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# -*- coding: utf-8 -*-
# Copyright (C) 1998-2012 by the Free Software Foundation, Inc.
#
# This file is part of HyperKitty.
#
# HyperKitty is free software: you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation, either version 3 of the License, or (at your option)
# any later version.
#
# HyperKitty is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# HyperKitty. If not, see <http://www.gnu.org/licenses/>.
#
# Author: Aamir Khan <syst3m.w0rm@gmail.com>
# Author: Aurelien Bompard <abompard@fedoraproject.org>
#
import datetime
from collections import namedtuple
import django.utils.simplejson as json
from django.http import HttpResponse, Http404
from django.template import RequestContext, loader
from django.shortcuts import render
from django.core.urlresolvers import reverse
from django.core.exceptions import SuspiciousOperation
from django.utils.timezone import utc
import robot_detection
from hyperkitty.models import Tag, Favorite, LastView
from forms import SearchForm, AddTagForm, ReplyForm
from hyperkitty.lib import get_months, get_store, stripped_subject
from hyperkitty.lib.voting import set_message_votes
def _get_thread_replies(request, thread, offset=1, limit=None):
'''
Get and sort the replies for a thread.
By default, offset = 1 to skip the original message.
'''
if not thread:
raise Http404
if "sort" in request.GET and request.GET["sort"] == "date":
sort_mode = "date"
emails = thread.emails
else:
sort_mode = "thread"
emails = thread.emails_by_reply
# XXX: Storm-specific
emails = emails.find()
emails.config(offset=offset, limit=limit)
emails = list(emails)
for email in emails:
# Extract all the votes for this message
set_message_votes(email, request.user)
if sort_mode == "thread":
email.level = email.thread_depth - 1 # replies start ragged left
if email.level > 5:
email.level = 5
return emails
def thread_index(request, mlist_fqdn, threadid, month=None, year=None):
''' Displays all the email for a given thread identifier '''
search_form = SearchForm(auto_id=False)
store = get_store(request)
thread = store.get_thread(mlist_fqdn, threadid)
if not thread:
raise Http404
prev_thread, next_thread = store.get_thread_neighbors(mlist_fqdn, threadid)
sort_mode = request.GET.get("sort", "thread")
set_message_votes(thread.starting_email, request.user)
from_url = reverse("thread", kwargs={"mlist_fqdn":mlist_fqdn,
"threadid":threadid})
# Tags
tag_form = AddTagForm(initial={'from_url' : from_url})
try:
tags = Tag.objects.filter(threadid=threadid, list_address=mlist_fqdn)
except Tag.DoesNotExist:
tags = []
# Favorites
fav_action = "add"
if request.user.is_authenticated():
try:
Favorite.objects.get(list_address=mlist_fqdn, threadid=threadid,
user=request.user)
except Favorite.DoesNotExist:
pass
else:
fav_action = "rm"
# Extract relative dates
today = datetime.date.today()
days_old = today - thread.starting_email.date.date()
days_inactive = today - thread.last_email.date.date()
mlist = store.get_list(mlist_fqdn)
subject = stripped_subject(mlist, thread.starting_email.subject)
# Last view
last_view = None
if request.user.is_authenticated():
last_view_obj, created = LastView.objects.get_or_create(
list_address=mlist_fqdn, threadid=threadid, user=request.user)
if not created:
last_view = last_view_obj.view_date
last_view_obj.save() # update timestamp
# TODO: eventually move to a middleware ?
# http://djangosnippets.org/snippets/1865/
is_bot = True
user_agent = request.META.get('HTTP_USER_AGENT', None)
if user_agent:
is_bot = robot_detection.is_robot(user_agent)
context = {
'mlist': mlist,
'threadid': threadid,
'subject': subject,
'tags': tags,
'search_form': search_form,
'addtag_form': tag_form,
'month': thread.date_active,
'first_mail': thread.starting_email,
'neighbors': (prev_thread, next_thread),
'months_list': get_months(store, mlist.name),
'days_inactive': days_inactive.days,
'days_old': days_old.days,
'sort_mode': sort_mode,
'fav_action': fav_action,
'reply_form': ReplyForm(),
'is_bot': is_bot,
'participants': thread.participants,
'last_view': last_view,
}
context["participants"].sort(key=lambda x: x[0].lower())
if is_bot:
# Don't rely on AJAX to load the replies
# The limit is a safety measure, don't let a bot kill the DB
context["replies"] = _get_thread_replies(request, thread, limit=1000)
return render(request, "thread.html", context)
def replies(request, mlist_fqdn, threadid):
"""Get JSON encoded lists with the replies and the participants"""
chunk_size = 5
offset = int(request.GET.get("offset", "1"))
store = get_store(request)
thread = store.get_thread(mlist_fqdn, threadid)
mlist = store.get_list(mlist_fqdn)
# Last view
last_view = request.GET.get("last_view")
if last_view:
try:
last_view = datetime.datetime.fromtimestamp(int(last_view), utc)
except ValueError:
last_view = None
context = {
'mlist': mlist,
'threadid': threadid,
'reply_form': ReplyForm(),
'last_view': last_view,
}
context["replies"] = _get_thread_replies(request, thread, offset=offset,
limit=chunk_size)
replies_tpl = loader.get_template('ajax/replies.html')
replies_html = replies_tpl.render(RequestContext(request, context))
response = {"replies_html": replies_html,
"more_pending": False,
"next_offset": None,
}
if len(context["replies"]) == chunk_size:
response["more_pending"] = True
response["next_offset"] = offset + chunk_size
return HttpResponse(json.dumps(response),
mimetype='application/javascript')
def add_tag(request, mlist_fqdn, threadid):
""" Add a tag to a given thread. """
if not request.user.is_authenticated():
return HttpResponse('You must be logged in to add a tag',
content_type="text/plain", status=403)
if request.method != 'POST':
raise SuspiciousOperation
form = AddTagForm(request.POST)
if not form.is_valid():
return HttpResponse("Error adding tag: invalid data",
content_type="text/plain", status=500)
tag = form.data['tag']
try:
tag_obj = Tag.objects.get(threadid=threadid,
list_address=mlist_fqdn, tag=tag)
except Tag.DoesNotExist:
tag_obj = Tag(list_address=mlist_fqdn, threadid=threadid, tag=tag)
tag_obj.save()
# Now refresh the tag list
tags = Tag.objects.filter(threadid=threadid, list_address=mlist_fqdn)
FakeMList = namedtuple("MailingList", ["name"])
tpl = loader.get_template('threads/tags.html')
html = tpl.render(RequestContext(request, {
"tags": tags,
"mlist": FakeMList(name=mlist_fqdn)}))
response = {"tags": [ t.tag for t in tags ], "html": html}
return HttpResponse(json.dumps(response),
mimetype='application/javascript')
def favorite(request, mlist_fqdn, threadid):
""" Add or remove from favorites"""
if not request.user.is_authenticated():
return HttpResponse('You must be logged in to have favorites',
content_type="text/plain", status=403)
if request.method != 'POST':
raise SuspiciousOperation
props = dict(list_address=mlist_fqdn, threadid=threadid, user=request.user)
if request.POST["action"] == "add":
try:
fav = Favorite.objects.get(**props)
except Favorite.DoesNotExist:
fav = Favorite(**props)
fav.save()
elif request.POST["action"] == "rm":
try:
fav = Favorite.objects.get(**props)
except Favorite.DoesNotExist:
pass
else:
fav.delete()
else:
raise SuspiciousOperation
return HttpResponse("success", mimetype='text/plain')
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