mirror of
https://github.com/torrentpier/torrentpier-lts.git
synced 2025-03-01 15:21:02 +03:00
770 lines
25 KiB
PHP
770 lines
25 KiB
PHP
<?php
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/**
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* Zend Framework (http://framework.zend.com/)
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*
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* @link http://github.com/zendframework/zf2 for the canonical source repository
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* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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namespace Zend\View\Helper\Navigation;
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use RecursiveIteratorIterator;
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use Zend\Navigation\AbstractContainer;
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use Zend\Navigation\Page\AbstractPage;
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use Zend\View\Exception;
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/**
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* Helper for rendering menus from navigation containers
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*/
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class Menu extends AbstractHelper
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{
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/**
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* Whether page class should be applied to <li> element
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*
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* @var bool
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*/
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protected $addClassToListItem = false;
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/**
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* Whether labels should be escaped
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*
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* @var bool
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*/
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protected $escapeLabels = true;
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/**
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* Whether only active branch should be rendered
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*
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* @var bool
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*/
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protected $onlyActiveBranch = false;
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/**
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* Partial view script to use for rendering menu
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*
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* @var string|array
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*/
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protected $partial = null;
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/**
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* Whether parents should be rendered when only rendering active branch
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*
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* @var bool
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*/
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protected $renderParents = true;
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/**
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* CSS class to use for the ul element
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*
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* @var string
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*/
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protected $ulClass = 'navigation';
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/**
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* CSS class to use for the active li element
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*
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* @var string
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*/
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protected $liActiveClass = 'active';
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/**
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* View helper entry point:
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* Retrieves helper and optionally sets container to operate on
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*
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* @param AbstractContainer $container [optional] container to operate on
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* @return self
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*/
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public function __invoke($container = null)
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{
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if (null !== $container) {
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$this->setContainer($container);
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}
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return $this;
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}
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/**
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* Renders menu
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*
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* Implements {@link HelperInterface::render()}.
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*
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* If a partial view is registered in the helper, the menu will be rendered
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* using the given partial script. If no partial is registered, the menu
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* will be rendered as an 'ul' element by the helper's internal method.
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*
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* @see renderPartial()
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* @see renderMenu()
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*
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* @param AbstractContainer $container [optional] container to render. Default is
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* to render the container registered in the helper.
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* @return string
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*/
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public function render($container = null)
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{
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$partial = $this->getPartial();
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if ($partial) {
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return $this->renderPartial($container, $partial);
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}
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return $this->renderMenu($container);
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}
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/**
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* Renders the deepest active menu within [$minDepth, $maxDepth], (called
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* from {@link renderMenu()})
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*
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* @param AbstractContainer $container container to render
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* @param string $ulClass CSS class for first UL
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* @param string $indent initial indentation
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* @param int|null $minDepth minimum depth
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* @param int|null $maxDepth maximum depth
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* @param bool $escapeLabels Whether or not to escape the labels
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* @param bool $addClassToListItem Whether or not page class applied to <li> element
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* @param string $liActiveClass CSS class for active LI
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* @return string
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*/
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protected function renderDeepestMenu(
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AbstractContainer $container,
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$ulClass,
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$indent,
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$minDepth,
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$maxDepth,
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$escapeLabels,
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$addClassToListItem,
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$liActiveClass
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) {
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if (!$active = $this->findActive($container, $minDepth - 1, $maxDepth)) {
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return '';
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}
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// special case if active page is one below minDepth
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if ($active['depth'] < $minDepth) {
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if (!$active['page']->hasPages(!$this->renderInvisible)) {
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return '';
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}
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} elseif (!$active['page']->hasPages(!$this->renderInvisible)) {
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// found pages has no children; render siblings
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$active['page'] = $active['page']->getParent();
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} elseif (is_int($maxDepth) && $active['depth'] +1 > $maxDepth) {
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// children are below max depth; render siblings
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$active['page'] = $active['page']->getParent();
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}
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/* @var $escaper \Zend\View\Helper\EscapeHtmlAttr */
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$escaper = $this->view->plugin('escapeHtmlAttr');
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$ulClass = $ulClass ? ' class="' . $escaper($ulClass) . '"' : '';
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$html = $indent . '<ul' . $ulClass . '>' . PHP_EOL;
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foreach ($active['page'] as $subPage) {
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if (!$this->accept($subPage)) {
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continue;
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}
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// render li tag and page
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$liClasses = array();
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// Is page active?
