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Moves UserAgent into Sinatra::UserAgentHelper namespace to fix collisions with other libraries #5

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Moves UserAgent into Sinatra::UserAgentHelper namespace to fix collisions with other libraries #5

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177 changes: 88 additions & 89 deletions lib/sinatra/support/useragenthelpers.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -29,106 +29,105 @@ module Sinatra::UserAgentHelpers
def browser
UserAgent.new(env['HTTP_USER_AGENT'] || '')
end
end

class UserAgent
UA_REGEXP = %r{([^ /]+)/([^ ]+)(?: \(([^)]+)\))?}
class UserAgent
UA_REGEXP = %r{([^ /]+)/([^ ]+)(?: \(([^)]+)\))?}

def initialize(ua)
@ua_string = ua
@ua = ua.scan(UA_REGEXP).map { |r|
r[2] = r[2].split(';').map { |s| s.strip } unless r[2].nil?
{ :product => r[0], :version => r[1], :details => r[2] }
}
end
def initialize(ua)
@ua_string = ua
@ua = ua.scan(UA_REGEXP).map { |r|
r[2] = r[2].split(';').map { |s| s.strip } unless r[2].nil?
{ :product => r[0], :version => r[1], :details => r[2] }
}
end

# Browsers
def webkit?() product?('AppleWebKit'); end
def chrome?() product?('Chrome'); end
def safari?() product?('Safari') && !chrome?; end
def ios?() (product?('Safari') && product?('Mobile')) || detail?(/^iPad/, 'Mozilla') || detail?(/^iPhone/, 'Mozilla'); end # when using meta apple-mobile-web-app-capable, "Safari" will not be set
def gecko?() product?('Gecko'); end
def opera?() product?('Opera'); end
def ie?() detail?(/^MSIE/, 'Mozilla'); end
# Browsers
def webkit?() product?('AppleWebKit'); end
def chrome?() product?('Chrome'); end
def safari?() product?('Safari') && !chrome?; end
def ios?() (product?('Safari') && product?('Mobile')) || detail?(/^iPad/, 'Mozilla') || detail?(/^iPhone/, 'Mozilla'); end # when using meta apple-mobile-web-app-capable, "Safari" will not be set
def gecko?() product?('Gecko'); end
def opera?() product?('Opera'); end
def ie?() detail?(/^MSIE/, 'Mozilla'); end

# OS's and devices
def linux?() detail?(/^Linux/, 'Mozilla'); end
def iphone?() detail?(/^iPhone/, 'Mozilla'); end
def rim?() detail?(/^Blackberry/, 'Mozilla'); end
def android?() detail?(/^Android/, 'Mozilla'); end
def android1?() detail?(/^Android 1\./, 'Mozilla'); end
def android2?() detail?(/^Android 2\./, 'Mozilla'); end
def nokia?() detail?(/^Nokia/, 'Mozilla') || detail?(/^Series[38]0/, 'Mozilla'); end
def ipad?() detail?(/^iPad/, 'Mozilla'); end
def windows?() detail?(/^Windows/, 'Mozilla'); end
def osx?() detail?(/^(Intel )?Mac OS X/, 'Mozilla'); end
def mac?() detail?(/^Macintosh/, 'Mozilla') || osx?; end
def blackberry?() detail?(/^Blackberry/, 'Mozilla'); end
# OS's and devices
def linux?() detail?(/^Linux/, 'Mozilla'); end
def iphone?() detail?(/^iPhone/, 'Mozilla'); end
def rim?() detail?(/^Blackberry/, 'Mozilla'); end
def android?() detail?(/^Android/, 'Mozilla'); end
def android1?() detail?(/^Android 1\./, 'Mozilla'); end
def android2?() detail?(/^Android 2\./, 'Mozilla'); end
def nokia?() detail?(/^Nokia/, 'Mozilla') || detail?(/^Series[38]0/, 'Mozilla'); end
def ipad?() detail?(/^iPad/, 'Mozilla'); end
def windows?() detail?(/^Windows/, 'Mozilla'); end
def osx?() detail?(/^(Intel )?Mac OS X/, 'Mozilla'); end
def mac?() detail?(/^Macintosh/, 'Mozilla') || osx?; end
def blackberry?() detail?(/^Blackberry/, 'Mozilla'); end

