forked from qt-creator/qt-creator
cfc8ed41c7
Change-Id: I0c6e8f768ee46985dab8ae14f88f2bc8d34fed26 Reviewed-by: André Hartmann <aha_1980@gmx.de>
778 lines
22 KiB
C++
778 lines
22 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#include "branchmodel.h"
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#include "gitclient.h"
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#include "gitconstants.h"
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#include <utils/qtcassert.h>
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#include <vcsbase/vcsoutputwindow.h>
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#include <vcsbase/vcscommand.h>
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#include <QDateTime>
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#include <QFont>
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using namespace VcsBase;
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namespace Git {
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namespace Internal {
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enum RootNodes {
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LocalBranches = 0,
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RemoteBranches = 1,
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Tags = 2
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};
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// --------------------------------------------------------------------------
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// BranchNode:
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// --------------------------------------------------------------------------
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class BranchNode
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{
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public:
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BranchNode() :
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parent(0),
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name("<ROOT>")
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{ }
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BranchNode(const QString &n, const QString &s = QString(), const QString &t = QString(),
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const QDateTime &dt = QDateTime()) :
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parent(0), name(n), sha(s), tracking(t), dateTime(dt)
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{ }
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~BranchNode()
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{
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while (!children.isEmpty())
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delete children.first();
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if (parent)
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parent->children.removeAll(this);
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}
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BranchNode *rootNode() const
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{
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return parent ? parent->rootNode() : const_cast<BranchNode *>(this);
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}
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int count() const
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{
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return children.count();
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}
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bool isLeaf() const
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{
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return children.isEmpty() && parent && parent->parent;
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}
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bool childOf(BranchNode *node) const
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{
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if (this == node)
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return true;
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return parent ? parent->childOf(node) : false;
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}
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bool childOfRoot(RootNodes root) const
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{
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BranchNode *rn = rootNode();
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if (rn->isLeaf())
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return false;
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if (root >= rn->children.count())
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return false;
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return childOf(rn->children.at(root));
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}
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bool isTag() const
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{
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return childOfRoot(Tags);
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}
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bool isLocal() const
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{
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return childOfRoot(LocalBranches);
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}
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BranchNode *childOfName(const QString &name) const
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{
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for (int i = 0; i < children.count(); ++i) {
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if (children.at(i)->name == name)
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return children.at(i);
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}
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return 0;
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}
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QStringList fullName(bool includePrefix = false) const
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{
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QTC_ASSERT(isLeaf(), return QStringList());
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QStringList fn;
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QList<const BranchNode *> nodes;
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const BranchNode *current = this;
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while (current->parent) {
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nodes.prepend(current);
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current = current->parent;
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}
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if (includePrefix)
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fn.append(nodes.first()->sha);
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nodes.removeFirst();
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foreach (const BranchNode *n, nodes)
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fn.append(n->name);
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return fn;
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}
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void insert(const QStringList &path, BranchNode *n)
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{
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BranchNode *current = this;
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for (int i = 0; i < path.count(); ++i) {
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BranchNode *c = current->childOfName(path.at(i));
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if (c)
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current = c;
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else
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current = current->append(new BranchNode(path.at(i)));
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}
