1. Armin Rigo
  2. cpython-withatomic

Commits

Barry Warsaw  committed 7e955e9

RFC 2822 describes the characters allowed in a header field name. Conform to
this, and add test cases.

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  • Parent commits c9c7794
  • Branches legacy-trunk

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Files changed (2)

File Lib/email/FeedParser.py

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  • Ignore whitespace
 NLCRE_bol = re.compile('(\r\n|\r|\n)')
 NLCRE_eol = re.compile('(\r\n|\r|\n)$')
 NLCRE_crack = re.compile('(\r\n|\r|\n)')
-headerRE = re.compile(r'^(From |[-\w]{2,}:|[\t ])')
+# RFC 2822 $3.6.8 Optional fields.  ftext is %d33-57 / %d59-126, Any character
+# except controls, SP, and ":".
+headerRE = re.compile(r'^(From |[\041-\071\073-\176]{2,}:|[\t ])')
 EMPTYSTRING = ''
 NL = '\n'
 

File Lib/email/test/test_email.py

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  • Ignore whitespace
         eq(msg.get('Header'), value1)
         eq(msg.get('Next-Header'), value2)
 
+    def test_rfc2822_header_syntax(self):
+        eq = self.assertEqual
+        m = '>From: foo\nFrom: bar\n!"#QUX;~: zoo\n\nbody'
+        msg = email.message_from_string(m)
+        eq(len(msg.keys()), 3)
+        keys = msg.keys()
+        keys.sort()
+        eq(keys, ['!"#QUX;~', '>From', 'From'])
+        eq(msg.get_payload(), 'body')
+
+    def test_rfc2822_space_not_allowed_in_header(self):
+        eq = self.assertEqual
+        m = '>From foo@example.com 11:25:53\nFrom: bar\n!"#QUX;~: zoo\n\nbody'
+        msg = email.message_from_string(m)
+        eq(len(msg.keys()), 0)
+
 
 
 class TestBase64(unittest.TestCase):