src/TortoiseProc/LogDataVector.cpp

   1 // TortoiseGit - a Windows shell extension for easy version control
   2
   3 // Copyright (C) 2009-2013 - TortoiseGit
   4 // Copyright (C) 2007-2008 - TortoiseSVN
   5
   6 // This program is free software; you can redistribute it and/or
   7 // modify it under the terms of the GNU General Public License
   8 // as published by the Free Software Foundation; either version 2
   9 // of the License, or (at your option) any later version.
  10
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License
  17 // along with this program; if not, write to the Free Software Foundation,
  18 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 //
  20 /*
  21         Description: start-up repository opening and reading
  22
  23         Author: Marco Costalba (C) 2005-2007
  24
  25         Copyright: See COPYING file that comes with this distribution
  26
  27 */
  28
  29 #include "stdafx.h"
  30 #include "TortoiseProc.h"
  31 #include "GitLogListBase.h"
  32 #include "GitRev.h"
  33 #include "IconMenu.h"
  34 // CGitLogList
  35 #include "cursor.h"
  36 #include "InputDlg.h"
  37 #include "GITProgressDlg.h"
  38 #include "ProgressDlg.h"
  39 #include "Logdlg.h"
  40 #include "MessageBox.h"
  41 #include "registry.h"
  42 #include "AppUtils.h"
  43 #include "PathUtils.h"
  44 #include "StringUtils.h"
  45 #include "UnicodeUtils.h"
  46 #include "TempFile.h"
  47 #include "IconMenu.h"
  48 #include "GitStatus.h"
  49 #include "FileDiffDlg.h"
  50 #include "GitHash.h"
  51 CGitHashMap a;
  52
  53 void CLogDataVector::ClearAll()
  54 {
  55
  56         clear();
  57         m_HashMap.clear();
  58         m_Lns.clear();
  59
  60         m_FirstFreeLane=0;
  61         m_Lns.clear();
  62
  63         m_RawlogData.clear();
  64         m_RawLogStart.clear();
  65 }
  66
  67 //CLogDataVector Class
  68 int CLogDataVector::ParserFromLog(CTGitPath *path, int count, int infomask, CString *range)
  69 {
  70         // only enable --follow on files
  71         if ((path == NULL || path->IsDirectory()) && (infomask & CGit::LOG_INFO_FOLLOW))
  72                 infomask = infomask ^ CGit::LOG_INFO_FOLLOW;
  73
  74         CString gitrange = _T("HEAD");
  75         if (range != nullptr)
  76                 gitrange = *range;
  77         CString cmd = g_Git.GetLogCmd(gitrange, path, count, infomask, true);
  78
  79         if (!g_Git.CanParseRev(gitrange))
  80                 return 0;
  81
  82         git_init();
  83
  84         GIT_LOG handle;
  85         try
  86         {
  87                 if (git_open_log(&handle,CUnicodeUtils::GetMulti(cmd, CP_UTF8).GetBuffer()))
  88                 {
  89                         return -1;
  90                 }
  91         }
  92         catch (char * g_last_error)
  93         {
  94                 MessageBox(NULL, CString(g_last_error), _T("TortoiseGit"), MB_ICONERROR);
  95                 return -1;
  96         }
  97
  98         git_get_log_firstcommit(handle);
  99
 100         GIT_COMMIT commit;
 101
 102         while (git_get_log_nextcommit(handle, &commit, infomask & CGit::LOG_INFO_FOLLOW) == 0)
 103         {
 104                 if (commit.m_ignore == 1)
 105                 {
 106                         git_free_commit(&commit);
 107                         continue;
 108                 }
 109
 110                 CGitHash hash = (char*)commit.m_hash ;
 111
 112                 GitRev *pRev = this->m_pLogCache->GetCacheData(hash);
 113
 114                 char *note=NULL;
 115                 git_get_notes(commit.m_hash,&note);
 116                 if(note)
 117                 {
 118                         pRev->m_Notes.Empty();
 119                         g_Git.StringAppend(&pRev->m_Notes,(BYTE*)note);
 120                 }
 121
 122                 if((pRev == NULL || !pRev->m_IsFull) && infomask& CGit::LOG_INFO_FULL_DIFF)
 123                 {
 124                         pRev->ParserFromCommit(&commit);
 125                         pRev->ParserParentFromCommit(&commit);
 126                         git_free_commit(&commit);
 127                         //Must call free commit before SafeFetchFullInfo, commit parent is rewrite by log.
