inc/mysql-connect.php

   1 <?php
   2 /************************************************************************
   3  * MXChange v0.2.1                                    Start: 11/16/2003 *
   4  * ===============                              Last change: 12/13/2004 *
   5  *                                                                      *
   6  * -------------------------------------------------------------------- *
   7  * File              : mysql-connect.php                                *
   8  * -------------------------------------------------------------------- *
   9  * Short description : Connects to your database                        *
  10  * -------------------------------------------------------------------- *
  11  * Kurzbeschreibung  : Verbindet zu Ihrer Datenbank                     *
  12  * -------------------------------------------------------------------- *
  13  *                                                                      *
  14  * -------------------------------------------------------------------- *
  15  * Copyright (c) 2003 - 2008 by Roland Haeder                           *
  16  * For more information visit: http://www.mxchange.org                  *
  17  *                                                                      *
  18  * This program is free software; you can redistribute it and/or modify *
  19  * it under the terms of the GNU General Public License as published by *
  20  * the Free Software Foundation; either version 2 of the License, or    *
  21  * (at your option) any later version.                                  *
  22  *                                                                      *
  23  * This program is distributed in the hope that it will be useful,      *
  24  * but WITHOUT ANY WARRANTY; without even the implied warranty of       *
  25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
  26  * GNU General Public License for more details.                         *
  27  *                                                                      *
  28  * You should have received a copy of the GNU General Public License    *
  29  * along with this program; if not, write to the Free Software          *
  30  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,               *
  31  * MA  02110-1301  USA                                                  *
  32  ************************************************************************/
  33
  34 // Some security stuff...
  35 if (!defined('__SECURITY')) {
  36         $INC = substr(dirname(__FILE__), 0, strpos(dirname(__FILE__), "/inc") + 4) . "/security.php";
  37         require($INC);
  38 }
  39
  40 // CFG: DEBUG-SQL (if enabled and DEBUG_MODE is enabled all SQL queries will be logged to debug.log)
  41 define('DEBUG_SQL', false);
  42
  43 // Non-database functions
  44 require_once(PATH."inc/functions.php");
  45
  46 // Filter functions
  47 require_once(PATH."inc/filters.php");
  48
  49 // Functions which interact with the database
  50 require_once(PATH."inc/mysql-manager.php");
  51
  52 // Load extensions and language
  53 require_once(PATH."inc/extensions.php");
  54
  55 // Load database library
  56 require_once(PATH."inc/db/lib.php");
  57
  58 // Error handler function
  59 function __errorHandler ($errno, $errstr, $errfile, $errline) {
  60         // Construct message
  61         $msg = sprintf("errno=%s,errstr=%s,errfile=%s,errline=%s",
  62                 $errno,
  63                 $errstr,
  64                 basename($errfile),
  65                 $errline
  66         );
  67
  68         // Write debug log message
  69         DEBUG_LOG(__FUNCTION__, __LINE__, "".$msg, true);
  70
  71         // Output message to user and die
  72         if (EXT_IS_ACTIVE("debug")) {
  73                 // Debug extension found! :-)
  74                 die("Error message written to debug.log. Please try to call <a href=\"".URL."\">the main page</a> to continue.");
  75         } else {
  76                 // No debug extension found
  77                 print("Please report this error at <a href=\"http://bugs.mxchange.org\" rel=\"external\" target=\"_blank\">bugs.mxchange.org</a>:<pre>");
  78                 debug_print_backtrace();
  79                 die("</pre>Thank you for your help finding bugs.");
  80         }
  81 }
  82
  83 // Set error handler
  84 set_error_handler('__errorHandler');
  85
  86 // Call-back function for running shutdown functions and close database connection
  87 function __SHUTDOWN_HOOK () {
  88         global $link;
  89
  90         // Call the filter chain 'shutdown'
  91         RUN_FILTER('shutdown', null, false);
  92
  93         if (is_resource($link)) {
  94                 // Close link
  95                 SQL_CLOSE($link, __FILE__, __LINE__);
  96         } else {
  97                 // No database link
  98                 ADD_FATAL(NO_DB_LINK);
  99         }
 100 }
 101
 102 // Register shutdown hook
 103 register_shutdown_function('__SHUTDOWN_HOOK');
 104
 105 // Check if the user setups his MySQL stuff...
 106 if ((empty($MySQL['login'])) && (!defined('mxchange_installing')) && (!isset($_GET['installing'])) && (isBooleanConstantAndTrue('mxchange_installed'))) {
 107         // No login entered and outside installation mode
 108         echo "<STRONG>".LANG_WARNING.":</STRONG> ";
 109         if (isBooleanConstantAndTrue('mxchange_installed')) {
 110                 // You have changed my configuration file!