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if ($subPage->isActive(true)) {
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$liClasses[] = $liActiveClass;
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}
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// Add CSS class from page to <li>
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if ($addClassToListItem && $subPage->getClass()) {
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$liClasses[] = $subPage->getClass();
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}
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$liClass = empty($liClasses) ? '' : ' class="' . $escaper(implode(' ', $liClasses)) . '"';
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$html .= $indent . ' <li' . $liClass . '>' . PHP_EOL;
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$html .= $indent . ' ' . $this->htmlify($subPage, $escapeLabels, $addClassToListItem) . PHP_EOL;
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$html .= $indent . ' </li>' . PHP_EOL;
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}
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$html .= $indent . '</ul>';
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return $html;
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}
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/**
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* Renders helper
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*
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* Renders a HTML 'ul' for the given $container. If $container is not given,
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* the container registered in the helper will be used.
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*
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* Available $options:
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*
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*
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* @param AbstractContainer $container [optional] container to create menu from.
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* Default is to use the container retrieved
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* from {@link getContainer()}.
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* @param array $options [optional] options for controlling rendering
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* @return string
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*/
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public function renderMenu($container = null, array $options = array())
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{
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$this->parseContainer($container);
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if (null === $container) {
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$container = $this->getContainer();
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}
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$options = $this->normalizeOptions($options);
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if ($options['onlyActiveBranch'] && !$options['renderParents']) {
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$html = $this->renderDeepestMenu(
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$container,
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$options['ulClass'],
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$options['indent'],
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$options['minDepth'],
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$options['maxDepth'],
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$options['escapeLabels'],
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$options['addClassToListItem'],
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$options['liActiveClass']
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);
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} else {
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$html = $this->renderNormalMenu(
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$container,
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$options['ulClass'],
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$options['indent'],
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$options['minDepth'],
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$options['maxDepth'],
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$options['onlyActiveBranch'],
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$options['escapeLabels'],
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$options['addClassToListItem'],
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$options['liActiveClass']
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);
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}
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return $html;
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}
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/**
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* Renders a normal menu (called from {@link renderMenu()})
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*
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* @param AbstractContainer $container container to render
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* @param string $ulClass CSS class for first UL
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* @param string $indent initial indentation
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* @param int|null $minDepth minimum depth
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* @param int|null $maxDepth maximum depth
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* @param bool $onlyActive render only active branch?
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* @param bool $escapeLabels Whether or not to escape the labels
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* @param bool $addClassToListItem Whether or not page class applied to <li> element
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* @param string $liActiveClass CSS class for active LI
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* @return string
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*/
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protected function renderNormalMenu(
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AbstractContainer $container,
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$ulClass,
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$indent,
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$minDepth,
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$maxDepth,
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$onlyActive,
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$escapeLabels,
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$addClassToListItem,
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$liActiveClass
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) {
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$html = '';
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// find deepest active
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$found = $this->findActive($container, $minDepth, $maxDepth);
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/* @var $escaper \Zend\View\Helper\EscapeHtmlAttr */
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$escaper = $this->view->plugin('escapeHtmlAttr');
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if ($found) {
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$foundPage = $found['page'];
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$foundDepth = $found['depth'];
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} else {
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$foundPage = null;
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}
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// create iterator
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$iterator = new RecursiveIteratorIterator(
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$container,
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RecursiveIteratorIterator::SELF_FIRST
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);
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if (is_int($maxDepth)) {
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$iterator->setMaxDepth($maxDepth);
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}
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// iterate container
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$prevDepth = -1;
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foreach ($iterator as $page) {
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$depth = $iterator->getDepth();
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$isActive = $page->isActive(true);
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if ($depth < $minDepth || !$this->accept($page)) {
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// page is below minDepth or not accepted by acl/visibility
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continue;
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} elseif ($onlyActive && !$isActive) {
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// page is not active itself, but might be in the active branch
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$accept = false;
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if ($foundPage) {
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if ($foundPage->hasPage($page)) {
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// accept if page is a direct child of the active page
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$accept = true;
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} elseif ($foundPage->getParent()->hasPage($page)) {
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// page is a sibling of the active page...
