/concrete/blocks/core_stack_display/controller.php
PHP | 304 lines | 240 code | 44 blank | 20 comment | 37 complexity | 96715175aeee80cf7e56e50eb81b2417 MD5 | raw file
Possible License(s): MIT, LGPL-2.1, MPL-2.0-no-copyleft-exception, BSD-3-Clause
- <?php
- namespace Concrete\Block\CoreStackDisplay;
- use Concrete\Core\Statistics\UsageTracker\TrackableInterface;
- use Concrete\Core\Support\Facade\Application;
- use Stack;
- use Permissions;
- use Page;
- use Concrete\Core\Block\BlockController;
- use Concrete\Core\Multilingual\Page\Section\Section;
- /**
- * The controller for the stack display block. This is an internal proxy block that is inserted when a stack's contents are displayed in a page.
- *
- * @package Blocks
- * @subpackage Core Stack Display
- *
- * @author Andrew Embler <andrew@concrete5.org>
- * @copyright Copyright (c) 2003-2012 Concrete5. (http://www.concrete5.org)
- * @license http://www.concrete5.org/license/ MIT License
- */
- class Controller extends BlockController implements TrackableInterface
- {
- protected $btCacheBlockRecord = true;
- protected $btTable = 'btCoreStackDisplay';
- protected $btIsInternal = true;
- protected $btCacheSettingsInitialized = false;
- public $stID = null;
- protected $stIDNeutral = null;
- protected function load()
- {
- parent::load();
- $this->set('stIDNeutral', null);
- $stack = Stack::getByID($this->stID);
- if ($stack && $stack->isNeutralStack()) {
- $detector = isset($this->app) ? $this->app->make('multilingual/detector') : \Core::make('multilingual/detector');
- /* @var \Concrete\Core\Multilingual\Service\Detector $detector */
- if ($detector->isEnabled()) {
- $section = Section::getCurrentSection();
- if ($section) {
- $localized = $stack->getLocalizedStack($section);
- if ($localized) {
- $this->stIDNeutral = $this->stID;
- $this->stID = $localized->getCollectionID();
- $this->set('stIDNeutral', $this->stIDNeutral);
- $this->set('stID', $this->stID);
- }
- }
- }
- }
- }
- public function getBlockTypeDescription()
- {
- return t("Proxy block for stacks added through the UI.");
- }
- public function getBlockTypeName()
- {
- return t("Stack Display");
- }
- public function getOriginalBlockID()
- {
- return $this->bOriginalID;
- }
- public function getSearchableContent()
- {
- $searchableContent = '';
- $stack = Stack::getByID($this->stID);
- if (is_object($stack)) {
- $blocks = $stack->getBlocks();
- if (!empty($blocks)) {
- foreach ($blocks as $block) {
- if (method_exists($block->instance, 'getSearchableContent')) {
- $searchableContent .= $block->instance->getSearchableContent();
- }
- }
- }
- }
- return $searchableContent;
- }
- public function getImportData($blockNode, $page)
- {
- $args = array();
- $content = (string) $blockNode->stack;
- $stack = Stack::getByName($content);
- $args['stID'] = 0;
- if (is_object($stack)) {
- $args['stID'] = $stack->getCollectionID();
- }
- return $args;
- }
- public function isValidControllerTask($method, $parameters = array())
- {
- $b = $this->findBlockForAction($method, $parameters);
- return !empty($b);
- }
- public function runAction($action, $parameters = array())
- {
- parent::runAction($action, $parameters); // handles on_page_view
- $b = $this->findBlockForAction($action, $parameters);
- if (empty($b)) {
- return;
- }
- $controller = $b->getController();
- return $controller->runAction($action, $parameters);
- }
- public function registerViewAssets($outputContent = '')
- {
- $stack = $this->getStack(true);
- if ($stack === null) {
- return null;
- }
- $blocks = $stack->getBlocks();
- foreach ($blocks as $b) {
- $controller = $b->getController();
- if ($controller) {
- $outputContent = $controller->registerViewAssets($outputContent);
- }
- }
- return $outputContent;
- }
- /**
- * Returns the Stack instance (if found).
- *
- * @param bool $localized Set to true to look for a localized version of the stack (if not found return the neutral version).
