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gitplugin.cpp

/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact:  Qt Software Information (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
**
**************************************************************************/

#include "gitplugin.h"

#include "changeselectiondialog.h"
#include "commitdata.h"
#include "gitclient.h"
#include "gitconstants.h"
#include "giteditor.h"
#include "gitsubmiteditor.h"
#include "gitversioncontrol.h"
#include "branchdialog.h"

#include <coreplugin/icore.h>
#include <coreplugin/coreconstants.h>
#include <coreplugin/filemanager.h>
#include <coreplugin/messagemanager.h>
#include <coreplugin/uniqueidmanager.h>
#include <coreplugin/actionmanager/actionmanager.h>
#include <coreplugin/editormanager/editormanager.h>
#include <extensionsystem/pluginmanager.h>

#include <utils/qtcassert.h>

#include <vcsbase/basevcseditorfactory.h>
#include <vcsbase/vcsbaseeditor.h>
#include <vcsbase/basevcssubmiteditorfactory.h>

#include <QtCore/QDebug>
#include <QtCore/QDir>
#include <QtCore/QFileInfo>
#include <QtCore/QTemporaryFile>
#include <QtCore/QtPlugin>

#include <QtGui/QAction>
#include <QtGui/QFileDialog>
#include <QtGui/QMainWindow>
#include <QtGui/QMenu>
#include <QtGui/QMessageBox>

static const VCSBase::VCSBaseEditorParameters editorParameters[] = {
{
    VCSBase::RegularCommandOutput,
    Git::Constants::GIT_COMMAND_LOG_EDITOR_KIND,
    Core::Constants::C_GLOBAL,
    "application/vnd.nokia.text.scs_git_commandlog",
    "gitlog"},
{   VCSBase::LogOutput,
    Git::Constants::GIT_LOG_EDITOR_KIND,
    Core::Constants::C_GLOBAL,
    "application/vnd.nokia.text.scs_git_filelog",
    "gitfilelog"},
{   VCSBase::AnnotateOutput,
    Git::Constants::GIT_BLAME_EDITOR_KIND,
    Core::Constants::C_GLOBAL,
    "application/vnd.nokia.text.scs_git_annotation",
    "gitsannotate"},
{   VCSBase::DiffOutput,
    Git::Constants::GIT_DIFF_EDITOR_KIND,
    Core::Constants::C_GLOBAL,
    "text/x-patch","diff"}
};

// Utility to find a parameter set by type
static inline const VCSBase::VCSBaseEditorParameters *findType(int ie)
{
    const VCSBase::EditorContentType et = static_cast<VCSBase::EditorContentType>(ie);
    return  VCSBase::VCSBaseEditor::findType(editorParameters, sizeof(editorParameters)/sizeof(VCSBase::VCSBaseEditorParameters), et);
}

using namespace Git;
using namespace Git::Internal;

// CoreListener

bool CoreListener::editorAboutToClose(Core::IEditor *editor)
{
    return m_plugin->editorAboutToClose(editor);
}

// GitPlugin

GitPlugin *GitPlugin::m_instance = 0;

GitPlugin::GitPlugin() :
    m_core(0),
    m_diffAction(0),
    m_diffProjectAction(0),
    m_statusAction(0),
    m_statusProjectAction(0),
    m_logAction(0),
    m_blameAction(0),
    m_logProjectAction(0),
    m_undoFileAction(0),
    m_undoProjectAction(0),
    m_showAction(0),
    m_stageAction(0),
    m_unstageAction(0),
    m_revertAction(0),
    m_commitAction(0),
    m_pullAction(0),
    m_pushAction(0),
    m_submitCurrentAction(0),
    m_diffSelectedFilesAction(0),
    m_undoAction(0),
    m_redoAction(0),
    m_stashAction(0),
    m_stashPopAction(0),
    m_stashListAction(0),
    m_branchListAction(0),
    m_projectExplorer(0),
    m_gitClient(0),
    m_outputWindow(0),
    m_changeSelectionDialog(0),
    m_settingsPage(0),
    m_coreListener(0),
    m_submitEditorFactory(0),
    m_versionControl(0),
    m_changeTmpFile(0)
{
    m_instance = this;
}

