754 lines
19 KiB
PHP
754 lines
19 KiB
PHP
<?php
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namespace LAM\PDF;
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use \htmlStatusMessage;
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use \LAMException;
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/*
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This code is part of LDAP Account Manager (http://www.ldap-account-manager.org/)
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Copyright (C) 2003 - 2006 Michael Duergner
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2011 - 2018 Roland Gruber
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/**
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* Functions to manage the PDF structures.
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*
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* @author Michael Duergner
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* @package PDF
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*/
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/** LAM configuration */
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include_once("config.inc");
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/** LDAP object */
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include_once("ldap.inc");
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/**
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* This function will return all available PDF structure definitions for the submitted
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* account type.
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*
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* @param string $typeId the account type
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* @param string $profile server profile name
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*
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* @return array All available PDF structure definitions for the submitted account
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* scope. Each entry is a string being the filename that may be passed to the
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* createModulePDF() function as second argument.
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*/
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function getPDFStructures($typeId, $profile = null) {
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$return = array();
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if (!preg_match('/[a-zA-Z]+/', $typeId)) {
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return null;
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}
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if (!isset($profile)) {
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$profile = $_SESSION['config']->getName();
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}
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$path = dirname(__FILE__) . '/../config/pdf/' . $profile;
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if(is_dir($path)) {
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$dirHandle = opendir($path);
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while($file = readdir($dirHandle)) {
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$struct_file = explode('.',$file);
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if(!is_dir($path.$file) && ($file != '.') && ($file != '..') && (sizeof($struct_file) == 3) && ($struct_file[1] == $typeId) && ($struct_file[2] == 'xml')) {
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array_push($return, $struct_file[0]);
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}
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}
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sort($return);
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}
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return $return;
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}
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/**
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* Deletes XML file with PDF structure definitions.
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*
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* @param string $typeId account type
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* @param string $name Name of definition to delete
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*
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* @return boolean True if file was deleted or false if a problem occured.
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*/
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function deletePDFStructure($typeId, $name) {
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if (!isValidPDFStructureName($name) || !preg_match('/[a-zA-Z]+/',$typeId)) {
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return false;
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}
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$file = dirname(__FILE__) . '/../config/pdf/' . $_SESSION['config']->getName() . '/' . $name . '.' . $typeId . '.xml';
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if(is_file($file) && is_writable($file)) {
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return unlink($file);
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}
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else {
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return false;
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}
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}
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/**
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* This function returns an array with all aviliable logo images.
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*
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* @return array list of logo files
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*/
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function getAvailableLogos() {
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$return = array();
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$dirPath = dirname(__FILE__) . '/../config/pdf/' . $_SESSION['config']->getName() . '/logos/';
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$dirHandle = opendir($dirPath);
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while($file = readdir($dirHandle)) {
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if(!is_dir($file) && $file != '.' && $file != '..' && preg_match('/\\.(jpg|png)$/i',$file)) {
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$infos = getimagesize($dirPath . $file);
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if($infos[0] <= 2000 && $infos[1] <= 300) {
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array_push($return, array('filename' => $file, 'infos' => $infos));
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}
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}
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}
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sort($return);
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return $return;
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}
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/**
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* Copies a PDF structure from the given source to target.
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*
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* @param \LAM\TYPES\ConfiguredType $sourceType source type
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* @param string $sourceStructureName structure name
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* @param \LAM\TYPES\ConfiguredType $targetType target type
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* @throws Exception
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*/
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function copyStructure($sourceType, $sourceStructureName, $targetType) {
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if (!isValidPDFStructureName($sourceStructureName)) {
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throw new LAMException(_('Failed to copy'));
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}
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$sourceConfig = $sourceType->getTypeManager()->getConfig()->getName();
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$sourceTypeId = $sourceType->getId();
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$targetConfig = $targetType->getTypeManager()->getConfig()->getName();
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$targetTypeId = $targetType->getId();
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$basePath = dirname(__FILE__) . '/../config/pdf/';
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$src = $basePath . $sourceConfig . '/' . $sourceStructureName . '.' . $sourceTypeId . '.xml';
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$dst = $basePath . $targetConfig . '/' . $sourceStructureName . '.' . $targetTypeId . '.xml';
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if (!@copy($src, $dst)) {
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throw new LAMException(_('Failed to copy'), $sourceConfig . ': ' . $sourceStructureName);
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}
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}
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/**
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* Copies a PDF structure from the given source to global templates.