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if (!$foundPage->hasPages(!$this->renderInvisible) ||
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is_int($maxDepth) && $foundDepth + 1 > $maxDepth) {
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// accept if active page has no children, or the
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// children are too deep to be rendered
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$accept = true;
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}
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}
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}
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if (!$accept) {
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continue;
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}
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}
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// make sure indentation is correct
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$depth -= $minDepth;
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$myIndent = $indent . str_repeat(' ', $depth);
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if ($depth > $prevDepth) {
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// start new ul tag
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if ($ulClass && $depth == 0) {
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$ulClass = ' class="' . $escaper($ulClass) . '"';
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} else {
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$ulClass = '';
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}
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$html .= $myIndent . '<ul' . $ulClass . '>' . PHP_EOL;
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} elseif ($prevDepth > $depth) {
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// close li/ul tags until we're at current depth
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for ($i = $prevDepth; $i > $depth; $i--) {
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$ind = $indent . str_repeat(' ', $i);
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$html .= $ind . ' </li>' . PHP_EOL;
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$html .= $ind . '</ul>' . PHP_EOL;
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}
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// close previous li tag
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$html .= $myIndent . ' </li>' . PHP_EOL;
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} else {
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// close previous li tag
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$html .= $myIndent . ' </li>' . PHP_EOL;
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}
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// render li tag and page
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$liClasses = array();
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// Is page active?
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if ($isActive) {
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$liClasses[] = $liActiveClass;
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}
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// Add CSS class from page to <li>
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if ($addClassToListItem && $page->getClass()) {
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$liClasses[] = $page->getClass();
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}
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$liClass = empty($liClasses) ? '' : ' class="' . $escaper(implode(' ', $liClasses)) . '"';
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$html .= $myIndent . ' <li' . $liClass . '>' . PHP_EOL
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. $myIndent . ' ' . $this->htmlify($page, $escapeLabels, $addClassToListItem) . PHP_EOL;
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// store as previous depth for next iteration
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$prevDepth = $depth;
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}
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if ($html) {
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// done iterating container; close open ul/li tags
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for ($i = $prevDepth+1; $i > 0; $i--) {
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$myIndent = $indent . str_repeat(' ', $i-1);
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$html .= $myIndent . ' </li>' . PHP_EOL
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. $myIndent . '</ul>' . PHP_EOL;
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}
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$html = rtrim($html, PHP_EOL);
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}
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return $html;
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}
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/**
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* Renders the given $container by invoking the partial view helper
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*
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* The container will simply be passed on as a model to the view script
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* as-is, and will be available in the partial script as 'container', e.g.
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* <code>echo 'Number of pages: ', count($this->container);</code>.
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*
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* @param AbstractContainer $container [optional] container to pass to view
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* script. Default is to use the container
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* registered in the helper.
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* @param string|array $partial [optional] partial view script to use.
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* Default is to use the partial
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* registered in the helper. If an array
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* is given, it is expected to contain two
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* values; the partial view script to use,
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* and the module where the script can be
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* found.
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* @return string
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* @throws Exception\RuntimeException if no partial provided
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* @throws Exception\InvalidArgumentException if partial is invalid array
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*/
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public function renderPartial($container = null, $partial = null)
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{
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$this->parseContainer($container);
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if (null === $container) {
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$container = $this->getContainer();
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}
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if (null === $partial) {
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$partial = $this->getPartial();
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}
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if (empty($partial)) {
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throw new Exception\RuntimeException(
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'Unable to render menu: No partial view script provided'
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);
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}
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$model = array(
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'container' => $container
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);
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/** @var \Zend\View\Helper\Partial $partialHelper */
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$partialHelper = $this->view->plugin('partial');
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if (is_array($partial)) {
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if (count($partial) != 2) {
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throw new Exception\InvalidArgumentException(
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'Unable to render menu: A view partial supplied as '
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. 'an array must contain two values: partial view '
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. 'script and module where script can be found'
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);
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}
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return $partialHelper($partial[0], $model);
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}
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return $partialHelper($partial, $model);
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}
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/**
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* Renders the inner-most sub menu for the active page in the $container
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*
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* This is a convenience method which is equivalent to the following call:
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* <code>
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* renderMenu($container, array(
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* 'indent' => $indent,
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* 'ulClass' => $ulClass,
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* 'minDepth' => null,
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* 'maxDepth' => null,
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* 'onlyActiveBranch' => true,
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* 'renderParents' => false,
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* 'liActiveClass' => $liActiveClass
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* ));
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* </code>
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*
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* @param AbstractContainer $container [optional] container to
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* render. Default is to render
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* the container registered in
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* the helper.
