diff --git a/php-api-auth-master/php-api-auth-master/README.md b/authlogin/README.md
similarity index 100%
rename from php-api-auth-master/php-api-auth-master/README.md
rename to authlogin/README.md
diff --git a/authlogin/api.php b/authlogin/api.php
new file mode 100644
index 0000000..5bab1c5
--- /dev/null
+++ b/authlogin/api.php
@@ -0,0 +1,36 @@
+<?php
+
+// uncomment the lines below when running in stand-alone mode:
+
+// for token+session based authentication (see "login_token.html" + "login_token.php"):
+
+/*
+require 'auth.php';
+$auth = new PHP_API_AUTH(array(
+	'secret'=>'someVeryLongPassPhraseChangeMe',
+));
+if ($auth->executeCommand()) exit(0);
+if (empty($_SESSION['user']) || !$auth->hasValidCsrfToken()) {
+	header('HTTP/1.0 401 Unauthorized');
+	exit(0);
+}
+*/
+
+// for form+session based authentication (see "login.html"):
+
+require 'auth.php';
+$auth = new PHP_API_AUTH(array(
+	'authenticator'=>function($user,$pass){ if ($user=='admin' && $pass=='admin') $_SESSION['user']=$user; }
+));
+if ($auth->executeCommand()) exit(0);
+if (empty($_SESSION['user']) || !$auth->hasValidCsrfToken()) {
+	header('HTTP/1.0 401 Unauthorized');
+exit(0);
+}
+
+// include your api code here:
+//
+// see: https://github.com/mevdschee/php-crud-api
+//
+// placeholder for testing:
+// echo 'Access granted!';
diff --git a/php-api-auth-master/php-api-auth-master/auth.php b/authlogin/auth.php
similarity index 100%
rename from php-api-auth-master/php-api-auth-master/auth.php
rename to authlogin/auth.php
diff --git a/php-api-auth-master/php-api-auth-master/login.html b/authlogin/login.html
similarity index 70%
rename from php-api-auth-master/php-api-auth-master/login.html
rename to authlogin/login.html
index 29c9e6b..27e5624 100644
--- a/php-api-auth-master/php-api-auth-master/login.html
+++ b/authlogin/login.html
@@ -1,4 +1,4 @@
-<form method="post" action="api.php/">
+<form method="post" action="loginInterface.php/">
 <input name="username" value="admin"/>
 <input name="password" value="admin"/>
 <input type="submit" value="ok">
diff --git a/authlogin/loginInterface.php b/authlogin/loginInterface.php
new file mode 100644
index 0000000..f02b8db
--- /dev/null
+++ b/authlogin/loginInterface.php
@@ -0,0 +1,2787 @@
+<?php
+//var_dump($_SERVER['REQUEST_METHOD'],$_SERVER['PATH_INFO']); die();
+
+
+require 'auth.php';
+$auth = new PHP_API_AUTH(array(
+	'authenticator'=>function($user,$pass){ if ($user=='admin' && $pass=='admin') $_SESSION['user']=$user; }
+));
+if ($auth->executeCommand()) exit(0);
+if (empty($_SESSION['user']) || !$auth->hasValidCsrfToken()) {
+	header('HTTP/1.0 401 Unauthorized');
+exit(0);
+}
+
+
+interface DatabaseInterface {
+	public function getSql($name);
+	public function connect($hostname,$username,$password,$database,$port,$socket,$charset);
+	public function query($sql,$params=array());
+	public function fetchAssoc($result);
+	public function fetchRow($result);
+	public function insertId($result);
+	public function affectedRows($result);
+	public function close($result);
+	public function fetchFields($table);
+	public function addLimitToSql($sql,$limit,$offset);
+	public function likeEscape($string);
+	public function isNumericType($field);
+	public function isBinaryType($field);
+	public function isGeometryType($field);
+	public function isJsonType($field);
+	public function getDefaultCharset();
+	public function beginTransaction();
+	public function commitTransaction();
+	public function rollbackTransaction();
+	public function jsonEncode($object);
+	public function jsonDecode($string);
+}
+
+class MySQL implements DatabaseInterface {
+
+	protected $db;
+	protected $queries;
+
+	public function __construct() {
+		$this->queries = array(
+			'list_tables'=>'SELECT
+					"TABLE_NAME","TABLE_COMMENT"
+				FROM
+					"INFORMATION_SCHEMA"."TABLES"
+				WHERE
+					"TABLE_SCHEMA" = ?',
+			'reflect_table'=>'SELECT
+					"TABLE_NAME"
+				FROM
+					"INFORMATION_SCHEMA"."TABLES"
+				WHERE
+					"TABLE_NAME" COLLATE \'utf8_bin\' = ? AND
+					"TABLE_SCHEMA" = ?',
+			'reflect_pk'=>'SELECT
+					"COLUMN_NAME"
+				FROM
+					"INFORMATION_SCHEMA"."COLUMNS"
+				WHERE
+					"COLUMN_KEY" = \'PRI\' AND
+					"TABLE_NAME" = ? AND
+					"TABLE_SCHEMA" = ?',
+			'reflect_belongs_to'=>'SELECT
+					"TABLE_NAME","COLUMN_NAME",
+					"REFERENCED_TABLE_NAME","REFERENCED_COLUMN_NAME"
+				FROM
+					"INFORMATION_SCHEMA"."KEY_COLUMN_USAGE"
+				WHERE
+					"TABLE_NAME" COLLATE \'utf8_bin\' = ? AND
+					"REFERENCED_TABLE_NAME" COLLATE \'utf8_bin\' IN ? AND
+					"TABLE_SCHEMA" = ? AND
+					"REFERENCED_TABLE_SCHEMA" = ?',
+			'reflect_has_many'=>'SELECT
+					"TABLE_NAME","COLUMN_NAME",
+					"REFERENCED_TABLE_NAME","REFERENCED_COLUMN_NAME"
+				FROM
+					"INFORMATION_SCHEMA"."KEY_COLUMN_USAGE"
+				WHERE
+					"TABLE_NAME" COLLATE \'utf8_bin\' IN ? AND
+					"REFERENCED_TABLE_NAME" COLLATE \'utf8_bin\' = ? AND
+					"TABLE_SCHEMA" = ? AND
+					"REFERENCED_TABLE_SCHEMA" = ?',
+			'reflect_habtm'=>'SELECT
+					k1."TABLE_NAME", k1."COLUMN_NAME",
+					k1."REFERENCED_TABLE_NAME", k1."REFERENCED_COLUMN_NAME",
+					k2."TABLE_NAME", k2."COLUMN_NAME",
+					k2."REFERENCED_TABLE_NAME", k2."REFERENCED_COLUMN_NAME"
+				FROM
+					"INFORMATION_SCHEMA"."KEY_COLUMN_USAGE" k1,
+					"INFORMATION_SCHEMA"."KEY_COLUMN_USAGE" k2
+				WHERE
+					k1."TABLE_SCHEMA" = ? AND
+					k2."TABLE_SCHEMA" = ? AND
+					k1."REFERENCED_TABLE_SCHEMA" = ? AND
+					k2."REFERENCED_TABLE_SCHEMA" = ? AND
+					k1."TABLE_NAME" COLLATE \'utf8_bin\' = k2."TABLE_NAME" COLLATE \'utf8_bin\' AND
+					k1."REFERENCED_TABLE_NAME" COLLATE \'utf8_bin\' = ? AND
+					k2."REFERENCED_TABLE_NAME" COLLATE \'utf8_bin\' IN ?',
+			'reflect_columns'=> 'SELECT
+					"COLUMN_NAME", "COLUMN_DEFAULT", "IS_NULLABLE", "DATA_TYPE", "CHARACTER_MAXIMUM_LENGTH"
+				FROM 
+					"INFORMATION_SCHEMA"."COLUMNS" 
+				WHERE 
+					"TABLE_NAME" = ? AND
+					"TABLE_SCHEMA" = ?
+				ORDER BY
+					"ORDINAL_POSITION"'
+		);
+	}
+
+	public function getSql($name) {
+		return isset($this->queries[$name])?$this->queries[$name]:false;
+	}
+
+	public function connect($hostname,$username,$password,$database,$port,$socket,$charset) {
+		$db = mysqli_init();
+		if (defined('MYSQLI_OPT_INT_AND_FLOAT_NATIVE')) {
+			mysqli_options($db,MYSQLI_OPT_INT_AND_FLOAT_NATIVE,true);
+		}
+		$success = mysqli_real_connect($db,$hostname,$username,$password,$database,$port,$socket,MYSQLI_CLIENT_FOUND_ROWS);
+		if (!$success) {
+			throw new \Exception('Connect failed. '.mysqli_connect_error());
+		}
+		if (!mysqli_set_charset($db,$charset)) {
+			throw new \Exception('Error setting charset. '.mysqli_error($db));
+		}
+		if (!mysqli_query($db,'SET SESSION sql_mode = \'ANSI_QUOTES\';')) {
+			throw new \Exception('Error setting ANSI quotes. '.mysqli_error($db));
+		}
+		$this->db = $db;
+	}
+
+	public function query($sql,$params=array()) {
+		$db = $this->db;
+		$sql = preg_replace_callback('/\!|\?/', function ($matches) use (&$db,&$params) {
+			$param = array_shift($params);
+			if ($matches[0]=='!') {
+				$key = preg_replace('/[^a-zA-Z0-9\-_=<> ]/','',is_object($param)?$param->key:$param);
+				if (is_object($param) && $param->type=='hex') {
+					return "HEX(\"$key\") as \"$key\"";
+				}
+				if (is_object($param) && $param->type=='wkt') {
+					return "ST_AsText(\"$key\") as \"$key\"";
+				}
+				return '"'.$key.'"';
+			} else {
+				if (is_array($param)) return '('.implode(',',array_map(function($v) use (&$db) {
+					return "'".mysqli_real_escape_string($db,$v)."'";
+				},$param)).')';
+				if (is_object($param) && $param->type=='hex') {
+					return "x'".$param->value."'";
+				}
+				if (is_object($param) && $param->type=='wkt') {
+					return "ST_GeomFromText('".mysqli_real_escape_string($db,$param->value)."')";
+				}
+				if ($param===null) return 'NULL';
+				return "'".mysqli_real_escape_string($db,$param)."'";
+			}
+		}, $sql);
+		//if (!strpos($sql,'INFORMATION_SCHEMA')) echo "\n$sql\n";
+		//if (!strpos($sql,'INFORMATION_SCHEMA')) file_put_contents('log.txt',"\n$sql\n",FILE_APPEND);
+		return mysqli_query($db,$sql);
+	}
+
+	public function fetchAssoc($result) {
+		return mysqli_fetch_assoc($result);
+	}
+
+	public function fetchRow($result) {
+		return mysqli_fetch_row($result);
+	}
+
+	public function insertId($result) {
+		return mysqli_insert_id($this->db);
+	}
+
+	public function affectedRows($result) {
+		return mysqli_affected_rows($this->db);
+	}
+
+	public function close($result) {
+		return mysqli_free_result($result);
+	}
+
+	public function fetchFields($table) {
+		$result = $this->query('SELECT * FROM ! WHERE 1=2;',array($table));
+		return mysqli_fetch_fields($result);
+	}
+
+	public function addLimitToSql($sql,$limit,$offset) {
+		return "$sql LIMIT $limit OFFSET $offset";
+	}
+
+	public function likeEscape($string) {
+		return addcslashes($string,'%_');
+	}
+
+	public function convertFilter($field, $comparator, $value) {
+		return false;
+	}
+
+	public function isNumericType($field) {
+		return in_array($field->type,array(1,2,3,4,5,6,8,9));
+	}
+
+	public function isBinaryType($field) {
+		//echo "$field->name: $field->type ($field->flags)\n";
+		return (($field->flags & 128) && (($field->type>=249 && $field->type<=252) || ($field->type>=253 && $field->type<=254 && $field->charsetnr==63)));
+	}
+
+	public function isGeometryType($field) {
+		return ($field->type==255);
+	}
+
+	public function isJsonType($field) {
+		return ($field->type==245);
+	}
+
+	public function getDefaultCharset() {
+		return 'utf8';
+	}
+
+	public function beginTransaction() {
+		mysqli_query($this->db,'BEGIN');
+		//return mysqli_begin_transaction($this->db);
+	}
+
+	public function commitTransaction() {
+		mysqli_query($this->db,'COMMIT');
+		//return mysqli_commit($this->db);
+	}
+
+	public function rollbackTransaction() {
+		mysqli_query($this->db,'ROLLBACK');
+		//return mysqli_rollback($this->db);
+	}
+
+	public function jsonEncode($object) {
+		return json_encode($object);
+	}
+
+	public function jsonDecode($string) {
+		return json_decode($string);
+	}
+}
+
+class PostgreSQL implements DatabaseInterface {
+
+	protected $db;
+	protected $queries;
+
+	public function __construct() {
+		$this->queries = array(
+			'list_tables'=>'select
+					"table_name",\'\' as "table_comment"
+				from
+					"information_schema"."tables"
+				where
+					"table_schema" = \'public\' and
+					"table_catalog" = ?',
+			'reflect_table'=>'select
+					"table_name"
+				from
+					"information_schema"."tables"
+				where
+					"table_name" = ? and
+					"table_schema" = \'public\' and
+					"table_catalog" = ?',
+			'reflect_pk'=>'select
+					"column_name"
+				from
+					"information_schema"."table_constraints" tc,
+					"information_schema"."key_column_usage" ku
+				where
+					tc."constraint_type" = \'PRIMARY KEY\' and
+					tc."constraint_name" = ku."constraint_name" and
+					ku."table_name" = ? and
+					ku."table_schema" = \'public\' and
+					ku."table_catalog" = ?',
+			'reflect_belongs_to'=>'select
+					cu1."table_name",cu1."column_name",
+					cu2."table_name",cu2."column_name"
+				from
+					"information_schema".referential_constraints rc,
+					"information_schema".key_column_usage cu1,
+					"information_schema".key_column_usage cu2
+				where
+					cu1."constraint_name" = rc."constraint_name" and
+					cu2."constraint_name" = rc."unique_constraint_name" and
+					cu1."table_name" = ? and
+					cu2."table_name" in ? and
+					cu1."table_schema" = \'public\' and
+					cu2."table_schema" = \'public\' and
+					cu1."table_catalog" = ? and
+					cu2."table_catalog" = ?',
+			'reflect_has_many'=>'select
+					cu1."table_name",cu1."column_name",
+					cu2."table_name",cu2."column_name"
+				from
+					"information_schema".referential_constraints rc,
+					"information_schema".key_column_usage cu1,
+					"information_schema".key_column_usage cu2
+				where
+					cu1."constraint_name" = rc."constraint_name" and
+					cu2."constraint_name" = rc."unique_constraint_name" and
+					cu1."table_name" in ? and
+					cu2."table_name" = ? and
+					cu1."table_schema" = \'public\' and
+					cu2."table_schema" = \'public\' and
+					cu1."table_catalog" = ? and
+					cu2."table_catalog" = ?',
+			'reflect_habtm'=>'select
+					cua1."table_name",cua1."column_name",
+					cua2."table_name",cua2."column_name",
+					cub1."table_name",cub1."column_name",
+					cub2."table_name",cub2."column_name"
+				from
+					"information_schema".referential_constraints rca,
+					"information_schema".referential_constraints rcb,
+					"information_schema".key_column_usage cua1,
+					"information_schema".key_column_usage cua2,
+					"information_schema".key_column_usage cub1,
+					"information_schema".key_column_usage cub2
+				where
+					cua1."constraint_name" = rca."constraint_name" and
+					cua2."constraint_name" = rca."unique_constraint_name" and
+					cub1."constraint_name" = rcb."constraint_name" and
+					cub2."constraint_name" = rcb."unique_constraint_name" and
+					cua1."table_catalog" = ? and
+					cub1."table_catalog" = ? and
+					cua2."table_catalog" = ? and
+					cub2."table_catalog" = ? and
+					cua1."table_schema" = \'public\' and
+					cub1."table_schema" = \'public\' and
+					cua2."table_schema" = \'public\' and
+					cub2."table_schema" = \'public\' and
+					cua1."table_name" = cub1."table_name" and
+					cua2."table_name" = ? and
+					cub2."table_name" in ?',
+			'reflect_columns'=> 'select
+					"column_name", "column_default", "is_nullable", "data_type", "character_maximum_length"
+				from 
+					"information_schema"."columns" 
+				where
+					"table_name" = ? and
+					"table_schema" = \'public\' and
+					"table_catalog" = ?
