dbHost = $conf[$prefix.'db_host'];
$this->dbName = $conf[$prefix.'db_database'];
$this->dbUser = $conf[$prefix.'db_user'];
$this->dbPass = $conf[$prefix.'db_password'];
$this->dbCharset = $conf[$prefix.'db_charset'];
$this->dbNewLink = $conf[$prefix.'db_new_link'];
$this->dbClientFlags = $conf[$prefix.'db_client_flags'];
$this->_iConnId = mysqli_connect($this->dbHost, $this->dbUser, $this->dbPass);
$try = 0;
while((!is_object($this->_iConnId) || mysqli_connect_error()) && $try < 5) {
if($try > 0) sleep(1);
$try++;
$this->_iConnId = mysqli_connect($this->dbHost, $this->dbUser, $this->dbPass);
}
if(!is_object($this->_iConnId) || mysqli_connect_error()) {
$this->_iConnId = null;
$this->_sqlerror('Zugriff auf Datenbankserver fehlgeschlagen! / Database server not accessible!');
return false;
}
if(!((bool)mysqli_query( $this->_iConnId, "USE $this->dbName"))) {
$this->close();
$this->_sqlerror('Datenbank nicht gefunden / Database not found');
return false;
}
$this->_setCharset();
}
public function __destruct() {
if($this->_iConnId) mysqli_close($this->_iConnId);
}
public function close() {
if($this->_iConnId) mysqli_close($this->_iConnId);
$this->_iConnId = null;
}
public function _build_query_string($sQuery = '') {
$iArgs = func_num_args();
if($iArgs > 1) {
$aArgs = func_get_args();
if($iArgs == 3 && $aArgs[1] === true && is_array($aArgs[2])) {
$aArgs = $aArgs[2];
$iArgs = count($aArgs);
} else {
array_shift($aArgs); // delete the query string that is the first arg!
}
$iPos = 0;
$iPos2 = 0;
foreach($aArgs as $sKey => $sValue) {
$iPos2 = strpos($sQuery, '??', $iPos2);
$iPos = strpos($sQuery, '?', $iPos);
if($iPos === false && $iPos2 === false) break;
if($iPos2 !== false && ($iPos === false || $iPos2 <= $iPos)) {
$sTxt = $this->escape($sValue);
if(strpos($sTxt, '.') !== false) $sTxt = preg_replace('/^(.+)\.(.+)$/', '`$1`.`$2`', $sTxt);
else $sTxt = '`' . $sTxt . '`';
$sQuery = substr_replace($sQuery, $sTxt, $iPos2, 2);
$iPos2 += strlen($sTxt);
$iPos = $iPos2;
} else {
if(is_int($sValue) || is_float($sValue)) {
$sTxt = $sValue;
} elseif(is_string($sValue) && (strcmp($sValue, '#NULL#') == 0)) {
$sTxt = 'NULL';
} elseif(is_array($sValue)) {
$sTxt = '';
foreach($sValue as $sVal) $sTxt .= ',\'' . $this->escape($sVal) . '\'';
$sTxt = '(' . substr($sTxt, 1) . ')';
if($sTxt == '()') $sTxt = '(0)';
} else {
$sTxt = '\'' . $this->escape($sValue) . '\'';
}
$sQuery = substr_replace($sQuery, $sTxt, $iPos, 1);
$iPos += strlen($sTxt);
$iPos2 = $iPos;
}
}
}
return $sQuery;
}
/**#@-*/
/**#@+
* @access private
*/
private function _setCharset() {
mysqli_query($this->_iConnId, 'SET NAMES '.$this->dbCharset);
mysqli_query($this->_iConnId, "SET character_set_results = '".$this->dbCharset."', character_set_client = '".$this->dbCharset."', character_set_connection = '".$this->dbCharset."', character_set_database = '".$this->dbCharset."', character_set_server = '".$this->dbCharset."'");
}
private function _query($sQuery = '') {
global $app;
if ($sQuery == '') {
$this->_sqlerror('Keine Anfrage angegeben / No query given');
return false;
}
$try = 0;
do {
$try++;
$ok = mysqli_ping($this->_iConnId);
if(!$ok) {
if(!mysqli_connect($this->dbHost, $this->dbUser, $this->dbPass, $this->dbName)) {
if($try > 4) {
$this->_sqlerror('DB::query -> reconnect');
return false;
} else {
sleep(1);
}
} else {
$this->_setCharset();
