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Jakub Narebski 14569cd810 gitweb: Git config keys are case insensitive, make config search too
"git config -z -l" that gitweb uses in git_parse_project_config() to
populate %config hash returns section and key names of config
variables in lowercase (they are case insensitive).  When checking
%config in git_get_project_config() we have to take it into account.

Helped-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-07-31 18:39:19 -07:00
Jakub Narebski 131d6afcba gitweb: Introduce common system-wide settings for convenience
Because of backward compatibility we cannot change gitweb to always
use /etc/gitweb.conf (i.e. even if gitweb_config.perl exists).  For
common system-wide settings we therefore need separate configuration
file: /etc/gitweb-common.conf.

Long description:

gitweb currently obtains configuration from the following sources:

  1. per-instance configuration file (default: gitweb_conf.perl)
  2. system-wide configuration file (default: /etc/gitweb.conf)

If per-instance configuration file exists, then system-wide
configuration is _not used at all_.  This is quite untypical and
suprising behavior.

Moreover it is different from way git itself treats /etc/git.conf.  It
reads in stuff from /etc/git.conf and then local repos can change or
override things as needed.  In fact this is quite beneficial, because
it gives site admins a simple and easy way to give an automatic hint
to a repo about things the admin would like.

On the other hand changing current behavior may lead to the situation,
where something in /etc/gitweb.conf may interfere with unintended
interaction in the local repository.  One solution would be to
_require_ to do explicit include; with read_config_file() it is now
easy, as described in gitweb/README (description introduced in this
commit).

But as J.H. noticed we cannot ask people to modify their per-instance
gitweb config file to include system-wide settings, nor we can require
them to do this.

Therefore, as proposed by Junio, for gitweb to have centralized config
elements while retaining backwards compatibility, introduce separate
common system-wide configuration file, by default /etc/gitweb-common.conf

Noticed-by: Drew Northup <drew.northup@maine.edu>
Helped-by: John 'Warthog9' Hawley <warthog9@kernel.org>
Inspired-by: Junio C Hamano <gitster@pobox.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-07-24 16:22:21 -07:00
Junio C Hamano ba9a247bf6 Merge branch 'jn/gitweb-search'
* jn/gitweb-search:
  gitweb: Make git_search_* subroutines render whole pages
  gitweb: Clean up code in git_search_* subroutines
  gitweb: Split body of git_search into subroutines
  gitweb: Check permissions first in git_search
2011-07-22 14:25:19 -07:00
Junio C Hamano 54dbc1f9e6 Merge branch 'jn/mime-type-with-params'
* jn/mime-type-with-params:
  gitweb: Serve */*+xml 'blob_plain' as text/plain with $prevent_xss
  gitweb: Serve text/* 'blob_plain' as text/plain with $prevent_xss
2011-07-19 09:45:41 -07:00
Junio C Hamano 17a403c8ce Merge branch 'jn/gitweb-split-header-html'
* jn/gitweb-split-header-html:
  gitweb: Refactor git_header_html
2011-07-19 09:45:28 -07:00
Junio C Hamano d4c8c55fab Merge branch 'ln/gitweb-mime-types-split-at-blank'
* ln/gitweb-mime-types-split-at-blank:
  gitweb: allow space as delimiter in mime.types
2011-07-13 14:31:36 -07:00
Jakub Narebski e8c3531717 gitweb: Serve */*+xml 'blob_plain' as text/plain with $prevent_xss
Enhance usability of 'blob_plain' view protection against XSS attacks
(enabled by setting $prevent_xss to true) by serving contents inline
as safe 'text/plain' mimetype where possible, instead of serving with
"Content-Disposition: attachment" to make sure they don't run in
gitweb's security domain.

