Added check for input files

frontend/handler/project.py

@@ -5,6 +5,7 @@
 from tornado.web import HTTPError
 
 from frontend.handler.base import BaseRequestHandler
+from frontend.handler.editor import EditorHandler
 from urpc.builder import bindings
 from urpc.builder import firmware
 from urpc.builder.adapters import tango
@@ -143,7 +144,8 @@ def get(self, action):
 
     def post(self, action):
         if action == "load":
-            if not self.request.files or len(self.request.files) == 0:  # if user hasn"t recently loaded project file
+            if not self.request.files:
+                EditorHandler.messages["load-message"] = "No input file"
                 self.redirect(".." + self.reverse_url("main"))
             file_info = self.request.files["project"][0]
             ext = os.path.splitext(file_info["filename"])[1]
@@ -160,6 +162,9 @@ def post(self, action):
 
             output_buffer, file_name, mime = BytesIO(), "", ""
 
+            if not self.request.files:
+                EditorHandler.messages["assembly-profiles-message"] = "No input file"
+                self.redirect(".." + self.reverse_url("main"))
             files_info = self.request.files["profiles"]
 
             profiles_list = []

frontend/templates/editor/base.html

@@ -31,6 +31,7 @@
     <fieldset>
         <input type="file" name="project">
         <button type="submit" class="pure-button pure-button-primary">Load</button>
+        <span class="error-message">{{ messages.get("load-message", "") }}</span>
     </fieldset>
     </form>
     <form class="pure-form pure-form-stacked" action="{{ reverse_url("project", "save")[1:] }}" method="get">
@@ -117,6 +118,7 @@
     <fieldset>
         <input type="file" name="profiles" multiple="True">
         <button type="submit" class="pure-button pure-button-primary">Assemble</button>
+        <span class="error-message">{{ messages.get("assembly-profiles-message", "") }}</span>
     </fieldset>
     </form>