$ok = true;
}
}
} while($ok == false);
$aArgs = func_get_args();
$sQuery = call_user_func_array(array(&$this, '_build_query_string'), $aArgs);
$this->_iQueryId = mysqli_query($this->_iConnId, $sQuery);
if (!$this->_iQueryId) {
$this->_sqlerror('Falsche Anfrage / Wrong Query', false, 'SQL-Query = ' . $sQuery);
return false;
}
return is_bool($this->_iQueryId) ? $this->_iQueryId : new db_result($this->_iQueryId, $this->_iConnId);
}
/**#@-*/
/**
* Executes a query
*
* Executes a given query string, has a variable amount of parameters:
* - 1 parameter
* executes the given query
* - 2 parameters
* executes the given query, replaces the first ? in the query with the second parameter
* - 3 parameters
* if the 2nd parameter is a boolean true, the 3rd parameter has to be an array containing all the replacements for every occuring ? in the query, otherwise the second parameter replaces the first ?, the third parameter replaces the second ? in the query
* - 4 or more parameters
* all ? in the query are replaced from left to right by the parameters 2 to x
*
* @access public
* @param string $sQuery query string
* @param mixed ... one or more parameters
* @return db_result the result object of the query
*/
public function query($sQuery = '') {
$aArgs = func_get_args();
return call_user_func_array(array(&$this, '_query'), $aArgs);
}
/**
* Execute a query and get first result array
*
* Executes a query and returns the first result row as an array
* This is like calling $result = $db->query(), $result->get(), $result->free()
* Use of this function @see query
*
* @access public
* @param string $sQuery query to execute
* @param ... further params (see query())
* @return array result row or NULL if none found
*/
public function queryOneRecord($sQuery = '') {
if(!preg_match('/limit \d+\s*,\s*\d+$/i', $sQuery)) $sQuery .= ' LIMIT 0,1';
$aArgs = func_get_args();
$oResult = call_user_func_array(array(&$this, 'query'), $aArgs);
if(!$oResult) return null;
$aReturn = $oResult->get();
$oResult->free();
return $aReturn;
}
public function queryOne($sQuery = '') {
return call_user_func_array(array(&$this, 'queryOneRecord'), func_get_args());
}
public function query_one($sQuery = '') {
return call_user_func_array(array(&$this, 'queryOneRecord'), func_get_args());
}
/**
* Execute a query and return all rows
*
* Executes a query and returns all result rows in an array
* Use this with extreme care!!! Uses lots of memory on big result sets.
*
* @access public
* @param string $sQuery query to execute
* @param ... further params (see query())
* @return array all the rows in the result set
*/
public function queryAllRecords($sQuery = '') {
$aArgs = func_get_args();
$oResult = call_user_func_array(array(&$this, 'query'), $aArgs);
if(!$oResult) return array();
$aResults = array();
while($aRow = $oResult->get()) {
$aResults[] = $aRow;
}
$oResult->free();
return $aResults;
}
public function queryAll($sQuery = '') {
return call_user_func_array(array(&$this, 'queryAllRecords'), func_get_args());
}
public function query_all($sQuery = '') {
return call_user_func_array(array(&$this, 'queryAllRecords'), func_get_args());
}
/**
* Execute a query and return all rows as simple array
*
* Executes a query and returns all result rows in an array with elements
* Only first column is returned Uses lots of memory on big result sets.
