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#!/usr/bin/env python3 |
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# -*- coding: utf-8 -*- |
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""" |
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Created on Tue Feb 6 15:04:07 2018 |
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@author: Paolo Cozzi <[email protected]> |
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""" |
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import os |
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import logging |
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import mimetypes |
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from django.utils.encoding import smart_str |
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from django.contrib.auth.decorators import login_required |
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from django.contrib.auth.mixins import LoginRequiredMixin |
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from django.shortcuts import get_object_or_404 |
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from django.views.generic import TemplateView, UpdateView |
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from django.conf import settings |
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from django.urls import reverse_lazy |
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from django.http import HttpResponse |
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from common.storage import ProtectedFileSystemStorage |
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from common.constants import COMPLETED, BIOSAMPLE_URL |
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from common.views import FormInvalidMixin |
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from .models import Submission, Organization, uid_report |
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from .forms import OrganizationForm |
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# Get an instance of a logger |
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logger = logging.getLogger(__name__) |
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class IndexView(TemplateView): |
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# Just set this Class Object Attribute to the template page. |
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# template_name = 'app_name/site.html' |
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template_name = 'uid/index.html' |
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class AboutView(TemplateView): |
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# Just set this Class Object Attribute to the template page. |
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# template_name = 'app_name/site.html' |
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template_name = 'uid/about.html' |
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class PrivacyView(TemplateView): |
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template_name = "uid/privacy_policy.html" |
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class TermsView(TemplateView): |
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template_name = "uid/terms_and_conditions.html" |
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class AboutUploadingView(TemplateView): |
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template_name = "uid/uploading_data.html" |
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class DashBoardView(LoginRequiredMixin, TemplateView): |
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template_name = "uid/dashboard.html" |
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def get_context_data(self, **kwargs): |
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# Call the base implementation first to get a context |
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context = super().get_context_data(**kwargs) |
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# add the base biosample urls to context |
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context["biosample_url"] = BIOSAMPLE_URL + "?filter=attr:project:IMAGE" |
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return context |
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class SummaryView(LoginRequiredMixin, TemplateView): |
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template_name = "uid/summary.html" |
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def get_context_data(self, **kwargs): |
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# Call the base implementation first to get a context |
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context = super(SummaryView, self).get_context_data(**kwargs) |
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# add content to context |
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# Add info for datasource |
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# count object for a certain user |
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context['datasource_count'] = Submission.objects.filter( |
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owner=self.request.user).count() |
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# count loaded objects into biosample |
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context['datasource_completed'] = Submission.objects.filter( |
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status=COMPLETED, owner=self.request.user).count() |
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# call report from UID model |
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context["uid_report"] = uid_report(self.request.user) |
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return context |
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# https://gist.github.com/cobusc/ea1d01611ef05dacb0f33307e292abf4 |
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@login_required |
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def protected_view(request, path): |
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""" |
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Redirect the request to the path used by nginx for protected media. |
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""" |
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logger.debug("Received path %s for download" % (path)) |
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# test for submission ownership |
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dirname = os.path.dirname(path) |
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if dirname == 'data_source': |
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# I got a submission. Get a submission belonging to owner or 404 |
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submission = get_object_or_404( |
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Submission, |
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owner=request.user, |
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uploaded_file=path) |
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logger.debug("Got submission %s" % (submission)) |
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# derive downloadable path. Applies to any protected file |
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full_path = os.path.join( |
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settings.PROTECTED_MEDIA_LOCATION_PREFIX, path |
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) |
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file_name = os.path.basename(path) |
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# try to determine file type |
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file_type, encoding = mimetypes.guess_type(path) |
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logger.debug("Detected content type: %s" % (file_type)) |
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# get file size using protected storage |
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storage = ProtectedFileSystemStorage() |
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file_size = storage.size(path) |
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# try to set file type to response |
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# https://djangosnippets.org/snippets/1710/ |
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if file_type is None: |
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file_type = 'application/octet-stream' |
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# force django to attach file in response |
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response = HttpResponse(content_type=file_type) |
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if encoding is not None: |
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response['Content-Encoding'] = encoding |
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# https://stackoverflow.com/a/1158750/4385116 |
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response["X-Accel-Redirect"] = smart_str(full_path) |
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response['Content-Disposition'] = 'attachment; filename="{}"'.format( |
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file_name) |
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response['Content-Length'] = file_size |
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return response |
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class UpdateOrganizationView(FormInvalidMixin, LoginRequiredMixin, UpdateView): |
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form_class = OrganizationForm |
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model = Organization |
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success_url = reverse_lazy('uid:dashboard') |
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template_name = 'uid/organization_form.html' |
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def get_object(self): |
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"""Get the organization which this user belongs to""" |
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return self.request.user.person.affiliation |
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cnr-ibba /
IMAGE-InjectTool