 128                         //file list will wrong if parent rewrite.
 129                         try
 130                         {
 131                                 pRev->SafeFetchFullInfo(&g_Git);
 132                         }
 133                         catch (char * g_last_error)
 134                         {
 135                                 MessageBox(NULL, _T("Could not fetch full info of a commit.\nlibgit reports:\n") + CString(g_last_error), _T("TortoiseGit"), MB_ICONERROR);
 136                                 return -1;
 137                         }
 138                 }
 139                 else
 140                 {
 141                         ASSERT(pRev->m_CommitHash == hash);
 142                         pRev->ParserFromCommit(&commit);
 143                         pRev->ParserParentFromCommit(&commit);
 144                         git_free_commit(&commit);
 145                 }
 146
 147                 this->push_back(pRev->m_CommitHash);
 148
 149                 m_HashMap[pRev->m_CommitHash] = (int)size() - 1;
 150
 151         }
 152
 153         git_close_log(handle);
 154
 155         return 0;
 156 }
 157
 158 int AddTolist(unsigned char * /*osha1*/, unsigned char *nsha1, const char * /*name*/, unsigned long /*time*/, int /*sz*/, const char *msg, void *data)
 159 {
 160         CLogDataVector *vector = (CLogDataVector*)data;
 161         GitRev rev;
 162         rev.m_CommitHash=(char*)nsha1;
 163
 164         CString one;
 165         g_Git.StringAppend(&one, (BYTE *)msg);
 166
 167         int message=one.Find(_T(":"),0);
 168         if(message>0)
 169         {
 170                 rev.m_RefAction=one.Left(message);
 171                 rev.GetSubject()=one.Mid(message+1);
 172         }
 173
 174         vector->m_pLogCache->m_HashMap[rev.m_CommitHash]=rev;
 175         vector->insert(vector->begin(),rev.m_CommitHash);
 176
 177         return 0;
 178 }
 179
 180 int CLogDataVector::ParserFromRefLog(CString ref)
 181 {
 182         if(g_Git.m_IsUseGitDLL)
 183         {
 184                 git_for_each_reflog_ent(CUnicodeUtils::GetUTF8(ref),AddTolist,this);
 185                 for (size_t i = 0; i < size(); ++i)
 186                 {
 187                         m_pLogCache->m_HashMap[at(i)].m_Ref.Format(_T("%s{%d}"), ref,i);
 188                 }
 189
 190         }
 191         else
 192         {
 193
 194                 CString cmd, out;
 195                 GitRev rev;
 196                 cmd.Format(_T("git.exe reflog show %s"),ref);
 197                 if (g_Git.Run(cmd, &out, NULL, CP_UTF8))
 198                         return -1;
 199
 200                 int pos=0;
 201                 while(pos>=0)
 202                 {
 203                         CString one=out.Tokenize(_T("\n"),pos);
 204                         int ref=one.Find(_T(' '),0);
 205                         if(ref<0)
 206                                 continue;
 207
 208                         rev.Clear();
 209
 210                         if (g_Git.GetHash(rev.m_CommitHash, one.Left(ref)))
 211                         {
 212                                 MessageBox(NULL, g_Git.GetGitLastErr(_T("Could not get hash of ") + one.Left(ref) + _T(".")), _T("TortoiseGit"), MB_ICONERROR);
 213                                 return -1;
 214                         }
 215                         int action=one.Find(_T(' '),ref+1);
 216                         int message;
 217                         if(action>0)
 218                         {
 219                                 rev.m_Ref=one.Mid(ref+1,action-ref-2);
 220                                 message=one.Find(_T(":"),action);
