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/adm/ -> index.php (source)

   1  <?php
   2  /**
   3  *
   4  * @package acp
   5  * @version $Id$
   6  * @copyright (c) 2005 phpBB Group
   7  * @license http://opensource.org/licenses/gpl-license.php GNU Public License
   8  *
   9  */
  10  
  11  /**
  12  */
  13  define('IN_PHPBB', true);
  14  define('ADMIN_START', true);
  15  define('NEED_SID', true);
  16  
  17  // Include files
  18  $phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './../';
  19  $phpEx = substr(strrchr(__FILE__, '.'), 1);
  20  require($phpbb_root_path . 'common.' . $phpEx);
  21  require($phpbb_root_path . 'includes/functions_admin.' . $phpEx);
  22  require($phpbb_root_path . 'includes/functions_module.' . $phpEx);
  23  
  24  // Start session management
  25  $user->session_begin();
  26  $auth->acl($user->data);
  27  $user->setup('acp/common');
  28  // End session management
  29  
  30  // Have they authenticated (again) as an admin for this session?
  31  if (!isset($user->data['session_admin']) || !$user->data['session_admin'])
  32  {
  33      login_box('', $user->lang['LOGIN_ADMIN_CONFIRM'], $user->lang['LOGIN_ADMIN_SUCCESS'], true, false);
  34  }
  35  
  36  // Is user any type of admin? No, then stop here, each script needs to
  37  // check specific permissions but this is a catchall
  38  if (!$auth->acl_get('a_'))
  39  {
  40      trigger_error('NO_ADMIN');
  41  }
  42  
  43  // We define the admin variables now, because the user is now able to use the admin related features...
  44  define('IN_ADMIN', true);
  45  $phpbb_admin_path = (defined('PHPBB_ADMIN_PATH')) ? PHPBB_ADMIN_PATH : './';
  46  
  47  // Some oft used variables
  48  $safe_mode        = (@ini_get('safe_mode') == '1' || strtolower(@ini_get('safe_mode')) === 'on') ? true : false;
  49  $file_uploads    = (@ini_get('file_uploads') == '1' || strtolower(@ini_get('file_uploads')) === 'on') ? true : false;
  50  $module_id        = request_var('i', '');
  51  $mode            = request_var('mode', '');
  52  
  53  // Set custom template for admin area
  54  $template->set_custom_template($phpbb_admin_path . 'style', 'admin');
  55  $template->assign_var('T_TEMPLATE_PATH', $phpbb_admin_path . 'style');
  56  
  57  // the acp template is never stored in the database
  58  $user->theme['template_storedb'] = false;
  59  
  60  // Instantiate new module
  61  $module = new p_master();
  62  
  63  // Instantiate module system and generate list of available modules
  64  $module->list_modules('acp');
  65  
  66  // Select the active module
  67  $module->set_active($module_id, $mode);
  68  
  69  // Assign data to the template engine for the list of modules
  70  // We do this before loading the active module for correct menu display in trigger_error
  71  $module->assign_tpl_vars(append_sid("{$phpbb_admin_path}index.$phpEx"));
  72  
  73  // Load and execute the relevant module
  74  $module->load_active();
  75  
  76  // Generate the page
  77  adm_page_header($module->get_page_title());
  78  
  79  $template->set_filenames(array(
  80      'body' => $module->get_tpl_name(),
  81  ));
  82  
  83  adm_page_footer();
  84  
  85  /**
  86  * Header for acp pages
  87  */
  88  function adm_page_header($page_title)
  89  {
  90      global $config, $db, $user, $template;
  91      global $phpbb_root_path, $phpbb_admin_path, $phpEx, $SID, $_SID;
  92  
  93      if (defined('HEADER_INC'))
  94      {
  95          return;
  96      }
  97  
  98      define('HEADER_INC', true);
  99  
 100      // gzip_compression
 101      if ($config['gzip_compress'])
 102      {
 103          if (@extension_loaded('zlib') && !headers_sent())
 104          {
 105              ob_start('ob_gzhandler');
 106          }
 107      }
 108  
 109      $template->assign_vars(array(
 110          'PAGE_TITLE'            => $page_title,
 111          'USERNAME'                => $user->data['username'],
