Added sanity checks for QBO info

lib/issues_save_hook_listener.rb

@@ -15,6 +15,9 @@ class IssuesSaveHookListener < Redmine::Hook::ViewListener
     issue = context[:issue]
     cf_estimate = CustomField.find_by_name("Estimate")
     
+    # Check to see if we have registered with QBO
+    unless Qbo.first.nil? and issue.qbo_customer_id.nil? and issue.qbo_item_id.nil? and employee_id.nil? then
+     
       # if this is a quote, lets create a new estimate based off estimated hours
         if issue.tracker.name = "Quote" and issue.status.name = "New" and cf_estimate.nil? then
         
@@ -43,7 +46,7 @@ class IssuesSaveHookListener < Redmine::Hook::ViewListener
           issue.custom_field_values = {CustomField.find_by_name("Estimate").id => created_estimate.doc_number}
           issue.save!
         end
-    
+      end
   end
 
    # After Issue Saved