allow to upload and delete logo files

lam/lib/pdfstruct.inc

@@ -4,7 +4,7 @@ $Id$
 
   This code is part of LDAP Account Manager (http://www.ldap-account-manager.org/)
   Copyright (C) 2003 - 2006  Michael Duergner
-                       2011  Roland Gruber
+                2011 - 2013  Roland Gruber
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -237,4 +237,71 @@ function copyPdfProfiles($pdfProfiles, $scope, $dests = array()) {
 	return $state;
 }
 
+/**
+ * Uploads a PDF logo file for the current server profile.
+ * 
+ * @param String $file full path of temporary file
+ * @param String $name file name
+ * @return StatusMessage status message to display
+ */
+function uploadPDFLogo($file, $name) {
+	if (!preg_match('/[a-zA-Z0-9_-]+\\.(png)|(jpg)/', $name)) {
+		return new htmlStatusMessage('ERROR', _('Unable to upload logo file.'), _('The file name must end with ".png" or ".jpg".'));
+	}
+	$infos = getimagesize($file);
+	if ($infos[0] <= 2000 && $infos[1] <= 300) {
+		$dirPath = dirname(__FILE__) . '/../config/pdf/' . $_SESSION['config']->getName() . '/logos/';
+		$success = copy($file, $dirPath . '/' . $name);
+		if ($success) {
+			return new htmlStatusMessage('INFO', _('Uploaded logo file.'), $name);
+		}
+		else {
+			return new htmlStatusMessage('ERROR', _('Unable to upload logo file.'), $name);
+		}
+	}
+	return new htmlStatusMessage('ERROR', _('Unable to upload logo file.'), _('The file must not exeed 2000x300px.'));
+}
+
+/**
+ * Deletes a PDF logo file.
+ * 
+ * @param String $name file name
+ * @return StatusMessage status message to display
+ */
+function deletePDFLogo($name) {
+	// check if valid file
+	$found = false;
+	$logos = getAvailableLogos();
+	foreach ($logos as $logo) {
+		if ($logo['filename'] === $name) {
+			$found = true;
+			break;
+		}
+	}
+	if (!$found) {
+		return new htmlStatusMessage('ERROR', _('File does not exist.'), htmlspecialchars($name));
+	}
+	// check if still in use
+	$activeTypes = $_SESSION['config']->get_ActiveTypes();
+	foreach ($activeTypes as $type) {
+		$structures = getPDFStructureDefinitions($type);
+		foreach ($structures as $structure) {
+			$data = loadPDFStructureDefinitions($type, $structure);
+			if ($data['page_definitions']['filename'] == $name) {
+				return new htmlStatusMessage('ERROR', _('Unable to delete logo file.'),
+					sprintf(_('Logo is still in use by PDF structure "%s" in account type "%s".'), $structure, getTypeAlias($type)));
+			}
+		}
+	}
+	// delete file
+	$dirPath = dirname(__FILE__) . '/../config/pdf/' . $_SESSION['config']->getName() . '/logos/';
+	$success = @unlink($dirPath . '/' . $name);
+	if ($success) {
+		return new htmlStatusMessage('INFO', _('Logo file deleted.'), $name);
+	}
+	else {
+		return new htmlStatusMessage('ERROR', _('Unable to delete logo file.'), $name);
+	}
+}
+
 ?>

lam/templates/pdfedit/pdfmain.php

@@ -123,6 +123,19 @@ if (isset($_POST['importexport']) && ($_POST['importexport'] === '1')) {
 	}
 }
 
+// upload logo file
+if (isset($_POST['uploadLogo']) && !empty($_FILES['logoUpload']) && !empty($_FILES['logoUpload']['size'])) {
+	$file = $_FILES['logoUpload']['tmp_name'];
+	$filename = $_FILES['logoUpload']['name'];
+	$container->addElement(uploadPDFLogo($file, $filename), true);
+}
+
+// delete logo file
+if (isset($_POST['delLogo'])) {
+	$toDel = $_POST['logo'];
+	$container->addElement(deletePDFLogo($toDel), true);
+}
+
 // get list of account types
 $availableScopes = '';
 $templateClasses = array();
@@ -149,7 +162,7 @@ for ($i = 0; $i < sizeof($templateClasses); $i++) {
 include '../main_header.php';
 ?>
 <div class="user-bright smallPaddingContent">
-<form action="pdfmain.php" method="post" name="pdfmainForm" >
+<form enctype="multipart/form-data" action="pdfmain.php" method="post" name="pdfmainForm" >
 	<?php
 		if (isset($_GET['savedSuccessfully'])) {
 			$message = new htmlStatusMessage("INFO", _("PDF structure was successfully saved."), htmlspecialchars($_GET['savedSuccessfully']));
@@ -210,8 +223,31 @@ include '../main_header.php';
 			$existingContainer->addNewLine();
 		}
 		$container->addElement($existingContainer, true);
-		$container->addElement(new htmlSpacer(null, '10px'), true);
 
+		// manage logos
+		$logoContainer = new htmlTable();
+		$logoContainer->addElement(new htmlSpacer(null, '30px'), true);
+		$logoContainer->addElement(new htmlSubTitle(_('Manage logos')), true);
+		$logos = getAvailableLogos();
+		$logoOptions = array();
+		foreach ($logos as $logo) {
+			$file = $logo['filename'];
+			$label = $file . ' (' . $logo['infos'][0] . ' x ' . $logo['infos'][1] . ")";
+			$logoOptions[$label] = $file;
+		}
+		$logoSelect = new htmlSelect('logo', $logoOptions, null);
+		$logoSelect->setHasDescriptiveElements(true);
+		$logoContainer->addElement($logoSelect);
+		$delLogo = new htmlButton('delLogo', _('Delete'));
+		$delLogo->setIconClass('deleteButton');
+		$logoContainer->addElement($delLogo, true);
+		$logoContainer->addElement(new htmlInputFileUpload('logoUpload'));
+		$logoUpload = new htmlButton('uploadLogo', _('Upload'));
+		$logoUpload->setIconClass('upButton');
+		$logoContainer->addElement($logoUpload);
+		$container->addElement($logoContainer, true);
+
+		$container->addElement(new htmlSpacer(null, '10px'), true);
 		// generate content
 		$tabindex = 1;
 		parseHtml(null, $container, array(), false, $tabindex, 'user');