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##############################################################################
#
# Copyright (c) 2001 Zope Corporation and Contributors. All Rights Reserved.
# Copyright (c) 2003 Nexedi SARL and Contributors. All Rights Reserved.
# Sebastien Robin <seb@nexedi.com>
# Jean-Paul Smets-Solanes <jp@nexedi.com>
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsability of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# garantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.0 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE
#
##############################################################################
from Products.Formulator.Field import Field
from Products.Formulator.Widget import Widget
from AccessControl import ClassSecurityInfo
from cgi import escape
import types
from zLOG import LOG
def Field_generate_field_key(self, validation=0, key=None):
"""Generate the key Silva uses to render the field in the form.
"""
# Patched by JPS for ERP5 in order to
# dynamically change the name
if key is not None:
return 'field_%s' % key
if self.field_record is None:
return 'field_%s' % self.id
elif validation:
return self.id
elif isinstance(self.widget, MultiItemsWidget):
return "%s.%s:record:list" % (self.field_record, self.id)
else:
return '%s.%s:record' % (self.field_record, self.id)
def Field_render(self, value=None, REQUEST=None, key=None):
"""Render the field widget.
value -- the value the field should have (for instance
from validation).
REQUEST -- REQUEST can contain raw (unvalidated) field
information. If value is None, REQUEST is searched
for this value.
if value and REQUEST are both None, the 'default' property of
the field will be used for the value.
"""
return self._render_helper(self.generate_field_key(key=key), value, REQUEST)
def Field_render_sub_field(self, id, value=None, REQUEST=None, key=None):
"""Render a sub field, as part of complete rendering of widget in
a form. Works like render() but for sub field.
Added key parameter for ERP5 in order to be compatible with listbox/matrixbox
"""
return self.sub_form.get_field(id)._render_helper(
self.generate_subfield_key(id, key=key), value, REQUEST)
def Field_generate_subfield_key(self, id, validation=0, key=None):
"""Generate the key Silva uses to render a sub field.
Added key parameter for ERP5
Added key parameter for ERP5 in order to be compatible with listbox/matrixbox
"""
if key is None: key = self.id
if self.field_record is None or validation:
return 'subfield_%s_%s'%(key, id)
return '%s.subfield_%s_%s:record' % (self.field_record, key, id)
def Field_validate_sub_field(self, id, REQUEST, key=None):
"""Validates a subfield (as part of field validation).
"""
return self.sub_form.get_field(id)._validate_helper(
self.generate_subfield_key(id, validation=1, key=key), REQUEST)
def Field_render_helper(self, key, value, REQUEST):
value = self._get_default(key, value, REQUEST)
__traceback_info__ = ('key=%s value=%r' % (key, value))
if self.get_value('hidden'):
return self.widget.render_hidden(self, key, value, REQUEST)
elif (not self.get_value('editable',REQUEST=REQUEST)):
return self.widget.render_view(self, value)
else:
return self.widget.render(self, key, value, REQUEST)
Field.generate_field_key = Field_generate_field_key
Field.render = Field_render
Field.render_sub_field = Field_render_sub_field
Field.generate_subfield_key = Field_generate_subfield_key
Field.validate_sub_field = Field_validate_sub_field
Field._render_helper = Field_render_helper
from Products.Formulator.Validator import SelectionValidator
from Products.Formulator.Validator import StringBaseValidator
def SelectionValidator_validate(self, field, key, REQUEST):
value = StringBaseValidator.validate(self, field, key, REQUEST)
if value == "" and not field.get_value('required'):
return value
# get the text and the value from the list of items
# Patch by JPS for Listbox cell
for item in field.get_value('items', cell=getattr(REQUEST,'cell',None)):
try:
item_text, item_value = item
except ValueError:
item_text = item
item_value = item
# check if the value is equal to the string/unicode version of
# item_value; if that's the case, we can return the *original*
# value in the list (not the submitted value). This way, integers
# will remain integers.
# XXX it is impossible with the UI currently to fill in unicode
# items, but it's possible to do it with the TALES tab
if field.get_value('unicode') and type(item_value) == type(u''):
str_value = item_value.encode(field.get_form_encoding())
else:
str_value = str(item_value)
if str_value == value:
return item_value
# if we didn't find the value, return error
self.raise_error('unknown_selection', field)
SelectionValidator.validate = SelectionValidator_validate
# The required field should have a default value to 0
from Products.Formulator.DummyField import fields
StringBaseValidator_required = fields.CheckBoxField('required',
title='Required',
description=(
"Checked if the field is required; the user has to fill in some "
"data."),
default=0)
StringBaseValidator.required = StringBaseValidator_required
from Products.Formulator.Validator import SelectionValidator
def SelectionValidator_validate(self, field, key, REQUEST):
value = StringBaseValidator.validate(self, field, key, REQUEST)
if value == "" and not field.get_value('required'):
return value
# get the text and the value from the list of items
for item in list(field.get_value('items', cell=getattr(REQUEST,'cell',None))) + [field.get_value('default', cell=getattr(REQUEST,'cell',None))]:
try:
item_text, item_value = item
except ValueError:
item_text = item
item_value = item
# check if the value is equal to the string/unicode version of
# item_value; if that's the case, we can return the *original*
# value in the list (not the submitted value). This way, integers
# will remain integers.
# XXX it is impossible with the UI currently to fill in unicode
# items, but it's possible to do it with the TALES tab
if field.get_value('unicode') and type(item_value) == type(u''):
str_value = item_value.encode(field.get_form_encoding())
else:
str_value = str(item_value)
if str_value == value:
return item_value
# if we didn't find the value, return error
self.raise_error('unknown_selection', field)
SelectionValidator.validate = SelectionValidator_validate
from Products.Formulator.Validator import MultiSelectionValidator
def MultiSelectionValidator_validate(self, field, key, REQUEST):
if REQUEST.get('default_%s' % (key, )) is None:
LOG('MultiSelectionValidator_validate', 0, 'Field %s is not present in request object (marker field default_%s not found).' % (repr(field.id), key))
raise KeyError, 'Field %s is not present in request object (marker field default_%s not found).' % (repr(field.id), key)
values = REQUEST.get(key, [])
# NOTE: a hack to deal with single item selections
if type(values) is not type([]):
# put whatever we got in a list
values = [values]
# if we selected nothing and entry is required, give error, otherwise
# give entry list
if len(values) == 0:
if field.get_value('required'):
self.raise_error('required_not_found', field)
else:
return values
# convert everything to unicode if necessary
if field.get_value('unicode'):
values = [unicode(value, field.get_form_encoding())
for value in values]
# create a dictionary of possible values
value_dict = {}
for item in field.get_value('items', cell=getattr(REQUEST,'cell',None)): # Patch by JPS for Listbox
try:
item_text, item_value = item
except ValueError:
item_text = item
item_value = item
value_dict[item_value] = 0
default_value = field.get_value('default', cell=getattr(REQUEST,'cell',None))
if type(default_value) in (type([]), type(())):
for v in default_value:
value_dict[v] = 0
else:
value_dict[default_value] = 0
# check whether all values are in dictionary
result = []
for value in values:
# FIXME: hack to accept int values as well
try:
int_value = int(value)
except ValueError:
int_value = None
if int_value is not None and value_dict.has_key(int_value):
result.append(int_value)
continue
if value_dict.has_key(value):
result.append(value)
continue
self.raise_error('unknown_selection', field)
# everything checks out
return result
MultiSelectionValidator.validate = MultiSelectionValidator_validate
from Products.Formulator.Validator import BooleanValidator
def BooleanValidator_validate(self, field, key, REQUEST):
result = REQUEST.get(key, REQUEST.get('default_%s' % (key, )))
if result is None:
raise KeyError, 'Field %s is not present in request object.' % (repr(field.id), )
if (not not result)==True:
return 1
else:
return 0
BooleanValidator.validate = BooleanValidator_validate
from Products.Formulator.Widget import CheckBoxWidget
def CheckBoxWidget_render(self, field, key, value, REQUEST):
"""Render checkbox.
