Add copyright and header PO generator

trool/app/models/po.rb

@@ -1,4 +1,43 @@
+require 'ruby-debug'
+require 'date'
+
 class Po < ActiveRecord::Base
   belongs_to :pot
   has_many :messages
 end
+
+class PoGenerator
+  def initialize po
+    @po = po
+    @pot = po.pot
+  end
+
+  def generate_string
+    ## TODO: fields below
+
+    # TODO: last edit of message?
+    po_revision_date = DateTime.now.strftime("%F %T %z")
+    pot_creation_date = @pot.pot_creation_date.strftime("%F %T %z")
+
+    ret = %{
+# #{@pot.title}
+# Copyright (C) #{@pot.first_author_year} #{@pot.first_author}
+# This file is distributed under the same license as the #{@pot.title} package.
+# #{@pot.first_author} <#{@pot.first_author_email}>, #{@pot.first_author_year}.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: #{@pot.project_id_version}"
+"Report-Msgid-Bugs-To: #{@pot.report_msgid_bugs_to}"
+"POT-Creation-Date: #{pot_creation_date}"
+"PO-Revision-Date: #{po_revision_date}"
+"Last-Translator: #{@pot.last_translator}"
+"Language-Team: #{@pot.language_team}"
+"Language: #{@po.lang}"
+"MIME-Version: 1.0"
+"Content-Type: #{@pot.content_type}"
+"Content-Transfer-Encoding: #{@pot.content_transfer_encoding}"
+    }
+  end
+end