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Author SHA1 Message Date
Junio C Hamano
421446b6fc Sync with 1.7.4.2
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-25 17:57:08 -07:00
Jakub Narebski
2b1e17237b gitweb: Fix handling of fractional timezones in parse_date
Fractional timezones, like -0330 (NST used in Canada) or +0430
(Afghanistan, Iran DST), were not handled properly in parse_date; this
means values such as 'minute_local' and 'iso-tz' were not generated
correctly.

This was caused by two mistakes:

* sign of timezone was applied only to hour part of offset, and not
  as it should be also to minutes part (this affected only negative
  fractional timezones).

* 'int $h + $m/60' is 'int($h + $m/60)' and not 'int($h) + $m/60',
  so fractional part was discarded altogether ($h is hours, $m is
  minutes, which is always less than 60).

Note that positive fractional timezones +0430, +0530 and +1030 can be
found as authortime in git.git repository itself.

For example http://repo.or.cz/w/git.git/commit/88d50e7 had authortime
of "Fri, 8 Jan 2010 18:48:07 +0000 (23:48 +0530)", which is not marked
with 'atnight', when "git show 88d50e7" gives correct author date of
"Sat Jan 9 00:18:07 2010 +0530".

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-25 13:27:05 -07:00
Junio C Hamano
cd3065f9e3 Merge branch 'kc/gitweb-pathinfo-w-anchor'
* kc/gitweb-pathinfo-w-anchor:
  gitweb: fix #patchNN anchors when path_info is enabled
2011-03-23 14:55:55 -07:00
Jakub Narebski
6368d9f1af gitweb: Always call parse_date with timezone parameter
Timezone is required to correctly set local time, which would be needed
for future 'localtime' feature.

While at it, remove unnecessary call to the function from git_log_body,
as its return value is not used anywhere.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-19 21:46:32 -07:00
Kevin Cernekee
5e96a847b3 gitweb: fix #patchNN anchors when path_info is enabled
When $feature{'pathinfo'} is used, gitweb script sets the base URL to
itself, so that relative links to static files work correctly.  It
does it by adding something like below to HTML head:

  <base href="http://HOST/gitweb.cgi">

This breaks the "patch" anchor links seen on the commitdiff pages,
because these links, being relative (<a href="#patch1">), are resolved
(computed) relative to the base URL and not relative to current URL,
i.e. as:

  http://HOST/gitweb.cgi#patch1

Instead, they should look like this:

  35a9811ef9 (patch1)

Add an "-anchor" parameter to href(), and use href(-anchor=>"patch1")
to generate "patch" anchor links, so that the full path is included in
the patch link.

While at it, convert

  print "foo";
  print "bar";

to

  print "foo" .
        "bar";

in the neighborhood of changes.

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-18 12:29:31 -07:00
Kevin Cernekee
6affdbe677 gitweb: highlight: replace tabs with spaces
Consider the following code fragment:

        /*
         * test
         */

vim ":set list" mode shows that the first character on each line is a
tab:

^I/*$
^I * test$
^I */$

By default, the "highlight" program will retain the tabs in the HTML
output:

$ highlight --fragment --syntax c test.c
        <span class="hl com">/*</span>
<span class="hl com">    * test</span>
<span class="hl com">    */</span>

vim list mode:

^I<span class="hl com">/*</span>$
<span class="hl com">^I * test</span>$
<span class="hl com">^I */</span>$

In gitweb, this winds up looking something like:

   1         /*
   2     * test
   3     */

I tried both Firefox and Opera and saw the same behavior.

The desired output is:

   1         /*
   2          * test
   3          */

This can be accomplished by specifying "--replace-tabs=8" on the
highlight command line.

Signed-off-by: Kevin Cernekee <cernekee@gmail.com>
Acked-by: John 'Warthog9' Hawley <warthog9@eaglescrag.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-03-16 16:18:58 -07:00
Ævar Arnfjörð Bjarmason
98885c2914 gitweb/gitweb.perl: don't call S_ISREG() with undef
Change S_ISREG($to_mode_oct) to S_ISREG($from_mode_oct) in the branch
that handles from modes, not to modes. This logic appears to have been
caused by copy/paste programming by Jakub Narebski in e8e41a93. It
would be better to rewrite this code not to be duplicated, but I
haven't done so.

This issue caused a failing test on perl 5.13.9, which has a warning
that turned this up:

     gitweb.perl: Use of uninitialized value in subroutine entry at /home/avar/g/git/t/../gitweb/gitweb.perl line 4415.

Which caused the Git test suite to fail on this test:

    ./t9500-gitweb-standalone-no-errors.sh             (Wstat: 256 Tests: 90 Failed: 84)
      Failed tests:  1-8, 10-36, 38-45, 47-48, 50-88
      Non-zero exit status: 1

Reported-by: perl 5.13.9
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-02-21 10:37:31 -08:00
Ævar Arnfjörð Bjarmason
0f54b7d09a gitweb/gitweb.perl: remove use of qw(...) as parentheses
Using the qw(...) construct as implicit parentheses was deprecated in
perl 5.13.5. Change the relevant code in gitweb to not use the
deprecated construct. The offending code was introduced in 3562198b by
Jakub Narebski.

The issue is that perl will now warn about this:

    $ perl -wE 'for my $i qw(a b) { say $i }'
    Use of qw(...) as parentheses is deprecated at -e line 1.
    a
    b

This caused gitweb.perl to warn on perl 5.13.5 and above, and these
tests to fail on those perl versions:

    ./t9501-gitweb-standalone-http-status.sh           (Wstat: 256 Tests: 11 Failed: 10)
      Failed tests:  2-11
      Non-zero exit status: 1
    ./t9502-gitweb-standalone-parse-output.sh          (Wstat: 256 Tests: 10 Failed: 9)
      Failed tests:  2-10
      Non-zero exit status: 1

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Acked-by: Jakub Narębski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-02-21 10:36:56 -08:00
Adam Tkac
d2d434beeb Don't pass "--xhtml" to hightlight in gitweb.perl script.
The "--xhtml" option is supported only in highlight < 3.0. There is no option
to enforce (X)HTML output format compatible with both highlight < 3.0 and
highlight >= 3.0. However default output format is HTML so we don't need to
explicitly specify it.

Signed-off-by: Adam Tkac <atkac@redhat.com>
Helped-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-01-27 12:13:07 -08:00
Junio C Hamano
477039c53c Merge branch 'jn/gitweb-no-logo'
* jn/gitweb-no-logo:
  gitweb: make logo optional
2011-01-13 11:39:18 -08:00
Sylvain Rabot
3ca7353cab gitweb: remove unnecessary test when closing file descriptor
It happens that closing file descriptor fails whereas the blob is
perfectly readable.  According to perlman the reasons could be:

   If the file handle came from a piped open, "close" will additionally
   return false if one of the other system calls involved fails, or if the
   program exits with non-zero status.  (If the only problem was that the
   program exited non-zero, $! will be set to 0.)  Closing a pipe also waits
   for the process executing on the pipe to complete, in case you want to
   look at the output of the pipe afterwards, and implicitly puts the exit
   status value of that command into $?.

   Prematurely closing the read end of a pipe (i.e. before the process writ-
   ing to it at the other end has closed it) will result in a SIGPIPE being
   delivered to the writer.  If the other end can't handle that, be sure to
   read all the data before closing the pipe.

In this case we don't mind that close fails.

Signed-off-by: Sylvain Rabot <sylvain@abstraction.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-01-04 15:59:26 -08:00
Sylvain Rabot
3ce19eb857 gitweb: add extensions to highlight feature map
added: sql, php5, phps, bash, zsh, ksh, mk, make

Signed-off-by: Sylvain Rabot <sylvain@abstraction.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-01-04 15:58:57 -08:00
Junio C Hamano
f2665ec9fa Merge branch 'maint'
* maint:
  gitweb: skip logo in atom feed when there is none
  t9001: Fix test prerequisites
2011-01-04 11:23:45 -08:00
Jonathan Nieder
6822052427 gitweb: make logo optional
Some sites may not want to have a logo at all.

While at it, use $cgi->img to simplify this code.  (CGI.pm learned
most HTML4 tags by version 2.79, so this should be portable to perl
5.8, though I haven't tested.)

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-01-04 10:49:32 -08:00
Jonathan Nieder
9d9f5e72dc gitweb: skip logo in atom feed when there is none
With v1.5.0-rc0~169 (gitweb: Fix Atom feed <logo>: it is $logo,
not $logo_url, 2006-12-04), the logo URI to be written to Atom
feeds was corrected but the case of no logo forgotten.

Acked-by: Eric Wong <normalperson@yhbt.net>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-01-04 10:48:37 -08:00
Junio C Hamano
643b6ef809 Merge branch 'jn/maint-gitweb-pathinfo-fix'
* jn/maint-gitweb-pathinfo-fix:
  gitweb: Fix handling of whitespace in generated links
2010-12-21 14:30:09 -08:00
Junio C Hamano
f29db856e7 Merge branch 'maint'
* maint:
  gitweb: Include links to feeds in HTML header only for '200 OK' response
  fsck docs: remove outdated and useless diagnostic
  userdiff: fix typo in ruby and python word regexes
  trace.c: mark file-local function static
  Fix typo in git-gc document.
2010-12-19 17:49:42 -08:00
Jakub Narebski
05bb5a2584 gitweb: Include links to feeds in HTML header only for '200 OK' response
To do that, generating "<link />"s to feeds were refactored into
print_feed_meta() subroutine, to keep nesting (indent) level in
git_header_html() low.  This has also the advantage of making code
more clear.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: John 'Warthog9' Hawley <warthog9@eaglescrag.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-12-18 22:58:45 -08:00
Junio C Hamano
15368e1836 Sync with 1.7.3.4
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-12-15 16:27:40 -08:00
Junio C Hamano
fa1c8542cb Git 1.7.3.4
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-12-15 11:47:40 -08:00
Junio C Hamano
b91779f17e Git 1.7.2.5
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-12-15 11:45:36 -08:00
Junio C Hamano
9db41eba42 Git 1.7.1.4
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-12-15 11:40:40 -08:00
Junio C Hamano
cb198b3b67 Git 1.7.0.9
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-12-15 11:38:19 -08:00
Junio C Hamano
abf411e28d Git 1.6.6.3
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-12-15 11:32:57 -08:00
Junio C Hamano
ec82874ad4 Git 1.6.5.9
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-12-15 11:27:41 -08:00
Jakub Narebski
3017ed62f4 gitweb: Introduce esc_attr to escape attributes of HTML elements
It is needed only to escape attributes of handcrafted HTML elements,
and not those generated using CGI.pm subroutines / methods for HTML
generation.

While at it, add esc_url and esc_html where needed, and prefer to use
CGI.pm HTML generating methods than handcrafted HTML code.  Most of
those are probably unnecessary (could be exploited only by person with
write access to gitweb config, or at least access to the repository).

This fixes CVE-2010-3906

Reported-by: Emanuele Gentili <e.gentili@tigersecurity.it>
Helped-by: John 'Warthog9' Hawley <warthog9@kernel.org>
Helped-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-12-15 11:16:31 -08:00
Jakub Narebski
67976c65e0 gitweb: Fix handling of whitespace in generated links
When creating path_info part of link, don't encode space as '+', because
while $cgi->param('foo') translates '+' in query param to ' ', neither
$ENV{'PATH_INFO'} nor $cgi->path_info() do.

This fixes the issue with pathnames with embedded whitespace and
$feature{'pathinfo'} / path_info links.  It is done by using newly
introduced esc_path_info() instead of esc_url() in href() subroutine.

Also while links are more clear not escaping space (' ') characters in
generated links, the trailing space must be URI-encoded, otherwise would
get discarded.

Issue noticed thanks to John 'Warthog9' Hawley.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-12-14 11:03:41 -08:00
Junio C Hamano
e6234122b8 Merge branch 'jn/gitweb-per-request-config'
* jn/gitweb-per-request-config:
  gitweb: document $per_request_config better
  gitweb: selectable configurations that change with each request
2010-12-12 21:49:52 -08:00
Junio C Hamano
4af004a163 Merge branch 'jn/gitweb-time-hires-comes-with-5.8'
* jn/gitweb-time-hires-comes-with-5.8:
  gitweb: Time::HiRes is in core for Perl 5.8
2010-12-08 11:25:04 -08:00
Junio C Hamano
c3f7d51bda Merge branch 'gb/gitweb-remote-heads'
* gb/gitweb-remote-heads:
  git instaweb: enable remote_heads
  gitweb: group remote heads by remote
  gitweb: provide a routine to display (sub)sections
  gitweb: refactor repository URL printing
  gitweb: remotes view for a single remote
  gitweb: allow action specialization in page header
  gitweb: nagivation menu for tags, heads and remotes
  gitweb: separate heads and remotes lists
  gitweb: git_get_heads_list accepts an optional list of refs
  gitweb: introduce remote_heads feature
  gitweb: use fullname as hash_base in heads link
2010-12-08 11:24:13 -08:00
Jakub Narebski
da4b2432cc gitweb: selectable configurations that change with each request
Allow selecting whether configuration file should be (re)parsed on each
request (the default, for backward compatibility with configurations that
change per session, see commit 7f425db (gitweb: allow configurations that
change with each request, 2010-07-30)), or whether should it be parsed only
once (for performance speedup for persistent environments, though currently
only FastCGI is able to make use of it, when flexibility is not important).

