update MIME type detection

src/Model/Connection/File.php

@@ -86,30 +86,23 @@ class File
                     )
                 );
 
-                $this->_connection->setMime(
-                    strval(
-                        mime_content_type(
+                // Detect MIME type
+                switch (true)
+                {
+                    case $mime = Filesystem::getMimeByPath(
                         $address->getPath()
-                        )
-                    )
-                );
+                    ): break;
 
-                if (Filesystem::MIME_TEXT_PLAIN == $this->_connection->getMime())
-                {
-                    $extension = pathinfo(
-                        strval(
+                    case $mime = mime_content_type(
                         $address->getPath()
-                        ),
-                        PATHINFO_EXTENSION
-                    );
+                    ): break;
+
+                    default: $mime = Filesystem::MIME_TEXT_GEMINI;
+                }
 
-                    if (in_array($extension, ['gmi', 'gemini']))
-                    {
                 $this->_connection->setMime(
-                            Filesystem::MIME_TEXT_GEMINI
+                    $mime
                 );
-                    }
-                }
 
             break;
 

src/Model/Connection/Nex.php

@@ -43,8 +43,22 @@ class Nex
                 $response
             );
 
+            // Detect MIME type
+            switch (true)
+            {
+                case $mime = Filesystem::getMimeByPath(
+                    $address->getPath()
+                ): break;
+
+                case $mime = Filesystem::getMimeByData(
+                    $response
+                ): break;
+
+                default: $mime = Filesystem::MIME_TEXT_PLAIN;
+            }
+
             $this->_connection->setMime(
-                Filesystem::MIME_TEXT_PLAIN
+                $mime
             );
         }