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/home/tahkoom/public_html/wp-includes/SimplePie/src/Item.php
<?php

/**
 * SimplePie
 *
 * A PHP-Based RSS and Atom Feed Framework.
 * Takes the hard work out of managing a complete RSS/Atom solution.
 *
 * Copyright (c) 2004-2022, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
 *
 * 	* Redistributions of source code must retain the above copyright notice, this list of
 * 	  conditions and the following disclaimer.
 *
 * 	* Redistributions in binary form must reproduce the above copyright notice, this list
 * 	  of conditions and the following disclaimer in the documentation and/or other materials
 * 	  provided with the distribution.
 *
 * 	* Neither the name of the SimplePie Team nor the names of its contributors may be used
 * 	  to endorse or promote products derived from this software without specific prior
 * 	  written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
 * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * @package SimplePie
 * @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
 * @author Ryan Parman
 * @author Sam Sneddon
 * @author Ryan McCue
 * @link http://simplepie.org/ SimplePie
 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
 */

namespace SimplePie;

/**
 * Manages all item-related data
 *
 * Used by {@see \SimplePie\SimplePie::get_item()} and {@see \SimplePie\SimplePie::get_items()}
 *
 * This class can be overloaded with {@see \SimplePie\SimplePie::set_item_class()}
 *
 * @package \SimplePie\SimplePie
 * @subpackage API
 */
class Item implements RegistryAware
{
    /**
     * Parent feed
     *
     * @access private
     * @var \SimplePie\SimplePie
     */
    public $feed;

    /**
     * Raw data
     *
     * @access private
     * @var array
     */
    public $data = [];

    /**
     * Registry object
     *
     * @see set_registry
     * @var \SimplePie\Registry
     */
    protected $registry;

    /**
     * Create a new item object
     *
     * This is usually used by {@see \SimplePie\SimplePie::get_items} and
     * {@see \SimplePie\SimplePie::get_item}. Avoid creating this manually.
     *
     * @param \SimplePie\SimplePie $feed Parent feed
     * @param array $data Raw data
     */
    public function __construct($feed, $data)
    {
        $this->feed = $feed;
        $this->data = $data;
    }

    /**
     * Set the registry handler
     *
     * This is usually used by {@see \SimplePie\Registry::create}
     *
     * @since 1.3
     * @param \SimplePie\Registry $registry
     */
    public function set_registry(\SimplePie\Registry $registry)/* : void */
    {
        $this->registry = $registry;
    }

    /**
     * Get a string representation of the item
     *
     * @return string
     */
    public function __toString()
    {
        return md5(serialize($this->data));
    }

    /**
     * Remove items that link back to this before destroying this object
     */
    public function __destruct()
    {
        if (!gc_enabled()) {
            unset($this->feed);
        }
    }

    /**
     * Get data for an item-level element
     *
     * This method allows you to get access to ANY element/attribute that is a
     * sub-element of the item/entry tag.
     *
     * See {@see \SimplePie\SimplePie::get_feed_tags()} for a description of the return value
     *
     * @since 1.0
     * @see http://simplepie.org/wiki/faq/supported_xml_namespaces
     * @param string $namespace The URL of the XML namespace of the elements you're trying to access
     * @param string $tag Tag name
     * @return array
     */
    public function get_item_tags($namespace, $tag)
    {
        if (isset($this->data['child'][$namespace][$tag])) {
            return $this->data['child'][$namespace][$tag];
        }

        return null;
    }

    /**
     * Get the base URL value.
     * Uses `<xml:base>`, or item link, or feed base URL.
     *
     * @param array $element
     * @return string
     */
    public function get_base($element = [])
    {
        if (!empty($element['xml_base_explicit']) && isset($element['xml_base'])) {
            return $element['xml_base'];
        }
        $link = $this->get_permalink();
        if ($link != null) {
            return $link;
        }
        return $this->feed->get_base($element);
    }

    /**
     * Sanitize feed data
     *
     * @access private
     * @see \SimplePie\SimplePie::sanitize()
     * @param string $data Data to sanitize
     * @param int $type One of the \SimplePie\SimplePie::CONSTRUCT_* constants
     * @param string $base Base URL to resolve URLs against
     * @return string Sanitized data
     */
    public function sanitize($data, $type, $base = '')
    {
        return $this->feed->sanitize($data, $type, $base);
    }

    /**
     * Get the parent feed
     *
     * Note: this may not work as you think for multifeeds!
     *
     * @link http://simplepie.org/faq/typical_multifeed_gotchas#missing_data_from_feed
     * @since 1.0
     * @return \SimplePie\SimplePie
     */
    public function get_feed()
    {
        return $this->feed;
    }

    /**
     * Get the unique identifier for the item
     *
     * This is usually used when writing code to check for new items in a feed.
     *
     * Uses `<atom:id>`, `<guid>`, `<dc:identifier>` or the `about` attribute
     * for RDF. If none of these are supplied (or `$hash` is true), creates an
     * MD5 hash based on the permalink, title and content.
     *
     * @since Beta 2
     * @param boolean $hash Should we force using a hash instead of the supplied ID?
     * @param string|false $fn User-supplied function to generate an hash
     * @return string|null
     */
    public function get_id($hash = false, $fn = 'md5')
    {
        if (!$hash) {
            if ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'id')) {
                return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'id')) {
                return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'guid')) {
                return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'identifier')) {
                return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'identifier')) {
                return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            } elseif (isset($this->data['attribs'][\SimplePie\SimplePie::NAMESPACE_RDF]['about'])) {
                return $this->sanitize($this->data['attribs'][\SimplePie\SimplePie::NAMESPACE_RDF]['about'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
        }
        if ($fn === false) {
            return null;
        } elseif (!is_callable($fn)) {
            trigger_error('User-supplied function $fn must be callable', E_USER_WARNING);
            $fn = 'md5';
        }
        return call_user_func(
            $fn,
            $this->get_permalink().$this->get_title().$this->get_content()
        );
    }

    /**
     * Get the title of the item
     *
     * Uses `<atom:title>`, `<title>` or `<dc:title>`
     *
     * @since Beta 2 (previously called `get_item_title` since 0.8)
     * @return string|null
     */
    public function get_title()
    {
        if (!isset($this->data['title'])) {
            if ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'title')) {
                $this->data['title'] = $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_10_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'title')) {
                $this->data['title'] = $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_03_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_10, 'title')) {
                $this->data['title'] = $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_090, 'title')) {
                $this->data['title'] = $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'title')) {
                $this->data['title'] = $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($return[0]));
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'title')) {
                $this->data['title'] = $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'title')) {
                $this->data['title'] = $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            } else {
                $this->data['title'] = null;
            }
        }
        return $this->data['title'];
    }

    /**
     * Get the content for the item
     *
     * Prefers summaries over full content , but will return full content if a
     * summary does not exist.
     *
     * To prefer full content instead, use {@see get_content}
     *
     * Uses `<atom:summary>`, `<description>`, `<dc:description>` or
     * `<itunes:subtitle>`
     *
     * @since 0.8
     * @param boolean $description_only Should we avoid falling back to the content?
     * @return string|null
     */
    public function get_description($description_only = false)
    {
        if (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'summary')) &&
            ($return = $this->sanitize($tags[0]['data'], $this->registry->call(Misc::class, 'atom_10_construct_type', [$tags[0]['attribs']]), $this->get_base($tags[0])))) {
            return $return;
        } elseif (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'summary')) &&
                ($return = $this->sanitize($tags[0]['data'], $this->registry->call(Misc::class, 'atom_03_construct_type', [$tags[0]['attribs']]), $this->get_base($tags[0])))) {
            return $return;
        } elseif (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_10, 'description')) &&
                ($return = $this->sanitize($tags[0]['data'], \SimplePie\SimplePie::CONSTRUCT_MAYBE_HTML, $this->get_base($tags[0])))) {
            return $return;
        } elseif (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'description')) &&
                ($return = $this->sanitize($tags[0]['data'], \SimplePie\SimplePie::CONSTRUCT_HTML, $this->get_base($tags[0])))) {
            return $return;
        } elseif (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'description')) &&
                ($return = $this->sanitize($tags[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT))) {
            return $return;
        } elseif (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'description')) &&
                ($return = $this->sanitize($tags[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT))) {
            return $return;
        } elseif (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'summary')) &&
                ($return = $this->sanitize($tags[0]['data'], \SimplePie\SimplePie::CONSTRUCT_HTML, $this->get_base($tags[0])))) {
            return $return;
        } elseif (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'subtitle')) &&
                ($return = $this->sanitize($tags[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT))) {
            return $return;
        } elseif (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_090, 'description')) &&
                ($return = $this->sanitize($tags[0]['data'], \SimplePie\SimplePie::CONSTRUCT_HTML))) {
            return $return;
        } elseif (!$description_only) {
            return $this->get_content(true);
        }

        return null;
    }

    /**
     * Get the content for the item
     *
     * Prefers full content over summaries, but will return a summary if full
     * content does not exist.
     *
     * To prefer summaries instead, use {@see get_description}
     *
     * Uses `<atom:content>` or `<content:encoded>` (RSS 1.0 Content Module)
     *
     * @since 1.0
     * @param boolean $content_only Should we avoid falling back to the description?
     * @return string|null
     */
    public function get_content($content_only = false)
    {
        if (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'content')) &&
            ($return = $this->sanitize($tags[0]['data'], $this->registry->call(Misc::class, 'atom_10_content_construct_type', [$tags[0]['attribs']]), $this->get_base($tags[0])))) {
            return $return;
        } elseif (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'content')) &&
                ($return = $this->sanitize($tags[0]['data'], $this->registry->call(Misc::class, 'atom_03_construct_type', [$tags[0]['attribs']]), $this->get_base($tags[0])))) {
            return $return;
        } elseif (($tags = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_10_MODULES_CONTENT, 'encoded')) &&
                ($return = $this->sanitize($tags[0]['data'], \SimplePie\SimplePie::CONSTRUCT_HTML, $this->get_base($tags[0])))) {
            return $return;
        } elseif (!$content_only) {
            return $this->get_description(true);
        }

        return null;
    }

    /**
     * Get the media:thumbnail of the item
     *
     * Uses `<media:thumbnail>`
     *
     *
     * @return array|null
     */
    public function get_thumbnail()
    {
        if (!isset($this->data['thumbnail'])) {
            if ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'thumbnail')) {
                $thumbnail = $return[0]['attribs'][''];
                if (empty($thumbnail['url'])) {
                    $this->data['thumbnail'] = null;
                } else {
                    $thumbnail['url'] = $this->sanitize($thumbnail['url'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($return[0]));
                    $this->data['thumbnail'] = $thumbnail;
                }
            } else {
                $this->data['thumbnail'] = null;
            }
        }
        return $this->data['thumbnail'];
    }

    /**
     * Get a category for the item
     *
     * @since Beta 3 (previously called `get_categories()` since Beta 2)
     * @param int $key The category that you want to return.  Remember that arrays begin with 0, not 1
     * @return \SimplePie\Category|null
     */
    public function get_category($key = 0)
    {
        $categories = $this->get_categories();
        if (isset($categories[$key])) {
            return $categories[$key];
        }

        return null;
    }

    /**
     * Get all categories for the item
     *
     * Uses `<atom:category>`, `<category>` or `<dc:subject>`
     *
     * @since Beta 3
     * @return \SimplePie\Category[]|null List of {@see \SimplePie\Category} objects
     */
    public function get_categories()
    {
        $categories = [];