+				order by
+					"ordinal_position"'
+		);
+	}
+
+	public function getSql($name) {
+		return isset($this->queries[$name])?$this->queries[$name]:false;
+	}
+
+	public function connect($hostname,$username,$password,$database,$port,$socket,$charset) {
+		$e = function ($v) { return str_replace(array('\'','\\'),array('\\\'','\\\\'),$v); };
+		$conn_string = '';
+		if ($hostname || $socket) {
+			if ($socket) $hostname = $e($socket);
+			else $hostname = $e($hostname);
+			$conn_string.= " host='$hostname'";
+		}
+		if ($port) {
+			$port = ($port+0);
+			$conn_string.= " port='$port'";
+		}
+		if ($database) {
+			$database = $e($database);
+			$conn_string.= " dbname='$database'";
+		}
+		if ($username) {
+			$username = $e($username);
+			$conn_string.= " user='$username'";
+		}
+		if ($password) {
+			$password = $e($password);
+			$conn_string.= " password='$password'";
+		}
+		if ($charset) {
+			$charset = $e($charset);
+			$conn_string.= " options='--client_encoding=$charset'";
+		}
+		$db = pg_connect($conn_string);
+		$this->db = $db;
+	}
+
+	public function query($sql,$params=array()) {
+		$db = $this->db;
+		$sql = preg_replace_callback('/\!|\?/', function ($matches) use (&$db,&$params) {
+			$param = array_shift($params);
+			if ($matches[0]=='!') {
+				$key = preg_replace('/[^a-zA-Z0-9\-_=<> ]/','',is_object($param)?$param->key:$param);
+				if (is_object($param) && $param->type=='hex') {
+					return "encode(\"$key\",'hex') as \"$key\"";
+				}
+				if (is_object($param) && $param->type=='wkt') {
+					return "ST_AsText(\"$key\") as \"$key\"";
+				}
+				return '"'.$key.'"';
+			} else {
+				if (is_array($param)) return '('.implode(',',array_map(function($v) use (&$db) {
+					return "'".pg_escape_string($db,$v)."'";
+				},$param)).')';
+				if (is_object($param) && $param->type=='hex') {
+					return "'\x".$param->value."'";
+				}
+				if (is_object($param) && $param->type=='wkt') {
+					return "ST_GeomFromText('".pg_escape_string($db,$param->value)."')";
+				}
+				if ($param===null) return 'NULL';
+				return "'".pg_escape_string($db,$param)."'";
+			}
+		}, $sql);
+		if (strtoupper(substr($sql,0,6))=='INSERT') {
+			$sql .= ' RETURNING id;';
+		}
+		//echo "\n$sql\n";
+		return @pg_query($db,$sql);
+	}
+
+	public function fetchAssoc($result) {
+		return pg_fetch_assoc($result);
+	}
+
+	public function fetchRow($result) {
+		return pg_fetch_row($result);
+	}
+
+	public function insertId($result) {
+		list($id) = pg_fetch_row($result);
+		return (int)$id;
+	}
+
+	public function affectedRows($result) {
+		return pg_affected_rows($result);
+	}
+
+	public function close($result) {
+		return pg_free_result($result);
+	}
+
+	public function fetchFields($table) {
+		$result = $this->query('SELECT * FROM ! WHERE 1=2;',array($table));
+		$keys = array();
+		for($i=0;$i<pg_num_fields($result);$i++) {
+			$field = array();
+			$field['name'] = pg_field_name($result,$i);
+			$field['type'] = pg_field_type($result,$i);
+			$keys[$i] = (object)$field;
+		}
+		return $keys;
+	}
+
+	public function addLimitToSql($sql,$limit,$offset) {
+		return "$sql LIMIT $limit OFFSET $offset";
+	}
+
+	public function likeEscape($string) {
+		return addcslashes($string,'%_');
+	}
+
+	public function convertFilter($field, $comparator, $value) {
+		return false;
+	}
+
+	public function isNumericType($field) {
+		return in_array($field->type, array('int2', 'int4', 'int8', 'float4', 'float8'));
+	}
+
+	public function isBinaryType($field) {
+		return $field->type == 'bytea';
+	}
+
+	public function isGeometryType($field) {
+		return $field->type == 'geometry';
+	}
+
+	public function isJsonType($field) {
+		return in_array($field->type,array('json','jsonb'));
+	}
+
+	public function getDefaultCharset() {
+		return 'UTF8';
+	}
+
+	public function beginTransaction() {
+		return $this->query('BEGIN');
+	}
+
+	public function commitTransaction() {
+		return $this->query('COMMIT');
+	}
+
+	public function rollbackTransaction() {
+		return $this->query('ROLLBACK');
+	}
+
+	public function jsonEncode($object) {
+		return json_encode($object);
+	}
+
+	public function jsonDecode($string) {
+		return json_decode($string);
+	}
+}
+
+class SQLServer implements DatabaseInterface {
+
+	protected $db;
+	protected $queries;
+
+	public function __construct() {
+		$this->queries = array(
+			'list_tables'=>'SELECT
+					"TABLE_NAME",\'\' as "TABLE_COMMENT"
+				FROM
+					"INFORMATION_SCHEMA"."TABLES"
+				WHERE
+					"TABLE_CATALOG" = ?',
+			'reflect_table'=>'SELECT
+					"TABLE_NAME"
+				FROM
+					"INFORMATION_SCHEMA"."TABLES"
+				WHERE
+					"TABLE_NAME" = ? AND
+					"TABLE_CATALOG" = ?',
+			'reflect_pk'=>'SELECT
+					"COLUMN_NAME"
+				FROM
+					"INFORMATION_SCHEMA"."TABLE_CONSTRAINTS" tc,
+					"INFORMATION_SCHEMA"."KEY_COLUMN_USAGE" ku
+				WHERE
+					tc."CONSTRAINT_TYPE" = \'PRIMARY KEY\' AND
+					tc."CONSTRAINT_NAME" = ku."CONSTRAINT_NAME" AND
+					ku."TABLE_NAME" = ? AND
+					ku."TABLE_CATALOG" = ?',
+			'reflect_belongs_to'=>'SELECT
+					cu1."TABLE_NAME",cu1."COLUMN_NAME",
+					cu2."TABLE_NAME",cu2."COLUMN_NAME"
+				FROM
+					"INFORMATION_SCHEMA".REFERENTIAL_CONSTRAINTS rc,
+					"INFORMATION_SCHEMA".CONSTRAINT_COLUMN_USAGE cu1,
+					"INFORMATION_SCHEMA".CONSTRAINT_COLUMN_USAGE cu2
+				WHERE
+					cu1."CONSTRAINT_NAME" = rc."CONSTRAINT_NAME" AND
+					cu2."CONSTRAINT_NAME" = rc."UNIQUE_CONSTRAINT_NAME" AND
+					cu1."TABLE_NAME" = ? AND
+					cu2."TABLE_NAME" IN ? AND
+					cu1."TABLE_CATALOG" = ? AND
+					cu2."TABLE_CATALOG" = ?',
+			'reflect_has_many'=>'SELECT
+					cu1."TABLE_NAME",cu1."COLUMN_NAME",
+					cu2."TABLE_NAME",cu2."COLUMN_NAME"
+				FROM
+					"INFORMATION_SCHEMA".REFERENTIAL_CONSTRAINTS rc,
+					"INFORMATION_SCHEMA".CONSTRAINT_COLUMN_USAGE cu1,
+					"INFORMATION_SCHEMA".CONSTRAINT_COLUMN_USAGE cu2
+				WHERE
+					cu1."CONSTRAINT_NAME" = rc."CONSTRAINT_NAME" AND
+					cu2."CONSTRAINT_NAME" = rc."UNIQUE_CONSTRAINT_NAME" AND
+					cu1."TABLE_NAME" IN ? AND
+					cu2."TABLE_NAME" = ? AND
+					cu1."TABLE_CATALOG" = ? AND
+					cu2."TABLE_CATALOG" = ?',
+			'reflect_habtm'=>'SELECT
+					cua1."TABLE_NAME",cua1."COLUMN_NAME",
+					cua2."TABLE_NAME",cua2."COLUMN_NAME",
+					cub1."TABLE_NAME",cub1."COLUMN_NAME",
+					cub2."TABLE_NAME",cub2."COLUMN_NAME"
+				FROM
+					"INFORMATION_SCHEMA".REFERENTIAL_CONSTRAINTS rca,
+					"INFORMATION_SCHEMA".REFERENTIAL_CONSTRAINTS rcb,
+					"INFORMATION_SCHEMA".CONSTRAINT_COLUMN_USAGE cua1,
+					"INFORMATION_SCHEMA".CONSTRAINT_COLUMN_USAGE cua2,
+					"INFORMATION_SCHEMA".CONSTRAINT_COLUMN_USAGE cub1,
+					"INFORMATION_SCHEMA".CONSTRAINT_COLUMN_USAGE cub2
+				WHERE
+					cua1."CONSTRAINT_NAME" = rca."CONSTRAINT_NAME" AND
+					cua2."CONSTRAINT_NAME" = rca."UNIQUE_CONSTRAINT_NAME" AND
+					cub1."CONSTRAINT_NAME" = rcb."CONSTRAINT_NAME" AND
+					cub2."CONSTRAINT_NAME" = rcb."UNIQUE_CONSTRAINT_NAME" AND
+					cua1."TABLE_CATALOG" = ? AND
+					cub1."TABLE_CATALOG" = ? AND
+					cua2."TABLE_CATALOG" = ? AND
+					cub2."TABLE_CATALOG" = ? AND
+					cua1."TABLE_NAME" = cub1."TABLE_NAME" AND
+					cua2."TABLE_NAME" = ? AND
+					cub2."TABLE_NAME" IN ?',
+			'reflect_columns'=> 'SELECT
+					"COLUMN_NAME", "COLUMN_DEFAULT", "IS_NULLABLE", "DATA_TYPE", "CHARACTER_MAXIMUM_LENGTH"
+				FROM 
+					"INFORMATION_SCHEMA"."COLUMNS" 
+				WHERE 
+					"TABLE_NAME" LIKE ? AND
+					"TABLE_CATALOG" = ?
