Many things. Still not correct. Subject to change.

ebook.rb

@@ -10,6 +10,7 @@
     cfg['files'] = ["Plot-Widget.md"]
     #@doc = "/home/ccoupe/Projects/shoes3.wiki/chapter-8/Plot-Widget.md"
   end
+
   stack do
     flow do
       button "init ebook" do
@@ -18,61 +19,92 @@
         @ebook_dir_el.text = dir;
         cfg = {}
         cfg['doc_home'] = dir
-        #cfg['files'] = []
-        #cfg['chapters'] = []
+        cfg['nested'] = false
+        cfg['input_format'] = 'GFM'
+        cfg['toc'] = {}
         cfg['sections'] = {}
+
         if confirm "make .ebook directory at #{dir}"
           Dir.mkdir("#{dir}/.ebook") unless Dir.exist?("#{dir}/.ebook")
           Dir.mkdir("#{dir}/.ebook/images") unless Dir.exist? "#{dir}/.ebook/images"
-          #Dir.entries(dir).each do |e|
-          #  next if e[0] == '.'
-          #  #puts e
-          #  if File.directory?("#{dir}/#{e}")
-          #  cfg['chapters'] << e
-          #  end
-          #end
           Dir.chdir(cfg['doc_home']) do |d|
             dirname = File.basename(d)
-            cfg['sections'][dirname] = {dir: dirname, title: dirname, files: []}
-            Dir.glob("*/*.md") do |f|
+            #cfg['sections'][dirname] = {dir: dirname, title: dirname, files: []}
+            Dir.glob("**/*.md") do |f|
               flds = f.split('/')
-              if flds.size > 1 && cfg['sections'][flds[0]] == nil
+              if flds.size <= 1 
+                # special case for one level  documents.
+                if cfg['sections'][dirname] == nil
+                  cfg['sections'][dirname] = {dir: dirname, title: dirname, files: []}
+                end
+                fa = cfg['sections'][dirname][:files] 
+                fa << f unless f == '_Sidebar.md'
+                #puts "Special case: #{fa} in #{dirname}"
+              elsif flds.size > 1 && cfg['sections'][flds[0]] == nil
                 # create a new section
-                cfg['sections'][flds[0]] = 
-                puts "creating new section #{flds[0]}"
+                cfg['sections'][flds[0]] = flds[0]  
+                #puts "creating new section #{flds[0]}"
                 dirname = flds[0]
                 cfg['sections'][dirname] = {dir: dirname, title: dirname, files: []}
+                cfg['sections'][dirname][:files] << flds[-1] unless flds[-1] == '_Sidebar.md'
+              else
+                cfg['sections'][dirname][:files] << flds[-1] unless flds[-1] == '_Sidebar.md'
               end
-              cfg['sections'][dirname][:files] << flds[-1] unless flds[-1] == '_Sidebar.md'
-              #cfg['files'] << f unless File.basename(f) == "_Sidebar.md"
             end
           end
+          if confirm("You need to the select the Table of Contents document")
+            toc = ask_open_file
+            cfg['toc']['root'] = File.basename(toc)
+            cfg['toc']['files'] = []
+          end
+          cfg['nested'] = true if cfg['sections'].size > 1
+          # clean up on aisle 10 - remove toc document 
+          tocfn = cfg['toc']['root']
+          #puts "cleaning find #{tocfn}"
+          cfg['sections'].each do |sect, sect_hsh|
+            fa = sect_hsh[:files]
+            #puts "clean #{tocfn} from #{fa}"
+            fa.delete_if {|x| x == tocfn }
+          end
           File.open("#{dir}/.ebook/ebook.yaml", 'w') do |f|
             YAML.dump(cfg, f)
           end
         end
       end
+
       button "preprocess" do
         require 'kd-pre'
         @image_dirs = []
         @header_hash = {}
         @link_hash = {} 
+        @menu_list = []
         Dir.chdir(cfg["doc_home"]) do
           cfg['sections'].keys.each do |section|
-            #puts "using #{section}"
+            puts "using #{section}"
             #puts "  #{cfg['sections'][section]}"
             #puts "  #{cfg['sections'][section][:files]}"
+            @image_hash = {}
             cfg['sections'][section][:files].each do |fname|
               relpath = "#{cfg['sections'][section][:dir]}/#{fname}"
               #puts "In dir #{relpath}"
               d = File.dirname(relpath)
               f = File.basename(relpath)
-              @image_hash = {}
-              # find all the images
-              Dir.chdir(d) do 
-                # returns an array, not an object -
-                pre_doc = Kramdown::Document.new(File.read(f, encoding: "UTF-8"), {img_hash: @image_hash,
-                  hdr_hash: @header_hash, lnk_hash: @link_hash}).to_preprocess
+              #puts "relpath d: #{d}, f: #{f}"
+              # find all the images, headers, urls(links)
+              # Grr - special case a flat document directory
+              if cfg['nested'] 
+                Dir.chdir(d) do 
+                  # pre_doc is an array 
+                  pre_doc = Kramdown::Document.new(File.read(f, encoding: "UTF-8"),
+                    {img_hash: @image_hash, hdr_hash: @header_hash, lnk_hash: @link_hash,
+                      menu_list: @menu_list, input: cfg['input_format']
+                    }).to_preprocess
+                end
+              else 
+                pre_doc = Kramdown::Document.new(File.read(f, encoding: "UTF-8"),
+                    {img_hash: @image_hash, hdr_hash: @header_hash, lnk_hash: @link_hash,
+                       menu_list: @menu_list, input: cfg['input_format']
+                    }).to_preprocess
               end
               Dir.chdir(".ebook/images") do
                 here = Dir.getwd
@@ -82,42 +114,78 @@
                       Dir.mkdir(d) if !Dir.exists?(d)
                       download k, save: "#{d}/#{v}"
                       @err_box.append("downloaded #{d}/#{v} <- #{k}\n")
-
                     else
-                      break
+                      break # need break out of the outer loop! 
                     end
                   end
                 end
               end
             end
+            foo = cfg['sections'][section]['images'] = @image_hash
+            #puts "images: #{foo.inspect}"
           end
         end
-        cfg['images'] = @image_hash
+        # follow the TOC document  and all the parts it has
+        puts "menu_list: #{@menu_list.uniq.sort}"
+        cfg['toc']['files'] = @menu_list.uniq
+        #cfg['images'] = @image_hash
         cfg['headers'] = @header_hash
         cfg['links'] = @link_hash
         # rewrite the ebook.yaml 
         File.open("#{cfg['doc_home']}/.ebook/ebook.yaml", 'w') do |f|
           YAML.dump(cfg, f)
         end
-        #puts "images: #{@image_hash}"
-        #puts "headers: #{@header_hash}"
-        #puts "links: #{@link_hash}"
       end
 
