kitodo-presentation/dlf/plugins/pageview/class.tx_dlf_pageview.php

284 lines
8.8 KiB
PHP

<?php
/***************************************************************
* Copyright notice
*
* (c) 2011 Kitodo. Key to digital objects e.V. <contact@kitodo.org>
* All rights reserved
*
* This script is part of the TYPO3 project. The TYPO3 project is
* free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* The GNU General Public License can be found at
* http://www.gnu.org/copyleft/gpl.html.
*
* This script is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* This copyright notice MUST APPEAR in all copies of the script!
***************************************************************/
/**
* [CLASS/FUNCTION INDEX of SCRIPT]
*/
/**
* Plugin 'DLF: Pageview' for the 'dlf' extension.
*
* @author Sebastian Meyer <sebastian.meyer@slub-dresden.de>
* @package TYPO3
* @subpackage tx_dlf
* @access public
*/
class tx_dlf_pageview extends tx_dlf_plugin {
public $scriptRelPath = 'plugins/pageview/class.tx_dlf_pageview.php';
/**
* Holds the controls to add to the map
*
* @var array
* @access protected
*/
protected $controls = array ();
/**
* Holds the current images' URLs and MIME types
*
* @var array
* @access protected
*/
protected $images = array ();
/**
* Holds the current fulltexts' URLs
*
* @var array
* @access protected
*/
protected $fulltexts = array ();
/**
* Adds Viewer javascript
*
* @access protected
*
* @return string Viewer script tags ready for output
*/
protected function addViewerJS() {
$output = array ();
// Add jQuery library.
tx_dlf_helper::loadJQuery();
// Add OpenLayers library.
$output[] = '<link type="text/css" rel="stylesheet" href="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'lib/OpenLayers/ol3.css">';
$output[] = '<script type="text/javascript" src="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'lib/OpenLayers/glif.min.js"></script>';
$output[] = '<script type="text/javascript" src="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'lib/OpenLayers/ol3-dlf.js"></script>';
// Add viewer library.
$output[] = '<script type="text/javascript" src="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'plugins/pageview/tx_dlf_utils.js"></script>';
$output[] = '<script type="text/javascript" src="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'plugins/pageview/tx_dlf_ol3.js"></script>';
$output[] = '<script type="text/javascript" src="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'plugins/pageview/tx_dlf_ol3_styles.js"></script>';
$output[] = '<script type="text/javascript" src="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'plugins/pageview/tx_dlf_altoparser.js"></script>';
$output[] = '<script type="text/javascript" src="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'plugins/pageview/tx_dlf_pageview_imagemanipulation_control.js"></script>';
$output[] = '<script type="text/javascript" src="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'plugins/pageview/tx_dlf_pageview_fulltext_control.js"></script>';
$output[] = '<script type="text/javascript" src="'.\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::siteRelPath($this->extKey).'plugins/pageview/tx_dlf_pageview.js"></script>';
// Add viewer configuration.
$output[] = '
<script id="tx-dlf-pageview-initViewer" type="text/javascript">
window.onload = function() {
if (dlfUtils.exists(dlfViewer)) {
tx_dlf_viewer = new dlfViewer({
controls: ["' . implode('", "', $this->controls) . '"],
div: "' . $this->conf['elementId'] . '",
fulltexts: ["' . implode('", "', $this->fulltexts) . '"],
images: ["' . implode('", "', $this->images) . '"]
})
}
}
</script>';
return implode("\n", $output);
}
/**
* Get image's URL and MIME type
*
* @access protected
*
* @param integer $page: Page number
*
* @return array URL and MIME type of image file
*/
protected function getImage($page) {
$image = array ();
// Get @USE value of METS fileGrp.
