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1 | <?php |
2 | /*************************************************************************** |
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3 | * Copyright (C) 2003-2007 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 | $this->_get_image($_data); |
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49 | } |
50 | |
51 | // }}} |
52 | // {{{ function _get_image() |
53 | |
54 | function _get_image($_data) |
55 | { |
56 | global $page; |
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57 | |
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58 | VarStream::init(); |
59 | |
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60 | // calcul de la taille de l'image |
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61 | $GLOBALS['photoreq'] = $_data; |
62 | $image_infos = getimagesize('var://photoreq'); |
63 | unset ($GLOBALS['photoreq']); |
64 | |
65 | if (empty($image_infos)) { |
66 | $page->trig("Image invalide"); |
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67 | return false; |
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68 | } |
69 | list($this->x, $this->y, $this->mimetype) = $image_infos; |
70 | |
71 | switch ($this->mimetype) { |
72 | case 1: $this->mimetype = "gif"; break; |
73 | case 2: $this->mimetype = "jpeg"; break; |
74 | case 3: $this->mimetype = "png"; break; |
75 | default: |
76 | $page->trig("Type d'image invalide"); |
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77 | return false; |
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78 | } |
79 | |
80 | if (strlen($_data) > SIZE_MAX) { |
81 | $img = imagecreatefromstring($_data); |
82 | if (!$img) { |
83 | $page->trig("image trop grande et impossible à retailler automatiquement"); |
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84 | return false; |
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85 | } |
86 | |
87 | $nx = $x = imagesx($img); |
88 | $ny = $y = imagesy($img); |
89 | |
90 | if ($nx > 240) { $ny = intval($ny*240/$nx); $nx = 240; } |
91 | if ($ny > 300) { $ny = intval($nx*300/$nx); $ny = 300; } |
92 | if ($nx < 160) { $ny = intval($ny*160/$nx); $nx = 160; } |
93 | |
94 | $comp = '90'; |
95 | $file = tempnam('/tmp', 'photo'); |
96 | |
97 | while (strlen($_data) > SIZE_MAX) { |
98 | $img2 = imagecreatetruecolor($nx, $ny); |
99 | imagecopyresampled($img2, $img, 0, 0, 0, 0, $nx, $ny, $x, $y); |
100 | imagejpeg($img2, $file, $comp); |
101 | $_data = file_get_contents($file); |
102 | $this->mimetype = 'jpeg'; |
103 | |
104 | $comp --; |
105 | } |
106 | |
107 | unlink($file); |
108 | } |
109 | $this->data = $_data; |
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110 | return true; |
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111 | } |
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112 | |
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113 | // }}} |
114 | // {{{ function get_request() |
115 | |
116 | function get_request($uid) |
117 | { |
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118 | return parent::get_typed_request($uid,'photo'); |
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119 | } |
120 | |
121 | // }}} |
122 | // {{{ function formu() |
123 | |
124 | function formu() |
125 | { return 'include/form.valid.photos.tpl'; } |
126 | |
127 | // }}} |
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128 | // {{{ function editor() |
129 | |
130 | function editor() |
131 | { |
132 | return 'include/form.valid.edit-photo.tpl'; |
133 | } |
134 | |
135 | // }}} |
136 | // {{{ function handle_editor() |
137 | |
138 | function handle_editor() |
139 | { |
140 | if (isset($_FILES['userfile']['tmp_name'])) { |
141 | $file = $_FILES['userfile']['tmp_name']; |
142 | if ($data = file_get_contents($file)) { |
143 | if ($this->_get_image($data)) { |
144 | return true; |
145 | } |
146 | } else { |
147 | $page->trig('Fichier inexistant ou vide'); |
148 | } |
149 | } |
150 | return false; |
151 | } |
152 | |
153 | // }}} |
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154 | // {{{ function _mail_subj |
155 | |
156 | function _mail_subj() |
157 | { |
158 | return "[Polytechnique.org/PHOTO] Changement de photo"; |
159 | } |
160 | |
161 | // }}} |
162 | // {{{ function _mail_body |
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163 | |
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164 | function _mail_body($isok) |
165 | { |
166 | if ($isok) { |
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167 | return "Le changement de photo que tu as demandé vient d'être effectué."; |
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168 | } else { |
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169 | return "La demande de changement de photo que tu avais faite a été refusée."; |
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170 | } |
171 | } |
172 | |
173 | // }}} |
174 | // {{{ function commit() |
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175 | |
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176 | function commit() |
177 | { |
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178 | XDB::execute('REPLACE INTO photo (uid, attachmime, attach, x, y) |
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179 | VALUES ({?},{?},{?},{?},{?})', |
180 | $this->uid, $this->mimetype, $this->data, $this->x, $this->y); |
181 | require_once('notifs.inc.php'); |
182 | register_watch_op($this->uid,WATCH_FICHE); |
183 | return true; |
184 | } |
185 | |
186 | // }}} |
187 | } |
188 | |
189 | // }}} |
190 | |
191 | // vim:set et sw=4 sts=4 sws=4 foldmethod=marker: |
192 | ?> |