GitPlugin::~GitPlugin()
{
    if (m_outputWindow) {
        removeObject(m_outputWindow);
        delete m_outputWindow;
        m_outputWindow = 0;
    }

    if (m_settingsPage) {
        removeObject(m_settingsPage);
        delete m_settingsPage;
        m_settingsPage = 0;
    }

    if (!m_editorFactories.empty()) {
        foreach (Core::IEditorFactory* pf, m_editorFactories)
            removeObject(pf);
        qDeleteAll(m_editorFactories);
    }

    if (m_coreListener) {
        removeObject(m_coreListener);
        delete m_coreListener;
        m_coreListener = 0;
    }

    if (m_submitEditorFactory) {
        removeObject(m_submitEditorFactory);
        delete m_submitEditorFactory;
        m_submitEditorFactory = 0;
    }

    if (m_versionControl) {
        removeObject(m_versionControl);
        delete m_versionControl;
        m_versionControl = 0;
    }

    cleanChangeTmpFile();
    delete m_gitClient;
    m_instance = 0;
}

void GitPlugin::cleanChangeTmpFile()
{
    if (m_changeTmpFile) {
        delete m_changeTmpFile;
        m_changeTmpFile = 0;
    }
}

GitPlugin *GitPlugin::instance()
{
    return m_instance;
}

static const VCSBase::VCSBaseSubmitEditorParameters submitParameters = {
    Git::Constants::SUBMIT_MIMETYPE,
    Git::Constants::GITSUBMITEDITOR_KIND,
    Git::Constants::C_GITSUBMITEDITOR
};

static Core::Command *createSeparator(Core::ActionManager *am,
                                       const QList<int> &context,
                                       const QString &id,
                                       QObject *parent)
{
    QAction *a = new QAction(parent);
    a->setSeparator(true);
    return  am->registerAction(a, id, context);
}

bool GitPlugin::initialize(const QStringList &arguments, QString *error_message)
{
    typedef VCSBase::VCSEditorFactory<GitEditor> GitEditorFactory;
    typedef VCSBase::VCSSubmitEditorFactory<GitSubmitEditor> GitSubmitEditorFactory;

    Q_UNUSED(arguments);
    Q_UNUSED(error_message);

    m_core = Core::ICore::instance();
    m_gitClient = new GitClient(this);
    // Create the globalcontext list to register actions accordingly
    QList<int> globalcontext;
    globalcontext << m_core->uniqueIDManager()->uniqueIdentifier(Core::Constants::C_GLOBAL);

    // Create the output Window
    m_outputWindow = new GitOutputWindow();
    addObject(m_outputWindow);

    // Create the settings Page
    m_settingsPage = new SettingsPage();
    addObject(m_settingsPage);

    static const char *describeSlot = SLOT(show(QString,QString));
    const int editorCount = sizeof(editorParameters)/sizeof(VCSBase::VCSBaseEditorParameters);
    for (int i = 0; i < editorCount; i++) {
        m_editorFactories.push_back(new GitEditorFactory(editorParameters + i, m_gitClient, describeSlot));
        addObject(m_editorFactories.back());
    }

    m_coreListener = new CoreListener(this);
    addObject(m_coreListener);

    m_submitEditorFactory = new GitSubmitEditorFactory(&submitParameters);
    addObject(m_submitEditorFactory);

    m_versionControl = new GitVersionControl(m_gitClient);
    addObject(m_versionControl);

    //register actions
    Core::ActionManager *actionManager = m_core->actionManager();

    Core::ActionContainer *toolsContainer =
        actionManager->actionContainer(Core::Constants::M_TOOLS);