"""
rendered = [render_element("input",
type="hidden",
name="default_%s:int" % (key, ),
value="0")
]
if value:
rendered.append(render_element("input",
type="checkbox",
name=key,
css_class=field.get_value('css_class'),
checked=None,
extra=field.get_value('extra'))
)
else:
rendered.append(render_element("input",
type="checkbox",
name=key,
css_class=field.get_value('css_class'),
extra=field.get_value('extra'))
)
return "".join(rendered)
CheckBoxWidget.render = CheckBoxWidget_render
# Patch the render_view of a TextAreaWidget so that
# it is rendered as a nice box, it is using the tag
# readonly understood by most browsers for a text area
from Products.Formulator.Widget import TextAreaWidget
from Products.Formulator.Widget import render_element
from DocumentTemplate.DT_Util import html_quote
def TextAreaWidget_render_view(self, field, value): # Probably useless
width = field.get_value('width')
height = field.get_value('height')
return render_element("textarea",
name='',
css_class=field.get_value('css_class'),
cols=width,
rows=height,
contents=html_quote(value),
extra='readonly')
# TextAreaWidget.render_view = TextAreaWidget_render_view
# See bellow TextWidget_patched_render_view
# Patch the render_view of LinkField so that it is clickable in read-only mode.
from Products.Formulator.Widget import TextWidget
from Products.Formulator.StandardFields import LinkField
from Globals import get_request
from urlparse import urljoin
class PatchedLinkWidget(TextWidget) :
def render_view(self, field, value) :
"""Render link.
"""
REQUEST = get_request()
link_type = field.get_value('link_type')
if link_type == 'internal':
value = urljoin(REQUEST['BASE0'], value)
elif link_type == 'relative':
value = urljoin(REQUEST['URL1'], value)
return '<a href="%s">%s</a>' % (value, field.get_value('title', cell=REQUEST.get('cell')))
PatchedLinkWidgetInstance = PatchedLinkWidget()
LinkField.widget = PatchedLinkWidgetInstance
# Patch the render_view of TextField to enclose the value within <span> html tags if css class defined
def TextWidget_patched_render_view(self, field, value):
"""Render text as non-editable.
This renderer is designed to be type error resistant.
in we get a non string value. It does escape the result
and produces clean xhtml.
"""
if value is None:
return ''
if isinstance(value, types.ListType) or isinstance(value, types.TupleType):
old_value = value
else:
old_value = [str(value)]
value = []
for line in old_value:
value.append(escape(line))
value = '<br/>'.join(value)
css_class = field.get_value('css_class')
if css_class not in ('', None):
# All strings should be escaped before rendering in HTML
# except for editor field
return "<span class='%s'>%s</span>" % (css_class, value)
return value
from Products.Formulator.Widget import TextWidget
TextWidget.render_view = TextWidget_patched_render_view
TextAreaWidget.render_view = TextWidget_patched_render_view # Use a standard span rendering
class IntegerWidget(TextWidget) :
def render(self, field, key, value, REQUEST) :
"""Render an editable integer.
"""
if type(value) is type(1.0):
value = int(value)
display_maxwidth = field.get_value('display_maxwidth') or 0
if display_maxwidth > 0:
return render_element("input",
type="text",
name=key,
css_class=field.get_value('css_class'),
value=value,
size=field.get_value('display_width'),
maxlength=display_maxwidth,
extra=field.get_value('extra'))
else:
return render_element("input",
type="text",
name=key,
css_class=field.get_value('css_class'),
value=value,
size=field.get_value('display_width'),
extra=field.get_value('extra'))
def render_view(self, field, value):
"""Render a non-editable interger."""
if isinstance(value, float):
value = int(value)
return TextWidget.render_view(self, field, value)
from Products.Formulator.StandardFields import IntegerField
from Products.Formulator.Validator import IntegerValidator
IntegerFieldWidgetInstance = IntegerWidget()
IntegerField.widget = IntegerFieldWidgetInstance
import string
def IntegerValidator_validate(self, field, key, REQUEST):
value = StringBaseValidator.validate(self, field, key, REQUEST)
# we need to add this check again
if value == "" and not field.get_value('required'):
return value
try:
if value.find(' ')>0:
value = value.replace(' ','')
value = int(value)
except ValueError:
self.raise_error('not_integer', field)
start = field.get_value('start')
end = field.get_value('end')
if start != "" and value < start:
self.raise_error('integer_out_of_range', field)
if end != "" and value >= end:
self.raise_error('integer_out_of_range', field)
return value
IntegerValidator.validate = IntegerValidator_validate
def StringBaseValidator_validate(self, field, key, REQUEST):
# We had to add this patch for hidden fields of type "list"
value = REQUEST.get(key)
if value is None:
if field.get_value('required'):
raise Exception, 'Required field %s has not been transmitted. Check that all required fields are in visible groups.' % (repr(field.id), )
else:
raise KeyError, 'Field %s is not present in request object.' % (repr(field.id), )
if type(value) is type('a'):
value = string.strip(value)
if field.get_value('required') and value == "":
self.raise_error('required_not_found', field)
#if field.get_value('uppercase'):
# value = value.upper()
return value
StringBaseValidator.validate = StringBaseValidator_validate
def Widget_render_hidden(self, field, key, value, REQUEST):
"""Renders this widget as a hidden field.
