Fixed #5887 -- Consolidated some duplicate code in SafeMIMEText and SafeMIMEMultipart. Thanks, Carl Karsten
git-svn-id: http://code.djangoproject.com/svn/django/trunk@6987 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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@ -67,8 +67,7 @@ def make_msgid(idstring=None):
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class BadHeaderError(ValueError):
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class BadHeaderError(ValueError):
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pass
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pass
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class SafeMIMEText(MIMEText):
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def forbid_multi_line_headers(name, val):
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def __setitem__(self, name, val):
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"Forbids multi-line headers, to prevent header injection."
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"Forbids multi-line headers, to prevent header injection."
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if '\n' in val or '\r' in val:
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if '\n' in val or '\r' in val:
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raise BadHeaderError, "Header values can't contain newlines (got %r for header %r)" % (val, name)
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raise BadHeaderError, "Header values can't contain newlines (got %r for header %r)" % (val, name)
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@ -84,25 +83,16 @@ class SafeMIMEText(MIMEText):
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val = ', '.join(result)
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val = ', '.join(result)
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else:
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else:
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val = Header(force_unicode(val), settings.DEFAULT_CHARSET)
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val = Header(force_unicode(val), settings.DEFAULT_CHARSET)
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return (name, val)
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class SafeMIMEText(MIMEText):
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def __setitem__(self, name, val):
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name, val = forbid_multi_line_headers(name, val)
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MIMEText.__setitem__(self, name, val)
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MIMEText.__setitem__(self, name, val)
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class SafeMIMEMultipart(MIMEMultipart):
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class SafeMIMEMultipart(MIMEMultipart):
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def __setitem__(self, name, val):
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def __setitem__(self, name, val):
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"Forbids multi-line headers, to prevent header injection."
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name, val = forbid_multi_line_headers(name, val)
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if '\n' in val or '\r' in val:
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raise BadHeaderError, "Header values can't contain newlines (got %r for header %r)" % (val, name)
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try:
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val = force_unicode(val).encode('ascii')
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except UnicodeEncodeError:
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if name.lower() in ('to', 'from', 'cc'):
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result = []
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for item in val.split(', '):
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nm, addr = parseaddr(item)
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nm = str(Header(nm, settings.DEFAULT_CHARSET))
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result.append(formataddr((nm, str(addr))))
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val = ', '.join(result)
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else:
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val = Header(force_unicode(val), settings.DEFAULT_CHARSET)
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MIMEMultipart.__setitem__(self, name, val)
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MIMEMultipart.__setitem__(self, name, val)
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class SMTPConnection(object):
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class SMTPConnection(object):
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