| 1 |
<?php |
| 2 |
|
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namespace FluentBooking\Framework\Container; |
| 4 |
|
| 5 |
use Closure; |
| 6 |
use Exception; |
| 7 |
use TypeError; |
| 8 |
use ArrayAccess; |
| 9 |
use LogicException; |
| 10 |
use ReflectionClass; |
| 11 |
use ReflectionException; |
| 12 |
use ReflectionParameter; |
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use FluentBooking\Framework\Container\Contracts\BindingResolutionException; |
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use FluentBooking\Framework\Container\Contracts\CircularDependencyException; |
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use FluentBooking\Framework\Container\Contracts\Container as ContainerContract; |
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|
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class Container implements ArrayAccess, ContainerContract |
| 18 |
{ |
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/** |
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* The current globally available container (if any). |
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* |
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* @var static |
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*/ |
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protected static $instance; |
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|
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/** |
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* An array of the types that have been resolved. |
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* |
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* @var bool[] |
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*/ |
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protected $resolved = []; |
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|
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/** |
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* The container's bindings. |
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* |
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* @var array[] |
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*/ |
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protected $bindings = []; |
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|
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/** |
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* The container's method bindings. |
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* |
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* @var \Closure[] |
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*/ |
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protected $methodBindings = []; |
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|
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/** |
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* The container's shared instances. |
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* |
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* @var object[] |
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*/ |
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protected $instances = []; |
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|
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/** |
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* The container's scoped instances. |
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* |
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* @var array |
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*/ |
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protected $scopedInstances = []; |
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|
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/** |
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* The registered type aliases. |
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* |
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* @var string[] |
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*/ |
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protected $aliases = []; |
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|
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/** |
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* The registered aliases keyed by the abstract name. |
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* |
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* @var array[] |
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*/ |
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protected $abstractAliases = []; |
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|
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/** |
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* The extension closures for services. |
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* |
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* @var array[] |
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*/ |
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protected $extenders = []; |
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|
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/** |
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* All of the registered tags. |
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* |
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* @var array[] |
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*/ |
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protected $tags = []; |
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|
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/** |
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* The stack of concretions currently being built. |
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* |
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* @var array[] |
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*/ |
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protected $buildStack = []; |
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|
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/** |
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* The parameter override stack. |
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* |
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* @var array[] |
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*/ |
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protected $with = []; |
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|
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/** |
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* The contextual binding map. |
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* |
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* @var array[] |
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*/ |
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public $contextual = []; |
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|
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/** |
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* All of the registered rebound callbacks. |
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* |
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* @var array[] |
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*/ |
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protected $reboundCallbacks = []; |
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|
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/** |
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* All of the global before resolving callbacks. |
