mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-09-20 06:49:56 +00:00
468 lines
9.9 KiB
C++
468 lines
9.9 KiB
C++
/**
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* \file LyXVC.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author Lars Gullik Bjønnes
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* \author Jean-Marc Lasgouttes
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* \author Angus Leeming
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* \author John Levon
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* \author André Pönitz
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* \author Allan Rae
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "LyXVC.h"
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#include "VCBackend.h"
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#include "Buffer.h"
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#include "frontends/alert.h"
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#include "support/debug.h"
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#include "support/filetools.h"
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#include "support/gettext.h"
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#include "support/lstrings.h"
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#include "support/TempFile.h"
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using namespace std;
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using namespace lyx::support;
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namespace lyx {
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namespace Alert = frontend::Alert;
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LyXVC::LyXVC()
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{
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owner_ = nullptr;
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}
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docstring LyXVC::vcstatus() const
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{
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if (!vcs_)
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return docstring();
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if (locking())
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return bformat(_("%1$s lock"), from_ascii(vcs_->vcname()));
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else
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return from_ascii(vcs_->vcname());
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}
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bool LyXVC::fileInVC(FileName const & fn)
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{
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if (!RCS::findFile(fn).empty())
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return true;
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if (!CVS::findFile(fn).empty())
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return true;
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if (SVN::findFile(fn))
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return true;
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if (GIT::findFile(fn))
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return true;
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return false;
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}
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bool LyXVC::file_found_hook(FileName const & fn)
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{
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FileName found_file;
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// Check if file is under RCS
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if (!(found_file = RCS::findFile(fn)).empty()) {
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vcs_.reset(new RCS(found_file, owner_));
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return true;
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}
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// Check if file is under CVS
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if (!(found_file = CVS::findFile(fn)).empty()) {
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vcs_.reset(new CVS(found_file, owner_));
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return true;
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}
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// Check if file is under SVN
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if (SVN::findFile(fn)) {
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vcs_.reset(new SVN(owner_));
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return true;
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}
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// Check if file is under GIT
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if (GIT::findFile(fn)) {
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vcs_.reset(new GIT(owner_));
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return true;
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}
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// file is not under any VCS.
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vcs_.reset(nullptr);
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return false;
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}
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bool LyXVC::file_not_found_hook(FileName const & fn)
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{
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// Check if file is under version control.
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// This happens if we are trying to load file that does not exist.
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// It may yet exist in the repository and so could be checked out.
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bool foundRCS = !RCS::findFile(fn).empty();
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bool foundCVS = foundRCS ? false : !CVS::findFile(fn).empty();
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bool foundSVN = (foundRCS || foundCVS) ? false : SVN::findFile(fn);
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bool foundGIT = (foundRCS || foundCVS || foundSVN) ? false : GIT::findFile(fn);
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if (foundRCS || foundCVS || foundSVN || foundGIT) {
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docstring const file = makeDisplayPath(fn.absFileName(), 20);
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docstring const text =
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bformat(_("Do you want to retrieve the document"
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" %1$s from version control?"), file);
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int const ret = Alert::prompt(_("Retrieve from version control?"),
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text, 0, 1, _("&Retrieve"), _("&Cancel"));
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if (ret == 0) {
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// Since the retrieve commands are implemented using
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// more general update commands we need to ensure that
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// we do not change an existing file by accident.
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if (fn.exists())
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return false;
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if (foundRCS)
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return RCS::retrieve(fn);
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else if (foundCVS)
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return CVS::retrieve(fn);
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else if (foundSVN)
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return SVN::retrieve(fn);
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else
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return GIT::retrieve(fn);
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}
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}
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return false;
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}
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void LyXVC::setBuffer(Buffer * buf)
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{
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owner_ = buf;
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}
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bool LyXVC::registrer()
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{
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FileName const filename = owner_->fileName();
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// there must be a file to save
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if (!filename.isReadableFile()) {
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Alert::error(_("Document not saved"),
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_("You must save the document "
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"before it can be registered."));
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return false;
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}
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// it is very likely here that the vcs is not created yet...
