[2] | 1 | <?php |
---|
[362] | 2 | // +-----------------------------------------------------------------------+ |
---|
[8728] | 3 | // | Piwigo - a PHP based photo gallery | |
---|
[2297] | 4 | // +-----------------------------------------------------------------------+ |
---|
[19703] | 5 | // | Copyright(C) 2008-2013 Piwigo Team http://piwigo.org | |
---|
[2297] | 6 | // | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net | |
---|
| 7 | // | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick | |
---|
| 8 | // +-----------------------------------------------------------------------+ |
---|
| 9 | // | This program is free software; you can redistribute it and/or modify | |
---|
| 10 | // | it under the terms of the GNU General Public License as published by | |
---|
| 11 | // | the Free Software Foundation | |
---|
| 12 | // | | |
---|
| 13 | // | This program is distributed in the hope that it will be useful, but | |
---|
| 14 | // | WITHOUT ANY WARRANTY; without even the implied warranty of | |
---|
| 15 | // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
---|
| 16 | // | General Public License for more details. | |
---|
| 17 | // | | |
---|
| 18 | // | You should have received a copy of the GNU General Public License | |
---|
| 19 | // | along with this program; if not, write to the Free Software | |
---|
| 20 | // | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
---|
| 21 | // | USA. | |
---|
| 22 | // +-----------------------------------------------------------------------+ |
---|
[2] | 23 | |
---|
[2115] | 24 | // validate_mail_address: |
---|
| 25 | // o verifies whether the given mail address has the |
---|
| 26 | // right format. ie someone@domain.com "someone" can contain ".", "-" or |
---|
| 27 | // even "_". Exactly as "domain". The extension doesn't have to be |
---|
| 28 | // "com". The mail address can also be empty. |
---|
| 29 | // o check if address could be empty |
---|
| 30 | // o check if address is not used by a other user |
---|
[9] | 31 | // If the mail address doesn't correspond, an error message is returned. |
---|
[2127] | 32 | // |
---|
[2124] | 33 | function validate_mail_address($user_id, $mail_address) |
---|
[2] | 34 | { |
---|
[2115] | 35 | global $conf; |
---|
[2] | 36 | |
---|
[2032] | 37 | if (empty($mail_address) and |
---|
[2127] | 38 | !($conf['obligatory_user_mail_address'] and |
---|
[2124] | 39 | in_array(script_basename(), array('register', 'profile')))) |
---|
[2] | 40 | { |
---|
[9] | 41 | return ''; |
---|
[2] | 42 | } |
---|
[2115] | 43 | |
---|
[18164] | 44 | if ( !email_check_format($mail_address) ) |
---|
[9] | 45 | { |
---|
[5021] | 46 | return l10n('mail address must be like xxx@yyy.eee (example : jack@altern.org)'); |
---|
[9] | 47 | } |
---|
[2127] | 48 | |
---|
[2115] | 49 | if (defined("PHPWG_INSTALLED") and !empty($mail_address)) |
---|
| 50 | { |
---|
| 51 | $query = ' |
---|
[18164] | 52 | SELECT count(*) |
---|
| 53 | FROM '.USERS_TABLE.' |
---|
| 54 | WHERE upper('.$conf['user_fields']['email'].') = upper(\''.$mail_address.'\') |
---|
| 55 | '.(is_numeric($user_id) ? 'AND '.$conf['user_fields']['id'].' != \''.$user_id.'\'' : '').' |
---|
[2115] | 56 | ;'; |
---|
[4325] | 57 | list($count) = pwg_db_fetch_row(pwg_query($query)); |
---|
[2115] | 58 | if ($count != 0) |
---|
| 59 | { |
---|
[8635] | 60 | return l10n('this email address is already in use'); |
---|
[2115] | 61 | } |
---|
| 62 | } |
---|
[2] | 63 | } |
---|
| 64 | |
---|
[4429] | 65 | // validate_login_case: |
---|
| 66 | // o check if login is not used by a other user |
---|
| 67 | // If the login doesn't correspond, an error message is returned. |
---|
| 68 | // |
---|
| 69 | function validate_login_case($login) |
---|
| 70 | { |
---|
| 71 | global $conf; |
---|
[13074] | 72 | |
---|
[4429] | 73 | if (defined("PHPWG_INSTALLED")) |
---|
| 74 | { |
---|
| 75 | $query = " |
---|
| 76 | SELECT ".$conf['user_fields']['username']." |
---|
| 77 | FROM ".USERS_TABLE." |
---|
| 78 | WHERE LOWER(".stripslashes($conf['user_fields']['username']).") = '".strtolower($login)."' |
---|
| 79 | ;"; |
---|
| 80 | |
---|
| 81 | $count = pwg_db_num_rows(pwg_query($query)); |
---|
| 82 | |
---|
| 83 | if ($count > 0) |
---|
| 84 | { |
---|
[5021] | 85 | return l10n('this login is already used'); |
---|
[4429] | 86 | } |
---|
| 87 | } |
---|
| 88 | } |
---|
[10860] | 89 | /** |
---|
| 90 | * For test on username case sensitivity |
---|
| 91 | * |
---|
| 92 | * @param : $username typed in by user for identification |
---|
| 93 | * |
---|
| 94 | * @return : $username found in database |
---|
| 95 | * |
---|
| 96 | */ |
---|
| 97 | function search_case_username($username) |
---|
| 98 | { |
---|
| 99 | global $conf; |
---|
[4429] | 100 | |
---|
[10860] | 101 | $username_lo = strtolower($username); |
---|
| 102 | |
---|
| 103 | $SCU_users = array(); |
---|
[13074] | 104 | |
---|
[10860] | 105 | $q = pwg_query(" |
---|
| 106 | SELECT ".$conf['user_fields']['username']." AS username |
---|
| 107 | FROM `".USERS_TABLE."`; |
---|
| 108 | "); |
---|
| 109 | while ($r = pwg_db_fetch_assoc($q)) |
---|
| 110 | $SCU_users[$r['username']] = strtolower($r['username']); |
---|
| 111 | // $SCU_users is now an associative table where the key is the account as |
---|
| 112 | // registered in the DB, and the value is this same account, in lower case |
---|
[13074] | 113 | |
---|
[10860] | 114 | $users_found = array_keys($SCU_users, $username_lo); |
---|
| 115 | // $users_found is now a table of which the values are all the accounts |
---|
| 116 | // which can be written in lowercase the same way as $username |
---|
| 117 | if (count($users_found) != 1) // If ambiguous, don't allow lowercase writing |
---|
| 118 | return $username; // but normal writing will work |
---|
| 119 | else |
---|
| 120 | return $users_found[0]; |
---|
| 121 | } |
---|
[2178] | 122 | function register_user($login, $password, $mail_address, |
---|
| 123 | $with_notification = true, $errors = array()) |
---|
[2] | 124 | { |
---|
[2115] | 125 | global $conf; |
---|
[2] | 126 | |
---|
[661] | 127 | if ($login == '') |
---|
| 128 | { |
---|
[13074] | 129 | $errors[] = l10n('Please, enter a login'); |
---|
[661] | 130 | } |
---|
[3747] | 131 | if (preg_match('/^.* $/', $login)) |
---|
[661] | 132 | { |
---|
[13074] | 133 | $errors[] = l10n('login mustn\'t end with a space character'); |
---|
[661] | 134 | } |
---|
[3747] | 135 | if (preg_match('/^ .*$/', $login)) |
---|
[661] | 136 | { |
---|
[13074] | 137 | $errors[] = l10n('login mustn\'t start with a space character'); |
---|
[661] | 138 | } |
---|
[808] | 139 | if (get_userid($login)) |
---|
[804] | 140 | { |
---|
[13074] | 141 | $errors[] = l10n('this login is already used'); |
---|
[2] | 142 | } |
---|
[9923] | 143 | if ($login != strip_tags($login)) |
---|
| 144 | { |
---|
[13074] | 145 | $errors[] = l10n('html tags are not allowed in login'); |
---|
[9923] | 146 | } |
---|
[2124] | 147 | $mail_error = validate_mail_address(null, $mail_address); |
---|
[808] | 148 | if ('' != $mail_error) |
---|
[661] | 149 | { |
---|
[13074] | 150 | $errors[] = $mail_error; |
---|
[661] | 151 | } |
---|
[2] | 152 | |
---|
[5060] | 153 | if ($conf['insensitive_case_logon'] == true) |
---|
[4429] | 154 | { |
---|
| 155 | $login_error = validate_login_case($login); |
---|
| 156 | if ($login_error != '') |
---|
| 157 | { |
---|
[13074] | 158 | $errors[] = $login_error; |
---|
[4429] | 159 | } |
---|
| 160 | } |
---|
| 161 | |
---|
[2237] | 162 | $errors = trigger_event('register_user_check', |
---|
| 163 | $errors, |
---|
| 164 | array( |
---|
[2268] | 165 | 'username'=>$login, |
---|
[2237] | 166 | 'password'=>$password, |
---|
| 167 | 'email'=>$mail_address, |
---|
| 168 | ) |
---|
| 169 | ); |
---|
| 170 | |
---|
[9] | 171 | // if no error until here, registration of the user |
---|
[661] | 172 | if (count($errors) == 0) |
