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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; |
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34 | var $valid = false; |
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35 | |
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36 | var $rules = "Refuser les photos copyrightées, de mineurs, ou ayant |
37 | un caractère pornographique, violent, etc... Si une photo est mal |
38 | cadrée (20% de photo et 80% de blanc par exemple), si c'est un |
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39 | camarade antique, on lui arrange sinon on lui |
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40 | refuse en lui expliquant gentiment le problème. Idem si les dimensions de |
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41 | la photo sont archi trop grandes ou archi trop petites."; |
42 | |
43 | // }}} |
44 | // {{{ constructor |
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45 | |
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46 | function PhotoReq($_uid, $_data, $_stamp=0) |
47 | { |
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48 | $this->Validate($_uid, true, 'photo', $_stamp); |
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49 | $this->valid = $this->_get_image($_data); |
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50 | } |
51 | |
52 | // }}} |
53 | // {{{ function _get_image() |
54 | |
55 | function _get_image($_data) |
56 | { |
57 | global $page; |
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58 | |
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59 | VarStream::init(); |
60 | |
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61 | // calcul de la taille de l'image |
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62 | $GLOBALS['photoreq'] = $_data; |
63 | $image_infos = getimagesize('var://photoreq'); |
64 | unset ($GLOBALS['photoreq']); |
65 | |
66 | if (empty($image_infos)) { |
67 | $page->trig("Image invalide"); |
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68 | return false; |
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69 | } |
70 | list($this->x, $this->y, $this->mimetype) = $image_infos; |
71 | |
72 | switch ($this->mimetype) { |
73 | case 1: $this->mimetype = "gif"; break; |
74 | case 2: $this->mimetype = "jpeg"; break; |
75 | case 3: $this->mimetype = "png"; break; |
76 | default: |
77 | $page->trig("Type d'image invalide"); |
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78 | return false; |
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79 | } |
80 | |
81 | if (strlen($_data) > SIZE_MAX) { |
82 | $img = imagecreatefromstring($_data); |
83 | if (!$img) { |
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84 | $page->trig("image trop grande et impossible à retailler automatiquement"); |
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85 | return false; |
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86 | } |
87 | |
88 | $nx = $x = imagesx($img); |
89 | $ny = $y = imagesy($img); |
90 | |
91 | if ($nx > 240) { $ny = intval($ny*240/$nx); $nx = 240; } |
92 | if ($ny > 300) { $ny = intval($nx*300/$nx); $ny = 300; } |
93 | if ($nx < 160) { $ny = intval($ny*160/$nx); $nx = 160; } |
94 | |
95 | $comp = '90'; |
96 | $file = tempnam('/tmp', 'photo'); |
97 | |
98 | while (strlen($_data) > SIZE_MAX) { |
99 | $img2 = imagecreatetruecolor($nx, $ny); |
100 | imagecopyresampled($img2, $img, 0, 0, 0, 0, $nx, $ny, $x, $y); |
101 | imagejpeg($img2, $file, $comp); |
102 | $_data = file_get_contents($file); |
103 | $this->mimetype = 'jpeg'; |
104 | |
105 | $comp --; |
106 | } |
107 | |
108 | unlink($file); |
109 | } |
110 | $this->data = $_data; |
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111 | return true; |
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112 | } |
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113 | |
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114 | // }}} |
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115 | // {{{ function isValid() |
116 | |
117 | function isValid() |
118 | { |
119 | return $this->valid; |
120 | } |
121 | |
122 | // }}} |
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123 | // {{{ function get_request() |
124 | |
125 | function get_request($uid) |
126 | { |
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127 | return parent::get_typed_request($uid,'photo'); |
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128 | } |
129 | |
130 | // }}} |
131 | // {{{ function formu() |
132 | |
133 | function formu() |
134 | { return 'include/form.valid.photos.tpl'; } |
135 | |
136 | // }}} |
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137 | // {{{ function editor() |
138 | |
139 | function editor() |
140 | { |
141 | return 'include/form.valid.edit-photo.tpl'; |
142 | } |
143 | |
144 | // }}} |
145 | // {{{ function handle_editor() |
146 | |
147 | function handle_editor() |
148 | { |
149 | if (isset($_FILES['userfile']['tmp_name'])) { |
150 | $file = $_FILES['userfile']['tmp_name']; |
151 | if ($data = file_get_contents($file)) { |
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152 | if ($this->valid = $this->_get_image($data)) { |
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153 | return true; |
154 | } |
155 | } else { |
156 | $page->trig('Fichier inexistant ou vide'); |
157 | } |
158 | } |
159 | return false; |
160 | } |
161 | |
162 | // }}} |
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163 | // {{{ function _mail_subj |
164 | |
165 | function _mail_subj() |
166 | { |
167 | return "[Polytechnique.org/PHOTO] Changement de photo"; |
168 | } |
169 | |
170 | // }}} |
171 | // {{{ function _mail_body |
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172 | |
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173 | function _mail_body($isok) |
174 | { |
175 | if ($isok) { |
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176 | return "Le changement de photo que tu as demandé vient d'être effectué."; |
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177 | } else { |
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178 | return "La demande de changement de photo que tu avais faite a été refusée."; |
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179 | } |
180 | } |
181 | |
182 | // }}} |
183 | // {{{ function commit() |
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184 | |
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185 | function commit() |
186 | { |
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187 | XDB::execute('REPLACE INTO photo (uid, attachmime, attach, x, y) |
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188 | VALUES ({?},{?},{?},{?},{?})', |
189 | $this->uid, $this->mimetype, $this->data, $this->x, $this->y); |
190 | require_once('notifs.inc.php'); |
191 | register_watch_op($this->uid,WATCH_FICHE); |
192 | return true; |
193 | } |
194 | |
195 | // }}} |
196 | } |
197 | |
198 | // }}} |
199 | |
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200 | // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: |
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201 | ?> |