Class: MathMetadata::CEDRAM

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

Overview

NUMDAM numdam.org/

Constant Summary collapse

ID = 
:cedram
NAME = 
"CEDRAM"
URL = 
"http://cedram.org/"
AUTHOR_URL =

AUTHOR_URL % “Author, Name”

%~~
AUTHORS_RE = 
%r{}mi
AUTHOR_RE = 
%r{}mi
ARTICLE_ID_URL = 
"http://aif.cedram.org/aif-bin/item?id=%s"
ARTICLE_ID_AFST_URL = 
"http://afst.cedram.org/afst-bin/item?id=%s"
ARTICLE_URL = 
"http://www.cedram.org/cedram-bin/search?ti=%s&au=%s&py1=%s&lang=en"
LIST_OF_ARTICLES_RE =

ARTICLE_URL = “www.cedram.org/cedram-bin/search”

%r{matches(.*?)</td>}mi
ARTICLE_ENTRY_RE = 
%r{<a href=".*?id=([^"]+)">Details</a>}mi
ARTICLE_ID_RE = 
%r{<input type="hidden" name="id" value="([^"]+)" />}mi
ARTICLE_TITLE_RE = 
%r{<span class="atitle">(.*?)</span>}mi
ARTICLE_LANGUAGE_RE = 
%r{xxxxxxxxxxxxxxx}mi
ARTICLE_AUTHORS_RE = 
%r{<hr />(<a.*?)<br />}mi
ARTICLE_AUTHOR_RE = 
%r{<a.*?>(.*?)</a>}mi
ARTICLE_MSCS_RE = 
%r{Class. Math.:(.*?)<br}mi
ARTICLE_MSC_RE = 
%r{([^,]+),?\s*}mi
ARTICLE_PUBLICATION_RE = 
%r{(<span class="jtitle">.*?</span>,\s*<a href="http://aif.cedram.org:80/aif-bin/get\?id=[^"]+">\d+</a>\s*no\.\s*<a href="http://aif.cedram.org:80/aif-bin/browse\?id=[^"]+">\d+</a>\s*\(<a href="http://aif.cedram.org:80/aif-bin/get\?id=[^"]+">\d+</a>\))}mi
ARTICLE_PUBLISHER_RE = 
%r{xxxxxxxxxxxxxxxxx}mi
ARTICLE_RANGE_RE = 
%r{(\d+\-\d+)\s*<br\s*/>\s*Article}mi
ARTICLE_YEAR_RE = 
%r{<span class="jtitle">.*?</span>,\s*<a href="http://aif.cedram.org:80/aif-bin/get\?id=[^"]+">\d+</a>\s*no\.\s*<a href="http://aif.cedram.org:80/aif-bin/browse\?id=[^"]+">\d+</a>\s*\(<a href="http://aif.cedram.org:80/aif-bin/get\?id=[^"]+">(\d+)</a>\)}mi
ARTICLE_ISSNS_RE = 
%r{xxxxxxxxxxxxxxxxx}mi
ARTICLE_ISSN_RE = 
%r{xxxxxxxxxxxxxxxxx}mi
ARTICLE_KEYWORDS_RE = 
%r{Keywords:(.*?)<div}mi
ARTICLE_KEYWORD_RE = 
%r{([^,]+),?\s*}mi
ARTICLE_REFERENCES_RE = 
%r{<P>\s*<B>\s*Bibliography\s*</B>\s*</P>\s*</DIV>\s*(.*?)\s*</td>}mi
ARTICLE_REFERENCE_RE = 
%r{\[\d+\]\s*(.*?)(?:(?:<BR>)|(?:<br\s*/>)|(?:</div>))}mi