 112  
 113          'SID'                    => $SID,
 114          '_SID'                    => $_SID,
 115          'SESSION_ID'            => $user->session_id,
 116          'ROOT_PATH'                => $phpbb_admin_path,
 117  
 118          'U_LOGOUT'                => append_sid("{$phpbb_root_path}ucp.$phpEx", 'mode=logout'),
 119          'U_ADM_LOGOUT'            => append_sid("{$phpbb_admin_path}index.$phpEx", 'action=admlogout'),
 120          'U_ADM_INDEX'            => append_sid("{$phpbb_admin_path}index.$phpEx"),
 121          'U_INDEX'                => append_sid("{$phpbb_root_path}index.$phpEx"),
 122  
 123          'T_IMAGES_PATH'            => "{$phpbb_root_path}images/",
 124          'T_SMILIES_PATH'        => "{$phpbb_root_path}{$config['smilies_path']}/",
 125          'T_AVATAR_PATH'            => "{$phpbb_root_path}{$config['avatar_path']}/",
 126          'T_AVATAR_GALLERY_PATH'    => "{$phpbb_root_path}{$config['avatar_gallery_path']}/",
 127          'T_ICONS_PATH'            => "{$phpbb_root_path}{$config['icons_path']}/",
 128          'T_RANKS_PATH'            => "{$phpbb_root_path}{$config['ranks_path']}/",
 129          'T_UPLOAD_PATH'            => "{$phpbb_root_path}{$config['upload_path']}/",
 130  
 131          'ICON_MOVE_UP'                => '<img src="' . $phpbb_admin_path . 'images/icon_up.gif" alt="' . $user->lang['MOVE_UP'] . '" title="' . $user->lang['MOVE_UP'] . '" />',
 132          'ICON_MOVE_UP_DISABLED'        => '<img src="' . $phpbb_admin_path . 'images/icon_up_disabled.gif" alt="' . $user->lang['MOVE_UP'] . '" title="' . $user->lang['MOVE_UP'] . '" />',
 133          'ICON_MOVE_DOWN'            => '<img src="' . $phpbb_admin_path . 'images/icon_down.gif" alt="' . $user->lang['MOVE_DOWN'] . '" title="' . $user->lang['MOVE_DOWN'] . '" />',
 134          'ICON_MOVE_DOWN_DISABLED'    => '<img src="' . $phpbb_admin_path . 'images/icon_down_disabled.gif" alt="' . $user->lang['MOVE_DOWN'] . '" title="' . $user->lang['MOVE_DOWN'] . '" />',
 135          'ICON_EDIT'                    => '<img src="' . $phpbb_admin_path . 'images/icon_edit.gif" alt="' . $user->lang['EDIT'] . '" title="' . $user->lang['EDIT'] . '" />',
 136          'ICON_EDIT_DISABLED'        => '<img src="' . $phpbb_admin_path . 'images/icon_edit_disabled.gif" alt="' . $user->lang['EDIT'] . '" title="' . $user->lang['EDIT'] . '" />',
 137          'ICON_DELETE'                => '<img src="' . $phpbb_admin_path . 'images/icon_delete.gif" alt="' . $user->lang['DELETE'] . '" title="' . $user->lang['DELETE'] . '" />',
 138          'ICON_DELETE_DISABLED'        => '<img src="' . $phpbb_admin_path . 'images/icon_delete_disabled.gif" alt="' . $user->lang['DELETE'] . '" title="' . $user->lang['DELETE'] . '" />',
 139          'ICON_SYNC'                    => '<img src="' . $phpbb_admin_path . 'images/icon_sync.gif" alt="' . $user->lang['RESYNC'] . '" title="' . $user->lang['RESYNC'] . '" />',
 140          'ICON_SYNC_DISABLED'        => '<img src="' . $phpbb_admin_path . 'images/icon_sync_disabled.gif" alt="' . $user->lang['RESYNC'] . '" title="' . $user->lang['RESYNC'] . '" />',
 141  
 142          'S_USER_LANG'            => $user->lang['USER_LANG'],
 143          'S_CONTENT_DIRECTION'    => $user->lang['DIRECTION'],
 144          'S_CONTENT_ENCODING'    => 'UTF-8',
 145          'S_CONTENT_FLOW_BEGIN'    => ($user->lang['DIRECTION'] == 'ltr') ? 'left' : 'right',
 146          'S_CONTENT_FLOW_END'    => ($user->lang['DIRECTION'] == 'ltr') ? 'right' : 'left',
 147      ));
 148  
 149      // application/xhtml+xml not used because of IE
 150      header('Content-type: text/html; charset=UTF-8');
 151  
 152      header('Cache-Control: private, no-cache="set-cookie"');
 153      header('Expires: 0');
 154      header('Pragma: no-cache');
 155  
 156      return;
 157  }
 158  
 159  /**
 160  * Page footer for acp pages
 161  */