"""
try:
extra = field.get_value('extra')
except KeyError:
# In case extra is not defined as in DateTimeWidget
extra = ''
result = ''
# We must adapt the rendering to the type of the value
# in order to get the correct type back
if type(value) is type([]) or type(value) is type(()):
for v in value:
result += render_element("input",
type="hidden",
name="%s:list" % key,
value=v,
extra=extra)
else:
result = render_element("input",
type="hidden",
name=key,
value=value,
extra=extra)
return result
Widget.render_hidden = Widget_render_hidden
# default render_pdf for a Widget
Widget.render_pdf = Widget.render_view
from Products.Formulator.Validator import LinesValidator
def LinesValidator_validate(self, field, key, REQUEST):
value = StringBaseValidator.validate(self, field, key, REQUEST)
# Added as a patch for hidden values
if type(value) is type([]) or type(value) is type(()):
value = string.join(value, "\n")
# we need to add this check again
if value == "" and not field.get_value('required'):
return []
if field.get_value('unicode'):
value = unicode(value, field.get_form_encoding())
# check whether the entire input is too long
max_length = field.get_value('max_length') or 0
if max_length and len(value) > max_length:
self.raise_error('too_long', field)
# split input into separate lines
lines = string.split(value, "\n")
# check whether we have too many lines
max_lines = field.get_value('max_lines') or 0
if max_lines and len(lines) > max_lines:
self.raise_error('too_many_lines', field)
# strip extraneous data from lines and check whether each line is
# short enough
max_linelength = field.get_value('max_linelength') or 0
result = []
whitespace_preserve = field.get_value('whitespace_preserve')
for line in lines:
if not whitespace_preserve:
line = string.strip(line)
if max_linelength and len(line) > max_linelength:
self.raise_error('line_too_long', field)
result.append(line)
return result
LinesValidator.validate = LinesValidator_validate
from Products.Formulator.Validator import FloatValidator
def FloatValidator_validate(self, field, key, REQUEST):
value = StringBaseValidator.validate(self, field, key, REQUEST)
if value == "" and not field.get_value('required'):
return value
value = value.replace(' ','')
input_style = field.get_value('input_style')
if value.find(',') >= 0:
value = value.replace(',','.')
if value.find('%')>=0:
value = value.replace('%','')
try:
value = float(value)
if input_style.find('%')>=0:
value = value/100
except ValueError:
self.raise_error('not_float', field)
return value
FloatValidator.validate = FloatValidator_validate
from Products.Formulator.Widget import SingleItemsWidget
def SingleItemsWidget_render_items(self, field, key, value, REQUEST):
# get items
items = field.get_value('items', REQUEST=REQUEST,
cell=getattr(REQUEST,'cell',None))
# check if we want to select first item
if not value and field.get_value('first_item') and len(items) > 0:
try:
text, value = items[0]
except ValueError:
value = items[0]
css_class = field.get_value('css_class')
extra_item = field.get_value('extra_item')
# if we run into multiple items with same value, we select the
# first one only (for now, may be able to fix this better later)
selected_found = 0
rendered_items = []
for item in items:
try:
item_text, item_value = item
except ValueError:
item_text = item
item_value = item
if item_value == value and not selected_found:
rendered_item = self.render_selected_item(item_text,
item_value,
key,
css_class,
extra_item)
selected_found = 1
else:
rendered_item = self.render_item(item_text,
item_value,
key,
css_class,
extra_item)
rendered_items.append(rendered_item)
