From 6eea072376cc9fd1034342a0e1d2173681268138 Mon Sep 17 00:00:00 2001
From: Igor Scheller <igor.scheller@igorshp.de>
Date: Mon, 20 Nov 2017 17:08:05 +0100
Subject: Added ExceptionHandler Interface

---
 src/Exceptions/BasicHandler.php              | 119 +++++++++++++++++++++++++++
 src/Exceptions/ExceptionsServiceProvider.php |   5 +-
 src/Exceptions/Handler.php                   | 112 ++-----------------------
 3 files changed, 130 insertions(+), 106 deletions(-)
 create mode 100644 src/Exceptions/BasicHandler.php

(limited to 'src')

diff --git a/src/Exceptions/BasicHandler.php b/src/Exceptions/BasicHandler.php
new file mode 100644
index 00000000..2ba960a2
--- /dev/null
+++ b/src/Exceptions/BasicHandler.php
@@ -0,0 +1,119 @@
+<?php
+
+namespace Engelsystem\Exceptions;
+
+use ErrorException;
+use Throwable;
+
+class BasicHandler extends Handler
+{
+    /**
+     * Activate the error handler
+     */
+    public function register()
+    {
+        set_error_handler([$this, 'errorHandler']);
+        set_exception_handler([$this, 'exceptionHandler']);
+    }
+
+    /**
+     * @param int    $number
+     * @param string $message
+     * @param string $file
+     * @param int    $line
+     */
+    public function errorHandler($number, $message, $file, $line)
+    {
+        $exception = new ErrorException($message, 0, $number, $file, $line);
+        $this->exceptionHandler($exception);
+    }
+
+    /**
+     * @param Throwable $e
+     */
+    public function exceptionHandler($e)
+    {
+        $this->handle(
+            $e->getCode(),
+            get_class($e) . ': ' . $e->getMessage(),
+            $e->getFile(),
+            $e->getLine(),
+            ['exception' => $e]
+        );
+    }
+
+    /**
+     * @param int    $number
+     * @param string $string
+     * @param string $file
+     * @param int    $line
+     * @param array  $context
+     * @param array  $trace
+     */
+    protected function handle($number, $string, $file, $line, $context = [], $trace = [])
+    {
+        error_log(sprintf('Exception: Number: %s, String: %s, File: %s:%u, Context: %s',
+            $number,
+            $string,
+            $file,
+            $line,
+            json_encode($context)
+        ));
+
+        $file = $this->stripBasePath($file);
+
+        if ($this->environment == self::ENV_DEVELOPMENT) {
+            echo '<pre style="background-color:#333;color:#ccc;z-index:1000;position:fixed;bottom:1em;padding:1em;width:97%;max-height: 90%;overflow-y:auto;">';
+            echo sprintf('%s: (%s)' . PHP_EOL, ucfirst($type), $number);
+            var_export([
+                'string'     => $string,
+                'file'       => $file . ':' . $line,
+                'context'    => $context,
+                'stacktrace' => $this->formatStackTrace($trace),
+            ]);
+            echo '</pre>';
+            die();
+        }
+
+        echo 'An <del>un</del>expected error occurred, a team of untrained monkeys has been dispatched to deal with it.';
+        die();
+    }
+
+    /**
+     * @param array $stackTrace
+     * @return array
+     */
+    protected function formatStackTrace($stackTrace)
+    {
+        $return = [];
+
+        foreach ($stackTrace as $trace) {
+            $path = '';
+            $line = '';
+
+            if (isset($trace['file']) && isset($trace['line'])) {
+                $path = $this->stripBasePath($trace['file']);
+                $line = $trace['line'];
+            }
+
+            $functionName = $trace['function'];
+
+            $return[] = [
+                'file'        => $path . ':' . $line,
+                $functionName => $trace['args'],
+            ];
+        }
+
+        return $return;
+    }
+
+    /**
+     * @param string $path
+     * @return string
+     */
+    protected function stripBasePath($path)
+    {
+        $basePath = realpath(__DIR__ . '/../..') . '/';
+        return str_replace($basePath, '', $path);
+    }
+}
diff --git a/src/Exceptions/ExceptionsServiceProvider.php b/src/Exceptions/ExceptionsServiceProvider.php
index 7755e1e7..8eeccf61 100644
--- a/src/Exceptions/ExceptionsServiceProvider.php
+++ b/src/Exceptions/ExceptionsServiceProvider.php
@@ -3,13 +3,14 @@
 namespace Engelsystem\Exceptions;
 
