<s> from django import forms <EOL> from django . utils . translation import ugettext_lazy as _ <EOL> from django . contrib . contenttypes . models import ContentType <EOL> from django . contrib . auth . models import Group <EOL> from django . utils . safestring import mark_safe <EOL> from authority import permissions , get_choices_for <EOL> from authority . models import Permission <EOL> from authority . compat import get_user_model <EOL> User = get_user_model ( ) <EOL> class BasePermissionForm ( forms . ModelForm ) : <EOL> codename = forms . CharField ( label = _ ( '<STR_LIT>' ) ) <EOL> class Meta : <EOL> model = Permission <EOL> exclude = [ ] <EOL> def __init__ ( self , perm = None , obj = None , approved = False , * args , ** kwargs ) : <EOL> self . perm = perm <EOL> self . obj = obj <EOL> self . approved = approved <EOL> if obj and perm : <EOL> self . base_fields [ '<STR_LIT>' ] . widget = forms . HiddenInput ( ) <EOL> elif obj and ( not perm or not approved ) : <EOL> perms = get_choices_for ( self . obj ) <EOL> self . base_fields [ '<STR_LIT>' ] . widget = forms . Select ( choices = perms ) <EOL> super ( BasePermissionForm , self ) . __init__ ( * args , ** kwargs ) <EOL> def save ( self , request , commit = True , * args , ** kwargs ) : <EOL> self . instance . creator = request . user <EOL> self . instance . content_type = ContentType . objects . get_for_model ( self . obj ) <EOL> self . instance . object_id = self . obj . id <EOL> self . instance . codename = self . perm <EOL> self . instance . approved = self . approved <EOL> return super ( BasePermissionForm , self ) . save ( commit ) <EOL> class UserPermissionForm ( BasePermissionForm ) : <EOL> user = forms . CharField ( label = _ ( '<STR_LIT>' ) ) <EOL> class Meta ( BasePermissionForm . Meta ) : <EOL> fields = ( '<STR_LIT:user>' , ) <EOL> def __init__ ( self , * args , ** kwargs ) : <EOL> if not kwargs . get ( '<STR_LIT>' , False ) : <EOL> self . base_fields [ '<STR_LIT:user>' ] . widget = forms . HiddenInput ( ) <EOL> super ( UserPermissionForm , self ) . __init__ ( * args , ** kwargs ) <EOL> def clean_user ( self ) : <EOL> username = self . cleaned_data [ "<STR_LIT:user>" ] <EOL> try : <EOL> user = User . objects . get ( username__iexact = username ) <EOL> except User . DoesNotExist : <EOL> raise forms . ValidationError ( <EOL> mark_safe ( _ ( "<STR_LIT>" ) ) ) <EOL> check = permissions . BasePermission ( user = user ) <EOL> error_msg = None <EOL> if user . is_superuser : <EOL> error_msg = _ ( "<STR_LIT>" <EOL> "<STR_LIT>" ) <EOL> elif check . has_perm ( self . perm , self . obj ) : <EOL> error_msg = _ ( "<STR_LIT>" <EOL> "<STR_LIT>" ) <EOL> elif check . requested_perm ( self . perm , self . obj ) : <EOL> error_msg = _ ( "<STR_LIT>" <EOL> "<STR_LIT>" ) <EOL> if error_msg : <EOL> error_msg = error_msg % { <EOL> '<STR_LIT:object_name>' : self . obj . _meta . object_name . lower ( ) , <EOL> '<STR_LIT>' : self . perm , <EOL> '<STR_LIT>' : self . obj , <EOL> '<STR_LIT:user>' : user , <EOL> } <EOL> raise forms . ValidationError ( mark_safe ( error_msg ) ) <EOL> return user <EOL> class GroupPermissionForm ( BasePermissionForm ) : <EOL> group = forms . CharField ( label = _ ( '<STR_LIT>' ) ) <EOL> class Meta ( BasePermissionForm . Meta ) : <EOL> fields = ( '<STR_LIT>' , ) <EOL> def clean_group ( self ) : <EOL> groupname = self . cleaned_data [ "<STR_LIT>" ] <EOL> try : <EOL> group = Group . objects . get ( name__iexact = groupname ) <EOL> except Group . DoesNotExist : <EOL> raise forms . ValidationError ( <EOL> mark_safe ( _ ( "<STR_LIT>" ) ) ) <EOL> check = permissions . BasePermission ( group = group ) <EOL> if check . has_perm ( self . perm , self . obj ) : <EOL> raise forms . ValidationError ( mark_safe ( <EOL> _ ( "<STR_LIT>" <EOL> "<STR_LIT>" ) % { <EOL> '<STR_LIT>' : self . perm , <EOL> '<STR_LIT:object_name>' : self . obj . _meta . object_name . lower ( ) , <EOL> '<STR_LIT>' : self . obj , <EOL> } ) ) <EOL> return group </s>
