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| <?php | |
| /** | |
| * Class FlagNavigation | |
| * | |
| * @package Translate\View\Helper | |
| * @author Nigel Hurnell | |
| * @version v.1.0.0 | |
| * @license BSD | |
| * @copyright Copyright (c) 2017, Nigel Hurnell | |
| */ | |
| namespace Translate\View\Helper; | |
| use Zend\View\Helper\AbstractHelper; | |
| use Translate\Service\LanguageManager; | |
| use Zend\Router\Http\RouteMatch; | |
| /** | |
| * This view helper class displays language navigation on all pages | |
| * | |
| * @package Translate\View\Helper | |
| * @author Nigel Hurnell | |
| * @version v.1.0.0 | |
| * @license BSD | |
| * @copyright Copyright (c) 2017, Nigel Hurnell | |
| */ | |
| class FlagNavigation extends AbstractHelper | |
| { | |
| /** | |
| * Service that handles translation logic (model) | |
| * | |
| * @var TranslationManager | |
| */ | |
| protected $h; | |
| /** | |
| * The locations of the enabled language flag images | |
| * | |
| * @var array | |
| */ | |
| protected $flagDir; | |
| /** | |
| * Instantiate class and inject TranslationManager service | |
| * | |
| * @param TranslationManager $languageManager | |
| */ | |
| public function __construct(LanguageManager $languageManager) | |
| { | |
| $this->languageManager = $languageManager; | |
| } | |
| /** | |
| * Renders the flag based navigation. | |
| * | |
| * @param view $view | |
| * @return string HTML code of the flag navigation. | |
| */ | |
| public function render($view) | |
| { | |
| $links = ''; | |
| $languages = $this->languageManager->getEnabledLanguages(); | |
| foreach ($languages as $language) { | |
| $updatedUrl = $this->getUpdatedUrl($language['locale'], $view); | |
| if ($updatedUrl) { | |
| $title = ' title="' . $language['language'] . '" '; | |
| $links .= '<a href="' . $updatedUrl . '"><img src="' . $language['src'] . '" ' . $title . ' /></a>'; | |
| } | |
| } | |
| return $links; | |
| } | |
| /** | |
| * Get new URL with updated language locale | |
| * | |
| * @param string $locale | |
| * @param view $view | |
| * @return string the URL of the page rendered into the locale language requested | |
| */ | |
| protected function getUpdatedUrl($locale, $view) | |
| { | |
| $updatedUrl = false; | |
| $routeMatch = $this->languageManager->getRouteMatch(); | |
| if (isset($routeMatch)) { | |
| $params = $routeMatch->getParams(); | |
| if ($locale !== $params['locale'] && array_key_exists('locale', $params)) { | |
| $params['locale'] = $locale; | |
| $updatedUrl = $view->url($routeMatch->getMatchedRouteName(), $params); | |
| } | |
| } | |
| return $updatedUrl; | |
| } | |
| } |