Ysurac / FlightAirMap

install/class.update_schema.php

Indentation +622 added lines, -622 removed lines

@@ -8,18 +8,18 @@ 
 class update_schema {
 
 	public static function update_schedule() {
-	    $Connection = new Connection();
-	    $Schedule = new Schedule();
-	    $query = "SELECT * FROM schedule";
-            try {
-            	$sth = $Connection->db->prepare($query);
+		$Connection = new Connection();
+		$Schedule = new Schedule();
+		$query = "SELECT * FROM schedule";
+			try {
+				$sth = $Connection->db->prepare($query);
 		$sth->execute();
-    	    } catch(PDOException $e) {
+			} catch(PDOException $e) {
 		return "error : ".$e->getMessage()."\n";
-    	    }
-    	    while ($row = $sth->fetch(PDO::FETCH_ASSOC)) {
-    		$Schedule->addSchedule($row['ident'],$row['departure_airport_icao'],$row['departure_airport_time'],$row['arrival_airport_icao'],$row['arrival_airport_time']);
-    	    }
+			}
+			while ($row = $sth->fetch(PDO::FETCH_ASSOC)) {
+			$Schedule->addSchedule($row['ident'],$row['departure_airport_icao'],$row['departure_airport_time'],$row['arrival_airport_icao'],$row['arrival_airport_time']);
+			}
 	
 	}
 /*
@@ -43,198 +43,198 @@ 
     	}
 */	
 	private static function update_from_1() {
-    		$Connection = new Connection();
-    		// Add new column to routes table
-    		//$query = "ALTER TABLE `routes` ADD `FromAirport_Time` VARCHAR(10),`ToAirport_Time` VARCHAR(10),`Source` VARCHAR(255),`date_added` DATETIME DEFAULT CURRENT TIMESTAMP,`date_modified` DATETIME,`date_lastseen` DATETIME";
+			$Connection = new Connection();
+			// Add new column to routes table
+			//$query = "ALTER TABLE `routes` ADD `FromAirport_Time` VARCHAR(10),`ToAirport_Time` VARCHAR(10),`Source` VARCHAR(255),`date_added` DATETIME DEFAULT CURRENT TIMESTAMP,`date_modified` DATETIME,`date_lastseen` DATETIME";
 		$query = "ALTER TABLE `routes` ADD `FromAirport_Time` VARCHAR(10) NULL , ADD `ToAirport_Time` VARCHAR(10) NULL , ADD `Source` VARCHAR(255) NULL, ADD `date_added` timestamp DEFAULT CURRENT_TIMESTAMP, ADD `date_modified` timestamp NULL, ADD `date_lastseen` timestamp NULL";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add new columns to routes table) : ".$e->getMessage()."\n";
-    		}
-    		// Copy schedules data to routes table
-    		self::update_schedule();
-    		// Delete schedule table
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add new columns to routes table) : ".$e->getMessage()."\n";
+			}
+			// Copy schedules data to routes table
+			self::update_schedule();
+			// Delete schedule table
 		$query = "DROP TABLE `schedule`";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (delete schedule table) : ".$e->getMessage()."\n";
-    		}
-    		// Add source column
-    		$query = "ALTER TABLE `aircraft_modes` ADD `Source` VARCHAR(255) NULL";
-    		try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add source column to aircraft_modes) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (delete schedule table) : ".$e->getMessage()."\n";
+			}
+			// Add source column
+			$query = "ALTER TABLE `aircraft_modes` ADD `Source` VARCHAR(255) NULL";
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add source column to aircraft_modes) : ".$e->getMessage()."\n";
+			}
 		// Delete unused column
 		$query = "ALTER TABLE `aircraft_modes`  DROP `SerialNo`,  DROP `OperatorFlagCode`,  DROP `Manufacturer`,  DROP `Type`,  DROP `FirstRegDate`,  DROP `CurrentRegDate`,  DROP `Country`,  DROP `PreviousID`,  DROP `DeRegDate`,  DROP `Status`,  DROP `PopularName`,  DROP `GenericName`,  DROP `AircraftClass`,  DROP `Engines`,  DROP `OwnershipStatus`,  DROP `RegisteredOwners`,  DROP `MTOW`,  DROP `TotalHours`,  DROP `YearBuilt`,  DROP `CofACategory`,  DROP `CofAExpiry`,  DROP `UserNotes`,  DROP `Interested`,  DROP `UserTag`,  DROP `InfoUrl`,  DROP `PictureUrl1`,  DROP `PictureUrl2`,  DROP `PictureUrl3`,  DROP `UserBool1`,  DROP `UserBool2`,  DROP `UserBool3`,  DROP `UserBool4`,  DROP `UserBool5`,  DROP `UserString1`,  DROP `UserString2`,  DROP `UserString3`,  DROP `UserString4`,  DROP `UserString5`,  DROP `UserInt1`,  DROP `UserInt2`,  DROP `UserInt3`,  DROP `UserInt4`,  DROP `UserInt5`";
-    		try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (Delete unused column of aircraft_modes) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (Delete unused column of aircraft_modes) : ".$e->getMessage()."\n";
+			}
 		// Add ModeS column
 		$query = "ALTER TABLE `spotter_output`  ADD `ModeS` VARCHAR(255) NULL";
-    		try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (Add ModeS column in spotter_output) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (Add ModeS column in spotter_output) : ".$e->getMessage()."\n";
+			}
 		$query = "ALTER TABLE `spotter_live`  ADD `ModeS` VARCHAR(255)";
-    		try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (Add ModeS column in spotter_live) : ".$e->getMessage()."\n";
-    		}
-    		// Add auto_increment for aircraft_modes
-    		$query = "ALTER TABLE `aircraft_modes` CHANGE `AircraftID` `AircraftID` INT(11) NOT NULL AUTO_INCREMENT";
-    		try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (Add Auto increment in aircraft_modes) : ".$e->getMessage()."\n";
-    		}
-    		$error = '';
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (Add ModeS column in spotter_live) : ".$e->getMessage()."\n";
+			}
+			// Add auto_increment for aircraft_modes
+			$query = "ALTER TABLE `aircraft_modes` CHANGE `AircraftID` `AircraftID` INT(11) NOT NULL AUTO_INCREMENT";
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (Add Auto increment in aircraft_modes) : ".$e->getMessage()."\n";
+			}
+			$error = '';
 		$error .= create_db::import_file('../db/acars_live.sql');
 		$error .= create_db::import_file('../db/config.sql');
 		// Update schema_version to 2
 		$query = "UPDATE `config` SET `value` = '2' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
-        }
+		}
 
 	private static function update_from_2() {
-    		$Connection = new Connection();
-    		// Add new column decode to acars_live table
+			$Connection = new Connection();
+			// Add new column decode to acars_live table
 		$query = "ALTER TABLE `acars_live` ADD `decode` TEXT";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add new columns to routes table) : ".$e->getMessage()."\n";
-    		}
-    		$error = '';
-    		// Create table acars_archive
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add new columns to routes table) : ".$e->getMessage()."\n";
+			}
+			$error = '';
+			// Create table acars_archive
 		$error .= create_db::import_file('../db/acars_archive.sql');
 		// Update schema_version to 3
 		$query = "UPDATE `config` SET `value` = '3' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_3() {
-    		$Connection = new Connection();
-    		// Add default CURRENT_TIMESTAMP to aircraft_modes column FirstCreated
+			$Connection = new Connection();
+			// Add default CURRENT_TIMESTAMP to aircraft_modes column FirstCreated
 		$query = "ALTER TABLE `aircraft_modes` CHANGE `FirstCreated` `FirstCreated` timestamp DEFAULT CURRENT_TIMESTAMP";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add new columns to aircraft_modes) : ".$e->getMessage()."\n";
-    		}
-    		// Add image_source_website column to spotter_image
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add new columns to aircraft_modes) : ".$e->getMessage()."\n";
+			}
+			// Add image_source_website column to spotter_image
 		$query = "ALTER TABLE `spotter_image` ADD `image_source_website` VARCHAR(999) NULL";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add new columns to spotter_image) : ".$e->getMessage()."\n";
-    		}
-    		$error = '';
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add new columns to spotter_image) : ".$e->getMessage()."\n";
+			}
+			$error = '';
 		// Update schema_version to 4
 		$query = "UPDATE `config` SET `value` = '4' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 	
 	private static function update_from_4() {
-    		$Connection = new Connection();
+			$Connection = new Connection();
 	
-    		$error = '';
-    		// Create table acars_label
+			$error = '';
+			// Create table acars_label
 		$error .= create_db::import_file('../db/acars_label.sql');
 		if ($error == '') {
-		    // Update schema_version to 5
-		    $query = "UPDATE `config` SET `value` = '5' WHERE `name` = 'schema_version'";
-        	    try {
-            		$sth = $Connection->db->prepare($query);
+			// Update schema_version to 5
+			$query = "UPDATE `config` SET `value` = '5' WHERE `name` = 'schema_version'";
+				try {
+					$sth = $Connection->db->prepare($query);
 			$sth->execute();
-    		    } catch(PDOException $e) {
+				} catch(PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
-    		    }
-    		}
+				}
+			}
 		return $error;
 	}
 
 	private static function update_from_5() {
-    		$Connection = new Connection();
-    		// Add columns to translation
+			$Connection = new Connection();
+			// Add columns to translation
 		$query = "ALTER TABLE `translation` ADD `Source` VARCHAR(255) NULL, ADD `date_added` timestamp DEFAULT CURRENT_TIMESTAMP , ADD `date_modified` timestamp DEFAULT CURRENT_TIMESTAMP ;";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add new columns to translation) : ".$e->getMessage()."\n";
-    		}
-    		// Add aircraft_shadow column to aircraft
-    		$query = "ALTER TABLE `aircraft` ADD `aircraft_shadow` VARCHAR(255) NULL";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add new column to aircraft) : ".$e->getMessage()."\n";
-    		}
-    		// Add aircraft_shadow column to spotter_live
-    		$query = "ALTER TABLE `spotter_live` ADD `aircraft_shadow` VARCHAR(255) NULL";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add new column to spotter_live) : ".$e->getMessage()."\n";
-    		}
-    		$error = '';
-    		// Update table aircraft
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add new columns to translation) : ".$e->getMessage()."\n";
+			}
+			// Add aircraft_shadow column to aircraft
+			$query = "ALTER TABLE `aircraft` ADD `aircraft_shadow` VARCHAR(255) NULL";
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add new column to aircraft) : ".$e->getMessage()."\n";
+			}
+			// Add aircraft_shadow column to spotter_live
+			$query = "ALTER TABLE `spotter_live` ADD `aircraft_shadow` VARCHAR(255) NULL";
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add new column to spotter_live) : ".$e->getMessage()."\n";
+			}
+			$error = '';
+			// Update table aircraft
 		$error .= create_db::import_file('../db/aircraft.sql');
 		$error .= create_db::import_file('../db/spotter_archive.sql');
 
