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修复 None 导致的 xss filter 错误
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@ -8,6 +8,8 @@ class RichTextField(models.TextField):
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__metaclass__ = models.SubfieldBase
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def get_prep_value(self, value):
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if not value:
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return value
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parser = XssHtml()
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parser.feed(value)
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parser.close()
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