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<?php |
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/** |
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* (c) Kitodo. Key to digital objects e.V. <[email protected]> |
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* |
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* This file is part of the Kitodo and TYPO3 projects. |
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* |
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* @license GNU General Public License version 3 or later. |
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* For the full copyright and license information, please read the |
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* LICENSE.txt file that was distributed with this source code. |
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*/ |
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namespace Kitodo\Dlf\Controller; |
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use Kitodo\Dlf\Common\Doc; |
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use Kitodo\Dlf\Common\Helper; |
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use Kitodo\Dlf\Common\MetsDocument; |
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use TYPO3\CMS\Core\Utility\MathUtility; |
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use TYPO3\CMS\Core\Utility\GeneralUtility; |
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/** |
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* Controller class for plugin 'Table Of Contents'. |
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* |
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* @author Sebastian Meyer <[email protected]> |
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* @package TYPO3 |
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* @subpackage dlf |
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* @access public |
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*/ |
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class TableOfContentsController extends AbstractController |
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{ |
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/** |
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* This holds the active entries according to the currently selected page |
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* |
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* @var array |
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* @access protected |
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*/ |
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protected $activeEntries = []; |
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/** |
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* This builds an array for one menu entry |
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* |
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* @access protected |
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* |
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* @param array $entry : The entry's array from \Kitodo\Dlf\Common\Doc->getLogicalStructure |
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* @param bool $recursive : Whether to include the child entries |
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* |
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* @return array HMENU array for menu entry |
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*/ |
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protected function getMenuEntry(array $entry, $recursive = false) |
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{ |
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$entry = $this->resolveMenuEntry($entry); |
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$entryArray = []; |
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// Set "title", "volume", "type" and "pagination" from $entry array. |
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$entryArray['title'] = !empty($entry['label']) ? $entry['label'] : $entry['orderlabel']; |
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$entryArray['volume'] = $entry['volume']; |
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$entryArray['orderlabel'] = $entry['orderlabel']; |
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$entryArray['type'] = Helper::translate($entry['type'], 'tx_dlf_structures', $this->settings['storagePid']); |
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$entryArray['pagination'] = htmlspecialchars($entry['pagination']); |
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$entryArray['_OVERRIDE_HREF'] = ''; |
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$entryArray['doNotLinkIt'] = 1; |
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$entryArray['ITEM_STATE'] = 'NO'; |
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// Build menu links based on the $entry['points'] array. |
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if ( |
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!empty($entry['points']) |
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&& MathUtility::canBeInterpretedAsInteger($entry['points']) |
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) { |
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$entryArray['page'] = $entry['points']; |
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$entryArray['doNotLinkIt'] = 0; |
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if ($this->settings['basketButton']) { |
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$entryArray['basketButton'] = [ |
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'logId' => $entry['id'], |
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'startpage' => $entry['points'] |
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]; |
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} |
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} elseif ( |
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!empty($entry['points']) |
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&& is_string($entry['points']) |
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) { |
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$entryArray['id'] = $entry['points']; |
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$entryArray['page'] = 1; |
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$entryArray['doNotLinkIt'] = 0; |
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if ($this->settings['basketButton']) { |
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$entryArray['basketButton'] = [ |
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'logId' => $entry['id'], |
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'startpage' => $entry['points'] |
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]; |
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} |
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} elseif (!empty($entry['targetUid'])) { |
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$entryArray['id'] = $entry['targetUid']; |
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$entryArray['page'] = 1; |
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$entryArray['doNotLinkIt'] = 0; |
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if ($this->settings['basketButton']) { |
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$entryArray['basketButton'] = [ |
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'logId' => $entry['id'], |
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'startpage' => $entry['targetUid'] |
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]; |
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} |
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} |
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// Set "ITEM_STATE" to "CUR" if this entry points to current page. |
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if (in_array($entry['id'], $this->activeEntries)) { |
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$entryArray['ITEM_STATE'] = 'CUR'; |
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} |
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// Build sub-menu if available and called recursively. |
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if ( |
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$recursive === true |
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&& !empty($entry['children']) |
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) { |
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// Build sub-menu only if one of the following conditions apply: |
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// 1. Current menu node is in rootline |
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// 2. Current menu node points to another file |
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// 3. Current menu node has no corresponding images |
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if ( |
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$entryArray['ITEM_STATE'] == 'CUR' |
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|| is_string($entry['points']) |
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|| empty($this->document->getDoc()->smLinks['l2p'][$entry['id']]) |
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) { |
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$entryArray['_SUB_MENU'] = []; |
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foreach ($entry['children'] as $child) { |
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// Set "ITEM_STATE" to "ACT" if this entry points to current page and has sub-entries pointing to the same page. |
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if (in_array($child['id'], $this->activeEntries)) { |
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$entryArray['ITEM_STATE'] = 'ACT'; |
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} |
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$entryArray['_SUB_MENU'][] = $this->getMenuEntry($child, true); |
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} |
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} |
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// Append "IFSUB" to "ITEM_STATE" if this entry has sub-entries. |
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$entryArray['ITEM_STATE'] = ($entryArray['ITEM_STATE'] == 'NO' ? 'IFSUB' : $entryArray['ITEM_STATE'] . 'IFSUB'); |
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} |
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return $entryArray; |
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} |
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/** |