 		// Update schema_version to 6
 		$query = "UPDATE `config` SET `value` = '6' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_6() {
-    		$Connection = new Connection();
-    		if (!$Connection->indexExists('spotter_output','flightaware_id')) {
-    		    $query = "ALTER TABLE spotter_output ADD INDEX(flightaware_id);
+			$Connection = new Connection();
+			if (!$Connection->indexExists('spotter_output','flightaware_id')) {
+				$query = "ALTER TABLE spotter_output ADD INDEX(flightaware_id);
 			ALTER TABLE spotter_output ADD INDEX(date);
 			ALTER TABLE spotter_output ADD INDEX(ident);
 			ALTER TABLE spotter_live ADD INDEX(flightaware_id);
@@ -247,147 +247,147 @@ 
 			ALTER TABLE aircraft ADD INDEX(icao);
 			ALTER TABLE airport ADD INDEX(icao);
 			ALTER TABLE translation ADD INDEX(Operator);";
-        	    try {
-            		$sth = $Connection->db->prepare($query);
+				try {
+					$sth = $Connection->db->prepare($query);
 			$sth->execute();
-    		    } catch(PDOException $e) {
+				} catch(PDOException $e) {
 			return "error (add some indexes) : ".$e->getMessage()."\n";
-    		    }
-    		}
-    		$error = '';
-    		// Update table countries
-    		if ($Connection->tableExists('airspace')) {
-    		    $error .= update_db::update_countries();
-		    if ($error != '') return $error;
+				}
+			}
+			$error = '';
+			// Update table countries
+			if ($Connection->tableExists('airspace')) {
+				$error .= update_db::update_countries();
+			if ($error != '') return $error;
 		}
 		// Update schema_version to 7
 		$query = "UPDATE `config` SET `value` = '7' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
-    	}
+		}
 
 	private static function update_from_7() {
 		global $globalDBname, $globalDBdriver;
-    		$Connection = new Connection();
-    		$query="ALTER TABLE spotter_live ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL;
+			$Connection = new Connection();
+			$query="ALTER TABLE spotter_live ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL;
     			ALTER TABLE spotter_output ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL;";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add pilot column to spotter_live and spotter_output) : ".$e->getMessage()."\n";
-    		}
-    		if ($globalDBdriver == 'mysql') {
-    		    $query = "SELECT ENGINE FROM information_schema.TABLES where TABLE_SCHEMA = '".$globalDBname."' AND TABLE_NAME = 'spotter_archive'";
-		    try {
-            		$sth = $Connection->db->prepare($query);
-			$sth->execute();
-    		    } catch(PDOException $e) {
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add pilot column to spotter_live and spotter_output) : ".$e->getMessage()."\n";
+			}
+			if ($globalDBdriver == 'mysql') {
+				$query = "SELECT ENGINE FROM information_schema.TABLES where TABLE_SCHEMA = '".$globalDBname."' AND TABLE_NAME = 'spotter_archive'";
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+				} catch(PDOException $e) {
 			return "error (problem when select engine for spotter_engine) : ".$e->getMessage()."\n";
-    		    }
-    		    $row = $sth->fetch(PDO::FETCH_ASSOC);
-    		    if ($row['engine'] == 'ARCHIVE') {
+				}
+				$row = $sth->fetch(PDO::FETCH_ASSOC);
+				if ($row['engine'] == 'ARCHIVE') {
 			$query = "CREATE TABLE copy LIKE spotter_archive; 
 				ALTER TABLE copy ENGINE=ARCHIVE;
 				ALTER TABLE copy ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL;
 				INSERT INTO copy SELECT *, '' as pilot_name, '' as pilot_id FROM spotter_archive ORDER BY `spotter_archive_id`;
 				DROP TABLE spotter_archive;
 				RENAME TABLE copy TO spotter_archive;";
-            	    } else {
-    			$query="ALTER TABLE spotter_archive ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL";
-            	    }
-                } else {
-    		    $query="ALTER TABLE spotter_archive ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL";
-                }
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add pilot column to spotter_archive) : ".$e->getMessage()."\n";
-    		}
+					} else {
+				$query="ALTER TABLE spotter_archive ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL";
+					}
+				} else {
+				$query="ALTER TABLE spotter_archive ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL";
+				}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add pilot column to spotter_archive) : ".$e->getMessage()."\n";
+			}
 
-    		$error = '';
-    		// Update table aircraft
+			$error = '';
+			// Update table aircraft
 		$error .= create_db::import_file('../db/source_location.sql');
 		if ($error != '') return $error;
 		// Update schema_version to 6
 		$query = "UPDATE `config` SET `value` = '8' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_8() {
-    		$Connection = new Connection();
-    		$error = '';
-    		// Update table aircraft
+			$Connection = new Connection();
+			$error = '';
+			// Update table aircraft
 		$error .= create_db::import_file('../db/notam.sql');
 		if ($error != '') return $error;
 		$query = "DELETE FROM config WHERE name = 'last_update_db';
                         INSERT INTO config (name,value) VALUES ('last_update_db',NOW());
                         DELETE FROM config WHERE name = 'last_update_notam_db';
                         INSERT INTO config (name,value) VALUES ('last_update_notam_db',NOW());";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (insert last_update values) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (insert last_update values) : ".$e->getMessage()."\n";
+			}
 		$query = "UPDATE `config` SET `value` = '9' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_9() {
-    		$Connection = new Connection();
-    		$query="ALTER TABLE spotter_live ADD verticalrate INT(11) NULL;
+			$Connection = new Connection();
+			$query="ALTER TABLE spotter_live ADD verticalrate INT(11) NULL;
     			ALTER TABLE spotter_output ADD verticalrate INT(11) NULL;";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add verticalrate column to spotter_live and spotter_output) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add verticalrate column to spotter_live and spotter_output) : ".$e->getMessage()."\n";
+			}
 		$error = '';
-    		// Update table atc
+			// Update table atc
 		$error .= create_db::import_file('../db/atc.sql');
 		if ($error != '') return $error;
 		
 		$query = "UPDATE `config` SET `value` = '10' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_10() {
-    		$Connection = new Connection();
-    		$query="ALTER TABLE atc CHANGE `type` `type` ENUM('Observer','Flight Information','Delivery','Tower','Approach','ACC','Departure','Ground','Flight Service Station','Control Radar or Centre') CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add new enum to ATC table) : ".$e->getMessage()."\n";
-    		}
+			$Connection = new Connection();
+			$query="ALTER TABLE atc CHANGE `type` `type` ENUM('Observer','Flight Information','Delivery','Tower','Approach','ACC','Departure','Ground','Flight Service Station','Control Radar or Centre') CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL";
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add new enum to ATC table) : ".$e->getMessage()."\n";
+			}
 		$error = '';
-    		// Add tables
+			// Add tables
 		$error .= create_db::import_file('../db/aircraft_owner.sql');
 		if ($error != '') return $error;
 		$error .= create_db::import_file('../db/metar.sql');
@@ -398,76 +398,76 @@ 
 		if ($error != '') return $error;
 		
 		$query = "UPDATE `config` SET `value` = '11' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_11() {
 		global $globalDBdriver, $globalDBname;
-    		$Connection = new Connection();
-    		$query="ALTER TABLE spotter_output ADD owner_name VARCHAR(255) NULL DEFAULT NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE, ADD last_ground BOOLEAN NOT NULL DEFAULT FALSE, ADD last_seen DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP, ADD last_latitude FLOAT NULL, ADD last_longitude FLOAT NULL, ADD last_altitude INT(11) NULL, ADD last_ground_speed INT(11), ADD real_arrival_airport_icao VARCHAR(999), ADD real_arrival_airport_time VARCHAR(20),ADD real_departure_airport_icao VARCHAR(999), ADD real_departure_airport_time VARCHAR(20)";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add owner_name & format_source column to spotter_output) : ".$e->getMessage()."\n";
-    		}
-    		$query="ALTER TABLE spotter_live ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (format_source column to spotter_live) : ".$e->getMessage()."\n";
-    		}
-    		if ($globalDBdriver == 'mysql') {
-    		    $query = "SELECT ENGINE FROM information_schema.TABLES where TABLE_SCHEMA = '".$globalDBname."' AND TABLE_NAME = 'spotter_archive'";
-		    try {
-            		$sth = $Connection->db->prepare($query);
-			$sth->execute();
-    		    } catch(PDOException $e) {
+			$Connection = new Connection();
+			$query="ALTER TABLE spotter_output ADD owner_name VARCHAR(255) NULL DEFAULT NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE, ADD last_ground BOOLEAN NOT NULL DEFAULT FALSE, ADD last_seen DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP, ADD last_latitude FLOAT NULL, ADD last_longitude FLOAT NULL, ADD last_altitude INT(11) NULL, ADD last_ground_speed INT(11), ADD real_arrival_airport_icao VARCHAR(999), ADD real_arrival_airport_time VARCHAR(20),ADD real_departure_airport_icao VARCHAR(999), ADD real_departure_airport_time VARCHAR(20)";
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add owner_name & format_source column to spotter_output) : ".$e->getMessage()."\n";
+			}
+			$query="ALTER TABLE spotter_live ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (format_source column to spotter_live) : ".$e->getMessage()."\n";
+			}
+			if ($globalDBdriver == 'mysql') {
+				$query = "SELECT ENGINE FROM information_schema.TABLES where TABLE_SCHEMA = '".$globalDBname."' AND TABLE_NAME = 'spotter_archive'";
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+				} catch(PDOException $e) {
 			return "error (problem when select engine for spotter_engine) : ".$e->getMessage()."\n";
-    		    }
-    		    $row = $sth->fetch(PDO::FETCH_ASSOC);
-    		    if ($row['engine'] == 'ARCHIVE') {
+				}
+				$row = $sth->fetch(PDO::FETCH_ASSOC);
+				if ($row['engine'] == 'ARCHIVE') {
 			$query = "CREATE TABLE copy LIKE spotter_archive; 
 				ALTER TABLE copy ENGINE=ARCHIVE;
 				ALTER TABLE copy ADD verticalrate INT(11) NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE;
 				INSERT INTO copy SELECT *, '' as verticalrate, '' as format_source, '0' as ground FROM spotter_archive ORDER BY `spotter_archive_id`;
 				DROP TABLE spotter_archive;
 				RENAME TABLE copy TO spotter_archive;";
-            	    } else {
-    			$query="ALTER TABLE spotter_archive ADD verticalrate INT(11) NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
-            	    }
-                } else {
-    		    $query="ALTER TABLE spotter_archive ADD verticalrate INT(11) NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
-                }
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add columns to spotter_archive) : ".$e->getMessage()."\n";
-    		}
+					} else {
+				$query="ALTER TABLE spotter_archive ADD verticalrate INT(11) NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
+					}
+				} else {
+				$query="ALTER TABLE spotter_archive ADD verticalrate INT(11) NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
+				}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add columns to spotter_archive) : ".$e->getMessage()."\n";
+			}
 
 		$error = '';
 		
 		$query = "UPDATE `config` SET `value` = '12' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 	private static function update_from_12() {
-    		$Connection = new Connection();
+			$Connection = new Connection();
 		$error = '';
-    		// Add tables
+			// Add tables
 		$error .= create_db::import_file('../db/stats.sql');
 		if ($error != '') return $error;
 		$error .= create_db::import_file('../db/stats_aircraft.sql');
@@ -484,166 +484,166 @@ 
 		if ($error != '') return $error;
 		
