Class: UserAgent::Browsers::InternetExplorer

Inherits:
Base
  • Object
show all
Defined in:
lib/user_agent/browsers/internet_explorer.rb

Constant Summary collapse

TRIDENT_ENGINES = 
{
  "Trident/8.0" => "11.0",
  "Trident/7.0" => "11.0",
  "Trident/6.0" => "10.0",
  "Trident/5.0" => "9.0",
  "Trident/4.0" => "8.0",
}.freeze

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#<=>, #application, #bot?, #eql?, #method_missing, #mobile?, #respond_to?, #to_h, #to_s, #to_str

Methods included from Comparable

#<, #<=, #==, #>, #>=

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class UserAgent::Browsers::Base

Class Method Details

.extend?(agent) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/user_agent/browsers/internet_explorer.rb', line 12

def self.extend?(agent)
  agent.application &&
  agent.application.comment &&
  (agent.application.comment[1] =~ /MSIE/ ||
   agent.application.comment.join('; ') =~ /Trident.+rv:/)
end

Instance Method Details

#browser ⇒ Object 



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# File 'lib/user_agent/browsers/internet_explorer.rb', line 19

def browser
  "Internet Explorer"
end

#chromeframe ⇒ Object

Before version 4.0, Chrome Frame declared itself (unversioned) in a comment; as of 4.0 it can declare itself versioned in a comment or as a separate product with a version



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# File 'lib/user_agent/browsers/internet_explorer.rb', line 46

def chromeframe
  cf = application.comment.include?("chromeframe") || detect_product("chromeframe")
  return cf if cf
  cf_comment = application.comment.detect { |c| c['chromeframe/'] }
  cf_comment ? UserAgent.new(*cf_comment.split('/', 2)) : nil
end

#compatibility_view? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/user_agent/browsers/internet_explorer.rb', line 39

def compatibility_view?
  trident_version && version < real_version
end

#os ⇒ Object 



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# File 'lib/user_agent/browsers/internet_explorer.rb', line 57

def os
  OperatingSystems.normalize_os(application.comment.join('; ').match(/Windows NT [\d\.]+|Windows Phone (OS )?[\d\.]+/).to_s)
end

#platform ⇒ Object 



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# File 'lib/user_agent/browsers/internet_explorer.rb', line 53

def platform
  "Windows"
end

#real_version ⇒ Object 



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# File 'lib/user_agent/browsers/internet_explorer.rb', line 35

def real_version
  [trident_version, version].sort.last
end

#trident_version ⇒ Object 



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# File 'lib/user_agent/browsers/internet_explorer.rb', line 28

def trident_version
  if trident = application.comment.detect { |c| c['Trident/'] }
    trident_version = TRIDENT_ENGINES.fetch(trident, trident)
    Version.new(trident_version)
  end
end

#version ⇒ Object 



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# File 'lib/user_agent/browsers/internet_explorer.rb', line 23

def version
  str = application.comment.join('; ')[/(MSIE\s|rv:)([\d\.]+)/, 2]
  Version.new(str)
end