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<?php

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namespace EmbedPress\Providers;

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use Embera\Provider\ProviderAdapter;

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use Embera\Provider\ProviderInterface;

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use Embera\Url;

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(defined('ABSPATH') && defined('EMBEDPRESS_IS_LOADED')) or die("No direct script access allowed.");

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/**

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* Entity responsible to support SelfHosted embeds.

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* @package EmbedPress

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* @subpackage EmbedPress/Providers

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* @author EmbedPress <help@embedpress.com>

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* @license GPLv3 or later

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* @since 1.0.0

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class SelfHosted extends ProviderAdapter implements ProviderInterface

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{

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public function __construct($url, array $config = [])

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{

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parent::__construct($url, $config);

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$hosts_url = parse_url($url);

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$this->addHost($hosts_url['host']);

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}

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/** inline {@inheritdoc} */

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/**

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* Method that verifies if the embed URL belongs to SelfHosted.

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* @param Url $url

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* @return boolean

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* @since 1.0.0

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public function validateUrl(Url $url)

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{

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return (bool) preg_match(

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'/^(https?:\/\/)?(www\.)?[a-z0-9]+([\-\.]{1}[a-z0-9]+)*\.[a-z]{2,5}(:[0-9]{1,5})?(\/.*)?$/i',

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(string) $url

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);

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}

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public function validateSelfHostedVideo($url)

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{

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return (bool) preg_match(

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'/\.(mp4|mov|avi|wmv|flv|mkv|webm|mpeg|mpg)$/i',

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(string) $url

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);

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}

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public function validateSelfHostedAudio($url)

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{

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return (bool) preg_match(

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'/\.(mp3|wav|ogg|aac)$/i',

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(string) $url

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);

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}

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public function validateWrapper($url)

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{

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return (bool) preg_match(

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'/^(https?:\/\/)?(www\.)?[a-z0-9]+([\-\.]{1}[a-z0-9]+)*\.[a-z]{2,5}(:[0-9]{1,5})?(\/.*)?$/i',

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(string) $url

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);

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}

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public function fileExtention($fileUrl)

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{

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$pathInfo = pathinfo($fileUrl);

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if (isset($pathInfo['extension'])) {

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$fileExtension = $pathInfo['extension'];

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return $fileExtension;

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}

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}

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/**

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* This method fakes an Oembed response.

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* @since 1.0.0

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* @return array

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public function fakeResponse()

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{

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$src_url = urldecode($this->url);

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$provider_name = 'Self Hosterd';

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$width = isset($this->config['maxwidth']) ? $this->config['maxwidth'] : 600;

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$height = isset($this->config['maxheight']) ? $this->config['maxheight'] : 450;

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// Check if the url is already converted to the embed format

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if ($this->fileExtention($src_url) === 'ppsx' || $this->fileExtention($src_url) === 'pptx' || $this->fileExtention($src_url) === 'ppt' || $this->fileExtention($src_url) === 'xlsx' || $this->fileExtention($src_url) === 'xls' || $this->fileExtention($src_url) === 'doc' || $this->fileExtention($src_url) === 'docx') {

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$src_url = '//view.officeapps.live.com/op/embed.aspx?src=' . $this->url;

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}

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// Check if the url is already converted to the embed format

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$html = '';

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if ($this->validateSelfHostedVideo($this->url)) {

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$html = '<video controls width="' . esc_attr($width) . '" height="' . esc_attr($height) . '"> <source src="' . esc_url($this->url) . '" > </video>';

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} else if ($this->validateSelfHostedAudio($this->url)) {

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$html = '<audio controls> <source src="' . esc_url($this->url) . '" ></audio>';

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} else if ($this->validateWrapper($this->url)) {

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$provider_name = 'Wrapper';

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$html = '<iframe width="' . esc_attr($width) . '" height="' . esc_attr($height) . '" src="' . esc_url($src_url) . '" > </iframe>';

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} else {

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return [];

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}

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return [

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'type' => 'rich',

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'provider_name' => $provider_name,

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'provider_url' => site_url(),

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'title' => 'Unknown title',

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'html' => $html,

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];

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}

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/** inline @inheritDoc */

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public function modifyResponse(array $response = [])

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{

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return $this->fakeResponse();

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}

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}

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