Updated Tortoise.pot
[TortoiseGit.git] / src / TGitCache / StatusCacheEntry.cpp
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1 // TortoiseGit - a Windows shell extension for easy version control
3 // External Cache Copyright (C) 2005-2006,2008 - TortoiseSVN
4 // Copyright (C) 2008-2012 - TortoiseGit
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.
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.
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.
20 #include "stdafx.h"
21 #include ".\statuscacheentry.h"
22 #include "GitStatus.h"
23 #include "CacheInterface.h"
24 #include "registry.h"
26 #define CACHEVERION 7
28 DWORD cachetimeout = (DWORD)CRegStdDWORD(_T("Software\\TortoiseGit\\Cachetimeout"), CACHETIMEOUT);
30 CStatusCacheEntry::CStatusCacheEntry()
31 : m_bSet(false)
32 , m_kind(git_node_unknown)
33 , m_highestPriorityLocalStatus(git_wc_status_none)
34 , m_bAssumeValid(false)
35 , m_bSkipWorktree(false)
37 SetAsUnversioned();
40 CStatusCacheEntry::CStatusCacheEntry(const git_wc_status_kind status)
41 : m_bSet(true)
42 , m_kind(git_node_unknown)
43 , m_highestPriorityLocalStatus(status)
44 , m_bAssumeValid(false)
45 , m_bSkipWorktree(false)
47 m_GitStatus.prop_status=m_GitStatus.text_status = status;
48 m_discardAtTime = GetTickCount()+cachetimeout;
51 CStatusCacheEntry::CStatusCacheEntry(const git_wc_status2_t* pGitStatus, __int64 lastWriteTime, bool /*bReadOnly*/, DWORD validuntil /* = 0*/)
52 : m_bSet(false)
53 , m_kind(git_node_unknown)
54 , m_highestPriorityLocalStatus(git_wc_status_none)
56 SetStatus(pGitStatus);
57 m_lastWriteTime = lastWriteTime;
58 if (validuntil)
59 m_discardAtTime = validuntil;
60 else
61 m_discardAtTime = GetTickCount()+cachetimeout;
64 bool CStatusCacheEntry::SaveToDisk(FILE * pFile)
66 #define WRITEVALUETOFILE(x) if (fwrite(&x, sizeof(x), 1, pFile)!=1) return false;
67 #define WRITESTRINGTOFILE(x) if (x.IsEmpty()) {value=0;WRITEVALUETOFILE(value);}else{value=x.GetLength();WRITEVALUETOFILE(value);if (fwrite((LPCSTR)x, sizeof(char), value, pFile)!=value) return false;}
69 unsigned int value = CACHEVERION;
70 WRITEVALUETOFILE(value); // 'version' of this save-format
71 WRITEVALUETOFILE(m_highestPriorityLocalStatus);
72 WRITEVALUETOFILE(m_lastWriteTime);
73 WRITEVALUETOFILE(m_bSet);
74 WRITEVALUETOFILE(m_kind);
76 // now save the status struct (without the entry field, because we don't use that)
77 WRITEVALUETOFILE(m_GitStatus.prop_status);
78 // WRITEVALUETOFILE(m_GitStatus.repos_prop_status);
79 // WRITEVALUETOFILE(m_GitStatus.repos_text_status);
80 WRITEVALUETOFILE(m_GitStatus.text_status);
81 WRITEVALUETOFILE(m_GitStatus.assumeValid);
82 WRITEVALUETOFILE(m_GitStatus.skipWorktree);
83 return true;
86 bool CStatusCacheEntry::LoadFromDisk(FILE * pFile)
88 #define LOADVALUEFROMFILE(x) if (fread(&x, sizeof(x), 1, pFile)!=1) return false;
89 try
91 unsigned int value = 0;
92 LOADVALUEFROMFILE(value);
93 if (value != CACHEVERION)
94 return false; // not the correct version
95 LOADVALUEFROMFILE(m_highestPriorityLocalStatus);
96 LOADVALUEFROMFILE(m_lastWriteTime);
97 LOADVALUEFROMFILE(m_bSet);