# XXX We want to make sure that we always have the current value in items. -yo
if not selected_found and value:
rendered_item = self.render_selected_item('??? (%s)' % value,
value,
key,
css_class,
extra_item)
rendered_items.append(rendered_item)
return rendered_items
SingleItemsWidget.render_items = SingleItemsWidget_render_items
from Products.Formulator.Widget import MultiItemsWidget
def MultiItemsWidget_render_items(self, field, key, value, REQUEST):
# list is needed, not a tuple
if type(value) is type(()):
value = list(value)
# need to deal with single item selects
if type(value) is not type([]):
value = [value]
# XXX -yo
selected_found = {}
items = field.get_value('items',REQUEST=REQUEST, cell=getattr(REQUEST,'cell',None)) # Added request
css_class = field.get_value('css_class')
extra_item = field.get_value('extra_item')
rendered_items = []
for item in items:
try:
item_text, item_value = item
except ValueError:
item_text = item
item_value = item
if item_value in value:
rendered_item = self.render_selected_item(item_text,
item_value,
key,
css_class,
extra_item)
# XXX -yo
index = value.index(item_value)
selected_found[index] = 1
else:
rendered_item = self.render_item(item_text,
item_value,
key,
css_class,
extra_item)
rendered_items.append(rendered_item)
# XXX We want to make sure that we always have the current value in items. -yo
for index in range(len(value)):
v = value[index]
if index not in selected_found and v:
rendered_item = self.render_selected_item('??? (%s)' % v,
v,
key,
css_class,
extra_item)
rendered_items.append(rendered_item)
# Moved marked field to Render
# rendered_items.append(render_element('input', type='hidden', name="default_%s:int" % (key, ), value="0"))
return rendered_items
MultiItemsWidget.render_items = MultiItemsWidget_render_items
from Products.Formulator.Widget import MultiListWidget
def MultiListWidget_render(self, field, key, value, REQUEST):
rendered_items = self.render_items(field, key, value, REQUEST)
input_hidden = render_element('input', type='hidden', name="default_%s:int" % (key, ), value="0")
multi_list = render_element(
'select',
name=key,
multiple=None,
css_class=field.get_value('css_class', REQUEST=REQUEST),
size=field.get_value('size', REQUEST=REQUEST),
contents=string.join(rendered_items, "\n"),
extra=field.get_value('extra', REQUEST=REQUEST))
return "\n".join([multi_list,input_hidden])
MultiListWidget.render = MultiListWidget_render
from Products.Formulator.Widget import MultiCheckBoxWidget
def MultiCheckBoxWidget_render(self, field, key, value, REQUEST):
rendered_items = self.render_items(field, key, value, REQUEST)
rendered_items.append(render_element('input', type='hidden', name="default_%s:int" % (key, ), value="0"))
orientation = field.get_value('orientation')
if orientation == 'horizontal':
return string.join(rendered_items, " ")
else:
return string.join(rendered_items, "<br />")
MultiCheckBoxWidget.render = MultiCheckBoxWidget_render
from Products.Formulator.Widget import ListWidget
def ListWidget_render(self, field, key, value, REQUEST):
rendered_items = self.render_items(field, key, value, REQUEST)
input_hidden = render_element('input', type='hidden',
name="default_%s:int" % (key, ), value="0")
list_widget = render_element(
'select',
name=key,
css_class=field.get_value('css_class', REQUEST=REQUEST),
size=field.get_value('size', REQUEST=REQUEST),
contents=string.join(rendered_items, "\n"),
extra=field.get_value('extra', REQUEST=REQUEST))
return "\n".join([list_widget, input_hidden])
def ListWidget_render_view(self, field, value):
"""
This method is not as efficient as using a StringField in read only.
Always consider to change the field in your Form.
