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<?php
/**
* @package ZOO
* @author YOOtheme http://www.yootheme.com
* @copyright Copyright (C) YOOtheme GmbH
* @license http://www.gnu.org/licenses/gpl.html GNU/GPL
*/
/**
* The helper class for building links
*
* @package Component.Helpers
* @since 2.0
*/
class RouteHelper extends AppHelper {
/**
* The link cache
* @var array
*/
protected $_links = array();
/**
* The parsed menu items
* @var array
*/
protected $_menu_items;
/**
* Gets this route helpers link base
*
* @return string the link base
* @since 2.0
*/
public function getLinkBase() {
return 'index.php?option='.$this->app->component->self->name;
}
/**
* Gets route to alphaindex
*
* @param int $application_id
* @param string $alpha_char
*
* @return string the route
* @since 2.0
*/
public function alphaindex($application_id, $alpha_char = null) {
// build frontpage link
$link = $this->getLinkBase().'&task=alphaindex&app_id='.$application_id;
$link .= $alpha_char !== null ? '&alpha_char='.$alpha_char : '';
if (($menu_item = $this->_find('frontpage', $application_id)) || ($menu_item = $this->app->menu->getActive())) {
$link .= '&Itemid='.$menu_item->id;
}
return $link;
}
/**
* Gets route to category
*
* @param Category $category
* @param boolean $route If it should be run through JRoute::_()
*
* @return string the route
* @since 2.0
*/
public function category($category, $route = true) {
// have we found the link before?
if ($route) {
if (isset($this->_links['category.routed'][$category->id])) {
return $this->_links['category.routed'][$category->id];
}
} else {
if (isset($this->_links['category'][$category->id])) {
return $this->_links['category'][$category->id];
}
}
$this->app->table->application->get($category->application_id)->getCategoryTree(true);
// Priority 1: direct link to category
if ($menu_item = $this->_find('category', $category->id)) {
$link = $menu_item->link.'&Itemid='.$menu_item->id;
} else {
// build category link
$link = $this->getLinkBase().'&task=category&category_id='.$category->id;
// Priority 2: find in category path
if ($menu_item = $this->_findInCategoryPath($category)) {
$link .= '&Itemid='.$menu_item->id;
} else {
// Priority 3: link to frontpage || Priority 4: current item id
if (($menu_item = $this->_find('frontpage', $category->application_id)) || $menu_item = $this->app->menu->getActive()) {
$link .= '&Itemid='.$menu_item->id;
}
}
}
// store link for future lookups
if ($route) {
return $this->_links['category.routed'][$category->id] = JRoute::_($link);
} else {
return $this->_links['category'][$category->id] = $link;
}
}
/**
* Get route to comment
*
* @param Comment $comment
* @param boolean $route If it should be run through JRoute::_()
*
* @return string the route
* @since 2.0
*/
public function comment($comment, $route = true) {
return $this->item($comment->getItem(), $route).'#comment-'.$comment->id;
}
/**
* Get route to feed
*
* @param Category $category The category to show the feeds for
* @param string $feed_type The type of the feed
*
* @return string The route
*
* @since 2.0
*/
public function feed($category, $feed_type) {
// build feed link
$link = $this->getLinkBase().'&task=feed&app_id='.$category->application_id.'&category_id='.$category->id.'&format=feed&type='.$feed_type;
if (($menu_item = $this->_find('frontpage', $category->application_id)) || $menu_item = $this->app->menu->getActive()) {
$link .= '&Itemid='.$menu_item->id;
}
return $link;
}
/**
* Gets route to frontpage
*
* @param int $application_id
*
* @return string the route
* @since 2.0
*/
public function frontpage($application_id) {
// Priority 1: direct link to frontpage
if ($menu_item = $this->_find('frontpage', $application_id)) {
return $menu_item->link.'&Itemid='.$menu_item->id;
}
// build frontpage link
$link = $this->getLinkBase().'&task=frontpage';
// Priority 2: current item id
if ($menu_item = $this->app->menu->getActive()) {
$link .= '&Itemid='.$menu_item->id;
}
return $link;
}
/**
* Get route to item
*
* @param Item $item
* @param boolean $route If it should be run through JRoute::_()
*
* @return string the route
* @since 2.0
*/
public function item($item, $route = true) {
// have we found the link before?
if ($route) {
if (isset($this->_links['item.routed'][$item->id])) {
return $this->_links['item.routed'][$item->id];
}
} else {
if (isset($this->_links['item'][$item->id])) {
return $this->_links['item'][$item->id];
}
}
// Priority 1: direct link to item
if ($menu_item = $this->_find('item', $item->id)) {
$link = $menu_item->link.'&Itemid='.$menu_item->id;
} else {
$itemid = null;
// build item link
$link = $this->getLinkBase().'&task=item&item_id='.$item->id;
// are we in category view?
