qcg/views.py

   1 # coding=utf-8
   2 from datetime import datetime, timedelta
   3
   4 from django.conf import settings
   5 from django.contrib import messages
   6 from django.contrib.auth import REDIRECT_FIELD_NAME
   7 from django.contrib.auth.decorators import login_required
   8 from django.core.urlresolvers import reverse
   9 from django.db.models import Q
  10 from django.http import HttpResponse, QueryDict
  11 from django.shortcuts import render, get_object_or_404, redirect
  12 from django.utils.html import format_html
  13 from django.utils.http import urlencode
  14 from django.utils.timezone import UTC
  15 from django_openid_auth.views import make_consumer
  16 from openid.extensions import ax
  17
  18 from qcg.forms import FiltersForm, ColumnsForm, JobDescriptionForm, EnvFormSet
  19 from qcg.utils import paginator_context
  20 from qcg.service import update_user_data, submit_job
  21
  22
  23 def index(request):
  24     return render(request, 'qcg/base.html')
  25
  26
  27 def openid_begin(request):
  28     openid_request = make_consumer(request).begin(settings.OPENID_SSO_SERVER_URL)
  29
  30     fetch_request = ax.FetchRequest()
  31     for (attr, alias) in [('http://axschema.org/namePerson/friendly', 'nickname'),
  32                           ('http://axschema.org/contact/email', 'email'),
  33                           ('http://axschema.org/namePerson', 'fullname'),
  34                           ('http://openid.plgrid.pl/certificate/proxy', 'proxy'),
  35                           ('http://openid.plgrid.pl/certificate/userCert', 'userCert'),
  36                           ('http://openid.plgrid.pl/certificate/proxyPrivKey', 'proxyPrivKey'),
  37                           ('http://openid.plgrid.pl/POSTresponse', 'POSTresponse')]:
  38         fetch_request.add(ax.AttrInfo(attr, alias=alias, required=True))
  39     openid_request.addExtension(fetch_request)
  40
  41     return_to = request.build_absolute_uri(reverse('openid-complete'))
  42
  43     redirect_to = request.GET.get(REDIRECT_FIELD_NAME)
  44     if redirect_to:
  45         return_to += '?' + urlencode({REDIRECT_FIELD_NAME: redirect_to})
  46
  47     return HttpResponse(openid_request.htmlMarkup(request.build_absolute_uri('/'), return_to))
  48
  49
  50 search_fields = ('status_description', 'type', 'note', 'task_id', 'job__note', 'job__project', 'job__job_id',
  51                  'allocations__status_description', 'allocations__processes_group_id', 'allocations__comment')
  52
  53
  54 def parse_date(string):
  55     return datetime.strptime(string.strip(), "%d.%m.%Y").replace(tzinfo=UTC())
  56
  57
  58 @login_required
  59 def jobs_list(request):
  60     update_user_data(request.user, request.session['proxy'])
  61
  62     tasks = request.user.tasks.order_by('-job__submission_time', '-submission_time') \
  63         .select_related('job').prefetch_related('allocations__nodes')
  64
  65     filters = FiltersForm(request.GET)
  66     selected_filters = []
  67     if filters.is_valid():
  68         keywords = filters.cleaned_data['keywords']
  69         status = filters.cleaned_data['status']
  70         host = filters.cleaned_data['host']
  71         submission = filters.cleaned_data['submission']
  72         finish = filters.cleaned_data['finish']
  73
  74         if keywords:
  75             and_query = Q()
  76
  77             for q in keywords.split():
  78                 or_query = Q()
  79                 for field in search_fields:
  80                     or_query |= Q(**{field + '__icontains': q})
  81                 and_query &= or_query
  82
  83             tasks = tasks.filter(and_query)
  84             selected_filters.append((keywords, 'keywords', keywords))
  85
  86         if status:
  87             statuses = []
  88             for s in status:
  89                 si = int(s)
  90                 statuses.extend(FiltersForm.STATUS_MAP[si])
  91                 selected_filters.append((FiltersForm.STATUS_CHOICES_DICT[si], 'status', s))
  92
  93             tasks = tasks.filter(status__in=statuses)
