src/Git/GitRev.cpp

   1 #include "StdAfx.h"\r
   2 #include "GitRev.h"\r
   3 #include "Git.h"\r
   4 \r
   5 class CException; //Just in case afx.h is not included (cannot be included in every project which uses this file)\r
   6 \r
   7 // provide an ASSERT macro for when compiled without MFC\r
   8 #if !defined ASSERT\r
   9         // Don't use _asm here, it isn't supported by x64 version of compiler. In fact, MFC's ASSERT() is the same with _ASSERTE().\r
  10         #define ASSERT(x) _ASSERTE(x)\r
  11 #endif\r
  12 \r
  13 \r
  14 GitRev::GitRev(void)\r
  15 {\r
  16         m_Action=0;\r
  17         m_IsFull = 0;\r
  18         m_IsUpdateing = 0;\r
  19         // fetch local machine timezone info\r
  20         if ( GetTimeZoneInformation( &m_TimeZone ) == TIME_ZONE_ID_INVALID )\r
  21         {\r
  22                 ASSERT(false);\r
  23         }\r
  24 }\r
  25 \r
  26 GitRev::~GitRev(void)\r
  27 {\r
  28 }\r
  29 \r
  30 #if 0\r
  31 GitRev::GitRev(GitRev & rev)\r
  32 {\r
  33 }\r
  34 GitRev& GitRev::operator=(GitRev &rev)\r
  35 {\r
  36         return *this;\r
  37 }\r
  38 #endif\r
  39 void GitRev::Clear()\r
  40 {\r
  41         this->m_Action=0;\r
  42         this->m_Files.Clear();\r
  43         this->m_Action=0;\r
  44         this->m_ParentHash.clear();\r
  45         m_CommitterName.Empty();\r
  46         m_CommitterEmail.Empty();\r
  47         m_Body.Empty();\r
  48         m_Subject.Empty();\r
  49         m_CommitHash.Empty();\r
  50         m_Mark=0;\r
  51 \r
  52 }\r
  53 int GitRev::CopyFrom(GitRev &rev,bool OmitParentAndMark)\r
  54 {\r
  55         m_AuthorName    =rev.m_AuthorName       ;\r
  56         m_AuthorEmail   =rev.m_AuthorEmail      ;\r
  57         m_AuthorDate    =rev.m_AuthorDate       ;\r
  58         m_CommitterName =rev.m_CommitterName    ;\r
  59         m_CommitterEmail=rev.m_CommitterEmail;\r
  60         m_CommitterDate =rev.m_CommitterDate    ;\r
  61         m_Subject               =rev.m_Subject          ;\r
  62         m_Body                  =rev.m_Body                     ;\r
  63         m_CommitHash    =rev.m_CommitHash       ;\r
  64         m_Files                 =rev.m_Files                    ;       \r
  65         m_Action                =rev.m_Action           ;\r
  66 \r
  67         if(!OmitParentAndMark)\r
  68         {\r
  69                 m_ParentHash    =rev.m_ParentHash       ;\r
  70                 m_Mark                  =rev.m_Mark;\r
  71         }\r
  72         return 0;\r
  73 }\r
  74 int GitRev::ParserFromLog(BYTE_VECTOR &log,int start)\r
  75 {\r
  76         int pos=start;\r
  77         CString one;\r
  78         CString key;\r
  79         CString text;\r
  80         BYTE_VECTOR filelist;\r
  81         BYTE mode=0;\r
  82         CTGitPath  path;\r
  83         this->m_Files.Clear();\r
  84     m_Action=0;\r
  85         int begintime=0;\r
  86         int filebegin=-1;\r
  87 \r
  88         while( pos < log.size() && pos>=0)\r
  89         {\r
  90                 \r
  91                 //one=log.Tokenize(_T("\n"),pos);\r
  92                 if(log[pos]==_T('#') && log[pos+1] == _T('<') && log[pos+3] == _T('>'))\r
  93                 {\r
  94                         //text = one.Right(one.GetLength()-4);\r
  95                         text.Empty();\r
  96                         g_Git.StringAppend(&text,&log[pos+4],CP_UTF8);\r
  97                         mode = log[pos+2];\r
  98                         \r
  99                         switch(mode)\r
 100                         {\r
 101                         case LOG_REV_ITEM_BEGIN:\r
 102                                 begintime++;\r
 103                                 if(begintime>1)\r
 104                                         break;\r
 105                                 else\r
 106                                         this->Clear();\r
 107                                 break;\r
 108                         case LOG_REV_AUTHOR_NAME:\r
