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UI: Logger: Append to last log file

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This commit is contained in:
Nodir Temirkhodjaev 2024-02-24 20:48:58 +03:00
parent e2169e33f9
commit 041db3e46f
5 changed files with 99 additions and 42 deletions
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105
src/ui/manager/logger.cpp
View File

@ -142,38 +142,96 @@ QString Logger::fileNameSuffix() const
bool Logger::openLogFile()
{
const QString fileName =
fileNamePrefix() + getDateString("yyyy-MM-dd_HH-mm-ss_zzz") + fileNameSuffix();
if (tryOpenLogFile(m_dir, fileName))
if (openDirFile())
return true;
m_dir.setPath(FileUtil::pathSlash(FileUtil::appConfigLocation()) + "logs/");
if (tryOpenLogFile(m_dir, fileName))
if (openDirFile())
return true;
m_dir.setPath(FileUtil::pathSlash(FileUtil::tempLocation()) + APP_NAME);
if (tryOpenLogFile(m_dir, fileName))
if (openDirFile())
return true;
qCDebug(LC) << "Cannot open log file:" << m_file.fileName() << m_file.errorString();
qCWarning(LC) << "Cannot open log file:" << m_file.fileName() << m_file.errorString();
return false;
}
bool Logger::tryOpenLogFile(const QDir &dir, const QString &fileName)
bool Logger::openDirFile()
{
dir.mkpath("./");
m_dir.mkpath("./");
m_file.setFileName(dir.filePath(fileName));
return m_file.open(QIODevice::WriteOnly | QIODevice::Text | QIODevice::Truncate);
return openLastFile() || createNewFile();
}
void Logger::closeLogFile()
bool Logger::openLastFile()
{
const auto fileNames = FileUtil::getFileNames(m_dir, fileNamePrefix(), fileNameSuffix());
if (fileNames.isEmpty())
return false;
const auto fileName = fileNames.first();
if (!openFile(fileName))
return false;
if (!checkFileSize()) {
closeFile();
return false;
}
writeLogLine("\n");
return true;
}
bool Logger::createNewFile()
{
const QString fileName =
fileNamePrefix() + getDateString("yyyy-MM-dd_HH-mm-ss_zzz") + fileNameSuffix();
return openFile(fileName);
}
bool Logger::openFile(const QString &fileName)
{
m_file.setFileName(m_dir.filePath(fileName));
return m_file.open(QIODevice::WriteOnly | QIODevice::Append | QIODevice::Text);
}
void Logger::closeFile()
{
m_file.close();
}
bool Logger::checkFileOpen(const QString &dateString)
{
// Create file when required to avoid empty files
if (m_file.isOpen())
return true;
FileUtil::removeOldFiles(m_dir, fileNamePrefix(), fileNameSuffix(), LOGGER_KEEP_FILES);
if (!openLogFile())
return false;
// Write file header
writeLogLine(makeLogLine(Info, dateString, getFileTitle()));
return true;
}
bool Logger::checkFileSize()
{
if (m_file.size() < LOGGER_FILE_MAX_SIZE)
return true;
closeFile(); // too big file
return false;
}
void Logger::writeLogLine(const QString &logLine)
{
m_file.write(logLine.toUtf8());
@ -187,24 +245,9 @@ void Logger::writeLog(const QString &dateString, const QString &logLine)
m_writing = true;
// Create file when required to avoid empty files
if (!m_file.isOpen()) {
FileUtil::removeOldFiles(
m_dir.path(), fileNamePrefix(), fileNameSuffix(), LOGGER_KEEP_FILES);
if (!openLogFile()) {
m_writing = false;
return;
}
// Write file header
writeLogLine(makeLogLine(Info, dateString, getFileTitle()));
}
writeLogLine(logLine);
if (m_file.size() > LOGGER_FILE_MAX_SIZE) {
closeLogFile(); // Too big file
if (checkFileOpen(dateString)) {
writeLogLine(logLine);
checkFileSize();
}
m_writing = false;

10
src/ui/manager/logger.h
View File

@ -46,8 +46,14 @@ private:
QString fileNameSuffix() const;
bool openLogFile();
bool tryOpenLogFile(const QDir &dir, const QString &fileName);
void closeLogFile();
bool openDirFile();
bool openLastFile();
bool createNewFile();
bool openFile(const QString &fileName);
void closeFile();
bool checkFileOpen(const QString &dateString);
bool checkFileSize();
void writeLogLine(const QString &logLine);

15
src/ui/util/fileutil.cpp
View File

@ -393,15 +393,18 @@ QString tempLocation()
return QStandardPaths::writableLocation(QStandardPaths::TempLocation);
}
void removeOldFiles(const QString &path, const QString &fileNamePrefix,
const QString &fileNameSuffix, int keepFiles)
QStringList getFileNames(QDir &dir, const QString &fileNamePrefix, const QString &fileNameSuffix)
{
QDir dir(path);
const auto fileNames =
dir.entryList({ fileNamePrefix + '*' + fileNameSuffix }, QDir::Files, QDir::Time);
return dir.entryList({ fileNamePrefix + '*' + fileNameSuffix }, QDir::Files, QDir::Time);
}
void removeOldFiles(
QDir &dir, const QString &fileNamePrefix, const QString &fileNameSuffix, int keepFiles)
{
const auto fileNames = getFileNames(dir, fileNamePrefix, fileNameSuffix);
for (const QString &fileName : fileNames) {
if (--keepFiles < 0) {
if (--keepFiles <= 0) {
dir.remove(fileName);
}
}

7
src/ui/util/fileutil.h
View File

@ -4,6 +4,8 @@
#include <QDateTime>
#include <QObject>
QT_FORWARD_DECLARE_CLASS(QDir)
namespace FileUtil {
QString systemAppDescription();
@ -71,8 +73,9 @@ QString appConfigLocation();
QString applicationsLocation();
QString tempLocation();
void removeOldFiles(const QString &path, const QString &fileNamePrefix,
const QString &fileNameSuffix, int keepFiles);
QStringList getFileNames(QDir &dir, const QString &fileNamePrefix, const QString &fileNameSuffix);
void removeOldFiles(
QDir &dir, const QString &fileNamePrefix, const QString &fileNameSuffix, int keepFiles);
};
#endif // FILEUTIL_H

4
src/ui_bin/main.cpp
View File

@ -1,4 +1,5 @@
#include <QApplication>
#include <QDir>
#ifdef USE_VISUAL_LEAK_DETECTOR
# include <vld.h>
@ -65,7 +66,8 @@ void setupCrashHandler(CrashHandler &crashHandler, const FortSettings &settings)
const QString fileNameSuffix = ".dmp";
constexpr int CRASH_KEEP_FILES = 7;
FileUtil::removeOldFiles(dumpPath, fileNamePrefix, fileNameSuffix, CRASH_KEEP_FILES);
QDir dumpDir(dumpPath);
FileUtil::removeOldFiles(dumpDir, fileNamePrefix, fileNameSuffix, CRASH_KEEP_FILES);
crashHandler.setFileNamePrefix(fileNamePrefix + APP_VERSION_STR + APP_VERSION_BUILD_STR + '_');
crashHandler.setFileNameSuffix(fileNameSuffix);