function db_query($sql, $err_msg=null)
{
- global $db, $show_sql;
+ global $db, $show_sql, $sql_trail, $select_trail;
//echo "<br>$sql<br>";
if ($show_sql)
echo $sql;
echo "</pre>\n";
}
-
+
$result = mysql_query($sql, $db);
+ if($sql_trail) {
+ if ($select_trail || (strstr($sql, 'SELECT') === false)) {
+ mysql_query(
+ "INSERT INTO ".TB_PREF."sql_trail
+ (`sql`, `result`, `msg`)
+ VALUES(".db_escape($sql).",".($result ? 1 : 0).",
+ ".db_escape($err_msg).")", $db);
+ }
+ }
+
if ($err_msg != null)
if (function_exists('xdebug_call_file'))
- check_db_error('<br>At file '.xdebug_call_file().':'.xdebug_call_line().':<br>'.$err_msg, $sql);
- else
+ check_db_error('<br>At file '.xdebug_call_file().':'.xdebug_call_line().':<br>'.$err_msg, $sql);
+ else
check_db_error($err_msg, $sql);
return $result;
return mysql_fetch_row($result);
}
+function db_fetch_assoc ($result)
+{
+
+ return mysql_fetch_assoc($result);
+}
+
function db_fetch ($result)
{
return mysql_num_fields($result);
}
-function db_escape ($result)
+function db_escape($value = "", $nullify = false)
{
- return mysql_escape_string($result);
+ $value = @htmlspecialchars($value, ENT_COMPAT, $_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 '<br><br>';
+ exit();
+ }
+ }
+ return $value;
}
function db_error_no ()