give datanegines their own package description; gets rid of various bits of cruft inherited unduly from PlasmoidPackage as well as adds a services/ dir for .operation files.

svn path=/trunk/KDE/kdelibs/; revision=1159709

private/packages.cpp

@@ -103,6 +103,40 @@ void PlasmoidPackage::createNewWidgetBrowser(QWidget *parent)
 #endif
 }
 
+DataEnginePackage::DataEnginePackage(QObject *parent)
+    : Plasma::PackageStructure(parent, QString("DataEngine"))
+{
+    addDirectoryDefinition("data", "data", i18n("Data Files"));
+
+    addDirectoryDefinition("scripts", "code", i18n("Executable Scripts"));
+    QStringList mimetypes;
+    mimetypes << "text/plain";
+    setMimetypes("scripts", mimetypes);
+
+    addDirectoryDefinition("services", "services/", i18n("Service Descriptions"));
+    setMimetypes("services", mimetypes);
+
+    addDirectoryDefinition("translations", "locale", i18n("Translations"));
+
+    addFileDefinition("mainscript", "code/main", i18n("Main Script File"));
+    setRequired("mainscript", true);
+}
+
+DataEnginePackage::~DataEnginePackage()
+{
+}
+
+void DataEnginePackage::pathChanged()
+{
+    KDesktopFile config(path() + "/metadata.desktop");
+    KConfigGroup cg = config.desktopGroup();
+    QString mainScript = cg.readEntry("X-Plasma-MainScript", QString());
+    if (!mainScript.isEmpty()) {
+        addFileDefinition("mainscript", mainScript, i18n("Main Script File"));
+        setRequired("mainscript", true);
+    }
+}
+
 ThemePackage::ThemePackage(QObject *parent)
     : Plasma::PackageStructure(parent, QString("Plasma Theme"))
 {

private/packages_p.h

@@ -53,6 +53,17 @@ private:
 #endif
 };
 
+class DataEnginePackage : public PackageStructure
+{
+    Q_OBJECT
+public:
+    explicit DataEnginePackage(QObject *parent = 0);
+    ~DataEnginePackage();
+
+protected:
+    void pathChanged();
+};
+
 class ThemePackage : public PackageStructure
 {
     Q_OBJECT

scripting/scriptengine.cpp

@@ -251,11 +251,13 @@ PackageStructure::Ptr defaultPackageStructure(ComponentType type)
 {
     switch (type) {
     case AppletComponent:
-    case DataEngineComponent:
     case WallpaperComponent:
     case RunnerComponent:
         return PackageStructure::Ptr(new PlasmoidPackage());
         break;
+    case DataEngineComponent:
+        return PackageStructure::Ptr(new DataEnginePackage());
+        break;
     default:
         // TODO: we don't have any special structures for other components yet
         break;