+				ORDER BY
+					"ORDINAL_POSITION"'
+		);
+	}
+
+	public function getSql($name) {
+		return isset($this->queries[$name])?$this->queries[$name]:false;
+	}
+
+	public function connect($hostname,$username,$password,$database,$port,$socket,$charset) {
+		$connectionInfo = array();
+		if ($port) $hostname.=','.$port;
+		if ($username) $connectionInfo['UID']=$username;
+		if ($password) $connectionInfo['PWD']=$password;
+		if ($database) $connectionInfo['Database']=$database;
+		if ($charset) $connectionInfo['CharacterSet']=$charset;
+		$connectionInfo['QuotedId']=1;
+		$connectionInfo['ReturnDatesAsStrings']=1;
+
+		$db = sqlsrv_connect($hostname, $connectionInfo);
+		if (!$db) {
+			throw new \Exception('Connect failed. '.print_r( sqlsrv_errors(), true));
+		}
+		if ($socket) {
+			throw new \Exception('Socket connection is not supported.');
+		}
+		$this->db = $db;
+	}
+
+	public function query($sql,$params=array()) {
+		$args = array();
+		$db = $this->db;
+		$sql = preg_replace_callback('/\!|\?/', function ($matches) use (&$db,&$params,&$args) {
+			static $i=-1;
+			$i++;
+			$param = $params[$i];
+			if ($matches[0]=='!') {
+				$key = preg_replace('/[^a-zA-Z0-9\-_=<> ]/','',is_object($param)?$param->key:$param);
+				if (is_object($param) && $param->type=='hex') {
+					return "CONVERT(varchar(max), \"$key\", 2) as \"$key\"";
+				}
+				if (is_object($param) && $param->type=='wkt') {
+					return "\"$key\".STAsText() as \"$key\"";
+				}
+				return '"'.$key.'"';
+			} else {
+				// This is workaround because SQLSRV cannot accept NULL in a param
+				if ($matches[0]=='?' && is_null($param)) {
+					return 'NULL';
+				}
+				if (is_array($param)) {
+					$args = array_merge($args,$param);
+					return '('.implode(',',str_split(str_repeat('?',count($param)))).')';
+				}
+				if (is_object($param) && $param->type=='hex') {
+					$args[] = $param->value;
+					return 'CONVERT(VARBINARY(MAX),?,2)';
+				}
+				if (is_object($param) && $param->type=='wkt') {
+					$args[] = $param->value;
+					return 'geometry::STGeomFromText(?,0)';
+				}
+				$args[] = $param;
+				return '?';
+			}
+		}, $sql);
+		//var_dump($params);
+		//echo "\n$sql\n";
+		//var_dump($args);
+		//file_put_contents('sql.txt',"\n$sql\n".var_export($args,true)."\n",FILE_APPEND);
+		if (strtoupper(substr($sql,0,6))=='INSERT') {
+			$sql .= ';SELECT SCOPE_IDENTITY()';
+		}
+		return sqlsrv_query($db,$sql,$args)?:null;
+	}
+
+	public function fetchAssoc($result) {
+		return sqlsrv_fetch_array($result, SQLSRV_FETCH_ASSOC);
+	}
+
+	public function fetchRow($result) {
+		return sqlsrv_fetch_array($result, SQLSRV_FETCH_NUMERIC);
+	}
+
+	public function insertId($result) {
+		sqlsrv_next_result($result);
+		sqlsrv_fetch($result);
+		return (int)sqlsrv_get_field($result, 0);
+	}
+
+	public function affectedRows($result) {
+		return sqlsrv_rows_affected($result);
+	}
+
+	public function close($result) {
+		return sqlsrv_free_stmt($result);
+	}
+
+	public function fetchFields($table) {
+		$result = $this->query('SELECT * FROM ! WHERE 1=2;',array($table));
+		//var_dump(sqlsrv_field_metadata($result));
+		return array_map(function($a){
+			$p = array();
+			foreach ($a as $k=>$v) {
+				$p[strtolower($k)] = $v;
+			}
+			return (object)$p;
+		},sqlsrv_field_metadata($result));
+	}
+
+	public function addLimitToSql($sql,$limit,$offset) {
+		return "$sql OFFSET $offset ROWS FETCH NEXT $limit ROWS ONLY";
+	}
+
+	public function likeEscape($string) {
+		return str_replace(array('%','_'),array('[%]','[_]'),$string);
+	}
+
+	public function convertFilter($field, $comparator, $value) {
+		$comparator = strtolower($comparator);
+		if ($comparator[0]!='n') {
+			switch ($comparator) {
+				case 'sco': return array('!.STContains(geometry::STGeomFromText(?,0))=1',$field,$value);
+				case 'scr': return array('!.STCrosses(geometry::STGeomFromText(?,0))=1',$field,$value);
+				case 'sdi': return array('!.STDisjoint(geometry::STGeomFromText(?,0))=1',$field,$value);
+				case 'seq': return array('!.STEquals(geometry::STGeomFromText(?,0))=1',$field,$value);
+				case 'sin': return array('!.STIntersects(geometry::STGeomFromText(?,0))=1',$field,$value);
+				case 'sov': return array('!.STOverlaps(geometry::STGeomFromText(?,0))=1',$field,$value);
+				case 'sto': return array('!.STTouches(geometry::STGeomFromText(?,0))=1',$field,$value);
+				case 'swi': return array('!.STWithin(geometry::STGeomFromText(?,0))=1',$field,$value);
+				case 'sic': return array('!.STIsClosed()=1',$field);
+				case 'sis': return array('!.STIsSimple()=1',$field);
+				case 'siv': return array('!.STIsValid()=1',$field);
+			}
+		} else {
+			switch ($comparator) {
+				case 'nsco': return array('!.STContains(geometry::STGeomFromText(?,0))=0',$field,$value);
+				case 'nscr': return array('!.STCrosses(geometry::STGeomFromText(?,0))=0',$field,$value);
+				case 'nsdi': return array('!.STDisjoint(geometry::STGeomFromText(?,0))=0',$field,$value);
+				case 'nseq': return array('!.STEquals(geometry::STGeomFromText(?,0))=0',$field,$value);
+				case 'nsin': return array('!.STIntersects(geometry::STGeomFromText(?,0))=0',$field,$value);
+				case 'nsov': return array('!.STOverlaps(geometry::STGeomFromText(?,0))=0',$field,$value);
+				case 'nsto': return array('!.STTouches(geometry::STGeomFromText(?,0))=0',$field,$value);
+				case 'nswi': return array('!.STWithin(geometry::STGeomFromText(?,0))=0',$field,$value);
+				case 'nsic': return array('!.STIsClosed()=0',$field);
+				case 'nsis': return array('!.STIsSimple()=0',$field);
+				case 'nsiv': return array('!.STIsValid()=0',$field);
+			}
+		}
+		return false;
+	}
+
+	public function isNumericType($field) {
+		return in_array($field->type,array(-6,-5,4,5,2,6,7));
+	}
+
+	public function isBinaryType($field) {
+		return ($field->type>=-4 && $field->type<=-2);
+	}
+
+	public function isGeometryType($field) {
+		return ($field->type==-151);
+	}
+
+	public function isJsonType($field) {
+		return ($field->type==-152);
+	}
+
+	public function getDefaultCharset() {
+		return 'UTF-8';
+	}
+
+	public function beginTransaction() {
+		return sqlsrv_begin_transaction($this->db);
+	}
+
+	public function commitTransaction() {
+		return sqlsrv_commit($this->db);
+	}
+
+	public function rollbackTransaction() {
+		return sqlsrv_rollback($this->db);
+	}
+
+	public function jsonEncode($object) {
+		$a = $object;
+		$d = new DOMDocument();
+		$c = $d->createElement("root");
+		$d->appendChild($c);
+		$t = function($v) {
+			$type = gettype($v);
+			switch($type) {
+				case 'integer': return 'number';
+				case 'double':  return 'number';
+				default: return strtolower($type);
+			}
+		};
+		$f = function($f,$c,$a,$s=false) use ($t,$d) {
+			$c->setAttribute('type', $t($a));
+			if ($t($a) != 'array' && $t($a) != 'object') {
+				if ($t($a) == 'boolean') {
+					$c->appendChild($d->createTextNode($a?'true':'false'));
+				} else {
+					$c->appendChild($d->createTextNode($a));
+				}
+			} else {
+				foreach($a as $k=>$v) {
+					if ($k == '__type' && $t($a) == 'object') {
+						$c->setAttribute('__type', $v);
+					} else {
+						if ($t($v) == 'object') {
+							$ch = $c->appendChild($d->createElementNS(null, $s ? 'item' : $k));
+							$f($f, $ch, $v);
+						} else if ($t($v) == 'array') {
+							$ch = $c->appendChild($d->createElementNS(null, $s ? 'item' : $k));
+							$f($f, $ch, $v, true);
+						} else {
+							$va = $d->createElementNS(null, $s ? 'item' : $k);
+							if ($t($v) == 'boolean') {
+								$va->appendChild($d->createTextNode($v?'true':'false'));
+							} else {
+								$va->appendChild($d->createTextNode($v));
+							}
+							$ch = $c->appendChild($va);
+							$ch->setAttribute('type', $t($v));
+						}
+					}
+				}
+			}
+		};
+		$f($f,$c,$a,$t($a)=='array');
+		return $d->saveXML($d->documentElement);
+	}
+
+	public function jsonDecode($string) {
+		$a = dom_import_simplexml(simplexml_load_string($string));
+		$t = function($v) {
+			return $v->getAttribute('type');
+		};
+		$f = function($f,$a) use ($t) {
+			$c = null;
+			if ($t($a)=='null') {
+				$c = null; 
+			} else if ($t($a)=='boolean') {
+				$b = substr(strtolower($a->textContent),0,1);
+				$c = in_array($b,array('1','t'));
+			} else if ($t($a)=='number') {
+				$c = $a->textContent+0; 
+			} else if ($t($a)=='string') {
+				$c = $a->textContent;
+			} else if ($t($a)=='object') {
+				$c = array();
+				if ($a->getAttribute('__type')) {
+					$c['__type'] = $a->getAttribute('__type');
+				}
+				for ($i=0;$i<$a->childNodes->length;$i++) {
+					$v = $a->childNodes[$i];
+					$c[$v->nodeName] = $f($f,$v);
+				}
+				$c = (object)$c;
+			} else if ($t($a)=='array') {
+				$c = array();
+				for ($i=0;$i<$a->childNodes->length;$i++) {
+					$v = $a->childNodes[$i];
+					$c[$i] = $f($f,$v);
+				}
+			}
+			return $c;
+		};
+		$c = $f($f,$a);
+		return $c;
+	}
+}
+
+class SQLite implements DatabaseInterface {
+
+	protected $db;
+	protected $queries;
+
+	public function __construct() {
+		$this->queries = array(
+			'list_tables'=>'SELECT
+					"name", ""
+				FROM
+					"sys/tables"',
+			'reflect_table'=>'SELECT
+					"name"
+				FROM
+					"sys/tables"
+				WHERE
+					"name"=?',
+			'reflect_pk'=>'SELECT
+					"name"
+				FROM
+					"sys/columns"
+				WHERE
+					"pk"=1 AND
+					"self"=?',
+			'reflect_belongs_to'=>'SELECT
+					"self", "from",
+					"table", "to"
+				FROM
+					"sys/foreign_keys"
+				WHERE
+					"self" = ? AND
+					"table" IN ? AND
+					? like "%" AND
+					? like "%"',
+			'reflect_has_many'=>'SELECT
+					"self", "from",
+					"table", "to"
+				FROM
+					"sys/foreign_keys"
+				WHERE
+					"self" IN ? AND
+					"table" = ? AND
+					? like "%" AND
+					? like "%"',
+			'reflect_habtm'=>'SELECT
+					k1."self", k1."from",
+					k1."table", k1."to",
+					k2."self", k2."from",
+					k2."table", k2."to"
+				FROM
+					"sys/foreign_keys" k1,
+					"sys/foreign_keys" k2
+				WHERE
+					? like "%" AND
+					? like "%" AND
+					? like "%" AND
+					? like "%" AND
+					k1."self" = k2."self" AND
+					k1."table" = ? AND
+					k2."table" IN ?',
+			'reflect_columns'=> 'SELECT
+					"name", "dflt_value", case when "notnull"==1 then \'no\' else \'yes\' end as "nullable", "type", 2147483647
+				FROM 
+					"sys/columns"
+				WHERE 
+					"self"=?
