FreshRSS/lib/lib_rss.php

<?php
// tiré de Shaarli de Seb Sauvage
function small_hash ($txt) {

    $t = rtrim (base64_encode (hash ('crc32', $txt, true)), '=');
    $t = str_replace ('+', '-', $t); // Get rid of characters which need encoding in URLs.
    $t = str_replace ('/', '_', $t);
    $t = str_replace ('=', '@', $t);
    
    return $t;
}

function timestamptodate ($t, $hour = true) {
	$jour = date ('d', $t);
	$mois = date ('m', $t);
	$annee = date ('Y', $t);
	
	switch ($mois) {
	case 1:
		$mois = 'janvier';
		break;
	case 2:
		$mois = 'février';
		break;
	case 3:
		$mois = 'mars';
		break;
	case 4:
		$mois = 'avril';
		break;
	case 5:
		$mois = 'mai';
		break;
	case 6:
		$mois = 'juin';
		break;
	case 7:
		$mois = 'juillet';
		break;
	case 8:
		$mois = 'août';
		break;
	case 9:
		$mois = 'septembre';
		break;
	case 10:
		$mois = 'octobre';
		break;
	case 11:
		$mois = 'novembre';
		break;
	case 12:
		$mois = 'décembre';
		break;
	}
	
	$date = $jour . ' ' . $mois . ' ' . $annee;
	if ($hour) {
		return $date . date (' \à H\:i', $t);
	} else {
		return $date;
	}
}

function sortEntriesByDate ($entry1, $entry2) {
	return $entry2->date (true) - $entry1->date (true);
}
function sortReverseEntriesByDate ($entry1, $entry2) {
	return $entry1->date (true) - $entry2->date (true);
}

function get_domain ($url) {
	return parse_url($url, PHP_URL_HOST);
}

function opml_export ($cats) {
	$txt = '';
	
	foreach ($cats as $cat) {
		$txt .= '<outline text="' . $cat['name'] . '">' . "\n";
		
		foreach ($cat['feeds'] as $feed) {
			$txt .= "\t" . '<outline text="' . $feed->name () . '" type="rss" xmlUrl="' . $feed->url () . '" htmlUrl="' . $feed->website () . '" />' . "\n";
		}
		
		$txt .= '</outline>' . "\n";
	}
	
	return $txt;
}

function opml_import ($xml) {
	// TODO
}