 162  function adm_page_footer($copyright_html = true)
 163  {
 164      global $db, $config, $template, $user, $auth, $cache;
 165      global $starttime, $phpbb_root_path, $phpbb_admin_path, $phpEx;
 166  
 167      // Output page creation time
 168      if (defined('DEBUG'))
 169      {
 170          $mtime = explode(' ', microtime());
 171          $totaltime = $mtime[0] + $mtime[1] - $starttime;
 172  
 173          if (!empty($_REQUEST['explain']) && $auth->acl_get('a_') && defined('DEBUG_EXTRA') && method_exists($db, 'sql_report'))
 174          {
 175              $db->sql_report('display');
 176          }
 177  
 178          $debug_output = sprintf('Time : %.3fs | ' . $db->sql_num_queries() . ' Queries | GZIP : ' . (($config['gzip_compress']) ? 'On' : 'Off') . (($user->load) ? ' | Load : ' . $user->load : ''), $totaltime);
 179  
 180          if ($auth->acl_get('a_') && defined('DEBUG_EXTRA'))
 181          {
 182              if (function_exists('memory_get_usage'))
 183              {
 184                  if ($memory_usage = memory_get_usage())
 185                  {
 186                      global $base_memory_usage;
 187                      $memory_usage -= $base_memory_usage;
 188                      $memory_usage = get_formatted_filesize($memory_usage);
 189  
 190                      $debug_output .= ' | Memory Usage: ' . $memory_usage;
 191                  }
 192              }
 193  
 194              $debug_output .= ' | <a href="' . build_url() . '&amp;explain=1">Explain</a>';
 195          }
 196      }
 197  
 198      $template->assign_vars(array(
 199          'DEBUG_OUTPUT'        => (defined('DEBUG')) ? $debug_output : '',
 200          'TRANSLATION_INFO'    => (!empty($user->lang['TRANSLATION_INFO'])) ? $user->lang['TRANSLATION_INFO'] : '',
 201          'S_COPYRIGHT_HTML'    => $copyright_html,
 202          'CREDIT_LINE'        => $user->lang('POWERED_BY', '<a href="https://www.phpbb.com/">phpBB</a>&reg; Forum Software &copy; phpBB Group'),
 203          'VERSION'            => $config['version'])
 204      );
 205  
 206      $template->display('body');
 207  
 208      garbage_collection();
 209      exit_handler();
 210  }
 211  
 212  /**
 213  * Generate back link for acp pages
 214  */
 215  function adm_back_link($u_action)
 216  {
 217      global $user;
 218      return '<br /><br /><a href="' . $u_action . '">&laquo; ' . $user->lang['BACK_TO_PREV'] . '</a>';
 219  }
 220  
 221  /**
 222  * Build select field options in acp pages
 223  */
 224  function build_select($option_ary, $option_default = false)
 225  {
 226      global $user;
 227  
 228      $html = '';
 229      foreach ($option_ary as $value => $title)
 230      {
 231          $selected = ($option_default !== false && $value == $option_default) ? ' selected="selected"' : '';
 232          $html .= '<option value="' . $value . '"' . $selected . '>' . $user->lang[$title] . '</option>';
 233      }
 234  
 235      return $html;
 236  }
 237  
 238  /**
 239  * Build radio fields in acp pages
 240  */
 241  function h_radio($name, $input_ary, $input_default = false, $id = false, $key = false, $separator = '')
 242  {
 243      global $user;
 244  
 245      $html = '';
 246      $id_assigned = false;
 247      foreach ($input_ary as $value => $title)
 248      {
 249          $selected = ($input_default !== false && $value == $input_default) ? ' checked="checked"' : '';
 250          $html .= '<label><input type="radio" name="' . $name . '"' . (($id && !$id_assigned) ? ' id="' . $id . '"' : '') . ' value="' . $value . '"' . $selected . (($key) ? ' accesskey="' . $key . '"' : '') . ' class="radio" /> ' . $user->lang[$title] . '</label>' . $separator;
 251          $id_assigned = true;
 252      }
 253  
 254      return $html;
 255  }
 256  
 257  /**
 258  * Build configuration template for acp configuration pages
 259  */
 260  function build_cfg_template($tpl_type, $key, &$new, $config_key, $vars)
