413 lines
18 KiB
C++
Executable file
413 lines
18 KiB
C++
Executable file
// This file is part of RSS Guard.
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//
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// Copyright (C) 2011-2017 by Martin Rotter <rotter.martinos@gmail.com>
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//
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// RSS Guard is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// RSS Guard is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with RSS Guard. If not, see <http://www.gnu.org/licenses/>.
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#include "services/abstract/gui/formfeeddetails.h"
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#include "definitions/definitions.h"
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#include "core/feedsmodel.h"
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#include "services/abstract/rootitem.h"
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#include "services/abstract/category.h"
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#include "services/standard/standardserviceroot.h"
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#include "services/standard/standardfeed.h"
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#include "miscellaneous/textfactory.h"
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#include "miscellaneous/iconfactory.h"
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#include "network-web/networkfactory.h"
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#include "gui/baselineedit.h"
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#include "gui/messagebox.h"
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#include "gui/systemtrayicon.h"
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#include <QPushButton>
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#include <QTextCodec>
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#include <QFileDialog>
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#include <QMenu>
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#include <QPair>
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#include <QNetworkReply>
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#include <QClipboard>
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#include <QMimeData>
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FormFeedDetails::FormFeedDetails(ServiceRoot* service_root, QWidget* parent)
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: QDialog(parent),
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m_editableFeed(nullptr),
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m_serviceRoot(service_root) {
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initialize();
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createConnections();
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// Initialize that shit.
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onTitleChanged(QString());
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onDescriptionChanged(QString());
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onUrlChanged(QString());
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onUsernameChanged(QString());
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onPasswordChanged(QString());
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}
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FormFeedDetails::~FormFeedDetails() {
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}
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int FormFeedDetails::addEditFeed(Feed* input_feed, RootItem* parent_to_select, const QString& url) {
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// Load categories.
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loadCategories(m_serviceRoot->getSubTreeCategories(), m_serviceRoot);
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if (input_feed == nullptr) {
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// User is adding new category.
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setWindowTitle(tr("Add new feed"));
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// Make sure that "default" icon is used as the default option for new
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// feed.
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m_actionUseDefaultIcon->trigger();
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int default_encoding_index = m_ui->m_cmbEncoding->findText(DEFAULT_FEED_ENCODING);
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if (default_encoding_index >= 0) {
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m_ui->m_cmbEncoding->setCurrentIndex(default_encoding_index);
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}
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if (parent_to_select != nullptr) {
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if (parent_to_select->kind() == RootItemKind::Category) {
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m_ui->m_cmbParentCategory->setCurrentIndex(m_ui->m_cmbParentCategory->findData(QVariant::fromValue((void*) parent_to_select)));
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}
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else if (parent_to_select->kind() == RootItemKind::Feed) {
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int target_item = m_ui->m_cmbParentCategory->findData(QVariant::fromValue((void*) parent_to_select->parent()));
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if (target_item >= 0) {
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m_ui->m_cmbParentCategory->setCurrentIndex(target_item);
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}
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}
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}
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if (!url.isEmpty()) {
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m_ui->m_txtUrl->lineEdit()->setText(url);
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}
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else if (Application::clipboard()->mimeData()->hasText()) {
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m_ui->m_txtUrl->lineEdit()->setText(Application::clipboard()->text());
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}
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}
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else {
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// User is editing existing category.
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setWindowTitle(tr("Edit feed '%1'").arg(input_feed->title()));
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setEditableFeed(input_feed);
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}
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// Run the dialog.
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return QDialog::exec();
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}
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void FormFeedDetails::onTitleChanged(const QString& new_title) {
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if (new_title.simplified().size() >= MIN_CATEGORY_NAME_LENGTH) {
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m_ui->m_txtTitle->setStatus(LineEditWithStatus::Ok, tr("Feed name is ok."));
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}
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else {
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m_ui->m_txtTitle->setStatus(LineEditWithStatus::Error, tr("Feed name is too short."));
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}
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}
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void FormFeedDetails::onDescriptionChanged(const QString& new_description) {
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if (new_description.simplified().isEmpty()) {
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m_ui->m_txtDescription->setStatus(LineEditWithStatus::Warning, tr("Description is empty."));
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}
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else {
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m_ui->m_txtDescription->setStatus(LineEditWithStatus::Ok, tr("The description is ok."));
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}
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}
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void FormFeedDetails::onUrlChanged(const QString& new_url) {
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if (QRegExp(URL_REGEXP).exactMatch(new_url)) {
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// New url is well-formed.
