dbHost = $conf['db_host'];
$this->dbName = $conf['db_database'];
$this->dbUser = $conf['db_user'];
$this->dbPass = $conf['db_password'];
$this->dbCharset = $conf['db_charset'];
//$this->connect();
}
// error handler
function updateError($location)
{
global $app;
$this->errorNumber = mysql_errno($this->linkId);
$this->errorMessage = mysql_error($this->linkId);
$this->errorLocation = $location;
if($this->errorNumber && $this->show_error_messages && method_exists($app,'log'))
{
// echo('
'.$this->errorLocation.'
'.$this->errorMessage);
$app->log($this->errorLocation.' '.$this->errorMessage,LOGLEVEL_WARN);
//flush();
}
}
function connect()
{
if($this->linkId == 0)
{
$this->linkId = mysql_connect($this->dbHost, $this->dbUser, $this->dbPass);
if(!$this->linkId)
{
$this->updateError('DB::connect()-> mysql_connect');
return false;
}
$this->queryId = @mysql_query('SET NAMES '.$this->dbCharset, $this->linkId);
$this->queryId = @mysql_query("SET character_set_results = '".$this->dbCharset."', character_set_client = '".$this->dbCharset."', character_set_connection = '".$this->dbCharset."', character_set_database = '".$this->dbCharset."', character_set_server = '".$this->dbCharset."'", $this->linkId);
}
return true;
}
function query($queryString)
{
if(!$this->connect())
{
return false;
}
if(!mysql_select_db($this->dbName, $this->linkId))
{
$this->updateError('DB::connect()-> mysql_select_db');
return false;
}
$this->queryId = @mysql_query($queryString, $this->linkId);
$this->updateError('DB::query('.$queryString.') -> mysql_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;
}
return $ret;
}
// returns one record in an array
function queryOneRecord($queryString)
{
if(!$this->query($queryString) || $this->numRows() == 0)
{
return false;
}
return $this->nextRecord();
}
// returns the next record in an array
function nextRecord()
{
$this->record = mysql_fetch_assoc($this->queryId);
$this->updateError('DB::nextRecord()-> mysql_fetch_array');
if(!$this->record || !is_array($this->record))
{
return false;
}
$this->currentRow++;
return $this->record;
}
// returns number of rows returned by the last select query
function numRows()
{
return mysql_num_rows($this->queryId);
}
// returns mySQL insert id
function insertID()
{
return mysql_insert_id($this->linkId);
}
// Check der variablen
// deprecated, now use quote
function check($formfield)
{
return $this->quote($formfield);
}
// Check der variablen
function quote($formfield)
{
if(!$this->connect()){
$this->updateError('WARNING: mysql_connect: Used addslashes instead of mysql_real_escape_string');
return addslashes($formfield);
}
return mysql_real_escape_string($formfield, $this->linkId);
}
// Check der variablen
function unquote($formfield)
{
return stripslashes($formfield);
}
function toLower($record) {
if(is_array($record)) {
foreach($record as $key => $val) {
$key = strtolower($key);
$out[$key] = $val;
}
}
return $out;
}
/*
//* These functions are deprecated and will be removed.
function insert($tablename,$form,$debug = 0)
{
if(is_array($form)){
foreach($form as $key => $value)
{
$sql_key .= "$key, ";
$sql_value .= "'".$this->check($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 = '".$this->check($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;
}
}
*/
public function diffrec($record_old, $record_new) {
$diffrec_full = array();
$diff_num = 0;
if(is_array($record_old) && count($record_old) > 0) {
foreach($record_old as $key => $val) {
// if(!isset($record_new[$key]) || $record_new[$key] != $val) {
if($record_new[$key] != $val) {
// Record has changed
$diffrec_full['old'][$key] = $val;
$diffrec_full['new'][$key] = $record_new[$key];
$diff_num++;
} else {
$diffrec_full['old'][$key] = $val;
$diffrec_full['new'][$key] = $val;
}
}
} elseif(is_array($record_new)) {
foreach($record_new as $key => $val) {
if(isset($record_new[$key]) && @$record_old[$key] != $val) {
// Record has changed
$diffrec_full['new'][$key] = $val;
$diffrec_full['old'][$key] = @$record_old[$key];
$diff_num++;
} else {
$diffrec_full['new'][$key] = $val;
$diffrec_full['old'][$key] = $val;
}
}
}
return array('diff_num' => $diff_num, 'diff_rec' => $diffrec_full);
}
//** Function to fill the datalog with a full differential record.
