# frozen_string_literal: true
require "rails_helper"
describe EmailStyle do
context "ERB evaluation" do
it "does not evaluate ERB outside of the email itself" do
SiteSetting.email_custom_template = "%{email_content}
<%= (111 * 333) %>"
html = Email::Renderer.new(UserNotifications.signup(Fabricate(:user))).html
expect(html).not_to match("36963")
end
end
context "with a custom template" do
before do
SiteSetting.email_custom_template = "FOR YOU
%{email_content}
"
SiteSetting.email_custom_css = 'h1 { color: red; } div.body { color: #FAB; }'
SiteSetting.email_custom_css_compiled = SiteSetting.email_custom_css
end
after do
SiteSetting.remove_override!(:email_custom_template)
SiteSetting.remove_override!(:email_custom_css)
end
context 'invite' do
fab!(:invite) { Fabricate(:invite) }
let(:invite_mail) { InviteMailer.send_invite(invite) }
subject(:mail_html) { Email::Renderer.new(invite_mail).html }
it 'applies customizations' do
expect(mail_html.scan('FOR YOU
').count).to eq(1)
expect(mail_html).to match("#{Discourse.base_url}/invites/#{invite.invite_key}")
end
it 'applies customizations if compiled is missing' do
SiteSetting.remove_override!(:email_custom_css_compiled)
expect(mail_html.scan('FOR YOU
').count).to eq(1)
expect(mail_html).to match("#{Discourse.base_url}/invites/#{invite.invite_key}")
end
it 'can apply RTL attrs' do
SiteSetting.default_locale = 'he'
body_attrs = mail_html.match(/])+/)
expect(body_attrs[0]&.downcase).to match(/text-align:\s*right/)
expect(body_attrs[0]&.downcase).to include('dir="rtl"')
end
end
context 'user_replied' do
let(:response_by_user) { Fabricate(:user, name: "John Doe") }
let(:category) { Fabricate(:category, name: 'India') }
let(:topic) { Fabricate(:topic, category: category, title: "Super cool topic") }
let(:post) { Fabricate(:post, topic: topic, raw: 'This is My super duper cool topic') }
let(:response) { Fabricate(:basic_reply, topic: post.topic, user: response_by_user) }
let(:user) { Fabricate(:user) }
let(:notification) { Fabricate(:replied_notification, user: user, post: response) }
let(:mail) do
UserNotifications.user_replied(
user,
post: response,
notification_type: notification.notification_type,
notification_data_hash: notification.data_hash
)
end
subject(:mail_html) { Email::Renderer.new(mail).html }
it "customizations are applied to html part of emails" do
expect(mail_html.scan('FOR YOU
').count).to eq(1)
matches = mail_html.match(/#{post.raw}/)
expect(matches[1]).to include('color: #FAB;') # custom
expect(matches[1]).to include('padding-top:5px;') # div.body
end
# TODO: translation override
end
context 'signup' do
let(:signup_mail) { UserNotifications.signup(Fabricate(:user)) }
subject(:mail_html) { Email::Renderer.new(signup_mail).html }
it "customizations are applied to html part of emails" do
expect(mail_html.scan('
FOR YOU
').count).to eq(1)
expect(mail_html).to include('activate-account')
end
context 'translation override' do
before do
TranslationOverride.upsert!(
'en',
'user_notifications.signup.text_body_template',
"CLICK THAT LINK: %{base_url}/u/activate-account/%{email_token}"
)
end
after do
TranslationOverride.revert!('en', ['user_notifications.signup.text_body_template'])
end
it "applies customizations when translation override exists" do
expect(mail_html.scan('FOR YOU
').count).to eq(1)
expect(mail_html.scan('CLICK THAT LINK').count).to eq(1)
end
end
context 'with some bad css' do
before do
SiteSetting.email_custom_css = '@import "nope.css"; h1 {{{ size: really big; '
SiteSetting.email_custom_css_compiled = SiteSetting.email_custom_css
end
it "can render the html" do
expect(mail_html.scan(/FOR YOU<\/h1>/).count).to eq(1)
expect(mail_html).to include('activate-account')
end
end
end
context 'digest' do
fab!(:popular_topic) { Fabricate(:topic, user: Fabricate(:coding_horror), created_at: 1.hour.ago) }
let(:summary_email) { UserNotifications.digest(Fabricate(:user)) }
subject(:mail_html) { Email::Renderer.new(summary_email).html }
it "customizations are applied to html part of emails" do
expect(mail_html.scan('FOR YOU
').count).to eq(1)
expect(mail_html).to include(popular_topic.title)
end
it "doesn't apply customizations if apply_custom_styles_to_digest is disabled" do
SiteSetting.apply_custom_styles_to_digest = false
expect(mail_html).to_not include('FOR YOU
')
expect(mail_html).to_not include('FOR YOU')
expect(mail_html).to include(popular_topic.title)
end
end
end
end