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tag: v3.0.5.rc1
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module ActionMailer
module MailHelper
# Uses Text::Format to take the text and format it, indented two spaces for
# each line, and wrapped at 72 columns.
def block_format(text)
formatted = text.split(/\n\r\n/).collect { |paragraph|
simple_format(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
# Access the mailer instance.
def mailer
@_controller
end
# Access the message instance.
def message
@_message
end
# Access the message attachments list.
def attachments
@_message.attachments
end
private
def simple_format(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
end
end
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