Start api app + Add api dl view + Download in store module detail

PDMI/PDMI/settings.py

@@ -41,6 +41,7 @@ INSTALLED_APPS = [
     'store',
     'doc',
     'front',
+    'api',
     'bootstrap_modal_forms',
     'widget_tweaks',
     'markdownx',

PDMI/PDMI/urls.py

@@ -15,7 +15,7 @@ Including another URLconf
 """
 from django.contrib import admin
 from django.urls import path, include
-import store, front, doc
+import store, front, doc, api
 
 urlpatterns = [
     path('admin/', admin.site.urls),
@@ -24,4 +24,5 @@ urlpatterns = [
     path('store/', include('store.urls'), name='store'),
     path('doc/', include('doc.urls'), name='doc'),
     path('markdownx/', include('markdownx.urls')),
+    path('api/', include('api.urls')),
 ]

PDMI/api/admin.py

@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.

PDMI/api/apps.py

@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class ApiConfig(AppConfig):
+    name = 'api'

PDMI/api/models.py

@@ -0,0 +1,3 @@
+from django.db import models
+
+# Create your models here.

PDMI/api/tests.py

@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.

PDMI/api/urls.py

@@ -0,0 +1,21 @@
+"""PDMI URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/3.0/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+from django.urls import path
+from . import views
+
+urlpatterns = [
+    path('download/<str:req_mod>/<str:req_ver>/', views.ModuleDownloadView.as_view(), name="api_dl")
+]

PDMI/api/views.py

@@ -0,0 +1,16 @@
+from django.shortcuts import render
+from django.views import View
+from django.http import HttpResponse, JsonResponse
+from store.models import Module, Version
+from django.shortcuts import get_object_or_404
+from io import BytesIO
+import zipfile, os
+
+class ModuleDownloadView(View):
+    def get(self, request, req_mod, req_ver):
+        module = get_object_or_404(Module, name=req_mod)
+        version = get_object_or_404(Version, module=module, ver=req_ver)
+        zf = open(version.file.path, 'rb')
+        response = HttpResponse(zf, content_type="application/force-download")
+        response['Content-Disposition'] = f'attachment; filename={module.name}-{version.ver}.zip'
+        return response

PDMI/store/response.py

@@ -1,32 +0,0 @@
-# encoding: utf-8
-from django.http import HttpResponse
-import json
-
-MIMEANY = '*/*'
-MIMEJSON = 'application/json'
-MIMETEXT = 'text/plain'
-
-
-def response_mimetype(request):
-    """response_mimetype -- Return a proper response mimetype, accordingly to
-    what the client accepts, as available in the `HTTP_ACCEPT` header.
-    request -- a HttpRequest instance.
-    """
-    can_json = MIMEJSON in request.META['HTTP_ACCEPT']
-    can_json |= MIMEANY in request.META['HTTP_ACCEPT']
-    return MIMEJSON if can_json else MIMETEXT
-    
-
-class JsonResponse(HttpResponse):
-    """JSONResponse -- Extends HTTPResponse to handle JSON format response.
-    This response can be used in any view that should return a json stream of
-    data.
-    Usage:
-        def a_iew(request):
-            content = {'key': 'value'}
-            return JSONResponse(content, mimetype=response_mimetype(request))
-    """
-    def __init__(self, obj='', json_opts=None, mimetype=MIMEJSON, *args, **kwargs):
-        json_opts = json_opts if isinstance(json_opts, dict) else {}
-        content = json.dumps(obj, **json_opts)
-        super(JsonResponse, self).__init__(content, mimetype, *args, **kwargs)

PDMI/store/templates/store/module_detail.html

@@ -40,9 +40,9 @@
             </div>
             <div class="col bg-grey">
                 <p>
-                    <button type="button" name="button" class="btn btn-success">
+                    <a href="{% url 'api_dl' req_mod=module.name req_ver=view_version.ver %}" class="btn btn-success">
                         Download <span class="fas fa-download"></span>
-                    </button>
+                    </a>
                 </p>
                 <p>
                     Module by {{ module.creator }} <span class="fas fa-user border"></span>

PDMI/store/views.py

@@ -9,11 +9,10 @@ from django.views.generic.list import ListView
 from django.views.generic.detail import DetailView
 from django.views import View
 from .forms import FileFieldForm
-from .response import response_mimetype, JsonResponse
 from .models import Module, Version, Dependency
 from PDMI import settings
 from packaging.specifiers import SpecifierSet
-from django.http import HttpResponse
+from django.http import HttpResponse, JsonResponse
 from django.utils import timezone
 from markdownx.utils import markdownify
 import os