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Server:

Apache

System:

Linux 5.14.0-427.33.1.el9_4.x86_64

PHP Version:

7.4.33

User:

infinio

Directory:

/home/infinio/www/moodle/lib/htmlpurifier/HTMLPurifier/AttrTransform

Free Space:

54.45 GB

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✏️ Editing: ImgRequired.php

<?php

// must be called POST validation

/**
 * Transform that supplies default values for the src and alt attributes
 * in img tags, as well as prevents the img tag from being removed
 * because of a missing alt tag. This needs to be registered as both
 * a pre and post attribute transform.
 */
class HTMLPurifier_AttrTransform_ImgRequired extends HTMLPurifier_AttrTransform
{

/**
     * @param array $attr
     * @param HTMLPurifier_Config $config
     * @param HTMLPurifier_Context $context
     * @return array
     */
    public function transform($attr, $config, $context)
    {
        $src = true;
        if (!isset($attr['src'])) {
            if ($config->get('Core.RemoveInvalidImg')) {
                return $attr;
            }
            $attr['src'] = $config->get('Attr.DefaultInvalidImage');
            $src = false;
        }

if (!isset($attr['alt'])) {
            if ($src) {
                $alt = $config->get('Attr.DefaultImageAlt');
                if ($alt === null) {
                    $attr['alt'] = basename($attr['src']);
                } else {
                    $attr['alt'] = $alt;
                }
            } else {
                $attr['alt'] = $config->get('Attr.DefaultInvalidImageAlt');
            }
        }
        return $attr;
    }
}

// vim: et sw=4 sts=4

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