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current->append(n);
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}
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BranchNode *append(BranchNode *n)
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{
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n->parent = this;
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children.append(n);
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return n;
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}
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QStringList childrenNames() const
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{
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if (children.count() > 0) {
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QStringList names;
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foreach (BranchNode *n, children) {
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names.append(n->childrenNames());
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}
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return names;
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}
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return { fullName().join('/') };
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}
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int rowOf(BranchNode *node)
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{
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return children.indexOf(node);
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}
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BranchNode *parent;
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QList<BranchNode *> children;
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QString name;
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QString sha;
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QString tracking;
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QDateTime dateTime;
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mutable QString toolTip;
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};
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// --------------------------------------------------------------------------
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// BranchModel:
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// --------------------------------------------------------------------------
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BranchModel::BranchModel(GitClient *client, QObject *parent) :
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QAbstractItemModel(parent),
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m_client(client),
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m_rootNode(new BranchNode)
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{
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QTC_CHECK(m_client);
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// Abuse the sha field for ref prefix
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m_rootNode->append(new BranchNode(tr("Local Branches"), "refs/heads"));
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m_rootNode->append(new BranchNode(tr("Remote Branches"), "refs/remotes"));
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}
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BranchModel::~BranchModel()
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{
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delete m_rootNode;
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}
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QModelIndex BranchModel::index(int row, int column, const QModelIndex &parentIdx) const
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{
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if (column > 1)
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return QModelIndex();
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BranchNode *parentNode = indexToNode(parentIdx);
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if (row >= parentNode->count())
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return QModelIndex();
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return nodeToIndex(parentNode->children.at(row), column);
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}
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QModelIndex BranchModel::parent(const QModelIndex &index) const
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{
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if (!index.isValid())
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return QModelIndex();
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BranchNode *node = indexToNode(index);
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if (node->parent == m_rootNode)
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return QModelIndex();
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return nodeToIndex(node->parent, 0);
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}
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int BranchModel::rowCount(const QModelIndex &parentIdx) const
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{
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if (parentIdx.column() > 0)
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return 0;
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return indexToNode(parentIdx)->count();
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}
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int BranchModel::columnCount(const QModelIndex &parent) const
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{
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Q_UNUSED(parent);
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return 2;
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}
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QVariant BranchModel::data(const QModelIndex &index, int role) const
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{
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BranchNode *node = indexToNode(index);
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if (!node)
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return QVariant();
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switch (role) {
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case Qt::DisplayRole: {
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QString res;
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switch (index.column()) {
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case 0: {
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res = node->name;
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if (!node->tracking.isEmpty())
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res += " [" + node->tracking + ']';
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break;
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}
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case 1:
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if (node->isLeaf() && node->dateTime.isValid())
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res = node->dateTime.toString("yyyy-MM-dd HH:mm");
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break;
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}
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return res;
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}
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case Qt::EditRole:
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return index.column() == 0 ? node->name : QVariant();
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case Qt::ToolTipRole:
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if (!node->isLeaf())
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return QVariant();
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if (node->toolTip.isEmpty())
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node->toolTip = toolTip(node->sha);
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return node->toolTip;
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case Qt::FontRole:
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{
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QFont font;
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if (!node->isLeaf()) {
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font.setBold(true);
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} else if (node == m_currentBranch) {
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font.setBold(true);
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font.setUnderline(true);
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}
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return font;
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}
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default:
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return QVariant();
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}
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}
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bool BranchModel::setData(const QModelIndex &index, const QVariant &value, int role)
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{
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if (index.column() != 0 || role != Qt::EditRole)
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return false;
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BranchNode *node = indexToNode(index);
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if (!node)
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return false;
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const QString newName = value.toString();
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if (newName.isEmpty())
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return false;
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if (node->name == newName)
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return true;
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QStringList oldFullName = node->fullName();
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node->name = newName;
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QStringList newFullName = node->fullName();
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QString output;
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QString errorMessage;
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if (!m_client->synchronousBranchCmd(m_workingDirectory,
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{ "-m", oldFullName.last(), newFullName.last() },
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&output, &errorMessage)) {
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node->name = oldFullName.last();
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VcsOutputWindow::appendError(errorMessage);
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return false;
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}
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emit dataChanged(index, index);
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return true;
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}
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Qt::ItemFlags BranchModel::flags(const QModelIndex &index) const
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{
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BranchNode *node = indexToNode(index);
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if (!node)
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return Qt::NoItemFlags;
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if (index.column() == 0 && node->isLeaf() && node->isLocal())
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return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled;
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else
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return Qt::ItemIsSelectable | Qt::ItemIsEnabled;
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}
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void BranchModel::clear()
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{
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foreach (BranchNode *root, m_rootNode->children)
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while (root->count())
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delete root->children.takeLast();
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if (hasTags())
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m_rootNode->children.takeLast();
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m_currentBranch = 0;
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m_obsoleteLocalBranches.clear();
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}
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bool BranchModel::refresh(const QString &workingDirectory, QString *errorMessage)
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{
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beginResetModel();
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clear();
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if (workingDirectory.isEmpty()) {
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endResetModel();
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return false;
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}
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m_currentSha = m_client->synchronousTopRevision(workingDirectory);
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const QStringList args = { "--format=%(objectname)\t%(refname)\t%(upstream:short)\t"
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"%(*objectname)\t%(committerdate:raw)\t%(*committerdate:raw)" };
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QString output;
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if (!m_client->synchronousForEachRefCmd(workingDirectory, args, &output, errorMessage))
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VcsOutputWindow::appendError(*errorMessage);
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m_workingDirectory = workingDirectory;
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const QStringList lines = output.split('\n');
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foreach (const QString &l, lines)
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parseOutputLine(l);
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if (m_currentBranch) {
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if (m_currentBranch->parent == m_rootNode->children.at(LocalBranches))
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m_currentBranch = 0;
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setCurrentBranch();
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}
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endResetModel();
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return true;
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}
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void BranchModel::setCurrentBranch()
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{
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QString currentBranch = m_client->synchronousCurrentLocalBranch(m_workingDirectory);
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if (currentBranch.isEmpty())
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return;
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BranchNode *local = m_rootNode->children.at(LocalBranches);
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int pos = 0;
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for (pos = 0; pos < local->count(); ++pos) {
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if (local->children.at(pos)->name == currentBranch)
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m_currentBranch = local->children[pos];
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}
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}
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void BranchModel::renameBranch(const QString &oldName, const QString &newName)
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{
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QString errorMessage;
