Update allejo/jekyll-toc to v1.0.14

_includes/toc.html

@@ -1,6 +1,30 @@
 {% capture tocWorkspace %}
  {% comment %}
- Version 1.0.8
+ Copyright (c) 2017 Vladimir "allejo" Jimenez
+
+ Permission is hereby granted, free of charge, to any person
+ obtaining a copy of this software and associated documentation
+ files (the "Software"), to deal in the Software without
+ restriction, including without limitation the rights to use,
+ copy, modify, merge, publish, distribute, sublicense, and/or sell
+ copies of the Software, and to permit persons to whom the
+ Software is furnished to do so, subject to the following
+ conditions:
+
+ The above copyright notice and this permission notice shall be
+ included in all copies or substantial portions of the Software.
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ {% endcomment %}
+ {% comment %}
+ Version 1.0.14
  https://github.com/allejo/jekyll-toc
 
  "...like all things liquid - where there's a will, and ~36 hours to spare, there's usually a/some way" ~jaybe
@@ -12,15 +36,17 @@
  * html (string) - the HTML of compiled markdown generated by kramdown in Jekyll
 
  Optional Parameters:
- * sanitize (bool) : false - when set to true, the headers will be stripped of any HTML in the TOC
- * class (string) : '' - a CSS class assigned to the TOC
- * id (string) : '' - an ID to assigned to the TOC
- * h_min (int) : 1 - the minimum TOC header level to use; any header lower than this value will be ignored
- * h_max (int) : 6 - the maximum TOC header level to use; any header greater than this value will be ignored
- * ordered (bool) : false - when set to true, an ordered list will be outputted instead of an unordered list
- * item_class (string) : '' - add custom class(es) for each list item; has support for '%level%' placeholder, which is the current heading level
- * baseurl (string) : '' - add a base url to the TOC links for when your TOC is on another page than the actual content
- * anchor_class (string) : '' - add custom class(es) for each anchor element
+ * sanitize (bool) : false - when set to true, the headers will be stripped of any HTML in the TOC
+ * class (string) : '' - a CSS class assigned to the TOC
+ * id (string) : '' - an ID to assigned to the TOC
+ * h_min (int) : 1 - the minimum TOC header level to use; any header lower than this value will be ignored
+ * h_max (int) : 6 - the maximum TOC header level to use; any header greater than this value will be ignored
+ * ordered (bool) : false - when set to true, an ordered list will be outputted instead of an unordered list
+ * item_class (string) : '' - add custom class(es) for each list item; has support for '%level%' placeholder, which is the current heading level
+ * submenu_class (string) : '' - add custom class(es) for each child group of headings; has support for '%level%' placeholder which is the current "submenu" heading level
+ * baseurl (string) : '' - add a base url to the TOC links for when your TOC is on another page than the actual content
+ * anchor_class (string) : '' - add custom class(es) for each anchor element
+ * skipNoIDs (bool) : false - skip headers that do not have an `id` attribute
 
  Output:
  An ordered or unordered list representing the table of contents of a markdown block. This snippet will only
@@ -29,10 +55,12 @@
 
  {% capture my_toc %}{% endcapture %}
  {% assign orderedList = include.ordered | default: false %}
+ {% assign skipNoIDs = include.skipNoIDs | default: false %}
  {% assign minHeader = include.h_min | default: 1 %}
  {% assign maxHeader = include.h_max | default: 6 %}
  {% assign nodes = include.html | split: '<h' %}
  {% assign firstHeader = true %}
+ {% assign previousLevel = 0 %}
 
  {% capture listModifier %}{% if orderedList %}1.{% else %}-{% endif %}{% endcapture %}
 
@@ -47,12 +75,6 @@
  {% continue %}
  {% endif %}
 
- {% if firstHeader %}
- {% assign firstHeader = false %}
- {% assign minHeader = headerLevel %}
- {% endif %}
-
- {% assign indentAmount = headerLevel | minus: minHeader %}
  {% assign _workspace = node | split: '</h' %}
 
  {% assign _idWorkspace = _workspace[0] | split: 'id="' %}
@@ -67,24 +89,57 @@
  {% continue %}
  {% endif %}
 
