cppcheck/tools/triage/mainwindow.cpp

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#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <QClipboard>
#include <QProcess>
#include <QFile>
#include <QTextStream>
#include <QDir>
#include <QFileInfo>
#include <QFileDialog>
#include <ctime>
#include <cstdlib>
const QString WORK_FOLDER(QDir::homePath() + "/triage");
const QString DACA2_PACKAGES(QDir::homePath() + "/daca2-packages");
const int MAX_ERRORS = 100;
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
std::srand(static_cast<unsigned int>(std::time(Q_NULLPTR)));
QDir workFolder(WORK_FOLDER);
if (!workFolder.exists()) {
workFolder.mkdir(WORK_FOLDER);
}
}
MainWindow::~MainWindow()
{
delete ui;
}
void MainWindow::loadFile()
{
ui->statusBar->clearMessage();
const QString fileName = QFileDialog::getOpenFileName(this, tr("daca results file"), WORK_FOLDER, tr("Text files (*.txt);;All (*.*)"));
if (fileName.isEmpty())
return;
QFile file(fileName);
file.open(QIODevice::ReadOnly | QIODevice::Text);
QTextStream textStream(&file);
load(textStream);
}
void MainWindow::loadFromClipboard()
{
ui->statusBar->clearMessage();
QString clipboardContent = QApplication::clipboard()->text();
QTextStream textStream(&clipboardContent);
load(textStream);
}
void MainWindow::load(QTextStream &textStream)
{
QString url;
QString errorMessage;
QStringList versions;
mAllErrors.clear();
while (true) {
QString line = textStream.readLine();
if (line.isNull())
break;
if (line.startsWith("ftp://")) {
url = line;
if (!errorMessage.isEmpty())
mAllErrors << errorMessage;
errorMessage.clear();
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} else if (!url.isEmpty() && QRegExp(".*: (error|warning|style|note):.*").exactMatch(line)) {
if (QRegExp("^(head|1.[0-9][0-9]) .*").exactMatch(line)) {
const QString version = line.mid(0,4);
if (versions.indexOf(version) < 0)
versions << version;
}
if (line.indexOf(": note:") > 0)
errorMessage += '\n' + line;
else if (errorMessage.isEmpty()) {
errorMessage = url + '\n' + line;
} else {
mAllErrors << errorMessage;
errorMessage = url + '\n' + line;
}
}
}
if (!errorMessage.isEmpty())
mAllErrors << errorMessage;
ui->version->clear();
if (versions.size() > 1)
ui->version->addItem("");
ui->version->addItems(versions);
filter("");
}
void MainWindow::refreshResults()
{
filter(ui->version->currentText());
}
void MainWindow::filter(QString filter)
{
QStringList allErrors;
for (const QString errorItem : mAllErrors) {
if (filter.isEmpty()) {
allErrors << errorItem;
continue;
}
const QStringList lines = errorItem.split("\n");
if (lines.size() < 2)
continue;
if (lines[1].startsWith(filter))
allErrors << errorItem;
}
ui->results->clear();
if (ui->random100->isChecked() && allErrors.size() > MAX_ERRORS) {
// remove items in /test/
for (int i = allErrors.size() - 1; i >= 0 && allErrors.size() > MAX_ERRORS; --i) {
if (allErrors[i].indexOf("test") > 0)
allErrors.removeAt(i);
}
std::random_shuffle(allErrors.begin(), allErrors.end());
ui->results->addItems(allErrors.mid(0,MAX_ERRORS));
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ui->results->sortItems();
} else {
ui->results->addItems(allErrors);
}
}
bool MainWindow::runProcess(const QString &programName, const QStringList &arguments)
{
QProcess process;
process.setWorkingDirectory(WORK_FOLDER);
process.start(programName, arguments);
bool success = process.waitForFinished(-1);
if (!success) {
QString errorstr(programName);
errorstr.append(": ");
errorstr.append(process.errorString());
ui->statusBar->showMessage(errorstr);
} else {
int exitCode = process.exitCode();
if (exitCode != 0) {
success = false;
const QByteArray stderrOutput = process.readAllStandardError();
QString errorstr(programName);
errorstr.append(QString(": exited with %1: ").arg(exitCode));
errorstr.append(stderrOutput);
ui->statusBar->showMessage(errorstr);
}
}
return success;
}
bool MainWindow::wget(const QString &url)
{
return runProcess("wget", QStringList() << url);
}
bool MainWindow::unpackArchive(const QString &archiveName)
{
// Unpack archive
QStringList args;
#ifdef Q_OS_WIN
/* On Windows --force-local is necessary because tar wants to connect to a remote system
* when a colon is found in the archiveName. So "C:/Users/blah/triage/package" would not work
* without it. */
args << "--force-local";
#endif
if (archiveName.endsWith(".tar.gz"))
args << "-xzvf";
else if (archiveName.endsWith(".tar.bz2"))
args << "-xjvf";
else if (archiveName.endsWith(".tar.xz"))
args << "-xJvf";
else {
// Try to automatically find an (un)compressor for this archive
args << "-xavf";
}
args << archiveName;
return runProcess("tar", args);
}
void MainWindow::showResult(QListWidgetItem *item)
{
ui->statusBar->clearMessage();
if (!item->text().startsWith("ftp://"))
return;
const QStringList lines = item->text().split("\n");
if (lines.size() < 2)
return;
const QString url = lines[0];
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QString msg = lines[1];
if (QRegExp("^(head|1.[0-9][0-9]) .*").exactMatch(msg))
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msg = msg.mid(5);
const QString archiveName = url.mid(url.lastIndexOf("/") + 1);
const int pos1 = msg.indexOf(":");
const int pos2 = msg.indexOf(":", pos1+1);
const QString fileName = WORK_FOLDER + '/' + msg.left(msg.indexOf(":"));
const int lineNumber = msg.midRef(pos1+1,pos2-pos1-1).toInt();
if (!QFileInfo::exists(fileName)) {
if (QFileInfo::exists(DACA2_PACKAGES + '/' + archiveName.mid(0,archiveName.indexOf(".tar.")) + ".tar.xz")) {
if (!unpackArchive(DACA2_PACKAGES + '/' + archiveName.mid(0,archiveName.indexOf(".tar.")) + ".tar.xz"))
return;
} else {
if (!QFileInfo::exists(WORK_FOLDER + '/' + archiveName)) {
// Download archive
if (!wget(url))
return;
}
if (!unpackArchive(WORK_FOLDER + '/' + archiveName))
return;
}
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}
// Open file
ui->code->setFocus();
QFile f(fileName);
if (!f.open(QIODevice::ReadOnly | QIODevice::Text)) {
const QString errorMsg =
QString("Opening file %1 failed: %2").arg(f.fileName(), f.errorString());
ui->statusBar->showMessage(errorMsg);
} else {
QTextStream textStream(&f);
const QString fileData = textStream.readAll();
ui->code->setError(fileData, lineNumber, QStringList());
ui->edit1->setText(url);
ui->edit2->setText(fileName);
f.close();
}
}