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m_ui->m_txtUrl->setStatus(LineEditWithStatus::Ok, tr("The URL is ok."));
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}
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else if (!new_url.simplified().isEmpty()) {
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// New url is not well-formed but is not empty on the other hand.
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m_ui->m_txtUrl->setStatus(LineEditWithStatus::Warning,
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tr("The URL does not meet standard pattern. Does your URL start with \"http://\" or \"https://\" prefix."));
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}
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else {
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// New url is empty.
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m_ui->m_txtUrl->setStatus(LineEditWithStatus::Error, tr("The URL is empty."));
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}
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}
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void FormFeedDetails::onUsernameChanged(const QString& new_username) {
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bool is_username_ok = !m_ui->m_gbAuthentication->isChecked() || !new_username.simplified().isEmpty();
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m_ui->m_txtUsername->setStatus(is_username_ok ?
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LineEditWithStatus::Ok :
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LineEditWithStatus::Warning,
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is_username_ok ?
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tr("Username is ok or it is not needed.") :
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tr("Username is empty."));
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}
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void FormFeedDetails::onPasswordChanged(const QString& new_password) {
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bool is_password_ok = !m_ui->m_gbAuthentication->isChecked() || !new_password.simplified().isEmpty();
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m_ui->m_txtPassword->setStatus(is_password_ok ?
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LineEditWithStatus::Ok :
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LineEditWithStatus::Warning,
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is_password_ok ?
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tr("Password is ok or it is not needed.") :
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tr("Password is empty."));
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}
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void FormFeedDetails::onAuthenticationSwitched() {
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onUsernameChanged(m_ui->m_txtUsername->lineEdit()->text());
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onPasswordChanged(m_ui->m_txtPassword->lineEdit()->text());
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}
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void FormFeedDetails::onAutoUpdateTypeChanged(int new_index) {
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Feed::AutoUpdateType auto_update_type = static_cast<Feed::AutoUpdateType>(m_ui->m_cmbAutoUpdateType->itemData(new_index).toInt());
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switch (auto_update_type) {
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case Feed::DontAutoUpdate:
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case Feed::DefaultAutoUpdate:
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m_ui->m_spinAutoUpdateInterval->setEnabled(false);
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break;
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case Feed::SpecificAutoUpdate:
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default:
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m_ui->m_spinAutoUpdateInterval->setEnabled(true);
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}
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}
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void FormFeedDetails::onNoIconSelected() {
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m_ui->m_btnIcon->setIcon(QIcon());
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}
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void FormFeedDetails::onLoadIconFromFile() {
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QFileDialog dialog(this, tr("Select icon file for the feed"),
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qApp->getHomeFolderPath(), tr("Images (*.bmp *.jpg *.jpeg *.png *.svg *.tga)"));
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dialog.setFileMode(QFileDialog::ExistingFile);
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dialog.setWindowIcon(qApp->icons()->fromTheme(QSL("image-x-generic")));
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dialog.setOptions(QFileDialog::DontUseNativeDialog | QFileDialog::ReadOnly);
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dialog.setViewMode(QFileDialog::Detail);
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dialog.setLabelText(QFileDialog::Accept, tr("Select icon"));
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dialog.setLabelText(QFileDialog::Reject, tr("Cancel"));
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//: Label for field with icon file name textbox for selection dialog.
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dialog.setLabelText(QFileDialog::LookIn, tr("Look in:"));
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dialog.setLabelText(QFileDialog::FileName, tr("Icon name:"));
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dialog.setLabelText(QFileDialog::FileType, tr("Icon type:"));
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if (dialog.exec() == QDialog::Accepted) {
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m_ui->m_btnIcon->setIcon(QIcon(dialog.selectedFiles().value(0)));
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}
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}
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void FormFeedDetails::onUseDefaultIcon() {
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m_ui->m_btnIcon->setIcon(qApp->icons()->fromTheme(QSL("application-rss+xml")));
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}
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void FormFeedDetails::apply() {
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}
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void FormFeedDetails::guessFeed() {
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QPair<StandardFeed*, QNetworkReply::NetworkError> result = StandardFeed::guessFeed(m_ui->m_txtUrl->lineEdit()->text(),
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m_ui->m_txtUsername->lineEdit()->text(),
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m_ui->m_txtPassword->lineEdit()->text());
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if (result.first != nullptr) {
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// Icon or whole feed was guessed.