You can also have configuration file parsed only once, but have parts of
configuration (re)evaluated once per each request.

This is done by introducing $per_request_config variable: if set to code
reference, this code would be run once per request, while config file would
be parsed only once.  For example gitolite's contrib/gitweb/gitweb.conf
fragment mentioned in 7f425db could be rewritten as

  our $per_request_config = sub {
  	$ENV{GL_USER} = ($cgi && $cgi->remote_user) || "gitweb";
  };

to make use of this feature.

If $per_request_config is not a code reference, it is taken to be boolean
variable, to choose between running config file for each request
(flexibility), and running config file only once (performance in
persistent environments).

The default value for $per_request_config is 1 (true), which means that
old configuration that require to change per session (like gitolite's)
will keep working.

While at it, make it so evaluate_git_version() is run only once.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-29 17:13:35 -08:00
Junio C Hamano
430fac9e5b Merge branch 'jn/gitweb-test'
* jn/gitweb-test:
  gitweb/Makefile: Include gitweb/config.mak
  gitweb/Makefile: Add 'test' and 'test-installed' targets
  t/gitweb-lib.sh: Add support for GITWEB_TEST_INSTALLED
  gitweb: Move call to evaluate_git_version after evaluate_gitweb_config
2010-11-17 14:59:22 -08:00
Giuseppe Bilotta
9d0d42f345 gitweb: group remote heads by remote
In remote and summary view, display a block for each remote, with the
fetch and push URL(s) as well as the list of the remote heads.

In summary view, if the number of remotes is higher than a prescribed
limit, only display the first <limit> remotes and their fetch and push
urls, without any heads information and without grouping.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-17 13:04:34 -08:00
Giuseppe Bilotta
b891d52a64 gitweb: provide a routine to display (sub)sections
The routine puts the given contento into a DIV element, automatically
adding a header div. The content can be provided as a standard scalar
value (which is used as-is), as a scalar ref (which is HTML-escaped), as
a function reference to be executed, or as a file handle to be dumped.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-17 13:02:19 -08:00
Giuseppe Bilotta
0e65699992 gitweb: refactor repository URL printing
Factor out the code to display the repository URL(s) from summary view
into a format_rep_url() routine.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-17 13:02:19 -08:00
Giuseppe Bilotta
bb60776063 gitweb: remotes view for a single remote
When 'remotes' view is passed the 'hash' parameter, interpret it as the
name of a remote and limit the view the the heads of that remote.

In single-remote view we let the user switch easily to the default
remotes view by specifying an -action_extra for the page header and by
enabling the 'remotes' link in the reference navigation submenu.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-17 13:02:19 -08:00
Giuseppe Bilotta
c7d94cdbe7 gitweb: allow action specialization in page header
An optional -action_extra parameter is given to git_header_html() to
identify a variant of the action that is being displayed. For example,
this can be used to specify that the remotes view is being used for a
specific remote and not to display all remotes.

When -action_extra is provided, the action name in the header will be
turned into a link to the action without any arguments or parameters, to
provide a quick link to the non-specific variant of the action.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-17 13:02:19 -08:00
Giuseppe Bilotta
11e7bece15 gitweb: nagivation menu for tags, heads and remotes
tags, heads and remotes are all views that inspect a (particular class
of) refs, so allow the user to easily switch between them by adding
the appropriate navigation submenu to each view.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-17 13:02:18 -08:00
Giuseppe Bilotta
00fa6fef63 gitweb: separate heads and remotes lists
We specialize the 'heads' action to only display local branches, and
introduce a 'remotes' action to display the remote branches (only
available when the remotes_head feature is enabled).

Mirroring this, we also split the heads list in summary view into
local and remote lists, each linking to the appropriate action.

The git_get_heads_list now defaults to 'heads' only, regardless of
whether the remote heads feature is active or not.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-17 13:02:18 -08:00
Giuseppe Bilotta
9b3f3de16c gitweb: git_get_heads_list accepts an optional list of refs
git_get_heads_list(limit, class1, class2, ...) can now be used to retrieve
refs/class1, refs/class2 etc. Defaults to ('heads', 'remotes') or ('heads')
depending on whether the 'remote_heads' feature is enabled or not.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-17 13:02:18 -08:00
Giuseppe Bilotta
60efa2451e gitweb: introduce remote_heads feature
With this feature enabled, remote heads are retrieved (and displayed)
when getting (and displaying) the heads list. Typical usage would be for
local repository browsing, e.g. by using git-instaweb (or even a more
permanent gitweb setup), to check the repository status and the relation
between tracking branches and the originating remotes.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-17 13:02:17 -08:00
Giuseppe Bilotta
9e70e15814 gitweb: use fullname as hash_base in heads link
Otherwise, if names are manipulated for display, the link will point to
the wrong head.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-17 13:02:17 -08:00
Jakub Narebski
3962f1d756 gitweb: Time::HiRes is in core for Perl 5.8
We say 'use 5.008' at the beginning of the script, therefore there is no
need to check if Time::HiRes module is available.  We can also import
gettimeofday and tv_interval.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-11-11 09:12:36 -08:00
Junio C Hamano
9b73ce74e6 Merge branch 'ab/require-perl-5.8'
* ab/require-perl-5.8:
  perl: use "use warnings" instead of -w
  perl: bump the required Perl version to 5.8 from 5.6.[21]
2010-10-26 21:57:31 -07:00
Jakub Narebski
d0af3734f1 gitweb: Improve behavior for actionless path_info gitweb URLs
Eli Barzilay noticed that

  http://server/gitweb/project/<commit-sha1>

link goes to 'shortlog' view, while 'commit' view would be more
useful, but that 'shortlog' action is more apropriate for

  http://server/gitweb/project/<commit-sha1>..<other-commit-sha1>

links.

Therefore for the case when we don't have either action, or filename,
or parent hash [base] in path_info-based URL, i.e. for

  http://server/gitweb/project/<object-id>

link, instead of using 'shortlog' view we allow dispatch() subroutine
to detect type of object and use appropriate action (in most case it
would be either 'commit' action, or 'tag', or 'tree' for top
directory).

Requested-by: Eli Barzilay <eli@barzilay.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Tested-by: Eli Barzilay <eli@barzilay.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-10-13 09:40:38 -07:00
Jakub Narebski
7e00dc58d1 gitweb: Fix bug in evaluate_path_info
There was bug in parsing "project/:/file" and "project/:/" path_info
URLs, with implicit HEAD as 'hash_base'.

For such URLs the refname is empty, and before this fix regexp for
parsing path_info fragment assumed that it is always non-empty.

Refname cannot contain ':', as per 'git check-ref-format'.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-10-13 09:40:19 -07:00
Jakub Narebski
8ff76f4c3b gitweb: Move call to evaluate_git_version after evaluate_gitweb_config
Now evaluate_git_version() is inside run_request() to be called for each
request, instead of once per starting gitweb; this currently matters only
when using FastCGI interface (gitweb.fcgi).

This change was done because evaluate_git_version() uses $GIT variable,
which can be set / modified by gitweb config file, but the variable is
modified this way by gitweb config file used in gitweb tests.  Without
this change there is spurious extra output from t9500 test when tests are
run with '--debug' option.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-09-30 11:47:19 -07:00
Ævar Arnfjörð Bjarmason
d48b284183 perl: bump the required Perl version to 5.8 from 5.6.[21]
Formalize our dependency on perl 5.8, bumped from 5.6.[12]. We already
used the three-arg form of open() which was introduced in 5.6.1, but
t/t9700/test.pl explicitly depended on 5.6.2.

However git-add--interactive.pl has been failing on the 5.6 line since
it was introduced in v1.5.0-rc0~12^2~2 back in 2006 due to this open
syntax:

    sub run_cmd_pipe {
           my $fh = undef;
           open($fh, '-|', @_) or die;
           return <$fh>;
    }

Which when executed dies on "Can't use an undefined value as
filehandle reference". Several of our tests also fail on 5.6 (even
more when compiled with NO_PERL_MAKEMAKER=1):

    t2016-checkout-patch.sh
    t3904-stash-patch.sh
    t3701-add-interactive.sh
    t7105-reset-patch.sh
    t7501-commit.sh
    t9700-perl-git.sh

Our code is bitrotting on 5.6 with no-one interested in fixing it, and
pinning us to such an ancient release of Perl is keeping us from using
useful features introduced in the 5.8 release.

The 5.6 series is now over 10 years old, and the 5.6.2 maintenance
release almost 7. 5.8 on the other hand is more than 8 years old.

All the modern Unix-like operating systems have now upgraded to it or
a later version, and 5.8 packages are available for old IRIX, AIX
Solaris and Tru64 systems.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Acked-by: Tor Arntsen <tor@spacetec.no>
Acked-by: Randal L. Schwartz <merlyn@stonehenge.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-09-27 12:37:41 -07:00
Christopher Wilson
7ce896b300 Enable highlight executable path as a configuration option
Allow build-time/run-time configuration of the highlight executable
(must be the one from http://www.andre-simon.de due to assumptions
about parameters and output).  Defaults to previous behavior which
assumes that highlight is available on the server PATH. However, if
this is not the case, the path to the highlight executable can be
configured at build time as a configuration variable

    HIGHLIGHT_BIN = /path/to/highlight

or at runtime by configuring GITWEB_CONFIG

    $highlight_bin = /path/to/highlight

Signed-off-by: Christopher Wilson <cwilson@cdwilson.us>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-09-27 10:47:04 -07:00
Anders Kaseorg
d8a9480384 gitweb: Don't die_error in git_tag after already printing headers
This fixes an XML error when visiting a nonexistent tag
(i.e. "../gitweb.cgi?p=git.git;a=tag;h=refs/tags/BADNAME").

Signed-off-by: Anders Kaseorg <andersk@mit.edu>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-31 09:52:48 -07:00
Junio C Hamano
bc38219f50 Merge branch 'maint'
* maint:
  Typos in code comments, an error message, documentation
2010-08-22 20:18:37 -07:00
Ralf Wildenhues
22e5e58a3c Typos in code comments, an error message, documentation
Signed-off-by: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-22 13:25:08 -07:00
Junio C Hamano
2dc3b199af Merge branch 'jn/maint-gitweb-dynconf'
* jn/maint-gitweb-dynconf:
  gitweb: allow configurations that change with each request
2010-08-12 18:32:31 -07:00
Junio C Hamano
0d0ba03a18 Merge branch 'maint'
* maint:
  gitweb: clarify search results page when no matching commit found
  Documentation: add a FILES section for show-ref
  Makefile: add missing dependency on http.h
  Makefile: add missing dependencies on url.h
  Documentation/git-log: Clarify --full-diff
  git-rebase: fix typo when parsing --force-rebase
  imap-send: Fix sprintf usage
  prune: allow --dry-run for -n and --verbose for -v
  notes: allow --dry-run for -n and --verbose for -v
  Document -B<n>[/<m>], -M<n> and -C<n> variants of -B, -M and -C
  Documentation: cite git-am from git-apply
  t7003: fix subdirectory-filter test
  Allow "check-ref-format --branch" from subdirectory
  check-ref-format: handle subcommands in separate functions
  pretty-options.txt: match --format's documentation with implementation.
2010-08-09 13:05:47 -07:00
Jonathan Nieder
497d9c3439 gitweb: clarify search results page when no matching commit found
When searching commits for a string that never occurs, the results
page looks something like this:

	projects / foo.git / search                                 \o/
	summary | ... | tree          [commit] search: [ kfjdkas ] [ ]re
	first ⋅ prev ⋅ next

	Merge branch 'maint'

	Foo: a demonstration project

Without a list of hits to compare it to, the header describing the
commit named by the hash parameter (usually HEAD) may itself look
like a hit.  Add some text (“No match.”) to replace the empty
list of hits and avoid this confusion.

While at it, remove some nearby dead code, left behind from a
simplification a few years ago (v1.5.4-rc0~276^2~4, 2007-11-01).

Noticed-by: Erick Mattos <erick.mattos@gmail.com>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-09 13:05:35 -07:00
Jakub Narebski
0b45010e76 gitweb: Fix typo in run() subroutine
Run $post_dispatch_hook->() not $pre_dispatch_hook->() after each
request.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-02 15:01:14 -07:00
Jonathan Nieder
7f425db914 gitweb: allow configurations that change with each request
gitolite's contrib/gitweb/gitweb.conf includes:

	$ENV{GL_USER} = $cgi->remote_user || "gitweb";

which is useful for setups where a user has to be authenticated
to access certain repos.  Perhaps other typical configurations
change per session in other ways, too.

v1.7.2-rc2~6 (gitweb: Move evaluate_gitweb_config out of run_request,
2010-07-05) broke such configurations for a speedup, by loading
the configuration once per FastCGI process.

Probably in the end there should be a way to specify in the
configuration whether a particular installation wants the speedup or
the flexibility.  But for now it is easier to just undo the relevant
change.

This partially reverts commit 869d58813b.