    Core::ActionContainer *gitContainer =
        actionManager->createMenu(QLatin1String("Git"));
    gitContainer->menu()->setTitle(tr("&Git"));
    toolsContainer->addMenu(gitContainer);
    if (QAction *ma = gitContainer->menu()->menuAction()) {
        ma->setEnabled(m_versionControl->isEnabled());
        connect(m_versionControl, SIGNAL(enabledChanged(bool)), ma, SLOT(setVisible(bool)));
    }

    Core::Command *command;

    m_diffAction = new QAction(tr("Diff current file"), this);
    command = actionManager->registerAction(m_diffAction, "Git.Diff", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    command->setDefaultKeySequence(QKeySequence(tr("Alt+G,Alt+D")));
    connect(m_diffAction, SIGNAL(triggered()), this, SLOT(diffCurrentFile()));
    gitContainer->addAction(command);

    m_statusAction = new QAction(tr("File Status"), this);
    command = actionManager->registerAction(m_statusAction, "Git.Status", globalcontext);
    command->setDefaultKeySequence(QKeySequence(tr("Alt+G,Alt+S")));
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_statusAction, SIGNAL(triggered()), this, SLOT(statusFile()));
    gitContainer->addAction(command);

    m_logAction = new QAction(tr("Log File"), this);
    command = actionManager->registerAction(m_logAction, "Git.Log", globalcontext);
    command->setDefaultKeySequence(QKeySequence(tr("Alt+G,Alt+L")));
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_logAction, SIGNAL(triggered()), this, SLOT(logFile()));
    gitContainer->addAction(command);

    m_blameAction = new QAction(tr("Blame"), this);
    command = actionManager->registerAction(m_blameAction, "Git.Blame", globalcontext);
    command->setDefaultKeySequence(QKeySequence(tr("Alt+G,Alt+B")));
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_blameAction, SIGNAL(triggered()), this, SLOT(blameFile()));
    gitContainer->addAction(command);

    m_undoFileAction = new QAction(tr("Undo Changes"), this);
    command = actionManager->registerAction(m_undoFileAction, "Git.Undo", globalcontext);
    command->setDefaultKeySequence(QKeySequence(tr("Alt+G,Alt+U")));
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_undoFileAction, SIGNAL(triggered()), this, SLOT(undoFileChanges()));
    gitContainer->addAction(command);

    m_stageAction = new QAction(tr("Stage file for commit"), this);
    command = actionManager->registerAction(m_stageAction, "Git.Stage", globalcontext);
    command->setDefaultKeySequence(QKeySequence(tr("Alt+G,Alt+A")));
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_stageAction, SIGNAL(triggered()), this, SLOT(stageFile()));
    gitContainer->addAction(command);

    m_unstageAction = new QAction(tr("Unstage file from commit"), this);
    command = actionManager->registerAction(m_unstageAction, "Git.Unstage", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_unstageAction, SIGNAL(triggered()), this, SLOT(unstageFile()));
    gitContainer->addAction(command);

    m_revertAction = new QAction(tr("Revert..."), this);
    command = actionManager->registerAction(m_revertAction, "Git.Revert", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_revertAction, SIGNAL(triggered()), this, SLOT(revertFile()));
    gitContainer->addAction(command);

    gitContainer->addAction(createSeparator(actionManager, globalcontext, QLatin1String("Git.Sep.Project"), this));

    m_diffProjectAction = new QAction(tr("Diff current project"), this);
    command = actionManager->registerAction(m_diffProjectAction, "Git.DiffProject", globalcontext);
    command->setDefaultKeySequence(QKeySequence("Alt+G,Alt+Shift+D"));
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_diffProjectAction, SIGNAL(triggered()), this, SLOT(diffCurrentProject()));
    gitContainer->addAction(command);

    m_statusProjectAction = new QAction(tr("Project status"), this);
    command = actionManager->registerAction(m_statusProjectAction, "Git.StatusProject", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_statusProjectAction, SIGNAL(triggered()), this, SLOT(statusProject()));
    gitContainer->addAction(command);