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m_ui->m_btnIcon->setIcon(result.first->icon());
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m_ui->m_txtTitle->lineEdit()->setText(result.first->title());
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m_ui->m_txtDescription->lineEdit()->setText(result.first->description());
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m_ui->m_cmbType->setCurrentIndex(m_ui->m_cmbType->findData(QVariant::fromValue((int) result.first->type())));
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int encoding_index = m_ui->m_cmbEncoding->findText(result.first->encoding(), Qt::MatchFixedString);
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if (encoding_index >= 0) {
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m_ui->m_cmbEncoding->setCurrentIndex(encoding_index);
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}
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else {
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m_ui->m_cmbEncoding->setCurrentIndex(m_ui->m_cmbEncoding->findText(DEFAULT_FEED_ENCODING,
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Qt::MatchFixedString));
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}
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if (result.second == QNetworkReply::NoError) {
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m_ui->m_lblFetchMetadata->setStatus(WidgetWithStatus::Ok,
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tr("All metadata fetched successfully."),
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tr("Feed and icon metadata fetched."));
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}
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else {
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m_ui->m_lblFetchMetadata->setStatus(WidgetWithStatus::Warning,
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tr("Result: %1.").arg(NetworkFactory::networkErrorText(result.second)),
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tr("Feed or icon metadata not fetched."));
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}
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// Remove temporary feed object.
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delete result.first;
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}
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else {
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// No feed guessed, even no icon available.
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m_ui->m_lblFetchMetadata->setStatus(WidgetWithStatus::Error,
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tr("Error: %1.").arg(NetworkFactory::networkErrorText(result.second)),
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tr("No metadata fetched."));
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}
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}
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void FormFeedDetails::guessIconOnly() {
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QPair<StandardFeed*, QNetworkReply::NetworkError> result = StandardFeed::guessFeed(m_ui->m_txtUrl->lineEdit()->text(),
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m_ui->m_txtUsername->lineEdit()->text(),
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m_ui->m_txtPassword->lineEdit()->text());
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if (result.first != nullptr) {
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// Icon or whole feed was guessed.
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m_ui->m_btnIcon->setIcon(result.first->icon());
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if (result.second == QNetworkReply::NoError) {
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m_ui->m_lblFetchMetadata->setStatus(WidgetWithStatus::Ok,
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tr("Icon fetched successfully."),
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tr("Icon metadata fetched."));
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}
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else {
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m_ui->m_lblFetchMetadata->setStatus(WidgetWithStatus::Warning,
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tr("Result: %1.").arg(NetworkFactory::networkErrorText(result.second)),
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tr("Icon metadata not fetched."));
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}
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// Remove temporary feed object.
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delete result.first;
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}
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else {
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// No feed guessed, even no icon available.
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m_ui->m_lblFetchMetadata->setStatus(WidgetWithStatus::Error,
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tr("Error: %1.").arg(NetworkFactory::networkErrorText(result.second)),
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tr("No icon fetched."));
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}
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}
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void FormFeedDetails::createConnections() {
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// General connections.
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connect(m_ui->m_buttonBox, &QDialogButtonBox::accepted, this, &FormFeedDetails::apply);
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connect(m_ui->m_txtTitle->lineEdit(), &BaseLineEdit::textChanged, this, &FormFeedDetails::onTitleChanged);
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connect(m_ui->m_txtDescription->lineEdit(), &BaseLineEdit::textChanged, this, &FormFeedDetails::onDescriptionChanged);
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connect(m_ui->m_txtUrl->lineEdit(), &BaseLineEdit::textChanged, this, &FormFeedDetails::onUrlChanged);
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connect(m_ui->m_txtUsername->lineEdit(), &BaseLineEdit::textChanged, this, &FormFeedDetails::onUsernameChanged);
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connect(m_ui->m_txtPassword->lineEdit(), &BaseLineEdit::textChanged, this, &FormFeedDetails::onPasswordChanged);
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connect(m_ui->m_gbAuthentication, &QGroupBox::toggled, this, &FormFeedDetails::onAuthenticationSwitched);
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connect(m_ui->m_cmbAutoUpdateType, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this,
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&FormFeedDetails::onAutoUpdateTypeChanged);
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connect(m_ui->m_btnFetchMetadata, &QPushButton::clicked, this, &FormFeedDetails::guessFeed);
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// Icon connections.
