## $Id: browser.py 11755 2014-07-09 05:43:16Z henrik $
##
## Copyright (C) 2011 Uli Fouquet & Henrik Bettermann
## This program 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 2 of the License, or
## (at your option) any later version.
##
## This program 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 this program; if not, write to the Free Software
## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
##
"""UI components for basic applicants and related components.
"""
import grok
import os
from zope.component import getUtility
from waeup.kofa.interfaces import (
    IExtFileStore, IFileStoreNameChooser)
from zope.formlib.textwidgets import BytesDisplayWidget
from waeup.kofa.utils.helpers import string_from_bytes, file_size
from waeup.aaue.interfaces import MessageFactory as _
from kofacustom.nigeria.applicants.browser import (
    NigeriaApplicantDisplayFormPage,
    NigeriaApplicantManageFormPage,
    NigeriaApplicantEditFormPage,
    NigeriaPDFApplicationSlip,
    NigeriaApplicantRegistrationPage,
    NigeriaExportPDFPaymentSlipPage,
    UG_OMIT_DISPLAY_FIELDS,
    UG_OMIT_PDF_FIELDS,
    UG_OMIT_MANAGE_FIELDS,
    UG_OMIT_EDIT_FIELDS)
from waeup.aaue.applicants.interfaces import (
    ICustomApplicant,
    ICustomUGApplicant,
    ICustomUGApplicantEdit
    )

UG_OMIT_PDF_FIELDS = tuple([
    element for element in UG_OMIT_PDF_FIELDS if not element == 'phone'])
UG_OMIT_PDF_FIELDS += ('reg_number','alr_fname', 'alr_no', 'alr_date',
    'alr_results', 'notice')

FP_OMIT_FIELDS = ('hq_type', 'hq_fname', 'hq_matric_no',
     'hq_degree', 'hq_school', 'hq_session', 'hq_disc')
FP_OMIT_DISPLAY_FIELDS = UG_OMIT_DISPLAY_FIELDS + FP_OMIT_FIELDS
FP_OMIT_PDF_FIELDS = UG_OMIT_PDF_FIELDS + FP_OMIT_FIELDS
FP_OMIT_MANAGE_FIELDS = UG_OMIT_MANAGE_FIELDS + FP_OMIT_FIELDS
FP_OMIT_EDIT_FIELDS = UG_OMIT_EDIT_FIELDS + FP_OMIT_FIELDS

class CustomApplicantDisplayFormPage(NigeriaApplicantDisplayFormPage):
    """A display view for applicant data.
    """

    @property
    def form_fields(self):
        form_fields = grok.AutoFields(ICustomUGApplicant)
        if self.target is not None and self.target.startswith('fp'):
            for field in FP_OMIT_DISPLAY_FIELDS:
                form_fields = form_fields.omit(field)
        else:
            for field in UG_OMIT_DISPLAY_FIELDS:
                form_fields = form_fields.omit(field)
        form_fields['perm_address'].custom_widget = BytesDisplayWidget
        form_fields['notice'].custom_widget = BytesDisplayWidget
        if not getattr(self.context, 'student_id'):
            form_fields = form_fields.omit('student_id')
        if not getattr(self.context, 'screening_score'):
            form_fields = form_fields.omit('screening_score')
        if not getattr(self.context, 'screening_venue'):
            form_fields = form_fields.omit('screening_venue')
        if not getattr(self.context, 'screening_date'):
            form_fields = form_fields.omit('screening_date')
        return form_fields

class CustomPDFApplicationSlip(NigeriaPDFApplicationSlip):

    column_two_fields = ('applicant_id', 'reg_number',
        'firstname', 'middlename', 'lastname', 'sex', 'date_of_birth')
    two_columns_design_fields = [
        'fst_sit_fname', 'fst_sit_no', 'fst_sit_date',
        'fst_sit_type', 'fst_sit_results',
        'scd_sit_fname', 'scd_sit_no', 'scd_sit_date',
        'scd_sit_type', 'scd_sit_results']

    @property
    def note(self):
        if self.context.sex == 'm':
            pronoun = 'he'
        else:
            pronoun = 'she'
        return '''
The applicant has acknowledged that, if discovered at any time that %s does not possess
any of the qualifications which %s claims %s has obtained, %s will be expelled from the
University not be re-admitted for the same or any other programme, even if %s has 
upgraded previous and shall qualifications or possess additional qualifications.
''' % (
    pronoun, pronoun, pronoun, pronoun, pronoun)

    @property
    def form_fields(self):
        form_fields = grok.AutoFields(ICustomUGApplicant)
        if self.target is not None and self.target.startswith('fp'):
            for field in FP_OMIT_PDF_FIELDS:
                form_fields = form_fields.omit(field)
        else:
            for field in UG_OMIT_PDF_FIELDS:
                form_fields = form_fields.omit(field)
        if not getattr(self.context, 'student_id'):
            form_fields = form_fields.omit('student_id')
        if not getattr(self.context, 'screening_score'):
            form_fields = form_fields.omit('screening_score')
        if not getattr(self.context, 'screening_venue'):
            form_fields = form_fields.omit('screening_venue')
        if not getattr(self.context, 'screening_date'):
            form_fields = form_fields.omit('screening_date')
        return form_fields

class CustomApplicantManageFormPage(NigeriaApplicantManageFormPage):
    """A full edit view for applicant data.
    """

    @property
    def form_fields(self):
        form_fields = grok.AutoFields(ICustomUGApplicant)
        if self.target is not None and self.target.startswith('fp'):
            for field in FP_OMIT_MANAGE_FIELDS:
                form_fields = form_fields.omit(field)
        else:
            for field in UG_OMIT_MANAGE_FIELDS:
                form_fields = form_fields.omit(field)
        form_fields['student_id'].for_display = True
        form_fields['applicant_id'].for_display = True
        return form_fields

class CustomApplicantEditFormPage(NigeriaApplicantEditFormPage):
    """An applicant-centered edit view for applicant data.
    """

    @property
    def form_fields(self):
        form_fields = grok.AutoFields(ICustomUGApplicantEdit)
        if self.target is not None and self.target.startswith('fp'):
            for field in FP_OMIT_EDIT_FIELDS:
                form_fields = form_fields.omit(field)
        else:
            for field in UG_OMIT_EDIT_FIELDS:
                form_fields = form_fields.omit(field)
        form_fields['applicant_id'].for_display = True
        form_fields['reg_number'].for_display = True
        return form_fields

class CustomApplicantRegistrationPage(NigeriaApplicantRegistrationPage):
    """Captcha'd registration page for applicants.
    """

    def _redirect(self, email, password, applicant_id):
        # Forward email and credentials to landing page.
        self.redirect(self.url(self.context, 'registration_complete',
            data = dict(email=email, password=password,
            applicant_id=applicant_id)))
        return

class CustomExportPDFPaymentSlipPage(NigeriaExportPDFPaymentSlipPage):

    @property
    def payment_slip_download_warning(self):
        return ''