+				ORDER BY
+					"cid"'
+		);
+	}
+
+	public function getSql($name) {
+		return isset($this->queries[$name])?$this->queries[$name]:false;
+	}
+
+	public function connect($hostname,$username,$password,$database,$port,$socket,$charset) {
+		$this->db = new SQLite3($database);
+		// optimizations
+		$this->db->querySingle('PRAGMA synchronous = NORMAL');
+		$this->db->querySingle('PRAGMA foreign_keys = on');
+		$reflection = $this->db->querySingle('SELECT name FROM sqlite_master WHERE type = "table" and name like "sys/%"');
+		if (!$reflection) {
+			//create reflection tables
+			$this->query('CREATE table "sys/version" ("version" integer)');
+			$this->query('CREATE table "sys/tables" ("name" text)');
+			$this->query('CREATE table "sys/columns" ("self" text,"cid" integer,"name" text,"type" integer,"notnull" integer,"dflt_value" integer,"pk" integer)');
+			$this->query('CREATE table "sys/foreign_keys" ("self" text,"id" integer,"seq" integer,"table" text,"from" text,"to" text,"on_update" text,"on_delete" text,"match" text)');
+		}
+		$version = $this->db->querySingle('pragma schema_version');
+		if ($version != $this->db->querySingle('SELECT "version" from "sys/version"')) {
+			// reflection may take a while
+			set_time_limit(3600);
+			// update version data
+			$this->query('DELETE FROM "sys/version"');
+			$this->query('INSERT into "sys/version" ("version") VALUES (?)',array($version));
+			// update tables data
+			$this->query('DELETE FROM "sys/tables"');
+			$result = $this->query('SELECT * FROM sqlite_master WHERE (type = "table" or type = "view") and name not like "sys/%" and name<>"sqlite_sequence"');
+			$tables = array();
+			while ($row = $this->fetchAssoc($result)) {
+				$tables[] = $row['name'];
+				$this->query('INSERT into "sys/tables" ("name") VALUES (?)',array($row['name']));
+			}
+			// update columns and foreign_keys data
+			$this->query('DELETE FROM "sys/columns"');
+			$this->query('DELETE FROM "sys/foreign_keys"');
+			foreach ($tables as $table) {
+				$result = $this->query('pragma table_info(!)',array($table));
+				while ($row = $this->fetchRow($result)) {
+					array_unshift($row, $table);
+					$this->query('INSERT into "sys/columns" ("self","cid","name","type","notnull","dflt_value","pk") VALUES (?,?,?,?,?,?,?)',$row);
+				}
+				$result = $this->query('pragma foreign_key_list(!)',array($table));
+				while ($row = $this->fetchRow($result)) {
+					array_unshift($row, $table);
+					$this->query('INSERT into "sys/foreign_keys" ("self","id","seq","table","from","to","on_update","on_delete","match") VALUES (?,?,?,?,?,?,?,?,?)',$row);
+				}
+			}
+		}
+	}
+
+	public function query($sql,$params=array()) {
+		$db = $this->db;
+		$sql = preg_replace_callback('/\!|\?/', function ($matches) use (&$db,&$params) {
+			$param = array_shift($params);
+			if ($matches[0]=='!') {
+				$key = preg_replace('/[^a-zA-Z0-9\-_=<> ]/','',is_object($param)?$param->key:$param);
+				return '"'.$key.'"';
+			} else {
+				if (is_array($param)) return '('.implode(',',array_map(function($v) use (&$db) {
+					return "'".$db->escapeString($v)."'";
+				},$param)).')';
+				if (is_object($param) && $param->type=='hex') {
+					return "'".$db->escapeString($param->value)."'";
+				}
+				if (is_object($param) && $param->type=='wkt') {
+					return "'".$db->escapeString($param->value)."'";
+				}
+				if ($param===null) return 'NULL';
+				return "'".$db->escapeString($param)."'";
+			}
+		}, $sql);
+		//echo "\n$sql\n";
+		try {	$result=$db->query($sql); } catch(\Exception $e) { $result=null; }
+		return $result;
+	}
+
+	public function fetchAssoc($result) {
+		return $result->fetchArray(SQLITE3_ASSOC);
+	}
+
+	public function fetchRow($result) {
+		return $result->fetchArray(SQLITE3_NUM);
+	}
+
+	public function insertId($result) {
+		return $this->db->lastInsertRowID();
+	}
+
+	public function affectedRows($result) {
+		return $this->db->changes();
+	}
+
+	public function close($result) {
+		return $result->finalize();
+	}
+
+	public function fetchFields($table) {
+		$result = $this->query('SELECT * FROM "sys/columns" WHERE "self"=?;',array($table));
+		$fields = array();
+		while ($row = $this->fetchAssoc($result)){
+			$fields[strtolower($row['name'])] = (object)$row;
+		}
+		return $fields;
+	}
+
+	public function addLimitToSql($sql,$limit,$offset) {
+		return "$sql LIMIT $limit OFFSET $offset";
+	}
+
+	public function likeEscape($string) {
+		return addcslashes($string,'%_');
+	}
+
+	public function convertFilter($field, $comparator, $value) {
+		return false;
+	}
+
+	public function isNumericType($field) {
+		return in_array($field->type,array('integer','real'));
+	}
+
+	public function isBinaryType($field) {
+		return (substr($field->type,0,4)=='data');
+	}
+
+	public function isGeometryType($field) {
+		return in_array($field->type,array('geometry'));
+	}
+
+	public function isJsonType($field) {
+		return in_array($field->type,array('json','jsonb'));
+	}
+
+	public function getDefaultCharset() {
+		return 'utf8';
+	}
+
+	public function beginTransaction() {
+		return $this->query('BEGIN');
+	}
+
+	public function commitTransaction() {
+		return $this->query('COMMIT');
+	}
+
+	public function rollbackTransaction() {
+		return $this->query('ROLLBACK');
+	}
+
+	public function jsonEncode($object) {
+		return json_encode($object);
+	}
+
+	public function jsonDecode($string) {
+		return json_decode($string);
+	}
+}
+
+class PHP_CRUD_API {
+
+	protected $db;
+	protected $settings;
+
+	protected function mapMethodToAction($method,$key) {
+		switch ($method) {
+			case 'OPTIONS': return 'headers';
+			case 'GET': return ($key===false)?'list':'read';
+			case 'PUT': return 'update';
+			case 'POST': return 'create';
+			case 'DELETE': return 'delete';
+			case 'PATCH': return 'increment';
+			default: $this->exitWith404('method');
+		}
+		return false;
+	}
+
+	protected function parseRequestParameter(&$request,$characters) {
+		if ($request==='') return false;
+		$pos = strpos($request,'/');
+		$value = $pos?substr($request,0,$pos):$request;
+		$request = $pos?substr($request,$pos+1):'';
+		if (!$characters) return $value;
+		return preg_replace("/[^$characters]/",'',$value);
+	}
+
+	protected function parseGetParameter($get,$name,$characters) {
+		$value = isset($get[$name])?$get[$name]:false;
+		return $characters?preg_replace("/[^$characters]/",'',$value):$value;
+	}
+
+	protected function parseGetParameterArray($get,$name,$characters) {
+		$values = isset($get[$name])?$get[$name]:false;
+		if (!is_array($values)) $values = array($values);
+		if ($characters) {
+			foreach ($values as &$value) {
+				$value = preg_replace("/[^$characters]/",'',$value);
+			}
+		}
+		return $values;
+	}
+
+	protected function applyBeforeHandler(&$action,&$database,&$table,&$ids,&$callback,&$inputs) {
+		if (is_callable($callback,true)) {
+			$max = count($ids)?:count($inputs);
+			$values = array('action'=>$action,'database'=>$database,'table'=>$table);
+			for ($i=0;$i<$max;$i++) {
+				$action = $values['action'];
+				$database = $values['database'];
+				$table = $values['table'];
+				if (!isset($ids[$i])) $ids[$i] = false;
+				if (!isset($inputs[$i])) $inputs[$i] = false;
+				$callback($action,$database,$table,$ids[$i],$inputs[$i]);
+			}
+		}
+	}
+
+	protected function applyAfterHandler($parameters,$outputs) {
+		$callback = $parameters['after'];
+		if (is_callable($callback,true)) {
+			$action = $parameters['action'];
+			$database = $parameters['database'];
+			$table = $parameters['tables'][0];
+			$ids = $parameters['key'][0];
+			$inputs = $parameters['inputs'];
+			$max = max(count($ids),count($inputs));
+			for ($i=0;$i<$max;$i++) {
+				$id = isset($ids[$i])?$ids[$i]:false;
+				$input = isset($inputs[$i])?$inputs[$i]:false;
+				$output = is_array($outputs)?$outputs[$i]:$outputs;
+				$callback($action,$database,$table,$id,$input,$output);
+			}
+		}
+	}
+
+	protected function applyTableAuthorizer($callback,$action,$database,&$tables) {
+		if (is_callable($callback,true)) foreach ($tables as $i=>$table) {
+			if (!$callback($action,$database,$table)) {
+				unset($tables[$i]);
+			}
+		}
+	}
+
+	protected function applyRecordFilter($callback,$action,$database,$tables,&$filters) {
+		if (is_callable($callback,true)) foreach ($tables as $i=>$table) {
+			$this->addFilters($filters,$table,array($table=>'and'),$callback($action,$database,$table));
+		}
+	}
+
+	protected function applyTenancyFunction($callback,$action,$database,$fields,&$filters) {
+		if (is_callable($callback,true)) foreach ($fields as $table=>$keys) {
+			foreach ($keys as $field) {
+				$v = $callback($action,$database,$table,$field->name);
+				if ($v!==null) {
+					if (is_array($v)) $this->addFilter($filters,$table,'and',$field->name,'in',implode(',',$v));
+					else $this->addFilter($filters,$table,'and',$field->name,'eq',$v);
+				}
+			}
+		}
+	}
+
+	protected function applyColumnAuthorizer($callback,$action,$database,&$fields) {
+		if (is_callable($callback,true)) foreach ($fields as $table=>$keys) {
+			foreach ($keys as $field) {
+				if (!$callback($action,$database,$table,$field->name)) {
+					unset($fields[$table][$field->name]);
+				}
+			}
+		}
+	}
+
+	protected function applyInputTenancy($callback,$action,$database,$table,&$input,$keys) {
+		if (is_callable($callback,true)) foreach ($keys as $key=>$field) {
+			$v = $callback($action,$database,$table,$key);
+			if ($v!==null && (isset($input->$key) || $action=='create')) {
+				if (is_array($v)) {
+					if (!count($v)) {
+						$input->$key = null;
+					} elseif (!isset($input->$key)) {
+						$input->$key = $v[0];
+					} elseif (!in_array($input->$key,$v)) {
+						$input->$key = null;
+					}
+				} else {
+					$input->$key = $v;
+				}
+			}
+		}
+	}
+
+	protected function applyInputSanitizer($callback,$action,$database,$table,&$input,$keys) {
+		if (is_callable($callback,true)) foreach ((array)$input as $key=>$value) {
+			if (isset($keys[$key])) {
+				$input->$key = $callback($action,$database,$table,$key,$keys[$key]->type,$value);
+			}
+		}
+	}
+
+	protected function applyInputValidator($callback,$action,$database,$table,$input,$keys,$context) {
+		$errors = array();
+		if (is_callable($callback,true)) foreach ((array)$input as $key=>$value) {
+			if (isset($keys[$key])) {
+				$error = $callback($action,$database,$table,$key,$keys[$key]->type,$value,$context);
+				if ($error!==true && $error!==null) $errors[$key] = $error;
+			}
+		}
+		if (!empty($errors)) $this->exitWith422($errors);
+	}
+
+	protected function processTableAndIncludeParameters($database,$table,$include,$action) {
+		$blacklist = array('information_schema','mysql','sys','pg_catalog');
+		if (in_array(strtolower($database), $blacklist)) return array();
+		$table_list = array();
+		if ($result = $this->db->query($this->db->getSql('reflect_table'),array($table,$database))) {
+			while ($row = $this->db->fetchRow($result)) $table_list[] = $row[0];
+			$this->db->close($result);
+		}
+		if (empty($table_list)) $this->exitWith404('entity');
+		if ($action=='list') {
+			foreach (explode(',',$include) as $table) {
+				if ($result = $this->db->query($this->db->getSql('reflect_table'),array($table,$database))) {
+					while ($row = $this->db->fetchRow($result)) $table_list[] = $row[0];
+					$this->db->close($result);
+				}
+			}
+		}
+		return $table_list;
+	}
+
+	protected function exitWith404($type) {
+		if (isset($_SERVER['REQUEST_METHOD'])) {
+			header('Content-Type:',true,404);
+			die("Not found ($type)");
+		} else {
+			throw new \Exception("Not found ($type)");
+		}
+	}
+
+	protected function exitWith400($type) {
+		if (isset($_SERVER['REQUEST_METHOD'])) {
+			header('Content-Type:',true,400);
+			die("The request could not be understood by the server due to malformed syntax. The client SHOULD NOT repeat the request without modifications. ($type)");
+		} else {
+			throw new \Exception("Bad request ($type)");
+		}
+	}
+
+	protected function exitWith422($object) {
+		if (isset($_SERVER['REQUEST_METHOD'])) {
+			header('Content-Type:',true,422);
+			die(json_encode($object));
+		} else {
+			throw new \Exception(json_encode($object));
+		}
+	}
+
+	protected function headersCommand($parameters) {
+		$headers = array();
+		$headers[]='Access-Control-Allow-Headers: Content-Type, X-XSRF-TOKEN';
+		$headers[]='Access-Control-Allow-Methods: OPTIONS, GET, PUT, POST, DELETE, PATCH';
+		$headers[]='Access-Control-Allow-Credentials: true';
+		$headers[]='Access-Control-Max-Age: 1728000';
+		if (isset($_SERVER['REQUEST_METHOD'])) {
+			foreach ($headers as $header) header($header);
+		} else {
+			echo json_encode($headers);
+		}
+		return false;
+	}
+
+	protected function startOutput() {
+		if (isset($_SERVER['REQUEST_METHOD'])) {
+			header('Content-Type: application/json; charset=utf-8');
+		}
+	}
+
+	protected function findPrimaryKeys($table,$database) {
+		$fields = array();
+		if ($result = $this->db->query($this->db->getSql('reflect_pk'),array($table,$database))) {
+			while ($row = $this->db->fetchRow($result)) {
+				$fields[] = $row[0];
+			}
+			$this->db->close($result);
+		}
+		return $fields;
+	}
+
+	protected function processKeyParameter($key,$tables,$database) {
+		if ($key===false) return false;
+		$fields = $this->findPrimaryKeys($tables[0],$database);
+		if (count($fields)!=1) $this->exitWith404('1pk');
+		return array(explode(',',$key),$fields[0]);
+	}
+
+	protected function processOrderingsParameter($orderings) {
