tdesktop/Telegram/SourceFiles/core/file_utilities.cpp

325 lines
8.2 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "core/file_utilities.h"
#include "mainwindow.h"
#include "storage/localstorage.h"
#include "platform/platform_file_utilities.h"
#include "messenger.h"
bool filedialogGetSaveFile(
QPointer<QWidget> parent,
QString &file,
const QString &caption,
const QString &filter,
const QString &initialPath) {
QStringList files;
QByteArray remoteContent;
bool result = Platform::FileDialog::Get(
parent,
files,
remoteContent,
caption,
filter,
FileDialog::internal::Type::WriteFile,
initialPath);
file = files.isEmpty() ? QString() : files.at(0);
return result;
}
bool filedialogGetSaveFile(
QString &file,
const QString &caption,
const QString &filter,
const QString &initialPath) {
return filedialogGetSaveFile(
Messenger::Instance().getFileDialogParent(),
file,
caption,
filter,
initialPath);
}
QString filedialogDefaultName(
const QString &prefix,
const QString &extension,
const QString &path,
bool skipExistance,
TimeId fileTime) {
auto directoryPath = path;
if (directoryPath.isEmpty()) {
if (cDialogLastPath().isEmpty()) {
Platform::FileDialog::InitLastPath();
}
directoryPath = cDialogLastPath();
}
QString base;
if (fileTime) {
const auto date = ParseDateTime(fileTime);
base = prefix + date.toString("_yyyy-MM-dd_HH-mm-ss");
} else {
struct tm tm;
time_t t = time(NULL);
mylocaltime(&tm, &t);
QChar zero('0');
base = prefix + qsl("_%1-%2-%3_%4-%5-%6").arg(tm.tm_year + 1900).arg(tm.tm_mon + 1, 2, 10, zero).arg(tm.tm_mday, 2, 10, zero).arg(tm.tm_hour, 2, 10, zero).arg(tm.tm_min, 2, 10, zero).arg(tm.tm_sec, 2, 10, zero);
}
QString name;
if (skipExistance) {
name = base + extension;
} else {
QDir dir(directoryPath);
QString nameBase = dir.absolutePath() + '/' + base;
name = nameBase + extension;
for (int i = 0; QFileInfo(name).exists(); ++i) {
name = nameBase + qsl(" (%1)").arg(i + 2) + extension;
}
}
return name;
}
QString filedialogNextFilename(
const QString &name,
const QString &cur,
const QString &path) {
QDir dir(path.isEmpty() ? cDialogLastPath() : path);
int32 extIndex = name.lastIndexOf('.');
QString prefix = name, extension;
if (extIndex >= 0) {
extension = name.mid(extIndex);
prefix = name.mid(0, extIndex);
}
QString nameBase = dir.absolutePath() + '/' + prefix, result = nameBase + extension;
for (int i = 0; result.toLower() != cur.toLower() && QFileInfo(result).exists(); ++i) {
result = nameBase + qsl(" (%1)").arg(i + 2) + extension;
}
return result;
}
namespace File {
void OpenEmailLink(const QString &email) {
crl::on_main([=] {
Platform::File::UnsafeOpenEmailLink(email);
});
}
void OpenWith(const QString &filepath, QPoint menuPosition) {
InvokeQueued(QApplication::instance(), [=] {
if (!Platform::File::UnsafeShowOpenWithDropdown(filepath, menuPosition)) {
if (!Platform::File::UnsafeShowOpenWith(filepath)) {
Platform::File::UnsafeLaunch(filepath);
}
}
});
}
void Launch(const QString &filepath) {
crl::on_main([=] {
Platform::File::UnsafeLaunch(filepath);
});
}
void ShowInFolder(const QString &filepath) {
crl::on_main([=] {
Platform::File::UnsafeShowInFolder(filepath);
});
}
namespace internal {
void UnsafeOpenEmailLinkDefault(const QString &email) {
auto url = QUrl(qstr("mailto:") + email);
QDesktopServices::openUrl(url);
}
void UnsafeLaunchDefault(const QString &filepath) {
QDesktopServices::openUrl(QUrl::fromLocalFile(filepath));
}
} // namespace internal
} // namespace File
namespace FileDialog {
void GetOpenPath(
QPointer<QWidget> parent,
const QString &caption,
const QString &filter,
Fn<void(OpenResult &&result)> callback,
Fn<void()> failed) {
InvokeQueued(QApplication::instance(), [=] {
auto files = QStringList();
auto remoteContent = QByteArray();
const auto success = Platform::FileDialog::Get(
parent,
files,
remoteContent,
caption,
filter,
FileDialog::internal::Type::ReadFile);