Reported-by: Julio Lajara <julio.lajara@alum.rpi.edu>
Analysis-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-08-02 11:47:07 -07:00
Alejandro R. Sedeño
61bf126ecb gitweb: move highlight config out of guess_file_syntax()
Move highlight config out of guess_file_syntax() so that it can be
extended/overridden by system/user configuration.

Signed-off-by: Alejandro R. Sedeño <asedeno@mit.edu>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-07-28 14:08:56 -07:00
Junio C Hamano
c255a70b5e Merge branch 'maint'
* maint:
  Documentation: add submodule.* to the big configuration variable list
  gitmodules.5: url can be a relative path
  gitweb: fix esc_url
2010-07-15 12:04:32 -07:00
Pavan Kumar Sunkara
109988f2cb gitweb: fix esc_url
Earlier, 452e225 (gitweb: fix esc_param, 2009-10-13) fixed CGI escaping
rules used in esc_url.  A very similar logic exists in esc_param and needs
to be fixed the same way.

Signed-off-by: Pavan Kumar Sunkara <pavan.sss1991@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-07-15 11:59:37 -07:00
Jakub Narebski
869d58813b gitweb: Move evaluate_gitweb_config out of run_request
Move evaluate_gitweb_config() and evaluate_git_version() out of
run_request() to run(), making them not run one for each request.
This changes how git behaves in FastCGI case.

This change makes it impossible to have config which changes with
request, but I don't think anyone relied on such (hidden action)
behavior.

While at it, reset timer and number of git commands at beginning of
run_request() in new reset_timer() subroutine.  This fixes case when
gitweb was run using FastCGI interface: time is reported for request,
and not for single run of gitweb script.  This changes slightly
behavior in non-FastCGI case: the number of git commands reported is
1 less (running `git --version` one per gitweb is not counted now).

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-07-05 13:28:20 -07:00
Junio C Hamano
5bfd53629e Merge branch 'jn/gitweb-return-or-exit-cleanup'
* jn/gitweb-return-or-exit-cleanup:
  gitweb: Return or exit after done serving request

Conflicts:
	gitweb/gitweb.perl
2010-06-22 09:45:22 -07:00
Junio C Hamano
a031d76eeb Merge branch 'jn/gitweb-fastcgi'
* jn/gitweb-fastcgi:
  gitweb: Run in FastCGI mode if gitweb script has .fcgi extension
  gitweb: Add support for FastCGI, using CGI::Fast
  gitweb: Put all per-connection code in run() subroutine
2010-06-21 06:02:42 -07:00
Jakub Narebski
5ed2ec1041 gitweb: Return or exit after done serving request
Check if there is a caller in top frame of gitweb, and either 'return'
if gitweb code is wrapped in subroutine, or 'exit' if it is not.

This should avoid

  gitweb.cgi: Subroutine git_SOMETHING redefined at gitweb.cgi line NNN

warnings in error_log when running gitweb with mod_perl (using
ModPerl::Registry handler)

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-06-14 10:55:38 -07:00
Junio C Hamano
a26df4cd2f Merge branch 'jn/gitweb-syntax-highlight'
* jn/gitweb-syntax-highlight:
  gitweb: Refactor syntax highlighting support
  gitweb: Syntax highlighting support
2010-06-13 11:21:37 -07:00
Jakub Narebski
ad709ea985 gitweb: Fix typo in hash key name in %opts in git_header_html
The name of the key has to be the same in call site handle_errors_html
and in called subroutine that uses it, i.e. git_header_html.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-06-13 10:03:04 -07:00
Jakub Narebski
45aa9895c5 gitweb: Run in FastCGI mode if gitweb script has .fcgi extension
If the name of the script ($SCRIPT_NAME or $SCRIPT_FILENAME CGI
environment variable, or __FILE__ literal) ends with '.fcgi'
extension, run gitweb in FastCGI mode, as if it was run with
'--fastcgi' / '--fcgi' option.

This is intended for easy deploying gitweb using FastCGI
interface.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-06-11 08:54:35 -07:00
Junio C Hamano
921296d3da Merge branch 'jn/gitweb-caching-prep'
* jn/gitweb-caching-prep:
  gitweb: Move generating page title to separate subroutine
  gitweb: Add custom error handler using die_error
  gitweb: Use nonlocal jump instead of 'exit' in die_error
  gitweb: href(..., -path_info => 0|1)
  Export more test-related variables when running external tests
2010-05-21 04:02:21 -07:00
Junio C Hamano
71f1d729b3 Merge branch 'jn/gitweb-our-squelch'
* jn/gitweb-our-squelch:
  gitweb: Silence 'Variable VAR may be unavailable' warnings
2010-05-21 04:02:20 -07:00
Pavan Kumar Sunkara
04794fdc27 gitweb: Use @diff_opts while using format-patch
Make git-format-patch (used by 'patch' and 'patches' views) use the
same rename detection options that git-diff and git-diff-tree (used
by 'commitdiff', 'blobdiff', etc.) use.

Signed-off-by: Pavan Kumar Sunkara <pavan.sss1991@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-18 21:45:04 -07:00
Sam Vilain
a0446e7ba8 gitweb: Add support for FastCGI, using CGI::Fast
Former run() subroutine got renamed to run_request().  The new run()
subroutine can run multiple requests at once if run as FastCGI script.

To run gitweb as FastCGI script you must specify '--fastcgi' / '-f'
command line option to gitweb, otherwise it runs as an ordinary CGI
script.

[jn: cherry picked from 56d7d436644ab296155a697552ea1345f2701620
 in http://utsl.gen.nz/gitweb/?p=gitweb which was originally based
 on v264 (2326acfa95) by Kay Sievers;
 updated to reflect current gitweb code]

TODO: update 'gitweb/README' and/or 'gitweb/INSTALL' files.

Signed-off-by: Sam Vilain <sam.vilain@catalyst.net.nz>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-08 22:26:52 -07:00
Jakub Narebski
c2394fe934 gitweb: Put all per-connection code in run() subroutine
All code that is run per-connection (as opposed to those parts of gitweb
code that can be run once) is put into appropriate subroutines:
 - evaluate_uri
 - evaluate_gitweb_config
 - evaluate_git_version (here only because $GIT can be set in config)
 - check_loadavg (as soon as possible; $git_version must be defined)
 - evaluate_query_params (counterpart to evaluate_path_info)
 - evaluate_and_validate_params
 - evaluate_git_dir (requires $project)
 - configure_gitweb_features (@snapshot_fmts, $git_avatar)
 - dispatch (includes setting default $action)

The difference is best viewed with '-w', '--ignore-all-space' option,
because of reindent caused by putting code in subroutines.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-08 22:26:49 -07:00
Jakub Narebski
592ea4173a gitweb: Refactor syntax highlighting support
This refactoring (adding guess_file_syntax and run_highlighter
subroutines) is meant to make it easier in the future to add support
for other syntax highlighing solutions, or make it smarter by not
re-running `git cat-file` second time.

Instead of looping over list of regexps (keys of %highlight_type hash),
make use of the fact that choosing syntax is based either on full
basename (%highlight_basename), or on file extension (%highlight_ext).

Add some basic test of syntax highlighting (with 'highlight' as
prerequisite) to t/t9500-gitweb-standalone-no-errors.sh test.

While at it make git_blob Perl style prettier.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Petr Baudis <pasky@suse.cz>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-03 09:38:54 -07:00
Johannes Schindelin
b331fe5476 gitweb: Syntax highlighting support
It requires the 'highlight' program to do all the heavy-lifting.

This is loosely based on Daniel Svensson's and Sham Chukoury's work in
gitweb-xmms2.git (it cannot be cherry-picked, as gitweb-xmms2 first forked
wildly, then not contributed back, and then went stale).

[jn: cherry picked from bc1ed6aafd9ee4937559535c66c8bddf1864bec6
 in http://repo.or.cz/w/git/dscho.git, with a few changes]

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Petr Baudis <pasky@suse.cz>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-03 09:38:52 -07:00
Jakub Narebski
ee1d8ee0f0 gitweb: Silence 'Variable VAR may be unavailable' warnings
When $projects_list points to a directory, and git_get_projects_list
scans this directory for repositories, there can be generated the
following warnings (for persistent services like mod_perl or plackup):

  Variable "$project_maxdepth" may be unavailable at gitweb.cgi line 2443.
  Variable "$projectroot" may be unavailable at gitweb.cgi line 2451.

Those are false positives; silence those warnings by explicitely
declaring $project_maxdepth and $projectroot with 'our', as global
variables, in anonymous subrotine passed to File::Find::find.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-01 12:40:12 -07:00
Jakub Narebski
efb2d0c5dc gitweb: Move generating page title to separate subroutine
get_page_title subroutine is currently used only in git_header_html.
Nevertheless refactoring title generation allowed to reduce indent
level.

It would be used in more than one callsite in the patch adding caching
activity indicator to gitweb.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Petr Baudis <pasky@suse.cz>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-01 12:10:05 -07:00
Jakub Narebski
7a59745710 gitweb: Add custom error handler using die_error
Change the default message for errors (for fatalsToBrowser) to use
die_error() subroutine.  This way errors (and explicitely calling 'die
MESSAGE') would generate 'Internal Server Error' error message.

Note that call to set_message is intentionally not put in BEGIN block;
we set error handler to use die_error() only after we are sure that we
can use it, after all needed variables are set.

Due to the fact that error handler set via set_message() subroutine
from CGI::Carp (in the fatalsToBrowser case) is called after HTTP
headers were already printed (with exception of MOD_PERL), gitweb
cannot return 'Status: 500 Internal Server Error'.

Thanks to the fact that die_error() no longer uses 'exit', errors
would be logged by CGI::Carp, independent on whether default error
handler is used, or handle_errors_html which uses die_error is used.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Petr Baudis <pasky@suse.cz>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-01 12:09:58 -07:00
Jakub Narebski
c42b00c8f2 gitweb: Use nonlocal jump instead of 'exit' in die_error
Use 'goto DONE' in place of 'exit' to end request processing in
die_error() subroutine.  While at it, do not end gitweb with 'exit'.

This would make it easier in the future to add support or improve
support for persistent environments such as FastCGI and mod_perl.
It would also make it easier to make use of die_error() as an error
handler (for fatalsToBrowser).

Perl 5 allows non-local jumps; the restriction is that you cannot jump
into a scope.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Petr Baudis <pasky@suse.cz>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-01 12:09:51 -07:00
Jakub Narebski
377bee3424 gitweb: href(..., -path_info => 0|1)
If named boolean option -path_info is passed to href() subroutine, it
would use its value to decide whether to generate path_info URL form.
If this option is not passed, href() queries 'pathinfo' feature to
check whether to generate path_info URL (if generating path_info link
is possible at all).

href(-replay=>1, -path_info=>0) is meant to be used to generate a key
for caching gitweb output; alternate solution would be to use freeze()
from Storable (core module) on %input_params hash (or its reference),
e.g.:
  $key = freeze \%input_params;
or other serialization of %input_params.

While at it document extra options/flags to href().

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Petr Baudis <pasky@suse.cz>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-05-01 12:09:43 -07:00
Junio C Hamano
890a13a452 Sync with 1.7.0.4
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-03-31 15:14:27 -07:00
Jakub Narebski
7a49c254cd gitweb: git_get_project_config requires only $git_dir, not also $project
Fix overeager early return in git_get_project_config, introduced in 9be3614
(gitweb: Fix project-specific feature override behavior, 2010-03-01).  When
git_get_project_config is called from projects list page via
git_get_project_owner($path) etc., it is called with $git_dir defined (in
git_get_project_owner($path) etc.), but $project variable is not defined.
git_get_project_config doesn't use $project variable anyway.

Reported-by: Tobias Heinlein <keytoaster@gentoo.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-03-31 10:57:04 -07:00
Junio C Hamano
7d181222ea Merge branch 'jn/gitweb-config-error-die' into maint
* jn/gitweb-config-error-die:
  gitweb: Die if there are parsing errors in config file
2010-03-04 22:27:12 -08:00
Junio C Hamano
a75bab51ae Merge branch 'maint'
* maint:
  gitweb: Fix project-specific feature override behavior
  gitweb multiple project roots documentation
2010-03-02 12:44:16 -08:00
Junio C Hamano
ca97d26cc6 Merge branch 'jn/gitweb-config-error-die'
* jn/gitweb-config-error-die:
  gitweb: Die if there are parsing errors in config file
2010-03-02 12:44:11 -08:00
Jakub Narebski
9be3614eff gitweb: Fix project-specific feature override behavior
This commit fixes a bug in processing project-specific override in
a situation when there is no project, e.g. for the projects list page.

When 'snapshot' feature had project specific config override enabled
by putting
  $feature{'snapshot'}{'override'} = 1;

(or equivalent) in $GITWEB_CONFIG, and when viewing toplevel gitweb
page, which means the projects list page (to be more exact this
happens for any project-less action), gitweb would put the following
Perl warnings in error log:

  gitweb.cgi: Use of uninitialized value $git_dir in concatenation (.) or string at gitweb.cgi line 2065.
  fatal: error processing config file(s)
  gitweb.cgi: Use of uninitialized value $git_dir in concatenation (.) or string at gitweb.cgi line 2221.
  gitweb.cgi: Use of uninitialized value $git_dir in concatenation (.) or string at gitweb.cgi line 2218.

