aboutsummaryrefslogtreecommitdiffhomepage
path: root/lib/sisu/v6/po4a_set.rb
blob: 2fc56cb97824a612589e4aa7e4d8f1b793b94ac1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
# encoding: utf-8
=begin

 * Name: SiSU

 * Description: a framework for document structuring, publishing and search

 * Author: Ralph Amissah

 * Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
   2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 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/v6/po4a_set.rb;hb=HEAD>

 * Ralph Amissah
   <ralph@amissah.com>
   <ralph.amissah@gmail.com>

 ** Description: modules shared by flatfile output generators

=end
module SiSU_Po4aUtils
  class Wrap
    def initialize(md,orig='',trans='',is_desc='',n_char_max=76,n_indent=0,n_hang=nil)
      @md,@orig,@trans,@is_desc,@n_char_max,@n_indent=md,orig,trans,is_desc,n_char_max,n_indent
      @n_char_max_extend = n_char_max
      @br="\n"
      @n_hang=n_hang ? n_hang : @n_indent
      @po4a_identify_type='type: SiSU doc'
      #@po4a_identify_type='type: Plain text'
    end
    def line_wrap
      space=' '
      spaces_indent,spaces_hang="#{@br}#{space*@n_indent}",space*@n_hang
      pot,i=[],0
      pot_array=(@trans.empty?) ? [@orig] : [@orig,@trans]
      pot_array.each do |pa|
        line=0
        out=[]
        out[line]=''
        @oldword='' #REMOVE @oldword
        pa=pa.gsub(/<br>/,' <br> ').
          gsub(/#{Mx[:br_nl]}/,"\n\n")
        words=pa.scan(/\n\n|<br>|\S+/m)
        while words != ''
          word=words.shift
          if not word
            out[line] unless out[line].empty? #check
            break
          elsif word =~/\n\n/
            word="\n"
            @n_char_max_extend = @n_char_max + out[line].length
            line=line
          elsif (out[line].length + word.length) > (@n_char_max_extend - @n_indent) \
          and out[line] =~/\S+/
            @n_char_max_extend = @n_char_max
            out[line].squeeze!(' ')
            line += 1
          end
          if word
            out[line]=if out[line] \
            and out[line] !~/\S+$/m
              "#{out[line]}#{word}"
            elsif out[line] \
            and out[line] =~/\S+/
              "#{out[line]} #{word}"
            else "#{word.strip}"
            end
          end
          @oldword=word if word =~/\S+/
        end
        x=out.join(spaces_indent).gsub(/\A\n+/m,'').insert(0,spaces_hang)
        z=[]
        x.split(/\n/).each do |y|
          y=y.gsub(/"/,'\"')
          y=%{"#{y}"}
          z << y
        end
        pot[i]=z.join("\n")
        i +=1
        pot
      end
      trans=(pot.length == 2) ? pot[1] : ''
      po_str=<<WOK
#. #{@po4a_identify_type} - #{@is_desc}
#: en/#{@md.fns}:#{PotNumber.new.num}
msgid ""
#{pot[0]}
msgstr ""
#{trans}
WOK
      po_str
    end
    def no_line_wrap_block
      pot,i=[],0
      pot_array=(@trans.empty?) ? [@orig] : [@orig,@trans]
      pot_array.each do |pa|
        z=[]
        pa.split(/\n\n/).each do |y|
          y=y.gsub(/"/,'\"')
          y=%{"#{y}"}
          z << y if not y.empty?
        end
        pot[i]=z.join("\n")
        i +=1
        pot
      end
      trans=(pot.length == 2) ? pot[1] : ''
      po_str=<<WOK
#. #{@po4a_identify_type} - #{@is_desc}
#: en/#{@md.fns}:#{PotNumber.new.num}
#, no-wrap
msgid ""
#{pot[0]}
msgstr ""
#{trans}
WOK
      po_str
    end
    def line_wrap_indent1
      @n_indent,@n_hang=2,2
      line_wrap
    end
    def line_wrap_endnote
      @n_indent,@n_hang=4,2
      line_wrap
    end
    def array_wrap
      if @orig.is_a?(Array)
