File Content: Breadcrumbs.php <?php /** * Zend Framework * * LICENSE * * This source file is subject to the new BSD license that is bundled * with this package in the file LICENSE.txt. * It is also available through the world-wide-web at this URL: * http://framework.zend.com/license/new-bsd * If you did not receive a copy of the license and are unable to * obtain it through the world-wide-web, please send an email * to license@zend.com so we can send you a copy immediately. * * @category Zend * @package Zend_View * @subpackage Helper * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License * @version $Id$ */ /** * @see Zend_View_Helper_Navigation_HelperAbstract */ ;// require_once 'Zend/View/Helper/Navigation/HelperAbstract.php'; /** * Helper for printing breadcrumbs * * @category Zend * @package Zend_View * @subpackage Helper * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ class Zend_View_Helper_Navigation_Breadcrumbs extends Zend_View_Helper_Navigation_HelperAbstract { /** * Breadcrumbs separator string * * @var string */ protected $_separator = ' &gt; '; /** * The minimum depth a page must have to be included when rendering * * @var int */ protected $_minDepth = 1; /** * Whether last page in breadcrumb should be hyperlinked * * @var bool */ protected $_linkLast = false; /** * Partial view script to use for rendering menu * * @var string|array */ protected $_partial; /** * View helper entry point: * Retrieves helper and optionally sets container to operate on * * @param ?Zend_Navigation_Container $container [optional] container to * operate on * @return Zend_View_Helper_Navigation_Breadcrumbs fluent interface, * returns self */ public function breadcrumbs(?Zend_Navigation_Container $container = null) { if (null !== $container) { $this->setContainer($container); } return $this; } // Accessors: /** * Sets breadcrumb separator * * @param string $separator separator string * @return Zend_View_Helper_Navigation_Breadcrumbs fluent interface, * returns self */ public function setSeparator($separator) { if (is_string($separator)) { $this->_separator = $separator; } return $this; } /** * Returns breadcrumb separator * * @return string breadcrumb separator */ public function getSeparator() { return $this->_separator; } /** * Sets whether last page in breadcrumbs should be hyperlinked * * @param bool $linkLast whether last page should * be hyperlinked * @return Zend_View_Helper_Navigation_Breadcrumbs fluent interface, * returns self */ public function setLinkLast($linkLast) { $this->_linkLast = (bool) $linkLast; return $this; } /** * Returns whether last page in breadcrumbs should be hyperlinked * * @return bool whether last page in breadcrumbs should be hyperlinked */ public function getLinkLast() { return $this->_linkLast; } /** * Sets which partial view script to use for rendering menu * * @param string|array $partial partial view script or * null. If an array is * given, it is expected to * contain two values; * the partial view script * to use, and the module * where the script can be * found. * @return Zend_View_Helper_Navigation_Breadcrumbs fluent interface, * returns self */ public function setPartial($partial) { if (null === $partial || is_string($partial) || is_array($partial)) { $this->_partial = $partial; } return $this; } /** * Returns partial view script to use for rendering menu * * @return string|array|null */ public function getPartial() { return $this->_partial; } // Render methods: /** * Renders breadcrumbs by chaining 'a' elements with the separator * registered in the helper * * @param ?Zend_Navigation_Container $container [optional] container to * render. Default is to * render the container * registered in the helper. * @return string helper output */ public function renderStraight(?Zend_Navigation_Container $container = null) { if (null === $container) { $container = $this->getContainer(); } // find deepest active if (!$active = $this->findActive($container)) { return ''; } $active = $active['page']; // put the deepest active page last in breadcrumbs if ($this->getLinkLast()) { $html = $this->htmlify($active); } else { $html = $active->getLabel(); if ($this->getUseTranslator() && $t = $this->getTranslator()) { $html = $t->translate($html); } $html = $this->view->escape($html); } // walk back to root while ($parent = $active->getParent()) { if ($parent instanceof Zend_Navigation_Page) { // prepend crumb to html $html = $this->htmlify($parent) . $this->getSeparator() . $html; } if ($parent === $container) { // at the root of the given container break; } $active = $parent; } return strlen($html) ? $this->getIndent() . $html : ''; } /** * Renders the given $container by invoking the partial view helper * * The container will simply be passed on as a model to the view script, * so in the script it will be available in <code>$this->container</code>. * * @param ?Zend_Navigation_Container $container [optional] container to * pass to view script. * Default is to use the * container registered in the * helper. * @param string|array $partial [optional] partial view * script to use. Default is * to use the partial * registered in the helper. * If an array is given, it is * expected to contain two * values; the partial view * script to use, and the * module where the script can * be found. * @return string helper output */ public function renderPartial(?Zend_Navigation_Container $container = null, $partial = null) { if (null === $container) { $container = $this->getContainer(); } if (null === $partial) { $partial = $this->getPartial(); } if (empty($partial)) { ;// require_once 'Zend/View/Exception.php'; $e = new Zend_View_Exception( 'Unable to render menu: No partial view script provided' ); $e->setView($this->view); throw $e; } // put breadcrumb pages in model $model = array('pages' => array()); if ($active = $this->findActive($container)) { $active = $active['page']; $model['pages'][] = $active; while ($parent = $active->getParent()) { if ($parent instanceof Zend_Navigation_Page) { $model['pages'][] = $parent; } else { break; } if ($parent === $container) { // break if at the root of the given container break; } $active = $parent; } $model['pages'] = array_reverse($model['pages']); } if (is_array($partial)) { if (count($partial) != 2) { ;// require_once 'Zend/View/Exception.php'; $e = new Zend_View_Exception( 'Unable to render menu: A view partial supplied as ' . 'an array must contain two values: partial view ' . 'script and module where script can be found' ); $e->setView($this->view); throw $e; } return $this->view->partial($partial[0], $partial[1], $model); } return $this->view->partial($partial, null, $model); } // Zend_View_Helper_Navigation_Helper: /** * Renders helper * * Implements {@link Zend_View_Helper_Navigation_Helper::render()}. * * @param ?Zend_Navigation_Container $container [optional] container to * render. Default is to * render the container * registered in the helper. * @return string helper output */ public function render(?Zend_Navigation_Container $container = null) { if ($partial = $this->getPartial()) { return $this->renderPartial($container, $partial); } else { return $this->renderStraight($container); } } } Submit