<?php /* This file loads configuration settings from the data file settings.php and * sets up some needed variables. * * The settings.php file is created during installation using the web-based db * setup page (install/index.php). * * <b>Note:</b> * DO NOT EDIT THIS FILE! * * * @author Craig Knudsen <cknudsen@cknudsen.com> * @copyright Craig Knudsen, <cknudsen@cknudsen.com>, http://www.k5n.us/cknudsen * @license http://www.gnu.org/licenses/gpl.html GNU GPL * @version $Id: config.php,v 1.75.2.9 2008/02/17 02:21:25 cknudsen Exp $ * @package WebCalendar */ /* Prints a fatal error message to the user along with a link to the * Troubleshooting section of the WebCalendar System Administrator's Guide. * * Execution is aborted. * * @param string $error The error message to display * @internal We don't normally put functions in this file. But, since this * file is included before some of the others, this function either * goes here or we repeat this code in multiple files. * Additionally, we don't want to call too many external functions * from here since we could end up calling the function that called * this one. * NOTES: Don't call translate from here. This function if often called * before translation stuff is initialized! */ function die_miserable_death ( $error ) { global $APPLICATION_NAME, $LANGUAGE, $login, $TROUBLE_URL; // Make sure app name is set. $appStr = ( empty ( $APPLICATION_NAME ) ? 'WebCalendar' : $APPLICATION_NAME ); $h2_label = $appStr . ' ' . 'Error'; $title = $appStr . ': ' . 'Fatal Error'; $trouble_label = 'Troubleshooting Help'; $user_BGCOLOR = '#FFFFFF'; echo <<<EOT <html> <head><title>{$title}</title></head> <body bgcolor ="{$user_BGCOLOR}"> <h2>{$h2_label}</h2> <p>{$error}</p><hr /> <p><a href="{$TROUBLE_URL}" target="_blank">{$trouble_label}</a></p> </body> </html> EOT; exit; } function db_error ( $doExit = false, $sql = '' ) { global $settings; $ret = str_replace ( 'XXX', dbi_error (), translate ( 'Database error XXX.' ) ) . ( ! empty ( $settings['mode'] ) && $settings['mode'] == 'dev' && ! empty ( $sql ) ? '<br />SQL:<br />' . $sql : '' ); if ( $doExit ) { echo $ret; exit; } else return $ret; } /** * Get the full path to a file located in the webcalendar includes * directory. */ function get_full_include_path ( $filename ) { if ( preg_match ( "/(.*)config.php/", __FILE__, $matches ) ) { $fileLoc = $matches[1] . $filename; return $fileLoc; } else { // Oops. This file is not named config.php! die_miserable_death ( "Crap! Someone renamed config.php" ); } } function do_config ( $fileLoc ) { global $db_database, $db_host, $db_login, $db_password, $db_persistent, $db_type, $NONUSER_PREFIX, $phpdbiVerbose, $PROGRAM_DATE, $PROGRAM_NAME, $PROGRAM_URL, $PROGRAM_VERSION, $readonly, $run_mode, $settings, $single_user, $single_user_login, $TROUBLE_URL, $use_http_auth, $user_inc; $PROGRAM_VERSION = 'v1.2.b1'; $PROGRAM_DATE = '25 Feb 2008'; $PROGRAM_NAME = 'WebCalendar ' . "$PROGRAM_VERSION ($PROGRAM_DATE)"; $PROGRAM_URL = 'http://www.k5n.us/webcalendar.php'; $TROUBLE_URL = 'docs/WebCalendar-SysAdmin.html#trouble'; // Open settings file to read. $settings = array (); if ( file_exists ( $fileLoc ) ) { $fd = @fopen ( $fileLoc, 'rb', true ); } if ( empty ( $fd ) && defined ( '__WC_INCLUDEDIR' ) ) { $fd = @fopen ( __WC_INCLUDEDIR . '/settings.php', 'rb', true ); if ( $fd ) $fileLoc = __WC_INCLUDEDIR . '/settings.php'; } // If still empty.... use __FILE__. if ( empty ( $fd ) ) { $testName = get_full_include_path ( "settings.php" ); $fd = @fopen ( $fileLoc, 'rb', true ); if ( $fd ) $fileLoc = $testName; } if ( empty ( $fd ) || filesize ( $fileLoc ) == 0 ) { // There is no settings.php file. // Redirect user to install page if it exists. if ( file_exists ( 'install/index.php' ) ) { header ( 'Location: install/index.php' ); exit; } else die_miserable_death ( translate ( 'Could not find settings.php file...' ) ); } // We don't use fgets () since it seems to have problems with Mac-formatted // text files. Instead, we read in the entire file, and split the lines manually. $data = ''; while ( ! feof ( $fd ) ) { $data .= fgets ( $fd, 4096 ); } fclose ( $fd ); // Replace any combination of carriage return (\r) and new line (\n) // with a single new line. $data = preg_replace ( "/[\r\n]+/", "\n", $data ); // Split the data into lines. $configLines = explode ( "\n", $data ); for ( $n = 0, $cnt = count ( $configLines ); $n < $cnt; $n++ ) { $buffer = trim ( $configLines[$n], "\r\n " ); if ( preg_match ( '/^#|\/\*/', $buffer ) || // comments preg_match ( '/^<\?