This patch broadens downgrading to 'text/plain' further, to any
*/*+xml mimetype.  This includes:

  application/xhtml+xml    (*.xhtml, *.xht)
  application/atom+xml     (*.atom)
  application/rss+xml      (*.rss)
  application/mathml+xm    (*.mathml)
  application/docbook+xml  (*.docbook)
  image/svg+xml            (*.svg, *.svgz)

Probably most useful is serving XHTML files as text/plain in
'blob_plain' view, directly viewable.

Because file with 'image/svg+xml' mimetype can be compressed SVGZ
file, we have to check if */*+xml really is text file, via '-T $fd'.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-30 11:26:48 -07:00
Jakub Narebski 86afbd02c8 gitweb: Serve text/* 'blob_plain' as text/plain with $prevent_xss
One of mechanism enabled by setting $prevent_xss to true is 'blob_plain'
view protection.  With XSS prevention on, blobs of all types except a
few known safe ones are served with "Content-Disposition: attachment" to
make sure they don't run in our security domain.

Instead of serving text/* type files, except text/plain (and including
text/html), as attachements, downgrade it to text/plain.  This way HTML
pages in 'blob_plain' (raw) view would be displayed in browser, but
safely as a source, and not asked to be saved.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-30 11:26:39 -07:00
Jakub Narebski 6ee9033d67 gitweb: Refactor git_header_html
Extract the following parts into separate subroutines:

 * finding correct MIME content type for HTML pages (text/html or
   application/xhtml+xml?) into get_content_type_html()
 * printing <link ...> elements in HTML head into print_header_links()
 * printing navigation "breadcrumbs" for given action into
   print_nav_breadcrumbs()
 * printing search form into print_search_form()

This reduces git_header_html to two pages long (53 lines), making gitweb
code easier to read.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-22 14:04:32 -07:00
Jakub Narebski 1ae05be4aa gitweb: Make git_search_* subroutines render whole pages
Move git_header_html() and git_footer_html() invocation from git_search()
to individual git_search_* subroutines.

While at it, reorganize search-related code a bit, moving invoking of git
commands before any output is generated.

This has the following advantages:

  * gitweb now shows an error page if there was unknown search type
    (evaluate_and_validate_params checks only that it looks sanely);
    remember that we shouldn't call die_error after any output.

  * git_search_message is now safe agains die_error in parse_commits
    (though this is very unlikely).

  * gitweb now can check errors while invoking git commands and show
    error page (again, quite unlikely).

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-22 11:53:37 -07:00
Jakub Narebski 882541b87d gitweb: Clean up code in git_search_* subroutines
Replace sequence of

       $foo .= "bar";
       $foo .= "baz";

with

       $foo .= "bar" .
	       "baz";

Use href(-replay=>1, -page=>undef) for first page of a multipl-page view.

Wrap some lines to reduce their length. Some lines still have more than 80
characters, but lines are shorter now.

No functional changes intended.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-22 11:52:28 -07:00
Jakub Narebski 16f20725bb gitweb: Split body of git_search into subroutines
Create separate subroutines for handling each of aspects of searching
the repository:

 * git_search_message ('commit', 'author', 'committer')
 * git_search_changes ('pickaxe')
 * git_search_content_of_files ('grep')

Almost pure code movement (and unindent), which you can check e.g. via

  $ git blame -w --date=short -C -C HEAD^..HEAD -- gitweb/gitweb.perl |
    grep -C 3 -e '^[^^]' | less -S

No functional changes intended.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-22 11:44:33 -07:00
Jakub Narebski e0ca364551 gitweb: Check permissions first in git_search
Check first if relevant features: 'search', 'pickaxe', 'grep', as
appropriate, are enabled before doing anything else in git_search.
This should make git_search code more clear.

While at it, expand a bit error message (e.g. 'Pickaxe' ->
'Pickaxe search').

