136 lines
4.3 KiB
C++
Executable File
136 lines
4.3 KiB
C++
Executable File
// This file is part of RSS Guard.
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//
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// Copyright (C) 2011-2015 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/serviceroot.h"
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#include "core/feedsmodel.h"
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#include "miscellaneous/application.h"
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#include "services/abstract/category.h"
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#include <QSqlQuery>
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ServiceRoot::ServiceRoot(RootItem *parent) : RootItem(parent), m_accountId(NO_PARENT_CATEGORY) {
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setKind(RootItemKind::ServiceRoot);
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}
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ServiceRoot::~ServiceRoot() {
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}
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bool ServiceRoot::deleteViaGui() {
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QSqlDatabase connection = qApp->database()->connection(metaObject()->className(), DatabaseFactory::FromSettings);
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// Remove all messages.
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if (!QSqlQuery(connection).exec(QString("DELETE FROM Messages WHERE account_id = %1;").arg(accountId()))) {
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return false;
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}
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// Remove all feeds.
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if (!QSqlQuery(connection).exec(QString("DELETE FROM Feeds WHERE account_id = %1;").arg(accountId()))) {
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return false;
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}
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// Remove all categories.
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if (!QSqlQuery(connection).exec(QString("DELETE FROM Categories WHERE account_id = %1;").arg(accountId()))) {
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return false;
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}
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// Switch "existence" flag.
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bool data_removed = QSqlQuery(connection).exec(QString("DELETE FROM Accounts WHERE id = %1;").arg(accountId()));
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if (data_removed) {
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requestItemRemoval(this);
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}
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return data_removed;
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}
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void ServiceRoot::itemChanged(const QList<RootItem *> &items) {
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emit dataChanged(items);
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}
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void ServiceRoot::requestReloadMessageList(bool mark_selected_messages_read) {
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emit reloadMessageListRequested(mark_selected_messages_read);
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}
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void ServiceRoot::requestFeedReadFilterReload() {
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emit readFeedsFilterInvalidationRequested();
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}
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void ServiceRoot::requestItemExpand(const QList<RootItem *> &items, bool expand) {
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emit itemExpandRequested(items, expand);
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}
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void ServiceRoot::requestItemReassignment(RootItem *item, RootItem *new_parent) {
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emit itemReassignmentRequested(item, new_parent);
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}
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void ServiceRoot::requestItemRemoval(RootItem *item) {
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emit itemRemovalRequested(item);
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}
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int ServiceRoot::accountId() const {
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return m_accountId;
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}
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void ServiceRoot::setAccountId(int account_id) {
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m_accountId = account_id;
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}
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void ServiceRoot::assembleFeeds(Assignment feeds) {
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QHash<int,Category*> categories = getHashedSubTreeCategories();
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foreach (const AssignmentItem &feed, feeds) {
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if (feed.first == NO_PARENT_CATEGORY) {
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// This is top-level feed, add it to the root item.
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appendChild(feed.second);
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feed.second->updateCounts(true);
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}
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else if (categories.contains(feed.first)) {
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// This feed belongs to this category.
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categories.value(feed.first)->appendChild(feed.second);
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feed.second->updateCounts(true);
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}
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else {
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qWarning("Feed '%s' is loose, skipping it.", qPrintable(feed.second->title()));
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}
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}
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}
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void ServiceRoot::assembleCategories(Assignment categories) {
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QHash<int,RootItem*> assignments;
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assignments.insert(NO_PARENT_CATEGORY, this);
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// Add top-level categories.
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while (!categories.isEmpty()) {
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for (int i = 0; i < categories.size(); i++) {
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if (assignments.contains(categories.at(i).first)) {
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// Parent category of this category is already added.
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assignments.value(categories.at(i).first)->appendChild(categories.at(i).second);
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// Now, added category can be parent for another categories, add it.
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assignments.insert(categories.at(i).second->id(), categories.at(i).second);
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// Remove the category from the list, because it was
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// added to the final collection.
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categories.removeAt(i);
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i--;
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}
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}
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}
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}
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