Provides helper methods for ActionMailer::Base that can be used for easily formatting messages, accessing mailer or message instances, and the attachments list.
Methods
- A
- B
- F
- M
Instance Public methods
attachments()
Link
Access the message attachments list.
block_format(text)
Link
Take the text and format it, indented two spaces for each line, and wrapped at 72 columns.
# File actionmailer/lib/action_mailer/mail_helper.rb, line 8 def block_format(text) formatted = text.split(/\n\r?\n/).collect { |paragraph| format_paragraph(paragraph) }.join("\n\n") # Make list points stand on their own line formatted.gsub!(/[ ]*([*]+) ([^*]*)/) { |s| " #{$1} #{$2.strip}\n" } formatted.gsub!(/[ ]*([#]+) ([^#]*)/) { |s| " #{$1} #{$2.strip}\n" } formatted end
format_paragraph(text, len = 72, indent = 2)
Link
Returns text
wrapped at len
columns and indented
indent
spaces.
my_text = 'Here is a sample text with more than 40 characters'
format_paragraph(my_text, 25, 4)
# => " Here is a sample text with\n more than 40 characters"
# File actionmailer/lib/action_mailer/mail_helper.rb, line 41 def format_paragraph(text, len = 72, indent = 2) sentences = [[]] text.split.each do |word| if sentences.first.present? && (sentences.last + [word]).join(' ').length > len sentences << [word] else sentences.last << word end end indentation = " " * indent sentences.map! { |sentence| "#{indentation}#{sentence.join(' ')}" }.join "\n" end
mailer()
Link
Access the mailer instance.