GoogleUrlApi Simple Class

GoogleURLAPI.php

<?php

/**
 * Class GoogleUrlApi
 */
class GoogleURLAPI
{
    /**
     * GoogleUrlApi constructor.
     * @param $key
     * @param string $apiURL
     */
    public function __construct($key, $apiURL = 'https://www.googleapis.com/urlshortener/v1/url')
    {
        // Keep the API Url
        $this->apiURL = $apiURL . '?key=' . $key;
    }

    /**
     * @param string $url
     * @param array|null $curl_option
     * @return mixed|bool
     * @throws \Exception
     */
    public function shorten($url, array $curl_option = null)
    {
        // Send information along
        $response = $this->send($url, true, $curl_option);

        if (isset($response['id'])) {
            return $response;
        }

        if (isset($response['error'])) {
            $error = $response['error'];
            throw new \Exception($error['message'], $error['code']);
        }

        return false;

    }

    /**
     * @param string $url
     * @param array|null $curl_option
     * @return mixed|bool
     * @throws \Exception
     */
    public function expand($url, array $curl_option = null)
    {
        // Send information along
        $response = $this->send($url, false, $curl_option);

        if (isset($response['longUrl'])) {
            return $response;
        }

        if (isset($response['error'])) {
            $error = $response['error'];
            throw new \Exception($error['message'], $error['code']);
        }

        return false;
    }

    /**
     * @param string $url
     * @param bool $shorten
     * @param array|null $curl_option
     * @return mixed
     */
    public function send($url, $shorten = true, array $curl_option = null)
    {
        // Create cURL
        $ch = curl_init();

        // If we're shortening a URL...
        if ($shorten) {
            curl_setopt($ch, CURLOPT_URL, $this->apiURL);
            curl_setopt($ch, CURLOPT_POST, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode(array("longUrl" => $url)));
            curl_setopt($ch, CURLOPT_HTTPHEADER, array("Content-Type: application/json"));
        } else {
            curl_setopt($ch, CURLOPT_URL, $this->apiURL . '&shortUrl=' . $url);
        }

        if ($curl_option !== null) {
            foreach ($curl_option as $opt => $val) {
                curl_setopt($ch, $opt, $val);
            }
        }

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

        // Execute the post
        $result = curl_exec($ch);

        // Close the connection
        curl_close($ch);

        // Return the result
        return json_decode($result, true);
    }
}