*
* @access public
* @param string $sQuery query to execute
* @param ... further params (see query())
* @return array all the rows in the result set
*/
public function queryAllArray($sQuery = '') {
$aArgs = func_get_args();
$oResult = call_user_func_array(array(&$this, 'query'), $aArgs);
if(!$oResult) return array();
$aResults = array();
while($aRow = $oResult->get()) {
$aResults[] = reset($aRow);
}
$oResult->free();
return $aResults;
}
public function query_all_array($sQuery = '') {
return $this->queryAllArray($sQuery);
}
/**
* Get id of last inserted row
*
* Gives you the id of the last inserted row in a table with an auto-increment primary key
*
* @access public
* @return int id of last inserted row or 0 if none
*/
public function insert_id() {
$iRes = mysqli_query($this->_iConnId, 'SELECT LAST_INSERT_ID() as `newid`');
if(!is_object($iRes)) return false;
$aReturn = mysqli_fetch_assoc($iRes);
mysqli_free_result($iRes);
return $aReturn['newid'];
}
/**
* get affected row count
*
* Gets the amount of rows affected by the previous query
*
* @access public
* @return int affected rows
*/
public function affected() {
if(!is_object($this->_iConnId)) return 0;
$iRows = mysqli_affected_rows($this->_iConnId);
if(!$iRows) $iRows = 0;
return $iRows;
}
/**
* Escape a string for usage in a query
*
* @access public
* @param string $sString query string to escape
* @return string escaped string
*/
public function escape($sString) {
global $app;
if(!is_string($sString) && !is_numeric($sString)) {
$app->log('NON-String given in escape function! (' . gettype($sString) . ')', LOGLEVEL_INFO);
//$sAddMsg = getDebugBacktrace();
$app->log($sAddMsg, LOGLEVEL_DEBUG);
$sString = '';
}
/*$cur_encoding = mb_detect_encoding($sString);
if($cur_encoding != "UTF-8") {
if($cur_encoding != 'ASCII') {
$app->log('String ' . substr($sString, 0, 25) . '... is ' . $cur_encoding . '.', LOGLEVEL_WARN);
if($cur_encoding) $sString = mb_convert_encoding($sString, 'UTF-8', $cur_encoding);
else $sString = mb_convert_encoding($sString, 'UTF-8');
}
} elseif(!PXBase::check_utf8($sString)) {
$sString = utf8_encode($sString);
}*/
if($this->_iConnId) return mysqli_real_escape_string($this->_iConnId, $sString);
else return addslashes($sString);
}
/**
*
*
* @access private
*/
private function _sqlerror($sErrormsg = 'Unbekannter Fehler', $sAddMsg = '') {
global $app, $conf;
$mysql_error = (is_object($this->_iConnId) ? mysqli_error($this->_iConnId) : mysqli_connect_error());
$mysql_errno = (is_object($this->_iConnId) ? mysqli_errno($this->_iConnId) : mysqli_connect_errno());
//$sAddMsg .= getDebugBacktrace();
if($this->show_error_messages && $conf['demo_mode'] === false) {
echo $sErrormsg . $sAddMsg;
} else if(is_object($app) && method_exists($app, 'log')) {
$app->log($sErrormsg . $sAddMsg, LOGLEVEL_WARN);
}
}
public function affectedRows() {
return $this->affected();
}
// returns mySQL insert id
public function insertID() {
return $this->insert_id();
}
//* Function to quote strings
public function quote($formfield) {
return $this->escape($formfield);
}
//* Function to unquotae strings
public function unquote($formfield) {
return stripslashes($formfield);
}
public function toLower($record) {
if(is_array($record)) {
foreach($record as $key => $val) {
$key = strtolower($key);
$out[$key] = $val;
}
}
return $out;
}
public function diffrec($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, $force_update = false) {
global $app, $conf;
// Insert backticks only for incomplete table names.
if(stristr($db_table, '.')) {
$escape = '';
} else {
$escape = '`';
}
if($force_update == true) {
//* We force a update even if no record has changed
$diffrec_full = array('new' => $record_new, 'old' => $record_old);
$diff_num = count($record_new);
} else {
//* get the difference record between old and new record
$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);
$diffstr = serialize($diffrec_full);
$username = $_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 (?, ?, ?, ?, ?, ?, ?)";
$app->db->query($sql, $db_table, $dbidx, $server_id, $action, time(), $username, $diffstr);
}
return true;
}
//** Inserts a record and saves the changes into the datalog
public function datalogInsert($tablename, $insert_data, $index_field) {
global $app;
if(is_array($insert_data)) {
$key_str = '';
$val_str = '';
foreach($insert_data as $key => $val) {
$key_str .= "`".$key ."`,";
$val_str .= "'".$this->escape($val)."',";
}
$key_str = substr($key_str, 0, -1);