# IE
def ie9?() detail?('MSIE 9.0', 'Mozilla'); end
def ie8?() detail?('MSIE 8.0', 'Mozilla'); end
def ie7?() detail?(/^MSIE 7.0/, 'Mozilla'); end
def ie6?() detail?(/^MSIE 6/, 'Mozilla'); end
# IE
def ie9?() detail?('MSIE 9.0', 'Mozilla'); end
def ie8?() detail?('MSIE 8.0', 'Mozilla'); end
def ie7?() detail?(/^MSIE 7.0/, 'Mozilla'); end
def ie6?() detail?(/^MSIE 6/, 'Mozilla'); end

# Different Firefox versions
def gecko40?() gecko_version?(20100401, 20110101); end
def gecko36?() gecko_version?(20091111, 20100401); end
def gecko35?() gecko_version?(20090612, 20091111); end
def gecko30?() gecko_version?(20080610, 20090612); end
def gecko20?() gecko_version?(20061010, 20080610); end
def gecko_old?() gecko_version?(0, 20061010); end
# Different Firefox versions
def gecko40?() gecko_version?(20100401, 20110101); end
def gecko36?() gecko_version?(20091111, 20100401); end
def gecko35?() gecko_version?(20090612, 20091111); end
def gecko30?() gecko_version?(20080610, 20090612); end
def gecko20?() gecko_version?(20061010, 20080610); end
def gecko_old?() gecko_version?(0, 20061010); end

def gecko_version?(from, to)
g = product('Gecko')
return nil if g.nil?
v = g[:version][0...8].to_i
(v >= from) and (v < to)
end
def gecko_version?(from, to)
g = product('Gecko')
return nil if g.nil?
v = g[:version][0...8].to_i
(v >= from) and (v < to)
end

# Returns the list of applicable browser features.
#
# == Examples
#
# <body class="<%= browser.body_class %>">
#
# This can return one of the following:
#
# <body class="ios webkit ipad">
# <body class="chrome linux webkit">
# <body class="gecko linux">
# <body class="windows ie ie6">
#
def body_class
(%w(webkit chrome safari ios gecko opera ie linux) +
%w(blackberry nokia android iphone) +
%w(gecko36 gecko35 gecko30 gecko20 gecko_old) +
%w(ipad windows osx mac ie6 ie7 ie8 ie9)).map do |aspect|
aspect if self.send :"#{aspect}?"
end.compact.join(' ')
end
# Returns the list of applicable browser features.
#
# == Examples
#
# <body class="<%= browser.body_class %>">
#
# This can return one of the following:
#
# <body class="ios webkit ipad">
# <body class="chrome linux webkit">
# <body class="gecko linux">
# <body class="windows ie ie6">
#
def body_class
(%w(webkit chrome safari ios gecko opera ie linux) +
%w(blackberry nokia android iphone) +
%w(gecko36 gecko35 gecko30 gecko20 gecko_old) +
%w(ipad windows osx mac ie6 ie7 ie8 ie9)).map do |aspect|
aspect if self.send :"#{aspect}?"
end.compact.join(' ')
end

private
def to_s() @ua_string; end
def inspect() @ua.inspect; end
private
def to_s() @ua_string; end
def inspect() @ua.inspect; end

# Checks for, say, 'Gecko' in 'Gecko/3.9.82'
def product?(str)
!! product(str)
end
# Checks for, say, 'Gecko' in 'Gecko/3.9.82'
def product?(str)
!! product(str)
end

def product(str)
@ua.detect { |p| p[:product] == str }
end
def product(str)
@ua.detect { |p| p[:product] == str }
end

# Checks for, say, 'MSIE' in 'Mozilla/5.0 (MSIE; x; x)'
def detail?(detail, prod=nil)
!! @ua.detect { |p|
prod.nil? || prod == p[:product] && has_spec(p[:details], detail)
}
end
# Checks for, say, 'MSIE' in 'Mozilla/5.0 (MSIE; x; x)'
def detail?(detail, prod=nil)
!! @ua.detect { |p|
prod.nil? || prod == p[:product] && has_spec(p[:details], detail)
}
end

def has_spec(haystack, spec)
!haystack.nil? && haystack.detect { |d| d.match(spec) }
def has_spec(haystack, spec)
!haystack.nil? && haystack.detect { |d| d.match(spec) }
end
end
end