    m_logProjectAction = new QAction(tr("Log project"), this);
    command = actionManager->registerAction(m_logProjectAction, "Git.LogProject", globalcontext);
    command->setDefaultKeySequence(QKeySequence(tr("Alt+G,Alt+K")));
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_logProjectAction, SIGNAL(triggered()), this, SLOT(logProject()));
    gitContainer->addAction(command);

    m_undoProjectAction = new QAction(tr("Undo Project Changes"), this);
    command = actionManager->registerAction(m_undoProjectAction, "Git.UndoProject", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_undoProjectAction, SIGNAL(triggered()), this, SLOT(undoProjectChanges()));
    gitContainer->addAction(command);

    gitContainer->addAction(createSeparator(actionManager, globalcontext, QLatin1String("Git.Sep.Global"), this));

    m_stashAction = new QAction(tr("Stash"), this);
    m_stashAction->setToolTip("Saves the current state of your work.");
    command = actionManager->registerAction(m_stashAction, "Git.Stash", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_stashAction, SIGNAL(triggered()), this, SLOT(stash()));
    gitContainer->addAction(command);

    m_pullAction = new QAction(tr("Pull"), this);
    command = actionManager->registerAction(m_pullAction, "Git.Pull", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_pullAction, SIGNAL(triggered()), this, SLOT(pull()));
    gitContainer->addAction(command);

    m_stashPopAction = new QAction(tr("Stash pop"), this);
    m_stashAction->setToolTip("Restores changes saved to the stash list using \"Stash\".");
    command = actionManager->registerAction(m_stashPopAction, "Git.StashPop", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_stashPopAction, SIGNAL(triggered()), this, SLOT(stashPop()));
    gitContainer->addAction(command);

    m_commitAction = new QAction(tr("Commit..."), this);
    command = actionManager->registerAction(m_commitAction, "Git.Commit", globalcontext);
    command->setDefaultKeySequence(QKeySequence(tr("Alt+G,Alt+C")));
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_commitAction, SIGNAL(triggered()), this, SLOT(startCommit()));
    gitContainer->addAction(command);

    m_pushAction = new QAction(tr("Push"), this);
    command = actionManager->registerAction(m_pushAction, "Git.Push", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_pushAction, SIGNAL(triggered()), this, SLOT(push()));
    gitContainer->addAction(command);

    gitContainer->addAction(createSeparator(actionManager, globalcontext, QLatin1String("Git.Sep.Branch"), this));

    m_branchListAction = new QAction(tr("Branches..."), this);
    command = actionManager->registerAction(m_branchListAction, "Git.BranchList", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_branchListAction, SIGNAL(triggered()), this, SLOT(branchList()));
    gitContainer->addAction(command);

    m_stashListAction = new QAction(tr("List stashes"), this);
    command = actionManager->registerAction(m_stashListAction, "Git.StashList", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_stashListAction, SIGNAL(triggered()), this, SLOT(stashList()));
    gitContainer->addAction(command);

    m_showAction = new QAction(tr("Show commit..."), this);
    command = actionManager->registerAction(m_showAction, "Git.ShowCommit", globalcontext);
    command->setAttribute(Core::Command::CA_UpdateText);
    connect(m_showAction, SIGNAL(triggered()), this, SLOT(showCommit()));
    gitContainer->addAction(command);

    // Submit editor
    QList<int> submitContext;
    submitContext.push_back(m_core->uniqueIDManager()->uniqueIdentifier(QLatin1String(Constants::C_GITSUBMITEDITOR)));
    m_submitCurrentAction = new QAction(VCSBase::VCSBaseSubmitEditor::submitIcon(), tr("Commit"), this);
    command = actionManager->registerAction(m_submitCurrentAction, Constants::SUBMIT_CURRENT, submitContext);
    connect(m_submitCurrentAction, SIGNAL(triggered()), this, SLOT(submitCurrentLog()));

    m_diffSelectedFilesAction = new QAction(VCSBase::VCSBaseSubmitEditor::diffIcon(), tr("Diff Selected Files"), this);
    command = actionManager->registerAction(m_diffSelectedFilesAction, Constants::DIFF_SELECTED, submitContext);

    m_undoAction = new QAction(tr("&Undo"), this);
    command = actionManager->registerAction(m_undoAction, Core::Constants::UNDO, submitContext);

    m_redoAction = new QAction(tr("&Redo"), this);
    command = actionManager->registerAction(m_redoAction, Core::Constants::REDO, submitContext);