 261  {
 262      global $user, $module;
 263  
 264      $tpl = '';
 265      $name = 'config[' . $config_key . ']';
 266  
 267      // Make sure there is no notice printed out for non-existent config options (we simply set them)
 268      if (!isset($new[$config_key]))
 269      {
 270          $new[$config_key] = '';
 271      }
 272  
 273      switch ($tpl_type[0])
 274      {
 275          case 'text':
 276          case 'password':
 277              $size = (int) $tpl_type[1];
 278              $maxlength = (int) $tpl_type[2];
 279  
 280              $tpl = '<input id="' . $key . '" type="' . $tpl_type[0] . '"' . (($size) ? ' size="' . $size . '"' : '') . ' maxlength="' . (($maxlength) ? $maxlength : 255) . '" name="' . $name . '" value="' . $new[$config_key] . '"' . (($tpl_type[0] === 'password') ?  ' autocomplete="off"' : '') . ' />';
 281          break;
 282  
 283          case 'dimension':
 284              $size = (int) $tpl_type[1];
 285              $maxlength = (int) $tpl_type[2];
 286  
 287              $tpl = '<input id="' . $key . '" type="text"' . (($size) ? ' size="' . $size . '"' : '') . ' maxlength="' . (($maxlength) ? $maxlength : 255) . '" name="config[' . $config_key . '_width]" value="' . $new[$config_key . '_width'] . '" /> x <input type="text"' . (($size) ? ' size="' . $size . '"' : '') . ' maxlength="' . (($maxlength) ? $maxlength : 255) . '" name="config[' . $config_key . '_height]" value="' . $new[$config_key . '_height'] . '" />';
 288          break;
 289  
 290          case 'textarea':
 291              $rows = (int) $tpl_type[1];
 292              $cols = (int) $tpl_type[2];
 293  
 294              $tpl = '<textarea id="' . $key . '" name="' . $name . '" rows="' . $rows . '" cols="' . $cols . '">' . $new[$config_key] . '</textarea>';
 295          break;
 296  
 297          case 'radio':
 298              $key_yes    = ($new[$config_key]) ? ' checked="checked"' : '';
 299              $key_no        = (!$new[$config_key]) ? ' checked="checked"' : '';
 300  
 301              $tpl_type_cond = explode('_', $tpl_type[1]);
 302              $type_no = ($tpl_type_cond[0] == 'disabled' || $tpl_type_cond[0] == 'enabled') ? false : true;
 303  
 304              $tpl_no = '<label><input type="radio" name="' . $name . '" value="0"' . $key_no . ' class="radio" /> ' . (($type_no) ? $user->lang['NO'] : $user->lang['DISABLED']) . '</label>';
 305              $tpl_yes = '<label><input type="radio" id="' . $key . '" name="' . $name . '" value="1"' . $key_yes . ' class="radio" /> ' . (($type_no) ? $user->lang['YES'] : $user->lang['ENABLED']) . '</label>';
 306  
 307              $tpl = ($tpl_type_cond[0] == 'yes' || $tpl_type_cond[0] == 'enabled') ? $tpl_yes . $tpl_no : $tpl_no . $tpl_yes;
 308          break;
 309  
 310          case 'select':
 311          case 'custom':
 312  
 313              $return = '';
 314  
 315              if (isset($vars['method']))
 316              {
 317                  $call = array($module->module, $vars['method']);
 318              }
 319              else if (isset($vars['function']))
 320              {
 321                  $call = $vars['function'];
 322              }
 323              else
 324              {
 325                  break;
 326              }
 327  
 328              if (isset($vars['params']))
 329              {
 330                  $args = array();
 331                  foreach ($vars['params'] as $value)
 332                  {
 333                      switch ($value)
 334                      {
 335                          case '{CONFIG_VALUE}':
 336                              $value = $new[$config_key];
 337                          break;
 338  
 339                          case '{KEY}':
 340                              $value = $key;
 341                          break;
 342                      }
 343  
 344                      $args[] = $value;
