Class: PLOS::Article

Inherits:
Object
  • Object
show all
Includes:
XmlHelpers
Defined in:
lib/plos/article.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from XmlHelpers

#nodes_to_hash, #parse_node, #tag_value

Constructor Details

#initialize(id, node) ⇒ Article

Returns a new instance of Article.



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# File 'lib/plos/article.rb', line 19

def initialize(id, node)
  self.id = id
  self.node = node

  self.article_title = tag_value(node.search("title-group"), "article-title")
  self.journal_title = tag_value(node.search("journal-title-group"), "journal-title")

  self.issns = nodes_to_hash(node.search("journal-meta/issn"), "pub-type")
  self.journal_ids = nodes_to_hash(node.search("journal-meta/journal-id"), "journal-id-type")
  self.article_ids = nodes_to_hash(node.search("article-meta/article-id"), "pub-id-type")

  node.search("aff").each do |aff_node|
    self.affiliations << PLOS::Affiliation.new(aff_node)
  end

  node.search("contrib").each do |contrib_node|
    self.contributors << PLOS::Contributor.new(contrib_node)
  end

  node.search("fig").each do |fig_node|
    self.figures << PLOS::Figure.new(fig_node)
  end

  node.search("sec").each do |section_node|
    self.sections << PLOS::Section.new(section_node)
  end

  node.search("ref").each do |ref_node|
    self.references << PLOS::Reference.new(ref_node)
  end

  node.search("named-content").each do |content_node|
    type = content_node.attr("content-type")
    value = content_node.text
    named_content << {:type => type, :value => value}
  end
end

Instance Attribute Details

#affiliations ⇒ Object 



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# File 'lib/plos/article.rb', line 99

def affiliations
  @affiliations ||= []
end

#article_ids ⇒ Object

Returns the value of attribute article_ids.



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# File 'lib/plos/article.rb', line 8

def article_ids
  @article_ids
end

#article_title ⇒ Object

Returns the value of attribute article_title.



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# File 'lib/plos/article.rb', line 7

def article_title
  @article_title
end

#contributors ⇒ Object 



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# File 'lib/plos/article.rb', line 103

def contributors
  @contributors ||= []
end

#figures ⇒ Object 



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# File 'lib/plos/article.rb', line 107

def figures
  @figures ||= []
end

#id ⇒ Object

Returns the value of attribute id.



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# File 'lib/plos/article.rb', line 6

def id
  @id
end

#issns ⇒ Object

Returns the value of attribute issns.



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# File 'lib/plos/article.rb', line 11

def issns
  @issns
end

#journal_ids ⇒ Object

Returns the value of attribute journal_ids.



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# File 'lib/plos/article.rb', line 10

def journal_ids
  @journal_ids
end

#journal_title ⇒ Object

Returns the value of attribute journal_title.



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# File 'lib/plos/article.rb', line 9

def journal_title
  @journal_title
end

#named_content ⇒ Object 



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# File 'lib/plos/article.rb', line 119

def named_content
  @named_content ||= []
end

#node ⇒ Object

Returns the value of attribute node.



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# File 'lib/plos/article.rb', line 5

def node
  @node
end

#references ⇒ Object 



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# File 'lib/plos/article.rb', line 111

def references
  @references ||= []
end

#sections ⇒ Object 



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# File 'lib/plos/article.rb', line 115

def sections
  @sections ||= []
end

Class Method Details

.base_url ⇒ Object 



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# File 'lib/plos/article.rb', line 57

def self.base_url
  "http://www.plosone.org"
end

.bib_tex_citation_url(id) ⇒ Object 



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# File 'lib/plos/article.rb', line 82

def self.bib_tex_citation_url(id)
  "#{base_url}/article/getBibTexCitation.action?articleURI=info:doi/#{id}"
end

.citation(id, format = "RIS") ⇒ Object 



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# File 'lib/plos/article.rb', line 86

def self.citation(id, format="RIS")
  url = (format == "RIS" ? PLOS::Article.ris_citation_url(id) : PLOS::Article.bib_tex_citation_url(id))
  RestClient.get(url)
end

.content(id) ⇒ Object 



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# File 'lib/plos/article.rb', line 69

def self.content(id)
  RestClient.get(self.url(id))
end

.get(id) ⇒ Object 



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# File 'lib/plos/article.rb', line 61

def self.get(id)
  PLOS::Article.new(id, self.xml(id))
end

.ris_citation_url(id) ⇒ Object 



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# File 'lib/plos/article.rb', line 78

def self.ris_citation_url(id)
  "#{base_url}/article/getRisCitation.action?articleURI=info:doi/#{id}"
end

.url(id, format = "XML") ⇒ Object 



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# File 'lib/plos/article.rb', line 73

def self.url(id, format="XML")
  # format = "XML|PDF"
  "#{base_url}/article/fetchObjectAttachment.action?uri=info:doi/#{id}&representation=#{format}"
end

.xml(id) ⇒ Object 



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# File 'lib/plos/article.rb', line 65

def self.xml(id)
  Nokogiri::XML(self.content(id))
end

Instance Method Details

#authors ⇒ Object 



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# File 'lib/plos/article.rb', line 91

def authors
  contributors.collect { |contrib| contrib.name if contrib.type == "author" }.compact
end

#citation(format = "RIS") ⇒ Object 



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# File 'lib/plos/article.rb', line 123

def citation(format="RIS")
  PLOS::Article.citation(id, format)
end

#editors ⇒ Object 



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# File 'lib/plos/article.rb', line 95

def editors
  contributors.collect { |contrib| contrib.name if contrib.type == "editor" }.compact
end