    // Ask for updates of our actions, in case context switches
    connect(m_core, SIGNAL(contextChanged(Core::IContext *)),
        this, SLOT(updateActions()));
    connect(m_core->fileManager(), SIGNAL(currentFileChanged(const QString &)),
        this, SLOT(updateActions()));

    return true;
}

void GitPlugin::extensionsInitialized()
{
    m_projectExplorer = ExtensionSystem::PluginManager::instance()->getObject<ProjectExplorer::ProjectExplorerPlugin>();
}

void GitPlugin::submitEditorDiff(const QStringList &unstaged, const QStringList &staged)
{
    m_gitClient->diff(m_submitRepository, QStringList(), unstaged, staged);
}

void GitPlugin::diffCurrentFile()
{
    const QFileInfo fileInfo = currentFile();
    const QString fileName = fileInfo.fileName();
    const QString workingDirectory = fileInfo.absolutePath();
    m_gitClient->diff(workingDirectory, QStringList(), fileName);
}

void GitPlugin::diffCurrentProject()
{
    QString workingDirectory = getWorkingDirectory();
    if (workingDirectory.isEmpty())
        return;
    m_gitClient->diff(workingDirectory, QStringList(), QString());
}

QFileInfo GitPlugin::currentFile() const
{
    QString fileName = m_core->fileManager()->currentFile();
    QFileInfo fileInfo(fileName);
    return fileInfo;
}

QString GitPlugin::getWorkingDirectory()
{
    QString workingDirectory;
    if (m_projectExplorer && m_projectExplorer->currentNode()) {
        workingDirectory = QFileInfo(m_projectExplorer->currentNode()->path()).absolutePath();
    }
    if (Git::Constants::debug > 1)
        qDebug() << Q_FUNC_INFO << "Project" << workingDirectory;

    if (workingDirectory.isEmpty())
        workingDirectory = QFileInfo(m_core->fileManager()->currentFile()).absolutePath();
    if (Git::Constants::debug > 1)
        qDebug() << Q_FUNC_INFO << "file" << workingDirectory;

    if (workingDirectory.isEmpty()) {
        m_outputWindow->append(tr("Could not find working directory"));
        m_outputWindow->popup(false);
        return QString();
    }
    return workingDirectory;
}

void GitPlugin::statusProject()
{
    QString workingDirectory = getWorkingDirectory();
    if (workingDirectory.isEmpty())
        return;
    m_gitClient->status(workingDirectory);
}

void GitPlugin::statusFile()
{
    m_gitClient->status(currentFile().absolutePath());
}

void GitPlugin::logFile()
{
    const QFileInfo fileInfo = currentFile();
    const QString fileName = fileInfo.fileName();
    const QString workingDirectory = fileInfo.absolutePath();
    m_gitClient->log(workingDirectory, fileName);
}

void GitPlugin::blameFile()
{
    const QFileInfo fileInfo = currentFile();
    const QString fileName = fileInfo.fileName();
    const QString workingDirectory = fileInfo.absolutePath();
    m_gitClient->blame(workingDirectory, fileName);
}

void GitPlugin::logProject()
{
    QString workingDirectory = getWorkingDirectory();
    if (workingDirectory.isEmpty())
        return;
    m_gitClient->log(workingDirectory, QString());
}

void GitPlugin::undoFileChanges()
{
    QFileInfo fileInfo = currentFile();
    QString fileName = fileInfo.fileName();
    QString workingDirectory = fileInfo.absolutePath();
    m_gitClient->checkout(workingDirectory, fileName);
}

