@@ -37,17 +37,17 @@ class Select extends Statement {
3737 * @return $this
3838 */
3939 public function field ($ expression , $ alias = null ) {
40- if (is_object ($ expression )) {
40+ if (is_object ($ expression )) {
4141 $ expression = (string ) $ expression ;
4242 $ expression = trim ($ expression );
4343 $ expression = rtrim ($ expression , '; ' );
4444 $ expression = trim ($ expression );
4545 $ lines = explode ("\n" , $ expression );
46- $ lines = array_map (function ($ line ) { return "\t\t{$ line }" ; }, $ lines );
46+ $ lines = array_map (function ($ line ) { return "\t\t{$ line }" ; }, $ lines );
4747 $ expression = join ("\n" , $ lines );
4848 $ expression = sprintf ("( \n%s \n\t) " , $ expression );
4949 }
50- if ($ alias === null ) {
50+ if ($ alias === null ) {
5151 $ this ->fields [] = $ expression ;
5252 } else {
5353 $ this ->fields [$ alias ] = $ expression ;
@@ -60,7 +60,7 @@ public function field($expression, $alias = null) {
6060 * @return $this
6161 */
6262 public function fields (array $ fields ) {
63- foreach ($ fields as $ alias => $ expression ) {
63+ foreach ($ fields as $ alias => $ expression ) {
6464 $ this ->field ($ expression , $ alias );
6565 }
6666 return $ this ;
@@ -95,7 +95,7 @@ public function getCalcFoundRows() {
9595 * @return $this
9696 */
9797 public function setCalcFoundRows ($ calcFoundRows = true ) {
98- if (ini_get ("mysql.trace_mode " )) {
98+ if (ini_get ("mysql.trace_mode " )) {
9999 throw new \Exception ('This function cant operate with mysql.trace_mode is set. ' );
100100 }
101101 $ this ->calcFoundRows = $ calcFoundRows ;
@@ -117,12 +117,12 @@ public function from($alias, $tableName = null) {
117117 */
118118 public function __toString () {
119119 $ query = "SELECT " ;
120- if ($ this ->calcFoundRows ) {
120+ if ($ this ->calcFoundRows ) {
121121 $ query .= " SQL_CALC_FOUND_ROWS " ;
122122 }
123123 $ query .= "\n" ;
124124 $ query = $ this ->buildFields ($ query );
125- if (count ($ this ->getTables ())) {
125+ if (count ($ this ->getTables ())) {
126126 $ query .= "FROM \n" ;
127127 }
128128 $ query = $ this ->buildTables ($ query );
@@ -144,9 +144,9 @@ public function __toString() {
144144 */
145145 private function buildFields ($ query ) {
146146 $ fields = array ();
147- if (count ($ this ->fields )) {
148- foreach ($ this ->fields as $ alias => $ expression ) {
149- if (is_numeric ($ alias )) {
147+ if (count ($ this ->fields )) {
148+ foreach ($ this ->fields as $ alias => $ expression ) {
149+ if (is_numeric ($ alias )) {
150150 $ fields [] = "\t{$ expression }" ;
151151 } else {
152152 $ fields [] = "\t{$ expression } AS ` {$ alias }` " ;
@@ -163,7 +163,7 @@ private function buildFields($query) {
163163 * @return string
164164 */
165165 private function buildForUpdate ($ query ) {
166- if ($ this ->forUpdate ) {
166+ if ($ this ->forUpdate ) {
167167 $ query .= "FOR UPDATE \n" ;
168168 }
169169 return $ query ;
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