mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-12-16 18:03:49 +00:00
595 lines
17 KiB
C++
595 lines
17 KiB
C++
// -*- C++ -*-
|
|
/**
|
|
* \file VCBackend.h
|
|
* This file is part of LyX, the document processor.
|
|
* Licence details can be found in the file COPYING.
|
|
*
|
|
* \author Lars Gullik Bjønnes
|
|
* \author Pavel Sanda
|
|
*
|
|
* Full author contact details are available in file CREDITS.
|
|
*/
|
|
|
|
#ifndef VC_BACKEND_H
|
|
#define VC_BACKEND_H
|
|
|
|
#include "support/FileName.h"
|
|
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
#include "LyXVC.h"
|
|
|
|
|
|
namespace lyx {
|
|
|
|
class Buffer;
|
|
|
|
/// A simple version control system interface
|
|
class VCS {
|
|
public:
|
|
/// the status of the managed file
|
|
enum VCStatus {
|
|
UNLOCKED,
|
|
LOCKED,
|
|
NOLOCKING,
|
|
};
|
|
|
|
VCS(Buffer * b) : vcstatus_(NOLOCKING), owner_(b) {}
|
|
virtual ~VCS() {}
|
|
|
|
/// the name of the vc backend
|
|
virtual std::string vcname() const = 0;
|
|
/// register a file for version control
|
|
virtual void registrer(std::string const & msg) = 0;
|
|
/// can this operation be processed in the current VCS?
|
|
virtual bool renameEnabled() = 0;
|
|
/// rename a file. Return non-empty log on success, empty log on failure.
|
|
virtual std::string rename(support::FileName const &, std::string const &) = 0;
|
|
/// can this operation be processed in the current VCS?
|
|
virtual bool copyEnabled() = 0;
|
|
/// copy a file. Return non-empty log on success, empty log on failure.
|
|
virtual std::string copy(support::FileName const &, std::string const &) = 0;
|
|
/// check in the current revision.
|
|
/// \p log is non-empty on success and may be empty on failure.
|
|
virtual LyXVC::CommandResult
|
|
checkIn(std::string const & msg, std::string & log) = 0;
|
|
/// can this operation be processed in the current VCS?
|
|
virtual bool checkInEnabled() = 0;
|
|
/// should a log message provided for next checkin?
|
|
virtual bool isCheckInWithConfirmation() = 0;
|
|
/// check out for editing, returns log
|
|
virtual std::string checkOut() = 0;
|
|
/// can this operation be processed in the current VCS?
|
|
virtual bool checkOutEnabled() = 0;
|
|
/// synchronize with repository, returns log
|
|
virtual std::string repoUpdate() = 0;
|
|
/// can this operation be processed in the current VCS?
|
|
virtual bool repoUpdateEnabled() = 0;
|
|
/// toggle locking property of the file
|
|
virtual std::string lockingToggle() = 0;
|
|
/// can this operation be processed in the current VCS?
|
|
virtual bool lockingToggleEnabled() = 0;
|
|
/// revert current edits
|
|
virtual bool revert() = 0;
|
|
/// should a confirmation before revert requested?
|
|
virtual bool isRevertWithConfirmation() = 0;
|
|
/**
|
|
* Merge the current with the previous version
|
|
* in a reverse patch kind of way, so that the
|
|
* result is to revert the last changes.
|
|
*/
|
|
virtual void undoLast() = 0;
|
|
/// can this operation be processed in the current VCS?
|
|
virtual bool undoLastEnabled() = 0;
|
|
/**
|
|
* getLog - read the revision log into the given file
|
|
* @param fname file name to read into
|
|
*/
|
|
virtual void getLog(support::FileName const &) = 0;
|
|
/// return the current version description
|
|
virtual std::string const versionString() const = 0;
|
|
/// return the owning buffer
|
|
Buffer * owner() const { return owner_; }
|
|
/// return the lock status of this file
|
|
VCStatus status() const { return vcstatus_; }
|
|
/// do we need special handling for read-only toggling?
|
|
/// (also used for check-out operation)
|
|
virtual bool toggleReadOnlyEnabled() = 0;
|
|
/// Return revision info specified by the argument.
|
|
virtual std::string revisionInfo(LyXVC::RevisionInfo const info) = 0;
|
|
/// can this operation be processed in the current VCS?