 111                 die(DIE_CONFIG_CHANGED_YOU);
 112         } else {
 113                 // Please run the installation script (maybe again)
 114                 die(DIE_RUN_INSTALL_MYSQL);
 115         }
 116 } elseif ((!isBooleanConstantAndTrue('mxchange_installing')) && (!isset($_GET['installing'])) && (empty($MySQL['password'])) && (isBooleanConstantAndTrue('warn_no_pass'))) {
 117         // No database password entered!!!
 118         echo "<STRONG>".LANG_WARNING.":</STRONG> ".WARN_NULL_PASSWORD;
 119 }
 120
 121 // Set dummy $_CONFIG array
 122 $_CONFIG = array(
 123         'code_length' => 0,
 124         'patch_level' => 0,
 125         'last_update' => time()
 126 );
 127
 128 // Check if this file is writeable or read-only and warn the user
 129 if ((!isBooleanConstantAndTrue('mxchange_installing')) && (isBooleanConstantAndTrue('mxchange_installed'))) {
 130         // Check for write-permission for config.php and inc directory
 131         if (empty($GLOBALS['module'])) $GLOBALS['module'] = "index";
 132
 133         // CSS array
 134         $EXT_CSS_FILES = array();
 135
 136         if ((!empty($MySQL['host'])) && (!empty($MySQL['login'])) && (!empty($MySQL['password'])) && (!empty($MySQL['dbase']))) {
 137                 // Connect to DB
 138                 global $link;
 139                 $link = SQL_CONNECT($MySQL['host'], $MySQL['login'], $MySQL['password'], __FILE__, __LINE__);
 140
 141                 // Is the link valid?
 142                 if (is_resource($link)) {
 143                         // Choose the database
 144                         global $db;
 145                         $db = SQL_SELECT_DB($MySQL['dbase'], $link, __FILE__, __LINE__);
 146
 147                         // Is it a valid resource?
 148                         if ($db === true) {
 149                                 // This is required for extension 'optimize' to work
 150                                 define('__DB_NAME', $MySQL['dbase']);
 151
 152                                 // Remove MySQL array from namespace
 153                                 unset($MySQL);
 154
 155                                 // Load configuration stuff
 156                                 $_CONFIG = merge_array($_CONFIG, LOAD_CONFIG());
 157
 158                                 // Load "databases" aka static arrays
 159                                 require_once(PATH."inc/databases.php");
 160
 161                                 // Loading patching system is required here...
 162                                 require_once(PATH."inc/patch-system.php"); // Initialize patch system
 163
 164                                 // Session management
 165                                 require_once(PATH."inc/session.php");
 166
 167                                 // Run daily reset
 168                                 require_once(PATH."inc/check-reset.php");
 169
 170                                 // Load admin include file if he is admin
 171                                 if (IS_ADMIN()) {
 172                                         // Administrative functions
 173                                         require_once(PATH."inc/modules/admin/admin-inc.php");
 174                                 } // END - if
 175                                 //* DEBUG: */ ADD_POINTS_REFSYSTEM("test", 36, 1000);
 176                                 //* DEBUG: */ die();
 177
 178                                 // Get all values
 179                                 if (($CSS != 1) && ($CSS != -1)) {
 180                                         if (empty($GLOBALS['module']))  $GLOBALS['module'] = "empty";
 181                                         if (empty($GLOBALS['what']))    $GLOBALS['what']   = GET_WHAT($GLOBALS['module']);
 182                                         if (empty($GLOBALS['action']))  $GLOBALS['action'] = GET_ACTION($GLOBALS['module'], $GLOBALS['what']);
 183                                 } else {
 184                                         // Set action/what to empty
 185                                         $GLOBALS['action'] = "";
 186                                         $GLOBALS['what']   = "";
 187                                 }
 188
 189                                 // Run the init filter chain
 190                                 RUN_FILTER('init');
 191
 192                                 // Set default 'what' value
 193                                 //* DEBUG: */ echo "-".$GLOBALS['module']."/".$GLOBALS['what']."-<br />\n";
 194                                 if ((empty($GLOBALS['what'])) && (empty($GLOBALS['action'])) && ($CSS != 1) && ($CSS != -1)) {
 195                                         if ($GLOBALS['module'] == "admin") {
 196                                                 // Set 'action' value to 'login' in admin menu
 197                                                 $GLOBALS['action'] = GET_ACTION($GLOBALS['module'], $GLOBALS['what']);
 198                                         } elseif (($GLOBALS['module'] == "index") || ($GLOBALS['module'] == "login")) {
 199                                                 // Set 'what' value to 'welcome' in guest and member menu
 200                                                 $GLOBALS['what'] = "welcome";
 201                                                 if (getConfig('index_home') != "") $GLOBALS['what'] = getConfig('index_home');
 202                                         } else {
 203                                                 // Anything else like begging link
 204                                                 $GLOBALS['what'] = "";
 205                                         }
 206                                 } // END - if
 207
 208                                 // Update sending pool
 209                                 if (($CSS != "1") && ($CSS != "-1")) require_once(PATH."inc/pool-update.php"); // Sends out mails in configureable steps
 210
 211                                 // Load all active extension including language files when not upgrading.