$val_str = substr($val_str, 0, -1);
$insert_data_str = '('.$key_str.') VALUES ('.$val_str.')';
} else {
$insert_data_str = $insert_data;
}
/* TODO: reduce risk of insert_data_str! */
$old_rec = array();
$this->query("INSERT INTO ?? $insert_data_str", $tablename);
$index_value = $this->insertID();
$new_rec = $this->queryOneRecord("SELECT * FROM ?? WHERE ? = ?", $tablename, $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, $force_update = false) {
global $app;
$old_rec = $this->queryOneRecord("SELECT * FROM ?? WHERE ?? = ?", $tablename, $index_field, $index_value);
if(is_array($update_data)) {
$update_data_str = '';
foreach($update_data as $key => $val) {
$update_data_str .= "`".$key ."` = '".$this->escape($val)."',";
}
$update_data_str = substr($update_data_str, 0, -1);
} else {
$update_data_str = $update_data;
}
/* TODO: reduce risk of update_data_str */
$this->query("UPDATE ?? SET $update_data_str WHERE ?? = ?", $tablename, $index_field, $index_value);
$new_rec = $this->queryOneRecord("SELECT * FROM ?? WHERE ?? = ?", $tablename, $index_field, $index_value);
$this->datalogSave($tablename, 'UPDATE', $index_field, $index_value, $old_rec, $new_rec, $force_update);
return true;
}
//** Deletes a record and saves the changes into the datalog
public function datalogDelete($tablename, $index_field, $index_value) {
global $app;
$old_rec = $this->queryOneRecord("SELECT * FROM ?? WHERE ?? = ?", $tablename, $index_field, $index_value);
$this->query("DELETE FROM ?? WHERE ?? = ?", $tablename, $index_field, $index_value);
$new_rec = array();
$this->datalogSave($tablename, 'DELETE', $index_field, $index_value, $old_rec, $new_rec);
return true;
}
//* get the current datalog status for the specified login (or currently logged in user)
public function datalogStatus($login = '') {
global $app;
$return = array('count' => 0, 'entries' => array());
if($_SESSION['s']['user']['typ'] == 'admin') return $return; // these information should not be displayed to admin users
if($login == '' && isset($_SESSION['s']['user'])) {
$login = $_SESSION['s']['user']['username'];
}
$result = $this->queryAllRecords("SELECT COUNT( * ) AS cnt, sys_datalog.action, sys_datalog.dbtable FROM sys_datalog, server WHERE server.server_id = sys_datalog.server_id AND sys_datalog.user = ? AND sys_datalog.datalog_id > server.updated GROUP BY sys_datalog.dbtable, sys_datalog.action", $login);
foreach($result as $row) {
if(!$row['dbtable'] || in_array($row['dbtable'], array('aps_instances', 'aps_instances_settings', 'mail_access', 'mail_content_filter'))) continue; // ignore some entries, maybe more to come
$return['entries'][] = array('table' => $row['dbtable'], 'action' => $row['action'], 'count' => $row['cnt'], 'text' => $app->lng('datalog_status_' . $row['action'] . '_' . $row['dbtable']));
$return['count'] += $row['cnt'];
}
unset($result);
return $return;
}
/*
$columns = array(action => add | alter | drop
name => Spaltenname
name_new => neuer Spaltenname, nur bei 'alter' belegt
type => 42go-Meta-Type: int16, int32, int64, double, char, varchar, text, blob
typeValue => Wert z.B. bei Varchar
defaultValue => Default Wert
notNull => true | false
autoInc => true | false
option => unique | primary | index)
*/
public function createTable($table_name, $columns) {
$index = '';
$sql = "CREATE TABLE ?? (";
foreach($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 .= ')';
/* TODO: secure parameters */
$this->query($sql, $table_name);
return true;
}
/*
$columns = array(action => add | alter | drop
name => Spaltenname
name_new => neuer Spaltenname, nur bei 'alter' belegt
type => 42go-Meta-Type: int16, int32, int64, double, char, varchar, text, blob
typeValue => Wert z.B. bei Varchar
defaultValue => Default Wert
notNull => true | false
autoInc => true | false
option => unique | primary | index)
*/
public function alterTable($table_name, $columns) {
$index = '';
$sql = "ALTER TABLE ?? ";
foreach($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 ';
$sql.= ',';
// Index definitions
if($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);
/* TODO: secure parameters */
//die($sql);
$this->query($sql, $table_name);
return true;
}
public function dropTable($table_name) {
$this->check($table_name);
$sql = "DROP TABLE ??";
return $this->query($sql, $table_name);
}
// gibt Array mit Tabellennamen zur�ck
public function getTables($database_name = '') {
if(!is_object($this->_iConnId)) return false;
if($database_name == '') $database_name = $this->dbName;
