ExternalViewHelper.php

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<?php

/*                                                                        *
 * This script belongs to the FLOW3 package "Fluid".                      *
 *                                                                        *
 * It is free software; you can redistribute it and/or modify it under    *
 * the terms of the GNU Lesser General Public License as published by the *
 * Free Software Foundation, either version 3 of the License, or (at your *
 * option) any later version.                                             *
 *                                                                        *
 * This script is distributed in the hope that it will be useful, but     *
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHAN-    *
 * TABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser       *
 * General Public License for more details.                               *
 *                                                                        *
 * You should have received a copy of the GNU Lesser General Public       *
 * License along with the script.                                         *
 * If not, see http://www.gnu.org/licenses/lgpl.html                      *
 *                                                                        *
 * The TYPO3 project - inspiring people to share!                         *
 *                                                                        */

/**
 * A view helper for creating URIs to external targets.
 * Currently the specified URI is simply passed through.
 *
 * = Examples =
 *
 * <code>
 * <f:uri.external uri="http://www.typo3.org" />
 * </code>
 * <output>
 * http://www.typo3.org
 * </output>
 *
 * @license http://www.gnu.org/licenses/lgpl.html GNU Lesser General Public License, version 3 or later
 * @api
 */
class Tx_Fluid_ViewHelpers_Uri_ExternalViewHelper extends Tx_Fluid_Core_ViewHelper_AbstractViewHelper {

    /**
     * @param string $uri the target URI
     * @param string $defaultScheme scheme the result will be prefixed with if specified $uri does not contain a scheme already
     * @return string rendered URI
     * @author Bastian Waidelich <bastian@typo3.org>
     * @api
     */
    public function render($uri, $defaultScheme = 'http') {
        $scheme = parse_url($uri, PHP_URL_SCHEME);
        if ($scheme === NULL && $defaultScheme !== '') {
            $uri = $defaultScheme . '://' . $uri;
        }
        return $uri;
    }
}


?>