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connect(m_actionFetchIcon, &QAction::triggered, this, &FormFeedDetails::guessIconOnly);
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connect(m_actionLoadIconFromFile, &QAction::triggered, this, &FormFeedDetails::onLoadIconFromFile);
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connect(m_actionNoIcon, &QAction::triggered, this, &FormFeedDetails::onNoIconSelected);
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connect(m_actionUseDefaultIcon, &QAction::triggered, this, &FormFeedDetails::onUseDefaultIcon);
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}
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void FormFeedDetails::setEditableFeed(Feed* editable_feed) {
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m_editableFeed = editable_feed;
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m_ui->m_cmbParentCategory->setCurrentIndex(m_ui->m_cmbParentCategory->findData(QVariant::fromValue((void*) editable_feed->parent())));
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m_ui->m_txtTitle->lineEdit()->setText(editable_feed->title());
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m_ui->m_txtDescription->lineEdit()->setText(editable_feed->description());
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m_ui->m_btnIcon->setIcon(editable_feed->icon());
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m_ui->m_txtUrl->lineEdit()->setText(editable_feed->url());
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m_ui->m_cmbAutoUpdateType->setCurrentIndex(m_ui->m_cmbAutoUpdateType->findData(QVariant::fromValue((int) editable_feed->autoUpdateType())));
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m_ui->m_spinAutoUpdateInterval->setValue(editable_feed->autoUpdateInitialInterval());
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}
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void FormFeedDetails::initialize() {
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m_ui.reset(new Ui::FormFeedDetails());
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m_ui->setupUi(this);
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// Set flags and attributes.
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setWindowFlags(Qt::MSWindowsFixedSizeDialogHint | Qt::Dialog | Qt::WindowSystemMenuHint | Qt::WindowTitleHint);
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setWindowIcon(qApp->icons()->fromTheme(QSL("application-rss+xml")));
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// Set text boxes.
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m_ui->m_txtTitle->lineEdit()->setPlaceholderText(tr("Feed title"));
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m_ui->m_txtTitle->lineEdit()->setToolTip(tr("Set title for your feed."));
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m_ui->m_txtDescription->lineEdit()->setPlaceholderText(tr("Feed description"));
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m_ui->m_txtDescription->lineEdit()->setToolTip(tr("Set description for your feed."));
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m_ui->m_txtUrl->lineEdit()->setPlaceholderText(tr("Full feed url including scheme"));
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m_ui->m_txtUrl->lineEdit()->setToolTip(tr("Set url for your feed."));
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m_ui->m_txtUsername->lineEdit()->setPlaceholderText(tr("Username"));
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m_ui->m_txtUsername->lineEdit()->setToolTip(tr("Set username to access the feed."));
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m_ui->m_txtPassword->lineEdit()->setPlaceholderText(tr("Password"));
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m_ui->m_txtPassword->lineEdit()->setToolTip(tr("Set password to access the feed."));
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// Add standard feed types.
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m_ui->m_cmbType->addItem(StandardFeed::typeToString(StandardFeed::Atom10), QVariant::fromValue((int) StandardFeed::Atom10));
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m_ui->m_cmbType->addItem(StandardFeed::typeToString(StandardFeed::Rdf), QVariant::fromValue((int) StandardFeed::Rdf));
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m_ui->m_cmbType->addItem(StandardFeed::typeToString(StandardFeed::Rss0X), QVariant::fromValue((int) StandardFeed::Rss0X));
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m_ui->m_cmbType->addItem(StandardFeed::typeToString(StandardFeed::Rss2X), QVariant::fromValue((int) StandardFeed::Rss2X));
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// Load available encodings.