 345                  }
 346              }
 347              else
 348              {
 349                  $args = array($new[$config_key], $key);
 350              }
 351  
 352              $return = call_user_func_array($call, $args);
 353  
 354              if ($tpl_type[0] == 'select')
 355              {
 356                  $tpl = '<select id="' . $key . '" name="' . $name . '">' . $return . '</select>';
 357              }
 358              else
 359              {
 360                  $tpl = $return;
 361              }
 362  
 363          break;
 364  
 365          default:
 366          break;
 367      }
 368  
 369      if (isset($vars['append']))
 370      {
 371          $tpl .= $vars['append'];
 372      }
 373  
 374      return $tpl;
 375  }
 376  
 377  /**
 378  * Going through a config array and validate values, writing errors to $error. The validation method  accepts parameters separated by ':' for string and int.
 379  * The first parameter defines the type to be used, the second the lower bound and the third the upper bound. Only the type is required.
 380  */
 381  function validate_config_vars($config_vars, &$cfg_array, &$error)
 382  {
 383      global $phpbb_root_path, $user;
 384      $type    = 0;
 385      $min    = 1;
 386      $max    = 2;
 387  
 388      foreach ($config_vars as $config_name => $config_definition)
 389      {
 390          if (!isset($cfg_array[$config_name]) || strpos($config_name, 'legend') !== false)
 391          {
 392              continue;
 393          }
 394  
 395          if (!isset($config_definition['validate']))
 396          {
 397              continue;
 398          }
 399  
 400          $validator = explode(':', $config_definition['validate']);
 401  
 402          // Validate a bit. ;) (0 = type, 1 = min, 2= max)
 403          switch ($validator[$type])
 404          {
 405              case 'string':
 406                  $length = utf8_strlen($cfg_array[$config_name]);
 407  
 408                  // the column is a VARCHAR
 409                  $validator[$max] = (isset($validator[$max])) ? min(255, $validator[$max]) : 255;
 410  
 411                  if (isset($validator[$min]) && $length < $validator[$min])
 412                  {
 413                      $error[] = sprintf($user->lang['SETTING_TOO_SHORT'], $user->lang[$config_definition['lang']], $validator[$min]);
 414                  }
 415                  else if (isset($validator[$max]) && $length > $validator[2])
 416                  {
 417                      $error[] = sprintf($user->lang['SETTING_TOO_LONG'], $user->lang[$config_definition['lang']], $validator[$max]);
 418                  }
 419              break;
 420  
 421              case 'bool':
 422                  $cfg_array[$config_name] = ($cfg_array[$config_name]) ? 1 : 0;
 423              break;
 424  
 425              case 'int':
 426                  $cfg_array[$config_name] = (int) $cfg_array[$config_name];
 427  
 428                  if (isset($validator[$min]) && $cfg_array[$config_name] < $validator[$min])
 429                  {
 430                      $error[] = sprintf($user->lang['SETTING_TOO_LOW'], $user->lang[$config_definition['lang']], $validator[$min]);
 431                  }
 432                  else if (isset($validator[$max]) && $cfg_array[$config_name] > $validator[$max])
 433                  {
 434                      $error[] = sprintf($user->lang['SETTING_TOO_BIG'], $user->lang[$config_definition['lang']], $validator[$max]);
 435                  }
 436  
 437                  if (strpos($config_name, '_max') !== false)
 438                  {
 439                      // Min/max pairs of settings should ensure that min <= max
 440                      // Replace _max with _min to find the name of the minimum
 441                      // corresponding configuration variable
 442                      $min_name = str_replace('_max', '_min', $config_name);