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* If $entry references an external METS file (as mptr), |
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* try to resolve its database UID and return an updated $entry. |
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* |
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* This is so that when linking from a child document back to its parent, |
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* that link is via UID, so that subsequently the parent's TOC is built from database. |
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* |
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* @param array $entry |
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* @return string|int |
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*/ |
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protected function resolveMenuEntry($entry) |
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{ |
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// If the menu entry points to the parent document, |
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// resolve to the parent UID set on indexation. |
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$doc = $this->document->getDoc(); |
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if ( |
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$doc instanceof MetsDocument |
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&& $entry['points'] === $doc->parentHref |
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&& !empty($this->document->getPartof()) |
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) { |
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unset($entry['points']); |
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$entry['targetUid'] = $this->document->getPartof(); |
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} |
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return $entry; |
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} |
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/** |
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* The main method of the plugin |
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* |
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* @return void |
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*/ |
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public function mainAction() |
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{ |
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$this->view->assign('toc', $this->makeMenuArray()); |
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} |
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/** |
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* This builds a menu array for HMENU |
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* |
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* @access public |
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* @return array HMENU array |
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*/ |
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public function makeMenuArray() |
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{ |
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// Load current document. |
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$this->loadDocument($this->requestData); |
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if ( |
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$this->document === null |
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|| $this->document->getDoc() === null |
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) { |
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// Quit without doing anything if required variables are not set. |
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return []; |
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} else { |
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if (!empty($this->requestData['logicalPage'])) { |
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$this->requestData['page'] = $this->document->getDoc()->getPhysicalPage($this->requestData['logicalPage']); |
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// The logical page parameter should not appear again |
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unset($this->requestData['logicalPage']); |
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} |
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// Set default values for page if not set. |
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// $this->piVars['page'] may be integer or string (physical structure @ID) |
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if ( |
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(int) $this->requestData['page'] > 0 |
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|| empty($this->requestData['page']) |
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) { |
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$this->requestData['page'] = MathUtility::forceIntegerInRange((int) $this->requestData['page'], |
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1, $this->document->getDoc()->numPages, 1); |
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} else { |
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$this->requestData['page'] = array_search($this->requestData['page'], $this->document->getDoc()->physicalStructure); |
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} |
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$this->requestData['double'] = MathUtility::forceIntegerInRange($this->requestData['double'], |
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0, 1, 0); |
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} |
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$menuArray = []; |
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// Does the document have physical elements or is it an external file? |
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if ( |
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!empty($this->document->getDoc()->physicalStructure) |
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|| !MathUtility::canBeInterpretedAsInteger($this->requestData['id']) |
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) { |
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// Get all logical units the current page or track is a part of. |
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if ( |
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!empty($this->requestData['page']) |
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&& !empty($this->document->getDoc()->physicalStructure) |
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) { |
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$this->activeEntries = array_merge((array) $this->document->getDoc()->smLinks['p2l'][$this->document->getDoc()->physicalStructure[0]], |
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(array) $this->document->getDoc()->smLinks['p2l'][$this->document->getDoc()->physicalStructure[$this->requestData['page']]]); |
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if ( |
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!empty($this->requestData['double']) |
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&& $this->requestData['page'] < $this->document->getDoc()->numPages |
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) { |
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$this->activeEntries = array_merge($this->activeEntries, |
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(array) $this->document->getDoc()->smLinks['p2l'][$this->document->getDoc()->physicalStructure[$this->requestData['page'] + 1]]); |
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} |
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} |
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// Go through table of contents and create all menu entries. |
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foreach ($this->document->getDoc()->tableOfContents as $entry) { |
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$menuArray[] = $this->getMenuEntry($entry, true); |
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} |
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} else { |
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// Go through table of contents and create top-level menu entries. |
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foreach ($this->document->getDoc()->tableOfContents as $entry) { |
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$menuArray[] = $this->getMenuEntry($entry, false); |
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} |
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// Build table of contents from database. |
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$result = $this->documentRepository->getTableOfContentsFromDb($this->document->getUid(), $this->document->getPid(), $this->settings); |
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$allResults = $result->fetchAll(); |
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if (count($allResults) > 0) { |
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$menuArray[0]['ITEM_STATE'] = 'CURIFSUB'; |
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$menuArray[0]['_SUB_MENU'] = []; |
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foreach ($allResults as $resArray) { |
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$entry = [ |
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'label' => !empty($resArray['mets_label']) ? $resArray['mets_label'] : $resArray['title'], |
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'type' => $resArray['type'], |
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'volume' => $resArray['volume'], |
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'orderlabel' => $resArray['mets_orderlabel'], |
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'pagination' => '', |
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'targetUid' => $resArray['uid'] |
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]; |
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$menuArray[0]['_SUB_MENU'][] = $this->getMenuEntry($entry, false); |
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} |
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} |
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} |
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return $menuArray; |
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} |
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} |
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kitodo /
kitodo-presentation
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