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/******************************************************************************
* Copyright (C) 2010 by Sebastian Doerner <sebastian@sebastian-doerner.de> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
******************************************************************************/
#include "gitwrapper.h"
#include <QTextCodec>
GitWrapper* GitWrapper::m_instance = 0;
const int GitWrapper::BUFFER_SIZE = 256;
const int GitWrapper::SMALL_BUFFER_SIZE = 128;
GitWrapper::GitWrapper()
{
m_localCodec = QTextCodec::codecForLocale();
}
GitWrapper* GitWrapper::instance()
{
if (m_instance == 0) {
m_instance = new GitWrapper();
}
return m_instance;
}
void GitWrapper::freeInstance()
{
delete m_instance;
m_instance = 0;
}
QString GitWrapper::userName()
{
QString result("");
char buffer[SMALL_BUFFER_SIZE];
m_process.start("git config --get user.name");
while (m_process.waitForReadyRead()) {
if (m_process.readLine(buffer, sizeof(buffer)) > 0) {
result = m_localCodec->toUnicode(buffer).trimmed();
}
}
return result;
}
QString GitWrapper::userEmail()
{
QString result("");
char buffer[SMALL_BUFFER_SIZE];
m_process.start("git config --get user.email");
while (m_process.waitForReadyRead()) {
if (m_process.readLine(buffer, sizeof(buffer)) > 0) {
result = m_localCodec->toUnicode(buffer).trimmed();
}
}
return result;
}
QStringList GitWrapper::branches(int* currentBranchIndex)
{
QStringList result;
if (currentBranchIndex != 0) {
*currentBranchIndex = -1;
}
m_process.start(QLatin1String("git branch -a"));
while (m_process.waitForReadyRead()) {
char buffer[BUFFER_SIZE];
while (m_process.readLine(buffer, sizeof(buffer)) > 0){
const QString branchName = m_localCodec->toUnicode(buffer).mid(2).trimmed();
//don't list non-branches and HEAD-branches directly pointing to other branches
if (!branchName.contains("->") && !branchName.startsWith('(')) {
result.append(branchName);
if (currentBranchIndex !=0 && buffer[0]=='*') {
*currentBranchIndex = result.size() - 1;
}
}
}
}
return result;
}
void GitWrapper::tagSet(QSet<QString>& result)
{
m_process.start(QLatin1String("git tag"));
while (m_process.waitForReadyRead()) {
char buffer[BUFFER_SIZE];
while (m_process.readLine(buffer, sizeof(buffer)) > 0){
const QString tagName = m_localCodec->toUnicode(buffer).trimmed();
result.insert(tagName);
}
}
}
QStringList GitWrapper::tags()
{
QStringList result;
m_process.start(QLatin1String("git tag"));
while (m_process.waitForReadyRead()) {
char buffer[BUFFER_SIZE];
while (m_process.readLine(buffer, sizeof(buffer)) > 0){
const QString tagName = m_localCodec->toUnicode(buffer).trimmed();
result.append(tagName);
}
}
return result;
}
inline QStringList GitWrapper::remotes(QLatin1String lineEnd)
{
QStringList result;
m_process.start(QLatin1String("git remote -v"));
while (m_process.waitForReadyRead()) {
char buffer[BUFFER_SIZE];
while (m_process.readLine(buffer, sizeof(buffer)) > 0){
const QString line = QString(buffer).simplified();
if (line.endsWith(lineEnd)) {
result.append(line.section(' ', 0, 0));
}
}
}
return result;
}
QStringList GitWrapper::pullRemotes()
{
return remotes(QLatin1String("(fetch)"));
}
QStringList GitWrapper::pushRemotes()
{
return remotes(QLatin1String("(push)"));
}
QString GitWrapper::lastCommitMessage()
{
QString result;
char buffer[BUFFER_SIZE];
m_process.start("git log -1");
while (m_process.waitForReadyRead()) {
bool inMessage = false;
QStringList message;
while (m_process.readLine(buffer, sizeof(buffer)) > 0) {
const QString currentLine(buffer);
if (inMessage){
message << m_localCodec->toUnicode(buffer).trimmed();
}
else if (currentLine.startsWith(QLatin1String("Date:"))) {
m_process.readLine();
inMessage = true;
}
}
result = message.join("\n");
}
return result;
}
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