more flexible plugin test

Author: Zabrimus

Diff for: svdrp/src/main/java/vdr/jonglisto/svdrp/client/SvdrpClient.xtend

@@ -296,7 +296,7 @@ class SvdrpClient {
         }
     }
 
-    def isEpgsearchAvailable(String vdrName) {
+    def isPluginAvailable(String vdrName, String pluginName) {
         val vdr = Configuration.get.getVdr(vdrName)
 
         if (vdr === null) {
@@ -307,7 +307,7 @@ class SvdrpClient {
             return false
         }
 
-        val p = getPlugins(vdr).stream.filter(s | s.plugin == "epgsearch").findFirst
+        val p = getPlugins(vdr).stream.filter(s | s.plugin.toLowerCase == pluginName.toLowerCase).findFirst
         if (p.isPresent) {
             return true
         }

Diff for: web/src/main/java/vdr/jonglisto/web/ui/BaseView.xtend

@@ -146,7 +146,7 @@ abstract class BaseView extends VerticalLayout implements View {
         changeVdr(Configuration.get.getVdr(event.selectedItem.get))
 
         // check if epgsearch plugin is available in selectedVdr
-        if (SvdrpClient.get.isEpgsearchAvailable(event.selectedItem.get)) {
+        if (SvdrpClient.get.isPluginAvailable(event.selectedItem.get, "epgsearch")) {
             epgsearchButton.visible = true
         } else {
             epgsearchButton.visible = false