The problem is in the following fragment of code:

  # path to the current git repository
  our $git_dir;
  $git_dir = "$projectroot/$project" if $project;

  # list of supported snapshot formats
  our @snapshot_fmts = gitweb_get_feature('snapshot');
  @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts);

For the toplevel gitweb page, which is the list of projects, $project is not
defined, therefore neither is $git_dir.  gitweb_get_feature() subroutine
calls git_get_project_config() if project specific override is turned
on... but we don't have project here.

Those errors mentioned above occur in the following fragment of code in
git_get_project_config():

  	# get config
  	if (!defined $config_file ||
  	    $config_file ne "$git_dir/config") {
  		%config = git_parse_project_config('gitweb');
  		$config_file = "$git_dir/config";
  	}

git_parse_project_config() calls git_cmd() which has '--git-dir='.$git_dir

There are (at least) three possible solutions:
1. Harden gitweb_get_feature() so that it doesn't call
   git_get_project_config() if $project (and therefore $git_dir) is not
   defined; there is no project for project specific config.
2. Harden git_get_project_config() like you did in your fix, returning early
   if $git_dir is not defined.
3. Harden git_cmd() so that it doesn't add "--git-dir=$git_dir" if $git_dir
   is not defined, and change git_get_project_config() so that it doesn't
   even try to access $git_dir if it is not defined.

This commit implements both 1.) and 2.), i.e. gitweb_get_feature() doesn't
call project-specific override if $git_dir is not defined (if there is no
project), and git_get_project_config() returns early if $git_dir is not
defined.

Add a test for this bug to t/t9500-gitweb-standalone-no-errors.sh test.

Reported-by: Eli Barzilay <eli@barzilay.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-03-02 12:14:44 -08:00
Jakub Narebski
1df4876613 gitweb: Protect escaping functions against calling on undef
This is a bit of future-proofing esc_html and friends: when called
with undefined value they would now would return undef... which would
probably mean that error would still occur, but closer to the source
of problem.

This means that we can safely use
  esc_html(shift) || "Internal Server Error"
in die_error() instead of
  esc_html(shift || "Internal Server Error")

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-02-17 11:18:12 -08:00
Jakub Narebski
453541fcfc gitweb: esc_html (short) error message in die_error
The error message (second argument to die_error) is meant to be short,
one-line text description of given error.  A few callers call
die_error with error message containing unescaped user supplied data
($hash, $file_name).  Instead of forcing callers to escape data,
simply call esc_html on the parameter.

Note that optional third parameter, which contains detailed error
description, is meant to be HTML formatted, and therefore should be
not escaped.

While at it update esc_html synopsis/usage, and bring default error
description to read 'Internal Server Error' (titlecased).

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-02-17 11:18:09 -08:00
Jakub Narebski
e6e592db4c gitweb: Die if there are parsing errors in config file
Otherwise the errors can propagate, and show in damnest places, and
you would spend your time chasing ghosts instead of debugging real
problem (yes, it is from personal experience).

This follows (parts of) advice in `perldoc -f do` documentation.

This required restructoring code a bit, so we die only if we are reading
(executing) config file.  As a side effect $GITWEB_CONFIG_SYSTEM is always
available, even when we use $GITWEB_CONFIG.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-02-14 18:50:22 -08:00
John 'Warthog9' Hawley
57017b3e15 gitweb: Simplify (and fix) chop_str
The chop_str subroutine is meant to be used on strings (such as commit
description / title) *before* HTML escaping, which means before
applying esc_html or equivalent.

Therefore get rid of the failed attempt to always remove full HTML
entities (like e.g. &amp; or &nbsp;).  It is not necessary (HTML
entities gets added later), and it can cause chop_str to chop a string
incorrectly.

Specifically:

     API & protocol: support option to force written data immediately to disk

from http://git.kernel.org/?p=daemon/distsrv/chunkd.git;a=commit;h=3b02f749df2cb1288f345a689d85e7061f507e54

The short version of the title gets chopped to

     API ...

where it should be

     API & protocol: support option to force written data...

Noticed-by: John 'Warthog9' Hawley <warthog9@kernel.org>
Signed-off-by: John 'Warthog9' Hawley <warthog9@kernel.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-02-03 17:14:00 -08:00
John 'Warthog9' Hawley
aa14013abf gitweb: Add optional extra parameter to die_error, for extended explanation
Add a 3rd, optional, parameter to die_error to allow for extended error
information to be output along with what the error was.

Signed-off-by: John 'Warthog9' Hawley <warthog9@kernel.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-30 15:53:55 -08:00
John 'Warthog9' Hawley
1ee4b4ef70 gitweb: add a "string" variant of print_sort_th
Add a function (named format_sort_th) that returns the string that
print_sort_th would print.

Signed-off-by: John 'Warthog9' Hawley <warthog9@kernel.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-30 15:53:54 -08:00
John 'Warthog9' Hawley
0cf207f7a6 gitweb: add a "string" variant of print_local_time
Add a function (named format_local_time) that returns the string that
print_local_time would print.

Signed-off-by: John 'Warthog9' Hawley <warthog9@kernel.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-30 15:53:54 -08:00
John 'Warthog9' Hawley
24d4afcdc7 gitweb: Check that $site_header etc. are defined before using them
If one of $site_header, $site_footer or $home_text is not defined, you
get extraneous errors in the web logs, for example (line wrapped for
better readibility):

 [Wed Jan 13 16:55:42 2010] [error] [client ::1] [Wed Jan 13 16:55:42 2010]
 gitweb.cgi: Use of uninitialized value $site_header in -f at
 /var/www/gitweb/gitweb.cgi line 3287., referer: http://git/gitweb.cgi

This ensures that those variables are defined before trying to use it.

Note that such error can happen only because of an error in gitweb
config file; building gitweb.cgi can make mentioned variables holding
empty string (it is even the default), but they are still defined.

Signed-off-by: John 'Warthog9' Hawley <warthog9@kernel.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-30 15:53:53 -08:00
John 'Warthog9' Hawley
b62a1a98bc gitweb: Load checking
This changes slightly the behavior of gitweb, so that it verifies
that the box isn't inundated with before attempting to serve gitweb.
If the box is overloaded, it basically returns a 503 Server Unavailable
until the load falls below the defined threshold.  This helps dramatically
if you have a box that's I/O bound, reaches a certain load and you
don't want gitweb, the I/O hog that it is, increasing the pain the
server is already undergoing.

This behavior is controlled by $maxload configuration variable.
Default is a load of 300, which for most cases should never be hit.
Unset it (set it to undefined value, i.e. undef) to turn off checking.

Currently it requires that '/proc/loadavg' file exists, otherwise the
load check is bypassed (load is taken to be 0).  So platforms that do
not implement '/proc/loadavg' currently cannot use this feature
(provisions are included for additional checks to be added by others).

There is simple test in t/t9501-gitweb-standalone-http-status.sh to
check that it correctly returns "503 Service Unavailable" if load is
too high, and also if there are any Perl warnings or errors.

Signed-off-by: John 'Warthog9' Hawley <warthog9@kernel.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2010-01-30 15:53:50 -08:00
Junio C Hamano
8678bc09e3 Merge branch 'jn/gitweb-blame'
* jn/gitweb-blame:
  gitweb: Add link to other blame implementation in blame views
  gitweb: Make linking to actions requiring JavaScript a feature
  gitweb.js: fix padLeftStr() and its usage
  gitweb.js: Harden setting blamed commit info in incremental blame
  gitweb.js: fix null object exception in initials calculation
  gitweb: Minify gitweb.js if JSMIN is defined
  gitweb: Create links leading to 'blame_incremental' using JavaScript
  gitweb: Colorize 'blame_incremental' view during processing
  gitweb: Incremental blame (using JavaScript)
  gitweb: Add optional "time to generate page" info in footer

Conflicts:
	Makefile
	gitweb/gitweb.css
2009-12-01 11:28:15 -08:00
Jakub Narebski
87e573f660 gitweb: Add link to other blame implementation in blame views
Add link to 'blame_incremental' action (which requires JavaScript) in
'blame' view, and add link to 'blame' action in 'blame_incremental'
view.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-12-01 11:25:21 -08:00
Jakub Narebski
e627e50a70 gitweb: Make linking to actions requiring JavaScript a feature
Let gitweb turn some links (like 'blame' links) into linking to actions
which require JavaScript (like 'blame_incremental' action) only if
'javascript-actions' feature is enabled.

This means that links to such actions would be present only if both
JavaScript is enabled and 'javascript-actions' feature is enabled.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-30 20:09:41 -08:00
Junio C Hamano
2a971012b6 Merge branch 'mr/gitweb-snapshot'
* mr/gitweb-snapshot:
  t/gitweb-lib: Split HTTP response with non-GNU sed
  gitweb: Smarter snapshot names
  gitweb: Document current snapshot rules via new tests
  t/gitweb-lib.sh: Split gitweb output into headers and body
  gitweb: check given hash before trying to create snapshot
2009-11-23 22:28:31 -08:00
Junio C Hamano
3ad12436a0 Merge branch 'pb/maint-gitweb-blob-lineno' into maint
* pb/maint-gitweb-blob-lineno:
  gitweb: Fix blob linenr links in pathinfo mode
2009-11-15 23:07:38 -08:00
Junio C Hamano
14d52b2815 Merge branch 'gb/maint-gitweb-esc-param' into maint
* gb/maint-gitweb-esc-param:
  gitweb: fix esc_param
2009-11-15 16:37:39 -08:00
Jakub Narebski
69ca37d2ab gitweb: Make 'history' view (re)use git_log_generic()
Make git_history use git_log_generic, passing git_history_body as one
of its paramaters.  This required changes to git_log_generic, in
particular passing more things as parameters.

While refactoring common code of 'log', 'shortlog' and 'history' view,
we did unify pagination, using always the form used by 'history' view,
namely
  first * prev * next
in place of
  HEAD * prev * next
used by 'log' and 'shortlog' views.

The 'history' view now supports commit limiting via 'hpb' parameter,
similarly to 'shortlog' (and 'log') view.  Performance of 'history'
view got improved a bit, as it doesn't run git_get_hash_by_path for
"current" version in a loop.  Error detection and reporting for
'history' view changed a bit.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-14 15:22:10 -08:00
Jakub Narebski
15f0b112d8 gitweb: Refactor common parts of 'log' and 'shortlog' views
Put the common parts of git_log and git_shortlog into git_log_generic
subroutine: git_log and git_shortlog are now thin wrappers calling
git_log_generic with appropriate arguments.

The unification of code responsible for 'log' and 'shorlog' actions
lead to the following changes in gitweb output
 * 'tree' link in page_nav now uses $hash parameter, as was the case
   for 'shortlog' but not for 'log'
 * 'log' view now respect $hash_parent limiting, like 'shortlog' did
 * 'log' view doesn't have special case for empty list anymore, and it
   always uses page_header linking to summary view, like 'shortlog'
   did.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-14 15:22:09 -08:00
Jakub Narebski
42671caa7d gitweb: Refactor 'log' action generation, adding git_log_body()
Put the main part of 'log' view generation into git_log_body,
similarly how it is done for 'shortlog' and 'history' views (and
also for 'tags' and 'heads' views).

This is preparation for extracting common code between 'log',
'shortlog' and 'history' actions.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-14 15:22:07 -08:00
Junio C Hamano
a12e3cf3a2 Merge branch 'pb/maint-gitweb-blob-lineno'
* pb/maint-gitweb-blob-lineno:
  gitweb: Fix blob linenr links in pathinfo mode
2009-11-10 12:35:31 -08:00
Mark Rada
b629275fd0 gitweb: Smarter snapshot names
Teach gitweb how to produce nicer snapshot names by only using the
short hash id.  If clients make requests using a tree-ish that is not
a partial or full SHA-1 hash, then the short hash will also be appended
to whatever they asked for.  If clients request snapshot of a tag
(which means that $hash ('h') parameter has 'refs/tags/' prefix),
use only tag name.

Update tests cases in t9502-gitweb-standalone-parse-output.

Gitweb uses the following format for snapshot filenames:
  <sanitized project name>-<version info>.<snapshot suffix>
where <sanitized project name> is project name with '.git' or '/.git'
suffix stripped, unless '.git' is the whole project name.  For
snapshot prefix it uses:
  <sanitized project name>-<version info>/
as compared to <sanitized project name>/ before (without version info).

Current rules for <version info>:
* if 'h' / $hash parameter is SHA-1 or shortened SHA-1, use SHA-1
  shortened to to 7 characters
* otherwise if 'h' / $hash parameter is tag name (it begins with
  'refs/tags/' prefix, use tag name (with 'refs/tags/' stripped
* otherwise if 'h' / $hash parameter starts with 'refs/heads/' prefix,
  strip this prefix, convert '/' into '.', and append shortened SHA-1
  after '-', i.e. use <sanitized hash>-<shortened sha1>

Signed-off-by: Mark Rada <marada@uwaterloo.ca>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-08 19:22:45 -08:00
Petr Baudis
b9759f0762 gitweb: Fix blob linenr links in pathinfo mode
In pathinfo mode, we use <base href> that refers to the base location
of gitweb in order for various external media links to work well.
However, this means that for the page to refer to itself, it must
regenerate full link, and this is exactly what the blob view page
did not do for line numbers.

