| 1 | <?php |
| 2 | /*************************************************************************** |
| 3 | * Copyright (C) 2003-2011 Polytechnique.org * |
| 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 | $TIME_BEGIN = microtime(true); |
| 23 | |
| 24 | require_once dirname(__FILE__) . '/version.inc.php'; |
| 25 | require_once dirname(__FILE__) . '/misc.inc.php'; |
| 26 | |
| 27 | // Common basic permission flags. |
| 28 | define('PERMS_USER', 'user'); |
| 29 | define('PERMS_ADMIN', 'admin'); |
| 30 | |
| 31 | // Page style options, used when rendering pages. Options are exclusive. |
| 32 | define('SKINNED', 0); // Page is rendered with the normal skin. |
| 33 | define('SIMPLE', 1); // Page is rendered with a light skin (no leftnav). |
| 34 | define('NO_SKIN', 2); // Page content is passed as-is (use for csv, xml, ...). |
| 35 | |
| 36 | // Hook options bitmasks. Authentication options are mutually exclusive, but |
| 37 | // others (NO_HTTPS at the moment) are not. |
| 38 | // |
| 39 | // With PlStdHook, NO_AUTH indicates that no session will be started, and that |
| 40 | // the actual handler is responsible for doing authentication; DO_AUTH forces |
| 41 | // the engine to try to authenticate the user, including redirecting to the |
| 42 | // login page. Note that DO_AUTH is ignored if AUTH_PUBLIC is requested. |
| 43 | // |
| 44 | // Options NO_AUTH and DO_AUTH are ignored with PlTokenHook. |
| 45 | define('NO_AUTH', 0); |
| 46 | define('DO_AUTH', 1); |
| 47 | define('NO_HTTPS', 2); |
| 48 | |
| 49 | function pl_autoload($cls, array $pathes = array()) |
| 50 | { |
| 51 | $cls = strtolower($cls); |
| 52 | if (starts_with($cls, 'xdb')) { |
| 53 | $cls = 'xdb'; |
| 54 | } else if (starts_with($cls, 'pldbtable')) { |
| 55 | $cls = 'pldbtableentry'; |
| 56 | } |
| 57 | $basepath = dirname(dirname(dirname(__FILE__))); |
| 58 | |
| 59 | array_unshift($pathes, 'core/classes', 'classes'); |
| 60 | foreach ($pathes as $path) { |
| 61 | if (file_exists("$basepath/$path/$cls.php")) { |
| 62 | if (include_once "$basepath/$path/$cls.php") { |
| 63 | return true; |
| 64 | } |
| 65 | } |
| 66 | } |
| 67 | return false; |
| 68 | } |
| 69 | pl_autoload('Env'); |
| 70 | |
| 71 | function pl_core_include($file) |
| 72 | { |
| 73 | return dirname(__FILE__) . '/' . $file; |
| 74 | } |
| 75 | |
| 76 | function pl_error_handler($errno, $errstr, $errfile, $errline) |
| 77 | { |
| 78 | |
| 79 | static $errortype; |
| 80 | if (!error_reporting()) |
| 81 | return; |
| 82 | |
| 83 | if (!isset($errortype)) { |
| 84 | $errortype = array ( |
| 85 | E_ERROR => "Error", |
| 86 | E_WARNING => "Warning", |
| 87 | E_PARSE => "Parsing Error", |
| 88 | E_NOTICE => "Notice", |
| 89 | E_CORE_ERROR => "Core Error", |
| 90 | E_CORE_WARNING => "Core Warning", |
| 91 | E_COMPILE_ERROR => "Compile Error", |
| 92 | E_COMPILE_WARNING => "Compile Warning", |
| 93 | E_USER_ERROR => "User Error", |
| 94 | E_USER_WARNING => "User Warning", |
| 95 | E_USER_NOTICE => "User Notice", |
| 96 | E_STRICT => "Runtime Notice", |
| 97 | E_RECOVERABLE_ERROR => "Recoverable Error" |
| 98 | ); |
| 99 | } |
| 100 | |
| 101 | global $globals; |
| 102 | if (isset($globals) && !$globals->debug) { |
| 103 | if ($errno == E_NOTICE || $errno == E_USER_NOTICE || $errno == E_STRICT) { |
| 104 | return; |
| 105 | } |
| 106 | } |
