tnhfw / tnh-fw

core/classes/Database.php

Spacing +238 added lines, -238 removed lines

@@ -23,165 +23,165 @@ 
    * along with this program; if not, write to the Free Software
    * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
   */
-  class Database{
+  class Database {
 	
 	/**
 	 * The PDO instance
 	 * @var object
 	*/
-    private $pdo                 = null;
+    private $pdo = null;
     
 	/**
 	 * The database name used for the application
 	 * @var string
 	*/
-	private $databaseName        = null;
+	private $databaseName = null;
     
 	/**
 	 * The SQL SELECT statment
 	 * @var string
 	*/
-	private $select              = '*';
+	private $select = '*';
 	
 	/**
 	 * The SQL FROM statment
 	 * @var string
 	*/
-    private $from                = null;
+    private $from = null;
 	
 	/**
 	 * The SQL WHERE statment
 	 * @var string
 	*/
-    private $where               = null;
+    private $where = null;
 	
 	/**
 	 * The SQL LIMIT statment
 	 * @var string
 	*/
-    private $limit               = null;
+    private $limit = null;
 	
 	/**
 	 * The SQL JOIN statment
 	 * @var string
 	*/
-    private $join                = null;
+    private $join = null;
 	
 	/**
 	 * The SQL ORDER BY statment
 	 * @var string
 	*/
-    private $orderBy             = null;
+    private $orderBy = null;
 	
 	/**
 	 * The SQL GROUP BY statment
 	 * @var string
 	*/
-    private $groupBy             = null;
+    private $groupBy = null;
 	
 	/**
 	 * The SQL HAVING statment
 	 * @var string
 	*/
-    private $having              = null;
+    private $having = null;
 	
 	/**
 	 * The number of rows returned by the last query
 	 * @var int
 	*/
-    private $numRows             = 0;
+    private $numRows = 0;
 	
 	/**
 	 * The last insert id for the primary key column that have auto increment or sequence
 	 * @var mixed
 	*/
-    private $insertId            = null;
+    private $insertId = null;
 	
 	/**
 	 * The full SQL query statment after build for each command
 	 * @var string
 	*/
-    private $query               = null;
+    private $query = null;
 	
 	/**
 	 * The error returned for the last query
 	 * @var string
 	*/
-    private $error               = null;
+    private $error = null;
 	
 	/**
 	 * The result returned for the last query
 	 * @var mixed
 	*/
-    private $result              = array();
+    private $result = array();
 	
 	/**
 	 * The prefix used in each database table
 	 * @var string
 	*/
-    private $prefix              = null;
+    private $prefix = null;
 	
 	/**
 	 * The list of SQL valid operators
 	 * @var array
 	*/
-    private $operatorList        = array('=','!=','<','>','<=','>=','<>');
+    private $operatorList = array('=', '!=', '<', '>', '<=', '>=', '<>');
     
 	/**
 	 * The cache default time to live in second. 0 means no need to use the cache feature
 	 * @var int
 	*/
-	private $cacheTtl              = 0;
+	private $cacheTtl = 0;
 	
 	/**
 	 * The cache current time to live. 0 means no need to use the cache feature
 	 * @var int
 	*/
-    private $temporaryCacheTtl   = 0;
+    private $temporaryCacheTtl = 0;
 	
 	/**
 	 * The number of executed query for the current request
 	 * @var int
 	*/
-    private $queryCount          = 0;
+    private $queryCount = 0;
 	
 	/**
 	 * The default data to be used in the statments query INSERT, UPDATE
 	 * @var array
 	*/
-    private $data                = array();
+    private $data = array();
 	
 	/**
 	 * The database configuration
 	 * @var array
 	*/
-    private $config              = array();
+    private $config = array();
 	
 	/**
 	 * The logger instance
 	 * @var Log
 	 */
-    private $logger              = null;
+    private $logger = null;
 
 
     /**
     * The cache instance
     * @var CacheInterface
     */
-    private $cacheInstance       = null;
+    private $cacheInstance = null;
 
      /**
     * The benchmark instance
     * @var Benchmark
     */
-    private $benchmarkInstance   = null;
+    private $benchmarkInstance = null;
 
 
     /**
      * Construct new database
      * @param array $overwriteConfig the config to overwrite with the config set in database.php
      */
-    public function __construct($overwriteConfig = array()){
+    public function __construct($overwriteConfig = array()) {
         //Set Log instance to use
         $this->setLoggerFromParamOrCreateNewInstance(null);
 
@@ -197,23 +197,23 @@ 
      * This is used to connect to database
      * @return bool 
      */
-    public function connect(){
+    public function connect() {
       $config = $this->getDatabaseConfiguration();
-      if (! empty($config)){
-        try{
+      if (!empty($config)) {
+        try {
             $this->pdo = new PDO($this->getDsnFromDriver(), $config['username'], $config['password']);
             $this->pdo->exec("SET NAMES '" . $config['charset'] . "' COLLATE '" . $config['collation'] . "'");
             $this->pdo->exec("SET CHARACTER SET '" . $config['charset'] . "'");
             $this->pdo->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_OBJ);
             return true;
           }
-          catch (PDOException $e){
+          catch (PDOException $e) {
             $this->logger->fatal($e->getMessage());
             show_error('Cannot connect to Database.');
             return false;
           }
       }
-      else{
+      else {
         show_error('Database configuration is not set.');
         return false;
       }
@@ -224,15 +224,15 @@ 
      * @param  string|array $table the table name or array of table list
      * @return object        the current Database instance
      */
-    public function from($table){
-      if (is_array($table)){
+    public function from($table) {
+      if (is_array($table)) {
         $froms = '';
-        foreach($table as $key){
+        foreach ($table as $key) {
           $froms .= $this->prefix . $key . ', ';
         }
         $this->from = rtrim($froms, ', ');
       }
-      else{
+      else {
         $this->from = $this->prefix . $table;
       }
       return $this;
@@ -243,7 +243,7 @@ 
      * @param  string|array $fields the field name or array of field list
      * @return object        the current Database instance
      */
-    public function select($fields){
+    public function select($fields) {
       $select = (is_array($fields) ? implode(', ', $fields) : $fields);
       $this->select = ($this->select == '*' ? $select : $this->select . ', ' . $select);
       return $this;
@@ -254,7 +254,7 @@ 
      * @param  string $field the field name to distinct
      * @return object        the current Database instance
      */
-    public function distinct($field){
+    public function distinct($field) {
       $distinct = ' DISTINCT ' . $field;
       $this->select = ($this->select == '*' ? $distinct : $this->select . ', ' . $distinct);
 
