therselman 7 years ago
parent
commit
60e3aae302
  1. 177
      src/Collection.php
  2. 2
      src/ORM/ActiveRecord.php
  3. 58
      src/ORM/Collection.php
  4. 131
      src/ORM/Model.php

177
src/Collection.php

@ -0,0 +1,177 @@ @@ -0,0 +1,177 @@
<?php
/**
* Collection class with dynamic members
* Similar functionality to an Array or Dictionary class
* Typically holding a collection/array of Entity members
* This class is not particularly useful compared to a standard array,
* but it's used to `extend` the functionality of standard arrays.
*
* @link https://laravel.com/docs/5.4/eloquent-collections#available-methods
*
* @author Trevor Herselman <therselman@gmail.com>
*/
namespace Twister;
class Collection implements \Iterator, \Countable, \ArrayAccess
{
protected $members = null;
public function __construct(array $members = [])
{
$this->members =& $members;
}
/**
* Countable interface
*/
public function find(...$params)
{
if (count($params) === 1)
return count($this->members);
}
/**
* return all the array keys
*/
public function keys()
{
return array_keys($this->members);
}
/**
*
*/
public function isEmpty()
{
return count($this->members) === 0;
}
/**
* Get member by id/index
*
* Note: This is not very useful, because most members will be indexed by integer.
*
* @param string|int $idx
* @return mixed
*/
public function __get($idx)
{
return $this->members[$idx];
}
/**
* Set member by id/index
*
* @param string|int $idx
* @param mixed $value
* @return void
*/
public function __set($idx, $value)
{
$this->members[$idx] = $value;
}
function __isset($idx)
{
return isset($this->members[$idx]);
}
function __unset($idx)
{
unset($this->members[$idx]);
}
/**
* Workaround for the `array access functions` eg. array_push($obj->toArray(), $value);
*/
public function &toArray()
{
return $this->members;
}
/**
*
*/
public function toJson()
{
return json_encode($this->members);
}
public function __toString()
{
return json_encode($this->members);
}
/**
* Iterator interface
*/
public function rewind()
{
return reset($this->members);
}
public function current()
{
return current($this->members);
}
public function key()
{
return key($this->members);
}
public function next()
{
return next($this->members);
}
public function valid()
{
return key($this->members) !== null;
}
/**
* Countable interface
*/
public function count()
{
return count($this->members);
}
/**
* @alias count()
*/
public function length()
{
return count($this->members);
}
/**
* ArrayAccess interface
*/
public function offsetGet($idx) // eg. var_dump($obj['two']);
{
return $this->members[$idx];
}
public function offsetSet($idx, $value) // eg. $obj['two'] = 'A value';
{
$this->members[$idx] = $value;
}
public function offsetExists($idx) // eg. isset($obj['two'])
{
return isset($this->members[$idx]);
}
public function offsetUnset($idx) // eg. unset($obj['two']);
{
unset($this->members[$idx]);
}
}

2
src/ORM/ActiveRecord.php

@ -9,7 +9,7 @@ namespace Twister\ORM; @@ -9,7 +9,7 @@ namespace Twister\ORM;
* This class is designed for inheritance and users can subclass this class to
* write their own repositories with business-specific methods to locate entities.
*
* @author Trevor Herselman <therselman@gmail.com>
* @author Trevor Herselman <therselman@gmail.com>
*/
class ActiveRecord
{