 		$query = "UPDATE `config` SET `value` = '13' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_13() {
-    		$Connection = new Connection();
-    		if (!$Connection->checkColumnName('spotter_archive_output','real_departure_airport_icao')) {
-    			$query="ALTER TABLE spotter_archive_output ADD real_departure_airport_icao VARCHAR(20), ADD real_departure_airport_time VARCHAR(20)";
+			$Connection = new Connection();
+			if (!$Connection->checkColumnName('spotter_archive_output','real_departure_airport_icao')) {
+				$query="ALTER TABLE spotter_archive_output ADD real_departure_airport_icao VARCHAR(20), ADD real_departure_airport_time VARCHAR(20)";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-	    		} catch(PDOException $e) {
+				} catch(PDOException $e) {
 				return "error (update spotter_archive_output) : ".$e->getMessage()."\n";
-    			}
+				}
 		}
-    		$error = '';
+			$error = '';
 		$query = "UPDATE `config` SET `value` = '14' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_14() {
-    		$Connection = new Connection();
+			$Connection = new Connection();
 		$error = '';
-    		// Add tables
-    		if (!$Connection->tableExists('stats_flight')) {
+			// Add tables
+			if (!$Connection->tableExists('stats_flight')) {
 			$error .= create_db::import_file('../db/stats_flight.sql');
 			if ($error != '') return $error;
 		}
 		$query = "UPDATE `config` SET `value` = '15' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 
 	private static function update_from_15() {
-    		$Connection = new Connection();
+			$Connection = new Connection();
 		$error = '';
-    		// Add tables
-    		$query="ALTER TABLE `stats` CHANGE `stats_date` `stats_date` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update stats) : ".$e->getMessage()."\n";
-    		}
+			// Add tables
+			$query="ALTER TABLE `stats` CHANGE `stats_date` `stats_date` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP";
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update stats) : ".$e->getMessage()."\n";
+			}
 		if ($error != '') return $error;
 		$query = "UPDATE `config` SET `value` = '16' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_16() {
-    		$Connection = new Connection();
+			$Connection = new Connection();
 		$error = '';
-    		// Add tables
-    		if (!$Connection->tableExists('stats_registration')) {
+			// Add tables
+			if (!$Connection->tableExists('stats_registration')) {
 			$error .= create_db::import_file('../db/stats_registration.sql');
 		}
-    		if (!$Connection->tableExists('stats_callsign')) {
+			if (!$Connection->tableExists('stats_callsign')) {
 			$error .= create_db::import_file('../db/stats_callsign.sql');
 		}
 		if ($error != '') return $error;
 		$query = "UPDATE `config` SET `value` = '17' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_17() {
-    		$Connection = new Connection();
+			$Connection = new Connection();
 		$error = '';
-    		// Add tables
-    		if (!$Connection->tableExists('stats_country')) {
+			// Add tables
+			if (!$Connection->tableExists('stats_country')) {
 			$error .= create_db::import_file('../db/stats_country.sql');
 		}
 		if ($error != '') return $error;
 		$query = "UPDATE `config` SET `value` = '18' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 	private static function update_from_18() {
-    		$Connection = new Connection();
+			$Connection = new Connection();
 		$error = '';
-    		// Modify stats_airport table
-    		if (!$Connection->checkColumnName('stats_airport','airport_name')) {
-    			$query = "ALTER TABLE `stats_airport` ADD `stats_type` VARCHAR(50) NOT NULL DEFAULT 'yearly', ADD `airport_name` VARCHAR(255) NOT NULL, ADD `date` DATE NULL DEFAULT NULL, DROP INDEX `airport_icao`, ADD UNIQUE `airport_icao` (`airport_icao`, `type`, `date`)";
-    	        	try {
-	            	    $sth = $Connection->db->prepare($query);
-			    $sth->execute();
-    			} catch(PDOException $e) {
-			    return "error (update stats) : ".$e->getMessage()."\n";
-    			}
-    		}
+			// Modify stats_airport table
+			if (!$Connection->checkColumnName('stats_airport','airport_name')) {
+				$query = "ALTER TABLE `stats_airport` ADD `stats_type` VARCHAR(50) NOT NULL DEFAULT 'yearly', ADD `airport_name` VARCHAR(255) NOT NULL, ADD `date` DATE NULL DEFAULT NULL, DROP INDEX `airport_icao`, ADD UNIQUE `airport_icao` (`airport_icao`, `type`, `date`)";
+					try {
+						$sth = $Connection->db->prepare($query);
+				$sth->execute();
+				} catch(PDOException $e) {
+				return "error (update stats) : ".$e->getMessage()."\n";
+				}
+			}
 		if ($error != '') return $error;
 		$query = "UPDATE `config` SET `value` = '19' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_19() {
-    		$Connection = new Connection();
+			$Connection = new Connection();
 		$error = '';
-    		// Update airport table
+			// Update airport table
 		$error .= create_db::import_file('../db/airport.sql');
 		if ($error != '') return 'Import airport.sql : '.$error;
 		// Remove primary key on Spotter_Archive
 		$query = "alter table spotter_archive drop spotter_archive_id";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (remove primary key on spotter_archive) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (remove primary key on spotter_archive) : ".$e->getMessage()."\n";
+			}
 		$query = "alter table spotter_archive add spotter_archive_id INT(11)";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (add id again on spotter_archive) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (add id again on spotter_archive) : ".$e->getMessage()."\n";
+			}
 		if (!$Connection->checkColumnName('spotter_archive','over_country')) {
 			// Add column over_country
-    			$query = "ALTER TABLE `spotter_archive` ADD `over_country` VARCHAR(5) NULL DEFAULT NULL";
+				$query = "ALTER TABLE `spotter_archive` ADD `over_country` VARCHAR(5) NULL DEFAULT NULL";
 			try {
-            			$sth = $Connection->db->prepare($query);
+						$sth = $Connection->db->prepare($query);
 				$sth->execute();
 			} catch(PDOException $e) {
 				return "error (add over_country) : ".$e->getMessage()."\n";
@@ -651,9 +651,9 @@ 
 		}
 		if (!$Connection->checkColumnName('spotter_live','over_country')) {
 			// Add column over_country
-    			$query = "ALTER TABLE `spotter_live` ADD `over_country` VARCHAR(5) NULL DEFAULT NULL";
+				$query = "ALTER TABLE `spotter_live` ADD `over_country` VARCHAR(5) NULL DEFAULT NULL";
 			try {
-            			$sth = $Connection->db->prepare($query);
+						$sth = $Connection->db->prepare($query);
 				$sth->execute();
 			} catch(PDOException $e) {
 				return "error (add over_country) : ".$e->getMessage()."\n";
@@ -661,74 +661,74 @@ 
 		}
 		if (!$Connection->checkColumnName('spotter_output','source_name')) {
 			// Add source_name to spotter_output, spotter_live, spotter_archive, spotter_archive_output
-    			$query = "ALTER TABLE `spotter_output` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`";
+				$query = "ALTER TABLE `spotter_output` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
 			} catch(PDOException $e) {
 				return "error (add source_name column) : ".$e->getMessage()."\n";
-    			}
-    		}
+				}
+			}
 		if (!$Connection->checkColumnName('spotter_live','source_name')) {
 			// Add source_name to spotter_output, spotter_live, spotter_archive, spotter_archive_output
-    			$query = "ALTER TABLE `spotter_live` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`";
+				$query = "ALTER TABLE `spotter_live` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
 			} catch(PDOException $e) {
 				return "error (add source_name column) : ".$e->getMessage()."\n";
-    			}
-    		}
+				}
+			}
 		if (!$Connection->checkColumnName('spotter_archive_output','source_name')) {
 			// Add source_name to spotter_output, spotter_live, spotter_archive, spotter_archive_output
-    			$query = "ALTER TABLE `spotter_archive_output` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`";
+				$query = "ALTER TABLE `spotter_archive_output` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
 			} catch(PDOException $e) {
 				return "error (add source_name column) : ".$e->getMessage()."\n";
-    			}
-    		}
+				}
+			}
 		if (!$Connection->checkColumnName('spotter_archive','source_name')) {
 			// Add source_name to spotter_output, spotter_live, spotter_archive, spotter_archive_output
-    			$query = "ALTER TABLE `spotter_archive` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`;";
+				$query = "ALTER TABLE `spotter_archive` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`;";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
 			} catch(PDOException $e) {
 				return "error (add source_name column) : ".$e->getMessage()."\n";
-    			}
-    		}
+				}
+			}
 		if ($error != '') return $error;
 		$query = "UPDATE `config` SET `value` = '20' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_20() {
 		global $globalIVAO, $globalVATSIM, $globalphpVMS;
-    		$Connection = new Connection();
+			$Connection = new Connection();
 		$error = '';
-    		// Update airline table
-    		if (!$globalIVAO && !$globalVATSIM && !$globalphpVMS) {
+			// Update airline table
+			if (!$globalIVAO && !$globalVATSIM && !$globalphpVMS) {
 			$error .= create_db::import_file('../db/airlines.sql');
 			if ($error != '') return 'Import airlines.sql : '.$error;
 		}
 		if (!$Connection->checkColumnName('aircraft_modes','type_flight')) {
 			// Add column over_country
-    			$query = "ALTER TABLE `aircraft_modes` ADD `type_flight` VARCHAR(50) NULL DEFAULT NULL;";
-        		try {
+				$query = "ALTER TABLE `aircraft_modes` ADD `type_flight` VARCHAR(50) NULL DEFAULT NULL;";
+				try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
 			} catch(PDOException $e) {
 				return "error (add over_country) : ".$e->getMessage()."\n";
-    			}
-    		}
+				}
+			}
 		if ($error != '') return $error;
 		/*
     		if (!$globalIVAO && !$globalVATSIM && !$globalphpVMS) {
@@ -738,12 +738,12 @@ 
 		}
 		*/
 		$query = "UPDATE `config` SET `value` = '21' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
@@ -762,35 +762,35 @@ 
 			if ($error != '') return $error;
 		}
 		$query = "UPDATE `config` SET `value` = '22' WHERE `name` = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
 	private static function update_from_22() {
 		global $globalDBdriver;
-    		$Connection = new Connection();
+			$Connection = new Connection();
 		$error = '';
 		// Add table stats polar
-    		if (!$Connection->tableExists('stats_source')) {
+			if (!$Connection->tableExists('stats_source')) {
 			if ($globalDBdriver == 'mysql') {
-    				$error .= create_db::import_file('../db/stats_source.sql');
+					$error .= create_db::import_file('../db/stats_source.sql');
 			} else {
 				$error .= create_db::import_file('../db/pgsql/stats_source.sql');
 			}
 			if ($error != '') return $error;
 		}
 		$query = "UPDATE config SET value = '23' WHERE name = 'schema_version'";
-        	try {
-            	    $sth = $Connection->db->prepare($query);
-		    $sth->execute();
-    		} catch(PDOException $e) {
-		    return "error (update schema_version) : ".$e->getMessage()."\n";
-    		}
+			try {
+					$sth = $Connection->db->prepare($query);
+			$sth->execute();
+			} catch(PDOException $e) {
+			return "error (update schema_version) : ".$e->getMessage()."\n";
+			}
 		return $error;
 	}
 
@@ -821,14 +821,14 @@ 
 		}
 		if (!$Connection->checkColumnName('stats_aircraft','aircraft_manufacturer')) {
 			// Add aircraft_manufacturer to stats_aircraft
-    			$query = "ALTER TABLE stats_aircraft ADD aircraft_manufacturer VARCHAR(255) NULL";
+				$query = "ALTER TABLE stats_aircraft ADD aircraft_manufacturer VARCHAR(255) NULL";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
 			} catch(PDOException $e) {
 				return "error (add aircraft_manufacturer column) : ".$e->getMessage()."\n";
-    			}
-    		}
+				}
+			}
 		
