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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 | global $page; |
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48 | |
49 | $this->Validate($_uid, true, 'photo', $_stamp); |
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50 | |
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51 | // calcul de la taille de l'image |
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52 | require_once dirname(__FILE__).'/../../classes/VarStream.php'; |
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53 | $GLOBALS['photoreq'] = $_data; |
54 | $image_infos = getimagesize('var://photoreq'); |
55 | unset ($GLOBALS['photoreq']); |
56 | |
57 | if (empty($image_infos)) { |
58 | $page->trig("Image invalide"); |
59 | return ($this = null); |
60 | } |
61 | list($this->x, $this->y, $this->mimetype) = $image_infos; |
62 | |
63 | switch ($this->mimetype) { |
64 | case 1: $this->mimetype = "gif"; break; |
65 | case 2: $this->mimetype = "jpeg"; break; |
66 | case 3: $this->mimetype = "png"; break; |
67 | default: |
68 | $page->trig("Type d'image invalide"); |
69 | return ($this = null); |
70 | } |
71 | |
72 | if (strlen($_data) > SIZE_MAX) { |
73 | $img = imagecreatefromstring($_data); |
74 | if (!$img) { |
75 | $page->trig("image trop grande et impossible à retailler automatiquement"); |
76 | return ($this = null); |
77 | } |
78 | |
79 | $nx = $x = imagesx($img); |
80 | $ny = $y = imagesy($img); |
81 | |
82 | if ($nx > 240) { $ny = intval($ny*240/$nx); $nx = 240; } |
83 | if ($ny > 300) { $ny = intval($nx*300/$nx); $ny = 300; } |
84 | if ($nx < 160) { $ny = intval($ny*160/$nx); $nx = 160; } |
85 | |
86 | $comp = '90'; |
87 | $file = tempnam('/tmp', 'photo'); |
88 | |
89 | while (strlen($_data) > SIZE_MAX) { |
90 | $img2 = imagecreatetruecolor($nx, $ny); |
91 | imagecopyresampled($img2, $img, 0, 0, 0, 0, $nx, $ny, $x, $y); |
92 | imagejpeg($img2, $file, $comp); |
93 | $_data = file_get_contents($file); |
94 | $this->mimetype = 'jpeg'; |
95 | |
96 | $comp --; |
97 | } |
98 | |
99 | unlink($file); |
100 | } |
101 | $this->data = $_data; |
102 | } |
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103 | |
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104 | // }}} |
105 | // {{{ function get_request() |
106 | |
107 | function get_request($uid) |
108 | { |
109 | return parent::get_request($uid,'photo'); |
110 | } |
111 | |
112 | // }}} |
113 | // {{{ function formu() |
114 | |
115 | function formu() |
116 | { return 'include/form.valid.photos.tpl'; } |
117 | |
118 | // }}} |
119 | // {{{ function _mail_subj |
120 | |
121 | function _mail_subj() |
122 | { |
123 | return "[Polytechnique.org/PHOTO] Changement de photo"; |
124 | } |
125 | |
126 | // }}} |
127 | // {{{ function _mail_body |
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128 | |
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129 | function _mail_body($isok) |
130 | { |
131 | if ($isok) { |
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132 | return "Le changement de photo que tu as demandé vient d'être effectué."; |
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133 | } else { |
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134 | return "La demande de changement de photo que tu avais faite a été refusée."; |
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135 | } |
136 | } |
137 | |
138 | // }}} |
139 | // {{{ function commit() |
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140 | |
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141 | function commit() |
142 | { |
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143 | XDB::execute('REPLACE INTO photo (uid, attachmime, attach, x, y) |
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144 | VALUES ({?},{?},{?},{?},{?})', |
145 | $this->uid, $this->mimetype, $this->data, $this->x, $this->y); |
146 | require_once('notifs.inc.php'); |
147 | register_watch_op($this->uid,WATCH_FICHE); |
148 | return true; |
149 | } |
150 | |
151 | // }}} |
152 | } |
153 | |
154 | // }}} |
155 | |
156 | // vim:set et sw=4 sts=4 sws=4 foldmethod=marker: |
157 | ?> |