dbHost = $conf["db_host"];
$this->dbName = $conf["db_database"];
$this->dbUser = $conf["db_user"];
$this->dbPass = $conf["db_password"];
$this->connect();
}
// error handler
function updateError($location)
{
//$this->errorNumber = mysql_errno();
$this->errorMessage = ibase_errmsg();
$this->errorLocation = $location;
if($this->errorNumber && $this->show_error_messages)
{
echo('
'.$this->errorLocation.'
'.$this->errorMessage);
flush();
}
}
function connect()
{
if($this->linkId == 0)
{
$this->linkId = ibase_connect( $this->dbHost.":".$this->dbName , $this->dbUser, $this->dbPass,'ISO8859_1',0,3 );
if(!$this->linkId)
{
$this->updateError('DB::connect()
ibase_pconnect');
return false;
}
}
return true;
}
function query($queryString)
{
if(!$this->connect()) {
return false;
}
if($this->autoCommit == 1) {
//$transID = ibase_trans();
$this->queryId = @ibase_query($this->linkId,$queryString);
//ibase_commit();
} else {
$this->queryId = @ibase_query($this->linkId,$queryString);
}
$this->updateError('DB::query('.$queryString.')
ibase_query');
if(!$this->queryId) {
return false;
}
$this->currentRow = 0;
return $this->queryId;
}
// returns all records in an array
function queryAllRecords($queryString)
{
if(!$this->query($queryString))
{
return false;
}
$ret = array();
while($line = $this->nextRecord())
{
$ret[] = $line;
}
//$this->freeResult();
ibase_free_result($this->queryId);
return $ret;
}
// returns one record in an array
function queryOneRecord($queryString)
{
if(!$this->query($queryString))
{
return false;
}
$result = $this->nextRecord();
ibase_free_result($this->queryId);
return $result;
}
// returns the next record in an array
function nextRecord()
{
$this->record = ibase_fetch_assoc($this->queryId);
$this->updateError('DB::nextRecord()
ibase_fetch_assoc');
if(!$this->record || !is_array($this->record))
{
return false;
}
$this->currentRow++;
return $this->record;
}
// returns number of rows returned by the last select query
function numRows()
{
return false;
}
// returns mySQL insert id
function insertID()
{
return false;
}
// Check der variablen
// deprecated, now use quote
function check($formfield)
{
return $this->quote($formfield);
}
// Check der variablen
function quote($formfield)
{
return str_replace("'","''",$formfield);
}
// Check der variablen
function unquote($formfield)
{
return str_replace("''","'",$formfield);
}
function toLower($record) {
if(is_array($record)) {
foreach($record as $key => $val) {
$key = strtolower($key);
$out[$key] = $val;
}
}
return $out;
}
function insert($tablename,$form,$debug = 0)
{
if(is_array($form)){
foreach($form as $key => $value)
{
$sql_key .= "$key, ";
$sql_value .= "'".$this->quote($value)."', ";
}
$sql_key = substr($sql_key,0,strlen($sql_key) - 2);
$sql_value = substr($sql_value,0,strlen($sql_value) - 2);
$sql = "INSERT INTO $tablename (" . $sql_key . ") VALUES (" . $sql_value .")";
if($debug == 1) echo "SQL-Statement: ".$sql."
";
$this->query($sql);
if($debug == 1) echo "mySQL Error Message: ".$this->errorMessage;
}
}
function update($tablename,$form,$bedingung,$debug = 0)
{
if(is_array($form)){
foreach($form as $key => $value)
{
$insql .= "$key = '".$this->quote($value)."', ";
}
$insql = substr($insql,0,strlen($insql) - 2);
$sql = "UPDATE $tablename SET " . $insql . " WHERE $bedingung";
if($debug == 1) echo "SQL-Statement: ".$sql."
";
$this->query($sql);
if($debug == 1) echo "mySQL Error Message: ".$this->errorMessage;
}
}
function closeConn() {
ibase_close($this->linkId);
}
function freeResult() {
//ibase_free_result();
}
function delete() {
}
function trans($action,$transID = null) {
//action = begin, commit oder rollback
if($action == 'begin') {
$this->transID = ibase_trans($this->linkId);
return $this->transID;
}
if($action == 'commit' and !empty($this->transID)) {
ibase_commit($this->linkId,$this->transID);
}
if($action == 'rollback') {
ibase_rollback($this->linkId,$this->transID);
}
}
/*
$columns = array(action => add | alter | drop
name => Spaltenname
name_new => neuer Spaltenname, nur bei 'alter' belegt
type => 42go-Meta-Type: int16, int32, int64, double, char, varchar, text, blob
typeValue => Wert z.B. bei Varchar
defaultValue => Default Wert
notNull => true | false
autoInc => true | false
option => unique | primary | index)
*/
function createTable($table_name,$columns) {
$index = "";
$sql = "CREATE TABLE $table_name (";
foreach($columns as $col){
$sql .= $col["name"]." ".$this->mapType($col["type"],$col["typeValue"])." ";
if($col["defaultValue"] != "") $sql .= "DEFAULT '".$col["defaultValue"]."' ";
if($col["notNull"] == true) {
$sql .= "NOT NULL ";
} else {
$sql .= "NULL ";
}
if($col["autoInc"] == true) $sql .= "auto_increment ";
$sql.= ",";
// key Definitionen
if($col["option"] == "primary") $index .= "PRIMARY KEY (".$col["name"]."),";
if($col["option"] == "index") $index .= "INDEX (".$col["name"]."),";
if($col["option"] == "unique") $index .= "UNIQUE (".$col["name"]."),";
}
$sql .= $index;
$sql = substr($sql,0,-1);
$sql .= ")";
$this->query($sql);
return true;
}
/*
$columns = array(action => add | alter | drop
name => Spaltenname
name_new => neuer Spaltenname, nur bei 'alter' belegt
type => 42go-Meta-Type: int16, int32, int64, double, char, varchar, text, blob
typeValue => Wert z.B. bei Varchar
defaultValue => Default Wert
notNull => true | false
autoInc => true | false
option => unique | primary | index)
*/
function alterTable($table_name,$columns) {
return false;
}
function dropTable($table_name) {
$this->check($table_name);
$sql = "DROP TABLE '". $table_name."'";
return $this->query($sql);
}
// gibt Array mit Tabellennamen zurück
function getTables($database_name) {
return false;
}
// gibt Feldinformationen zur Tabelle zurück
/*
$columns = array(action => add | alter | drop
name => Spaltenname
name_new => neuer Spaltenname, nur bei 'alter' belegt
type => 42go-Meta-Type: int16, int32, int64, double, char, varchar, text, blob
typeValue => Wert z.B. bei Varchar
defaultValue => Default Wert
notNull => true | false
autoInc => true | false
option => unique | primary | index)
*/
function tableInfo($table_name) {
return false;
}
function mapType($metaType,$typeValue) {
global $go_api;
$metaType = strtolower($metaType);
switch ($metaType) {
case 'int16':
return 'smallint';
break;
case 'int32':
return 'int';
break;
case 'int64':
return 'bigint';
break;
case 'double':
return 'double';
break;
case 'char':
return 'char';
break;
case 'varchar':
if($typeValue < 1) $go_api->errorMessage("Datenbank Fehler: Für diesen Datentyp ist eine Längenangabe notwendig.");
return 'varchar('.$typeValue.')';
break;
case 'text':
return 'text';
break;
case 'blob':
return 'blob';
break;
}
}
}
?>