account-service.cpp

/* vi: set et sw=4 ts=4 cino=t0,(0: */
/*
 * This file is part of libaccounts-qt
 *
 * Copyright (C) 2009-2010 Nokia Corporation.
 *
 * Contact: Alberto Mardegan <alberto.mardegan@nokia.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * version 2.1 as published by the Free Software Foundation.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 */

#include "account-service.h"
#include "manager.h"
#include "utils.h"
#include <libaccounts-glib/ag-account.h>
#include <libaccounts-glib/ag-account-service.h>
#include <libaccounts-glib/ag-auth-data.h>

namespace Accounts
{

class AccountServicePrivate
{
    Q_DECLARE_PUBLIC(AccountService)

public:
    AccountServicePrivate(Account *account,
                          Service *service,
                          AccountService *accountService);
    ~AccountServicePrivate();

private:
    static void onEnabled(AccountService *accountService, gboolean isEnabled);
    static void onChanged(AccountService *accountService);

    ServiceList m_serviceList;
    AgAccountService *m_accountService;
    Manager *m_manager;
    QString prefix;
    mutable AccountService *q_ptr;
};

} // namespace

using namespace Accounts;

static QChar slash = QChar::fromLatin1('/');

AccountServicePrivate::AccountServicePrivate(Account *account,
                                             Service *service,
                                             AccountService *accountService):
    m_manager(account->manager()),
    q_ptr(accountService)
{
    m_accountService = ag_account_service_new(account->account(),
                                              service->service());
    g_signal_connect_swapped(m_accountService, "enabled",
                             G_CALLBACK(&onEnabled), accountService);
    g_signal_connect_swapped(m_accountService, "changed",
                             G_CALLBACK(&onChanged), accountService);
}

AccountServicePrivate::~AccountServicePrivate()
{
    Q_Q(AccountService);
    g_signal_handlers_disconnect_by_func(m_accountService,
                                         (void *)&onEnabled, q);
    g_signal_handlers_disconnect_by_func(m_accountService,
                                         (void *)&onChanged, q);
    g_object_unref(m_accountService);
    m_accountService = 0;
}

void AccountServicePrivate::onEnabled(AccountService *accountService,
                                      gboolean isEnabled)
{
    TRACE();

    Q_EMIT accountService->enabled(isEnabled);
}

void AccountServicePrivate::onChanged(AccountService *accountService)
{
    TRACE();

    Q_EMIT accountService->changed();
}

AccountService::AccountService(Account *account, Service *service):
    d_ptr(new AccountServicePrivate(account, service, this))
{
}

AccountService::~AccountService()
{
    delete d_ptr;
}

Account *AccountService::account() const
{
    Q_D(const AccountService);
    AgAccount *account = ag_account_service_get_account(d->m_accountService);
    AgAccountId account_id = account->id;

    return d->m_manager->account(account_id);
}

Service *AccountService::service() const
{
    Q_D(const AccountService);
    AgService *service = ag_account_service_get_service(d->m_accountService);
    return d->m_manager->serviceInstance(service);
}

bool AccountService::enabled() const
{
    Q_D(const AccountService);
    return ag_account_service_get_enabled(d->m_accountService);
}

QStringList AccountService::allKeys() const
{
    Q_D(const AccountService);
    QStringList allKeys;
    AgAccountSettingIter iter;
    const gchar *key;
    const GValue *val;

    /* iterate the settings */
    QByteArray tmp = d->prefix.toLatin1();
    ag_account_service_settings_iter_init(d->m_accountService,
                                          &iter, tmp.constData());
    while (ag_account_service_settings_iter_next(&iter, &key, &val))
    {
        allKeys.append(ASCII(key));
    }
    return allKeys;
}

void AccountService::beginGroup(const QString &prefix)
{
    Q_D(AccountService);
    d->prefix += prefix + slash;
}

