citedown.rb in jekyll-zettel-0.7.2

- old
+ new

@@ -3,14 +3,21 @@
     # Kramdown Parser mit inline Zitationen
     class Citedown < Kramdown
 
       def initialize(source, options)
         super
-        @citeproc = Jekyll.sites[0].config['citeproc']
-        @references = Jekyll.sites[0].data['references']
-        @zettel = Jekyll.sites[0].data['zettelkasten']
-        @span_parsers.unshift(:citation)
+        site = Jekyll.sites[0]
+
+        @citeproc = site.config['citeproc']
+        @references = site.data['references']
+        @keywords = site.data['aliases']
+        @zettel = site.data['zettelkasten']
+
+        @span_parsers.unshift(:citation, :keyword)
+
+        # So geht’s mit <i>, <b>, <em> und <strong> weiter
+        # @span_parsers.delete(:emphasis)
       end
 
       CITATION = /\[@([\w,:]+)(;\s*(.*))?\]/.freeze
 
       def parse_citation
@@ -21,32 +28,60 @@
         note = @src[3]
 
         if @references.key?(cite_key)
           add_citation(cite_key, note, start_line_number)
         else
-          add_error(cite_key)
+          log_warning('cite-key', cite_key)
         end
       end
 
       def add_citation(cite_key, note, start_line_number)
         citation = @citeproc.render :citation, id: cite_key, locator: note, label: :note
         attributes = {
           'href' => "/zettel/#{@references[cite_key]['id']}/",
-          'title' => @zettel[@references[cite_key]['id']]['description'],
-          'style' => 'box-shadow: initial; border: none;'
+          'title' => @zettel[@references[cite_key]['id']]['title'],
+          'class' => 'citation'
         }
         link = Element.new(:a, nil, attributes, location: start_line_number)
 
         link.children << Element.new(:raw, "<sup>#{citation}</sup>")
         @tree.children << link
       end
 
-      def add_error(cite_key)
-        Jekyll.logger.warn 'Zettel:', "Missing entry for cite-key @#{cite_key}"
-        @tree.children << Element.new(:raw, "<span class=\"error\">Missing entry for cite-key @#{cite_key}</span>")
+      define_parser(:citation, CITATION, '\[@')
+
+      KEYWORD = /\[#([\w]+)\]/.freeze
+
+      def parse_keyword
+        start_line_number = @src.current_line_number
+        @src.pos += @src.matched_size
+
+        keyword = @src[1]
+        if @keywords.key?(keyword)
+          add_keyword(keyword, start_line_number)
+        else
+          log_warning('keyword', keyword)
+        end
       end
 
-      define_parser(:citation, CITATION, '\[@')
+      def add_keyword(keyword, start_line_number)
+        attributes = {
+          'href' => "/glosse/#{@keywords[keyword]['slug']}/",
+          'title' => @keywords[keyword]['tag'],
+          'class' => 'keyword'
+        }
+        link = Element.new(:a, nil, attributes, location: start_line_number)
+
+        link.children << Element.new(:raw, keyword)
+        @tree.children << link
+      end
+
+      define_parser(:keyword, KEYWORD, '\[#')
+
+      def log_warning(catalog, entry)
+        Jekyll.logger.warn 'Zettel:', "Missing entry for #{catalog} `#{entry}`"
+        @tree.children << Element.new(:raw, "<span class=\"error\">Missing entry for #{catalog} `#{entry}`</span>")
+      end
 
     end
   end
 end
 # options => {