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+# encoding: utf-8
+=begin
+
+* Name: SiSU
+
+** Description: documents, structuring, processing, publishing, search
+*** summary of generated outputs and metadata
+
+** Author: Ralph Amissah
+ <ralph@amissah.com>
+ <ralph.amissah@gmail.com>
+
+** Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+ 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 Ralph Amissah,
+ All Rights Reserved.
+
+** License: GPL 3 or later:
+
+ SiSU, a framework for document structuring, publishing and search
+
+ Copyright (C) Ralph Amissah
+
+ This program is free software: you can redistribute it and/or modify it
+ under the terms of the GNU General Public License as published by the Free
+ Software Foundation, either version 3 of the License, or (at your option)
+ any later version.
+
+ This program is distributed in the hope that it will be useful, but WITHOUT
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ more details.
+
+ You should have received a copy of the GNU General Public License along with
+ this program. If not, see <http://www.gnu.org/licenses/>.
+
+ If you have Internet connection, the latest version of the GPL should be
+ available at these locations:
+ <http://www.fsf.org/licensing/licenses/gpl.html>
+ <http://www.gnu.org/licenses/gpl.html>
+
+ <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
+
+** SiSU uses:
+ * Standard SiSU markup syntax,
+ * Standard SiSU meta-markup syntax, and the
+ * Standard SiSU object citation numbering and system
+
+** Hompages:
+ <http://www.jus.uio.no/sisu>
+ <http://www.sisudoc.org>
+
+** Git
+ <http://git.sisudoc.org/gitweb/?p=code/sisu.git;a=summary>
+ <http://git.sisudoc.org/gitweb/?p=code/sisu.git;a=blob;f=lib/sisu/xml_md_oai_pmh_dc.rb;hb=HEAD>
+
+=end
+module SiSU_XML_Metadata
+ require_relative 'se' # se.rb
+ include SiSU_Env
+ require_relative 'dp' # dp.rb
+ include SiSU_Param
+ class OAI_PMH
+ def initialize(opt)
+ @md=SiSU_Param::Parameters.new(opt).get
+ @oai_pmh=[]
+ end
+ def read
+ output
+ end
+ def pre
+<<WOK
+<?xml version="1.0" encoding="UTF-8"?>
+<oai_dc:dc
+ xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
+ xmlns:dc="http://purl.org/dc/elements/1.1/"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
+ http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
+WOK
+ end
+ def body
+ if defined? @md.title.full \
+ and @md.title.full=~/\S+/ # DublinCore 1 - title
+ @oai_pmh << %{ <dc:title xml:lang="en">#{@md.title.full}</dc:title>\n}
+ end
+ if defined? @md.creator.author \
+ and @md.creator.author=~/\S+/ # DublinCore 2 - creator/author (author)
+ txt=meta_content_clean(@md.creator.author)
+ @oai_pmh << %{ <dc:author>#{txt}</dc:author>\n}
+ end
+ if defined? @md.classify.subject \
+ and @md.classify.subject=~/\S+/ # DublinCore 3 - subject (us library of congress, eric or udc, or schema???)
+ txt=meta_content_clean(@md.classify.subject)
+ @oai_pmh << %{ <dc:subject>#{txt}</dc:subject>\n}
+ end
+ if defined? @md.classify.keywords \
+ and @md.classify.keywords=~/\S+/
+ txt=meta_content_clean(@md.classify.keywords)
+ @oai_pmh << %{ <dc:keywords>#{txt}</dc:keywords>\n}
+ end
+ if @md.publisher # DublinCore 5 - publisher (current copy published by)
+ txt=meta_content_clean(@md.publisher)
+ @oai_pmh << %{ <dc:publisher>#{txt}</dc:publisher>\n}
+ end
+ if defined? @md.creator.contributor \
+ and @md.creator.contributor=~/\S+/ # DublinCore 6 - contributor
+ txt=meta_content_clean(@md.creator.contributor)
+ @oai_pmh << %{ <dc:contributor>#{txt}</dc:contributor>\n}
+ end
+ if defined? @md.date.published \
+ and @md.date.published=~/\S+/ # DublinCore 7 - date year-mm-dd
+ @oai_pmh << %{ <dc:date>#{@md.date.published}</dc:date>\n}
+ end
+ if defined? @md.date.created \
+ and @md.date.created=~/\S+/ # DublinCore 7 - date.created
+ @oai_pmh << %{ <dc:date_created>#{@md.date.created}</dc:date_created>\n}
+ end
+ if defined? @md.date.issued \
+ and @md.date.issued=~/\S+/ # DublinCore 7 - date.issued