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*
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* @param \LAM\TYPES\ConfiguredType $sourceType source type
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* @param string $sourceName structure name
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* @throws Exception
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*/
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function copyStructureToTemplates($sourceType, $sourceName) {
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if (!isValidPDFStructureName($sourceName)) {
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throw new LAMException(_('Failed to copy'));
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}
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$sourceConfig = $sourceType->getTypeManager()->getConfig()->getName();
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$sourceTypeId = $sourceType->getId();
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$basePath = dirname(__FILE__) . '/../config/pdf/';
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$templatePath = dirname(__FILE__) . '/../config/templates/pdf/';
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$src = $basePath . $sourceConfig . '/' . $sourceName . '.' . $sourceTypeId . '.xml';
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$dst = $templatePath . $sourceName . '.' . $sourceType->getScope() . '.xml';
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if (!@copy($src, $dst)) {
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throw new LAMException(_('Failed to copy'), $sourceConfig . ': ' . $sourceName);
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}
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}
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/**
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* Uploads a PDF logo file for the current server profile.
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*
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* @param String $file full path of temporary file
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* @param String $name file name
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* @return StatusMessage status message to display
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*/
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function uploadPDFLogo($file, $name) {
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if (!preg_match('/[a-zA-Z0-9_-]+\\.(png)|(jpg)/i', $name)) {
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return new htmlStatusMessage('ERROR', _('Unable to upload logo file.'), _('The file name must end with ".png" or ".jpg".'));
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}
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$infos = getimagesize($file);
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if ($infos[0] <= 2000 && $infos[1] <= 300) {
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$dirPath = dirname(__FILE__) . '/../config/pdf/' . $_SESSION['config']->getName() . '/logos/';
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$success = copy($file, $dirPath . '/' . $name);
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if ($success) {
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return new htmlStatusMessage('INFO', _('Uploaded logo file.'), $name);
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}
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else {
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return new htmlStatusMessage('ERROR', _('Unable to upload logo file.'), $name);
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}
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}
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return new htmlStatusMessage('ERROR', _('Unable to upload logo file.'), _('The file must not exeed 2000x300px.'));
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}
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/**
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* Deletes a PDF logo file.
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*
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* @param String $name file name
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* @return StatusMessage status message to display
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*/
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function deletePDFLogo($name) {
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// check if valid file
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$found = false;
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$logos = getAvailableLogos();
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foreach ($logos as $logo) {
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if ($logo['filename'] === $name) {
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$found = true;
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break;
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}
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}
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if (!$found) {
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return new htmlStatusMessage('ERROR', _('File does not exist.'), htmlspecialchars($name));
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}
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// check if still in use
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$typeManager = new \LAM\TYPES\TypeManager();
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$activeTypes = $typeManager->getConfiguredTypes();
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$reader = new PDFStructureReader();
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foreach ($activeTypes as $type) {
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$structures = getPDFStructures($type->getId());
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foreach ($structures as $structure) {
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try {
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$data = $reader->read($type->getId(), $structure);
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if ($data->getLogo() == $name) {
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return new htmlStatusMessage('ERROR', _('Unable to delete logo file.'),
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sprintf(_('Logo is still in use by PDF structure "%s" in account type "%s".'), $structure, $type->getAlias()));
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}
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}
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catch (LAMException $e) {
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logNewMessage(LOG_ERR, 'Error reading PDF file ' . $e->getMessage());
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}
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}
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}
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// delete file
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$dirPath = dirname(__FILE__) . '/../config/pdf/' . $_SESSION['config']->getName() . '/logos/';
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$success = @unlink($dirPath . '/' . $name);
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if ($success) {
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return new htmlStatusMessage('INFO', _('Logo file deleted.'), $name);
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}
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else {
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return new htmlStatusMessage('ERROR', _('Unable to delete logo file.'), $name);
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}
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}
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/**
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* Returns if the give structure name is valid.
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*
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* @param string $name structure name
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* @return boolean is valid
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*/
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function isValidPDFStructureName($name) {
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return preg_match('/^[a-z0-9\-\_]+$/i',$name) === 1;
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}
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/**
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* Installs template structures to the current server profile.
