Merge pull request #309 from corpsee/error-log

Added simple error/exception handle and logging
2014-03-25 10:32:00 +00:00 · 2014-03-25 10:32:00 +00:00 · e48ae0a901
commit e48ae0a901
parent eaf01e6ae2 48336c8b63
4 changed files with 120 additions and 8 deletions
--- a/PHPCI/Logging/Handler.php
+++ b/PHPCI/Logging/Handler.php
@ -0,0 +1,109 @@
+<?php
+
+namespace PHPCI\Logging;
+
+use Psr\Log\LoggerInterface;
+
+class Handler
+{
+    /**
+     * @var array
+     */
+    protected $levels = array(
+        E_WARNING           => 'Warning',
+        E_NOTICE            => 'Notice',
+        E_USER_ERROR        => 'User Error',
+        E_USER_WARNING      => 'User Warning',
+        E_USER_NOTICE       => 'User Notice',
+        E_STRICT            => 'Runtime Notice',
+        E_RECOVERABLE_ERROR => 'Catchable Fatal Error',
+        E_DEPRECATED        => 'Deprecated',
+        E_USER_DEPRECATED   => 'User Deprecated',
+    );
+
+    /**
+     * @var LoggerInterface
+     */
+    protected $logger;
+
+    public function __construct(LoggerInterface $logger = NULL)
+    {
+        $this->logger = $logger;
+    }
+
+    public static function register(LoggerInterface $logger = NULL)
+    {
+        $handler = new static($logger);
+
+        set_error_handler(array($handler, 'handleError'));
+        register_shutdown_function(array($handler, 'handleFatalError'));
+
+        set_exception_handler(array($handler, 'handleException'));
+    }
+
+    /**
+     * @param integer $level
+     * @param string  $message
+     * @param string  $file
+     * @param integer $line
+     *
+     * @throws \ErrorException
+     */
+    public function handleError($level, $message, $file, $line)
+    {
+        if (error_reporting() & $level) {
+
+            $exception_level = isset($this->levels[$level]) ? $this->levels[$level] : $level;
+
+            throw new \ErrorException(
+                sprintf('%s: %s in %s line %d', $exception_level, $message, $file, $line),
+                0, $level, $file, $line
+            );
+        }
+    }
+
+    /**
+     * @throws \ErrorException
+     */
+    public function handleFatalError()
+    {
+        $fatal_error = error_get_last();
+
+        try {
+            if (($e = error_get_last()) !== null) {
+                $e = new \ErrorException(
+                    sprintf('%s: %s in %s line %d', $fatal_error['type'], $fatal_error['message'], $fatal_error['file'], $fatal_error['line']),
+                    0, $fatal_error['type'], $fatal_error['file'], $fatal_error['line']
+                );
+                $this->log($e);
+            }
+        }
+        catch (\Exception $e)
+        {
+            $e = new \ErrorException(
+                sprintf('%s: %s in %s line %d', $fatal_error['type'], $fatal_error['message'], $fatal_error['file'], $fatal_error['line']),
+                0, $fatal_error['type'], $fatal_error['file'], $fatal_error['line']
+            );
+            $this->log($e);
+        }
+    }
+
+    /**
+     * @param \Exception $exception
+     */
+    public function handleException(\Exception $exception)
+    {
+        $this->log($exception);
+    }
+
+    protected function log(\Exception $exception)
+    {
+        if (null !== $this->logger) {
+
+            $message = sprintf(
+                '%s: %s (uncaught exception) at %s line %s', get_class($exception), $exception->getMessage(), $exception->getFile(), $exception->getLine()
+            );
+            $this->logger->error($message, array('exception' => $exception));
+        }
+    }
+}