 443  
 444                      if (isset($cfg_array[$min_name]) && is_numeric($cfg_array[$min_name]) && $cfg_array[$config_name] < $cfg_array[$min_name])
 445                      {
 446                          // A minimum value exists and the maximum value is less than it
 447                          $error[] = sprintf($user->lang['SETTING_TOO_LOW'], $user->lang[$config_definition['lang']], (int) $cfg_array[$min_name]);
 448                      }
 449                  }
 450              break;
 451  
 452              case 'email':
 453                  if (!preg_match('/^' . get_preg_expression('email') . '$/i', $cfg_array[$config_name]))
 454                  {
 455                      $error[] = $user->lang['EMAIL_INVALID_EMAIL'];
 456                  }
 457              break;
 458  
 459              // Absolute path
 460              case 'script_path':
 461                  if (!$cfg_array[$config_name])
 462                  {
 463                      break;
 464                  }
 465  
 466                  $destination = str_replace('\\', '/', $cfg_array[$config_name]);
 467  
 468                  if ($destination !== '/')
 469                  {
 470                      // Adjust destination path (no trailing slash)
 471                      if (substr($destination, -1, 1) == '/')
 472                      {
 473                          $destination = substr($destination, 0, -1);
 474                      }
 475  
 476                      $destination = str_replace(array('../', './'), '', $destination);
 477  
 478                      if ($destination[0] != '/')
 479                      {
 480                          $destination = '/' . $destination;
 481                      }
 482                  }
 483  
 484                  $cfg_array[$config_name] = trim($destination);
 485  
 486              break;
 487  
 488              // Absolute path
 489              case 'lang':
 490                  if (!$cfg_array[$config_name])
 491                  {
 492                      break;
 493                  }
 494  
 495                  $cfg_array[$config_name] = basename($cfg_array[$config_name]);
 496  
 497                  if (!file_exists($phpbb_root_path . 'language/' . $cfg_array[$config_name] . '/'))
 498                  {
 499                      $error[] = $user->lang['WRONG_DATA_LANG'];
 500                  }
 501              break;
 502  
 503              // Relative path (appended $phpbb_root_path)
 504              case 'rpath':
 505              case 'rwpath':
 506                  if (!$cfg_array[$config_name])
 507                  {
 508                      break;
 509                  }
 510  
 511                  $destination = $cfg_array[$config_name];
 512  
 513                  // Adjust destination path (no trailing slash)
 514                  if (substr($destination, -1, 1) == '/' || substr($destination, -1, 1) == '\\')
 515                  {
 516                      $destination = substr($destination, 0, -1);
 517                  }
 518  
 519                  $destination = str_replace(array('../', '..\\', './', '.\\'), '', $destination);
 520                  if ($destination && ($destination[0] == '/' || $destination[0] == "\\"))
 521                  {
 522                      $destination = '';
 523                  }
 524  
 525                  $cfg_array[$config_name] = trim($destination);
 526  
 527              // Path being relative (still prefixed by phpbb_root_path), but with the ability to escape the root dir...
 528              case 'path':
 529              case 'wpath':
 530  
 531                  if (!$cfg_array[$config_name])
 532                  {
 533                      break;
 534                  }
 535  
 536                  $cfg_array[$config_name] = trim($cfg_array[$config_name]);
 537  
 538                  // Make sure no NUL byte is present...
