Class: SiSU_XHTML_EPUB2::Source::Toc

Inherits:
Object
  • Object
show all
Defined in:
lib/sisu/xhtml_epub2.rb

Direct Known Subclasses

ScrollHeadAndSegToc

Constant Summary collapse

@@seg_url = 
''
@@firstseg = 
nil

Instance Method Summary collapse

Constructor Details

#initialize(md = nil, data = '') ⇒ Toc

Returns a new instance of Toc.



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# File 'lib/sisu/xhtml_epub2.rb', line 205

def initialize(md=nil,data='')
  @md,@data=md,data
  @epub=SiSU_XHTML_EPUB2_Format::HeadInformation.new(@md)
  @tell=SiSU_Screen::Ansi.new(@md.opt.act[:color_state][:set]) if @md
  @make=SiSU_Env::ProcessingSettings.new(@md)
  @per=SiSU_XHTML_EPUB2_Persist::PersistTOC.new
end

Instance Method Details

#songsheet ⇒ Object

extracts toc for scroll & seg



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# File 'lib/sisu/xhtml_epub2.rb', line 212

def songsheet #extracts toc for scroll & seg
  begin
    if (@md.opt.act[:verbose][:set]==:on \
    || @md.opt.act[:verbose_plus][:set]==:on \
    || @md.opt.act[:maintenance][:set]==:on)
      SiSU_Screen::Ansi.new(
        @md.opt.act[:color_state][:set],
        'Toc'
      ).txt_grey
    end
    toc=nil
    @@firstseg=nil
    SiSU_XHTML_EPUB2_Persist::PersistTOC.new.persist_init
    md_opf_a_content,md_opf_a_spine,md_opf_a_guide=[],[],[]
    @nav_no=0
    @s_a_no,@s_b_no,@s_c_no,@s_d_no,@lv5_no,@lv6_no=0,0,0,0,0,0
    @per.ncx << @epub.toc_ncx.open #epub ncx navmap
    @per.ncx << @epub.toc_ncx.head_open << @epub.toc_ncx.head << @epub.toc_ncx.head_close
    @per.ncx << @epub.toc_ncx.doc_title << @epub.toc_ncx.doc_author
    @per.ncx << @epub.toc_ncx.navmap_open
    @per.opf << @epub.metadata_opf.package_open
    @per.opf << @epub.metadata_opf.metadata
    @per.opf << @epub.metadata_opf.manifest_open
    @per.seg << %{<div class="content">\n<div class="substance">}
    @per.scr << %{<div class="content">\n<div class="substance">}
    if defined? @md.make.cover_image \
    and @md.make.cover_image.is_a?(Hash) \
    and @md.make.cover_image[:cover] =~/\S+/
      md_opf_a_content << @epub.metadata_opf.manifest_cover_image_information(@md)
      md_opf_a_spine << @epub.metadata_opf.spine_cover_image
      md_opf_a_guide << @epub.metadata_opf.guide_cover_image
    end
    md_opf_a_content << @epub.metadata_opf.manifest_content_sisu_toc
    if @make.build.toc?
      md_opf_a_spine << @epub.metadata_opf.spine_sisu_toc
      md_opf_a_guide << @epub.metadata_opf.guide_sisu_toc
    end
    @ncxo=[false,false,false,false,false,false,false]
    @dob_toc2,@dob_toc3=nil,nil
    @ncx_cls=[]
    @level_a_first_occurrence=true
    @data.each do |dob|
      if dob.is==:heading \
      || dob.is==:heading_insert
        dob_toc=dob.dup
        toc=case dob_toc.ln
        when 0
          @s_a_no +=1
          lv_name='section_a' + @s_a_no.to_s
          @nav_no+=1
          @nav_no2=@nav_no
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[7]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[6]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[5]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[4]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[3]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[2]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[1]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[0]
          @ncxo[0],@ncxo[1],@ncxo[2],@ncxo[3],@ncxo[4],@ncxo[5],@ncxo[6],@ncxo[7]=
            true,  false,   false,   false,   false,   false,   false,   false
          @epub.sections(dob_toc,lv_name)
          if @level_a_first_occurrence \
          && @make.build.toc?
            @per.ncx << @epub.toc_ncx.navmap_sisu_toc(@nav_no) #epub ncx navmap, toc
            @nav_no+=1
            @level_a_first_occurrence=false
          end
          @per.ncx << @epub.toc_ncx.navpoint(dob_toc,@nav_no,lv_name) if dob_toc
          md_opf_a_content << @epub.metadata_opf.manifest_content(dob_toc,lv_name)
          md_opf_a_spine << @epub.metadata_opf.spine(dob_toc,lv_name)
