From 6b0a1ec2a13e8a0e4f39c4957f4d64f0e0c2d8d6 Mon Sep 17 00:00:00 2001
From: Dominik Wenger <domonoky@googlemail.com>
Date: Mon, 23 Jun 2008 20:31:44 +0000
Subject: rbutil: warn when you install a build for a different target then
 already installed.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17769 a1c6a512-1295-4272-9138-f99709370657
---
 rbutil/rbutilqt/install.cpp    | 17 +++++++++++++++++
 rbutil/rbutilqt/rbsettings.cpp | 24 ++++++++++++++++++++++++
 rbutil/rbutilqt/rbsettings.h   |  1 +
 rbutil/rbutilqt/rbutilqt.cpp   | 19 ++++++++++++++++++-
 rbutil/rbutilqt/utils.cpp      | 22 ++++++++++++++++++++++
 rbutil/rbutilqt/utils.h        |  1 +
 6 files changed, 83 insertions(+), 1 deletion(-)

diff --git a/rbutil/rbutilqt/install.cpp b/rbutil/rbutilqt/install.cpp
index dbdd2d4820..8ee1dc1ff5 100644
--- a/rbutil/rbutilqt/install.cpp
+++ b/rbutil/rbutilqt/install.cpp
@@ -121,6 +121,23 @@ void Install::accept()
     }
     settings->sync();
     
+    int rbTarget = installedTargetId(settings->mountpoint());
+    if(rbTarget != -1 && rbTarget != settings->curTargetId())
+    {
+        if(QMessageBox::question(this, tr("Device mismatch detected"),
+           tr("Device mismatch detected.\n\n" 
+              "Installed Rockbox is for Device: %1.\n"
+              "New Rockbox is for Device: %2.\n\n" 
+              "Do you want to continue?").arg(settings->nameOfTargetId(rbTarget),settings->curName()),
+           QMessageBox::Yes | QMessageBox::No) == QMessageBox::No)
+        {
+            logger->addItem(tr("Aborted!"),LOGERROR);
+            logger->abort();
+            return;
+        }
+    }
+    
+    
     //! check if we should backup
     if(ui.backup->isChecked())
     {
diff --git a/rbutil/rbutilqt/rbsettings.cpp b/rbutil/rbutilqt/rbsettings.cpp
index 1bb0f73db7..889164a1c9 100644
--- a/rbutil/rbutilqt/rbsettings.cpp
+++ b/rbutil/rbutilqt/rbsettings.cpp
@@ -370,6 +370,30 @@ QString RbSettings::brand(QString plattform)
     return brand;
 }
 
+QString RbSettings::nameOfTargetId(int id)
+{
+    QString result ="";
+     // get a list of ID -> target name
+    QStringList platforms;
+    devices->beginGroup("platforms");
+    platforms = devices->childKeys();
+    devices->endGroup();
+    for(int i = 0; i < platforms.size(); i++)
+    {
+        devices->beginGroup("platforms");
+        QString target = devices->value(platforms.at(i)).toString();
+        devices->endGroup();
+        devices->beginGroup(target);
+        if(devices->value("targetid").toInt() == id)
+        {
+            result = devices->value("name").toString();
+        }
+        devices->endGroup();
+    }
+    
+    return result;
+}
+
 QMap<int, QString> RbSettings::usbIdMap()
 {
     QMap<int, QString> map;
diff --git a/rbutil/rbutilqt/rbsettings.h b/rbutil/rbutilqt/rbsettings.h
index f833c5320f..ece247a3de 100644
--- a/rbutil/rbutilqt/rbsettings.h
+++ b/rbutil/rbutilqt/rbsettings.h
@@ -81,6 +81,7 @@ class RbSettings : public QObject
         QString name(QString plattform);
         QString brand(QString plattform);
         QStringList allLanguages();
+        QString nameOfTargetId(int id);
         QMap<int, QString> usbIdMap();
         QMap<int, QString> usbIdErrorMap();
         QMap<int, QString> usbIdIncompatMap();
diff --git a/rbutil/rbutilqt/rbutilqt.cpp b/rbutil/rbutilqt/rbutilqt.cpp
index a669949aa9..b7231977b2 100644
--- a/rbutil/rbutilqt/rbutilqt.cpp
+++ b/rbutil/rbutilqt/rbutilqt.cpp
@@ -474,8 +474,25 @@ bool RbUtilQt::installAuto()
 
     QString myversion = "r" + versmap.value("bleed_rev");
     
-    //! check if rockbox is already installed
+    // check installed Version and Target
     QString rbVersion = installedVersion(settings->mountpoint()); 
+    int rbTarget = installedTargetId(settings->mountpoint());
+    if(rbTarget != -1 && rbTarget != settings->curTargetId())
+    {
+        if(QMessageBox::question(this, tr("Target mismatch detected"),
+           tr("Target mismatch detected. \n\n"
+              "Installed target: %1.\n"
+              "New Target: %2.\n\n"
+              "Do you want to continue?").arg(settings->nameOfTargetId(rbTarget),settings->curName()),
+           QMessageBox::Yes | QMessageBox::No) == QMessageBox::No)
+        {
+            logger->addItem(tr("Aborted!"),LOGERROR);
+            logger->abort();
+            return false;
+        }
+    }
+    
+    // check version
     if(rbVersion != "")
     {
         if(QMessageBox::question(this, tr("Installed Rockbox detected"),
diff --git a/rbutil/rbutilqt/utils.cpp b/rbutil/rbutilqt/utils.cpp
index 5aa5cd4a55..9359522f04 100644
--- a/rbutil/rbutilqt/utils.cpp
+++ b/rbutil/rbutilqt/utils.cpp
@@ -180,6 +180,28 @@ QString installedVersion(QString mountpoint)
     return "";
 }
 
+int installedTargetId(QString mountpoint)
+{
+   // read rockbox-info.txt
+    QFile info(mountpoint +"/.rockbox/rockbox-info.txt");
+    if(!info.open(QIODevice::ReadOnly))
+    {
+        return -1;
+    }
+    
+    QString target, features,version;
+    while (!info.atEnd()) {
+        QString line = info.readLine();
+        
+        if(line.contains("Target id:"))
+        {
+            return line.remove("Target id:").trimmed().toInt();
+        }        
+    }
+    info.close();
+    return -1;
+
+}
 
 QString getUserName(void)
 {
diff --git a/rbutil/rbutilqt/utils.h b/rbutil/rbutilqt/utils.h
index a7be093520..b4d660520e 100644
--- a/rbutil/rbutilqt/utils.h
+++ b/rbutil/rbutilqt/utils.h
@@ -38,6 +38,7 @@ QString resolvePathCase(QString path);
 
 QUrl systemProxy(void);
 QString installedVersion(QString mountpoint);
+int installedTargetId(QString mountpoint);
 
 #endif
 
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