@@ -267,7 +267,7 @@ 
      * @param  string $name  if is not null represent the alias used for this field in the result
      * @return object        the current Database instance
      */
-    public function max($field, $name = null){
+    public function max($field, $name = null) {
       $func = 'MAX(' . $field . ')' . (!is_null($name) ? ' AS ' . $name : '');
       $this->select = ($this->select == '*' ? $func : $this->select . ', ' . $func);
       return $this;
@@ -279,7 +279,7 @@ 
      * @param  string $name  if is not null represent the alias used for this field in the result
      * @return object        the current Database instance
      */
-    public function min($field, $name = null){
+    public function min($field, $name = null) {
       $func = 'MIN(' . $field . ')' . (!is_null($name) ? ' AS ' . $name : '');
       $this->select = ($this->select == '*' ? $func : $this->select . ', ' . $func);
       return $this;
@@ -291,7 +291,7 @@ 
      * @param  string $name  if is not null represent the alias used for this field in the result
      * @return object        the current Database instance
      */
-    public function sum($field, $name = null){
+    public function sum($field, $name = null) {
       $func = 'SUM(' . $field . ')' . (!is_null($name) ? ' AS ' . $name : '');
       $this->select = ($this->select == '*' ? $func : $this->select . ', ' . $func);
       return $this;
@@ -303,7 +303,7 @@ 
      * @param  string $name  if is not null represent the alias used for this field in the result
      * @return object        the current Database instance
      */
-    public function count($field = '*', $name = null){
+    public function count($field = '*', $name = null) {
       $func = 'COUNT(' . $field . ')' . (!is_null($name) ? ' AS ' . $name : '');
       $this->select = ($this->select == '*' ? $func : $this->select . ', ' . $func);
       return $this;
@@ -315,7 +315,7 @@ 
      * @param  string $name  if is not null represent the alias used for this field in the result
      * @return object        the current Database instance
      */
-    public function avg($field, $name = null){
+    public function avg($field, $name = null) {
       $func = 'AVG(' . $field . ')' . (!is_null($name) ? ' AS ' . $name : '');
       $this->select = ($this->select == '*' ? $func : $this->select . ', ' . $func);
       return $this;
@@ -330,16 +330,16 @@ 
      * @param  string $type   the type of join (INNER, LEFT, RIGHT)
      * @return object        the current Database instance
      */
-    public function join($table, $field1 = null, $op = null, $field2 = null, $type = ''){
+    public function join($table, $field1 = null, $op = null, $field2 = null, $type = '') {
       $on = $field1;
       $table = $this->prefix . $table;
-      if (! is_null($op)){
-        $on = (! in_array($op, $this->operatorList) ? $this->prefix . $field1 . ' = ' . $this->prefix . $op : $this->prefix . $field1 . ' ' . $op . ' ' . $this->prefix . $field2);
+      if (!is_null($op)) {
+        $on = (!in_array($op, $this->operatorList) ? $this->prefix . $field1 . ' = ' . $this->prefix . $op : $this->prefix . $field1 . ' ' . $op . ' ' . $this->prefix . $field2);
       }
-      if (empty($this->join)){
+      if (empty($this->join)) {
         $this->join = ' ' . $type . 'JOIN' . ' ' . $table . ' ON ' . $on;
       }
-      else{
+      else {
         $this->join = $this->join . ' ' . $type . 'JOIN' . ' ' . $table . ' ON ' . $on;
       }
       return $this;
@@ -350,7 +350,7 @@ 
      * @see  Database::join()
      * @return object        the current Database instance
      */
-    public function innerJoin($table, $field1, $op = null, $field2 = ''){
+    public function innerJoin($table, $field1, $op = null, $field2 = '') {
       return $this->join($table, $field1, $op, $field2, 'INNER ');
     }
 
@@ -359,7 +359,7 @@ 
      * @see  Database::join()
      * @return object        the current Database instance
      */
-    public function leftJoin($table, $field1, $op = null, $field2 = ''){
+    public function leftJoin($table, $field1, $op = null, $field2 = '') {
       return $this->join($table, $field1, $op, $field2, 'LEFT ');
 	}
 
@@ -368,7 +368,7 @@ 
      * @see  Database::join()
      * @return object        the current Database instance
      */
-    public function rightJoin($table, $field1, $op = null, $field2 = ''){
+    public function rightJoin($table, $field1, $op = null, $field2 = '') {
       return $this->join($table, $field1, $op, $field2, 'RIGHT ');
     }
 
@@ -377,7 +377,7 @@ 
      * @see  Database::join()
      * @return object        the current Database instance
      */
-    public function fullOuterJoin($table, $field1, $op = null, $field2 = ''){
+    public function fullOuterJoin($table, $field1, $op = null, $field2 = '') {
     	return $this->join($table, $field1, $op, $field2, 'FULL OUTER ');
     }
 
@@ -386,7 +386,7 @@ 
      * @see  Database::join()
      * @return object        the current Database instance
      */
-    public function leftOuterJoin($table, $field1, $op = null, $field2 = ''){
+    public function leftOuterJoin($table, $field1, $op = null, $field2 = '') {
       return $this->join($table, $field1, $op, $field2, 'LEFT OUTER ');
     }
 
@@ -395,7 +395,7 @@ 
      * @see  Database::join()
      * @return object        the current Database instance
      */
-    public function rightOuterJoin($table, $field1, $op = null, $field2 = ''){
+    public function rightOuterJoin($table, $field1, $op = null, $field2 = '') {
       return $this->join($table, $field1, $op, $field2, 'RIGHT OUTER ');
     }
 
