Class: Scopus::XMLResponse::Abstractsretrievalresponse

Inherits:
XMLResponseGeneric show all
Defined in:
lib/scopus/xml_response/abstract_retrieval_response.rb

Constant Summary collapse

NA_AFFILIATION = 
"NAFD:**NA**"
NA_AFFILIATION_NAME = 
"__No affiliation__"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

This class inherits a constructor from Scopus::XMLResponse::XMLResponseGeneric

Instance Attribute Details

#abstract ⇒ Object (readonly)

Returns the value of attribute abstract.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 48

def abstract
  @abstract
end

#affiliations ⇒ Object (readonly)

Returns the value of attribute affiliations.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 47

def affiliations
  @affiliations
end

#author_groups ⇒ Object (readonly)

Returns the value of attribute author_groups.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 52

def author_groups
  @author_groups
end

#author_keywords ⇒ Object (readonly)

Returns the value of attribute author_keywords.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 50

def author_keywords
  @author_keywords
end

#authors ⇒ Object (readonly)

Returns the value of attribute authors.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 41

def authors
  @authors
end

#book_title ⇒ Object (readonly)

Returns the value of attribute book_title.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 51

def book_title
  @book_title
end

#cited_by_count ⇒ Object (readonly)

Returns the value of attribute cited_by_count.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 34

def cited_by_count
  @cited_by_count
end

#doi ⇒ Object (readonly)

Returns the value of attribute doi.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 46

def doi
  @doi
end

#eid ⇒ Object (readonly)

Returns the value of attribute eid.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 36

def eid
  @eid
end

#ending_page ⇒ Object (readonly)

Returns the value of attribute ending_page.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 45

def ending_page
  @ending_page
end

#issue ⇒ Object (readonly)

Returns the value of attribute issue.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 43

def issue
  @issue
end

#journal ⇒ Object (readonly)

Returns the value of attribute journal.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 40

def journal
  @journal
end

#scopus_id ⇒ Object (readonly)

Returns the value of attribute scopus_id.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 33

def scopus_id
  @scopus_id
end

#starting_page ⇒ Object (readonly)

Returns the value of attribute starting_page.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 44

def starting_page
  @starting_page
end

#subject_areas ⇒ Object (readonly)

Returns the value of attribute subject_areas.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 49

def subject_areas
  @subject_areas
end

#title ⇒ Object (readonly)

Returns the value of attribute title.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 35

def title
  @title
end

#type ⇒ Object (readonly)

Returns the value of attribute type.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 38

def type
  @type
end

#type_code ⇒ Object (readonly)

Returns the value of attribute type_code.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 37

def type_code
  @type_code
end

#volume ⇒ Object (readonly)

Returns the value of attribute volume.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 42

def volume
  @volume
end

#year ⇒ Object (readonly)

Returns the value of attribute year.



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 39

def year
  @year
end

Instance Method Details

#add_no_affiliation_case(auid) ⇒ Object 



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 154

def add_no_affiliation_case(auid)
  id=NA_AFFILIATION+":"+Digest::MD5.hexdigest("#{@scopus_id}|#{auid}")
  @affiliations[id]={
        :id => id,
        :name => "#{@scopus_id}|#{auid}",
        :city => "",
        :country => "NO_COUNTRY",
        :type=>:non_scopus
    }
    id
end

#add_unidentified_affilitations ⇒ Object 



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 138

def add_unidentified_affilitations
  xml.xpath("//bibrecord/head/author-group/affiliation").each do |aff|
    next if aff.attribute("afid")
    city, country, id, name = get_affiliation_data(aff)
    next if (name=="" and city=="" and country=="")


    @affiliations[id]={
        :id => id,
        :name => name,
        :city => city,
        :country => country,
        :type=>:non_scopus
    }
  end
end