+
       button "render" do
+        # this should just require the file that will be the ebook.rb copied/called
+        # place of Shoes.rb in the end app. Not anywhere near that.
+        # needs to be guided by the toc order (which we don't have yet)
         require 'kd-render'
-        if cfg['chapters'] == nil
-
-        end
-        cfg['files'].each do |relpath|
-
-          render_doc = Kramdown::Document.new(File.read(@doc), 
-            { :syntax_highlighter => "rouge",
-              :syntax_highlighter_opts => { css_class: false, line_numbers: false, inline_theme: "github" }
-            }
-          ).to_shoes
-          rendering(render_doc)
+        if cfg['nested']
+           cfg['sections'].each do |section, section_hash|
+            section_hash[:files].each do |fl|
+              #puts "render document #{fl}"
+              #para "document #{fl}"
+              docpath = File.join(cfg['doc_home'], section_hash[:dir], fl)
+              puts "deep render #{docpath}"
+              render_doc = Kramdown::Document.new(File.read(docpath), 
+                { :syntax_highlighter => "rouge",
+                  :syntax_highlighter_opts => { css_class: false, line_numbers: false, inline_theme: "github" },
+                 input: cfg['input_format']
+                }
+              ).to_shoes
+            rendering(render_doc)
+            end
+          end
+        else
+          # flat dir of md
+          cfg['sections'].each do |section, section_hash|
+            section_hash[:files].each do |fl|
+              #puts "render document #{fl}"
+              #para "document #{fl}"
+              docpath = File.join(cfg['doc_home'], fl)
+              puts "flat render #{docpath}"
+              render_doc = Kramdown::Document.new(File.read(docpath), 
+                { :syntax_highlighter => "rouge",
+                  :syntax_highlighter_opts => { css_class: false, line_numbers: false, inline_theme: "github" },
+                 input: 'GFM', gfm_quirks: ['hard_wrap'], 
+                }
+              ).to_shoes
+            rendering(render_doc)
+            end
+          end
         end
+        #cfg['files'].each do |relpath|
+        #  render_doc = Kramdown::Document.new(File.read(@doc), 
+        #    { :syntax_highlighter => "rouge",
+        #      :syntax_highlighter_opts => { css_class: false, line_numbers: false, inline_theme: "github" },
+        #      input: 'GFM'
+        #    }
+        #  ).to_shoes
+        #  rendering(render_doc)
+        #end
       end
     end
     @ebook_dir_el = edit_line width: 400