public function datalogSave($db_table, $action, $primary_field, $primary_id, $record_old, $record_new) {
global $app,$conf;
// Insert backticks only for incomplete table names.
if(stristr($db_table,'.')) {
$escape = '';
} else {
$escape = '`';
}
$tmp = $this->diffrec($record_old, $record_new);
$diffrec_full = $tmp['diff_rec'];
$diff_num = $tmp['diff_num'];
unset($tmp);
// Insert the server_id, if the record has a server_id
$server_id = (isset($record_old['server_id']) && $record_old['server_id'] > 0)?$record_old['server_id']:0;
if(isset($record_new['server_id'])) $server_id = $record_new['server_id'];
if($diff_num > 0) {
//print_r($diff_num);
//print_r($diffrec_full);
$diffstr = $app->db->quote(serialize($diffrec_full));
$username = $app->db->quote($_SESSION['s']['user']['username']);
$dbidx = $primary_field.':'.$primary_id;
if($action == 'INSERT') $action = 'i';
if($action == 'UPDATE') $action = 'u';
if($action == 'DELETE') $action = 'd';
$sql = "INSERT INTO sys_datalog (dbtable,dbidx,server_id,action,tstamp,user,data) VALUES ('".$db_table."','$dbidx','$server_id','$action','".time()."','$username','$diffstr')";
$app->db->query($sql);
}
return true;
}
//** Inserts a record and saves the changes into the datalog
public function datalogInsert($tablename, $insert_data, $index_field) {
global $app;
$old_rec = array();
$this->query("INSERT INTO $tablename $insert_data");
$index_value = $this->insertID();
$new_rec = $this->queryOneRecord("SELECT * FROM $tablename WHERE $index_field = '$index_value'");
$this->datalogSave($tablename, 'INSERT', $index_field, $index_value, $old_rec, $new_rec);
return $index_value;
}
//** Updates a record and saves the changes into the datalog
public function datalogUpdate($tablename, $update_data, $index_field, $index_value) {
global $app;
$old_rec = $this->queryOneRecord("SELECT * FROM $tablename WHERE $index_field = '$index_value'");
$this->query("UPDATE $tablename SET $update_data WHERE $index_field = '$index_value'");
$new_rec = $this->queryOneRecord("SELECT * FROM $tablename WHERE $index_field = '$index_value'");
$this->datalogSave($tablename, 'UPDATE', $index_field, $index_value, $old_rec, $new_rec);
return true;
}
//** Deletes a record and saves the changes into the datalog
public function datalogDelete($tablename, $index_field, $index_value) {
global $app;
$old_rec = $this->queryOneRecord("SELECT * FROM $tablename WHERE $index_field = '$index_value'");
$this->query("DELETE FROM $tablename WHERE $index_field = '$index_value'");
$new_rec = array();
$this->datalogSave($tablename, 'DELETE', $index_field, $index_value, $old_rec, $new_rec);
return true;
}
public function closeConn()
{
if($this->linkId)
{
mysql_close($this->linkId);
return true;
} else { return false; }
}
public function freeResult($query)
{
if(mysql_free_result($query))
{
return true;
} else {
return false;
}
}
function delete() {
}
function Transaction($action) {
//action = begin, commit oder rollback
}
/*
$columns = array(action => add | alter | drop
name => Spaltenname
name_new => neuer Spaltenname, nur bei 'alter' belegt
type => 42go-Meta-Type: int16, int32, int64, double, char, varchar, text, blob
typeValue => Wert z.B. bei Varchar
defaultValue => Default Wert