+		if (!$orderings) return false;
+		foreach ($orderings as &$order) {
+			$order = explode(',',$order,2);
+			if (count($order)<2) $order[1]='ASC';
+			if (!strlen($order[0])) return false;
+			$direction = strtoupper($order[1]);
+			if (in_array($direction,array('ASC','DESC'))) {
+				$order[1] = $direction;
+			}
+		}
+		return $orderings;
+	}
+
+	protected function convertFilter($field, $comparator, $value) {
+		$result = $this->db->convertFilter($field,$comparator,$value);
+		if ($result) return $result;
+		// default behavior
+		$comparator = strtolower($comparator);
+		if ($comparator[0]!='n') {
+			if (strlen($comparator)==2) {
+				switch ($comparator) {
+					case 'cs': return array('! LIKE ?',$field,'%'.$this->db->likeEscape($value).'%');
+					case 'sw': return array('! LIKE ?',$field,$this->db->likeEscape($value).'%');
+					case 'ew': return array('! LIKE ?',$field,'%'.$this->db->likeEscape($value));
+					case 'eq': return array('! = ?',$field,$value);
+					case 'lt': return array('! < ?',$field,$value);
+					case 'le': return array('! <= ?',$field,$value);
+					case 'ge': return array('! >= ?',$field,$value);
+					case 'gt': return array('! > ?',$field,$value);
+					case 'bt':
+						$v = explode(',',$value);
+						if (count($v)<2) return false;
+						return array('! BETWEEN ? AND ?',$field,$v[0],$v[1]);
+					case 'in': return array('! IN ?',$field,explode(',',$value));
+					case 'is': return array('! IS NULL',$field);
+				}
+			} else {
+				switch ($comparator) {
+					case 'sco': return array('ST_Contains(!,ST_GeomFromText(?))=TRUE',$field,$value);
+					case 'scr': return array('ST_Crosses(!,ST_GeomFromText(?))=TRUE',$field,$value);
+					case 'sdi': return array('ST_Disjoint(!,ST_GeomFromText(?))=TRUE',$field,$value);
+					case 'seq': return array('ST_Equals(!,ST_GeomFromText(?))=TRUE',$field,$value);
+					case 'sin': return array('ST_Intersects(!,ST_GeomFromText(?))=TRUE',$field,$value);
+					case 'sov': return array('ST_Overlaps(!,ST_GeomFromText(?))=TRUE',$field,$value);
+					case 'sto': return array('ST_Touches(!,ST_GeomFromText(?))=TRUE',$field,$value);
+					case 'swi': return array('ST_Within(!,ST_GeomFromText(?))=TRUE',$field,$value);
+					case 'sic': return array('ST_IsClosed(!)=TRUE',$field);
+					case 'sis': return array('ST_IsSimple(!)=TRUE',$field);
+					case 'siv': return array('ST_IsValid(!)=TRUE',$field);
+				}
+			}
+		} else {
+			if (strlen($comparator)==2) {
+				switch ($comparator) {
+					case 'ne': return $this->convertFilter($field, 'neq', $value); // deprecated
+					case 'ni': return $this->convertFilter($field, 'nin', $value); // deprecated
+					case 'no': return $this->convertFilter($field, 'nis', $value); // deprecated
+				}
+			} elseif (strlen($comparator)==3) {
+				switch ($comparator) {
+					case 'ncs': return array('! NOT LIKE ?',$field,'%'.$this->db->likeEscape($value).'%');
+					case 'nsw': return array('! NOT LIKE ?',$field,$this->db->likeEscape($value).'%');
+					case 'new': return array('! NOT LIKE ?',$field,'%'.$this->db->likeEscape($value));
+					case 'neq': return array('! <> ?',$field,$value);
+					case 'nlt': return array('! >= ?',$field,$value);
+					case 'nle': return array('! > ?',$field,$value);
+					case 'nge': return array('! < ?',$field,$value);
+					case 'ngt': return array('! <= ?',$field,$value);
+					case 'nbt':
+						$v = explode(',',$value);
+						if (count($v)<2) return false;
+						return array('! NOT BETWEEN ? AND ?',$field,$v[0],$v[1]);
+					case 'nin': return array('! NOT IN ?',$field,explode(',',$value));
+					case 'nis': return array('! IS NOT NULL',$field);
+				}
+			} else {
+				switch ($comparator) {
+					case 'nsco': return array('ST_Contains(!,ST_GeomFromText(?))=FALSE',$field,$value);
+					case 'nscr': return array('ST_Crosses(!,ST_GeomFromText(?))=FALSE',$field,$value);
+					case 'nsdi': return array('ST_Disjoint(!,ST_GeomFromText(?))=FALSE',$field,$value);
+					case 'nseq': return array('ST_Equals(!,ST_GeomFromText(?))=FALSE',$field,$value);
+					case 'nsin': return array('ST_Intersects(!,ST_GeomFromText(?))=FALSE',$field,$value);
+					case 'nsov': return array('ST_Overlaps(!,ST_GeomFromText(?))=FALSE',$field,$value);
+					case 'nsto': return array('ST_Touches(!,ST_GeomFromText(?))=FALSE',$field,$value);
+					case 'nswi': return array('ST_Within(!,ST_GeomFromText(?))=FALSE',$field,$value);
+					case 'nsic': return array('ST_IsClosed(!)=FALSE',$field);
+					case 'nsis': return array('ST_IsSimple(!)=FALSE',$field);
+					case 'nsiv': return array('ST_IsValid(!)=FALSE',$field);
+				}
+			}
+		}
+		return false;
+	}
+
+	public function addFilter(&$filters,$table,$and,$field,$comparator,$value) {
+		if (!isset($filters[$table])) $filters[$table] = array();
+		if (!isset($filters[$table][$and])) $filters[$table][$and] = array();
+		$filter = $this->convertFilter($field,$comparator,$value);
+		if ($filter) $filters[$table][$and][] = $filter;
+	}
+
+	public function addFilters(&$filters,$table,$satisfy,$filterStrings) {
+		if ($filterStrings) {
+			for ($i=0;$i<count($filterStrings);$i++) {
+				$parts = explode(',',$filterStrings[$i],3);
+				if (count($parts)>=2) {
+					if (strpos($parts[0],'.')) list($t,$f) = explode('.',$parts[0],2);
+					else list($t,$f) = array($table,$parts[0]);
+					$comparator = $parts[1];
+					$value = isset($parts[2])?$parts[2]:null;
+					$and = isset($satisfy[$t])?$satisfy[$t]:'and';
+					$this->addFilter($filters,$t,$and,$f,$comparator,$value);
+				}
+			}
+		}
+	}
+
+	protected function processSatisfyParameter($tables,$satisfyString) {
+		$satisfy = array();
+		foreach (explode(',',$satisfyString) as $str) {
+			if (strpos($str,'.')) list($t,$s) = explode('.',$str,2);
+			else list($t,$s) = array($tables[0],$str);
+			$and = ($s && strtolower($s)=='any')?'or':'and';
+			$satisfy[$t] = $and;
+		}
+		return $satisfy;
+	}
+
+	protected function processFiltersParameter($tables,$satisfy,$filterStrings) {
+		$filters = array();
+		$this->addFilters($filters,$tables[0],$satisfy,$filterStrings);
+		return $filters;
+	}
+
+	protected function processPageParameter($page) {
+		if (!$page) return false;
+		$page = explode(',',$page,2);
+		if (count($page)<2) $page[1]=20;
+		$page[0] = ($page[0]-1)*$page[1];
+		return $page;
+	}
+
+	protected function retrieveObject($key,$fields,$filters,$tables) {
+		if (!$key) return false;
+		$table = $tables[0];
+		$params = array();
+		$sql = 'SELECT ';
+		$this->convertOutputs($sql,$params,$fields[$table]);
+		$sql .= ' FROM !';
+		$params[] = $table;
+		$this->addFilter($filters,$table,'and',$key[1],'eq',$key[0][0]);
+		$this->addWhereFromFilters($filters[$table],$sql,$params);
+		$object = null;
+		if ($result = $this->db->query($sql,$params)) {
+			$object = $this->fetchAssoc($result,$fields[$table]);
+			$this->db->close($result);
+		}
+		return $object;
+	}
+
+	protected function retrieveObjects($key,$fields,$filters,$tables) {
+		$keyField = $key[1];
+		$keys = $key[0];
+		$rows = array();
+		foreach ($keys as $key) {
+			$result = $this->retrieveObject(array(array($key),$keyField),$fields,$filters,$tables);
+			if ($result===null) {
+				return null;
+			}
+			$rows[] = $result;
+		}
+		return $rows;
+	}
+
+	protected function createObject($input,$tables) {
+		if (!$input) return false;
+		$input = (array)$input;
+
+
+		/* START: Crypt password and userId. */
+		
+		$date = new DateTime();
+		$id = $date->getTimestamp() . $input['userName'];
+
+		$passwordSalt = "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824";
+
+		$hashedPassword = crypt( $password, $passwordSalt );
+		$hashedId = crypt( $id, $passwordSalt );
+
+		$input['password'] = $hashedPassword;
+		$input['userId'] = $hashedId;
+
+		/* END: Crypt password and userId. */
+	
+		$keys = implode(',',str_split(str_repeat('!', count($input))));
+		$values = implode(',',str_split(str_repeat('?', count($input))));
+		$params = array_merge(array_keys($input),array_values($input));
+		array_unshift($params, $tables[0]);
+		$result = $this->db->query('INSERT INTO ! ('.$keys.') VALUES ('.$values.')',$params);
+		if (!$result) return null;
+		$insertId = $this->db->insertId($result);
+		return $insertId;
+	}
+
+	protected function createObjects($inputs,$tables) {
+
+		if (!$inputs) return false;
+		$ids = array();
+		$this->db->beginTransaction();
+		foreach ($inputs as $input) {
+			$result = $this->createObject($input,$tables);
+			if ($result===null) {
+				$this->db->rollbackTransaction();
+				return null;
+			}
+			$ids[] = $result;
+		}
+		$this->db->commitTransaction();
+		return $ids;
+	}
+
+	protected function updateObject($key,$input,$filters,$tables) {
+		if (!$input) return null;
+		$input = (array)$input;
+		$table = $tables[0];
+		$sql = 'UPDATE ! SET ';
+		$params = array($table);
+		foreach (array_keys($input) as $j=>$k) {
+			if ($j) $sql .= ',';
+			$v = $input[$k];
+			$sql .= '!=?';
+			$params[] = $k;
+			$params[] = $v;
+		}
+		$this->addFilter($filters,$table,'and',$key[1],'eq',$key[0][0]);
+		$this->addWhereFromFilters($filters[$table],$sql,$params);
+		$result = $this->db->query($sql,$params);
+		if (!$result) return null;
+		return $this->db->affectedRows($result);
+	}
+
+	protected function updateObjects($key,$inputs,$filters,$tables) {
+		if (!$inputs) return null;
+		$keyField = $key[1];
+		$keys = $key[0];
+		if (count(array_filter($inputs))!=count(array_filter($keys))) {
+			$this->exitWith404('subject');
+		}
+		$rows = array();
+		$this->db->beginTransaction();
+		foreach ($inputs as $i=>$input) {
+			$result = $this->updateObject(array(array($keys[$i]),$keyField),$input,$filters,$tables);
+			if ($result===null) {
+				$this->db->rollbackTransaction();
+				return null;
+			}
+			$rows[] = $result;
+		}
+		$this->db->commitTransaction();
+		return $rows;
+	}
+
+	protected function deleteObject($key,$filters,$tables) {
+		$table = $tables[0];
+		$sql = 'DELETE FROM !';
+		$params = array($table);
+		$this->addFilter($filters,$table,'and',$key[1],'eq',$key[0][0]);
+		$this->addWhereFromFilters($filters[$table],$sql,$params);
+		$result = $this->db->query($sql,$params);
+		if (!$result) return null;
+		return $this->db->affectedRows($result);
+	}
+
+	protected function deleteObjects($key,$filters,$tables) {
+		$keyField = $key[1];
+		$keys = $key[0];
+		$rows = array();
+		$this->db->beginTransaction();
+		foreach ($keys as $key) {
+			$result = $this->deleteObject(array(array($key),$keyField),$filters,$tables);
+			if ($result===null) {
+				$this->db->rollbackTransaction();
+				return null;
+			}
+			$rows[] = $result;
+		}
+		$this->db->commitTransaction();
+		return $rows;
+	}
+
+	protected function incrementObject($key,$input,$filters,$tables,$fields) {
+		if (!$input) return null;
+		$input = (array)$input;
+		$table = $tables[0];
+		$sql = 'UPDATE ! SET ';
+		$params = array($table);
+		foreach (array_keys($input) as $j=>$k) {
+			if ($j) $sql .= ',';
+			$v = $input[$k];
+			if ($this->db->isNumericType($fields[$table][$k])) {
+				$sql .= '!=!+?';
+				$params[] = $k;
+				$params[] = $k;
+				$params[] = $v;
+			} else {
+				$sql .= '!=!';
+				$params[] = $k;
+				$params[] = $k;
+			}
+		}
+		$this->addFilter($filters,$table,'and',$key[1],'eq',$key[0][0]);
+		$this->addWhereFromFilters($filters[$table],$sql,$params);
+		$result = $this->db->query($sql,$params);
+		if (!$result) return null;
+		return $this->db->affectedRows($result);
+	}
+
+	protected function incrementObjects($key,$inputs,$filters,$tables,$fields) {
+		if (!$inputs) return null;
+		$keyField = $key[1];
+		$keys = $key[0];
+		if (count(array_filter($inputs))!=count(array_filter($keys))) {
+			$this->exitWith404('subject');
+		}
+		$rows = array();
+		$this->db->beginTransaction();
+		foreach ($inputs as $i=>$input) {
+			$result = $this->incrementObject(array(array($keys[$i]),$keyField),$input,$filters,$tables,$fields);
+			if ($result===null) {
+				$this->db->rollbackTransaction();
+				return null;
+			}
+			$rows[] = $result;
+		}
+		$this->db->commitTransaction();
+		return $rows;
+	}
+
+	protected function findRelations($tables,$database,$auto_include) {
+		$tableset = array();
+		$collect = array();
+		$select = array();
+
+		while (count($tables)>1) {
+			$table0 = array_shift($tables);
+			$tableset[] = $table0;
+
+			$result = $this->db->query($this->db->getSql('reflect_belongs_to'),array($table0,$tables,$database,$database));
+			while ($row = $this->db->fetchRow($result)) {
+				if (!$auto_include && !in_array($row[0],array_merge($tables,$tableset))) continue;
+				$collect[$row[0]][$row[1]]=array();
+				$select[$row[2]][$row[3]]=array($row[0],$row[1]);
+				if (!in_array($row[0],$tableset)) $tableset[] = $row[0];
+			}
+			$result = $this->db->query($this->db->getSql('reflect_has_many'),array($tables,$table0,$database,$database));
+			while ($row = $this->db->fetchRow($result)) {
+				if (!$auto_include && !in_array($row[2],array_merge($tables,$tableset))) continue;
+				$collect[$row[2]][$row[3]]=array();
+				$select[$row[0]][$row[1]]=array($row[2],$row[3]);
+				if (!in_array($row[2],$tableset)) $tableset[] = $row[2];
+			}
+			$result = $this->db->query($this->db->getSql('reflect_habtm'),array($database,$database,$database,$database,$table0,$tables));
+			while ($row = $this->db->fetchRow($result)) {
+				if (!$auto_include && !in_array($row[2],array_merge($tables,$tableset))) continue;
+				if (!$auto_include && !in_array($row[4],array_merge($tables,$tableset))) continue;