---|
[2] | 173 | { |
---|
[906] | 174 | // what will be the inserted id ? |
---|
| 175 | $query = ' |
---|
| 176 | SELECT MAX('.$conf['user_fields']['id'].') + 1 |
---|
| 177 | FROM '.USERS_TABLE.' |
---|
| 178 | ;'; |
---|
[4325] | 179 | list($next_id) = pwg_db_fetch_row(pwg_query($query)); |
---|
[1068] | 180 | |
---|
[808] | 181 | $insert = |
---|
| 182 | array( |
---|
[906] | 183 | $conf['user_fields']['id'] => $next_id, |
---|
[4325] | 184 | $conf['user_fields']['username'] => pwg_db_real_escape_string($login), |
---|
[18889] | 185 | $conf['user_fields']['password'] => $conf['password_hash']($password), |
---|
[808] | 186 | $conf['user_fields']['email'] => $mail_address |
---|
| 187 | ); |
---|
[661] | 188 | |
---|
[808] | 189 | mass_inserts(USERS_TABLE, array_keys($insert), array($insert)); |
---|
[1068] | 190 | |
---|
[2178] | 191 | // Assign by default groups |
---|
| 192 | { |
---|
| 193 | $query = ' |
---|
[1583] | 194 | SELECT id |
---|
| 195 | FROM '.GROUPS_TABLE.' |
---|
| 196 | WHERE is_default = \''.boolean_to_string(true).'\' |
---|
| 197 | ORDER BY id ASC |
---|
| 198 | ;'; |
---|
[2178] | 199 | $result = pwg_query($query); |
---|
[1581] | 200 | |
---|
[2178] | 201 | $inserts = array(); |
---|
[4325] | 202 | while ($row = pwg_db_fetch_assoc($result)) |
---|
[2178] | 203 | { |
---|
[13074] | 204 | $inserts[] = array( |
---|
[2178] | 205 | 'user_id' => $next_id, |
---|
| 206 | 'group_id' => $row['id'] |
---|
[13074] | 207 | ); |
---|
[2178] | 208 | } |
---|
[1583] | 209 | } |
---|
[1581] | 210 | |
---|
[1583] | 211 | if (count($inserts) != 0) |
---|
| 212 | { |
---|
| 213 | mass_inserts(USER_GROUP_TABLE, array('user_id', 'group_id'), $inserts); |
---|
[1581] | 214 | } |
---|
| 215 | |
---|
[2425] | 216 | $override = null; |
---|
| 217 | if ($with_notification and $conf['browser_language']) |
---|
| 218 | { |
---|
| 219 | if ( !get_browser_language($override['language']) ) |
---|
| 220 | $override=null; |
---|
| 221 | } |
---|
| 222 | create_user_infos($next_id, $override); |
---|
[1605] | 223 | |
---|
[2178] | 224 | if ($with_notification and $conf['email_admin_on_new_user']) |
---|
| 225 | { |
---|
| 226 | include_once(PHPWG_ROOT_PATH.'include/functions_mail.inc.php'); |
---|
| 227 | $admin_url = get_absolute_root_url() |
---|
[2268] | 228 | .'admin.php?page=user_list&username='.$login; |
---|
[2178] | 229 | |
---|
| 230 | $keyargs_content = array |
---|
| 231 | ( |
---|
[4304] | 232 | get_l10n_args('User: %s', stripslashes($login)), |
---|
[2178] | 233 | get_l10n_args('Email: %s', $_POST['mail_address']), |
---|
| 234 | get_l10n_args('', ''), |
---|
| 235 | get_l10n_args('Admin: %s', $admin_url) |
---|
| 236 | ); |
---|
| 237 | |
---|
| 238 | pwg_mail_notification_admins |
---|
| 239 | ( |
---|
[4304] | 240 | get_l10n_args('Registration of %s', stripslashes($login)), |
---|
[2178] | 241 | $keyargs_content |
---|
| 242 | ); |
---|
| 243 | } |
---|
| 244 | |
---|
[1605] | 245 | trigger_action('register_user', |
---|
| 246 | array( |
---|
| 247 | 'id'=>$next_id, |
---|
| 248 | 'username'=>$login, |
---|
| 249 | 'email'=>$mail_address, |
---|
| 250 | ) |
---|
| 251 | ); |
---|
[2] | 252 | } |
---|
[906] | 253 | |
---|
[661] | 254 | return $errors; |
---|
[2] | 255 | } |
---|
| 256 | |
---|
[1677] | 257 | function build_user( $user_id, $use_cache ) |
---|
[1568] | 258 | { |
---|
| 259 | global $conf; |
---|
[2038] | 260 | |
---|
[1568] | 261 | $user['id'] = $user_id; |
---|
[1677] | 262 | $user = array_merge( $user, getuserdata($user_id, $use_cache) ); |
---|
[1926] | 263 | |
---|
[2055] | 264 | if ($user['id'] == $conf['guest_id'] and $user['status'] <> 'guest') |
---|
| 265 | { |
---|
| 266 | $user['status'] = 'guest'; |
---|
| 267 | $user['internal_status']['guest_must_be_guest'] = true; |
---|
| 268 | } |
---|
| 269 | |
---|
[5123] | 270 | // Check user theme |
---|
[5264] | 271 | if (!isset($user['theme_name'])) |
---|
[5123] | 272 | { |
---|
[5264] | 273 | $user['theme'] = get_default_theme(); |
---|
[5123] | 274 | } |
---|
[2039] | 275 | |
---|
[1568] | 276 | return $user; |
---|
| 277 | } |
---|
| 278 | |
---|
[808] | 279 | /** |
---|
| 280 | * find informations related to the user identifier |
---|
| 281 | * |
---|
| 282 | * @param int user identifier |
---|
| 283 | * @param boolean use_cache |
---|
| 284 | * @param array |
---|
| 285 | */ |
---|
[1677] | 286 | function getuserdata($user_id, $use_cache) |
---|
[393] | 287 | { |
---|
[808] | 288 | global $conf; |
---|
| 289 | |
---|
[6315] | 290 | // retrieve basic user data |
---|
[808] | 291 | $query = ' |
---|
| 292 | SELECT '; |
---|
| 293 | $is_first = true; |
---|
| 294 | foreach ($conf['user_fields'] as $pwgfield => $dbfield) |
---|
| 295 | { |
---|
| 296 | if ($is_first) |
---|
| 297 | { |
---|
| 298 | $is_first = false; |
---|
| 299 | } |
---|
| 300 | else |
---|
| 301 | { |
---|
| 302 | $query.= ' |
---|
| 303 | , '; |
---|
| 304 | } |
---|
| 305 | $query.= $dbfield.' AS '.$pwgfield; |
---|
| 306 | } |
---|
| 307 | $query.= ' |
---|
| 308 | FROM '.USERS_TABLE.' |
---|
[3622] | 309 | WHERE '.$conf['user_fields']['id'].' = \''.$user_id.'\''; |
---|
[1068] | 310 | |
---|
[4325] | 311 | $row = pwg_db_fetch_assoc(pwg_query($query)); |
---|
[808] | 312 | |
---|
[6510] | 313 | // retrieve additional user data ? |
---|
| 314 | if ($conf['external_authentification']) |
---|
| 315 | { |
---|
| 316 | $query = ' |
---|
| 317 | SELECT |
---|
[11356] | 318 | COUNT(1) AS counter |
---|
[6510] | 319 | FROM '.USER_INFOS_TABLE.' AS ui |
---|
| 320 | LEFT JOIN '.USER_CACHE_TABLE.' AS uc ON ui.user_id = uc.user_id |
---|
| 321 | LEFT JOIN '.THEMES_TABLE.' AS t ON t.id = ui.theme |
---|
| 322 | WHERE ui.user_id = '.$user_id.' |
---|
| 323 | GROUP BY ui.user_id |
---|
| 324 | ;'; |
---|
[11356] | 325 | list($counter) = pwg_db_fetch_row(pwg_query($query)); |
---|
| 326 | if ($counter != 1) |
---|
[6510] | 327 | { |
---|
| 328 | create_user_infos($user_id); |
---|
| 329 | } |
---|
[808] | 330 | } |
---|
[1068] | 331 | |
---|
[11356] | 332 | // retrieve user info |
---|
| 333 | $query = ' |
---|
| 334 | SELECT |
---|
| 335 | ui.*, |
---|
| 336 | uc.*, |
---|
| 337 | t.name AS theme_name |
---|
| 338 | FROM '.USER_INFOS_TABLE.' AS ui |
---|
| 339 | LEFT JOIN '.USER_CACHE_TABLE.' AS uc ON ui.user_id = uc.user_id |
---|
| 340 | LEFT JOIN '.THEMES_TABLE.' AS t ON t.id = ui.theme |
---|
| 341 | WHERE ui.user_id = '.$user_id.' |
---|
| 342 | ;'; |
---|
| 343 | |
---|
| 344 | $result = pwg_query($query); |
---|
| 345 | $user_infos_row = pwg_db_fetch_assoc($result); |
---|
| 346 | |
---|
[6315] | 347 | // then merge basic + additional user data |
---|
[18629] | 348 | $userdata = array_merge($row, $user_infos_row); |
---|
[1068] | 349 | |
---|
[18629] | 350 | foreach ($userdata as &$value) |
---|
[808] | 351 | { |
---|
[18629] | 352 | // If the field is true or false, the variable is transformed into a boolean value. |
---|
| 353 | if ($value == 'true') |
---|
[808] | 354 | { |
---|
[18629] | 355 | $value = true; |
---|
[808] | 356 | } |
---|
[18629] | 357 | elseif ($value == 'false') |
---|
[808] | 358 | { |
---|
[18629] | 359 | $value = false; |
---|
[808] | 360 | } |
---|
| 361 | } |
---|
[18629] | 362 | unset($value); |
---|
[808] | 363 | |
---|
| 364 | if ($use_cache) |
---|
| 365 | { |
---|
| 366 | if (!isset($userdata['need_update']) |
---|
| 367 | or !is_bool($userdata['need_update']) |
---|
[1677] | 368 | or $userdata['need_update'] == true) |
---|
[808] | 369 | { |
---|
[2448] | 370 | $userdata['cache_update_time'] = time(); |
---|
| 371 | |
---|
| 372 | // Set need update are done |
---|
| 373 | $userdata['need_update'] = false; |
---|
| 374 | |
---|
[808] | 375 | $userdata['forbidden_categories'] = |
---|
| 376 | calculate_permissions($userdata['id'], $userdata['status']); |
---|
| 377 | |
---|
[2084] | 378 | /* now we build the list of forbidden images (this list does not contain |
