Module: WhichBrowser

Defined in:
lib/which_browser.rb,
lib/which_browser/version.rb

Constant Summary collapse

VERSION = 
"0.2.3"

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args, &block) ⇒ Object (private) 



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# File 'lib/which_browser.rb', line 96

def method_missing(method, *args, &block)
  if matches = method.to_s.match(/^(ie|safari|ios|ff|firefox|chrome|opera)\_version$/)

    get_browser_version(matches[1])

  elsif matches = method.to_s.match(/^(ie|safari|ff|firefox|chrome|opera)(_[l|g]te?)?([0-9]+)\?$/)

    browser_v = self.send(matches[1] + "_version")
    
    # method really is missing
    super if browser_v == nil
    
    # browser version not found
    return false unless browser_v        
    
    operator = matches[2].to_s.sub('_', '')
    version  = matches[3].to_f
    
    case operator
      when 'lt'
        browser_v < version
      when 'gt'
        browser_v > version            
      when 'lte'
        browser_v <= version
      when 'gte'
        browser_v >= version
      else
        test_user_agent Regexp.new("MSIE\s#{version.to_i}")
    end
  
  else
    super
  end 
end

Instance Method Details

#blackberry? ⇒ Boolean

Blackberry

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 45

def blackberry?
  test_user_agent(/BlackBerry/)
end

#chrome? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 66

def chrome?
  test_user_agent(/Chrome/)
end

#firefox? ⇒ Boolean Also known as: ff?

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 61

def firefox?
  test_user_agent(/Firefox/)
end

#ie? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 74

def ie?
  test_user_agent(/MSIE/)
end

#ipad? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 38

def ipad?
  mobile_safari? && test_user_agent(/iPad/)
end

#iphone? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 30

def iphone?
  mobile_safari? && test_user_agent(/iPhone/)
end

#ipod? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 34

def ipod?
  mobile_safari? && test_user_agent(/iPod/)
end

#linux? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 14

def linux?
   test_user_agent(/Linux/)
end

#mac? ⇒ Boolean

OS Methods

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 6

def mac?
   test_user_agent(/Macintosh/)
end

#mobile? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 18

def mobile?
   test_user_agent(/Mobile|webOS|BlackBerry|Nokia|Symbian/)
end

#mobile_safari? ⇒ Boolean

iOS Methods

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 26

def mobile_safari?
  test_user_agent(/Mobile\/.+Safari/)
end

#old_ie? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 78

def old_ie?
  test_user_agent(/MSIE\s[4567]/)
end

#opera? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 70

def opera?
  test_user_agent(/Opera/)
end

#pc? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 10

def pc?
   test_user_agent(/Windows/)
end

#safari? ⇒ Boolean

Browsers

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 57

def safari?
  test_user_agent(/Safari/) && !mobile_safari?
end

#symbian? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/which_browser.rb', line 49

def symbian?
  test_user_agent(/Nokia|Symbian/)
end

#test_user_agent(regex) ⇒ Object 



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# File 'lib/which_browser.rb', line 87

def test_user_agent(regex)
  self.user_agent && self.user_agent.match(regex) != nil
end