remove autoload section in composer.json

[github/wallabag/wallabag.git] / inc / 3rdparty / htmlpurifier / HTMLPurifier / AttrTransform / ImgRequired.php

<?php\r
\r
// must be called POST validation\r
\r
/**\r
 * Transform that supplies default values for the src and alt attributes\r
 * in img tags, as well as prevents the img tag from being removed\r
 * because of a missing alt tag. This needs to be registered as both\r
 * a pre and post attribute transform.\r
 */\r
class HTMLPurifier_AttrTransform_ImgRequired extends HTMLPurifier_AttrTransform\r
{\r
\r
    /**\r
     * @param array $attr\r
     * @param HTMLPurifier_Config $config\r
     * @param HTMLPurifier_Context $context\r
     * @return array\r
     */\r
    public function transform($attr, $config, $context)\r
    {\r
        $src = true;\r
        if (!isset($attr['src'])) {\r
            if ($config->get('Core.RemoveInvalidImg')) {\r
                return $attr;\r
            }\r
            $attr['src'] = $config->get('Attr.DefaultInvalidImage');\r
            $src = false;\r
        }\r
\r
        if (!isset($attr['alt'])) {\r
            if ($src) {\r
                $alt = $config->get('Attr.DefaultImageAlt');\r
                if ($alt === null) {\r
                    // truncate if the alt is too long\r
                    $attr['alt'] = substr(basename($attr['src']), 0, 40);\r
                } else {\r
                    $attr['alt'] = $alt;\r
                }\r
            } else {\r
                $attr['alt'] = $config->get('Attr.DefaultInvalidImageAlt');\r
            }\r
        }\r
        return $attr;\r
    }\r
}\r
\r
// vim: et sw=4 sts=4\r