#get_affiliation_data(aff) ⇒ Object 



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 165

def get_affiliation_data(aff)
  organization=aff.xpath("organization").map { |e| e.text }.join(";")
  address=aff.xpath("address-part").map { |e| e.text }.join(";")
  name= organization!="" ? organization : address
  city_only=aff.xpath("city").text
  city_part=aff.xpath("city-group").text
  city= city_only!="" ? city_only : city_part
  country=aff.xpath("country").text

  name="UNKOWN ORG FOR #{@scopus_id} ARTICLE" if name==""
  country="NO_COUNTRY" if country==""


  id=get_id_affiliation(name,city,country)
  return city, country, id, name
end

#get_affiliation_id(aff) ⇒ Object 



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 96

def get_affiliation_id(aff)
  if aff.nil?
    nil
  elsif id=aff.attribute('afid')
    id.value
  else
    city, country, id, name = get_affiliation_data(aff)
    id
  end
end

#get_id_affiliation(name, city, country) ⇒ Object

Some affiliations doesn't have an id. We could create it hashing the name and the country on unidentified filliations on head tag The process only add the affiliation if name is not nil



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 135

def get_id_affiliation(name,city,country)
"NS:"+Digest::MD5.hexdigest("#{name}|#{city}|#{country}")
end

#inspect ⇒ Object 



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 53

def inspect
  "#<#{self.class}:#{self.object_id} @title=#{@title} @journal=#{@journal} @authors=[#{@authors.keys.join(",")}]>"
end

#process ⇒ Object 



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 56

def process

  @authors={}
  @affiliations={}
  @author_keywords=[]
  @subject_areas=[]
  @author_groups=[]
  process_basic_metadata
  process_taxonomy
  process_affiliations
  process_author_groups
  process_authors
end

#process_affiliations ⇒ Object 



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 111

def process_affiliations
  xml.xpath("/xmlns:abstracts-retrieval-response/xmlns:affiliation").each do |x|
    id=x.attribute("id").nil? ? "" : x.attribute("id").value
    next if id==""
    name=process_path(x, "xmlns:affilname")
    city=process_path(x, "xmlns:affiliation-city")
    country=process_path(x, "xmlns:affiliation-country")
    country=search_affiliation_country(id) if (country=="")
    @affiliations[id]={
        :id => id,
        :name => name,
        :city => city,
        :country => country,
        :type=>:scopus
    }
  end
  add_unidentified_affilitations
end

#process_author_groups ⇒ Object

Author groups gives us information about the authors groups as appears on the head. Could be useful to retrieve information about missing affilitations Author-groups with authors duplicated are eliminated



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 186

def process_author_groups
  author_groups_temp=xml.xpath("//bibrecord/head/author-group").map do |ag|
    process_one_author_group(ag)
  end

  #authors_list= []
  @author_groups=author_groups_temp
#        @author_groups=[]
#        author_groups_temp.each do |ag|
#          @author_groups.push(ag) unless ag[:authors].any? {|author| authors_list.include? author}
#          authors_list=authors_list | ag[:authors]
#        end

end

#process_authors ⇒ Object 



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 224

def process_authors
  xml.xpath("//xmlns:authors/xmlns:author").each do |x|
    auid=x.attribute("auid").value
    seq=x.attribute("seq").value
    initials =process_path(x, "xmlns:preferred-name/ce:initials")
    indexed_name = process_path(x, "xmlns:preferred-name/ce:indexed-name")
    given_name =process_path(x, "xmlns:preferred-name/ce:given-name")
    surname=process_path(x, "xmlns:preferred-name/ce:surname")
    affiliation=nil
    affiliation_node=x.xpath("xmlns:affiliation")
    
    if affiliation_node.length==1
      affiliation=affiliation_node[0].attribute("id").text
      if !affiliation.nil? and @affiliations[affiliation].nil?
        @affiliations[affiliation]=search_affiliation(affiliation)
      end
    elsif affiliation_node.length>1
      affiliation=affiliation_node.map{|af| 
        af.attribute("id").text
      }.uniq
      affiliation.each do |af|
        if !af.nil? and @affiliations[af].nil?
          @affiliations[af]=search_affiliation(af)
        end
      end 
    else
      # Must search in author-groups for affilitation
      res=@author_groups.find{|ag|
        ag[:authors].include? auid
      }
      
      if res
        affiliation=res[:affiliation]
      end
      if affiliation.nil?
        # Affiliation shouldn't be nil. We create a custom affiliation for this cases
        affiliation=add_no_affiliation_case(auid)
      end