Signed-off-by: Petr Baudis <pasky@suse.cz>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-11-06 09:56:34 -08:00
Junio C Hamano
24be49522f Merge branch 'sb/gitweb-link-author'
* sb/gitweb-link-author:
  gitweb: linkify author/committer names with search
2009-10-25 18:40:21 -07:00
Junio C Hamano
8e850a4dbd Merge branch 'gb/maint-gitweb-esc-param'
* gb/maint-gitweb-esc-param:
  gitweb: fix esc_param
2009-10-21 17:32:59 -07:00
Stephen Boyd
e133d65c3e gitweb: linkify author/committer names with search
It's nice to search for an author by merely clicking on their name in
gitweb. This is usually faster than selecting the name, copying the
selection, pasting it into the search box, selecting between
author/committer and then hitting enter.

Linkify the avatar icon in log/shortlog view because the icon is directly
adjacent to the name and thus more related. The same is not true
when in commit/tag view where the icon is farther away.

Signed-off-by: Stephen Boyd <bebarino@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-10-20 00:08:16 -07:00
Junio C Hamano
03fee47d89 Merge branch 'jn/gitweb-show-size'
* jn/gitweb-show-size:
  gitweb: Add 'show-sizes' feature to show blob sizes in tree view
2009-10-18 23:01:14 -07:00
Giuseppe Bilotta
452e2256d2 gitweb: fix esc_param
The custom CGI escaping done in esc_param failed to escape UTF-8
properly. Fix by using CGI::escape on each sequence of matched
characters instead of sprintf()ing a custom escaping for each byte.

Additionally, the space -> + escape was being escaped due to greedy
matching on the first substitution. Fix by adding space to the
list of characters not handled on the first substitution.

Finally, remove an unnecessary escaping of the + sign.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-10-14 01:14:45 -07:00
Jakub Narebski
1655c98790 gitweb: Do not show 'patch' link for merge commits
The 'patch' view is about generating text/plain patch that can be
given to "git am", and "git am" doesn't understand merges anyway.
Therefore link to 'patch' view should not be shown for merge commits.

Also call to git-format-patch inside the 'patch' action would fail
when 'patch' action is called for a merge commit, with "Reading
git-format-patch failed" text as 'patch' view body.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-10-09 14:57:06 -07:00
Mark Rada
fdb0c36e90 gitweb: check given hash before trying to create snapshot
Makes things nicer in cases when you hand craft the snapshot URL but
make a typo in defining the hash variable (e.g. netx instead of next);
you will now get an error message instead of a broken tarball.

Tests for t9501 are included to demonstrate added functionality.

Signed-off-by: Mark Rada <marada@uwaterloo.ca>
Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
2009-09-29 10:06:51 -07:00
Jakub Narebski
e4b48eaab7 gitweb: Add 'show-sizes' feature to show blob sizes in tree view
Add support for 'show-sizes' feature to show (in separate column,
between mode and filename) the size of blobs (files) in the 'tree'
view.  It passes '-l' option to "git ls-tree" invocation.

For the 'tree' and 'commit' (submodule) entries, '-' is shown in place
of size; for generated '..' "up directory" entry nothing is shown.

The 'show-sizes' feature is enabled by default.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-09-07 14:53:56 -07:00
Jakub Narebski
c4ccf61f4c gitweb: Create links leading to 'blame_incremental' using JavaScript
The new 'blame_incremental' view requires JavaScript to run.  Not all
web browsers implement JavaScript (e.g. text browsers such as Lynx),
and not all users have JavaScript enabled.  Therefore instead of
unconditionally linking to 'blame_incremental' view, we use JavaScript
to convert those links to lead to view utilizing JavaScript, by adding
'js=1' to link.

Currently the only action that takes 'js=1' into account is 'blame',
which then acts as if it was called as 'blame_incremental' action.
Possible enhancement would be to do JavaScript redirect by setting
window.location instead of modifying $format and $action in
git_blame_common() subroutine.

The only JavaScript-aware/using view is currently 'blame_incremental'.
While at it move reading JavaScript to git_footer_html() subroutine.
Note that in this view we do not add 'js=1' currently (even though
perhaps we should; note that for consistency we should also add 'js=1'
in links added by JavaScript part of 'blame_incremental').

This idea was originally implemented by Petr Baudis in
  http://article.gmane.org/gmane.comp.version-control.git/47614
but it added <script> element with fixBlameLinks() function in page
header, to be added as onload event using 'onload' attribute of HTML
'body' element: <body onload="fixBlameLinks();">.  This version adds
script at then end of page (in the page footer), and uses JavaScript
'window.onload=fixLinks();'.  Also in Petr version only links marked
with 'blamelink' class were modified, and they were modified by
replacing "a=blame" by "a=blame_incremental"... which doesn't work for
path_info links, and might replace wrong part if there is "a=blame" in
project name, ref name or file name.

Slightly different solution was implemented by Martin Koegler in
  http://thread.gmane.org/gmane.comp.version-control.git/47902/focus=47905
Here GitAddLinks() function was in gitweb.js file, not as contents of
<script> element.  It was also included in page header (in <head>
element) though, which means waiting for a script to load (and run).
It was smarter in that to "fix" (modify) link, it split URL, modified
value of 'a' parameter, and then recreated modified link.  It avoids
trouble with "a=blame" as substring in project name or file name, but
it doesn't work with path_info URL/link in the way it was written.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-09-01 08:34:25 -07:00
Jakub Narebski
4af819d4ca gitweb: Incremental blame (using JavaScript)
Add 'blame_incremental' view, which uses "git blame --incremental"
and JavaScript (Ajax), where 'blame' use "git blame --porcelain".

 * gitweb generates initial info by putting file contents (from
   "git cat-file") together with line numbers in blame table
 * then gitweb makes web browser JavaScript engine call startBlame()
   function from gitweb.js
 * startBlame() opens XMLHttpRequest connection to 'blame_data' view,
   which in turn calls "git blame --incremental" for a file, and
   streams output of git-blame to JavaScript (gitweb.js)
 * XMLHttpRequest event handler updates line info in blame view as soon
   as it gets data from 'blame_data' (from server), and it also updates
   progress info
 * when 'blame_data' ends, and gitweb.js finishes updating line info,
   it fixes colors to match (as far as possible) ordinary 'blame' view,
   and updates information about how long it took to generate page.

Gitweb deals with streamed 'blame_data' server errors by displaying
them in the progress info area (just in case).

The 'blame_incremental' view tries to be equivalent to 'blame' action;
there are however a few differences in output between 'blame' and
'blame_incremental' view:

 * 'blame_incremental' always used query form for this part of link(s)
   which is generated by JavaScript code.  The difference is visible
   if we use path_info link (pass some or all arguments in path_info).
   Changing this would require implementing something akin to href()
   subroutine from gitweb.perl in JavaScript (in gitweb.js).
 * 'blame_incremental' always uses "rowspan" attribute, even if
   rowspan="1".  This simplifies code, and is not visible to user.
 * The progress bar and progress info are still there even after
   JavaScript part of 'blame_incremental' finishes work.

Note that currently no link generated by gitweb leads to this new view.

This code is based on patch by Petr Baudis <pasky@suse.cz> patch, which
in turn was tweaked up version of Fredrik Kuivinen <frekui@gmail.com>'s
proof of concept patch.

This patch adds GITWEB_JS compile configuration option, and modifies
git-instaweb.sh to take gitweb.js into account.  The code for
git-instaweb.sh was taken from Pasky's patch.

Signed-off-by: Fredrik Kuivinen <frekui@gmail.com>
Signed-off-by: Petr Baudis <pasky@suse.cz>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-09-01 08:34:24 -07:00
Jakub Narebski
aa7dd05e6a gitweb: Add optional "time to generate page" info in footer
Add "This page took XXX seconds and Y git commands to generate"
to page footer, if global feature 'timed' is enabled (disabled
by default).  Requires Time::HiRes installed for high precision
'wallclock' time.

Note that Time::HiRes is being required unconditionally; this is
because setting $t0 variable needs to be done fairly early to have
running time of the whole script.  If Time::HiRes module were required
only if 'timed' feature is enabled, the earliest place where starting
time ($t0) could be calculated would be after reading gitweb config,
making "time to generate page" info inaccurate.

This code is based on example code by Petr 'Pasky' Baudis.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-09-01 08:34:24 -07:00
Junio C Hamano
909beb860b Merge branch 'mr/gitweb-snapshot'
* mr/gitweb-snapshot:
  gitweb: add t9501 tests for checking HTTP status codes
  gitweb: split test suite into library and tests
  gitweb: improve snapshot error handling
2009-08-31 22:09:53 -07:00
Junio C Hamano
aab9ea1aad Merge branch 'maint'
* maint:
  Fix overridable written with an extra 'e'
  Documentation: git-archive: mark --format as optional in summary
  Round-down years in "years+months" relative date view
2009-08-27 22:01:01 -07:00
Junio C Hamano
749086fa09 Merge branch 'maint-1.6.3' into maint
* maint-1.6.3:
  Fix overridable written with an extra 'e'
  Documentation: git-archive: mark --format as optional in summary
  Round-down years in "years+months" relative date view
2009-08-27 20:42:42 -07:00
Junio C Hamano
5e64650d93 Merge branch 'maint-1.6.2' into maint-1.6.3
* maint-1.6.2:
  Fix overridable written with an extra 'e'
  Documentation: git-archive: mark --format as optional in summary
  Round-down years in "years+months" relative date view

Conflicts:
	Documentation/git-archive.txt
2009-08-27 20:42:38 -07:00
Nanako Shiraishi
9319789804 Fix overridable written with an extra 'e'
Signed-off-by: Nanako Shiraishi <nanako3@lavabit.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-27 20:41:48 -07:00
Mark Rada
34b31a8d5f gitweb: improve snapshot error handling
The last check in the second block of checks in the &git_snapshot routine
is never executed because the second to last check is a superset of the
last check.

Switch the order of the last two checks. It has the advantage of giving
clients a more specific reason why they cannot get a snapshot format if
the format they have chosen is disabled.

Signed-off-by: Mark Rada <marada@uwaterloo.ca>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-25 16:33:06 -07:00
Junio C Hamano
dad1a454d5 Merge branch 'mr/gitweb-xz'
* mr/gitweb-xz:
  gitweb: add support for XZ compressed snapshots
  gitweb: update INSTALL regarding specific snapshot settings
  gitweb: support to globally disable a snapshot format
2009-08-23 17:19:06 -07:00
Giuseppe Bilotta
01b89f0cd5 gitweb: pull ref markes pull out of subject <a> element
Since 4afbaef (gitweb: ref markers link to named shortlogs, 2008-09-02),
ref markers that accompany the subject in views such as shortlog and
history point to something different from the subject itself. Therefore,
they should not be included in the same <a> element.

Benefits of the change are:

 * better compliance to the XHTML standards, that forbid links within
   links even though the restriction cannot be imposed via DTD; this also
   benefits visualization in some older browsers;

 * when hovering the subject, only the subject itself is underlined; when
   hovering the ref markers, only the text in the hovered ref marker is
   underlined; previously, hovering any written part of the subject column
   led to complete underlying of everything at the same time, with
   unpleasing effects.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-23 14:53:54 -07:00
Junio C Hamano
5a3669340b Merge branch 'jn/gitweb-blame' (early part)
* 'jn/gitweb-blame' (early part):
  gitweb: Use light/dark for class names also in 'blame' view
  gitweb: Add author initials in 'blame' view, a la "git gui blame"
  gitweb: Mark commits with no "previous" in 'blame' view
  gitweb: Use "previous" header of git-blame -p in 'blame' view
  gitweb: Mark boundary commits in 'blame' view
  gitweb: Make .error style generic
2009-08-14 16:32:52 -07:00
Junio C Hamano
9c5164032f Merge branch 'zf/maint-gitweb-acname'
* zf/maint-gitweb-acname:
  gitweb: parse_commit_text encoding fix
2009-08-10 22:16:47 -07:00
Mark A Rada
cbdefb5ac4 gitweb: add support for XZ compressed snapshots
The XZ compression format uses the LZMA2 compression algorithm, which
often yields higher compression ratios than both GZip and BZip2 at the
cost of using more CPU time and RAM. XZ is the slowest for compression,
but still much faster than BZip2 for decompression, almost comparable
to GZip (see benchmarks below).

Some simple benchmarks show the pros and cons of using XZ compression;
starting with an already tarball'd archive of the repos listed below.
Memory usage seemed to be consistent for any given algorithm at their
respective default compression levels.