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* |
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* @var \Closure[] |
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*/ |
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protected $globalBeforeResolvingCallbacks = []; |
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|
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/** |
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* All of the global resolving callbacks. |
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* |
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* @var \Closure[] |
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*/ |
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protected $globalResolvingCallbacks = []; |
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|
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/** |
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* All of the global after resolving callbacks. |
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* |
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* @var \Closure[] |
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*/ |
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protected $globalAfterResolvingCallbacks = []; |
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|
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/** |
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* All of the before resolving callbacks by class type. |
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* |
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* @var array[] |
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*/ |
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protected $beforeResolvingCallbacks = []; |
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|
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/** |
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* All of the resolving callbacks by class type. |
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* |
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* @var array[] |
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*/ |
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protected $resolvingCallbacks = []; |
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|
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/** |
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* All of the after resolving callbacks by class type. |
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* |
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* @var array[] |
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*/ |
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protected $afterResolvingCallbacks = []; |
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|
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/** |
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* Define a contextual binding. |
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* |
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* @param array|string $concrete |
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* @return \FluentBooking\Framework\Container\Contracts\ContextualBindingBuilder |
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*/ |
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public function when($concrete) |
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{ |
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$aliases = []; |
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|
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foreach (Util::arrayWrap($concrete) as $c) { |
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$aliases[] = $this->getAlias($c); |
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} |
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|
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return new ContextualBindingBuilder($this, $aliases); |
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} |
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|
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/** |
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* Determine if the given abstract type has been bound. |
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* |
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* @param string $abstract |
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* @return bool |
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*/ |
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public function bound($abstract) |
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{ |
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return isset($this->bindings[$abstract]) || |
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isset($this->instances[$abstract]) || |
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$this->isAlias($abstract); |
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} |
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|
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/** |
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* {@inheritdoc} |
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* |
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* @return bool |
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*/ |
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public function has($id) |
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{ |
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return $this->bound($id); |
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} |
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|
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/** |
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* Determine if the given abstract type has been resolved. |
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* |
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* @param string $abstract |
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* @return bool |
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*/ |
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public function resolved($abstract) |
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{ |
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if ($this->isAlias($abstract)) { |
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$abstract = $this->getAlias($abstract); |
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} |
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|
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return isset($this->resolved[$abstract]) || |
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isset($this->instances[$abstract]); |
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} |
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|
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/** |
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* Determine if a given type is shared. |
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* |
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* @param string $abstract |
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* @return bool |
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*/ |
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public function isShared($abstract) |
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{ |
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return isset($this->instances[$abstract]) || |
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(isset($this->bindings[$abstract]['shared']) && |
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$this->bindings[$abstract]['shared'] === true); |
