From 0549800afeb7b8db389d79a9fd48feecf875ab23 Mon Sep 17 00:00:00 2001
From: steckbrief <steckbrief@chefmail.de>
Date: Mon, 12 Dec 2016 12:58:12 +0100
Subject: Error handling improved, logging included

---
 src/lib/error.handler.inc.php | 44 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 src/lib/error.handler.inc.php

(limited to 'src/lib/error.handler.inc.php')

diff --git a/src/lib/error.handler.inc.php b/src/lib/error.handler.inc.php
new file mode 100644
index 0000000..9518e4b
--- /dev/null
+++ b/src/lib/error.handler.inc.php
@@ -0,0 +1,44 @@
+<?php
+
+function initTheDevStackErrorHandler($logfile) {
+  // Save the log file name to constant for the error handler
+  define("LOGFILE", $logfile);
+  // Custom error handler that writes to a file
+  set_error_handler("theDevStackErrorHandler");
+}
+
+/**
+ * Error handler to write all messages to a dedicated log file.
+ */
+function theDevStackErrorHandler($errno, $errstr, $errfile, $errline) {
+    if (!(error_reporting() & $errno)) {
+        // This error code is not included in error_reporting
+        return;
+    }
+    $date = date(DATE_W3C);
+    $str = "$date ";
+
+    switch ($errno) {
+        case E_USER_ERROR:
+            $str .= "ERROR [$errno]: $errstr, Fatal error on line $errline in file $errfile\n";
+            break;
+
+        case E_USER_WARNING:
+            $str .= "WARNING [$errno]: $errstr\n";
+            break;
+
+        case E_USER_NOTICE:
+            $str .= "NOTICE [$errno]: $errstr\n";
+            break;
+
+        default:
+            $str .= "Unknown error type: [$errno] $errstr\n";
+            break;
+    }
+
+    file_put_contents(LOGFILE, $str, FILE_APPEND);
+
+    /* Don't execute PHP internal error handler */
+    return true;
+}
+?>
\ No newline at end of file
-- 
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