        $type = 'category';
        foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, $type) as $category) {
            $term = null;
            $scheme = null;
            $label = null;
            if (isset($category['attribs']['']['term'])) {
                $term = $this->sanitize($category['attribs']['']['term'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
            if (isset($category['attribs']['']['scheme'])) {
                $scheme = $this->sanitize($category['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
            if (isset($category['attribs']['']['label'])) {
                $label = $this->sanitize($category['attribs']['']['label'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
            $categories[] = $this->registry->create(Category::class, [$term, $scheme, $label, $type]);
        }
        foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, $type) as $category) {
            // This is really the label, but keep this as the term also for BC.
            // Label will also work on retrieving because that falls back to term.
            $term = $this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            if (isset($category['attribs']['']['domain'])) {
                $scheme = $this->sanitize($category['attribs']['']['domain'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            } else {
                $scheme = null;
            }
            $categories[] = $this->registry->create(Category::class, [$term, $scheme, null, $type]);
        }

        $type = 'subject';
        foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, $type) as $category) {
            $categories[] = $this->registry->create(Category::class, [$this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null, $type]);
        }
        foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, $type) as $category) {
            $categories[] = $this->registry->create(Category::class, [$this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null, $type]);
        }

        if (!empty($categories)) {
            return array_unique($categories);
        }

        return null;
    }

    /**
     * Get an author for the item
     *
     * @since Beta 2
     * @param int $key The author that you want to return.  Remember that arrays begin with 0, not 1
     * @return \SimplePie\Author|null
     */
    public function get_author($key = 0)
    {
        $authors = $this->get_authors();
        if (isset($authors[$key])) {
            return $authors[$key];
        }

        return null;
    }

    /**
     * Get a contributor for the item
     *
     * @since 1.1
     * @param int $key The contrbutor that you want to return.  Remember that arrays begin with 0, not 1
     * @return \SimplePie\Author|null
     */
    public function get_contributor($key = 0)
    {
        $contributors = $this->get_contributors();
        if (isset($contributors[$key])) {
            return $contributors[$key];
        }

        return null;
    }

    /**
     * Get all contributors for the item
     *
     * Uses `<atom:contributor>`
     *
     * @since 1.1
     * @return \SimplePie\Author[]|null List of {@see \SimplePie\Author} objects
     */
    public function get_contributors()
    {
        $contributors = [];
        foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'contributor') as $contributor) {
            $name = null;
            $uri = null;
            $email = null;
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'])) {
                $name = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]['data'])) {
                $uri = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]));
            }
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'])) {
                $email = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
            if ($name !== null || $email !== null || $uri !== null) {
                $contributors[] = $this->registry->create(Author::class, [$name, $uri, $email]);
            }
        }
        foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'contributor') as $contributor) {
            $name = null;
            $url = null;
            $email = null;
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'])) {
                $name = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]['data'])) {
                $url = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]));
            }
            if (isset($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'])) {
                $email = $this->sanitize($contributor['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
            if ($name !== null || $email !== null || $url !== null) {
                $contributors[] = $this->registry->create(Author::class, [$name, $url, $email]);
            }
        }

        if (!empty($contributors)) {
            return array_unique($contributors);
        }

        return null;
    }

    /**
     * Get all authors for the item
     *
     * Uses `<atom:author>`, `<author>`, `<dc:creator>` or `<itunes:author>`
     *
     * @since Beta 2
     * @return \SimplePie\Author[]|null List of {@see \SimplePie\Author} objects
     */
    public function get_authors()
    {
        $authors = [];
        foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'author') as $author) {
            $name = null;
            $uri = null;
            $email = null;
            if (isset($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'])) {
                $name = $this->sanitize($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
            if (isset($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]['data'])) {
                $uri = $this->sanitize($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['uri'][0]));
            }
            if (isset($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'])) {
                $email = $this->sanitize($author['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_10]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
            if ($name !== null || $email !== null || $uri !== null) {
                $authors[] = $this->registry->create(Author::class, [$name, $uri, $email]);
            }
        }
        if ($author = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'author')) {
            $name = null;
            $url = null;
            $email = null;
            if (isset($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'])) {
                $name = $this->sanitize($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['name'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
            if (isset($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]['data'])) {
                $url = $this->sanitize($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['url'][0]));
            }
            if (isset($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'])) {
                $email = $this->sanitize($author[0]['child'][\SimplePie\SimplePie::NAMESPACE_ATOM_03]['email'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
            }
            if ($name !== null || $email !== null || $url !== null) {
                $authors[] = $this->registry->create(Author::class, [$name, $url, $email]);
            }
        }
        if ($author = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'author')) {
            $authors[] = $this->registry->create(Author::class, [null, null, $this->sanitize($author[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT)]);
        }
        foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'creator') as $author) {
            $authors[] = $this->registry->create(Author::class, [$this->sanitize($author['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
        }
        foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'creator') as $author) {
            $authors[] = $this->registry->create(Author::class, [$this->sanitize($author['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
        }
        foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'author') as $author) {
            $authors[] = $this->registry->create(Author::class, [$this->sanitize($author['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT), null, null]);
        }

        if (!empty($authors)) {
            return array_unique($authors);
        } elseif (($source = $this->get_source()) && ($authors = $source->get_authors())) {
            return $authors;
        } elseif ($authors = $this->feed->get_authors()) {
            return $authors;
        }

        return null;
    }

    /**
     * Get the copyright info for the item
     *
     * Uses `<atom:rights>` or `<dc:rights>`
     *
     * @since 1.1
     * @return string
     */
    public function get_copyright()
    {
        if ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'rights')) {
            return $this->sanitize($return[0]['data'], $this->registry->call(Misc::class, 'atom_10_construct_type', [$return[0]['attribs']]), $this->get_base($return[0]));
        } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'rights')) {
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
        } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'rights')) {
            return $this->sanitize($return[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
        }

        return null;
    }

    /**
     * Get the posting date/time for the item
     *
     * Uses `<atom:published>`, `<atom:updated>`, `<atom:issued>`,
     * `<atom:modified>`, `<pubDate>` or `<dc:date>`
     *
     * Note: obeys PHP's timezone setting. To get a UTC date/time, use
     * {@see get_gmdate}
     *
     * @since Beta 2 (previously called `get_item_date` since 0.8)
     *
     * @param string $date_format Supports any PHP date format from {@see http://php.net/date} (empty for the raw data)
     * @return int|string|null
     */
    public function get_date($date_format = 'j F Y, g:i a')
    {
        if (!isset($this->data['date'])) {
            if ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'published')) {
                $this->data['date']['raw'] = $return[0]['data'];
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'pubDate')) {
                $this->data['date']['raw'] = $return[0]['data'];
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_11, 'date')) {
                $this->data['date']['raw'] = $return[0]['data'];
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_DC_10, 'date')) {
                $this->data['date']['raw'] = $return[0]['data'];
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'updated')) {
                $this->data['date']['raw'] = $return[0]['data'];
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'issued')) {
                $this->data['date']['raw'] = $return[0]['data'];
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'created')) {
                $this->data['date']['raw'] = $return[0]['data'];
            } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'modified')) {
                $this->data['date']['raw'] = $return[0]['data'];
            }

            if (!empty($this->data['date']['raw'])) {
                $parser = $this->registry->call(Parse\Date::class, 'get');
                $this->data['date']['parsed'] = $parser->parse($this->data['date']['raw']) ?: null;
            } else {
                $this->data['date'] = null;
            }
        }
        if ($this->data['date']) {
            $date_format = (string) $date_format;
            switch ($date_format) {
                case '':
                    return $this->sanitize($this->data['date']['raw'], \SimplePie\SimplePie::CONSTRUCT_TEXT);

                case 'U':
                    return $this->data['date']['parsed'];

                default:
                    return date($date_format, $this->data['date']['parsed']);
            }
        }

        return null;
    }

    /**
     * Get the update date/time for the item
     *
     * Uses `<atom:updated>`
     *
     * Note: obeys PHP's timezone setting. To get a UTC date/time, use
     * {@see get_gmdate}
     *
     * @param string $date_format Supports any PHP date format from {@see http://php.net/date} (empty for the raw data)
     * @return int|string|null
     */
    public function get_updated_date($date_format = 'j F Y, g:i a')
    {
        if (!isset($this->data['updated'])) {
            if ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'updated')) {
                $this->data['updated']['raw'] = $return[0]['data'];
            }

            if (!empty($this->data['updated']['raw'])) {
                $parser = $this->registry->call(Parse\Date::class, 'get');
                $this->data['updated']['parsed'] = $parser->parse($this->data['updated']['raw']) ?: null;
            } else {
                $this->data['updated'] = null;
            }
        }
        if ($this->data['updated']) {
            $date_format = (string) $date_format;
            switch ($date_format) {
                case '':
                    return $this->sanitize($this->data['updated']['raw'], \SimplePie\SimplePie::CONSTRUCT_TEXT);

                case 'U':
                    return $this->data['updated']['parsed'];

                default:
                    return date($date_format, $this->data['updated']['parsed']);
            }
        }

        return null;
    }

    /**
     * Get the localized posting date/time for the item
     *
     * Returns the date formatted in the localized language. To display in
     * languages other than the server's default, you need to change the locale
     * with {@link http://php.net/setlocale setlocale()}. The available
     * localizations depend on which ones are installed on your web server.
     *
     * @since 1.0
     *
     * @param string $date_format Supports any PHP date format from {@see http://php.net/strftime} (empty for the raw data)
     * @return int|string|null
     */
    public function get_local_date($date_format = '%c')
    {
        if (!$date_format) {
            return $this->sanitize($this->get_date(''), \SimplePie\SimplePie::CONSTRUCT_TEXT);
        } elseif (($date = $this->get_date('U')) !== null && $date !== false) {
            return strftime($date_format, $date);
        }

        return null;
    }

    /**
     * Get the posting date/time for the item (UTC time)
     *
     * @see get_date
     * @param string $date_format Supports any PHP date format from {@see http://php.net/date}
     * @return int|string|null
     */
    public function get_gmdate($date_format = 'j F Y, g:i a')
    {
        $date = $this->get_date('U');
        if ($date === null) {
            return null;
        }

        return gmdate($date_format, $date);
    }

    /**
     * Get the update date/time for the item (UTC time)
     *
     * @see get_updated_date
     * @param string $date_format Supports any PHP date format from {@see http://php.net/date}
     * @return int|string|null
     */
    public function get_updated_gmdate($date_format = 'j F Y, g:i a')
    {
        $date = $this->get_updated_date('U');
        if ($date === null) {
            return null;
        }

        return gmdate($date_format, $date);
    }

    /**
     * Get the permalink for the item
     *
     * Returns the first link available with a relationship of "alternate".
     * Identical to {@see get_link()} with key 0
     *
     * @see get_link
     * @since 0.8
     * @return string|null Permalink URL
     */
    public function get_permalink()
    {
        $link = $this->get_link();
        $enclosure = $this->get_enclosure(0);
        if ($link !== null) {
            return $link;
        } elseif ($enclosure !== null) {
            return $enclosure->get_link();
        }