98 LOADVALUEFROMFILE(m_kind);
99 SecureZeroMemory(&m_GitStatus, sizeof(m_GitStatus));
100 LOADVALUEFROMFILE(m_GitStatus.prop_status);
101 // LOADVALUEFROMFILE(m_GitStatus.repos_prop_status);
102 // LOADVALUEFROMFILE(m_GitStatus.repos_text_status);
103 LOADVALUEFROMFILE(m_GitStatus.text_status);
104 LOADVALUEFROMFILE(m_GitStatus.assumeValid);
105 LOADVALUEFROMFILE(m_GitStatus.skipWorktree);
106 // m_GitStatus.entry = NULL;
107 m_discardAtTime = GetTickCount()+cachetimeout;
109 catch ( CAtlException )
111 return false;
113 return true;
116 void CStatusCacheEntry::SetStatus(const git_wc_status2_t* pGitStatus)
118 if(pGitStatus == NULL)
120 SetAsUnversioned();
122 else
124 m_highestPriorityLocalStatus = GitStatus::GetMoreImportant(pGitStatus->prop_status, pGitStatus->text_status);
125 m_GitStatus = *pGitStatus;
126 if (m_kind != git_node_dir)
128 m_bAssumeValid = pGitStatus->assumeValid;
129 m_bSkipWorktree = pGitStatus->skipWorktree;
132 m_discardAtTime = GetTickCount()+cachetimeout;
133 m_bSet = true;
137 void CStatusCacheEntry::SetAsUnversioned()
139 SecureZeroMemory(&m_GitStatus, sizeof(m_GitStatus));
140 m_discardAtTime = GetTickCount()+cachetimeout;
141 git_wc_status_kind status = git_wc_status_none;
142 if (m_highestPriorityLocalStatus == git_wc_status_missing)
143 status = git_wc_status_missing;
144 if (m_highestPriorityLocalStatus == git_wc_status_unversioned)
145 status = git_wc_status_unversioned;
146 m_highestPriorityLocalStatus = status;
147 m_GitStatus.prop_status = git_wc_status_none;
148 m_GitStatus.text_status = status;
149 m_lastWriteTime = 0;
150 m_bAssumeValid = false;
153 bool CStatusCacheEntry::HasExpired(long now) const
155 return m_discardAtTime != 0 && (now - m_discardAtTime) >= 0;
158 void CStatusCacheEntry::BuildCacheResponse(TGITCacheResponse& response, DWORD& responseLength) const
160 SecureZeroMemory(&response, sizeof(response));
161 response.m_status = m_GitStatus;
162 response.m_bAssumeValid = m_bAssumeValid;
163 response.m_bSkipWorktree = m_bSkipWorktree;
164 responseLength = sizeof(response);
166 // directories that are empty or only contain unversioned files will be git_wc_status_incomplete, report as unversioned
167 if (response.m_status.text_status == git_wc_status_incomplete)
169 response.m_status.text_status = response.m_status.prop_status = git_wc_status_unversioned;
173 bool CStatusCacheEntry::IsVersioned() const
175 return m_highestPriorityLocalStatus > git_wc_status_unversioned;
178 bool CStatusCacheEntry::DoesFileTimeMatch(__int64 testTime) const
180 return m_lastWriteTime == testTime;
184 bool CStatusCacheEntry::ForceStatus(git_wc_status_kind forcedStatus)
186 git_wc_status_kind newStatus = forcedStatus;
188 if(newStatus != m_highestPriorityLocalStatus)
190 // We've had a status change
191 m_highestPriorityLocalStatus = newStatus;
192 m_GitStatus.text_status = newStatus;
193 m_GitStatus.prop_status = newStatus;
194 m_discardAtTime = GetTickCount()+cachetimeout;
195 return true;
197 return false;
200 bool
201 CStatusCacheEntry::HasBeenSet() const
203 return m_bSet;
206 void CStatusCacheEntry::Invalidate()
208 m_bSet = false;