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* @param string $ulClass [optional] CSS class to
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* use for UL element. Default
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* is to use the value from
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* {@link getUlClass()}.
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* @param string|int $indent [optional] indentation as
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* a string or number of
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* spaces. Default is to use
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* the value retrieved from
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* {@link getIndent()}.
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* @param string $liActiveClass [optional] CSS class to
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* use for UL element. Default
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* is to use the value from
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* {@link getUlClass()}.
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* @return string
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*/
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public function renderSubMenu(
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AbstractContainer $container = null,
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$ulClass = null,
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$indent = null,
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$liActiveClass = null
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) {
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return $this->renderMenu($container, array(
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'indent' => $indent,
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'ulClass' => $ulClass,
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'minDepth' => null,
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'maxDepth' => null,
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'onlyActiveBranch' => true,
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'renderParents' => false,
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'escapeLabels' => true,
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'addClassToListItem' => false,
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'liActiveClass' => $liActiveClass
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));
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}
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/**
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* Returns an HTML string containing an 'a' element for the given page if
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* the page's href is not empty, and a 'span' element if it is empty
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*
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* Overrides {@link AbstractHelper::htmlify()}.
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*
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* @param AbstractPage $page page to generate HTML for
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* @param bool $escapeLabel Whether or not to escape the label
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* @param bool $addClassToListItem Whether or not to add the page class to the list item
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* @return string
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*/
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public function htmlify(AbstractPage $page, $escapeLabel = true, $addClassToListItem = false)
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{
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// get attribs for element
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$attribs = array(
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'id' => $page->getId(),
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'title' => $this->translate($page->getTitle(), $page->getTextDomain()),
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);
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if ($addClassToListItem === false) {
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$attribs['class'] = $page->getClass();
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}
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// does page have a href?
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$href = $page->getHref();
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if ($href) {
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$element = 'a';
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$attribs['href'] = $href;
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$attribs['target'] = $page->getTarget();
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} else {
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$element = 'span';
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}
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$html = '<' . $element . $this->htmlAttribs($attribs) . '>';
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$label = $this->translate($page->getLabel(), $page->getTextDomain());
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if ($escapeLabel === true) {
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/** @var \Zend\View\Helper\EscapeHtml $escaper */
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$escaper = $this->view->plugin('escapeHtml');
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$html .= $escaper($label);
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} else {
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$html .= $label;
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}
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$html .= '</' . $element . '>';
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return $html;
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}
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/**
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* Normalizes given render options
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*
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* @param array $options [optional] options to normalize
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* @return array
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*/
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protected function normalizeOptions(array $options = array())
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{
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if (isset($options['indent'])) {
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$options['indent'] = $this->getWhitespace($options['indent']);
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} else {
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$options['indent'] = $this->getIndent();
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}
|
|
|
|
if (isset($options['ulClass']) && $options['ulClass'] !== null) {
|
|
$options['ulClass'] = (string) $options['ulClass'];
|
|
} else {
|
|
$options['ulClass'] = $this->getUlClass();
|
|
}
|
|
|
|
if (array_key_exists('minDepth', $options)) {
|
|
if (null !== $options['minDepth']) {
|
|
$options['minDepth'] = (int) $options['minDepth'];
|
|
}
|
|
} else {
|
|
$options['minDepth'] = $this->getMinDepth();
|
|
}
|
|
|
|
if ($options['minDepth'] < 0 || $options['minDepth'] === null) {
|
|
$options['minDepth'] = 0;
|
|
}
|
|
|
|
if (array_key_exists('maxDepth', $options)) {
|
|
if (null !== $options['maxDepth']) {
|
|
$options['maxDepth'] = (int) $options['maxDepth'];
|
|
}
|
|
} else {
|
|
$options['maxDepth'] = $this->getMaxDepth();
|
|
}
|
|
|
|
if (!isset($options['onlyActiveBranch'])) {
|
|
$options['onlyActiveBranch'] = $this->getOnlyActiveBranch();
|
|
}
|
|
|
|
if (!isset($options['escapeLabels'])) {
|
|
$options['escapeLabels'] = $this->escapeLabels;
|
|
}
|
|
|
|
if (!isset($options['renderParents'])) {
|
|
$options['renderParents'] = $this->getRenderParents();
|
|
}
|
|
|
|
if (!isset($options['addClassToListItem'])) {
|
|
$options['addClassToListItem'] = $this->getAddClassToListItem();
|
|
}
|
|
|
|
if (isset($options['liActiveClass']) && $options['liActiveClass'] !== null) {
|
|
$options['liActiveClass'] = (string) $options['liActiveClass'];
|
|
} else {
|
|
$options['liActiveClass'] = $this->getLiActiveClass();
|
|
}
|
|
|
|
return $options;
|
|
}
|
|
|
|
/**
|
|
* Sets a flag indicating whether labels should be escaped
|
|
*
|
|
* @param bool $flag [optional] escape labels
|
|
* @return self
|
|
*/
|
|
public function escapeLabels($flag = true)
|
|
{
|
|
$this->escapeLabels = (bool) $flag;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Enables/disables page class applied to <li> element
|
|
*
|
|
* @param bool $flag [optional] page class applied to <li> element
|
|
* Default is true.
