On Oct 14, 2009, at 8:21 AM, Senthil Kumaran S wrote:
> Mark Phippard wrote:
>>> - if (gen_html)
>>> - ap_fputs(output, bb,
>>> - " </ul>\n <hr noshade><em>Powered by "
>>> - "<a href=\"http://subversion.tigris.org/
>>> \">Subversion</a> "
>>> - "version " SVN_VERSION "."
>>> - "</em>\n</body></html>");
>>> + if (gen_html
>>> + && (strcmp(ap_psignature("FOO", resource->info->r),
>>> "") != 0))
>>> + {
>>> + /* Apache's signature generation code didn't eat our
>>> prefix.
>>> + ServerSignature must be enabled. Print our version
>>> info. */
>>> + ap_fputs(output, bb,
>>> + " </ul>\n <hr noshade><em>Powered by "
>>> + "<a href=\"http://subversion.tigris.org/
>>> \">Subversion</a> "
>>> + "version " SVN_VERSION "."
>>> + "</em>\n</body></html>");
>>> + }
>>> else
>>> ap_fputs(output, bb, " </index>\n</svn>\n");
>>
>> I do not really understand what that check is doing related to FOO,
>> but I trust it is right. That said, the change itself is not
>> right. It is suppressing the closing </body> and </html> tags,
>> which means the page will be invalid HTML. It should only be
>> supressing the "Powered by Subversion version X.Y.Z" line.
>
> The "ap_psignature" takes two arguments a "const char *" and the
> apache
> "request_rec", when this is passed we ll get back a string formatted
> like the
> apache signature we see in the directory listing if ServerSignature is
> 'enabled', else this function will return a empty string. In the above
> implementation we check the same if we get some string, then we know
> ServerSignature is enabled and we print the "Powered by" thingy,
> else if we get
> an empty string, we just print nothing.
>
> Relevant part of code from apache-2.2.13 (server/core.c) is here,
>
> <snip>
> AP_DECLARE(const char *) ap_psignature(const char *prefix,
> request_rec *r)
> {
> char sport[20];
> core_dir_config *conf;
>
> conf = (core_dir_config *)ap_get_module_config(r->per_dir_config,
> &core_module);
> if ((conf->server_signature == srv_sig_off)
> || (conf->server_signature == srv_sig_unset)) {
> return "";
> }
>
> apr_snprintf(sport, sizeof sport, "%u", (unsigned)
> ap_get_server_port(r));
>
> if (conf->server_signature == srv_sig_withmail) {
> return apr_pstrcat(r->pool, prefix, "<address>",
> ap_get_server_banner(),
> " Server at <a href=\"",
> ap_is_url(r->server->server_admin) ? "" :
> "mailto:",
> ap_escape_html(r->pool, r->server-
> >server_admin),
> "\">",
> ap_escape_html(r->pool, ap_get_server_name
> (r)),
> "</a> Port ", sport,
> "</address>\n", NULL);
> }
>
> return apr_pstrcat(r->pool, prefix, "<address>",
> ap_get_server_banner(),
> " Server at ",
> ap_escape_html(r->pool, ap_get_server_name(r)),
> " Port ", sport,
> "</address>\n", NULL);
> }
> </snip>
>
> The closing tag problem is fixed in r40021.
So, should r40021 be nominated along with r40008?
-Hyrum
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http://subversion.tigris.org/ds/viewMessage.do?dsForumId=462&dsMessageId=2407605
Received on 2009-10-14 17:31:17 CEST