if (success
&& ((!files.isEmpty() && !files[0].isEmpty())
|| !remoteContent.isEmpty())) {
if (callback) {
auto result = OpenResult();
if (!files.isEmpty() && !files[0].isEmpty()) {
result.paths.push_back(files[0]);
}
result.remoteContent = remoteContent;
callback(std::move(result));
}
} else if (failed) {
failed();
}
});
}
void GetOpenPaths(
QPointer<QWidget> parent,
const QString &caption,
const QString &filter,
Fn<void(OpenResult &&result)> callback,
Fn<void()> failed) {
InvokeQueued(QApplication::instance(), [=] {
auto files = QStringList();
auto remoteContent = QByteArray();
const auto success = Platform::FileDialog::Get(
parent,
files,
remoteContent,
caption,
filter,
FileDialog::internal::Type::ReadFiles);
if (success && (!files.isEmpty() || !remoteContent.isEmpty())) {
if (callback) {
auto result = OpenResult();
result.paths = files;
result.remoteContent = remoteContent;
callback(std::move(result));
}
} else if (failed) {
failed();
}
});
}
void GetWritePath(
QPointer<QWidget> parent,
const QString &caption,
const QString &filter,
const QString &initialPath,
Fn<void(QString &&result)> callback,
Fn<void()> failed) {
InvokeQueued(QApplication::instance(), [=] {
auto file = QString();
if (filedialogGetSaveFile(parent, file, caption, filter, initialPath)) {
if (callback) {
callback(std::move(file));
}
} else if (failed) {
failed();
}
});
}
void GetFolder(
QPointer<QWidget> parent,
const QString &caption,
const QString &initialPath,
Fn<void(QString &&result)> callback,
Fn<void()> failed) {
InvokeQueued(QApplication::instance(), [=] {
auto files = QStringList();
auto remoteContent = QByteArray();
const auto success = Platform::FileDialog::Get(
parent,
files,
remoteContent,
caption,
QString(),
FileDialog::internal::Type::ReadFolder,
initialPath);
if (success && !files.isEmpty() && !files[0].isEmpty()) {
if (callback) {
callback(std::move(files[0]));
}
} else if (failed) {
failed();
}
});
}
QString AllFilesFilter() {
#ifdef Q_OS_WIN
return qsl("All files (*.*)");
#else // Q_OS_WIN
return qsl("All files (*)");
#endif // Q_OS_WIN
}
namespace internal {
void InitLastPathDefault() {
cSetDialogLastPath(QStandardPaths::writableLocation(QStandardPaths::DownloadLocation));
}
bool GetDefault(
QPointer<QWidget> parent,
QStringList &files,
QByteArray &remoteContent,
const QString &caption,
const QString &filter,
FileDialog::internal::Type type,
QString startFile = QString()) {
if (cDialogLastPath().isEmpty()) {
Platform::FileDialog::InitLastPath();
}
remoteContent = QByteArray();
if (startFile.isEmpty() || startFile.at(0) != '/') {
startFile = cDialogLastPath() + '/' + startFile;
}
QString file;
if (type == Type::ReadFiles) {
files = QFileDialog::getOpenFileNames(Messenger::Instance().getFileDialogParent(), caption, startFile, filter);
QString path = files.isEmpty() ? QString() : QFileInfo(files.back()).absoluteDir().absolutePath();
if (!path.isEmpty() && path != cDialogLastPath()) {
cSetDialogLastPath(path);
Local::writeUserSettings();
}
return !files.isEmpty();
} else if (type == Type::ReadFolder) {
file = QFileDialog::getExistingDirectory(Messenger::Instance().getFileDialogParent(), caption, startFile);
} else if (type == Type::WriteFile) {
file = QFileDialog::getSaveFileName(Messenger::Instance().getFileDialogParent(), caption, startFile, filter);
} else {
file = QFileDialog::getOpenFileName(Messenger::Instance().getFileDialogParent(), caption, startFile, filter);
}
if (file.isEmpty()) {
files = QStringList();
return false;
}
if (type != Type::ReadFolder) {
// Save last used directory for all queries except directory choosing.
auto path = QFileInfo(file).absoluteDir().absolutePath();
if (!path.isEmpty() && path != cDialogLastPath()) {
cSetDialogLastPath(path);
Local::writeUserSettings();
}
}
files = QStringList(file);
return true;
}
} // namespace internal
} // namespace FileDialog