Class: LinkThumbnailer::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/link_thumbnailer/configuration.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ LinkThumbnailer::Configuration

Create a new instance.



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# File 'lib/link_thumbnailer/configuration.rb', line 40

def initialize
  @redirect_limit         = 3
  @user_agent             = 'link_thumbnailer'
  @verify_ssl             = true
  @http_open_timeout      = 5
  @http_read_timeout      = 5
  @blacklist_urls         = [
    %r{^http://ad\.doubleclick\.net/},
    %r{^http://b\.scorecardresearch\.com/},
    %r{^http://pixel\.quantserve\.com/},
    %r{^http://s7\.addthis\.com/}
  ]
  @attributes             = [:title, :images, :description, :videos, :favicon]
  @graders                = [
    ->(description) { ::LinkThumbnailer::Graders::Length.new(description) },
    ->(description) { ::LinkThumbnailer::Graders::HtmlAttribute.new(description, :class) },
    ->(description) { ::LinkThumbnailer::Graders::HtmlAttribute.new(description, :id) },
    ->(description) { ::LinkThumbnailer::Graders::Position.new(description, weigth: 3) },
    ->(description) { ::LinkThumbnailer::Graders::LinkDensity.new(description) },
  ]
  @description_min_length = 50
  @positive_regex = /article|body|content|entry|hentry|main|page|pagination|post|text|blog|story/i
  @negative_regex = /combx|comment|com-|contact|foot|footer|footnote|masthead|media|meta|outbrain|promo|related|scroll|shoutbox|sidebar|sponsor|shopping|tags|tool|widget|modal/i
  @image_limit    = 5
  @image_stats    = true
  @raise_on_invalid_format = false
  @max_concurrency = 20
  @scrapers = [:opengraph, :default]
  @http_override_headers = { 'Accept-Encoding' => 'none' }
  @download_size_limit = 10 * 1024 * 1024
  @encoding = 'utf-8'
end

Instance Attribute Details

#attributes ⇒ Object

Returns the value of attribute attributes.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def attributes
  @attributes
end

#blacklist_urls ⇒ Object

Returns the value of attribute blacklist_urls.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def blacklist_urls
  @blacklist_urls
end

#description_min_length ⇒ Object

Returns the value of attribute description_min_length.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def description_min_length
  @description_min_length
end

#download_size_limit ⇒ Object

Returns the value of attribute download_size_limit.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def download_size_limit
  @download_size_limit
end

#encoding ⇒ Object

Returns the value of attribute encoding.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def encoding
  @encoding
end

#favicon_size ⇒ Object

Returns the value of attribute favicon_size.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def favicon_size
  @favicon_size
end

#graders ⇒ Object

Returns the value of attribute graders.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def graders
  @graders
end

#http_open_timeout ⇒ Object Also known as: http_timeout

Returns the value of attribute http_open_timeout.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def http_open_timeout
  @http_open_timeout
end

#http_override_headers ⇒ Object

Returns the value of attribute http_override_headers.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def http_override_headers
  @http_override_headers
end

#http_read_timeout ⇒ Object

Returns the value of attribute http_read_timeout.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def http_read_timeout
  @http_read_timeout
end

#image_limit ⇒ Object

Returns the value of attribute image_limit.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def image_limit
  @image_limit
end

#image_stats ⇒ Object

Returns the value of attribute image_stats.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def image_stats
  @image_stats
end

#max_concurrency ⇒ Object

Returns the value of attribute max_concurrency.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def max_concurrency
  @max_concurrency
end

#negative_regex ⇒ Object

Returns the value of attribute negative_regex.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def negative_regex
  @negative_regex
end

#positive_regex ⇒ Object

Returns the value of attribute positive_regex.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def positive_regex
  @positive_regex
end

#raise_on_invalid_format ⇒ Object

Returns the value of attribute raise_on_invalid_format.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def raise_on_invalid_format
  @raise_on_invalid_format
end

#redirect_limit ⇒ Object

Returns the value of attribute redirect_limit.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def redirect_limit
  @redirect_limit
end

#scrapers ⇒ Object

Returns the value of attribute scrapers.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def scrapers
  @scrapers
end

#user_agent ⇒ Object

Returns the value of attribute user_agent.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def user_agent
  @user_agent
end

#verify_ssl ⇒ Object

Returns the value of attribute verify_ssl.



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# File 'lib/link_thumbnailer/configuration.rb', line 27

def verify_ssl
  @verify_ssl
end