          md_opf_a_guide << @epub.metadata_opf.guide(dob_toc,lv_name)
          SiSU_XHTML_EPUB2::Source::Toc.new(@md,dob_toc).level_0
        when 1
          @s_b_no +=1
          lv_name='section_b' + @s_b_no.to_s
          @nav_no+=1
          @nav_no2=@nav_no
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[7]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[6]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[5]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[4]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[3]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[2]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[1]
          @ncxo[1],@ncxo[2],@ncxo[3],@ncxo[4],@ncxo[5],@ncxo[6],@ncxo[7]=
            true,  false,   false,   false,   false,   false,   false
          @epub.sections(dob_toc,lv_name)
          @per.ncx << @epub.toc_ncx.navpoint(dob_toc,@nav_no,lv_name) if dob_toc
          md_opf_a_content << @epub.metadata_opf.manifest_content(dob_toc,lv_name)
          md_opf_a_spine << @epub.metadata_opf.spine(dob_toc,lv_name)
          md_opf_a_guide << @epub.metadata_opf.guide(dob_toc,lv_name)
          SiSU_XHTML_EPUB2::Source::Toc.new(@md,dob_toc).level_1
        when 2
          @s_c_no +=1
          lv_name='section_c' + @s_c_no.to_s
          @nav_no+=1
          @nav_no2=@nav_no
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[7]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[6]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[5]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[4]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[3]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[2]
          @ncxo[2],@ncxo[3],@ncxo[4],@ncxo[5],@ncxo[6],@ncxo[7]=
            true,  false,   false,   false,   false,   false
          @epub.sections(dob_toc,lv_name)
          @per.ncx << @epub.toc_ncx.navpoint(dob_toc,@nav_no,lv_name) if dob_toc
          md_opf_a_content << @epub.metadata_opf.manifest_content(dob_toc,lv_name)
          md_opf_a_spine << @epub.metadata_opf.spine(dob_toc,lv_name)
          md_opf_a_guide << @epub.metadata_opf.guide(dob_toc,lv_name)
          SiSU_XHTML_EPUB2::Source::Toc.new(@md,dob_toc).level_2
        when 3
          @s_d_no +=1
          lv_name='section_d' + @s_d_no.to_s
          @nav_no+=1
          @nav_no3=@nav_no
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[7]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[6]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[5]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[4]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[3]
          @ncxo[3],@ncxo[4],@ncxo[5],@ncxo[6],@ncxo[7]=
            true,  false,   false,   false,   false
          @epub.sections(dob_toc,lv_name)
          @per.ncx << @epub.toc_ncx.navpoint(dob_toc,@nav_no,lv_name) if dob_toc
          md_opf_a_content << @epub.metadata_opf.manifest_content(dob_toc,lv_name)
          md_opf_a_spine << @epub.metadata_opf.spine(dob_toc,lv_name)
          md_opf_a_guide << @epub.metadata_opf.guide(dob_toc,lv_name)
          SiSU_XHTML_EPUB2::Source::Toc.new(@md,dob_toc).level_3
        when 4
          @ncx_cls=[]
          lv_name=dob_toc.name
          @nav_no+=1
          @dob_name=dob.name
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[7]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[6]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[5]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[4]
          @ncxo[4],@ncxo[5],@ncxo[6],@ncxo[7]=
            true,  false,   false,   false
          @per.ncx << @epub.toc_ncx.navpoint(dob_toc,@nav_no,lv_name) if dob_toc
          md_opf_a_content << @epub.metadata_opf.manifest_content(dob_toc,lv_name)
          md_opf_a_spine << @epub.metadata_opf.spine(dob_toc,lv_name)
          md_opf_a_guide << @epub.metadata_opf.guide(dob_toc,lv_name)
          SiSU_XHTML_EPUB2::Source::Toc.new(@md,dob_toc).level_4
        when 5
          @ncx_cls=[]
