Access the message attachments list.
# File lib/action_mailer/mail_helper.rb, line 28 def attachments @_message.attachments end
Uses Text::Format to take the text and format it, indented two spaces for each line, and wrapped at 72 columns.
# File lib/action_mailer/mail_helper.rb, line 5 def block_format(text) formatted = text.split(%r\n\r\n/).collect { |paragraph| format_paragraph(paragraph) }.join("\n") # Make list points stand on their own line formatted.gsub!(%r[ ]*([*]+) ([^*]*)/) { |s| " #{$1} #{$2.strip}\n" } formatted.gsub!(%r[ ]*([#]+) ([^#]*)/) { |s| " #{$1} #{$2.strip}\n" } formatted end
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 lib/action_mailer/mail_helper.rb, line 40 def format_paragraph(text, len = 72, indent = 2) sentences = [[]] text.split.each do |word| if (sentences.last + [word]).join(' ').length > len sentences << [word] else sentences.last << word end end sentences.map { |sentence| "#{" " * indent}#{sentence.join(' ')}" }.join "\n" end
Access the mailer instance.
# File lib/action_mailer/mail_helper.rb, line 18 def mailer @_controller end
Access the message instance.
# File lib/action_mailer/mail_helper.rb, line 23 def message @_message end