.
***********************************************************************/
function set_global_connection($company=-1)
{
global $db, $transaction_level, $db_connections;
cancel_transaction(); // cancel all aborted transactions if any
$transaction_level = 0;
if ($company == -1)
$company = $_SESSION["wa_current_user"]->company;
$_SESSION["wa_current_user"]->cur_con = $company;
$connection = $db_connections[$company];
$db = mysql_connect($connection["host"], $connection["dbuser"], $connection["dbpassword"]);
mysql_select_db($connection["dbname"], $db);
return $db;
}
$db_duplicate_error_code = 1062;
//DB wrapper functions to change only once for whole application
function db_query($sql, $err_msg=null)
{
global $db, $show_sql, $sql_trail, $select_trail, $go_debug, $sql_queries, $Ajax,
$db_connections, $db_last_inserted_id;
// set current db prefix
$cur_prefix = $db_connections[$_SESSION["wa_current_user"]->cur_con]['tbpref'];
$sql = str_replace(TB_PREF, $cur_prefix, $sql);
if ($show_sql)
{
$Ajax->activate('footer_debug');
$sql_queries .= "$sql
\n
";
}
$result = mysql_query($sql, $db);
if($sql_trail) {
$db_last_inserted_id = mysql_insert_id($db); // preserve in case trail insert is done
if ($select_trail || (strstr($sql, 'SELECT') === false)) {
mysql_query(
"INSERT INTO ".$cur_prefix."sql_trail
(`sql`, `result`, `msg`)
VALUES(".db_escape($sql).",".($result ? 1 : 0).",
".db_escape($err_msg).")", $db);
}
}
if ($err_msg != null || $go_debug) {
$exit = $err_msg != null;
if (function_exists('xdebug_call_file'))
check_db_error('
At file '.xdebug_call_file().':'.xdebug_call_line().':
'.$err_msg, $sql, $exit);
else
check_db_error($err_msg, $sql, $exit);
}
return $result;
}
function db_fetch_row ($result)
{
return mysql_fetch_row($result);
}
function db_fetch_assoc ($result)
{
return mysql_fetch_assoc($result);
}
function db_fetch ($result)
{
return mysql_fetch_array($result);
}
function db_seek (&$result,$record)
{
return mysql_data_seek($result, $record);
}
function db_free_result ($result)
{
if ($result)
mysql_free_result($result);
}
function db_num_rows ($result)
{
return mysql_num_rows($result);
}
function db_num_fields ($result)
{
return mysql_num_fields($result);
}
function db_escape($value = "", $nullify = false)
{
$value = @html_entity_decode($value, ENT_QUOTES, $_SESSION['language']->encoding);
$value = @htmlspecialchars($value, ENT_QUOTES, $_SESSION['language']->encoding);
//reset default if second parameter is skipped
$nullify = ($nullify === null) ? (false) : ($nullify);
//check for null/unset/empty strings
if ((!isset($value)) || (is_null($value)) || ($value === "")) {
$value = ($nullify) ? ("NULL") : ("''");
} else {
if (is_string($value)) {
//value is a string and should be quoted; determine best method based on available extensions
if (function_exists('mysql_real_escape_string')) {
$value = "'" . mysql_real_escape_string($value) . "'";
} else {
$value = "'" . mysql_escape_string($value) . "'";
}
} else if (!is_numeric($value)) {
//value is not a string nor numeric
display_error("ERROR: incorrect data type send to sql query");
echo '
';
exit();
}
}
return $value;
}
function db_error_no ()
{
global $db;
return mysql_errno($db);
}
function db_error_msg($conn)
{
return mysql_error($conn);
}
function db_insert_id()
{
global $db_last_inserted_id, $sql_trail, $db;
return $sql_trail ? $db_last_inserted_id : mysql_insert_id($db);
}
function db_num_affected_rows()
{
global $db;
return mysql_affected_rows($db);
}
function db_field_name($result, $n)
{
return mysql_field_name($result, $n);
}
function db_create_db($connection)
{
$db = mysql_connect($connection["host"] ,
$connection["dbuser"], $connection["dbpassword"]);
if (!mysql_select_db($connection["dbname"], $db))
{
$sql = "CREATE DATABASE " . $connection["dbname"] . "";
if (!mysql_query($sql) || !mysql_select_db($connection["dbname"], $db))
return 0;
}
return $db;
}
function db_drop_db($connection)
{
if ($connection["tbpref"] == "")
{
$sql = "DROP DATABASE " . $connection["dbname"] . "";
return mysql_query($sql);
}
else
{
$res = db_query("show table status");
$all_tables = array();
while($row = db_fetch($res))
$all_tables[] = $row;
// get table structures
foreach ($all_tables as $table)
{
if (strpos($table['Name'], $connection["tbpref"]) === 0)
db_query("DROP TABLE `".$table['Name'] . "`");
}
//deleting the tables, how??
return true;
}
}
function db_close($dbase = null)
{
global $db;
if (!$dbase)
$dbase = $db;
return mysql_close($dbase);
}
?>