+				$collect[$row[2]][$row[3]]=array();
+				$select[$row[0]][$row[1]]=array($row[2],$row[3]);
+				$collect[$row[4]][$row[5]]=array();
+				$select[$row[6]][$row[7]]=array($row[4],$row[5]);
+				if (!in_array($row[2],$tableset)) $tableset[] = $row[2];
+				if (!in_array($row[4],$tableset)) $tableset[] = $row[4];
+			}
+		}
+		$tableset[] = array_shift($tables);
+		$tableset = array_unique($tableset);
+		return array($tableset,$collect,$select);
+	}
+
+	protected function retrieveInputs($data) {
+		$data = trim($data, " \t\n\r");
+		if (strlen($data)==0) {
+			$input = false;
+		} else if ($data[0]=='{' || $data[0]=='[') {
+			$input = json_decode($data);
+			$causeCode = json_last_error();
+			if ($causeCode !== JSON_ERROR_NONE) {
+				$errorString = "Error decoding input JSON. json_last_error code: " . $causeCode;
+				$this->exitWith400($errorString);
+			}
+		} else {
+			parse_str($data, $input);
+			foreach ($input as $key => $value) {
+				if (substr($key,-9)=='__is_null') {
+					$input[substr($key,0,-9)] = null;
+					unset($input[$key]);
+				}
+			}
+			$input = (object)$input;
+		}
+		return is_array($input)?$input:array($input);
+	}
+
+	protected function getRelationShipColumns($select) {
+		$keep = array();
+		foreach ($select as $table=>$keys) {
+			foreach ($keys as $key=>$other) {
+				if (!isset($keep[$table])) $keep[$table] = array();
+				$keep[$table][$key]=true;
+				list($table2,$key2) = $other;
+				if (!isset($keep[$table2])) $keep[$table2] = array();
+				$keep[$table2][$key2]=true;
+			}
+		}
+		return $keep;
+	}
+
+	protected function findFields($tables,$columns,$exclude,$select,$database) {
+		$fields = array();
+		if ($select && ($columns || $exclude)) {
+			$keep = $this->getRelationShipColumns($select);
+		} else {
+			$keep = false;
+		}
+		foreach ($tables as $i=>$table) {
+			$fields[$table] = $this->findTableFields($table,$database);
+			$fields[$table] = $this->filterFieldsByColumns($fields[$table],$columns,$keep,$i==0,$table);
+			$fields[$table] = $this->filterFieldsByExclude($fields[$table],$exclude,$keep,$i==0,$table);
+		}
+		return $fields;
+	}
+
+	protected function filterFieldsByColumns($fields,$columns,$keep,$first,$table) {
+		if ($columns) {
+			$columns = explode(',',$columns);
+			foreach (array_keys($fields) as $key) {
+				$delete = true;
+				foreach ($columns as $column) {
+					if (strpos($column,'.')) {
+						if ($column=="$table.$key" || $column=="$table.*") {
+							$delete = false;
+						}
+					} elseif ($first) {
+						if ($column==$key || $column=="*") {
+							$delete = false;
+						}
+					}
+				}
+				if ($delete && !isset($keep[$table][$key])) {
+					unset($fields[$key]);
+				}
+			}
+		}
+		return $fields;
+	}
+
+	protected function filterFieldsByExclude($fields,$exclude,$keep,$first,$table) {
+		if ($exclude) {
+			$columns = explode(',',$exclude);
+			foreach (array_keys($fields) as $key) {
+				$delete = false;
+				foreach ($columns as $column) {
+					if (strpos($column,'.')) {
+						if ($column=="$table.$key" || $column=="$table.*") {
+							$delete = true;
+						}
+					} elseif ($first) {
+						if ($column==$key || $column=="*") {
+							$delete = true;
+						}
+					}
+				}
+				if ($delete && !isset($keep[$table][$key])) {
+					unset($fields[$key]);
+				}
+			}
+		}
+		return $fields;
+	}
+
+	protected function findTableFields($table,$database) {
+		$fields = array();
+		foreach ($this->db->fetchFields($table) as $field) {
+			$fields[$field->name] = $field;
+		}
+		return $fields;
+	}
+
+	protected function filterInputByFields($input,$fields) {
+		if ($fields) foreach (array_keys((array)$input) as $key) {
+			if (!isset($fields[$key])) {
+				unset($input->$key);
+			}
+		}
+		return $input;
+	}
+
+	protected function convertInputs(&$input,$fields) {
+		foreach ($fields as $key=>$field) {
+			if (isset($input->$key) && $input->$key && $this->db->isBinaryType($field)) {
+				$value = $input->$key;
+				$value = str_pad(strtr($value, '-_', '+/'), ceil(strlen($value) / 4) * 4, '=', STR_PAD_RIGHT);
+				$input->$key = (object)array('type'=>'hex','value'=>bin2hex(base64_decode($value)));
+			}
+			if (isset($input->$key) && $input->$key && $this->db->isGeometryType($field)) {
+				$input->$key = (object)array('type'=>'wkt','value'=>$input->$key);
+			}
+			if (isset($input->$key) && $input->$key && $this->db->isJsonType($field)) {
+				$input->$key = $this->db->jsonEncode($input->$key);
+			}
+		}
+	}
+
+	protected function convertOutputs(&$sql, &$params, $fields) {
+		$sql .= implode(',',str_split(str_repeat('!',count($fields))));
+		foreach ($fields as $key=>$field) {
+			if ($this->db->isBinaryType($field)) {
+				$params[] = (object)array('type'=>'hex','key'=>$key);
+			}
+			else if ($this->db->isGeometryType($field)) {
+				$params[] = (object)array('type'=>'wkt','key'=>$key);
+			}
+			else {
+				$params[] = $key;
+			}
+		}
+	}
+
+	protected function convertTypes($result,&$values,&$fields) {
+		foreach ($values as $i=>$v) {
+			if (is_string($v)) {
+				if ($this->db->isNumericType($fields[$i])) {
+					$values[$i] = $v + 0;
+				}
+				else if ($this->db->isBinaryType($fields[$i])) {
+					$values[$i] = base64_encode(pack("H*",$v));
+				}
+				else if ($this->db->isJsonType($fields[$i])) {
+					$values[$i] = $this->db->jsonDecode($v);
+				}
+			}
+		}
+	}
+
+	protected function fetchAssoc($result,$fields=false) {
+		$values = $this->db->fetchAssoc($result);
+		if ($values && $fields) {
+			$this->convertTypes($result,$values,$fields);
+		}
+		return $values;
+	}
+
+	protected function fetchRow($result,$fields=false) {
+		$values = $this->db->fetchRow($result,$fields);
+		if ($values && $fields) {
+			$fields = array_values($fields);
+			$this->convertTypes($result,$values,$fields);
+		}
+		return $values;
+	}
+
+	protected function getParameters($settings) {
+		extract($settings);
+
+		$table     = $this->parseRequestParameter($request, 'a-zA-Z0-9\-_');
+		$key       = $this->parseRequestParameter($request, 'a-zA-Z0-9\-_,'); // auto-increment or uuid
+		$action    = $this->mapMethodToAction($method,$key);
+		$include   = $this->parseGetParameter($get, 'include', 'a-zA-Z0-9\-_,');
+		$page      = $this->parseGetParameter($get, 'page', '0-9,');
+		$filters   = $this->parseGetParameterArray($get, 'filter', false);
+		$satisfy   = $this->parseGetParameter($get, 'satisfy', 'a-zA-Z0-9\-_,.');
+		$columns   = $this->parseGetParameter($get, 'columns', 'a-zA-Z0-9\-_,.*');
+		$exclude   = $this->parseGetParameter($get, 'exclude', 'a-zA-Z0-9\-_,.*');
+		$orderings = $this->parseGetParameterArray($get, 'order', 'a-zA-Z0-9\-_,');
+		$transform = $this->parseGetParameter($get, 'transform', 't1');
+
+		$tables    = $this->processTableAndIncludeParameters($database,$table,$include,$action);
+		$key       = $this->processKeyParameter($key,$tables,$database);
+		$satisfy   = $this->processSatisfyParameter($tables,$satisfy);
+		$filters   = $this->processFiltersParameter($tables,$satisfy,$filters);
+		$page      = $this->processPageParameter($page);
+		$orderings = $this->processOrderingsParameter($orderings);
+
+		// reflection
+		list($tables,$collect,$select) = $this->findRelations($tables,$database,$auto_include);
+		$fields = $this->findFields($tables,$columns,$exclude,$select,$database);
+
+		// permissions
+		if ($table_authorizer) $this->applyTableAuthorizer($table_authorizer,$action,$database,$tables);
+		if (!isset($tables[0])) $this->exitWith404('entity');
+		if ($record_filter) $this->applyRecordFilter($record_filter,$action,$database,$tables,$filters);
+		if ($tenancy_function) $this->applyTenancyFunction($tenancy_function,$action,$database,$fields,$filters);
+		if ($column_authorizer) $this->applyColumnAuthorizer($column_authorizer,$action,$database,$fields);
+
+		// input
+		$inputs = $this->retrieveInputs($post);
+		foreach ($inputs as $k=>$context) {
+			$input = $this->filterInputByFields($context,$fields[$tables[0]]);
+
+			if ($tenancy_function) $this->applyInputTenancy($tenancy_function,$action,$database,$tables[0],$input,$fields[$tables[0]]);
+			if ($input_sanitizer) $this->applyInputSanitizer($input_sanitizer,$action,$database,$tables[0],$input,$fields[$tables[0]]);
+			if ($input_validator) $this->applyInputValidator($input_validator,$action,$database,$tables[0],$input,$fields[$tables[0]],$context);
+
+			$this->convertInputs($input,$fields[$tables[0]]);
+			$inputs[$k] = $input;
+		}
+
+		if ($before) {
+			$this->applyBeforeHandler($action,$database,$tables[0],$key[0],$before,$inputs);
+		}
+
+		return compact('action','database','tables','key','page','filters','fields','orderings','transform','inputs','collect','select','before','after');
+	}
+
+	protected function addWhereFromFilters($filters,&$sql,&$params) {
+		$first = true;
+		if (isset($filters['or'])) {
+			$first = false;
+			$sql .= ' WHERE (';
+			foreach ($filters['or'] as $i=>$filter) {
+				$sql .= $i==0?'':' OR ';
+				$sql .= $filter[0];
+				for ($i=1;$i<count($filter);$i++) {
+					$params[] = $filter[$i];
+				}
+			}
+			$sql .= ')';
+		}
+		if (isset($filters['and'])) {
+			foreach ($filters['and'] as $i=>$filter) {
+				$sql .= $first?' WHERE ':' AND ';
+				$sql .= $filter[0];
+				for ($i=1;$i<count($filter);$i++) {
+					$params[] = $filter[$i];
+				}
+				$first = false;
+			}
+		}
+	}
+
+	protected function addOrderByFromOrderings($orderings,&$sql,&$params) {
+		foreach ($orderings as $i=>$ordering) {
+			$sql .= $i==0?' ORDER BY ':', ';
+			$sql .= '! '.$ordering[1];
+			$params[] = $ordering[0];
+		}
+	}
+
+	protected function listCommandInternal($parameters) {
+		extract($parameters);
+		echo '{';
+		$table = array_shift($tables);
+		// first table
+		$count = false;
+		echo '"'.$table.'":{';
+		if (is_array($orderings) && is_array($page)) {
+			$params = array();
+			$sql = 'SELECT COUNT(*) FROM !';
+			$params[] = $table;
+			if (isset($filters[$table])) {
+					$this->addWhereFromFilters($filters[$table],$sql,$params);
+			}
+			if ($result = $this->db->query($sql,$params)) {
+				while ($pages = $this->db->fetchRow($result)) {
+					$count = (int)$pages[0];
+				}
+			}
+		}
+		$params = array();
+		$sql = 'SELECT ';
+		$this->convertOutputs($sql,$params,$fields[$table]);
+		$sql .= ' FROM !';
+		$params[] = $table;
+		if (isset($filters[$table])) {
+			$this->addWhereFromFilters($filters[$table],$sql,$params);
+		}
+		if (is_array($orderings)) {
+			$this->addOrderByFromOrderings($orderings,$sql,$params);
+		}
+		if (is_array($orderings) && is_array($page)) {
+			$sql = $this->db->addLimitToSql($sql,$page[1],$page[0]);
+		}
+		if ($result = $this->db->query($sql,$params)) {
+			echo '"columns":';
+			$keys = array_keys($fields[$table]);
+			echo json_encode($keys);
+			$keys = array_flip($keys);
+			echo ',"records":[';
+			$first_row = true;
+			while ($row = $this->fetchRow($result,$fields[$table])) {
+				if ($first_row) $first_row = false;
+				else echo ',';
+				if (isset($collect[$table])) {
+					foreach (array_keys($collect[$table]) as $field) {
+						$collect[$table][$field][] = $row[$keys[$field]];
+					}
+				}
+				echo json_encode($row);
+			}
+			$this->db->close($result);
+			echo ']';
+			if ($count) echo ',';
+		}
+		if ($count) echo '"results":'.$count;
+		echo '}';
+		// other tables
+		foreach ($tables as $t=>$table) {
+			echo ',';
+			echo '"'.$table.'":{';
+			$params = array();
+			$sql = 'SELECT ';
+			$this->convertOutputs($sql,$params,$fields[$table]);
+			$sql .= ' FROM !';
+			$params[] = $table;
+			if (isset($select[$table])) {
+				echo '"relations":{';
+				$first_row = true;
+				foreach ($select[$table] as $field => $path) {
+					$values = $collect[$path[0]][$path[1]];
+					if ($values) {
+						$this->addFilter($filters,$table,'and',$field,'in',implode(',',$values));
+					}
+					if ($first_row) $first_row = false;
+					else echo ',';
+					echo '"'.$field.'":"'.implode('.',$path).'"';
+				}
+				echo '}';
+			}
+			if (isset($filters[$table])) {
+				$this->addWhereFromFilters($filters[$table],$sql,$params);
+			}
+			if ($result = $this->db->query($sql,$params)) {
+				if (isset($select[$table])) echo ',';
+				echo '"columns":';
+				$keys = array_keys($fields[$table]);
+				echo json_encode($keys);
+				$keys = array_flip($keys);
+				echo ',"records":[';
+				$first_row = true;
+				while ($row = $this->fetchRow($result,$fields[$table])) {
+					if ($first_row) $first_row = false;
+					else echo ',';
+					if (isset($collect[$table])) {
+						foreach (array_keys($collect[$table]) as $field) {
+							$collect[$table][$field][]=$row[$keys[$field]];
+						}
+					}
+					echo json_encode($row);
+				}
+				$this->db->close($result);
+				echo ']';
+			}
+			echo '}';
+		}
+		echo '}';
+	}
+
+	protected function readCommand($parameters) {
+		extract($parameters);
+		if (count($key[0])>1) $object = $this->retrieveObjects($key,$fields,$filters,$tables);
+		else $object = $this->retrieveObject($key,$fields,$filters,$tables);
+		if (!$object) $this->exitWith404('object');
+		$this->startOutput();
+		echo json_encode($object);
+		return false;
+	}
+
+	protected function createCommand($parameters) {
+		extract($parameters);
+		if (!$inputs || !$inputs[0]) $this->exitWith404('input');
+		if (count($inputs)>1) return $this->createObjects($inputs,$tables);
+		return $this->createObject($inputs[0],$tables);
+		
+	}
+
+	protected function updateCommand($parameters) {
