Fixes #535: Send Trigger and Scheduler Notification Email/SMS to single user.

app/assets/javascripts/app/controllers/_ui_element/ticket_perform_action.coffee

@@ -348,20 +348,38 @@ class App.UiElement.ticket_perform_action
     if !_.isArray(meta.recipient)
       meta.recipient = [meta.recipient]
 
-    column_select_options = []
+    columnSelectOptions = []
     for key, value of options
       selected = undefined
       for recipient in meta.recipient
         if key is recipient
           selected = true
-      column_select_options.push({ value: key, name: App.i18n.translateInline(value), selected: selected })
+      columnSelectOptions.push({ value: key, name: App.i18n.translateInline(value), selected: selected })
 
-    column_select = new App.ColumnSelect
+    columnSelectRecipientUserOptions = []
+    for user in App.User.all()
+      key = "userid_#{user.id}"
+      selected = undefined
+      for recipient in meta.recipient
+        if key is recipient
+          selected = true
+      columnSelectRecipientUserOptions.push({ value: key, name: "#{user.firstname} #{user.lastname}", selected: selected })
+
+    columnSelectRecipient = new App.ColumnSelect
       attribute:
         name:    "#{name}::recipient"
-        options: column_select_options
+        options: [
+          {
+            label: 'Variables',
+            group: columnSelectOptions
+          },
+          {
+            label: 'User',
+            group: columnSelectRecipientUserOptions
+          },
+        ]
 
-    selection = column_select.element()
+    selectionRecipient = columnSelectRecipient.element()
 
     notificationElement = $( App.view('generic/ticket_perform_action/notification')(
       attribute: attribute
@@ -369,7 +387,7 @@ class App.UiElement.ticket_perform_action
       notificationType: notificationType
       meta: meta || {}
     ))
-    notificationElement.find('.js-recipient select').replaceWith(selection)
+    notificationElement.find('.js-recipient select').replaceWith(selectionRecipient)
 
     visibilitySelection = App.UiElement.select.render(
       name: "#{name}::internal"

app/assets/javascripts/app/views/generic/column_select.jst.eco

@@ -34,7 +34,7 @@
   <div class="columnSelect-pool js-pool">
     <% for option in @attribute.options: %>
       <% if option.group != undefined: %>
-        <div class="columnSelect-group-label" title="<%= option.label %>"><%= option.label %></div>
+        <div class="columnSelect-group-label" title="<%= @T(option.label) %>"><%= @T(option.label) %></div>
         <% for o in option.group: %>
         <div class="columnSelect-option js-select js-option<%= ' is-hidden' if o.selected %>" data-value="<%= o.value %>" title="<%= o.title %>"><%= o.name %></div>
         <% end %>

app/assets/javascripts/app/views/generic/ticket_perform_action/notification.jst.eco

@@ -12,14 +12,6 @@
     <select></select>
   </div>
 </div>
-<div class="form-group">
-  <div class="formGroup-label">
-    <label><%- @T('Recipient') %></label>
-  </div>
-  <div class="controls js-recipientUser u-positionOrigin">
-    <select></select>
-  </div>
-</div>
 <% if @notificationType is 'email': %>
 <div class="form-group">
   <div class="formGroup-label">

app/models/ticket.rb

@@ -1340,6 +1340,13 @@ result
         User.group_access(group_id, 'full').sort_by(&:login).each do |user|
           recipients_raw.push(user.email)
         end
+      elsif recipient =~ /\Auserid_(\d+)\z/
+        user = User.lookup(id: $1)
+        if !user
+          logger.warn "Can't find configured Trigger Email recipient User with ID '#{$1}'"
+          next
+        end
+        recipients_raw.push(user.email)
       else
         logger.error "Unknown email notification recipient '#{recipient}'"
         next
@@ -1538,6 +1545,11 @@ result
       owner_id
     when 'ticket_agents'
       User.group_access(group_id, 'full').sort_by(&:login)
+    when /\Auserid_(\d+)\z/
+      return $1 if User.exists?($1)
+
+      logger.warn "Can't find configured Trigger SMS recipient User with ID '#{$1}'"
+      nil
     else
       logger.error "Unknown sms notification recipient '#{recipient}'"
       nil
@@ -1548,6 +1560,7 @@ result
     Array(value['recipient'])
       .each_with_object([]) { |recipient_type, sum| sum.concat(Array(sms_recipients_by_type(recipient_type, article))) }
       .map { |user_or_id| User.lookup(id: user_or_id) }
+      .uniq(&:id)
       .select { |user| user.mobile.present? }
   end
 