@@ -405,14 +405,14 @@ 
      * @param  string $andOr the separator type used 'AND', 'OR', etc.
      * @return object        the current Database instance
      */
-    public function whereIsNull($field, $andOr = 'AND'){
-      if (is_array($field)){
-        foreach($field as $f){
+    public function whereIsNull($field, $andOr = 'AND') {
+      if (is_array($field)) {
+        foreach ($field as $f) {
         	$this->whereIsNull($f, $andOr);
         }
       }
-      else{
-           $this->setWhereStr($field.' IS NULL ', $andOr);
+      else {
+           $this->setWhereStr($field . ' IS NULL ', $andOr);
       }
       return $this;
     }
@@ -423,14 +423,14 @@ 
      * @param  string $andOr the separator type used 'AND', 'OR', etc.
      * @return object        the current Database instance
      */
-    public function whereIsNotNull($field, $andOr = 'AND'){
-      if (is_array($field)){
-        foreach($field as $f){
+    public function whereIsNotNull($field, $andOr = 'AND') {
+      if (is_array($field)) {
+        foreach ($field as $f) {
           $this->whereIsNotNull($f, $andOr);
         }
       }
-      else{
-          $this->setWhereStr($field.' IS NOT NULL ', $andOr);
+      else {
+          $this->setWhereStr($field . ' IS NOT NULL ', $andOr);
       }
       return $this;
     }
@@ -445,13 +445,13 @@ 
      * @param  boolean $escape whether to escape or not the $val
      * @return object        the current Database instance
      */
-    public function where($where, $op = null, $val = null, $type = '', $andOr = 'AND', $escape = true){
+    public function where($where, $op = null, $val = null, $type = '', $andOr = 'AND', $escape = true) {
       $whereStr = '';
-      if (is_array($where)){
+      if (is_array($where)) {
         $whereStr = $this->getWhereStrIfIsArray($where, $type, $andOr, $escape);
       }
-      else{
-        if (is_array($op)){
+      else {
+        if (is_array($op)) {
           $whereStr = $this->getWhereStrIfOperatorIsArray($where, $op, $type, $escape);
         } else {
           $whereStr = $this->getWhereStrForOperator($where, $op, $val, $type, $escape = true);
@@ -466,7 +466,7 @@ 
      * @see  Database::where()
      * @return object        the current Database instance
      */
-    public function orWhere($where, $op = null, $val = null, $escape = true){
+    public function orWhere($where, $op = null, $val = null, $escape = true) {
       return $this->where($where, $op, $val, '', 'OR', $escape);
     }
 
@@ -476,7 +476,7 @@ 
      * @see  Database::where()
      * @return object        the current Database instance
      */
-    public function notWhere($where, $op = null, $val = null, $escape = true){
+    public function notWhere($where, $op = null, $val = null, $escape = true) {
       return $this->where($where, $op, $val, 'NOT ', 'AND', $escape);
     }
 
@@ -485,7 +485,7 @@ 
      * @see  Database::where()
      * @return object        the current Database instance
      */
-    public function orNotWhere($where, $op = null, $val = null, $escape = true){
+    public function orNotWhere($where, $op = null, $val = null, $escape = true) {
     	return $this->where($where, $op, $val, 'NOT ', 'OR', $escape);
     }
 
@@ -495,15 +495,15 @@ 
      * @param  string $andOr the multiple conditions separator (AND, OR, etc.)
      * @return object        the current Database instance
      */
-    public function groupStart($type = '', $andOr = ' AND'){
-      if (empty($this->where)){
+    public function groupStart($type = '', $andOr = ' AND') {
+      if (empty($this->where)) {
         $this->where = $type . ' (';
       }
-      else{
-          if (substr($this->where, -1) == '('){
+      else {
+          if (substr($this->where, -1) == '(') {
             $this->where .= $type . ' (';
           }
-          else{
+          else {
           	$this->where .= $andOr . ' ' . $type . ' (';
           }
       }
@@ -515,7 +515,7 @@ 
      * @see  Database::groupStart()
      * @return object        the current Database instance
      */
-    public function notGroupStart(){
+    public function notGroupStart() {
       return $this->groupStart('NOT');
     }
 
@@ -524,7 +524,7 @@ 
      * @see  Database::groupStart()
      * @return object        the current Database instance
      */
-    public function orGroupStart(){
+    public function orGroupStart() {
       return $this->groupStart('', ' OR');
     }
 
@@ -533,7 +533,7 @@ 
      * @see  Database::groupStart()
      * @return object        the current Database instance
      */
-    public function orNotGroupStart(){
+    public function orNotGroupStart() {
       return $this->groupStart('NOT', ' OR');
     }
 
@@ -541,7 +541,7 @@ 
      * Close the parenthesis for the grouped SQL
      * @return object        the current Database instance
      */
-    public function groupEnd(){
+    public function groupEnd() {
       $this->where .= ')';
       return $this;
     }
@@ -555,10 +555,10 @@ 
      * @param  boolean $escape whether to escape or not the values
      * @return object        the current Database instance
      */
-    public function in($field, array $keys, $type = '', $andOr = 'AND', $escape = true){
+    public function in($field, array $keys, $type = '', $andOr = 'AND', $escape = true) {
       $_keys = array();
-      foreach ($keys as $k => $v){
-        if (is_null($v)){
+      foreach ($keys as $k => $v) {
+        if (is_null($v)) {
           $v = '';
         }
         $_keys[] = (is_numeric($v) ? $v : $this->escape($v, $escape));
@@ -574,7 +574,7 @@ 
      * @see  Database::in()
      * @return object        the current Database instance
      */
-    public function notIn($field, array $keys, $escape = true){
+    public function notIn($field, array $keys, $escape = true) {
       return $this->in($field, $keys, 'NOT ', 'AND', $escape);
     }
 
@@ -583,7 +583,7 @@ 
      * @see  Database::in()
      * @return object        the current Database instance
      */
-    public function orIn($field, array $keys, $escape = true){
+    public function orIn($field, array $keys, $escape = true) {
       return $this->in($field, $keys, '', 'OR', $escape);
     }
 
@@ -592,7 +592,7 @@ 
      * @see  Database::in()
      * @return object        the current Database instance
      */
-    public function orNotIn($field, array $keys, $escape = true){
+    public function orNotIn($field, array $keys, $escape = true) {
       return $this->in($field, $keys, 'NOT ', 'OR', $escape);
     }
 
