Clean up code

src/app/filelogger.cpp

@@ -66,10 +66,9 @@ FileLogger::~FileLogger()
 
 void FileLogger::changePath(const QString &newPath)
 {
-    QString tmpPath = Utils::Fs::fromNativePath(newPath);
-    QDir dir(tmpPath);
-    dir.mkpath(tmpPath);
-    tmpPath = dir.absoluteFilePath("qbittorrent.log");
+    const QDir dir(newPath);
+    dir.mkpath(newPath);
+    const QString tmpPath = dir.absoluteFilePath("qbittorrent.log");
 
     if (tmpPath != m_path) {
         m_path = tmpPath;
@@ -87,8 +86,10 @@ void FileLogger::deleteOld(const int age, const FileLogAgeType ageType)
 {
     const QDateTime date = QDateTime::currentDateTime();
     const QDir dir(Utils::Fs::branchPath(m_path));
+    const QFileInfoList fileList = dir.entryInfoList(QStringList("qbittorrent.log.bak*")
+        , (QDir::Files | QDir::Writable), (QDir::Time | QDir::Reversed));
 
-    for (const QFileInfo &file : asConst(dir.entryInfoList(QStringList("qbittorrent.log.bak*"), QDir::Files | QDir::Writable, QDir::Time | QDir::Reversed))) {
+    for (const QFileInfo &file : fileList) {
         QDateTime modificationDate = file.lastModified();
         switch (ageType) {
         case DAYS:
@@ -106,7 +107,7 @@ void FileLogger::deleteOld(const int age, const FileLogAgeType ageType)
     }
 }
 
-void FileLogger::setBackup(bool value)
+void FileLogger::setBackup(const bool value)
 {
     m_backup = value;
 }
@@ -168,7 +169,7 @@ void FileLogger::openLogFile()
         || !m_logFile->setPermissions(QFile::ReadOwner | QFile::WriteOwner)) {
         delete m_logFile;
         m_logFile = nullptr;
-        Logger::instance()->addMessage(tr("An error occurred while trying to open the log file. Logging to file is disabled."), Log::CRITICAL);
+        LogMsg(tr("An error occurred while trying to open the log file. Logging to file is disabled."), Log::CRITICAL);
     }
 }
 

src/gui/executionlogwidget.cpp

@@ -40,7 +40,7 @@
 ExecutionLogWidget::ExecutionLogWidget(QWidget *parent, const Log::MsgTypes &types)
     : QWidget(parent)
     , m_ui(new Ui::ExecutionLogWidget)
-    , m_msgList(new LogListWidget(MAX_LOG_MESSAGES, Log::MsgTypes(types)))
+    , m_msgList(new LogListWidget(MAX_LOG_MESSAGES, types))
     , m_peerList(new LogListWidget(MAX_LOG_MESSAGES))
 {
     m_ui->setupUi(this);
@@ -75,38 +75,35 @@ void ExecutionLogWidget::showMsgTypes(const Log::MsgTypes &types)
 
 void ExecutionLogWidget::addLogMessage(const Log::Msg &msg)
 {
-    QString text;
-    QDateTime time = QDateTime::fromMSecsSinceEpoch(msg.timestamp);
-    QColor color;
-
+    QString colorName;
     switch (msg.type) {
     case Log::INFO:
-        color.setNamedColor("blue");
+        colorName = QLatin1String("blue");
         break;
     case Log::WARNING:
-        color.setNamedColor("orange");
+        colorName = QLatin1String("orange");
         break;
     case Log::CRITICAL:
-        color.setNamedColor("red");
+        colorName = QLatin1String("red");
         break;
     default:
-        color = QApplication::palette().color(QPalette::WindowText);
+        colorName = QApplication::palette().color(QPalette::WindowText).name();
     }
 
-    text = "<font color='grey'>" + time.toString(Qt::SystemLocaleShortDate) + "</font> - <font color='" + color.name() + "'>" + msg.message + "</font>";
+    const QDateTime time = QDateTime::fromMSecsSinceEpoch(msg.timestamp);
+    const QString text = QString(QLatin1String("<font color='grey'>%1</font> - <font color='%2'>%3</font>"))
+        .arg(time.toString(Qt::SystemLocaleShortDate), colorName, msg.message);
     m_msgList->appendLine(text, msg.type);
 }
 