 		$query = "UPDATE config SET value = '24' WHERE name = 'schema_version'";
 		try {
@@ -1176,7 +1176,7 @@ 
 			} catch(PDOException $e) {
 				return "error (add index latitude,longitude on spotter_live) : ".$e->getMessage()."\n";
 			}
-                }
+				}
 		if (!$Connection->checkColumnName('aircraft','mfr')) {
 			// Add mfr to aircraft
 			$query = "ALTER TABLE aircraft ADD mfr VARCHAR(255) NULL";
@@ -1250,7 +1250,7 @@ 
 			} catch(PDOException $e) {
 				return "error (add index ref on notam) : ".$e->getMessage()."\n";
 			}
-                }
+				}
 		if (!$Connection->indexExists('accidents','registration_idx')) {
 			// Add index key
 			$query = "create index registration_idx on accidents (registration)";
@@ -1260,7 +1260,7 @@ 
 			} catch(PDOException $e) {
 				return "error (add index registration on accidents) : ".$e->getMessage()."\n";
 			}
-                }
+				}
 		if (!$Connection->indexExists('accidents','rdts')) {
 			// Add index key
 			$query = "create index rdts on accidents (registration,date,type,source)";
@@ -1270,7 +1270,7 @@ 
 			} catch(PDOException $e) {
 				return "error (add index registration, date, type & source on accidents) : ".$e->getMessage()."\n";
 			}
-                }
+				}
 
 		$query = "UPDATE config SET value = '31' WHERE name = 'schema_version'";
 		try {
@@ -1562,7 +1562,7 @@ 
 			} catch(PDOException $e) {
 				return "error (add index type on accidents) : ".$e->getMessage()."\n";
 			}
-                }
+				}
 		$query = "UPDATE config SET value = '36' WHERE name = 'schema_version'";
 		try {
 			$sth = $Connection->db->prepare($query);
@@ -1719,7 +1719,7 @@ 
 			} catch(PDOException $e) {
 				return "error (add index flightaware_id, date on spotter_archive) : ".$e->getMessage()."\n";
 			}
-                }
+				}
 		$query = "UPDATE config SET value = '38' WHERE name = 'schema_version'";
 		try {
 			$sth = $Connection->db->prepare($query);
@@ -1937,185 +1937,185 @@ 
 	}
 
 
-    	public static function check_version($update = false) {
-    	    global $globalDBname;
-    	    $version = 0;
-    	    $Connection = new Connection();
-    	    if ($Connection->tableExists('aircraft')) {
-    		if (!$Connection->tableExists('config')) {
-    		    $version = '1';
-    		    if ($update) return self::update_from_1();
-    		    else return $version;
+		public static function check_version($update = false) {
+			global $globalDBname;
+			$version = 0;
+			$Connection = new Connection();
+			if ($Connection->tableExists('aircraft')) {
+			if (!$Connection->tableExists('config')) {
+				$version = '1';
+				if ($update) return self::update_from_1();
+				else return $version;
 		} else {
-    		    $Connection = new Connection();
-		    $query = "SELECT value FROM config WHERE name = 'schema_version' LIMIT 1";
-		    try {
-            		$sth = $Connection->db->prepare($query);
-		        $sth->execute();
-		    } catch(PDOException $e) {
+				$Connection = new Connection();
+			$query = "SELECT value FROM config WHERE name = 'schema_version' LIMIT 1";
+			try {
+					$sth = $Connection->db->prepare($query);
+				$sth->execute();
+			} catch(PDOException $e) {
 			return "error : ".$e->getMessage()."\n";
-    		    }
-    		    $result = $sth->fetch(PDO::FETCH_ASSOC);
-    		    if ($update) {
-    			if ($result['value'] == '2') {
-    			    $error = self::update_from_2();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '3') {
-    			    $error = self::update_from_3();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '4') {
-    			    $error = self::update_from_4();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '5') {
-    			    $error = self::update_from_5();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '6') {
-    			    $error = self::update_from_6();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '7') {
-    			    $error = self::update_from_7();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '8') {
-    			    $error = self::update_from_8();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '9') {
-    			    $error = self::update_from_9();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '10') {
-    			    $error = self::update_from_10();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '11') {
-    			    $error = self::update_from_11();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '12') {
-    			    $error = self::update_from_12();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '13') {
-    			    $error = self::update_from_13();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '14') {
-    			    $error = self::update_from_14();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '15') {
-    			    $error = self::update_from_15();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '16') {
-    			    $error = self::update_from_16();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '17') {
-    			    $error = self::update_from_17();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '18') {
-    			    $error = self::update_from_18();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '19') {
-    			    $error = self::update_from_19();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '20') {
-    			    $error = self::update_from_20();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '21') {
-    			    $error = self::update_from_21();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '22') {
-    			    $error = self::update_from_22();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '23') {
-    			    $error = self::update_from_23();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '24') {
-    			    $error = self::update_from_24();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '25') {
-    			    $error = self::update_from_25();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '26') {
-    			    $error = self::update_from_26();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '27') {
-    			    $error = self::update_from_27();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '28') {
-    			    $error = self::update_from_28();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '29') {
-    			    $error = self::update_from_29();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '30') {
-    			    $error = self::update_from_30();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '31') {
-    			    $error = self::update_from_31();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '32') {
-    			    $error = self::update_from_32();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '33') {
-    			    $error = self::update_from_33();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '34') {
-    			    $error = self::update_from_34();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '35') {
-    			    $error = self::update_from_35();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '36') {
-    			    $error = self::update_from_36();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '37') {
-    			    $error = self::update_from_37();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '38') {
-    			    $error = self::update_from_38();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} elseif ($result['value'] == '39') {
-    			    $error = self::update_from_39();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} else return '';
-    		    }
-    		    else return $result['value'];
+				}
+				$result = $sth->fetch(PDO::FETCH_ASSOC);
+				if ($update) {
+				if ($result['value'] == '2') {
+					$error = self::update_from_2();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '3') {
+					$error = self::update_from_3();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '4') {
+					$error = self::update_from_4();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '5') {
+					$error = self::update_from_5();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '6') {
+					$error = self::update_from_6();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '7') {
+					$error = self::update_from_7();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '8') {
+					$error = self::update_from_8();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '9') {
+					$error = self::update_from_9();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '10') {
+					$error = self::update_from_10();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '11') {
+					$error = self::update_from_11();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '12') {
+					$error = self::update_from_12();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '13') {
+					$error = self::update_from_13();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '14') {
+					$error = self::update_from_14();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '15') {
+					$error = self::update_from_15();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '16') {
+					$error = self::update_from_16();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '17') {
+					$error = self::update_from_17();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '18') {
+					$error = self::update_from_18();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '19') {
+					$error = self::update_from_19();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '20') {
+					$error = self::update_from_20();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '21') {
+					$error = self::update_from_21();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '22') {
+					$error = self::update_from_22();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '23') {
+					$error = self::update_from_23();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '24') {
+					$error = self::update_from_24();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '25') {
+					$error = self::update_from_25();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '26') {
+					$error = self::update_from_26();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '27') {
+					$error = self::update_from_27();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '28') {
+					$error = self::update_from_28();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '29') {
+					$error = self::update_from_29();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '30') {
+					$error = self::update_from_30();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '31') {
+					$error = self::update_from_31();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '32') {
+					$error = self::update_from_32();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '33') {
+					$error = self::update_from_33();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '34') {
+					$error = self::update_from_34();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '35') {
+					$error = self::update_from_35();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '36') {
+					$error = self::update_from_36();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '37') {
+					$error = self::update_from_37();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '38') {
+					$error = self::update_from_38();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} elseif ($result['value'] == '39') {
+					$error = self::update_from_39();
+					if ($error != '') return $error;
+					else return self::check_version(true);
+				} else return '';
+				}
+				else return $result['value'];
 		}
 		
-	    } else return $version;
-    	}
+		} else return $version;
+		}
     	
 }
 //echo update_schema::check_version();

Spacing +211 added lines, -211 removed lines

@@ -14,11 +14,11 @@ 
             try {
             	$sth = $Connection->db->prepare($query);
 		$sth->execute();
-    	    } catch(PDOException $e) {
+    	    } catch (PDOException $e) {
 		return "error : ".$e->getMessage()."\n";
     	    }
     	    while ($row = $sth->fetch(PDO::FETCH_ASSOC)) {
-    		$Schedule->addSchedule($row['ident'],$row['departure_airport_icao'],$row['departure_airport_time'],$row['arrival_airport_icao'],$row['arrival_airport_time']);
+    		$Schedule->addSchedule($row['ident'], $row['departure_airport_icao'], $row['departure_airport_time'], $row['arrival_airport_icao'], $row['arrival_airport_time']);
     	    }
 	
 	}
@@ -50,7 +50,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add new columns to routes table) : ".$e->getMessage()."\n";
     		}
     		// Copy schedules data to routes table
@@ -60,7 +60,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (delete schedule table) : ".$e->getMessage()."\n";
     		}
     		// Add source column
@@ -68,7 +68,7 @@ 
     		try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add source column to aircraft_modes) : ".$e->getMessage()."\n";
     		}
 		// Delete unused column
@@ -76,7 +76,7 @@ 
     		try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (Delete unused column of aircraft_modes) : ".$e->getMessage()."\n";
     		}
 		// Add ModeS column
@@ -84,14 +84,14 @@ 
     		try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (Add ModeS column in spotter_output) : ".$e->getMessage()."\n";
     		}
 		$query = "ALTER TABLE `spotter_live`  ADD `ModeS` VARCHAR(255)";
     		try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (Add ModeS column in spotter_live) : ".$e->getMessage()."\n";
     		}
     		// Add auto_increment for aircraft_modes
@@ -99,7 +99,7 @@ 
     		try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (Add Auto increment in aircraft_modes) : ".$e->getMessage()."\n";
     		}
     		$error = '';
@@ -110,7 +110,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -123,7 +123,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add new columns to routes table) : ".$e->getMessage()."\n";
     		}
     		$error = '';
@@ -134,7 +134,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -147,7 +147,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add new columns to aircraft_modes) : ".$e->getMessage()."\n";
     		}
     		// Add image_source_website column to spotter_image
@@ -155,7 +155,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add new columns to spotter_image) : ".$e->getMessage()."\n";
     		}
     		$error = '';
@@ -164,7 +164,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -182,7 +182,7 @@ 
         	    try {
             		$sth = $Connection->db->prepare($query);
 			$sth->execute();
-    		    } catch(PDOException $e) {
+    		    } catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
     		    }
     		}
@@ -196,7 +196,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add new columns to translation) : ".$e->getMessage()."\n";
     		}
     		// Add aircraft_shadow column to aircraft
@@ -204,7 +204,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add new column to aircraft) : ".$e->getMessage()."\n";
     		}
     		// Add aircraft_shadow column to spotter_live
@@ -212,7 +212,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add new column to spotter_live) : ".$e->getMessage()."\n";
     		}
     		$error = '';
@@ -225,7 +225,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -233,7 +233,7 @@ 
 
 	private static function update_from_6() {
     		$Connection = new Connection();
-    		if (!$Connection->indexExists('spotter_output','flightaware_id')) {
+    		if (!$Connection->indexExists('spotter_output', 'flightaware_id')) {
     		    $query = "ALTER TABLE spotter_output ADD INDEX(flightaware_id);
 			ALTER TABLE spotter_output ADD INDEX(date);
 			ALTER TABLE spotter_output ADD INDEX(ident);
@@ -250,7 +250,7 @@ 
         	    try {
             		$sth = $Connection->db->prepare($query);
 			$sth->execute();
-    		    } catch(PDOException $e) {
+    		    } catch (PDOException $e) {
 			return "error (add some indexes) : ".$e->getMessage()."\n";
     		    }
     		}
@@ -265,7 +265,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -274,12 +274,12 @@ 
 	private static function update_from_7() {
 		global $globalDBname, $globalDBdriver;
     		$Connection = new Connection();
-    		$query="ALTER TABLE spotter_live ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL;
+    		$query = "ALTER TABLE spotter_live ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL;
     			ALTER TABLE spotter_output ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL;";
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add pilot column to spotter_live and spotter_output) : ".$e->getMessage()."\n";
     		}
     		if ($globalDBdriver == 'mysql') {
@@ -287,7 +287,7 @@ 
 		    try {
             		$sth = $Connection->db->prepare($query);
 			$sth->execute();
-    		    } catch(PDOException $e) {
+    		    } catch (PDOException $e) {
 			return "error (problem when select engine for spotter_engine) : ".$e->getMessage()."\n";
     		    }
     		    $row = $sth->fetch(PDO::FETCH_ASSOC);
@@ -299,15 +299,15 @@ 
 				DROP TABLE spotter_archive;
 				RENAME TABLE copy TO spotter_archive;";
             	    } else {
-    			$query="ALTER TABLE spotter_archive ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL";
+    			$query = "ALTER TABLE spotter_archive ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL";
             	    }
                 } else {
-    		    $query="ALTER TABLE spotter_archive ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL";
+    		    $query = "ALTER TABLE spotter_archive ADD pilot_name VARCHAR(255) NULL, ADD pilot_id VARCHAR(255) NULL";
                 }
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add pilot column to spotter_archive) : ".$e->getMessage()."\n";
     		}
 
