Add option to disable code diffs to EmailOnPush.

See #1950

app/controllers/admin/services_controller.rb

@@ -46,7 +46,7 @@ class Admin::ServicesController < Admin::ApplicationController
         :user_key, :device, :priority, :sound, :bamboo_url, :username, :password,
         :build_key, :server, :teamcity_url, :build_type,
         :description, :issues_url, :new_issue_url, :restrict_to_branch,
-        :send_from_committer_email
+        :send_from_committer_email, :disable_diffs
     ])
   end
 end

app/controllers/projects/services_controller.rb

@@ -51,7 +51,7 @@ class Projects::ServicesController < Projects::ApplicationController
       :user_key, :device, :priority, :sound, :bamboo_url, :username, :password,
       :build_key, :server, :teamcity_url, :build_type,
       :description, :issues_url, :new_issue_url, :restrict_to_branch,
-      :send_from_committer_email
+      :send_from_committer_email, :disable_diffs
     )
   end
 end

app/mailers/emails/projects.rb

@@ -16,13 +16,14 @@ module Emails
            subject: subject("Project was moved"))
     end
 
-    def repository_push_email(project_id, recipient, author_id, branch, compare, send_from_committer_email = false)
+    def repository_push_email(project_id, recipient, author_id, branch, compare, send_from_committer_email = false, disable_diffs = false)
       @project = Project.find(project_id)
       @author  = User.find(author_id)
       @compare = compare
       @commits = Commit.decorate(compare.commits)
       @diffs   = compare.diffs
       @branch  = branch.gsub("refs/heads/", "")
+      @disable_diffs = disable_diffs
 
       @subject = "[#{@project.path_with_namespace}][#{@branch}] "
 

app/models/project_services/emails_on_push_service.rb

@@ -15,6 +15,7 @@
 
 class EmailsOnPushService < Service
   prop_accessor :send_from_committer_email
+  prop_accessor :disable_diffs
   prop_accessor :recipients
   validates :recipients, presence: true, if: :activated?
 
@@ -34,13 +35,18 @@ class EmailsOnPushService < Service
     self.send_from_committer_email == "1"
   end
 
+  def disable_diffs?
+    self.disable_diffs == "1"
+  end
+
   def execute(push_data)
-    EmailsOnPushWorker.perform_async(project_id, recipients, push_data, self.send_from_committer_email?)
+    EmailsOnPushWorker.perform_async(project_id, recipients, push_data, send_from_committer_email?, disable_diffs?)
   end
 
   def fields
     [
       { type: 'checkbox', name: 'send_from_committer_email', title: "Send from committer email if domain matches" },
+      { type: 'checkbox', name: 'disable_diffs', title: "Disable code diffs" },
       { type: 'textarea', name: 'recipients', placeholder: 'Emails separated by whitespace' },
     ]
   end

app/views/notify/repository_push_email.html.haml

@@ -16,7 +16,7 @@
 %ul
   - @diffs.each_with_index do |diff, i|
     %li.file-stats
-      %a{href: "#diff-#{i}"}
+      %a{href: "#{@target_url if @disable_diffs}#diff-#{i}" }
         - if diff.deleted_file
           %span.deleted-file
             −
@@ -32,8 +32,9 @@
         - else
           = diff.new_path
 
-%h4 Changes:
-- @diffs.each_with_index do |diff, i|
+- unless @disable_diffs
+  %h4 Changes:
+  - @diffs.each_with_index do |diff, i|
     %li{id: "diff-#{i}"}
       %a{href: @target_url + "#diff-#{i}"}
         - if diff.deleted_file

app/views/notify/repository_push_email.text.haml

@@ -19,10 +19,11 @@ Commits:
     \- + #{diff.new_path}
   - else
     \- #{diff.new_path}
-\
-\
-Changes:
-- @diffs.each do |diff|
+- unless @disable_diffs
+  \
+  \
+  Changes:
+  - @diffs.each do |diff|
     \
     \=====================================
     - if diff.deleted_file
@@ -33,6 +34,7 @@ Changes:
       = diff.new_path
     \=====================================
     != diff.diff
-\
 - if @compare.timeout
+  \
+  \
   Huge diff. To prevent performance issues it was hidden

app/workers/emails_on_push_worker.rb

 class EmailsOnPushWorker
   include Sidekiq::Worker
 
-  def perform(project_id, recipients, push_data, send_from_committer_email = false)
+  def perform(project_id, recipients, push_data, send_from_committer_email = false, disable_diffs = false)
     project = Project.find(project_id)
     before_sha = push_data["before"]
     after_sha = push_data["after"]
@@ -19,7 +19,15 @@ class EmailsOnPushWorker
     return false unless compare && compare.commits.present?
 
     recipients.split(" ").each do |recipient|
-      Notify.repository_push_email(project_id, recipient, author_id, branch, compare, send_from_committer_email).deliver
+      Notify.repository_push_email(
+        project_id, 
+        recipient, 
+        author_id, 
+        branch, 
+        compare, 
+        send_from_committer_email,
+        disable_diffs
+      ).deliver
     end
   ensure
     compare = nil