diff --git a/_includes/anchor_headings.html b/_includes/anchor_headings.html new file mode 100644 index 00000000..8126b251 --- /dev/null +++ b/_includes/anchor_headings.html @@ -0,0 +1,109 @@ +{% capture headingsWorkspace %} +{% comment %} + Version 1.0.5 + https://github.com/allejo/jekyll-anchor-headings + + "Be the pull request you wish to see in the world." ~Ben Balter + + Usage: + {% include anchor_headings.html html=content %} + + Parameters: + * html (string) - the HTML of compiled markdown generated by kramdown in Jekyll + + Optional Parameters: + * beforeHeading (bool) : false - Set to true if the anchor should be placed _before_ the heading's content + * anchorAttrs (string) : '' - Any custom HTML attributes that will be added to the `` tag; you may NOT use `href`, `class` or `title` + * anchorBody (string) : '' - The content that will be placed inside the anchor; the `%heading%` placeholder is available + * anchorClass (string) : '' - The class(es) that will be used for each anchor. Separate multiple classes with a space + * anchorTitle (string) : '' - The `title` attribute that will be used for anchors + * h_min (int) : 1 - The minimum header level to build an anchor for; any header lower than this value will be ignored + * h_max (int) : 6 - The maximum header level to build an anchor for; any header greater than this value will be ignored + * bodyPrefix (string) : '' - Anything that should be inserted inside of the heading tag _before_ its anchor and content + * bodySuffix (string) : '' - Anything that should be inserted inside of the heading tag _after_ its anchor and content + + Output: + The original HTML with the addition of anchors inside of all of the h1-h6 headings. +{% endcomment %} + +{% assign minHeader = include.h_min | default: 1 %} +{% assign maxHeader = include.h_max | default: 6 %} +{% assign beforeHeading = include.beforeHeading %} +{% assign nodes = include.html | split: ' + {% if headerLevel == 0 %} + + {% assign firstChunk = node | split: '>' | first %} + + + {% unless firstChunk contains '<' %} + {% capture node %}' | first }}>{% endcapture %} + {% assign header = _workspace[0] | replace: _hAttrToStrip, '' %} + + + {% capture anchor %}{% endcapture %} + + {% if html_id and headerLevel >= minHeader and headerLevel <= maxHeader %} + {% capture anchor %}href="#{{ html_id }}"{% endcapture %} + + {% if include.anchorClass %} + {% capture anchor %}{{ anchor }} class="{{ include.anchorClass }}"{% endcapture %} + {% endif %} + + {% if include.anchorTitle %} + {% capture anchor %}{{ anchor }} title="{{ include.anchorTitle | replace: '%heading%', header }}"{% endcapture %} + {% endif %} + + {% if include.anchorAttrs %} + {% capture anchor %}{{ anchor }} {{ include.anchorAttrs }}{% endcapture %} + {% endif %} + + {% capture anchor %}{{ include.anchorBody | replace: '%heading%', header | default: '' }}{% endcapture %} + + + {% if beforeHeading %} + {% capture anchor %}{{ anchor }} {% endcapture %} + {% else %} + {% capture anchor %} {{ anchor }}{% endcapture %} + {% endif %} + {% endif %} + + {% capture new_heading %} + - {{ content }} + {% include anchor_headings.html html=content anchorClass="anchor-link" beforeHeading=true %}

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diff --git a/assets/css/style.scss b/assets/css/style.scss index 5654c2bb..62b2364d 100644 --- a/assets/css/style.scss +++ b/assets/css/style.scss @@ -2,4 +2,16 @@ # Only the main Sass file needs front matter (the dashes are enough) --- -@import "minima"; \ No newline at end of file +@import 'minima'; + +.page-content { + a.anchor-link { + width: 16px; + height: 16px; + display: inline-block; + margin-left: -22px; + &:hover { + background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' class='anchor-link-icon' viewBox='0 0 16 16' version='1.1' width='16' height='16' aria-hidden='true'%3E%3Cpath fill-rule='evenodd' d='M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z'%3E%3C/path%3E%3C/svg%3E"); + } + } +}