      #
    end

    #p "#{name} #{apellido}"
    @authors[auid]={
        :auid => auid,
        :seq => seq,
        :initials => initials,
        :indexed_name => indexed_name,
        :given_name => given_name,
        :surname => surname,
        :email => nil,
        :affiliation => affiliation
    }


  end
  # Searching for authors e-mails

  xml.xpath("//bibrecord//head//author-group/author//ce:e-address[@type='email']").each do |email|
    auid=email.parent.attribute("auid").value
    @authors[auid][:email]=email.text
  end
end

#process_basic_metadata ⇒ Object 



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 303

def process_basic_metadata
  @scopus_id      = process_path(xml, "//dc:identifier")
  @title          = process_path(xml, "//dc:title")
  @doi            = process_path(xml, "//prism:doi")
  @doi||=search_doi
  @eid		= process_path(xml, "//xmlns:eid")
	@type_code      = process_path(xml, "//xmlns:srctype")
  @cited_by_count = process_path(xml,"//xmlns:citedby-count").to_i
  @type           = process_path(xml, "//prism:aggregationType").downcase.to_sym
  if @type_code=="j" or @type_code=="p"
    @journal      =process_path(xml, "//prism:publicationName")
    @volume       =process_path(xml, "//prism:volume")
    @issue        =process_path(xml, "//prism:issueIdentifier")
  elsif @type_code=="b"
    @book_title   =process_path(xml, "//prism:publicationName")
  end
  @starting_page  =process_path(xml, "//prism:startingPage")
  @ending_page    =process_path(xml, "//prism:endingPage")
  @year           =process_path(xml, "//year")
  @abstract       =process_path(xml, "//dc:description/xmlns:abstract[@xml:lang='eng']/ce:para")
	@abstract     ||=process_path(xml, "//abstract/ce:para")
end

#process_taxonomy ⇒ Object 



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 289

def process_taxonomy
  xml.xpath("//xmlns:authkeywords/xmlns:author-keyword").each do |x|
    @author_keywords.push(x.text)
  end
  xml.xpath("//xmlns:subject-areas/xmlns:subject-area").each do |x|
    @subject_areas.push(
        {:abbrev => x.attribute("abbrev").value,
         :code => x.attribute("code").value.to_i,
         :name => x.text
        }
    )
  end
end

#search_affiliation(afid) ⇒ Object

We can't find the affiliation the ussual way we have to improvise Given the afid, we search on every <affiliation> tag until we find the desired one



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 75

def search_affiliation(afid)
  x=xml.at_xpath("//affiliation[@afid=\"#{afid}\"]")
  if !x
    raise "I can't find affiliation #{afid}"
  else
    name=x.xpath("organization").map { |e| e.text }.join(";")
    city=process_path(xml, "//affiliation[@afid=\"#{afid}\"]/city-group")
    country=process_path(xml, "//affiliation[@afid=\"#{afid}\"]/country")
    country||=x.attribute("country").value
  end
  {:id => afid, :name => name, :city => city, :country => country,:type=>:scopus}
end

#search_affiliation_country(id) ⇒ Object 



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 107

def search_affiliation_country(id)
  return nil if id.nil?
  process_path(xml, "//affiliation[@afid='#{id}']/country")
end

#search_doi ⇒ Object

We have to find doi on



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# File 'lib/scopus/xml_response/abstract_retrieval_response.rb', line 89

def search_doi
  if xml.at_xpath("//source").text=~/^\s*http:\/\/dx\.doi\.org\/([^\s]+)/
    return $1

  end
end