        return null;
    }

    /**
     * Get a single link for the item
     *
     * @since Beta 3
     * @param int $key The link that you want to return.  Remember that arrays begin with 0, not 1
     * @param string $rel The relationship of the link to return
     * @return string|null Link URL
     */
    public function get_link($key = 0, $rel = 'alternate')
    {
        $links = $this->get_links($rel);
        if ($links && $links[$key] !== null) {
            return $links[$key];
        }

        return null;
    }

    /**
     * Get all links for the item
     *
     * Uses `<atom:link>`, `<link>` or `<guid>`
     *
     * @since Beta 2
     * @param string $rel The relationship of links to return
     * @return array|null Links found for the item (strings)
     */
    public function get_links($rel = 'alternate')
    {
        if (!isset($this->data['links'])) {
            $this->data['links'] = [];
            foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'link') as $link) {
                if (isset($link['attribs']['']['href'])) {
                    $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
                    $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($link));
                }
            }
            foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'link') as $link) {
                if (isset($link['attribs']['']['href'])) {
                    $link_rel = (isset($link['attribs']['']['rel'])) ? $link['attribs']['']['rel'] : 'alternate';
                    $this->data['links'][$link_rel][] = $this->sanitize($link['attribs']['']['href'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($link));
                }
            }
            if ($links = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_10, 'link')) {
                $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($links[0]));
            }
            if ($links = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_090, 'link')) {
                $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($links[0]));
            }
            if ($links = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'link')) {
                $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($links[0]));
            }
            if ($links = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'guid')) {
                if (!isset($links[0]['attribs']['']['isPermaLink']) || strtolower(trim($links[0]['attribs']['']['isPermaLink'])) === 'true') {
                    $this->data['links']['alternate'][] = $this->sanitize($links[0]['data'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($links[0]));
                }
            }

            $keys = array_keys($this->data['links']);
            foreach ($keys as $key) {
                if ($this->registry->call(Misc::class, 'is_isegment_nz_nc', [$key])) {
                    if (isset($this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key])) {
                        $this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key] = array_merge($this->data['links'][$key], $this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key]);
                        $this->data['links'][$key] = &$this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key];
                    } else {
                        $this->data['links'][\SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY . $key] = &$this->data['links'][$key];
                    }
                } elseif (substr($key, 0, 41) === \SimplePie\SimplePie::IANA_LINK_RELATIONS_REGISTRY) {
                    $this->data['links'][substr($key, 41)] = &$this->data['links'][$key];
                }
                $this->data['links'][$key] = array_unique($this->data['links'][$key]);
            }
        }
        if (isset($this->data['links'][$rel])) {
            return $this->data['links'][$rel];
        }

        return null;
    }

    /**
     * Get an enclosure from the item
     *
     * Supports the <enclosure> RSS tag, as well as Media RSS and iTunes RSS.
     *
     * @since Beta 2
     * @todo Add ability to prefer one type of content over another (in a media group).
     * @param int $key The enclosure that you want to return.  Remember that arrays begin with 0, not 1
     * @return \SimplePie\Enclosure|null
     */
    public function get_enclosure($key = 0, $prefer = null)
    {
        $enclosures = $this->get_enclosures();
        if (isset($enclosures[$key])) {
            return $enclosures[$key];
        }

        return null;
    }

    /**
     * Get all available enclosures (podcasts, etc.)
     *
     * Supports the <enclosure> RSS tag, as well as Media RSS and iTunes RSS.
     *
     * At this point, we're pretty much assuming that all enclosures for an item
     * are the same content.  Anything else is too complicated to
     * properly support.
     *
     * @since Beta 2
     * @todo Add support for end-user defined sorting of enclosures by type/handler (so we can prefer the faster-loading FLV over MP4).
     * @todo If an element exists at a level, but its value is empty, we should fall back to the value from the parent (if it exists).
     * @return \SimplePie\Enclosure[]|null List of \SimplePie\Enclosure items
     */
    public function get_enclosures()
    {
        if (!isset($this->data['enclosures'])) {
            $this->data['enclosures'] = [];

            // Elements
            $captions_parent = null;
            $categories_parent = null;
            $copyrights_parent = null;
            $credits_parent = null;
            $description_parent = null;
            $duration_parent = null;
            $hashes_parent = null;
            $keywords_parent = null;
            $player_parent = null;
            $ratings_parent = null;
            $restrictions_parent = null;
            $thumbnails_parent = null;
            $title_parent = null;

            // Let's do the channel and item-level ones first, and just re-use them if we need to.
            $parent = $this->get_feed();

            // CAPTIONS
            if ($captions = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'text')) {
                foreach ($captions as $caption) {
                    $caption_type = null;
                    $caption_lang = null;
                    $caption_startTime = null;
                    $caption_endTime = null;
                    $caption_text = null;
                    if (isset($caption['attribs']['']['type'])) {
                        $caption_type = $this->sanitize($caption['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($caption['attribs']['']['lang'])) {
                        $caption_lang = $this->sanitize($caption['attribs']['']['lang'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($caption['attribs']['']['start'])) {
                        $caption_startTime = $this->sanitize($caption['attribs']['']['start'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($caption['attribs']['']['end'])) {
                        $caption_endTime = $this->sanitize($caption['attribs']['']['end'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($caption['data'])) {
                        $caption_text = $this->sanitize($caption['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    $captions_parent[] = $this->registry->create(Caption::class, [$caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text]);
                }
            } elseif ($captions = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'text')) {
                foreach ($captions as $caption) {
                    $caption_type = null;
                    $caption_lang = null;
                    $caption_startTime = null;
                    $caption_endTime = null;
                    $caption_text = null;
                    if (isset($caption['attribs']['']['type'])) {
                        $caption_type = $this->sanitize($caption['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($caption['attribs']['']['lang'])) {
                        $caption_lang = $this->sanitize($caption['attribs']['']['lang'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($caption['attribs']['']['start'])) {
                        $caption_startTime = $this->sanitize($caption['attribs']['']['start'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($caption['attribs']['']['end'])) {
                        $caption_endTime = $this->sanitize($caption['attribs']['']['end'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($caption['data'])) {
                        $caption_text = $this->sanitize($caption['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    $captions_parent[] = $this->registry->create(Caption::class, [$caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text]);
                }
            }
            if (is_array($captions_parent)) {
                $captions_parent = array_values(array_unique($captions_parent));
            }

            // CATEGORIES
            foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'category') as $category) {
                $term = null;
                $scheme = null;
                $label = null;
                if (isset($category['data'])) {
                    $term = $this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
                if (isset($category['attribs']['']['scheme'])) {
                    $scheme = $this->sanitize($category['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                } else {
                    $scheme = 'http://search.yahoo.com/mrss/category_schema';
                }
                if (isset($category['attribs']['']['label'])) {
                    $label = $this->sanitize($category['attribs']['']['label'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
                $categories_parent[] = $this->registry->create(Category::class, [$term, $scheme, $label]);
            }
            foreach ((array) $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'category') as $category) {
                $term = null;
                $scheme = null;
                $label = null;
                if (isset($category['data'])) {
                    $term = $this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
                if (isset($category['attribs']['']['scheme'])) {
                    $scheme = $this->sanitize($category['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                } else {
                    $scheme = 'http://search.yahoo.com/mrss/category_schema';
                }
                if (isset($category['attribs']['']['label'])) {
                    $label = $this->sanitize($category['attribs']['']['label'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
                $categories_parent[] = $this->registry->create(Category::class, [$term, $scheme, $label]);
            }
            foreach ((array) $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'category') as $category) {
                $term = null;
                $scheme = 'http://www.itunes.com/dtds/podcast-1.0.dtd';
                $label = null;
                if (isset($category['attribs']['']['text'])) {
                    $label = $this->sanitize($category['attribs']['']['text'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
                $categories_parent[] = $this->registry->create(Category::class, [$term, $scheme, $label]);

                if (isset($category['child'][\SimplePie\SimplePie::NAMESPACE_ITUNES]['category'])) {
                    foreach ((array) $category['child'][\SimplePie\SimplePie::NAMESPACE_ITUNES]['category'] as $subcategory) {
                        if (isset($subcategory['attribs']['']['text'])) {
                            $label = $this->sanitize($subcategory['attribs']['']['text'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        }
                        $categories_parent[] = $this->registry->create(Category::class, [$term, $scheme, $label]);
                    }
                }
            }
            if (is_array($categories_parent)) {
                $categories_parent = array_values(array_unique($categories_parent));
            }

            // COPYRIGHT
            if ($copyright = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'copyright')) {
                $copyright_url = null;
                $copyright_label = null;
                if (isset($copyright[0]['attribs']['']['url'])) {
                    $copyright_url = $this->sanitize($copyright[0]['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
                if (isset($copyright[0]['data'])) {
                    $copyright_label = $this->sanitize($copyright[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
                $copyrights_parent = $this->registry->create(Copyright::class, [$copyright_url, $copyright_label]);
            } elseif ($copyright = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'copyright')) {
                $copyright_url = null;
                $copyright_label = null;
                if (isset($copyright[0]['attribs']['']['url'])) {
                    $copyright_url = $this->sanitize($copyright[0]['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
                if (isset($copyright[0]['data'])) {
                    $copyright_label = $this->sanitize($copyright[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
                $copyrights_parent = $this->registry->create(Copyright::class, [$copyright_url, $copyright_label]);
            }

            // CREDITS
            if ($credits = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'credit')) {
                foreach ($credits as $credit) {
                    $credit_role = null;
                    $credit_scheme = null;
                    $credit_name = null;
                    if (isset($credit['attribs']['']['role'])) {
                        $credit_role = $this->sanitize($credit['attribs']['']['role'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($credit['attribs']['']['scheme'])) {
                        $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    } else {
                        $credit_scheme = 'urn:ebu';
                    }
                    if (isset($credit['data'])) {
                        $credit_name = $this->sanitize($credit['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    $credits_parent[] = $this->registry->create(Credit::class, [$credit_role, $credit_scheme, $credit_name]);
                }
            } elseif ($credits = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'credit')) {
                foreach ($credits as $credit) {
                    $credit_role = null;
                    $credit_scheme = null;
                    $credit_name = null;
                    if (isset($credit['attribs']['']['role'])) {
                        $credit_role = $this->sanitize($credit['attribs']['']['role'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($credit['attribs']['']['scheme'])) {
                        $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    } else {
                        $credit_scheme = 'urn:ebu';
                    }
                    if (isset($credit['data'])) {
                        $credit_name = $this->sanitize($credit['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    $credits_parent[] = $this->registry->create(Credit::class, [$credit_role, $credit_scheme, $credit_name]);
                }
            }
            if (is_array($credits_parent)) {
                $credits_parent = array_values(array_unique($credits_parent));
            }

            // DESCRIPTION
            if ($description_parent = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'description')) {
                if (isset($description_parent[0]['data'])) {
                    $description_parent = $this->sanitize($description_parent[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
            } elseif ($description_parent = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'description')) {
                if (isset($description_parent[0]['data'])) {
                    $description_parent = $this->sanitize($description_parent[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
            }

