/**
* Return true if the content filtering is enabled.
*
* @return bool
*/
public function isFilteringEnabled()
{
if ($this->config === null) {
return $this->enable_filter;
}
return $this->config->getContentFiltering($this->enable_filter);
}
/**
* Get the list of folders that contains rules.
*
* @return array
*/
public function getRulesFolders()
{
$folders = array(__DIR__ . '/../Rules');
if ($this->config !== null && $this->config->getGrabberRulesFolder() !== null) {
$folders[] = $this->config->getGrabberRulesFolder();
}
return $folders;
}
/**
* Get a parser instance.
*
* @param string $url Site url
* @param string $content Feed content
* @param string $encoding HTTP encoding
*
* @return \AsteFeed\Parser\Parser
*/
public function getParser($url, $content, $encoding)
{
$format = $this->detectFormat($content);
if (empty($format)) {
throw new UnsupportedFeedFormatException('Unable to detect feed format');
}
$className = '\\AsteFeed\\Parser\\' . $format;
$parser = new $className($content, $encoding, $url);
$parser->setHashAlgo($this->config->getParserHashAlgo());
$parser->setTimezone($this->config->getTimezone());
$parser->setConfig($this->config);
return $parser;
}
/**
* Set config object.
*
* @param \AsteFeed\Config\Config $config Config instance
*
* @return \AsteFeed\Filter\Html
*/
public function setConfig($config)
{
$this->config = $config;
if ($this->config !== null) {
$this->attribute->setImageProxyCallback($this->config->getFilterImageProxyCallback());
$this->attribute->setImageProxyUrl($this->config->getFilterImageProxyUrl());
$this->attribute->setImageProxyProtocol($this->config->getFilterImageProxyProtocol());
$this->attribute->setIframeWhitelist($this->config->getFilterIframeWhitelist(array()));
$this->attribute->setIntegerAttributes($this->config->getFilterIntegerAttributes(array()));
$this->attribute->setAttributeOverrides($this->config->getFilterAttributeOverrides(array()));
$this->attribute->setRequiredAttributes($this->config->getFilterRequiredAttributes(array()));
$this->attribute->setMediaBlacklist($this->config->getFilterMediaBlacklist(array()));
$this->attribute->setMediaAttributes($this->config->getFilterMediaAttributes(array()));
$this->attribute->setSchemeWhitelist($this->config->getFilterSchemeWhitelist(array()));
$this->attribute->setWhitelistedAttributes($this->config->getFilterWhitelistedTags(array()));
$this->tag->setWhitelistedTags(array_keys($this->config->getFilterWhitelistedTags(array())));
}
return $this;
}
/**
* Download the HTML content.
*
* @return bool
*/
public function download()
{
if (!empty($this->url)) {
// Clear everything
$this->html = '';
$this->content = '';
$this->encoding = '';
try {
$client = Client::getInstance();
$client->setConfig($this->config);
$client->setTimeout($this->config->getGrabberTimeout());
$client->setUserAgent($this->config->getGrabberUserAgent());
$client->execute($this->url);
$this->url = $client->getUrl();
$this->html = $client->getContent();
$this->encoding = $client->getEncoding();
return true;
} catch (ClientException $e) {
Logger::setMessage(get_called_class() . ': ' . $e->getMessage());
}
}
return false;
}
/**
* Check if a tag is on the whitelist.
*
* @param string $tag Tag name
*
* @return bool
*/
public function isAllowedTag($tag)
{
return in_array($tag, array_merge($this->tag_whitelist, array_keys($this->config->getFilterWhitelistedTags(array()))));
}
/**
* Set config object.
*
* @param \AsteFeed\Config\Config $config Config instance
*
* @return \AsteFeed\Client\Client
*/
public function setConfig(Config $config)
{
if ($config !== null) {
$this->setTimeout($config->getClientTimeout());
$this->setUserAgent($config->getClientUserAgent());
$this->setMaxRedirections($config->getMaxRedirections());
$this->setMaxBodySize($config->getMaxBodySize());
$this->setProxyHostname($config->getProxyHostname());
$this->setProxyPort($config->getProxyPort());
$this->setProxyUsername($config->getProxyUsername());
$this->setProxyPassword($config->getProxyPassword());
}
return $this;
}