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QString output;
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if (!m_client->synchronousBranchCmd(m_workingDirectory, { "-m", oldName, newName },
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&output, &errorMessage))
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VcsOutputWindow::appendError(errorMessage);
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else
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refresh(m_workingDirectory, &errorMessage);
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}
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void BranchModel::renameTag(const QString &oldName, const QString &newName)
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{
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QString errorMessage;
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QString output;
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if (!m_client->synchronousTagCmd(m_workingDirectory, { newName, oldName },
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&output, &errorMessage)
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|| !m_client->synchronousTagCmd(m_workingDirectory, { "-d", oldName },
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&output, &errorMessage)) {
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VcsOutputWindow::appendError(errorMessage);
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} else {
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refresh(m_workingDirectory, &errorMessage);
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}
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}
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QString BranchModel::workingDirectory() const
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{
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return m_workingDirectory;
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}
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GitClient *BranchModel::client() const
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{
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return m_client;
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}
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QModelIndex BranchModel::currentBranch() const
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{
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if (!m_currentBranch)
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return QModelIndex();
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return nodeToIndex(m_currentBranch, 0);
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}
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QString BranchModel::fullName(const QModelIndex &idx, bool includePrefix) const
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{
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if (!idx.isValid())
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return QString();
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BranchNode *node = indexToNode(idx);
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if (!node || !node->isLeaf())
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return QString();
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QStringList path = node->fullName(includePrefix);
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return path.join('/');
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}
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QStringList BranchModel::localBranchNames() const
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{
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if (!m_rootNode || !m_rootNode->count())
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return QStringList();
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return m_rootNode->children.at(LocalBranches)->childrenNames() + m_obsoleteLocalBranches;
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}
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QString BranchModel::sha(const QModelIndex &idx) const
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{
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if (!idx.isValid())
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return QString();
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BranchNode *node = indexToNode(idx);
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return node->sha;
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}
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QDateTime BranchModel::dateTime(const QModelIndex &idx) const
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{
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if (!idx.isValid())
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return QDateTime();
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BranchNode *node = indexToNode(idx);
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return node->dateTime;
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}
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bool BranchModel::hasTags() const
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{
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return m_rootNode->children.count() > Tags;
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}
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bool BranchModel::isLocal(const QModelIndex &idx) const
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{
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if (!idx.isValid())
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return false;
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BranchNode *node = indexToNode(idx);
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return node->isLocal();
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}
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bool BranchModel::isLeaf(const QModelIndex &idx) const
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{
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if (!idx.isValid())
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return false;
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BranchNode *node = indexToNode(idx);
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return node->isLeaf();
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}
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bool BranchModel::isTag(const QModelIndex &idx) const
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{
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if (!idx.isValid() || !hasTags())
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return false;
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return indexToNode(idx)->isTag();
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}
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void BranchModel::removeBranch(const QModelIndex &idx)
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{
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QString branch = fullName(idx);
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if (branch.isEmpty())
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return;
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QString errorMessage;
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QString output;
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if (!m_client->synchronousBranchCmd(m_workingDirectory, { "-D", branch }, &output, &errorMessage)) {
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VcsOutputWindow::appendError(errorMessage);
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return;
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}
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removeNode(idx);
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}
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void BranchModel::removeTag(const QModelIndex &idx)
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{
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QString tag = fullName(idx);
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if (tag.isEmpty())
