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# File 'lib/logstash/filters/sciencedirect.rb', line 4
def ScienceDirect.parse (input)
uri = URI(URI.unescape(input))
path = uri.path
params = {}
if (uri.query)
params = CGI::parse(uri.query)
end
data = {
"provider" => "sciencedirect"
}
if (params.key?("_ob"))
if (params['_cdi'])
data['title_id'] = params['_cdi'][0]
end
case (params["_ob"][0])
when 'PdfDownloadURL'
data['mime'] = 'PDF'
data['rtype'] = 'ARTICLES_BUNDLE'
data['unit_id'] = params['_hubEid'][0]
data["pii"] = (params['_hubEid'][0] || '').split('-')[2]
if (params.key?("_isbn")|| params.key?('isBook'))
data['rtype'] = 'CHAPTERS_BUNDLE'
data['print_identifier'] = params['_isbn'][0]
data['title_id'] = params['_isbn'][0]
data['unit_id'] = params['_isbn'][0]
end
if (data["pii"])
data['title_id'] = data["pii"][1, 8]
data['print_identifier'] = data["pii"][1, 4] + "-" + data["pii"][5, 4]
end
when 'IssueURL'
data['title_id'] = (params['_tockey'][0] || '').split('#')[2]
data['rtype'] = 'TOC'
data['mime'] = 'MISC'
when 'ArticleURL'
case (params['_fmt'][0])
when 'summary'
data['rtype'] = 'ABS'
data['mime'] = 'MISC'
when 'full'
data['rtype'] = 'ARTICLE'
data['mime'] = 'HTML'
end
when 'MImg'
data['rtype'] = 'ARTICLE'
data['mime'] = 'PDF'
when 'MiamiImageURL'
if (params['_pii'])
data["pii"] = params['_pii'][0]
data['unit_id'] = params['_pii'][0]
if (params['_pii'][0][0] === 'B')
data['print_identifier'] = params['_pii'][0][1, 13]
data['title_id'] = data['print_identifier']
data['rtype'] = 'BOOK_SECTION'
data['mime'] = 'PDF'
else
data['print_identifier'] = params['_pii'][0][1, 4] + "-" + params['_pii'][0][5, 4]
data['title_id'] = params['_pii'][0][1, 8]
data['rtype'] = 'ARTICLE'
data['mime'] = 'PDF'
end
end
when 'PdfExcerptURL'
data['rtype'] = 'PREVIEW'
data['mime'] = 'PDF'
if (params['_imagekey'][0] && params['_piikey'][0])
data["pii"] = params['_piikey'][0]
if (match = /.?-[^-]+-([0-9]{4})([0-9]{3}[0-9Xx])([0-9A-Za-z]*)-main.pdf$/.match(params['_imagekey'][0]))
data['unit_id'] = params['_piikey'][0]
data['title_id'] = match[1] + match[2]
data['print_identifier'] = match[1] + '-' + match[2]
end
end
end
elsif (match = /^\/science\/article\/pii\/(([SB])?([0-9]{7}(?:[0-9]{5})?[0-9Xx])[0-9A-Za-z]*)(\/pdf(?:ft)?)?$/.match(path))
data["pii"] = match[1]
data['unit_id'] = match[1]
data['mime'] = match[4] ? 'PDF' : 'HTML'
if (match[2] == 'B')
data['rtype'] = 'BOOK_SECTION'
data['title_id'] = match[3]
data['print_identifier'] = match[3]
else
data['rtype'] = 'ARTICLE'
data['title_id'] = match[3][0, 8]
data['print_identifier'] = match[3][0, 4] + "-" + match[3][4, 4]
end
elsif ((match = /^\/science\/(journal|bookseries|handbooks|handbooks|book)\/([0-9Xx]{8,})(\/[0-9]+)?(\/[0-9]+)?$/.match(path)))
data['rtype'] = 'TOC'
data['mime'] = 'MISC'
data['unit_id'] = match[2]
data['title_id'] = match[2]
if (match[3])
data['unit_id'] += match[3]
end
case (match[1])
when 'journal', 'handbooks', 'bookseries'
data['print_identifier'] = match[2][0, 4] + "-" + match[2][4, 4]
when 'book'
data['print_identifier'] = match[2]
end
elsif (match = /^\/science\/MiamiMultiMediaURL\/[^\/]+(S([0-9]{4})([0-9]{3}[0-9Xx])[a-zA-Z0-9]*).*\.pdf$/.match(path))
data["pii"] = match[1]
data['unit_id'] = match[1]
data['title_id'] = match[2] + match[3]
data['print_identifier'] = match[2] + "-" + match[3]
data['rtype'] = 'ARTICLE'
data['mime'] = 'PDF'
elsif (match = /^\/(([SB])?([0-9]{7}(?:[0-9]{5})?[0-9Xx])[0-9A-Za-z]*)\/[0-9A-Za-z\-.]*-main\.pdf$/.match(path))
data["pii"] = match[1]
data['unit_id'] = match[1]
data['mime'] = 'PDF'
if (match[2] === 'B')
data['rtype'] = 'BOOK_SECTION'
data['title_id'] = match[3]
data['print_identifier'] = match[3]
else
data['rtype'] = 'ARTICLE'
data['title_id'] = match[3][0, 8]
data['print_identifier'] = match[3][0, 4] + "-" + match[3][4, 4]
end
elsif (path == '/science/publication')
data['rtype'] = 'TOC'
data['mime'] = 'MISC'
if (params['issn'])
data['print_identifier'] = params['issn'][0][0, 4] + "-" + params['issn'][0][4, 4]
data['unit_id'] = data['print_identifier']
data['title_id'] = params['issn'][0]
end
end
return data
end
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