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} |
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|
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/** |
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* Determine if a given string is an alias. |
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* |
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* @param string $name |
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* @return bool |
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*/ |
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public function isAlias($name) |
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{ |
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return isset($this->aliases[$name]); |
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} |
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|
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/** |
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* Register a binding with the container. |
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* |
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* @param string $abstract |
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* @param \Closure|string|null $concrete |
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* @param bool $shared |
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* @return void |
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* |
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* @throws \TypeError |
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*/ |
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public function bind($abstract, $concrete = null, $shared = false) |
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{ |
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$this->dropStaleInstances($abstract); |
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|
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// If no concrete type was given, we will simply set the concrete type to the |
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// abstract type. After that, the concrete type to be registered as shared |
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// without being forced to state their classes in both of the parameters. |
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if (is_null($concrete)) { |
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$concrete = $abstract; |
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} |
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|
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// If the factory is not a Closure, it means it is just a class name which is |
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// bound into this container to the abstract type and we will just wrap it |
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// up inside its own Closure to give us more convenience when extending. |
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if (! $concrete instanceof Closure) { |
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if (! is_string($concrete)) { |
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throw new TypeError(self::class.'::bind(): Argument #2 ($concrete) must be of type Closure|string|null'); |
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} |
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|
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$concrete = $this->getClosure($abstract, $concrete); |
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} |
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|
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$this->bindings[$abstract] = compact('concrete', 'shared'); |
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|
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// If the abstract type was already resolved in this container we'll fire the |
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// rebound listener so that any objects which have already gotten resolved |
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// can have their copy of the object updated via the listener callbacks. |
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if ($this->resolved($abstract)) { |
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$this->rebound($abstract); |
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} |
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} |
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|
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/** |
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* Get the Closure to be used when building a type. |
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* |
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* @param string $abstract |
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* @param string $concrete |
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* @return \Closure |
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*/ |
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protected function getClosure($abstract, $concrete) |
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{ |
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return function ($container, $parameters = []) use ($abstract, $concrete) { |
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if ($abstract == $concrete) { |
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return $container->build($concrete); |
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} |
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|
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return $container->resolve( |
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$concrete, $parameters, $raiseEvents = false |
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); |
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}; |
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} |
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|
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/** |
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* Determine if the container has a method binding. |
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* |
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* @param string $method |
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* @return bool |
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*/ |
| 307 |
public function hasMethodBinding($method) |
| 308 |
{ |
| 309 |
return isset($this->methodBindings[$method]); |
| 310 |
} |
| 311 |
|
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/** |
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* Bind a callback to resolve with Container::call. |
| 314 |
* |
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* @param array|string $method |
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* @param \Closure $callback |
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* @return void |
| 318 |
*/ |
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public function bindMethod($method, $callback) |
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{ |
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$this->methodBindings[$this->parseBindMethod($method)] = $callback; |
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} |
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|
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/** |
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* Get the method to be bound in class@method format. |
| 326 |
* |
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* @param array|string $method |
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* @return string |