 109                                 this->m_AuthorName = text;\r
 110                                 break;\r
 111                         case LOG_REV_AUTHOR_EMAIL:\r
 112                                 this->m_AuthorEmail = text;\r
 113                                 break;\r
 114                         case LOG_REV_AUTHOR_DATE:\r
 115                                 this->m_AuthorDate =ConverFromString(text);\r
 116                                 break;\r
 117                         case LOG_REV_COMMIT_NAME:\r
 118                                 this->m_CommitterName = text;\r
 119                                 break;\r
 120                         case LOG_REV_COMMIT_EMAIL:\r
 121                                 this->m_CommitterEmail = text;\r
 122                                 break;\r
 123                         case LOG_REV_COMMIT_DATE:\r
 124                                 this->m_CommitterDate =ConverFromString(text);\r
 125                                 break;\r
 126                         case LOG_REV_COMMIT_SUBJECT:\r
 127                                 this->m_Subject = text;\r
 128                                 break;\r
 129                         case LOG_REV_COMMIT_BODY:\r
 130                                 this->m_Body = text +_T("\n");\r
 131                                 break;\r
 132                         case LOG_REV_COMMIT_HASH:\r
 133                                 this->m_CommitHash = text.Right(40);\r
 134                                 if(text.GetLength()>40)\r
 135                                 {\r
 136                                         this->m_Mark=text[0];\r
 137                                 }\r
 138                                 break;\r
 139                         case LOG_REV_COMMIT_PARENT:\r
 140                                 while(text.GetLength()>0)\r
 141                                 {\r
 142                                         this->m_ParentHash.insert(this->m_ParentHash.end(),text.Left(40));\r
 143                                         if(text.GetLength()>40)\r
 144                                                 text=text.Right(text.GetLength()-41);\r
 145                                         else\r
 146                                                 break;\r
 147                                 }\r
 148                                 if(m_ParentHash.size()>1)\r
 149                                 {\r
 150                                         int a=1;\r
 151                                 }\r
 152                                 break;\r
 153                         case LOG_REV_COMMIT_FILE:\r
 154                                 break;\r
 155                         }\r
 156                 }else\r
 157                 {\r
 158                         switch(mode)\r
 159                         {\r
 160 //                      case LOG_REV_COMMIT_BODY:\r
 161 //                              this->m_Body += one+_T("\n");\r
 162 //                              break;\r
 163                         case LOG_REV_COMMIT_FILE:\r
 164                                 //filelist += one +_T("\n");\r
 165                                 //filelist.append(log,pos,log.find(0,pos));\r
 166                                 if(filebegin<0)\r
 167                                         filebegin=pos;\r
 168                                 break;\r
 169                         }\r
 170                 }\r
 171                 \r
 172                 if(begintime>1)\r
 173                 {\r
 174                         break;\r
 175                 }\r
 176 \r
 177                 //find next string start \r
 178                 pos=log.findNextString(pos);\r
 179         }\r
 180         \r
 181         if(filebegin>=0)\r
 182         {\r
 183                 \r
 184                 filelist.append(log,filebegin,pos);     \r
 185                 this->m_Files.ParserFromLog(filelist);\r
 186                 this->m_Action=this->m_Files.GetAction();\r