$this->app->table->application->get($item->application_id)->getCategoryTree(true);
$categories = null;
$category_id = null;
if ($this->app->request->getCmd('task') == 'category' || $this->app->request->getCmd('view') == 'category') {
// init vars
$categories = array_filter($item->getRelatedCategoryIds(true));
$category_id = (int) $this->app->request->getInt('category_id', $this->app->system->application->getParams()->get('category'));
$category_id = in_array($category_id, $categories) ? $category_id : null;
}
if (!$category_id) {
$primary_id = $item->getPrimaryCategoryId();
// Priority 2: direct link to primary category
if ($primary_id && $menu_item = $this->_find('category', $primary_id)) {
$itemid = $menu_item->id;
// Priority 3: find in primary category path
} else if ($primary_id and $primary = $item->getPrimaryCategory() and $menu_item = $this->_findInCategoryPath($primary)) {
$itemid = $menu_item->id;
} else {
$categories = is_null($categories) ? array_filter($item->getRelatedCategoryIds(true)) : $categories;
$found = false;
foreach ($categories as $category) {
// Priority 4: direct link to any related category
if ($menu_item = $this->_find('category', $category)) {
$itemid = $menu_item->id;
$found = true;
break;
}
}
if (!$found) {
$categories = $item->getRelatedCategories(true);
foreach ($categories as $category) {
// Priority 5: find in any related categorys path
if ($menu_item = $this->_findInCategoryPath($category)) {
$itemid = $menu_item->id;
$found = true;
break;
}
}
}
// Priority 6: link to frontpage
if (!$found && $menu_item = $this->_find('frontpage', $item->application_id)) {
$itemid = $menu_item->id;
}
}
}
if ($category_id && $category_id != $item->getPrimaryCategoryId()) {
$link .= '&category_id='.$category_id;
}
if ($itemid) {
$link .= '&Itemid='.$itemid;
// Priority 7: current item id
} else if ($menu_item = $this->app->system->application->getMenu()->getActive()) {
$link .= '&Itemid='.$menu_item->id;
}
}
// store link for future lookups
if ($route) {
return $this->_links['item.routed'][$item->id] = JRoute::_($link);
} else {
return $this->_links['item'][$item->id] = $link;
}
}
/**
* Get route to mysubmissions view
*
* @param Submission $submission
*
* @return string the route
* @since 2.0
*/
public function mysubmissions($submission) {
$link = $this->getLinkBase().'&view=submission&layout=mysubmissions&submission_id='.$submission->id;
if ($menu_item = $this->app->menu->getActive()) {
$link .= '&Itemid='.$menu_item->id;
}
return $link;
}
/**
* Get route to submission view
*
* @param Submission $submission
* @param string $type_id
* @param string $hash
* @param int $item_id
* @param string $redirect
*
* @return string the route
* @since 2.0
*/
public function submission($submission, $type_id, $hash = null, $item_id = 0, $redirect = null) {
$hash = empty($hash) ? $this->app->submission->getSubmissionHash($submission->id, $type_id, $item_id) : $hash;
$redirect = !empty($redirect) ? '&redirect='.urlencode($redirect) : '';
$item_id = !empty($item_id) ? '&item_id='.$item_id : '';
$link = $this->getLinkBase().'&view=submission&layout=submission&submission_id='.$submission->id.'&type_id='.$type_id.$item_id.'&submission_hash='.$hash.$redirect;
if ($menu_item = $this->app->menu->getActive()) {
$link .= '&Itemid='.$menu_item->id;
}
return $link;
}
/**
* Get route to tag view
*
* @param int $application_id
* @param string $tag
*
* @return string the route
* @since 2.0
*/
public function tag($application_id, $tag) {
// build tag link
$link = $this->getLinkBase().'&task=tag&tag='.$tag.'&app_id='.$application_id;
// Priority 1: link to frontpage || Priority 2: current item id
if (($menu_item = $this->_find('frontpage', $application_id)) || $menu_item = $this->app->menu->getActive()) {
$link .= '&Itemid='.$menu_item->id;
}
return $link;
}
/**
* Finds the category in the pathway
*
* @param Category $category
* @return stdClass menu item
* @since 2.0
*/
protected function _findInCategoryPath($category) {
foreach ($category->getPathway() as $id => $cat) {
if ($menu_item = $this->_find('category', $id)) {
return $menu_item;
}
}
}
/**
* Finds a menu item by its type and id in the menu items
*
* @param string $type
* @param string $id
*
* @return stdClass menu item
* @since 2.0
*/
protected function _find($type, $id) {
if ($this->_menu_items == null) {
$component_id = $this->app->joomla->isVersion('1.5') ? 'componentid' : 'component_id';
$menu_items = $this->app->system->application->getMenu('site')->getItems($component_id, JComponentHelper::getComponent('com_zoo')->id);
$menu_items = $menu_items ? $menu_items : array();
$this->_menu_items = array_fill_keys(array('frontpage', 'category', 'item', 'submission', 'mysubmissions'), array());
foreach ($menu_items as $menu_item) {
switch (@$menu_item->query['view']) {
case 'frontpage':
$this->_menu_items['frontpage'][$this->app->parameter->create($menu_item->params)->get('application')] = $menu_item;
break;
case 'category':
$this->_menu_items['category'][$this->app->parameter->create($menu_item->params)->get('category')] = $menu_item;
break;
case 'item':
$this->_menu_items['item'][$this->app->parameter->create($menu_item->params)->get('item_id')] = $menu_item;
break;
case 'submission':
$this->_menu_items[(@$menu_item->query['layout'] == 'submission' ? 'submission' : 'mysubmissions')][$this->app->parameter->create($menu_item->params)->get('submission')] = $menu_item;
break;
}
}
}
return @$this->_menu_items[$type][$id];
}
}