@@ -606,11 +606,11 @@ 
      * @param  boolean $escape whether to escape or not the values
      * @return object        the current Database instance
      */
-    public function between($field, $value1, $value2, $type = '', $andOr = 'AND', $escape = true){
-      if (is_null($value1)){
+    public function between($field, $value1, $value2, $type = '', $andOr = 'AND', $escape = true) {
+      if (is_null($value1)) {
         $value1 = '';
       }
-      if (is_null($value2)){
+      if (is_null($value2)) {
         $value2 = '';
       }
       $whereStr = $field . ' ' . $type . ' BETWEEN ' . $this->escape($value1, $escape) . ' AND ' . $this->escape($value2, $escape);
@@ -623,7 +623,7 @@ 
      * @see  Database::between()
      * @return object        the current Database instance
      */
-    public function notBetween($field, $value1, $value2, $escape = true){
+    public function notBetween($field, $value1, $value2, $escape = true) {
       return $this->between($field, $value1, $value2, 'NOT ', 'AND', $escape);
     }
 
@@ -632,7 +632,7 @@ 
      * @see  Database::between()
      * @return object        the current Database instance
      */
-    public function orBetween($field, $value1, $value2, $escape = true){
+    public function orBetween($field, $value1, $value2, $escape = true) {
       return $this->between($field, $value1, $value2, '', 'OR', $escape);
     }
 
@@ -641,7 +641,7 @@ 
      * @see  Database::between()
      * @return object        the current Database instance
      */
-    public function orNotBetween($field, $value1, $value2, $escape = true){
+    public function orNotBetween($field, $value1, $value2, $escape = true) {
       return $this->between($field, $value1, $value2, 'NOT ', 'OR', $escape);
     }
 
@@ -654,8 +654,8 @@ 
      * @param  boolean $escape whether to escape or not the values
      * @return object        the current Database instance
      */
-    public function like($field, $data, $type = '', $andOr = 'AND', $escape = true){
-      if (empty($data)){
+    public function like($field, $data, $type = '', $andOr = 'AND', $escape = true) {
+      if (empty($data)) {
         $data = '';
       }
       $this->setWhereStr($field . ' ' . $type . ' LIKE ' . ($this->escape($data, $escape)), $andOr);
@@ -667,7 +667,7 @@ 
      * @see  Database::like()
      * @return object        the current Database instance
      */
-    public function orLike($field, $data, $escape = true){
+    public function orLike($field, $data, $escape = true) {
       return $this->like($field, $data, '', 'OR', $escape);
     }
 
@@ -676,7 +676,7 @@ 
      * @see  Database::like()
      * @return object        the current Database instance
      */
-    public function notLike($field, $data, $escape = true){
+    public function notLike($field, $data, $escape = true) {
       return $this->like($field, $data, 'NOT ', 'AND', $escape);
     }
 
@@ -685,7 +685,7 @@ 
      * @see  Database::like()
      * @return object        the current Database instance
      */
-    public function orNotLike($field, $data, $escape = true){
+    public function orNotLike($field, $data, $escape = true) {
       return $this->like($field, $data, 'NOT ', 'OR', $escape);
     }
 
@@ -696,14 +696,14 @@ 
      * @param  int $limitEnd the limit count
      * @return object        the current Database instance
      */
-    public function limit($limit, $limitEnd = null){
-      if (empty($limit)){
+    public function limit($limit, $limitEnd = null) {
+      if (empty($limit)) {
         return;
       }
-      if (! is_null($limitEnd)){
+      if (!is_null($limitEnd)) {
         $this->limit = $limit . ', ' . $limitEnd;
       }
-      else{
+      else {
         $this->limit = $limit;
       }
       return $this;
@@ -715,11 +715,11 @@ 
      * @param  string $orderDir the order direction (ASC or DESC)
      * @return object        the current Database instance
      */
-    public function orderBy($orderBy, $orderDir = ' ASC'){
-        if (stristr($orderBy, ' ') || $orderBy == 'rand()'){
+    public function orderBy($orderBy, $orderDir = ' ASC') {
+        if (stristr($orderBy, ' ') || $orderBy == 'rand()') {
           $this->orderBy = empty($this->orderBy) ? $orderBy : $this->orderBy . ', ' . $orderBy;
         }
-        else{
+        else {
           $this->orderBy = empty($this->orderBy) ? ($orderBy . ' ' 
                             . strtoupper($orderDir)) : $this->orderBy 
                             . ', ' . $orderBy . ' ' . strtoupper($orderDir);
@@ -732,11 +732,11 @@ 
      * @param  string|array $field the field name used or array of field list
      * @return object        the current Database instance
      */
-    public function groupBy($field){
-      if (is_array($field)){
+    public function groupBy($field) {
+      if (is_array($field)) {
         $this->groupBy = implode(', ', $field);
       }
-      else{
+      else {
         $this->groupBy = $field;
       }
       return $this;
@@ -750,13 +750,13 @@ 
      * @param  boolean $escape whether to escape or not the values
      * @return object        the current Database instance
      */
-    public function having($field, $op = null, $val = null, $escape = true){
-      if (is_array($op)){
+    public function having($field, $op = null, $val = null, $escape = true) {
+      if (is_array($op)) {
         $x = explode('?', $field);
         $w = '';
-        foreach($x as $k => $v){
-  	      if (!empty($v)){
-            if (! isset($op[$k])){
+        foreach ($x as $k => $v) {
+  	      if (!empty($v)) {
+            if (!isset($op[$k])) {
               $op[$k] = '';
             }
   	      	$w .= $v . (isset($op[$k]) ? $this->escape($op[$k], $escape) : '');
@@ -764,14 +764,14 @@ 
       	}
         $this->having = $w;
       }
-      else if (! in_array($op, $this->operatorList)){
-        if (is_null($op)){
+      else if (!in_array($op, $this->operatorList)) {
+        if (is_null($op)) {
           $op = '';
         }
         $this->having = $field . ' > ' . ($this->escape($op, $escape));
       }
-      else{
-        if (is_null($val)){
+      else {
+        if (is_null($val)) {
           $val = '';
         }
         $this->having = $field . ' ' . $op . ' ' . ($this->escape($val, $escape));
@@ -783,7 +783,7 @@ 
      * Return the number of rows returned by the current query
      * @return int
      */
-    public function numRows(){
+    public function numRows() {
       return $this->numRows;
     }
 