| 107 | $type = isset($errortype[$errno]) ? $errortype[$errno] : $errno; |
| 108 | $error = strpos($type, 'Warning') !== false || strpos($type, 'Error') !==false; |
| 109 | |
| 110 | pl_autoload('PlBacktrace'); |
| 111 | if (!isset(PlBacktrace::$bt['PHP Errors'])) { |
| 112 | new PlBacktrace('PHP Errors'); |
| 113 | } |
| 114 | PlBacktrace::$bt['PHP Errors']->newEvent("$type: $errstr", |
| 115 | 0, $error ? $errstr : null, |
| 116 | array(array('file' => $errfile, |
| 117 | 'line' => $errline))); |
| 118 | } |
| 119 | |
| 120 | function pl_dump_env() |
| 121 | { |
| 122 | echo "<div class='phperror'><pre>"; |
| 123 | echo "\nSESSION: " . session_id(); var_dump($_SESSION); |
| 124 | echo "\nPOST: "; var_dump($_POST); |
| 125 | echo "\nGET: "; var_dump($_GET); |
| 126 | echo "\nCOOKIE: "; var_dump($_COOKIE); |
| 127 | echo "</pre></div>"; |
| 128 | } |
| 129 | |
| 130 | function pl_print_errors($html = false) |
| 131 | { |
| 132 | if (!isset(PlBacktrace::$bt['PHP Errors'])) { |
| 133 | return; |
| 134 | } |
| 135 | foreach (PlBacktrace::$bt['PHP Errors']->traces as $trace) { |
| 136 | if ($html) { |
| 137 | echo "<pre>"; |
| 138 | } |
| 139 | print "{$trace['action']}\n"; |
| 140 | print " {$trace['data'][0]['file']}: {$trace['data'][0]['line']}\n"; |
| 141 | if ($html) { |
| 142 | echo "</pre>"; |
| 143 | } |
| 144 | } |
| 145 | } |
| 146 | |
| 147 | function pl_assert_cb($file, $line, $message) |
| 148 | { |
| 149 | Platal::assert(false, "Assertion failed at $file:$line with message: $message"); |
| 150 | } |
| 151 | |
| 152 | set_error_handler('pl_error_handler', E_ALL | E_STRICT); |
| 153 | assert_options(ASSERT_CALLBACK, 'pl_assert_cb'); |
| 154 | assert_options(ASSERT_WARNING, false); |
| 155 | if (php_sapi_name() == 'cli') { |
| 156 | register_shutdown_function('pl_print_errors'); |
| 157 | } |
| 158 | //register_shutdown_function('pl_dump_env'); |
| 159 | |
| 160 | /** Check if the string is utf8 |
| 161 | */ |
| 162 | function is_utf8($s) |
| 163 | { |
| 164 | return @iconv('utf-8', 'utf-8', $s) == $s; |
| 165 | } |
| 166 | |
| 167 | /** vérifie si une adresse email est bien formatée * ATTENTION, cette fonction ne doit pas être appelée sur une chaîne ayant subit un addslashes (car elle accepte le "'" qui it alors un "\'" |
| 168 | * @param $email l'adresse email a verifier |
| 169 | * @return BOOL */ |
| 170 | function isvalid_email($email) |
| 171 | { |
| 172 | // la rfc2822 authorise les caractères "a-z", "0-9", "!", "#", "$", "%", "&", "'", "*", "+", "-", "/", "=", "?", "^", `", "{", "|", "}", "~" aussi bien dans la partie locale que dans le domaine. |
| 173 | // Pour la partie locale, on réduit cet ensemble car il n'est pas utilisé. |
| 174 | // Pour le domaine, le système DNS limite à [a-z0-9.-], on y ajoute le "_" car il est parfois utilisé. |
| 175 | return preg_match("/^[a-z0-9_.'+-]+@[a-z0-9._-]+\.[a-z]{2,6}$/i", $email); |
| 176 | } |
| 177 | |
| 178 | function pl_url($path, $query = null, $fragment = null) |
| 179 | { |
| 180 | global $platal; |
| 181 | |
| 182 | $base = $platal->ns . $path . ($query ? '?'.$query : ''); |
| 183 | return $fragment ? $base.'#'.$fragment : $base; |
| 184 | } |
| 185 | |
| 186 | function pl_self($n = null) { |
| 187 | global $platal; |
| 188 | return $platal->pl_self($n); |
| 189 | } |
| 190 | |
