Class: Hyrax::GoogleScholarPresenter

Inherits:
Draper::Decorator
  • Object
show all
Defined in:
app/presenters/hyrax/google_scholar_presenter.rb

Overview

Handles presentation for google scholar meta tags.

Examples:

my_book = Monograph.new(title: ['On Moomins'], creator: ['Tove', 'Lars'])
scholar = GoogleScholarPresenter.new(my_book)

scholar.title => 'On Moomins'

See Also:

Instance Method Summary collapse

Instance Method Details

#authors ⇒ Array<String>

Note:

Google Scholar cares about author order. when possible, this should return the othors in order. delegates to #ordered_authors when available.

Returns an ordered array of author names.

Returns:

  • (Array<String>) —

    an ordered array of author names



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 38

def authors
  return object.ordered_authors if object.respond_to?(:ordered_authors)

  Array(object.creator)
end

#degree_grantor ⇒ String

Returns a string representing the degree granting institution(s) as a semicolon delimited list.

Returns:

  • (String) —

    a string representing the degree granting institution(s) as a semicolon delimited list



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 89

def degree_grantor
  Array(object.try(:degree_grantor)).join('; ')
end

#description ⇒ String

Note:

falls back on #title if no description can be found. this probably isn’t great.

Returns a description.

Returns:

  • (String) —

    a description



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 49

def description
  (Array(object.try(:description)).first || title).truncate(200)
end

#first_page ⇒ String Also known as: firstpage

Returns a string representing the first page.

Returns:

  • (String) —

    a string representing the first page



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 113

def first_page
  Array(object.try(:page_start)).first || ''
end

#issue ⇒ String

Returns a string representing the journal issue.

Returns:

  • (String) —

    a string representing the journal issue



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 107

def issue
  Array(object.try(:journal_issue)).first || ''
end

#journal_title ⇒ String

Returns a string representing the journal title.

Returns:

  • (String) —

    a string representing the journal title



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 95

def journal_title
  Array(object.try(:journal_title)).first || ''
end

#keywords ⇒ String

Returns the keywords.

Returns:

  • (String) —

    the keywords



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 55

def keywords
  Array(object.try(:keyword)).join('; ')
end

#last_page ⇒ String Also known as: lastpage

Returns a string representing the last page.

Returns:

  • (String) —

    a string representing the last page



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 120

def last_page
  Array(object.try(:page_end)).first || ''
end

#pdf_url ⇒ #to_s

TODO:

this should probably only return a present value if a PDF is available!

Returns:

  • (#to_s) 


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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 64

def pdf_url
  object.try(:download_url)
end

#publication_date ⇒ String

Returns the publication date.

Returns:

  • (String) —

    the publication date



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 70

def publication_date
  Array(object.try(:date_created)).first || ''
end

#publisher ⇒ String

Returns a string representing the publisher.

Returns:

  • (String) —

    a string representing the publisher



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 76

def publisher
  Array(object.try(:publisher)).join('; ')
end

#scholarly? ⇒ Boolean

Note:

Scholar content inclusion docs indicate we should embed metadata for “scholarly articles - journal papers, conference papers, technical reports, or their drafts, dissertations, pre-prints, post-prints, or abstracts.” Implementations should try to return false for other content.

Returns whether this content is “scholarly” for Google Scholar’s purposes. delegates to decorated object if possible.

Returns:

  • (Boolean) —

    whether this content is “scholarly” for Google Scholar’s purposes. delegates to decorated object if possible.

See Also:



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 26

def scholarly?
  return object.scholarly? if object.respond_to?(:scholarly?)

  true
end

#title ⇒ String

Returns exactly one title; the same one every time.

Returns:

  • (String) —

    exactly one title; the same one every time



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 82

def title
  Array(object.try(:title)).sort.first || ""
end

#volume ⇒ String

Returns a string representing the journal volume.

Returns:

  • (String) —

    a string representing the journal volume



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# File 'app/presenters/hyrax/google_scholar_presenter.rb', line 101

def volume
  Array(object.try(:journal_volume)).first || ''
end