$tb_names = $this->queryAllArray("SHOW TABLES FROM ??", $database_name);
return $tb_names;
}
// gibt Feldinformationen zur Tabelle zur�ck
/*
$columns = array(action => add | alter | drop
name => Spaltenname
name_new => neuer Spaltenname, nur bei 'alter' belegt
type => 42go-Meta-Type: int16, int32, int64, double, char, varchar, text, blob
typeValue => Wert z.B. bei Varchar
defaultValue => Default Wert
notNull => true | false
autoInc => true | false
option => unique | primary | index)
*/
function tableInfo($table_name) {
global $go_api, $go_info, $app;
// Tabellenfelder einlesen
if($rows = $app->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];
*/
$name = $row['Field'];
$default = $row['Default'];
$key = $row['Key'];
$extra = $row['Extra'];
$isnull = $row['Null'];
$type = $row['Type'];
$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;
$i++;
}
*/
}
public function mapType($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;
case 'date':
return 'date';
break;
}
}
}
/**
* database query result class
*
* @package pxFramework
*
*/
class db_result {
/**
*
*
* @access private
*/
private $_iResId = null;
private $_iConnection = null;
/**
*
*
* @access private
*/
public function db_result($iResId, $iConnection) {
$this->_iResId = $iResId;
$this->_iConnection = $iConnection;
}
/**
* get count of result rows
*
* Returns the amount of rows in the result set
*
* @access public
* @return int amount of rows
*/
public function rows() {
if(!is_object($this->_iResId)) return 0;
$iRows = mysqli_num_rows($this->_iResId);
if(!$iRows) $iRows = 0;
return $iRows;
}
/**
* Get number of affected rows
*
* Returns the amount of rows affected by the previous query
*
* @access public
* @return int amount of affected rows
*/
public function affected() {
if(!is_object($this->_iConnection)) return 0;
$iRows = mysqli_affected_rows($this->_iConnection);
if(!$iRows) $iRows = 0;
return $iRows;
}
/**
* Frees the result set
*
* @access public
*/
public function free() {
if(!is_object($this->_iResId)) return;
mysqli_free_result($this->_iResId);
return;
}
/**
* Get a result row (associative)
*
* Returns the next row in the result set. To be used in a while loop like while($currow = $result->get()) { do something ... }
*
* @access public
* @return array result row
*/
public function get() {
$aItem = null;
if(is_object($this->_iResId)) {
$aItem = mysqli_fetch_assoc($this->_iResId);
if(!$aItem) $aItem = null;
}
return $aItem;
}
/**
* Get a result row (array with numeric index)
*
* @access public
* @return array result row
*/
public function getAsRow() {
$aItem = null;
if(is_object($this->_iResId)) {
$aItem = mysqli_fetch_row($this->_iResId);
if(!$aItem) $aItem = null;
}
return $aItem;
}
}
/**
* database query result class
*
* emulates a db result set out of an array so you can use array results and db results the same way
*
* @package pxFramework
* @see db_result
*
*
*/
class fakedb_result {
/**
*
*
* @access private
*/
private $aResultData = array();
/**
*
*
* @access private
*/
private $aLimitedData = array();
/**
*
*
* @access private
*/
public function fakedb_result($aData) {
$this->aResultData = $aData;
$this->aLimitedData = $aData;
reset($this->aLimitedData);
}
/**
* get count of result rows
*
* Returns the amount of rows in the result set
*
* @access public
* @return int amount of rows
*/
// Gibt die Anzahl Zeilen zurück
public function rows() {
return count($this->aLimitedData);
}
/**
* Frees the result set
*
* @access public
*/
// Gibt ein Ergebnisset frei
public function free() {
$this->aResultData = array();
$this->aLimitedData = array();
return;
}
/**
* Get a result row (associative)
*
* Returns the next row in the result set. To be used in a while loop like while($currow = $result->get()) { do something ... }
*
* @access public
* @return array result row
*/
// Gibt eine Ergebniszeile zurück
public function get() {
$aItem = null;
if(!is_array($this->aLimitedData)) return $aItem;
if(list($vKey, $aItem) = each($this->aLimitedData)) {
if(!$aItem) $aItem = null;
}
return $aItem;
}
/**
* Get a result row (array with numeric index)
*
* @access public
* @return array result row
*/
public function getAsRow() {
return $this->get();
}
/**
* Limit the result (like a LIMIT x,y in a SQL query)
*
* @access public
* @param int $iStart offset to start read
* @param int iLength amount of datasets to read
*/
public function limit_result($iStart, $iLength) {
$this->aLimitedData = array_slice($this->aResultData, $iStart, $iLength, true);
}
}
?>