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<?php
/**
* Created by PhpStorm.
* User: stephen
* Date: 6/25/15
* Time: 12:52 PM
*/
namespace Flow\JSONPath;
class JSONPathToken
{
/*
* Tokens
*/
const T_INDEX = 'index';
const T_RECURSIVE = 'recursive';
const T_QUERY_RESULT = 'queryResult';
const T_QUERY_MATCH = 'queryMatch';
const T_SLICE = 'slice';
const T_INDEXES = 'indexes';
public $type;
public $value;
public function __construct($type, $value)
{
$this->validateType($type);
$this->type = $type;
$this->value = $value;
}
public function validateType($type)
{
if (!in_array($type, static::getTypes(), true)) {
throw new JSONPathException('Invalid token: ' . $type);
}
}
public static function getTypes()
{
return [
static::T_INDEX,
static::T_RECURSIVE,
static::T_QUERY_RESULT,
static::T_QUERY_MATCH,
static::T_SLICE,
static::T_INDEXES,
];
}
/**
* @param $token
* @return AbstractFilter
* @throws \Exception
*/
public function buildFilter($options)
{
$filterClass = 'Flow\\JSONPath\\Filters\\' . ucfirst($this->type) . 'Filter';
if (! class_exists($filterClass)) {
throw new JSONPathException("No filter class exists for token [{$this->type}]");
}
return new $filterClass($this, $options);
}
}