Service Stack Application Lookup

/*
Name: Service Stack Application Lookup
When: after
Insert: true
Update: true
*/

//Lookup stack applications
var stackApp = new GlideRecord('u_service_stack_application');
stackApp.addQuery('u_search_table', current.sys_class_name);
stackApp.query();
while(stackApp.next()) {
   if(eval('current.' + stackApp.u_search_field) == stackApp.u_search_text) {
      createRelationship();
   }
}

function createRelationship() {
   var app = new GlideRecord(current.sys_class_name);
   app.addQuery('sys_id', current.sys_id);
   app.addQuery(stackApp.u_conditions);
   app.query();
   if(app.next()) {
      var rel1 = new GlideRecord('cmdb_rel_ci');//check for existing relationships
      rel1.addQuery('parent.sys_id', stackApp.u_service_stack.sys_id);
      rel1.addQuery('child.sys_id', app.sys_id);
      rel1.query();
      if(!rel1.next()) {
         gs.addInfoMessage('Creating Relationship for ' + app.name);
         var newRel = new GlideRecord('cmdb_rel_ci');//create relationship
         newRel.initalize();
         newRel.parent = stackApp.u_service_stack.sys_id;
         newRel.child = app.sys_id;
         newRel.type = stackApp.u_relationship_type;
         newRel.insert();
         //if Service Stack Application specifies parent field, create additional relationship
         if(!stackApp.u_parent_ci_field.nil()){
            var rel2 = new GlideRecord('cmdb_rel_ci');//check for existing relationships
            rel2.addQuery('parent.sys_id', app.sys_id);
            rel2.addQuery('child.sys_id', stackApp.u_parent_ci_field.sys_id);
            rel2.query();
            if(!rel2.next()) {
               var newParentRel = new GlideRecord('cmdb_rel_ci');//create relationship with specified type
               newParentRel.initalize();
               newParentRel.parent = app.sys_id;
               newParentRel.child = eval('app.' + stackApp.u_parent_ci_field).sys_id;;
               newParentRel.type = stackApp.u_relationship_type;
               newParentRel.insert();
            }
         }

      }
   }
}