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title_field.py
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Wed, Jul 10, 10:22

title_field.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2012, 2013 CERN.
##
## Invenio 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.
##
## Invenio 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 Invenio; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
from wtforms import TextField
from invenio.webdeposit_field import WebDepositField
__all__ = ['TitleField']
class TitleField(WebDepositField(key='title.title'), TextField):
def __init__(self, **kwargs):
super(TitleField, self).__init__(**kwargs)
self._icon_html = '<i class="icon-book"></i>'
def pre_validate(self, form=None):
# Load custom validation
validators = self.config.get_validators()
if validators is not [] and validators is not None:
validation_json = {}
for validator in validators:
json = validator(self)
validation_json = self.merge_validation_json(validation_json, json)
return validation_json
value = self.data
if value == "" or value.isspace():
return dict(error=0, error_message='')
error_message = 'Document Title must have at least 4 characters'
if len(str(value)) < 4:
try:
self.errors.append(error_message)
except AttributeError:
self.errors = list(self.process_errors)
self.errors.append(error_message)
return dict(error=1,
error_message=error_message)
return dict(error=0, error_message='')

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