PHP code example of mmghv / dependency-pocket

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

mmghv / dependency-pocket example snippets

use mmghv\DependencyPocket;

// ...

$this->pocket = new DependencyPocket();

$this->pocket->define([
    'dep1',  // allow any type
    'dep2' => 'string',  // primitive type
    'dep3' => 'array',  // primitive type
    'dep4' => 'App\Model\Article'  // class or interface
]);

$this->pocket->set([
    'dep1' => true,
    'dep2' => 'some value',
    'dep3' => [1, 2],
    'dep4' => $myArticle
]);

$dep = $this->pocket->get('myDep');
// or
$dep = $this->pocket->myDep;

public function __get($name)
{
    if ($this->pocket->has($name)) {
        return $this->pocket->get($name);
    } else {
        throw new \Exception("Undefined property: [$name]");
    }
}

// Manager.php

namespace App\Managers;

use Illuminate\Contracts\Foundation\Application;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Http\Request;
use mmghv\DependencyPocket;

class Manager
{
    protected $pocket;

    /**
     * Define class dependencies.
     */
    protected function defineDependencies()
    {
        if ($this->pocket) {
            return true;
        }

        $this->pocket = new DependencyPocket();

        $this->pocket->define([
            'app'           => 'Laravel\Lumen\Application',
            'model'         => 'Illuminate\Database\Eloquent\Model',
            'validator'     => 'Illuminate\Contracts\Validation\Factory',
            'request'       => 'Illuminate\Http\Request',
            'redirectUrl'   => 'string',
        ]);
    }

    /**
     * Create new manager.
     *
     * @param  Application $app
     * @param  Model       $model
     * @param  array       $dependencyPocket
     */
    public function __construct(Application $app, Model $model, array $dependencyPocket = [])
    {
        $this->defineDependencies();

        $this->pocket->set($dependencyPocket += [
            'app'           => $app,
            'model'         => $model,
            'validator'     => $app->make('validator'),  // default value
            'request'       => $app->make('request'),  // default value
            'redirectUrl'   => $app->make('session')->previousUrl(),  // default value
        ]);
    }
}

// ArticleManager.php

namespace App\Managers;

use Illuminate\Contracts\Foundation\Application;
use App\Models\Article;

class ArticleManager extends Manager
{

    /**
     * Define any additional class dependencies, Declare this function
     * only when you need to define new dependencies.
     */
    protected function defineDependencies()
    {
        if (parent::defineDependencies()) {
            return true;
        }

        $this->pocket->define([
            // define any new dependencies for this class
        ]);
    }

    /**
     * Create new article-manager.
     *
     * @param  Application $app
     * @param  array       $dependencyPocket
     */
    public function __construct(Application $app, array $dependencyPocket = [])
    {
        // always call this first
        $this->defineDependencies();

        // default value for $model dependency
        $model = new Article();

        // call parent construct and pass dependencies
        parent::__construct($app, $model, $dependencyPocket += [
            'validator'     => new CustomValidator(), // replace default dependency value
            // add any new dependencies for this calss, needs to be defined first in 'defineDependencies()'
        ]);
    }
}

$manager = new ArticleManager($app, [
    'model' => $anotherModel,
    'validator' => $anotherValidator
]);