Module: ActionMailer::MailHelper

Defined in:
actionmailer/lib/action_mailer/mail_helper.rb

Instance Method Summary collapse

Instance Method Details

#attachments ⇒ Object

Access the message attachments list.



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# File 'actionmailer/lib/action_mailer/mail_helper.rb', line 28

def attachments
  @_message.attachments
end

#block_format(text) ⇒ Object

Uses Text::Format to take the text and format it, indented two spaces for each line, and wrapped at 72 columns.



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# File 'actionmailer/lib/action_mailer/mail_helper.rb', line 5

def block_format(text)
  formatted = text.split(/\n\r\n/).collect { |paragraph|
    format_paragraph(paragraph)
  }.join("\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) ⇒ Object

Returns text wrapped at len columns and indented indent spaces.

Examples

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"



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# File 'actionmailer/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

#mailer ⇒ Object

Access the mailer instance.



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# File 'actionmailer/lib/action_mailer/mail_helper.rb', line 18

def mailer
  @_controller
end

#message ⇒ Object

Access the message instance.



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# File 'actionmailer/lib/action_mailer/mail_helper.rb', line 23

def message
  @_message
end