---|
| 379 | images that are not in at least an authorized category)*/ |
---|
| 380 | $query = ' |
---|
| 381 | SELECT DISTINCT(id) |
---|
| 382 | FROM '.IMAGES_TABLE.' INNER JOIN '.IMAGE_CATEGORY_TABLE.' ON id=image_id |
---|
| 383 | WHERE category_id NOT IN ('.$userdata['forbidden_categories'].') |
---|
| 384 | AND level>'.$userdata['level']; |
---|
| 385 | $forbidden_ids = array_from_query($query, 'id'); |
---|
| 386 | |
---|
| 387 | if ( empty($forbidden_ids) ) |
---|
| 388 | { |
---|
[13074] | 389 | $forbidden_ids[] = 0; |
---|
[2084] | 390 | } |
---|
| 391 | $userdata['image_access_type'] = 'NOT IN'; //TODO maybe later |
---|
| 392 | $userdata['image_access_list'] = implode(',',$forbidden_ids); |
---|
| 393 | |
---|
[1624] | 394 | |
---|
[1081] | 395 | $query = ' |
---|
| 396 | SELECT COUNT(DISTINCT(image_id)) as total |
---|
| 397 | FROM '.IMAGE_CATEGORY_TABLE.' |
---|
| 398 | WHERE category_id NOT IN ('.$userdata['forbidden_categories'].') |
---|
[3622] | 399 | AND image_id '.$userdata['image_access_type'].' ('.$userdata['image_access_list'].')'; |
---|
[4325] | 400 | list($userdata['nb_total_images']) = pwg_db_fetch_row(pwg_query($query)); |
---|
[1081] | 401 | |
---|
[3622] | 402 | |
---|
| 403 | // now we update user cache categories |
---|
| 404 | $user_cache_cats = get_computed_categories($userdata, null); |
---|
| 405 | if ( !is_admin($userdata['status']) ) |
---|
| 406 | { // for non admins we forbid categories with no image (feature 1053) |
---|
| 407 | $forbidden_ids = array(); |
---|
[3640] | 408 | foreach ($user_cache_cats as $cat) |
---|
[3622] | 409 | { |
---|
| 410 | if ($cat['count_images']==0) |
---|
| 411 | { |
---|
[13074] | 412 | $forbidden_ids[] = $cat['cat_id']; |
---|
[3640] | 413 | unset( $user_cache_cats[$cat['cat_id']] ); |
---|
[3622] | 414 | } |
---|
| 415 | } |
---|
| 416 | if ( !empty($forbidden_ids) ) |
---|
| 417 | { |
---|
| 418 | if ( empty($userdata['forbidden_categories']) ) |
---|
| 419 | { |
---|
| 420 | $userdata['forbidden_categories'] = implode(',', $forbidden_ids); |
---|
| 421 | } |
---|
| 422 | else |
---|
| 423 | { |
---|
| 424 | $userdata['forbidden_categories'] .= ','.implode(',', $forbidden_ids); |
---|
| 425 | } |
---|
| 426 | } |
---|
| 427 | } |
---|
| 428 | |
---|
| 429 | // delete user cache |
---|
| 430 | $query = ' |
---|
| 431 | DELETE FROM '.USER_CACHE_CATEGORIES_TABLE.' |
---|
| 432 | WHERE user_id = '.$userdata['id']; |
---|
| 433 | pwg_query($query); |
---|
| 434 | |
---|
[12748] | 435 | // Due to concurrency issues, we ask MySQL to ignore errors on |
---|
| 436 | // insert. This may happen when cache needs refresh and that Piwigo is |
---|
| 437 | // called "very simultaneously". |
---|
[3622] | 438 | mass_inserts |
---|
| 439 | ( |
---|
| 440 | USER_CACHE_CATEGORIES_TABLE, |
---|
| 441 | array |
---|
| 442 | ( |
---|
| 443 | 'user_id', 'cat_id', |
---|
| 444 | 'date_last', 'max_date_last', 'nb_images', 'count_images', 'count_categories' |
---|
| 445 | ), |
---|
[12748] | 446 | $user_cache_cats, |
---|
| 447 | array('ignore' => true) |
---|
[3622] | 448 | ); |
---|
| 449 | |
---|
| 450 | |
---|
[808] | 451 | // update user cache |
---|
| 452 | $query = ' |
---|
| 453 | DELETE FROM '.USER_CACHE_TABLE.' |
---|
[3622] | 454 | WHERE user_id = '.$userdata['id']; |
---|
[808] | 455 | pwg_query($query); |
---|
[1068] | 456 | |
---|
[12748] | 457 | // for the same reason as user_cache_categories, we ignore error on |
---|
| 458 | // this insert |
---|
[808] | 459 | $query = ' |
---|
[12748] | 460 | INSERT IGNORE INTO '.USER_CACHE_TABLE.' |
---|
[2448] | 461 | (user_id, need_update, cache_update_time, forbidden_categories, nb_total_images, |
---|
[21801] | 462 | last_photo_date, |
---|
[2084] | 463 | image_access_type, image_access_list) |
---|
[808] | 464 | VALUES |
---|
[2448] | 465 | ('.$userdata['id'].',\''.boolean_to_string($userdata['need_update']).'\',' |
---|
| 466 | .$userdata['cache_update_time'].',\'' |
---|
[21801] | 467 | .$userdata['forbidden_categories'].'\','.$userdata['nb_total_images'].','. |
---|
| 468 | (empty($userdata['last_photo_date']) ? 'NULL': '\''.$userdata['last_photo_date'].'\''). |
---|
| 469 | ',\''.$userdata['image_access_type'].'\',\''.$userdata['image_access_list'].'\')'; |
---|
[808] | 470 | pwg_query($query); |
---|
| 471 | } |
---|
| 472 | } |
---|
| 473 | |
---|
| 474 | return $userdata; |
---|
[393] | 475 | } |
---|
[647] | 476 | |
---|
| 477 | /* |
---|
| 478 | * deletes favorites of the current user if he's not allowed to see them |
---|
| 479 | * |
---|
| 480 | * @return void |
---|
| 481 | */ |
---|
| 482 | function check_user_favorites() |
---|
| 483 | { |
---|
| 484 | global $user; |
---|
| 485 | |
---|
| 486 | if ($user['forbidden_categories'] == '') |
---|
| 487 | { |
---|
| 488 | return; |
---|
| 489 | } |
---|
[832] | 490 | |
---|
[1677] | 491 | // $filter['visible_categories'] and $filter['visible_images'] |
---|
| 492 | // must be not used because filter <> restriction |
---|
[832] | 493 | // retrieving images allowed : belonging to at least one authorized |
---|
| 494 | // category |
---|
[647] | 495 | $query = ' |
---|
[832] | 496 | SELECT DISTINCT f.image_id |
---|
[647] | 497 | FROM '.FAVORITES_TABLE.' AS f INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic |
---|
| 498 | ON f.image_id = ic.image_id |
---|
| 499 | WHERE f.user_id = '.$user['id'].' |
---|
[1677] | 500 | '.get_sql_condition_FandF |
---|
| 501 | ( |
---|
| 502 | array |
---|
| 503 | ( |
---|
| 504 | 'forbidden_categories' => 'ic.category_id', |
---|
| 505 | ), |
---|
| 506 | 'AND' |
---|
| 507 | ).' |
---|
[647] | 508 | ;'; |
---|
[13074] | 509 | $authorizeds = array_from_query($query, 'image_id'); |
---|
[647] | 510 | |
---|
[832] | 511 | $query = ' |
---|
| 512 | SELECT image_id |
---|
| 513 | FROM '.FAVORITES_TABLE.' |
---|
| 514 | WHERE user_id = '.$user['id'].' |
---|
| 515 | ;'; |
---|
[13074] | 516 | $favorites = array_from_query($query, 'image_id'); |
---|
[832] | 517 | |
---|
| 518 | $to_deletes = array_diff($favorites, $authorizeds); |
---|
| 519 | if (count($to_deletes) > 0) |
---|
| 520 | { |
---|
[647] | 521 | $query = ' |
---|
| 522 | DELETE FROM '.FAVORITES_TABLE.' |
---|
[832] | 523 | WHERE image_id IN ('.implode(',', $to_deletes).') |
---|
[647] | 524 | AND user_id = '.$user['id'].' |
---|
| 525 | ;'; |
---|
| 526 | pwg_query($query); |
---|
| 527 | } |
---|
| 528 | } |
---|
[648] | 529 | |
---|
| 530 | /** |
---|
[808] | 531 | * calculates the list of forbidden categories for a given user |
---|
[648] | 532 | * |
---|
[808] | 533 | * Calculation is based on private categories minus categories authorized to |
---|
| 534 | * the groups the user belongs to minus the categories directly authorized |
---|
| 535 | * to the user. The list contains at least -1 to be compliant with queries |
---|
| 536 | * such as "WHERE category_id NOT IN ($forbidden_categories)" |
---|
[648] | 537 | * |
---|
| 538 | * @param int user_id |
---|
[680] | 539 | * @param string user_status |
---|
[648] | 540 | * @return string forbidden_categories |
---|
| 541 | */ |
---|
[680] | 542 | function calculate_permissions($user_id, $user_status) |
---|
[648] | 543 | { |
---|
| 544 | $query = ' |
---|
| 545 | SELECT id |
---|
| 546 | FROM '.CATEGORIES_TABLE.' |
---|
| 547 | WHERE status = \'private\' |
---|
| 548 | ;'; |
---|
[13074] | 549 | $private_array = array_from_query($query, 'id'); |
---|
[680] | 550 | |
---|
[648] | 551 | // retrieve category ids directly authorized to the user |
---|
| 552 | $query = ' |
---|
| 553 | SELECT cat_id |
---|
| 554 | FROM '.USER_ACCESS_TABLE.' |
---|
| 555 | WHERE user_id = '.$user_id.' |
---|
| 556 | ;'; |
---|
[808] | 557 | $authorized_array = array_from_query($query, 'cat_id'); |
---|
[648] | 558 | |
---|
| 559 | // retrieve category ids authorized to the groups the user belongs to |
---|
| 560 | $query = ' |
---|
