Current File : /var/www/html/diaspora/api_internal/vendor/anahkiasen/underscore-php/src/Traits/Repository.php
<?php
namespace Underscore\Traits;
use BadMethodCallException;
use Underscore\Dispatch;
use Underscore\Method;
use Underscore\Methods\ArraysMethods;
use Underscore\Methods\StringsMethods;
use Underscore\Parse;
/**
* Base abstract class for repositories.
*/
abstract class Repository
{
/**
* The subject of the repository.
*
* @type mixed
*/
protected $subject;
/**
* Custom functions.
*
* @type array
*/
protected static $macros = [];
/**
* The method used to convert new subjects.
*
* @type string
*/
protected $typecaster;
////////////////////////////////////////////////////////////////////
/////////////////////////// PUBLIC METHODS /////////////////////////
////////////////////////////////////////////////////////////////////
/**
* Create a new instance of the repository.
*
* @param mixed $subject The repository subject
*/
public function __construct($subject = null)
{
// Assign subject
$this->subject = $subject ?: $this->getDefault();
// Convert it if necessary
$typecaster = $this->typecaster;
if ($typecaster) {
$this->$typecaster();
}
return $this;
}
/**
* Transform subject to Strings on toString.
*
* @return string
*/
public function __toString()
{
return Parse::toString($this->subject);
}
/**
* Create a new Repository.
*/
public static function create()
{
return new static();
}
/**
* Create a new Repository from a subject.
*/
public static function from($subject)
{
return new static($subject);
}
/**
* Get a key from the subject.
*/
public function __get($key)
{
return ArraysMethods::get($this->subject, $key);
}
/**
* Set a value on the subject.
*/
public function __set($key, $value)
{
$this->subject = ArraysMethods::set($this->subject, $key, $value);
}
/**
* Check if the subject is empty.
*
* @return bool
*/
public function isEmpty()
{
return empty($this->subject);
}
/**
* Replace the Subject while maintaining chain.
*
* @param mixed $value
*/
public function setSubject($value)
{
$this->subject = $value;
return $this;
}
/**
* Get the subject from the object.
*
* @return mixed
*/
public function obtain()
{
return $this->subject;
}
/**
* Extend the class with a custom function.
*
* @param string $method The macro's name
* @param Callable $closure The macro
*/
public static function extend($method, $closure)
{
static::$macros[get_called_class()][$method] = $closure;
}
////////////////////////////////////////////////////////////////////
//////////////////////// METHODS DISPATCHING ///////////////////////
////////////////////////////////////////////////////////////////////
/**
* Catch aliases and reroute them to the right methods.
*/
public static function __callStatic($method, $parameters)
{
// Get base class and methods class
$callingClass = static::computeClassToCall(get_called_class(), $method, $parameters);
$methodsClass = Method::getMethodsFromType($callingClass);
// Defer to Methods class
if (method_exists($methodsClass, $method)) {
return self::callMethod($methodsClass, $method, $parameters);
}
// Check for an alias
if ($alias = Method::getAliasOf($method)) {
return self::callMethod($methodsClass, $alias, $parameters);
}
// Check for parsers
if (method_exists('Underscore\Parse', $method)) {
return self::callMethod('Underscore\Parse', $method, $parameters);
}
// Defered methods
if ($defered = Dispatch::toNative($callingClass, $method)) {
return call_user_func_array($defered, $parameters);
}
// Look in the macros
if ($macro = ArraysMethods::get(static::$macros, $callingClass.'.'.$method)) {
return call_user_func_array($macro, $parameters);
}
throw new BadMethodCallException('The method '.$callingClass.'::'.$method.' does not exist');
}
/**
* Allow the chained calling of methods.
*/
public function __call($method, $arguments)
{
// Get correct class
$class = Dispatch::toClass($this->subject);
// Check for unchainable methods
if (Method::isUnchainable($class, $method)) {
throw new BadMethodCallException('The method '.$class.'::'.$method.' can\'t be chained');
}
// Prepend subject to arguments and call the method
if (!Method::isSubjectless($method)) {
array_unshift($arguments, $this->subject);
}
$result = $class::__callStatic($method, $arguments);
// If the method is a breaker, return just the result
if (Method::isBreaker($method)) {
return $result;
} else {
$this->subject = $result;
}
return $this;
}
////////////////////////////////////////////////////////////////////
///////////////////////////// HELPERS //////////////////////////////
////////////////////////////////////////////////////////////////////
/**
* Tries to find the right class to call.
*
* @param string $callingClass The original class
* @param string $method The method
* @param array $arguments The arguments
*
* @return string The correct class
*/
protected static function computeClassToCall($callingClass, $method, $arguments)
{
if (!StringsMethods::find($callingClass, 'Underscore\Types')) {
if (isset($arguments[0])) {
$callingClass = Dispatch::toClass($arguments[0]);
} else {
$callingClass = Method::findInClasses($callingClass, $method);
}
}
return $callingClass;
}
/**
* Simpler version of call_user_func_array (for performances).
*
* @param string $class The class
* @param string $method The method
* @param array $parameters The arguments
*/
protected static function callMethod($class, $method, $parameters)
{
switch (count($parameters)) {
case 0:
return $class::$method();
case 1:
return $class::$method($parameters[0]);
case 2:
return $class::$method($parameters[0], $parameters[1]);
case 3:
return $class::$method($parameters[0], $parameters[1], $parameters[2]);
case 4:
return $class::$method($parameters[0], $parameters[1], $parameters[2], $parameters[3]);
case 5:
return $class::$method($parameters[0], $parameters[1], $parameters[2], $parameters[3], $parameters[4]);
}
}
/**
* Get a default value for a new repository.
*
* @return mixed
*/
protected function getDefault()
{
return '';
}
}
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