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class ActionMailer::Preview
Public Class Methods
# File actionmailer/lib/action_mailer/preview.rb, line 57
def all
load_previews if descendants.empty?
descendants
end
Returns all mailer preview classes.
# File actionmailer/lib/action_mailer/preview.rb, line 65
def call(email)
preview = new
message = preview.public_send(email)
inform_preview_interceptors(message)
message
end
Returns the mail object for the given email name. The registered preview interceptors will be informed so that they can transform the message as they would if the mail was actually being delivered.
# File actionmailer/lib/action_mailer/preview.rb, line 78
def email_exists?(email)
emails.include?(email)
end
Returns true if the email exists.
# File actionmailer/lib/action_mailer/preview.rb, line 73
def emails
public_instance_methods(false).map(&:to_s).sort
end
Returns all of the available email previews.
# File actionmailer/lib/action_mailer/preview.rb, line 83
def exists?(preview)
all.any? { |p| p.preview_name == preview }
end
Returns true if the preview exists.
# File actionmailer/lib/action_mailer/preview.rb, line 88
def find(preview)
all.find { |p| p.preview_name == preview }
end
Find a mailer preview by its underscored class name.
# File actionmailer/lib/action_mailer/preview.rb, line 93
def preview_name
name.sub(/Preview$/, "").underscore
end
Returns the underscored name of the mailer preview without the suffix.
© 2004–2018 David Heinemeier Hansson
Licensed under the MIT License.