| 329 |
*/ |
| 330 |
protected function parseBindMethod($method) |
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{ |
| 332 |
if (is_array($method)) { |
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return $method[0].'@'.$method[1]; |
| 334 |
} |
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|
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return $method; |
| 337 |
} |
| 338 |
|
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/** |
| 340 |
* Get the method binding for the given method. |
| 341 |
* |
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* @param string $method |
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* @param mixed $instance |
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* @return mixed |
| 345 |
*/ |
| 346 |
public function callMethodBinding($method, $instance) |
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{ |
| 348 |
return call_user_func($this->methodBindings[$method], $instance, $this); |
| 349 |
} |
| 350 |
|
| 351 |
/** |
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* Add a contextual binding to the container. |
| 353 |
* |
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* @param string $concrete |
| 355 |
* @param string $abstract |
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* @param \Closure|string $implementation |
| 357 |
* @return void |
| 358 |
*/ |
| 359 |
public function addContextualBinding($concrete, $abstract, $implementation) |
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{ |
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$this->contextual[$concrete][$this->getAlias($abstract)] = $implementation; |
| 362 |
} |
| 363 |
|
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/** |
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* Register a binding if it hasn't already been registered. |
| 366 |
* |
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* @param string $abstract |
| 368 |
* @param \Closure|string|null $concrete |
| 369 |
* @param bool $shared |
| 370 |
* @return void |
| 371 |
*/ |
| 372 |
public function bindIf($abstract, $concrete = null, $shared = false) |
| 373 |
{ |
| 374 |
if (! $this->bound($abstract)) { |
| 375 |
$this->bind($abstract, $concrete, $shared); |
| 376 |
} |
| 377 |
} |
| 378 |
|
| 379 |
/** |
| 380 |
* Register a shared binding in the container. |
| 381 |
* |
| 382 |
* @param string $abstract |
| 383 |
* @param \Closure|string|null $concrete |
| 384 |
* @return void |
| 385 |
*/ |
| 386 |
public function singleton($abstract, $concrete = null) |
| 387 |
{ |
| 388 |
$this->bind($abstract, $concrete, true); |
| 389 |
} |
| 390 |
|
| 391 |
/** |
| 392 |
* Register a shared binding if it hasn't already been registered. |
| 393 |
* |
| 394 |
* @param string $abstract |
| 395 |
* @param \Closure|string|null $concrete |
| 396 |
* @return void |
| 397 |
*/ |
| 398 |
public function singletonIf($abstract, $concrete = null) |
| 399 |
{ |
| 400 |
if (! $this->bound($abstract)) { |
| 401 |
$this->singleton($abstract, $concrete); |
| 402 |
} |
| 403 |
} |
| 404 |
|
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/** |
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* Register a scoped binding in the container. |
| 407 |
* |
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* @param string $abstract |
| 409 |
* @param \Closure|string|null $concrete |
| 410 |
* @return void |
| 411 |
*/ |
| 412 |
public function scoped($abstract, $concrete = null) |
| 413 |
{ |
| 414 |
$this->scopedInstances[] = $abstract; |
| 415 |
|
| 416 |
$this->singleton($abstract, $concrete); |
| 417 |
} |
| 418 |
|
| 419 |
/** |
| 420 |
* Register a scoped binding if it hasn't already been registered. |
| 421 |
* |
| 422 |
* @param string $abstract |
| 423 |
* @param \Closure|string|null $concrete |
| 424 |
* @return void |
| 425 |
*/ |
| 426 |
public function scopedIf($abstract, $concrete = null) |
| 427 |
{ |
| 428 |
if (! $this->bound($abstract)) { |
| 429 |
$this->scopedInstances[] = $abstract; |
| 430 |
|
| 431 |
$this->singleton($abstract, $concrete); |
| 432 |
} |
| 433 |
} |
| 434 |
|
| 435 |
/** |
| 436 |
* "Extend" an abstract type in the container. |
| 437 |
* |
| 438 |
* @param string $abstract |
| 439 |
* @param \Closure $closure |
| 440 |
* @return void |
| 441 |
* |
| 442 |
* @throws \InvalidArgumentException |
| 443 |
*/ |
| 444 |
public function extend($abstract, Closure $closure) |
| 445 |
{ |
| 446 |
$abstract = $this->getAlias($abstract); |
| 447 |
|
| 448 |
if (isset($this->instances[$abstract])) { |
| 449 |
$this->instances[$abstract] = $closure($this->instances[$abstract], $this); |
| 450 |
|
| 451 |
$this->rebound($abstract); |
| 452 |
} else { |
| 453 |
$this->extenders[$abstract][] = $closure; |
| 454 |
|
| 455 |
if ($this->resolved($abstract)) { |
| 456 |
$this->rebound($abstract); |
| 457 |
} |
| 458 |
} |
| 459 |
} |
| 460 |
|
| 461 |
/** |
| 462 |
* Register an existing instance as shared in the container. |
| 463 |
* |
| 464 |
* @param string $abstract |
| 465 |
* @param mixed $instance |
| 466 |
* @return mixed |
| 467 |
*/ |
| 468 |
public function instance($abstract, $instance) |
| 469 |
{ |
| 470 |
$this->removeAbstractAlias($abstract); |
| 471 |
|
| 472 |
$isBound = $this->bound($abstract); |
| 473 |
|
| 474 |
unset($this->aliases[$abstract]); |
| 475 |
|
| 476 |
// We'll check to determine if this type has been bound before, and if it has |
| 477 |
// we will fire the rebound callbacks registered with the container and it |
| 478 |
// can be updated with consuming classes that have gotten resolved here. |
| 479 |
$this->instances[$abstract] = $instance; |
| 480 |
|
| 481 |
if ($isBound) { |
| 482 |
$this->rebound($abstract); |
| 483 |
} |
| 484 |
|
| 485 |
return $instance; |
| 486 |
} |
| 487 |
|
| 488 |
/** |
| 489 |
* Remove an alias from the contextual binding alias cache. |
| 490 |
* |
| 491 |
* @param string $searched |
| 492 |
* @return void |
| 493 |
*/ |
| 494 |
protected function removeAbstractAlias($searched) |
| 495 |
{ |
| 496 |
if (! isset($this->aliases[$searched])) { |
| 497 |
return; |
| 498 |
} |
| 499 |
|
| 500 |
foreach ($this->abstractAliases as $abstract => $aliases) { |
| 501 |
foreach ($aliases as $index => $alias) { |
| 502 |
if ($alias == $searched) { |
| 503 |
unset($this->abstractAliases[$abstract][$index]); |
| 504 |
} |
| 505 |
} |
| 506 |
} |
| 507 |
} |
| 508 |
|
| 509 |
/** |
| 510 |
* Assign a set of tags to a given binding. |
| 511 |
* |
| 512 |
* @param array|string $abstracts |
| 513 |
* @param array|mixed ...$tags |
| 514 |
* @return void |
| 515 |
*/ |
| 516 |
public function tag($abstracts, $tags) |
| 517 |
{ |
| 518 |
$tags = is_array($tags) ? $tags : array_slice(func_get_args(), 1); |
| 519 |
|
| 520 |
foreach ($tags as $tag) { |
| 521 |
if (! isset($this->tags[$tag])) { |
| 522 |
$this->tags[$tag] = []; |
| 523 |
} |
| 524 |
|
| 525 |
foreach ((array) $abstracts as $abstract) { |
| 526 |
$this->tags[$tag][] = $abstract; |
| 527 |
} |
| 528 |
} |
| 529 |
} |
| 530 |
|
| 531 |
/** |
| 532 |
* Resolve all of the bindings for a given tag. |
| 533 |
* |
| 534 |
* @param string $tag |
| 535 |
* @return iterable |
| 536 |
*/ |
| 537 |
public function tagged($tag) |
| 538 |
{ |
| 539 |
if (! isset($this->tags[$tag])) { |
| 540 |
return []; |
| 541 |
} |
| 542 |
|
| 543 |
return new RewindableGenerator(function () use ($tag) { |
| 544 |
foreach ($this->tags[$tag] as $abstract) { |
| 545 |
yield $this->make($abstract); |
| 546 |
} |
| 547 |
}, count($this->tags[$tag])); |
| 548 |
} |
| 549 |
|
| 550 |
/** |
| 551 |
* Alias a type to a different name. |
| 552 |
* |
| 553 |
* @param string $abstract |
| 554 |
* @param string $alias |
| 555 |
* @return void |
| 556 |
* |
| 557 |
* @throws \LogicException |
