From fc5bdae5205b8dc4674059d3916c4194ca90ccd2 Mon Sep 17 00:00:00 2001
From: Stefan Derkits <stefan@derkits.at>
Date: Mon, 7 May 2012 00:16:44 +0200
Subject: [PATCH] preperations & first steps towards implementations of
 password storage via QtKeychain (using async branch)

---
 src/libtomahawk/CMakeLists.txt       |  2 ++
 src/libtomahawk/accounts/Account.cpp | 47 ++++++++++++++++++++++++++++
 src/libtomahawk/accounts/Account.h   |  9 ++++++
 3 files changed, 58 insertions(+)

diff --git a/src/libtomahawk/CMakeLists.txt b/src/libtomahawk/CMakeLists.txt
index afeed00ef..b9d14ed47 100644
--- a/src/libtomahawk/CMakeLists.txt
+++ b/src/libtomahawk/CMakeLists.txt
@@ -452,6 +452,8 @@ TARGET_LINK_LIBRARIES( tomahawklib
     ${OS_SPECIFIC_LINK_LIBRARIES}
     ${CMAKE_THREAD_LIBS_INIT}
     ${LINK_LIBRARIES}
+    -L/home/t95012/kde/lib/
+    qtkeychain
 )
 
 INSTALL( TARGETS tomahawklib
diff --git a/src/libtomahawk/accounts/Account.cpp b/src/libtomahawk/accounts/Account.cpp
index b51d7eab1..494be9486 100644
--- a/src/libtomahawk/accounts/Account.cpp
+++ b/src/libtomahawk/accounts/Account.cpp
@@ -113,6 +113,42 @@ Account::onError( int errorCode, const QString& error )
 }
 
 
+void
+Account::keychainJobFinished(QKeychain::Job* j )
+{
+    QKeychain::ReadPasswordJob* readJob = qobject_cast< QKeychain::ReadPasswordJob* >( j );
+    if ( readJob != 0 )
+    {
+        QVariantHash var;
+        tLog() << Q_FUNC_INFO << "readJob finished";
+        tLog() << Q_FUNC_INFO << readJob->key();
+        deserializeCredentials( var, readJob->binaryData() );
+        tLog() << Q_FUNC_INFO << var;
+    }
+    else
+    {
+        QKeychain::WritePasswordJob* writeJob = qobject_cast< QKeychain::WritePasswordJob* >( j );
+        tLog() << Q_FUNC_INFO << "writeJob finished";
+    }
+}
+
+
+void
+Account::serializeCredentials(const QVariantHash& credentials, QByteArray& data)
+{
+    QDataStream ds(&data, QIODevice::WriteOnly);
+    ds << credentials;
+}
+
+
+void
+Account::deserializeCredentials(QVariantHash& credentials, const QByteArray& data)
+{
+    QDataStream ds2(data);
+    ds2 >> credentials;
+}
+
+
 void
 Account::onConnectionStateChanged( Account::ConnectionState )
 {
@@ -132,6 +168,13 @@ Account::syncConfig()
     s->setValue( "acl", m_acl );
     s->setValue( "types", m_types );
     s->endGroup();
+    QKeychain::WritePasswordJob* j = new QKeychain::WritePasswordJob( QLatin1String( "tomahawkaccounts" ), this );
+    j->setKey( m_accountId );
+    QByteArray bData;
+    serializeCredentials( m_credentials, bData );
+    j->setBinaryData( bData );
+    connect( j, SIGNAL( finished( QKeychain::Job* ) ), this, SLOT( keychainJobFinished( QKeychain::Job* ) ) );
+    j->start();
     s->sync();
 }
 
@@ -148,6 +191,10 @@ Account::loadFromConfig( const QString& accountId )
     m_configuration = s->value( "configuration", QVariantHash() ).toHash();
     m_acl = s->value( "acl", QVariantMap() ).toMap();
     m_types = s->value( "types", QStringList() ).toStringList();
+    QKeychain::ReadPasswordJob* j = new QKeychain::ReadPasswordJob( QLatin1String( "tomahawkaccounts" ), this );
+    j->setKey( m_accountId );
+    connect( j, SIGNAL( finished( QKeychain::Job* ) ), this, SLOT( keychainJobFinished( QKeychain::Job* ) ) );
+    j->start();
     s->endGroup();
 }
 
diff --git a/src/libtomahawk/accounts/Account.h b/src/libtomahawk/accounts/Account.h
index 98afb3750..262d796e9 100644
--- a/src/libtomahawk/accounts/Account.h
+++ b/src/libtomahawk/accounts/Account.h
@@ -27,6 +27,8 @@
 #include <QtCore/QString>
 #include <QtCore/QUuid>
 
+#include <qtkeychain/keychain.h>
+
 #include "Typedefs.h"
 #include "DllMacro.h"
 #include "TomahawkSettings.h"
@@ -132,6 +134,8 @@ signals:
 
     void configurationChanged();
 
+    void credentialsChanged();
+
 protected:
     virtual void loadFromConfig( const QString &accountId );
     virtual void syncConfig();
@@ -140,7 +144,12 @@ private slots:
     void onConnectionStateChanged( Tomahawk::Accounts::Account::ConnectionState );
     void onError( int, const QString& );
 
+    void keychainJobFinished( QKeychain::Job* );
+
 private:
+    void serializeCredentials( const QVariantHash& credentials, QByteArray& data );
+    void deserializeCredentials( QVariantHash& credentials, const QByteArray& data );
+
     QString m_accountServiceName;
     QString m_accountFriendlyName;
     QString m_cachedError;