+ @oai_pmh << %{ <dc:date_issued>#{@md.date.issued}</dc:date_issued>\n}
+ end
+ if defined? @md.date.available \
+ and @md.date.available=~/\S+/ # DublinCore 7 - date.available
+ @oai_pmh << %{ <dc:date_available>#{@md.date.available}</dc:date_available>\n}
+ end
+ if defined? @md.date.valid \
+ and @md.date.valid=~/\S+/ # DublinCore 7 - date.valid
+ @oai_pmh << %{ <dc:date_valid>#{@md.date.valid}</dc:date_valid>\n}
+ end
+ if defined? @md.date.modified \
+ and @md.date.modified=~/\S+/ # DublinCore 7 - date.modified
+ @oai_pmh << %{ <dc:date_modified>#{@md.date.modified}</dc:date_modified>\n}
+ end
+ if defined? @md.notes.description \
+ and @md.notes.description=~/\S+/ # DublinCore 4 - description
+ txt=meta_content_clean(@md.notes.description)
+ @oai_pmh << %{ <dc:description>#{txt}</dc:description>\n}
+ end
+ if defined? @md.notes.coverage \
+ and @md.notes.coverage=~/\S+/ # DublinCore 14 - coverage
+ txt=meta_content_clean(@md.notes.coverage)
+ @oai_pmh << %{ <dc:coverage>#{txt}</dc:coverage>\n}
+ end
+ if defined? @md.notes.relation \
+ and @md.notes.relation=~/\S+/ # DublinCore 13 - relation
+ txt=meta_content_clean(@md.notes.relation)
+ @oai_pmh << %{ <dc:relation>#{txt}</dc:relation>\n}
+ end
+ if defined? @md.notes.type \
+ and @md.notes.type=~/\S+/ # DublinCore 8 - type
+ txt=meta_content_clean(@md.notes.type)
+ @oai_pmh << %{ <dc:type>#{txt}</dc:type>\n}
+ end
+ if defined? @md.notes.format \
+ and @md.notes.format=~/\S+/ # DublinCore 9 - format
+ txt=meta_content_clean(@md.notes.format)
+ @oai_pmh << %{ <dc:format>#{txt}</dc:format>\n}
+ end
+ #if defined? @md.identifier.sisupod \
+ #and @md.identifier.sisupod=~/\S+/ # DublinCore 10 - identifier
+ # txt=meta_content_clean(@md.identifier.sisupod)
+ # @oai_pmh << %{ <dc:identifier>#{txt}</dc:identifier>\n}
+ #end
+ if defined? @md.original.source \
+ and @md.original.source=~/\S+/ # DublinCore 11 - source
+ txt=meta_content_clean(@md.original.source)
+ @oai_pmh << %{ <dc:source>#{txt}</dc:source>\n}
+ end
+ if defined? @md.title.language \
+ and @md.title.language=~/\S+/ # DublinCore 12 - language (English)
+ @oai_pmh << %{ <dc:language>#{@md.title.language}</dc:language>\n}
+ end
+ if defined? @md.original.language \
+ and @md.original.language=~/\S+/
+ @oai_pmh << %{ <dc:language>#{@md.original.language}</dc:language>\n}
+ end
+ if defined? @md.rights.all \
+ and @md.rights.all=~/\S+/ # DublinCore 15 - rights
+ txt=meta_content_clean(@md.rights.all)
+ @oai_pmh << %{ <dc:rights>#{txt}</dc:rights>\n}
+ end
+ @oai_pmh
+ end
+ def meta_content_clean(content='')
+ unless content.nil?
+ content=content.tr('"',"'")
+ end
+ content
+ end
+ def post
+ '</oai_dc:dc>'
+ end
+ def output
+ SiSU_Env::FileOp.new(@md).mkdir
+ oai_pmh=SiSU_Env::FileOp.new(@md,@md.fn[:oai_pmh]).mkfile #implement in param
+ oai_pmh << pre
+ body.each do |x|
+ oai_pmh << x
+ end
+ oai_pmh << post
+ end
+ end
+end
+__END__
+http://www.openarchives.org/pmh/
+http://www.openarchives.org/OAI/2.0/openarchivesprotocol.htm#dublincore
+http://es.dublincore.org/documents/usageguide/elements.shtml
+http://dublincore.org/documents/dces/
+see also http://dublincore.org/documents/dcmes-xml/
+#http://www.openarchives.org/OAI/2.0/openarchivesprotocol.htm#dublincore
+#sample implementation, e.g. 2
+<?xml version="1.0" encoding="UTF-8"?>
+<oai_dc:dc
+ xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/"
+ xmlns:dc="http://purl.org/dc/elements/1.1/"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/
+ http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
+ <dc:title xml:lang="en">Grassmann's space analysis</dc:title>
+ <dc:author>Hyde, E. W. (Edward Wyllys)</dc:author>
+ <dc:subject>LCSH:Ausdehnungslehre; LCCN QA205.H99</dc:subject>
+ <dc:publisher>J. Wiley &amp; Sons</dc:publisher>
+ <dc:date>Created: 1906; Available: 1991</dc:date>
+ <dc:type>text</dc:type>
+ <dc:identifier>http://resolver.library.cornell.edu/math/1796949
+ </dc:identifier>
+ <dc:language>english</dc:language>
+ <dc:rights xml:lang="en">Public Domain</dc:rights>
+</oai_dc:dc>