@@ -320,7 +320,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -339,14 +339,14 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (insert last_update values) : ".$e->getMessage()."\n";
     		}
 		$query = "UPDATE `config` SET `value` = '9' WHERE `name` = 'schema_version'";
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -354,12 +354,12 @@ 
 
 	private static function update_from_9() {
     		$Connection = new Connection();
-    		$query="ALTER TABLE spotter_live ADD verticalrate INT(11) NULL;
+    		$query = "ALTER TABLE spotter_live ADD verticalrate INT(11) NULL;
     			ALTER TABLE spotter_output ADD verticalrate INT(11) NULL;";
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add verticalrate column to spotter_live and spotter_output) : ".$e->getMessage()."\n";
     		}
 		$error = '';
@@ -371,7 +371,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -379,11 +379,11 @@ 
 
 	private static function update_from_10() {
     		$Connection = new Connection();
-    		$query="ALTER TABLE atc CHANGE `type` `type` ENUM('Observer','Flight Information','Delivery','Tower','Approach','ACC','Departure','Ground','Flight Service Station','Control Radar or Centre') CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL";
+    		$query = "ALTER TABLE atc CHANGE `type` `type` ENUM('Observer','Flight Information','Delivery','Tower','Approach','ACC','Departure','Ground','Flight Service Station','Control Radar or Centre') CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL";
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add new enum to ATC table) : ".$e->getMessage()."\n";
     		}
 		$error = '';
@@ -401,7 +401,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -410,18 +410,18 @@ 
 	private static function update_from_11() {
 		global $globalDBdriver, $globalDBname;
     		$Connection = new Connection();
-    		$query="ALTER TABLE spotter_output ADD owner_name VARCHAR(255) NULL DEFAULT NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE, ADD last_ground BOOLEAN NOT NULL DEFAULT FALSE, ADD last_seen DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP, ADD last_latitude FLOAT NULL, ADD last_longitude FLOAT NULL, ADD last_altitude INT(11) NULL, ADD last_ground_speed INT(11), ADD real_arrival_airport_icao VARCHAR(999), ADD real_arrival_airport_time VARCHAR(20),ADD real_departure_airport_icao VARCHAR(999), ADD real_departure_airport_time VARCHAR(20)";
+    		$query = "ALTER TABLE spotter_output ADD owner_name VARCHAR(255) NULL DEFAULT NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE, ADD last_ground BOOLEAN NOT NULL DEFAULT FALSE, ADD last_seen DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP, ADD last_latitude FLOAT NULL, ADD last_longitude FLOAT NULL, ADD last_altitude INT(11) NULL, ADD last_ground_speed INT(11), ADD real_arrival_airport_icao VARCHAR(999), ADD real_arrival_airport_time VARCHAR(20),ADD real_departure_airport_icao VARCHAR(999), ADD real_departure_airport_time VARCHAR(20)";
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add owner_name & format_source column to spotter_output) : ".$e->getMessage()."\n";
     		}
-    		$query="ALTER TABLE spotter_live ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
+    		$query = "ALTER TABLE spotter_live ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (format_source column to spotter_live) : ".$e->getMessage()."\n";
     		}
     		if ($globalDBdriver == 'mysql') {
@@ -429,7 +429,7 @@ 
 		    try {
             		$sth = $Connection->db->prepare($query);
 			$sth->execute();
-    		    } catch(PDOException $e) {
+    		    } catch (PDOException $e) {
 			return "error (problem when select engine for spotter_engine) : ".$e->getMessage()."\n";
     		    }
     		    $row = $sth->fetch(PDO::FETCH_ASSOC);
@@ -441,15 +441,15 @@ 
 				DROP TABLE spotter_archive;
 				RENAME TABLE copy TO spotter_archive;";
             	    } else {
-    			$query="ALTER TABLE spotter_archive ADD verticalrate INT(11) NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
+    			$query = "ALTER TABLE spotter_archive ADD verticalrate INT(11) NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
             	    }
                 } else {
-    		    $query="ALTER TABLE spotter_archive ADD verticalrate INT(11) NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
+    		    $query = "ALTER TABLE spotter_archive ADD verticalrate INT(11) NULL, ADD format_source VARCHAR(255) NULL DEFAULT NULL, ADD ground BOOLEAN NOT NULL DEFAULT FALSE";
                 }
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add columns to spotter_archive) : ".$e->getMessage()."\n";
     		}
 
@@ -459,7 +459,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -487,7 +487,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -495,12 +495,12 @@ 
 