@@ -791,15 +791,15 @@ 
      * Return the last insert id value
      * @return mixed
      */
-    public function insertId(){
+    public function insertId() {
       return $this->insertId;
     }
 
     /**
      * Show an error got from the current query (SQL command synthax error, database driver returned error, etc.)
      */
-    public function error(){
-  		if ($this->error){
+    public function error() {
+  		if ($this->error) {
   			show_error('Query: "' . $this->query . '" Error: ' . $this->error, 'Database Error');
   		}
     }
@@ -810,14 +810,14 @@ 
      * If is string will determine the result type "array" or "object"
      * @return mixed       the query SQL string or the record result
      */
-    public function get($returnSQLQueryOrResultType = false){
+    public function get($returnSQLQueryOrResultType = false) {
       $this->limit = 1;
       $query = $this->getAll(true);
-      if ($returnSQLQueryOrResultType === true){
+      if ($returnSQLQueryOrResultType === true) {
         return $query;
       }
-      else{
-        return $this->query( $query, false, (($returnSQLQueryOrResultType == 'array') ? true : false) );
+      else {
+        return $this->query($query, false, (($returnSQLQueryOrResultType == 'array') ? true : false));
       }
     }
 
@@ -827,33 +827,33 @@ 
      * If is string will determine the result type "array" or "object"
      * @return mixed       the query SQL string or the record result
      */
-    public function getAll($returnSQLQueryOrResultType = false){
+    public function getAll($returnSQLQueryOrResultType = false) {
       $query = 'SELECT ' . $this->select . ' FROM ' . $this->from;
-      if (! empty($this->join)){
+      if (!empty($this->join)) {
         $query .= $this->join;
       }
 	  
-      if (! empty($this->where)){
+      if (!empty($this->where)) {
         $query .= ' WHERE ' . $this->where;
       }
 
-      if (! empty($this->groupBy)){
+      if (!empty($this->groupBy)) {
         $query .= ' GROUP BY ' . $this->groupBy;
       }
 
-      if (! empty($this->having)){
+      if (!empty($this->having)) {
         $query .= ' HAVING ' . $this->having;
       }
 
-      if (! empty($this->orderBy)){
+      if (!empty($this->orderBy)) {
           $query .= ' ORDER BY ' . $this->orderBy;
       }
 
-      if (! empty($this->limit)){
+      if (!empty($this->limit)) {
       	$query .= ' LIMIT ' . $this->limit;
       }
 	  
-	   if ($returnSQLQueryOrResultType === true){
+	   if ($returnSQLQueryOrResultType === true) {
       	return $query;
       }
     	return $this->query($query, true, $returnSQLQueryOrResultType == 'array');
@@ -865,8 +865,8 @@ 
      * @param  boolean $escape  whether to escape or not the values
      * @return mixed          the insert id of the new record or null
      */
-    public function insert($data = array(), $escape = true){
-      if (empty($data) && $this->getData()){
+    public function insert($data = array(), $escape = true) {
+      if (empty($data) && $this->getData()) {
         //as when using $this->setData() the data already escaped
         $escape = false;
         $data = $this->getData();
@@ -879,7 +879,7 @@ 
       $query = 'INSERT INTO ' . $this->from . ' (' . $column . ') VALUES (' . $val . ')';
       $query = $this->query($query);
 
-      if ($query){
+      if ($query) {
         $this->insertId = $this->pdo->lastInsertId();
         return $this->insertId();
       }
@@ -892,27 +892,27 @@ 
      * @param  boolean $escape  whether to escape or not the values
      * @return mixed          the update status
      */
-    public function update($data = array(), $escape = true){
+    public function update($data = array(), $escape = true) {
       $query = 'UPDATE ' . $this->from . ' SET ';
       $values = array();
-      if (empty($data) && $this->getData()){
+      if (empty($data) && $this->getData()) {
         //as when using $this->setData() the data already escaped
         $escape = false;
         $data = $this->getData();
       }
-      foreach ($data as $column => $val){
+      foreach ($data as $column => $val) {
         $values[] = $column . ' = ' . ($this->escape($val, $escape));
       }
       $query .= implode(', ', $values);
-      if (! empty($this->where)){
+      if (!empty($this->where)) {
         $query .= ' WHERE ' . $this->where;
       }
 
-      if (! empty($this->orderBy)){
+      if (!empty($this->orderBy)) {
         $query .= ' ORDER BY ' . $this->orderBy;
       }
 
-      if (! empty($this->limit)){
+      if (!empty($this->limit)) {
         $query .= ' LIMIT ' . $this->limit;
       }
       return $this->query($query);
@@ -922,22 +922,22 @@ 
      * Delete the record in database
      * @return mixed the delete status
      */
-    public function delete(){
+    public function delete() {
     	$query = 'DELETE FROM ' . $this->from;
 
-    	if (! empty($this->where)){
+    	if (!empty($this->where)) {
     		$query .= ' WHERE ' . $this->where;
       	}
 
-    	if (! empty($this->orderBy)){
+    	if (!empty($this->orderBy)) {
     	  $query .= ' ORDER BY ' . $this->orderBy;
       	}
 
-    	if (! empty($this->limit)){
+    	if (!empty($this->limit)) {
     		$query .= ' LIMIT ' . $this->limit;
       	}
 
-    	if ($query == 'DELETE FROM ' . $this->from && $this->config['driver'] != 'sqlite'){  
+    	if ($query == 'DELETE FROM ' . $this->from && $this->config['driver'] != 'sqlite') {  
     		$query = 'TRUNCATE TABLE ' . $this->from;
       }
     	return $this->query($query);
@@ -948,8 +948,8 @@ 
      * @param integer $ttl the cache time to live in second
      * @return object        the current Database instance
      */
-    public function setCache($ttl = 0){
-      if ($ttl > 0){
+    public function setCache($ttl = 0) {
+      if ($ttl > 0) {
         $this->cacheTtl = $ttl;
 		    $this->temporaryCacheTtl = $ttl;
       }
@@ -961,8 +961,8 @@ 
 	 * @param  integer $ttl the cache time to live in second
 	 * @return object        the current Database instance
 	 */
-	public function cached($ttl = 0){
-      if ($ttl > 0){
+	public function cached($ttl = 0) {
+      if ($ttl > 0) {
         $this->temporaryCacheTtl = $ttl;
       }
 	  return $this;
@@ -974,9 +974,9 @@ 
      * @param boolean $escaped whether we can do escape of not 
      * @return mixed       the data after escaped or the same data if not
      */
-    public function escape($data, $escaped = true){
-      if ($escaped){
-        if (! $this->pdo){
+    public function escape($data, $escaped = true) {
+      if ($escaped) {
+        if (!$this->pdo) {
           $this->connect();
         }
         return $this->pdo->quote(trim($data)); 
@@ -988,7 +988,7 @@ 
      * Return the number query executed count for the current request
      * @return int
      */
-    public function queryCount(){
+    public function queryCount() {
       return $this->queryCount;
     }
 
