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move DI & Logger from core package to this one
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‎README.md‎

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# common
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Commonly needed services
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# DevNet Common
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This dependency is the common services needed for **DevNet Application**, which includes the following Base Class Library:
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- Configuration Provider
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- Dependency Injection
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- Event Logging
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## Requirements
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- [PHP](https://www.php.net/) version 8.1 or higher
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- [Composer](https://getcomposer.org/) version 2.0 or higher
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## Installation
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You can install DevNet Core as a third-party library to work with any PHP project, by running the following command in the terminal:
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```bash
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composer require devnet/common
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```
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## Documentation
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Full documentation on how to use **DevNet Framework** is available at [devnet-framework.github.io](https://devnet-framework.github.io)
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## License
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This library is licensed under the MIT license. See [License File](https://github.com/DevNet-Framework/core/blob/master/LICENSE) in the root folder for more information.

‎composer.json‎

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{
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"name": "devnet/common",
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"description": "The DevNet services that are commonly needed",
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"type": "library",
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"license": "MIT",
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"authors": [
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{
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"name": "Mohammed Moussaoui",
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"email": "[email protected]"
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}
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],
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"require": {
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"devnet/core": "1.0.*"
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},
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"autoload": {
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"psr-4": {
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"DevNet\\Common\\": "src/"
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},
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"files": [
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"global.php"
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]
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}
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}

‎src/Configuration/ConfigurationBuilder.php‎

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<?php
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/**
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* @author Mohammed Moussaoui
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* @license MIT license. For more license information, see the LICENSE file in the root directory.
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* @link https://github.com/DevNet-Framework
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*/
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namespace DevNet\Common\Configuration;
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class ConfigurationBuilder
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{
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private ?string $basePath = null;
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private array $settings = [];
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public function __construct(array $settings = [])
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{
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$this->settings = $settings;
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}
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public function setBasePath(string $basePath): void
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{
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$this->basePath = $basePath;
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}
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public function addSetting(string $key, $value): void
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{
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$this->settings[$key] = $value;
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}
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public function addJsonFile(string $path): void
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{
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if ($this->basePath) {
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$path = $this->basePath . "/" . $path;
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}
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if (!file_exists($path)) {
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throw new \Exception("Not found file {$path}");
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}
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$settings = file_get_contents($path);
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$settings = json_decode($settings, true);
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$this->settings = array_merge($this->settings, $settings);
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}
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public function build(): IConfiguration
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{
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return new ConfigurationRoot($this->settings);
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}
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}

‎src/Configuration/ConfigurationRoot.php‎

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<?php
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/**
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* @author Mohammed Moussaoui
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* @license MIT license. For more license information, see the LICENSE file in the root directory.
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* @link https://github.com/DevNet-Framework
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*/
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namespace DevNet\Common\Configuration;
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use DevNet\System\PropertyTrait;
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class ConfigurationRoot implements IConfiguration
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{
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use PropertyTrait;
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private array $settings = [];
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public function __construct(array $settings = [])
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{
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$this->settings = $settings;
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}
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public function get_Settings(): array
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{
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return $this->settings;
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}
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public function getValue(string $key)
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{
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$keys = explode(":", $key);
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$value = $this->settings;
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foreach ($keys as $key) {
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$value = $value[$key] ?? null;
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if ($value == null) {
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return null;
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}
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}
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if (is_array($value)) {
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return null;
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}
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return $value;
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}
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public function getSection(string $key): IConfiguration
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{
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return new ConfigurationSection($this, $key);
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}
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public function getChildren(string $key = ''): array
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{
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$path = $key;
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$keys = explode(":", $key);
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$settings = $this->settings;
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foreach ($keys as $key) {
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$settings = $settings[$key] ?? null;
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if (!is_array($settings)) {
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return [];
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}
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}
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$children = [];
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$keys = array_keys($settings);
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foreach ($keys as $key) {
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if ($path != '') {
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$key = $path . ":" . $key;
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}
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$children[] = new ConfigurationSection($this, $key);
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}
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return $children;
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}
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}

‎src/Configuration/ConfigurationSection.php‎

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<?php
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/**
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* @author Mohammed Moussaoui
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* @license MIT license. For more license information, see the LICENSE file in the root directory.
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* @link https://github.com/DevNet-Framework
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*/
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namespace DevNet\Common\Configuration;
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class ConfigurationSection implements IConfiguration
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{
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private IConfiguration $root;
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private string $path;
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public function __construct(IConfiguration $root, string $path)
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{
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$this->root = $root;
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$this->path = $path;
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}
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public function __get($name)
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{
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return $this->$name;
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}
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public function getValue(string $key)
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{
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return $this->root->getValue($this->path . ":" . $key);
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}
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public function getSection(string $key): IConfiguration
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{
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return new ConfigurationSection($this->root, $this->path . ":" . $key);
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}
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public function getChildren(): array
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{
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return $this->root->getChildren($this->path);
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}
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}

‎src/Configuration/IConfiguration.php‎

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<?php
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/**
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* @author Mohammed Moussaoui
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* @license MIT license. For more license information, see the LICENSE file in the root directory.
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* @link https://github.com/DevNet-Framework
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*/
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namespace DevNet\Common\Configuration;
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interface IConfiguration
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{
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public function getValue(string $key);
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public function getSection(string $key): IConfiguration;
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public function getChildren(): array;
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}

‎src/Dependency/Activator.php‎

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<?php
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/**
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* @author Mohammed Moussaoui
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* @license MIT license. For more license information, see the LICENSE file in the root directory.
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* @link https://github.com/DevNet-Framework
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*/
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namespace DevNet\Common\Dependency;
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use DevNet\System\Exceptions\ClassException;
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use ReflectionClass;
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class Activator
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{
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public static function CreateInstance(string $type, IServiceProvider $provider = null): object
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{
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if (!class_exists($type)) {
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throw new ClassException("Cound not find class {$type}", 0, 1);
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}
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$classInfo = new ReflectionClass($type);
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$methodInfo = $classInfo->getConstructor();
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if (!$methodInfo || !$provider) {
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return $classInfo->newInstance();
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}
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$parameters = $methodInfo->getParameters();
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$arguments = [];
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foreach ($parameters as $parameter) {
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$parameterType = '';
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if ($parameter->getType()) {
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$parameterType = $parameter->getType()->getName();
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}
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if (!$provider->contains($parameterType)) {
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break;
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}
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$arguments[] = $provider->getService($parameterType);
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}
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return $classInfo->newInstanceArgs($arguments);
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}
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}

‎src/Dependency/IServiceCollection.php‎

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<?php
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/**
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* @author Mohammed Moussaoui
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* @license MIT license. For more license information, see the LICENSE file in the root directory.
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* @link https://github.com/DevNet-Framework
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*/
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namespace DevNet\Common\Dependency;
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use IteratorAggregate;
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interface IServiceCollection extends IteratorAggregate
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{
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public function add(ServiceDescriptor $serviceDescriptor): void;
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}

‎src/Dependency/IServiceProvider.php‎

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<?php
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/**
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* @author Mohammed Moussaoui
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* @license MIT license. For more license information, see the LICENSE file in the root directory.
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* @link https://github.com/DevNet-Framework
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*/
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namespace DevNet\Common\Dependency;
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interface IServiceProvider
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{
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/**
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* Find and return entry of the provider by its service type or throw an exception if not found.
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*/
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public function getService(string $serviceType);
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/**
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* Check if the provider can return an entry for the given serviceType.
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*/
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public function contains(string $serviceType);
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}

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