qtmobileextensions/src/settingsmanager/cpublishandsubscribehandler.cpp
changeset 1 2b40d63a9c3d
child 26 3d09643def13
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobileextensions/src/settingsmanager/cpublishandsubscribehandler.cpp	Fri Apr 16 15:51:22 2010 +0300
@@ -0,0 +1,296 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Lesser General Public License as published by
+* the Free Software Foundation, version 2.1 of the License.
+* 
+* 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 Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public License
+* along with this program.  If not, 
+* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".
+*
+* Description:
+*
+*/
+
+#include "cpublishandsubscribehandler.h"
+#include <e32property.h>
+
+#include "xqsettingskey.h"
+
+CPublishAndSubscribeHandler* CPublishAndSubscribeHandler::NewL(TUid aUid)
+{
+    CPublishAndSubscribeHandler* self = new (ELeave) CPublishAndSubscribeHandler(aUid); 
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;
+}
+
+void CPublishAndSubscribeHandler::ConstructL()
+{
+}
+
+CPublishAndSubscribeHandler::CPublishAndSubscribeHandler(TUid aUid)
+    : m_uid(aUid)
+{
+}
+
+CPublishAndSubscribeHandler::~CPublishAndSubscribeHandler()
+{
+}
+
+void CPublishAndSubscribeHandler::setObserver(MSettingsHandlerObserver* observer)
+{
+    m_observer = observer;
+}
+
+TInt CPublishAndSubscribeHandler::getValue(unsigned long key, TInt& value)
+{
+    return RProperty::Get(m_uid, key, value);
+}
+
+TInt CPublishAndSubscribeHandler::getValue(unsigned long /*key*/, TReal& /*value*/)
+{
+    return KErrArgument;
+}
+
+void CPublishAndSubscribeHandler::getValueL(unsigned long key, RBuf8& value)
+{
+    TInt err = RProperty::Get(m_uid, key, value);
+    if (err == KErrOverflow)
+    {
+        value.ReAllocL(RProperty::KMaxPropertySize);
+        err = RProperty::Get(m_uid, key, value);
+        if (err == KErrOverflow)
+        {
+            value.ReAllocL(RProperty::KMaxLargePropertySize);
+            err = RProperty::Get(m_uid, key, value);
+        }
+    }
+    User::LeaveIfError(err);
+}
+
+void CPublishAndSubscribeHandler::getValueL(unsigned long key, RBuf16& value)
+{
+    TInt err = RProperty::Get(m_uid, key, value);
+    if (err == KErrOverflow)
+    {
+        value.ReAllocL(RProperty::KMaxPropertySize);
+        err = RProperty::Get(m_uid, key, value);
+        if (err == KErrOverflow)
+        {
+            value.ReAllocL(RProperty::KMaxLargePropertySize);
+            err = RProperty::Get(m_uid, key, value);
+        }
+    }
+    User::LeaveIfError(err);
+}
+
+TInt CPublishAndSubscribeHandler::setValue(unsigned long key, const TInt& value)
+{
+    return RProperty::Set(m_uid, key, value);
+}
+
+TInt CPublishAndSubscribeHandler::setValue(unsigned long /*key*/, const TReal& /*value*/)
+{
+    return KErrArgument;
+}
+
+TInt CPublishAndSubscribeHandler::setValue(unsigned long key, const TDesC8& value)
+{
+    return RProperty::Set(m_uid, key, value);
+}
+
+TInt CPublishAndSubscribeHandler::setValue(unsigned long key, const TDesC16& value)
+{
+    return RProperty::Set(m_uid, key, value);
+}
+
+TInt CPublishAndSubscribeHandler::defineProperty(unsigned long key, XQSettingsManager::Type type)
+{
+    switch (type)
+    {
+        case XQSettingsManager::TypeInt:
+        {
+            return RProperty::Define(m_uid, key, RProperty::EInt);
+        }
+        case XQSettingsManager::TypeString:
+        {
+            return RProperty::Define(m_uid, key, RProperty::EText);
+        }
+        case XQSettingsManager::TypeByteArray:
+        {
+            return RProperty::Define(m_uid, key, RProperty::EByteArray);
+        }
+        case XQSettingsManager::TypeDouble:
+        default:
+        {
+            return KErrArgument;
+        }
+    }
+}
+
+TInt CPublishAndSubscribeHandler::defineProperty(unsigned long key, XQSettingsManager::Type type,
+    const XQPublishAndSubscribeSecurityPolicy& readPolicy, const XQPublishAndSubscribeSecurityPolicy& writePolicy)
+{
+    switch (type)
+    {
+        case XQSettingsManager::TypeInt:
+        {
+            return RProperty::Define(m_uid, key, RProperty::EInt, symbianPolicy(readPolicy), symbianPolicy(writePolicy));
+        }
+        case XQSettingsManager::TypeString:
+        {
+            return RProperty::Define(m_uid, key, RProperty::EText, symbianPolicy(readPolicy), symbianPolicy(writePolicy));
+        }
+        case XQSettingsManager::TypeByteArray:
+        {
+            return RProperty::Define(m_uid, key, RProperty::EByteArray, symbianPolicy(readPolicy), symbianPolicy(writePolicy));
+        }
+        case XQSettingsManager::TypeDouble:
+        default:
+        {
+            return KErrArgument;
+        }
+    }
+}
+
+TSecurityPolicy CPublishAndSubscribeHandler::symbianPolicy(const XQPublishAndSubscribeSecurityPolicy& policy)
+{
+    //Use constructor for EAlwaysFail or EAlwaysPass
+    switch (policy.secPolicyType())
+    {
+        case XQPublishAndSubscribeSecurityPolicy::SecPolicyAlwaysFail:
+        {
+            return TSecurityPolicy(TSecurityPolicy::EAlwaysFail);
+        }
+        case XQPublishAndSubscribeSecurityPolicy::SecPolicyAlwaysPass:
+        {
+            return TSecurityPolicy(TSecurityPolicy::EAlwaysPass);
+        }
+        default:
+        {
+            break;
+        }
+    }
+    