            // DURATION
            if ($duration_parent = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'duration')) {
                $seconds = null;
                $minutes = null;
                $hours = null;
                if (isset($duration_parent[0]['data'])) {
                    $temp = explode(':', $this->sanitize($duration_parent[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT));
                    if (sizeof($temp) > 0) {
                        $seconds = (int) array_pop($temp);
                    }
                    if (sizeof($temp) > 0) {
                        $minutes = (int) array_pop($temp);
                        $seconds += $minutes * 60;
                    }
                    if (sizeof($temp) > 0) {
                        $hours = (int) array_pop($temp);
                        $seconds += $hours * 3600;
                    }
                    unset($temp);
                    $duration_parent = $seconds;
                }
            }

            // HASHES
            if ($hashes_iterator = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'hash')) {
                foreach ($hashes_iterator as $hash) {
                    $value = null;
                    $algo = null;
                    if (isset($hash['data'])) {
                        $value = $this->sanitize($hash['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($hash['attribs']['']['algo'])) {
                        $algo = $this->sanitize($hash['attribs']['']['algo'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    } else {
                        $algo = 'md5';
                    }
                    $hashes_parent[] = $algo.':'.$value;
                }
            } elseif ($hashes_iterator = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'hash')) {
                foreach ($hashes_iterator as $hash) {
                    $value = null;
                    $algo = null;
                    if (isset($hash['data'])) {
                        $value = $this->sanitize($hash['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($hash['attribs']['']['algo'])) {
                        $algo = $this->sanitize($hash['attribs']['']['algo'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    } else {
                        $algo = 'md5';
                    }
                    $hashes_parent[] = $algo.':'.$value;
                }
            }
            if (is_array($hashes_parent)) {
                $hashes_parent = array_values(array_unique($hashes_parent));
            }

            // KEYWORDS
            if ($keywords = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'keywords')) {
                if (isset($keywords[0]['data'])) {
                    $temp = explode(',', $this->sanitize($keywords[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT));
                    foreach ($temp as $word) {
                        $keywords_parent[] = trim($word);
                    }
                }
                unset($temp);
            } elseif ($keywords = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'keywords')) {
                if (isset($keywords[0]['data'])) {
                    $temp = explode(',', $this->sanitize($keywords[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT));
                    foreach ($temp as $word) {
                        $keywords_parent[] = trim($word);
                    }
                }
                unset($temp);
            } elseif ($keywords = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'keywords')) {
                if (isset($keywords[0]['data'])) {
                    $temp = explode(',', $this->sanitize($keywords[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT));
                    foreach ($temp as $word) {
                        $keywords_parent[] = trim($word);
                    }
                }
                unset($temp);
            } elseif ($keywords = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'keywords')) {
                if (isset($keywords[0]['data'])) {
                    $temp = explode(',', $this->sanitize($keywords[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT));
                    foreach ($temp as $word) {
                        $keywords_parent[] = trim($word);
                    }
                }
                unset($temp);
            }
            if (is_array($keywords_parent)) {
                $keywords_parent = array_values(array_unique($keywords_parent));
            }

            // PLAYER
            if ($player_parent = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'player')) {
                if (isset($player_parent[0]['attribs']['']['url'])) {
                    $player_parent = $this->sanitize($player_parent[0]['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);
                }
            } elseif ($player_parent = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'player')) {
                if (isset($player_parent[0]['attribs']['']['url'])) {
                    $player_parent = $this->sanitize($player_parent[0]['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);
                }
            }

            // RATINGS
            if ($ratings = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'rating')) {
                foreach ($ratings as $rating) {
                    $rating_scheme = null;
                    $rating_value = null;
                    if (isset($rating['attribs']['']['scheme'])) {
                        $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    } else {
                        $rating_scheme = 'urn:simple';
                    }
                    if (isset($rating['data'])) {
                        $rating_value = $this->sanitize($rating['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    $ratings_parent[] = $this->registry->create(Rating::class, [$rating_scheme, $rating_value]);
                }
            } elseif ($ratings = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'explicit')) {
                foreach ($ratings as $rating) {
                    $rating_scheme = 'urn:itunes';
                    $rating_value = null;
                    if (isset($rating['data'])) {
                        $rating_value = $this->sanitize($rating['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    $ratings_parent[] = $this->registry->create(Rating::class, [$rating_scheme, $rating_value]);
                }
            } elseif ($ratings = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'rating')) {
                foreach ($ratings as $rating) {
                    $rating_scheme = null;
                    $rating_value = null;
                    if (isset($rating['attribs']['']['scheme'])) {
                        $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    } else {
                        $rating_scheme = 'urn:simple';
                    }
                    if (isset($rating['data'])) {
                        $rating_value = $this->sanitize($rating['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    $ratings_parent[] = $this->registry->create(Rating::class, [$rating_scheme, $rating_value]);
                }
            } elseif ($ratings = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'explicit')) {
                foreach ($ratings as $rating) {
                    $rating_scheme = 'urn:itunes';
                    $rating_value = null;
                    if (isset($rating['data'])) {
                        $rating_value = $this->sanitize($rating['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    $ratings_parent[] = $this->registry->create(Rating::class, [$rating_scheme, $rating_value]);
                }
            }
            if (is_array($ratings_parent)) {
                $ratings_parent = array_values(array_unique($ratings_parent));
            }

            // RESTRICTIONS
            if ($restrictions = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'restriction')) {
                foreach ($restrictions as $restriction) {
                    $restriction_relationship = null;
                    $restriction_type = null;
                    $restriction_value = null;
                    if (isset($restriction['attribs']['']['relationship'])) {
                        $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($restriction['attribs']['']['type'])) {
                        $restriction_type = $this->sanitize($restriction['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($restriction['data'])) {
                        $restriction_value = $this->sanitize($restriction['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    $restrictions_parent[] = $this->registry->create(Restriction::class, [$restriction_relationship, $restriction_type, $restriction_value]);
                }
            } elseif ($restrictions = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'block')) {
                foreach ($restrictions as $restriction) {
                    $restriction_relationship = 'allow';
                    $restriction_type = null;
                    $restriction_value = 'itunes';
                    if (isset($restriction['data']) && strtolower($restriction['data']) === 'yes') {
                        $restriction_relationship = 'deny';
                    }
                    $restrictions_parent[] = $this->registry->create(Restriction::class, [$restriction_relationship, $restriction_type, $restriction_value]);
                }
            } elseif ($restrictions = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'restriction')) {
                foreach ($restrictions as $restriction) {
                    $restriction_relationship = null;
                    $restriction_type = null;
                    $restriction_value = null;
                    if (isset($restriction['attribs']['']['relationship'])) {
                        $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($restriction['attribs']['']['type'])) {
                        $restriction_type = $this->sanitize($restriction['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($restriction['data'])) {
                        $restriction_value = $this->sanitize($restriction['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    $restrictions_parent[] = $this->registry->create(Restriction::class, [$restriction_relationship, $restriction_type, $restriction_value]);
                }
            } elseif ($restrictions = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_ITUNES, 'block')) {
                foreach ($restrictions as $restriction) {
                    $restriction_relationship = 'allow';
                    $restriction_type = null;
                    $restriction_value = 'itunes';
                    if (isset($restriction['data']) && strtolower($restriction['data']) === 'yes') {
                        $restriction_relationship = 'deny';
                    }
                    $restrictions_parent[] = $this->registry->create(Restriction::class, [$restriction_relationship, $restriction_type, $restriction_value]);
                }
            }
            if (is_array($restrictions_parent)) {
                $restrictions_parent = array_values(array_unique($restrictions_parent));
            } else {
                $restrictions_parent = [new \SimplePie\Restriction('allow', null, 'default')];
            }

            // THUMBNAILS
            if ($thumbnails = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'thumbnail')) {
                foreach ($thumbnails as $thumbnail) {
                    if (isset($thumbnail['attribs']['']['url'])) {
                        $thumbnails_parent[] = $this->sanitize($thumbnail['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);
                    }
                }
            } elseif ($thumbnails = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'thumbnail')) {
                foreach ($thumbnails as $thumbnail) {
                    if (isset($thumbnail['attribs']['']['url'])) {
                        $thumbnails_parent[] = $this->sanitize($thumbnail['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);
                    }
                }
            }

            // TITLES
            if ($title_parent = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'title')) {
                if (isset($title_parent[0]['data'])) {
                    $title_parent = $this->sanitize($title_parent[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
            } elseif ($title_parent = $parent->get_channel_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'title')) {
                if (isset($title_parent[0]['data'])) {
                    $title_parent = $this->sanitize($title_parent[0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                }
            }

            // Clear the memory
            unset($parent);

            // Attributes
            $bitrate = null;
            $channels = null;
            $duration = null;
            $expression = null;
            $framerate = null;
            $height = null;
            $javascript = null;
            $lang = null;
            $length = null;
            $medium = null;
            $samplingrate = null;
            $type = null;
            $url = null;
            $width = null;

            // Elements
            $captions = null;
            $categories = null;
            $copyrights = null;
            $credits = null;
            $description = null;
            $hashes = null;
            $keywords = null;
            $player = null;
            $ratings = null;
            $restrictions = null;
            $thumbnails = null;
            $title = null;

            // If we have media:group tags, loop through them.
            foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_MEDIARSS, 'group') as $group) {
                if (isset($group['child']) && isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['content'])) {
                    // If we have media:content tags, loop through them.
                    foreach ((array) $group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['content'] as $content) {
                        if (isset($content['attribs']['']['url'])) {
                            // Attributes
                            $bitrate = null;
                            $channels = null;
                            $duration = null;
                            $expression = null;
                            $framerate = null;
                            $height = null;
                            $javascript = null;
                            $lang = null;
                            $length = null;
                            $medium = null;
                            $samplingrate = null;
                            $type = null;
                            $url = null;
                            $width = null;

                            // Elements
                            $captions = null;
                            $categories = null;
                            $copyrights = null;
                            $credits = null;
                            $description = null;
                            $hashes = null;
                            $keywords = null;
                            $player = null;
                            $ratings = null;
                            $restrictions = null;
                            $thumbnails = null;
                            $title = null;

                            // Start checking the attributes of media:content
                            if (isset($content['attribs']['']['bitrate'])) {
                                $bitrate = $this->sanitize($content['attribs']['']['bitrate'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            if (isset($content['attribs']['']['channels'])) {
                                $channels = $this->sanitize($content['attribs']['']['channels'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            if (isset($content['attribs']['']['duration'])) {
                                $duration = $this->sanitize($content['attribs']['']['duration'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            } else {
                                $duration = $duration_parent;
                            }
                            if (isset($content['attribs']['']['expression'])) {
                                $expression = $this->sanitize($content['attribs']['']['expression'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            if (isset($content['attribs']['']['framerate'])) {
                                $framerate = $this->sanitize($content['attribs']['']['framerate'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            if (isset($content['attribs']['']['height'])) {
                                $height = $this->sanitize($content['attribs']['']['height'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            if (isset($content['attribs']['']['lang'])) {
                                $lang = $this->sanitize($content['attribs']['']['lang'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            if (isset($content['attribs']['']['fileSize'])) {
                                $length = intval($content['attribs']['']['fileSize']);
                            }
                            if (isset($content['attribs']['']['medium'])) {
                                $medium = $this->sanitize($content['attribs']['']['medium'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            if (isset($content['attribs']['']['samplingrate'])) {
                                $samplingrate = $this->sanitize($content['attribs']['']['samplingrate'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            if (isset($content['attribs']['']['type'])) {
                                $type = $this->sanitize($content['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            if (isset($content['attribs']['']['width'])) {
                                $width = $this->sanitize($content['attribs']['']['width'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            $url = $this->sanitize($content['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);