@@ -996,7 +996,7 @@ 
      * Return the current query SQL string
      * @return string
      */
-    public function getQuery(){
+    public function getQuery() {
       return $this->query;
     }
 
@@ -1004,7 +1004,7 @@ 
      * Return the application database name
      * @return string
      */
-    public function getDatabaseName(){
+    public function getDatabaseName() {
       return $this->databaseName;
     }
 
@@ -1012,7 +1012,7 @@ 
      * Return the database configuration
      * @return array
      */
-    public  function getDatabaseConfiguration(){
+    public  function getDatabaseConfiguration() {
       return $this->config;
     }
 
@@ -1020,7 +1020,7 @@ 
      * set the database configuration
      * @param array $config the configuration
      */
-    public function setDatabaseConfiguration(array $config){
+    public function setDatabaseConfiguration(array $config) {
       $this->config = array_merge($this->config, $config);
       $this->prefix = $this->config['prefix'];
       $this->databaseName = $this->config['database'];
@@ -1032,7 +1032,7 @@ 
      * Return the PDO instance
      * @return PDO
      */
-    public function getPdo(){
+    public function getPdo() {
       return $this->pdo;
     }
 
@@ -1040,7 +1040,7 @@ 
      * Set the PDO instance
      * @param PDO $pdo the pdo object
      */
-    public function setPdo(PDO $pdo){
+    public function setPdo(PDO $pdo) {
       $this->pdo = $pdo;
       return $this;
     }
@@ -1050,7 +1050,7 @@ 
      * Return the Log instance
      * @return Log
      */
-    public function getLogger(){
+    public function getLogger() {
       return $this->logger;
     }
 
@@ -1058,7 +1058,7 @@ 
      * Set the log instance
      * @param Log $logger the log object
      */
-    public function setLogger($logger){
+    public function setLogger($logger) {
       $this->logger = $logger;
       return $this;
     }
@@ -1067,7 +1067,7 @@ 
      * Return the cache instance
      * @return CacheInterface
      */
-    public function getCacheInstance(){
+    public function getCacheInstance() {
       return $this->cacheInstance;
     }
 
@@ -1075,7 +1075,7 @@ 
      * Set the cache instance
      * @param CacheInterface $cache the cache object
      */
-    public function setCacheInstance($cache){
+    public function setCacheInstance($cache) {
       $this->cacheInstance = $cache;
       return $this;
     }
@@ -1084,7 +1084,7 @@ 
      * Return the benchmark instance
      * @return Benchmark
      */
-    public function getBenchmark(){
+    public function getBenchmark() {
       return $this->benchmarkInstance;
     }
 
@@ -1092,7 +1092,7 @@ 
      * Set the benchmark instance
      * @param Benchmark $cache the cache object
      */
-    public function setBenchmark($benchmark){
+    public function setBenchmark($benchmark) {
       $this->benchmarkInstance = $benchmark;
       return $this;
     }
@@ -1101,7 +1101,7 @@ 
      * Return the data to be used for insert, update, etc.
      * @return array
      */
-    public function getData(){
+    public function getData() {
       return $this->data;
     }
 
@@ -1112,7 +1112,7 @@ 
      * @param boolean $escape whether to escape or not the $value
      * @return object        the current Database instance
      */
-    public function setData($key, $value, $escape = true){
+    public function setData($key, $value, $escape = true) {
       $this->data[$key] = $this->escape($value, $escape);
       return $this;
     }
@@ -1125,14 +1125,14 @@ 
      * @param  boolean $array return the result as array
      * @return mixed         the query result
      */
-    public function query($query, $all = true, $array = false){
+    public function query($query, $all = true, $array = false) {
       $this->reset();
       $query = $this->transformPreparedQuery($query, $all);
       $this->query = preg_replace('/\s\s+|\t\t+/', ' ', trim($query));
       
       $isSqlSELECTQuery = stristr($this->query, 'SELECT');
 
-      $this->logger->info('Execute SQL query ['.$this->query.'], return type: ' . ($array?'ARRAY':'OBJECT') .', return as list: ' . (is_bool($all) && $all ? 'YES':'NO'));
+      $this->logger->info('Execute SQL query [' . $this->query . '], return type: ' . ($array ? 'ARRAY' : 'OBJECT') . ', return as list: ' . (is_bool($all) && $all ? 'YES' : 'NO'));
       //cache expire time
       $cacheExpire = $this->temporaryCacheTtl;
       
@@ -1148,15 +1148,15 @@ 
       //if can use cache feature for this query
       $dbCacheStatus = $cacheEnable && $cacheExpire > 0;
     
-      if ($dbCacheStatus && $isSqlSELECTQuery){
+      if ($dbCacheStatus && $isSqlSELECTQuery) {
           $this->logger->info('The cache is enabled for this query, try to get result from cache'); 
           $cacheContent = $this->getCacheContentForQuery($query, $all, $array);  
       }
       