        @arr=[]
        @orig.each do |line|
          @arr << SiSU_TextUtils::Wrap.new(line,@n_char_max,@n_indent,@n_hang).line_wrap
        end
      end
      @arr
    end
  end
  class HeaderScan
    def initialize(md,para)
      @md,@p=md,para
    end
    def extract(tag,tag_content,type,attrib)
      if dc_tag \
      and dc_content
        [dc_tag,dc_content,{dc_tag=>dc_content}]
      else nil
      end
    end
    def header(tag,tag_content,type='',attrib='') #this will break stuff and must be tested thoroughly 20060825
      @tag,@tag_content,@type,@attrib=tag,tag_content,type,attrib
      def label #element
        @tag
      end
      def type
        @type
      end
      def text
        @tag_content
      end
      def info  #element text
        @tag_content
      end
      def attribute
        @attrib
      end
      def element
        @tag
      end
      def attrib
        @attrib
      end
      def el
        @tag
      end
      self
    end
    def start_is_match
      case @p
      when /^#{Mx[:meta_o]}(title)#{Mx[:meta_c]}\s*(.+?)$/                      then header($1,@md.title.full,'meta','dc') #dc 1
      when /^#{Mx[:meta_o]}(creator|author)#{Mx[:meta_c]}\s*(.+?)$/             then header('creator',$2,'meta','dc')    #dc 2
      when /^#{Mx[:meta_o]}(subject)#{Mx[:meta_c]}\s*(.+?)$/                    then header($1,$2,'meta','dc')           #dc 3
      when /^#{Mx[:meta_o]}(description)#{Mx[:meta_c]}\s*(.+?)$/                then header($1,$2,'meta','dc')           #dc 4
      when /^#{Mx[:meta_o]}(publisher)#{Mx[:meta_c]}\s*(.+?)$/                  then header($1,$2,'meta','dc')           #dc 5
      when /^#{Mx[:meta_o]}(contributor)#{Mx[:meta_c]}\s*(.+?)$/                then header($1,$2,'meta','dc')           #dc 6
      when /^#{Mx[:meta_o]}(date)#{Mx[:meta_c]}\s*(.+?)$/                       then header($1,$2,'meta','dc')           #dc 7
      when /^#{Mx[:meta_o]}(date\.created)#{Mx[:meta_c]}\s*(.+?)$/              then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(date\.issued)#{Mx[:meta_c]}\s*(.+?)$/               then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(date\.available)#{Mx[:meta_c]}\s*(.+?)$/            then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(date\.valid)#{Mx[:meta_c]}\s*(.+?)$/                then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(date\.modified)#{Mx[:meta_c]}\s*(.+?)$/             then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(type)#{Mx[:meta_c]}\s*(.+?)$/                       then header($1,$2,'meta','dc')           #dc 8
      when /^#{Mx[:meta_o]}(format)#{Mx[:meta_c]}\s*(.+?)$/                     then header($1,$2,'meta','dc')           #dc 9
      when /^#{Mx[:meta_o]}(identifier)#{Mx[:meta_c]}\s*(.+?)$/                 then header($1,$2,'meta','dc')           #dc 10
      when /^#{Mx[:meta_o]}(source)#{Mx[:meta_c]}\s*(.+?)$/                     then header($1,$2,'meta','dc')           #dc 11
      when /^#{Mx[:meta_o]}(language)#{Mx[:meta_c]}\s*(.+?)$/                   then header($1,$2,'meta','dc')           #dc 12
      when /^#{Mx[:meta_o]}(relation)#{Mx[:meta_c]}\s*(.+?)$/                   then header($1,$2,'meta','dc')           #dc 13
      when /^#{Mx[:meta_o]}(coverage)#{Mx[:meta_c]}\s*(.+?)$/                   then header($1,$2,'meta','dc')           #dc 14
      when /^#{Mx[:meta_o]}(rights)#{Mx[:meta_c]}\s*(.+?)$/                     then header($1,$2,'meta','dc')           #dc 15