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*/
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function installPDFTemplates() {
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$templatePath = dirname(__FILE__) . '/../config/templates/pdf';
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$templateDir = @dir($templatePath);
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$allTemplates = array();
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if ($templateDir) {
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$entry = $templateDir->read();
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while ($entry){
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$parts = explode('.', $entry);
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if ((strlen($entry) > 3) && (sizeof($parts) == 3)) {
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$name = $parts[0];
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$scope = $parts[1];
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$allTemplates[$scope][] = $name;
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}
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$entry = $templateDir->read();
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}
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}
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$basePath = dirname(__FILE__) . '/../config/pdf/' . $_SESSION['config']->getName();
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if (!file_exists($basePath)) {
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mkdir($basePath, 0700, true);
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}
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$typeManager = new \LAM\TYPES\TypeManager();
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foreach ($typeManager->getConfiguredTypes() as $type) {
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if (empty($allTemplates[$type->getScope()])) {
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continue;
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}
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foreach ($allTemplates[$type->getScope()] as $templateName) {
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$path = $basePath . '/' . $templateName . '.' . $type->getId() . '.xml';
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if (!is_file($path)) {
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$template = $templatePath . '/' . $templateName . '.' . $type->getScope() . '.xml';
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logNewMessage(LOG_DEBUG, 'Copy template ' . $template . ' to ' . $path);
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@copy($template, $path);
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}
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}
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}
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if (!file_exists($basePath . '/logos')) {
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mkdir($basePath . '/logos');
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}
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$templatePath = dirname(__FILE__) . '/../config/templates/pdf/logos';
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$templateDir = @dir($templatePath);
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if ($templateDir) {
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$entry = $templateDir->read();
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while ($entry){
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$path = $basePath . '/logos/' . $entry;
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if ((strpos($entry, '.') !== 1) && !is_file($path)) {
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$template = $templatePath . '/' . $entry;
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logNewMessage(LOG_DEBUG, 'Copy template ' . $template . ' to ' . $path);
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@copy($template, $path);
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}
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$entry = $templateDir->read();
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}
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}
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}
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/**
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* Reads a PDF structure.
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*
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* @author Roland Gruber
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*/
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class PDFStructureReader {
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/**
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* Reads a PDF structure.
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*
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* @param string $typeId type id
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* @param string $name structure name
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* @return PDFStructure structure
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*/
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public function read($typeId, $name) {
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if (!isValidPDFStructureName($name) || !preg_match('/[a-zA-Z]+/', $typeId)) {
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return null;
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}
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$file = $this->getFileName($typeId, $name);
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return $this->readPDFFile($file);
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}
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/**
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* Returns the file name for the given structure.
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*
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* @param string $typeId type id
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* @param string $name structure name
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* @return string file name
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*/
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protected function getFileName($typeId, $name) {
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return dirname(__FILE__) . '/../config/pdf/' . $_SESSION['config']->getName() . '/' . $name . '.' . $typeId . '.xml';
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}
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/**
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* Reads a PDF structure file.
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*
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* @param string $file file name
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* @return PDFStructure structure
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*/
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private function readPDFFile($file) {
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$xml = new \XMLReader();
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$xml->open($file);
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$structure = new PDFStructure();
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// open <pdf>
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@$xml->read();
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if (!$xml->name == 'pdf') {
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logNewMessage(LOG_ERR, 'Unknown tag name: ' . $xml->name);
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throw new \LAMException(_('Unable to read PDF structure.'));
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}
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$structure->setLogo($xml->getAttribute('filename'));
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$structure->setTitle($xml->getAttribute('headline'));
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$structure->setFoldingMarks($xml->getAttribute('foldingmarks'));
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$sections = array();
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while ($xml->read()) {
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if ($xml->nodeType === \XMLReader::SIGNIFICANT_WHITESPACE) {
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continue;
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}
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elseif (($xml->name === 'pdf') && ($xml->nodeType == \XMLReader::END_ELEMENT)) {
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continue;
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}
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elseif ($xml->name === 'text') {
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$xml->read();
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$sections[] = new PDFTextSection($xml->value);
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$xml->read();
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if (!$xml->name === 'text') {
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logNewMessage(LOG_ERR, 'Unexpected tag name: ' . $xml->name);
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throw new \LAMException(_('Unable to read PDF structure.'));
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}
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}
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elseif ($xml->name === 'section') {
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$sections[] = $this->readSection($xml);
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}
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else {
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logNewMessage(LOG_ERR, 'Unexpected tag name: ' . $xml->name . ' in ' . $file);
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throw new \LAMException(_('Unable to read PDF structure.'));
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}
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}
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$xml->close();
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$structure->setSections($sections);
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return $structure;
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}
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/**
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* Reads a single section from XML.
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*
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* @param \XMLReader $xml reader
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*/
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private function readSection(&$xml) {
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$section = new PDFEntrySection($xml->getAttribute('name'));
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$entries = array();
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while ($xml->read()) {
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if (($xml->name === 'section') && ($xml->nodeType == \XMLReader::END_ELEMENT)) {
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break;
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}
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elseif ($xml->nodeType === \XMLReader::END_ELEMENT) {
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continue;
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}
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elseif ($xml->nodeType === \XMLReader::SIGNIFICANT_WHITESPACE) {
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continue;
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}
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elseif ($xml->name === 'entry') {
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$entries[] = new PDFSectionEntry($xml->getAttribute('name'));
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}
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elseif (!$xml->name === 'entry') {
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logNewMessage(LOG_ERR, 'Unexpected tag name: ' . $xml->name);
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throw new \LAMException(_('Unable to read PDF structure.'));
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}
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}
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$section->setEntries($entries);
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return $section;
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}
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}
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/**
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* Writes PDF structures to files.
