Added support of html emails.

This commit is contained in:
Martin Edenhofer 2014-12-27 15:07:49 +01:00
parent cfc06fe1a8
commit b582794ea7
2 changed files with 74 additions and 15 deletions

View file

@ -4,6 +4,17 @@ require 'mail'
class Channel::EmailBuild
=begin
backend = Channel::EmailBuild.new
mail = backend.send(
:from => 'sender@example.com',
:to => 'recipient@example.com',
:body => 'somebody with some text',
)
=end
def build(attr, notification = false)
mail = Mail.new
@ -20,18 +31,31 @@ class Channel::EmailBuild
attr['Auto-Submitted'] = 'auto-generated'
end
attr['X-Powered-BY'] = 'OTRS - Open Ticket Request System (http://otrs.org/)'
attr['X-Mailer'] = 'OTRS Mail Service (3.x)'
#attr['X-Powered-BY'] = 'Zammad - Support/Helpdesk (http://www.zammad.org/)'
attr['X-Mailer'] = 'Zammad Mail Service (1.x)'
# set headers
attr.each do |key, v|
if key.to_s != 'attachments' && key.to_s != 'body'
mail[key.to_s] = v.to_s
end
attr.each do |key, value|
next if key.to_s == 'attachments'
next if key.to_s == 'body'
next if key.to_s == 'content_type'
mail[key.to_s] = value.to_s
end
# add body
# add html part
if attr[:content_type] && attr[:content_type] == 'text/html'
mail.html_part = Mail::Part.new do
content_type 'text/html; charset=UTF-8'
body attr[:body]
end
# generate plain part
attr[:body] = html2text( attr[:body] )
end
# add plain text part
mail.text_part = Mail::Part.new do
content_type 'text/plain; charset=UTF-8'
body attr[:body]
end
@ -47,4 +71,38 @@ class Channel::EmailBuild
end
mail
end
private
# from https://gist.github.com/petrblaho/657856
def html2text(html)
text = html.
gsub(/( |\n|\s)+/im, ' ').squeeze(' ').strip.
gsub(/<([^\s]+)[^>]*(src|href)=\s*(.?)([^>\s]*)\3[^>]*>\4<\/\1>/i, '\4')
links = []
linkregex = /<[^>]*(src|href)=\s*(.?)([^>\s]*)\2[^>]*>\s*/i
while linkregex.match(text)
links << $~[3]
text.sub!(linkregex, "[#{links.size}]")
end
text = CGI.unescapeHTML(
text.
gsub(/<(script|style)[^>]*>.*<\/\1>/im, '').
gsub(/<!--.*-->/m, '').
gsub(/<hr(| [^>]*)>/i, "___\n").
gsub(/<li(| [^>]*)>/i, "\n* ").
gsub(/<blockquote(| [^>]*)>/i, '> ').
gsub(/<(br)(| [^>]*)>/i, "\n").
gsub(/<(\/h[\d]+|p)(| [^>]*)>/i, "\n\n").
gsub(/<[^>]*>/, '')
).lstrip.gsub(/\n[ ]+/, "\n") + "\n"
for i in (0...links.size).to_a
text = text + "\n [#{i+1}] <#{CGI.unescapeHTML(links[i])}>" unless links[i].nil?
end
links = nil
text
end
end

View file

@ -19,6 +19,7 @@ class Observer::Ticket::Article::CommunicateEmail::BackgroundJob
:to => record.to,
:cc => record.cc,
:subject => subject,
:content_type => record.content_type,
:body => record.body,
:attachments => record.attachments
}