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-22 11:44:09 -07:00
Junio C Hamano 2765233c64 Merge branch 'maint'
* maint:
  gitweb: 'pickaxe' and 'grep' features requires 'search' to be enabled
2011-06-21 14:56:59 -07:00
Jakub Narebski a598ded1e2 gitweb: 'pickaxe' and 'grep' features requires 'search' to be enabled
Both 'pickaxe' (searching changes) and 'grep' (searching files)
require basic 'search' feature to be enabled to work.  Enabling
e.g. only 'pickaxe' won't work.

Add a comment about this.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-21 14:07:35 -07:00
Ludwig Nussel 93a6ad16a6 gitweb: allow space as delimiter in mime.types
in openSUSE /etc/mime.types has only spaces. I don't know if there's
a canonical reference that says that only tabs are allowed. Mutt at
least also accepts spaces. So make gitweb more liberal too.

Signed-off-by: Ludwig Nussel <ludwig.nussel@suse.de>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: John 'Warthog9' Hawley <warthog9@eaglescrag.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-15 09:46:07 -07:00
Jonathan Nieder 2c162b56f3 gitweb: do not misparse nonnumeric content tag files that contain a digit
v1.7.6-rc0~27^2~4 (gitweb: Change the way "content tags" ('ctags') are
handled, 2011-04-29) tried to make gitweb's tag cloud feature more
intuitive for webmasters by checking whether the ctags/<label> under
a project's .git dir contains a number (representing the strength of
association to <label>) before treating it as one.

With that change, after putting '$feature{'ctags'}{'default'} = [1];'
in your $GITWEB_CONFIG, you could do

	echo Linux >.git/ctags/linux

and gitweb would treat that as a request to tag the current repository
with the Linux tag, instead of the previous behavior of writing an
error page embedded in the projects list that triggers error messages
from Chromium and Firefox about malformed XML.

Unfortunately the pattern (\d+) used to match numbers is too loose,
and the "XML declaration allowed only at the start of the document"
error can still be experienced if you write "Linux-2.6" in place of
"Linux" in the example above.  Fix it by tightening the pattern to
^\d+$.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-09 09:22:44 -07:00
Junio C Hamano 2c6b5d8828 Merge branch 'jn/mime-type-with-params'
* jn/mime-type-with-params:
  gitweb: Fix usability of $prevent_xss
2011-06-06 11:40:22 -07:00
Jakub Narebski bee6ea17a1 gitweb: Fix usability of $prevent_xss
With XSS prevention on (enabled using $prevent_xss), blobs
('blob_plain') of all types except a few known safe ones are served
with "Content-Disposition: attachment".  However the check was too
strict; it didn't take into account optional parameter attributes,

  media-type     = type "/" subtype *( ";" parameter )

as described in RFC 2616

  http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.17
  http://www.w3.org/Protocols/rfc2616/rfc2616-sec3.html#sec3.7

This fixes that, and it for example treats following as safe MIME
media type:

  text/plain; charset=utf-8

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-05 10:38:47 -07:00
Junio C Hamano a6f3f178bd Merge branch 'jn/gitweb-js'
* jn/gitweb-js:
  gitweb: Make JavaScript ability to adjust timezones configurable
  gitweb.js: Add UI for selecting common timezone to display dates
  gitweb: JavaScript ability to adjust time based on timezone
  gitweb: Unify the way long timestamp is displayed
  gitweb: Refactor generating of long dates into format_timestamp_html
  gitweb.js: Provide getElementsByClassName method (if it not exists)
  gitweb.js: Introduce code to handle cookies from JavaScript
  gitweb.js: Extract and improve datetime handling
  gitweb.js: Provide default values for padding in padLeftStr and padLeft
  gitweb.js: Update and improve comments in JavaScript files
  gitweb: Split JavaScript for maintability, combining on build
2011-05-26 10:31:57 -07:00
Junio C Hamano 229e72dd6a Merge branch 'jn/ctags-more'
* jn/ctags-more:
  gitweb: Optional grouping of projects by category
  gitweb: Modularized git_get_project_description to be more generic
  gitweb: Split git_project_list_body in two functions
2011-05-26 10:31:53 -07:00
Jakub Narebski f612a71cc9 gitweb: Refactor reading and parsing config file into read_config_file
Beside being obvious reduction of duplicated code, this is enables us
to easily call site-wide config file in per-installation config file.