 void ExecutionLogWidget::addPeerMessage(const Log::Peer &peer)
 {
-    QString text;
-    QDateTime time = QDateTime::fromMSecsSinceEpoch(peer.timestamp);
-
-    if (peer.blocked)
-        text = "<font color='grey'>" + time.toString(Qt::SystemLocaleShortDate) + "</font> - "
-            + tr("<font color='red'>%1</font> was blocked %2", "x.y.z.w was blocked").arg(peer.ip, peer.reason);
-    else
-        text = "<font color='grey'>" + time.toString(Qt::SystemLocaleShortDate) + "</font> - " + tr("<font color='red'>%1</font> was banned", "x.y.z.w was banned").arg(peer.ip);
+    const QDateTime time = QDateTime::fromMSecsSinceEpoch(peer.timestamp);
+    const QString msg = QString(QLatin1String("<font color='grey'>%1</font> - <font color='red'>%2</font>"))
+        .arg(time.toString(Qt::SystemLocaleShortDate), peer.ip);
 
+    const QString text = peer.blocked
+        ? tr("%1 was blocked %2", "0.0.0.0 was blocked due to reason").arg(msg, peer.reason)
+        : tr("%1 was banned", "0.0.0.0 was banned").arg(msg);
     m_peerList->appendLine(text, Log::NORMAL);
 }

src/gui/executionlogwidget.ui

@@ -10,9 +10,6 @@
     <height>300</height>
    </rect>
   </property>
-  <property name="windowTitle">
-   <string notr="true">Form</string>
-  </property>
   <layout class="QVBoxLayout" name="verticalLayout">
    <property name="leftMargin">
     <number>0</number>

src/gui/loglistwidget.cpp

@@ -39,7 +39,7 @@
 #include "base/global.h"
 #include "guiiconprovider.h"
 
-LogListWidget::LogListWidget(int maxLines, const Log::MsgTypes &types, QWidget *parent)
+LogListWidget::LogListWidget(const int maxLines, const Log::MsgTypes &types, QWidget *parent)
     : QListWidget(parent)
     , m_maxLines(maxLines)
     , m_types(types)
@@ -47,8 +47,8 @@ LogListWidget::LogListWidget(int maxLines, const Log::MsgTypes &types, QWidget *
     // Allow multiple selections
     setSelectionMode(QAbstractItemView::ExtendedSelection);
     // Context menu
-    QAction *copyAct = new QAction(GuiIconProvider::instance()->getIcon("edit-copy"), tr("Copy"), this);
-    QAction *clearAct = new QAction(GuiIconProvider::instance()->getIcon("edit-clear"), tr("Clear"), this);
+    auto *copyAct = new QAction(GuiIconProvider::instance()->getIcon("edit-copy"), tr("Copy"), this);
+    auto *clearAct = new QAction(GuiIconProvider::instance()->getIcon("edit-clear"), tr("Clear"), this);
     connect(copyAct, &QAction::triggered, this, &LogListWidget::copySelection);
     connect(clearAct, &QAction::triggered, this, &LogListWidget::clear);
     addAction(copyAct);
@@ -78,10 +78,12 @@ void LogListWidget::keyPressEvent(QKeyEvent *event)
 
 void LogListWidget::appendLine(const QString &line, const Log::MsgType &type)
 {
-    auto *item = new QListWidgetItem;
     // We need to use QLabel here to support rich text
-    QLabel *lbl = new QLabel(line);
+    auto *lbl = new QLabel(line);
+    lbl->setTextFormat(Qt::RichText);
     lbl->setContentsMargins(4, 2, 4, 2);
+
+    auto *item = new QListWidgetItem;
     item->setSizeHint(lbl->sizeHint());
     item->setData(Qt::UserRole, type);
     insertItem(0, item);
@@ -96,9 +98,10 @@ void LogListWidget::appendLine(const QString &line, const Log::MsgType &type)
 
 void LogListWidget::copySelection()
 {
-    static const QRegularExpression htmlTag("<[^>]+>");
+    const QRegularExpression htmlTag("<[^>]+>");
+
     QStringList strings;
-    for (QListWidgetItem* it : asConst(selectedItems()))
+    for (QListWidgetItem *it : asConst(selectedItems()))
         strings << static_cast<QLabel*>(itemWidget(it))->text().remove(htmlTag);
 
     QApplication::clipboard()->setText(strings.join('\n'));

src/gui/loglistwidget.h

@@ -53,7 +53,7 @@ protected:
     void keyPressEvent(QKeyEvent *event) override;
 
 private:
-    int m_maxLines;
+    const int m_maxLines;
     Log::MsgTypes m_types;
 };