                            // Checking the other optional media: elements. Priority: media:content, media:group, item, channel

                            // CAPTIONS
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['text'])) {
                                foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['text'] as $caption) {
                                    $caption_type = null;
                                    $caption_lang = null;
                                    $caption_startTime = null;
                                    $caption_endTime = null;
                                    $caption_text = null;
                                    if (isset($caption['attribs']['']['type'])) {
                                        $caption_type = $this->sanitize($caption['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($caption['attribs']['']['lang'])) {
                                        $caption_lang = $this->sanitize($caption['attribs']['']['lang'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($caption['attribs']['']['start'])) {
                                        $caption_startTime = $this->sanitize($caption['attribs']['']['start'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($caption['attribs']['']['end'])) {
                                        $caption_endTime = $this->sanitize($caption['attribs']['']['end'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($caption['data'])) {
                                        $caption_text = $this->sanitize($caption['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    $captions[] = $this->registry->create(Caption::class, [$caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text]);
                                }
                                if (is_array($captions)) {
                                    $captions = array_values(array_unique($captions));
                                }
                            } elseif (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['text'])) {
                                foreach ($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['text'] as $caption) {
                                    $caption_type = null;
                                    $caption_lang = null;
                                    $caption_startTime = null;
                                    $caption_endTime = null;
                                    $caption_text = null;
                                    if (isset($caption['attribs']['']['type'])) {
                                        $caption_type = $this->sanitize($caption['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($caption['attribs']['']['lang'])) {
                                        $caption_lang = $this->sanitize($caption['attribs']['']['lang'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($caption['attribs']['']['start'])) {
                                        $caption_startTime = $this->sanitize($caption['attribs']['']['start'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($caption['attribs']['']['end'])) {
                                        $caption_endTime = $this->sanitize($caption['attribs']['']['end'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($caption['data'])) {
                                        $caption_text = $this->sanitize($caption['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    $captions[] = $this->registry->create(Caption::class, [$caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text]);
                                }
                                if (is_array($captions)) {
                                    $captions = array_values(array_unique($captions));
                                }
                            } else {
                                $captions = $captions_parent;
                            }

                            // CATEGORIES
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['category'])) {
                                foreach ((array) $content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['category'] as $category) {
                                    $term = null;
                                    $scheme = null;
                                    $label = null;
                                    if (isset($category['data'])) {
                                        $term = $this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($category['attribs']['']['scheme'])) {
                                        $scheme = $this->sanitize($category['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    } else {
                                        $scheme = 'http://search.yahoo.com/mrss/category_schema';
                                    }
                                    if (isset($category['attribs']['']['label'])) {
                                        $label = $this->sanitize($category['attribs']['']['label'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    $categories[] = $this->registry->create(Category::class, [$term, $scheme, $label]);
                                }
                            }
                            if (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['category'])) {
                                foreach ((array) $group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['category'] as $category) {
                                    $term = null;
                                    $scheme = null;
                                    $label = null;
                                    if (isset($category['data'])) {
                                        $term = $this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($category['attribs']['']['scheme'])) {
                                        $scheme = $this->sanitize($category['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    } else {
                                        $scheme = 'http://search.yahoo.com/mrss/category_schema';
                                    }
                                    if (isset($category['attribs']['']['label'])) {
                                        $label = $this->sanitize($category['attribs']['']['label'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    $categories[] = $this->registry->create(Category::class, [$term, $scheme, $label]);
                                }
                            }
                            if (is_array($categories) && is_array($categories_parent)) {
                                $categories = array_values(array_unique(array_merge($categories, $categories_parent)));
                            } elseif (is_array($categories)) {
                                $categories = array_values(array_unique($categories));
                            } elseif (is_array($categories_parent)) {
                                $categories = array_values(array_unique($categories_parent));
                            }

                            // COPYRIGHTS
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'])) {
                                $copyright_url = null;
                                $copyright_label = null;
                                if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'])) {
                                    $copyright_url = $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['data'])) {
                                    $copyright_label = $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                $copyrights = $this->registry->create(Copyright::class, [$copyright_url, $copyright_label]);
                            } elseif (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'])) {
                                $copyright_url = null;
                                $copyright_label = null;
                                if (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'])) {
                                    $copyright_url = $this->sanitize($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                if (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['data'])) {
                                    $copyright_label = $this->sanitize($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                $copyrights = $this->registry->create(Copyright::class, [$copyright_url, $copyright_label]);
                            } else {
                                $copyrights = $copyrights_parent;
                            }

                            // CREDITS
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['credit'])) {
                                foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['credit'] as $credit) {
                                    $credit_role = null;
                                    $credit_scheme = null;
                                    $credit_name = null;
                                    if (isset($credit['attribs']['']['role'])) {
                                        $credit_role = $this->sanitize($credit['attribs']['']['role'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($credit['attribs']['']['scheme'])) {
                                        $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    } else {
                                        $credit_scheme = 'urn:ebu';
                                    }
                                    if (isset($credit['data'])) {
                                        $credit_name = $this->sanitize($credit['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    $credits[] = $this->registry->create(Credit::class, [$credit_role, $credit_scheme, $credit_name]);
                                }
                                if (is_array($credits)) {
                                    $credits = array_values(array_unique($credits));
                                }
                            } elseif (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['credit'])) {
                                foreach ($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['credit'] as $credit) {
                                    $credit_role = null;
                                    $credit_scheme = null;
                                    $credit_name = null;
                                    if (isset($credit['attribs']['']['role'])) {
                                        $credit_role = $this->sanitize($credit['attribs']['']['role'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($credit['attribs']['']['scheme'])) {
                                        $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    } else {
                                        $credit_scheme = 'urn:ebu';
                                    }
                                    if (isset($credit['data'])) {
                                        $credit_name = $this->sanitize($credit['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    $credits[] = $this->registry->create(Credit::class, [$credit_role, $credit_scheme, $credit_name]);
                                }
                                if (is_array($credits)) {
                                    $credits = array_values(array_unique($credits));
                                }
                            } else {
                                $credits = $credits_parent;
                            }

                            // DESCRIPTION
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['description'])) {
                                $description = $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['description'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            } elseif (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['description'])) {
                                $description = $this->sanitize($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['description'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            } else {
                                $description = $description_parent;
                            }

                            // HASHES
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['hash'])) {
                                foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['hash'] as $hash) {
                                    $value = null;
                                    $algo = null;
                                    if (isset($hash['data'])) {
                                        $value = $this->sanitize($hash['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($hash['attribs']['']['algo'])) {
                                        $algo = $this->sanitize($hash['attribs']['']['algo'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    } else {
                                        $algo = 'md5';
                                    }
                                    $hashes[] = $algo.':'.$value;
                                }
                                if (is_array($hashes)) {
                                    $hashes = array_values(array_unique($hashes));
                                }
                            } elseif (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['hash'])) {
                                foreach ($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['hash'] as $hash) {
                                    $value = null;
                                    $algo = null;
                                    if (isset($hash['data'])) {
                                        $value = $this->sanitize($hash['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($hash['attribs']['']['algo'])) {
                                        $algo = $this->sanitize($hash['attribs']['']['algo'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    } else {
                                        $algo = 'md5';
                                    }
                                    $hashes[] = $algo.':'.$value;
                                }
                                if (is_array($hashes)) {
                                    $hashes = array_values(array_unique($hashes));
                                }
                            } else {
                                $hashes = $hashes_parent;
                            }

                            // KEYWORDS
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['keywords'])) {
                                if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['keywords'][0]['data'])) {
                                    $temp = explode(',', $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['keywords'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT));
                                    foreach ($temp as $word) {
                                        $keywords[] = trim($word);
                                    }
                                    unset($temp);
                                }
                                if (is_array($keywords)) {
                                    $keywords = array_values(array_unique($keywords));
                                }
                            } elseif (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['keywords'])) {
                                if (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['keywords'][0]['data'])) {
                                    $temp = explode(',', $this->sanitize($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['keywords'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT));
                                    foreach ($temp as $word) {
                                        $keywords[] = trim($word);
                                    }
                                    unset($temp);
                                }
                                if (is_array($keywords)) {
                                    $keywords = array_values(array_unique($keywords));
                                }
                            } else {
                                $keywords = $keywords_parent;
                            }

                            // PLAYER
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['player'])) {
                                $player = $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);
                            } elseif (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['player'])) {
                                $player = $this->sanitize($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);
                            } else {
                                $player = $player_parent;
                            }

                            // RATINGS
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['rating'])) {
                                foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['rating'] as $rating) {
                                    $rating_scheme = null;
                                    $rating_value = null;
                                    if (isset($rating['attribs']['']['scheme'])) {
                                        $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    } else {
                                        $rating_scheme = 'urn:simple';
                                    }
                                    if (isset($rating['data'])) {
                                        $rating_value = $this->sanitize($rating['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    $ratings[] = $this->registry->create(Rating::class, [$rating_scheme, $rating_value]);
                                }
                                if (is_array($ratings)) {
                                    $ratings = array_values(array_unique($ratings));
                                }
                            } elseif (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['rating'])) {
                                foreach ($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['rating'] as $rating) {
                                    $rating_scheme = null;
                                    $rating_value = null;
                                    if (isset($rating['attribs']['']['scheme'])) {
                                        $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    } else {
                                        $rating_scheme = 'urn:simple';
                                    }
                                    if (isset($rating['data'])) {
                                        $rating_value = $this->sanitize($rating['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    $ratings[] = $this->registry->create(Rating::class, [$rating_scheme, $rating_value]);
                                }
                                if (is_array($ratings)) {
                                    $ratings = array_values(array_unique($ratings));
                                }
                            } else {
                                $ratings = $ratings_parent;
                            }

                            // RESTRICTIONS
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['restriction'])) {
                                foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['restriction'] as $restriction) {
                                    $restriction_relationship = null;
                                    $restriction_type = null;
                                    $restriction_value = null;
                                    if (isset($restriction['attribs']['']['relationship'])) {
                                        $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($restriction['attribs']['']['type'])) {
                                        $restriction_type = $this->sanitize($restriction['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($restriction['data'])) {
                                        $restriction_value = $this->sanitize($restriction['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    $restrictions[] = $this->registry->create(Restriction::class, [$restriction_relationship, $restriction_type, $restriction_value]);
                                }
                                if (is_array($restrictions)) {
                                    $restrictions = array_values(array_unique($restrictions));
                                }
                            } elseif (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['restriction'])) {
                                foreach ($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['restriction'] as $restriction) {
                                    $restriction_relationship = null;
                                    $restriction_type = null;
                                    $restriction_value = null;
                                    if (isset($restriction['attribs']['']['relationship'])) {
                                        $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($restriction['attribs']['']['type'])) {
                                        $restriction_type = $this->sanitize($restriction['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    if (isset($restriction['data'])) {
                                        $restriction_value = $this->sanitize($restriction['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                    }
                                    $restrictions[] = $this->registry->create(Restriction::class, [$restriction_relationship, $restriction_type, $restriction_value]);
                                }
                                if (is_array($restrictions)) {
                                    $restrictions = array_values(array_unique($restrictions));
                                }
                            } else {
                                $restrictions = $restrictions_parent;
                            }

