add directory mediatype functionality via helpers, begin looking into static jquery (nothing yet)

viewer/helpers.py

@@ -1,4 +1,31 @@
-def get_mediatype(mimetype: str) -> str:
+import os
+from typing import Tuple, List
+
+
+def extra_listdir(path: str) -> List[Tuple[str, str]]:
+    """
+    Helper function used for identifying file media type for every file in a given directory, extending os.listdir
+
+    :param path: The path to the directory.
+    :return: A list of tuples, each containing two strings, the file or directory name, and the media type.
+    """
+    return [(file, get_all_mediatype(file, path)) for file in os.listdir(path)]
+
+
+def get_all_mediatype(head: str, tail: str) -> str:
+    """
+    A extra media type function supporting directories on top of files.
+
+    :param head: The head of the path, usually the directory name or filename at the very end.
+    :param tail: The rest of the path, everything that comes before the head.
+    :return: A media type in string form.
+    """
+    if os.path.isfile(os.path.join(tail, head)):
+        return get_file_mediatype(head)
+    return "folder"
+
+
+def get_file_mediatype(mimetype: str) -> str:
     """Simple media type categorization based on the given mimetype"""
     if mimetype is not None:
         if mimetype.startswith('image'):

viewer/static/hover.js

@@ -0,0 +1 @@
+asdas

viewer/templates/browse.html

@@ -17,10 +17,13 @@
                         <span class="panel-icon pr-4">
                             <i class="fas fa-{{ file.1 }} fa-lg" aria-hidden="true"></i>
                         </span>
-                <a href="{% url 'file' directory.id file.0 %}">
+                <a href="{% if file.1 != 'folder' %}{% url 'file' directory.id file.0 %}{% endif %}">
                     {{ file.0 }}
                 </a>
             </div>
         {% endfor %}
     </div>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.min.js" integrity="sha512-bLT0Qm9VnAYZDflyKcBaQ2gg0hSYNQrJ8RilYldYQ1FxQYoCLtUjuuRuZo+fjqhx/qtq/1itJ0C2ejDxltZVFg==" crossorigin="anonymous"></script>
+    {% load static %}
+    <script src="{% static "hover.js" %}"></script>
 {% endblock content %}

viewer/views.py

@@ -1,10 +1,9 @@
-import mimetypes
 import os
 
 from django.http import FileResponse
 from django.shortcuts import render, get_object_or_404
 
-from viewer.helpers import get_mediatype
+from viewer.helpers import extra_listdir
 from viewer.models import ServedDirectory
 
 
@@ -20,12 +19,9 @@ def browse(request, directory_id):
     dir = get_object_or_404(ServedDirectory, id=directory_id)
 
     if os.path.isdir(dir.path):
-        files = [
-            (file, get_mediatype(mimetypes.guess_type(file)[0])) for file in os.listdir(dir.path)
-        ]
         context = {
             'title': f'Browse - {os.path.dirname(dir.path)}',
-            'files': files,
+            'files': extra_listdir(dir.path),
             'directory': dir
         }
         return render(request, 'browse.html', context)