Files
lms/src/ui/admin/DatabaseSettingsView.cpp
T

296 lines
8.6 KiB
C++

/*
* Copyright (C) 2018 Emeric Poupon
*
* This file is part of LMS.
*
* LMS is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* LMS is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with LMS. If not, see <http://www.gnu.org/licenses/>.
*/
#include <Wt/WString>
#include <Wt/WPushButton>
#include <Wt/WComboBox>
#include <Wt/WMessageBox>
#include <Wt/WLineEdit>
#include <Wt/WFormModel>
#include <Wt/WStringListModel>
#include "common/Validators.hpp"
#include "database/MediaDirectory.hpp"
#include "scanner/MediaScanner.hpp"
#include "utils/Logger.hpp"
#include "LmsApplication.hpp"
#include "DatabaseSettingsView.hpp"
namespace UserInterface {
using namespace Database;
class DatabaseSettingsModel : public Wt::WFormModel
{
public:
// Associate each field with a unique string literal.
static const Field MediaDirectoryField;
static const Field UpdatePeriodField;
static const Field UpdateStartTimeField;
DatabaseSettingsModel(Wt::WObject *parent = 0)
: Wt::WFormModel(parent)
{
initializeModels();
addField(MediaDirectoryField);
addField(UpdatePeriodField);
addField(UpdateStartTimeField);
DirectoryValidator* dirValidator = new DirectoryValidator();
dirValidator->setMandatory(true);
setValidator(MediaDirectoryField, dirValidator);
setValidator(UpdatePeriodField, createMandatoryValidator());
setValidator(UpdateStartTimeField, createMandatoryValidator());
// populate the model with initial data
loadData();
}
Wt::WAbstractItemModel *updatePeriodModel() { return _updatePeriodModel; }
Wt::WAbstractItemModel *updateStartTimeModel() { return _updateStartTimeModel; }
void loadData()
{
using namespace Database;
Wt::Dbo::Transaction transaction(DboSession());
std::vector<MediaDirectory::pointer> mediaDirectories = MediaDirectory::getAll(DboSession());
if (!mediaDirectories.empty())
setValue(MediaDirectoryField, mediaDirectories.front()->getPath().string());
auto periodRow = getUpdatePeriodModelRow( Scanner::getUpdatePeriod(DboSession()) );
if (periodRow)
setValue(UpdatePeriodField, updatePeriodString(*periodRow));
auto startTimeRow = getUpdateStartTimeModelRow( Scanner::getUpdateStartTime(DboSession()) );
if (startTimeRow)
setValue(UpdateStartTimeField, updateStartTimeString(*startTimeRow) );
}
void saveData()
{
Wt::Dbo::Transaction transaction(DboSession());
MediaDirectory::eraseAll(DboSession());
MediaDirectory::create(DboSession(), boost::any_cast<Wt::WString>(value(MediaDirectoryField)).toUTF8());
auto updatePeriodRow = getUpdatePeriodModelRow( boost::any_cast<Wt::WString>(value(UpdatePeriodField)));
assert(updatePeriodRow);
Scanner::setUpdatePeriod(DboSession(), updatePeriod(*updatePeriodRow));
auto startTimeRow = getUpdateStartTimeModelRow( boost::any_cast<Wt::WString>(value(UpdateStartTimeField)));
assert(startTimeRow);
Scanner::setUpdateStartTime(DboSession(), updateStartTime(*startTimeRow));
}
boost::optional<int> getUpdatePeriodModelRow(Wt::WString value)
{
for (int i = 0; i < _updatePeriodModel->rowCount(); ++i)
{
if (updatePeriodString(i) == value)
return i;
}
return boost::none;
}
boost::optional<int> getUpdatePeriodModelRow(Scanner::UpdatePeriod period)
{
for (int i = 0; i < _updatePeriodModel->rowCount(); ++i)
{
if (updatePeriod(i) == period)
return i;
}
return boost::none;
}
Scanner::UpdatePeriod updatePeriod(int row)
{
return boost::any_cast<Scanner::UpdatePeriod>
(_updatePeriodModel->data(_updatePeriodModel->index(row, 0), Wt::UserRole));
}
Wt::WString updatePeriodString(int row)
{
return boost::any_cast<Wt::WString>
(_updatePeriodModel->data(_updatePeriodModel->index(row, 0), Wt::DisplayRole));
}
boost::optional<int> getUpdateStartTimeModelRow(Wt::WString value)
{
for (int i = 0; i < _updateStartTimeModel->rowCount(); ++i)
{
if (updateStartTimeString(i) == value)
return i;
}
return boost::none;
}
boost::optional<int> getUpdateStartTimeModelRow(boost::posix_time::time_duration startTime)
{