spec/models/trigger/sms_spec.rb

@@ -61,5 +61,36 @@ RSpec.describe Trigger do
         expect(triggered_article.body).to match(time_in_zone.strftime('%d.%m.%y'))
       end
     end
+
+    context 'recipients' do
+
+      let(:recipient1) { create(:agent_user, mobile: '+37061010000', groups: [ticket_group]) }
+      let(:recipient2) { create(:agent_user, mobile: '+37061010001', groups: [ticket_group]) }
+      let(:recipient3) { create(:agent_user, mobile: '+37061010002', groups: [ticket_group]) }
+
+      let(:ticket_group) { create(:group) }
+
+      let(:ticket) do
+        ticket = create(:ticket, group: ticket_group, created_by_id: create(:agent_user).id)
+        Observer::Transaction.commit
+        ticket
+      end
+
+      before do
+        create(:channel, area: 'Sms::Notification')
+        create(:trigger,
+               disable_notification: false,
+               perform:              {
+                 'notification.sms': {
+                   recipient: ['ticket_agents', "userid_#{recipient1.id}", "userid_#{recipient2.id}", "userid_#{recipient3.id}"],
+                   body:      'Hello World!',
+                 }
+               })
+      end
+
+      it 'contains no duplicates' do
+        expect(ticket.articles.last.preferences['sms_recipients'].sort).to eq([recipient1.mobile, recipient2.mobile, recipient3.mobile].sort)
+      end
+    end
   end
 end

spec/models/trigger_spec.rb

@@ -6,6 +6,35 @@ RSpec.describe Trigger, type: :model do
 
   it_behaves_like 'ApplicationModel', can_assets: { selectors: %i[condition perform] }
 
+  describe 'validation' do
+
+    let(:condition) do
+      { 'ticket.action' => { 'operator' => 'is', 'value' => 'create' } }
+    end
+    let(:perform) do
+      { 'ticket.title' => { 'value'=>'triggered' } }
+    end
+
+    context 'notification.email' do
+      context 'missing recipient' do
+
+        let(:perform) do
+          {
+            'notification.email' => {
+              'subject' => 'Hello',
+              'body'    => 'World!'
+            }
+          }
+        end
+
+        it 'raises an error' do
+          expect { trigger.save! }.to raise_error(Exceptions::UnprocessableEntity, 'Invalid perform notification.email, recipient is missing!')
+        end
+      end
+    end
+
+  end
+
   describe 'Send-email triggers' do
     before do
       described_class.destroy_all  # Default DB state includes three sample triggers
@@ -87,6 +116,57 @@ RSpec.describe Trigger, type: :model do
                                     )
         end
       end
+
+      context 'notification.email recipient' do
+        let!(:ticket) { create(:ticket) }
+        let!(:recipient1) { create(:user, email: 'test1@zammad-test.com') }
+        let!(:recipient2) { create(:user, email: 'test2@zammad-test.com') }
+        let!(:recipient3) { create(:user, email: 'test3@zammad-test.com') }
+
+        let(:perform) do
+          {
+            'notification.email' => {
+              'recipient' => recipient,
+              'subject'   => 'Hello',
+              'body'      => 'World!'
+            }
+          }
+        end
+
+        before { Observer::Transaction.commit }
+
+        context 'mix of recipient group keyword and single recipient users' do
+          let(:recipient) { [ 'ticket_customer', "userid_#{recipient1.id}", "userid_#{recipient2.id}", "userid_#{recipient3.id}" ] }
+
+          it 'contains all recipients' do
+            expect(ticket.articles.last.to).to eq("#{ticket.customer.email}, #{recipient1.email}, #{recipient2.email}, #{recipient3.email}")
+          end
+
+          context 'duplicate recipient' do
+            let(:recipient) { [ 'ticket_customer', "userid_#{ticket.customer.id}" ] }
+
+            it 'contains only one recipient' do
+              expect(ticket.articles.last.to).to eq(ticket.customer.email.to_s)
+            end
+          end
+        end
+
+        context 'list of single users only' do
+          let(:recipient) { [ "userid_#{recipient1.id}", "userid_#{recipient2.id}", "userid_#{recipient3.id}" ] }
+
+          it 'contains all recipients' do
+            expect(ticket.articles.last.to).to eq("#{recipient1.email}, #{recipient2.email}, #{recipient3.email}")
+          end
+        end
+
+        context 'recipient group keyword only' do
+          let(:recipient) { 'ticket_customer' }
+
+          it 'contains matching recipient' do
+            expect(ticket.articles.last.to).to eq(ticket.customer.email.to_s)
+          end
+        end
+      end
     end
 
     context 'for condition "ticket updated"' do