From 1f98c3efaec15d9c2664b9f8d08a29a07cf276c6 Mon Sep 17 00:00:00 2001
From: Teo Mrnjavac <teo@kde.org>
Date: Thu, 12 Jun 2014 18:47:50 +0200
Subject: [PATCH] Load settings.

---
 src/calamares/CalamaresApplication.cpp |  15 +++-
 src/calamares/CalamaresApplication.h   |   1 +
 src/calamares/Settings.cpp             | 101 +++++++++++++++++++++++++
 src/calamares/Settings.h               |  22 +++++-
 4 files changed, 133 insertions(+), 6 deletions(-)

diff --git a/src/calamares/CalamaresApplication.cpp b/src/calamares/CalamaresApplication.cpp
index ed5f9dd56..e9401ae34 100644
--- a/src/calamares/CalamaresApplication.cpp
+++ b/src/calamares/CalamaresApplication.cpp
@@ -20,7 +20,7 @@
 
 #include "CalamaresWindow.h"
 #include "CalamaresVersion.h"
-
+#include "Settings.h"
 #include "utils/CalamaresUtils.h"
 #include "utils/Logger.h"
 
@@ -48,6 +48,8 @@ CalamaresApplication::init()
 
     setQuitOnLastWindowClosed( false );
 
+    initSettings();
+
     initBranding();
 
     setWindowIcon( QIcon( "from branding" ) );
@@ -63,7 +65,7 @@ CalamaresApplication::init()
 
 CalamaresApplication::~CalamaresApplication()
 {
-    tDebug( LOGVERBOSE ) << "Shutting down Calamares...";
+    cDebug( LOGVERBOSE ) << "Shutting down Calamares...";
 
 //    if ( JobQueue::instance() )
 //        JobQueue::instance()->stop();
@@ -72,7 +74,7 @@ CalamaresApplication::~CalamaresApplication()
 
 //    delete JobQueue::instance();
 
-    tDebug( LOGVERBOSE ) << "Finished shutdown.";
+    cDebug( LOGVERBOSE ) << "Finished shutdown.";
 }
 
 
@@ -83,6 +85,13 @@ CalamaresApplication::instance()
 }
 
 
+void
+CalamaresApplication::initSettings()
+{
+    new Calamares::Settings( this );
+}
+
+
 void
 CalamaresApplication::initBranding()
 {
diff --git a/src/calamares/CalamaresApplication.h b/src/calamares/CalamaresApplication.h
index 72616d8d0..7a599e194 100644
--- a/src/calamares/CalamaresApplication.h
+++ b/src/calamares/CalamaresApplication.h
@@ -35,6 +35,7 @@ public:
     void init();
     static CalamaresApplication* instance();
 
+    void initSettings();
     void initBranding();
     void initPlugins();
     void initJobQueue();
diff --git a/src/calamares/Settings.cpp b/src/calamares/Settings.cpp
index 6a8d1a97a..e0fa03cf4 100644
--- a/src/calamares/Settings.cpp
+++ b/src/calamares/Settings.cpp
@@ -17,8 +17,109 @@
  */
 
 #include "Settings.h"
+#include "utils/CalamaresUtils.h"
+#include "utils/Logger.h"
+
+#include <QDir>
+#include <QFile>
+#include <QJsonArray>
+#include <QJsonDocument>
+#include <QJsonObject>
+
+namespace Calamares
+{
+
+Settings* Settings::s_instance = 0;
+
+Settings*
+Settings::instance()
+{
+    return s_instance;
+}
+
 
 Settings::Settings( QObject* parent )
     : QObject( parent )
 {
+    QFile file( CalamaresUtils::appDataDir().absoluteFilePath( "settings.json" ) );
+    if ( file.exists() && file.canReadLine() )
+    {
+        QByteArray ba = file.readAll();
+        QJsonParseError* err = 0;
+        QJsonDocument document = QJsonDocument::fromJson( ba, err );
+        if ( !err && !document.isNull() && !document.isEmpty() )
+        {
+            QJsonObject json = document.object();
+
+            foreach ( const QJsonValue& val, json[ "modules-search" ].toArray() )
+            {
+                if ( !val.isString() || val.toString().isEmpty() )
+                    continue;
+
+                QString entry = val.toString();
+
+                if ( entry == "local" )
+                {
+                    m_modulesSearchPaths.append( CalamaresUtils::appDataDir().absolutePath() + QDir::separator() + "modules" );
+                }
+                else
+                {
+                    QDir path( entry );
+                    if ( path.exists() && path.isReadable() )
+                        m_modulesSearchPaths.append( path.absolutePath() );
+                }
+            }
+
+            foreach ( const QJsonValue& val, json[ "modules-prepare" ].toArray() )
+            {
+                if ( !val.isString() || val.toString().isEmpty() )
+                    continue;
+
+                m_viewModulesPrepareList.append( val.toString() );
+            }
+
+            foreach ( const QJsonValue& val, json[ "modules-postinstall" ].toArray() )
+            {
+                if ( !val.isString() || val.toString().isEmpty() )
+                    continue;
+
+                m_viewModulesPostInstallList.append( val.toString() );
+            }
+        }
+        else
+        {
+            cDebug() << "WARNING: Invalid document " << file.fileName()
+                     << " error: " << err->errorString();
+        }
+    }
+    else
+    {
+        cDebug() << "WARNING: Cannot read " << file.fileName();
+    }
+
+    s_instance = this;
+}
+
+
+QStringList
+Settings::modulesSearchPaths()
+{
+    return m_modulesSearchPaths;
+}
+
+
+QStringList
+Settings::viewModulesPrepare()
+{
+    return m_viewModulesPrepareList;
+}
+
+
+QStringList
+Settings::viewModulesPostInstall()
+{
+    return m_viewModulesPostInstallList;
+}
+
+
 }
diff --git a/src/calamares/Settings.h b/src/calamares/Settings.h
index 5943b34c9..2cbd17104 100644
--- a/src/calamares/Settings.h
+++ b/src/calamares/Settings.h
@@ -20,20 +20,36 @@
 #define SETTINGS_H
 
 #include <QObject>
+#include <QStringList>
 
 
-// Settings::instance() ?
+namespace Calamares
+{
 
 class Settings : public QObject
 {
     Q_OBJECT
 public:
     explicit Settings( QObject *parent = 0 );
+
+    static Settings* instance();
     //TODO: load from JSON then emit ready
-signals:
 
-public slots:
+    QStringList modulesSearchPaths();
+
+    QStringList viewModulesPrepare();
+
+    QStringList viewModulesPostInstall();
 
+
+private:
+    static Settings* s_instance;
+
+    QStringList m_modulesSearchPaths;
+    QStringList m_viewModulesPrepareList;
+    QStringList m_viewModulesPostInstallList;
 };
 
+}
+
 #endif // SETTINGS_H