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| author | manu@netbsd.org <manu@netbsd.org@a716ebb1-153a-0410-b759-cfb97c6a1b53> | 2009-08-11 13:19:21 +0000 |
|---|---|---|
| committer | manu@netbsd.org <manu@netbsd.org@a716ebb1-153a-0410-b759-cfb97c6a1b53> | 2009-08-11 13:19:21 +0000 |
| commit | 4055392f81e2dc3fb568e16364b598ff07b985f2 (patch) | |
| tree | 038ce2efcb7103863f20e4db871e96552f297076 /auth_mellon_util.c | |
| parent | 6de95e8bd59caea283224155b8f43c5cf06a4417 (diff) | |
| download | mod_auth_mellon-4055392f81e2dc3fb568e16364b598ff07b985f2.tar.gz mod_auth_mellon-4055392f81e2dc3fb568e16364b598ff07b985f2.tar.xz mod_auth_mellon-4055392f81e2dc3fb568e16364b598ff07b985f2.zip | |
Do not ever send Cache-Control: no-cahche to IE, as it breaks file
downloads.
git-svn-id: https://modmellon.googlecode.com/svn/trunk@65 a716ebb1-153a-0410-b759-cfb97c6a1b53
Diffstat (limited to 'auth_mellon_util.c')
| -rw-r--r-- | auth_mellon_util.c | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/auth_mellon_util.c b/auth_mellon_util.c index 11e1989..8f4e3bb 100644 --- a/auth_mellon_util.c +++ b/auth_mellon_util.c @@ -125,15 +125,32 @@ int am_check_permissions(request_rec *r, am_cache_entry_t *session) */ void am_set_nocache(request_rec *r) { + const char *user_agent; + /* We set headers in both r->headers_out and r->err_headers_out, so that * we can be sure that they will be included. */ - - apr_table_setn(r->headers_out, "Cache-Control", "no-cache"); - apr_table_setn(r->err_headers_out, "Cache-Control", "no-cache"); - - apr_table_setn(r->headers_out, "Pragma", "no-cache"); - apr_table_setn(r->err_headers_out, "Pragma", "no-cache"); + apr_table_setn(r->headers_out, + "Expires", "Thu, 01 Jan 1970 00:00:00 GMT"); + apr_table_setn(r->headers_out, + "Cache-Control", "private, must-revalidate"); + apr_table_setn(r->err_headers_out, + "Expires", "Thu, 01 Jan 1970 00:00:00 GMT"); + apr_table_setn(r->err_headers_out, + "Cache-Control", "private, must-revalidate"); + + /* + * Never use Cache-Control: no-cache for IE + */ + user_agent = apr_table_get(r->headers_in, "User-Agent"); + if ((user_agent == NULL) || + (strstr(user_agent, "compatible; MSIE ") == NULL) || + (strstr(user_agent, "Opera") != NULL)) { + apr_table_addn(r->headers_out, + "Cache-Control", "no-cache, no-store"); + apr_table_addn(r->err_headers_out, + "Cache-Control", "no-cache, no-store"); + } } |