          hashtag='#o' + dob_toc.ocn.to_s
          lv_name=@dob_name
          @nav_no+=1
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[7]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[6]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[5]
          @ncxo[5],@ncxo[6],@ncxo[7]=
            true,  false, false
          @per.ncx << @epub.toc_ncx.navpoint(dob_toc,@nav_no,lv_name,hashtag) if dob_toc
          md_opf_a_content << @epub.metadata_opf.manifest_content(dob_toc,lv_name,hashtag)
          md_opf_a_spine << @epub.metadata_opf.spine(dob_toc,lv_name,hashtag)
          md_opf_a_guide << @epub.metadata_opf.guide(dob_toc,lv_name,hashtag)
          SiSU_XHTML_EPUB2::Source::Toc.new(@md,dob_toc).level_5
        when 6
          @ncx_cls=[]
          hashtag='#o' + dob_toc.ocn.to_s
          lv_name=@dob_name
          @nav_no+=1
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[7]
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[6]
          @ncxo[6],@ncxo[7]=
            true,  false
          @per.ncx << @epub.toc_ncx.navpoint(dob_toc,@nav_no,lv_name,hashtag) if dob_toc
          md_opf_a_content << @epub.metadata_opf.manifest_content(dob_toc,lv_name,hashtag)
          md_opf_a_spine << @epub.metadata_opf.spine(dob_toc,lv_name,hashtag)
          md_opf_a_guide << @epub.metadata_opf.guide(dob_toc,lv_name,hashtag)
          SiSU_XHTML_EPUB2::Source::Toc.new(@md,dob_toc).level_6
        when 7
          @ncx_cls=[]
          hashtag='#o' + dob_toc.ocn.to_s
          lv_name=@dob_name
          @nav_no+=1
          @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[7]
          @ncxo[7]=true
          @per.ncx << @epub.toc_ncx.navpoint(dob_toc,@nav_no,lv_name,hashtag) if dob_toc
          md_opf_a_content << @epub.metadata_opf.manifest_content(dob_toc,lv_name,hashtag)
          md_opf_a_spine << @epub.metadata_opf.spine(dob_toc,lv_name,hashtag)
          md_opf_a_guide << @epub.metadata_opf.guide(dob_toc,lv_name,hashtag)
          SiSU_XHTML_EPUB2::Source::Toc.new(@md,dob_toc).level_7
        else nil
        end
        toc.each do |k,d|
          d.gsub!(/(?:#{Mx[:en_a_o]}.+?#{Mx[:en_a_c]}|#{Mx[:en_b_o]}.+?#{Mx[:en_b_c]})\s*/m,' ')
        end if toc
        if @@firstseg.nil? \
        and dob.ln==4 \
        and dob.name =~/\S+/
          @@firstseg=dob.name
        end
        if toc
          begin
            @per.seg << toc[:seg]
            @per.scr << toc[:seg]
          rescue
            SiSU_Errors::Rescued.new($!,$@,@md.opt.selections.str,@md.fns).location do
              __LINE__.to_s + ':' + __FILE__
            end
          end
        end
      end
    end
    @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[6]
    @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[5]
    @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[4]
    @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[3]
    @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[2]
    @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[1]
    @per.ncx << @epub.toc_ncx.navpoint_close if @ncxo[0]
    @ncxo[0],@ncxo[1],@ncxo[2],@ncxo[3],@ncxo[4],@ncxo[5],@ncxo[6]=false,false,false,false,false,false,false
    md_opf_a_content << @epub.metadata_opf.manifest_images(@md.ec[:image])
    @per.seg << "</div>\n</div>"
    @per.scr << "</div>\n</div>"
    @per.ncx << @epub.toc_ncx.navmap_close
    @per.ncx << @epub.toc_ncx.close
    @per.opf << md_opf_a_content << @epub.metadata_opf.manifest_close
    @per.opf << @epub.metadata_opf.spine_open << md_opf_a_spine << @epub.metadata_opf.spine_close
    @per.opf << @epub.metadata_opf.guide_open << md_opf_a_guide << @epub.metadata_opf.guide_close
    @per.opf << @epub.metadata_opf.package_close
    @per.opf=@per.opf.flatten
    SiSU_XHTML_EPUB2::Source::Output.new(@md,@per.opf).epub_metadata_opf
    SiSU_XHTML_EPUB2::Source::Output.new(@md,@per.ncx).epub_toc_ncx
    @md.firstseg=@@firstseg
    @per
  ensure
    SiSU_XHTML_EPUB2_Persist::Persist.new.persist_init
  end
end