slapos_web: throw a nice error if software type is not part of the software json.

Failover should be render a textarea explaining the error.

master/bt5/slapos_web/PathTemplateItem/web_page_module/rjs_slapos_parameter_form_js.xml

@@ -451,7 +451,9 @@
         if (softwaretype === undefined) {\n
           softwaretype = option_selected;\n
         }\n
-\n
+        if (json[\'software-type\'][softwaretype] === undefined ) {\n
+          throw new Error("The sotware type is not part of the json (" + softwaretype + ")");\n
+        }\n
         return json[\'software-type\'][softwaretype].request;\n
       })\n
         .push(function (parameter_json_schema_url) {\n
@@ -482,9 +484,13 @@
         })\n
 \n
         .fail(function (error) {\n
+          var parameter_xml = \'\';\n
           console.log("FAIL CALLED");\n
           console.log(error.stack);\n
-          return g.renderFailoverTextArea(\'\', error.toString())\n
+          if ( g.options.parameter.parameter_hash !== undefined ) {\n
+            parameter_xml = atob(g.options.parameter.parameter_hash);\n
+          }\n
+          return g.renderFailoverTextArea(parameter_xml, error.toString())\n
             .push(function() {\n
               error = undefined;\n
               return g;\n
@@ -656,7 +662,7 @@
             </item>
             <item>
                 <key> <string>serial</string> </key>
-                <value> <string>941.49037.51985.358</string> </value>
+                <value> <string>941.49869.11230.41728</string> </value>
             </item>
             <item>
                 <key> <string>state</string> </key>
@@ -674,7 +680,7 @@
                     </tuple>
                     <state>
                       <tuple>
-                        <float>1426725080.91</float>
+                        <float>1426773992.58</float>
                         <string>UTC</string>
                       </tuple>
                     </state>