rss-bridge/bridges/FeedProxyBridge.php

<?php

class FeedProxyBridge extends FeedExpander
{
    const MAINTAINER = 'void';
    const NAME = 'FeedProxy';
    const URI = '';
    const DESCRIPTION = <<<'TEXT'
    This bridge simply parse an external RSS<br>
TEXT;

    const PARAMETERS = [
        [
            'feed_name' => [
                'name' => 'Feed name',
                'type' => 'text',
                'exampleValue' => 'FeedProxy',
            ],
            'feed_1' => [
                'name' => 'Feed url',
                'type' => 'text',
                'required' => true,
                'exampleValue' => 'https://lorem-rss.herokuapp.com/feed?unit=day'
            ],
            'limit' => self::LIMIT,
        ]
    ];

    /**
     * TODO: Consider a strategy which produces a shorter feed url
     */
    public function collectData()
    {
        $limit = (int)($this->getInput('limit') ?: 99);
        $feed = $this->getInput('feed_1');
        $this->collectExpandableDatas($feed, $limit);

        // Sort by timestamp, uri, title in descending order
        usort($this->items, function ($a, $b) {
            $t1 = $a['timestamp'] ?? $a['uri'] ?? $a['title'];
            $t2 = $b['timestamp'] ?? $b['uri'] ?? $b['title'];
            return $t2 <=> $t1;
        });
    }

    public function getName()
    {
        return $this->getInput('feed_name') ?: 'FeedProxy';
    }
}