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-# encoding: utf-8
-=begin
-
-* Name: SiSU
-
-** Description: documents, structuring, processing, publishing, search
-*** A conversion script for canned substitutions, a fairly generic simple tool
- that can be used to store other canned conversions, used here for altering
- SiSU markup
-
-** 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/develop/dp_identify_markup.rb;hb=HEAD>
-
-=end
-module SiSU_MarkupType
- class MarkupIdentify
- @@version={}
- @@fns,@@version[:determined],@@version[:declared],@@declared_doc_type='','','','[text?]'
- attr_accessor :version,:declared_doc_type
- def initialize(content,opt)
- @cont,@opt=content,opt
- end
- def identify
- @version,@declared_doc_type=@@version,@@declared_doc_type
- if @opt.fns != @@fns
- if @cont[0] =~ /^(?:%\s+)?SiSU\s+(text|master|insert)\s+([0-9](?:\.[0-9]+){1,2})/ \
- or @cont[0] =~ /^(?:%\s+)?sisu-([0-9](?:\.[0-9]+){1,2})/
- @declared_doc_type,@version[:declared]=$1,$2
- elsif @cont[0] =~ /^(?:%\s+)?SiSU\s+([0-9](?:\.[0-9]+){1,2})/ \
- or @cont[0] =~ /^(?:%\s+)?sisu-([0-9](?:\.[0-9]+){1,2})/
- @version[:declared]=$1
- end
- @flag_2_0,@flag_66,@flag_57,@flag_38=false,false,false,false
- @cont.each_with_index do |y,i|
- if y =~/^@make:|^@classify|^\s\s?:\S+?:\s+\S/
- version=2.0.to_f
- @version[:determined]=version
- @flag_2_0=true
- break
- end
- unless @flag_38
- if y =~/^:?A~/
- version=0.38.to_f
- @version[:determined]=version
- @flag_38=true
- end
- end
- if @flag_38
- if @flag_69 \
- or y =~/^=\{.+?\}\s*$/
- version=0.69.to_f
- @flag_69=true
- @version[:determined]=version
- break
- end
- if @flag_66 \
- or y =~/[:;]\{.+?\}[:;][a-z+]/
- version=0.66.to_f
- @flag_66=true
- @version[:determined]=version
- break
- end
- end
- end
- @flag_57,@flag_38=false,false
- unless @flag_2_0 \
- or @flag_66 \
- or @flag_69
- @cont.each_with_index do |y,i|
- if @flag_57 \
- or y =~/^:?A~\?? @title/
- @version[:determined]=0.57.to_f
- @flag_57=true
- break
- end
- if @flag_38 \
- or y =~/^:?A~/
- @version[:determined]=0.38.to_f
- @flag_38=true
- break if i >= 200
- if y =~ /(?:~{\*+|~\[\*|~\[\+)\s/
- @version[:determined]=0.42 #0.38 can safely be treated as 0.42
- break
- end
- end
- if y =~/^0~/ \
- and not @flag_38
- @version[:determined]=0.16.to_f
- break
- end
- end
- end
- @@fns=@opt.fns
- @@version,@@declared_doc_type=@version,@declared_doc_type
- end
- self
- end
- def markup_version?
- def determined
- identify.version[:determined].to_f
- end
- def series
- s=case identify.version[:determined].to_s
- when /^[01]\./ then '1.0'
- when /^[2]\./ then '2.0'
- else '2.0'
- end
- "series #{s}"
- end
- def declared
- identify.version[:declared].to_f
- end
- self
- end
- end
-end
-__END__