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<?php

/**
 * Url.php.
 *
 * @author Michael Pratt <pratt@hablarmierda.net>
 *
 * @link   http://www.michael-pratt.com/
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Embera;

/**
 * This class is used to preform common/popular
 * tasks into a url string.
 */
class Url
{
    /** @var string The url */
    protected $url;

/** @var string Placeholder for the original url */
    protected $original;

/**
     * Construct.
     *
     * @param string $url A valid url string
     */
    public function __construct($url)
    {
        $this->url = $this->original = preg_replace('~^embed:~i', 'http:', $url);
    }

/**
     * Returns the full url when
     * the object is casted into a string.
     *
     * @return string
     */
    public function __toString()
    {
        return $this->url;
    }

/**
     * Searches the url for a pattern $pattern.
     * If the pattern matches, the url is marked as invalid
     * and is emptied.
     *
     * @param string $pattern
     */
    public function invalidPattern($pattern)
    {
        if (preg_match('~'.$pattern.'~i', $this->url)) {
            $this->url = '';
        }
    }

/**
     * Overwrites the value of $this->url with
     * the given parameter.
     *
     * @param string $url
     */
    public function overwrite($url)
    {
        $this->url = $url;
    }

/**
     * Discards changes made to a url, and goes back to the original
     * url.
     */
    public function discardChanges()
    {
        $this->url = $this->original;
    }

/**
     * Strips the query string from the url.
     */
    public function stripQueryString()
    {
        $this->url = preg_replace('~(\?|#)(.*)$~i', '', $this->url);
    }

/**
     * Strips the / at the end of a url.
     */
    public function stripLastSlash()
    {
        $this->url = rtrim($this->url, '/');
    }

/**
     * Strips starting www from the url.
     */
    public function stripWWW()
    {
        $this->url = str_ireplace('://www.', '://', $this->url);
    }

/**
     * Adds www. subdomain to the urls.
     */
    public function addWWW()
    {
        if (!preg_match('~^https?://www\.~i', $this->url)) {
            $this->url = str_ireplace('://', '://www.', $this->url);
        }
    }

/**
     * Replaces https protocol to http.
     */
    public function convertToHttp()
    {
        $this->url = str_ireplace('https://', 'http://', $this->url);
    }

/**
     * Replaces http protocol to https.
     */
    public function convertToHttps()
    {
        $this->url = str_ireplace('http://', 'https://', $this->url);
    }
}

[+] ..
[-] Autoload.php [edit]
[-] FakeResponse.php [edit]
[-] Url.php [edit]
[-] HttpRequest.php [edit]
[-] Providers.php [edit]
[+] Providers
[-] Oembed.php [edit]
[-] Embera.php [edit]
[+] Adapters
[-] Formatter.php [edit]