 221                                 if(message>0)
 222                                 {
 223                                         rev.m_RefAction=one.Mid(action+1,message-action-1);
 224                                         rev.GetSubject()=one.Right(one.GetLength()-message-1);
 225                                 }
 226                         }
 227
 228                         this->m_pLogCache->m_HashMap[rev.m_CommitHash]=rev;
 229
 230                         this->push_back(rev.m_CommitHash);
 231
 232                 }
 233         }
 234         return 0;
 235 }
 236
 237 void CLogDataVector::setLane(CGitHash& sha)
 238 {
 239         Lanes* l = &(this->m_Lns);
 240         int i = m_FirstFreeLane;
 241
 242 //      QVector<QByteArray> ba;
 243 //      const ShaString& ss = toPersistentSha(sha, ba);
 244 //      const ShaVect& shaVec(fh->revOrder);
 245
 246         for (int cnt = (int)size(); i < cnt; ++i) {
 247
 248                 GitRev* r = & this->GetGitRevAt(i);
 249                 CGitHash curSha=r->m_CommitHash;
 250
 251                 if (r->m_Lanes.empty())
 252                         updateLanes(*r, *l, curSha);
 253
 254                 if (curSha == sha)
 255                         break;
 256         }
 257         m_FirstFreeLane = ++i;
 258
 259 #if 0
 260         Lanes* l = &(this->m_Lanes);
 261         int i = m_FirstFreeLane;
 262
 263         QVector<QByteArray> ba;
 264         const ShaString& ss = toPersistentSha(sha, ba);
 265         const ShaVect& shaVec(fh->revOrder);
 266
 267         for (uint cnt = shaVec.count(); i < cnt; ++i) {
 268
 269                 const ShaString& curSha = shaVec[i];
 270                 Rev* r = m_HashMap[curSha]const_cast<Rev*>(revLookup(curSha, fh));
 271                 if (r->lanes.count() == 0)
 272                         updateLanes(*r, *l, curSha);
 273
 274                 if (curSha == ss)
 275                         break;
 276         }
 277         fh->firstFreeLane = ++i;
 278 #endif
 279 }
 280
 281
 282 void CLogDataVector::updateLanes(GitRev& c, Lanes& lns, CGitHash &sha)
 283 {
 284 // we could get third argument from c.sha(), but we are in fast path here
 285 // and c.sha() involves a deep copy, so we accept a little redundancy
 286
 287         if (lns.isEmpty())
 288                 lns.init(sha);
 289
 290         bool isDiscontinuity;
 291         bool isFork = lns.isFork(sha, isDiscontinuity);
 292         bool isMerge = (c.ParentsCount() > 1);
 293         bool isInitial = (c.ParentsCount() == 0);
 294
 295         if (isDiscontinuity)
 296                 lns.changeActiveLane(sha); // uses previous isBoundary state
 297
 298         lns.setBoundary(c.IsBoundary() == TRUE); // update must be here
 299         TRACE(_T("%s %d"),c.m_CommitHash.ToString(),c.IsBoundary());
 300
 301         if (isFork)
 302                 lns.setFork(sha);
 303         if (isMerge)
 304                 lns.setMerge(c.m_ParentHash);
 305         //if (c.isApplied)
 306         //      lns.setApplied();
 307         if (isInitial)
 308                 lns.setInitial();
 309
 310         lns.getLanes(c.m_Lanes); // here lanes are snapshotted
 311
 312         CGitHash nextSha;
 313         if( !isInitial)
 314                 nextSha = c.m_ParentHash[0];
 315
 316         lns.nextParent(nextSha);
 317
 318         //if (c.isApplied)
 319         //      lns.afterApplied();
 320         if (isMerge)
 321                 lns.afterMerge();
 322         if (isFork)
 323                 lns.afterFork();
 324         if (lns.isBranch())
 325                 lns.afterBranch();
 326 }