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from django.http import HttpResponse, HttpResponseForbidden
from django.shortcuts import get_object_or_404
from django.conf import settings
import ipaddress
from .views import cache
from .models import Message, List
import json
def is_host_allowed(request):
for ip_range in settings.API_CLIENTS:
if ipaddress.ip_address(request.META['REMOTE_ADDR']) in ipaddress.ip_network(ip_range):
return True
return False
@cache(hours=4)
def listinfo(request):
if not settings.PUBLIC_ARCHIVES:
return HttpResponseForbidden('No API access on private archives for now')
if not is_host_allowed(request):
return HttpResponseForbidden('Invalid host')
resp = HttpResponse(content_type='application/json')
json.dump([{
'name': l.listname,
'shortdesc': l.shortdesc,
'description': l.description,
'active': l.active,
'group': l.group.groupname,
} for l in List.objects.select_related('group').all()], resp)
return resp
@cache(hours=4)
def latest(request, listname):
if not settings.PUBLIC_ARCHIVES:
return HttpResponseForbidden('No API access on private archives for now')
if not is_host_allowed(request):
return HttpResponseForbidden('Invalid host')
# Return the latest <n> messages on this list.
# If <n> is not specified, return 50. Max value for <n> is 100.
if 'n' in request.GET:
try:
limit = int(request.GET['n'])
except Exception:
limit = 0
else:
limit = 50
if limit <= 0 or limit > 100:
limit = 50
extrawhere = []
extraparams = []
# Return only messages that have attachments?
if 'a' in request.GET:
if request.GET['a'] == '1':
extrawhere.append("has_attachment")
# Restrict by full text search
if 's' in request.GET and request.GET['s']:
extrawhere.append("fti @@ plainto_tsquery('public.pg', %s)")
extraparams.append(request.GET['s'])
if listname != '*':
list = get_object_or_404(List, listname=listname)
extrawhere.append("threadid IN (SELECT threadid FROM list_threads WHERE listid=%s)" % list.listid)
else:
list = None
extrawhere = ''
mlist = Message.objects.defer('bodytxt', 'cc', 'to').select_related().extra(where=extrawhere, params=extraparams).order_by('-date')[:limit]
allyearmonths = set([(m.date.year, m.date.month) for m in mlist])
resp = HttpResponse(content_type='application/json')
json.dump([
{
'msgid': m.messageid,
'date': m.date.isoformat(),
'from': m.mailfrom,
'subj': m.subject,
}
for m in mlist], resp)
# Make sure this expires from the varnish cache when new entries show
# up in this month.
# XXX: need to deal with the global view, but for now API callers come in directly
if list and settings.PUBLIC_ARCHIVES:
resp['xkey'] = ' '.join(['pgam_{0}/{1}/{2}'.format(list.listid, year, month) for year, month in allyearmonths])
return resp
@cache(hours=4)
def thread(request, msgid):
if not settings.PUBLIC_ARCHIVES:
return HttpResponseForbidden('No API access on private archives for now')
if not is_host_allowed(request):
return HttpResponseForbidden('Invalid host')
# Return metadata about a single thread. A list of all the emails
# that are in the thread with their basic attributes are included.
msg = get_object_or_404(Message, messageid=msgid)
mlist = Message.objects.defer('bodytxt', 'cc', 'to').filter(threadid=msg.threadid)
resp = HttpResponse(content_type='application/json')
json.dump([
{
'msgid': m.messageid,
'date': m.date.isoformat(),
'from': m.mailfrom,
'subj': m.subject,
'atts': [{'id': a.id, 'name': a.filename} for a in m.attachment_set.all()],
}
for m in mlist], resp)
if settings.PUBLIC_ARCHIVES:
resp['xkey'] = 'pgat_{0}'.format(msg.threadid)
return resp
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