/', $buffer ) || // start PHP code preg_match ( '/^\?>/', $buffer ) ) // end PHP code continue; if ( preg_match ( '/(\S+):\s*(\S+)/', $buffer, $matches ) ) $settings[$matches[1]] = $matches[2]; // echo "settings $matches[1] => $matches[2]<br />"; } $configLines = $data = ''; // Extract db settings into global vars. $db_database = $settings['db_database']; $db_host = $settings['db_host']; $db_login = $settings['db_login']; $db_password = $settings['db_password']; $db_persistent = ( preg_match ( '/(1|yes|true|on)/i', $settings['db_persistent'] ) ? '1' : '0' ); $db_type = $settings['db_type']; // If no db settings, then user has likely started install but not yet // completed. So, send them back to the install script. if ( empty ( $db_type ) ) { if ( file_exists ( 'install/index.php' ) ) { header ( 'Location: install/index.php' ); exit; } else die_miserable_death ( translate ( 'Incomplete settings.php file...' ) ); } // Use 'db_cachedir' if found, otherwise look for 'cachedir'. if ( ! empty ( $settings['db_cachedir'] ) ) dbi_init_cache ( $settings['db_cachedir'] ); else if ( ! empty ( $settings['cachedir'] ) ) dbi_init_cache ( $settings['cachedir'] ); if ( ! empty ( $settings['db_debug'] ) && preg_match ( '/(1|true|yes|enable|on)/i', $settings['db_debug'] ) ) dbi_set_debug ( true ); foreach ( array ( 'db_type', 'db_host', 'db_login', 'db_password' ) as $s ) { if ( empty ( $settings[$s] ) ) die_miserable_death ( str_replace ( 'XXX', $s, translate ( 'Could not find XXX defined in...' ) ) ); } // Allow special settings of 'none' in some settings[] values. // This can be used for db servers not using TCP port for connection. $db_host = ( $db_host == 'none' ? '' : $db_host ); $db_password = ( $db_password == 'none' ? '' : $db_password ); $readonly = preg_match ( '/(1|yes|true|on)/i', $settings['readonly'] ) ? 'Y' : 'N'; if ( empty ( $settings['mode'] ) ) $settings['mode'] = 'prod'; $run_mode = ( preg_match ( '/(dev)/i', $settings['mode'] ) ? 'dev' : 'prod' ); $phpdbiVerbose = ( $run_mode == 'dev' ) ; $single_user = preg_match ( '/(1|yes|true|on)/i', $settings['single_user'] ) ? 'Y' : 'N'; if ( $single_user == 'Y' ) $single_user_login = $settings['single_user_login']; if ( $single_user == 'Y' && empty ( $single_user_login ) ) die_miserable_death ( str_replace ( 'XXX', 'single_user_login', translate ( 'You must define XXX in' ) ) ); $use_http_auth = ( preg_match ( '/(1|yes|true|on)/i', $settings['use_http_auth'] ) ? true : false ); // Type of user authentication. $user_inc = $settings['user_inc']; // If sqlite, the db file is in the include directory if ( $db_type == 'sqlite' ) $db_database = get_full_include_path ( $db_database ); // Check the current installation version. // Redirect user to install page if it is different from stored value. // This will prevent running WebCalendar until UPGRADING.html has been // read and required upgrade actions completed. $c = @dbi_connect ( $db_host, $db_login, $db_password, $db_database, false ); if ( $c ) { $rows = dbi_get_cached_rows ( 'SELECT cal_value FROM webcal_config WHERE cal_setting = \'WEBCAL_PROGRAM_VERSION\'' ); if ( ! $rows ) { // & does not work here...leave it as &. header ( 'Location: install/index.php?action=mismatch&version=UNKNOWN' ); exit; } else { $row = $rows[0]; if ( empty ( $row ) || $row[0] != $PROGRAM_VERSION ) { // & does not work here...leave it as &. header ( 'Location: install/index.php?action=mismatch&version=' . ( empty ( $row ) ? 'UNKNOWN' : $row[0] ) ); exit; } } dbi_close ( $c ); } else { // Must mean we don't have a settings.php file. // NOTE: if we get a connect error when running send_reminders.php, // we may want to show that error message here. // & does not work here...leave it as &. header ( 'Location: install/index.php?action=mismatch&version=UNKNOWN' ); exit; } // We can add extra 'nonuser' calendars such as a holiday, corporate, // departmental, etc. We need a unique prefix for these calendars // so we don't get them mixed up with real logins. This prefix should be // a maximum of 5 characters and should NOT change once set! $NONUSER_PREFIX = '_NUC_'; if ( $single_user != 'Y' ) $single_user_login = ''; } ?>