sneedmc/application/pages/instance/OtherLogsPage.cpp

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/* Copyright 2013-2018 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "OtherLogsPage.h"
#include "ui_OtherLogsPage.h"
#include <QMessageBox>
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#include "GuiUtil.h"
#include "RecursiveFileSystemWatcher.h"
#include <GZip.h>
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#include <FileSystem.h>
#include <QShortcut>
OtherLogsPage::OtherLogsPage(QString path, IPathMatcher::Ptr fileFilter, QWidget *parent)
: QWidget(parent), ui(new Ui::OtherLogsPage), m_path(path), m_fileFilter(fileFilter),
m_watcher(new RecursiveFileSystemWatcher(this))
{
ui->setupUi(this);
ui->tabWidget->tabBar()->hide();
m_watcher->setMatcher(fileFilter);
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m_watcher->setRootDir(QDir::current().absoluteFilePath(m_path));
connect(m_watcher, &RecursiveFileSystemWatcher::filesChanged, this, &OtherLogsPage::populateSelectLogBox);
populateSelectLogBox();
auto findShortcut = new QShortcut(QKeySequence(QKeySequence::Find), this);
connect(findShortcut, &QShortcut::activated, this, &OtherLogsPage::findActivated);
auto findNextShortcut = new QShortcut(QKeySequence(QKeySequence::FindNext), this);
connect(findNextShortcut, &QShortcut::activated, this, &OtherLogsPage::findNextActivated);
auto findPreviousShortcut = new QShortcut(QKeySequence(QKeySequence::FindPrevious), this);
connect(findPreviousShortcut, &QShortcut::activated, this, &OtherLogsPage::findPreviousActivated);
connect(ui->searchBar, &QLineEdit::returnPressed, this, &OtherLogsPage::on_findButton_clicked);
}
OtherLogsPage::~OtherLogsPage()
{
delete ui;
}
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void OtherLogsPage::openedImpl()
{
m_watcher->enable();
}
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void OtherLogsPage::closedImpl()
{
m_watcher->disable();
}
void OtherLogsPage::populateSelectLogBox()
{
ui->selectLogBox->clear();
ui->selectLogBox->addItems(m_watcher->files());
if (m_currentFile.isEmpty())
{
setControlsEnabled(false);
ui->selectLogBox->setCurrentIndex(-1);
}
else
{
const int index = ui->selectLogBox->findText(m_currentFile);
if (index != -1)
{
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ui->selectLogBox->setCurrentIndex(index);
setControlsEnabled(true);
}
else
{
setControlsEnabled(false);
}
}
}
void OtherLogsPage::on_selectLogBox_currentIndexChanged(const int index)
{
QString file;
if (index != -1)
{
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file = ui->selectLogBox->itemText(index);
}
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if (file.isEmpty() || !QFile::exists(FS::PathCombine(m_path, file)))
{
m_currentFile = QString();
ui->text->clear();
setControlsEnabled(false);
}
else
{
m_currentFile = file;
on_btnReload_clicked();
setControlsEnabled(true);
}
}
void OtherLogsPage::on_btnReload_clicked()
{
if(m_currentFile.isEmpty())
{
setControlsEnabled(false);
return;
}
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QFile file(FS::PathCombine(m_path, m_currentFile));
if (!file.open(QFile::ReadOnly))
{
setControlsEnabled(false);
ui->btnReload->setEnabled(true); // allow reload
m_currentFile = QString();
QMessageBox::critical(this, tr("Error"), tr("Unable to open %1 for reading: %2")
.arg(m_currentFile, file.errorString()));
}
else
{
auto setPlainText = [&](const QString & text)
{
QString fontFamily = MMC->settings()->get("ConsoleFont").toString();
bool conversionOk = false;
int fontSize = MMC->settings()->get("ConsoleFontSize").toInt(&conversionOk);
if(!conversionOk)
{
fontSize = 11;
}
QTextDocument *doc = ui->text->document();
doc->setDefaultFont(QFont(fontFamily, fontSize));
ui->text->setPlainText(text);
};
auto showTooBig = [&]()
{
setPlainText(
tr("The file (%1) is too big. You may want to open it in a viewer optimized "
"for large files.").arg(file.fileName()));
