Add ability to look up page mime types from media.yaml - #966

CHANGELOG.md

@@ -6,6 +6,7 @@
 1. [](#improved)
     * Improved `authorize` Twig extension to accept a nested array of authorizations  [#948](https://github.com/getgrav/grav/issues/948)
     * Don't add timestamps on remote assets as it can cause conflicts
+    * Grav now looks at types from `media.yaml` when retrieving page mime types [#966](https://github.com/getgrav/grav/issues/966)
 1. [](#bugfix)
     * Fixed `Folder::delete` method to recursively remove files and folders and causing Upgrade to fail.
     * Fix [#952](https://github.com/getgrav/grav/issues/952) hypenize the session name.

system/src/Grav/Common/Grav.php

@@ -217,7 +217,10 @@ public function redirectLangSafe($route, $code = null)
      */
     public function mime($format)
     {
+        // look for some standard types
         switch ($format) {
+            case null:
+                return 'text/html';
             case 'json':
                 return 'application/json';
             case 'html':
@@ -230,6 +233,16 @@ public function mime($format)
                 return 'application/xml';
         }
 
+        // Try finding mime type from media
+        $media_types = $this['config']->get('media.types');
+        if (key_exists($format, $media_types)) {
+            $type = $media_types[$format];
+            if (isset($type['mime'])) {
+                return $type['mime'];
+            }
+        }
+
+        // Can't find the mime type, send as HTML
         return 'text/html';
     }