Class: Manifique::Metadata

Inherits:
Object
  • Object
show all
Defined in:
lib/manifique/metadata.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(data = {}) ⇒ Metadata

Returns a new instance of Metadata.



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# File 'lib/manifique/metadata.rb', line 9

def initialize(data={})
  self.url = data[:url]
  self.from_web_manifest = Set.new
  self.from_html = Set.new
  self.icons = []
end

Instance Attribute Details

#background_color ⇒ Object

Returns the value of attribute background_color.



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# File 'lib/manifique/metadata.rb', line 4

def background_color
  @background_color
end

#description ⇒ Object

Returns the value of attribute description.



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# File 'lib/manifique/metadata.rb', line 4

def description
  @description
end

#display ⇒ Object

Returns the value of attribute display.



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# File 'lib/manifique/metadata.rb', line 4

def display
  @display
end

#from_html ⇒ Object

Returns the value of attribute from_html.



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# File 'lib/manifique/metadata.rb', line 4

def from_html
  @from_html
end

#from_web_manifest ⇒ Object

Returns the value of attribute from_web_manifest.



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# File 'lib/manifique/metadata.rb', line 4

def from_web_manifest
  @from_web_manifest
end

#icons ⇒ Object

Returns the value of attribute icons.



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# File 'lib/manifique/metadata.rb', line 4

def icons
  @icons
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/manifique/metadata.rb', line 4

def name
  @name
end

#scope ⇒ Object

Returns the value of attribute scope.



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# File 'lib/manifique/metadata.rb', line 4

def scope
  @scope
end

#share_target ⇒ Object

Returns the value of attribute share_target.



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# File 'lib/manifique/metadata.rb', line 4

def share_target
  @share_target
end

#short_name ⇒ Object

Returns the value of attribute short_name.



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# File 'lib/manifique/metadata.rb', line 4

def short_name
  @short_name
end

#start_url ⇒ Object

Returns the value of attribute start_url.



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# File 'lib/manifique/metadata.rb', line 4

def start_url
  @start_url
end

#theme_color ⇒ Object

Returns the value of attribute theme_color.



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# File 'lib/manifique/metadata.rb', line 4

def theme_color
  @theme_color
end

#url ⇒ Object

Returns the value of attribute url.



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# File 'lib/manifique/metadata.rb', line 4

def url
  @url
end

Instance Method Details

#load_from_html(html) ⇒ Object 



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# File 'lib/manifique/metadata.rb', line 26

def load_from_html(html)
  @html = html
  parse_title_from_html
  parse_meta_elements_from_html
  parse_display_mode_from_html
  parse_icons_from_html
end

#load_from_web_manifest(manifest) ⇒ Object 



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# File 'lib/manifique/metadata.rb', line 16

def load_from_web_manifest(manifest)
  [ :name, :short_name, :description, :icons,
    :theme_color, :background_color, :display,
    :start_url, :scope, :share_target ].map(&:to_s).each do |prop|
     next unless manifest[prop] && !manifest[prop].to_s.empty?
     self.send("#{prop}=", manifest[prop])
     self.from_web_manifest.add(prop)
  end
end

#select_icon(options = {}) ⇒ Object 



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# File 'lib/manifique/metadata.rb', line 34

def select_icon(options={})
  if options[:type].nil? && options[:sizes].nil? && options[:purpose].nil?
    raise ArgumentError, "Tell me what to do!"
  end

  results = icons.dup

  if options[:purpose]
    results.reject! { |r| r["purpose"] != options[:purpose] }
  end

  if options[:type]
    if options[:type].is_a?(String)
      results.reject! { |r| r["type"] != options[:type] }
    elsif options[:type].is_a?(Regexp)
      results.reject! { |r| r["type"].match(options[:type]).nil? }
    else
      raise ArgumentError, "Type must be a string or a regular expression"
    end
  end

  if options[:sizes]
    results.reject! { |r| r["sizes"].nil? || r["sizes"].match(/(\d+)x/).nil? }
    results.sort!   { |a, b| sizes_to_i(b["sizes"]) <=> sizes_to_i(a["sizes"]) }

    if icon = select_exact_size(results, options[:sizes])
      return icon
    else
      return select_best_size(results, options[:sizes])
    end
  end

  results.first
end

#to_json ⇒ Object 



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# File 'lib/manifique/metadata.rb', line 69

def to_json
  # TODO serialize into JSON
end