|
|
virtual bool prepareFileRevision(std::string const & rev, std::string & f) = 0;
|
|
/// can this operation be processed in the current VCS?
|
|
virtual bool prepareFileRevisionEnabled() = 0;
|
|
|
|
/// Check the directory given in start and all parent directories
|
|
/// for the existence of some other file
|
|
/// \param start : where we start looking (we will strip the filename if given
|
|
/// and just use the directory
|
|
/// \param file : the directory or file for which to look
|
|
/// Note that this can be e.g. ".git/index", so we will look for the .git
|
|
/// directory and also for an index file in it.
|
|
/// Returns a FileName object for the found file or else an empty FileName
|
|
static support::FileName checkParentDirs(support::FileName const & start, std::string const & file);
|
|
|
|
protected:
|
|
/// parse information from the version file
|
|
virtual void scanMaster() = 0;
|
|
|
|
/// Prepare a version identifier suitable for RCS and CVS.
|
|
/// If needed converts last or relative number to the absolute revision.
|
|
bool makeRCSRevision(std::string const &version, std::string &revis) const;
|
|
|
|
/// GUI container for doVCCommandCall
|
|
int doVCCommand(std::string const & cmd, support::FileName const & path, bool reportError = true);
|
|
/**
|
|
* doVCCommandCall - call out to the version control utility
|
|
* @param cmd the command to execute
|
|
* @param path the path from which to execute
|
|
* @return exit status
|
|
*/
|
|
static int doVCCommandCall(std::string const & cmd,
|
|
support::FileName const & path = support::FileName());
|
|
|
|
/// The status of the VC controlled file.
|
|
VCStatus vcstatus_;
|
|
|
|
/// The buffer using this VC
|
|
Buffer * const owner_;
|
|
};
|
|
|
|
|
|
///
|
|
class RCS : public VCS {
|
|
public:
|
|
|
|
explicit
|
|
RCS(support::FileName const & m, Buffer * b);
|
|
|
|
/// Determine whether the file is under RCS control
|
|
/// \return the file containing the meta-data (FILE,v) if so, else empty
|
|
static support::FileName const findFile(support::FileName const & file);
|
|
|
|
/// get file from repo, the caller must ensure that it does not exist locally
|
|
static bool retrieve(support::FileName const & file);
|
|
|
|
std::string vcname() const override { return "RCS"; }
|
|
|
|
void registrer(std::string const & msg) override;
|
|
|
|
bool renameEnabled() override;
|
|
|
|
std::string rename(support::FileName const &, std::string const &) override;
|
|
|
|
bool copyEnabled() override;
|
|
|
|
std::string copy(support::FileName const &, std::string const &) override;
|
|
|
|
LyXVC::CommandResult
|
|
checkIn(std::string const & msg, std::string & log) override;
|
|
|
|
bool checkInEnabled() override;
|
|
|
|
bool isCheckInWithConfirmation() override;
|
|
|
|
std::string checkOut() override;
|
|
|
|
bool checkOutEnabled() override;
|
|
|
|
std::string repoUpdate() override;
|
|
|
|
bool repoUpdateEnabled() override;
|
|
|
|
std::string lockingToggle() override;
|
|
|
|
bool lockingToggleEnabled() override;
|
|
|
|
bool revert() override;
|
|
|
|
bool isRevertWithConfirmation() override;
|
|
|
|
void undoLast() override;
|
|
|
|
bool undoLastEnabled() override;
|
|
|
|
void getLog(support::FileName const &) override;
|
|
|
|
std::string const versionString() const override {
|
|
return "RCS: " + version_;
|
|
}
|
|
|
|
bool toggleReadOnlyEnabled() override;
|
|
|
|
std::string revisionInfo(LyXVC::RevisionInfo const info) override;
|
|
|
|
bool prepareFileRevision(std::string const & rev, std::string & f) override;
|
|
|
|
bool prepareFileRevisionEnabled() override;
|
|
|
|
protected:
|
|
void scanMaster() override;
|
|
private:
|
|
bool getRevisionInfo();
|
|
/**
|
|
* The master VC file. For RCS this is *,v or RCS/ *,v.
|
|
* master should have full path.
|
|
*/
|
|
support::FileName master_;
|
|
|
|
/**
|
|
* The version of the VC file. I am not sure if this can be a
|
|
* string or if it must be a float/int.
|
|
*/
|
|
std::string version_;
|
|
/// The user currently keeping the lock on the VC file (or "Unlocked").
