function query($query)
{
//if flag to convert query from MySql syntax to Sybase syntax is true
//convert the query
if ($this->convertMySqlTosybaseQuery == true) {
$query = $this->ConvertMySqlTosybase($query);
}
// Initialise return
$return_val = 0;
// Flush cached values..
$this->flush();
// For reg expressions
$query = trim($query);
// Log how the function was called
$this->func_call = "\$db->query(\"{$query}\")";
// Keep track of the last query for debug..
$this->last_query = $query;
// Count how many queries there have been
$this->num_queries++;
// Use core file cache function
if ($cache = $this->get_cache($query)) {
return $cache;
}
// If there is no existing database connection then try to connect
if (!isset($this->dbh) || !$this->dbh) {
$this->connect($this->dbuser, $this->dbpassword, $this->dbhost);
$this->select($this->dbname);
}
// Perform the query via std sybase_query function..
$this->result = @sybase_query($query);
// If there is an error then take note of it..
if ($this->result == false) {
$get_errorcodeSql = "SELECT @@ERROR as errorcode";
$error_res = @sybase_query($get_errorcodeSql, $this->dbh);
$errorCode = @sybase_result($error_res, 0, "errorcode");
$get_errorMessageSql = "SELECT severity as errorSeverity, text as errorText FROM sys.messages WHERE message_id = " . $errorCode;
$errormessage_res = @sybase_query($get_errorMessageSql, $this->dbh);
if ($errormessage_res) {
$errorMessage_Row = @sybase_fetch_row($errormessage_res);
$errorSeverity = $errorMessage_Row[0];
$errorMessage = $errorMessage_Row[1];
}
$sqlError = "ErrorCode: " . $errorCode . " ### Error Severity: " . $errorSeverity . " ### Error Message: " . $errorMessage . " ### Query: " . $query;
$is_insert = true;
$this->register_error($sqlError);
$this->show_errors ? trigger_error($sqlError, E_USER_WARNING) : null;
return false;
}
// Query was an insert, delete, update, replace
$is_insert = false;
if (preg_match("/^(insert|delete|update|replace)\\s+/i", $query)) {
$this->rows_affected = @sybase_rows_affected($this->dbh);
// Take note of the insert_id
if (preg_match("/^(insert|replace)\\s+/i", $query)) {
$identityresultset = @sybase_query("select SCOPE_IDENTITY()");
if ($identityresultset != false) {
$identityrow = @sybase_fetch_row($identityresultset);
$this->insert_id = $identityrow[0];
}
}
// Return number of rows affected
$return_val = $this->rows_affected;
} else {
// Take note of column info
$i = 0;
while ($i < @sybase_num_fields($this->result)) {
$this->col_info[$i] = @sybase_fetch_field($this->result);
$i++;
}
// Store Query Results
$num_rows = 0;
while ($row = @sybase_fetch_object($this->result)) {
// Store relults as an objects within main array
$this->last_result[$num_rows] = $row;
$num_rows++;
}
@sybase_free_result($this->result);
// Log number of rows the query returned
$this->num_rows = $num_rows;
// Return number of rows selected
$return_val = $this->num_rows;
}
// disk caching of queries
$this->store_cache($query, $is_insert);
// If debug ALL queries
$this->trace || $this->debug_all ? $this->debug() : null;
return $return_val;
}
function sql_fetch_object(&$res, $nr = 0)
{
global $dbtype;
switch ($dbtype) {
case "MySQL":
$row = mysql_fetch_object($res);
if ($row) {
return $row;
} else {
return false;
}
break;
case "mSQL":
$row = msql_fetch_object($res);
if ($row) {
return $row;
} else {
return false;
}
break;
case "postgres":
case "postgres_local":
if ($res->get_total_rows() > $res->get_fetched_rows()) {
$row = pg_fetch_object($res->get_result(), $res->get_fetched_rows());
$res->increment_fetched_rows();
if ($row) {
return $row;
} else {
return false;
}
} else {
return false;
}
break;
case "ODBC":
$result = odbc_fetch_row($res, $nr);
if (!$result) {
return false;
}
$nf = odbc_num_fields($res);
/* Field numbering starts at 1 */
for ($count = 1; $count < $nf + 1; $count++) {
$field_name = odbc_field_name($res, $count);
$field_value = odbc_result($res, $field_name);
$row->{$field_name} = $field_value;
}
return $row;
break;
case "ODBC_Adabas":
$result = odbc_fetch_row($res, $nr);
if (!$result) {
return false;
}
$nf = count($result) + 2;
/* Field numbering starts at 1 */
for ($count = 1; $count < $nf; $count++) {
$field_name = odbc_field_name($res, $count);
$field_value = odbc_result($res, $field_name);
$row->{$field_name} = $field_value;
}
return $row;
break;
case "Interbase":
$orow = ibase_fetch_object($res);
if ($orow) {
$arow = get_object_vars($orow);
while (list($name, $key) = each($arow)) {
$name = strtolower($name);
$row->{$name} = $key;
}
return $row;
} else {
return false;
}
break;
case "Sybase":
$row = sybase_fetch_object($res);
return $row;
break;
}
}
/**
* Fetch a result row as an object
*
* @param mixed $result
* @return mixed
*/
function fetchObject($result)
{
return sybase_fetch_object($result);
}
