString());
 215                         MessageBox(NULL, CString(MAKEINTRESOURCE(IDS_BLAMEERROR)) + _T("\n\n") + str, _T("TortoiseGitBlame"), MB_OK);
 216                         return FALSE;
 217                 }
 218 #endif
 219                 m_GitPath = path;
 220
 221                 CTortoiseGitBlameView *pView=DYNAMIC_DOWNCAST(CTortoiseGitBlameView,GetMainFrame()->GetActiveView());
 222                 if(pView == NULL)
 223                 {
 224                         CWnd* pWnd = GetMainFrame()->GetDescendantWindow(AFX_IDW_PANE_FIRST, TRUE);
 225                         if (pWnd != NULL && pWnd->IsKindOf(RUNTIME_CLASS(CTortoiseGitBlameView)))
 226                         {
 227                                 pView = (CTortoiseGitBlameView*)pWnd;
 228                         }
 229                         else
 230                         {
 231                                 return FALSE;
 232                         }
 233                 }
 234                 pView->ParseBlame();
 235
 236                 BOOL bShowCompleteLog = (theApp.GetInt(_T("ShowCompleteLog"), 1) == 1);
 237                 if (bShowCompleteLog && BlameIsLimitedToOneFilename(dwDetectMovedOrCopiedLines))
 238                 {
 239                         if (GetMainFrame()->m_wndOutput.LoadHistory(path.GetGitPathString(), m_Rev, (theApp.GetInt(_T("FollowRenames"), 0) == 1)))
 240                                 return FALSE;
 241                 }
 242                 else
 243                 {
 244                         std::set<CGitHash> hashes;
 245                         pView->m_data.GetHashes(hashes);
 246                         if (GetMainFrame()->m_wndOutput.LoadHistory(hashes))
 247                                 return FALSE;
 248                 }
 249
 250                 pView->MapLineToLogIndex();
 251                 pView->UpdateInfo();
 252                 if (m_lLine > 0)
 253                         pView->GotoLine(m_lLine);
 254
 255                 SetPathName(m_CurrentFileName, FALSE);
 256         }
 257
 258         return TRUE;
 259 }
 260
 261 void CTortoiseGitBlameDoc::SetPathName(LPCTSTR lpszPathName, BOOL bAddToMRU)
 262 {
 263         CDocument::SetPathName(lpszPathName, bAddToMRU && (m_Rev == _T("HEAD")));
 264
 265         this->SetTitle(CString(lpszPathName) + _T(":") + m_Rev);
 266 }
 267
 268 // CTortoiseGitBlameDoc diagnostics
 269
 270 #ifdef _DEBUG
 271 void CTortoiseGitBlameDoc::AssertValid() const
 272 {
 273         CDocument::AssertValid();
 274 }
 275
 276 void CTortoiseGitBlameDoc::Dump(CDumpContext& dc) const
 277 {
 278         CDocument::Dump(dc);
 279 }
 280 #endif //_DEBUG
 281
 282
 283 // CTortoiseGitBlameDoc commands