|
|
std::string locker_;
|
|
/// Cache for revision info.
|
|
std::string rev_date_cache_;
|
|
///
|
|
std::string rev_time_cache_;
|
|
///
|
|
std::string rev_author_cache_;
|
|
};
|
|
|
|
|
|
///
|
|
class CVS : public VCS {
|
|
public:
|
|
///
|
|
explicit
|
|
CVS(support::FileName const & m, Buffer * b);
|
|
|
|
/// Determine whether the file is under CVS control
|
|
/// \return the file containing the meta-data (CVS/entries) if so, else empty
|
|
static support::FileName const findFile(support::FileName const & file);
|
|
|
|
/// get file from repo, the caller must ensure that it does not exist locally
|
|
static bool retrieve(support::FileName const & file);
|
|
|
|
std::string vcname() const override { return "CVS"; }
|
|
|
|
void registrer(std::string const & msg) override;
|
|
|
|
bool renameEnabled() override;
|
|
|
|
std::string rename(support::FileName const &, std::string const &) override;
|
|
|
|
bool copyEnabled() override;
|
|
|
|
std::string copy(support::FileName const &, std::string const &) override;
|
|
|
|
LyXVC::CommandResult
|
|
checkIn(std::string const & msg, std::string & log) override;
|
|
|
|
bool checkInEnabled() override;
|
|
|
|
bool isCheckInWithConfirmation() override;
|
|
|
|
std::string checkOut() override;
|
|
|
|
bool checkOutEnabled() override;
|
|
|
|
std::string repoUpdate() override;
|
|
|
|
bool repoUpdateEnabled() override;
|
|
|
|
std::string lockingToggle() override;
|
|
|
|
bool lockingToggleEnabled() override;
|
|
|
|
bool isRevertWithConfirmation() override;
|
|
|
|
bool revert() override;
|
|
|
|
void undoLast() override;
|
|
|
|
bool undoLastEnabled() override;
|
|
|
|
void getLog(support::FileName const &) override;
|
|
|
|
/// Check for messages in cvs output.
|
|
/// Returns conflict line.
|
|
std::string scanLogFile(support::FileName const & f, std::string & status);
|
|
|
|
std::string const versionString() const override {
|
|
return "CVS: " + version_;
|
|
}
|
|
|
|
bool toggleReadOnlyEnabled() override;
|
|
|
|
std::string revisionInfo(LyXVC::RevisionInfo const info) override;
|
|
|
|
bool prepareFileRevision(std::string const & rev, std::string & f) override;
|
|
|
|
bool prepareFileRevisionEnabled() override;
|
|
|
|
protected:
|
|
void scanMaster() override;
|
|
/// the mode of operation for some VC commands
|
|
enum OperationMode {
|
|
Directory = 0,
|
|
File = 1
|
|
};
|
|
/// possible status values of file
|
|
enum CvsStatus {
|
|
UpToDate = 0,
|
|
LocallyModified = 1,
|
|
LocallyAdded = 2,
|
|
NeedsMerge = 3,
|
|
NeedsCheckout = 4,
|
|
NoCvsFile = 5,
|
|
StatusError = 6
|
|
};
|
|
|
|
private:
|
|
/**
|
|
* The master VC file. For CVS this is CVS/Entries
|
|
* master should have full path.
|
|
*/
|
|
support::FileName master_;
|
|
// revision number from scanMaster
|
|
std::string version_;
|
|
|
|
/**
|
|
* doVCCommandWithOutput
|
|
* - call out to the version control utility
|
|
* - it is able to collect output in a file
|
|
* @param cmd the command to execute
|
|
* @param path the path from which to execute
|
|
* @param output the path where to store output
|
|
* @param reportError display of low level error message dialog
|
|
* @return exit status
|
|
*/
|
|
int doVCCommandWithOutput(std::string const & cmd,
|
|
support::FileName const & path,
|
|
support::FileName const & output,
|
|
bool reportError = true);
|
|
static int doVCCommandCallWithOutput(std::string const & cmd,
|
|
support::FileName const & path,
|
|
support::FileName const & output);
|
|
|
|
/// return the quoted pathname if Directory or filename if File
|
|
std::string const getTarget(OperationMode opmode) const;
|
|
/// collect the diff of file or directory against repository
|
|
/// result is placed in temporary file
|
|
void getDiff(OperationMode opmode, support::FileName const & tmpf);
|
|
/// make the file ready for editing:
|
|
/// save a copy in CVS/Base and change file permissions to rw if needed
|
|
int edit();
|
|
/// revert the edit operation
|
|
int unedit();
|
|
/// retrieve repository changes into working copy
|
|
int update(OperationMode opmode, support::FileName const & tmpf);
|
|
/// check readonly state for file
|
|
/// assume true when file is writable
|
|
bool isLocked() const;
|
|
/// query and parse the cvs status of file
|
|
CvsStatus getStatus();
|
|
/// convert enum to string
|
|
docstring toString(CvsStatus status) const;
|
|
|
|
/// cache the info values of current file revision
|
|
/// author, date and time of commit
|
|
std::string rev_author_cache_;
|
|
std::string rev_date_cache_;
|
|
std::string rev_time_cache_;
|
|
/// fills the cache values, returns true if successfull.