Instance Method Summary collapse

Methods inherited from Site

#article, #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

#fetch_article(args = {}) ⇒ Object 



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# File 'lib/math_metadata_lookup/sites/cedram.rb', line 101

def fetch_article( args={} )
  opts = {:id => nil, :title => "", :year => "", :authors => []}.merge(args)
  url = ""
  unless opts[:id].to_s.strip.empty?
    pattern = self.class::ARTICLE_ID_URL
    pattern = self.class::ARTICLE_ID_AFST_URL if opts[:id] =~ /^AFST/mi
    url = pattern % URI.escape(opts[:id].to_s.strip)
  end
  form = {'submit' => " Start search "}
  if opts[:id].to_s.strip.empty?
    author = join_article_authors opts[:authors]
    title = opts[:title]
    title = '' if not title.kind_of?(String)
    title = MathMetadata.normalize_text(title)
    title = nwords(title) if @options[:nwords]

    form['ti'] = title
    form['au'] = author unless author.empty?
    form['py1'] = opts[:year].to_s
    form['py2'] = ""
    form['pages'] = ""
    form['bibitems_text'] = ""
    form['maxdocs'] = "300"
    form['format'] = "short"
    form['ti_op'] = "and"
    form["au_op"] = "and"
    form["bibitems.text_op"] = "and"

    url = build_article_url title, author, opts[:year].to_s
  else
    return fetch_page(url, opts)
  end
  
  uri = URI.parse(url)
  puts uri if opts[:verbose]
  req = Net::HTTP::Post.new(uri.path, {
    'Host' => "www.cedram.org",
    'User-Agent'=> "Mozilla/5.0 (X11; Linux x86_64; rv:2.0.1) Gecko/20110429 Firefox/4.0.1",
    'Accept' => "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
    'Accept-Language' => "cs,en;q=0.7,en-us;q=0.3",
    'Accept-Encoding' => "gzip, deflated",
    'Accept-Charset' => "UTF-8,*",
    'Keep-Alive' => "115",
    'Connection' => "keep-alive",
    'Referer' => "http://www.cedram.org/cedram-bin/search",
    'Content-Type' => "application/x-www-form-urlencoded",
  })
  req.set_form_data(form)
  http = Net::HTTP.new(uri.host, uri.port)
  resp = http.request(req)
  page = normalize_page resp.body
  page
end

#get_article_publication(page) ⇒ Object 



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# File 'lib/math_metadata_lookup/sites/cedram.rb', line 48

def get_article_publication( page )
  page =~ ARTICLE_PUBLICATION_RE
  return nil unless $1
  $1.gsub(/<.*?>/, '')
end

#get_article_references(page) ⇒ Object 



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# File 'lib/math_metadata_lookup/sites/cedram.rb', line 54

def get_article_references( page )
  references = []

  refs = get_article_reference_s page

  i = 0;
  refs.each do |r|
    i+=1
    r.gsub!(/\r|\n/, ' ')
    r.gsub!(/ +/,' ')
    ref = Reference.new nil, i
    ref.source = r
    ref.article = Article.new

    r =~ %r{<span class="(?:atitle|btitre)">(.*?)</span>}im
    ref.article.title = $1.to_s.strip

    ref.article.authors = []
    r.split(%r{<span class="bauteur">\s?(.*?)\s*</span>}).each do |a|
      next if a.strip.empty? or a.strip == "-" or [',', '&'].include?(a.strip[0,1])
      author = a.gsub /<.*?>/, ''
      ref.article.authors << author
    end

    r =~ %r{<span class="(?:brevue|bjournal)">(.*?)</span>}mi
    ref.article.publication = $1.strip if $1

=begin
    r =~ %r{<bediteur>(.*?)</bediteur>}mi
    ref.article.publisher = $1.strip if $1

    r =~ %r{<blieued>(.*?)</blieued>}mi
    ref.article.place = $1.strip if $1
=end
    r =~ %r{(\d\d\d\d)}mi
    ref.article.year = $1.strip if $1

    r =~ %r{(\d+)\-(\d+)}mi
    ref.article.range = "#{$1.strip}-#{$2.strip}" if $1

    references << ref
  end

  references
end