Class: MathMetadata::ZBL

Inherits:
Site
  • Object
show all
Defined in:
lib/math_metadata_lookup/sites/zbl.rb

Overview

Zentralblatt www.zentralblatt-math.org/zmath/

Constant Summary collapse

ID = 
:zbl
NAME = 
"Zentralblatt"
URL = 
"http://www.zentralblatt-math.org/zmath/"
AUTHOR_URL = 
"http://www.zentralblatt-math.org/zbmath/authors/?q=%s"
AUTHORS_RE = 
%r{<div class="name">\s*<strong>(.*?)</strong>.*?Author-Id:\s*</div>\s*([^ <]+)\s*</div>.*?<div class="table">\s*<div class="title">Spellings:</div>\s*(.*?)\s*</div>}mi
AUTHOR_RE = 
%r{(.*?)\s*\[\d+\](?:;\s*)?}
ARTICLE_ID_URL = 
"http://www.zentralblatt-math.org/zmath/en/search?q=an:%s&type=xml&format=complete"
ARTICLE_URL = 
"http://www.zentralblatt-math.org/zmath/en/search?q=ti:%s%%26%s%%26py:%s&type=xml&format=complete"
LIST_OF_ARTICLES_RE = 
%r{<strong class="middle">Result:</strong>}mi
ARTICLE_ENTRY_RE = 
%r{<span[^>]*?>\s*<a href="\?q=an:([^\&]+)\&format=complete">[^<]+</a>\s*<b>}mi
ARTICLE_ID_RE = 
%r{<a href="\?q=an:.*?complete">(.*?)</a>}mi
ARTICLE_TITLE_RE = 
%r{</a><br>(.*?)\.</b>\s*\(.*?\)<br>}mi
ARTICLE_LANGUAGE_RE = 
%r{</a><br>.*?\.</b>\s*\((.*?)\)<br>}mi
ARTICLE_AUTHORS_RE = 
%r{<br><b>(<a href="\?q=[^"]*">.*?</a>)<br>}mi
ARTICLE_AUTHOR_RE = 
%r{<a href="\?q=[^"]*">(.*?)</a>}mi
ARTICLE_MSCS_RE = 
%r{<dd>(.*?)</dd>}mi
ARTICLE_MSC_RE = 
%r{<a href=".*?">(.*?)</a>}mi
ARTICLE_PUBLICATION_RE = 
%r{<a href="[^"j]*?journals[^"]*">(.*?)</a>}mi
ARTICLE_RANGE_RE = 
%r{</a> \d+(?:-\d+)?,\s*(\d+-\d+).*?ISSN}
ARTICLE_YEAR_RE = 
%r{</a>\s*\d+-\d+, \d+-\d+ \((\d+)\)\.}mi
ARTICLE_ISSNS_RE = 
%r{(ISSN.*?)<br>}mi
ARTICLE_ISSN_RE = 
%r{ISSN\s*(.........)}mi
ARTICLE_KEYWORDS_RE = 
%r{<p><i>Keywords:</i>\s*(.*?)\s*</p>}mi
ARTICLE_KEYWORD_RE = 
%r{([^;]+) ?}mi
ARTICLE_REFERENCES_RE = 
%r{<p><i>Citations:</i>\s*(.*?)\s*</p>}
ARTICLE_REFERENCE_RE =

1=authors, 2=journal, 3=volume/issue, 4=year, 5=range, 6=ref

%r{xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx}

Instance Method Summary collapse

Methods inherited from Site

#author, inherited, #initialize, #to_json

Constructor Details

This class inherits a constructor from MathMetadata::Site

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class MathMetadata::Site

Instance Method Details

#article(args = {}) ⇒ Object

<p>Citations: <a href=“?an=0962.76001”>Zbl 0962.76001</a>; <a href=“?an=0784.46029”>Zbl 0784.46029</a>; <a href=“?an=0974.46040”>Zbl 0974.46040</a></p>



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# File 'lib/math_metadata_lookup/sites/zbl.rb', line 47

def article( args={} )
  opts = {:id => nil, :title => "", :year => "", :authors => [], :references => true, :entities => false}.merge(args)
  page = fetch_article(opts)
  xml = ::REXML::Document.new page

  articles = []
  xml.elements.each("//zbml/answers/rec") do |element|
    article = Article.new({
      :id => get_element(element, "an"),
      :title => get_element(element, "ti"),
      :authors => get_element(element, "au").split(/;\s*/),
      :language => get_element(element, "la"),
      :msc => normalize_mscs(get_element(element,"cc").split(" ")),
      :year => get_element(element, "py"),
      :keywords => get_element(element, "ut").split(/;\s*/),
      :issn => get_element(element, "is").split(/;\s*/),
      :publication => get_element(element, "so")
    })
    article.references = get_article_references(get_element(element, "ci")) if opts[:references]
    article.publication =~ /,\s*(\d+-\d+)\s*\(\d{4}\)/
    article.range = $1
    articles << article
  end

  articles
end