Initial xentral_oss_20.3.c9ffacf

classes/Components/Logger/Logger.php

@@ -0,0 +1,66 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Xentral\Components\Logger;
+
+use Xentral\Components\Logger\Context\ContextHelper;
+use Xentral\Components\Logger\Exception\InvalidArgumentException;
+use Xentral\Components\Logger\Handler\LogHandlerInterface;
+
+final class Logger extends AbstractLogger
+{
+    /** @var LogHandlerInterface[] $levelHandlers */
+    private $logHandlers;
+
+    /** @var ContextHelper $contextHelper */
+    private $contextHelper;
+
+    /**
+     * @param ContextHelper $contextHelper
+     */
+    public function __construct(ContextHelper $contextHelper)
+    {
+        $this->contextHelper = $contextHelper;
+        $this->logHandlers = [];
+    }
+
+    /**
+     * @param LogHandlerInterface $handler
+     *
+     * @return void
+     */
+    public function pushHandler(LogHandlerInterface $handler): void
+    {
+        $this->logHandlers[] = $handler;
+    }
+
+    /**
+     * @param string  $level
+     * @param mixed $message
+     * @param array  $context
+     *
+     * @throws InvalidArgumentException
+     *
+     * @return void
+     */
+    public function log($level, $message, array $context = []): void
+    {
+        if (!in_array($level, self::LOGLEVELS, true)) {
+            throw new InvalidArgumentException(sprintf('Unrecognised loglevel "%s".', $level));
+        }
+        if (!is_string($message) && !method_exists($message, '__toString')) {
+            throw new InvalidArgumentException('Cannot convert Message to String.');
+        }
+        if (count($this->logHandlers) === 0) {
+            return;
+        }
+        $interpolated = $this->contextHelper->interpolateMessage($message, $context);
+        $contextObj = $this->contextHelper->createContext($context);
+        foreach ($this->logHandlers as $handler) {
+            if ($handler->canHandle($level)) {
+                $handler->addLogEntry($level, $interpolated, $contextObj);
+            }
+        }
+    }
+}