Remove image from post

data_xml.py

@@ -119,7 +119,9 @@ def save_post(category, timestamp, admin, form, files):
         element.text = value
 
     if ACTION_DELETE_IMAGE in form:
-        os.remove(form['_image_path'])
+        image_path = root / form['_image_path']
+        if image_path.exists:
+            image_path.unlink()
 
     if 'image' in files:
         post_image = files['image']
@@ -144,6 +146,4 @@ def save_post(category, timestamp, admin, form, files):
                 root / category / STATE_WAITING / timestamp
             )
 
-
-
     return get_post(category, timestamp)

templates/edit_post.html

@@ -31,11 +31,13 @@
         <textarea name="summary">{{ post.summary }}</textarea>
       </label>
       <label>Image
-        <img alt="" src="{{ url_for('post_image', path=post._image) }}" />
+        {% if post._image %}
+          <img alt="" src="{{ url_for('post_image', path=post._image) }}" />
+          <input name="_image_path" id="_image_path" value="{{ post._image }}" type="hidden"/> 
+          <input type="submit" name="delete_image" value="Supprimer l'image" class="button" />
+        {% endif %}
         <input name="image" id="image" type="file" value="{{ post.image }}" />
-        <input name="_image_path" id="_image_path" value="{{ post._image }}" type="hidden"/> 
       </label>
-      <input type="submit" name="delete_image" value="Supprimer l'image" class="button" />
       <label>Contenu de l'article
         <textarea name="content" id="content">{{ post.content }}</textarea>
       </label>