for (int i = 0; i < _updateStartTimeModel->rowCount(); ++i)
{
if (updateStartTime(i) == startTime)
return i;
}
return boost::none;
}
boost::posix_time::time_duration updateStartTime(int row)
{
return boost::any_cast<boost::posix_time::time_duration>
(_updateStartTimeModel->data(_updateStartTimeModel->index(row, 0), Wt::UserRole));
}
Wt::WString updateStartTimeString(int row)
{
return boost::any_cast<Wt::WString>
(_updateStartTimeModel->data(_updateStartTimeModel->index(row, 0), Wt::DisplayRole));
}
private:
void initializeModels() {
_updatePeriodModel = new Wt::WStringListModel(this);
_updatePeriodModel->addString(Wt::WString::tr("Lms.Admin.Database.never"));
_updatePeriodModel->setData(0, 0, Scanner::UpdatePeriod::Never, Wt::UserRole);
_updatePeriodModel->addString(Wt::WString::tr("Lms.Admin.Database.daily"));
_updatePeriodModel->setData(1, 0, Scanner::UpdatePeriod::Daily, Wt::UserRole);
_updatePeriodModel->addString(Wt::WString::tr("Lms.Admin.Database.weekly"));
_updatePeriodModel->setData(2, 0, Scanner::UpdatePeriod::Weekly, Wt::UserRole);
_updatePeriodModel->addString(Wt::WString::tr("Lms.Admin.Database.monthly"));
_updatePeriodModel->setData(3, 0, Scanner::UpdatePeriod::Monthly, Wt::UserRole);
_updateStartTimeModel = new Wt::WStringListModel(this);
for (std::size_t i = 0; i < 24; ++i)
{
boost::posix_time::time_duration dur = boost::posix_time::hours(i);
boost::posix_time::time_facet* facet = new boost::posix_time::time_facet("%H:%M");
facet->time_duration_format("%H:%M");
std::ostringstream oss;
oss.imbue(std::locale(oss.getloc(), facet));
oss << dur;
_updateStartTimeModel->addString( oss.str() );
_updateStartTimeModel->setData(i, 0, dur, Wt::UserRole);
}
}
Wt::WStringListModel* _updatePeriodModel;
Wt::WStringListModel* _updateStartTimeModel;
};
const Wt::WFormModel::Field DatabaseSettingsModel::MediaDirectoryField = "media-directory";
const Wt::WFormModel::Field DatabaseSettingsModel::UpdatePeriodField = "update-period";
const Wt::WFormModel::Field DatabaseSettingsModel::UpdateStartTimeField = "update-start-time";
DatabaseSettingsView::DatabaseSettingsView(Wt::WContainerWidget *parent)
: Wt::WTemplateFormView(parent)
{
auto model = new DatabaseSettingsModel(this);
setTemplateText(tr("Lms.Admin.Database.template"));
addFunction("tr", &WTemplate::Functions::tr);
addFunction("id", &WTemplate::Functions::id);
// Media Directory
Wt::WLineEdit *mediaDirectoryEdit = new Wt::WLineEdit();
setFormWidget(DatabaseSettingsModel::MediaDirectoryField, mediaDirectoryEdit);
// Update Period
Wt::WComboBox *updatePeriodCB = new Wt::WComboBox();
setFormWidget(DatabaseSettingsModel::UpdatePeriodField, updatePeriodCB);
updatePeriodCB->setModel(model->updatePeriodModel());
// Update Start Time
Wt::WComboBox *updateStartTimeCB = new Wt::WComboBox();
setFormWidget(DatabaseSettingsModel::UpdateStartTimeField, updateStartTimeCB);
updateStartTimeCB->setModel(model->updateStartTimeModel());
// Buttons
Wt::WPushButton *saveBtn = new Wt::WPushButton(Wt::WString::tr("Lms.apply"));
bindWidget("apply-btn", saveBtn);
Wt::WPushButton *discardBtn = new Wt::WPushButton(Wt::WString::tr("Lms.discard"));
bindWidget("discard-btn", discardBtn);
Wt::WPushButton *immScanBtn = new Wt::WPushButton(Wt::WString::tr("Lms.Admin.Database.immediate-scan"));
bindWidget("immediate-scan-btn", immScanBtn);
saveBtn->clicked().connect(std::bind([=] ()
{
updateModel(model);
if (model->validate())
{
model->saveData();
LmsApp->getMediaScanner().reschedule();
LmsApp->notify(Wt::WString::tr("Lms.Admin.Database.settings-saved"));
}
// Udate the view: Delete any validation message in the view, etc.
updateView(model);
}));
discardBtn->clicked().connect(std::bind([=] ()
{
model->loadData();
model->validate();
updateView(model);
}));
immScanBtn->clicked().connect(std::bind([=] ()
{
LmsApp->getMediaScanner().scheduleImmediateScan();
LmsApp->notify(Wt::WString::tr("Lms.Admin.Database.scan-launched"));
}));
updateView(model);
}
} // namespace UserInterface