| 561 | SELECT cat_id |
---|
| 562 | FROM '.USER_GROUP_TABLE.' AS ug INNER JOIN '.GROUP_ACCESS_TABLE.' AS ga |
---|
| 563 | ON ug.group_id = ga.group_id |
---|
| 564 | WHERE ug.user_id = '.$user_id.' |
---|
| 565 | ;'; |
---|
[808] | 566 | $authorized_array = |
---|
| 567 | array_merge( |
---|
| 568 | $authorized_array, |
---|
| 569 | array_from_query($query, 'cat_id') |
---|
| 570 | ); |
---|
[648] | 571 | |
---|
| 572 | // uniquify ids : some private categories might be authorized for the |
---|
| 573 | // groups and for the user |
---|
| 574 | $authorized_array = array_unique($authorized_array); |
---|
| 575 | |
---|
| 576 | // only unauthorized private categories are forbidden |
---|
| 577 | $forbidden_array = array_diff($private_array, $authorized_array); |
---|
| 578 | |
---|
[1117] | 579 | // if user is not an admin, locked categories are forbidden |
---|
[1851] | 580 | if (!is_admin($user_status)) |
---|
[1117] | 581 | { |
---|
| 582 | $query = ' |
---|
| 583 | SELECT id |
---|
| 584 | FROM '.CATEGORIES_TABLE.' |
---|
| 585 | WHERE visible = \'false\' |
---|
| 586 | ;'; |
---|
| 587 | $result = pwg_query($query); |
---|
[4325] | 588 | while ($row = pwg_db_fetch_assoc($result)) |
---|
[1117] | 589 | { |
---|
[13074] | 590 | $forbidden_array[] = $row['id']; |
---|
[1117] | 591 | } |
---|
| 592 | $forbidden_array = array_unique($forbidden_array); |
---|
| 593 | } |
---|
[1068] | 594 | |
---|
[1117] | 595 | if ( empty($forbidden_array) ) |
---|
[1331] | 596 | {// at least, the list contains 0 value. This category does not exists so |
---|
| 597 | // where clauses such as "WHERE category_id NOT IN(0)" will always be |
---|
[1117] | 598 | // true. |
---|
[13074] | 599 | $forbidden_array[] = 0; |
---|
[1117] | 600 | } |
---|
| 601 | |
---|
[808] | 602 | return implode(',', $forbidden_array); |
---|
[648] | 603 | } |
---|
[708] | 604 | |
---|
| 605 | /** |
---|
[1677] | 606 | * compute data of categories branches (one branch only) |
---|
[1624] | 607 | */ |
---|
[1640] | 608 | function compute_branch_cat_data(&$cats, &$list_cat_id, &$level, &$ref_level) |
---|
[1624] | 609 | { |
---|
[1640] | 610 | $date = ''; |
---|
| 611 | $count_images = 0; |
---|
| 612 | $count_categories = 0; |
---|
| 613 | do |
---|
[1624] | 614 | { |
---|
[1640] | 615 | $cat_id = array_pop($list_cat_id); |
---|
| 616 | if (!is_null($cat_id)) |
---|
[1624] | 617 | { |
---|
[1640] | 618 | // Count images and categories |
---|
| 619 | $cats[$cat_id]['count_images'] += $count_images; |
---|
| 620 | $cats[$cat_id]['count_categories'] += $count_categories; |
---|
| 621 | $count_images = $cats[$cat_id]['count_images']; |
---|
| 622 | $count_categories = $cats[$cat_id]['count_categories'] + 1; |
---|
| 623 | |
---|
| 624 | if ((empty($cats[$cat_id]['max_date_last'])) or ($cats[$cat_id]['max_date_last'] < $date)) |
---|
[1624] | 625 | { |
---|
[1640] | 626 | $cats[$cat_id]['max_date_last'] = $date; |
---|
[1624] | 627 | } |
---|
| 628 | else |
---|
| 629 | { |
---|
[1640] | 630 | $date = $cats[$cat_id]['max_date_last']; |
---|
[1624] | 631 | } |
---|
[1640] | 632 | $ref_level = substr_count($cats[$cat_id]['global_rank'], '.') + 1; |
---|
| 633 | } |
---|
| 634 | else |
---|
[1624] | 635 | { |
---|
[1640] | 636 | $ref_level = 0; |
---|
[1624] | 637 | } |
---|
[1640] | 638 | } while ($level <= $ref_level); |
---|
| 639 | |
---|
| 640 | // Last cat updating must be added to list for next branch |
---|
| 641 | if ($ref_level <> 0) |
---|
| 642 | { |
---|
[18629] | 643 | $list_cat_id[] = $cat_id; |
---|
[1624] | 644 | } |
---|
[1640] | 645 | } |
---|
[1624] | 646 | |
---|
[1640] | 647 | /** |
---|
[1677] | 648 | * compute data of categories branches |
---|
[1640] | 649 | */ |
---|
[1677] | 650 | function compute_categories_data(&$cats) |
---|
[1640] | 651 | { |
---|
[1677] | 652 | $ref_level = 0; |
---|
| 653 | $level = 0; |
---|
| 654 | $list_cat_id = array(); |
---|
[1624] | 655 | |
---|
[1677] | 656 | foreach ($cats as $id => $category) |
---|
[1624] | 657 | { |
---|
[1677] | 658 | // Compute |
---|
| 659 | $level = substr_count($category['global_rank'], '.') + 1; |
---|
| 660 | if ($level > $ref_level) |
---|
| 661 | { |
---|
[18629] | 662 | $list_cat_id[] = $id; |
---|
[1677] | 663 | } |
---|
| 664 | else |
---|
| 665 | { |
---|
| 666 | compute_branch_cat_data($cats, $list_cat_id, $level, $ref_level); |
---|
[18629] | 667 | $list_cat_id[] = $id; |
---|
[1677] | 668 | } |
---|
| 669 | $ref_level = $level; |
---|
[1624] | 670 | } |
---|
[1651] | 671 | |
---|
[1677] | 672 | $level = 1; |
---|
| 673 | compute_branch_cat_data($cats, $list_cat_id, $level, $ref_level); |
---|
| 674 | } |
---|
[1651] | 675 | |
---|
[1677] | 676 | /** |
---|
| 677 | * get computed array of categories |
---|
| 678 | * |
---|
[1860] | 679 | * @param array userdata |
---|
| 680 | * @param int filter_days number of recent days to filter on or null |
---|
[1677] | 681 | * @return array |
---|
| 682 | */ |
---|
[21801] | 683 | function get_computed_categories(&$userdata, $filter_days=null) |
---|
[1677] | 684 | { |
---|
[6652] | 685 | $query = 'SELECT c.id AS cat_id, global_rank'; |
---|
[2084] | 686 | // Count by date_available to avoid count null |
---|
| 687 | $query .= ', |
---|
[6652] | 688 | MAX(date_available) AS date_last, COUNT(date_available) AS nb_images |
---|
[2084] | 689 | FROM '.CATEGORIES_TABLE.' as c |
---|
| 690 | LEFT JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON ic.category_id = c.id |
---|
| 691 | LEFT JOIN '.IMAGES_TABLE.' AS i |
---|
| 692 | ON ic.image_id = i.id |
---|
| 693 | AND i.level<='.$userdata['level']; |
---|
| 694 | |
---|
| 695 | if ( isset($filter_days) ) |
---|
[1651] | 696 | { |
---|
[4367] | 697 | $query .= ' AND i.date_available > '.pwg_db_get_recent_period_expression($filter_days); |
---|
[1651] | 698 | } |
---|
| 699 | |
---|
[1860] | 700 | if ( !empty($userdata['forbidden_categories']) ) |
---|
[1651] | 701 | { |
---|
| 702 | $query.= ' |
---|
[1860] | 703 | WHERE c.id NOT IN ('.$userdata['forbidden_categories'].')'; |
---|
[1651] | 704 | } |
---|
| 705 | |
---|
[2324] | 706 | $query.= ' |
---|
[21801] | 707 | GROUP BY c.id'; |
---|
[1624] | 708 | |
---|
| 709 | $result = pwg_query($query); |
---|
| 710 | |
---|
[21801] | 711 | $userdata['last_photo_date'] = null; |
---|
[1624] | 712 | $cats = array(); |
---|
[4325] | 713 | while ($row = pwg_db_fetch_assoc($result)) |
---|
[1624] | 714 | { |
---|
[1860] | 715 | $row['user_id'] = $userdata['id']; |
---|
[1641] | 716 | $row['count_categories'] = 0; |
---|
[2324] | 717 | $row['count_images'] = (int)$row['nb_images']; |
---|
| 718 | $row['max_date_last'] = $row['date_last']; |
---|
[21801] | 719 | if ($row['date_last'] > $userdata['last_photo_date']) |
---|
| 720 | { |
---|
| 721 | $userdata['last_photo_date'] = $row['date_last']; |
---|
| 722 | } |
---|
[1860] | 723 | |
---|
[1624] | 724 | $cats += array($row['cat_id'] => $row); |
---|
| 725 | } |
---|
[3642] | 726 | uasort($cats, 'global_rank_compare'); |
---|
[1624] | 727 | |
---|
[1677] | 728 | compute_categories_data($cats); |
---|
[1624] | 729 | |
---|
[1860] | 730 | if ( isset($filter_days) ) |
---|
[1624] | 731 | { |
---|
[1651] | 732 | $cat_tmp = $cats; |
---|
| 733 | $cats = array(); |
---|
[1860] | 734 | |
---|
[1677] | 735 | foreach ($cat_tmp as $category) |
---|
[1651] | 736 | { |
---|
[1677] | 737 | if (!empty($category['max_date_last'])) |
---|
[1651] | 738 | { |
---|
[1677] | 739 | // Re-init counters |
---|
| 740 | $category['count_categories'] = 0; |
---|
[2324] | 741 | $category['count_images'] = (int)$category['nb_images']; |
---|
[1677] | 742 | // Keep category |
---|
| 743 | $cats[$category['cat_id']] = $category; |
---|
[1651] | 744 | } |
---|
| 745 | } |
---|
[1677] | 746 | // Compute a second time |
---|
| 747 | compute_categories_data($cats); |
---|
[1651] | 748 | } |
---|
[1677] | 749 | return $cats; |
---|
| 750 | } |
---|
