/**
* Execute Item Processor
*
* @access public
* @param Feed $feed
* @param Item $item
* @return bool
*/
public function execute(Feed $feed, Item $item)
{
if ($this->config->getContentFiltering(true)) {
$filter = Filter::html($item->getContent(), $feed->getSiteUrl());
$filter->setConfig($this->config);
$item->setContent($filter->execute());
} else {
Logger::setMessage(get_called_class() . ': Content filtering disabled');
}
}
public function testOverrideFilters()
{
$data = '<iframe src="http://www.kickstarter.com/projects/lefnire/habitrpg-mobile/widget/video.html" height="480" width="640" frameborder="0"></iframe>';
$expected = '<iframe src="https://www.kickstarter.com/projects/lefnire/habitrpg-mobile/widget/video.html" height="480" width="640" frameborder="0"></iframe>';
$f = Filter::html($data, 'http://blabla');
$f->attribute->setIframeWhitelist(array('http://www.kickstarter.com'));
$this->assertEquals($expected, $f->execute());
$data = '<iframe src="http://www.youtube.com/bla" height="480" width="640" frameborder="0"></iframe>';
$f = Filter::html($data, 'http://blabla');
$f->attribute->setIframeWhitelist(array('http://www.kickstarter.com'));
$this->assertEmpty($f->execute());
$config = new Config();
$config->setFilterWhitelistedTags(array('p' => array('title')));
$f = Filter::html('<p>Test<strong>boo</strong></p>', 'http://blabla');
$f->setConfig($config);
$this->assertEquals('<p>Testboo</p>', $f->execute());
}
function addProxyToTags($html, $website, $proxy_images, $cloak_referrer)
{
if ($html === '' || !$cloak_referrer && !$proxy_images || !$cloak_referrer && $proxy_images && !Helper\isSecureConnection()) {
// only proxy enabled, but not connected via HTTPS
return $html;
}
$config = new PicoFeedConfig();
$config->setFilterImageProxyUrl('?action=proxy&url=%s');
if (!$cloak_referrer && $proxy_images) {
// image proxy mode only: https links do not need to be proxied, since
// they do not trigger mixed content warnings.
$config->setFilterImageProxyProtocol('http');
} elseif (!$proxy_images && $cloak_referrer && Helper\isSecureConnection()) {
// cloaking mode only: if a request from a HTTPS connection to a HTTP
// connection is made, the referrer will be omitted by the browser.
// Only the referrer for HTTPS to HTTPs requests needs to be cloaked.
$config->setFilterImageProxyProtocol('https');
}
$filter = Filter::html($html, $website);
$filter->setConfig($config);
return $filter->execute();
}
public function testsetFilterImageProxyCallback()
{
$config = new Config();
$config->setFilterImageProxyCallback(function ($image_url) {
$key = hash_hmac('sha1', $image_url, 'secret');
return 'https://mypublicproxy/' . $key . '/' . rawurlencode($image_url);
});
$f = Filter::html('<p>Image <img src="/image.png" alt="My Image"/></p>', 'http://foo');
$f->setConfig($config);
$this->assertEquals('<p>Image <img src="https://mypublicproxy/4924964043f3119b3cf2b07b1922d491bcc20092/' . rawurlencode('http://foo/image.png') . '" alt="My Image"/></p>', $f->execute());
}
/**
* Get filtered relevant content.
*
* @return string
*/
public function getFilteredContent()
{
$filter = Filter::html($this->content, $this->url);
$filter->setConfig($this->config);
return $filter->execute();
}