  94
  95         if host:
  96             tasks = tasks.filter(allocations__host_name__in=host)
  97
  98             host_dict = dict(filters.fields['host'].choices)
  99             for h in host:
 100                 selected_filters.append((host_dict[h], 'host', h))
 101
 102         if submission:
 103             start, end = submission.split('-')
 104
 105             tasks = tasks.filter(submission_time__gte=parse_date(start),
 106                                  submission_time__lte=parse_date(end) + timedelta(days=1))
 107             selected_filters.append((u'Data zlecenia: ' + submission, 'submission', submission))
 108
 109         if finish:
 110             start, end = finish.split('-')
 111
 112             tasks = tasks.filter(finish_time__gte=parse_date(start),
 113                                  finish_time__lte=parse_date(end) + timedelta(days=1))
 114             selected_filters.append((u'Data zakończenia: ' + finish, 'finish', finish))
 115
 116         tasks = tasks.distinct()
 117
 118     checked_status = {i: widget.is_checked() for i, widget in enumerate(filters['status'])}
 119
 120     columns = ColumnsForm(QueryDict(request.COOKIES.get('columns', '')))
 121
 122     displayed = None
 123     if columns.is_valid():
 124         displayed = {int(c) for c in columns.cleaned_data['columns']}
 125
 126     # if invalid or empty
 127     if not displayed:
 128         displayed = set(columns.fields['columns'].initial)
 129
 130     context = {'filters': filters, 'checked_status': checked_status, 'selected_filters': selected_filters,
 131                'columns': ColumnsForm(initial={'columns': displayed}), 'displayed': displayed}
 132
 133     context.update(paginator_context(request, tasks))
 134
 135     return render(request, 'qcg/jobs.html', context)
 136
 137
 138 @login_required
 139 def job_details(request, job_id):
 140     job = get_object_or_404(request.user.jobs.prefetch_related('tasks'), job_id=job_id)
 141
 142     return render(request, 'qcg/job.html', {'job': job})
 143
 144
 145 @login_required
 146 def task_details(request, job_id, task_id):
 147     task = get_object_or_404(request.user.tasks.select_related('job').prefetch_related('allocations'),
 148                              job__job_id=job_id, task_id=task_id)
 149
 150     return render(request, 'qcg/task.html', {'task': task})
 151
 152
 153 @login_required
 154 def job_new(request):
 155     if request.method == 'POST':
 156         form = JobDescriptionForm(request.POST)
 157         env_formset = EnvFormSet(request.POST)
 158
 159         if form.is_valid() and env_formset.is_valid():
 160             params = form.cleaned_data
 161             params['env_variables'] = [(env['name'], env['value'])
 162                                        for env in env_formset.cleaned_data if env and not env['DELETE']]
 163
 164             job_id = submit_job(params, request.session['proxy'])
 165
 166             messages.success(request,
 167                              format_html('<span class="glyphicon glyphicon-info-sign" aria-hidden="true"></span> '
 168                                          'Zlecono zadanie <em>{}</em>.', job_id))
 169
 170             return redirect('jobs')
 171
 172         print repr(form.errors)
 173         print repr(env_formset.errors)
 174     else:
 175         form = JobDescriptionForm()
 176         env_formset = EnvFormSet()
 177
 178     errors = form.errors or (env_formset.is_bound and not env_formset.is_valid)
 179
 180     return render(request, 'qcg/job_new.html', {'form': form, 'env_formset': env_formset, 'errors': errors})
 181
 182
 183 @login_required
 184 def gridftp(request):
 185     return render(request, 'qcg/gridftp.html')
 186
 187
 188 def gridftp_upload(request):
 189     # TODO GET data validation
 190     return render(request, 'qcg/gridftp_upload.html',
 191                   {'url': reverse('filex:upload') + '?' + request.GET.urlencode(safe='/'),
 192                    'host': request.GET.get('host'), 'path': request.GET.get('path')})