| 558 |
*/ |
| 559 |
public function alias($abstract, $alias) |
| 560 |
{ |
| 561 |
if ($alias === $abstract) { |
| 562 |
throw new LogicException("[{$abstract}] is aliased to itself."); |
| 563 |
} |
| 564 |
|
| 565 |
$this->aliases[$alias] = $abstract; |
| 566 |
|
| 567 |
$this->abstractAliases[$abstract][] = $alias; |
| 568 |
} |
| 569 |
|
| 570 |
/** |
| 571 |
* Bind a new callback to an abstract's rebind event. |
| 572 |
* |
| 573 |
* @param string $abstract |
| 574 |
* @param \Closure $callback |
| 575 |
* @return mixed |
| 576 |
*/ |
| 577 |
public function rebinding($abstract, Closure $callback) |
| 578 |
{ |
| 579 |
$this->reboundCallbacks[$abstract = $this->getAlias($abstract)][] = $callback; |
| 580 |
|
| 581 |
if ($this->bound($abstract)) { |
| 582 |
return $this->make($abstract); |
| 583 |
} |
| 584 |
} |
| 585 |
|
| 586 |
/** |
| 587 |
* Refresh an instance on the given target and method. |
| 588 |
* |
| 589 |
* @param string $abstract |
| 590 |
* @param mixed $target |
| 591 |
* @param string $method |
| 592 |
* @return mixed |
| 593 |
*/ |
| 594 |
public function refresh($abstract, $target, $method) |
| 595 |
{ |
| 596 |
return $this->rebinding($abstract, function ($app, $instance) use ($target, $method) { |
| 597 |
$target->{$method}($instance); |
| 598 |
}); |
| 599 |
} |
| 600 |
|
| 601 |
/** |
| 602 |
* Fire the "rebound" callbacks for the given abstract type. |
| 603 |
* |
| 604 |
* @param string $abstract |
| 605 |
* @return void |
| 606 |
*/ |
| 607 |
protected function rebound($abstract) |
| 608 |
{ |
| 609 |
$instance = $this->make($abstract); |
| 610 |
|
| 611 |
foreach ($this->getReboundCallbacks($abstract) as $callback) { |
| 612 |
call_user_func($callback, $this, $instance); |
| 613 |
} |
| 614 |
} |
| 615 |
|
| 616 |
/** |
| 617 |
* Get the rebound callbacks for a given type. |
| 618 |
* |
| 619 |
* @param string $abstract |
| 620 |
* @return array |
| 621 |
*/ |
| 622 |
protected function getReboundCallbacks($abstract) |
| 623 |
{ |
| 624 |
return $this->reboundCallbacks[$abstract] ?? []; |
| 625 |
} |
| 626 |
|
| 627 |
/** |
| 628 |
* Wrap the given closure such that its dependencies will be injected when executed. |
| 629 |
* |
| 630 |
* @param \Closure $callback |
| 631 |
* @param array $parameters |
| 632 |
* @return \Closure |
| 633 |
*/ |
| 634 |
public function wrap(Closure $callback, array $parameters = []) |
| 635 |
{ |
| 636 |
return function () use ($callback, $parameters) { |
| 637 |
return $this->call($callback, $parameters); |
| 638 |
}; |
| 639 |
} |
| 640 |
|
| 641 |
/** |
| 642 |
* Call the given Closure / class@method and inject its dependencies. |
| 643 |
* |
| 644 |
* @param callable|string $callback |
| 645 |
* @param array<string, mixed> $parameters |
| 646 |
* @param string|null $defaultMethod |
| 647 |
* @return mixed |
| 648 |
* |
| 649 |
* @throws \InvalidArgumentException |
| 650 |
*/ |
| 651 |
public function call($callback, array $parameters = [], $defaultMethod = null) |
| 652 |
{ |
| 653 |
return BoundMethod::call($this, $callback, $parameters, $defaultMethod); |
| 654 |
} |
| 655 |
|
| 656 |
/** |
| 657 |
* Get a closure to resolve the given type from the container. |
| 658 |
* |
| 659 |
* @param string $abstract |
| 660 |
* @return \Closure |
| 661 |
*/ |
| 662 |
public function factory($abstract) |
| 663 |
{ |
| 664 |
return function () use ($abstract) { |
| 665 |
return $this->make($abstract); |
| 666 |
}; |
| 667 |
} |
| 668 |
|
| 669 |
/** |
| 670 |
* An alias function name for make(). |
| 671 |
* |
| 672 |
* @param string|callable $abstract |
| 673 |
* @param array $parameters |
| 674 |
* @return mixed |
| 675 |
* |
| 676 |
* @throws \FluentBooking\Framework\Container\Contracts\BindingResolutionException |
| 677 |
*/ |
| 678 |
public function makeWith($abstract, array $parameters = []) |
| 679 |
{ |
| 680 |
return $this->make($abstract, $parameters); |
| 681 |
} |
| 682 |
|
| 683 |
/** |
| 684 |
* Resolve the given type from the container. |
| 685 |
* |
| 686 |
* @param string|callable $abstract |
| 687 |
* @param array $parameters |
| 688 |
* @return mixed |
| 689 |
* |
| 690 |
* @throws \FluentBooking\Framework\Container\Contracts\BindingResolutionException |
| 691 |
*/ |
| 692 |
public function make($abstract, array $parameters = []) |
| 693 |
{ |
| 694 |
return $this->resolve($abstract, $parameters); |
| 695 |
} |
| 696 |
|
| 697 |
/** |
| 698 |
* {@inheritdoc} |
| 699 |
* |
| 700 |
* @return mixed |
| 701 |
*/ |
| 702 |
public function get($id) |
| 703 |
{ |
| 704 |
try { |
| 705 |
return $this->resolve($id); |
| 706 |
} catch (Exception $e) { |
| 707 |
if ($this->has($id) || $e instanceof CircularDependencyException) { |
| 708 |
throw $e; |
| 709 |
} |
| 710 |
|
| 711 |
throw new EntryNotFoundException($id, $e->getCode(), $e); |
| 712 |
} |
| 713 |
} |
| 714 |
|
| 715 |
/** |
| 716 |
* Resolve the given type from the container. |
| 717 |
* |
| 718 |
* @param string|callable $abstract |
| 719 |
* @param array $parameters |
| 720 |
* @param bool $raiseEvents |
| 721 |
* @return mixed |
| 722 |
* |
| 723 |
* @throws \FluentBooking\Framework\Container\Contracts\BindingResolutionException |
| 724 |
* @throws \FluentBooking\Framework\Container\Contracts\CircularDependencyException |
| 725 |
*/ |
| 726 |
protected function resolve($abstract, $parameters = [], $raiseEvents = true) |
| 727 |
{ |
| 728 |
$abstract = $this->getAlias($abstract); |
| 729 |
|
| 730 |
// First we'll fire any event handlers which handle the "before" resolving of |
| 731 |
// specific types. This gives some hooks the chance to add various extends |
| 732 |
// calls to change the resolution of objects that they're interested in. |
| 733 |
if ($raiseEvents) { |
| 734 |
$this->fireBeforeResolvingCallbacks($abstract, $parameters); |
| 735 |
} |
| 736 |
|
| 737 |
$concrete = $this->getContextualConcrete($abstract); |
| 738 |
|
| 739 |
$needsContextualBuild = ! empty($parameters) || ! is_null($concrete); |
| 740 |
|
| 741 |
// If an instance of the type is currently being managed as a singleton we'll |
| 742 |
// just return an existing instance instead of instantiating new instances |
| 743 |
// so the developer can keep using the same objects instance every time. |
| 744 |
if (isset($this->instances[$abstract]) && ! $needsContextualBuild) { |
| 745 |
return $this->instances[$abstract]; |
| 746 |
} |
| 747 |
|
| 748 |
$this->with[] = $parameters; |
| 749 |
|
| 750 |
if (is_null($concrete)) { |
| 751 |
$concrete = $this->getConcrete($abstract); |
| 752 |
} |
| 753 |
|
| 754 |
// We're ready to instantiate an instance of the concrete type registered for |
| 755 |
// the binding. This will instantiate the types, as well as resolve any of |
| 756 |
// its "nested" dependencies recursively until all have gotten resolved. |
| 757 |
if ($this->isBuildable($concrete, $abstract)) { |
| 758 |
$object = $this->build($concrete); |
| 759 |
} else { |
| 760 |
$object = $this->make($concrete); |
| 761 |
} |
| 762 |
|
| 763 |
// If we defined any extenders for this type, we'll need to spin through them |
| 764 |
// and apply them to the object being built. This allows for the extension |
| 765 |
// of services, such as changing configuration or decorating the object. |
| 766 |
foreach ($this->getExtenders($abstract) as $extender) { |
| 767 |
$object = $extender($object, $this); |
| 768 |
} |
| 769 |
|
| 770 |
// If the requested type is registered as a singleton we'll want to cache off |
| 771 |
// the instances in "memory" so we can return it later without creating an |
| 772 |
// entirely new instance of an object on each subsequent request for it. |
| 773 |
if ($this->isShared($abstract) && ! $needsContextualBuild) { |
| 774 |
$this->instances[$abstract] = $object; |
| 775 |
} |
| 776 |
|
| 777 |
