Implement basic cookies model

src/gui/cookiesmodel.cpp

@@ -0,0 +1,178 @@
+/*
+ * Bittorrent Client using Qt and libtorrent.
+ * Copyright (C) 2016  Vladimir Golovnev <glassez@yandex.ru>
+ *
+ * This program 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 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link this program with the OpenSSL project's "OpenSSL" library (or with
+ * modified versions of it that use the same license as the "OpenSSL" library),
+ * and distribute the linked executables. You must obey the GNU General Public
+ * License in all respects for all of the code used other than "OpenSSL".  If you
+ * modify file(s), you may extend this exception to your version of the file(s),
+ * but you are not obligated to do so. If you do not wish to do so, delete this
+ * exception statement from your version.
+ */
+
+#include <QDateTime>
+#include "cookiesmodel.h"
+
+CookiesModel::CookiesModel(const QList<QNetworkCookie> &cookies, QObject *parent)
+    : QAbstractItemModel(parent)
+    , m_cookies(cookies)
+{
+}
+
+QList<QNetworkCookie> CookiesModel::cookies() const
+{
+    return m_cookies;
+}
+
+QVariant CookiesModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+    if ((role == Qt::DisplayRole) && (orientation == Qt::Horizontal)) {
+        switch (section)
+        {
+        case COL_DOMAIN:
+            return tr("Domain");
+        case COL_PATH:
+            return tr("Path");
+        case COL_NAME:
+            return tr("Name");
+        case COL_VALUE:
+            return tr("Value");
+        case COL_EXPDATE:
+            return tr("Expiration Date");
+        }
+    }
+
+    return QVariant();
+}
+
+QModelIndex CookiesModel::index(int row, int column, const QModelIndex &parent) const
+{
+    if (parent.isValid() // no items with valid parent
+        || (row < 0) || (row >= m_cookies.size())
+        || (column < 0) || (column >= NB_COLUMNS))
+        return QModelIndex();
+
+    return createIndex(row, column, &m_cookies[row]);
+}
+
+QModelIndex CookiesModel::parent(const QModelIndex &index) const
+{
+    Q_UNUSED(index);
+    return QModelIndex();
+}
+
+int CookiesModel::rowCount(const QModelIndex &parent) const
+{
+    if (parent.isValid()) return 0;
+
+    return m_cookies.size();
+}
+
+int CookiesModel::columnCount(const QModelIndex &parent) const
+{
+    Q_UNUSED(parent);
+    return NB_COLUMNS;
+}
+
+QVariant CookiesModel::data(const QModelIndex &index, int role) const
+{
+    if (!index.isValid() || (index.row() >= m_cookies.size())
+        || ((role != Qt::DisplayRole) && (role != Qt::EditRole)))
+        return QVariant();
+
+    switch (index.column()) {
+    case COL_DOMAIN:
+        return m_cookies[index.row()].domain();
+    case COL_PATH:
+        return m_cookies[index.row()].path();
+    case COL_NAME:
+        return QString::fromLatin1(m_cookies[index.row()].name());
+    case COL_VALUE:
+        return QString::fromLatin1(m_cookies[index.row()].value());
+    case COL_EXPDATE:
+        return m_cookies[index.row()].expirationDate();
+    }
+
+    return QVariant();
+}
+
+bool CookiesModel::setData(const QModelIndex &index, const QVariant &value, int role)
+{
+    if (role != Qt::EditRole) return false;
+
+    switch (index.column()) {
+    case COL_DOMAIN:
+        m_cookies[index.row()].setDomain(value.toString());
+        break;
+    case COL_PATH:
+        m_cookies[index.row()].setPath(value.toString());
+        break;
+    case COL_NAME:
+        m_cookies[index.row()].setName(value.toString().toLatin1());
+        break;
+    case COL_VALUE:
+        m_cookies[index.row()].setValue(value.toString().toLatin1());
+        break;
+    case COL_EXPDATE:
+        m_cookies[index.row()].setExpirationDate(value.toDateTime());
+        break;
+    default:
+        return false;
+    }
+
+    emit dataChanged(index, index);
+    return true;
+}
+
+bool CookiesModel::insertRows(int row, int count, const QModelIndex &parent)
+{
+    if ((row < 0) || (row > m_cookies.size())) return false;
+
+    QNetworkCookie newCookie;
+    newCookie.setExpirationDate(QDateTime::currentDateTime().addYears(99));
+
+    beginInsertRows(parent, row, row + count - 1);
+    while (count-- > 0)
+        m_cookies.insert(row, newCookie);
+    endInsertRows();
+
+    return true;
+}
+
+bool CookiesModel::removeRows(int row, int count, const QModelIndex &parent)
+{
+    if ((m_cookies.size() == 0)
+        || (row >= m_cookies.size())
+        || ((row + count) > m_cookies.size()))
+        return false;
+
+    beginRemoveRows(parent, row, row + count - 1);
+    while (count-- > 0)
+        m_cookies.removeAt(row);
+    endRemoveRows();
+
+    return true;
+}
+
+Qt::ItemFlags CookiesModel::flags(const QModelIndex &index) const
+{
+    if (!index.isValid()) return 0;
+
+    return Qt::ItemIsEditable | QAbstractItemModel::flags(index);
+}