use json with pretty print format for mail log

Author: samsonasik

composer.json

@@ -18,7 +18,6 @@
         "zendframework/zend-console": "^2.5",
         "zendframework/zend-db": "^2.5",
         "zendframework/zend-hydrator": "^1.0|^2.0",
-        "zendframework/zend-json": "^2.5|^3.0",
         "zendframework/zend-log": "^2.5",
         "zendframework/zend-mail": "^2.5",
         "zendframework/zend-servicemanager": "^2.5|^3.0",

src/Handler/Formatter/Json.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace ErrorHeroModule\Handler\Formatter;
+
+use DateTime;
+use Zend\Log\Formatter\Base;
+use Zend\Log\Formatter\FormatterInterface;
+
+class Json extends Base implements FormatterInterface
+{
+    /**
+     * @param array $event event data
+     * @return string formatted line to write to the log
+     */
+    public function format($event)
+    {
+        if (isset($event['timestamp']) && $event['timestamp'] instanceof DateTime) {
+            $event['timestamp'] = $event['timestamp']->format($this->getDateTimeFormat());
+        }
+
+        $formatted = json_encode($event, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);
+        $newLine = <<<newLine
+
+
+newLine;
+
+        return str_replace('\n', $newLine, $formatted);
+    }
+}

src/Handler/Logging.php

@@ -5,8 +5,6 @@
 use Error;
 use ErrorException;
 use Zend\Http\PhpEnvironment\Request;
-use Zend\Json\Json;
-use Zend\Log\Formatter\Xml;
 use Zend\Log\Logger;
 use Zend\Log\Writer\Db;
 use Zend\Log\Writer\Mail;
@@ -144,7 +142,7 @@ private function getRequestData()
             ];
         }
 
-        return Json::prettyPrint(Json::encode($request_data));
+        return $request_data;
     }
 
     /**
@@ -166,7 +164,7 @@ private function sendMail($priority, $errorMessage, $extra, $subject)
                     $this->mailMessageService,
                     $this->mailMessageTransport
                 );
-                $formatter = new Xml();
+                $formatter = new Formatter\Json();
                 $writer->setFormatter($formatter);
 
                 // use setWriters() to clean up existing writers
@@ -193,8 +191,8 @@ public function handleException($e)
 
         $errorFile = $e->getFile();
         $errorLine = $e->getLine();
+        $trace     = $e->getTraceAsString();
 
-        $trace = $e->getTraceAsString();
         $i = 1;
         do {
             $messages[] = $i++.': '.$e->getMessage();