| 751 | |
---|
| 752 | /** |
---|
[808] | 753 | * returns user identifier thanks to his name, false if not found |
---|
| 754 | * |
---|
| 755 | * @param string username |
---|
| 756 | * @param int user identifier |
---|
| 757 | */ |
---|
| 758 | function get_userid($username) |
---|
| 759 | { |
---|
| 760 | global $conf; |
---|
| 761 | |
---|
[4325] | 762 | $username = pwg_db_real_escape_string($username); |
---|
[808] | 763 | |
---|
| 764 | $query = ' |
---|
| 765 | SELECT '.$conf['user_fields']['id'].' |
---|
| 766 | FROM '.USERS_TABLE.' |
---|
| 767 | WHERE '.$conf['user_fields']['username'].' = \''.$username.'\' |
---|
| 768 | ;'; |
---|
| 769 | $result = pwg_query($query); |
---|
| 770 | |
---|
[4325] | 771 | if (pwg_db_num_rows($result) == 0) |
---|
[808] | 772 | { |
---|
| 773 | return false; |
---|
| 774 | } |
---|
| 775 | else |
---|
| 776 | { |
---|
[4325] | 777 | list($user_id) = pwg_db_fetch_row($result); |
---|
[808] | 778 | return $user_id; |
---|
| 779 | } |
---|
| 780 | } |
---|
| 781 | |
---|
[11992] | 782 | function get_userid_by_email($email) |
---|
| 783 | { |
---|
| 784 | global $conf; |
---|
| 785 | |
---|
| 786 | $email = pwg_db_real_escape_string($email); |
---|
[13074] | 787 | |
---|
[11992] | 788 | $query = ' |
---|
| 789 | SELECT |
---|
| 790 | '.$conf['user_fields']['id'].' |
---|
| 791 | FROM '.USERS_TABLE.' |
---|
| 792 | WHERE UPPER('.$conf['user_fields']['email'].') = UPPER(\''.$email.'\') |
---|
| 793 | ;'; |
---|
| 794 | $result = pwg_query($query); |
---|
| 795 | |
---|
| 796 | if (pwg_db_num_rows($result) == 0) |
---|
| 797 | { |
---|
| 798 | return false; |
---|
| 799 | } |
---|
| 800 | else |
---|
| 801 | { |
---|
| 802 | list($user_id) = pwg_db_fetch_row($result); |
---|
| 803 | return $user_id; |
---|
| 804 | } |
---|
| 805 | } |
---|
| 806 | |
---|
[1926] | 807 | /* |
---|
| 808 | * Returns a array with default user value |
---|
[808] | 809 | * |
---|
[1926] | 810 | * @param convert_str allows to convert string value if necessary |
---|
[808] | 811 | */ |
---|
[1926] | 812 | function get_default_user_info($convert_str = true) |
---|
[808] | 813 | { |
---|
[3126] | 814 | global $cache, $conf; |
---|
[2084] | 815 | |
---|
[3126] | 816 | if (!isset($cache['default_user'])) |
---|
[1926] | 817 | { |
---|
[20545] | 818 | $query = ' |
---|
| 819 | SELECT * |
---|
| 820 | FROM '.USER_INFOS_TABLE.' |
---|
| 821 | WHERE user_id = '.$conf['default_user_id'].' |
---|
| 822 | ;'; |
---|
[1068] | 823 | |
---|
[1926] | 824 | $result = pwg_query($query); |
---|
[2084] | 825 | |
---|
[20545] | 826 | if (pwg_db_num_rows($result) > 0) |
---|
[1930] | 827 | { |
---|
[20545] | 828 | $cache['default_user'] = pwg_db_fetch_assoc($result); |
---|
| 829 | |
---|
[3126] | 830 | unset($cache['default_user']['user_id']); |
---|
| 831 | unset($cache['default_user']['status']); |
---|
| 832 | unset($cache['default_user']['registration_date']); |
---|
[1930] | 833 | } |
---|
[20545] | 834 | else |
---|
| 835 | { |
---|
| 836 | $cache['default_user'] = false; |
---|
| 837 | } |
---|
[1926] | 838 | } |
---|
[808] | 839 | |
---|
[3126] | 840 | if (is_array($cache['default_user']) and $convert_str) |
---|
[1284] | 841 | { |
---|
[18629] | 842 | $default_user = $cache['default_user']; |
---|
| 843 | foreach ($default_user as &$value) |
---|
[1926] | 844 | { |
---|
[18629] | 845 | // If the field is true or false, the variable is transformed into a boolean value. |
---|
| 846 | if ($value == 'true') |
---|
[1926] | 847 | { |
---|
[18629] | 848 | $value = true; |
---|
[1926] | 849 | } |
---|
[18629] | 850 | elseif ($value == 'false') |
---|
[1926] | 851 | { |
---|
[18629] | 852 | $value = false; |
---|
[1926] | 853 | } |
---|
| 854 | } |
---|
| 855 | return $default_user; |
---|
[1284] | 856 | } |
---|
[1926] | 857 | else |
---|
[1284] | 858 | { |
---|
[3126] | 859 | return $cache['default_user']; |
---|
[1284] | 860 | } |
---|
[1926] | 861 | } |
---|
| 862 | |
---|
| 863 | /* |
---|
| 864 | * Returns a default user value |
---|
| 865 | * |
---|
| 866 | * @param value_name: name of value |
---|
| 867 | * @param sos_value: value used if don't exist value |
---|
| 868 | */ |
---|
| 869 | function get_default_user_value($value_name, $sos_value) |
---|
| 870 | { |
---|
| 871 | $default_user = get_default_user_info(true); |
---|
[5271] | 872 | if ($default_user === false or empty($default_user[$value_name])) |
---|
[1926] | 873 | { |
---|
| 874 | return $sos_value; |
---|
| 875 | } |
---|
[1284] | 876 | else |
---|
| 877 | { |
---|
[1926] | 878 | return $default_user[$value_name]; |
---|
[1284] | 879 | } |
---|
[1926] | 880 | } |
---|
[1567] | 881 | |
---|
[1926] | 882 | /* |
---|
| 883 | * Returns the default template value |
---|
| 884 | * |
---|
| 885 | */ |
---|
[5123] | 886 | function get_default_theme() |
---|
[1926] | 887 | { |
---|
[5982] | 888 | $theme = get_default_user_value('theme', PHPWG_DEFAULT_TEMPLATE); |
---|
| 889 | if (check_theme_installed($theme)) |
---|
| 890 | { |
---|
| 891 | return $theme; |
---|
| 892 | } |
---|
[13074] | 893 | |
---|
[5982] | 894 | // let's find the first available theme |
---|
| 895 | $active_themes = get_pwg_themes(); |
---|
| 896 | foreach (array_keys(get_pwg_themes()) as $theme_id) |
---|
| 897 | { |
---|
[12670] | 898 | return $theme_id; |
---|
[5982] | 899 | } |
---|
[1926] | 900 | } |
---|
[808] | 901 | |
---|
[1926] | 902 | /* |
---|
| 903 | * Returns the default language value |
---|
| 904 | * |
---|
| 905 | */ |
---|
| 906 | function get_default_language() |
---|
| 907 | { |
---|
[2425] | 908 | return get_default_user_value('language', PHPWG_DEFAULT_LANGUAGE); |
---|
[808] | 909 | } |
---|
[817] | 910 | |
---|
| 911 | /** |
---|
[2425] | 912 | * Returns true if the browser language value is set into param $lang |
---|
[2411] | 913 | * |
---|
| 914 | */ |
---|
[2425] | 915 | function get_browser_language(&$lang) |
---|
[2411] | 916 | { |
---|
[2572] | 917 | $browser_language = substr(@$_SERVER["HTTP_ACCEPT_LANGUAGE"], 0, 2); |
---|
[2411] | 918 | foreach (get_languages() as $language_code => $language_name) |
---|
| 919 | { |
---|
| 920 | if (substr($language_code, 0, 2) == $browser_language) |
---|
| 921 | { |
---|
[2425] | 922 | $lang = $language_code; |
---|
| 923 | return true; |
---|
[2411] | 924 | } |
---|
| 925 | } |
---|
[2425] | 926 | return false; |
---|
[2411] | 927 | } |
---|
| 928 | |
---|
| 929 | /** |
---|
[1926] | 930 | * add user informations based on default values |
---|
| 931 | * |
---|
| 932 | * @param int user_id / array of user_if |
---|
[1930] | 933 | * @param array of values used to override default user values |
---|
[1926] | 934 | */ |
---|
[1930] | 935 | function create_user_infos($arg_id, $override_values = null) |
---|
[1926] | 936 | { |
---|
| 937 | global $conf; |
---|
| 938 | |
---|
| 939 | if (is_array($arg_id)) |
---|
| 940 | { |
---|
| 941 | $user_ids = $arg_id; |
---|
| 942 | } |
---|
| 943 | else |
---|
| 944 | { |
---|
| 945 | $user_ids = array(); |
---|
[2229] | 946 | if (is_numeric($arg_id)) |
---|
[1926] | 947 | { |
---|
| 948 | $user_ids[] = $arg_id; |
---|
| 949 | } |
---|
| 950 | } |
---|
| 951 | |
---|
| 952 | if (!empty($user_ids)) |
---|
| 953 | { |
---|
| 954 | $inserts = array(); |
---|
[4325] | 955 | list($dbnow) = pwg_db_fetch_row(pwg_query('SELECT NOW();')); |
---|
[1926] | 956 | |
---|
| 957 | $default_user = get_default_user_info(false); |
---|
| 958 | if ($default_user === false) |
---|
| 959 | { |
---|
| 960 | // Default on structure are used |
---|
| 961 | $default_user = array(); |
---|
| 962 | } |
---|
| 963 | |
---|
[1930] | 964 | if (!is_null($override_values)) |
---|
| 965 | { |
---|
| 966 | $default_user = array_merge($default_user, $override_values); |
---|
| 967 | } |
---|
| 968 | |
---|
[1926] | 969 | foreach ($user_ids as $user_id) |
---|
| 970 | { |
---|
[2084] | 971 | $level= isset($default_user['level']) ? $default_user['level'] : 0; |
