Lightgallery markdown Extension

Markdown extension to wrap images in a lightbox.

Will only wrap images by adding "!" right after the opening "[" bracket of the image.

![!Description](/img/pic1.png)

This will Output :

<p>
  <div class="lightgallery">
    <a href="../img/pic1.png" data-sub-html="Description">
      <img alt="Description" src="../img/pic1.png" />
    </a>
  </div>
</p>

The extension is made to work with lightgallery.js a full featured JavaScript lightgallery/lightbox with no dependencies.

Extension inspired by : mardown-lightbox

To test the extension:

import markdown
from lightgallery import LightGalleryExtension

print(markdown.markdown('![!description](/img/pic1.png)', extensions=[LightGalleryExtension()]))

Install

$ pip install lightgallery

How to make it works with Mkdocs

1. Create a theme folder will the following structure in your Mkdocs folder

theme/
|_ css/
|_ fonts/
|_ img/
|_ js/

2. Go to lightgallery.js GitHub or JSDELIVR to download the following files to the theme sub-folders as listed below

• dist/js/lightgallery.min.js -> theme/js/
• dist/css/lightgallery.min.css -> theme/css/
• dist/fonts/lg.* -> theme/fonts/
• dist/img/loading.gif -> theme/img/

3. Create a theme/main.html file and add the following code to the file

{% extends "base.html" %}

{% block styles %}
    {{ super() }}
    <link rel="stylesheet" href="{{ base_url }}/css/lightgallery.min.css">
{% endblock styles %}

{% block libs %}
    {{ super() }}
    <script src="{{ base_url }}/js/lightgallery.min.js"></script>
{% endblock libs %}

{% block scripts %}
    {{ super() }}
    <script>
    var elements = document.getElementsByClassName("lightgallery");
    for(var i=0; i<elements.length; i++) {
       lightGallery(elements[i]);
    }
    </script>
{% endblock scripts %}

4. Modify the mkdocs.yml file to add the following settings

# Documentation and theme
theme:
  custom_dir: 'theme'

# Extensions
markdown_extensions:
  - lightgallery

5. Change extension settings in mkdocs.yml

All settings of the extension are optional and can be omitted.

# Extensions
markdown_extensions:
  - lightgallery:
      show_description_in_lightgallery: true | false
      show_description_as_inline_caption: true | false
      custom_inline_caption_css_class: 'my-caption-class'

Setting	Description	Default Value
show_description_in_lightgallery	Adds the description as caption in lightgallery dialog.	true
show_description_as_inline_caption	Adds the description as inline caption below the image.	false
custom_inline_caption_css_class	Custom CSS classes which are applied to the inline caption paragraph. Multiple classes are separated via space.	Empty

License

MIT License