|
|
void getRevisionInfo();
|
|
bool have_rev_info_;
|
|
};
|
|
|
|
|
|
///
|
|
class SVN : public VCS {
|
|
public:
|
|
///
|
|
explicit
|
|
SVN(Buffer * b);
|
|
|
|
/// Determine whether the file is under SVN control
|
|
static bool findFile(support::FileName const & file);
|
|
|
|
/// get file from repo, the caller must ensure that it does not exist locally
|
|
static bool retrieve(support::FileName const & file);
|
|
|
|
std::string vcname() const override { return "SVN"; }
|
|
|
|
void registrer(std::string const & msg) override;
|
|
|
|
bool renameEnabled() override;
|
|
|
|
std::string rename(support::FileName const &, std::string const &) override;
|
|
|
|
bool copyEnabled() override;
|
|
|
|
std::string copy(support::FileName const &, std::string const &) override;
|
|
|
|
LyXVC::CommandResult
|
|
checkIn(std::string const & msg, std::string & log) override;
|
|
|
|
bool checkInEnabled() override;
|
|
|
|
bool isCheckInWithConfirmation() override;
|
|
|
|
std::string checkOut() override;
|
|
|
|
bool checkOutEnabled() override;
|
|
|
|
std::string repoUpdate() override;
|
|
|
|
bool repoUpdateEnabled() override;
|
|
|
|
std::string lockingToggle() override;
|
|
|
|
bool lockingToggleEnabled() override;
|
|
|
|
bool revert() override;
|
|
|
|
bool isRevertWithConfirmation() override;
|
|
|
|
void undoLast() override;
|
|
|
|
bool undoLastEnabled() override;
|
|
|
|
void getLog(support::FileName const &) override;
|
|
|
|
std::string const versionString() const override {
|
|
return "SVN: " + rev_file_cache_;
|
|
}
|
|
|
|
bool toggleReadOnlyEnabled() override;
|
|
|
|
std::string revisionInfo(LyXVC::RevisionInfo const info) override;
|
|
|
|
bool prepareFileRevision(std::string const & rev, std::string & f) override;
|
|
|
|
bool prepareFileRevisionEnabled() override;
|
|
|
|
protected:
|
|
void scanMaster() override;
|
|
/// Check for messages in svn output. Returns error.
|
|
std::string scanLogFile(support::FileName const & f, std::string & status);
|
|
/// checks locking policy and setup locked_mode_
|
|
bool checkLockMode();
|
|
/// is the loaded file locked?
|
|
bool isLocked() const;
|
|
/// acquire/release write lock for the current file
|
|
bool fileLock(bool lock, support::FileName const & tmpf, std::string & status);
|
|
/// Check in files \p f with log \p msg
|
|
LyXVC::CommandResult checkIn(std::vector<support::FileName> const & f,
|
|
std::string const & msg, std::string & log);
|
|
|
|
private:
|
|
/// is the loaded file under locking policy?
|
|
bool locked_mode_;
|
|
/**
|
|
* Real code for obtaining file revision info. Fills all file-related caches
|
|
* and returns true if successfull.
|
|
* "?" is stored in rev_file_cache_ as a signal if request for obtaining info
|
|
* was already unsuccessful.
