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<?php |
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namespace Gravatar; |
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/** |
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* Gravatar URL Builder. |
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* |
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* @author Márk Sági-Kazár <[email protected]> |
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*/ |
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final class UrlBuilder |
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{ |
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/** |
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* Gravatar endpoints. |
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*/ |
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const HTTP_ENDPOINT = 'http://www.gravatar.com'; |
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const HTTPS_ENDPOINT = 'https://secure.gravatar.com'; |
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/** |
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* @var array |
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*/ |
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protected $defaults = []; |
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/** |
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* Whether to use HTTPS endpoint. |
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* |
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* @var bool |
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*/ |
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protected $secure; |
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/** |
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* @param array $defaults |
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* @param bool $secure |
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*/ |
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public function __construct(array $defaults = [], $secure = true) |
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{ |
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$this->defaults = array_filter($defaults); |
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$this->secure = (bool) $secure; |
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} |
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/** |
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* Returns an Avatar URL. |
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* |
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* @param string $email |
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* @param array $options |
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* @param bool|null $secure |
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* |
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* @return string |
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*/ |
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public function avatar($email, array $options = [], $secure = null) |
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{ |
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$url = 'avatar/'.$this->createEmailHash($email); |
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$options = array_merge($this->defaults, array_filter($options)); |
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if (!empty($options)) { |
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$url .= '?'.http_build_query($options); |
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} |
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return $this->buildUrl($url, $secure); |
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} |
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/** |
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* Returns a profile URL. |
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* |
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* @param string $email |
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* @param bool|null $secure |
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* |
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* @return string |
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*/ |
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public function profile($email, $secure = null) |
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{ |
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return $this->buildUrl($this->createEmailHash($email), $secure); |
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} |
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/** |
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* Returns a vCard URL. |
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* |
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* @param string $email |
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* @param bool|null $secure |
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* |
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* @return string |
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*/ |
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public function vcard($email, $secure = null) |
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{ |
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return $this->profile($email, $secure).'.vcf'; |
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} |
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/** |
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* Returns a QR Code URL. |
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* |
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* @param string $email |
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* @param bool|null $secure |
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* |
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* @return string |
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*/ |
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public function qrCode($email, $secure = null) |
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{ |
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return $this->profile($email, $secure).'.qr'; |
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} |
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/** |
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* Creates a hash from an email address. |
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* |
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* @param string $email |
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* |
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* @return string |
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*/ |
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private function createEmailHash($email) |
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{ |
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if (!filter_var($email, FILTER_VALIDATE_EMAIL)) { |
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throw new \InvalidArgumentException('Invalid email address'); |
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} |
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return md5(strtolower(trim($email))); |
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} |
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/** |
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* Builds the URL based on the given parameters. |
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* |
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* @param string $resource |
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* @param bool|null $secure |
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* |
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* @return string |
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*/ |
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private function buildUrl($resource, $secure = null) |
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{ |
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$secure = isset($secure) ? (bool) $secure : $this->secure; |
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$endpoint = $secure ? self::HTTPS_ENDPOINT : self::HTTP_ENDPOINT; |
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return sprintf('%s/%s', $endpoint, $resource); |
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} |
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} |
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gravatarphp /
gravatar
