Module: Indieweb::Authorship

Defined in:
lib/indieweb/authorship.rb,
lib/indieweb/authorship/version.rb

Constant Summary collapse

VERSION = 
"0.2.2"

Class Method Summary collapse

Class Method Details

.hcard_matching_url_and_author_page_url(items, url) ⇒ Object

7.4. if the h-entry’s page has 1+ h-card with url == author-page URL,

use first such h-card, exit.



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# File 'lib/indieweb/authorship.rb', line 177

def self.hcard_matching_url_and_author_page_url(items, url)
  hcard = hcards_from(items).find do |card|
    card['properties']['url'].include?(url)
  end

  hcard_data_for(url,
                 hcard['properties']['name'][0],
                 hcard['properties']['photo'][0])
end

.identify(url, html = nil) ⇒ Object 



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# File 'lib/indieweb/authorship.rb', line 10

def self.identify(url, html = nil)
  collection = microformats_from(html: unescaped_html_for(html), url: url)

  # 1. start with a particular h-entry to determine authorship for, and
  #    no author. if no h-entry, then there's no post to find authorship
  #    for, abort.
  h_entry = hentry_from(collection['items'])
  return if h_entry.nil?

  # 3. if the h-entry has an author property, use that
  if h_entry['properties'].key?('author')
    author_data = h_entry['properties']['author']
  end

  # 4. otherwise if the h-entry has a parent h-feed with author property
  #    use that - TODO
  if author_data.nil?
    author_data = h_feed_author_for(h_entry, items: collection['items'])
  end

  # 5. if an author property was found
  unless author_data.nil?
    hcard = author_data.find { |entry| hcard?(entry) }

    # 5.1. if it has an h-card, use it, exit.
    if !hcard.nil?
      return hcard_data_for(
        URI.join(url, hcard['properties']['url'][0]).to_s,
        hcard['properties']['name'][0],
        hcard['properties'].key?('photo') ? URI.join(url, hcard['properties']['photo'][0]).to_s : nil
      )

    # 5.2. otherwise if author property is an http(s) URL, let the
    #      author-page have that URL
    elsif author_data[0].start_with?('http://', 'https://')
      return find_author_from(url: author_data[0],
                              original_page_items: collection['items'])

    # 5.3. otherwise use the author property as the author name, exit
    else
      return hcard_data_for(nil, author_data[0], nil)
    end
  end

  # 6. if there is no author-page and the h-entry's page is a permalink
  #    page, then
  # 6.1. if the page has a rel-author link, let the author-page's URL
  #      be the href of the rel-author link

  # 7. if there is an author-page URL
  return unless collection['rels'].key?('author')

  find_author_from(url: collection['rels']['author'][0],
                   original_page_items: collection['items'])
end