Chris@0: # Redmine - project management software
Chris@1494: # Copyright (C) 2006-2014  Jean-Philippe Lang
Chris@0: #
Chris@0: # This program is free software; you can redistribute it and/or
Chris@0: # modify it under the terms of the GNU General Public License
Chris@0: # as published by the Free Software Foundation; either version 2
Chris@0: # of the License, or (at your option) any later version.
Chris@909: #
Chris@0: # This program is distributed in the hope that it will be useful,
Chris@0: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@0: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@0: # GNU General Public License for more details.
Chris@909: #
Chris@0: # You should have received a copy of the GNU General Public License
Chris@0: # along with this program; if not, write to the Free Software
Chris@0: # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
Chris@0: 
Chris@1517: require 'mime/types'
Chris@1517: 
Chris@0: module Redmine
Chris@0:   module MimeType
Chris@0: 
Chris@0:     MIME_TYPES = {
Chris@0:       'text/plain' => 'txt,tpl,properties,patch,diff,ini,readme,install,upgrade',
Chris@0:       'text/css' => 'css',
Chris@0:       'text/html' => 'html,htm,xhtml',
Chris@0:       'text/jsp' => 'jsp',
Chris@0:       'text/x-c' => 'c,cpp,cc,h,hh',
Chris@0:       'text/x-csharp' => 'cs',
Chris@0:       'text/x-java' => 'java',
Chris@0:       'text/x-html-template' => 'rhtml',
Chris@0:       'text/x-perl' => 'pl,pm',
Chris@0:       'text/x-php' => 'php,php3,php4,php5',
Chris@0:       'text/x-python' => 'py',
Chris@0:       'text/x-ruby' => 'rb,rbw,ruby,rake,erb',
Chris@0:       'text/x-csh' => 'csh',
Chris@0:       'text/x-sh' => 'sh',
Chris@0:       'text/xml' => 'xml,xsd,mxml',
Chris@0:       'text/yaml' => 'yml,yaml',
Chris@0:       'text/csv' => 'csv',
Chris@441:       'text/x-po' => 'po',
Chris@0:       'image/gif' => 'gif',
Chris@0:       'image/jpeg' => 'jpg,jpeg,jpe',
Chris@0:       'image/png' => 'png',
Chris@0:       'image/tiff' => 'tiff,tif',
Chris@0:       'image/x-ms-bmp' => 'bmp',
Chris@1115:       'application/javascript' => 'js',
Chris@0:       'application/pdf' => 'pdf',
Chris@0:     }.freeze
Chris@909: 
Chris@0:     EXTENSIONS = MIME_TYPES.inject({}) do |map, (type, exts)|
Chris@0:       exts.split(',').each {|ext| map[ext.strip] = type}
Chris@0:       map
Chris@0:     end
Chris@909: 
Chris@0:     # returns mime type for name or nil if unknown
Chris@0:     def self.of(name)
Chris@1517:       return nil unless name.present?
Chris@1517:       if m = name.to_s.match(/(^|\.)([^\.]+)$/)
Chris@1517:         extension = m[2].downcase
Chris@1517:         @known_types ||= Hash.new do |h, ext|
Chris@1517:           type = EXTENSIONS[ext]
Chris@1517:           type ||= MIME::Types.type_for(ext).first.to_s.presence
Chris@1517:           h[ext] = type
Chris@1517:         end
Chris@1517:         @known_types[extension]
Chris@1517:       end
Chris@0:     end
Chris@909: 
Chris@0:     # Returns the css class associated to
Chris@0:     # the mime type of name
Chris@0:     def self.css_class_of(name)
Chris@0:       mime = of(name)
Chris@0:       mime && mime.gsub('/', '-')
Chris@0:     end
Chris@909: 
Chris@0:     def self.main_mimetype_of(name)
Chris@0:       mimetype = of(name)
Chris@0:       mimetype.split('/').first if mimetype
Chris@0:     end
Chris@909: 
Chris@0:     # return true if mime-type for name is type/*
Chris@0:     # otherwise false
Chris@0:     def self.is_type?(type, name)
Chris@0:       main_mimetype = main_mimetype_of(name)
Chris@0:       type.to_s == main_mimetype
Chris@909:     end
Chris@0:   end
Chris@0: end