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Fixed #12445 -- Added ' (single quote), @ (at sign), and ~ (tilde) to…

… safe characters in `iri_to_uri` function.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@12066 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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commit a5fc65b46e524725f73a24405b8d2f38afedc3d4 1 parent 0aa12da
@gdub gdub authored
Showing with 13 additions and 4 deletions.
  1. +13 −4 django/utils/encoding.py
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17 django/utils/encoding.py
@@ -131,12 +131,21 @@ def iri_to_uri(iri):
Returns an ASCII string containing the encoded result.
"""
- # The list of safe characters here is constructed from the printable ASCII
- # characters that are not explicitly excluded by the list at the end of
- # section 3.1 of RFC 3987.
+ # The list of safe characters here is constructed from the "reserved" and
+ # "unreserved" characters specified in sections 2.2 and 2.3 of RFC 3986:
+ # reserved = gen-delims / sub-delims
+ # gen-delims = ":" / "/" / "?" / "#" / "[" / "]" / "@"
+ # sub-delims = "!" / "$" / "&" / "'" / "(" / ")"
+ # / "*" / "+" / "," / ";" / "="
+ # unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~"
+ # Of the unreserved characters, urllib.quote already considers all but
+ # the ~ safe.
+ # The % character is also added to the list of safe characters here, as the
+ # end of section 3.1 of RFC 3987 specifically mentions that % must not be
+ # converted.
if iri is None:
return iri
- return urllib.quote(smart_str(iri), safe='/#%[]=:;$&()+,!?*')
+ return urllib.quote(smart_str(iri), safe="/#%[]=:;$&()+,!?*@'~")
# The encoding of the default system locale but falls back to the
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