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<?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) {
$opml = @simplexml_load_string ($xml);
if (!$opml) {
return array (array (), array ());
}
$categories = array ();
$feeds = array ();
foreach ($opml->body->outline as $outline) {
if (!isset ($outline['xmlUrl'])) {
// Catégorie
$title = '';
if (isset ($outline['text'])) {
$title = (string) $outline['text'];
} elseif (isset ($outline['title'])) {
$title = (string) $outline['title'];
}
if ($title) {
$cat = new Category ($title);
$categories[] = $cat;
$feeds = array_merge ($feeds, getFeedsOutline ($outline, $cat->id ()));
}
} else {
// Flux rss
$feeds[] = getFeed ($outline, '');
}
}
return array ($categories, $feeds);
}
/**
* import all feeds of a given outline tag
*/
function getFeedsOutline ($outline, $cat_id) {
$feeds = array ();
foreach ($outline->children () as $child) {
if (isset ($child['xmlUrl'])) {
$feeds[] = getFeed ($child, $cat_id);
} else {
$feeds = array_merge(
$feeds,
getFeedsOutline ($child, $cat_id)
);
}
}
return $feeds;
}
function getFeed ($outline, $cat_id) {
$url = (string) $outline['xmlUrl'];
$feed = new Feed ($url);
$feed->_category ($cat_id);
return $feed;
}
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