58
src/ORM/Collection.php

@ -6,6 +6,10 @@ @@ -6,6 +6,10 @@
* Typically holding a collection/array of Entity members
* This class is not particularly useful compared to a standard array,
* but it's used to `extend` the functionality of standard arrays.
*
* @link https://laravel.com/docs/5.4/eloquent-collections#available-methods
*
* @author Trevor Herselman <therselman@gmail.com>
*/
namespace Twister\ORM;
@ -14,12 +18,41 @@ class Collection implements \Iterator, \Countable, \ArrayAccess @@ -14,12 +18,41 @@ class Collection implements \Iterator, \Countable, \ArrayAccess
{
protected $members = null;
public function __construct(array $members = null)
public function __construct(array $members = [])
{
$this->members =& $members;
}
/**
* Countable interface
*/
public function find(...$params)
{
if (count($params) === 1)
return count($this->members);
}
/**
* return all the array keys
*/
public function keys()
{
return array_keys($this->members);
}
/**
*
*/
public function isEmpty()
{
return count($this->members) === 0;
}
/**
* Get member by id/index
*
@ -33,6 +66,7 @@ class Collection implements \Iterator, \Countable, \ArrayAccess @@ -33,6 +66,7 @@ class Collection implements \Iterator, \Countable, \ArrayAccess
return $this->members[$idx];
}
/**
* Set member by id/index
*
@ -65,6 +99,21 @@ class Collection implements \Iterator, \Countable, \ArrayAccess @@ -65,6 +99,21 @@ class Collection implements \Iterator, \Countable, \ArrayAccess
}
/**
*
*/
public function toJson()
{
return json_encode($this->members);
}
public function __toString()
{
return json_encode($this->members);
}
/**
* Iterator interface
*/
@ -97,6 +146,13 @@ class Collection implements \Iterator, \Countable, \ArrayAccess @@ -97,6 +146,13 @@ class Collection implements \Iterator, \Countable, \ArrayAccess
{
return count($this->members);
}
/**
* @alias count()
*/
public function length()
{
return count($this->members);
}
/**

131
src/ORM/Model.php

@ -0,0 +1,131 @@ @@ -0,0 +1,131 @@
<?php
namespace Twister\ORM;
/**
* A Repository serves as a repository for entities with generic as well as
* business specific methods for retrieving entities.
*
* This class is designed for inheritance and users can subclass this class to
* write their own repositories with business-specific methods to locate entities.
*
* @author Trevor Herselman <therselman@gmail.com>
*/
class Model
{
/**
* The database connection used by the EntityManager.
*
* @var \Doctrine\DBAL\Connection
*/
protected $em = null;
public function __construct(Container $c)
{
$this->conn = $c->db;
}
/**
* {@inheritDoc}
*/
public function getConnection()
{
return $this->conn;
}
/**
* {@inheritDoc}
*/
public function getRepository($entityName)
{
static $repos = null;
if ( ! isset($repos[$entityName])) {
$repoName = $entityName . 'Repository';
echo 'loading: ' . $repoName;
$repos[$entityName] = new $repoName($this);
}
return $repos[$entityName];
}
/**
* {@inheritDoc}
*/
public function beginTransaction()
{
$this->conn->beginTransaction();
}
/**
* {@inheritDoc}
*/
public function transaction($func) // AKA `transactional` in Doctrine
{
if (!is_callable($func)) {
throw new \InvalidArgumentException('Expected argument of type "callable", got "' . gettype($func) . '"');
}
$this->conn->beginTransaction();
try {
$return = call_user_func($func, $this);
$this->flush();
$this->conn->commit();
return $return ?: true;
} catch (Exception $e) {
$this->close();
$this->conn->rollBack();
throw $e;
}
}
/**
* {@inheritDoc}
*/
public function commit()
{
$this->conn->commit();
}
/**
* {@inheritDoc}
*/
public function rollback()
{
$this->conn->rollBack();
}
/**
* Adds support for magic method calls.
*
* @param string $method
* @param array $args
*
* @return mixed The returned value from the resolved method.
*
* @throws ORMException
* @throws \BadMethodCallException If the method called is invalid
*/
public function __call($method, $args)
{
if (0 === strpos($method, 'findBy')) {
return $this->resolveMagicCall('findBy', substr($method, 6), $args);
}
if (0 === strpos($method, 'findOneBy')) {
return $this->resolveMagicCall('findOneBy', substr($method, 9), $args);
}
if (0 === strpos($method, 'countBy')) {
return $this->resolveMagicCall('count', substr($method, 7), $args);
}
throw new \BadMethodCallException(
"Undefined method '$method'. The method name must start with ".
"either findBy, findOneBy or countBy!"
);
}
}
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