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✨feat(shortcodes): add lazy loading & make alt optional

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- Implement lazy loading in all image shortcodes, enabled by default.

- Make alt attributes optional across all image shortcodes.

- Optimize HTML output by managing whitespace.
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welpo 2023-08-26 01:48:16 +02:00
parent 1be3fa886c
commit ec31c71b38
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9 changed files with 41 additions and 30 deletions
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12
templates/shortcodes/image_toggler.html
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@ -2,20 +2,18 @@
{# allowing individual interactive elements (like toggles) to function correctly. #}
{# This avoids conflicts when multiple instances of the shortcode are used. #}
{%- set random_id = get_random(end=100000) -%}
{% set default_meta = get_image_metadata(path=default_src, allow_missing=true) %}
{% set toggled_meta = get_image_metadata(path=toggled_src, allow_missing=true) %}
{%- set default_meta = get_image_metadata(path=default_src, allow_missing=true) -%}
{%- set toggled_meta = get_image_metadata(path=toggled_src, allow_missing=true) -%}
{%- set lazy_loading = lazy_loading | default(value=true) -%}
<div class="image-toggler-container {% if full_width | default(value=false) %}full-width{% endif %}">
<input type="checkbox" id="toggle-img-{{ random_id }}" class="image-toggler-toggle">
<label for="toggle-img-{{ random_id }}" class="image-label">
<div class="image-default">
<img src="{{ get_url(path=default_src) }}" alt="{{ default_alt }}"
width="{{ default_meta.width }}" height="{{ default_meta.height }}">
<img src="{{ get_url(path=default_src) }}"{% if lazy_loading %} loading="lazy"{% endif %}{% if default_alt %} alt="{{ default_alt }}"{% endif %}{% if default_meta.width %} width="{{ default_meta.width }}"{% endif %}{% if default_meta.height %} height="{{ default_meta.height }}"{% endif %}>
</div>
<div class="image-toggled">
<img src="{{ get_url(path=toggled_src) }}" alt="{{ toggled_alt }}"
width="{{ toggled_meta.width }}" height="{{ toggled_meta.height }}">
<img src="{{ get_url(path=toggled_src) }}"{% if lazy_loading %} loading="lazy"{% endif %}{% if toggled_alt %} alt="{{ toggled_alt }}"{% endif %}{% if toggled_meta.width %} width="{{ toggled_meta.width }}"{% endif %}{% if toggled_meta.height %} height="{{ toggled_meta.height }}"{% endif %}>
</div>
</label>
</div>