QStringList AccountService::childGroups() const
{
    QStringList groups, all_keys;

    all_keys = allKeys();
    foreach (QString key, all_keys)
    {
        if (key.contains(slash)) {
            QString group = key.section(slash, 0, 0);
            if (!groups.contains(group))
                groups.append(group);
        }
    }
    return groups;
}

QStringList AccountService::childKeys() const
{
    QStringList keys, all_keys;

    all_keys = allKeys();
    foreach (QString key, all_keys)
    {
        if (!key.contains(slash))
            keys.append(key);
    }
    return keys;
}

void AccountService::clear()
{
    Q_D(AccountService);
    /* clear() must ignore the group: so, temporarily reset it and call
     * remove("") */
    QString saved_prefix = d->prefix;
    d->prefix = QString();
    remove(QString());
    d->prefix = saved_prefix;
}

bool AccountService::contains(const QString &key) const
{
    return childKeys().contains(key);
}

void AccountService::endGroup()
{
    Q_D(AccountService);
    d->prefix = d->prefix.section(slash, 0, -3,
                                  QString::SectionIncludeTrailingSep);
    if (d->prefix[0] == slash) d->prefix.remove(0, 1);
}

QString AccountService::group() const
{
    Q_D(const AccountService);
    if (d->prefix.endsWith(slash))
        return d->prefix.left(d->prefix.size() - 1);
    return d->prefix;
}

void AccountService::remove(const QString &key)
{
    Q_D(AccountService);
    if (key.isEmpty())
    {
        /* delete all keys in the group */
        QStringList keys = allKeys();
        foreach (QString key, keys)
        {
            if (!key.isEmpty())
                remove(key);
        }
    }
    else
    {
        QString full_key = d->prefix + key;
        QByteArray tmpkey = full_key.toLatin1();
        ag_account_service_set_value(d->m_accountService,
                                     tmpkey.constData(),
                                     NULL);
    }
}

void AccountService::setValue(const QString &key, const QVariant &value)
{
    Q_D(AccountService);
    TRACE();
    GValue val= {0, {{0}}};

    if (!variantToGValue(value, &val)) {
        return;
    }

    QString full_key = d->prefix + key;
    QByteArray tmpkey = full_key.toLatin1();
    ag_account_service_set_value(d->m_accountService,
                                 tmpkey.constData(),
                                 &val);
    g_value_unset(&val);
}

void AccountService::setValue(const char *key, const QVariant &value)
{
    setValue(ASCII(key), value);
}

QVariant AccountService::value(const QString &key, SettingSource *source) const
{
    Q_D(const AccountService);
    GValue val= {0, {{0}}};
    g_value_init(&val, G_TYPE_STRING);
    QString full_key = d->prefix + key;
    QByteArray ba = full_key.toLatin1();
    AgSettingSource agSource =
        ag_account_service_get_value(d->m_accountService,
                                     ba.constData(), &val);
    if (source != 0) {
        switch (agSource) {
        case AG_SETTING_SOURCE_ACCOUNT: *source = ACCOUNT; break;
        case AG_SETTING_SOURCE_PROFILE: *source = TEMPLATE; break;
        default: *source = NONE; break;
        }
    }

    QVariant variant;
    if (agSource == AG_SETTING_SOURCE_NONE)
        return variant;

    variant = UTF8(g_value_get_string(&val));
    g_value_unset(&val);

    return variant;
}

QVariant AccountService::value(const char *key, SettingSource *source) const
{
    return value(ASCII(key), source);
}

QStringList AccountService::changedFields() const
{
    Q_D(const AccountService);

    gchar **changedFields =
        ag_account_service_get_changed_fields(d->m_accountService);

    QStringList keyList;
    if (changedFields == 0)
        return keyList;

    gchar **keys = changedFields;
    while (*keys != 0) {
        keyList.append(QString(ASCII(*keys)));
        keys++;
    }

    g_strfreev(changedFields);
    return keyList;
}

AuthData AccountService::authData() const
{
    Q_D(const AccountService);

    AgAuthData *agAuthData =
        ag_account_service_get_auth_data(d->m_accountService);
    return AuthData(agAuthData);
}