kd-pre.rb

@@ -14,6 +14,8 @@ def initialize(root, options)
             @image_hash = options[:img_hash]
             @header_hash = options[:hdr_hash]
             @link_hash = options[:lnk_hash]
+            @menu_list = options[:menu_list]
+            #@section = options[:chapter]
             #puts "setting up @image_hash #{@image_hash.inspect}"
           end
           super
@@ -57,6 +59,12 @@ def convert_html_element(el)
 
       def convert_text(el)
         #%{para("#{el.value}", :margin_left => 0, :margin_right => 0)}
+        dblbracket = el.value[/\[\[(.*)\]\]/]
+        if dblbracket
+          menu = dblbracket[2..-3].gsub(' ', '-')
+          @menu_list << "#{menu}.md"
+          puts "LINK: #{menu}" 
+        end
       end
 
       def convert_header(el)
@@ -95,13 +103,12 @@ def convert_smart_quote(el)
       end
 
       def convert_a(el)
-        #puts "anchor: #{el.inspect}"
         results = []
         el.children.each do |inner_el|
           results << inner_el.value if inner_el.type.eql?(:text)
         end
-        @link_hash[results.join] = el.attr['href']
         #%[para(link("#{results.join}") { open_url("#{el.attr['href']}") }, :margin_left => 0, :margin_right => 0)]
+        return nil
       end
 
       # TODO: syntax highlight not working (no errors - just doesn't return anything)
@@ -125,8 +132,15 @@ def convert_img(el)
         url = el.attr['src']
         ext = File.extname(url);
         hsh = @image_hash
-        #puts "#{el.attr['src']} -> #{el.attr['alt']}#{ext} for #{hsh}"
-        hsh[url] = "#{el.attr['alt']}#{ext}"
+        fname = "#{el.attr['alt']}#{ext}"
+        fname.gsub!(' ', '-');
+        #puts "alt tag: #{fname}"
+        if !fname || fname[0] == '.' # start of extension 
+          # someone didn't put an alt tag like they were supposed to do. 
+          fname = File.basename(url)
+          #puts "missing alt - using #{fname}"
+        end
+        hsh[url] = fname
       end
 
       def convert_typographic_sym(el)

kd-render.rb

@@ -146,6 +146,23 @@ def convert_em(el)
         %[para '-']
       end
 
+      # TODO: fix these in kd-render
+      def convert_br(el)
+      end
+
+      def convert_blockquote(el)
+      end
+
+      def convert_table(el)
+      end
+
+      def convert_ol(el)
+      end
+
+      def convert_html_element(el)
+      end
+
+
       def syntax_highlighter(converter, text, lang, type)
         opts = converter.options[:syntax_highlighter_opts].dup
         lexer = ::Rouge::Lexer.find_fancy(lang || opts[:default_lang], text)