The actual update to documentation is left for next commit, because of
possible exclusive alternative (possible other next commit) of always
reading system-wide config file and relying on per-instalation config
file overriding system-wide defaults.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: John 'Warthog9' Hawley <warthog9@kernel.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-25 12:36:43 -07:00
Jakub Narebski 2e987f9240 gitweb: Make JavaScript ability to adjust timezones configurable
Configure JavaScript-based ability to select common timezone for git
dates via %feature mechanism, namely 'javascript-timezone' feature.

The following settings are configurable:
* default timezone (defaults to 'local' i.e. browser timezone);
  this also can function as a way to disable this ability,
  by setting it to false-ish value (undef or '')
* name of cookie to store user's choice of timezone
* class name to mark dates

NOTE: This is a bit of abuse of %feature system, which can store only
sequence of values, rather than dictionary (hash); usually but not
always only a single value is used.

Based-on-code-by: John 'Warthog9' Hawley <warthog9@eaglescrag.net>
Helped-by: Kevin Cernekee <cernekee@gmail.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-24 11:22:45 -07:00
John 'Warthog9' Hawley 2ae8da2552 gitweb.js: Add UI for selecting common timezone to display dates
This will modify HTML, add CSS rules and add DOM event handlers so
that clicking on any date (the common part, not the localtime part)
will display a drop down menu to choose the timezone to change to.

Currently menu displays only the following timezones:

  utc
  local
  -1200
  -1100
  ...
  +1100
  +1200
  +1300
  +1400

In timezone selection menu each timezone is +1hr to the previous.  The
code is capable of handling fractional timezones, but those have not
been added to the menu.

All changes are saved to a cookie, so page changes and closing /
reopening browser retains the last known timezone setting used.

[jn: Changed from innerHTML to DOM, moved to event delegation for
onclick to trigger menu, added close button and cookie refreshing]

Helped-by: Kevin Cernekee <cernekee@gmail.com>
Signed-off-by: John 'Warthog9' Hawley <warthog9@eaglescrag.net>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-24 11:22:45 -07:00
John 'Warthog9' Hawley 291e52bd19 gitweb: JavaScript ability to adjust time based on timezone
This patch is based on Kevin Cernekee's <cernekee@gmail.com>
patch series entitled "gitweb: introduce localtime feature".  While
Kevin's patch changed the server side output so that the timezone
was output from gitweb itself, this has a number of drawbacks, in
particular with respect to gitweb-caching.

This patch takes the same basic goal, display the appropriate times in
a given common timezone, and implements it in JavaScript.  This
requires adding / using a new class, "datetime", to be able to find
elements to be adjusted from JavaScript.  Appropriate dates are
wrapped in a span with this class.

Timezone to be used can be retrieved from "gitweb_tz" cookie, though
currently there is no way to set / manipulate this cookie from gitweb;
this is left for later commit.

Valid timezones, currently, are: "utc", "local" (which means that
timezone is taken from browser), and "+/-ZZZZ" numeric timezone as in
RFC-2822.  Default timezone is "local" (currently not configurable,
left for later commit).

Fallback (should JavaScript not be enabled) is to treat dates as they
have been and display them, only, in UTC.

Pages affected:
* 'summary' view, "last change" field (commit time from latest change)
* 'log' view, author time
* 'commit' and 'commitdiff' views, author/committer time
* 'tag' view, tagger time

Based-on-code-from: Kevin Cernekee <cernekee@gmail.com>
Signed-off-by: John 'Warthog9' Hawley <warthog9@eaglescrag.net>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-24 11:22:45 -07:00
Jakub Narebski ce71b07632 gitweb: Unify the way long timestamp is displayed
format_timestamp_html loses its "-localtime => 1" option, and now
always print the local time (in author/comitter/tagger local
timezone), with "atnight" warning if needed.