+    TCapability capability1 = ECapability_None;
+    TCapability capability2 = ECapability_None;
+    TCapability capability3 = ECapability_None;
+    TCapability capability4 = ECapability_None;
+    TCapability capability5 = ECapability_None;
+    TCapability capability6 = ECapability_None;
+    TCapability capability7 = ECapability_None;
+    
+    const QList<XQPublishAndSubscribeSecurityPolicy::Capability>& capabilities = policy.capabilities();
+    
+    if (capabilities.count() > 0) capability1 = symbianCapability(capabilities[0]);
+    if (capabilities.count() > 1) capability2 = symbianCapability(capabilities[1]);
+    if (capabilities.count() > 2) capability3 = symbianCapability(capabilities[2]);
+    if (capabilities.count() > 3) capability4 = symbianCapability(capabilities[3]);
+    if (capabilities.count() > 4) capability5 = symbianCapability(capabilities[4]);
+    if (capabilities.count() > 5) capability6 = symbianCapability(capabilities[5]);
+    if (capabilities.count() > 6) capability7 = symbianCapability(capabilities[6]);
+    
+    long int secureId = policy.secureId().uid();
+    if (secureId != -1)
+    {
+        //Use constructor for TSecureId + max 3 capabilities
+        return TSecurityPolicy(TSecureId(secureId), capability1, capability2, capability3);
+    }
+    
+    long int vendorId = policy.vendorId().uid();
+    if (vendorId != -1)
+    {
+        //Use constructor for TVendorId + max 3 capabilities
+        return TSecurityPolicy(TVendorId(vendorId), capability1, capability2, capability3);
+    }
+    
+    if (capabilities.count() < 4)
+    {
+        //Use constructor for max 3 capabilities
+        return TSecurityPolicy(capability1, capability2, capability3);
+    }
+    else
+    {
+        //Use constructor for max 7 capabilities
+        return TSecurityPolicy(capability1, capability2, capability3, capability4, capability5, capability6, capability7);
+    }
+}
+
+TCapability CPublishAndSubscribeHandler::symbianCapability(const XQPublishAndSubscribeSecurityPolicy::Capability& capability)
+{
+    switch (capability)
+    {
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityTCB:                return ECapabilityTCB;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityCommDD:             return ECapabilityCommDD;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityPowerMgmt:          return ECapabilityPowerMgmt;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityMultimediaDD:       return ECapabilityMultimediaDD;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityReadDeviceData:     return ECapabilityReadDeviceData;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityWriteDeviceData:    return ECapabilityWriteDeviceData;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityDRM:                return ECapabilityDRM;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityTrustedUI:          return ECapabilityTrustedUI;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityProtServ:           return ECapabilityProtServ;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityDiskAdmin:          return ECapabilityDiskAdmin;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityNetworkControl:     return ECapabilityNetworkControl;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityAllFiles:           return ECapabilityAllFiles;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilitySwEvent:            return ECapabilitySwEvent;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityNetworkServices:    return ECapabilityNetworkServices;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityLocalServices:      return ECapabilityLocalServices;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityReadUserData:       return ECapabilityReadUserData;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityWriteUserData:      return ECapabilityWriteUserData;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityLocation:           return ECapabilityLocation;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilitySurroundingsDD:     return ECapabilitySurroundingsDD;
+        case XQPublishAndSubscribeSecurityPolicy::CapabilityUserEnvironment:    return ECapabilityUserEnvironment;
+        default:
+        {
+            break;
+        }
+    }
+    return TCapability();
+}
+
+TInt CPublishAndSubscribeHandler::deleteProperty(unsigned long key)
+{
+    return RProperty::Delete(m_uid, key);
+}
+
+bool CPublishAndSubscribeHandler::handleStartMonitoring(const XQSettingsKey& key, XQSettingsManager::Type type, MSettingsHandlerObserver& observer, TInt& error)
+{
+    if (m_monitors.contains(key.key()))
+    {
+        error = KErrAlreadyExists;
+        return false;
+    }
+    CPubSubMonitor* newMonitor = new CPubSubMonitor(key, type, observer);
+    if (newMonitor)
+    {
+        m_monitors[key.key()] = newMonitor;
+        error = newMonitor->StartMonitoring();
+        return error == KErrNone;
+    }
+    error = KErrNoMemory;
+    return false;
+}
+
+bool CPublishAndSubscribeHandler::handleStopMonitoring(const XQSettingsKey& key, TInt& error)
+{
+    if (!m_monitors.contains(key.key()))
+    {
+        error = KErrNotFound;
+        return false;
+    }
+    const long int itemKey = key.key();
+    CPubSubMonitor* monitor = m_monitors[itemKey];
+    m_monitors.remove(itemKey);
+    delete monitor;
+    
+    return error == KErrNone;
+}