                            // THUMBNAILS
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['thumbnail'])) {
                                foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail) {
                                    $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);
                                }
                                if (is_array($thumbnails)) {
                                    $thumbnails = array_values(array_unique($thumbnails));
                                }
                            } elseif (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['thumbnail'])) {
                                foreach ($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail) {
                                    $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);
                                }
                                if (is_array($thumbnails)) {
                                    $thumbnails = array_values(array_unique($thumbnails));
                                }
                            } else {
                                $thumbnails = $thumbnails_parent;
                            }

                            // TITLES
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['title'])) {
                                $title = $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['title'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            } elseif (isset($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['title'])) {
                                $title = $this->sanitize($group['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['title'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            } else {
                                $title = $title_parent;
                            }

                            $this->data['enclosures'][] = $this->registry->create(Enclosure::class, [$url, $type, $length, null, $bitrate, $captions, $categories, $channels, $copyrights, $credits, $description, $duration, $expression, $framerate, $hashes, $height, $keywords, $lang, $medium, $player, $ratings, $restrictions, $samplingrate, $thumbnails, $title, $width]);
                        }
                    }
                }
            }

            // If we have standalone media:content tags, loop through them.
            if (isset($this->data['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['content'])) {
                foreach ((array) $this->data['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['content'] as $content) {
                    if (isset($content['attribs']['']['url']) || isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['player'])) {
                        // Attributes
                        $bitrate = null;
                        $channels = null;
                        $duration = null;
                        $expression = null;
                        $framerate = null;
                        $height = null;
                        $javascript = null;
                        $lang = null;
                        $length = null;
                        $medium = null;
                        $samplingrate = null;
                        $type = null;
                        $url = null;
                        $width = null;

                        // Elements
                        $captions = null;
                        $categories = null;
                        $copyrights = null;
                        $credits = null;
                        $description = null;
                        $hashes = null;
                        $keywords = null;
                        $player = null;
                        $ratings = null;
                        $restrictions = null;
                        $thumbnails = null;
                        $title = null;

                        // Start checking the attributes of media:content
                        if (isset($content['attribs']['']['bitrate'])) {
                            $bitrate = $this->sanitize($content['attribs']['']['bitrate'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        }
                        if (isset($content['attribs']['']['channels'])) {
                            $channels = $this->sanitize($content['attribs']['']['channels'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        }
                        if (isset($content['attribs']['']['duration'])) {
                            $duration = $this->sanitize($content['attribs']['']['duration'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        } else {
                            $duration = $duration_parent;
                        }
                        if (isset($content['attribs']['']['expression'])) {
                            $expression = $this->sanitize($content['attribs']['']['expression'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        }
                        if (isset($content['attribs']['']['framerate'])) {
                            $framerate = $this->sanitize($content['attribs']['']['framerate'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        }
                        if (isset($content['attribs']['']['height'])) {
                            $height = $this->sanitize($content['attribs']['']['height'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        }
                        if (isset($content['attribs']['']['lang'])) {
                            $lang = $this->sanitize($content['attribs']['']['lang'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        }
                        if (isset($content['attribs']['']['fileSize'])) {
                            $length = intval($content['attribs']['']['fileSize']);
                        }
                        if (isset($content['attribs']['']['medium'])) {
                            $medium = $this->sanitize($content['attribs']['']['medium'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        }
                        if (isset($content['attribs']['']['samplingrate'])) {
                            $samplingrate = $this->sanitize($content['attribs']['']['samplingrate'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        }
                        if (isset($content['attribs']['']['type'])) {
                            $type = $this->sanitize($content['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        }
                        if (isset($content['attribs']['']['width'])) {
                            $width = $this->sanitize($content['attribs']['']['width'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        }
                        if (isset($content['attribs']['']['url'])) {
                            $url = $this->sanitize($content['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);
                        }
                        // Checking the other optional media: elements. Priority: media:content, media:group, item, channel

                        // CAPTIONS
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['text'])) {
                            foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['text'] as $caption) {
                                $caption_type = null;
                                $caption_lang = null;
                                $caption_startTime = null;
                                $caption_endTime = null;
                                $caption_text = null;
                                if (isset($caption['attribs']['']['type'])) {
                                    $caption_type = $this->sanitize($caption['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                if (isset($caption['attribs']['']['lang'])) {
                                    $caption_lang = $this->sanitize($caption['attribs']['']['lang'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                if (isset($caption['attribs']['']['start'])) {
                                    $caption_startTime = $this->sanitize($caption['attribs']['']['start'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                if (isset($caption['attribs']['']['end'])) {
                                    $caption_endTime = $this->sanitize($caption['attribs']['']['end'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                if (isset($caption['data'])) {
                                    $caption_text = $this->sanitize($caption['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                $captions[] = $this->registry->create(Caption::class, [$caption_type, $caption_lang, $caption_startTime, $caption_endTime, $caption_text]);
                            }
                            if (is_array($captions)) {
                                $captions = array_values(array_unique($captions));
                            }
                        } else {
                            $captions = $captions_parent;
                        }

                        // CATEGORIES
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['category'])) {
                            foreach ((array) $content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['category'] as $category) {
                                $term = null;
                                $scheme = null;
                                $label = null;
                                if (isset($category['data'])) {
                                    $term = $this->sanitize($category['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                if (isset($category['attribs']['']['scheme'])) {
                                    $scheme = $this->sanitize($category['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                } else {
                                    $scheme = 'http://search.yahoo.com/mrss/category_schema';
                                }
                                if (isset($category['attribs']['']['label'])) {
                                    $label = $this->sanitize($category['attribs']['']['label'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                $categories[] = $this->registry->create(Category::class, [$term, $scheme, $label]);
                            }
                        }
                        if (is_array($categories) && is_array($categories_parent)) {
                            $categories = array_values(array_unique(array_merge($categories, $categories_parent)));
                        } elseif (is_array($categories)) {
                            $categories = array_values(array_unique($categories));
                        } elseif (is_array($categories_parent)) {
                            $categories = array_values(array_unique($categories_parent));
                        } else {
                            $categories = null;
                        }

                        // COPYRIGHTS
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'])) {
                            $copyright_url = null;
                            $copyright_label = null;
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'])) {
                                $copyright_url = $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['data'])) {
                                $copyright_label = $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['copyright'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                            }
                            $copyrights = $this->registry->create(Copyright::class, [$copyright_url, $copyright_label]);
                        } else {
                            $copyrights = $copyrights_parent;
                        }

                        // CREDITS
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['credit'])) {
                            foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['credit'] as $credit) {
                                $credit_role = null;
                                $credit_scheme = null;
                                $credit_name = null;
                                if (isset($credit['attribs']['']['role'])) {
                                    $credit_role = $this->sanitize($credit['attribs']['']['role'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                if (isset($credit['attribs']['']['scheme'])) {
                                    $credit_scheme = $this->sanitize($credit['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                } else {
                                    $credit_scheme = 'urn:ebu';
                                }
                                if (isset($credit['data'])) {
                                    $credit_name = $this->sanitize($credit['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                $credits[] = $this->registry->create(Credit::class, [$credit_role, $credit_scheme, $credit_name]);
                            }
                            if (is_array($credits)) {
                                $credits = array_values(array_unique($credits));
                            }
                        } else {
                            $credits = $credits_parent;
                        }

                        // DESCRIPTION
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['description'])) {
                            $description = $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['description'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        } else {
                            $description = $description_parent;
                        }

                        // HASHES
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['hash'])) {
                            foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['hash'] as $hash) {
                                $value = null;
                                $algo = null;
                                if (isset($hash['data'])) {
                                    $value = $this->sanitize($hash['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                if (isset($hash['attribs']['']['algo'])) {
                                    $algo = $this->sanitize($hash['attribs']['']['algo'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                } else {
                                    $algo = 'md5';
                                }
                                $hashes[] = $algo.':'.$value;
                            }
                            if (is_array($hashes)) {
                                $hashes = array_values(array_unique($hashes));
                            }
                        } else {
                            $hashes = $hashes_parent;
                        }

                        // KEYWORDS
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['keywords'])) {
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['keywords'][0]['data'])) {
                                $temp = explode(',', $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['keywords'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT));
                                foreach ($temp as $word) {
                                    $keywords[] = trim($word);
                                }
                                unset($temp);
                            }
                            if (is_array($keywords)) {
                                $keywords = array_values(array_unique($keywords));
                            }
                        } else {
                            $keywords = $keywords_parent;
                        }

                        // PLAYER
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['player'])) {
                            if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'])) {
                                $player = $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['player'][0]['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);
                            }
                        } else {
                            $player = $player_parent;
                        }

                        // RATINGS
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['rating'])) {
                            foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['rating'] as $rating) {
                                $rating_scheme = null;
                                $rating_value = null;
                                if (isset($rating['attribs']['']['scheme'])) {
                                    $rating_scheme = $this->sanitize($rating['attribs']['']['scheme'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                } else {
                                    $rating_scheme = 'urn:simple';
                                }
                                if (isset($rating['data'])) {
                                    $rating_value = $this->sanitize($rating['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                $ratings[] = $this->registry->create(Rating::class, [$rating_scheme, $rating_value]);
                            }
                            if (is_array($ratings)) {
                                $ratings = array_values(array_unique($ratings));
                            }
                        } else {
                            $ratings = $ratings_parent;
                        }

                        // RESTRICTIONS
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['restriction'])) {
                            foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['restriction'] as $restriction) {
                                $restriction_relationship = null;
                                $restriction_type = null;
                                $restriction_value = null;
                                if (isset($restriction['attribs']['']['relationship'])) {
                                    $restriction_relationship = $this->sanitize($restriction['attribs']['']['relationship'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                if (isset($restriction['attribs']['']['type'])) {
                                    $restriction_type = $this->sanitize($restriction['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                if (isset($restriction['data'])) {
                                    $restriction_value = $this->sanitize($restriction['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                                }
                                $restrictions[] = $this->registry->create(Restriction::class, [$restriction_relationship, $restriction_type, $restriction_value]);
                            }
                            if (is_array($restrictions)) {
                                $restrictions = array_values(array_unique($restrictions));
                            }
                        } else {
                            $restrictions = $restrictions_parent;
                        }

                        // THUMBNAILS
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['thumbnail'])) {
                            foreach ($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['thumbnail'] as $thumbnail) {
                                if (isset($thumbnail['attribs']['']['url'])) {
                                    $thumbnails[] = $this->sanitize($thumbnail['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI);
                                }
                            }
                            if (is_array($thumbnails)) {
                                $thumbnails = array_values(array_unique($thumbnails));
                            }
                        } else {
                            $thumbnails = $thumbnails_parent;
                        }

