function testToString()
{
$foo = \arc\lambda::prototype(['foofoo' => function () {
return 'foofoo';
}, '__toString' => function () {
return 'foobar';
}]);
$tst = (string) $foo;
$this->assertEquals('foobar', $tst);
}
function aggregator($client)
{
$aggregator = \arc\lambda::prototype();
$aggregator->renderItem = function ($item) {
if ($item->enclosure['url']) {
$img = h::a(['href' => $item->link->nodeValue], h::img(['src' => $item->enclosure['url'], 'alt' => '']));
} else {
$img = '';
}
$pubDate = h::time(relativeTime(strtotime(current($item->xpath('.//pubDate|.//dc:date')))));
return h::article(['class' => 'white-panel'], $img, h::h2(h::a(['href' => $item->link->nodeValue], $item->title->nodeValue)), $pubDate, h::p(['class' => 'description'], h::raw(strip_tags($item->description->nodeValue))));
};
$aggregator->renderItems = function ($items) {
$itemsString = '';
if (count($items)) {
foreach ($items as $item) {
$itemsString .= $this->renderItem($item);
}
} else {
$itemsString = h::div(['class' => 'warning'], 'No articles in this feed.');
}
return h::raw($itemsString);
};
$aggregator->renderFeeds = function ($feeds) {
return implode(array_map(function ($feed, $index) {
return h::div(['class' => 'feed'], h::h2($feed->channel->title->nodeValue), h::form(['class' => 'remove', 'method' => 'POST'], h::button(['name' => 'removeFeed', 'value' => $index], 'Remove')), h::a(['href' => $feed->channel->link->nodeValue], $feed->channel->link->nodeValue));
}, $feeds, array_keys($feeds)));
};
$aggregator->getPubDate = function ($item) {
return strtotime(current($item->xpath('.//pubDate|.//dc:date')));
};
$aggregator->getItems = function ($feeds) {
$allitems = call_user_func_array('array_merge', array_map(function ($rss) {
return array_map(function ($item) use($rss) {
$item->appendChild($rss->channel->cloneNode());
return $item;
}, $rss->getElementsByTagName('item'));
}, $feeds));
usort($allitems, function ($a, $b) {
return $this->getPubDate($a) < $this->getPubDate($b);
});
return $allitems;
};
$aggregator->getFeed = function ($url) use($client) {
$feed = $client->get($url);
try {
$rss = \arc\xml::parse($feed);
} catch (\Exception $e) {
$rss = \arc\html::parse($feed);
}
$rss->registerXPathNamespace('dc', 'http://purl.org/dc/elements/1.1/');
return $rss;
};
$aggregator->render = function ($feeds) {
$feeds = array_map(function ($feed) {
return $this->getFeed($feed);
}, $feeds);
$items = $this->getItems($feeds);
return h::section(['class' => 'items'], h::raw($this->renderItems($items))) . h::section(['class' => 'feeds'], h::raw($this->renderFeeds($feeds)));
};
return $aggregator;
}
