Class: HTMLProofer::Check::Favicon

Inherits:
HTMLProofer::Check show all
Defined in:
lib/html_proofer/check/favicon.rb

Instance Attribute Summary

Attributes inherited from HTMLProofer::Check

#external_urls, #failures, #internal_urls, #options

Instance Method Summary collapse

Methods inherited from HTMLProofer::Check

#add_failure, #add_to_external_urls, #add_to_internal_urls, #create_element, #initialize, #short_name, short_name, subchecks

Methods included from Utils

#blank?, #create_nokogiri, #pluralize

Constructor Details

This class inherits a constructor from HTMLProofer::Check

Instance Method Details

#run ⇒ Object 



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# File 'lib/html_proofer/check/favicon.rb', line 6

def run
  found = false
  @html.css("link").each do |node|
    @favicon = create_element(node)

    next if @favicon.ignore?

    break if (found = @favicon.node["rel"].split.last.eql?("icon"))
  end

  return if immediate_redirect?

  if found
    if @favicon.url.protocol_relative?
      add_failure(
        "favicon link #{@favicon.url} is a protocol-relative URL, use explicit https:// instead",
        element: @favicon,
      )
    elsif @favicon.url.remote?
      add_to_external_urls(@favicon.url, @favicon.line)
    elsif !@favicon.url.exists?
      add_failure(
        "internal favicon #{@favicon.url.raw_attribute} does not exist",
        element: @favicon,
      )
    end
  else
    add_failure("no favicon provided")
  end
end