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# Copyright (c) 2008 Brendan G. Lim (brendan@intridea.com)
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
module MobilizedStyles
# This logic was taken from Michael Bleigh's browserized styles
# with modification to work for mobile browsers.
def user_agent_device_name
@user_agent_device_name ||= begin
ua = request.user_agent
return nil if ua.nil?
ua.downcase!
if ua.index('mobileexplorer') || ua.index('windows ce')
'mobileexplorer'
elsif ua.index('blackberry')
'blackberry'
elsif ua.index('iphone') || ua.index('ipod')
'iphone'
elsif ua.index('android')
'android'
elsif ua.index('nokia')
'nokia'
elsif ua.index('palm')
'palm'
end
end
end
def stylesheet_link_tag_with_mobilization(*sources)
mobilized_sources = Array.new
sources.each do |source|
subbed_source = source.to_s.gsub(".css","")
possible_sources = ["#{subbed_source.to_s}_#{user_agent_device_name}"]
mobilized_sources << source
for possible_source in possible_sources
path = File.join(ActionView::Helpers::AssetTagHelper::STYLESHEETS_DIR,"#{possible_source}.css")
sass_path = File.join(ActionView::Helpers::AssetTagHelper::STYLESHEETS_DIR,"sass","#{possible_source}.sass")
mobilized_sources << possible_source if File.exist?(path) || File.exist?(sass_path)
end
end
stylesheet_link_tag_without_mobilization(*mobilized_sources)
end
end
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