---|
[1926] | 972 | if ($user_id == $conf['webmaster_id']) |
---|
| 973 | { |
---|
| 974 | $status = 'webmaster'; |
---|
[2084] | 975 | $level = max( $conf['available_permission_levels'] ); |
---|
[1926] | 976 | } |
---|
[2084] | 977 | else if (($user_id == $conf['guest_id']) or |
---|
[1926] | 978 | ($user_id == $conf['default_user_id'])) |
---|
| 979 | { |
---|
| 980 | $status = 'guest'; |
---|
| 981 | } |
---|
| 982 | else |
---|
| 983 | { |
---|
| 984 | $status = 'normal'; |
---|
| 985 | } |
---|
| 986 | |
---|
[1930] | 987 | $insert = array_merge( |
---|
| 988 | $default_user, |
---|
[1926] | 989 | array( |
---|
| 990 | 'user_id' => $user_id, |
---|
| 991 | 'status' => $status, |
---|
[2084] | 992 | 'registration_date' => $dbnow, |
---|
| 993 | 'level' => $level |
---|
[1930] | 994 | )); |
---|
[1926] | 995 | |
---|
[18629] | 996 | $inserts[] = $insert; |
---|
[2084] | 997 | } |
---|
[1926] | 998 | |
---|
| 999 | mass_inserts(USER_INFOS_TABLE, array_keys($inserts[0]), $inserts); |
---|
| 1000 | } |
---|
| 1001 | } |
---|
| 1002 | |
---|
| 1003 | /** |
---|
[1622] | 1004 | * returns the auto login key or false on error |
---|
| 1005 | * @param int user_id |
---|
[2411] | 1006 | * @param time_t time |
---|
[1744] | 1007 | * @param string [out] username |
---|
[1622] | 1008 | */ |
---|
[2409] | 1009 | function calculate_auto_login_key($user_id, $time, &$username) |
---|
[1622] | 1010 | { |
---|
| 1011 | global $conf; |
---|
| 1012 | $query = ' |
---|
| 1013 | SELECT '.$conf['user_fields']['username'].' AS username |
---|
| 1014 | , '.$conf['user_fields']['password'].' AS password |
---|
| 1015 | FROM '.USERS_TABLE.' |
---|
| 1016 | WHERE '.$conf['user_fields']['id'].' = '.$user_id; |
---|
| 1017 | $result = pwg_query($query); |
---|
[4325] | 1018 | if (pwg_db_num_rows($result) > 0) |
---|
[1622] | 1019 | { |
---|
[4325] | 1020 | $row = pwg_db_fetch_assoc($result); |
---|
[4304] | 1021 | $username = stripslashes($row['username']); |
---|
[11826] | 1022 | $data = $time.$user_id.$username; |
---|
| 1023 | $key = base64_encode( hash_hmac('sha1', $data, $conf['secret_key'].$row['password'],true) ); |
---|
[1622] | 1024 | return $key; |
---|
| 1025 | } |
---|
| 1026 | return false; |
---|
| 1027 | } |
---|
| 1028 | |
---|
[1068] | 1029 | /* |
---|
| 1030 | * Performs all required actions for user login |
---|
| 1031 | * @param int user_id |
---|
| 1032 | * @param bool remember_me |
---|
| 1033 | * @return void |
---|
| 1034 | */ |
---|
| 1035 | function log_user($user_id, $remember_me) |
---|
| 1036 | { |
---|
[1511] | 1037 | global $conf, $user; |
---|
[1493] | 1038 | |
---|
[1641] | 1039 | if ($remember_me and $conf['authorize_remembering']) |
---|
[1068] | 1040 | { |
---|
[2409] | 1041 | $now = time(); |
---|
| 1042 | $key = calculate_auto_login_key($user_id, $now, $username); |
---|
[1622] | 1043 | if ($key!==false) |
---|
[1493] | 1044 | { |
---|
[2409] | 1045 | $cookie = $user_id.'-'.$now.'-'.$key; |
---|
[2757] | 1046 | if (version_compare(PHP_VERSION, '5.2', '>=') ) |
---|
| 1047 | { |
---|
| 1048 | setcookie($conf['remember_me_name'], |
---|
[2409] | 1049 | $cookie, |
---|
[2029] | 1050 | time()+$conf['remember_me_length'], |
---|
[2757] | 1051 | cookie_path(),ini_get('session.cookie_domain'),ini_get('session.cookie_secure'), |
---|
| 1052 | ini_get('session.cookie_httponly') |
---|
[2029] | 1053 | ); |
---|
[2757] | 1054 | } |
---|
| 1055 | else |
---|
| 1056 | { |
---|
| 1057 | setcookie($conf['remember_me_name'], |
---|
| 1058 | $cookie, |
---|
| 1059 | time()+$conf['remember_me_length'], |
---|
| 1060 | cookie_path(),ini_get('session.cookie_domain'),ini_get('session.cookie_secure') |
---|
| 1061 | ); |
---|
| 1062 | } |
---|
[2029] | 1063 | } |
---|
[1068] | 1064 | } |
---|
[1568] | 1065 | else |
---|
| 1066 | { // make sure we clean any remember me ... |
---|
[2757] | 1067 | setcookie($conf['remember_me_name'], '', 0, cookie_path(),ini_get('session.cookie_domain')); |
---|
[1568] | 1068 | } |
---|
| 1069 | if ( session_id()!="" ) |
---|
[1622] | 1070 | { // we regenerate the session for security reasons |
---|
| 1071 | // see http://www.acros.si/papers/session_fixation.pdf |
---|
[6660] | 1072 | session_regenerate_id(true); |
---|
[1568] | 1073 | } |
---|
| 1074 | else |
---|
| 1075 | { |
---|
| 1076 | session_start(); |
---|
| 1077 | } |
---|
[1622] | 1078 | $_SESSION['pwg_uid'] = (int)$user_id; |
---|
[1511] | 1079 | |
---|
| 1080 | $user['id'] = $_SESSION['pwg_uid']; |
---|
[20282] | 1081 | trigger_action('user_login', $user['id']); |
---|
[1068] | 1082 | } |
---|
| 1083 | |
---|
[1070] | 1084 | /* |
---|
[1511] | 1085 | * Performs auto-connexion when cookie remember_me exists |
---|
[1568] | 1086 | * @return true/false |
---|
[1511] | 1087 | */ |
---|
[1567] | 1088 | function auto_login() { |
---|
[1511] | 1089 | global $conf; |
---|
| 1090 | |
---|
[1568] | 1091 | if ( isset( $_COOKIE[$conf['remember_me_name']] ) ) |
---|
| 1092 | { |
---|
[2409] | 1093 | $cookie = explode('-', stripslashes($_COOKIE[$conf['remember_me_name']])); |
---|
[2411] | 1094 | if ( count($cookie)===3 |
---|
[2409] | 1095 | and is_numeric(@$cookie[0]) /*user id*/ |
---|
| 1096 | and is_numeric(@$cookie[1]) /*time*/ |
---|
| 1097 | and time()-$conf['remember_me_length']<=@$cookie[1] |
---|
| 1098 | and time()>=@$cookie[1] /*cookie generated in the past*/ ) |
---|
[1568] | 1099 | { |
---|
[2409] | 1100 | $key = calculate_auto_login_key( $cookie[0], $cookie[1], $username ); |
---|
| 1101 | if ($key!==false and $key===$cookie[2]) |
---|
[1622] | 1102 | { |
---|
[2409] | 1103 | log_user($cookie[0], true); |
---|
[4304] | 1104 | trigger_action('login_success', stripslashes($username)); |
---|
[1622] | 1105 | return true; |
---|
| 1106 | } |
---|
[1568] | 1107 | } |
---|
[2757] | 1108 | setcookie($conf['remember_me_name'], '', 0, cookie_path(),ini_get('session.cookie_domain')); |
---|
[1511] | 1109 | } |
---|
[1568] | 1110 | return false; |
---|
[1511] | 1111 | } |
---|
| 1112 | |
---|
[1744] | 1113 | /** |
---|
[18889] | 1114 | * hashes a password, with the PasswordHash class from phpass security |
---|
| 1115 | * library. We use an "pwg_" prefix because function password_hash is |
---|
| 1116 | * planned for PHP 5.5. Code inspired from Wordpress. |
---|
| 1117 | * |
---|
| 1118 | * @param string $password Plain text user password to hash |
---|
| 1119 | * @return string The hash string of the password |
---|
| 1120 | */ |
---|
| 1121 | function pwg_password_hash($password) |
---|
| 1122 | { |
---|
| 1123 | global $pwg_hasher; |
---|
| 1124 | |
---|
| 1125 | if (empty($pwg_hasher)) |
---|
| 1126 | { |
---|
| 1127 | require_once(PHPWG_ROOT_PATH.'include/passwordhash.class.php'); |
---|
| 1128 | |
---|
| 1129 | // We use the portable hash feature from phpass because we can't be sure |
---|
| 1130 | // Piwigo runs on PHP 5.3+ (and won't run on an older version in the |
---|
| 1131 | // future) |
---|
| 1132 | $pwg_hasher = new PasswordHash(13, true); |
---|
| 1133 | } |
---|
| 1134 | |
---|
| 1135 | return $pwg_hasher->HashPassword($password); |
---|
| 1136 | } |
---|
| 1137 | |
---|
| 1138 | /** |
---|
| 1139 | * Verifies a password, with the PasswordHash class from phpass security |
---|
| 1140 | * library. We use an "pwg_" prefix because function password_verify is |
---|
| 1141 | * planned for PHP 5.5. Code inspired from Wordpress. |
---|
| 1142 | * |
---|
| 1143 | * @param string $password Plain text user password to hash |
---|
| 1144 | * @param string $hash may be md5 or phpass hashed password |
---|
| 1145 | * @param integer $account_id only useful to update password hash from md5 to phpass |
---|
| 1146 | * @return string The hash string of the password |
---|
| 1147 | */ |
---|
| 1148 | function pwg_password_verify($password, $hash, $user_id=null) |
---|
| 1149 | { |
---|
| 1150 | global $conf, $pwg_hasher; |
---|
