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<?php
namespace Adi\JavaScript;
class Data {
const TYPE_NULL = 1;
const TYPE_STRING = 2;
const TYPE_NUMERIC = 3;
const TYPE_BOOLEAN = 4;
const TYPE_ASSOCIATIVE_ARRAY = 100;
const TYPE_INDEX_ARRAY = 101;
const TYPE_OBJECT = 200;
const TYPE_JAVASCRIPT_CODE = 1000;
private $type;
private $data;
protected function __construct($data, $type = NULL) {
$this->data = $this->init($data, $type);
$this->type = $type;
}
static public function mixed($value) {
return new self($value);
}
static public function string($value) {
return new self($value, self::TYPE_STRING);
}
static public function indexArray($value) {
if (!is_array($value)) {
$value = array($value);
}
return new self($value, self::TYPE_INDEX_ARRAY);
}
static public function code($value) {
return new self($value, self::TYPE_JAVASCRIPT_CODE);
}
public function getType() {
return $this->type;
}
public function getTypeDescription() {
if ($this->type == self::TYPE_NULL) {
return 'null';
}
if ($this->type == self::TYPE_STRING) {
return 'string';
}
if ($this->type == self::TYPE_NUMERIC) {
return 'numeric';
}
if ($this->type == self::TYPE_BOOLEAN) {
return 'boolean';
}
if ($this->type == self::TYPE_ASSOCIATIVE_ARRAY) {
return 'array';
}
if ($this->type == self::TYPE_INDEX_ARRAY) {
return 'array';
}
if ($this->type == self::TYPE_OBJECT) {
return 'object';
}
if ($this->type == self::TYPE_JAVASCRIPT_CODE) {
return 'code';
}
return 'unknown';
}
public function getData() {
return $this->data;
}
static public function check(&$var) {
if (!$var instanceof self) {
$var = self::mixed($var);
}
}
public function __toString() {
return $this->getData();
}
private function init($value, &$info = NULL) {
if ($info == self::TYPE_STRING) {
return $this->dataString($value, $info);
}
if ($info == self::TYPE_JAVASCRIPT_CODE) {
return $value;
}
return $this->autoDetect($value, $info);
}
private function autoDetect($value, & $info = NULL) {
$type = gettype($value);
if (func_num_args() == 1) {
$info = NULL;
}
if ($info == self::TYPE_JAVASCRIPT_CODE) {
return $value;
} else if ($info == self::TYPE_INDEX_ARRAY) {
$elements = NULL;
foreach ($value as $v) {
if ($elements) {
$elements .= ', ';
}
$elements .= $this->autoDetect($v);
}
return "Array({$elements})";
} else if (!isset($value)) {
$info = self::TYPE_NULL;
return json_encode(NULL);
} else if ($type == 'NULL') {
$info = self::TYPE_NULL;
return json_encode(NULL);
} else if ($type == 'array') {
$elements = NULL;
foreach ($value as $k => $v) {
if ($elements) {
$elements .= ', ';
}
$v = $this->autoDetect($v);
$k = $this->autoDetect($k);
$elements .= "{$k}: {$v}";
}
$info = self::TYPE_ASSOCIATIVE_ARRAY;
return "{{$elements}}";
} else if ($type == 'boolean') {
if ($value) {
$info = self::TYPE_BOOLEAN;
return json_encode(true);
} else {
$info = self::TYPE_BOOLEAN;
return json_encode(false);
}
} else if (($type == 'integer') or ( $type == 'double')) {
$info = self::TYPE_NUMERIC;
return $value;
} else if ($type == 'object') {
if ($value instanceof self) {
return $value;
} else if ($value instanceof JavaScript) {
$info = self::TYPE_JAVASCRIPT_CODE;
return $value->render(false);
} else {
$info = self::TYPE_OBJECT;
return $this->dataString(get_class($value));
}
}
return $this->dataString((string) $value, $info);
}
private function dataString($value, & $info = NULL) {
if (func_num_args() > 1) {
$info = self::TYPE_STRING;
}
return json_encode($value);
}
}
?>