lyx_mirror/src/lyxvc.C
Lars Gullik Bjønnes c38370d1c3 the exception safety patch
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8020 a592a061-630c-0410-9148-cb99ea01b6c8
2003-11-03 17:47:28 +00:00

230 lines
4.3 KiB
C

/**
* \file lyxvc.C
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author Lars Gullik Bjønnes
* \author Jean-Marc Lasgouttes
* \author Angus Leeming
* \author John Levon
* \author André Pönitz
* \author Allan Rae
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "lyxvc.h"
#include "vc-backend.h"
#include "debug.h"
#include "buffer.h"
#include "gettext.h"
#include "frontends/Alert.h"
#include "support/filetools.h"
#include "support/lyxlib.h"
using lyx::support::bformat;
using lyx::support::IsFileReadable;
using lyx::support::MakeDisplayPath;
using lyx::support::tempName;
using std::endl;
using std::string;
using std::pair;
LyXVC::LyXVC()
{
owner_ = 0;
}
// for the sake of boost::scoped_ptr
LyXVC::~LyXVC()
{}
bool LyXVC::file_found_hook(string const & fn)
{
string found_file;
// Check if file is under RCS
if (!(found_file = RCS::find_file(fn)).empty()) {
vcs.reset(new RCS(found_file));
vcs->owner(owner_);
return true;
}
// Check if file is under CVS
if (!(found_file = CVS::find_file(fn)).empty()) {
vcs.reset(new CVS(found_file, fn));
vcs->owner(owner_);
return true;
}
// file is not under any VCS.
return false;
}
bool LyXVC::file_not_found_hook(string const & fn)
{
// Check if file is under RCS
if (!RCS::find_file(fn).empty())
return true;
if (!CVS::find_file(fn).empty())
return true;
return false;
}
void LyXVC::buffer(Buffer * buf)
{
owner_ = buf;
}
void LyXVC::registrer()
{
string const filename = owner_->fileName();
// there must be a file to save
if (!IsFileReadable(filename)) {
Alert::error(_("Document not saved"),
_("You must save the document "
"before it can be registered."));
return;
}
// it is very likely here that the vcs is not created yet...
if (!vcs) {
string const cvs_entries = "CVS/Entries";
if (IsFileReadable(cvs_entries)) {
lyxerr[Debug::LYXVC]
<< "LyXVC: registering "
<< MakeDisplayPath(filename)
<< " with CVS" << endl;
vcs.reset(new CVS(cvs_entries, filename));
} else {
lyxerr[Debug::LYXVC]
<< "LyXVC: registering "
<< MakeDisplayPath(filename)
<< " with RCS" << endl;
vcs.reset(new RCS(filename));
}
vcs->owner(owner_);
}
lyxerr[Debug::LYXVC] << "LyXVC: registrer" << endl;
pair<bool, string> tmp =
Alert::askForText(_("LyX VC: Initial description"),
_("(no initial description)"));
if (!tmp.first || tmp.second.empty()) {
// should we insist on checking tmp.second.empty()?
lyxerr[Debug::LYXVC] << "LyXVC: user cancelled" << endl;
return;
}
vcs->registrer(tmp.second);
}
void LyXVC::checkIn()
{
lyxerr[Debug::LYXVC] << "LyXVC: checkIn" << endl;
pair<bool, string> tmp = Alert::askForText(_("LyX VC: Log Message"));
if (tmp.first) {
if (tmp.second.empty()) {
tmp.second = _("(no log message)");
}
vcs->checkIn(tmp.second);
} else {
lyxerr[Debug::LYXVC] << "LyXVC: user cancelled" << endl;
}
}
void LyXVC::checkOut()
{
lyxerr[Debug::LYXVC] << "LyXVC: checkOut" << endl;
vcs->checkOut();
}
void LyXVC::revert()
{
lyxerr[Debug::LYXVC] << "LyXVC: revert" << endl;
string const file = MakeDisplayPath(owner_->fileName(), 20);
string text = bformat(_("Reverting to the stored version of the "
"document %1$s will lose all current changes.\n\n"
"Do you want to revert to the saved version?"), file);
int const ret = Alert::prompt(_("Revert to stored version of document?"),
text, 0, 1, _("&Revert"), _("&Cancel"));
if (ret == 0)
vcs->revert();
}
void LyXVC::undoLast()
{
vcs->undoLast();
}
void LyXVC::toggleReadOnly()
{
switch (vcs->status()) {
case VCS::UNLOCKED:
lyxerr[Debug::LYXVC] << "LyXVC: toggle to locked" << endl;
checkOut();
break;
case VCS::LOCKED:
lyxerr[Debug::LYXVC] << "LyXVC: toggle to unlocked" << endl;
checkIn();
break;
}
}
bool LyXVC::inUse()
{
if (vcs) return true;
return false;
}
//string const & LyXVC::version() const
//{
// return vcs->version();
//}
string const LyXVC::versionString() const
{
return vcs->versionString();
}
string const & LyXVC::locker() const
{
return vcs->locker();
}
string const LyXVC::getLogFile() const
{
if (!vcs)
return string();
string tmpf = tempName(string(), "lyxvclog");
lyxerr[Debug::LYXVC] << "Generating logfile " << tmpf << endl;
vcs->getLog(tmpf);
return tmpf;
}