                        // TITLES
                        if (isset($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['title'])) {
                            $title = $this->sanitize($content['child'][\SimplePie\SimplePie::NAMESPACE_MEDIARSS]['title'][0]['data'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                        } else {
                            $title = $title_parent;
                        }

                        $this->data['enclosures'][] = $this->registry->create(Enclosure::class, [$url, $type, $length, null, $bitrate, $captions, $categories, $channels, $copyrights, $credits, $description, $duration, $expression, $framerate, $hashes, $height, $keywords, $lang, $medium, $player, $ratings, $restrictions, $samplingrate, $thumbnails, $title, $width]);
                    }
                }
            }

            foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'link') as $link) {
                if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] === 'enclosure') {
                    // Attributes
                    $bitrate = null;
                    $channels = null;
                    $duration = null;
                    $expression = null;
                    $framerate = null;
                    $height = null;
                    $javascript = null;
                    $lang = null;
                    $length = null;
                    $medium = null;
                    $samplingrate = null;
                    $type = null;
                    $url = null;
                    $width = null;

                    $url = $this->sanitize($link['attribs']['']['href'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($link));
                    if (isset($link['attribs']['']['type'])) {
                        $type = $this->sanitize($link['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($link['attribs']['']['length'])) {
                        $length = intval($link['attribs']['']['length']);
                    }
                    if (isset($link['attribs']['']['title'])) {
                        $title = $this->sanitize($link['attribs']['']['title'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    } else {
                        $title = $title_parent;
                    }

                    // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
                    $this->data['enclosures'][] = $this->registry->create(Enclosure::class, [$url, $type, $length, null, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title, $width]);
                }
            }

            foreach ((array) $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_03, 'link') as $link) {
                if (isset($link['attribs']['']['href']) && !empty($link['attribs']['']['rel']) && $link['attribs']['']['rel'] === 'enclosure') {
                    // Attributes
                    $bitrate = null;
                    $channels = null;
                    $duration = null;
                    $expression = null;
                    $framerate = null;
                    $height = null;
                    $javascript = null;
                    $lang = null;
                    $length = null;
                    $medium = null;
                    $samplingrate = null;
                    $type = null;
                    $url = null;
                    $width = null;

                    $url = $this->sanitize($link['attribs']['']['href'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($link));
                    if (isset($link['attribs']['']['type'])) {
                        $type = $this->sanitize($link['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($link['attribs']['']['length'])) {
                        $length = intval($link['attribs']['']['length']);
                    }

                    // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
                    $this->data['enclosures'][] = $this->registry->create(Enclosure::class, [$url, $type, $length, null, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width]);
                }
            }

            foreach ($this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_RSS_20, 'enclosure') ?? [] as $enclosure) {
                if (isset($enclosure['attribs']['']['url'])) {
                    // Attributes
                    $bitrate = null;
                    $channels = null;
                    $duration = null;
                    $expression = null;
                    $framerate = null;
                    $height = null;
                    $javascript = null;
                    $lang = null;
                    $length = null;
                    $medium = null;
                    $samplingrate = null;
                    $type = null;
                    $url = null;
                    $width = null;

                    $url = $this->sanitize($enclosure['attribs']['']['url'], \SimplePie\SimplePie::CONSTRUCT_IRI, $this->get_base($enclosure));
                    $url = $this->feed->sanitize->https_url($url);
                    if (isset($enclosure['attribs']['']['type'])) {
                        $type = $this->sanitize($enclosure['attribs']['']['type'], \SimplePie\SimplePie::CONSTRUCT_TEXT);
                    }
                    if (isset($enclosure['attribs']['']['length'])) {
                        $length = intval($enclosure['attribs']['']['length']);
                    }

                    // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
                    $this->data['enclosures'][] = $this->registry->create(Enclosure::class, [$url, $type, $length, null, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width]);
                }
            }

            if (sizeof($this->data['enclosures']) === 0 && ($url || $type || $length || $bitrate || $captions_parent || $categories_parent || $channels || $copyrights_parent || $credits_parent || $description_parent || $duration_parent || $expression || $framerate || $hashes_parent || $height || $keywords_parent || $lang || $medium || $player_parent || $ratings_parent || $restrictions_parent || $samplingrate || $thumbnails_parent || $title_parent || $width)) {
                // Since we don't have group or content for these, we'll just pass the '*_parent' variables directly to the constructor
                $this->data['enclosures'][] = $this->registry->create(Enclosure::class, [$url, $type, $length, null, $bitrate, $captions_parent, $categories_parent, $channels, $copyrights_parent, $credits_parent, $description_parent, $duration_parent, $expression, $framerate, $hashes_parent, $height, $keywords_parent, $lang, $medium, $player_parent, $ratings_parent, $restrictions_parent, $samplingrate, $thumbnails_parent, $title_parent, $width]);
            }

            $this->data['enclosures'] = array_values(array_unique($this->data['enclosures']));
        }
        if (!empty($this->data['enclosures'])) {
            return $this->data['enclosures'];
        }

        return null;
    }

    /**
     * Get the latitude coordinates for the item
     *
     * Compatible with the W3C WGS84 Basic Geo and GeoRSS specifications
     *
     * Uses `<geo:lat>` or `<georss:point>`
     *
     * @since 1.0
     * @link http://www.w3.org/2003/01/geo/ W3C WGS84 Basic Geo
     * @link http://www.georss.org/ GeoRSS
     * @return string|null
     */
    public function get_latitude()
    {
        if ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_W3C_BASIC_GEO, 'lat')) {
            return (float) $return[0]['data'];
        } elseif (($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match)) {
            return (float) $match[1];
        }

        return null;
    }

    /**
     * Get the longitude coordinates for the item
     *
     * Compatible with the W3C WGS84 Basic Geo and GeoRSS specifications
     *
     * Uses `<geo:long>`, `<geo:lon>` or `<georss:point>`
     *
     * @since 1.0
     * @link http://www.w3.org/2003/01/geo/ W3C WGS84 Basic Geo
     * @link http://www.georss.org/ GeoRSS
     * @return string|null
     */
    public function get_longitude()
    {
        if ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_W3C_BASIC_GEO, 'long')) {
            return (float) $return[0]['data'];
        } elseif ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_W3C_BASIC_GEO, 'lon')) {
            return (float) $return[0]['data'];
        } elseif (($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_GEORSS, 'point')) && preg_match('/^((?:-)?[0-9]+(?:\.[0-9]+)) ((?:-)?[0-9]+(?:\.[0-9]+))$/', trim($return[0]['data']), $match)) {
            return (float) $match[2];
        }

        return null;
    }

    /**
     * Get the `<atom:source>` for the item
     *
     * @since 1.1
     * @return \SimplePie\Source|null
     */
    public function get_source()
    {
        if ($return = $this->get_item_tags(\SimplePie\SimplePie::NAMESPACE_ATOM_10, 'source')) {
            return $this->registry->create(Source::class, [$this, $return[0]]);
        }

        return null;
    }
}

class_alias('SimplePie\Item', 'SimplePie_Item');
حكاية أول حوار مع روبوت : محمد طه يروى الكواليس – tahkoom.com
تفاعل

حكاية أول حوار مع روبوت : محمد طه يروى الكواليس

أجابت الآلة على الأسئلة ؟: ماذا قال روبوت ل محمد طه؟

بعد 8 سنوات .. تنبؤات الروبوت تتحول إلى واقع..

حروب 2025 في حوار منذ2017؟

: محمد طه يكشف أسرار حول الذكاء الاصطناعي

كتبت : فرح سمير

تضمن حواراً فريدًا من نوعه، BBC في عام 2017، شهد الإعلام العربي حدثًا غير مسبوق، حيث تم بث مباشر عبر قناة العربية

أُجري مع روبوت مدعوم بالذكاء الاصطناعي يحاكي البشر .وكان هذا الحوار من تقديم الإعلامي محمد طه، مراسل الشؤون التكنولوجية في القناة

منذ ذلك الحين، واصل محمد طه تقديم أبرز التقارير والتغطيات لأهم المؤتمرات العالمية، وكان دائمًا مميز ا في تناول أحدث التطورات التكنولوجية وفي هذا اللقاء الحصري، يحدثنا عن كواليس حواره مع الروبوت “صوفيا”، ويتطرق إلى آرائه حول الذكاء الاصطناعي، ومستقبل الإعلام، والتحولات التقنية التي باتت تؤثر في كل القطاعات

– صف لي شعورك عندما أجابك الروبوت، واستطاع بالفعل مجاراة الحوار، نظرًا لأن المقابلة كانت في عام 2017 ؟

في البداية، كان لدي انطباع بأن الروبوت قد لا يكون كائناً مستقلًً، بل ربما يكون هناك شخص ما يتواصل معه أو يدعمه في تقديم الإجابات. لم أكن مقتنعاً في البداية بقدرة الروبوت على الرد على أسئلتي بشكل مستقل دون أي مساعدة من شخص آخر.هذا الأمر لم يكن شائعاً كما هو اليوم. 

أثناء تواجدي في معرض، تم إخباري بإمكانية إجراء محادثة مع روبوت، ولم أصدق ذلك. كان انطباعي الأول أن هناك شخصًا يستمع إلى سؤالي ويقوم بالرد عليه بشكل مستقل ودون تدخل بشري. لم أكن أتخيل أن الروبوت قادر على تقديم إجابات مباشرة من مكان ما أو من غرفة تحكم.  

– هل قمَتَ بتعديل أسلوبك الصحفي أو الحواري ليتناسب مع قدرة الروبوت على معالجة الأمر والتجاوب معك؟

كان هدفي الأساسي خلال الحوار ه والحفاظ على طبيعية التفاعل، وه وما شكل تحديًا كبيرًا. فعندما تواجه جهازًا توجه له أسئلة ويقوم بالرد عليك، فإن ذلك كان يعتبر في السابق نوعًا من الخيال. نحن في مجال الصحافة والإعلام نملك خبرة واسعة في التعامل مع البشر، حيث يمكنني رؤية تعبيرات وجهك وتفاعل جسدك مما يساعدني على تعديل أسلوبي وفق ذلك. لكن عند التعامل مع الروبوت، تفتقر إلى تعبيرات الوجه والملامح التفاعلية، مما يجعل ردود الفعل غير قابلة للتنب ؤ.

ما الذي لاحظته من فروقات واضحة في طريقة التعامل مع روبوت مقارنة بمقابلة إعلامية طبيعية مع إنسان؟

بالتأكيد هناك اختلافات تتعلق بتحضير المقابلة. عند إجراء مقابلة مع إنسان، يتم إعداد الحوار بناءً على شخصية الضيف وخلفيته. أما بالنسبة للروبوت فلم أكن أملك معلومات مسبقة عنه. كان تركيزي منصبًا على طبيعة الروبوت نفسه وعلاقته بالإنسان ومستقبله.

ذكرت في بداية المراسلة أن ردود أفعالها تشبه البشر، فهل تشبه ردود أفعال الروبوت وتعبير وجهه الإنسان؟ كما ذكرت أثناء تصوير المقابلة أن “الروبوت” المصنوع يحُاكي الأنثى البشرية، وحصل على الجنسية السعودية؟

نعم ذكرت بالفعل جنسيتهاً ولقد ذكرت بالفعل أن للروبوت تعبيرات وجه وحركات معينة تجعل الشخص يتساءل عما إذا كان يتعامل مع كائن بشري أو شبه بشري أو آلة. خلًل المقابلة لم نكن معتادين على هذه التقنية الجديدة.

