202 lines
6.6 KiB
PHP
202 lines
6.6 KiB
PHP
<?php
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/**
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* (c) Kitodo. Key to digital objects e.V. <contact@kitodo.org>
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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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/**
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* Tool 'PDF Download' for the plugin 'DLF: Toolbox' of the 'dlf' extension.
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*
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* @author Sebastian Meyer <sebastian.meyer@slub-dresden.de>
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* @author Alexander Bigga <alexander.bigga@slub-dresden.de>
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* @package TYPO3
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* @subpackage tx_dlf
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* @access public
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*/
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class tx_dlf_toolsPdf extends tx_dlf_plugin {
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public $scriptRelPath = 'plugins/toolbox/tools/pdf/class.tx_dlf_toolsPdf.php';
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/**
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* The main method of the PlugIn
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*
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* @access public
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*
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* @param string $content: The PlugIn content
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* @param array $conf: The PlugIn configuration
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*
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* @return string The content that is displayed on the website
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*/
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public function main($content, $conf) {
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$this->init($conf);
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// Merge configuration with conf array of toolbox.
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$this->conf = tx_dlf_helper::array_merge_recursive_overrule($this->cObj->data['conf'], $this->conf);
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// Load current document.
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$this->loadDocument();
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if ($this->doc === NULL || $this->doc->numPages < 1 || empty($this->conf['fileGrpDownload'])) {
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// Quit without doing anything if required variables are not set.
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return $content;
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} else {
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if (!empty($this->piVars['logicalPage'])) {
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$this->piVars['page'] = $this->doc->getPhysicalPage($this->piVars['logicalPage']);
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// The logical page parameter should not appear again
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unset($this->piVars['logicalPage']);
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}
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// Set default values if not set.
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// $this->piVars['page'] may be integer or string (physical structure @ID)
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if ((int) $this->piVars['page'] > 0 || empty($this->piVars['page'])) {
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$this->piVars['page'] = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange((int) $this->piVars['page'], 1, $this->doc->numPages, 1);
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} else {
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$this->piVars['page'] = array_search($this->piVars['page'], $this->doc->physicalStructure);
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}
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$this->piVars['double'] = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange($this->piVars['double'], 0, 1, 0);
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}
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// Load template file.
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if (!empty($this->conf['toolTemplateFile'])) {
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$this->template = $this->cObj->getSubpart($this->cObj->fileResource($this->conf['toolTemplateFile']), '###TEMPLATE###');
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} else {
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$this->template = $this->cObj->getSubpart($this->cObj->fileResource('EXT:dlf/plugins/toolbox/tools/pdf/template.tmpl'), '###TEMPLATE###');
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}
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// Get single page downloads.
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$markerArray['###PAGE###'] = $this->getPageLink();
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// Get work download.
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$markerArray['###WORK###'] = $this->getWorkLink();
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$content .= $this->cObj->substituteMarkerArray($this->template, $markerArray);
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return $this->pi_wrapInBaseClass($content);
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}
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/**
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* Get page's download link
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*
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* @access protected
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*
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* @return string Link to downloadable page
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*/
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protected function getPageLink() {
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$page1Link = '';
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$page2Link = '';
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$pageNumber = $this->piVars['page'];
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// Get image link.
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$details = $this->doc->physicalStructureInfo[$this->doc->physicalStructure[$pageNumber]];
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$file = $details['files'][$this->conf['fileGrpDownload']];
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if (!empty($file)) {
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$page1Link = $this->doc->getFileLocation($file);
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}
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// Get second page, too, if double page view is activated.
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if ($this->piVars['double'] && $pageNumber < $this->doc->numPages) {
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$details = $this->doc->physicalStructureInfo[$this->doc->physicalStructure[$pageNumber + 1]];
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$file = $details['files'][$this->conf['fileGrpDownload']];
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if (!empty($file)) {
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$page2Link = $this->doc->getFileLocation($file);
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}
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}
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if (TYPO3_DLOG && empty($page1Link) && empty($page2Link)) {
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\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_toolsPdf->getPageLink()] '.
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'File not found in fileGrp "'.
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$this->conf['fileGrpDownload'].'"',
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$this->extKey,
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SYSLOG_SEVERITY_WARNING);
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}
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// Wrap URLs with HTML.
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if (!empty($page1Link)) {
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if ($this->piVars['double']) {
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$page1Link = $this->cObj->typoLink($this->pi_getLL('leftPage', ''),
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array ('parameter' => $page1Link, 'title' => $this->pi_getLL('leftPage', '')));
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} else {
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$page1Link = $this->cObj->typoLink($this->pi_getLL('singlePage', ''),
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array ('parameter' => $page1Link, 'title' => $this->pi_getLL('singlePage', '')));
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}
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}
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if (!empty($page2Link)) {
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$page2Link = $this->cObj->typoLink($this->pi_getLL('rightPage', ''),
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array ('parameter' => $page2Link, 'title' => $this->pi_getLL('rightPage', '')));
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}
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return $page1Link.$page2Link;
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}
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/**
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* Get work's download link
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*
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* @access protected
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*
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* @return string Link to downloadable work
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*/
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protected function getWorkLink() {
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$workLink = '';
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// Get work link.
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if (!empty($this->doc->physicalStructureInfo[$this->doc->physicalStructure[0]]['files'][$this->conf['fileGrpDownload']])) {
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$workLink = $this->doc->getFileLocation($this->doc->physicalStructureInfo[$this->doc->physicalStructure[0]]['files'][$this->conf['fileGrpDownload']]);
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} else {
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$details = $this->doc->getLogicalStructure($this->doc->toplevelId);
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if (!empty($details['files'][$this->conf['fileGrpDownload']])) {
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$workLink = $this->doc->getFileLocation($details['files'][$this->conf['fileGrpDownload']]);
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}
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}
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// Wrap URLs with HTML.
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if (!empty($workLink)) {
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$workLink = $this->cObj->typoLink($this->pi_getLL('work', ''), array ('parameter' => $workLink, 'title' => $this->pi_getLL('work', '')));
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} else {
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if (TYPO3_DLOG) {
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\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_toolsPdf->getWorkLink()] File not found in fileGrp "'.$this->conf['fileGrpDownload'].'"', $this->extKey, SYSLOG_SEVERITY_WARNING);
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}
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}
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return $workLink;
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}
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}
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