CPU: AMD Sempron 3400+ (1 core @ 1.8GHz with 256K L2 cache)
Virtual Memory Usage
       GZip: 4152K        BZip2: 13352K        XZ: 102M

Linux 2.6 series (f5886c7f96f2542382d3a983c5f13e03d7fc5259)  349M
gzip    23.70s user   0.47s system  99% cpu   24.227 total    76M
gunzip  3.74s user    0.74s system  94% cpu   4.741 total
bzip2   130.96s user  0.53s system  99% cpu   2:11.97 total   59M
bunzip2 31.05s user   1.02s system  99% cpu   32.355 total
xz      448.78s user  0.91s system  99% cpu   7:31.28 total   51M
unxz    7.67s user    0.80s system  98% cpu   8.607 total

Git (0a53e9ddea)                11M
gzip    0.77s user    0.03s system  99% cpu   0.792 total    2.5M
gunzip  0.12s user    0.02s system  98% cpu   0.142 total
bzip2   3.42s user    0.02s system  99% cpu   3.454 total    2.1M
bunzip2 0.95s user    0.03s system  99% cpu   0.984 total
xz      12.88s user   0.14s system  98% cpu   13.239 total   1.9M
unxz    0.27s user    0.03s system  99% cpu   0.298 total

XZ (669413bb2db954bbfde3c4542fddbbab53891eb4)                1.8M
gzip    0.12s user    0.00s system  95% cpu   0.132 total    442K
gunzip  0.02s user    0.00s system  97% cpu   0.027 total
bzip2   1.28s user    0.01s system  99% cpu   1.298 total    363K
bunzip2 0.15s user    0.01s system  100% cpu  0.157 total
xz      1.62s user    0.03s system  99% cpu   1.652 total    347K
unxz    0.05s user    0.00s system  99% cpu   0.058 total

From a time and memory perspective, nothing compares to GZip, but if
given an average upload speed of 20KB/s, it would take ~400 seconds
longer to transfer the BZip2'd kernel snapshot than the XZ snapshot;
the transfer time difference is even greater between GZip and XZ. The
real time savings are relatively the same for all test cases, but less
dramatic for smaller repositories.

XZ decompresses ~1.8-2 times slower than GZip, and ~2.7-3.75 times
faster than BZip2; XZ gets relatively faster as snapshots get larger.
However, XZ takes relatively longer to compress as snapshots get larger.

The downside for XZ'd snapshots is the large CPU and memory load put on
the server to generate the compressed snapshot, though XZ will
eventually
have threading support, and the real clock time for making XZ'd
snapshots
would decrease if the server had a beefy multi-core CPU.

XZ compression is disabled by default to allow upgrades to take place
without any surprises, as the CPU and memory requirements will be an
issue for high load or lightweight servers. Also, the XZ format is still
new (format declared stable ~6 months ago), and there have been no
"stable" releases of the utils yet.

Signed-off-by: Mark Rada <marada@uwaterloo.ca>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-06 14:05:27 -07:00
Mark A Rada
1bfd363184 gitweb: support to globally disable a snapshot format
Allow Gitweb administrators to set a 'disabled' key in the
%known_snapshot_formats hash to disable a specific snapshot format.

All formats are enabled by default to maintain backwards compatibility.

Signed-off-by: Mark Rada <marada@uwaterloo.ca>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-06 14:03:25 -07:00
Zoltán Füzesi
5ed5bbc7e1 gitweb: parse_commit_text encoding fix
Call to_utf8 when parsing author and committer names, otherwise they will appear
with bad encoding if they written by using chop_and_escape_str.

Signed-off-by: Zoltán Füzesi <zfuzesi@eaglet.hu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-05 12:37:13 -07:00
Giuseppe Bilotta
b7da721f02 gitweb: fix 'Use of uninitialized value' error in href()
Equality between file_parent and file_name was being checked without a
preliminary check for existence of the parameters.

Fix by wrapping the equality check in appropriate if (defined ...),
rearranging the lines to prevent excessive length.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-08-04 00:26:03 -07:00
Jakub Narebski
aef37684ea gitweb: Use light/dark for class names also in 'blame' view
Instead of using "light2" and "dark2" for class names in 'blame' view
(in place of "light" and "dark" classes in other places) to avoid
changing style on hover in 'blame' view while doing it for other views
(like 'shortlog'), use more advanced CSS, relying on the fact that
more specific selector wins.

While at it add a few comments to gitweb CSS file, and consolidate
some repeated info.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-07-25 01:39:16 -07:00
Jakub Narebski
a36817b6e7 gitweb: Add author initials in 'blame' view, a la "git gui blame"
For example for "Junio C Hamano" initials would be "JH".  Of course
initials are added (below shortened SHA-1 of blamed commit) only if
group of lines that blame the same commit has 2 or more lines in it.

Initials are extracted using i18n /\b([[:upper:]])\B/g regexp.

Additionally initials help to distinguish boundary commits, as they
use bold weight font too (in addition to shortened SHA-1 of commit).

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-07-25 01:39:16 -07:00
Jakub Narebski
3665e7e7f2 gitweb: Mark commits with no "previous" in 'blame' view
Use "no-previous" class to mark blamed commits which do not have
"previous" header.  Those are commits in which blamed file was created
(added); this includes boundary commits.  This means that 'linenr'
link leads to blamed commit, not (one of) parent of blamed commit.
Therefore currently line number for such commit uses bold weight font
to denote this situation; the effect is subtle.

Use "multiple-previous" class in the opposite situation, where blamed
commit has multiple "previous" headers (is an evil merge).  Currently
this class is not used for styling.  In this situation 'linenr' link
leads to first of "previous" commits (first parent).

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-07-25 01:39:16 -07:00
Jakub Narebski
11930423d1 gitweb: Use "previous" header of git-blame -p in 'blame' view
Luben Tuikov changed 'lineno' link (line number link) from pointing to
'blame' view at given line at blamed commit, to the one at parent of
blamed commit in
  244a70e (Blame "linenr" link jumps to previous state at
           "orig_lineno", 2007-01-04).
This made it possible to do data mining using 'blame' view, by going
through history of a line using mentioned line number link.

Original implementation called "git rev-parse <commit>^" to find SHA-1
of a parent of a given commit once per each blamed line.  In
  39c19ce (gitweb: cache $parent_commit info in git_blame(),
           2008-12-11)
this was improved so rev-parse was called once per each unique commit
in git-blame output.  Alternate solution would be to relax validation
for 'hb' parameter by allowing extended SHA-1 syntax of the form
<rev>^ (perhaps redirecting to gitweb URL with <rev>^ resolved, in
practice moving call to rev-parse to 'the other side of link').

This solution had a bug that it didn't work for boundary commits.
Boundary commits don't have parents, so "git rev-parse <commit>^"
returned literal "<commit>^" (which didn't exists).  Gitweb didn't
detect this situation and passed this result literally as 'hb'
parameter in 'linenr' link.  Following such link currently gives
  400 - Invalid hash base parameter
error; 'hb' parameter is restricted via validate_refname to correct
refnames and doesn't allow for extended SHA-1 syntax.  This bug could
have been fixed alternatively by checking if commit is boundary commit,
or check if rev-parse result is unchanged (still ends in '^' prefix).

The solution employing rev-parse to find parent of commit had inherent
problem if blamed commit renamed file; then name of file would be
different in its parent.  Solving this outside git-blame would be
difficult and costly (at least cost of additional fork for extra git
command).

Currently gitweb uses information in "previous" header, which was
introduced by Junio C Hamano in
  96e1170 (blame: show "previous" information in
           --porcelain/--incremental format, 2008-06-04)
This (currently undocumented) header has the following format:
  "previous <sha1 of parent commit> <filename at parent>"
Using "previous" header solves both problem of performance and the
problem that blamed commit could have renaming blamed file.

Because "previous" header can be repeated for the same commit when
blamed commit is merge (has more than one parent), and we are
interested usually in _first_ parent, currently we store only first
value if blame header repeats.  Using first parent (first "previous"
line) was what gitweb did before; without this change gitweb would use
last parent instead.

If there is no previous commit 'linenr' link points to blamed commit
and blamed filename, making it work correctly for boundary commits.

Acked-by: Luben Tuikov <ltuikov@yahoo.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-07-25 01:39:16 -07:00
Jakub Narebski
6de9433fd0 gitweb: Mark boundary commits in 'blame' view
Use "boundary" class to mark boundary commits, which currently results
in using bold weight font for SHA-1 of a commit (to be more exact for
all text in the first cell in row, that contains SHA-1 of a commit).

Detecting boundary commits is done by watching for "boundary" header
in "git blame -p" output.  Because this header doesn't carry
additional data the regular expression for blame header fields
had to be slightly adjusted.

With current gitweb API only root (parentless) commits can be boundary
commits.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-07-25 01:39:16 -07:00
Wincent Colaiuta
69fb828393 gitweb: update Git homepage URL
git-scm.com is now the "official" Git project page, having taken over
from git.or.cz, so update the default link accordingly. This saves a
redirect when people hit git.or.cz.

Signed-off-by: Wincent Colaiuta <win@wincent.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-07-13 11:09:02 -07:00
Giuseppe Bilotta
7d25ef41c8 gitweb: add empty alt text to avatar img
The empty alt text optimizes screen estate in text-only browsers.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-06-30 11:06:37 -07:00
Giuseppe Bilotta
679a1a1d42 gitweb: picon avatar provider
Simple implementation of picon that only relies on the indiana.edu
database.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-06-30 11:06:36 -07:00
Giuseppe Bilotta
5a371b7bbb gitweb: gravatar url cache
Views which contain many occurrences of the same email address (e.g.
shortlog view) benefit from not having to recalculate the MD5 of the
email address every time.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-06-30 11:06:36 -07:00
Giuseppe Bilotta
e9fdd74e53 gitweb: (gr)avatar support
Introduce avatar support: the feature adds the appropriate img tag next
to author and committer in commit(diff), history, shortlog, log and tag
views. Multiple avatar providers are possible, but only gravatar is
implemented at the moment.

Gravatar support depends on Digest::MD5, which is a core package since
Perl 5.8. If gravatars are activated but Digest::MD5 cannot be found,
the feature will be automatically disabled.

No avatar provider is selected by default, except in the t9500 test.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-06-30 11:06:35 -07:00
Giuseppe Bilotta
ba9247339d gitweb: use git_print_authorship_rows in 'tag' view too
parse_tag must be adapted to use the hash keys expected by
git_print_authorship_rows. This is not a problem since git_tag is the
only user of this sub.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-06-30 11:06:34 -07:00
Giuseppe Bilotta
f88bafadd9 gitweb: uniform author info for commit and commitdiff
Switch from 'log'-like layout

    A U Thor <email@example.com> [date time]

to 'commit'-like layout

    author    A U Thor <email@example.com>
              date time
    committer C O Mitter <other.email@example.com>
              committer date time

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-06-30 11:06:32 -07:00
Giuseppe Bilotta
1c49a4e1f3 gitweb: refactor author name insertion
Collect all author display code in appropriate functions, making it
easier to extend these functions on the CGI side.

We also move some of the presentation code from hard-coded HTML to CSS,
for easier customization.

A side effect of the refactoring is that now localtime is always
displayed with the 'at night' warning.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-06-30 11:06:30 -07:00
Junio C Hamano
7f5a68ad4d Merge branch 'jn/gitweb-cleanup'
* jn/gitweb-cleanup:
  gitweb: Remove unused $hash_base parameter from normalize_link_target
  gitweb: Simplify snapshot format detection logic in evaluate_path_info
  gitweb: Use capturing parentheses only when you intend to capture
  gitweb: Replace wrongly added tabs with spaces
  gitweb: Use block form of map/grep in a few cases more
  gitweb: Always use three argument form of open
  gitweb: Always use three argument form of open
  gitweb: Do not use bareword filehandles
2009-05-23 01:44:06 -07:00
Jakub Narebski
14afe77486 gitweb: Sanitize title attribute in format_subject_html
Replace control characters with question mark '?' (like in
chop_and_esc_str).

A little background: some web browsers turn on strict (and
unforgiving) XML validating mode for XHTML documents served using
application/xhtml+xml content type.  This means among others that
control characters are forbidden to appear in gitweb output.

CGI.pm does by default slight escaping (using simple_escape subroutine
from CGI::Util) of all _attribute_ values (depending on the value of
autoEscape, by default on).  This escaping, at least in CGI.pm version
3.10 (most current version at CPAN is 3.43), is minimal: only '"',
'&', '<' and '>' are escaped using named HTML entity references
(&quot;, &amp;, &lt; and &gt; respectively).  But simple_escape does
not do escaping of control characters such as ^X which are invalid in
XHTML (in strict mode).

If by some accident commit message do contain some control character
in first 50 characters (more or less) of first line of commit message,
and this line is longer than 50 characters (so gitweb shortens it for
display), then gitweb would put this control character in title
attribute (and CGI.pm would not remove them).  The tag _contents_ is
safe because it is escaped using esc_html() explicitly, and it
replaces control characters by their printable representation.

While at it: chop_and_escape_str doesn't need capturing group.

Noticed-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-05-22 09:26:54 -07:00
Jakub Narebski
15c54fe7aa gitweb: Remove unused $hash_base parameter from normalize_link_target
...since it was decided for normalize_link_target to only mangle
pathname, and do not try to check if target is present in $hash_base
tree, for performance reasons.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-05-13 10:37:36 -07:00
Jakub Narebski
095e914281 gitweb: Simplify snapshot format detection logic in evaluate_path_info
This issue was caught by perlcritic in harsh severity level noticing
that catch variable was used outside conditional thanks to the
Perl::Critic::Policy::RegularExpressions::ProhibitCaptureWithoutTest
policy.  See "Perl Best Practices", chapter 12. Regular Expressions,
section 12.15. Captured Values:

   Pattern matches that fail never assign anything to $1, $2, etc.,
   nor do they leave those variables undefined. After an unsuccessful
   pattern match, the numeric capture variables remain exactly as they
   were before the match was attempted.

