Add JSON view for packets

Author: carlbennett

src/main.php

@@ -165,6 +165,9 @@ function main() {
     $router->addRoute( // URL: /news/delete
       "#^/news/delete/?$#", "News\\Delete", "News\\DeleteHtml"
     );
+    $router->addRoute( // URL: /packet/:id.json
+      "#^/packet/(\d+)/?.*\.json$#", "Packet\\View", "Packet\\ViewJSON"
+    );
     $router->addRoute( // URL: /packet/:id.txt
       "#^/packet/(\d+)\.txt#", "Packet\\View", "Packet\\ViewPlain"
     );

src/views/Packet/ViewJSON.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace BNETDocs\Views\Packet;
+
+use \BNETDocs\Models\Packet\View as PacketViewModel;
+
+use \CarlBennett\MVC\Libraries\Common;
+use \CarlBennett\MVC\Libraries\Exceptions\IncorrectModelException;
+use \CarlBennett\MVC\Libraries\Model;
+use \CarlBennett\MVC\Libraries\View;
+
+class ViewJSON extends View {
+
+  public function getMimeType() {
+    return 'application/json;charset=utf-8';
+  }
+
+  public function render( Model &$model ) {
+    if ( !$model instanceof PacketViewModel ) {
+      throw new IncorrectModelException();
+    }
+    echo json_encode( $model->packet, Common::prettyJSONIfBrowser() );
+  }
+
+}