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return;
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QString errorMessage;
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QString output;
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if (!m_client->synchronousTagCmd(m_workingDirectory, { "-d", tag }, &output, &errorMessage)) {
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VcsOutputWindow::appendError(errorMessage);
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return;
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}
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removeNode(idx);
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}
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void BranchModel::checkoutBranch(const QModelIndex &idx)
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{
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QString branch = fullName(idx, !isLocal(idx));
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if (branch.isEmpty())
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return;
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// No StashGuard since this function for now is only used with clean working dir.
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// If it is ever used from another place, please add StashGuard here
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m_client->synchronousCheckout(m_workingDirectory, branch);
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}
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bool BranchModel::branchIsMerged(const QModelIndex &idx)
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{
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QString branch = fullName(idx);
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if (branch.isEmpty())
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return false;
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QString errorMessage;
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QString output;
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if (!m_client->synchronousBranchCmd(m_workingDirectory, { "-a", "--contains", sha(idx) },
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&output, &errorMessage)) {
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VcsOutputWindow::appendError(errorMessage);
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}
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QStringList lines = output.split('\n', QString::SkipEmptyParts);
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foreach (const QString &l, lines) {
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QString currentBranch = l.mid(2); // remove first letters (those are either
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// " " or "* " depending on whether it is
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// the currently checked out branch or not)
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if (currentBranch != branch)
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return true;
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}
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return false;
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}
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static int positionForName(BranchNode *node, const QString &name)
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{
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int pos = 0;
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for (pos = 0; pos < node->count(); ++pos) {
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if (node->children.at(pos)->name >= name)
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break;
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}
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return pos;
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}
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QModelIndex BranchModel::addBranch(const QString &name, bool track, const QModelIndex &startPoint)
|
|
{
|
|
if (!m_rootNode || !m_rootNode->count())
|
|
return QModelIndex();
|
|
|
|
const QString trackedBranch = fullName(startPoint);
|
|
const QString fullTrackedBranch = fullName(startPoint, true);
|
|
QString startSha;
|
|
QString output;
|
|
QString errorMessage;
|
|
QDateTime branchDateTime;
|
|
|
|
QStringList args = { QLatin1String(track ? "--track" : "--no-track"), name };
|
|
if (!fullTrackedBranch.isEmpty()) {
|
|
args << fullTrackedBranch;
|
|
startSha = sha(startPoint);
|
|
branchDateTime = dateTime(startPoint);
|
|
} else {
|
|
QString output;
|
|
QString errorMessage;
|
|
const QStringList arguments({"-n1", "--format=%H %ct"});
|
|
if (m_client->synchronousLog(m_workingDirectory, arguments, &output, &errorMessage,
|
|
VcsCommand::SuppressCommandLogging)) {
|
|
const QStringList values = output.split(' ');
|
|
startSha = values[0];
|
|
branchDateTime = QDateTime::fromTime_t(values[1].toInt());
|
|
}
|
|
}
|
|
|
|
if (!m_client->synchronousBranchCmd(m_workingDirectory, args, &output, &errorMessage)) {
|
|
VcsOutputWindow::appendError(errorMessage);
|
|
return QModelIndex();
|
|
}
|
|
|
|
BranchNode *local = m_rootNode->children.at(LocalBranches);
|
|
const int slash = name.indexOf('/');
|
|
const QString leafName = slash == -1 ? name : name.mid(slash + 1);
|
|
bool added = false;
|
|
if (slash != -1) {
|
|
const QString nodeName = name.left(slash);
|
|
int pos = positionForName(local, nodeName);
|
|
BranchNode *child = (pos == local->count()) ? 0 : local->children.at(pos);
|
|
if (!child || child->name != nodeName) {
|
|
child = new BranchNode(nodeName);
|
|
beginInsertRows(nodeToIndex(local, 0), pos, pos);
|
|
added = true;
|
|
child->parent = local;
|
|
local->children.insert(pos, child);
|
|
}
|
|
local = child;
|
|
}
|
|
int pos = positionForName(local, leafName);
|
|
auto newNode = new BranchNode(leafName, startSha, track ? trackedBranch : QString(),
|
|
branchDateTime);
|
|
if (!added)
|
|
beginInsertRows(nodeToIndex(local, 0), pos, pos);
|
|
newNode->parent = local;
|
|
local->children.insert(pos, newNode);
|
|
endInsertRows();
|
|
return nodeToIndex(newNode, 0);
|
|
}
|
|
|
|
void BranchModel::setRemoteTracking(const QModelIndex &trackingIndex)
|
|
{
|
|
QModelIndex current = currentBranch();
|
|
QTC_ASSERT(current.isValid(), return);
|
|
const QString currentName = fullName(current);
|
|
const QString shortTracking = fullName(trackingIndex);
|
|
const QString tracking = fullName(trackingIndex, true);
|
|
m_client->synchronousSetTrackingBranch(m_workingDirectory, currentName, tracking);
|
|
m_currentBranch->tracking = shortTracking;
|
|
emit dataChanged(current, current);
|
|
}
|
|
|
|
void BranchModel::setOldBranchesIncluded(bool value)
|
|
{
|
|
m_oldBranchesIncluded = value;
|
|
}
|
|
|
|
void BranchModel::parseOutputLine(const QString &line)
|
|
{
|
|
if (line.size() < 3)
|
|
return;
|
|
|
|
// objectname, refname, upstream:short, *objectname, committerdate:raw, *committerdate:raw
|
|
QStringList lineParts = line.split('\t');
|
|
const QString shaDeref = lineParts.at(3);
|
|
const QString sha = shaDeref.isEmpty() ? lineParts.at(0) : shaDeref;
|
|
const QString fullName = lineParts.at(1);
|
|
const QString upstream = lineParts.at(2);
|
|
QDateTime dateTime;
|
|
const bool current = (sha == m_currentSha);
|
|
QString strDateTime = lineParts.at(5);
|
|
if (strDateTime.isEmpty())
|
|
strDateTime = lineParts.at(4);
|
|
if (!strDateTime.isEmpty()) {
|
|
const uint timeT = strDateTime.leftRef(strDateTime.indexOf(' ')).toUInt();
|
|
dateTime = QDateTime::fromTime_t(timeT);
|
|
}
|
|
|
|
if (!m_oldBranchesIncluded && !current && dateTime.isValid()) {
|
|
const qint64 age = dateTime.daysTo(QDateTime::currentDateTime());
|
|
if (age > Constants::OBSOLETE_COMMIT_AGE_IN_DAYS) {
|
|
const QString heads = "refs/heads/";
|
|
if (fullName.startsWith(heads))
|
|
m_obsoleteLocalBranches.append(fullName.mid(heads.size()));
|
|
return;
|
|
}
|
|
}
|
|
bool showTags = m_client->settings().boolValue(GitSettings::showTagsKey);
|
|
|
|
// insert node into tree:
|
|
QStringList nameParts = fullName.split('/');
|
|
nameParts.removeFirst(); // remove refs...