+		extract($parameters);
+		if (!$inputs || !$inputs[0]) $this->exitWith404('subject');
+		if (count($inputs)>1) return $this->updateObjects($key,$inputs,$filters,$tables);
+		return $this->updateObject($key,$inputs[0],$filters,$tables);
+	}
+
+	protected function deleteCommand($parameters) {
+		extract($parameters);
+		if (count($key[0])>1) return $this->deleteObjects($key,$filters,$tables);
+		return $this->deleteObject($key,$filters,$tables);
+	}
+
+	protected function incrementCommand($parameters) {
+		extract($parameters);
+		if (!$inputs || !$inputs[0]) $this->exitWith404('subject');
+		if (count($inputs)>1) return $this->incrementObjects($key,$inputs,$filters,$tables,$fields);
+		return $this->incrementObject($key,$inputs[0],$filters,$tables,$fields);
+	}
+
+	protected function listCommand($parameters) {
+		extract($parameters);
+		$this->startOutput();
+		if ($transform) {
+			ob_start();
+		}
+		$this->listCommandInternal($parameters);
+		if ($transform) {
+			$content = ob_get_contents();
+			ob_end_clean();
+			$data = json_decode($content,true);
+			echo json_encode(self::php_crud_api_transform($data));
+		}
+		return false;
+	}
+
+	protected function retrievePostData() {
+		if ($_FILES) {
+			$files = array();
+			foreach ($_FILES as $name => $file) {
+				foreach ($file as $key => $value) {
+					switch ($key) {
+						case 'tmp_name': $files[$name] = $value?base64_encode(file_get_contents($value)):''; break;
+						default: $files[$name.'_'.$key] = $value;
+					}
+				}
+			}
+			return http_build_query(array_merge($files,$_POST));
+		}
+		return file_get_contents('php://input');
+	}
+
+	public function __construct($config) {
+		extract($config);
+
+		// initialize
+		$dbengine = isset($dbengine)?$dbengine:null;
+		$hostname = isset($hostname)?$hostname:null;
+		$username = isset($username)?$username:null;
+		$password = isset($password)?$password:null;
+		$database = isset($database)?$database:null;
+		$port = isset($port)?$port:null;
+		$socket = isset($socket)?$socket:null;
+		$charset = isset($charset)?$charset:null;
+
+		$table_authorizer = isset($table_authorizer)?$table_authorizer:null;
+		$record_filter = isset($record_filter)?$record_filter:null;
+		$column_authorizer = isset($column_authorizer)?$column_authorizer:null;
+		$tenancy_function = isset($tenancy_function)?$tenancy_function:null;
+		$input_sanitizer = isset($input_sanitizer)?$input_sanitizer:null;
+		$input_validator = isset($input_validator)?$input_validator:null;
+		$auto_include = isset($auto_include)?$auto_include:null;
+		$allow_origin = isset($allow_origin)?$allow_origin:null;
+		$before = isset($before)?$before:null;
+		$after = isset($after)?$after:null;
+
+		$db = isset($db)?$db:null;
+		$method = isset($method)?$method:null;
+		$request = isset($request)?$request:null;
+		$get = isset($get)?$get:null;
+		$post = isset($post)?$post:null;
+		$origin = isset($origin)?$origin:null;
+
+		// defaults
+		if (!$dbengine) {
+			$dbengine = 'MySQL';
+		}
+		if (!$method) {
+			$method = $_SERVER['REQUEST_METHOD'];
+		}
+		if (!$request) {
+			$request = isset($_SERVER['PATH_INFO'])?$_SERVER['PATH_INFO']:'';
+			if (!$request) {
+				$request = isset($_SERVER['ORIG_PATH_INFO'])?$_SERVER['ORIG_PATH_INFO']:'';
+				$request = $request!=$_SERVER['SCRIPT_NAME']?$request:'';
+			}
+		}
+		if (!$get) {
+			$get = $_GET;
+		}
+		if (!$post) {
+			$post = $this->retrievePostData();
+		}
+		if (!$origin) {
+			$origin = isset($_SERVER['HTTP_ORIGIN'])?$_SERVER['HTTP_ORIGIN']:'';
+		}
+
+		// connect
+		$request = trim($request,'/');
+		if (!$database) {
+			$database = $this->parseRequestParameter($request, 'a-zA-Z0-9\-_');
+		}
+		if (!$db) {
+			$db = new $dbengine();
+			if (!$charset) {
+				$charset = $db->getDefaultCharset();
+			}
+			$db->connect($hostname,$username,$password,$database,$port,$socket,$charset);
+		}
+		if ($auto_include===null) {
+			$auto_include = true;
+		}
+		if ($allow_origin===null) {
+			$allow_origin = '*';
+		}
+
+		$this->db = $db;
+		$this->settings = compact('method', 'request', 'get', 'post', 'origin', 'database', 'table_authorizer', 'record_filter', 'column_authorizer', 'tenancy_function', 'input_sanitizer', 'input_validator', 'before', 'after', 'auto_include', 'allow_origin');
+	}
+
+	public static function php_crud_api_transform(&$tables) {
+		$get_objects = function (&$tables,$table_name,$where_index=false,$match_value=false) use (&$get_objects) {
+			$objects = array();
+			if (isset($tables[$table_name]['records'])) {
+				foreach ($tables[$table_name]['records'] as $record) {
+					if ($where_index===false || $record[$where_index]==$match_value) {
+						$object = array();
+						foreach ($tables[$table_name]['columns'] as $index=>$column) {
+							$object[$column] = $record[$index];
+							foreach ($tables as $relation=>$reltable) {
+								if (isset($reltable['relations'])) {
+									foreach ($reltable['relations'] as $key=>$target) {
+										if ($target == "$table_name.$column") {
+											$column_indices = array_flip($reltable['columns']);
+											$object[$relation] = $get_objects($tables,$relation,$column_indices[$key],$record[$index]);
+										}
+									}
+								}
+							}
+						}
+						$objects[] = $object;
+					}
+				}
+			}
+			return $objects;
+		};
+		$tree = array();
+		foreach ($tables as $name=>$table) {
+			if (!isset($table['relations'])) {
+				$tree[$name] = $get_objects($tables,$name);
+				if (isset($table['results'])) {
+					$tree['_results'] = $table['results'];
+				}
+			}
+		}
+		return $tree;
+	}
+
+	protected function swagger($settings) {
+		extract($settings);
+
+		$tables = array();
+		if ($result = $this->db->query($this->db->getSql('list_tables'),array($database))) {
+			while ($row = $this->db->fetchRow($result)) {
+				$table = array(
+					'name'=>$row[0],
+					'comments'=>$row[1],
+					'root_actions'=>array(
+						array('name'=>'list','method'=>'get'),
+						array('name'=>'create','method'=>'post'),
+					),
+					'id_actions'=>array(
+						array('name'=>'read','method'=>'get'),
+						array('name'=>'update','method'=>'put'),
+						array('name'=>'delete','method'=>'delete'),
+						array('name'=>'increment','method'=>'patch'),
+					),
+				);
+				$tables[] = $table;
+			}
+			$this->db->close($result);
+		}
+
+		$table_names = array_map(function($v){ return $v['name'];},$tables);
+		foreach ($tables as $t=>$table)	{
+			$table_list = array($table['name']);
+			$table_fields = $this->findFields($table_list,false,false,false,$database);
+			
+			// extensions
+			$result = $this->db->query($this->db->getSql('reflect_belongs_to'),array($table_list[0],$table_names,$database,$database));
+			while ($row = $this->db->fetchRow($result)) {
+				$table_fields[$table['name']][$row[1]]->references=array($row[2],$row[3]);
+			}
+			$result = $this->db->query($this->db->getSql('reflect_has_many'),array($table_names,$table_list[0],$database,$database));
+			while ($row = $this->db->fetchRow($result)) {
+				$table_fields[$table['name']][$row[3]]->referenced[]=array($row[0],$row[1]);
+			}
+			$primaryKeys = $this->findPrimaryKeys($table_list[0],$database);
+			foreach ($primaryKeys as $primaryKey) {
+				$table_fields[$table['name']][$primaryKey]->primaryKey = true;
+			}
+			$result = $this->db->query($this->db->getSql('reflect_columns'),array($table_list[0],$database));
+			while ($row = $this->db->fetchRow($result)) {
+				$table_fields[$table['name']][$row[0]]->required = strtolower($row[2])=='no' && $row[1]===null;
+				$table_fields[$table['name']][$row[0]]->{'x-nullable'} = strtolower($row[2])=='yes';
+				$table_fields[$table['name']][$row[0]]->{'x-dbtype'} = $row[3];
+				if ($this->db->isNumericType($table_fields[$table['name']][$row[0]])) {
+					if (strpos(strtolower($table_fields[$table['name']][$row[0]]->{'x-dbtype'}),'int')!==false) {
+						$table_fields[$table['name']][$row[0]]->type = 'integer';
+						if ($row[1]!==null) $table_fields[$table['name']][$row[0]]->default = (int)$row[1];
+					} else {
+						$table_fields[$table['name']][$row[0]]->type = 'number';
+						if ($row[1]!==null) $table_fields[$table['name']][$row[0]]->default = (float)$row[1];
+					}
+				} else {
+					if ($this->db->isBinaryType($table_fields[$table['name']][$row[0]])) {
+						$table_fields[$table['name']][$row[0]]->format = 'byte';
+					} else if ($this->db->isGeometryType($table_fields[$table['name']][$row[0]])) {
+						$table_fields[$table['name']][$row[0]]->format = 'wkt';
+					} else if ($this->db->isJsonType($table_fields[$table['name']][$row[0]])) {
+						$table_fields[$table['name']][$row[0]]->format = 'json';
+					}
+					$table_fields[$table['name']][$row[0]]->type = 'string';
+					if ($row[1]!==null) $table_fields[$table['name']][$row[0]]->default = $row[1];
+					if ($row[4]!==null) $table_fields[$table['name']][$row[0]]->maxLength = (int)$row[4];
+				}
+			}
+
+			foreach (array('root_actions','id_actions') as $path) {
+				foreach ($table[$path] as $i=>$action) {
+					$table_list = array($table['name']);
+					$fields = $table_fields;
+					if ($table_authorizer) $this->applyTableAuthorizer($table_authorizer,$action['name'],$database,$table_list);
+					if ($column_authorizer) $this->applyColumnAuthorizer($column_authorizer,$action['name'],$database,$fields);
+					if (!$table_list || !$fields[$table['name']]) $tables[$t][$path][$i] = false;
+					else $tables[$t][$path][$i]['fields'] = $fields[$table['name']];
+				}
+				// remove unauthorized tables and tables without fields
+				$tables[$t][$path] = array_values(array_filter($tables[$t][$path]));
+			}
+			if (!$tables[$t]['root_actions']&&!$tables[$t]['id_actions']) $tables[$t] = false;
+		}
+		$tables = array_merge(array_filter($tables));
+		//var_dump($tables);die();
+
+		header('Content-Type: application/json; charset=utf-8');
+		echo '{"swagger":"2.0",';
+		echo '"info":{';
+		echo '"title":"'.$database.'",';
+		echo '"description":"API generated with [PHP-CRUD-API](https://github.com/mevdschee/php-crud-api)",';
+		echo '"version":"1.0.0"';
+		echo '},';
+		echo '"host":"'.$_SERVER['HTTP_HOST'].'",';
+		echo '"basePath":"'.$_SERVER['SCRIPT_NAME'].'",';
+		echo '"schemes":["http'.((!empty($_SERVER['HTTPS'])&&$_SERVER['HTTPS']!=='off')?'s':'').'"],';
+		echo '"consumes":["application/json"],';
+		echo '"produces":["application/json"],';
+		echo '"tags":[';
+		foreach ($tables as $i=>$table) {
+			if ($i>0) echo ',';
+			echo '{';
+			echo '"name":"'.$table['name'].'",';
+			echo '"description":"'.$table['comments'].'"';
+			echo '}';
+		}
+		echo '],';
+		echo '"paths":{';
+		foreach ($tables as $i=>$table) {
+			if ($table['root_actions']) {
+				if ($i>0) echo ',';
+				echo '"/'.$table['name'].'":{';
+				foreach ($table['root_actions'] as $j=>$action) {
+					if ($j>0) echo ',';
+					echo '"'.$action['method'].'":{';
+					echo '"tags":["'.$table['name'].'"],';
+					echo '"summary":"'.ucfirst($action['name']).'",';
+					if ($action['name']=='list') {
+						echo '"parameters":[';
+						echo '{';
+						echo '"name":"exclude",';
+						echo '"in":"query",';
+						echo '"description":"One or more related entities (comma separated).",';
+						echo '"required":false,';
+						echo '"type":"string"';
+						echo '},';
+						echo '{';
+						echo '"name":"include",';
+						echo '"in":"query",';
+						echo '"description":"One or more related entities (comma separated).",';
+						echo '"required":false,';
+						echo '"type":"string"';
+						echo '},';
+						echo '{';
+						echo '"name":"order",';
+						echo '"in":"query",';
+						echo '"description":"Column you want to sort on and the sort direction (comma separated). Example: id,desc",';
+						echo '"required":false,';
+						echo '"type":"string"';
+						echo '},';
+						echo '{';
+						echo '"name":"page",';
+						echo '"in":"query",';
+						echo '"description":"Page number and page size (comma separated). NB: You cannot use \"page\" without \"order\"! Example: 1,10",';
+						echo '"required":false,';
+						echo '"type":"string"';
+						echo '},';
+						echo '{';
+						echo '"name":"transform",';
+						echo '"in":"query",';
+						echo '"description":"Transform the records to object format. NB: This can also be done client-side in JavaScript!",';
+						echo '"required":false,';
+						echo '"type":"boolean"';
+						echo '},';
+						echo '{';
+						echo '"name":"columns",';
+						echo '"in":"query",';
+						echo '"description":"The table columns you want to retrieve (comma separated). Example: posts.*,categories.name",';
+						echo '"required":false,';
+						echo '"type":"string"';
+						echo '},';
+						echo '{';
+						echo '"name":"filter[]",';
+						echo '"in":"query",';
+						echo '"description":"Filters to be applied. Each filter consists of a column, an operator and a value (comma separated). Example: id,eq,1",';
+						echo '"required":false,';
+						echo '"type":"array",';
+						echo '"collectionFormat":"multi",';
+						echo '"items":{"type":"string"}';
+						echo '},';
+						echo '{';
+						echo '"name":"satisfy",';
+						echo '"in":"query",';
+						echo '"description":"Should all filters match (default)? Or any?",';
+						echo '"required":false,';
+						echo '"type":"string",';
+						echo '"enum":["any"]';
+						echo '}';
+						echo '],';
+						echo '"responses":{';
+						echo '"200":{';
+						echo '"description":"An array of '.$table['name'].'",';
+						echo '"schema":{';
