mvp-tema-i18n (#9), menus (#10): iniciado _plugins/jekyll-i18n-api.rb

_plugins/jekyll-i18n-api.rb

@@ -0,0 +1,52 @@
+# THIS IS AN DRAFT. Ignore it now. (Emerson Rocha, 2021-05-16)
+#
+# https://jekyllrb.com/docs/plugins/generators/
+
+module SamplePlugin
+    class CategoryPageGenerator < Jekyll::Generator
+      safe true
+
+      def generate(site)
+        site.categories.each do |category, posts|
+          site.pages << CategoryPage.new(site, category, posts)
+        end
+      end
+    end
+
+    # Subclass of `Jekyll::Page` with custom method definitions.
+    class CategoryPage < Jekyll::Page
+      def initialize(site, category, posts)
+        @site = site             # the current site instance.
+        @base = site.source      # path to the source directory.
+        @dir  = category         # the directory the page will reside in.
+
+        # All pages have the same filename, so define attributes straight away.
+        @basename = 'index'      # filename without the extension.
+        @ext      = '.html'      # the extension.
+        @name     = 'index.html' # basically @basename + @ext.
+
+        # Initialize data hash with a key pointing to all posts under current category.
+        # This allows accessing the list in a template via `page.linked_docs`.
+        @data = {
+          'linked_docs' => posts
+        }
+
+        # Look up front matter defaults scoped to type `categories`, if given key
+        # doesn't exist in the `data` hash.
+        data.default_proc = proc do |_, key|
+          site.frontmatter_defaults.find(relative_path, :categories, key)
+        end
+      end
+
+      # Placeholders that are used in constructing page URL.
+      def url_placeholders
+        {
+          :category   => @dir,
+          :basename   => basename,
+          :output_ext => output_ext,
+        }
+      end
+    end
+  end
+
+#   Liquid::Template.register_filter(Jekyll::DataPageLinkGenerator)