-      if ( !$cacheContent){
+      if (!$cacheContent) {
         $sqlQuery = $this->runSqlQuery($query, $all, $array);
-        if (is_object($sqlQuery)){
-          if ($isSqlSELECTQuery){
+        if (is_object($sqlQuery)) {
+          if ($isSqlSELECTQuery) {
             $this->setQueryResultForSelect($sqlQuery, $all, $array);
             $this->setCacheContentForQuery(
                                             $this->query, 
@@ -1166,20 +1166,20 @@ 
                                             $this->temporaryCacheTtl
                                           );
           }
-          else{
+          else {
               $this->setQueryResultForNonSelect($sqlQuery);
-              if (! $this->result){
+              if (!$this->result) {
                 $this->setQueryError();
               }
           }
         }
-      } else if ($isSqlSELECTQuery){
-          $this->logger->info('The result for query [' .$this->query. '] already cached use it');
+      } else if ($isSqlSELECTQuery) {
+          $this->logger->info('The result for query [' . $this->query . '] already cached use it');
           $this->result = $cacheContent;
           $this->numRows = count($this->result);
       }
       $this->queryCount++;
-      if (! $this->result){
+      if (!$this->result) {
         $this->logger->info('No result where found for the query [' . $query . ']');
       }
       return $this->result;
@@ -1190,12 +1190,12 @@ 
      * Set the Log instance using argument or create new instance
      * @param object $logger the Log instance if not null
      */
-    protected function setLoggerFromParamOrCreateNewInstance(Log $logger = null){
-      if ($logger !== null){
+    protected function setLoggerFromParamOrCreateNewInstance(Log $logger = null) {
+      if ($logger !== null) {
         $this->logger = $logger;
       }
-      else{
-          $this->logger =& class_loader('Log', 'classes');
+      else {
+          $this->logger = & class_loader('Log', 'classes');
           $this->logger->setLogger('Library::Database');
       }
     }
@@ -1204,14 +1204,14 @@ 
     * Setting the database configuration using the configuration file
     * @param array $overwriteConfig the additional configuration to overwrite with the existing one
     */
-    protected function setDatabaseConfigurationFromConfigFile(array $overwriteConfig = array()){
+    protected function setDatabaseConfigurationFromConfigFile(array $overwriteConfig = array()) {
         $db = array();
-        if (file_exists(CONFIG_PATH . 'database.php')){
+        if (file_exists(CONFIG_PATH . 'database.php')) {
             //here don't use require_once because somewhere user can create database instance directly
             require CONFIG_PATH . 'database.php';
         }
           
-        if (! empty($overwriteConfig)){
+        if (!empty($overwriteConfig)) {
           $db = array_merge($db, $overwriteConfig);
         }
         $config = array(
@@ -1233,9 +1233,9 @@ 
      * This method is used to get the PDO DSN string using th configured driver
      * @return string the DSN string
      */
-    protected function getDsnFromDriver(){
+    protected function getDsnFromDriver() {
       $config = $this->getDatabaseConfiguration();
-      if (! empty($config)){
+      if (!empty($config)) {
             $driverDsnMap = array(
                                     'mysql' => 'mysql:host=' . $config['hostname'] . ';' 
                                                 . (($config['port']) != '' ? 'port=' . $config['port'] . ';' : '') 
@@ -1257,10 +1257,10 @@ 
      * Set the database server port configuration using the current hostname like localhost:3309 
      * @return void
      */
-    protected function setPortConfigurationFromHostname(){
-      if (strstr($this->config['hostname'], ':')){
+    protected function setPortConfigurationFromHostname() {
+      if (strstr($this->config['hostname'], ':')) {
         $p = explode(':', $this->config['hostname']);
-        if (count($p) >= 2){
+        if (count($p) >= 2) {
           $this->setDatabaseConfiguration(array(
             'hostname' => $p[0],
             'port' => $p[1]
@@ -1275,15 +1275,15 @@ 
      *
      * @return string
      */
-    protected function getWhereStrIfIsArray(array $where, $type = '', $andOr = 'AND', $escape = true){
+    protected function getWhereStrIfIsArray(array $where, $type = '', $andOr = 'AND', $escape = true) {
         $_where = array();
-        foreach ($where as $column => $data){
-          if (is_null($data)){
+        foreach ($where as $column => $data) {
+          if (is_null($data)) {
             $data = '';
           }
           $_where[] = $type . $column . ' = ' . ($this->escape($data, $escape));
         }
-        $where = implode(' '.$andOr.' ', $_where);
+        $where = implode(' ' . $andOr . ' ', $_where);
         return $where;
     }
 