|
|
|
|
BranchNode *root = 0;
|
|
if (nameParts.first() == "heads") {
|
|
root = m_rootNode->children.at(LocalBranches);
|
|
} else if (nameParts.first() == "remotes") {
|
|
root = m_rootNode->children.at(RemoteBranches);
|
|
} else if (showTags && nameParts.first() == "tags") {
|
|
if (!hasTags()) // Tags is missing, add it
|
|
m_rootNode->append(new BranchNode(tr("Tags"), "refs/tags"));
|
|
root = m_rootNode->children.at(Tags);
|
|
} else {
|
|
return;
|
|
}
|
|
|
|
nameParts.removeFirst();
|
|
|
|
// limit depth of list. Git basically only ever wants one / and considers the rest as part of
|
|
// the name.
|
|
while (nameParts.count() > 3) {
|
|
nameParts[2] = nameParts.at(2) + '/' + nameParts.at(3);
|
|
nameParts.removeAt(3);
|
|
}
|
|
|
|
const QString name = nameParts.last();
|
|
nameParts.removeLast();
|
|
|
|
auto newNode = new BranchNode(name, sha, upstream, dateTime);
|
|
root->insert(nameParts, newNode);
|
|
if (current)
|
|
m_currentBranch = newNode;
|
|
}
|
|
|
|
BranchNode *BranchModel::indexToNode(const QModelIndex &index) const
|
|
{
|
|
if (index.column() > 1)
|
|
return 0;
|
|
if (!index.isValid())
|
|
return m_rootNode;
|
|
return static_cast<BranchNode *>(index.internalPointer());
|
|
}
|
|
|
|
QModelIndex BranchModel::nodeToIndex(BranchNode *node, int column) const
|
|
{
|
|
if (node == m_rootNode)
|
|
return QModelIndex();
|
|
return createIndex(node->parent->rowOf(node), column, static_cast<void *>(node));
|
|
}
|
|
|
|
void BranchModel::removeNode(const QModelIndex &idx)
|
|
{
|
|
QModelIndex nodeIndex = idx; // idx is a leaf, so count must be 0.
|
|
BranchNode *node = indexToNode(nodeIndex);
|
|
while (node->count() == 0 && node->parent != m_rootNode) {
|
|
BranchNode *parentNode = node->parent;
|
|
const QModelIndex parentIndex = nodeToIndex(parentNode, 0);
|
|
const int nodeRow = nodeIndex.row();
|
|
beginRemoveRows(parentIndex, nodeRow, nodeRow);
|
|
parentNode->children.removeAt(nodeRow);
|
|
delete node;
|
|
endRemoveRows();
|
|
node = parentNode;
|
|
nodeIndex = parentIndex;
|
|
}
|
|
}
|
|
|
|
QString BranchModel::toolTip(const QString &sha) const
|
|
{
|
|
// Show the sha description excluding diff as toolTip
|
|
QString output;
|
|
QString errorMessage;
|
|
QStringList arguments("-n1");
|
|
arguments << sha;
|
|
if (!m_client->synchronousLog(m_workingDirectory, arguments, &output, &errorMessage,
|
|
VcsCommand::SuppressCommandLogging)) {
|
|
return errorMessage;
|
|
}
|
|
return output;
|
|
}
|
|
|
|
} // namespace Internal
|
|
} // namespace Git
|
|
|