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net/mail: more liberal parsing of Date headers.

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Fixes #3639.

R=golang-dev, dsymonds
CC=golang-dev
https://golang.org/cl/6243045
This commit is contained in:
Bill Thiede 2012-05-25 09:19:21 +10:00 • committed by David Symonds
parent d6ac5b32d2
commit 132dbb61aa
2 changed files with 11 additions and 5 deletions
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11
src/pkg/net/mail/message.go
View file

@ -69,11 +69,12 @@ var dateLayouts []string
func init() { func init() {
// Generate layouts based on RFC 5322, section 3.3. // Generate layouts based on RFC 5322, section 3.3.
dows := [...]string{"", "Mon, "} // day-of-week dows := [...]string{"", "Mon, "} // day-of-week
days := [...]string{"2", "02"} // day = 1*2DIGIT days := [...]string{"2", "02"} // day = 1*2DIGIT
years := [...]string{"2006", "06"} // year = 4*DIGIT / 2*DIGIT years := [...]string{"2006", "06"} // year = 4*DIGIT / 2*DIGIT
seconds := [...]string{":05", ""} // second seconds := [...]string{":05", ""} // second
zones := [...]string{"-0700", "MST"} // zone = (("+" / "-") 4DIGIT) / "GMT" / ... // "-0700 (MST)" is not in RFC 5322, but is common.
zones := [...]string{"-0700", "MST", "-0700 (MST)"} // zone = (("+" / "-") 4DIGIT) / "GMT" / ...
for _, dow := range dows { for _, dow := range dows {
for _, day := range days { for _, day := range days {

5
src/pkg/net/mail/message_test.go
View file

@ -95,6 +95,11 @@ func TestDateParsing(t *testing.T) {
"21 Nov 97 09:55:06 GMT", "21 Nov 97 09:55:06 GMT",
time.Date(1997, 11, 21, 9, 55, 6, 0, time.FixedZone("GMT", 0)), time.Date(1997, 11, 21, 9, 55, 6, 0, time.FixedZone("GMT", 0)),
}, },
// Commonly found format not specified by RFC 5322.
{
"Fri, 21 Nov 1997 09:55:06 -0600 (MDT)",
time.Date(1997, 11, 21, 9, 55, 6, 0, time.FixedZone("", -6*60*60)),
},
} }
for _, test := range tests { for _, test := range tests {
hdr := Header{ hdr := Header{