@@ -1293,12 +1293,12 @@ 
      *
      * @return string
      */
-    protected function getWhereStrIfOperatorIsArray($where, array $op, $type = '', $escape = true){
+    protected function getWhereStrIfOperatorIsArray($where, array $op, $type = '', $escape = true) {
        $x = explode('?', $where);
        $w = '';
-        foreach($x as $k => $v){
-          if (! empty($v)){
-              if (isset($op[$k]) && is_null($op[$k])){
+        foreach ($x as $k => $v) {
+          if (!empty($v)) {
+              if (isset($op[$k]) && is_null($op[$k])) {
                 $op[$k] = '';
               }
               $w .= $type . $v . (isset($op[$k]) ? ($this->escape($op[$k], $escape)) : '');
@@ -1313,16 +1313,16 @@ 
      *
      * @return string
      */
-    protected function getWhereStrForOperator($where, $op = null, $val = null, $type = '', $escape = true){
+    protected function getWhereStrForOperator($where, $op = null, $val = null, $type = '', $escape = true) {
        $w = '';
-       if (! in_array((string)$op, $this->operatorList)){
-          if (is_null($op)){
+       if (!in_array((string) $op, $this->operatorList)) {
+          if (is_null($op)) {
             $op = '';
           }
           $w = $type . $where . ' = ' . ($this->escape($op, $escape));
         }
-        else{
-          if (is_null($val)){
+        else {
+          if (is_null($val)) {
             $val = '';
           }
           $w = $type . $where . $op . ($this->escape($val, $escape));
@@ -1335,16 +1335,16 @@ 
        * @param string $whereStr the WHERE clause string
        * @param  string  $andOr the separator type used 'AND', 'OR', etc.
        */
-      protected function setWhereStr($whereStr, $andOr = 'AND'){
-        if (empty($this->where)){
+      protected function setWhereStr($whereStr, $andOr = 'AND') {
+        if (empty($this->where)) {
           $this->where = $whereStr;
         }
-        else{
-          if (substr($this->where, -1) == '('){
+        else {
+          if (substr($this->where, -1) == '(') {
             $this->where = $this->where . ' ' . $whereStr;
           }
-          else{
-            $this->where = $this->where . ' '.$andOr.' ' . $whereStr;
+          else {
+            $this->where = $this->where . ' ' . $andOr . ' ' . $whereStr;
           }
         }
       }
@@ -1355,12 +1355,12 @@ 
      *
      * @return string
      */
-    protected function transformPreparedQuery($query, $data){
-      if (is_array($data)){
+    protected function transformPreparedQuery($query, $data) {
+      if (is_array($data)) {
         $x = explode('?', $query);
         $q = '';
-        foreach($x as $k => $v){
-          if (! empty($v)){
+        foreach ($x as $k => $v) {
+          if (!empty($v)) {
             $q .= $v . (isset($data[$k]) ? $this->escape($data[$k]) : '');
           }
         }
@@ -1375,8 +1375,8 @@ 
      * 
      *  @return string
      */
-    protected function getCacheBenchmarkKeyForQuery($query, $all, $array){
-      if (is_array($all)){
+    protected function getCacheBenchmarkKeyForQuery($query, $all, $array) {
+      if (is_array($all)) {
         $all = 'array';
       }
       return md5($query . $all . $array);
@@ -1388,9 +1388,9 @@ 
      *      
      * @return mixed
      */
-    protected function getCacheContentForQuery($query, $all, $array){
+    protected function getCacheContentForQuery($query, $all, $array) {
         $cacheKey = $this->getCacheBenchmarkKeyForQuery($query, $all, $array);
-        if (is_object($this->cacheInstance)){
+        if (is_object($this->cacheInstance)) {
           return $this->cacheInstance->get($cacheKey);
         }
         $instance = & get_instance()->cache;
@@ -1406,9 +1406,9 @@ 
      * @param boolean $status whether can save the query result into cache
      * @param int $expire the cache TTL
      */
-     protected function setCacheContentForQuery($query, $key, $result, $status, $expire){
-        if ($status){
-            $this->logger->info('Save the result for query [' .$query. '] into cache for future use');
+     protected function setCacheContentForQuery($query, $key, $result, $status, $expire) {
+        if ($status) {
+            $this->logger->info('Save the result for query [' . $query . '] into cache for future use');
             $this->getCacheInstance()->set($key, $result, $expire);
         }
      }
@@ -1417,19 +1417,19 @@ 
      * Set the result for SELECT query using PDOStatment
      * @see Database::query
      */
-    protected function setQueryResultForSelect($pdoStatment, $all, $array){
+    protected function setQueryResultForSelect($pdoStatment, $all, $array) {
       //if need return all result like list of record
-      if (is_bool($all) && $all){
+      if (is_bool($all) && $all) {
           $this->result = ($array === false) ? $pdoStatment->fetchAll(PDO::FETCH_OBJ) : $pdoStatment->fetchAll(PDO::FETCH_ASSOC);
       }
-      else{
+      else {
           $this->result = ($array === false) ? $pdoStatment->fetch(PDO::FETCH_OBJ) : $pdoStatment->fetch(PDO::FETCH_ASSOC);
       }
       //Sqlite and pgsql always return 0 when using rowCount()
-      if (in_array($this->config['driver'], array('sqlite', 'pgsql'))){
+      if (in_array($this->config['driver'], array('sqlite', 'pgsql'))) {
         $this->numRows = count($this->result);  
       }
-      else{
+      else {
         $this->numRows = $pdoStatment->rowCount(); 
       }
     }
@@ -1438,13 +1438,13 @@ 
      * Set the result for other command than SELECT query using PDOStatment
      * @see Database::query
      */
-    protected function setQueryResultForNonSelect($pdoStatment){
+    protected function setQueryResultForNonSelect($pdoStatment) {
       //Sqlite and pgsql always return 0 when using rowCount()
-      if (in_array($this->config['driver'], array('sqlite', 'pgsql'))){
+      if (in_array($this->config['driver'], array('sqlite', 'pgsql'))) {
         $this->result = 1; //to test the result for the query like UPDATE, INSERT, DELETE
         $this->numRows = 1;  
       }
-      else{
+      else {
           $this->result = $pdoStatment->rowCount() >= 0; //to test the result for the query like UPDATE, INSERT, DELETE
           $this->numRows = $pdoStatment->rowCount(); 
       }
@@ -1453,7 +1453,7 @@ 
     /**
      * Set error for database query execution
      */
-    protected function setQueryError(){
+    protected function setQueryError() {
       $error = $this->pdo->errorInfo();
       $this->error = isset($error[2]) ? $error[2] : '';
       $this->logger->error('The database query execution got error: ' . stringfy_vars($error));
@@ -1466,16 +1466,16 @@ 
      * 
      * @return object|void
      */
-    protected function runSqlQuery($query, $all, $array){
+    protected function runSqlQuery($query, $all, $array) {
        //for database query execution time
         $benchmarkMarkerKey = $this->getCacheBenchmarkKeyForQuery($query, $all, $array);
         $benchmarkInstance = $this->getBenchmark();
-        if (! is_object($benchmarkInstance)){
+        if (!is_object($benchmarkInstance)) {
           $obj = & get_instance();
           $benchmarkInstance = $obj->benchmark; 
           $this->setBenchmark($benchmarkInstance);
         }
-        if (! $this->pdo){
+        if (!$this->pdo) {
             $this->connect();
         }
         
@@ -1486,10 +1486,10 @@ 
         //get response time for this query
         $responseTime = $benchmarkInstance->elapsedTime('DATABASE_QUERY_START(' . $benchmarkMarkerKey . ')', 'DATABASE_QUERY_END(' . $benchmarkMarkerKey . ')');
         //TODO use the configuration value for the high response time currently is 1 second
-        if ($responseTime >= 1 ){
-            $this->logger->warning('High response time while processing database query [' .$query. ']. The response time is [' .$responseTime. '] sec.');
+        if ($responseTime >= 1) {
+            $this->logger->warning('High response time while processing database query [' . $query . ']. The response time is [' . $responseTime . '] sec.');
         }
-        if ($sqlQuery){
+        if ($sqlQuery) {
           return $sqlQuery;
         }
         $this->setQueryError();
@@ -1498,7 +1498,7 @@ 
     /**
      * Reset the database class attributs to the initail values before each query.
      */
-    private function reset(){
+    private function reset() {
       $this->select   = '*';
       $this->from     = null;
       $this->where    = null;
@@ -1518,7 +1518,7 @@ 
     /**
      * The class destructor
      */
-    public function __destruct(){
+    public function __destruct() {
       $this->pdo = null;
   }