| 1151 | |
---|
[18890] | 1152 | // If the password has not been hashed with the current algorithm. |
---|
| 1153 | if (strpos('$P', $hash) !== 0) |
---|
[18889] | 1154 | { |
---|
[18890] | 1155 | if (!empty($conf['pass_convert'])) |
---|
| 1156 | { |
---|
| 1157 | $check = ($hash == $conf['pass_convert']($password)); |
---|
| 1158 | } |
---|
| 1159 | else |
---|
| 1160 | { |
---|
| 1161 | $check = ($hash == md5($password)); |
---|
| 1162 | } |
---|
[18889] | 1163 | |
---|
| 1164 | if ($check and isset($user_id) and !$conf['external_authentification']) |
---|
| 1165 | { |
---|
| 1166 | // Rehash using new hash. |
---|
| 1167 | $hash = pwg_password_hash($password); |
---|
| 1168 | |
---|
| 1169 | single_update( |
---|
| 1170 | USERS_TABLE, |
---|
| 1171 | array('password' => $hash), |
---|
| 1172 | array('id' => $user_id) |
---|
| 1173 | ); |
---|
| 1174 | } |
---|
| 1175 | } |
---|
| 1176 | |
---|
| 1177 | // If the stored hash is longer than an MD5, presume the |
---|
| 1178 | // new style phpass portable hash. |
---|
| 1179 | if (empty($pwg_hasher)) |
---|
| 1180 | { |
---|
| 1181 | require_once(PHPWG_ROOT_PATH.'include/passwordhash.class.php'); |
---|
| 1182 | |
---|
| 1183 | // We use the portable hash feature |
---|
| 1184 | $pwg_hasher = new PasswordHash(13, true); |
---|
| 1185 | } |
---|
| 1186 | |
---|
| 1187 | return $pwg_hasher->CheckPassword($password, $hash); |
---|
| 1188 | } |
---|
| 1189 | |
---|
| 1190 | /** |
---|
[1744] | 1191 | * Tries to login a user given username and password (must be MySql escaped) |
---|
| 1192 | * return true on success |
---|
| 1193 | */ |
---|
| 1194 | function try_log_user($username, $password, $remember_me) |
---|
| 1195 | { |
---|
[20282] | 1196 | return trigger_event('try_log_user', false, $username, $password, $remember_me); |
---|
| 1197 | } |
---|
| 1198 | |
---|
| 1199 | add_event_handler('try_log_user', 'pwg_login', EVENT_HANDLER_PRIORITY_NEUTRAL, 4); |
---|
| 1200 | |
---|
| 1201 | function pwg_login($success, $username, $password, $remember_me) |
---|
| 1202 | { |
---|
| 1203 | if ($success===true) |
---|
| 1204 | { |
---|
| 1205 | return true; |
---|
| 1206 | } |
---|
| 1207 | |
---|
[11737] | 1208 | // we force the session table to be clean |
---|
| 1209 | pwg_session_gc(); |
---|
[13074] | 1210 | |
---|
[1744] | 1211 | global $conf; |
---|
| 1212 | // retrieving the encrypted password of the login submitted |
---|
| 1213 | $query = ' |
---|
| 1214 | SELECT '.$conf['user_fields']['id'].' AS id, |
---|
| 1215 | '.$conf['user_fields']['password'].' AS password |
---|
| 1216 | FROM '.USERS_TABLE.' |
---|
[4367] | 1217 | WHERE '.$conf['user_fields']['username'].' = \''.pwg_db_real_escape_string($username).'\' |
---|
[1744] | 1218 | ;'; |
---|
[4325] | 1219 | $row = pwg_db_fetch_assoc(pwg_query($query)); |
---|
[18889] | 1220 | if ($conf['password_verify']($password, $row['password'], $row['id'])) |
---|
[1744] | 1221 | { |
---|
| 1222 | log_user($row['id'], $remember_me); |
---|
[4304] | 1223 | trigger_action('login_success', stripslashes($username)); |
---|
[1744] | 1224 | return true; |
---|
| 1225 | } |
---|
[4304] | 1226 | trigger_action('login_failure', stripslashes($username)); |
---|
[1744] | 1227 | return false; |
---|
| 1228 | } |
---|
| 1229 | |
---|
[2757] | 1230 | /** Performs all the cleanup on user logout */ |
---|
| 1231 | function logout_user() |
---|
| 1232 | { |
---|
| 1233 | global $conf; |
---|
[20282] | 1234 | |
---|
| 1235 | trigger_action('user_logout', @$_SESSION['pwg_uid']); |
---|
| 1236 | |
---|
[2757] | 1237 | $_SESSION = array(); |
---|
| 1238 | session_unset(); |
---|
| 1239 | session_destroy(); |
---|
| 1240 | setcookie(session_name(),'',0, |
---|
| 1241 | ini_get('session.cookie_path'), |
---|
| 1242 | ini_get('session.cookie_domain') |
---|
| 1243 | ); |
---|
| 1244 | setcookie($conf['remember_me_name'], '', 0, cookie_path(),ini_get('session.cookie_domain')); |
---|
| 1245 | } |
---|
| 1246 | |
---|
[1511] | 1247 | /* |
---|
[2029] | 1248 | * Return user status used in this library |
---|
| 1249 | * @return string |
---|
[1070] | 1250 | */ |
---|
[2029] | 1251 | function get_user_status($user_status) |
---|
[1070] | 1252 | { |
---|
[2029] | 1253 | global $user; |
---|
[1072] | 1254 | |
---|
[1854] | 1255 | if (empty($user_status)) |
---|
[1075] | 1256 | { |
---|
[1854] | 1257 | if (isset($user['status'])) |
---|
| 1258 | { |
---|
| 1259 | $user_status = $user['status']; |
---|
| 1260 | } |
---|
| 1261 | else |
---|
| 1262 | { |
---|
| 1263 | // swicth to default value |
---|
| 1264 | $user_status = ''; |
---|
| 1265 | } |
---|
[1075] | 1266 | } |
---|
[2029] | 1267 | return $user_status; |
---|
| 1268 | } |
---|
[1075] | 1269 | |
---|
[2029] | 1270 | /* |
---|
[2325] | 1271 | * Return access_type definition of user |
---|
[2029] | 1272 | * Test does with user status |
---|
| 1273 | * @return bool |
---|
| 1274 | */ |
---|
| 1275 | function get_access_type_status($user_status='') |
---|
| 1276 | { |
---|
| 1277 | global $conf; |
---|
| 1278 | |
---|
| 1279 | switch (get_user_status($user_status)) |
---|
[1072] | 1280 | { |
---|
[1075] | 1281 | case 'guest': |
---|
[1851] | 1282 | { |
---|
[1854] | 1283 | $access_type_status = |
---|
[2325] | 1284 | ($conf['guest_access'] ? ACCESS_GUEST : ACCESS_FREE); |
---|
[1851] | 1285 | break; |
---|
| 1286 | } |
---|
[1075] | 1287 | case 'generic': |
---|
[1072] | 1288 | { |
---|
[1075] | 1289 | $access_type_status = ACCESS_GUEST; |
---|
| 1290 | break; |
---|
[1072] | 1291 | } |
---|
[1075] | 1292 | case 'normal': |
---|
| 1293 | { |
---|
| 1294 | $access_type_status = ACCESS_CLASSIC; |
---|
| 1295 | break; |
---|
| 1296 | } |
---|
| 1297 | case 'admin': |
---|
| 1298 | { |
---|
| 1299 | $access_type_status = ACCESS_ADMINISTRATOR; |
---|
| 1300 | break; |
---|
| 1301 | } |
---|
| 1302 | case 'webmaster': |
---|
| 1303 | { |
---|
| 1304 | $access_type_status = ACCESS_WEBMASTER; |
---|
| 1305 | break; |
---|
| 1306 | } |
---|
[2221] | 1307 | default: |
---|
[1854] | 1308 | { |
---|
[2325] | 1309 | $access_type_status = ACCESS_FREE; |
---|
[2221] | 1310 | break; |
---|
[1854] | 1311 | } |
---|
[1072] | 1312 | } |
---|
| 1313 | |
---|
[1085] | 1314 | return $access_type_status; |
---|
[1070] | 1315 | } |
---|
| 1316 | |
---|
[1072] | 1317 | /* |
---|
[1085] | 1318 | * Return if user have access to access_type definition |
---|
| 1319 | * Test does with user status |
---|
| 1320 | * @return bool |
---|
| 1321 | */ |
---|
[1851] | 1322 | function is_autorize_status($access_type, $user_status = '') |
---|
[1085] | 1323 | { |
---|
[1851] | 1324 | return (get_access_type_status($user_status) >= $access_type); |
---|
[1085] | 1325 | } |
---|
| 1326 | |
---|
| 1327 | /* |
---|
| 1328 | * Check if user have access to access_type definition |
---|
[1072] | 1329 | * Stop action if there are not access |
---|
| 1330 | * Test does with user status |
---|
| 1331 | * @return none |
---|
| 1332 | */ |
---|
[1851] | 1333 | function check_status($access_type, $user_status = '') |
---|
[1072] | 1334 | { |
---|
[1851] | 1335 | if (!is_autorize_status($access_type, $user_status)) |
---|
[1072] | 1336 | { |
---|
[1113] | 1337 | access_denied(); |
---|
[1072] | 1338 | } |
---|
| 1339 | } |
---|
| 1340 | |
---|
| 1341 | /* |
---|
[2163] | 1342 | * Return if user is generic |
---|
[1072] | 1343 | * @return bool |
---|
| 1344 | */ |
---|
[2163] | 1345 | function is_generic($user_status = '') |
---|
[2029] | 1346 | { |
---|
[2163] | 1347 | return get_user_status($user_status) == 'generic'; |
---|
[2029] | 1348 | } |
---|
| 1349 | |
---|
| 1350 | /* |
---|
[2163] | 1351 | * Return if user is only a guest |
---|
[2161] | 1352 | * @return bool |
---|
| 1353 | */ |
---|
[2163] | 1354 | function is_a_guest($user_status = '') |
---|
[2161] | 1355 | { |
---|
[2163] | 1356 | return get_user_status($user_status) == 'guest'; |
---|
[2161] | 1357 | } |