 539                  if (strpos($cfg_array[$config_name], "\0") !== false || strpos($cfg_array[$config_name], '%00') !== false)
 540                  {
 541                      $cfg_array[$config_name] = '';
 542                      break;
 543                  }
 544  
 545                  if (!file_exists($phpbb_root_path . $cfg_array[$config_name]))
 546                  {
 547                      $error[] = sprintf($user->lang['DIRECTORY_DOES_NOT_EXIST'], $cfg_array[$config_name]);
 548                  }
 549  
 550                  if (file_exists($phpbb_root_path . $cfg_array[$config_name]) && !is_dir($phpbb_root_path . $cfg_array[$config_name]))
 551                  {
 552                      $error[] = sprintf($user->lang['DIRECTORY_NOT_DIR'], $cfg_array[$config_name]);
 553                  }
 554  
 555                  // Check if the path is writable
 556                  if ($config_definition['validate'] == 'wpath' || $config_definition['validate'] == 'rwpath')
 557                  {
 558                      if (file_exists($phpbb_root_path . $cfg_array[$config_name]) && !phpbb_is_writable($phpbb_root_path . $cfg_array[$config_name]))
 559                      {
 560                          $error[] = sprintf($user->lang['DIRECTORY_NOT_WRITABLE'], $cfg_array[$config_name]);
 561                      }
 562                  }
 563  
 564              break;
 565          }
 566      }
 567  
 568      return;
 569  }
 570  
 571  /**
 572  * Checks whatever or not a variable is OK for use in the Database
 573  * param mixed $value_ary An array of the form array(array('lang' => ..., 'value' => ..., 'column_type' =>))'
 574  * param mixed $error The error array
 575  */
 576  function validate_range($value_ary, &$error)
 577  {
 578      global $user;
 579  
 580      $column_types = array(
 581          'BOOL'    => array('php_type' => 'int',         'min' => 0,                 'max' => 1),
 582          'USINT'    => array('php_type' => 'int',        'min' => 0,                 'max' => 65535),
 583          'UINT'    => array('php_type' => 'int',         'min' => 0,                 'max' => (int) 0x7fffffff),
 584          // Do not use (int) 0x80000000 - it evaluates to different
 585          // values on 32-bit and 64-bit systems.
 586          // Apparently -2147483648 is a float on 32-bit systems,
 587          // despite fitting in an int, thus explicit cast is needed.
 588          'INT'    => array('php_type' => 'int',         'min' => (int) -2147483648,    'max' => (int) 0x7fffffff),
 589          'TINT'    => array('php_type' => 'int',        'min' => -128,                'max' => 127),
 590  
 591          'VCHAR'    => array('php_type' => 'string',     'min' => 0,                 'max' => 255),
 592      );
 593      foreach ($value_ary as $value)
 594      {
 595          $column = explode(':', $value['column_type']);
 596          $max = $min = 0;
 597          $type = 0;
 598          if (!isset($column_types[$column[0]]))
 599          {
 600              continue;
 601          }
 602          else
 603          {
 604              $type = $column_types[$column[0]];
 605          }
 606  
 607          switch ($type['php_type'])
 608          {
 609              case 'string' :
 610                  $max = (isset($column[1])) ? min($column[1],$type['max']) : $type['max'];
 611                  if (utf8_strlen($value['value']) > $max)
 612                  {
 613                      $error[] = sprintf($user->lang['SETTING_TOO_LONG'], $user->lang[$value['lang']], $max);
 614                  }
 615              break;
 616  
 617              case 'int':
 618                  $min = (isset($column[1])) ? max($column[1],$type['min']) : $type['min'];
 619                  $max = (isset($column[2])) ? min($column[2],$type['max']) : $type['max'];
 620                  if ($value['value'] < $min)
 621                  {
 622                      $error[] = sprintf($user->lang['SETTING_TOO_LOW'], $user->lang[$value['lang']], $min);
 623                  }
 624                  else if ($value['value'] > $max)
 625                  {
 626                      $error[] = sprintf($user->lang['SETTING_TOO_BIG'], $user->lang[$value['lang']], $max);
 627                  }
 628              break;
 629          }
 630      }
 631  }
 632  
 633  ?>


Generated: Wed Oct 2 15:03:47 2013 Cross-referenced by PHPXref 0.7.1