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const QList<QByteArray> encodings = QTextCodec::availableCodecs();
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QStringList encoded_encodings;
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foreach (const QByteArray& encoding, encodings) {
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encoded_encodings.append(encoding);
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}
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// Sort encodings and add them.
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qSort(encoded_encodings.begin(), encoded_encodings.end(), TextFactory::isCaseInsensitiveLessThan);
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m_ui->m_cmbEncoding->addItems(encoded_encodings);
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// Setup menu & actions for icon selection.
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m_iconMenu = new QMenu(tr("Icon selection"), this);
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m_actionLoadIconFromFile = new QAction(qApp->icons()->fromTheme(QSL("image-x-generic")),
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tr("Load icon from file..."),
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this);
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m_actionNoIcon = new QAction(qApp->icons()->fromTheme(QSL("dialog-error")),
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tr("Do not use icon"),
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this);
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m_actionUseDefaultIcon = new QAction(qApp->icons()->fromTheme(QSL("application-rss+xml")),
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tr("Use default icon"),
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this);
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m_actionFetchIcon = new QAction(qApp->icons()->fromTheme(QSL("emblem-downloads")),
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tr("Fetch icon from feed"),
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this);
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m_iconMenu->addAction(m_actionFetchIcon);
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m_iconMenu->addAction(m_actionLoadIconFromFile);
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m_iconMenu->addAction(m_actionUseDefaultIcon);
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m_iconMenu->addAction(m_actionNoIcon);
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m_ui->m_btnIcon->setMenu(m_iconMenu);
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// Set feed metadata fetch label.
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m_ui->m_lblFetchMetadata->setStatus(WidgetWithStatus::Information,
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tr("No metadata fetched so far."),
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tr("No metadata fetched so far."));
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// Setup auto-update options.
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m_ui->m_spinAutoUpdateInterval->setValue(DEFAULT_AUTO_UPDATE_INTERVAL);
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m_ui->m_cmbAutoUpdateType->addItem(tr("Auto-update using global interval"), QVariant::fromValue((int) Feed::DefaultAutoUpdate));
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m_ui->m_cmbAutoUpdateType->addItem(tr("Auto-update every"), QVariant::fromValue((int) Feed::SpecificAutoUpdate));
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m_ui->m_cmbAutoUpdateType->addItem(tr("Do not auto-update at all"), QVariant::fromValue((int) Feed::DontAutoUpdate));
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// Set tab order.
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setTabOrder(m_ui->m_cmbParentCategory, m_ui->m_cmbType);
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setTabOrder(m_ui->m_cmbType, m_ui->m_cmbEncoding);
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setTabOrder(m_ui->m_cmbEncoding, m_ui->m_cmbAutoUpdateType);
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setTabOrder(m_ui->m_cmbAutoUpdateType, m_ui->m_spinAutoUpdateInterval);
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setTabOrder(m_ui->m_spinAutoUpdateInterval, m_ui->m_txtTitle->lineEdit());
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setTabOrder(m_ui->m_txtTitle->lineEdit(), m_ui->m_txtDescription->lineEdit());
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setTabOrder(m_ui->m_txtDescription->lineEdit(), m_ui->m_txtUrl->lineEdit());
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setTabOrder(m_ui->m_txtUrl->lineEdit(), m_ui->m_btnFetchMetadata);
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setTabOrder(m_ui->m_btnFetchMetadata, m_ui->m_btnIcon);
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setTabOrder(m_ui->m_btnIcon, m_ui->m_gbAuthentication);
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setTabOrder(m_ui->m_gbAuthentication, m_ui->m_txtUsername->lineEdit());
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setTabOrder(m_ui->m_txtUsername->lineEdit(), m_ui->m_txtPassword->lineEdit());
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m_ui->m_txtUrl->lineEdit()->setFocus(Qt::TabFocusReason);
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}
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void FormFeedDetails::loadCategories(const QList<Category*> categories, RootItem* root_item) {
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m_ui->m_cmbParentCategory->addItem(root_item->icon(),
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root_item->title(),
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QVariant::fromValue((void*) root_item));
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foreach (Category* category, categories) {
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m_ui->m_cmbParentCategory->addItem(category->icon(),
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category->title(),
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QVariant::fromValue((void*) category));
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}
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}
|