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*
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* @author Roland Gruber
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*/
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class PDFStructureWriter {
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/**
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* Writes the PDF structure to disk.
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*
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* @param string $typeId type ID
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* @param string $name structure name
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* @param PDFStructure $structure structure
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*/
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public function write($typeId, $name, $structure) {
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$fileName = $this->getFileName($typeId, $name);
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$xml = $this->getXML($structure);
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$this->writeXML($xml, $fileName);
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}
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/**
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* Writes the PDF structure to disk.
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*
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* @param string $typeId type ID
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* @param string $name structure name
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* @return string file name
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*/
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protected function getFileName($typeId, $name) {
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if (!isValidPDFStructureName($name) || !preg_match('/[a-zA-Z]+/', $typeId)) {
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throw new \LAMException(_('PDF structure name not valid'),
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_('The name for that PDF-structure you submitted is not valid. A valid name must consist of the following characters: \'a-z\',\'A-Z\',\'0-9\',\'_\',\'-\'.'));
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}
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if(!is_writable(dirname(__FILE__) . '/../config/pdf/' . $_SESSION['config']->getName())) {
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throw new \LAMException(_('Could not save PDF structure, access denied.'));
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}
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return dirname(__FILE__) . '/../config/pdf/' . $_SESSION['config']->getName() . '/' . $name . '.' . $typeId . '.xml';
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}
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/**
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* Returns the generated XML.
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*
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* @param PDFStructure $structure structure
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* @return string XML
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*/
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public function getXML($structure) {
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$writer = new \XMLWriter();
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$writer->openMemory();
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$writer->setIndent(true);
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$writer->setIndentString("\t");
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$writer->startElement('pdf');
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$writer->writeAttribute('filename', $structure->getLogo());
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$writer->writeAttribute('headline', $structure->getTitle());
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$writer->writeAttribute('foldingmarks', $structure->getFoldingMarks());
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foreach ($structure->getSections() as $section) {
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if ($section instanceof PDFTextSection) {
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$writer->startElement('text');
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$writer->text($section->getText());
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$writer->endElement();
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}
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else {
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$writer->startElement('section');
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if ($section->isAttributeTitle()) {
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$writer->writeAttribute('name', '_' . $section->getPdfKey());
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}
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else {
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$writer->writeAttribute('name', $section->getTitle());
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}
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foreach ($section->getEntries() as $entry) {
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$writer->startElement('entry');
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$writer->writeAttribute('name', $entry->getKey());
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$writer->endElement();
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}
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$writer->endElement();
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}
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}
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$writer->endElement();
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return $writer->outputMemory();
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}
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/**
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* Writes the XML to the given file.
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*
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* @param string $xml XML
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* @param string $file file name
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*/
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protected function writeXML($xml, $file) {
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$handle = @fopen($file,'w');
|
|
if (!$handle) {
|
|
throw new \LAMException(_('Could not save PDF structure, access denied.'));
|
|
}
|
|
fwrite($handle, $xml);
|
|
fclose($handle);
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* PDF structure
|
|
*
|
|
* @author Roland Gruber
|
|
*/
|
|
class PDFStructure {
|
|
|
|
/** no folding marks */
|
|
const FOLDING_NONE = 'no';
|
|
/** standard folding marks */
|
|
const FOLDING_STANDARD = 'standard';
|
|
|
|
private $logo = null;
|
|
|
|
private $title = 'LDAP Account Manager';
|
|
|
|
private $foldingMarks = 'no';
|
|
|
|
private $sections = array();
|
|
|
|
/**
|
|
* Returns the logo file path.
|
|
*
|
|
* @return string logo
|
|
*/
|
|
public function getLogo() {
|
|
return $this->logo;
|
|
}
|
|
|
|
/**
|
|
* Sets the logo file path.
|
|
*
|
|
* @param string $logo logo
|
|
*/
|
|
public function setLogo($logo) {
|
|
$this->logo = $logo;
|
|
}
|
|
|
|
/**
|
|
* Returns the title.
|
|
*
|
|
* @return string title
|
|
*/
|
|
public function getTitle() {
|
|
return $this->title;
|
|
}
|
|
|
|
/**
|
|
* Sets the title.