$fileGrps = \TYPO3\CMS\Core\Utility\GeneralUtility::trimExplode(',', $this->conf['fileGrps']);
while ($fileGrp = @array_pop($fileGrps)) {
// Get image link.
if (!empty($this->doc->physicalPagesInfo[$this->doc->physicalPages[$page]]['files'][$fileGrp])) {
$image['url'] = $this->doc->getFileLocation($this->doc->physicalPagesInfo[$this->doc->physicalPages[$page]]['files'][$fileGrp]);
$image['mimetype'] = $this->doc->getFileMimeType($this->doc->physicalPagesInfo[$this->doc->physicalPages[$page]]['files'][$fileGrp]);
break;
} else {
if (TYPO3_DLOG) {
\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_pageview->getImage('.$page.')] File not found in fileGrp "'.$fileGrp.'"', $this->extKey, SYSLOG_SEVERITY_WARNING);
}
}
}
return $image;
}
/**
* Get fulltext URL and MIME type
*
* @access protected
*
* @param integer $page: Page number
*
* @return array URL and MIME type of fulltext file
*/
protected function getFulltext($page) {
$fulltext = array ();
// Get fulltext link.
if (!empty($this->doc->physicalPagesInfo[$this->doc->physicalPages[$page]]['files'][$this->conf['fileGrpFulltext']])) {
$fulltext['url'] = $this->doc->getFileLocation($this->doc->physicalPagesInfo[$this->doc->physicalPages[$page]]['files'][$this->conf['fileGrpFulltext']]);
// Build typolink configuration array.
// @TODO change hardcoded path to real typolink configuration
$fulltext['url'] = '/index.php?eID=tx_dlf_fulltext_eid&url='.$fulltext['url'];
$fulltext['mimetype'] = $this->doc->getFileMimeType($this->doc->physicalPagesInfo[$this->doc->physicalPages[$page]]['files'][$this->conf['fileGrpFulltext']]);
break;
} else {
if (TYPO3_DLOG) {
\TYPO3\CMS\Core\Utility\GeneralUtility::devLog('[tx_dlf_pageview->getFulltext('.$page.')] File not found in fileGrp "'.$this->conf['fileGrpFulltext'].'"', $this->extKey, SYSLOG_SEVERITY_WARNING);
}
}
return $fulltext;
}
/**
* The main method of the PlugIn
*
* @access public
*
* @param string $content: The PlugIn content
* @param array $conf: The PlugIn configuration
*
* @return string The content that is displayed on the website
*/
public function main($content, $conf) {
$this->init($conf);
// Load current document.
$this->loadDocument();
if ($this->doc === NULL || $this->doc->numPages < 1) {
// Quit without doing anything if required variables are not set.
return $content;
} else {
// Set default values if not set.
// page may be integer or string (physical page attribute)
if ( (int)$this->piVars['page'] > 0 || empty($this->piVars['page'])) {
$this->piVars['page'] = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange((int)$this->piVars['page'], 1, $this->doc->numPages, 1);
} else {
$this->piVars['page'] = array_search($this->piVars['page'], $this->doc->physicalPages);
}
$this->piVars['double'] = \TYPO3\CMS\Core\Utility\MathUtility::forceIntegerInRange($this->piVars['double'], 0, 1, 0);
}
// Load template file.
if (!empty($this->conf['templateFile'])) {
$this->template = $this->cObj->getSubpart($this->cObj->fileResource($this->conf['templateFile']), '###TEMPLATE###');
} else {
$this->template = $this->cObj->getSubpart($this->cObj->fileResource('EXT:dlf/plugins/pageview/template.tmpl'), '###TEMPLATE###');
}
// Get image data.
$this->images[0] = $this->getImage($this->piVars['page']);
$this->fulltexts[0] = $this->getFulltext($this->piVars['page']);
if ($this->piVars['double'] && $this->piVars['page'] < $this->doc->numPages) {
$this->images[1] = $this->getImage($this->piVars['page'] + 1);
$this->fulltexts[1] = $this->getFulltext($this->piVars['page'] + 1);
}
// Get the controls for the map.
$this->controls = explode(',', $this->conf['features']);
// Fill in the template markers.
$markerArray = array (
'###VIEWER_JS###' => $this->addViewerJS()
);
$content .= $this->cObj->substituteMarkerArray($this->template, $markerArray);
return $this->pi_wrapInBaseClass($content);
}
}
if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['ext/dlf/plugins/pageview/class.tx_dlf_pageview.php']) {
include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['ext/dlf/plugins/pageview/class.tx_dlf_pageview.php']);
}