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<?php
namespace Pageon\SlackWebhookMonolog\Slack;
use Pageon\SlackWebhookMonolog\Slack\Exceptions\InvalidUrlException;
use Pageon\SlackWebhookMonolog\Slack\Interfaces\IconInterface;
/**
* @author Jelmer Prins <[email protected]>
*
* @since 0.1.0
*/
class UrlIcon extends SerializeToString implements IconInterface
{
* @var string
private $iconUrl;
* UrlIcon constructor.
* @param string $iconUrl
public function __construct($iconUrl)
$this->setIcon($iconUrl);
}
* This will set the icon if the url is valid.
* @throws InvalidUrlException Thrown when the url is not valid
* @return $this
private function setIcon($iconUrl)
// remove the whitespace
$iconUrl = trim($iconUrl);
// @see https://gist.github.com/dperini/729294 and https://mathiasbynens.be/demo/url-regex
$urlValidationRegex = '_^(?:(?:https?|ftp)://)(?:\S+(?::\S*)?@)?(?:(?!10(?:\.\d{1,3}){3})(?!127(?:\.\d{1,3}){3})(?!169\.254(?:\.\d{1,3}){2})(?!192\.168(?:\.\d{1,3}){2})(?!172\.(?:1[6-9]|2\d|3[0-1])(?:\.\d{1,3}){2})(?:[1-9]\d?|1\d\d|2[01]\d|22[0-3])(?:\.(?:1?\d{1,2}|2[0-4]\d|25[0-5])){2}(?:\.(?:[1-9]\d?|1\d\d|2[0-4]\d|25[0-4]))|(?:(?:[a-z\x{00a1}-\x{ffff}0-9]+-?)*[a-z\x{00a1}-\x{ffff}0-9]+)(?:\.(?:[a-z\x{00a1}-\x{ffff}0-9]+-?)*[a-z\x{00a1}-\x{ffff}0-9]+)*(?:\.(?:[a-z\x{00a1}-\x{ffff}]{2,})))(?::\d{2,5})?(?:/[^\s]*)?$_iuS';
if (!preg_match($urlValidationRegex, $iconUrl)) {
throw new InvalidUrlException(sprintf('The url: "%s" is not a valid url.', $iconUrl), 400);
$this->iconUrl = $iconUrl;
return $this;
* {@inheritdoc}
public function getIcon()
return $this->iconUrl;
public function __toString()
return $this->getIcon();
* @inheritDoc
public function getType()
return 'url';
Pageon /
SlackWebhookMonolog