      when /^#{Mx[:meta_o]}(keywords)#{Mx[:meta_c]}\s*(.+?)$/                   then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(copyright)#{Mx[:meta_c]}\s*(.+?)$/                  then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(translator|translated_by)#{Mx[:meta_c]}\s*(.+?)$/   then header('translator',$2)
      when /^#{Mx[:meta_o]}(illustrator|illustrated_by)#{Mx[:meta_c]}\s*(.+?)$/ then header('illustrator',$2)
      when /^#{Mx[:meta_o]}(prepared_by)#{Mx[:meta_c]}\s*(.+?)$/                then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(digitized_by)#{Mx[:meta_c]}\s*(.+?)$/               then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(comments?)#{Mx[:meta_c]}\s*(.+?)$/                  then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(abstract)#{Mx[:meta_c]}\s*(.+?)$/                   then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(tags?)#{Mx[:meta_c]}\s*(.+?)$/                      then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(catalogue)#{Mx[:meta_c]}\s*(.+?)$/                  then header($1,$2,'meta','extra')
      when /^#{Mx[:meta_o]}(class(?:ify)?_loc)#{Mx[:meta_c]}\s*(.+?)$/          then header('classify_loc',$2,'meta','extra')
      when /^#{Mx[:meta_o]}(class(?:ify)?_dewey)#{Mx[:meta_c]}\s*(.+?)$/        then header('classify_dewey',$2,'meta','extra')
      when /^#{Mx[:meta_o]}(class(?:ify)?_pg)#{Mx[:meta_c]}\s*(.+?)$/           then header('classify_pg',$2,'meta','extra')
      when /^#{Mx[:meta_o]}(class(?:ify)?_isbn)#{Mx[:meta_c]}\s*(.+?)$/         then header('classify_isbn',$2,'meta','extra')
      when /^#{Mx[:meta_o]}(toc|structure)#{Mx[:meta_c]}\s*(.+?)$/              then header('structure',$2,'process','instruct')
      when /^#{Mx[:meta_o]}(level|page|markup)#{Mx[:meta_c]}\s*(.+?)$/          then header('markup',$2,'process','instruct')
      when /^#{Mx[:meta_o]}(bold)#{Mx[:meta_c]}\s*(.+?)$/                       then header($1,$2,'process','instruct')
      when /^#{Mx[:meta_o]}(italics|itali[sz]e)#{Mx[:meta_c]}\s*(.+?)$/         then header('italicize',$2,'process','instruct')
      when /^#{Mx[:meta_o]}(vocabulary|wordlist)#{Mx[:meta_c]}\s*(.+?)$/        then header('vocabulary',$2,'process','instruct')
      when /^#{Mx[:meta_o]}(css|stylesheet)#{Mx[:meta_c]}\s*(.+?)$/             then header('css',$2,'process','instruct')
      when /^#{Mx[:meta_o]}(links)#{Mx[:meta_c]}\s*(.+?)$/                      then header($1,$2,'process','instruct')
      when /^#{Mx[:meta_o]}(prefix)#{Mx[:meta_c]}\s*(.+?)$/                     then header($1,$2,'process','instruct') #add a & b
      when /^#{Mx[:meta_o]}(suffix)#{Mx[:meta_c]}\s*(.+?)$/                     then header($1,$2,'process','instruct')
      when /^#{Mx[:meta_o]}(information)#{Mx[:meta_c]}\s*(.+?)$/                then header($1,$2,'process','instruct')
      when /^#{Mx[:meta_o]}(contact)#{Mx[:meta_c]}\s*(.+?)$/                    then header($1,$2,'process','instruct')
      when /^#{Mx[:meta_o]}(rcs|cvs)#{Mx[:meta_c]}\s*(.+?)$/                    then header('version',$2,'process','instruct')
      else nil
      end
    end
    def dublin
      (@p =~/^#{Mx[:meta_o]}\S+?#{Mx[:meta_c]}/) \
      ? start_is_match
      : nil
    end
    def meta
      (@p =~/^#{Mx[:meta_o]}\S+?#{Mx[:meta_c]}/) \
      ? start_is_match
      : nil
    end
  end
  class ParagraphNumber
    def initialize(paranum)
      @paranum=/(\d+)/m.match(paranum)[1]
    end
    def display
      @paranum.gsub(/(\d+)/,'#\1')
    end
  end
  class PotNumber
    @@n=0
    def initialize
      @@n +=2
    end
    def num
      @@n
    end
    def reset
      @@n=0
    end
  end
end
__END__