discourse/lib/mobile_detection.rb

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module MobileDetection
def self.mobile_device?(user_agent)
user_agent =~ /Mobile|webOS|Nexus 7/ && !(user_agent =~ /iPad/)
end
# we need this as a reusable chunk that is called from the cache
def self.resolve_mobile_view!(user_agent, params, session)
return false unless SiteSetting.enable_mobile_theme
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session[:mobile_view] = params[:mobile_view] if params && params.has_key?(:mobile_view)
if session && session[:mobile_view]
session[:mobile_view] == '1'
else
mobile_device?(user_agent)
end
end
end