|
|
*/
|
|
bool getFileRevisionInfo();
|
|
/// cache for file revision number, "?" if already unsuccessful, isNumber==true
|
|
std::string rev_file_cache_;
|
|
/// cache for author of last commit
|
|
std::string rev_author_cache_;
|
|
/// cache for date of last commit
|
|
std::string rev_date_cache_;
|
|
/// cache for time of last commit
|
|
std::string rev_time_cache_;
|
|
/// fills rev_tree_cache_, returns true if successfull.
|
|
bool getTreeRevisionInfo();
|
|
/// cache for tree revision number, "?" if already unsuccessful
|
|
std::string rev_tree_cache_;
|
|
};
|
|
|
|
|
|
/**
|
|
* Very basic git support:
|
|
* Remote repos are completely ignored, only the local tree is considered.
|
|
* How push and pull could be integrated with the LyX VCS interface needs
|
|
* to be discussed.
|
|
*/
|
|
class GIT : public VCS {
|
|
public:
|
|
///
|
|
explicit
|
|
GIT(Buffer * b);
|
|
|
|
/// Determine whether the file is under GIT control
|
|
/// \return the file itself if so, else empty
|
|
static bool findFile(support::FileName const & file);
|
|
|
|
/// get file from repo, the caller must ensure that it does not exist locally
|
|
static bool retrieve(support::FileName const & file);
|
|
|
|
std::string vcname() const override { return "GIT"; }
|
|
|
|
void registrer(std::string const & msg) override;
|
|
|
|
bool renameEnabled() override;
|
|
|
|
std::string rename(support::FileName const &, std::string const &) override;
|
|
|
|
bool copyEnabled() override;
|
|
|
|
std::string copy(support::FileName const &, std::string const &) override;
|
|
|
|
LyXVC::CommandResult
|
|
checkIn(std::string const & msg, std::string & log) override;
|
|
|
|
bool checkInEnabled() override;
|
|
|
|
bool isCheckInWithConfirmation() override;
|
|
|
|
std::string checkOut() override;
|
|
|
|
bool checkOutEnabled() override;
|
|
|
|
std::string repoUpdate() override;
|
|
|
|
bool repoUpdateEnabled() override;
|
|
|
|
std::string lockingToggle() override;
|
|
|
|
bool lockingToggleEnabled() override;
|
|
|
|
bool revert() override;
|
|
|
|
bool isRevertWithConfirmation() override;
|
|
|
|
void undoLast() override;
|
|
|
|
bool undoLastEnabled() override;
|
|
|
|
void getLog(support::FileName const &) override;
|
|
|
|
std::string const versionString() const override {
|
|
return "GIT: ?";
|
|
}
|
|
|
|
bool toggleReadOnlyEnabled() override;
|
|
|
|
std::string revisionInfo(LyXVC::RevisionInfo const info) override;
|
|
|
|
bool prepareFileRevision(std::string const & rev, std::string & f) override;
|
|
|
|
bool prepareFileRevisionEnabled() override;
|
|
|
|
protected:
|
|
void scanMaster() override;
|
|
/// Check for messages in svn output. Returns error.
|
|
std::string scanLogFile(support::FileName const & f, std::string & status);
|
|
/// Check in files \p f with log \p msg
|
|
LyXVC::CommandResult checkIn(std::vector<support::FileName> const & f,
|
|
std::string const & msg, std::string & log);
|
|
|
|
private:
|
|
/**
|
|
* Real code for obtaining file revision info. Fills all file-related caches
|
|
* and returns true if successfull.
|
|
* "?" is stored in rev_file_cache_ as a signal if request for obtaining info
|
|
* was already unsuccessful.
|
|
*/
|
|
bool getFileRevisionInfo();
|
|
/// cache for file revision number, "?" if already unsuccessful, isNumber==true
|
|
std::string rev_file_cache_;
|
|
/// cache for abbreviated file revision number, "?" if already unsuccessful, isNumber==true
|
|
std::string rev_file_abbrev_cache_;
|
|
/// cache for author of last commit
|
|
std::string rev_author_cache_;
|
|
/// cache for date of last commit
|
|
std::string rev_date_cache_;
|
|
/// cache for time of last commit
|
|
std::string rev_time_cache_;
|
|
/// fills rev_tree_cache_, returns true if successfull.
|
|
bool getTreeRevisionInfo();
|
|
/// cache for tree revision number, "?" if already unsuccessful
|
|
std::string rev_tree_cache_;
|
|
};
|
|
|
|
} // namespace lyx
|
|
|
|
#endif // VCBACKEND_H
|