void GitPlugin::undoProjectChanges()
{
    QString workingDirectory = getWorkingDirectory();
    if (workingDirectory.isEmpty())
        return;
    m_gitClient->hardReset(workingDirectory, QString());
}

void GitPlugin::stageFile()
{
    const QFileInfo fileInfo = currentFile();
    const QString fileName = fileInfo.fileName();
    const QString workingDirectory = fileInfo.absolutePath();
    m_gitClient->addFile(workingDirectory, fileName);
}

void GitPlugin::unstageFile()
{
    const QFileInfo fileInfo = currentFile();
    const QString fileName = fileInfo.fileName();
    const QString workingDirectory = fileInfo.absolutePath();
    m_gitClient->synchronousReset(workingDirectory, QStringList(fileName));
}

void GitPlugin::revertFile()
{
    const QFileInfo fileInfo = currentFile();
    m_gitClient->revert(QStringList(fileInfo.absoluteFilePath()));
}

void GitPlugin::startCommit()
{
    if (m_changeTmpFile) {
        m_outputWindow->append(tr("Another submit is currently beeing executed."));
        m_outputWindow->popup(false);
        return;
    }

    // Find repository and get commit data
    const QFileInfo currentFileInfo = currentFile();
    if (!currentFileInfo.exists())
        return;

    const QString workingDirectory = currentFileInfo.absolutePath();
    QString errorMessage, commitTemplate;
    CommitData data;
    if (!m_gitClient->getCommitData(workingDirectory, &commitTemplate, &data, &errorMessage)) {
        m_outputWindow->append(errorMessage);
        m_outputWindow->popup(false);
        return;
    }

    // Store repository for diff and the original list of
    // files to be able to unstage files the user unchecks
    m_submitRepository = data.panelInfo.repository;
    m_submitOrigCommitFiles = data.stagedFileNames();

    if (Git::Constants::debug)
        qDebug() << Q_FUNC_INFO << data << commitTemplate;

    // Start new temp file with message template
    QTemporaryFile *changeTmpFile = new QTemporaryFile(this);
    changeTmpFile->setAutoRemove(true);
    if (!changeTmpFile->open()) {
        m_outputWindow->append(tr("Cannot create temporary file: %1").arg(changeTmpFile->errorString()));
        m_outputWindow->popup(false);
        delete changeTmpFile;
        return;
    }
    m_changeTmpFile = changeTmpFile;
    m_changeTmpFile->write(commitTemplate.toLocal8Bit());
    m_changeTmpFile->flush();
    // Keep the file alive, else it removes self and forgets
    // its name
    m_changeTmpFile->seek(0);
    openSubmitEditor(m_changeTmpFile->fileName(), data);
}

Core::IEditor *GitPlugin::openSubmitEditor(const QString &fileName, const CommitData &cd)
{
    Core::IEditor *editor = m_core->editorManager()->openEditor(fileName, QLatin1String(Constants::GITSUBMITEDITOR_KIND));
    if (Git::Constants::debug)
        qDebug() << Q_FUNC_INFO << fileName << editor;
    m_core->editorManager()->ensureEditorManagerVisible();
    GitSubmitEditor *submitEditor = qobject_cast<GitSubmitEditor*>(editor);
    QTC_ASSERT(submitEditor, return 0);
    // The actions are for some reason enabled by the context switching
    // mechanism. Disable them correctly.
    submitEditor->registerActions(m_undoAction, m_redoAction, m_submitCurrentAction, m_diffSelectedFilesAction);
    submitEditor->setCommitData(cd);
    connect(submitEditor, SIGNAL(diff(QStringList,QStringList)), this, SLOT(submitEditorDiff(QStringList,QStringList)));
    return editor;
}

void GitPlugin::submitCurrentLog()
{
    // Close the submit editor
    QList<Core::IEditor*> editors;
    editors.push_back(m_core->editorManager()->currentEditor());
    m_core->editorManager()->closeEditors(editors);
}

