namespace Wallabag\CoreBundle\Helper;
-use \RecursiveIteratorIterator;
-use \RecursiveDirectoryIterator;
-
final class Tools
{
/**
- * Download a file (typically, for downloading pictures on web server)
+ * Download a file (typically, for downloading pictures on web server).
*
* @param $url
+ *
* @return bool|mixed|string
*/
public static function getFile($url)
{
$timeout = 15;
- $useragent = "Mozilla/5.0 (Windows NT 5.1; rv:18.0) Gecko/20100101 Firefox/18.0";
+ $useragent = 'Mozilla/5.0 (Windows NT 5.1; rv:18.0) Gecko/20100101 Firefox/18.0';
- if (in_array ('curl', get_loaded_extensions())) {
+ if (in_array('curl', get_loaded_extensions())) {
# Fetch feed from URL
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_HEADER, false);
# for ssl, do not verified certificate
- curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
- curl_setopt($curl, CURLOPT_AUTOREFERER, TRUE );
+ curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
+ curl_setopt($curl, CURLOPT_AUTOREFERER, true);
# FeedBurner requires a proper USER-AGENT...
curl_setopt($curl, CURL_HTTP_VERSION_1_1, true);
- curl_setopt($curl, CURLOPT_ENCODING, "gzip, deflate");
+ curl_setopt($curl, CURLOPT_ENCODING, 'gzip, deflate');
curl_setopt($curl, CURLOPT_USERAGENT, $useragent);
$data = curl_exec($curl);
array(
'http' => array(
'timeout' => $timeout,
- 'header' => "User-Agent: " . $useragent,
- 'follow_location' => true
+ 'header' => 'User-Agent: '.$useragent,
+ 'follow_location' => true,
),
'ssl' => array(
'verify_peer' => false,
- 'allow_self_signed' => true
- )
+ 'allow_self_signed' => true,
+ ),
)
);
$data = @file_get_contents($url, false, $context, -1, 4000000);
if (isset($http_response_header) and isset($http_response_header[0])) {
- $httpcodeOK = isset($http_response_header) and isset($http_response_header[0]) and ((strpos($http_response_header[0], '200 OK') !== FALSE) or (strpos($http_response_header[0], '301 Moved Permanently') !== FALSE));
+ $httpcodeOK = isset($http_response_header) and isset($http_response_header[0]) and ((strpos($http_response_header[0], '200 OK') !== false) or (strpos($http_response_header[0], '301 Moved Permanently') !== false));
}
}
# if response is not empty and response is OK
if (isset($data) and isset($httpcodeOK) and $httpcodeOK) {
-
# take charset of page and get it
preg_match('#<meta .*charset=.*>#Usi', $data, $meta);
preg_match('#charset="?(.*)"#si', $meta[0], $encoding);
# if charset is found set it otherwise, set it to utf-8
$html_charset = (!empty($encoding[1])) ? strtolower($encoding[1]) : 'utf-8';
- if (empty($encoding[1])) $encoding[1] = 'utf-8';
+ if (empty($encoding[1])) {
+ $encoding[1] = 'utf-8';
+ }
} else {
$html_charset = 'utf-8';
$encoding[1] = '';
}
# replace charset of url to charset of page
- $data = str_replace('charset=' . $encoding[1], 'charset=' . $html_charset, $data);
+ $data = str_replace('charset='.$encoding[1], 'charset='.$html_charset, $data);
return $data;
- }
- else {
- return FALSE;
+ } else {
+ return false;
}
}
/**
- * Encode a URL by using a salt
+ * Encode a URL by using a salt.
*
* @param $string
+ *
* @return string
*/
public static function encodeString($string)
{
- return sha1($string . SALT);
- }
-
- /**
- * Returns the correct header for a status code
- *
- * @param $status_code
- */
- private static function _status($status_code)
- {
- if (strpos(php_sapi_name(), 'apache') !== false) {
-
- header('HTTP/1.0 '.$status_code);
- }
- else {
-
- header('Status: '.$status_code);
- }
+ return sha1($string.SALT);
}
public static function generateToken()
} else {
$token = substr(base64_encode(file_get_contents('/dev/urandom', false, null, 0, 20)), 0, 15);
}
- }
- else {
+ } else {
$token = substr(base64_encode(uniqid(mt_rand(), true)), 0, 20);
}
return str_replace('+', '', $token);
}
+ /**
+ * For a given text, we calculate reading time for an article.
+ *
+ * @param $text
+ *
+ * @return float
+ */
+ public static function getReadingTime($text)
+ {
+ return floor(str_word_count(strip_tags($text)) / 200);
+ }
}