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UploadedFileUtil.php
1 <?php
2  /*********************************************************************************
3  * Zurmo is a customer relationship management program developed by
4  * Zurmo, Inc. Copyright (C) 2017 Zurmo Inc.
5  *
6  * Zurmo is free software; you can redistribute it and/or modify it under
7  * the terms of the GNU Affero General Public License version 3 as published by the
8  * Free Software Foundation with the addition of the following permission added
9  * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
10  * IN WHICH THE COPYRIGHT IS OWNED BY ZURMO, ZURMO DISCLAIMS THE WARRANTY
11  * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
12  *
13  * Zurmo is distributed in the hope that it will be useful, but WITHOUT
14  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15  * FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
16  * details.
17  *
18  * You should have received a copy of the GNU Affero General Public License along with
19  * this program; if not, see http://www.gnu.org/licenses or write to the Free
20  * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21  * 02110-1301 USA.
22  *
23  * You can contact Zurmo, Inc. with a mailing address at 27 North Wacker Drive
24  * Suite 370 Chicago, IL 60606. or at email address contact@zurmo.com.
25  *
26  * The interactive user interfaces in original and modified versions
27  * of this program must display Appropriate Legal Notices, as required under
28  * Section 5 of the GNU Affero General Public License version 3.
29  *
30  * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
31  * these Appropriate Legal Notices must retain the display of the Zurmo
32  * logo and Zurmo copyright notice. If the display of the logo is not reasonably
33  * feasible for technical reasons, the Appropriate Legal Notices must display the words
34  * "Copyright Zurmo Inc. 2017. All rights reserved".
35  ********************************************************************************/
36 
41  {
46  public static function getByNameAndCatchError($filesVariableName)
47  {
48  assert('is_string($filesVariableName)');
49  $uploadedFile = CUploadedFile::getInstanceByName($filesVariableName);
50  if ($uploadedFile == null)
51  {
52  throw new FailedFileUploadException(Zurmo::t('Core', 'The file did not exist'));
53  }
54  elseif ($uploadedFile->getHasError())
55  {
56  $error = $uploadedFile->getError();
57  $messageParams = array('{file}' => $uploadedFile->getName(), '{limit}' => self::getSizeLimit());
58  if ($error == UPLOAD_ERR_NO_FILE)
59  {
60  $message = Zurmo::t('Core', 'The file did not exist');
61  }
62  elseif ($error == UPLOAD_ERR_INI_SIZE || $error == UPLOAD_ERR_FORM_SIZE)
63  {
64  $message = Zurmo::t('yii', 'The file "{file}" is too large. Its size cannot exceed {limit} bytes.',
65  $messageParams);
66  }
67  elseif ($error == UPLOAD_ERR_PARTIAL)
68  {
69  $message = Zurmo::t('yii', 'The file "{file}" is too large. Its size cannot exceed {limit} bytes.',
70  $messageParams);
71  }
72  elseif ($error == UPLOAD_ERR_NO_TMP_DIR)
73  {
74  $message = Zurmo::t('yii', 'Missing the temporary folder to store the uploaded file "{file}".',
75  $messageParams);
76  }
77  elseif ($error == UPLOAD_ERR_CANT_WRITE)
78  {
79  $message = Zurmo::t('yii', 'Failed to write the uploaded file "{file}" to disk.',
80  $messageParams);
81  }
82  elseif (defined('UPLOAD_ERR_EXTENSION') && $error == UPLOAD_ERR_EXTENSION)
83  {
84  $message = Zurmo::t('yii', 'File upload was stopped by extension.');
85  }
86  else
87  {
88  //Unsupported or unknown error.
89  $message = Zurmo::t('Core', 'There was an error uploading the file.');
90  }
91  throw new FailedFileUploadException($message);
92  }
93  else
94  {
95  return $uploadedFile;
96  }
97  }
98 
110  private static function getSizeLimit()
111  {
112  $limit = ini_get('upload_max_filesize');
113  $limit = self::sizeToBytes($limit);
114  if (isset($_POST['MAX_FILE_SIZE']) && $_POST['MAX_FILE_SIZE'] > 0 && $_POST['MAX_FILE_SIZE'] < $limit)
115  {
116  $limit = $_POST['MAX_FILE_SIZE'];
117  }
118  return $limit;
119  }
120 
127  private static function sizeToBytes($sizeStr)
128  {
129  switch (substr($sizeStr, -1))
130  {
131  case 'M': case 'm': return (int)$sizeStr * 1048576;
132  case 'K': case 'k': return (int)$sizeStr * 1024;
133  case 'G': case 'g': return (int)$sizeStr * 1073741824;
134  default: return (int)$sizeStr;
135  }
136  }
137  }
138 ?>
Generated on Wed Jul 1 2020 07:10:29
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