if ($raiseEvents) { |
| 778 |
$this->fireResolvingCallbacks($abstract, $object); |
| 779 |
} |
| 780 |
|
| 781 |
// Before returning, we will also set the resolved flag to "true" and pop off |
| 782 |
// the parameter overrides for this build. After those two things are done |
| 783 |
// we will be ready to return back the fully constructed class instance. |
| 784 |
$this->resolved[$abstract] = true; |
| 785 |
|
| 786 |
array_pop($this->with); |
| 787 |
|
| 788 |
return $object; |
| 789 |
} |
| 790 |
|
| 791 |
/** |
| 792 |
* Get the concrete type for a given abstract. |
| 793 |
* |
| 794 |
* @param string|callable $abstract |
| 795 |
* @return mixed |
| 796 |
*/ |
| 797 |
protected function getConcrete($abstract) |
| 798 |
{ |
| 799 |
// If we don't have a registered resolver or concrete for the type, we'll just |
| 800 |
// assume each type is a concrete name and will attempt to resolve it as is |
| 801 |
// since the container should be able to resolve concretes automatically. |
| 802 |
if (isset($this->bindings[$abstract])) { |
| 803 |
return $this->bindings[$abstract]['concrete']; |
| 804 |
} |
| 805 |
|
| 806 |
return $abstract; |
| 807 |
} |
| 808 |
|
| 809 |
/** |
| 810 |
* Get the contextual concrete binding for the given abstract. |
| 811 |
* |
| 812 |
* @param string|callable $abstract |
| 813 |
* @return \Closure|string|array|null |
| 814 |
*/ |
| 815 |
protected function getContextualConcrete($abstract) |
| 816 |
{ |
| 817 |
if (! is_null($binding = $this->findInContextualBindings($abstract))) { |
| 818 |
return $binding; |
| 819 |
} |
| 820 |
|
| 821 |
// Next we need to see if a contextual binding might be bound under an alias of the |
| 822 |
// given abstract type. So, we will need to check if any aliases exist with this |
| 823 |
// type and then spin through them and check for contextual bindings on these. |
| 824 |
if (empty($this->abstractAliases[$abstract])) { |
| 825 |
return; |
| 826 |
} |
| 827 |
|
| 828 |
foreach ($this->abstractAliases[$abstract] as $alias) { |
| 829 |
if (! is_null($binding = $this->findInContextualBindings($alias))) { |
| 830 |
return $binding; |
| 831 |
} |
| 832 |
} |
| 833 |
} |
| 834 |
|
| 835 |
/** |
| 836 |
* Find the concrete binding for the given abstract in the contextual binding array. |
| 837 |
* |
| 838 |
* @param string|callable $abstract |
| 839 |
* @return \Closure|string|null |
| 840 |
*/ |
| 841 |
protected function findInContextualBindings($abstract) |
| 842 |
{ |
| 843 |
return $this->contextual[end($this->buildStack)][$abstract] ?? null; |
| 844 |
} |
| 845 |
|
| 846 |
/** |
| 847 |
* Determine if the given concrete is buildable. |
| 848 |
* |
| 849 |
* @param mixed $concrete |
| 850 |
* @param string $abstract |
| 851 |
* @return bool |
| 852 |
*/ |
| 853 |
protected function isBuildable($concrete, $abstract) |
| 854 |
{ |
| 855 |
return $concrete === $abstract || $concrete instanceof Closure; |
| 856 |
} |
| 857 |
|
| 858 |
/** |
| 859 |
* Instantiate a concrete instance of the given type. |
| 860 |
* |
| 861 |
* @param \Closure|string $concrete |
| 862 |
* @return mixed |
| 863 |
* |
| 864 |
* @throws \FluentBooking\Framework\Container\Contracts\BindingResolutionException |
| 865 |
* @throws \FluentBooking\Framework\Container\Contracts\CircularDependencyException |
| 866 |
*/ |
| 867 |
public function build($concrete) |
| 868 |
{ |
| 869 |
// If the concrete type is actually a Closure, we will just execute it and |
| 870 |
// hand back the results of the functions, which allows functions to be |
| 871 |
// used as resolvers for more fine-tuned resolution of these objects. |
| 872 |
if ($concrete instanceof Closure) { |
| 873 |
return $concrete($this, $this->getLastParameterOverride()); |
| 874 |
} |
| 875 |
|
| 876 |
try { |
| 877 |
$reflector = new ReflectionClass($concrete); |
| 878 |
} catch (ReflectionException $e) { |
| 879 |
throw new BindingResolutionException("Target class [$concrete] does not exist.", 0, $e); |
| 880 |
} |
| 881 |
|
| 882 |
// If the type is not instantiable, the developer is attempting to resolve |
| 883 |
// an abstract type such as an Interface or Abstract Class and there is |
| 884 |
// no binding registered for the abstractions so we need to bail out. |
| 885 |
if (! $reflector->isInstantiable()) { |
| 886 |
return $this->notInstantiable($concrete); |
| 887 |
} |
| 888 |
|
| 889 |
$this->buildStack[] = $concrete; |
| 890 |
|
| 891 |
$constructor = $reflector->getConstructor(); |
| 892 |
|
| 893 |
// If there are no constructors, that means there are no dependencies then |
| 894 |
// we can just resolve the instances of the objects right away, without |
| 895 |
// resolving any other types or dependencies out of these containers. |
| 896 |
if (is_null($constructor)) { |
| 897 |
array_pop($this->buildStack); |
| 898 |
|
| 899 |
return new $concrete; |
| 900 |
} |
| 901 |
|
| 902 |
$dependencies = $constructor->getParameters(); |
| 903 |
|
| 904 |
// Once we have all the constructor's parameters we can create each of the |
| 905 |
// dependency instances and then use the reflection instances to make a |
| 906 |
// new instance of this class, injecting the created dependencies in. |
| 907 |
try { |
| 908 |
$instances = $this->resolveDependencies($dependencies); |
| 909 |
} catch (BindingResolutionException $e) { |
| 910 |
array_pop($this->buildStack); |
| 911 |
|
| 912 |
throw $e; |
| 913 |
} |
| 914 |
|
| 915 |
array_pop($this->buildStack); |
| 916 |
|
| 917 |
return $reflector->newInstanceArgs($instances); |
| 918 |
} |
| 919 |
|
| 920 |
/** |
| 921 |
* Resolve all of the dependencies from the ReflectionParameters. |
| 922 |
* |
| 923 |
* @param \ReflectionParameter[] $dependencies |
| 924 |
* @return array |
| 925 |
* |
| 926 |
* @throws \FluentBooking\Framework\Container\Contracts\BindingResolutionException |
| 927 |
*/ |
| 928 |
protected function resolveDependencies(array $dependencies) |
| 929 |
{ |
| 930 |
$results = []; |
| 931 |
|
| 932 |
foreach ($dependencies as $dependency) { |
| 933 |
// If the dependency has an override for this particular build we will use |
| 934 |
// that instead as the value. Otherwise, we will continue with this run |
| 935 |
// of resolutions and let reflection attempt to determine the result. |
| 936 |
if ($this->hasParameterOverride($dependency)) { |
| 937 |
$results[] = $this->getParameterOverride($dependency); |
| 938 |
|
| 939 |
continue; |
| 940 |
} |
| 941 |
|
| 942 |
// If the class is null, it means the dependency is a string or some other |
| 943 |
// primitive type which we can not resolve since it is not a class and |
| 944 |
// we will just bomb out with an error since we have no-where to go. |
| 945 |
$result = is_null(Util::getParameterClassName($dependency)) |
| 946 |
? $this->resolvePrimitive($dependency) |
| 947 |
: $this->resolveClass($dependency); |
| 948 |
|
| 949 |
if ($dependency->isVariadic()) { |
| 950 |
$results = array_merge($results, $result); |
| 951 |
} else { |
| 952 |
$results[] = $result; |
| 953 |
} |
| 954 |
} |
| 955 |
|
| 956 |
return $results; |
| 957 |
} |
| 958 |
|
| 959 |
/** |
| 960 |
* Determine if the given dependency has a parameter override. |
| 961 |
* |
| 962 |
* @param \ReflectionParameter $dependency |
| 963 |
* @return bool |
| 964 |
*/ |
| 965 |
protected function hasParameterOverride($dependency) |
| 966 |
{ |
| 967 |
return array_key_exists( |
| 968 |
$dependency->name, $this->getLastParameterOverride() |
| 969 |
); |
| 970 |
} |
| 971 |
|
| 972 |
/** |
| 973 |
* Get a parameter override for a dependency. |
| 974 |
* |
| 975 |
* @param \ReflectionParameter $dependency |
| 976 |
* @return mixed |
| 977 |
*/ |
| 978 |
protected function getParameterOverride($dependency) |
| 979 |
{ |
| 980 |
return $this->getLastParameterOverride()[$dependency->name]; |