 	private static function update_from_13() {
     		$Connection = new Connection();
-    		if (!$Connection->checkColumnName('spotter_archive_output','real_departure_airport_icao')) {
-    			$query="ALTER TABLE spotter_archive_output ADD real_departure_airport_icao VARCHAR(20), ADD real_departure_airport_time VARCHAR(20)";
+    		if (!$Connection->checkColumnName('spotter_archive_output', 'real_departure_airport_icao')) {
+    			$query = "ALTER TABLE spotter_archive_output ADD real_departure_airport_icao VARCHAR(20), ADD real_departure_airport_time VARCHAR(20)";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-	    		} catch(PDOException $e) {
+	    		} catch (PDOException $e) {
 				return "error (update spotter_archive_output) : ".$e->getMessage()."\n";
     			}
 		}
@@ -509,7 +509,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -527,7 +527,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -538,11 +538,11 @@ 
     		$Connection = new Connection();
 		$error = '';
     		// Add tables
-    		$query="ALTER TABLE `stats` CHANGE `stats_date` `stats_date` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP";
+    		$query = "ALTER TABLE `stats` CHANGE `stats_date` `stats_date` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP";
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update stats) : ".$e->getMessage()."\n";
     		}
 		if ($error != '') return $error;
@@ -550,7 +550,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -571,7 +571,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -589,7 +589,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -598,12 +598,12 @@ 
     		$Connection = new Connection();
 		$error = '';
     		// Modify stats_airport table
-    		if (!$Connection->checkColumnName('stats_airport','airport_name')) {
+    		if (!$Connection->checkColumnName('stats_airport', 'airport_name')) {
     			$query = "ALTER TABLE `stats_airport` ADD `stats_type` VARCHAR(50) NOT NULL DEFAULT 'yearly', ADD `airport_name` VARCHAR(255) NOT NULL, ADD `date` DATE NULL DEFAULT NULL, DROP INDEX `airport_icao`, ADD UNIQUE `airport_icao` (`airport_icao`, `type`, `date`)";
     	        	try {
 	            	    $sth = $Connection->db->prepare($query);
 			    $sth->execute();
-    			} catch(PDOException $e) {
+    			} catch (PDOException $e) {
 			    return "error (update stats) : ".$e->getMessage()."\n";
     			}
     		}
@@ -612,7 +612,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -629,73 +629,73 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (remove primary key on spotter_archive) : ".$e->getMessage()."\n";
     		}
 		$query = "alter table spotter_archive add spotter_archive_id INT(11)";
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (add id again on spotter_archive) : ".$e->getMessage()."\n";
     		}
-		if (!$Connection->checkColumnName('spotter_archive','over_country')) {
+		if (!$Connection->checkColumnName('spotter_archive', 'over_country')) {
 			// Add column over_country
     			$query = "ALTER TABLE `spotter_archive` ADD `over_country` VARCHAR(5) NULL DEFAULT NULL";
 			try {
             			$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add over_country) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('spotter_live','over_country')) {
+		if (!$Connection->checkColumnName('spotter_live', 'over_country')) {
 			// Add column over_country
     			$query = "ALTER TABLE `spotter_live` ADD `over_country` VARCHAR(5) NULL DEFAULT NULL";
 			try {
             			$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add over_country) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('spotter_output','source_name')) {
+		if (!$Connection->checkColumnName('spotter_output', 'source_name')) {
 			// Add source_name to spotter_output, spotter_live, spotter_archive, spotter_archive_output
     			$query = "ALTER TABLE `spotter_output` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add source_name column) : ".$e->getMessage()."\n";
     			}
     		}
-		if (!$Connection->checkColumnName('spotter_live','source_name')) {
+		if (!$Connection->checkColumnName('spotter_live', 'source_name')) {
 			// Add source_name to spotter_output, spotter_live, spotter_archive, spotter_archive_output
     			$query = "ALTER TABLE `spotter_live` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add source_name column) : ".$e->getMessage()."\n";
     			}
     		}
-		if (!$Connection->checkColumnName('spotter_archive_output','source_name')) {
+		if (!$Connection->checkColumnName('spotter_archive_output', 'source_name')) {
 			// Add source_name to spotter_output, spotter_live, spotter_archive, spotter_archive_output
     			$query = "ALTER TABLE `spotter_archive_output` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add source_name column) : ".$e->getMessage()."\n";
     			}
     		}
-		if (!$Connection->checkColumnName('spotter_archive','source_name')) {
+		if (!$Connection->checkColumnName('spotter_archive', 'source_name')) {
 			// Add source_name to spotter_output, spotter_live, spotter_archive, spotter_archive_output
     			$query = "ALTER TABLE `spotter_archive` ADD `source_name` VARCHAR(255) NULL AFTER `format_source`;";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add source_name column) : ".$e->getMessage()."\n";
     			}
     		}
@@ -704,7 +704,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -719,13 +719,13 @@ 
 			$error .= create_db::import_file('../db/airlines.sql');
 			if ($error != '') return 'Import airlines.sql : '.$error;
 		}
-		if (!$Connection->checkColumnName('aircraft_modes','type_flight')) {
+		if (!$Connection->checkColumnName('aircraft_modes', 'type_flight')) {
 			// Add column over_country
     			$query = "ALTER TABLE `aircraft_modes` ADD `type_flight` VARCHAR(50) NULL DEFAULT NULL;";
         		try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add over_country) : ".$e->getMessage()."\n";
     			}
     		}
@@ -741,7 +741,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -750,13 +750,13 @@ 
 	private static function update_from_21() {
 		$Connection = new Connection();
 		$error = '';
-		if (!$Connection->checkColumnName('stats_airport','stats_type')) {
+		if (!$Connection->checkColumnName('stats_airport', 'stats_type')) {
 			// Rename type to stats_type
 			$query = "ALTER TABLE `stats_airport` CHANGE `type` `stats_type` VARCHAR(50);ALTER TABLE `stats` CHANGE `type` `stats_type` VARCHAR(50);ALTER TABLE `stats_flight` CHANGE `type` `stats_type` VARCHAR(50);";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (rename type to stats_type on stats*) : ".$e->getMessage()."\n";
 			}
 			if ($error != '') return $error;
@@ -765,7 +765,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -788,7 +788,7 @@ 
         	try {
             	    $sth = $Connection->db->prepare($query);
 		    $sth->execute();
-    		} catch(PDOException $e) {
+    		} catch (PDOException $e) {
 		    return "error (update schema_version) : ".$e->getMessage()."\n";
     		}
 		return $error;
@@ -815,17 +815,17 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (create index on spotter_archive) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('stats_aircraft','aircraft_manufacturer')) {
+		if (!$Connection->checkColumnName('stats_aircraft', 'aircraft_manufacturer')) {
 			// Add aircraft_manufacturer to stats_aircraft
     			$query = "ALTER TABLE stats_aircraft ADD aircraft_manufacturer VARCHAR(255) NULL";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add aircraft_manufacturer column) : ".$e->getMessage()."\n";
     			}
     		}
@@ -834,7 +834,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -850,23 +850,23 @@ 
 			$error .= create_db::import_file('../db/pgsql/airlines.sql');
 		}
 		if ($error != '') return 'Import airlines.sql : '.$error;
-		if (!$Connection->checkColumnName('airlines','forsource')) {
+		if (!$Connection->checkColumnName('airlines', 'forsource')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE airlines ADD forsource VARCHAR(255) NULL DEFAULT NULL";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add forsource column) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('stats_aircraft','stats_airline')) {
+		if (!$Connection->checkColumnName('stats_aircraft', 'stats_airline')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE stats_aircraft ADD stats_airline VARCHAR(255) NULL DEFAULT '', ADD filter_name VARCHAR(255) NULL DEFAULT ''";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add stats_airline & filter_name column in stats_aircraft) : ".$e->getMessage()."\n";
 			}
 			// Add unique key
@@ -878,17 +878,17 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add unique key in stats_aircraft) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('stats_airport','stats_airline')) {
+		if (!$Connection->checkColumnName('stats_airport', 'stats_airline')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE stats_airport ADD stats_airline VARCHAR(255) NULL DEFAULT '', ADD filter_name VARCHAR(255) NULL DEFAULT ''";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add filter_name column in stats_airport) : ".$e->getMessage()."\n";
 			}
 			// Add unique key
@@ -900,17 +900,17 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add unique key in stats_airport) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('stats_country','stats_airline')) {
+		if (!$Connection->checkColumnName('stats_country', 'stats_airline')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE stats_country ADD stats_airline VARCHAR(255) NULL DEFAULT '', ADD filter_name VARCHAR(255) NULL DEFAULT ''";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add stats_airline & filter_name column in stats_country) : ".$e->getMessage()."\n";
 			}
 			// Add unique key
@@ -922,36 +922,36 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add unique key in stats_airline) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('stats_flight','stats_airline')) {
+		if (!$Connection->checkColumnName('stats_flight', 'stats_airline')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE stats_flight ADD stats_airline VARCHAR(255) NULL DEFAULT '', ADD filter_name VARCHAR(255) NULL DEFAULT ''";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add stats_airline & filter_name column in stats_flight) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('stats','stats_airline')) {
+		if (!$Connection->checkColumnName('stats', 'stats_airline')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE stats ADD stats_airline VARCHAR(255) NULL DEFAULT '', ADD filter_name VARCHAR(255) NULL DEFAULT ''";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add stats_airline & filter_name column in stats) : ".$e->getMessage()."\n";
 			}
-			if ($globalDBdriver == 'mysql' && $Connection->indexExists('stats','type')) {
+			if ($globalDBdriver == 'mysql' && $Connection->indexExists('stats', 'type')) {
 				// Add unique key
 				$query = "drop index type on stats;ALTER TABLE stats ADD UNIQUE stats_type (stats_type,stats_date,stats_airline,filter_name);";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add unique key in stats) : ".$e->getMessage()."\n";
 				}
 			} else {
@@ -964,18 +964,18 @@ 
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add unique key in stats) : ".$e->getMessage()."\n";
 				}
 			}
 		}
-		if (!$Connection->checkColumnName('stats_registration','stats_airline')) {
+		if (!$Connection->checkColumnName('stats_registration', 'stats_airline')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE stats_registration ADD stats_airline VARCHAR(255) NULL DEFAULT '', ADD filter_name VARCHAR(255) NULL DEFAULT ''";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add stats_airline & filter_name column in stats_registration) : ".$e->getMessage()."\n";
 			}
 			// Add unique key
@@ -987,17 +987,17 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add unique key in stats_registration) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('stats_callsign','filter_name')) {
+		if (!$Connection->checkColumnName('stats_callsign', 'filter_name')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE stats_callsign ADD filter_name VARCHAR(255) NULL DEFAULT ''";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add filter_name column in stats_callsign) : ".$e->getMessage()."\n";
 			}
 			// Add unique key
@@ -1009,17 +1009,17 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add unique key in stats_callsign) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('stats_airline','filter_name')) {
+		if (!$Connection->checkColumnName('stats_airline', 'filter_name')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE stats_airline ADD filter_name VARCHAR(255) NULL DEFAULT ''";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add filter_name column in stats_airline) : ".$e->getMessage()."\n";
 			}
 			// Add unique key
@@ -1031,7 +1031,7 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add unique key in stats_callsign) : ".$e->getMessage()."\n";
 			}
 		}
@@ -1040,7 +1040,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1050,13 +1050,13 @@ 
 		global $globalDBdriver;
 		$Connection = new Connection();
 		$error = '';
-		if (!$Connection->checkColumnName('stats_owner','stats_airline')) {
+		if (!$Connection->checkColumnName('stats_owner', 'stats_airline')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE stats_owner ADD stats_airline VARCHAR(255) NULL DEFAULT '', ADD filter_name VARCHAR(255) NULL DEFAULT ''";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add stats_airline & filter_name column in stats_owner) : ".$e->getMessage()."\n";
 			}
 			// Add unique key
@@ -1068,17 +1068,17 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add unique key in stats_owner) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('stats_pilot','stats_airline')) {
+		if (!$Connection->checkColumnName('stats_pilot', 'stats_airline')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE stats_pilot ADD stats_airline VARCHAR(255) NULL DEFAULT '', ADD filter_name VARCHAR(255) NULL DEFAULT ''";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add stats_airline & filter_name column in stats_pilot) : ".$e->getMessage()."\n";
 			}
 			// Add unique key
@@ -1090,7 +1090,7 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add unique key in stats_pilot) : ".$e->getMessage()."\n";
 			}
 		}
@@ -1098,7 +1098,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1108,12 +1108,12 @@ 
 		global $globalDBdriver;
 		$Connection = new Connection();
 		$error = '';
-		if (!$Connection->checkColumnName('atc','format_source')) {
+		if (!$Connection->checkColumnName('atc', 'format_source')) {
 			$query = "ALTER TABLE atc ADD format_source VARCHAR(255) DEFAULT NULL, ADD source_name VARCHAR(255) DEFAULT NULL";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add format_source & source_name column in atc) : ".$e->getMessage()."\n";
 			}
 		}
@@ -1121,7 +1121,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1131,13 +1131,13 @@ 
 		global $globalDBdriver;
 		$Connection = new Connection();
 		$error = '';
-		if (!$Connection->checkColumnName('stats_pilot','format_source')) {
+		if (!$Connection->checkColumnName('stats_pilot', 'format_source')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE stats_pilot ADD format_source VARCHAR(255) NULL DEFAULT ''";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add format_source column in stats_pilot) : ".$e->getMessage()."\n";
 			}
 			// Add unique key
@@ -1149,7 +1149,7 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (modify unique key in stats_pilot) : ".$e->getMessage()."\n";
 			}
 		}
@@ -1157,7 +1157,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1167,23 +1167,23 @@ 
 		global $globalDBdriver;
 		$Connection = new Connection();
 		$error = '';
-		if ($globalDBdriver == 'mysql' && !$Connection->indexExists('spotter_live','latitude')) {
+		if ($globalDBdriver == 'mysql' && !$Connection->indexExists('spotter_live', 'latitude')) {
 			// Add unique key
 			$query = "alter table spotter_live add index(latitude,longitude)";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add index latitude,longitude on spotter_live) : ".$e->getMessage()."\n";
 			}
                 }
-		if (!$Connection->checkColumnName('aircraft','mfr')) {
+		if (!$Connection->checkColumnName('aircraft', 'mfr')) {
 			// Add mfr to aircraft
 			$query = "ALTER TABLE aircraft ADD mfr VARCHAR(255) NULL";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add mfr column in aircraft) : ".$e->getMessage()."\n";
 			}
 		}
@@ -1199,7 +1199,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1209,13 +1209,13 @@ 
 		global $globalDBdriver;
 		$Connection = new Connection();
 		$error = '';
-		if ($Connection->checkColumnName('aircraft','mfr')) {
+		if ($Connection->checkColumnName('aircraft', 'mfr')) {
 			// drop mfr to aircraft
 			$query = "ALTER TABLE aircraft DROP COLUMN mfr";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (drop mfr column in aircraft) : ".$e->getMessage()."\n";
 			}
 		}
@@ -1231,7 +1231,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1241,33 +1241,33 @@ 
 		global $globalDBdriver;
 		$Connection = new Connection();
 		$error = '';
-		if (!$Connection->indexExists('notam','ref_idx')) {
+		if (!$Connection->indexExists('notam', 'ref_idx')) {
 			// Add index key
 			$query = "create index ref_idx on notam (ref)";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add index ref on notam) : ".$e->getMessage()."\n";
 			}
                 }
-		if (!$Connection->indexExists('accidents','registration_idx')) {
+		if (!$Connection->indexExists('accidents', 'registration_idx')) {
 			// Add index key
 			$query = "create index registration_idx on accidents (registration)";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add index registration on accidents) : ".$e->getMessage()."\n";
 			}
                 }
-		if (!$Connection->indexExists('accidents','rdts')) {
+		if (!$Connection->indexExists('accidents', 'rdts')) {
 			// Add index key
 			$query = "create index rdts on accidents (registration,date,type,source)";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add index registration, date, type & source on accidents) : ".$e->getMessage()."\n";
 			}
                 }
@@ -1276,7 +1276,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1286,23 +1286,23 @@ 
 		global $globalDBdriver;
 		$Connection = new Connection();
 		$error = '';
-		if (!$Connection->checkColumnName('accidents','airline_name')) {
+		if (!$Connection->checkColumnName('accidents', 'airline_name')) {
 			// Add airline_name to accidents
 			$query = "ALTER TABLE accidents ADD airline_name VARCHAR(255) NULL";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add airline_name column in accidents) : ".$e->getMessage()."\n";
 			}
 		}
-		if (!$Connection->checkColumnName('accidents','airline_icao')) {
+		if (!$Connection->checkColumnName('accidents', 'airline_icao')) {
 			// Add airline_icao to accidents
 			$query = "ALTER TABLE accidents ADD airline_icao VARCHAR(10) NULL";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add airline_icao column in accidents) : ".$e->getMessage()."\n";
 			}
 		}
@@ -1310,7 +1310,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1320,13 +1320,13 @@ 
 		global $globalDBdriver, $globalVATSIM, $globalIVAO;
 		$Connection = new Connection();
 		$error = '';
-		if (!$Connection->checkColumnName('airlines','alliance')) {
+		if (!$Connection->checkColumnName('airlines', 'alliance')) {
 			// Add alliance to airlines
 			$query = "ALTER TABLE airlines ADD alliance VARCHAR(255) NULL";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add alliance column in airlines) : ".$e->getMessage()."\n";
 			}
 		}
@@ -1353,7 +1353,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1363,13 +1363,13 @@ 
 		global $globalDBdriver, $globalVATSIM, $globalIVAO;
 		$Connection = new Connection();
 		$error = '';
-		if (!$Connection->checkColumnName('airlines','ban_eu')) {
+		if (!$Connection->checkColumnName('airlines', 'ban_eu')) {
 			// Add ban_eu to airlines
 			$query = "ALTER TABLE airlines ADD ban_eu INTEGER NOT NULL DEFAULT '0'";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add ban_eu column in airlines) : ".$e->getMessage()."\n";
 			}
 		}
@@ -1377,7 +1377,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1388,19 +1388,19 @@ 
 		$Connection = new Connection();
 		$error = '';
 		if ($globalDBdriver == 'mysql') {
-			if ($Connection->getColumnType('spotter_output','date') == 'TIMESTAMP' && $Connection->getColumnType('spotter_output','last_seen') != 'TIMESTAMP') {
+			if ($Connection->getColumnType('spotter_output', 'date') == 'TIMESTAMP' && $Connection->getColumnType('spotter_output', 'last_seen') != 'TIMESTAMP') {
 				$query = "ALTER TABLE spotter_output CHANGE date date TIMESTAMP NULL DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (delete default timestamp spotter_output) : ".$e->getMessage()."\n";
 				}
 				$query = "ALTER TABLE spotter_output MODIFY COLUMN last_seen timestamp not null default current_timestamp()";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (convert spotter_output last_seen to timestamp) : ".$e->getMessage()."\n";
 				}
 				
