xmpp.chapril.org-conversejs/trans/forms.py

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from django import forms
from django.utils.translation import ugettext_lazy, ugettext as _
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from django.utils.safestring import mark_safe
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from django.utils.encoding import smart_unicode
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class PluralTextarea(forms.Textarea):
'''
Text area extension which possibly handles plurals.
'''
def render(self, name, value, attrs=None):
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if type(value) != list:
return super(PluralTextarea, self).render(name, value, attrs)
ret = []
for idx, val in enumerate(value):
if idx > 0:
fieldname = '%s_%d' % (name, idx)
else:
fieldname = name
ret.append(super(PluralTextarea, self).render(fieldname, val, attrs))
return mark_safe('<br />'.join(ret))
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def value_from_datadict(self, data, files, name):
ret = [smart_unicode(data.get(name, None))]
for idx in range(1, 10):
fieldname = '%s_%d' % (name, idx)
if not fieldname in data:
break
ret.append(smart_unicode(data.get(fieldname, None)))
if len(ret) == 0:
return ret[0]
return ret
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class PluralField(forms.CharField):
def __init__(self, max_length=None, min_length=None, *args, **kwargs):
super(PluralField, self).__init__(*args, widget = PluralTextarea, **kwargs)
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def to_python(self, value):
# We can get list from PluralTextarea
return value
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class TranslationForm(forms.Form):
checksum = forms.CharField(widget = forms.HiddenInput)
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target = PluralField(required = False)
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fuzzy = forms.BooleanField(label = ugettext_lazy('Fuzzy'), required = False)