| 981 |
} |
| 982 |
|
| 983 |
/** |
| 984 |
* Get the last parameter override. |
| 985 |
* |
| 986 |
* @return array |
| 987 |
*/ |
| 988 |
protected function getLastParameterOverride() |
| 989 |
{ |
| 990 |
return count($this->with) ? end($this->with) : []; |
| 991 |
} |
| 992 |
|
| 993 |
/** |
| 994 |
* Resolve a non-class hinted primitive dependency. |
| 995 |
* |
| 996 |
* @param \ReflectionParameter $parameter |
| 997 |
* @return mixed |
| 998 |
* |
| 999 |
* @throws \FluentBooking\Framework\Container\Contracts\BindingResolutionException |
| 1000 |
*/ |
| 1001 |
protected function resolvePrimitive(ReflectionParameter $parameter) |
| 1002 |
{ |
| 1003 |
if (! is_null($concrete = $this->getContextualConcrete('$'.$parameter->getName()))) { |
| 1004 |
return $concrete instanceof Closure ? $concrete($this) : $concrete; |
| 1005 |
} |
| 1006 |
|
| 1007 |
if ($parameter->isDefaultValueAvailable()) { |
| 1008 |
return $parameter->getDefaultValue(); |
| 1009 |
} |
| 1010 |
|
| 1011 |
$this->unresolvablePrimitive($parameter); |
| 1012 |
} |
| 1013 |
|
| 1014 |
/** |
| 1015 |
* Resolve a class based dependency from the container. |
| 1016 |
* |
| 1017 |
* @param \ReflectionParameter $parameter |
| 1018 |
* @return mixed |
| 1019 |
* |
| 1020 |
* @throws \FluentBooking\Framework\Container\Contracts\BindingResolutionException |
| 1021 |
*/ |
| 1022 |
protected function resolveClass(ReflectionParameter $parameter) |
| 1023 |
{ |
| 1024 |
try { |
| 1025 |
return $parameter->isVariadic() |
| 1026 |
? $this->resolveVariadicClass($parameter) |
| 1027 |
: $this->make(Util::getParameterClassName($parameter)); |
| 1028 |
} |
| 1029 |
|
| 1030 |
// If we can not resolve the class instance, we will check to see if the value |
| 1031 |
// is optional, and if it is we will return the optional parameter value as |
| 1032 |
// the value of the dependency, similarly to how we do this with scalars. |
| 1033 |
catch (BindingResolutionException $e) { |
| 1034 |
if ($parameter->isDefaultValueAvailable()) { |
| 1035 |
array_pop($this->with); |
| 1036 |
|
| 1037 |
return $parameter->getDefaultValue(); |
| 1038 |
} |
| 1039 |
|
| 1040 |
if ($parameter->isVariadic()) { |
| 1041 |
array_pop($this->with); |
| 1042 |
|
| 1043 |
return []; |
| 1044 |
} |
| 1045 |
|
| 1046 |
throw $e; |
| 1047 |
} |
| 1048 |
} |
| 1049 |
|
| 1050 |
/** |
| 1051 |
* Resolve a class based variadic dependency from the container. |
| 1052 |
* |
| 1053 |
* @param \ReflectionParameter $parameter |
| 1054 |
* @return mixed |
| 1055 |
*/ |
| 1056 |
protected function resolveVariadicClass(ReflectionParameter $parameter) |
| 1057 |
{ |
| 1058 |
$className = Util::getParameterClassName($parameter); |
| 1059 |
|
| 1060 |
$abstract = $this->getAlias($className); |
| 1061 |
|
| 1062 |
if (! is_array($concrete = $this->getContextualConcrete($abstract))) { |
| 1063 |
return $this->make($className); |
| 1064 |
} |
| 1065 |
|
| 1066 |
return array_map(function ($abstract) { |
| 1067 |
return $this->resolve($abstract); |
| 1068 |
}, $concrete); |
| 1069 |
} |
| 1070 |
|
| 1071 |
/** |
| 1072 |
* Throw an exception that the concrete is not instantiable. |
| 1073 |
* |
| 1074 |
* @param string $concrete |
| 1075 |
* @return void |
| 1076 |
* |
| 1077 |
* @throws \FluentBooking\Framework\Container\Contracts\BindingResolutionException |
| 1078 |
*/ |
| 1079 |
protected function notInstantiable($concrete) |
| 1080 |
{ |
| 1081 |
if (! empty($this->buildStack)) { |
| 1082 |
$previous = implode(', ', $this->buildStack); |
| 1083 |
|
| 1084 |
$message = "Target [$concrete] is not instantiable while building [$previous]."; |
| 1085 |
} else { |
| 1086 |
$message = "Target [$concrete] is not instantiable."; |
| 1087 |
} |
| 1088 |
|
| 1089 |
throw new BindingResolutionException($message); |
| 1090 |
} |
| 1091 |
|
| 1092 |
/** |
| 1093 |
* Throw an exception for an unresolvable primitive. |
| 1094 |
* |
| 1095 |
* @param \ReflectionParameter $parameter |
| 1096 |
* @return void |
| 1097 |
* |
| 1098 |
* @throws \FluentBooking\Framework\Container\Contracts\BindingResolutionException |
| 1099 |
*/ |
| 1100 |
protected function unresolvablePrimitive(ReflectionParameter $parameter) |
| 1101 |
{ |
| 1102 |
$message = "Unresolvable dependency resolving [$parameter] in class {$parameter->getDeclaringClass()->getName()}"; |
| 1103 |
|
| 1104 |
throw new BindingResolutionException($message); |
| 1105 |
} |
| 1106 |
|
| 1107 |
/** |
| 1108 |
* Register a new before resolving callback for all types. |
| 1109 |
* |
| 1110 |
* @param \Closure|string $abstract |
| 1111 |
* @param \Closure|null $callback |
| 1112 |
* @return void |
| 1113 |
*/ |
| 1114 |
public function beforeResolving($abstract, Closure $callback = null) |
| 1115 |
{ |
| 1116 |
if (is_string($abstract)) { |
| 1117 |
$abstract = $this->getAlias($abstract); |
| 1118 |
} |
| 1119 |
|
| 1120 |
if ($abstract instanceof Closure && is_null($callback)) { |
| 1121 |
$this->globalBeforeResolvingCallbacks[] = $abstract; |
| 1122 |
} else { |
| 1123 |
$this->beforeResolvingCallbacks[$abstract][] = $callback; |
| 1124 |
} |
| 1125 |
} |
| 1126 |
|
| 1127 |
/** |
| 1128 |
* Register a new resolving callback. |
| 1129 |
* |
| 1130 |
* @param \Closure|string $abstract |
| 1131 |
* @param \Closure|null $callback |
| 1132 |
* @return void |
| 1133 |
*/ |
| 1134 |
public function resolving($abstract, Closure $callback = null) |
| 1135 |
{ |
| 1136 |
if (is_string($abstract)) { |
| 1137 |
$abstract = $this->getAlias($abstract); |
| 1138 |
} |
| 1139 |
|
| 1140 |
if (is_null($callback) && $abstract instanceof Closure) { |
| 1141 |
$this->globalResolvingCallbacks[] = $abstract; |
| 1142 |
} else { |
| 1143 |
$this->resolvingCallbacks[$abstract][] = $callback; |
| 1144 |
} |
| 1145 |
} |
| 1146 |
|
| 1147 |
/** |
| 1148 |
* Register a new after resolving callback for all types. |
| 1149 |
* |
| 1150 |
* @param \Closure|string $abstract |
| 1151 |
* @param \Closure|null $callback |
| 1152 |
* @return void |
| 1153 |
*/ |
| 1154 |
public function afterResolving($abstract, Closure $callback = null) |
| 1155 |
{ |
| 1156 |
if (is_string($abstract)) { |
| 1157 |
$abstract = $this->getAlias($abstract); |
| 1158 |
} |
| 1159 |
|
| 1160 |
if ($abstract instanceof Closure && is_null($callback)) { |
| 1161 |
$this->globalAfterResolvingCallbacks[] = $abstract; |
| 1162 |
} else { |
| 1163 |
$this->afterResolvingCallbacks[$abstract][] = $callback; |
| 1164 |
} |
| 1165 |
} |
| 1166 |
|
| 1167 |
/** |
| 1168 |
* Fire all of the before resolving callbacks. |
| 1169 |
* |
| 1170 |
* @param string $abstract |
| 1171 |
* @param array $parameters |
| 1172 |
* @return void |
| 1173 |
*/ |
| 1174 |
protected function fireBeforeResolvingCallbacks($abstract, $parameters = []) |
| 1175 |
{ |
| 1176 |
$this->fireBeforeCallbackArray($abstract, $parameters, $this->globalBeforeResolvingCallbacks); |
| 1177 |
|
| 1178 |
foreach ($this->beforeResolvingCallbacks as $type => $callbacks) { |
| 1179 |
if ($type === $abstract || is_subclass_of($abstract, $type)) { |
| 1180 |
$this->fireBeforeCallbackArray($abstract, $parameters, $callbacks); |
| 1181 |
} |
| 1182 |
} |
| 1183 |
} |
| 1184 |
|
| 1185 |
/** |
| 1186 |
* Fire an array of callbacks with an object. |
| 1187 |
* |
| 1188 |
* @param string $abstract |
| 1189 |
* @param array $parameters |
| 1190 |
* @param array $callbacks |
| 1191 |
* @return void |
| 1192 |
*/ |
| 1193 |
protected function fireBeforeCallbackArray($abstract, $parameters, array $callbacks) |
| 1194 |
{ |
| 1195 |
foreach ($callbacks as $callback) { |
| 1196 |
$callback($abstract, $parameters, $this); |
| 1197 |
} |
| 1198 |
} |
| 1199 |
|
| 1200 |
/** |
| 1201 |
* Fire all of the resolving callbacks. |
| 1202 |
* |
| 1203 |
* @param string $abstract |
| 1204 |
* @param mixed $object |
