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http: don't always escape all reserved chars (fix build)

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R=nigeltao, nigeltao_golang
CC=golang-dev
https://golang.org/cl/2206044
This commit is contained in:
Andrew Gerrand 2010-09-22 16:59:35 +10:00
parent d093bdbe7e
commit ad9042bdfa
2 changed files with 13 additions and 10 deletions
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2
src/pkg/http/request.go
View File

@ -191,7 +191,7 @@ func (req *Request) Write(w io.Writer) os.Error {
uri := req.RawURL
if uri == "" {
uri = valueOrDefault(urlEscape(req.URL.Path, false), "/")
uri = valueOrDefault(urlEscape(req.URL.Path, false, false), "/")
if req.URL.RawQuery != "" {
uri += "?" + req.URL.RawQuery
}

21
src/pkg/http/url.go
View File

@ -54,15 +54,18 @@ func (e URLEscapeError) String() string {
// Return true if the specified character should be escaped when
// appearing in a URL string, according to RFC 2396.
func shouldEscape(c byte) bool {
// When 'all' is true the full range of reserved characters are matched.
func shouldEscape(c byte, all bool) bool {
if c <= ' ' || c >= 0x7F {
return true
}
switch c {
case '<', '>', '#', '%', '"', // RFC 2396 delims
'{', '}', '|', '\\', '^', '[', ']', '`', // RFC2396 unwise
';', '/', '?', ':', '@', '&', '=', '+', '$', ',': // RFC 2396 reserved
'?', '&', '=', '+': // RFC 2396 reserved
return true
case ';', '/', ':', '@', '$', ',': // RFC 2396 reserved
return all
}
return false
}
@ -188,13 +191,13 @@ func urlUnescape(s string, doPlus bool) (string, os.Error) {
}
// URLEscape converts a string into URL-encoded form.
func URLEscape(s string) string { return urlEscape(s, true) }
func URLEscape(s string) string { return urlEscape(s, true, true) }
func urlEscape(s string, doPlus bool) string {
func urlEscape(s string, doPlus, all bool) string {
spaceCount, hexCount := 0, 0
for i := 0; i < len(s); i++ {
c := s[i]
if shouldEscape(c) {
if shouldEscape(c, all) {
if c == ' ' && doPlus {
spaceCount++
} else {
@ -214,7 +217,7 @@ func urlEscape(s string, doPlus bool) string {
case c == ' ' && doPlus:
t[j] = '+'
j++
case shouldEscape(c):
case shouldEscape(c, all):
t[j] = '%'
t[j+1] = "0123456789abcdef"[c>>4]
t[j+2] = "0123456789abcdef"[c&15]
@ -394,16 +397,16 @@ func (url *URL) String() string {
if i := strings.Index(info, ":"); i >= 0 {
info = info[0:i] + ":******"
}
result += urlEscape(info, false) + "@"
result += urlEscape(info, false, false) + "@"
}
result += url.Host
}
result += urlEscape(url.Path, false)
result += urlEscape(url.Path, false, false)
if url.RawQuery != "" {
result += "?" + url.RawQuery
}
if url.Fragment != "" {
result += "#" + urlEscape(url.Fragment, false)
result += "#" + urlEscape(url.Fragment, false, false)
}
return result
}