New version is in my opinion much easier to understand; previous
version worked correctly due to the fact that we returned from loop
on first found match.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-05-13 10:35:39 -07:00
Jakub Narebski
e8bb4b38df gitweb: Use capturing parentheses only when you intend to capture
Non-capturing groups are useful because they have better runtime
performance and do not copy strings to the magic global capture
variables.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-05-13 10:34:11 -07:00
Jakub Narebski
3278fbc5ce gitweb: Replace wrongly added tabs with spaces
In two places there was hard tab character instead of space.
Fix this.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-05-13 10:33:53 -07:00
Jakub Narebski
68cedb1fea gitweb: Use block form of map/grep in a few cases more
Use block form of 'grep' i.e. 'grep {BLOCK} LIST' rather than
'grep(EXPR, LIST)' in filter_snapshot_fmts subroutine.  This makes
code more readable, as expression is rather long, and statement above
there is 'map' with very similar expression also in the block form.

Remove unnecessary and misleading parentheses around block form 'map'
arguments in quote_command subroutine.

The inner "map" in format_snapshot_links was left alone, as it is not
clear whether adding parentheses or changing it into block form would
improve readibility and clarity of this code.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-05-10 21:19:13 -07:00
Jakub Narebski
34122b57ec gitweb: Always use three argument form of open
From 94638fb6edf3ea693228c680a6a30271ccd77522 Mon Sep 17 00:00:00 2001
From: Jakub Narebski <jnareb@gmail.com>
Date: Mon, 11 May 2009 03:25:55 +0200
Subject: [PATCH] gitweb: Localize magic variable $/

Instead of undefining and then restoring magic variable $/ (input
record separator) for 'slurp mode', localize it.

While at it, state explicitely that "local $/;" makes it undefined, by
using explicit  "local $/ = undef;".

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-05-10 21:19:03 -07:00
Jakub Narebski
dff2b6d484 gitweb: Always use three argument form of open
In most cases (except insert_file() subroutine) we used old two argument
form of 'open' to open files for reading.  This can cause subtle bugs when
$projectroot or $projects_list file starts with mode characters ('>', '<',
'+<', '|', etc.) or with leading whitespace; and also when $projects_list
file or $mimetypes_file or ctags files end with trailing whitespace or '|'.

Additionally it is also more clear to explicitly state that we open those
files for reading.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-05-10 21:18:49 -07:00
Jakub Narebski
ad87e4f6f1 gitweb: Do not use bareword filehandles
gitweb: Do not use bareword filehandles

The script was using bareword filehandles.  This is considered a bad
practice so they have been changed to indirect filehandles.

Changes touch git_get_project_ctags and mimetype_guess_file;
while at it rename local variable from $mime to $mimetype (in
mimetype_guess_file) to better reflect its value (its contents).

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-05-10 21:18:38 -07:00
Jakub Narebski
74fd8728e2 gitweb: Remove function prototypes (cleanup)
Use of function prototypes is considered bad practice in Perl.  The
ones used here didn't accomplish anything anyhow, so they've been
removed.

>From perlsub(1):

  [...] the intent of this feature [prototypes] is primarily to let
  you define subroutines that work like built-in functions [...]
  you can generate new syntax with it [...]

We don't want to have subroutines behaving exactly like built-in
functions, we don't want to define new syntax / syntactic sugar, so
prototypes in gitweb are not needed... and they can have unintended
consequences.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-05-09 01:35:15 -07:00
Holger Weiß
ccb4b53913 gitweb: Fix snapshots requested via PATH_INFO
Fix the detection of the requested snapshot format, which failed for
PATH_INFO URLs since the references to the hashes which describe the
supported snapshot formats weren't dereferenced appropriately.

Signed-off-by: Holger Weiß <holger@zedat.fu-berlin.de>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-04-20 03:42:23 -07:00
Marcel M. Cary
7d233dea5f gitweb: Hyperlink multiple git hashes on the same commit message line
The current implementation only hyperlinks the first hash on
a given line of the commit message.  It seems sensible to
highlight all of them if there are multiple, and it seems
plausible that there would be multiple even with a tidy line
length limit, because they can be abbreviated as short as 8
characters.

Benchmark:

I wanted to make sure that using the 'e' switch to the Perl regex
wasn't going to kill performance, since this is called once per commit
message line displayed.

In all three A/B scenarios I tried, the A and B yielded the same
results within 2%, where A is the version of code before this patch
and B is the version after.

1: View a commit message containing the last 1000 commit hashes
2: View a commit message containing 1000 lines of 40 dots to avoid
   hyperlinking at the same message length
3: View a short merge commit message with a few lines of text and
   no hashes

All were run in CGI mode on my sub-production hardware on a recent
clone of git.git.  Numbers are the average of 10 reqests per second
with the first request discarded, since I expect this change to affect
primarily CPU usage.  Measured with ApacheBench.

Note that the web page rendered was the same; while the new code
supports multiple hashes per line, there was at most one per line.

The primary purpose of scenarios 2 and 3 were to verify that the
addition of 1000 commit messages had an impact on how much of the time
was spent rendering commit messages.  They were all within 2% of 0.80
requests per second (much faster).

So I think the patch has no noticeable effect on performance.

Signed-off-by: Marcel M. Cary <marcel@oak.homeunix.org>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-19 22:49:55 -08:00
Marcel M. Cary
df5d10a32e gitweb: Fix warnings with override permitted but no repo override
When a feature like "blame" is permitted to be overridden in the
repository configuration but it is not actually set in the repository,
a warning is emitted due to the undefined value of the repository
configuration, even though it's a perfectly normal condition.
Emitting warning is grounds for test failure in the gitweb test
script.

This error was caused by rewrite of git_get_project_config from using
"git config [<type>] <name>" for each individual configuration
variable checked to parsing "git config --list --null" output in
commit b201927 (gitweb: Read repo config using 'git config -z -l').
Earlier version of git_get_project_config was returning empty string
if variable do not exist in config; newer version is meant to return
undef in this case, therefore change in feature_bool was needed.

Additionally config_to_* subroutines were meant to be invoked only if
configuration variable exists; therefore we added early return to
git_get_project_config: it now returns no value if variable does not
exists in config.  Otherwise config_to_* subroutines (config_to_bool
in paryicular) wouldn't be able to distinguish between the case where
variable does not exist and the case where variable doesn't have value
(the "[section] noval" case, which evaluates to true for boolean).

While at it fix bug in config_to_bool, where checking if $val is
defined (if config variable has value) was done _after_ stripping
leading and trailing whitespace, which lead to 'Use of uninitialized
value' warning.

Add test case for features overridable but not overriden in repo
config, and case for no value boolean configuration variable.

Signed-off-by: Marcel M. Cary <marcel@oak.homeunix.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-18 10:43:21 -08:00
Giuseppe Bilotta
81d3fe9f48 gitweb: fix wrong base URL when non-root DirectoryIndex
CGI::url() has some issues when rebuilding the script URL if the script
is a DirectoryIndex.

One of these issue is the inability to strip PATH_INFO, which is why
we had to do it ourselves.

Another issue is that the resulting URL cannot be used for the <base>
tag: it works if we're the DirectoryIndex at the root level, but not
otherwise.

We fix this by building the proper base URL ourselves, and improve the
comment about the need to strip PATH_INFO manually while we're at it.

Additionally t/t9500-gitweb-standalone-no-errors.sh had to be modified
to set SCRIPT_NAME variable (CGI standard states that it MUST be set,
and now gitweb uses it if PATH_INFO is not empty, as is the case for
some of tests in t9500).

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-16 16:19:07 -08:00
Junio C Hamano
2a8644c7f1 Merge branch 'jn/gitweb-committag'
* jn/gitweb-committag:
  gitweb: Better regexp for SHA-1 committag match
2009-02-15 01:44:11 -08:00
Junio C Hamano
df487baa30 Merge branch 'maint'
* maint:
  gitweb: add $prevent_xss option to prevent XSS by repository content
  rev-list: fix showing distance when using --bisect-all
2009-02-08 22:07:53 -08:00
Matt McCutchen
7e1100e9e9 gitweb: add $prevent_xss option to prevent XSS by repository content
Add a gitweb configuration variable $prevent_xss that disables features
to prevent content in repositories from launching cross-site scripting
(XSS) attacks in the gitweb domain.  Currently, this option makes gitweb
ignore README.html (a better solution may be worked out in the future)
and serve a blob_plain file of an untrusted type with
"Content-Disposition: attachment", which tells the browser not to show
the file at its original URL.

The XSS prevention is currently off by default.

Signed-off-by: Matt McCutchen <matt@mattmccutchen.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-08 21:51:25 -08:00
Jakub Narebski
ccb04f99fe gitweb: Better regexp for SHA-1 committag match
Make SHA-1 regexp to be turned into hyperlink (the SHA-1 committag)
to match word boundary at the beginning and the end.  This way we
reduce number of false matches, for example we now don't match
0x74a5cd01 which is hex decimal (for example memory address),
but is not SHA-1.

Suggested-by: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-02-07 12:50:49 -08:00
Giuseppe Bilotta
41a4d16e20 gitweb: align comments to code
Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-30 21:08:49 -08:00
Giuseppe Bilotta
c3254aeecf gitweb: make static files accessible with PATH_INFO
Gitweb links to a number of static files such as CSS stylesheets,
favicon or the git logo. When, such as with the default Makefile, the
paths to these files are relative (i.e. doesn't start with a "/"), the
files become inaccessible in any view other tha project list and summary
page if gitweb is invoked with a non-empty PATH_INFO.

Fix this by adding a <base> element pointing to the script's own URL,
which ensure that all relative paths will be resolved correctly.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-30 21:08:24 -08:00
Giuseppe Bilotta
cd956c73a2 gitweb: check if-modified-since for feeds
Offering Last-modified header for feeds is only half the work, even if
we bail out early on HEAD requests. We should also check that same date
against If-modified-since, and bail out early with 304 Not Modified if
that's the case.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-28 14:13:54 -08:00
Giuseppe Bilotta
2757b54d46 gitweb: last-modified time should be commiter, not author
The last-modified time header added by RSS to increase cache hits from
readers should be set to the date the repository was last modified. The
author time in this respect is not a good guess because the last commit
might come from a oldish patch.

Use the committer time for the last-modified header to ensure a more
correct guess of the last time the repository was modified.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-28 14:13:54 -08:00
Giuseppe Bilotta
0cf31285a0 gitweb: rss channel date
The RSS 2.0 specifications defines not one but _two_ dates for its
channel element! Woohoo! Luckily, it seems that consensus seems to be
that if both are present they should be equal, except for some very
obscure and discouraged cases. Since lastBuildDate would make more sense
for us and pubDate seems to be the most commonly used, we defined both
and make them equal.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-28 14:13:54 -08:00
Giuseppe Bilotta
3ac109ae4c gitweb: rss feed managingEditor
The RSS 2.0 specification allows an optional managingEditor tag for the
channel, containing the "email address for person responsible for editorial
content", which is basically the project owner.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-28 14:13:54 -08:00
Giuseppe Bilotta
ad59a7a359 gitweb: feed generator metadata
Add <generator> tag to RSS and Atom feed. Versioning info (gitweb/git
core versions, separated by a literal slash) is stored in the
appropriate attribute for the Atom feed, and in the tag content for the
RSS feed.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-28 14:13:54 -08:00
Giuseppe Bilotta
1ba68ce237 gitweb: channel image in rss feed
Define the channel image for the rss feed when the logo or favicon are
defined, preferring the former to the latter. As suggested in the RSS
2.0 specifications, the image's title and link as set to the same as the
channel's.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-28 14:13:54 -08:00
Junio C Hamano
094f75b433 Merge branch 'gb/gitweb-opml'
* gb/gitweb-opml:
  gitweb: suggest name for OPML view
  gitweb: don't use pathinfo for global actions
2009-01-17 23:07:19 -08:00
Junio C Hamano
6fc2a19969 Merge branch 'gb/gitweb-patch'
* gb/gitweb-patch:
  gitweb: link to patch(es) view in commit(diff) and (short)log view
  gitweb: add patches view
  gitweb: change call pattern for git_commitdiff
  gitweb: add patch view

Conflicts:
	gitweb/gitweb.perl
2009-01-17 23:06:19 -08:00
Giuseppe Bilotta
ae35785e3a gitweb: suggest name for OPML view
Suggest opml.xml as name for OPML view by providing the appropriate
header, consistently with similar usage in project_index view.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-10 17:43:02 -08:00
Junio C Hamano
4c6e8aa8f0 Merge branch 'mk/gitweb-feature'
* mk/gitweb-feature:
  gitweb: unify boolean feature subroutines
2009-01-07 00:09:33 -08:00
Junio C Hamano
d9befc8b0b Merge branch 'jn/gitweb-blame'
* jn/gitweb-blame:
  gitweb: cache $parent_commit info in git_blame()
  gitweb: A bit of code cleanup in git_blame()
  gitweb: Move 'lineno' id from link to row element in git_blame
2009-01-07 00:09:06 -08:00
Giuseppe Bilotta
fb098a942b gitweb: don't use pathinfo for global actions
With PATH_INFO urls, actions for the projects list (e.g. opml,
project_index) were being put in the URL right after the base. The
resulting URL is not properly parsed by gitweb itself, since it expects
a project name as first component of the URL.