"""
if value is None:
return ''
title_list = [x[0] for x in field.get_value("items") if x[1]==value]
if len(title_list) == 0:
return "??? (%s)" % value
else:
return title_list[0]
return value
ListWidget.render = ListWidget_render
ListWidget.render_view = ListWidget_render_view
# JPS - Subfield handling with listbox requires extension
from Products.Formulator.StandardFields import DateTimeField
def DateTimeField_get_default(self, key, value, REQUEST):
if value is not None:
return value
# if there is something in the request then return None
# sub fields should pick up defaults themselves
if REQUEST is not None and hasattr(REQUEST, 'form') and \
REQUEST.form.has_key('subfield_%s_%s' % (key, 'year')):
return None
else:
return self.get_value('default')
DateTimeField._get_default = DateTimeField_get_default
from Products.Formulator.Widget import DateTimeWidget
old_date_time_widget_property_names = DateTimeWidget.property_names
from Products.Formulator.StandardFields import create_datetime_text_sub_form
class PatchedDateTimeWidget(DateTimeWidget):
"""
Added support for key in every call to render_sub_field
"""
hide_day = fields.CheckBoxField('hide_day',
title="Hide Day",
description=(
"The day will be hidden on the output. Instead the default"
"Day will be taken"),
default=0)
hidden_day_is_last_day = fields.CheckBoxField('hidden_day_is_last_day',
title="Hidden Day is last day of the Month",
description=(
"Defines wether hidden day means, you want the last day of the month"
"Else it will be the first day"),
default=0)
property_names = old_date_time_widget_property_names \
+ ['hide_day', 'hidden_day_is_last_day']
def getInputOrder(self, field):
input_order = field.get_value('input_order')
if field.get_value('hide_day'):
if input_order == 'ymd':
input_order = 'ym'
elif input_order in ('dmy', 'mdy'):
input_order = 'my'
return input_order
def render(self, field, key, value, REQUEST):
use_ampm = field.get_value('ampm_time_style')
# FIXME: backwards compatibility hack:
if not hasattr(field, 'sub_form'):
field.sub_form = create_datetime_text_sub_form()
if value is None and field.get_value('default_now'):
value = DateTime()
year = None
month = None
day = None
hour = None
minute = None
ampm = None
if type(value) is type(DateTime()):
year = "%04d" % value.year()
month = "%02d" % value.month()
day = "%02d" % value.day()
if use_ampm:
hour = "%02d" % value.h_12()
else:
hour = "%02d" % value.hour()
minute = "%02d" % value.minute()
ampm = value.ampm()
input_order = self.getInputOrder(field)
if input_order == 'ymd':
order = [('year', year),
('month', month),
('day', day)]
elif input_order == 'dmy':
order = [('day', day),
('month', month),
('year', year)]
elif input_order == 'mdy':
order = [('month', month),
('day', day),
('year', year)]
elif input_order == 'my':
order = [('month', month),
('year', year)]
elif input_order == 'ym':
order = [('year', year),
('month', month)]
else:
order = [('year', year),
('month', month),
('day', day)]
result = []
for sub_field_name, sub_field_value in order:
result.append(field.render_sub_field(sub_field_name,
sub_field_value, REQUEST, key=key))
date_result = string.join(result, field.get_value('date_separator'))
if not field.get_value('date_only'):
time_result = (field.render_sub_field('hour', hour, REQUEST, key=key) +
field.get_value('time_separator') +
field.render_sub_field('minute', minute, REQUEST, key=key))
if use_ampm:
time_result += ' ' + field.render_sub_field('ampm',
ampm, REQUEST, key=key)
return date_result + ' ' + time_result
else:
return date_result
def format_value(self, field, value, mode='html'):
if value is None:
return ''
use_ampm = field.get_value('ampm_time_style')
year = "%04d" % value.year()
month = "%02d" % value.month()
day = "%02d" % value.day()
if use_ampm:
hour = "%02d" % value.h_12()
else:
hour = "%02d" % value.hour()
minute = "%02d" % value.minute()
ampm = value.ampm()
order = self.getInputOrder(field)
if order == 'ymd':
output = [year, month, day]
elif order == 'dmy':
output = [day, month, year]
elif order == 'mdy':
output = [month, day, year]
elif order == 'my':
output = [month, year]
elif order == 'ym':
output = [year, month]
else:
output = [year, month, day]
date_result = string.join(output, field.get_value('date_separator'))
if mode in ('html', ):
space = ' '
else:
space = ' '
if not field.get_value('date_only'):
time_result = hour + field.get_value('time_separator') + minute
if use_ampm:
time_result += space + ampm
return date_result + (space * 3) + time_result
else:
return date_result
def render_view(self, field, value):
return self.format_value(field, value, mode='html')
def render_pdf(self, field, value):
return self.format_value(field, value, mode='pdf')
DateTimeField.widget = PatchedDateTimeWidget()
from Products.Formulator.Validator import DateTimeValidator, ValidationError, DateTime
from DateTime.DateTime import DateError, TimeError