– من خلال الحوار مع الروبوت، هل ترى أن الاندماج والتعامل مع الروبوتات يُعد تحدياً، أم أنه سهل التأقلم؟ وهل يمثل هذا تحدياً لنا كإعلاميين أو كبشر عمومًا؟

لا أعتقد أنه يمثل تحديًا كبيرًا؛ فقد أصبح الناس معتادين بشكل متزايد على الذكاء الاصطناعي وبدأوا يتأقلمون معه بسهولة. سأعطيك مثالًا آخر: كنتُ في إحدى الدول، وطلبتُ بعض أدوات تنظيف الأسنان، وعندما فتحت الباب، فوجئت بأن روبوت أحضرها لي. لم أستغرب، لأني بالفعل أصبحت أتوقع مثل هذه الأمور .

 في وقت الحوار عام 2017، هل واجهت أي صعوبات أو تحديات؟

بالتأكيد كانت هناك حالة من الاستغراب وكان التحدي يكمن في الحفاظ على أسلوب تلقائي وطبيعي رغم أنني كنت أتحدث إلى آلة. كان عليّ أن أتعامل معها كإنسان حقيقي، وأن أطرح عليها أسئلة كما أفعل في مقابلاتي المعتادة، حتى يكون الحوار سلسًا.

– خلال الحوار، طرحتَ سؤا الا: “بماذا ترغبين في العمل في المستقبل؟” فأجابت الروبوت “صوفيا” بإجابة مفاجئة حول التظاهرات الدموية. كيف استقبلت هذه الإجابة؟

كانت إجابتها صادمة للغاية وقد أثارت تساؤلات حول دقة توقعاتها والخوارزميات المستخدمة خلف تلك التحليلات التي صرحتها وكانت “في المستقبل سيكون هناك تظاهرات دموية وصراعات ما لم نصبح أكثر ذكاءً واجتماعية مثلي، وربما نساعد في التعامل مع هذا الوضع.”

في ذلك الوقت، لم تكن هناك مؤشرات على أي حروب أو صراعات، بل كانت الأمور مستقرة نسب ايا. لكن مع مرور السنوات، وقعت فعل ايا أحداث دموية وصراعات كبيرة.

هذا يثير التساؤلات حول دقة توقعات الذكاء الاصطناعي، والخوارزميات التي تقف خلف هذه التحليلات.  

هل تعتقد أن توقعاتها كانت مبنية على خوارزميات دقيقة، أم تدخل بشري؟

قد تكون مستندة إلى تحليلات بشرية أ و تقارير صحفية؛ فالروبوت لا يفكر كما نفكر، بل يعتمد على البيانات والخوارزميات المعقدة لتقديم توقعاته المستقبلية. هذا يجعلنا نعود إلى التساؤل: إلى أي مدى تستطيع الروبوتات أن تتعلّم ذاتيًا؟ وهل يمكن أن تتخذ قرارات مستقلة مستقبلاً ؟

هل من الممكن أن تنشئ الروبوتات شركات وتدير أعما الا مستقلة ؟

نعم، كان هناك تقارير أعدتها عن روبوتات قامت بتأسيس شركات خاصة بها وأصبحت تديرها بشكل مستقل تقريب اً باستثناء وجود شخص واحد فقط لدعم العمليات الإدارية. 

كنت قد غطيت مؤتمر باريس مؤخ ارا. ما أبرز ما جاء فيه؟

فرنسا نظّمت أكبر قمة عالمية للذكاء الاصطناعي منذ ستة أسابيع، وشاركت فيها شخصيات دولية رفيعة المستوى. شهد المؤتمر دعوات لوضع قوانين أخلاقية لتنظيم تطور الذكاء الاصطناعي بينما رفضت بعض الدول الكبرى مثل الولايات المتحدة وبريطانيا الالتزام بهذه المبادئ. الاستمرار في التطوير دون قيود.

وفي نهاية القمة، صدر “إعلان باريس”، الذي شددّ على أهمية مراعاة الأخلاقيات في تطوير الذكاء الاصطناعي.

إذا بنا ء على ما تم ذكره، بماذا توصي الصحفيين في الفترة القادمة؟ فيما يلتزمون به أ ويلتفتون إليه؟ وبماذا توصيهم أو ما النصائح التي تنصح الصحفيين أن يتبعوها لمجاراة التقدم المستم ر في التكنولوجيا أو الذكاء الاصطناعي؟  

يجب على الصحفيين تعلم استخدام الذكاء الاصطناعي وتطبيقه في كل جوانب عملهم، مثل إعداد الفيديوهات والبحث، مع الالتزام بالأخلًقية في استخدامه. هذه التقنية تسهل مهامهم وتوفر الوقت والجهد، مما يحسن جودة العمل. من الضروري أن يكون الجميع قادرين على تمييز الأعمال التي تنتجها الآلات وعدم الاعتماد عليها كلياً واستخدامها كأداة مساعدة. وانا كصحفي في التلفزيوني أركز على الجانب البصري واستخدم تقنياته الجرافيكية والتوضيحية الخاصة به عند الظهور في التلفزيون، ولا يعتمد على غيره في إنتاج عمله بفضل تعليمه وخبرته وفريقه الذي يساعده في إنتاج محتوى بصري قوي ومميز. ورغم تطور الذكاء الاصطناعي، فإنه لا يزال غير قادر على إنتاج أعمال تجمع بين العناصر البصرية والشخصية الفريدة للصحفي أو المراسل، ويخدم الصحفي فقط في مجال محدد. يجب على الصحفيين بناء شخصية وأسلوب وحضور خاص بهم ودمجها مع تقنياتهم ومعارفهم، وتوظيف الذكاء الاصطناعي بما يتناسب مع أسلوبهم وحضورهم لتحقيق فائدة أكبر. ينبغي على الصحفيين التفكير في القيمة المضافة والتركيز على الجودة لا الكمية، فالأهم هو محتوى وأهمية ما يقدم للجمهور لا عدد الأخبار. الكاتب يوجه تركيزه نحو إعداد تقرير مصور أسبوعي أو شهري شامل وعالي الجودة لجذب الجمهور. لذا، من الضروري أن يوجه الصحفيون اهتمامهم نحو تقديم محتوى عالي الجودة بدلاً من التركيز على الكم فقط.

-عند لمس الروبوت، هل كان هنا ك أي اختلاف ب ي ملمس جلد الإنسان وجلده؟

بالنسبة للمس بين جلد الإنسان وجلد الروبوت، لا يوجد فرق كبير. ومع ذلك، يتردد الناس في لمس الروبوت بسبب حساسية. الموضوع وارتباط ه بحقو ق الروبوت ككائن إنساني. وكان من الضروري مراعاة جميع الثقافات المختلفة ف ي هذا السياق. 

بما أن الحوار أُجري منذ ٨ أعوام ف ٢٠١٧، فما هى التطورات التى حدثت للروبوتات بشكل عا م خلال السنوات الثمان الماضية من وجهة نظرك ؟

نحن على أعتاب عقد جديد حيث يصعب تصور تأثير التكنولوجيا على مجالات مثل الإعلًم والطب والاقتصاد. جميع المؤسسات تفكر بجدية في مستقبل موظفيها وأنظمتها، مما يتطلب استعداًدًا كبيرًا للتغييرات المرتقبة. هناك شخصيات بارزة مثل إيلون ماسك تعبر عن أهمية استكشاف المريخ، وتدور نقاشات بينه وبين مؤسس وكالة ناسا حول أولويات الرحلًت الفضائية. يؤكد ماسك على  ضرورة إنشاء قاعدة  على المريخ نظرًا للتغيرات التي نشهدها على كوكب الأرض. 

 

 وفي نهاية الحوار، وبعد شكر ك له، و جه إليك سؤا لا  بصيغة تح د  وأمر، حيث قال” :قبل أن تمضي، ما هي توقعاتك للمستقبل؟”، فهل شعر ت حينها بالخطورة من تح ديه للعقل البشري؟ وهل توقعت أنه سيأتي يو م يكو ن فيه هو من يوجه الأسئلة ويغطي الأخبار ويحل محل الإعلامي؟

هذا السؤال جعلني أشعر بالراحة في التعامل مع الروبوت، حيث كان الحوار تفاعلياً وحقيقيًا .لم أكن أتوقع يومًا أن يأتي وقت يكون فيه روبوت هو من يسأل ويخطط الأخبار،  بل ويحاكي الإعلام بشكل عام .التكنولوجيا اليوم تفوق أي توقعات سابقة .قبل بضع .سنوات فقط، لم يكن هناك تصو ر لوجود روبوتات قادرة على التعامل مع الأخبار بنفس كفاءة البشر. 

من خلال خبرتك في المجال الإعلامي، هل سيقبل الجمهور بفكرة وجود مذيع برامج أو مراسل أو صحفي انه آلة ( روبوت)؟ هل هناك تجارب سابقة من بي بي سي تشير إلى تقبل الجمهور لهذا الأمر ؟

لا تزال مؤسسة البي بي سي تقوم بتجارب لفهم مدى تفاعل الجمهور واستجابته لهذه الآلات أو المذيعين الآليين قبل تنفيذها بشكل كامل. ستقوم البي بي سي بإجراء بحوث للجمهور لفهم كيفية تفاعله م مع الروبوتات والذكاء الاصطناعي ومقارنتها بالتفاعل مع الأشخاص العاديين. بالنظر إلى المستقبل، قد تتطور الروبوتات لتصبح أكثر ذكاءً وقدرة ً على التكيف مع احتياجات الجمهور 

 

بناءا على تقنية (Machine Learning)) نظرية التعلم الآلي: يرى إيلون ماسك أن نظرية التعلم الآلي قد تؤدي إلى تطور الروبوتات بشكل مستقل وقدرتها على التحكم بالبشر، وهو ما يظهر في أفلًم الذكاء الاصطناعي كمصدر للمخاوف والتحديات. يوجد خلًف بين ماسك وزوكربيرج حول هذا الاحتمال، حيث يعتبر زوكربيرج مخاوف ماسك مبالغًا فيها، بينما يشدد ماسك على أهمية الاستعداد لهذا السيناريو بحذر. في الوقت نفسه، تكشف الدراسات عن تطور علًقات عاطفية بين البشر والشات بوتس، وهي ظاهرة بدأت في الغرب وتظهر في الشرق الأوسط، مما يثير تساؤلات حول طبيعة العلًقة المستقبلية بين الإنسان والآلة وتأثيرها على مفاهيم السلطة والسيطرة.

في ختام هذا الحور المثير مع الإعلامي “محمد طه” ، نرى بوضوح كيف بدأ مشهد الإعلام والتقنية في التغي ر جذرياً منذ عام 2017 مع أول حوار تلفزيوني مع روبوت. تجربة طه مع “صوفيا” لم تكن مجرد حدث إعلامي فريد، ب ل كانت نافذة مبكرة على مستقبل يتقاطع فيه الإنسان والآلة بشكل متزايد. 

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