|
|
* @return self fluent interface, returns self
|
|
*/
|
|
public function setAddClassToListItem($flag = true)
|
|
{
|
|
$this->addClassToListItem = (bool) $flag;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Returns flag indicating whether page class should be applied to <li> element
|
|
*
|
|
* By default, this value is false.
|
|
*
|
|
* @return bool whether parents should be rendered
|
|
*/
|
|
public function getAddClassToListItem()
|
|
{
|
|
return $this->addClassToListItem;
|
|
}
|
|
|
|
/**
|
|
* Sets a flag indicating whether only active branch should be rendered
|
|
*
|
|
* @param bool $flag [optional] render only active branch.
|
|
* @return self
|
|
*/
|
|
public function setOnlyActiveBranch($flag = true)
|
|
{
|
|
$this->onlyActiveBranch = (bool) $flag;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Returns a flag indicating whether only active branch should be rendered
|
|
*
|
|
* By default, this value is false, meaning the entire menu will be
|
|
* be rendered.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function getOnlyActiveBranch()
|
|
{
|
|
return $this->onlyActiveBranch;
|
|
}
|
|
|
|
/**
|
|
* Sets which partial view script to use for rendering menu
|
|
*
|
|
* @param string|array $partial partial view script or null. If an array is
|
|
* given, it is expected to contain two
|
|
* values; the partial view script to use,
|
|
* and the module where the script can be
|
|
* found.
|
|
* @return self
|
|
*/
|
|
public function setPartial($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;
|
|
}
|
|
|
|
/**
|
|
* Enables/disables rendering of parents when only rendering active branch
|
|
*
|
|
* See {@link setOnlyActiveBranch()} for more information.
|
|
*
|
|
* @param bool $flag [optional] render parents when rendering active branch.
|
|
* @return self
|
|
*/
|
|
public function setRenderParents($flag = true)
|
|
{
|
|
$this->renderParents = (bool) $flag;
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Returns flag indicating whether parents should be rendered when rendering
|
|
* only the active branch
|
|
*
|
|
* By default, this value is true.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function getRenderParents()
|
|
{
|
|
return $this->renderParents;
|
|
}
|
|
|
|
/**
|
|
* Sets CSS class to use for the first 'ul' element when rendering
|
|
*
|
|
* @param string $ulClass CSS class to set
|
|
* @return self
|
|
*/
|
|
public function setUlClass($ulClass)
|
|
{
|
|
if (is_string($ulClass)) {
|
|
$this->ulClass = $ulClass;
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Returns CSS class to use for the first 'ul' element when rendering
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getUlClass()
|
|
{
|
|
return $this->ulClass;
|
|
}
|
|
|
|
/**
|
|
* Sets CSS class to use for the active 'li' element when rendering
|
|
*
|
|
* @param string $liActiveClass CSS class to set
|
|
* @return self
|
|
*/
|
|
public function setLiActiveClass($liActiveClass)
|
|
{
|
|
if (is_string($liActiveClass)) {
|
|
$this->liActiveClass = $liActiveClass;
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Returns CSS class to use for the active 'li' element when rendering
|
|
*
|
|
* @return string
|
|
*/
|
|
public function getLiActiveClass()
|
|
{
|
|
return $this->liActiveClass;
|
|
}
|
|
}
|