bool GitPlugin::editorAboutToClose(Core::IEditor *iEditor)
{
    // Closing a submit editor?
    if (!m_changeTmpFile || !iEditor || qstrcmp(iEditor->kind(), Constants::GITSUBMITEDITOR_KIND))
        return true;
    Core::IFile *fileIFace = iEditor->file();
    const GitSubmitEditor *editor = qobject_cast<GitSubmitEditor *>(iEditor);
    if (!fileIFace || !editor)
        return true;
    // Submit editor closing. Make it write out the commit message
    // and retrieve files
    const QFileInfo editorFile(fileIFace->fileName());
    const QFileInfo changeFile(m_changeTmpFile->fileName());
    // Paranoia!
    if (editorFile.absoluteFilePath() != changeFile.absoluteFilePath())
        return true;
    // Prompt user.
    const QMessageBox::StandardButton answer = QMessageBox::question(m_core->mainWindow(), tr("Closing git editor"),  tr("Do you want to commit the change?"),
                                                                     QMessageBox::Yes|QMessageBox::No|QMessageBox::Cancel, QMessageBox::Yes);
    switch (answer) {
    case QMessageBox::Cancel:
        return false; // Keep editing and change file
    case QMessageBox::No:
        cleanChangeTmpFile();
        return true; // Cancel all
    default:
        break;
    }
    // Go ahead!
    const QStringList fileList = editor->checkedFiles();
    if (Git::Constants::debug)
        qDebug() << Q_FUNC_INFO << fileList;
    if (!fileList.empty()) {
        // get message & commit
        m_core->fileManager()->blockFileChange(fileIFace);
        fileIFace->save();
        m_core->fileManager()->unblockFileChange(fileIFace);

        m_gitClient->addAndCommit(m_submitRepository,
                                  editor->panelData(),
                                  m_changeTmpFile->fileName(),
                                  fileList,
                                  m_submitOrigCommitFiles);
    }
    cleanChangeTmpFile();
    return true;
}

void GitPlugin::pull()
{
    const QString workingDirectory = getWorkingDirectory();
    if (workingDirectory.isEmpty())
        return;

    switch (m_gitClient->ensureStash(workingDirectory)) {
        case GitClient::StashUnchanged:
        case GitClient::Stashed:
        case GitClient::NotStashed:
            m_gitClient->pull(workingDirectory);
        default:
        break;
    }
}

void GitPlugin::push()
{
    const QString workingDirectory = getWorkingDirectory();
    if (!workingDirectory.isEmpty())
        m_gitClient->push(workingDirectory);
}

void GitPlugin::stash()
{
    const QString workingDirectory = getWorkingDirectory();
    if (!workingDirectory.isEmpty())
        m_gitClient->stash(workingDirectory);
}

void GitPlugin::stashPop()
{
    const QString workingDirectory = getWorkingDirectory();
    if (!workingDirectory.isEmpty())
        m_gitClient->stashPop(workingDirectory);
}

void GitPlugin::branchList()
{
    const QString workingDirectory = getWorkingDirectory();
    if (workingDirectory.isEmpty())
        return;
#ifndef USE_BRANCHDIALOG
    QString errorMessage;
    BranchDialog dialog(m_core->mainWindow());

    if (!dialog.init(m_gitClient, workingDirectory, &errorMessage)) {
        m_outputWindow->append(errorMessage);
        m_outputWindow->popup(false);
        return;
    }
    dialog.exec();
#else
    m_gitClient->branchList(workingDirectory);
#endif
}

void GitPlugin::stashList()
{
    const QString workingDirectory = getWorkingDirectory();
    if (!workingDirectory.isEmpty())
        m_gitClient->stashList(workingDirectory);
}