+ {% if firstHeader %}
+ {% assign firstHeader = false %}
+ {% assign minHeader = headerLevel %}
+ {% endif %}
+
  {% capture _hAttrToStrip %}{{ _workspace[0] | split: '>' | first }}>{% endcapture %}
  {% assign header = _workspace[0] | replace: _hAttrToStrip, '' %}
 
+ {% assign indentAmount = headerLevel | minus: minHeader %}
  {% assign space = '' %}
  {% for i in (1..indentAmount) %}
  {% assign space = space | prepend: ' ' %}
  {% endfor %}
 
- {% unless include.item_class == blank %}
+ {% if include.item_class and include.item_class != blank %}
  {% capture listItemClass %}{:.{{ include.item_class | replace: '%level%', headerLevel }}}{% endcapture %}
- {% endunless %}
+ {% endif %}
+
+ {% capture anchor_body %}{% if include.sanitize %}{{ header | strip_html }}{% else %}{{ header }}{% endif %}{% endcapture %}
+ {% capture anchor_body %}{{ anchor_body | replace: "|", "\|" }}{% endcapture %}
+
+ {% if html_id %}
+ {% capture list_item %}[{{ anchor_body }}]({% if include.baseurl %}{{ include.baseurl }}{% endif %}#{{ html_id }}){% endcapture %}
+ {% elsif skipNoIDs == true %}
+ {% continue %}
+ {% else %}
+ {% capture list_item %}{{ anchor_body }}{% endcapture %}
+ {% endif %}
+
+ <!--
+ If we have a submenu class and we're unindenting, then we need to add a "closing" class to this group of bullet
+ points
+ -->
+ {% if include.submenu_class and previousLevel > indentAmount %}
+ <!--
+ `space` is the current indentation, so we if want to close off the previous grouping, we need to add one
+ more level of indentation 
+ -->
+ {% assign submenuIndentation = space | prepend: ' ' %}
+
+ {% capture my_toc %}{{ my_toc }}
+{{ submenuIndentation }}{:.{{ include.submenu_class | replace: '%level%', previousLevel }}}{% endcapture %}
+ {% endif %}
 
- {% capture heading_body %}{% if include.sanitize %}{{ header | strip_html }}{% else %}{{ header }}{% endif %}{% endcapture %}
  {% capture my_toc %}{{ my_toc }}
-{{ space }}{{ listModifier }} {{ listItemClass }} [{{ heading_body | replace: "|", "\|" }}]({% if include.baseurl %}{{ include.baseurl }}{% endif %}#{{ html_id }}){% if include.anchor_class %}{:.{{ include.anchor_class }}}{% endif %}{% endcapture %}
+{{ space }}{{ listModifier }} {{ listItemClass }} {{ list_item }}{% if include.anchor_class %}{:.{{ include.anchor_class }}}{% endif %}{% endcapture %}
+
+ {% assign previousLevel = indentAmount %}
  {% endfor %}
 
- {% if include.class %}
+ {% if include.class and include.class != blank %}
  {% capture my_toc %}{:.{{ include.class }}}
 {{ my_toc | lstrip }}{% endcapture %}
  {% endif %}
@@ -93,4 +148,23 @@
  {% capture my_toc %}{: #{{ include.id }}}
 {{ my_toc | lstrip }}{% endcapture %}
  {% endif %}
+
+ <!--
+ If we have a submenu class, we need to close off all the remaining list item groups so that submenu classes are
+ applied correctly to them
+ -->
+ {% if include.submenu_class != blank %}
+ <!-- The last level of indentation that we were at, we need to work backwards from there closing each group -->
+ {% for i in (1..previousLevel) %}
+ {% assign lvl = previousLevel | plus: 1 | minus: i %} <!-- Invert the indent level based on `i` -->
+ {% assign closingSpace = '' %}
+
+ {% for i in (1..lvl) %}
+ {% assign closingSpace = closingSpace | prepend: ' ' %}
+ {% endfor %}
+
+ {% capture my_toc %}{{ my_toc }}
+{{ closingSpace }}{:.{{ include.submenu_class | replace: '%level%', lvl }}}{% endcapture %}
+ {% endfor %}
+ {% endif %}
 {% endcapture %}{% assign tocWorkspace = '' %}{{ my_toc | markdownify | strip }}