--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/View/Helper/Navigation/Breadcrumbs.php Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,331 @@
+<?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) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ * @version $Id: Breadcrumbs.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * @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) 2005-2010 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 = ' > ';
+
+ /**
+ * 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);
+ }
+ }
+}