class PatchedDateTimeValidator(DateTimeValidator):
"""
Added support for key in every call to validate_sub_field
"""
def validate(self, field, key, REQUEST):
try:
year = field.validate_sub_field('year', REQUEST, key=key)
month = field.validate_sub_field('month', REQUEST, key=key)
if field.get_value('hide_day'):
day = 1
else:
day = field.validate_sub_field('day', REQUEST, key=key)
if field.get_value('date_only'):
hour = 0
minute = 0
elif field.get_value('allow_empty_time'):
hour = field.validate_sub_field('hour', REQUEST, key=key)
minute = field.validate_sub_field('minute', REQUEST, key=key)
if hour == '' and minute == '':
hour = 0
minute = 0
elif hour == '' or minute == '':
raise ValidationError('not_datetime', field)
else:
hour = field.validate_sub_field('hour', REQUEST, key=key)
minute = field.validate_sub_field('minute', REQUEST, key=key)
except ValidationError:
self.raise_error('not_datetime', field)
# handling of completely empty sub fields
if ((year == '' and month == '') and
(field.get_value('hide_day') or day == '') and
(field.get_value('date_only') or (hour == '' and minute == '')
or (hour == 0 and minute == 0))):
if field.get_value('required'):
self.raise_error('required_not_found', field)
else:
# field is not required, return None for no entry
return None
# handling of partially empty sub fields; invalid datetime
if ((year == '' or month == '') or
(not field.get_value('hide_day') and day == '') or
(not field.get_value('date_only') and
(hour == '' or minute == ''))):
self.raise_error('not_datetime', field)
if field.get_value('ampm_time_style'):
ampm = field.validate_sub_field('ampm', REQUEST, key=key)
if field.get_value('allow_empty_time'):
if ampm == '':
ampm = 'am'
hour = int(hour)
# handling not am or pm
# handling hour > 12
if ((ampm != 'am') and (ampm != 'pm')) or (hour > 12):
self.raise_error('not_datetime', field)
if (ampm == 'pm') and (hour == 0):
self.raise_error('not_datetime', field)
elif ampm == 'pm' and hour < 12:
hour += 12
try:
# handling of hidden day, which can be first or last day of the month:
if field.get_value('hidden_day_is_last_day'):
if int(month) == 12:
tmp_year = int(year) + 1
tmp_month = 1
else:
tmp_year = int(year)
tmp_month = int(month) + 1
tmp_day = DateTime(tmp_year, tmp_month, 1, hour, minute)
result = tmp_day - 1
else:
result = DateTime(int(year), int(month), int(day), hour, minute)
# ugh, a host of string based exceptions (not since Zope 2.7)
except ('DateTimeError', 'Invalid Date Components', 'TimeError',
DateError, TimeError) :
self.raise_error('not_datetime', field)
# check if things are within range
start_datetime = field.get_value('start_datetime')
if (start_datetime is not None and
result < start_datetime):
self.raise_error('datetime_out_of_range', field)
end_datetime = field.get_value('end_datetime')
if (end_datetime is not None and
result >= end_datetime):
self.raise_error('datetime_out_of_range', field)
return result
DateTimeField.validator = PatchedDateTimeValidator()
from Products.Formulator.Widget import TextWidgetInstance
class FloatWidget(TextWidget):
property_names = TextWidget.property_names +\
['input_style','precision']
input_style = fields.ListField('input_style',
title="Input style",
description=(
"The type of float we should enter. "),
default="-1234.5",
items=[("-1234.5", "-1234.5"),
("-1 234.5", "-1 234.5"),
("-12.3%", "-12.3%"),],
required=1,
size=1)
precision = fields.IntegerField('precision',
title='Precision',
description=(
"Number of digits after the decimal point"),
default=None,
required=0)
def format_value(self, field, value):
"""Formats the value as requested"""
if value not in (None,''):
input_style = field.get_value('input_style')
percent = 0
if input_style.find('%')>=0:
percent=1
value = float(value) * 100
try :
value = str(float(value))
except ValueError:
return value
else:
if 'e' in value: # scientific notation hack
return value
value_list = value.split('.')
integer = value_list[0]
if input_style.find(' ')>=0:
integer = value_list[0]
i = len(integer)%3
value = integer[:i]
while i != len(integer):
value += ' ' + integer[i:i+3]
i += 3
else:
value = value_list[0]
precision = field.get_value('precision')
if precision != 0:
value += '.'
if precision not in (None,''):
for i in range(0,precision):
if i < len(value_list[1]):
value += value_list[1][i]
else:
value += '0'
else:
value += value_list[1]
if percent:
value += '%'
return value.strip()
def render(self, field, key, value, REQUEST):
"""Render Float input field
"""
value = self.format_value(field, value)
display_maxwidth = field.get_value('display_maxwidth') or 0
extra_keys = {}
if display_maxwidth > 0:
extra_keys['maxlength'] = display_maxwidth
return render_element( "input",
type="text",
name=key,
css_class=field.get_value('css_class'),
value=value,
size=field.get_value('display_width'),
extra=field.get_value('extra'),
**extra_keys)
def render_view(self, field, value):
"""
Render Float display field.