Accepting global actions in use_pathinfo is not a very robust solution
due to possible present and future conflicts between project names and
global actions, therefore we just refuse to create PATH_INFO URLs when
the project is not defined.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-06 19:33:24 -08:00
Giuseppe Bilotta
df63fbbf46 gitweb: use href() when generating URLs in OPML
Since the OPML project list view was hand-coding the RSS and HTML URLs,
it didn't respect global options such as use_pathinfo. Make it use
href() to ensure consistency with the rest of the gitweb setup.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-05 10:45:54 -08:00
Devin Doucette
fb3bb3d132 gitweb: Fix export check in git_get_projects_list
When $filter was empty, the path passed to check_export_ok would
contain an extra '/', which some implementations of export_auth_hook
are sensitive to.

It makes more sense to fix this here than to handle the special case
in each implementation of export_auth_hook.

Signed-off-by: Devin Doucette <devin@doucette.cc>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-27 22:34:03 -08:00
Giuseppe Bilotta
75bf2cb298 gitweb: link to patch(es) view in commit(diff) and (short)log view
We link to patch view in commit and commitdiff view, and to patches view
in log and shortlog view.

In (short)log view, the link is only offered when the number of commits
shown is no more than the allowed maximum number of patches.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-21 01:11:33 -08:00
Giuseppe Bilotta
a3411f8a2d gitweb: add patches view
The only difference between patch and patches view is in the treatement
of single commits: the former only displays a single patch, whereas the
latter displays a patchset leading to the specified commit.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-21 01:11:31 -08:00
Giuseppe Bilotta
2020985464 gitweb: change call pattern for git_commitdiff
Since we are going to introduce an additional parameter for
git_commitdiff to tune patch view, we switch to named/hash-based
parameter passing for clarity and robustness.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-21 01:11:28 -08:00
Giuseppe Bilotta
9872cd6f6c gitweb: add patch view
The output of commitdiff_plain is not intended for git-am:
 * when given a range of commits, commitdiff_plain publishes a single
   patch with the message from the first commit, instead of a patchset
 * the hand-built email format replicates the commit summary both as
   email subject and as first line of the email itself, resulting in
   a duplication if the output is used with git-am.

We thus create a new view that can be fed to git-am directly, allowing
patch exchange via gitweb. The new view exposes the output of git
format-patch directly, limiting it to a single patch in the case of a
single commit.

A configurable upper limit defaulting to 16 is imposed on the number of
commits which will be included in a patchset, to prevent DoS attacks on
the server. Setting the limit to 0 will disable the patch view, setting
it to a negative number will remove the limit.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-21 01:11:22 -08:00
Junio C Hamano
b54dc9fdb9 gitweb: do not run "git diff" that is Porcelain
Jakub says that legacy-style URI to view two blob differences are never
generated since 1.4.3.  This codepath runs "git diff" Porcelain from the
gitweb, which is a no-no.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-16 23:31:58 -08:00
Matt Kraai
cdad8170b2 gitweb: unify boolean feature subroutines
The boolean feature subroutines behaved identically except for the
name of the configuration option, so make that a parameter and unify
them.

Signed-off-by: Matt Kraai <kraai@ftbfs.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-15 22:56:19 -08:00
Jakub Narebski
39c19ce275 gitweb: cache $parent_commit info in git_blame()
Luben Tuikov changed 'lineno' link from leading to commit which gave
current version of given block of lines, to leading to parent of this
commit in 244a70e (Blame "linenr" link jumps to previous state at
"orig_lineno").  This made possible data mining using 'blame' view.

The current implementation calls rev-parse once per each blamed line
to find parent revision of blamed commit, even when the same commit
appears more than once, which is inefficient.

This patch mitigates this issue by caching $parent_commit info in
%metainfo, which makes gitweb call rev-parse only once per each
unique commit in the output from "git blame".

In the tables below you can see simple benchmark comparing gitweb
performance before and after this patch

File               | L[1] | C[2] || Time0[3] | Before[4] | After[4]
====================================================================
blob.h             |   18 |    4 || 0m1.727s |  0m2.545s |  0m2.474s
GIT-VERSION-GEN    |   42 |   13 || 0m2.165s |  0m2.448s |  0m2.071s
README             |   46 |    6 || 0m1.593s |  0m2.727s |  0m2.242s
revision.c         | 1923 |  121 || 0m2.357s | 0m30.365s |  0m7.028s
gitweb/gitweb.perl | 6291 |  428 || 0m8.080s | 1m37.244s | 0m20.627s

File               | L/C  | Before/After
=========================================
blob.h             |  4.5 |         1.03
GIT-VERSION-GEN    |  3.2 |         1.18
README             |  7.7 |         1.22
revision.c         | 15.9 |         4.32
gitweb/gitweb.perl | 14.7 |         4.71

As you can see the greater ratio of lines in file to unique commits
in blame output, the greater gain from the new implementation.

  Legend:

  [1] Number of lines:
      $ wc -l <file>
  [2] Number of unique commits in the blame output:
      $ git blame -p <file> | grep author-time | wc -l
  [3] Time for running "git blame -p" (user time, single run):
      $ time git blame -p <file> >/dev/null
  [4] Time to run gitweb as Perl script from command line:
      $ gitweb-run.sh "p=.git;a=blame;f=<file>" > /dev/null 2>&1

The gitweb-run.sh script includes slightly modified (with adjusted
pathnames) code from gitweb_run() function from the test script
t/t9500-gitweb-standalone-no-errors.sh; gitweb config file
gitweb_config.perl contents (again up to adjusting pathnames; in
particular $projectroot variable should point to top directory of git
repository) can be found in the same place.

Discussion
~~~~~~~~~~

A possible future improvement would be to open a bidi pipe to
"git cat-file --batch-check", (like in Git::Repo in gitweb caching by
Lea Wiemann), feed $long_rev^ to it, and parse its output, which is
in the following form:

  926b07e694599d86cec668475071b32147c95034 commit 637

This would mean one call to git-cat-file for the whole 'blame' view,
instead of one call to git-rev-parse per each unique commit in blame
output.

Yet another solution would be to change use of validate_refname() to
validate_revision() when checking script parameters (CGI query or
path_info), with validate_revision being something like the following:

  sub validate_revision {
        my $rev = shift;
        return validate_refname(strip_rev_suffixes($rev));
  }

so we don't need to calculate $long_rev^, but can pass "$long_rev^" as
'hb' parameter.

This solution has the advantage that it can be easily adapted to future
incremental blame output.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Luben Tuikov <ltuikov@yahoo.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-10 22:59:55 -08:00
Jakub Narebski
d2ce10d7b7 gitweb: A bit of code cleanup in git_blame()
Among others, here are the highlights:

 * move variable declaration closer to the place it is set and used,
   if possible,

 * uniquify and simplify coding style a bit, which includes removing
   unnecessary '()'.

 * check type only if $hash was defined, as otherwise from the way
   git_get_hash_by_path() is called (and works), we know that it is
   a blob,

 * use modern calling convention for git-blame,

 * remove unused variable,

 * don't use implicit variables ($_),

 * add some comments

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Luben Tuikov <ltuikov@yahoo.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-10 00:21:05 -08:00
Jakub Narebski
4a24bfc220 gitweb: Move 'lineno' id from link to row element in git_blame
Move l<line number> ID from <a> link element inside table row (inside
cell element for column with line numbers), to encompassing <tr> table
row element.  It was done to make it easier to manipulate result HTML
with DOM, and to be able write 'blame_incremental' view with the same,
or nearly the same result.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Luben Tuikov <ltuikov@yahoo.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-09 22:09:11 -08:00
Jakub Narebski
4586864afe gitweb: Fix bug in insert_file() subroutine
In insert_file() subroutine (which is used to insert HTML fragments as
custom header, footer, hometext (for projects list view), and per
project README.html (for summary view)) we used:

     map(to_utf8, <$fd>);

This doesn't work, and other form has to be used:

     map { to_utf8($_) } <$fd>;

Now with test for t9600 added, for $GIT_DIR/README.html.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-08 09:04:36 -08:00
Junio C Hamano
3a59bb22db Merge branch 'maint'
* maint:
  GIT 1.6.0.5
  "git diff <tree>{3,}": do not reverse order of arguments
  tag: delete TAG_EDITMSG only on successful tag
  gitweb: Make project specific override for 'grep' feature work
  http.c: use 'git_config_string' to get 'curl_http_proxy'
  fetch-pack: Avoid memcpy() with src==dst
2008-12-07 15:13:02 -08:00
Jakub Narebski
bcc6a83303 gitweb: Make project specific override for 'grep' feature work
The 'grep' feature was marked in the comments as having project
specific config, but it lacked 'sub' key required for it to work.

Kind-of-Noticed-by: Matt Kraai <kraai@ftbfs.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-07 02:52:37 -08:00
Junio C Hamano
ad685681c2 Merge branch 'jn/gitweb-utf8'
* jn/gitweb-utf8:
  gitweb: Fix handling of non-ASCII characters in inserted HTML files
2008-12-03 22:03:09 -08:00
Jakub Narebski
2dcb5e1ac8 gitweb: Fix handling of non-ASCII characters in inserted HTML files
Use new insert_file() subroutine to insert HTML chunks from external
files: $site_header, $home_text (by default indextext.html),
$site_footer, and $projectroot/$project/REAME.html.

All non-ASCII chars of those files will be broken by Perl IO layer
without decoding to utf8, so insert_file() does to_utf8() on each
printed line; alternate solution would be to open those files with
"binmode $fh, ':utf8'", or even all files with "use open qw(:std :utf8)".

Note that inserting README.html lost one of checks for simplicity.

Noticed-by: Tatsuki Sugiura <sugi@nemui.org>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-02 18:03:07 -08:00
Giuseppe Bilotta
ff3c0ff20e Update comment on gitweb_check/get_feature
This is taken from a patch from Giuseppe but unfortunately it came
too late to replace the series that was already on "next".  The comment
he updated here is better than the version we had previously, so I am
cherry-picking this bit not to lose it.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-12-02 15:28:36 -08:00
Giuseppe Bilotta
25b2790fff gitweb: make gitweb_check_feature a boolean wrapper
The gitweb_get_feature() function retrieves the configuration parameters
for the feature (such as the list of snapshot formats or the list of
additional actions), but it is very often used to see if feature is
enabled (which is returned as the first element in the list).

Because accepting the returned list in the scalar context by mistake
yields the number of elements in the array, which is non-zero in all
cases, such a mistake would result in a bug for the latter use, with
disabled features appearing enabled.  All existing callers that call the
function for this purpose assign the return value in the list context to
retrieve the first element, but that is only because we fixed careless
callers recently.

This adds gitweb_check_feature() as a wrapper to gitweb_get_feature() that
can be called safely in the scalar context to see if a feature is enabled
to reduce the risk of future bugs.  Callers of "get" that use the call
only to see if the feature is enabled are updated to call this wrapper.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-11-30 18:15:52 -08:00
Junio C Hamano
a7c5a28350 gitweb: rename gitweb_check_feature to gitweb_get_feature
The function is about retrieving the configuration parameter list for the
feature.  A more robust way to check if a feature is enabled will be
introduced in the next patch, and the function will be called
gitweb_check_feature.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-11-30 18:15:52 -08:00
Junio C Hamano
8d2dbbac21 gitweb: fix 'ctags' feature check and others
gitweb_check_feature() function is to retrieve the configuration parameter
list and calling it in the scalar context does not give its first element
that tells if the feature is enabled.  This fixes all the existing callers
to call the function correctly in the list context.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-11-30 18:15:51 -08:00
Junio C Hamano
168d5bd57b Merge branch 'jn/gitweb-customlinks'
* jn/gitweb-customlinks:
  gitweb: Better processing format string in custom links in navbar
2008-11-12 22:27:53 -08:00
Junio C Hamano
ac538e5dba Merge branch 'gb/gitweb-snapshot-pathinfo'
* gb/gitweb-snapshot-pathinfo:
  gitweb: embed snapshot format parameter in PATH_INFO
  gitweb: retrieve snapshot format from PATH_INFO
  gitweb: make the supported snapshot formats array global
2008-11-12 22:27:49 -08:00
Alexander Gavrilov
dde80d9c23 gitweb: Fix mod_perl support.
ModPerl::Registry precompiles scripts by wrapping them
in a subroutine. This causes ordinary subroutines of the
script to become nested, and warnings appear:

gitweb.cgi: Variable "$path_info" will not stay shared

This warning means that $path_info was declared as 'my',
and thus according to the perl evaluation rules all nested
subroutines will retain a reference to the instance of the
variable used in the first invocation of the master script.

When the script (i.e. the master meta-subroutine) is executed
the second time, it will use a new instance, so the logic
breaks. To avoid this it is necessary to declare all global
variables as 'our', which places them at the package level.

Signed-off-by: Alexander Gavrilov <angavrilov@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-11-06 16:39:13 -08:00