+						echo '"type": "object",';
+						echo '"properties": {';
+						echo '"'.$table['name'].'": {';
+						echo '"type":"array",';
+						echo '"items":{';
+						echo '"type": "object",';
+						echo '"properties": {';
+						foreach (array_keys($action['fields']) as $k=>$field) {
+							if ($k>0) echo ',';
+							echo '"'.$field.'": {';
+							echo '"type": '.json_encode($action['fields'][$field]->type);
+							if (isset($action['fields'][$field]->format)) {
+								echo ',"format": '.json_encode($action['fields'][$field]->format);
+							}
+							echo ',"x-dbtype": '.json_encode($action['fields'][$field]->{'x-dbtype'});
+							echo ',"x-nullable": '.json_encode($action['fields'][$field]->{'x-nullable'});
+							if (isset($action['fields'][$field]->maxLength) && $action['fields'][$field]->maxLength>0) {
+								echo ',"maxLength": '.json_encode($action['fields'][$field]->maxLength);
+							}
+							if (isset($action['fields'][$field]->default)) {
+								echo ',"default": '.json_encode($action['fields'][$field]->default);
+							}
+							if (isset($action['fields'][$field]->referenced)) {
+								echo ',"x-referenced": '.json_encode($action['fields'][$field]->referenced);
+							}
+							if (isset($action['fields'][$field]->references)) {
+								echo ',"x-references": '.json_encode($action['fields'][$field]->references);
+							}
+							if (isset($action['fields'][$field]->primaryKey)) {
+								echo ',"x-primary-key": true';
+							}
+							echo '}';
+						}
+						echo '}'; //properties
+						echo '}'; //items
+						echo '}'; //table
+						echo '}'; //properties
+						echo '}'; //schema
+						echo '}'; //200
+						echo '}'; //responses
+					}
+					if ($action['name']=='create') {
+						echo '"parameters":[{';
+						echo '"name":"item",';
+						echo '"in":"body",';
+						echo '"description":"Item to create.",';
+						echo '"required":true,';
+						echo '"schema":{';
+						echo '"type": "object",';
+						$required_fields = array_keys(array_filter($action['fields'],function($f){ return $f->required; }));
+						if (count($required_fields) > 0) {
+							echo '"required":'.json_encode($required_fields).',';
+						}
+						echo '"properties": {';
+						foreach (array_keys($action['fields']) as $k=>$field) {
+							if ($k>0) echo ',';
+							echo '"'.$field.'": {';
+							echo '"type": '.json_encode($action['fields'][$field]->type);
+							if (isset($action['fields'][$field]->format)) {
+								echo ',"format": '.json_encode($action['fields'][$field]->format);
+							}
+							echo ',"x-dbtype": '.json_encode($action['fields'][$field]->{'x-dbtype'});
+							echo ',"x-nullable": '.json_encode($action['fields'][$field]->{'x-nullable'});
+							if (isset($action['fields'][$field]->maxLength)) {
+								echo ',"maxLength": '.json_encode($action['fields'][$field]->maxLength);
+							}
+							if (isset($action['fields'][$field]->default)) {
+								echo ',"default": '.json_encode($action['fields'][$field]->default);
+							}
+							if (isset($action['fields'][$field]->referenced)) {
+								echo ',"x-referenced": '.json_encode($action['fields'][$field]->referenced);
+							}
+							if (isset($action['fields'][$field]->references)) {
+								echo ',"x-references": '.json_encode($action['fields'][$field]->references);
+							}
+							if (isset($action['fields'][$field]->primaryKey)) {
+								echo ',"x-primary-key": true';
+							}
+							echo '}';
+						}
+						echo '}'; //properties
+						echo '}'; //schema
+						echo '}],';
+						echo '"responses":{';
+						echo '"200":{';
+						echo '"description":"Identifier of created item.",';
+						echo '"schema":{';
+						echo '"type":"integer"';
+						echo '}';//schema
+						echo '}';//200
+						echo '}';//responses
+					}
+					echo '}';//method
+				}
+				echo '}';
+			}
+			if ($table['id_actions']) {
+				if ($i>0 || $table['root_actions']) echo ',';
+				echo '"/'.$table['name'].'/{id}":{';
+				foreach ($table['id_actions'] as $j=>$action) {
+					if ($j>0) echo ',';
+					echo '"'.$action['method'].'":{';
+					echo '"tags":["'.$table['name'].'"],';
+					echo '"summary":"'.ucfirst($action['name']).'",';
+					echo '"parameters":[';
+					echo '{';
+					echo '"name":"id",';
+					echo '"in":"path",';
+					echo '"description":"Identifier for item.",';
+					echo '"required":true,';
+					echo '"type":"string"';
+					echo '}';
+					if ($action['name']=='update' || $action['name']=='increment') {
+						echo ',{';
+						echo '"name":"item",';
+						echo '"in":"body",';
+						echo '"description":"Properties of item to update.",';
+						echo '"required":true,';
+						echo '"schema":{';
+						echo '"type": "object",';
+						$required_fields = array_keys(array_filter($action['fields'],function($f){ return $f->required; }));
+						if (count($required_fields) > 0) {
+							echo '"required":'.json_encode($required_fields).',';
+						}
+						echo '"properties": {';
+						foreach (array_keys($action['fields']) as $k=>$field) {
+							if ($k>0) echo ',';
+							echo '"'.$field.'": {';
+							echo '"type": '.json_encode($action['fields'][$field]->type);
+							if (isset($action['fields'][$field]->format)) {
+								echo ',"format": '.json_encode($action['fields'][$field]->format);
+							}
+							echo ',"x-dbtype": '.json_encode($action['fields'][$field]->{'x-dbtype'});
+							echo ',"x-nullable": '.json_encode($action['fields'][$field]->{'x-nullable'});
+							if (isset($action['fields'][$field]->maxLength)) {
+								echo ',"maxLength": '.json_encode($action['fields'][$field]->maxLength);
+							}
+							if (isset($action['fields'][$field]->default)) {
+								echo ',"default": '.json_encode($action['fields'][$field]->default);
+							}
+							if (isset($action['fields'][$field]->referenced)) {
+								echo ',"x-referenced": '.json_encode($action['fields'][$field]->referenced);
+							}
+							if (isset($action['fields'][$field]->references)) {
+								echo ',"x-references": '.json_encode($action['fields'][$field]->references);
+							}
+							if (isset($action['fields'][$field]->primaryKey)) {
+								echo ',"x-primary-key": true';
+							}
+							echo '}';
+						}
+						echo '}'; //properties
+						echo '}'; //schema
+						echo '}';
+					}
+					echo '],';
+					if ($action['name']=='read') {
+						echo '"responses":{';
+						echo '"200":{';
+						echo '"description":"The requested item.",';
+						echo '"schema":{';
+						echo '"type": "object",';
+						echo '"properties": {';
+						foreach (array_keys($action['fields']) as $k=>$field) {
+							if ($k>0) echo ',';
+							echo '"'.$field.'": {';
+							echo '"type": '.json_encode($action['fields'][$field]->type);
+							if (isset($action['fields'][$field]->format)) {
+								echo ',"format": '.json_encode($action['fields'][$field]->format);
+							}
+							echo ',"x-dbtype": '.json_encode($action['fields'][$field]->{'x-dbtype'});
+							echo ',"x-nullable": '.json_encode($action['fields'][$field]->{'x-nullable'});
+							if (isset($action['fields'][$field]->maxLength)) {
+								echo ',"maxLength": '.json_encode($action['fields'][$field]->maxLength);
+							}
+							if (isset($action['fields'][$field]->default)) {
+								echo ',"default": '.json_encode($action['fields'][$field]->default);
+							}
+							if (isset($action['fields'][$field]->referenced)) {
+								echo ',"x-referenced": '.json_encode($action['fields'][$field]->referenced);
+							}
+							if (isset($action['fields'][$field]->references)) {
+								echo ',"x-references": '.json_encode($action['fields'][$field]->references);
+							}
+							if (isset($action['fields'][$field]->primaryKey)) {
+								echo ',"x-primary-key": true';
+							}
+							echo '}';
+						}
+						echo '}'; //properties
+						echo '}'; //schema
+						echo '}';
+						echo '}';
+					} else {
+						echo '"responses":{';
+						echo '"200":{';
+						echo '"description":"Number of affected rows.",';
+						echo '"schema":{';
+						echo '"type":"integer"';
+						echo '}';
+						echo '}';
+						echo '}';
+					}
+					echo '}';
+				}
+				echo '}';
+			}
+		}
+		echo '}';
+			echo '}';
+	}
+
+	protected function allowOrigin($origin,$allowOrigins) {
+		if (isset($_SERVER['REQUEST_METHOD'])) {
+			header('Access-Control-Allow-Credentials: true');
+			foreach (explode(',',$allowOrigins) as $o) {
+				if (preg_match('/^'.str_replace('\*','.*',preg_quote(strtolower(trim($o)))).'$/',$origin)) { 
+					header('Access-Control-Allow-Origin: '.$origin);
+					break;
+				}
+			}
+		}
+	}
+
+	public function executeCommand() {
+		if ($this->settings['origin']) {
+			$this->allowOrigin($this->settings['origin'],$this->settings['allow_origin']);
+		}
+		if (!$this->settings['request']) {
+			$this->swagger($this->settings);
+		} else {
+			$parameters = $this->getParameters($this->settings);
+			switch($parameters['action']){
+				case 'list': $output = $this->listCommand($parameters); break;
+				case 'read': $output = $this->readCommand($parameters); break;
+				case 'create': $output = $this->createCommand($parameters); break;
+				case 'update': $output = $this->updateCommand($parameters); break;
+				case 'delete': $output = $this->deleteCommand($parameters); break;
+				case 'increment': $output = $this->incrementCommand($parameters); break;
+				case 'headers': $output = $this->headersCommand($parameters); break;
+				default: $output = false;
+			}
+			if ($output!==false) {
+				$this->startOutput();
+				echo json_encode($output);
+			}
+			if ($parameters['after']) {
+				$this->applyAfterHandler($parameters,$output);
+			}
+		}
+	}
+}
+
+// require 'auth.php'; // from the PHP-API-AUTH project, see: https://github.com/mevdschee/php-api-auth
+
+// uncomment the lines below for token+session based authentication (see "login_token.html" + "login_token.php"):
+
+// $auth = new PHP_API_AUTH(array(
+// 	'secret'=>'someVeryLongPassPhraseChangeMe',
+// ));
+// if ($auth->executeCommand()) exit(0);
+// if (empty($_SESSION['user']) || !$auth->hasValidCsrfToken()) {
+//	header('HTTP/1.0 401 Unauthorized');
+//	exit(0);
+// }
+
+// uncomment the lines below for form+session based authentication (see "login.html"):
+
+// $auth = new PHP_API_AUTH(array(
+// 	'authenticator'=>function($user,$pass){ $_SESSION['user']=($user=='admin' && $pass=='admin'); }
+// ));
+// if ($auth->executeCommand()) exit(0);
+// if (empty($_SESSION['user']) || !$auth->hasValidCsrfToken()) {
+//	header('HTTP/1.0 401 Unauthorized');
+//	exit(0);
+// }
+
+// uncomment the lines below when running in stand-alone mode:
+
+ $api = new PHP_CRUD_API(array(
+ 	'dbengine'=>'MySQL',
+ 	'hostname'=>'localhost',
+ 	'username'=>'lazyp_workadmin',
+ 	'password'=>'GH5fZF0iCtLnHLrz',
+ 	'database'=>'LudosData',
+ 	'charset'=>'utf8mb4'
+ ));
+ $api->executeCommand();
+
+// For Microsoft SQL Server 2012 use:
+
+// $api = new PHP_CRUD_API(array(
+// 	'dbengine'=>'SQLServer',
+// 	'hostname'=>'(local)',
+// 	'username'=>'',
+// 	'password'=>'',
+// 	'database'=>'xxx',
+// 	'charset'=>'UTF-8'
+// ));
+// $api->executeCommand();
+
+// For PostgreSQL 9 use:
+
+// $api = new PHP_CRUD_API(array(
+// 	'dbengine'=>'PostgreSQL',
+// 	'hostname'=>'localhost',
+// 	'username'=>'xxx',
+// 	'password'=>'xxx',
+// 	'database'=>'xxx',
+// 	'charset'=>'UTF8'
+// ));
+// $api->executeCommand();
+
+// For SQLite 3 use:
+
+// $api = new PHP_CRUD_API(array(
+// 	'dbengine'=>'SQLite',
+// 	'database'=>'data/blog.db',
+// ));
+// $api->executeCommand();
diff --git a/php-api-auth-master/php-api-auth-master/login_token.html b/authlogin/login_token.html
similarity index 100%
rename from php-api-auth-master/php-api-auth-master/login_token.html
rename to authlogin/login_token.html
diff --git a/php-api-auth-master/php-api-auth-master/login_token.php b/authlogin/login_token.php
similarity index 100%
rename from php-api-auth-master/php-api-auth-master/login_token.php
rename to authlogin/login_token.php
diff --git a/php-api-auth-master/php-api-auth-master/logout.html b/authlogin/logout.html
similarity index 100%
rename from php-api-auth-master/php-api-auth-master/logout.html
rename to authlogin/logout.html
diff --git a/php-api-auth-master/php-api-auth-master/api.php b/php-api-auth-master/php-api-auth-master/api.php
deleted file mode 100644
index 64f10f8..0000000
--- a/php-api-auth-master/php-api-auth-master/api.php
+++ /dev/null
@@ -1,34 +0,0 @@
-<?php
-
-// uncomment the lines below when running in stand-alone mode:
-
-// for token+session based authentication (see "login_token.html" + "login_token.php"):
-
-// require 'auth.php';
-// $auth = new PHP_API_AUTH(array(
-// 	'secret'=>'someVeryLongPassPhraseChangeMe',
-// ));
-// if ($auth->executeCommand()) exit(0);
-// if (empty($_SESSION['user']) || !$auth->hasValidCsrfToken()) {
-//      header('HTTP/1.0 401 Unauthorized');
-//      exit(0);
-// }
-
-// for form+session based authentication (see "login.html"):
-
-// require 'auth.php';
-// $auth = new PHP_API_AUTH(array(
-// 	'authenticator'=>function($user,$pass){ if ($user=='admin' && $pass=='admin') $_SESSION['user']=$user; }
-// ));
-// if ($auth->executeCommand()) exit(0);
-// if (empty($_SESSION['user']) || !$auth->hasValidCsrfToken()) {
-//	header('HTTP/1.0 401 Unauthorized');
-//	exit(0);
-// }
-
-// include your api code here:
-//
-// see: https://github.com/mevdschee/php-crud-api
-//
-// placeholder for testing:
-// echo 'Access granted!';