Changes between Initial Version and Version 1 of StreamingUpload

Timestamp:

Dec 20, 2006, 11:16:06 AM (17 years ago)

Author:

Øyvind Saltvik <oyvind.saltvik@…>

Comment:

--

StreamingUpload

@@ +1 @@
+Work in progress
+
+{{{
+
+# models.py
+
+class SomeFile(models.Model):
+    description = models.CharField(maxlength=255)
+    file = models.FileField(upload_to='files')
+
+}}}
+
+{{{
+
+# manipulators.py
+
+from models import SomeFile
+from django import forms
+
+class AddFileManipulator(forms.Manipulator):
+    def __init__(self):
+        self.fields = (           
+            forms.TextField(field_name="description", length=30, maxlength=200, is_required=True),
+            forms.FileField(field_name="file", is_required=True)
+        )
+
+}}}
+
+
+{{{
+
+# views.py
+
+from manipulators import 
+
+def upload_file(request):
+    manipulator = AddFileManipulator()
+
+    if request.method == 'POST':
+        # If data was POSTed, we're trying to create a new Place.
+        new_data = request.POST.copy()
+
+        # Check for errors.
+        errors = manipulator.get_validation_errors(new_data)
+
+        if not errors:
+            # No errors. This means we can save the data!
+            manipulator.do_html2python(new_data)
+            new_place = manipulator.save(new_data)
+
+            # Redirect to the object's "edit" page. Always use a redirect
+            # after POST data, so that reloads don't accidently create
+            # duplicate entires, and so users don't see the confusing
+            # "Repost POST data?" alert box in their browsers.
+            return HttpResponseRedirect("/places/edit/%i/" % new_place.id)
+    else:
+        # No POST, so we want a brand new form without any data or errors.
+        errors = new_data = {}
+
+    # Create the FormWrapper, template, context, response.
+    form = forms.FormWrapper(manipulator, new_data, errors)
+    return render_to_response('add_file.html', {'form': form})
+
+}}}