This means that both 'summary' and 'log' views now display localtime.
In the case of 'log' view this can be thought as an improvement, as
now one can easily see which commits in a series are made "atnight"
and should be examined closer.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-24 11:22:45 -07:00
Jakub Narebski 256b7b4883 gitweb: Refactor generating of long dates into format_timestamp_html
It is pure refactoring and doesn't change gitweb output, though this
could potentially affect 'summary', 'log', and 'commit'-like views
('commit', 'commitdiff', 'tag').

Remove print_local_time and format_local_time, as their use is now
replaced (indirectly) by using format_timestamp_html.

While at it improve whitespace formatting.

Inspired-by-code-by: Kevin Cernekee <cernekee@gmail.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-24 11:22:45 -07:00
Junio C Hamano ebfd72c856 Merge branch 'jn/ctags'
* jn/ctags:
  gitweb: Mark matched 'ctag' / contents tag (?by_tag=foo)
  gitweb: Change the way "content tags" ('ctags') are handled
  gitweb: Restructure projects list generation
2011-05-11 11:37:32 -07:00
Jakub Narebski 12b1443c2c gitweb: Restructure projects list generation
Extract filtering out forks (which is done if 'forks' feature is
enabled) into filter_forks_from_projects_list subroutine, and
searching projects (via projects search form, or via content tags)
into search_projects_list subroutine.

Both are now run _before_ displaying projects, and not while printing;
this allow to know upfront if there were any found projects.  Gitweb
now can and do print 'No such projects found' if user searches for
phrase which does not correspond to any project (any repository).
This also would allow splitting projects list into pages, if we so
desire.

Filtering out forks and marking repository (project) as having forks
is now consolidated into one subroutine (special case of handling
forks in git_get_projects_list only for $projects_list being file is
now removed).  Forks handling is also cleaned up and simplified.
$pr->{'forks'} now contains un-filled list of forks; we can now also
detect situation where the way for having forks is prepared, but there
are no forks yet.

Sorting projects got also refactored in a very straight way (just
moving code) into sort_projects_list subroutine.

The interaction between forks, content tags and searching is now made
more explicit: searching whether by tag, or via search form turns off
fork filtering (gitweb searches also forks, and will show all
results).  If 'ctags' feature is disabled, then searching by tag is
too.

The t9500 test now includes some basic test for 'forks' and 'ctags'
features; the t9502 includes test checking if gitweb correctly filters
out forks.

Generating list of projects by scanning given directory is now also a
bit simplified wrt. handling filtering; it is byproduct of extracting
filtering forks to separate subroutine.

While at it we now detect that there are no projects and respond with
"404 No projects found" also for 'project_index' and 'opml' actions.

Helped-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-29 14:21:48 -07:00
Sebastien Cevey d940c9015d gitweb: Optional grouping of projects by category
This adds the $projects_list_group_categories option which, if enabled,
will result in grouping projects by category on the project list page.
The category is specified for each project by the $GIT_DIR/category file
or the 'gitweb.category' variable in its configuration file. By default,
projects are put in the $project_list_default_category category.

Note:
- Categories are always sorted alphabetically, with projects in
  each category sorted according to the globally selected $order.
- When displaying a subset of all the projects (page limiting), the
  category headers are only displayed for projects present on the page.

The feature is inspired from Sham Chukoury's patch for the XMMS2
gitweb, but has been rewritten for the current gitweb code. The CSS
for categories is inspired from Gustavo Sverzut Barbieri's patch to
group projects by path.

Thanks to Florian Ragwitz for Perl tips.

[jn: Updated to post restructuring projects list generation, fixed bugs,
 added very basic test in t9500 that there are no warnings from Perl.]