@@ -1408,7 +1408,7 @@ 
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (delete default timestamp spotter_output) : ".$e->getMessage()."\n";
 				}
 				/*$query = "SELECT date,last_seen FROM spotter_output WHERE last_seen < date ORDER BY date DESC LIMIT 150";
@@ -1459,7 +1459,7 @@ 
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (fix date) : ".$e->getMessage()."\n";
 				}
 			}
@@ -1544,7 +1544,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1553,13 +1553,13 @@ 
 		global $globalDBdriver;
 		$Connection = new Connection();
 		$error = '';
-		if (!$Connection->indexExists('accidents','type')) {
+		if (!$Connection->indexExists('accidents', 'type')) {
 			// Add index key
 			$query = "create index type on accidents (type,date)";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add index type on accidents) : ".$e->getMessage()."\n";
 			}
                 }
@@ -1567,7 +1567,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1577,12 +1577,12 @@ 
 		global $globalDBdriver;
 		$Connection = new Connection();
 		$error = '';
-		if (!$Connection->checkColumnName('aircraft_modes','source_type')) {
+		if (!$Connection->checkColumnName('aircraft_modes', 'source_type')) {
 			$query = "ALTER TABLE aircraft_modes ADD source_type VARCHAR(255) DEFAULT 'modes'";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add source_type column in aircraft_modes) : ".$e->getMessage()."\n";
 			}
 		}
@@ -1648,7 +1648,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1696,7 +1696,7 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (problem when select engine for spotter_engine) : ".$e->getMessage()."\n";
 			}
 			$row = $sth->fetch(PDO::FETCH_ASSOC);
@@ -1705,18 +1705,18 @@ 
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (Change table format from archive to InnoDB for spotter_archive) : ".$e->getMessage()."\n";
 				}
 			}
 		}
-		if (!$Connection->indexExists('spotter_archive','flightaware_id_date_idx') && !$Connection->indexExists('spotter_archive','flightaware_id')) {
+		if (!$Connection->indexExists('spotter_archive', 'flightaware_id_date_idx') && !$Connection->indexExists('spotter_archive', 'flightaware_id')) {
 			// Add index key
 			$query = "create index flightaware_id_date_idx on spotter_archive (flightaware_id,date)";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (add index flightaware_id, date on spotter_archive) : ".$e->getMessage()."\n";
 			}
                 }
@@ -1724,7 +1724,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1735,148 +1735,148 @@ 
 		$Connection = new Connection();
 		$error = '';
 		if ($globalDBdriver == 'mysql') {
-			if (!$Connection->checkColumnName('marine_output','type_id')) {
+			if (!$Connection->checkColumnName('marine_output', 'type_id')) {
 				$query = "ALTER TABLE marine_output ADD COLUMN type_id int(11) DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column type_id in marine_output) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_live','type_id')) {
+			if (!$Connection->checkColumnName('marine_live', 'type_id')) {
 				$query = "ALTER TABLE marine_live ADD COLUMN type_id int(11) DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column type_id in marine_live) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_archive','type_id')) {
+			if (!$Connection->checkColumnName('marine_archive', 'type_id')) {
 				$query = "ALTER TABLE marine_archive ADD COLUMN type_id int(11) DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column type_id in marine_archive) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_archive_output','type_id')) {
+			if (!$Connection->checkColumnName('marine_archive_output', 'type_id')) {
 				$query = "ALTER TABLE marine_archive_output ADD COLUMN type_id int(11) DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column type_id in marine_archive_output) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_output','status_id')) {
+			if (!$Connection->checkColumnName('marine_output', 'status_id')) {
 				$query = "ALTER TABLE marine_output ADD COLUMN status_id int(11) DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column status_id in marine_output) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_live','status_id')) {
+			if (!$Connection->checkColumnName('marine_live', 'status_id')) {
 				$query = "ALTER TABLE marine_live ADD COLUMN status_id int(11) DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column status_id in marine_live) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_archive','status_id')) {
+			if (!$Connection->checkColumnName('marine_archive', 'status_id')) {
 				$query = "ALTER TABLE marine_archive ADD COLUMN status_id int(11) DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column status_id in marine_archive) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_archive_output','status_id')) {
+			if (!$Connection->checkColumnName('marine_archive_output', 'status_id')) {
 				$query = "ALTER TABLE marine_archive_output ADD COLUMN status_id int(11) DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column status_id in marine_archive_output) : ".$e->getMessage()."\n";
 				}
 			}
 		} else {
-			if (!$Connection->checkColumnName('marine_output','type_id')) {
+			if (!$Connection->checkColumnName('marine_output', 'type_id')) {
 				$query = "ALTER TABLE marine_output ADD COLUMN type_id integer DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column type_id in marine_output) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_live','type_id')) {
+			if (!$Connection->checkColumnName('marine_live', 'type_id')) {
 				$query = "ALTER TABLE marine_live ADD COLUMN type_id integer DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column type_id in marine_live) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_archive','type_id')) {
+			if (!$Connection->checkColumnName('marine_archive', 'type_id')) {
 				$query = "ALTER TABLE marine_archive ADD COLUMN type_id integer DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column type_id in marine_archive) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_archive_output','type_id')) {
+			if (!$Connection->checkColumnName('marine_archive_output', 'type_id')) {
 				$query = "ALTER TABLE marine_archive_output ADD COLUMN type_id integer DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column type_id in marine_archive_output) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_output','status_id')) {
+			if (!$Connection->checkColumnName('marine_output', 'status_id')) {
 				$query = "ALTER TABLE marine_output ADD COLUMN status_id integer DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column status_id in marine_output) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_live','status_id')) {
+			if (!$Connection->checkColumnName('marine_live', 'status_id')) {
 				$query = "ALTER TABLE marine_live ADD COLUMN status_id integer DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column status_id in marine_live) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_archive','status_id')) {
+			if (!$Connection->checkColumnName('marine_archive', 'status_id')) {
 				$query = "ALTER TABLE marine_archive ADD COLUMN status_id integer DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column status_id in marine_archive) : ".$e->getMessage()."\n";
 				}
 			}
-			if (!$Connection->checkColumnName('marine_archive_output','status_id')) {
+			if (!$Connection->checkColumnName('marine_archive_output', 'status_id')) {
 				$query = "ALTER TABLE marine_archive_output ADD COLUMN status_id integer DEFAULT NULL";
 				try {
 					$sth = $Connection->db->prepare($query);
 					$sth->execute();
-				} catch(PDOException $e) {
+				} catch (PDOException $e) {
 					return "error (add column status_id in marine_archive_output) : ".$e->getMessage()."\n";
 				}
 			}
@@ -1885,7 +1885,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1900,14 +1900,14 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (change pilot_id type to varchar in stats_pilot) : ".$e->getMessage()."\n";
 			}
 			$query = "ALTER TABLE marine_identity MODIFY COLUMN mmsi varchar(255) DEFAULT NULL";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (change mmsi type to varchar in marine_identity) : ".$e->getMessage()."\n";
 			}
 		} else {
@@ -1915,14 +1915,14 @@ 
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (change pilot_id type to varchar in stats_pilot) : ".$e->getMessage()."\n";
 			}
 			$query = "alter table marine_identity alter column mmsi type varchar(255)";
 			try {
 				$sth = $Connection->db->prepare($query);
 				$sth->execute();
-			} catch(PDOException $e) {
+			} catch (PDOException $e) {
 				return "error (change mmsi type to varchar in marine_identity) : ".$e->getMessage()."\n";
 			}
 		}
@@ -1930,7 +1930,7 @@ 
 		try {
 			$sth = $Connection->db->prepare($query);
 			$sth->execute();
-		} catch(PDOException $e) {
+		} catch (PDOException $e) {
 			return "error (update schema_version) : ".$e->getMessage()."\n";
 		}
 		return $error;
@@ -1952,7 +1952,7 @@ 
 		    try {
             		$sth = $Connection->db->prepare($query);
 		        $sth->execute();
-		    } catch(PDOException $e) {
+		    } catch (PDOException $e) {
 			return "error : ".$e->getMessage()."\n";
     		    }
     		    $result = $sth->fetch(PDO::FETCH_ASSOC);