- *
- * @return Stack|null
- */
- protected function getStack($localized)
- {
- if ($this->stIDNeutral === null || $localized) {
- $result = Stack::getByID($this->stID);
- } else {
- $result = Stack::getByID($this->stIDNeutral);
- }
- return $result;
- }
- public function findBlockForAction($method, $parameters)
- {
- $stack = $this->getStack(true);
- if ($stack === null) {
- return null;
- }
- $blocks = $stack->getBlocks();
- foreach ($blocks as $b) {
- $controller = $b->getController();
- if ($controller->isValidControllerTask($method, $parameters)) {
- return $b;
- }
- }
- return null;
- }
- public function export(\SimpleXMLElement $blockNode)
- {
- $stack = $this->getStack(false);
- if ($stack !== null) {
- $cnode = $blockNode->addChild('stack');
- $node = dom_import_simplexml($cnode);
- $no = $node->ownerDocument;
- $node->appendChild($no->createCDataSection($stack->getCollectionName()));
- }
- }
- public function on_page_view($page)
- {
- $stack = $this->getStack(true);
- if ($stack === null) {
- return false;
- }
- $p = new Permissions($stack);
- if ($p->canViewPage()) {
- $blocks = $stack->getBlocks();
- foreach ($blocks as $b) {
- $bp = new Permissions($b);
- if ($bp->canViewBlock()) {
- $btc = $b->getInstance();
- if ('Controller' != get_class($btc)) {
- $btc->outputAutoHeaderItems();
- }
- $csr = $b->getCustomStyle();
- if (is_object($csr)) {
- $css = $csr->getCSS();
- if ($css !== '') {
- $styleHeader = $csr->getStyleWrapper($css);
- $btc->addHeaderItem($styleHeader);
- }
- }
- $btc->runTask('on_page_view', array($page));
- }
- }
- }
- }
- protected function setupCacheSettings()
- {
- if ($this->btCacheSettingsInitialized || Page::getCurrentPage()->isEditMode()) {
- return;
- }
- $this->btCacheSettingsInitialized = true;
- //Block cache settings are only as good as the weakest cached item inside. So loop through and check.
- $btCacheBlockOutput = true;
- $btCacheBlockOutputOnPost = true;
- $btCacheBlockOutputLifetime = 0;
- $stack = $this->getStack(true);
- if ($stack === null) {
- return false;
- }
- $p = new Permissions($stack);
- if ($p->canViewPage()) {
- $blocks = $stack->getBlocks();
- foreach ($blocks as $b) {
- if ($b->overrideAreaPermissions()) {
- $btCacheBlockOutput = false;
- $btCacheBlockOutputOnPost = false;
- $btCacheBlockOutputLifetime = 0;
- break;
- }
- $btCacheBlockOutput = $btCacheBlockOutput && $b->cacheBlockOutput();
- $btCacheBlockOutputOnPost = $btCacheBlockOutputOnPost && $b->cacheBlockOutputOnPost();
- //As soon as we find something which cannot be cached, entire block cannot be cached, so stop checking.
- if (!$btCacheBlockOutput) {
- return;
- }
- if ($expires = $b->getBlockOutputCacheLifetime()) {
- if ($expires && $btCacheBlockOutputLifetime < $expires) {
- $btCacheBlockOutputLifetime = $expires;
- }
- }
- }
- }
- $this->btCacheBlockOutput = $btCacheBlockOutput;
- $this->btCacheBlockOutputOnPost = $btCacheBlockOutputOnPost;
- $this->btCacheBlockOutputLifetime = $btCacheBlockOutputLifetime;
- }
- public function cacheBlockOutput()
- {
- $this->setupCacheSettings();
- return $this->btCacheBlockOutput;
- }
- public function cacheBlockOutputOnPost()
- {
- $this->setupCacheSettings();
- return $this->btCacheBlockOutputOnPost;
- }
- public function getBlockTypeCacheOutputLifetime()
- {
- $this->setupCacheSettings();
- return $this->btCacheBlockOutputLifetime;
- }
- public function getStackID()
- {
- return $this->stID;
- }
- public function save($args)
- {
- parent::save($args);
- $this->stID = $args['stID'];
- Application::getFacadeApplication()->make('statistics/tracker')->track($this);
- }
- public function delete()
- {
- Application::getFacadeApplication()->make('statistics/tracker')->forget($this);
- parent::delete();
- }
- }