function write_backup($gzdata, $backup_file_name)
{
$fp = fopen(LOCATION . "../backups/" . $backup_file_name, "w");
fwrite($fp, $gzdata);
fclose($fp);
//check folder is protected - stop HTTP access
if (!file_exists(LOCATION . "../backups/.htaccess")) {
$fp = fopen(LOCATION . "../backups/.htaccess", "w");
fwrite($fp, "deny from all");
fclose($fp);
}
delete_old_backups();
}
//change AI passwords daily. Wouldn't do to have someone get access to them.
$p_pass = md5(create_rand_string(50));
dbn("update user_accounts set passwd = '{$p_pass}' where login_id = '2' || login_id = 3 || login_id = 4 || login_id = 5");
$final_str .= "\n<br />Special accounts pass changed...<br />";
//delete user history older than 3 weeks.
dbn("delete from user_history where timestamp < " . time() . "-1814400");
$final_str .= "\n<br />" . mysql_affected_rows() . " old rows from the user_history deleted...<br />";
//delete posts to the central forum that are older than 3 weeks.
dbn("delete from se_central_messages where timestamp < " . time() . "-1814400");
$final_str .= "\n<br />" . mysql_affected_rows() . " messages from the central forum were deleted...<br />";
print_time();
//backup the DB if requested. & delete old files
if ($make_database_backups == 1) {
backup_db();
print_time();
delete_old_backups($max_num_db_backups, "_db_backup");
print_time();
}
//build a new index of the stylesheets directory.
build_ss_index();
print_time();
dbn("update se_central_table set last_ran_s_maint = '" . time() . "'");
//print that maint was run, and how long it took.
$end_time = explode(" ", microtime());
$end_time = $end_time[1] + $end_time[0];
$total_time = $end_time - $maint_time;
$final_str .= "\n<p>... All done in {$total_time} seconds.<br />\n";
return 1;
/******************************* Functions *********************************/
//This function will create a backup of the entire database.
//it will try to compress the resulting file if it can.
$comp = true;
} else {
//unable to compress
$ext = ".html";
$comp = false;
}
//open the file for outputting
$fp = fopen("../{$directories['backups']}/" . DATABASE . "_maint_logs-" . date("M.d.Y") . $ext, "a+b");
if ($comp) {
//compress before writing if possible
$final_str = gzencode($final_str . "\n\n");
}
fwrite($fp, $final_str);
fclose($fp);
//delete old maint logs.
delete_old_backups($max_num_maint_logs, "_maint_logs");
}
exit;
/**************************** Functions ***********************/
/**********************
* Database Functions
***********************/
//send a query to the database.
function db_m($string)
{
global $db_maint_func_query, $database_link;
$db_maint_func_query = mysql_query($string, $database_link) or mysql_die($string);
}
//returns associated array
function db_mr()
{