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1 | <?php |
2 | /*************************************************************************** |
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3 | * Copyright (C) 2003-2006 Polytechnique.org * |
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4 | * http://opensource.polytechnique.org/ * |
5 | * * |
6 | * This program is free software; you can redistribute it and/or modify * |
7 | * it under the terms of the GNU General Public License as published by * |
8 | * the Free Software Foundation; either version 2 of the License, or * |
9 | * (at your option) any later version. * |
10 | * * |
11 | * This program is distributed in the hope that it will be useful, * |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
14 | * GNU General Public License for more details. * |
15 | * * |
16 | * You should have received a copy of the GNU General Public License * |
17 | * along with this program; if not, write to the Free Software * |
18 | * Foundation, Inc., * |
19 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * |
20 | ***************************************************************************/ |
21 | |
22 | // {{{ class PhotoReq |
23 | |
24 | class PhotoReq extends Validate |
25 | { |
26 | // {{{ properties |
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27 | |
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28 | var $mimetype; |
29 | var $data; |
30 | var $x; |
31 | var $y; |
32 | |
33 | var $unique = true; |
34 | |
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35 | var $rules = "Refuser les photos copyrightées, de mineurs, ou ayant |
36 | un caractère pornographique, violent, etc... Si une photo est mal |
37 | cadrée (20% de photo et 80% de blanc par exemple), si c'est un |
38 | camarade antique, on lui arrange sinon on lui |
39 | refuse en lui expliquant gentiment le problème. Idem si les dimensions de |
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40 | la photo sont archi trop grandes ou archi trop petites."; |
41 | |
42 | // }}} |
43 | // {{{ constructor |
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44 | |
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45 | function PhotoReq($_uid, $_data, $_stamp=0) |
46 | { |
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47 | $this->Validate($_uid, true, 'photo', $_stamp); |
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48 | } |
49 | |
50 | // }}} |
51 | // {{{ function _get_image() |
52 | |
53 | function _get_image($_data) |
54 | { |
55 | global $page; |
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56 | |
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57 | VarStream::init(); |
58 | |
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59 | // calcul de la taille de l'image |
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60 | $GLOBALS['photoreq'] = $_data; |
61 | $image_infos = getimagesize('var://photoreq'); |
62 | unset ($GLOBALS['photoreq']); |
63 | |
64 | if (empty($image_infos)) { |
65 | $page->trig("Image invalide"); |
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66 | return false; |
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67 | } |
68 | list($this->x, $this->y, $this->mimetype) = $image_infos; |
69 | |
70 | switch ($this->mimetype) { |
71 | case 1: $this->mimetype = "gif"; break; |
72 | case 2: $this->mimetype = "jpeg"; break; |
73 | case 3: $this->mimetype = "png"; break; |
74 | default: |
75 | $page->trig("Type d'image invalide"); |
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76 | return false; |
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77 | } |
78 | |
79 | if (strlen($_data) > SIZE_MAX) { |
80 | $img = imagecreatefromstring($_data); |
81 | if (!$img) { |
82 | $page->trig("image trop grande et impossible à retailler automatiquement"); |
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83 | return false; |
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84 | } |
85 | |
86 | $nx = $x = imagesx($img); |
87 | $ny = $y = imagesy($img); |
88 | |
89 | if ($nx > 240) { $ny = intval($ny*240/$nx); $nx = 240; } |
90 | if ($ny > 300) { $ny = intval($nx*300/$nx); $ny = 300; } |
91 | if ($nx < 160) { $ny = intval($ny*160/$nx); $nx = 160; } |
92 | |
93 | $comp = '90'; |
94 | $file = tempnam('/tmp', 'photo'); |
95 | |
96 | while (strlen($_data) > SIZE_MAX) { |
97 | $img2 = imagecreatetruecolor($nx, $ny); |
98 | imagecopyresampled($img2, $img, 0, 0, 0, 0, $nx, $ny, $x, $y); |
99 | imagejpeg($img2, $file, $comp); |
100 | $_data = file_get_contents($file); |
101 | $this->mimetype = 'jpeg'; |
102 | |
103 | $comp --; |
104 | } |
105 | |
106 | unlink($file); |
107 | } |
108 | $this->data = $_data; |
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109 | return true; |
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110 | } |
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111 | |
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112 | // }}} |
113 | // {{{ function get_request() |
114 | |
115 | function get_request($uid) |
116 | { |
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117 | return parent::get_typed_request($uid,'photo'); |
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118 | } |
119 | |
120 | // }}} |
121 | // {{{ function formu() |
122 | |
123 | function formu() |
124 | { return 'include/form.valid.photos.tpl'; } |
125 | |
126 | // }}} |
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127 | // {{{ function editor() |
128 | |
129 | function editor() |
130 | { |
131 | return 'include/form.valid.edit-photo.tpl'; |
132 | } |
133 | |
134 | // }}} |
135 | // {{{ function handle_editor() |
136 | |
137 | function handle_editor() |
138 | { |
139 | if (isset($_FILES['userfile']['tmp_name'])) { |
140 | $file = $_FILES['userfile']['tmp_name']; |
141 | if ($data = file_get_contents($file)) { |
142 | if ($this->_get_image($data)) { |
143 | return true; |
144 | } |
145 | } else { |
146 | $page->trig('Fichier inexistant ou vide'); |
147 | } |
148 | } |
149 | return false; |
150 | } |
151 | |
152 | // }}} |
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153 | // {{{ function _mail_subj |
154 | |
155 | function _mail_subj() |
156 | { |
157 | return "[Polytechnique.org/PHOTO] Changement de photo"; |
158 | } |
159 | |
160 | // }}} |
161 | // {{{ function _mail_body |
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162 | |
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163 | function _mail_body($isok) |
164 | { |
165 | if ($isok) { |
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166 | return "Le changement de photo que tu as demandé vient d'être effectué."; |
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167 | } else { |
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168 | return "La demande de changement de photo que tu avais faite a été refusée."; |
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169 | } |
170 | } |
171 | |
172 | // }}} |
173 | // {{{ function commit() |
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174 | |
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175 | function commit() |
176 | { |
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177 | XDB::execute('REPLACE INTO photo (uid, attachmime, attach, x, y) |
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178 | VALUES ({?},{?},{?},{?},{?})', |
179 | $this->uid, $this->mimetype, $this->data, $this->x, $this->y); |
180 | require_once('notifs.inc.php'); |
181 | register_watch_op($this->uid,WATCH_FICHE); |
182 | return true; |
183 | } |
184 | |
185 | // }}} |
186 | } |
187 | |
188 | // }}} |
189 | |
190 | // vim:set et sw=4 sts=4 sws=4 foldmethod=marker: |
191 | ?> |