source: trunk/admin/include/configuration_watermark_process.inc.php @ 25018

Last change on this file since 25018 was 25018, checked in by mistic100, 10 years ago

remove all array_push (50% slower than []) + some changes missing for feature:2978

File size: 5.8 KB
Line 
1<?php
2// +-----------------------------------------------------------------------+
3// | Piwigo - a PHP based photo gallery                                    |
4// +-----------------------------------------------------------------------+
5// | Copyright(C) 2008-2013 Piwigo Team                  http://piwigo.org |
6// | Copyright(C) 2003-2008 PhpWebGallery Team    http://phpwebgallery.net |
7// | Copyright(C) 2002-2003 Pierrick LE GALL   http://le-gall.net/pierrick |
8// +-----------------------------------------------------------------------+
9// | This program is free software; you can redistribute it and/or modify  |
10// | it under the terms of the GNU General Public License as published by  |
11// | the Free Software Foundation                                          |
12// |                                                                       |
13// | This program is distributed in the hope that it will be useful, but   |
14// | WITHOUT ANY WARRANTY; without even the implied warranty of            |
15// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      |
16// | General Public License for more details.                              |
17// |                                                                       |
18// | You should have received a copy of the GNU General Public License     |
19// | along with this program; if not, write to the Free Software           |
20// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
21// | USA.                                                                  |
22// +-----------------------------------------------------------------------+
23
24if( !defined("PHPWG_ROOT_PATH") )
25{
26  die ("Hacking attempt!");
27}
28
29$errors = array();
30$pwatermark = $_POST['w'];
31
32// step 0 - manage upload if any
33if (isset($_FILES['watermarkImage']) and !empty($_FILES['watermarkImage']['tmp_name']))
34{
35  list($width, $height, $type) = getimagesize($_FILES['watermarkImage']['tmp_name']);
36  if (IMAGETYPE_PNG != $type)
37  {
38    $errors['watermarkImage'] = sprintf(
39      l10n('Allowed file types: %s.'),
40      'PNG'
41      );
42  }
43  else
44  {
45    $upload_dir = PHPWG_ROOT_PATH.PWG_LOCAL_DIR.'watermarks';
46    if (mkgetdir($upload_dir, MKGETDIR_DEFAULT&~MKGETDIR_DIE_ON_ERROR))
47    {
48      $new_name = get_filename_wo_extension($_FILES['watermarkImage']['name']).'.png';
49      $file_path = $upload_dir.'/'.$new_name;
50
51      if (move_uploaded_file($_FILES['watermarkImage']['tmp_name'], $file_path))
52      {
53        $pwatermark['file'] = substr($file_path, strlen(PHPWG_ROOT_PATH));
54      }
55      else
56      {
57        $page['errors'][] = $errors['watermarkImage'] = "$file_path " .l10n('no write access');
58      }
59    }
60    else
61    {
62      $page['errors'][] = $errors['watermarkImage'] = sprintf( l10n('Add write access to the "%s" directory'), $upload_dir);
63    }
64  }
65}
66
67// step 1 - sanitize HTML input
68switch ($pwatermark['position'])
69{
70  case 'topleft':
71  {
72    $pwatermark['xpos'] = 0;
73    $pwatermark['ypos'] = 0;
74    break;
75  }
76  case 'topright':
77  {
78    $pwatermark['xpos'] = 100;
79    $pwatermark['ypos'] = 0;
80    break;
81  }
82  case 'middle':
83  {
84    $pwatermark['xpos'] = 50;
85    $pwatermark['ypos'] = 50;
86    break;
87  }
88  case 'bottomleft':
89  {
90    $pwatermark['xpos'] = 0;
91    $pwatermark['ypos'] = 100;
92    break;
93  }
94  case 'bottomright':
95  {
96    $pwatermark['xpos'] = 100;
97    $pwatermark['ypos'] = 100;
98    break;
99  }
100}
101
102// step 2 - check validity
103$v = intval($pwatermark['xpos']);
104if ($v < 0 or $v > 100)
105{
106  $errors['watermark']['xpos'] = '[0..100]';
107}
108
109$v = intval($pwatermark['ypos']);
110if ($v < 0 or $v > 100)
111{
112  $errors['watermark']['ypos'] = '[0..100]';
113}
114
115$v = intval($pwatermark['opacity']);
116if ($v <= 0 or $v > 100)
117{
118  $errors['watermark']['opacity'] = '(0..100]';
119}
120
121// step 3 - save data
122if (count($errors) == 0)
123{
124  $watermark = new WatermarkParams();
125  $watermark->file = $pwatermark['file'];
126  $watermark->xpos = intval($pwatermark['xpos']);
127  $watermark->ypos = intval($pwatermark['ypos']);
128  $watermark->xrepeat = intval($pwatermark['xrepeat']);
129  $watermark->opacity = intval($pwatermark['opacity']);
130  $watermark->min_size = array(intval($pwatermark['minw']),intval($pwatermark['minh']));
131
132  $old_watermark = ImageStdParams::get_watermark();
133  $watermark_changed =
134    $watermark->file != $old_watermark->file
135    || $watermark->xpos != $old_watermark->xpos
136    || $watermark->ypos != $old_watermark->ypos
137    || $watermark->xrepeat != $old_watermark->xrepeat
138    || $watermark->opacity != $old_watermark->opacity;
139
140  // save the new watermark configuration
141  ImageStdParams::set_watermark($watermark);
142
143  // do we have to regenerate the derivatives (and which types)?
144  $changed_types = array();
145
146  foreach (ImageStdParams::get_defined_type_map() as $type => $params)
147  {
148    $old_use_watermark = $params->use_watermark;
149    ImageStdParams::apply_global($params);
150
151    $changed = $params->use_watermark != $old_use_watermark;
152    if (!$changed and $params->use_watermark)
153    {
154      $changed = $watermark_changed;
155    }
156    if (!$changed and $params->use_watermark)
157    {
158      // if thresholds change and before/after the threshold is lower than the corresponding derivative side -> some derivatives might switch the watermark
159      $changed |= $watermark->min_size[0]!=$old_watermark->min_size[0] and ($watermark->min_size[0]<$params->max_width() or $old_watermark->min_size[0]<$params->max_width());
160      $changed |= $watermark->min_size[1]!=$old_watermark->min_size[1] and ($watermark->min_size[1]<$params->max_height() or $old_watermark->min_size[1]<$params->max_height());
161    }
162
163    if ($changed)
164    {
165      $params->last_mod_time = time();
166      $changed_types[] = $type;
167    }
168  }
169
170  ImageStdParams::save();
171
172  if (count($changed_types))
173  {
174    clear_derivative_cache($changed_types);
175  }
176
177  $page['infos'][] = l10n('Your configuration settings are saved');
178}
179else
180{
181  $template->assign('watermark', $pwatermark);
182  $template->assign('ferrors', $errors);
183}
184?>
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