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'''
Created on Jul 6, 2010
@author: leifj
'''
from coip.apps.name.models import Name, lookup, traverse, NameLink
from django.core.exceptions import ObjectDoesNotExist
from django.http import HttpResponseNotFound,HttpResponseRedirect, Http404
from django.contrib.auth.decorators import login_required
from coip.multiresponse import respond_to, json_response, render403
from pprint import pformat
import logging
from coip.apps.name.forms import NameEditForm, NewNameForm, NameDeleteForm,\
PermissionForm
from django.shortcuts import get_object_or_404
from django.contrib.auth.models import User
from django.db.models import Q
@login_required
def delete(request,id):
name = get_object_or_404(Name,pk=id)
if not name.has_permission(request.user,'d'):
return render403(request)
if request.method == 'POST':
form = NameDeleteForm(request.POST)
if form.is_valid():
parent = name.parent
if not form.cleaned_data['recursive'] and name.children.count() > 0:
return render403(request,"Will not delete non-empty node")
for link in name.links.all():
link.delete()
if form.cleaned_data['recursive']:
name.remove(True)
else:
name.remove(False)
if parent:
return HttpResponseRedirect(parent.url())
else:
return HttpResponseRedirect("/name");
else:
form = NameDeleteForm()
return respond_to(request,{'text/html': 'apps/name/delete.html'},{'form': form,'name': name,'formtitle': 'Remove %s' % (name.shortname()) ,'submitname': 'Delete'})
@login_required
def add(request,id):
parent = get_object_or_404(Name,pk=id)
if id:
if not parent.has_permission(request.user,'w'):
return render403(request,'You are not allowed to create names under %s' % parent)
else:
if not request.user.admin:
return render403(request,'You are not allowed to create names in the root context')
if request.method == 'POST':
name = Name(parent=parent,creator=request.user)
form = NewNameForm(request.POST,instance=name)
if form.is_valid():
name = form.save()
name.copyacl(name.parent)
return HttpResponseRedirect(name.url())
else:
form = NewNameForm()
return respond_to(request,{'text/html': 'apps/name/add.html'},{'form': form,'name': parent,'formtitle': 'Add group','submitname': 'Create'})
@login_required
def edit(request,id):
name = get_object_or_404(Name,pk=id)
if not name.has_permission(request.user,'w'):
return render403(request,"You do not have write-permission here")
if request.method == 'POST':
form = NameEditForm(request.POST,instance=name)
if form.is_valid():
form.save()
return HttpResponseRedirect(name.url())
else:
form = NameEditForm(instance=name)
return respond_to(request,{'text/html': 'apps/name/edit.html'},{'form': form,'name': name,'formtitle': 'Modify %s' % name.shortname(),'submitname': 'Update'})
# Access Control
@login_required
def lsacl(request,id,type=NameLink.access_control):
name = get_object_or_404(Name,pk=id)
if not name.has_permission(request.user,'a'):
return render403(request,"You do not have permission to list permissions on %s" % (name))
return respond_to(request,
{'text/html': 'apps/name/acls.html'},
{'name': name, 'acl': name.lsacl(type), 'type': type, 'ispacl': type == NameLink.access_control_policy})
@login_required
def addacl(request,id,type=NameLink.access_control):
name = get_object_or_404(Name,pk=id)
if not name.has_permission(request.user,'a'):
return render403(request,"You do not have permission to change permissions on %s" % (name))
if request.method == 'POST':
form = PermissionForm(request.POST)
if form.is_valid():
dstid = form.cleaned_data['dst']
dst = get_object_or_404(Name,pk=dstid)
p = form.cleaned_data['permissions']
if not p:
p = []
perms = "".join(p)
(link,created) = NameLink.objects.get_or_create(src=name,dst=dst,type=type)
link.data = perms
link.save()
return HttpResponseRedirect("/name/%s/acl/%s" % (id,type))
else:
form = PermissionForm()
return respond_to(request,
{'text/html': 'apps/name/addace.html'},
{'form': form, 'name': name,'formtitle': 'Add Permission','submitname':'Add'})
@login_required
def links(request,id,type=NameLink.access_control):
name = get_object_or_404(Name,pk=id)
if not name.has_permission(request.user,'r'):
return render403(request,"You do not have permission to list name links from %s" % (name))
links = name.links.filter(type=type).all
return respond_to(request,{'text/html': 'apps/name/links.html',
'application/json': json_response(links)},
{'name': name, 'links': links})
@login_required
def rmacl(request,id,aclid):
link = get_object_or_404(NameLink,pk=aclid)
name = link.src
type = link.type
if not name.has_permission(request.user,'w'):
return render403(request,"You do not have permission to remove name links from %s" % (name))
link.delete()
return HttpResponseRedirect("/name/%d/acl/%s" % (name.id,type))
@login_required
def show_root(request):
return respond_to(request,
{'text/html': 'apps/name/name.html'},
{'name': None, 'memberships': None, 'edit': False})
@login_required
def show(request,name):
if not name:
raise Http404()
if not name.has_permission(request.user,'r'):
return render403(request,"You are not allowed to look at that group.")
memberships = None
invitations = None
if name.has_permission(request.user,'l'):
memberships = name.memberships.filter(hidden=False)
invitations = name.invitations
return respond_to(request,
{'text/html': 'apps/name/name.html',
'application/json': json_response(name.summary()) },
{'name': name,
'memberships':memberships,
'invitations':invitations})
@login_required
def user_groups(request,username):
user = get_object_or_404(User,username=username)
return json_response([link.src.summary() for link in NameLink.objects.filter(dst__memberships__user=user,type=NameLink.access_control,data__contains='i').all()])
@login_required
def show_by_name(request,name=None):
if not name:
return show_root(request)
try:
return show(request,lookup(name))
except ObjectDoesNotExist:
return HttpResponseNotFound()
@login_required
def show_by_id(request,id=None):
if not id:
return show_root(request)
try:
return show(request,Name.objects.get(id=id))
except ObjectDoesNotExist:
return HttpResponseNotFound()
def _tree_node(name,depth):
if depth > 2:
state = "closed"
else:
state = 'open'
return {'data': { 'title': name.relative_name(), 'attr': {'href': name.url() } },
'state': state,
'attr': {'id': name.id}}
def _tree(request,id=None,includeroot=False):
name = None
if id:
name = Name.objects.get(id=id)
depth = 3
if request.GET.has_key('depth'):
depth = request.GET['depth']
t = traverse(name,_tree_node,request.user,depth,includeroot)
#logging.debug(t)
return json_response(t)
@login_required
def rtree(request,id=None):
return _tree(request,id,True)
@login_required
def ctree(request,id=None):
return _tree(request,id,False)
@login_required
def search(request):
list = []
if request.REQUEST.has_key('term'):
term = request.REQUEST['term']
list = [{'label': name.shortname(),'value': name.id} for name in Name.objects.filter(Q(short__contains=term) | Q(value__contains=term))]
return json_response(list)
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