---|
[2163] | 1358 | |
---|
[2161] | 1359 | /* |
---|
[2029] | 1360 | * Return if user is, at least, a classic user |
---|
| 1361 | * @return bool |
---|
| 1362 | */ |
---|
| 1363 | function is_classic_user($user_status = '') |
---|
| 1364 | { |
---|
| 1365 | return is_autorize_status(ACCESS_CLASSIC, $user_status); |
---|
| 1366 | } |
---|
| 1367 | |
---|
| 1368 | /* |
---|
| 1369 | * Return if user is, at least, an administrator |
---|
| 1370 | * @return bool |
---|
| 1371 | */ |
---|
[1851] | 1372 | function is_admin($user_status = '') |
---|
[1072] | 1373 | { |
---|
[1851] | 1374 | return is_autorize_status(ACCESS_ADMINISTRATOR, $user_status); |
---|
[1072] | 1375 | } |
---|
| 1376 | |
---|
[1085] | 1377 | /* |
---|
[5272] | 1378 | * Return if user is, at least, a webmaster |
---|
| 1379 | * @return bool |
---|
| 1380 | */ |
---|
| 1381 | function is_webmaster($user_status = '') |
---|
| 1382 | { |
---|
| 1383 | return is_autorize_status(ACCESS_WEBMASTER, $user_status); |
---|
| 1384 | } |
---|
| 1385 | |
---|
| 1386 | /* |
---|
[8126] | 1387 | * Adviser status is depreciated from piwigo 2.2 |
---|
| 1388 | * @return false |
---|
[1085] | 1389 | */ |
---|
| 1390 | function is_adviser() |
---|
| 1391 | { |
---|
[12339] | 1392 | // TODO for Piwigo 2.4 : trigger a warning. We don't do it on Piwigo 2.3 |
---|
| 1393 | // to avoid changes for plugin contributors |
---|
| 1394 | // trigger_error('call to obsolete function is_adviser', E_USER_WARNING); |
---|
[8126] | 1395 | return false; |
---|
[1085] | 1396 | } |
---|
[1458] | 1397 | |
---|
| 1398 | /* |
---|
[5195] | 1399 | * Return if current user can edit/delete/validate a comment |
---|
| 1400 | * @param action edit/delete/validate |
---|
[3445] | 1401 | * @return bool |
---|
| 1402 | */ |
---|
[3622] | 1403 | function can_manage_comment($action, $comment_author_id) |
---|
[3445] | 1404 | { |
---|
[5195] | 1405 | global $user, $conf; |
---|
[13074] | 1406 | |
---|
[5195] | 1407 | if (is_a_guest()) |
---|
| 1408 | { |
---|
[3445] | 1409 | return false; |
---|
| 1410 | } |
---|
[13074] | 1411 | |
---|
[5195] | 1412 | if (!in_array($action, array('delete','edit', 'validate'))) |
---|
| 1413 | { |
---|
| 1414 | return false; |
---|
| 1415 | } |
---|
| 1416 | |
---|
| 1417 | if (is_admin()) |
---|
| 1418 | { |
---|
| 1419 | return true; |
---|
| 1420 | } |
---|
| 1421 | |
---|
| 1422 | if ('edit' == $action and $conf['user_can_edit_comment']) |
---|
| 1423 | { |
---|
| 1424 | if ($comment_author_id == $user['id']) { |
---|
| 1425 | return true; |
---|
| 1426 | } |
---|
| 1427 | } |
---|
| 1428 | |
---|
| 1429 | if ('delete' == $action and $conf['user_can_delete_comment']) |
---|
| 1430 | { |
---|
| 1431 | if ($comment_author_id == $user['id']) { |
---|
| 1432 | return true; |
---|
| 1433 | } |
---|
| 1434 | } |
---|
| 1435 | |
---|
| 1436 | return false; |
---|
[3445] | 1437 | } |
---|
| 1438 | |
---|
| 1439 | /* |
---|
[1458] | 1440 | * Return mail address as display text |
---|
| 1441 | * @return string |
---|
| 1442 | */ |
---|
| 1443 | function get_email_address_as_display_text($email_address) |
---|
| 1444 | { |
---|
| 1445 | global $conf; |
---|
| 1446 | |
---|
[1462] | 1447 | if (!isset($email_address) or (trim($email_address) == '')) |
---|
[1458] | 1448 | { |
---|
[1462] | 1449 | return ''; |
---|
[1458] | 1450 | } |
---|
| 1451 | else |
---|
| 1452 | { |
---|
[8126] | 1453 | return $email_address; |
---|
[1458] | 1454 | } |
---|
| 1455 | } |
---|
| 1456 | |
---|
[1677] | 1457 | /* |
---|
[1817] | 1458 | * Compute sql where condition with restrict and filter data. "FandF" means |
---|
| 1459 | * Forbidden and Filters. |
---|
[1677] | 1460 | * |
---|
[1817] | 1461 | * @param array condition_fields: read function body |
---|
| 1462 | * @param string prefix_condition: prefixes sql if condition is not empty |
---|
| 1463 | * @param boolean force_one_condition: use at least "1 = 1" |
---|
[1677] | 1464 | * |
---|
| 1465 | * @return string sql where/conditions |
---|
| 1466 | */ |
---|
[1817] | 1467 | function get_sql_condition_FandF( |
---|
| 1468 | $condition_fields, |
---|
| 1469 | $prefix_condition = null, |
---|
| 1470 | $force_one_condition = false |
---|
| 1471 | ) |
---|
[1677] | 1472 | { |
---|
| 1473 | global $user, $filter; |
---|
| 1474 | |
---|
| 1475 | $sql_list = array(); |
---|
| 1476 | |
---|
| 1477 | foreach ($condition_fields as $condition => $field_name) |
---|
| 1478 | { |
---|
| 1479 | switch($condition) |
---|
| 1480 | { |
---|
| 1481 | case 'forbidden_categories': |
---|
[1817] | 1482 | { |
---|
[1677] | 1483 | if (!empty($user['forbidden_categories'])) |
---|
| 1484 | { |
---|
[1817] | 1485 | $sql_list[] = |
---|
| 1486 | $field_name.' NOT IN ('.$user['forbidden_categories'].')'; |
---|
[1677] | 1487 | } |
---|
| 1488 | break; |
---|
[1817] | 1489 | } |
---|
[1677] | 1490 | case 'visible_categories': |
---|
[1817] | 1491 | { |
---|
[1677] | 1492 | if (!empty($filter['visible_categories'])) |
---|
| 1493 | { |
---|
[1817] | 1494 | $sql_list[] = |
---|
| 1495 | $field_name.' IN ('.$filter['visible_categories'].')'; |
---|
[1677] | 1496 | } |
---|
| 1497 | break; |
---|
[1817] | 1498 | } |
---|
[1677] | 1499 | case 'visible_images': |
---|
| 1500 | if (!empty($filter['visible_images'])) |
---|
| 1501 | { |
---|
[1817] | 1502 | $sql_list[] = |
---|
| 1503 | $field_name.' IN ('.$filter['visible_images'].')'; |
---|
[1677] | 1504 | } |
---|
[2084] | 1505 | // note there is no break - visible include forbidden |
---|
| 1506 | case 'forbidden_images': |
---|
| 1507 | if ( |
---|
| 1508 | !empty($user['image_access_list']) |
---|
| 1509 | or $user['image_access_type']!='NOT IN' |
---|
| 1510 | ) |
---|
| 1511 | { |
---|
| 1512 | $table_prefix=null; |
---|
| 1513 | if ($field_name=='id') |
---|
| 1514 | { |
---|
| 1515 | $table_prefix = ''; |
---|
| 1516 | } |
---|
| 1517 | elseif ($field_name=='i.id') |
---|
| 1518 | { |
---|
| 1519 | $table_prefix = 'i.'; |
---|
| 1520 | } |
---|
| 1521 | if ( isset($table_prefix) ) |
---|
| 1522 | { |
---|
| 1523 | $sql_list[]=$table_prefix.'level<='.$user['level']; |
---|
| 1524 | } |
---|
[21801] | 1525 | elseif ( !empty($user['image_access_list']) and !empty($user['image_access_type']) ) |
---|
[2084] | 1526 | { |
---|
| 1527 | $sql_list[]=$field_name.' '.$user['image_access_type'] |
---|
| 1528 | .' ('.$user['image_access_list'].')'; |
---|
| 1529 | } |
---|
| 1530 | } |
---|
[1677] | 1531 | break; |
---|
| 1532 | default: |
---|
[1817] | 1533 | { |
---|
[1677] | 1534 | die('Unknow condition'); |
---|
| 1535 | break; |
---|
[1817] | 1536 | } |
---|
[1677] | 1537 | } |
---|
| 1538 | } |
---|
| 1539 | |
---|
| 1540 | if (count($sql_list) > 0) |
---|
| 1541 | { |
---|
| 1542 | $sql = '('.implode(' AND ', $sql_list).')'; |
---|
| 1543 | } |
---|
| 1544 | else |
---|
| 1545 | { |
---|
[2824] | 1546 | $sql = $force_one_condition ? '1 = 1' : ''; |
---|
[1677] | 1547 | } |
---|
| 1548 | |
---|
| 1549 | if (isset($prefix_condition) and !empty($sql)) |
---|
| 1550 | { |
---|
| 1551 | $sql = $prefix_condition.' '.$sql; |
---|
| 1552 | } |
---|
| 1553 | |
---|
| 1554 | return $sql; |
---|
| 1555 | } |
---|
| 1556 | |
---|
[11992] | 1557 | /** |
---|
| 1558 | * search an available activation_key |
---|
| 1559 | * |
---|
| 1560 | * @return string |
---|
| 1561 | */ |
---|
| 1562 | function get_user_activation_key() |
---|
| 1563 | { |
---|
| 1564 | while (true) |
---|
| 1565 | { |
---|
| 1566 | $key = generate_key(20); |
---|
| 1567 | $query = ' |
---|
| 1568 | SELECT COUNT(*) |
---|
| 1569 | FROM '.USER_INFOS_TABLE.' |
---|
| 1570 | WHERE activation_key = \''.$key.'\' |
---|
| 1571 | ;'; |
---|
| 1572 | list($count) = pwg_db_fetch_row(pwg_query($query)); |
---|
| 1573 | if (0 == $count) |
---|
| 1574 | { |
---|
| 1575 | return $key; |
---|
| 1576 | } |
---|
| 1577 | } |
---|
| 1578 | } |
---|
| 1579 | |
---|
[12339] | 1580 | ?> |
---|