codysnider / tt-rss

plugins/af_youtube_embed/init.php

<?php
class Af_Youtube_Embed extends Plugin {
    private $host;

    public function about() {
        return array(1.0,
            "Embed videos in Youtube RSS feeds (and whitelist Youtube iframes)",
            "fox");
    }

    public function init($host) {
        $this->host = $host;

        $host->add_hook($host::HOOK_RENDER_ENCLOSURE, $this);
        $host->add_hook($host::HOOK_IFRAME_WHITELISTED, $this);
    }

    public function hook_iframe_whitelisted($src) {
        return in_array($src, ["www.youtube.com", "youtube.com", "youtu.be"]);
    }

    /**
     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
     */
    public function hook_render_enclosure($entry, $hide_images) {

The parameter $hide_images is not used and could be removed.

        $matches = array();

        if (preg_match("/\/\/www\.youtube\.com\/v\/([\w-]+)/", $entry["url"], $matches) ||
            preg_match("/\/\/www\.youtube\.com\/watch?v=([\w-]+)/", $entry["url"], $matches) ||
            preg_match("/\/\/youtu.be\/([\w-]+)/", $entry["url"], $matches)) {

            $vid_id = $matches[1];

            return "<iframe class=\"youtube-player\"
				type=\"text/html\" width=\"640\" height=\"385\"
				src=\"https://www.youtube.com/embed/$vid_id\"
				allowfullscreen frameborder=\"0\"></iframe>";

        }
    }

    public function api_version() {
        return 2;
    }

}