 212                                 // Check module for testing and count one click
 213                                 $dummy = CHECK_MODULE($GLOBALS['module']);
 214                                 if ($dummy == "done") COUNT_MODULE($GLOBALS['module']);
 215                                 unset($dummy);
 216
 217                                 // Shall we activate the exchange?
 218                                 if (getConfig('activate_xchange') > 0) activateExchange();
 219
 220                                 // Is the extension sql_patches installed and at least 0.3.6?
 221                                 if (GET_EXT_VERSION("sql_patches") >= "0.3.6") {
 222                                         // Generate random number
 223                                         if (isset($GLOBALS['userid'])) {
 224                                                 define('RAND_NUMBER', GEN_RANDOM_CODE(10, mt_rand(10000,32766), $GLOBALS['userid'], ""));
 225                                         } else {
 226                                                 define('RAND_NUMBER', GEN_RANDOM_CODE(10, mt_rand(10000,32766), 0, ""));
 227                                         }
 228                                 } else {
 229                                         // Generate weak (!!!) code
 230                                         define('RAND_NUMBER', mt_rand(1000000, 9999999));
 231                                 }
 232                         } else {
 233                                 // Add language system
 234                                 include (PATH."inc/language.php");
 235
 236                                 // Wrong database?
 237                                 ADD_FATAL(WRONG_DB_SELECTED);
 238                         }
 239                 } else {
 240                         // Add language system
 241                         include (PATH."inc/language.php");
 242
 243                         // No link to database!
 244                         ADD_FATAL(NO_DB_LINK);
 245                         $db = false;
 246                 }
 247         } else {
 248                 // Add language system
 249                 include (PATH."inc/language.php");
 250
 251                 // Maybe you forgot to enter your MySQL data?
 252                 ADD_FATAL(MYSQL_DATA_MISSING);
 253         }
 254 } else {
 255         ///////////////////////////////////////////////////
 256         // Include neccessary functions for installation //
 257         ///////////////////////////////////////////////////
 258
 259         // Set other missing variables
 260         if (!isset($CSS)) $CSS = "0";
 261         $link = false; // No database link by default
 262
 263         // Include required files
 264         require_once(PATH."inc/databases.php");
 265         require_once(PATH."inc/session.php");
 266
 267         // Check if we are in installation routine
 268         if ((basename($_SERVER['PHP_SELF']) != "install.php") && ($CSS != "1") && ($CSS != -1)) {
 269                 // Redirect to the installation system
 270                 LOAD_URL("install.php");
 271         } // END - if
 272
 273         // Double-check installation mode
 274         if ((!isBooleanConstantAndTrue('mxchange_installed')) || (!isBooleanConstantAndTrue('admin_registered'))) {
 275                 // Check for file permissions
 276                 if (!IS_INC_WRITEABLE("config")) {
 277                         ADD_FATAL(CONFIG_IS_WRITE_PROTECTED);
 278                 } // END - if
 279                 if (!IS_INC_WRITEABLE("dummy")) {
 280                         ADD_FATAL(DUMMY_IS_WRITE_PROTECTED);
 281                 } // END - if
 282                 if (!IS_INC_WRITEABLE(".secret/dummy")) {
 283                         ADD_FATAL(SECRET_IS_WRITE_PROTECTED);
 284                 } // END - if
 285         } // END - if
 286 }
 287
 288 // Any fatal messages?
 289 if (!is_array($FATAL)) $FATAL = array();
 290 if (((sizeof($FATAL) > 0) || (!empty($FATAL[0]))) && (isBooleanConstantAndTrue('mxchange_installed')) && (!defined('mxchange_installing')) && ($CSS != "1")) {
 291         // One or more fatal error(s) occur during connect...
 292         include (PATH."inc/header.php");
 293         include (PATH."inc/fatal_errors.php");
 294         unset($FATAL);
 295         include (PATH."inc/footer.php");
 296         exit;
 297 } // END - if
 298
 299 //
 300 ?>