From 9a06def0e72395a693ce84e4453eab23b064a09e Mon Sep 17 00:00:00 2001
From: Ben Sturmfels <ben@sturm.com.au>
Date: Fri, 26 Nov 2021 18:14:22 +1100
Subject: [PATCH] Add simple CCS upload (no JavaScript).

---
 www/conservancy/apps/ccs_upload/__init__.py   |  0
 www/conservancy/apps/ccs_upload/urls.py       |  7 ++++
 www/conservancy/apps/ccs_upload/views.py      | 38 +++++++++++++++++++
 .../templates/ccs_upload/upload.html          | 34 +++++++++++++++++
 www/conservancy/urls.py                       |  1 +
 5 files changed, 80 insertions(+)
 create mode 100644 www/conservancy/apps/ccs_upload/__init__.py
 create mode 100644 www/conservancy/apps/ccs_upload/urls.py
 create mode 100644 www/conservancy/apps/ccs_upload/views.py
 create mode 100644 www/conservancy/templates/ccs_upload/upload.html

diff --git a/www/conservancy/apps/ccs_upload/__init__.py b/www/conservancy/apps/ccs_upload/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/www/conservancy/apps/ccs_upload/urls.py b/www/conservancy/apps/ccs_upload/urls.py
new file mode 100644
index 00000000..66ee72b6
--- /dev/null
+++ b/www/conservancy/apps/ccs_upload/urls.py
@@ -0,0 +1,7 @@
+from django.conf.urls import url
+
+from . import views
+
+urlpatterns = [
+    url(r'^$', views.upload, name='form')
+]
diff --git a/www/conservancy/apps/ccs_upload/views.py b/www/conservancy/apps/ccs_upload/views.py
new file mode 100644
index 00000000..965c8b0f
--- /dev/null
+++ b/www/conservancy/apps/ccs_upload/views.py
@@ -0,0 +1,38 @@
+import logging
+import os
+import random
+
+from django.contrib import messages
+from django.shortcuts import redirect, render
+
+from .forms import UploadForm
+
+CCS_UPLOAD_PATH = '/tmp/'
+
+logger = logging.getLogger(__name__)
+
+
+def upload(request):
+    if request.method == 'POST':
+        form = UploadForm(request.POST, request.FILES)
+        if form.is_valid():
+            file = request.FILES['file']
+            _handle_uploaded_file(file)
+            messages.add_message(request, messages.INFO, '"{}" was successfully uploaded.'.format(file.name))
+            return redirect('ccs_upload:form')
+    else:
+        form = UploadForm()
+    return render(request, 'ccs_upload/upload.html', {'form': form})
+
+
+def _handle_uploaded_file(f):
+    filename = _hash_prefixed_filename(f.name)
+    path = os.path.join(CCS_UPLOAD_PATH, filename)
+    with open(path, 'wb+') as destination:
+        for chunk in f.chunks():
+            destination.write(chunk)
+    logger.info('Wrote uploaded file to {}.'.format(path))
+
+
+def _hash_prefixed_filename(name: str) -> str:
+    return '{hash:x} {name}'.format(hash=random.getrandbits(32), name=name)
diff --git a/www/conservancy/templates/ccs_upload/upload.html b/www/conservancy/templates/ccs_upload/upload.html
new file mode 100644
index 00000000..57c9bf1d
--- /dev/null
+++ b/www/conservancy/templates/ccs_upload/upload.html
@@ -0,0 +1,34 @@
+{% extends "base_conservancy.html" %}
+{% block category %}Copyright Assignment{% endblock %}
+{% load static %}
+
+{% block outercontent %}
+  <style>
+   label { display: block; }
+
+   li.info {
+     background: #F0FFB8;
+     border: 1px solid #D0DD98;
+   }
+  </style>
+  <h1>CCS Candidate Upload</h1>
+
+  <div class="mw7 mb4">
+    <p>Please note that a progress bar is not shown and that large uploads may take a significant time.</p>
+
+    {% if messages %}
+      <ul class="messages list mv2 ">
+        {% for message in messages %}
+          <li class="{{ message.tags }} pa2">{{ message }}</li>
+        {% endfor %}
+      </ul>
+    {% endif %}
+
+    <form action="." method="post" enctype="multipart/form-data" class="mw7">
+      {% csrf_token %}
+      {{ form.as_p }}
+
+      <p><button type="submit" class="ph3 pv2">Next</button></p>
+    </form>
+  </div>
+{% endblock %}
diff --git a/www/conservancy/urls.py b/www/conservancy/urls.py
index 3a94533e..0cd95c48 100644
--- a/www/conservancy/urls.py
+++ b/www/conservancy/urls.py
@@ -58,4 +58,5 @@ urlpatterns = [
     url(r'^sustainer', include('conservancy.apps.supporter.urls')),
     url(r'^coming-soon.html', static_views.index),
     url(r'^fundraiser_data', fundgoal_views.view),
+    url(r'^ccs-upload/', include('conservancy.apps.ccs_upload.urls', namespace='ccs_upload')),
 ]