};
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if(file.size() > (1024ll * 1024ll * 12ll))
{
showTooBig();
return;
}
QString content;
if(file.fileName().endsWith(".gz"))
{
QByteArray temp;
if(!GZip::unzip(file.readAll(), temp))
{
setPlainText(
tr("The file (%1) is not readable.").arg(file.fileName()));
return;
}
content = QString::fromUtf8(temp);
}
else
{
content = QString::fromUtf8(file.readAll());
}
if (content.size() >= 50000000ll)
{
showTooBig();
return;
}
setPlainText(content);
}
}
void OtherLogsPage::on_btnPaste_clicked()
{
GuiUtil::uploadPaste(ui->text->toPlainText(), this);
}
void OtherLogsPage::on_btnCopy_clicked()
{
GuiUtil::setClipboardText(ui->text->toPlainText());
}
void OtherLogsPage::on_btnDelete_clicked()
{
if(m_currentFile.isEmpty())
{
setControlsEnabled(false);
return;
}
if (QMessageBox::question(this, tr("Delete"),
tr("Do you really want to delete %1?").arg(m_currentFile),
QMessageBox::Yes, QMessageBox::No) == QMessageBox::No)
{
return;
}
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QFile file(FS::PathCombine(m_path, m_currentFile));
if (!file.remove())
{
QMessageBox::critical(this, tr("Error"), tr("Unable to delete %1: %2")
.arg(m_currentFile, file.errorString()));
}
}
void OtherLogsPage::on_btnClean_clicked()
{
auto toDelete = m_watcher->files();
if(toDelete.isEmpty())
{
return;
}
QMessageBox *messageBox = new QMessageBox(this);
messageBox->setWindowTitle(tr("Clean up"));
if(toDelete.size() > 5)
{
messageBox->setText(tr("Do you really want to delete all log files?"));
messageBox->setDetailedText(toDelete.join('\n'));
}
else
{
messageBox->setText(tr("Do you really want to delete these files?\n%1").arg(toDelete.join('\n')));
}
messageBox->setStandardButtons(QMessageBox::Ok | QMessageBox::Cancel);
messageBox->setDefaultButton(QMessageBox::Ok);
messageBox->setTextInteractionFlags(Qt::TextSelectableByMouse);
messageBox->setIcon(QMessageBox::Question);
messageBox->setTextInteractionFlags(Qt::TextBrowserInteraction);
if (messageBox->exec() != QMessageBox::Ok)
{
return;
}
QStringList failed;
for(auto item: toDelete)
{
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QFile file(FS::PathCombine(m_path, item));
if (!file.remove())
{
failed.push_back(item);
}
}
if(!failed.empty())
{
QMessageBox *messageBox = new QMessageBox(this);
messageBox->setWindowTitle(tr("Error"));
if(failed.size() > 5)
{
messageBox->setText(tr("Couldn't delete some files!"));
messageBox->setDetailedText(failed.join('\n'));
}
else
{
messageBox->setText(tr("Couldn't delete some files:\n%1").arg(failed.join('\n')));
}
messageBox->setStandardButtons(QMessageBox::Ok);
messageBox->setDefaultButton(QMessageBox::Ok);
messageBox->setTextInteractionFlags(Qt::TextSelectableByMouse);
messageBox->setIcon(QMessageBox::Critical);
messageBox->setTextInteractionFlags(Qt::TextBrowserInteraction);
messageBox->exec();
}
}
void OtherLogsPage::setControlsEnabled(const bool enabled)
{
ui->btnReload->setEnabled(enabled);
ui->btnDelete->setEnabled(enabled);
ui->btnCopy->setEnabled(enabled);
ui->btnPaste->setEnabled(enabled);
ui->text->setEnabled(enabled);
ui->btnClean->setEnabled(enabled);
}
// FIXME: HACK, use LogView instead?
static void findNext(QPlainTextEdit * _this, const QString& what, bool reverse)
{
_this->find(what, reverse ? QTextDocument::FindFlag::FindBackward : QTextDocument::FindFlag(0));
}
void OtherLogsPage::on_findButton_clicked()
{
auto modifiers = QApplication::keyboardModifiers();
bool reverse = modifiers & Qt::ShiftModifier;
findNext(ui->text, ui->searchBar->text(), reverse);
}
void OtherLogsPage::findNextActivated()
{
findNext(ui->text, ui->searchBar->text(), false);
}
void OtherLogsPage::findPreviousActivated()
{
findNext(ui->text, ui->searchBar->text(), true);
}
void OtherLogsPage::findActivated()
{
// focus the search bar if it doesn't have focus
if (!ui->searchBar->hasFocus())
{
ui->searchBar->setFocus();
ui->searchBar->selectAll();
}
}