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| author | Anton Luka Šijanec <anton@sijanec.eu> | 2022-01-11 12:35:47 +0100 |
|---|---|---|
| committer | Anton Luka Šijanec <anton@sijanec.eu> | 2022-01-11 12:35:47 +0100 |
| commit | 19985dbb8c0aa66dc4bf7905abc1148de909097d (patch) | |
| tree | 2cd5a5d20d7e80fc2a51adf60d838d8a2c40999e /admin/survey/excel/PHPExcel/Shared/File.php | |
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Diffstat (limited to 'admin/survey/excel/PHPExcel/Shared/File.php')
| -rw-r--r-- | admin/survey/excel/PHPExcel/Shared/File.php | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/admin/survey/excel/PHPExcel/Shared/File.php b/admin/survey/excel/PHPExcel/Shared/File.php new file mode 100644 index 0000000..f6314ef --- /dev/null +++ b/admin/survey/excel/PHPExcel/Shared/File.php @@ -0,0 +1,139 @@ +<?php
+/**
+ * PHPExcel
+ *
+ * Copyright (c) 2006 - 2012 PHPExcel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * @category PHPExcel
+ * @package PHPExcel_Shared
+ * @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
+ * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
+ * @version 1.7.8, 2012-10-12
+ */
+
+
+/**
+ * PHPExcel_Shared_File
+ *
+ * @category PHPExcel
+ * @package PHPExcel_Shared
+ * @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+class PHPExcel_Shared_File
+{
+ /**
+ * Verify if a file exists
+ *
+ * @param string $pFilename Filename
+ * @return bool
+ */
+ public static function file_exists($pFilename) {
+ // Sick construction, but it seems that
+ // file_exists returns strange values when
+ // doing the original file_exists on ZIP archives...
+ if ( strtolower(substr($pFilename, 0, 3)) == 'zip' ) {
+ // Open ZIP file and verify if the file exists
+ $zipFile = substr($pFilename, 6, strpos($pFilename, '#') - 6);
+ $archiveFile = substr($pFilename, strpos($pFilename, '#') + 1);
+
+ $zip = new ZipArchive();
+ if ($zip->open($zipFile) === true) {
+ $returnValue = ($zip->getFromName($archiveFile) !== false);
+ $zip->close();
+ return $returnValue;
+ } else {
+ return false;
+ }
+ } else {
+ // Regular file_exists
+ return file_exists($pFilename);
+ }
+ }
+
+ /**
+ * Returns canonicalized absolute pathname, also for ZIP archives
+ *
+ * @param string $pFilename
+ * @return string
+ */
+ public static function realpath($pFilename) {
+ // Returnvalue
+ $returnValue = '';
+
+ // Try using realpath()
+ if (file_exists($pFilename)) {
+ $returnValue = realpath($pFilename);
+ }
+
+ // Found something?
+ if ($returnValue == '' || ($returnValue === NULL)) {
+ $pathArray = explode('/' , $pFilename);
+ while(in_array('..', $pathArray) && $pathArray[0] != '..') {
+ for ($i = 0; $i < count($pathArray); ++$i) {
+ if ($pathArray[$i] == '..' && $i > 0) {
+ unset($pathArray[$i]);
+ unset($pathArray[$i - 1]);
+ break;
+ }
+ }
+ }
+ $returnValue = implode('/', $pathArray);
+ }
+
+ // Return
+ return $returnValue;
+ }
+
+ /**
+ * Get the systems temporary directory.
+ *
+ * @return string
+ */
+ public static function sys_get_temp_dir()
+ {
+ // sys_get_temp_dir is only available since PHP 5.2.1
+ // http://php.net/manual/en/function.sys-get-temp-dir.php#94119
+
+ if ( !function_exists('sys_get_temp_dir')) {
+ if ($temp = getenv('TMP') ) {
+ if ((!empty($temp)) && (file_exists($temp))) { return realpath($temp); }
+ }
+ if ($temp = getenv('TEMP') ) {
+ if ((!empty($temp)) && (file_exists($temp))) { return realpath($temp); }
+ }
+ if ($temp = getenv('TMPDIR') ) {
+ if ((!empty($temp)) && (file_exists($temp))) { return realpath($temp); }
+ }
+
+ // trick for creating a file in system's temporary dir
+ // without knowing the path of the system's temporary dir
+ $temp = tempnam(__FILE__, '');
+ if (file_exists($temp)) {
+ unlink($temp);
+ return realpath(dirname($temp));
+ }
+
+ return null;
+ }
+
+ // use ordinary built-in PHP function
+ // There should be no problem with the 5.2.4 Suhosin realpath() bug, because this line should only
+ // be called if we're running 5.2.1 or earlier
+ return realpath(sys_get_temp_dir());
+ }
+
+}
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