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Using Email Sandbox, you can run safe email testing from staging and dev environments without the risk of spamming users. Mailtrap Email Sandbox is exactly that type of tool.

The safest way to test email sending functionally is to use a tool specifically designed for this purpose. Whether your application is sending an automated welcome email or any other transactional email, you want to have this tested before deployment. Testing emails before sending: why and how?Įmail validation in Ruby on Rails is as important as in any other framework. Get more information on Gmail SMTP settings here.

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If you want to use this option with ActionMailer, here is an example code for the configuration: config.action_livery_method = :smtp Here is an example of how the configuration should be: config.action_livery_method = :smtpīeing one of the leading email service providers, there is a high demand for Gmail SMTP server use. If you choose to use the SMTP Relay instead of Email API, in your Mailtrap account, select the verified sending domain and find your SMTP server credentials in the “API and SMTP” tab. Here is an example: class AdminMailer įor more detailed instructions and source code, check out our GitHub page. This can be done as a single string of email addresses separated by a comma or an array list of recipients. If you want to send emails to multiple recipients with ActionMailer, set a list of email addresses to the :to key or :cc, and :bcc headers if needed.

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To learn how to apply more ActionMailer delivery methods, such as deliver_now!, deliver_later, check this documentation out. Since we already defined the delivery method, did the SMTP configuration, prepared a template, and attached the file, all that needs to be done is to call deliver_now. Additionally, other delivery methods such as sendmail, file (save emails to files), and test (save emails to ActionMailer::liveries array) can be selected. Using config.action_mailer.smtp_settings, the default SMTP server can be adjusted if needed. Here is an example of one possible configuration: config.action_livery_method = :smtp The authentication option can be selected as one of these plain, login or cram_md5. By default, SMTP is already set in ActionMailer and is configured with Port 25.

add an inline attachment: attachments.inline = File.read('path/to/attachment.pdf')Īt this stage, you’ll need to define a delivery method and do ActionMailer configuration.

add attachments: attachments = File.read('path/to/attachment.pdf').

After that, specify the file name and its path: These can be either regular attachments or attachments.inline helper. How to send emails with attachments?Īs shown in our example, if you want to send an email message with attachments, all that needs to be done is to define relevant helpers in the code. Just remember to fill out the email templates with actual content before sending them. You can also create a text part for this email with a file. Now any HTML-formatted email can use this HTML template. erb file and give it the same name as the method in the mailer class.Ĭontinuing with our above example, this would be and locate it in app/views/notifier_mailer/. This means that a template is used along with a mailer, so create a. The above mailer class example includes HTML content, so the next step that needs to be done is creating a corresponding view. This is an example of what a simple email using ActionMailer looks like: class TestMailer Hello there' Using mailer classes and views the gem helps add email-sending functionality to your Rails app. The best part about Rails is that it’s a highly intuitive framework with many built-in Ruby gems (libraries), one of which is ActionMailer. What options do you have to send emails using Ruby on Rails? If you’re developing such an app and want to understand how to send emails with Rails, this tutorial is for you.

Since the server-side web application framework, Ruby on Rails, was written back in 2004, it has gained popularity as one of the most cost and time-effective solutions to build Ruby applications.

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