 187         }\r
 188         return pos;\r
 189 }\r
 190 \r
 191 CTime GitRev::ConverFromString(CString input)\r
 192 {\r
 193         // pick up date from string\r
 194         try\r
 195         {\r
 196                 CTime tm(_wtoi(input.Mid(0,4)),\r
 197                                  _wtoi(input.Mid(5,2)),\r
 198                                  _wtoi(input.Mid(8,2)),\r
 199                                  _wtoi(input.Mid(11,2)),\r
 200                                  _wtoi(input.Mid(14,2)),\r
 201                                  _wtoi(input.Mid(17,2)),\r
 202                                  0);\r
 203                 if(tm.GetTime()<=1)\r
 204                         return CTime();//Error parsing time-string\r
 205 \r
 206                 // pick up utc offset\r
 207                 CString sign = input.Mid(20,1);         // + or -\r
 208                 int hoursOffset =  _wtoi(input.Mid(21,2));\r
 209                 int minsOffset = _wtoi(input.Mid(23,2));\r
 210                 if ( sign == "-" )\r
 211                 {\r
 212                         hoursOffset = -hoursOffset;\r
 213                         minsOffset = -minsOffset;\r
 214                 }\r
 215                 // make a timespan object with this value\r
 216                 CTimeSpan offset( 0, hoursOffset, minsOffset, 0 );\r
 217                 // we have to subtract this from the time given to get UTC\r
 218                 tm -= offset;\r
 219                 // get local timezone\r
 220                 SYSTEMTIME sysTime;\r
 221                 tm.GetAsSystemTime( sysTime );\r
 222                 SYSTEMTIME local;\r
 223                 if ( SystemTimeToTzSpecificLocalTime( &m_TimeZone, &sysTime, &local ) )\r
 224                 {\r
 225                         sysTime = local;\r
 226                 }\r
 227                 else\r
 228                 {\r
 229                         ASSERT(false);\r
 230                 }\r
 231                 tm = CTime( sysTime, 0 );\r
 232                 return tm;\r
 233         }\r
 234         catch(CException* e)\r
 235         {\r
 236                 //Probably the date was something like 1970-01-01 00:00:00. _mktime64() doesnt like this.\r
 237                 //Dont let the application crash on this exception\r
 238 \r
 239 #ifdef _AFX //CException classes are only defined when afx.h is included.\r
 240                         //When afx.h is not included, the exception is leaked.\r
 241                         //This will probably never happen because when CException is not defined, it cannot be thrown.\r
 242                 e->Delete();\r
 243 #endif //ifdef _AFX\r
 244         }\r
 245         return CTime(); //Return an invalid time\r
 246 }\r
 247 \r
 248 int GitRev::SafeFetchFullInfo(CGit *git)\r
 249 {\r
 250         if(InterlockedExchange(&m_IsUpdateing,TRUE) == FALSE)\r
 251         {\r
 252                 //GitRev rev;\r
 253                 BYTE_VECTOR onelog;\r
 254                 TCHAR oldmark=this->m_Mark;\r
 255         \r
 256                 git->GetLog(onelog,m_CommitHash,NULL,1,CGit::LOG_INFO_STAT|CGit::LOG_INFO_FILESTATE|CGit::LOG_INFO_DETECT_COPYRENAME|CGit::LOG_INFO_SHOW_MERGEDFILE);\r
 257                 CString oldhash=m_CommitHash;\r
 258                 GIT_REV_LIST oldlist=this->m_ParentHash;\r
 259                 ParserFromLog(onelog);\r
 260                 \r
 261                 //ASSERT(oldhash==m_CommitHash);\r
 262                 if(oldmark!=0)\r
 263                         this->m_Mark=oldmark;  //parser full log will cause old mark overwrited. \r
 264                                                                //So we need keep old bound mark.\r
 265                 this->m_ParentHash=oldlist;\r
 266                 InterlockedExchange(&m_IsUpdateing,FALSE);\r
 267                 InterlockedExchange(&m_IsFull,TRUE);\r
 268                 return 0;\r
 269         }\r
 270         return -1;\r
 271 }