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prefill with a formula

This commit is contained in:
Thomas NOËL 2011-08-02 10:52:07 +00:00
parent 4da41a2b3b
commit 14aa8ff0fd
2 changed files with 24 additions and 8 deletions
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9
wcs/fields.py
View File

@ -49,8 +49,11 @@ class PrefillSelectionWidget(CompositeWidget):
if not value:
value = {}
options = [('none', _('None')), ('string', _('String')),
('user', _('User Field')), ('wsf', _('WSF Expression'))]
options = [('none', _('None')),
('string', _('String')),
('formula', _('Formula (Python)')),
('user', _('User Field')),
('wsf', _('WSF Expression'))]
self.add(SingleSelectWidget, 'type', options = options, value = value.get('type'))
@ -58,7 +61,7 @@ class PrefillSelectionWidget(CompositeWidget):
if not self.value:
self.value = {}
if self.value.get('type') == 'string':
if self.value.get('type') in ('string', 'formula'):
self.add(StringWidget, 'value', value = value.get('value'))
elif self.value.get('type') == 'user':
formdef = get_publisher().user_class.get_formdef()

23
wcs/forms/root.ptl
View File

@ -432,11 +432,24 @@ class FormPage(Directory):
if userfield.id == x:
v = user.form_data.get(x)
break
if v:
prefilled = True
form.get_widget('f%s' % k).set_error(
_('Value has been automatically prefilled.'))
elif t == 'formula':
# create a fake FormData to feed variables
formdata = FormData()
formdata._formdef = self.formdef
formdata.user = get_request().user
formdata.data = data
formdata.status = str('')
get_publisher().substitutions.feed(formdata)
formula = field.prefill.get('value')
variables = get_publisher().substitutions.get_context_variables()
try:
v = str(eval(formula, variables))
except:
pass
if v:
prefilled = True
form.get_widget('f%s' % k).set_error(
_('Value has been automatically prefilled.'))
if not prefilled and form.get_widget('f%s' % k):
form.get_widget('f%s' % k).clear_error()