| 1205 |
* @return void |
| 1206 |
*/ |
| 1207 |
protected function fireResolvingCallbacks($abstract, $object) |
| 1208 |
{ |
| 1209 |
$this->fireCallbackArray($object, $this->globalResolvingCallbacks); |
| 1210 |
|
| 1211 |
$this->fireCallbackArray( |
| 1212 |
$object, $this->getCallbacksForType($abstract, $object, $this->resolvingCallbacks) |
| 1213 |
); |
| 1214 |
|
| 1215 |
$this->fireAfterResolvingCallbacks($abstract, $object); |
| 1216 |
} |
| 1217 |
|
| 1218 |
/** |
| 1219 |
* Fire all of the after resolving callbacks. |
| 1220 |
* |
| 1221 |
* @param string $abstract |
| 1222 |
* @param mixed $object |
| 1223 |
* @return void |
| 1224 |
*/ |
| 1225 |
protected function fireAfterResolvingCallbacks($abstract, $object) |
| 1226 |
{ |
| 1227 |
$this->fireCallbackArray($object, $this->globalAfterResolvingCallbacks); |
| 1228 |
|
| 1229 |
$this->fireCallbackArray( |
| 1230 |
$object, $this->getCallbacksForType($abstract, $object, $this->afterResolvingCallbacks) |
| 1231 |
); |
| 1232 |
} |
| 1233 |
|
| 1234 |
/** |
| 1235 |
* Get all callbacks for a given type. |
| 1236 |
* |
| 1237 |
* @param string $abstract |
| 1238 |
* @param object $object |
| 1239 |
* @param array $callbacksPerType |
| 1240 |
* @return array |
| 1241 |
*/ |
| 1242 |
protected function getCallbacksForType($abstract, $object, array $callbacksPerType) |
| 1243 |
{ |
| 1244 |
$results = []; |
| 1245 |
|
| 1246 |
foreach ($callbacksPerType as $type => $callbacks) { |
| 1247 |
if ($type === $abstract || $object instanceof $type) { |
| 1248 |
$results = array_merge($results, $callbacks); |
| 1249 |
} |
| 1250 |
} |
| 1251 |
|
| 1252 |
return $results; |
| 1253 |
} |
| 1254 |
|
| 1255 |
/** |
| 1256 |
* Fire an array of callbacks with an object. |
| 1257 |
* |
| 1258 |
* @param mixed $object |
| 1259 |
* @param array $callbacks |
| 1260 |
* @return void |
| 1261 |
*/ |
| 1262 |
protected function fireCallbackArray($object, array $callbacks) |
| 1263 |
{ |
| 1264 |
foreach ($callbacks as $callback) { |
| 1265 |
$callback($object, $this); |
| 1266 |
} |
| 1267 |
} |
| 1268 |
|
| 1269 |
/** |
| 1270 |
* Get the container's bindings. |
| 1271 |
* |
| 1272 |
* @return array |
| 1273 |
*/ |
| 1274 |
public function getBindings() |
| 1275 |
{ |
| 1276 |
return $this->bindings; |
| 1277 |
} |
| 1278 |
|
| 1279 |
/** |
| 1280 |
* Get the alias for an abstract if available. |
| 1281 |
* |
| 1282 |
* @param string $abstract |
| 1283 |
* @return string |
| 1284 |
*/ |
| 1285 |
public function getAlias($abstract) |
| 1286 |
{ |
| 1287 |
return isset($this->aliases[$abstract]) |
| 1288 |
? $this->getAlias($this->aliases[$abstract]) |
| 1289 |
: $abstract; |
| 1290 |
} |
| 1291 |
|
| 1292 |
/** |
| 1293 |
* Get the extender callbacks for a given type. |
| 1294 |
* |
| 1295 |
* @param string $abstract |
| 1296 |
* @return array |
| 1297 |
*/ |
| 1298 |
protected function getExtenders($abstract) |
| 1299 |
{ |
| 1300 |
return $this->extenders[$this->getAlias($abstract)] ?? []; |
| 1301 |
} |
| 1302 |
|
| 1303 |
/** |
| 1304 |
* Remove all of the extender callbacks for a given type. |
| 1305 |
* |
| 1306 |
* @param string $abstract |
| 1307 |
* @return void |
| 1308 |
*/ |
| 1309 |
public function forgetExtenders($abstract) |
| 1310 |
{ |
| 1311 |
unset($this->extenders[$this->getAlias($abstract)]); |
| 1312 |
} |
| 1313 |
|
| 1314 |
/** |
| 1315 |
* Drop all of the stale instances and aliases. |
| 1316 |
* |
| 1317 |
* @param string $abstract |
| 1318 |
* @return void |
| 1319 |
*/ |
| 1320 |
protected function dropStaleInstances($abstract) |
| 1321 |
{ |
| 1322 |
unset($this->instances[$abstract], $this->aliases[$abstract]); |
| 1323 |
} |
| 1324 |
|
| 1325 |
/** |
| 1326 |
* Remove a resolved instance from the instance cache. |
| 1327 |
* |
| 1328 |
* @param string $abstract |
| 1329 |
* @return void |
| 1330 |
*/ |
| 1331 |
public function forgetInstance($abstract) |
| 1332 |
{ |
| 1333 |
unset($this->instances[$abstract]); |
| 1334 |
} |
| 1335 |
|
| 1336 |
/** |
| 1337 |
* Clear all of the instances from the container. |
| 1338 |
* |
| 1339 |
* @return void |
| 1340 |
*/ |
| 1341 |
public function forgetInstances() |
| 1342 |
{ |
| 1343 |
$this->instances = []; |
| 1344 |
} |
| 1345 |
|
| 1346 |
/** |
| 1347 |
* Clear all of the scoped instances from the container. |
| 1348 |
* |
| 1349 |
* @return void |
| 1350 |
*/ |
| 1351 |
public function forgetScopedInstances() |
| 1352 |
{ |
| 1353 |
foreach ($this->scopedInstances as $scoped) { |
| 1354 |
unset($this->instances[$scoped]); |
| 1355 |
} |
| 1356 |
} |
| 1357 |
|
| 1358 |
/** |
| 1359 |
* Flush the container of all bindings and resolved instances. |
| 1360 |
* |
| 1361 |
* @return void |
| 1362 |
*/ |
| 1363 |
public function flush() |
| 1364 |
{ |
| 1365 |
$this->aliases = []; |
| 1366 |
$this->resolved = []; |
| 1367 |
$this->bindings = []; |
| 1368 |
$this->instances = []; |
| 1369 |
$this->abstractAliases = []; |
| 1370 |
$this->scopedInstances = []; |
| 1371 |
} |
| 1372 |
|
| 1373 |
/** |
| 1374 |
* Get the globally available instance of the container. |
| 1375 |
* |
| 1376 |
* @return static |
| 1377 |
*/ |
| 1378 |
public static function getInstance() |
| 1379 |
{ |
| 1380 |
if (is_null(static::$instance)) { |
| 1381 |
static::$instance = new static; |
| 1382 |
} |
| 1383 |
|
| 1384 |
return static::$instance; |
| 1385 |
} |
| 1386 |
|
| 1387 |
/** |
| 1388 |
* Set the shared instance of the container. |
| 1389 |
* |
| 1390 |
* @param \FluentBooking\Framework\Container\Contracts\Container|null $container |
| 1391 |
* @return \FluentBooking\Framework\Container\Contracts\Container|static |
| 1392 |
*/ |
| 1393 |
public static function setInstance(ContainerContract $container = null) |
| 1394 |
{ |
| 1395 |
return static::$instance = $container; |
| 1396 |
} |
| 1397 |
|
| 1398 |
/** |
| 1399 |
* Determine if a given offset exists. |
| 1400 |
* |
| 1401 |
* @param string $key |
| 1402 |
* @return bool |
| 1403 |
*/ |
| 1404 |
#[\ReturnTypeWillChange] |
| 1405 |
public function offsetExists($key) |
| 1406 |
{ |
| 1407 |
return $this->bound($key); |
| 1408 |
} |
| 1409 |
|
| 1410 |
/** |
| 1411 |
* Get the value at a given offset. |
| 1412 |
* |
| 1413 |
* @param string $key |
| 1414 |
* @return mixed |
| 1415 |
*/ |
| 1416 |
#[\ReturnTypeWillChange] |
| 1417 |
public function offsetGet($key) |
| 1418 |
{ |
| 1419 |
return $this->make($key); |
| 1420 |
} |
| 1421 |
|
| 1422 |
/** |
| 1423 |
* Set the value at a given offset. |
| 1424 |
* |
| 1425 |
* @param string $key |
| 1426 |
* @param mixed $value |
| 1427 |
* @return void |
| 1428 |
*/ |
| 1429 |
#[\ReturnTypeWillChange] |
| 1430 |
public function offsetSet($key, $value) |
| 1431 |
{ |
| 1432 |
$this->bind($key, $value instanceof Closure ? $value : function () use ($value) { |
| 1433 |
return $value; |
| 1434 |
}); |
| 1435 |
} |
| 1436 |
|
| 1437 |
/** |
| 1438 |
* Unset the value at a given offset. |
| 1439 |
* |
| 1440 |
* @param string $key |
| 1441 |
* @return void |
| 1442 |
*/ |
| 1443 |
#[\ReturnTypeWillChange] |
| 1444 |
public function offsetUnset($key) |
| 1445 |
{ |
| 1446 |
unset($this->bindings[$key], $this->instances[$key], $this->resolved[$key]); |
| 1447 |
} |
| 1448 |
|
| 1449 |
/** |
| 1450 |
* Dynamically access container services. |
| 1451 |
* |
| 1452 |
* @param string $key |
| 1453 |
* @return mixed |
| 1454 |
*/ |
| 1455 |
public function __get($key) |
| 1456 |
{ |
| 1457 |
return $this[$key]; |
| 1458 |
} |
| 1459 |
|
| 1460 |
/** |
| 1461 |
* Dynamically set container services. |
| 1462 |
* |
| 1463 |
* @param string $key |
| 1464 |
* @param mixed $value |
| 1465 |
* @return void |
| 1466 |
*/ |
| 1467 |
public function __set($key, $value) |
| 1468 |
{ |
| 1469 |
$this[$key] = $value; |
| 1470 |
} |
| 1471 |
} |
| 1472 |
|
