reflecting the desired email design - a template from which to start. To deploy with Heroku you'll need to setup multiple buildpacks so that Heroku first builds Node for MJML and then the Ruby environment for your app. MJML enables marketers to easily create and maintain beautiful and responsive. Now tell devise to user your mailer in config/initializers/devise.rb by setting config.mailer = 'DeviseMailer' or whatever name you called yours.Īnd then your MJML template goes here: app/views/devise/mailer/reset_password_instructions.mjmlĭevise also have more instructions if you need them. Many marketers know that email design and templating can be a dark art. email, subject: " Custom subject " ) do | format | format. Manage your own email templates in your complex MarTech. Mail ( template_path: ' devise/mailer ', from: " ", to: record.
#Mjml template how to
If you use Devise for user authentication and want to send user emails with MJML templates, here's how to override the devise mailer: # app/mailers/devise_mailer.rbĬlass DeviseMailer < Devise :: Mailer def reset_password_instructions ( record, token, opts = ) = token = record # Custom logic to send the email with MJML Note: Aleksandrs Ļedovskis kindly updated the gem for better Rails Email Layouts support - it should be a non-breaking change, but check the updated file naming below if you experience problems. Lets get started This tutorial will walk you through using MJML to easily design responsive email. Hugo Giraudel wrote a post on using MJML in Rails.
#Mjml template install
If you'd rather still stick with MJML 2.x then lock the mjml-rails gem: gem ' mjml-rails ', ' 2.2.0 'įor MJML 3.x lock the mjml-rails gem: gem ' mjml-rails ', ' 2.4.3 'Īnd then to install MJML 3.x npm install -g How to guides
Version 2.3.x and 2.4.x of this gem brings support for MJML 3.x Version 4.x of this gem brings support for MJML 4.x mjml_binary_version_supported = " 3.3.5 " end MJML v3.x & v4.x support mjml_binary = " /path/to/custom/mjml " config. validation_level = " soft " # Use custom MJML binary with custom versionĬonfig. minify = true # Render MJML templates with errorsĬonfig. raise_render_exception = false # Optimize the size of your emailsĬonfig. template_language = :haml # Ignore errors silentlyĬonfig. setup do | config | # Use :haml as a template languageĬonfig. if an old version is installed by accident. MJML-Rails checks the version of the MJML binary and fails if it does not start with this version, e.g. This can be used to specify the path to a custom MJML binary if it is not detected automatically (shouldn't be needed). See MJML validation documentation for all possible values. This means in case of an invalid template those invalid parts will be missing from the output. If set to soft, MJML will render invalid templates and ignore invalid parts. MJML-Rails will raise an exception on any template error by default. you have a text fallback for your emails). Read more at #34.Įxceptions will be raised and passed to your application by default.īeware that setting it to false leads to an empty html email when an exception is raised, so only set this to false if you do not rely on html (e.g. app/mailers/user_mailer.rbĬlass UserMailer in comments in your partial. Your user_mailer.rb might look like this: #. Notice you can use ERB and partials inside the template.Note: As of MJML 4.3.0 you can no longer use directly inside an, wrap it in. Originally created by a team of developers at Mailjet, MJML's objective is to simplify the way people design responsive emails. It's called MJML - short for Mailjet Markup Language. You can set one or more servers and a random one will be used.MJML-Rails allows you to render HTML emails from an MJML template. If you haven't heard about it yet, there's already an email framework that makes it less painful to build responsive email templates. Or run your own HTTP-server (for example ) to render templates.Ĭonfigure your Django: MJML_BACKEND_MODE = 'httpserver' This mode is faster than cmd and a bit slower than tcpserver, but you can use official MJML API You can set several servers and a random one will be used: MJML_TCPSERVERS = [ĭon’t forget to install requests to use this mode. This mode is faster than cmd but it needs the MJML TCP-Server.Ĭonfigure your Django: MJML_BACKEND_MODE = 'tcpserver' Once you have a working installation, you can skip the sanity check on startup to speed things up: MJML_CHECK_CMD_ON_STARTUP = False tcpserver mode You can change MJML_EXEC_CMD and set path to executable mjml file, for example: MJML_EXEC_CMD = '/home/user/node_modules/.bin/mjml'Īlso you can pass addition cmd arguments, for example: MJML_EXEC_CMD = This mode is very simple, slow and used by default.Ĭonfigure your Django: MJML_BACKEND_MODE = 'cmd' There are three backend modes for compiling: cmd, tcpserver and httpserver.
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