55 lines
1.9 KiB
Python
55 lines
1.9 KiB
Python
from django.utils.html import conditional_escape
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from django.utils.encoding import StrAndUnicode, force_unicode
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from django.utils.safestring import mark_safe
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# Import ValidationError so that it can be imported from this
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# module to maintain backwards compatibility.
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from django.core.exceptions import ValidationError
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def flatatt(attrs):
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"""
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Convert a dictionary of attributes to a single string.
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The returned string will contain a leading space followed by key="value",
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XML-style pairs. It is assumed that the keys do not need to be XML-escaped.
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If the passed dictionary is empty, then return an empty string.
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"""
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return u''.join([u' %s="%s"' % (k, conditional_escape(v)) for k, v in attrs.items()])
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class ErrorDict(dict, StrAndUnicode):
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"""
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A collection of errors that knows how to display itself in various formats.
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The dictionary keys are the field names, and the values are the errors.
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"""
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def __unicode__(self):
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return self.as_ul()
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def as_ul(self):
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if not self: return u''
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return mark_safe(u'<ul class="errorlist">%s</ul>'
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% ''.join([u'<li>%s%s</li>' % (k, force_unicode(v))
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for k, v in self.items()]))
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def as_text(self):
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return u'\n'.join([u'* %s\n%s' % (k, u'\n'.join([u' * %s' % force_unicode(i) for i in v])) for k, v in self.items()])
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class ErrorList(list, StrAndUnicode):
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"""
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A collection of errors that knows how to display itself in various formats.
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"""
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def __unicode__(self):
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return self.as_ul()
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def as_ul(self):
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if not self: return u''
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return mark_safe(u'<ul class="errorlist">%s</ul>'
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% ''.join([u'<li>%s</li>' % conditional_escape(force_unicode(e)) for e in self]))
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def as_text(self):
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if not self: return u''
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return u'\n'.join([u'* %s' % force_unicode(e) for e in self])
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def __repr__(self):
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return repr([force_unicode(e) for e in self])
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