Add site origin data to course trial requests

app/views/teachers/ConvertToTeacherAccountView.coffee

@@ -85,6 +85,7 @@ module.exports = class ConvertToTeacherAccountView extends RootView
     if error
       forms.scrollToFirstError()
       return
+    attrs['siteOrigin'] = 'convert teacher'
     @trialRequest = new TrialRequest({
       type: 'course'
       properties: attrs

app/views/teachers/CreateTeacherAccountView.coffee

@@ -105,6 +105,7 @@ module.exports = class CreateTeacherAccountView extends RootView
     if error
       forms.scrollToFirstError()
       return
+    trialRequestAttrs['siteOrigin'] = 'create teacher'
     @trialRequest = new TrialRequest({
       type: 'course'
       properties: trialRequestAttrs

app/views/teachers/RequestQuoteView.coffee

@@ -90,6 +90,7 @@ module.exports = class RequestQuoteView extends RootView
     if error
       forms.scrollToFirstError()
       return
+    attrs['siteOrigin'] = 'demo request'
     @trialRequest = new TrialRequest({
       type: 'course'
       properties: attrs

test/app/views/teachers/ConvertToTeacherAccountView.spec.coffee

@@ -135,6 +135,7 @@ describe 'ConvertToTeacherAccountView (/teachers/update-account)', ->
       expect(request.method).toBe('POST')
       attrs = JSON.parse(request.params)
       expect(attrs.properties?.firstName).toBe('Mr')
+      expect(attrs.properties?.siteOrigin).toBe('convert teacher')
 
     it 'redirects to /teachers/classes', ->
       request = jasmine.Ajax.requests.mostRecent()

test/app/views/teachers/CreateTeacherAccountView.spec.coffee

@@ -206,6 +206,7 @@ describe 'CreateTeacherAccountView', ->
       expect(attrs.password1).toBeUndefined()
       expect(attrs.password2).toBeUndefined()
       expect(attrs.name).toBeUndefined()
+      expect(attrs.properties?.siteOrigin).toBe('create teacher')
   
     describe 'after saving the new trial request', ->
       beforeEach ->

test/app/views/teachers/RequestQuoteView.spec.coffee

@@ -122,6 +122,8 @@ describe 'RequestQuoteView', ->
       it 'creates a new trial request', ->
         expect(@submitRequest).toBeTruthy()
         expect(@submitRequest.method).toBe('POST')
+        attrs = JSON.parse(@submitRequest.params)
+        expect(attrs.properties?.siteOrigin).toBe('demo request')
 
       it 'sets the user\'s role to the one they chose', ->
         request = _.last(jasmine.Ajax.requests.filter((r) -> _.string.startsWith(r.url, '/db/user')))