 use Engelsystem\Container\ServiceProvider;
-use Engelsystem\Exceptions\Handler as ExceptionHandler;
 
 class ExceptionsServiceProvider extends ServiceProvider
 {
     public function register()
     {
-        $errorHandler = $this->app->make(ExceptionHandler::class);
+        $errorHandler = $this->app->make(BasicHandler::class);
+        $errorHandler->register();
         $this->app->instance('error.handler', $errorHandler);
+        $this->app->bind(Handler::class, 'error.handler');
     }
 }
diff --git a/src/Exceptions/Handler.php b/src/Exceptions/Handler.php
index 95bcd132..cdf94e32 100644
--- a/src/Exceptions/Handler.php
+++ b/src/Exceptions/Handler.php
@@ -2,9 +2,7 @@
 
 namespace Engelsystem\Exceptions;
 
-use Throwable;
-
-class Handler
+abstract class Handler
 {
     /** @var string */
     protected $environment;
@@ -20,122 +18,28 @@ class Handler
     public function __construct($environment = self::ENV_PRODUCTION)
     {
         $this->environment = $environment;
-
-        set_error_handler([$this, 'errorHandler']);
-        set_exception_handler([$this, 'exceptionHandler']);
-    }
-
-    /**
-     * @param int    $number
-     * @param string $string
-     * @param string $file
-     * @param int    $line
-     * @param array  $context
-     */
-    public function errorHandler($number, $string, $file, $line, $context)
-    {
-        $trace = array_reverse(debug_backtrace());
-
-        $this->handle('error', $number, $string, $file, $line, $context, $trace);
     }
 
     /**
-     * @param Throwable $e
+     * Activate the error handler
      */
-    public function exceptionHandler($e)
+    public function register()
     {
-        $this->handle(
-            'exception',
-            $e->getCode(),
-            get_class($e) . ': ' . $e->getMessage(),
-            $e->getFile(),
-            $e->getLine(),
-            ['exception' => $e]
-        );
-    }
-
-    /**
-     * @param string $type
-     * @param int    $number
-     * @param string $string
-     * @param string $file
-     * @param int    $line
-     * @param array  $context
-     * @param array  $trace
-     */
-    protected function handle($type, $number, $string, $file, $line, $context = [], $trace = [])
-    {
-        error_log(sprintf('%s: Number: %s, String: %s, File: %s:%u, Context: %s',
-            $type,
-            $number,
-            $string,
-            $file,
-            $line,
-            json_encode($context)
-        ));
-
-        $file = $this->stripBasePath($file);
-
-        if ($this->environment == self::ENV_DEVELOPMENT) {
-            echo '<pre style="background-color:#333;color:#ccc;z-index:1000;position:fixed;bottom:1em;padding:1em;width:97%;max-height: 90%;overflow-y:auto;">';
-            echo sprintf('%s: (%s)' . PHP_EOL, ucfirst($type), $number);
-            var_export([
-                'string'     => $string,
-                'file'       => $file . ':' . $line,
-                'context'    => $context,
-                'stacktrace' => $this->formatStackTrace($trace),
-            ]);
-            echo '</pre>';
-            die();
-        }
-
-        echo 'An <del>un</del>expected error occurred, a team of untrained monkeys has been dispatched to deal with it.';
-        die();
     }
 
     /**
-     * @param array $stackTrace
-     * @return array
+     * @param string $environment
      */
-    protected function formatStackTrace($stackTrace)
+    public function setEnvironment($environment)
     {
-        $return = [];
-
-        foreach ($stackTrace as $trace) {
-            $path = '';
-            $line = '';
-
-            if (isset($trace['file']) && isset($trace['line'])) {
-                $path = $this->stripBasePath($trace['file']);
-                $line = $trace['line'];
-            }
-
-            $functionName = $trace['function'];
-
-            $return[] = [
-                'file'        => $path . ':' . $line,
-                $functionName => $trace['args'],
-            ];
-        }
-
-        return $return;
+        $this->environment = $environment;
     }
 
     /**
-     * @param string $path
      * @return string
      */
-    protected function stripBasePath($path)
+    public function getEnvironment()
     {
-        $basePath = realpath(__DIR__ . '/../..') . '/';
-        return str_replace($basePath, '', $path);
-    }
-
-    /**
-     * @param string $environment
-     */
-    public function setEnvironment($environment)
-    {
-        $this->environment = $environment;
+        return $this->environment;
     }
 }
-- 
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