notNull => true | false
autoInc => true | false
option => unique | primary | index)
*/
function createTable($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) {
$index = '';
$sql = "ALTER TABLE $table_name ";
foreach($columns as $col){
if($col['action'] == 'add') {
$sql .= "ADD ".$col['name'].' '.$this->mapType($col['type'],$col['typeValue']).' ';
} elseif ($col['action'] == 'alter') {
$sql .= "CHANGE ".$col['name']." ".$col['name_new'].' '.$this->mapType($col['type'],$col['typeValue']).' ';
} elseif ($col['action'] == 'drop') {
$sql .= "DROP ".$col['name'].' ';
}
if($col['action'] != 'drop') {
if($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);
//die($sql);
$this->query($sql);
return true;
}
function dropTable($table_name) {
$this->check($table_name);
$sql = "DROP TABLE '". $table_name."'";
return $this->query($sql);
}
// gibt Array mit Tabellennamen zurück
function getTables($database_name = '') {
if($database_name == '') $database_name = $this->dbName;
$result = mysql_list_tables($database_name);
for ($i = 0; $i < mysql_num_rows($result); $i++) {
$tb_names[$i] = mysql_tablename($result, $i);
}
return $tb_names;
}
// 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) {
global $go_api,$go_info;
// Tabellenfelder einlesen
if($rows = $go_api->db->queryAllRecords("SHOW FIELDS FROM ".$table_name)){
foreach($rows as $row) {
$name = $row[0];
$default = $row[4];
$key = $row[3];
$extra = $row[5];
$isnull = $row[2];
$type = $row[1];
$column = array();
$column['name'] = $name;
//$column['type'] = $type;
$column['defaultValue'] = $default;
if(stristr($key,'PRI')) $column['option'] = 'primary';
if(stristr($isnull,'YES')) {
$column['notNull'] = false;
} else {
$column['notNull'] = true;
}
if($extra == 'auto_increment') $column['autoInc'] = true;
// Type in Metatype umsetzen
if(stristr($type,'int(')) $metaType = 'int32';
if(stristr($type,'bigint')) $metaType = 'int64';
if(stristr($type,'char')) {
$metaType = 'char';
$tmp_typeValue = explode('(',$type);
$column['typeValue'] = substr($tmp_typeValue[1],0,-1);
}
if(stristr($type,'varchar')) {
$metaType = 'varchar';
$tmp_typeValue = explode('(',$type);
$column['typeValue'] = substr($tmp_typeValue[1],0,-1);
}
if(stristr($type,'text')) $metaType = 'text';
if(stristr($type,'double')) $metaType = 'double';
if(stristr($type,'blob')) $metaType = 'blob';
$column['type'] = $metaType;
$columns[] = $column;
}
return $columns;
} else {
return false;
}
//$this->createTable('tester',$columns);
/*
$result = mysql_list_fields($go_info["server"]["db_name"],$table_name);
$fields = mysql_num_fields ($result);
$i = 0;
$table = mysql_field_table ($result, $i);
while ($i < $fields) {
$name = mysql_field_name ($result, $i);
$type = mysql_field_type ($result, $i);
$len = mysql_field_len ($result, $i);
$flags = mysql_field_flags ($result, $i);
print_r($flags);
$columns = array(name => $name,
type => "",
defaultValue => "",
isnull => 1,
option => "");
$returnvar[] = $columns;
$i++;
}
*/
}
function mapType($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) die('Database failure: Lenght required for these data types.');
return 'varchar('.$typeValue.')';
break;
case 'text':
return 'text';
break;
case 'blob':
return 'blob';
break;
}
}
}
?>