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if (!vcs_) {
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FileName found = VCS::checkParentDirs(filename, ".git/index");
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if (!found.empty()) {
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LYXERR(Debug::LYXVC, "LyXVC: registering "
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<< to_utf8(filename.displayName()) << " with GIT");
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vcs_.reset(new GIT(owner_));
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} else {
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found = VCS::checkParentDirs(filename, ".svn/entries");
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if (!found.empty()) {
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LYXERR(Debug::LYXVC, "LyXVC: registering "
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<< to_utf8(filename.displayName()) << " with SVN");
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vcs_.reset(new SVN(owner_));
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} else {
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// We only need to check the current directory, since CVS meta-data
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// is in every sub-directory.
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FileName const cvs_entries(onlyPath(filename.absFileName()) + "/CVS/Entries");
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if (cvs_entries.isReadableFile()) {
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LYXERR(Debug::LYXVC, "LyXVC: registering "
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<< to_utf8(filename.displayName()) << " with CVS");
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vcs_.reset(new CVS(cvs_entries, owner_));
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} else {
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// If all else fails, use RCS
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LYXERR(Debug::LYXVC, "LyXVC: registering "
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<< to_utf8(filename.displayName()) << " with RCS");
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vcs_.reset(new RCS(FileName(), owner_));
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}
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}
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}
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}
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LYXERR(Debug::LYXVC, "LyXVC: registrer");
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docstring response;
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bool ok = Alert::askForText(response, _("LyX VC: Initial description"),
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_("(no initial description)"));
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if (!ok) {
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LYXERR(Debug::LYXVC, "LyXVC: user cancelled");
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vcs_.reset(nullptr);
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return false;
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}
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if (response.empty())
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response = _("(no initial description)");
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vcs_->registrer(to_utf8(response));
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return true;
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}
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string LyXVC::rename(FileName const & fn)
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{
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LYXERR(Debug::LYXVC, "LyXVC: rename");
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if (!vcs_ || fileInVC(fn))
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return string();
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docstring response;
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bool ok = Alert::askForText(response, _("LyX VC: Log message"),
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_("(no log message)"));
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if (!ok) {
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LYXERR(Debug::LYXVC, "LyXVC: user cancelled");
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return string();
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}
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if (response.empty())
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response = _("(no log message)");
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string ret = vcs_->rename(fn, to_utf8(response));
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return ret;
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}
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string LyXVC::copy(FileName const & fn)
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{
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LYXERR(Debug::LYXVC, "LyXVC: copy");
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if (!vcs_ || fileInVC(fn))
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return string();
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docstring response;
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bool ok = Alert::askForText(response, _("LyX VC: Log message"),
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_("(no log message)"));
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if (!ok) {
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LYXERR(Debug::LYXVC, "LyXVC: user cancelled");
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return string();
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}
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if (response.empty())
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response = _("(no log message)");
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string ret = vcs_->copy(fn, to_utf8(response));
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return ret;
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}
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LyXVC::CommandResult LyXVC::checkIn(string & log)
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{
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LYXERR(Debug::LYXVC, "LyXVC: checkIn");
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if (!vcs_)
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return ErrorBefore;
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docstring empty(_("(no log message)"));
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docstring response;
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bool ok = true;
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if (vcs_->isCheckInWithConfirmation())
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ok = Alert::askForText(response, _("LyX VC: Log Message"));
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if (ok) {
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if (response.empty())
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response = empty;
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//shell collisions
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response = subst(response, from_ascii("\""), from_ascii("\\\""));
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return vcs_->checkIn(to_utf8(response), log);
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} else {
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LYXERR(Debug::LYXVC, "LyXVC: user cancelled");
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return Cancelled;
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}
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}
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string LyXVC::checkOut()
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{
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if (!vcs_)
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return string();
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//RCS allows checkOut only in ReadOnly mode
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if (vcs_->toggleReadOnlyEnabled() && !owner_->hasReadonlyFlag())
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return string();
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LYXERR(Debug::LYXVC, "LyXVC: checkOut");
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return vcs_->checkOut();
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}
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string LyXVC::repoUpdate()
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{
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LYXERR(Debug::LYXVC, "LyXVC: repoUpdate");
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if (!vcs_)
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return string();
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return vcs_->repoUpdate();
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}
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string LyXVC::lockingToggle()
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{
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LYXERR(Debug::LYXVC, "LyXVC: toggle locking property");
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if (!vcs_)
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return string();
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return vcs_->lockingToggle();
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}
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bool LyXVC::revert()