Signed-off-by: Sebastien Cevey <seb@cine7.net>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-29 14:21:48 -07:00
Jakub Narebski 4b9447f98e gitweb: Mark matched 'ctag' / contents tag (?by_tag=foo)
It might have been hard to discover that current view is limited to
projects with given content tag (ctag), as it was distinquished only
in gitweb URL.  Mark matched contents tag in the tag cloud using
"match" class, for easier discovery.

This commit introduces a bit of further code duplication in
git_populate_project_tagcloud().

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Acked-by: Petr Baudis <pasky@suse.cz>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-29 14:21:48 -07:00
Sebastien Cevey e4e3b32bd2 gitweb: Modularized git_get_project_description to be more generic
Introduce a git_get_file_or_project_config utility function to
retrieve a repository variable either from a plain text file in the
$GIT_DIR or else from 'gitweb.$variable' in the repository config
(e.g. 'description').

This would be used in next commit to retrieve category for a project,
which is to be stored in the same way as project description.

Signed-off-by: Sebastien Cevey <seb@cine7.net>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-29 14:21:48 -07:00
Jakub Narebski 0368c492d6 gitweb: Change the way "content tags" ('ctags') are handled
The major change is removing the ability to edit content tags (ctags)
in a web browser.

The interface was created by gitweb, while actual editing of tags was
to be done by external script; the API was not defined, and neither
was provided example implementation.  Such split is also a bit fragile
- interface and implementation have to be kept in sync.  Gitweb
provided only ability to add tags; you could not edit tags nor delete
them.

Format of ctags is now described in the comment above git_get_project_ctags
subroutine.  Gitweb now is more robust with respect to original ctags
format; it also accepts two new formats: $GIT_DIR/ctags file, with one
content tag per line, and multi-value `gitweb.ctag' config variable.

Gathering all ctags of all project is now put in git_gather_all_ctags
subroutine, making git_project_list_body more clear.

git_populate_project_tagcloud subroutine now generates data used for
tag cloud, including generation of ctag link, also in the case
HTML::TagCloud module is unavailable.  Links are now generated using
href() subroutine - this is more robust, as ctags might contain '?',
';' and '=' special characters that need to be escaped in query param.
Shown tags are HTML-escaped.

The generation of tag cloud in git_show_project_tagcloud in the case
when HTML::TagCloud is not available is now changed slightly.

The 'content tags' field on project summary page is made more in line
with other fields in "projects_list" table.  Because one cannot now
add new tags from web interface, this field is no longer displayed
when there are no content tags for given project.

Ctags-issue-Reported-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Ctags-issue-Reported-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-29 14:21:48 -07:00
Sebastien Cevey 0fa920c35c gitweb: Split git_project_list_body in two functions
Extract the printing of project rows (body/contents of projects list
table) on the 'project_list' page into a separate git_project_list_rows
function. This makes it easier to reuse the code to print different
subsets of the whole project list.

[jn: Updated to post restructuring projects list generation]

Signed-off-by: Sebastien Cevey <seb@cine7.net>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-29 14:21:48 -07:00
Fraser Tweedale 0c8c385ef1 gitweb: supply '-n' to gzip for identical output
For projects that do not release official archives, gitweb's snapshot
feature would be an excellent alternative, and but without the '-n'
('--no-name') argument, gzip includes a timestamp in output which results
in different files.  Because some systems hash/checksum downloaded files
to ensure integrity of the tarball (e.g FreeBSD), it is desirable to
produce tarballs in a reproducible way for that purpose.

Whilst '--no-name' is more descriptive, the long version of the flag is
not supported on all systems.  In particular, OpenBSD does not appear to
support it.

Supply '-n' to gzip to exclude timestamp from output and produce idential
output every time.

Signed-off-by: Fraser Tweedale <frase@frase.id.au>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-04-26 13:14:02 -07:00
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