PHP Decode

<?php

declare(strict_types=1);

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2013 Jonathan Vollebregt ([email protected]), Rokas leinius ([email protected])
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

namespace Kint\Renderer\Rich;

use Kint\Zval\TraceFrameValue;
use Kint\Zval\Value;

class TraceFramePlugin extends AbstractPlugin implements ValuePluginInterface
{
    public function renderValue(Value $o): ?string
    {
        if (!$o instanceof TraceFrameValue) {
            return null;
        }

        if (!empty($o->trace['file']) && !empty($o->trace['line'])) {
            $header = '<var>'.$this->renderer->ideLink($o->trace['file'], (int) $o->trace['line']).'</var> ';
        } else {
            $header = '<var>PHP internal call</var> ';
        }

        if ($o->trace['class']) {
            $header .= $this->renderer->escape($o->trace['class'].$o->trace['type']);
        }

        if (\is_string($o->trace['function'])) {
            $function = $this->renderer->escape($o->trace['function'].'()');
        } else {
            $function = $this->renderer->escape(
                $o->trace['function']->getName().'('.$o->trace['function']->getParams().')'
            );

            if (null !== ($url = $o->trace['function']->getPhpDocUrl())) {
                $function = '<a href="'.$url.'" target=_blank>'.$function.'</a>';
            }
        }

        $header .= '<dfn>'.$function.'</dfn>';

        $children = $this->renderer->renderChildren($o);
        $header = $this->renderer->renderHeaderWrapper($o, (bool) \strlen($children), $header);

        return '<dl>'.$header.$children.'</dl>';
    }
}
 ?>