|
|
*
|
|
* @param string $title title
|
|
*/
|
|
public function setTitle($title) {
|
|
$this->title = $title;
|
|
}
|
|
|
|
/**
|
|
* Returns if to print folding marks.
|
|
*
|
|
* @return string print folding marks
|
|
*/
|
|
public function getFoldingMarks() {
|
|
return $this->foldingMarks;
|
|
}
|
|
|
|
/**
|
|
* Sets if to print folding marks.
|
|
*
|
|
* @param string $foldingMarks print folding marks
|
|
*/
|
|
public function setFoldingMarks($foldingMarks) {
|
|
$this->foldingMarks = $foldingMarks;
|
|
}
|
|
|
|
/**
|
|
* Returns the sections.
|
|
*
|
|
* @return PDFTextSection[]|PDFEntrySection[] $sections
|
|
*/
|
|
public function getSections() {
|
|
return $this->sections;
|
|
}
|
|
|
|
/**
|
|
* Sets the sections.
|
|
*
|
|
* @param PDFTextSection[]|PDFEntrySection[] $sections sections
|
|
*/
|
|
public function setSections($sections) {
|
|
$this->sections = $sections;
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Section for static text.
|
|
*
|
|
* @author Roland Gruber
|
|
*/
|
|
class PDFTextSection {
|
|
|
|
private $text = '';
|
|
|
|
/**
|
|
* Constructor.
|
|
*
|
|
* @param string $text text
|
|
*/
|
|
public function __construct($text) {
|
|
$this->text = $text;
|
|
}
|
|
|
|
/**
|
|
* Returns the text.
|
|
*
|
|
* @return string text
|
|
*/
|
|
public function getText() {
|
|
return $this->text;
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* PDF section that contains LDAP data entries.
|
|
*
|
|
* @author Roland Gruber
|
|
*/
|
|
class PDFEntrySection {
|
|
|
|
private $title;
|
|
private $entries;
|
|
|
|
/**
|
|
* Constructor
|
|
*
|
|
* @param string $title title
|
|
*/
|
|
public function __construct($title) {
|
|
$this->title = $title;
|
|
}
|
|
|
|
/**
|
|
* Returns if the title is an attribute value.
|
|
*
|
|
* @return boolean is attribute
|
|
*/
|
|
public function isAttributeTitle() {
|
|
return (bool) preg_match('/^_([a-zA-Z0-9_-])+$/', $this->title);
|
|
}
|
|
|
|
/**
|
|
* Returns the PDF key name.
|
|
*
|
|
* @return string PDF key name
|
|
*/
|
|
public function getPdfKey() {
|
|
return substr($this->title, 1);
|
|
}
|
|
|
|
/**
|
|
* Returns the text title.
|
|
*
|
|
* @return string title
|
|
*/
|
|
public function getTitle() {
|
|
return $this->title;
|
|
}
|
|
|
|
/**
|
|
* Sets the title text.
|
|
*
|
|
* @param string $title title
|
|
*/
|
|
public function setTitle($title) {
|
|
$this->title = $title;
|
|
}
|
|
|
|
/**
|
|
* Returns the entries.
|
|
*
|
|
* @return PDFSectionEntry[] entries
|
|
*/
|
|
public function getEntries() {
|
|
return $this->entries;
|
|
}
|
|
|
|
/**
|
|
* Sets the entries.
|
|
*
|
|
* @param PDFSectionEntry[] $entries entries
|
|
*/
|
|
public function setEntries($entries) {
|
|
$this->entries = $entries;
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Single PDF entry.
|
|
*
|
|
* @author Roland Gruber
|
|
*/
|
|
class PDFSectionEntry {
|
|
|
|
private $key;
|
|
|
|
/**
|
|
* Constructor
|
|
*
|
|
* @param string $key key
|
|
*/
|
|
public function __construct($key) {
|
|
$this->key = $key;
|
|
}
|
|
|
|
/**
|
|
* Returns the PDF key.
|
|
*
|
|
* @return string $key key
|
|
*/
|
|
public function getKey() {
|
|
return $this->key;
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Returns a list of possible fonts.
|
|
*
|
|
* @return array list of fonts (description => font name)
|
|
*/
|
|
function getPdfFonts() {
|
|
return array(
|
|
'DejaVu' => 'DejaVuSerif',
|
|
_('Chinese Traditional') => 'cid0ct',
|
|
_('Chinese Simplified') => 'cid0cs',
|
|
_('Japanese') => 'cid0jp',
|
|
_('Korean') => 'cid0kr',
|
|
);
|
|
}
|
|
|
|
?>
|