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{
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LYXERR(Debug::LYXVC, "LyXVC: revert");
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if (!vcs_)
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return false;
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docstring const file = owner_->fileName().displayName(20);
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docstring text = bformat(_("Reverting to the stored version of the "
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"document %1$s will lose all current changes.\n\n"
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"Do you want to revert to the older version?"), file);
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int ret = 0;
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if (vcs_->isRevertWithConfirmation())
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ret = Alert::prompt(_("Revert to stored version of document?"),
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text, 0, 1, _("&Revert"), _("&Cancel"));
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return ret == 0 && vcs_->revert();
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}
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void LyXVC::undoLast()
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{
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if (!vcs_)
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return;
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vcs_->undoLast();
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}
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string LyXVC::toggleReadOnly()
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{
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if (!vcs_)
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return string();
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if (!vcs_->toggleReadOnlyEnabled())
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return string();
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switch (vcs_->status()) {
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case VCS::UNLOCKED:
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LYXERR(Debug::LYXVC, "LyXVC: toggle to locked");
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return checkOut();
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case VCS::LOCKED: {
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LYXERR(Debug::LYXVC, "LyXVC: toggle to unlocked");
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string log;
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if (checkIn(log) != VCSuccess)
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return string();
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return log;
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}
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case VCS::NOLOCKING:
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Buffer * b = vcs_->owner();
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bool const newstate = !b->hasReadonlyFlag();
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string result = "LyXVC: toggle to ";
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result += (newstate ? "readonly" : "readwrite");
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LYXERR(Debug::LYXVC, result);
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b->setReadonly(newstate);
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return result;
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}
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return string();
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}
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bool LyXVC::inUse() const
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{
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return vcs_ != nullptr;
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}
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string const LyXVC::versionString() const
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{
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if (!vcs_)
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return string();
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return vcs_->versionString();
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}
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bool LyXVC::locking() const
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{
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if (!vcs_)
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return false;
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return vcs_->status() != VCS::NOLOCKING;
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}
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string const LyXVC::getLogFile() const
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{
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if (!vcs_)
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return string();
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TempFile tempfile("lyxvclog");
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tempfile.setAutoRemove(false);
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FileName const tmpf = tempfile.name();
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if (tmpf.empty()) {
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LYXERR(Debug::LYXVC, "Could not generate logfile " << tmpf);
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return string();
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}
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LYXERR(Debug::LYXVC, "Generating logfile " << tmpf);
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vcs_->getLog(tmpf);
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return tmpf.absFileName();
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}
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string LyXVC::revisionInfo(RevisionInfo const info) const
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{
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if (!vcs_)
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return string();
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return vcs_->revisionInfo(info);
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}
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bool LyXVC::renameEnabled() const
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{
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if (!inUse())
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return false;
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return vcs_->renameEnabled();
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}
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bool LyXVC::copyEnabled() const
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{
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if (!inUse())
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return false;
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return vcs_->copyEnabled();
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}
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bool LyXVC::checkOutEnabled() const
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{
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return vcs_ && vcs_->checkOutEnabled();
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}
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bool LyXVC::checkInEnabled() const
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{
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return vcs_ && vcs_->checkInEnabled();
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}
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bool LyXVC::isCheckInWithConfirmation() const
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{
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return vcs_ && vcs_->isCheckInWithConfirmation();
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}
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bool LyXVC::lockingToggleEnabled() const
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{
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return vcs_ && vcs_->lockingToggleEnabled();
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}
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bool LyXVC::undoLastEnabled() const
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{
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return vcs_ && vcs_->undoLastEnabled();
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}
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bool LyXVC::repoUpdateEnabled() const
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{
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return vcs_ && vcs_->repoUpdateEnabled();
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}
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bool LyXVC::prepareFileRevision(string const & rev, std::string & f)
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{
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return vcs_ && vcs_->prepareFileRevision(rev, f);
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}
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bool LyXVC::prepareFileRevisionEnabled()
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{
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return vcs_ && vcs_->prepareFileRevisionEnabled();
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}
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} // namespace lyx
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