leilukin-tumbleblog/includes/lib/xenocrat/markdown/inline/MediaLinkTrait.php

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2024-06-20 14:10:42 +00:00
<?php
/**
* @copyright Copyright 2024 Daniel Pimley
* @license https://github.com/xenocrat/chyrp-markdown/blob/master/LICENSE
* @link https://github.com/xenocrat/chyrp-markdown#readme
*/
namespace xenocrat\markdown\inline;
/**
* Adds images, embedded audio and video.
* This method overloads LinkTrait::renderImage().
*/
trait MediaLinkTrait
{
protected function renderImage($block): string
{
if (isset($block['refkey'])) {
if (($ref = $this->lookupReference($block['refkey'])) !== false) {
$block = array_merge($block, $ref);
} else {
if (str_starts_with($block['orig'], '![')) {
return '!['
. $this->renderAbsy(
$this->parseInline(substr($block['orig'], 2))
);
}
return $block['orig'];
}
}
if (
preg_match('/\.(mpe?g|mp4|m4v|mov|webm|ogv)$/i', $block['url'])
) {
return '<video src="'
. $this->escapeHtmlEntities($block['url'], ENT_COMPAT) . '"'
. (
empty($block['title']) ?
'' :
' title="'
. $this->escapeHtmlEntities(
$block['title'],
ENT_COMPAT | ENT_SUBSTITUTE
)
. '"'
)
. '>'
. $this->renderAbsy($this->parseInline($block['text']))
. '</video>';
} elseif (
preg_match('/\.(mp3|m4a|oga|ogg|spx|wav|aiff?)$/i', $block['url'])
) {
return '<audio src="'
. $this->escapeHtmlEntities($block['url'], ENT_COMPAT) . '"'
. (
empty($block['title']) ?
'' :
' title="'
. $this->escapeHtmlEntities(
$block['title'],
ENT_COMPAT | ENT_SUBSTITUTE
)
. '"'
)
. '>'
. $this->renderAbsy($this->parseInline($block['text']))
. '</audio>';
} else {
return '<img src="'
. $this->escapeHtmlEntities($block['url'], ENT_COMPAT) . '"'
. ' alt="'
. $this->escapeHtmlEntities(
$block['text'],
ENT_COMPAT | ENT_SUBSTITUTE
)
. '"'
. (
empty($block['title']) ?
'' :
' title="'
. $this->escapeHtmlEntities(
$block['title'],
ENT_COMPAT | ENT_SUBSTITUTE
)
. '"'
)
. ($this->html5 ? '>' : ' />');
}
}
abstract protected function parseImage($markdown);
abstract protected function parseInline($text);
abstract protected function renderAbsy($blocks);
abstract protected function escapeHtmlEntities($text, $flags = 0);
}