#!/usr/bin/python2.5

#

# Copyright 2008 the Melange authors.

#

# Licensed under the Apache License, Version 2.0 (the "License");

# you may not use this file except in compliance with the License.

# You may obtain a copy of the License at

#

#   http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

# See the License for the specific language governing permissions and

# limitations under the License.

"""Views for User profiles.

"""

__authors__ = [

    '"Sverre Rabbelier" <sverre@rabbelier.nl>',

    '"Pawel Solyga" <pawel.solyga@gmail.com>',

  ]

from google.appengine.api import users

from django import forms

from soc.logic import dicts

from soc.logic import validate

from soc.logic.models import user as user_logic

from soc.views import helper

from soc.views.models import base

import soc.models.linkable

import soc.models.user

import soc.logic.models.user

import soc.views.helper

class CreateForm(helper.forms.BaseForm):

  """Django form displayed when creating a User.

  """

  email = forms.EmailField(

      label=soc.models.user.User.account.verbose_name,

      help_text=soc.models.user.User.account.help_text)

  link_id = forms.CharField(

      label=soc.models.user.User.link_id.verbose_name,

      help_text=soc.models.linkable.Linkable.link_id.help_text)

  name = forms.CharField(

      label=soc.models.user.User.name.verbose_name,

      help_text=soc.models.user.User.name.help_text)

  is_developer = forms.BooleanField(required=False,

      label=soc.models.user.User.is_developer.verbose_name,

      help_text=soc.models.user.User.is_developer.help_text)

  class Meta:

    """Inner Meta class that defines some behavior for the form.

    """

    model = None

  def clean_link_id(self):

    link_id = self.cleaned_data.get('link_id').lower()

    if not validate.isLinkIdFormatValid(link_id):

      raise forms.ValidationError("This link ID is in wrong format.")

    properties = {'link_id': link_id}

    user = soc.logic.models.user.logic.getForFields(properties, unique=True)

    link_id_user = soc.logic.models.user.logic.getForFields(properties,

                                                            unique=True)

    key_name = self.data.get('key_name')

    if key_name:

      key_name_user = user_logic.logic.getFromKeyName(key_name)

      if (link_id_user and key_name_user

          and (link_id_user.account != key_name_user.account)):

        raise forms.ValidationError("This link ID is already in use.")

    return link_id

  def clean_email(self):

    form_account = users.User(email=self.cleaned_data.get('email'))

    key_name = self.data.get('key_name')

    if key_name:

      user = user_logic.logic.getFromKeyName(key_name)

      old_email = user.account.email()

    else:

      old_email = None

    new_email = form_account.email()

    if new_email != old_email \

        and user_logic.logic.getForFields({'email': new_email}, unique=True):

      raise forms.ValidationError("This account is already in use.")

    return self.cleaned_data.get('email')

class EditForm(CreateForm):

  """Django form displayed when editing a User.

  """

  key_name = forms.CharField(widget=forms.HiddenInput)

class View(base.View):

  """View methods for the User model.

  """

    """Defines the fields and methods required for the base View class

    to provide the user with list, public, create, edit and delete views.

    Params:

    """

  def _editGet(self, request, entity, form):

    """See base.View._editGet().

    """

    # fill in the email field with the data from the entity

    form.fields['email'].initial = entity.account.email()

  def _editPost(self, request, entity, fields):

    """See base.View._editPost().

    """

    # fill in the account field with the user created from email

    fields['account'] = users.User(fields['email'])

view = View()

create = view.create

delete = view.delete

edit = view.edit

list = view.list

public = view.public