v4 v5: dal, collapsed levels implementedsisu_4.2.8

* convenience, collapse sisu's dual level document structure for output of
  markup with straight linear structure

1 files changed, 24 insertions, 1 deletions

diff --git a/lib/sisu/v4/dal_doc_str.rb b/lib/sisu/v4/dal_doc_str.rb
index 552163a2..8a177569 100644
--- a/lib/sisu/v4/dal_doc_str.rb
+++ b/lib/sisu/v4/dal_doc_str.rb
@@ -802,6 +802,7 @@ module SiSU_DAL_DocumentStructureExtract
       node=ocn=ocn_dv=ocn_sp=ocnh=ocnh1=ocnh2=ocnh3=ocnh4=ocnh5=ocnh6=ocno=ocnp=ocnt=ocnc=ocng=ocni=ocnu=0 # h heading, o other, t table, g group, i image
       regex_exclude_ocn_and_node = /#{Rx[:meta]}|^@\S+?:\s|^4~endnotes|^#{Mx[:lv_o]}4:endnotes#{Mx[:lv_c]}|^\^~ |<:e[:_]\d+?>|^<:\#|<:- |<[:!]!4|<hr width|#{Mx[:br_endnotes]}|\A\s*\Z/mi #ocn here #&nbsp; added with Tune.code #¡
       parent=node1=node2=node3=node4=node5=node6=nil
+      @collapsed_lv1=1
       data.each do |dob|
         h={}
         if (dob.obj !~ regex_exclude_ocn_and_node || dob.is==:code) \
@@ -839,81 +840,103 @@ module SiSU_DAL_DocumentStructureExtract
               if ln==1 \
               or ln=~@md.lv1; ocnh1+=1                     #heading
                 node1="1:#{ocnh1};#{ocn}"
+                @collapsed_lv1=1
+                collapsed_level=@collapsed_lv1
                 node,ocn_sp,parent=node1,"h#{ocnh}",0 #FIX
               elsif ln==2 \
               or ln=~@md.lv2; ocnh2+=1
                 node2="2:#{ocnh2};#{ocn}"
                 parent=if node1
+                  @collapsed_lv2=@collapsed_lv1+1
                   node1
                 else
                   0
                 end
+                collapsed_level=@collapsed_lv2
                 node,ocn_sp=node2,"h#{ocnh}"
               elsif ln==3 \
               or ln=~@md.lv3; ocnh3+=1
                 node3="3:#{ocnh3};#{ocn}"
                 parent=if node2
+                  @collapsed_lv3=@collapsed_lv2+1
                   node2
                 elsif node1
                   puts "warning, incorrect parent or node level, parent is :A~ parent should be :B~ else this node should be :B~ rather than :C~" unless @md.opt.cmd=~/q/
+                  @collapsed_lv3=@collapsed_lv1+1
                   node1
                 else
                   puts "warning, incorrect node and or parent level" unless @md.opt.cmd=~/q/
                   0
                 end
+                collapsed_level=@collapsed_lv3
                 node,ocn_sp=node3,"h#{ocnh}"
               elsif ln==4 \
               or ln=~@md.lv4; ocnh4+=1
                 node4="4:#{ocnh4};#{ocn}"
                 parent=if node3
+                  @collapsed_lv4=@collapsed_lv3+1
                   node3
                 elsif node2
+                  @collapsed_lv4=@collapsed_lv2+1
                   node2
                 elsif node1
+                  @collapsed_lv4=@collapsed_lv1+1
                   node1
                 else
                   puts "warning, incorrect node and or parent level" unless @md.opt.cmd=~/q/
                   0
                 end
+                collapsed_level=@collapsed_lv4
                 node,ocn_sp=node4,"h#{ocnh}"
               elsif ln==5 \
               or ln=~@md.lv5; ocnh5+=1
                 node5="5:#{ocnh5};#{ocn}"
                 parent=if node4
+                  @collapsed_lv5=@collapsed_lv4+1
                   node4
                 elsif node3
                   puts "warning, incorrect node and or parent level" unless @md.opt.cmd=~/q/
+                  @collapsed_lv5=@collapsed_lv3+1
                   node3
                 elsif node2
                   puts "warning, incorrect node and or parent level" unless @md.opt.cmd=~/q/
+                  @collapsed_lv5=@collapsed_lv2+1
                   node2
                 elsif node1
                   puts "warning, incorrect node and or parent level" unless @md.opt.cmd=~/q/
+                  @collapsed_lv5=@collapsed_lv1+1
                   node1
                 else
                   0
                 end
+                collapsed_level=@collapsed_lv5
                 node,ocn_sp=node5,"h#{ocnh}"
               elsif ln==6 \
               or ln=~@md.lv6; ocnh6+=1
                 node6="6:#{ocnh6};#{ocn}"
                 parent=if node5
+                  @collapsed_lv6=@collapsed_lv5+1
                   node5
                 elsif node4
                   puts "warning, incorrect parent or node level, parent is 4~ parent should be 5~ else this node should be 5~ rather than 6~" unless @md.opt.cmd=~/q/
+                  @collapsed_lv6=@collapsed_lv4+1
                   node4
                 elsif node3
                   puts "warning, incorrect node and or parent level" unless @md.opt.cmd=~/q/
+                  @collapsed_lv6=@collapsed_lv3+1
                   node3
                 elsif node2
                   puts "warning, incorrect node and or parent level" unless @md.opt.cmd=~/q/
+                  @collapsed_lv6=@collapsed_lv2+1
                   node2
                 elsif node1
                   puts "warning, incorrect node and or parent level" unless @md.opt.cmd=~/q/
+                  @collapsed_lv6=@collapsed_lv1+1
                   node1
                 else
                   0
                 end
+                collapsed_level=@collapsed_lv6
                 node,ocn_sp=node6,"h#{ocnh}"
               end
             else
@@ -938,7 +961,7 @@ module SiSU_DAL_DocumentStructureExtract
               end
             end
             if dob.is==:heading
-              dob.ln,dob.node,dob.ocn,dob.odv,dob.osp,dob.parent=ln,node,ocn,ocn_dv,ocn_sp,parent
+              dob.ln,dob.node,dob.ocn,dob.odv,dob.osp,dob.parent,dob.lc=ln,node,ocn,ocn_dv,ocn_sp,parent,collapsed_level
             else
               if dob.of !=:meta \
               && dob.of !=:comment \