From f7c09cb7ff84db1004a4fa83a70735475702023f Mon Sep 17 00:00:00 2001
From: Igor Scheller <igor.scheller@igorshp.de>
Date: Fri, 20 Jan 2017 21:12:19 +0100
Subject: Added exception handler

---
 src/Exceptions/Handler.php | 97 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 src/Exceptions/Handler.php

(limited to 'src')

diff --git a/src/Exceptions/Handler.php b/src/Exceptions/Handler.php
new file mode 100644
index 00000000..a81900b6
--- /dev/null
+++ b/src/Exceptions/Handler.php
@@ -0,0 +1,97 @@
+<?php
+
+namespace Engelsystem\Exceptions;
+
+use Exception;
+
+class Handler
+{
+    /** @var string */
+    protected $environment;
+
+    const ENV_PRODUCTION = 'prod';
+    const ENV_DEVELOPMENT = 'dev';
+    const ENV_DEBUGGING = 'debug';
+
+    /**
+     * Handler constructor.
+     *
+     * @param string $environment production|development
+     */
+    public function __construct($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)
+    {
+        $this->handle('error', $number, $string, $file, $line, $context);
+    }
+
+    /**
+     * @param Exception $e
+     */
+    public function exceptionHandler(Exception $e)
+    {
+        $this->handle(
+            'exception',
+            $e->getCode(),
+            get_class($e) . ': ' . $e->getMessage(),
+            $e->getFile(),
+            $e->getLine()
+        );
+    }
+
+    /**
+     * @param string $type
+     * @param int    $number
+     * @param string $string
+     * @param string $file
+     * @param int    $line
+     * @param array  $context
+     */
+    protected function handle($type, $number, $string, $file, $line, $context = [])
+    {
+        error_log(sprintf('%s: Number: %s, String: %s, File: %s:%u, Context: %s',
+            $type,
+            $number,
+            $string,
+            $file,
+            $line,
+            json_encode($context)
+        ));
+
+        if ($this->environment == self::ENV_DEVELOPMENT || $this->environment == self::ENV_DEBUGGING) {
+            echo '<pre style="background-color:#333;color:#ccc;z-index:1000;position:fixed;bottom:1em;padding:1em;width:97%;overflow-y:auto;">';
+            echo sprintf('%s: (%s)' . PHP_EOL, ucfirst($type), $number);
+            var_export([
+                'string'  => $string,
+                'file'    => $file . ':' . $line,
+                'context' => ($this->environment == self::ENV_DEBUGGING ? $context : null),
+            ]);
+            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 string $environment
+     */
+    public function setEnvironment($environment)
+    {
+        $this->environment = $environment;
+    }
+}
-- 
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