This patch add:
* replacement of spaces by unbreakable spaces if the content is float-like
* support of extra CSS class when render as pure text
"""
value = self.format_value(field, value)
float_value = None
try:
float_value = float(value.replace(' ', ''))
except:
pass
if float_value != None:
value = value.replace(' ', ' ')
extra = field.get_value('extra')
if extra not in (None, ''):
value = "<div %s>%s</div>" % (extra, value)
return TextWidgetInstance.render_view(field, value)
def render_pdf(self, field, value):
"""Render the field as PDF."""
return self.format_value(field, value)
FloatWidgetInstance = FloatWidget()
from Products.Formulator.StandardFields import FloatField
FloatField.widget = FloatWidgetInstance
###################################################################
# New formulator API
#
# render method on Field must change, and have a new parameter:
# render_format
# which is used to call others methods ('html' call render_html)
###################################################################
# XXX Patching all Fields is not easy, as ERP5 defines his own fields.
# def Widget_render(self, field, key, value, REQUEST, render_format='html')
# # Test if method defined on class
# method_id = 'render_%' % render_format
# if hasattr(aq_self(self), method_id):
# # Try to return built-in renderer
# return getattr(self, method_id )(self, field, key, value, REQUEST)
# raise KeyError, "Rendering not defined"
# Monkey Patch
#
# Lookup all registered widgets and create render_html
# XXX This method is not a good way of patching,
# because it breaks inheritance
# XXX It's difficult to get all possible widgets, as ERP5 defines
# also his owns.
# for f in Formulator.widgets():
# if not hasattr(f, '__erp5_patched'):
# f.render_html = f.render
def Widget_render_html(self, *args, **kw):
return self.render(*args, **kw)
Widget.render_html = Widget_render_html
def Field_render_html(self, *args, **kw):
"""
render_html is used to as definition of render method in Formulator.
"""
return self.render(*args, **kw)
Field.render_html = Field_render_html
def Field_render_htmlgrid(self, value=None, REQUEST=None, key=None):
"""
render_htmlgrid returns a list of tuple (title, html render)
"""
# What about CSS ? What about description ? What about error ?
widget_key = self.generate_field_key(key=key)
value = self._get_default(widget_key, value, REQUEST)
__traceback_info__ = ('key=%s value=%r' % (key, value))
return self.widget.render_htmlgrid(self, widget_key, value, REQUEST)
Field.render_htmlgrid = Field_render_htmlgrid
def Widget_render_htmlgrid(self, field, key, value, REQUEST):
"""
render_htmlgrid returns a list of tuple (title, html render)
"""
# XXX Calling _render_helper on the field is not optimized
return ((field.get_value('title'),
field._render_helper(key, value, REQUEST)),)
Widget.render_htmlgrid = Widget_render_htmlgrid
# Generic possible renderers
# def render_ext(self, field, key, value, REQUEST):
# return getattr(self, '%s_render' % self.__class__.__name__)
#
# def render_pt(self, field, key, value, REQUEST):
# """
# Call a page template which contains 1 macro per field
# """
# return self.field_master(self.__class__.__name__)
#
# def render_grid(self, field, key, value, REQUEST):
# return ((self.get_value('title'), self.get_value('value'),)
# # What about CSS ? What about description ? What about error ?
# # What about rendering a listbox ?
# # Grid is only valid if stucture of grid has some meaning and is
# # implemeted by listbox (ex. spreadsheet = grid)
#
def Field_render_pdf(self, value=None, REQUEST=None, key=None, **kw):
"""
render_pdf renders the field for reportlab
"""
return self.widget.render_pdf(self, value)
Field.render_pdf = Field_render_pdf
from Products.Formulator.TALESField import TALESWidget
def TALESWidget_render_view(self, field, value):
"""
Render TALES as read only
"""
if value == None:
text = field.get_value('default')
else:
if value != "":
text = value._text
else:
text = ""
return text
TALESWidget.render_view = TALESWidget_render_view