Braces +368 added lines, -136 removed lines

@@ -258,7 +258,9 @@ 
     		// Update table countries
     		if ($Connection->tableExists('airspace')) {
     		    $error .= update_db::update_countries();
-		    if ($error != '') return $error;
+		    if ($error != '') {
+		    	return $error;
+		    }
 		}
 		// Update schema_version to 7
 		$query = "UPDATE `config` SET `value` = '7' WHERE `name` = 'schema_version'";
@@ -314,7 +316,9 @@ 
     		$error = '';
     		// Update table aircraft
 		$error .= create_db::import_file('../db/source_location.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		// Update schema_version to 6
 		$query = "UPDATE `config` SET `value` = '8' WHERE `name` = 'schema_version'";
         	try {
@@ -331,7 +335,9 @@ 
     		$error = '';
     		// Update table aircraft
 		$error .= create_db::import_file('../db/notam.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$query = "DELETE FROM config WHERE name = 'last_update_db';
                         INSERT INTO config (name,value) VALUES ('last_update_db',NOW());
                         DELETE FROM config WHERE name = 'last_update_notam_db';
@@ -365,7 +371,9 @@ 
 		$error = '';
     		// Update table atc
 		$error .= create_db::import_file('../db/atc.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		
 		$query = "UPDATE `config` SET `value` = '10' WHERE `name` = 'schema_version'";
         	try {
@@ -389,13 +397,21 @@ 
 		$error = '';
     		// Add tables
 		$error .= create_db::import_file('../db/aircraft_owner.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$error .= create_db::import_file('../db/metar.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$error .= create_db::import_file('../db/taf.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$error .= create_db::import_file('../db/airport.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		
 		$query = "UPDATE `config` SET `value` = '11' WHERE `name` = 'schema_version'";
         	try {
@@ -469,19 +485,33 @@ 
 		$error = '';
     		// Add tables
 		$error .= create_db::import_file('../db/stats.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$error .= create_db::import_file('../db/stats_aircraft.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$error .= create_db::import_file('../db/stats_airline.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$error .= create_db::import_file('../db/stats_airport.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$error .= create_db::import_file('../db/stats_owner.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$error .= create_db::import_file('../db/stats_pilot.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$error .= create_db::import_file('../db/spotter_archive_output.sql');
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		
 		$query = "UPDATE `config` SET `value` = '13' WHERE `name` = 'schema_version'";
         	try {
@@ -521,7 +551,9 @@ 
     		// Add tables
     		if (!$Connection->tableExists('stats_flight')) {
 			$error .= create_db::import_file('../db/stats_flight.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 		}
 		$query = "UPDATE `config` SET `value` = '15' WHERE `name` = 'schema_version'";
         	try {
@@ -545,7 +577,9 @@ 
     		} catch(PDOException $e) {
 		    return "error (update stats) : ".$e->getMessage()."\n";
     		}
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$query = "UPDATE `config` SET `value` = '16' WHERE `name` = 'schema_version'";
         	try {
             	    $sth = $Connection->db->prepare($query);
@@ -566,7 +600,9 @@ 
     		if (!$Connection->tableExists('stats_callsign')) {
 			$error .= create_db::import_file('../db/stats_callsign.sql');
 		}
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$query = "UPDATE `config` SET `value` = '17' WHERE `name` = 'schema_version'";
         	try {
             	    $sth = $Connection->db->prepare($query);
@@ -584,7 +620,9 @@ 
     		if (!$Connection->tableExists('stats_country')) {
 			$error .= create_db::import_file('../db/stats_country.sql');
 		}
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$query = "UPDATE `config` SET `value` = '18' WHERE `name` = 'schema_version'";
         	try {
             	    $sth = $Connection->db->prepare($query);
@@ -607,7 +645,9 @@ 
 			    return "error (update stats) : ".$e->getMessage()."\n";
     			}
     		}
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$query = "UPDATE `config` SET `value` = '19' WHERE `name` = 'schema_version'";
         	try {
             	    $sth = $Connection->db->prepare($query);
@@ -623,7 +663,9 @@ 
 		$error = '';
     		// Update airport table
 		$error .= create_db::import_file('../db/airport.sql');
-		if ($error != '') return 'Import airport.sql : '.$error;
+		if ($error != '') {
+			return 'Import airport.sql : '.$error;
+		}
 		// Remove primary key on Spotter_Archive
 		$query = "alter table spotter_archive drop spotter_archive_id";
         	try {
@@ -699,7 +741,9 @@ 
 				return "error (add source_name column) : ".$e->getMessage()."\n";
     			}
     		}
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		$query = "UPDATE `config` SET `value` = '20' WHERE `name` = 'schema_version'";
         	try {
             	    $sth = $Connection->db->prepare($query);
@@ -717,7 +761,9 @@ 
     		// Update airline table
     		if (!$globalIVAO && !$globalVATSIM && !$globalphpVMS) {
 			$error .= create_db::import_file('../db/airlines.sql');
-			if ($error != '') return 'Import airlines.sql : '.$error;
+			if ($error != '') {
+				return 'Import airlines.sql : '.$error;
+			}
 		}
 		if (!$Connection->checkColumnName('aircraft_modes','type_flight')) {
 			// Add column over_country
@@ -729,7 +775,9 @@ 
 				return "error (add over_country) : ".$e->getMessage()."\n";
     			}
     		}
-		if ($error != '') return $error;
+		if ($error != '') {
+			return $error;
+		}
 		/*
     		if (!$globalIVAO && !$globalVATSIM && !$globalphpVMS) {
 			// Force update ModeS (this will put type_flight data
@@ -759,7 +807,9 @@ 
 			} catch(PDOException $e) {
 				return "error (rename type to stats_type on stats*) : ".$e->getMessage()."\n";
 			}
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 		}
 		$query = "UPDATE `config` SET `value` = '22' WHERE `name` = 'schema_version'";
         	try {
@@ -782,7 +832,9 @@ 
 			} else {
 				$error .= create_db::import_file('../db/pgsql/stats_source.sql');
 			}
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 		}
 		$query = "UPDATE config SET value = '23' WHERE name = 'schema_version'";
         	try {
@@ -804,12 +856,16 @@ 
 		if ($globalDBdriver == 'mysql') {
 			if (!$Connection->tableExists('tle')) {
 				$error .= create_db::import_file('../db/tle.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 		} else {
 			if (!$Connection->tableExists('tle')) {
 				$error .= create_db::import_file('../db/pgsql/tle.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 			$query = "create index flightaware_id_idx ON spotter_archive USING btree(flightaware_id)";
 			try {
@@ -849,7 +905,9 @@ 
 		} else {
 			$error .= create_db::import_file('../db/pgsql/airlines.sql');
 		}
-		if ($error != '') return 'Import airlines.sql : '.$error;
+		if ($error != '') {
+			return 'Import airlines.sql : '.$error;
+		}
 		if (!$Connection->checkColumnName('airlines','forsource')) {
 			// Add forsource to airlines
 			$query = "ALTER TABLE airlines ADD forsource VARCHAR(255) NULL DEFAULT NULL";
@@ -1332,20 +1390,28 @@ 
 		}
 		if ($globalDBdriver == 'mysql') {
 			$error .= create_db::import_file('../db/airlines.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 		} else {
 			$error .= create_db::import_file('../db/pgsql/airlines.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 		}
 		if ((isset($globalVATSIM) && $globalVATSIM) || (isset($globalIVAO) && $globalIVAO)) {
 			include_once(dirname(__FILE__).'/class.update_db.php');
 			if (isset($globalVATSIM) && $globalVATSIM) {
 				$error .= update_db::update_vatsim();
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 			if (isset($globalIVAO) && $globalIVAO && file_exists('tmp/ivae_feb2013.zip')) {
 				$error .= update_db::update_IVAO();
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 		}
 
@@ -1608,41 +1674,65 @@ 
 		if ($globalDBdriver == 'mysql') {
 			if (!$Connection->tableExists('tracker_output')) {
 				$error .= create_db::import_file('../db/tracker_output.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 			if (!$Connection->tableExists('tracker_live')) {
 				$error .= create_db::import_file('../db/tracker_live.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 			if (!$Connection->tableExists('marine_output')) {
 				$error .= create_db::import_file('../db/marine_output.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 			if (!$Connection->tableExists('marine_live')) {
 				$error .= create_db::import_file('../db/marine_live.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 			if (!$Connection->tableExists('marine_identity')) {
 				$error .= create_db::import_file('../db/marine_identity.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 			if (!$Connection->tableExists('marine_mid')) {
 				$error .= create_db::import_file('../db/marine_mid.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 		} else {
 			$error .= create_db::import_file('../db/pgsql/tracker_output.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 			$error .= create_db::import_file('../db/pgsql/tracker_live.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 			$error .= create_db::import_file('../db/pgsql/marine_output.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 			$error .= create_db::import_file('../db/pgsql/marine_live.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 			$error .= create_db::import_file('../db/pgsql/marine_identity.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 			$error .= create_db::import_file('../db/pgsql/marine_mid.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 		}
 		$query = "UPDATE config SET value = '37' WHERE name = 'schema_version'";
 		try {
@@ -1661,35 +1751,55 @@ 
 		if ($globalDBdriver == 'mysql') {
 			if (!$Connection->tableExists('marine_image')) {
 				$error .= create_db::import_file('../db/marine_image.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 			if (!$Connection->tableExists('marine_archive')) {
 				$error .= create_db::import_file('../db/marine_archive.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 			if (!$Connection->tableExists('marine_archive_output')) {
 				$error .= create_db::import_file('../db/marine_archive_output.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 			if (!$Connection->tableExists('tracker_archive')) {
 				$error .= create_db::import_file('../db/tracker_archive.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 			if (!$Connection->tableExists('marine_archive_output')) {
 				$error .= create_db::import_file('../db/tracker_archive_output.sql');
-				if ($error != '') return $error;
+				if ($error != '') {
+					return $error;
+				}
 			}
 		} else {
 			$error .= create_db::import_file('../db/pgsql/marine_image.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 			$error .= create_db::import_file('../db/pgsql/marine_archive.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 			$error .= create_db::import_file('../db/pgsql/marine_archive_output.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 			$error .= create_db::import_file('../db/pgsql/tracker_archive.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 			$error .= create_db::import_file('../db/pgsql/tracker_archive_output.sql');
-			if ($error != '') return $error;
+			if ($error != '') {
+				return $error;
+			}
 		}
 		if ($globalDBdriver == 'mysql') {
 			$query = "SELECT ENGINE FROM information_schema.TABLES where TABLE_SCHEMA = '".$globalDBname."' AND TABLE_NAME = 'spotter_archive'";
@@ -1944,8 +2054,11 @@ 
     	    if ($Connection->tableExists('aircraft')) {
     		if (!$Connection->tableExists('config')) {
     		    $version = '1';
-    		    if ($update) return self::update_from_1();
-    		    else return $version;
+    		    if ($update) {
+    		    	return self::update_from_1();
+    		    } else {
+    		    	return $version;
+    		    }
 		} else {
     		    $Connection = new Connection();
 		    $query = "SELECT value FROM config WHERE name = 'schema_version' LIMIT 1";
@@ -1959,162 +2072,281 @@ 
     		    if ($update) {
     			if ($result['value'] == '2') {
     			    $error = self::update_from_2();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '3') {
     			    $error = self::update_from_3();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '4') {
     			    $error = self::update_from_4();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '5') {
     			    $error = self::update_from_5();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '6') {
     			    $error = self::update_from_6();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '7') {
     			    $error = self::update_from_7();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '8') {
     			    $error = self::update_from_8();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '9') {
     			    $error = self::update_from_9();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '10') {
     			    $error = self::update_from_10();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '11') {
     			    $error = self::update_from_11();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '12') {
     			    $error = self::update_from_12();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '13') {
     			    $error = self::update_from_13();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '14') {
     			    $error = self::update_from_14();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '15') {
     			    $error = self::update_from_15();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '16') {
     			    $error = self::update_from_16();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '17') {
     			    $error = self::update_from_17();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '18') {
     			    $error = self::update_from_18();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '19') {
     			    $error = self::update_from_19();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '20') {
     			    $error = self::update_from_20();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '21') {
     			    $error = self::update_from_21();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '22') {
     			    $error = self::update_from_22();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '23') {
     			    $error = self::update_from_23();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '24') {
     			    $error = self::update_from_24();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '25') {
     			    $error = self::update_from_25();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '26') {
     			    $error = self::update_from_26();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '27') {
     			    $error = self::update_from_27();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '28') {
     			    $error = self::update_from_28();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '29') {
     			    $error = self::update_from_29();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '30') {
     			    $error = self::update_from_30();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '31') {
     			    $error = self::update_from_31();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '32') {
     			    $error = self::update_from_32();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '33') {
     			    $error = self::update_from_33();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '34') {
     			    $error = self::update_from_34();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '35') {
     			    $error = self::update_from_35();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '36') {
     			    $error = self::update_from_36();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '37') {
     			    $error = self::update_from_37();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '38') {
     			    $error = self::update_from_38();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
     			} elseif ($result['value'] == '39') {
     			    $error = self::update_from_39();
-    			    if ($error != '') return $error;
-    			    else return self::check_version(true);
-    			} else return '';
+    			    if ($error != '') {
+    			    	return $error;
+    			    } else {
+    			    	return self::check_version(true);
+    			    }
+    			} else {
+    				return '';
+    			}
+    		    } else {
+    		    	return $result['value'];
     		    }
-    		    else return $result['value'];
 		}
 		
-	    } else return $version;
+	    } else {
+	    	return $version;
+	    }
     	}
     	
 }