| 191 | function http_redirect($fullurl) |
| 192 | { |
| 193 | Platal::session()->close(); |
| 194 | header('Location: '. $fullurl); |
| 195 | exit; |
| 196 | } |
| 197 | |
| 198 | function pl_redirect($path, $query = null, $fragment = null) |
| 199 | { |
| 200 | global $globals; |
| 201 | http_redirect($globals->baseurl . '/' . pl_url($path, $query, $fragment)); |
| 202 | } |
| 203 | |
| 204 | function pl_entities($text, $mode = ENT_COMPAT) |
| 205 | { |
| 206 | return htmlentities($text, $mode, 'UTF-8'); |
| 207 | } |
| 208 | |
| 209 | function pl_entity_decode($text, $mode = ENT_COMPAT) |
| 210 | { |
| 211 | return html_entity_decode($text, $mode, 'UTF-8'); |
| 212 | } |
| 213 | |
| 214 | function pl_flatten_aux(array &$dest, array $src) |
| 215 | { |
| 216 | foreach ($src as $val) { |
| 217 | if (is_array($val)) { |
| 218 | pl_flatten_aux($dest, $val); |
| 219 | } else { |
| 220 | $dest[] = $val; |
| 221 | } |
| 222 | } |
| 223 | } |
| 224 | |
| 225 | function pl_flatten(array $array) |
| 226 | { |
| 227 | $res = array(); |
| 228 | pl_flatten_aux($res, $array); |
| 229 | return $res; |
| 230 | } |
| 231 | |
| 232 | /** |
| 233 | * Returns the path of a static content, including, when appropriate, the |
| 234 | * version number. This is used to avoid cross-version cache issues, by ensuiring |
| 235 | * that all static resources are served on a unique path. |
| 236 | */ |
| 237 | function pl_static_content_path($path, $filename) |
| 238 | { |
| 239 | global $globals; |
| 240 | if (isset($globals) && isset($globals->version)) { |
| 241 | return $path . $globals->version . '/' . $filename; |
| 242 | } else { |
| 243 | return $path . $filename; |
| 244 | } |
| 245 | } |
| 246 | |
| 247 | /** |
| 248 | * Adds content type headers; by default the encoding used is utf-8. |
| 249 | */ |
| 250 | function pl_content_headers($content_type, $encoding = 'utf-8') |
| 251 | { |
| 252 | if (is_null($encoding)) { |
| 253 | header("Content-Type: $content_type"); |
| 254 | } else { |
| 255 | header("Content-Type: $content_type; charset=$encoding"); |
| 256 | } |
| 257 | } |
| 258 | |
| 259 | /** |
| 260 | * Adds content type and caching headers for content generated by plat/al. The |
| 261 | * cache duration defaults to the global static_cache_duration. No encoding is |
| 262 | * applied by default. |
| 263 | */ |
| 264 | function pl_cached_content_headers($content_type, $encoding = null, $cache_duration = -1) |
| 265 | { |
| 266 | global $globals; |
| 267 | $cache_duration = ($cache_duration < 0 ? $globals->static_cache_duration : $cache_duration); |
| 268 | |
| 269 | header("Cache-Control: max-age=$cache_duration"); |
| 270 | header("Expires: " . gmdate('D, d M Y H:i:s', time() + $cache_duration) . " GMT"); |
| 271 | header("Pragma: "); |
| 272 | pl_content_headers($content_type, $encoding); |
| 273 | } |
| 274 | |
| 275 | /** |
| 276 | * Same as above, but applying an expiration time suitable for cacheable dynamic |
| 277 | * content (eg. photos, logos, ...). |
| 278 | */ |
| 279 | function pl_cached_dynamic_content_headers($content_type, $encoding = null) |
| 280 | { |
| 281 | global $globals; |
| 282 | pl_cached_content_headers($content_type, $encoding, $globals->dynamic_cache_duration); |
| 283 | } |
| 284 | |
| 285 | // vim:set et sw=4 sts=4 sws=4 foldmethod=marker enc=utf-8: |
| 286 | ?> |