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###############################################################################
#
# Copyright (C) 2007-TODAY OpenERP SA. All Rights Reserved.
#
# $Id$
#
# Developed by OpenERP (http://openerp.com) and Axelor (http://axelor.com).
#
# The OpenERP web client is distributed under the "OpenERP Public License".
# It's based on Mozilla Public License Version (MPL) 1.1 with following
# restrictions:
#
# - All names, links and logos of OpenERP must be kept as in original
# distribution without any changes in all software screens, especially
# in start-up page and the software header, even if the application
# source code has been changed or updated or code has been added.
#
# You can see the MPL licence at: http://www.mozilla.org/MPL/MPL-1.1.html
#
###############################################################################
import base64
import cgi
import locale
import math
import re
import time
BINARY_FIELD_STORAGE_CLASS = cgi.FieldStorage
try:
# binary data send/get with cherrypy >= 3.2.X
# are wrapper inside 'Part' class
from cherrypy._cpreqbody import Part
BINARY_FIELD_STORAGE_CLASS = ( cgi.FieldStorage, Part )
except ImportError:
pass
import formencode.validators
import formencode.api
from openobject.validators import BaseValidator
from openobject.i18n import format
class String(BaseValidator):
if_empty = False
def _to_python(self, value, state):
if isinstance(value, unicode):
return value.encode('utf-8')
return value
def _from_python(self, value, state):
return ustr(value or '')
class Bool(BaseValidator):
values = ['1', 'true']
if_empty = False
def _to_python(self, value, state):
value = value or False
if value:
value = str(value).lower() in self.values
return value
def _from_python(self, value, state):
return (value or '') and 1
class Int(formencode.validators.Int):
if_empty = False
class Float(formencode.validators.Number):
if_empty = False
digit = 2
def _from_python(self, value, state):
return format.format_decimal(float(value) or 0.0, self.digit)
def _to_python(self, value, state):
try:
value = format.parse_decimal(value)
except ValueError:
raise formencode.api.Invalid(_('Invalid literal for float'), value, state)
return value
class FloatTime(Float):
if_empty = False
def _from_python(self, value, state):
val = value or 0.0
t = '%02d:%02d' % (math.floor(abs(val)),round(round(abs(val)%1,2) * 60))
if val < 0:
t = '-' + t
return t
def _to_python(self, value, state):
try:
if value and ':' in value:
return round(int(value.split(':')[0]) + int(value.split(':')[1]) / 60.0, 2)
else:
return locale.atof(value)
except:
pass
return 0.0
class DateTime(BaseValidator):
if_empty = False
kind = "datetime"
def __init__(self, kind="datetime", *args, **kwargs):
super(DateTime, self).__init__(*args, **kwargs)
self.format = format.get_datetime_format(kind)
self.kind = kind
def _to_python(self, value, state):
# do validation
try:
res = time.strptime(value, self.format)
except ValueError:
raise formencode.api.Invalid(_('Invalid datetime format'), value, state)
# return str instead of real datetime object
try:
return format.parse_datetime(value, kind=self.kind)
except ValueError:
raise formencode.api.Invalid(_('Invalid datetime format'), value, state)
def _from_python(self, value, state):
return format.format_datetime(value, kind=self.kind)
class Selection(BaseValidator):
if_empty = False
def _to_python(self, value, state):
if isinstance(value, basestring):
if re.match('True|False|None', value):
return eval(value)
if re.match('^\-+|\d+$', value):
return int(value)
if re.match('^\-+|\d+(\.\d+)$', value):
return float(value)
return value
class Reference(BaseValidator):
if_empty = False
def _to_python(self, value, state):
if isinstance(value, basestring):
value = eval(value)
id, ref = value
if ref and id:
return "%s,%d"%(ref, int(id))
return False
class Binary(BaseValidator):
if_empty = False
def _to_python(self, value, state):
if isinstance(value, list):
value = value[0]
if isinstance(value, BINARY_FIELD_STORAGE_CLASS):
if value.filename:
return base64.encodestring(value.file.read())
elif self.not_empty:
raise formencode.api.Invalid(_('Please select a file.'), value, state)
elif value:
return value
return self.if_empty
class URL(formencode.validators.URL):
if_empty = False
require_tld = False
url_re = re.compile(r'''
^(http|https|ftp|sftp|file):// # protocol
(?:[%:\w]*@)? # authenticator
(?P<domain>[a-z0-9][a-z0-9\-]{1,62}\.)* # (sub)domain - alpha followed by 62max chars (63 total)
(?P<tld>[a-z]{2,})? # TLD
(?::[0-9]+)? # port
# files/delims/etc
(?P<path>/[a-z0-9\-\._~:/\?#\[\]@!%\$&\'\(\)\*\+,;=]*)?
$
''', re.I | re.VERBOSE)
def _from_python(self, value, state):
return value or ''
class Email(formencode.validators.Email):
if_empty = False
domainRE = re.compile(r'''
(^(?:[a-z0-9][a-z0-9\-]{0,62}\.)+ # (sub)domain - alpha followed by 62max chars (63 total)
[a-z]{2,}[\s,.]*$)* # TLD
''', re.I | re.VERBOSE)
def _from_python(self, value, state):
return value or ''
def validate_python(self, value, state):
if '<' in value and '>' in value:
value = value[value.index('<') + 1:value.index('>')]
super(Email, self).validate_python(value, state)
class many2many(BaseValidator):
@property
def if_empty(self):
return [(6, 0, [])]
def _to_python(self, value, state):
if isinstance(value, basestring):
value = eval(value)
if not isinstance(value, (tuple, list)):
value = (value or []) and [value]
return [(6, 0, [int(id) for id in value if id])]
class many2one(BaseValidator):
if_empty = False
def _to_python(self, value, state):
if isinstance(value, (list, tuple)):
value = (len(value) or False) and value[0]
try:
return int(value)
except:
return False
def _from_python(self, value, state):
if isinstance(value, (list, tuple)):
value = (len(value) or False) and value[0]
return value or ''
class one2many(formencode.validators.FancyValidator):
@property
def if_empty(self):
return []
# Let some FormEncode strings goes into message catalog.
__email_messages = {
'empty': _('Please enter an email address'),
'noAt': _('An email address must contain a single @'),
'badUsername': _('The username portion of the email address is invalid (the portion before the @: %(username)s)'),
'badDomain': _('The domain portion of the email address is invalid (the portion after the @: %(domain)s)'),
}
__url_messages = {
'noScheme': _('You must start your URL with http://, https://, etc'),
'badURL': _('That is not a valid URL'),
'noTLD': _('You must provide a full domain name (like %(domain)s.com)'),
}
__type_messages = {
'integer': _("Please enter an integer value"),
'number': _("Please enter a number"),
'badFormat': _('Invalid datetime format'),
}
# vim: ts=4 sts=4 sw=4 si et
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