89 lines
3 KiB
Python
89 lines
3 KiB
Python
import re
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import textwrap
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from django import forms
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from django.utils.safestring import mark_safe
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from django.utils.encoding import force_text
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class ShowTextWidget(forms.Widget):
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def __init__(self, *args, **kwargs):
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for kwarg in ['bold', 'warning', 'hidden']:
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setattr(self, kwarg, kwargs.pop(kwarg, False))
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super(ShowTextWidget, self).__init__(*args, **kwargs)
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def render(self, name, value, attrs):
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value = force_text(value)
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if value is None:
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return ''
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if hasattr(self, 'initial'):
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value = self.initial
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if self.bold:
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final_value = u'<b>%s</b>' % (value)
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else:
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final_value = '<br/>'.join(value.split('\n'))
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if self.warning:
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final_value = (
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u'<ul class="messagelist"><li class="warning">%s</li></ul>'
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% final_value)
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if self.hidden:
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final_value = (
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u'%s<input type="hidden" name="%s" value="%s"/>'
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% (final_value, name, value))
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return mark_safe(final_value)
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def _has_changed(self, initial, data):
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return False
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class ReadOnlyWidget(forms.Widget):
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def __init__(self, *args):
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if len(args) == 1:
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args = (args[0], args[0])
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self.original_value = args[0]
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self.display_value = args[1]
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super(ReadOnlyWidget, self).__init__()
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def render(self, name, value, attrs=None):
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if self.display_value is not None:
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return mark_safe(self.display_value)
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return mark_safe(self.original_value)
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def value_from_datadict(self, data, files, name):
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return self.original_value
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def paddingCheckboxSelectMultiple(padding):
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""" Ugly hack to render this widget nicely on Django admin """
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widget = forms.CheckboxSelectMultiple()
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old_render = widget.render
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def render(self, *args, **kwargs):
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value = old_render(self, *args, **kwargs)
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value = re.sub(r'^<ul id=(.*)>',
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r'<ul id=\1 style="padding-left:%ipx">' % padding, value, 1)
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return mark_safe(value)
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widget.render = render
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return widget
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class DynamicHelpTextSelect(forms.Select):
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def __init__(self, target, help_text, *args, **kwargs):
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help_text = self.get_dynamic_help_text(target, help_text)
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attrs = {
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'onClick': help_text,
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'onChange': help_text,
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}
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attrs.update(kwargs.get('attrs', {}))
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kwargs['attrs'] = attrs
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super(DynamicHelpTextSelect, self).__init__(*args, **kwargs)
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def get_dynamic_help_text(self, target, help_text):
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return textwrap.dedent("""\
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siteoptions = {help_text};
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valueelement = $("#" + {target});
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valueelement.parent().find('p').remove();
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valueelement.parent().append(
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"<p class='help'>" + siteoptions[this.options[this.selectedIndex].value] + "</p>"
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);""".format(target=target, help_text=str(help_text))
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)
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