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Add support for <audio> elements

- Adjust transcript shortcodes to also support <audio> elements.
- Add audio element shortcode based on <picture> shortcode
- Make <audio> elements match container width.
This commit is contained in:
Rohan Kumar 2022-06-30 20:12:06 -07:00
parent d543ff8318
commit a8057aa8e8
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GPG key ID: 1E892DB2A5F84479
4 changed files with 69 additions and 5 deletions

View file

@ -360,6 +360,10 @@ div[itemprop="articleBody"] img {
max-width: 100%;
}
audio {
width: 100%;
}
/* Some images look blurry when scaled; this makes them easier to
* read. */
.pix {

View file

@ -0,0 +1,39 @@
{{ $name := (.Get "name") -}}
{{- $opus := resources.GetMatch (printf "/a/%s.opus" $name) -}}
{{- $mp3 := resources.GetMatch (printf "/a/%s.mp3" $name) -}}
{{- $isTranscribed := false -}}
{{- /* preloading an in-page audio asset under 32 KiB is fine. */ -}}
{{- $shouldPreload := lt (len $opus.Content) 32768 -}}
<audio
controls=""
{{ with .Parent -}}
{{ if eq .Name "transcribed-image" -}}
{{- $isTranscribed = true -}}
{{ with .Get "id" -}}
aria-describedby="transcript-{{ . }}"
{{- end -}}
{{- end -}}
{{- end }}
{{ if $shouldPreload -}}
preload="auto"
{{- end -}}
>
{{ with $opus -}}
{{ $opus_src := . | resources.Fingerprint "md5" -}}
<source
src="{{ $opus_src.RelPermalink }}"
type='audio/ogg; codecs="opus"' />
{{ end -}}
{{ with $mp3 -}}
{{ $mp3_src := . | resources.Fingerprint "md5" -}}
<source
src="{{ $mp3_src.RelPermalink }}"
type="audio/mpeg" />
<p role="note">Your browser does not support HTML5 audio. Heres a <a
href="{{ $mp3_src.RelPermalink }}"
{{ if $isTranscribed -}}
itemprop="audio contentUrl"
{{- end -}}
>link to download the audio file <samp translate="no">{{ $name }}.mp3</samp></a> instead.</p>
{{ end -}}
</audio>{{- /* Strip trailing newline: https://github.com/gohugoio/hugo/issues/1753 */ -}}

View file

@ -1,14 +1,25 @@
{{ with .Parent -}}
{{- $captionType := "embeddedTextCaption" -}}
{{- $type := "image" -}}
{{- with .Get "type" -}}
{{- $type = . -}}
{{- end -}}
{{ with .Parent -}}
{{- with .Get "type" -}}
{{- $type = . -}}
{{- end -}}
{{- if eq .Name "transcribed-audio" -}}
{{- $captionType = "transcript" -}}
{{- end -}}
<details>
<summary>Toggle {{ $type }} <span itemprop="accessibilityFeature">transcript</span></summary>
<section id="transcript-{{ .Get "id" }}">
{{ if eq (.Get "hlevel") "3" -}}
<h4>{{ $type | humanize }} transcript</h4>
{{- else -}}
<h5>{{ $type | humanize }} transcript</h5>
{{- end -}}
{{- end }}
<div itemprop="embeddedTextCaption">
<div itemprop="{{ $captionType }}">
{{ .Inner | markdownify | safeHTML }}
</div>
</section>

View file

@ -1,14 +1,24 @@
{{- $type := "image" -}}
{{- $itemtype := "CreativeWork" -}}
{{- $itemtype2 := "ImageObject" -}}
{{- $itemprop := "mentions" -}}
{{- with .Get "type" -}}
{{- $type = . -}}
{{- $type = . -}}
{{- end -}}
{{- with .Get "itemtype" -}}
{{- $itemtype = . -}}
{{- $itemtype = . -}}
{{- end -}}
{{- with .Get "itemtype2" -}}
{{- $itemtype2 = . -}}
{{- end -}}
{{- with .Get "itemprop" -}}
{{- $itemprop = . -}}
{{- end -}}
<hr />
<section
aria-label="{{ $type }}, caption, and transcript"
itemprop="mentions" itemscope="" itemtype="https://schema.org/{{ $itemtype }} https://schema.org/ImageObject"
itemprop="{{ $itemprop }}" itemscope="" itemtype="https://schema.org/{{ $itemtype }} https://schema.org/{{ $itemtype2 }}"
id="{{ .Get "id" }}" tabindex="-1">
{{ .Inner | markdownify | safeHTML }}
</section>
<hr />