void GitPlugin::updateActions()
{
    const QFileInfo current = currentFile();
    const QString fileName = current.fileName();
    const QString currentDirectory = getWorkingDirectory();
    const QString repository = m_gitClient->findRepositoryForFile(current.absoluteFilePath());
    // First check for file commands and if the current file is inside
    // a Git-repository
    m_diffAction->setText(tr("Diff %1").arg(fileName));
    m_statusAction->setText(tr("Status related to %1").arg(fileName));
    m_logAction->setText(tr("Log %1").arg(fileName));
    m_blameAction->setText(tr("Blame %1").arg(fileName));
    m_undoFileAction->setText(tr("Undo changes for %1").arg(fileName));
    m_stageAction->setText(tr("Stage %1 for commit").arg(fileName));
    m_unstageAction->setText(tr("Unstage %1 from commit").arg(fileName));
    m_revertAction->setText(tr("Revert %1...").arg(fileName));
    if (repository.isEmpty()) {
        // If the file is not in a repository, the corresponding project will
        // be neither and we can disable everything and return
        m_diffAction->setEnabled(false);
        m_statusAction->setEnabled(false);
        m_logAction->setEnabled(false);
        m_blameAction->setEnabled(false);
        m_undoFileAction->setEnabled(false);
        m_stageAction->setEnabled(false);
        m_unstageAction->setEnabled(false);
        m_revertAction->setEnabled(false);
        m_diffProjectAction->setEnabled(false);
        m_diffProjectAction->setText(tr("Diff Project"));
        m_statusProjectAction->setText(tr("Status Project"));
        m_statusProjectAction->setEnabled(false);
        m_logProjectAction->setText(tr("Log Project"));
        m_logProjectAction->setEnabled(false);
        return;
    } else {
        // We only know the file is in some repository, we do not know
        // anything about any project so far.
        m_diffAction->setEnabled(true);
        m_statusAction->setEnabled(true);
        m_logAction->setEnabled(true);
        m_blameAction->setEnabled(true);
        m_undoFileAction->setEnabled(true);
        m_stageAction->setEnabled(true);
        m_unstageAction->setEnabled(true);
        m_revertAction->setEnabled(true);
    }

    if (m_projectExplorer && m_projectExplorer->currentNode()
        && m_projectExplorer->currentNode()->projectNode()) {
        const QString name = QFileInfo(m_projectExplorer->currentNode()->projectNode()->path()).baseName();
        m_diffProjectAction->setEnabled(true);
        m_diffProjectAction->setText(tr("Diff Project %1").arg(name));
        m_statusProjectAction->setEnabled(true);
        m_statusProjectAction->setText(tr("Status Project %1").arg(name));
        m_logProjectAction->setEnabled(true);
        m_logProjectAction->setText(tr("Log Project %1").arg(name));
    } else {
        m_diffProjectAction->setEnabled(false);
        m_diffProjectAction->setText(tr("Diff Project"));
        m_statusProjectAction->setEnabled(false);
        m_statusProjectAction->setText(tr("Status Project"));
        m_logProjectAction->setEnabled(false);
        m_logProjectAction->setText(tr("Log Project"));
    }
}

void GitPlugin::showCommit()
{
    if (!m_changeSelectionDialog)
        m_changeSelectionDialog = new ChangeSelectionDialog();

    const QFileInfo currentInfo = currentFile();
    QString repositoryLocation = m_gitClient->findRepositoryForFile(currentInfo.absoluteFilePath());
    if (!repositoryLocation.isEmpty())
        m_changeSelectionDialog->m_ui.repositoryEdit->setText(repositoryLocation);

    if (m_changeSelectionDialog->exec() != QDialog::Accepted)
        return;
    const QString change = m_changeSelectionDialog->m_ui.changeNumberEdit->text();
    if (change .isEmpty())
        return;

    m_gitClient->show(m_changeSelectionDialog->m_ui.repositoryEdit->text(), change);
}

GitOutputWindow *GitPlugin::outputWindow() const
{
    return m_outputWindow;
}

GitSettings GitPlugin::settings() const
{
    return m_gitClient->settings();
}

void GitPlugin::setSettings(const GitSettings &s)
{
    m_gitClient->setSettings(s);
}

Q_EXPORT_PLUGIN(GitPlugin)

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