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Author SHA1 Message Date
Junio C Hamano
59b32ff338 Merge branch 'ps/gitweb-js-with-lineno'
* ps/gitweb-js-with-lineno:
  gitweb: Fix links to lines in blobs when javascript-actions are enabled
2011-10-10 15:56:20 -07:00
Peter Stuge
2b07ff3ffa gitweb: Fix links to lines in blobs when javascript-actions are enabled
The fixLinks() function adds 'js=1' to each link that does not already
have 'js' query parameter specified. This is used to signal to gitweb
that the browser can actually do javascript when these links are used.

There are two problems with the existing code:

  1. URIs with fragment and 'js' query parameter, like e.g.

        ...foo?js=0#l199

     were not recognized as having 'js' query parameter already.

  2. The 'js' query parameter, in the form of either '?js=1' or ';js=1'
     was appended at the end of URI, even if it included a fragment
     (had a hash part).  This lead to the incorrect links like this

        ...foo#l199?js=1

     instead of adding query parameter as last part of query, but
     before the fragment part, i.e.

        ...foo?js=1#l199

Signed-off-by: Peter Stuge <peter@stuge.se>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-09-27 09:34:37 -07:00
Jakub Narebski
0866786b80 gitweb: Strip non-printable characters from syntax highlighter output
The current code, as is, passes control characters, such as form-feed
(^L) to highlight which then passes it through to the browser.  User
agents (web browsers) that support 'application/xhtml+xml' usually
require that web pages declared as XHTML and with this mimetype are
well-formed XML.  Unescaped control characters cannot appear within a
contents of a valid XML document.

This will cause the browser to display one of the following warnings:

* Safari v5.1 (6534.50) & Google Chrome v13.0.782.112:

   This page contains the following errors:

   error on line 657 at column 38: PCDATA invalid Char value 12
   Below is a rendering of the page up to the first error.

* Mozilla Firefox 3.6.19 & Mozilla Firefox 5.0:

   XML Parsing Error: not well-formed
   Location:
   http://path/to/git/repo/blah/blah

Both errors were generated by gitweb.perl v1.7.3.4 w/ highlight 2.7
using arch/ia64/kernel/unwind.c from the Linux kernel.

When syntax highlighter is not used, control characters are replaced
by esc_html(), but with syntax highlighter they were passed through to
browser (to_utf8() doesn't remove control characters).

Introduce sanitize() subroutine which strips forbidden characters, but
does not perform HTML escaping, and use it in git_blob() to sanitize
syntax highlighter output for XHTML.

Note that excluding "\t" (U+0009), "\n" (U+000A) and "\r" (U+000D) is
not strictly necessary, atleast for currently the only callsite: "\t"
tabs are replaced by spaces by untabify(), "\n" is stripped from each
line before processing it, and replacing "\r" could be considered
improvement.

Originally-by: Christopher M. Fuhrman <cfuhrman@panix.com>
Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-09-16 09:22:47 -07:00
Junio C Hamano
2728139a62 Merge branch 'jn/gitweb-config-list-case'
* jn/gitweb-config-list-case:
  gitweb: Git config keys are case insensitive, make config search too
2011-08-08 12:33:35 -07:00
Junio C Hamano
86bd7f9989 Merge branch 'jn/gitweb-system-config'
* jn/gitweb-system-config:
  gitweb: Introduce common system-wide settings for convenience
2011-08-08 12:33:34 -07:00
张忠山
927cd1fc94 gitweb: pass string after encoding in utf-8 to syntax highlighter
Otherwise the highlight filter would work on a corrupt byte sequence.

Signed-off-by: 张忠山 <zzs213@126.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-08-04 12:13:38 -07:00
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
Junio C Hamano
cce347da05 Merge branch 'jn/gitweb-js-blame' into next
* jn/gitweb-js-blame:
  gitweb.js: use setTimeout rather than setInterval in blame_incremental.js
  gitweb.js: No need for loop in blame_incremental's handleResponse()
  gitweb.js: No need for inProgress in blame_incremental.js
2011-06-29 17:09:27 -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
Jakub Narebski
80b4dfeeb2 gitweb: Move "Requirements" up in gitweb/INSTALL
This way you can examine prerequisites at first glance, before
detailed instructions on installing gitweb.  Straightforward
text movement.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-03 10:00:24 -07:00
Jakub Narebski
560869e321 gitweb: Describe CSSMIN and JSMIN in gitweb/INSTALL
The build-time configuration variables JSMIN and CSSMIN were mentioned
only in Makefile; add their description to gitweb/INSTALL.

This required moving description of GITWEB_JS up, near GITWEB_CSS and
just introduced CSMIN and JSMIN.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-02 11:16:56 -07:00
Jakub Narebski
cee694d012 gitweb: Move information about installation from README to INSTALL
Almost straightformard moving of "How to configure gitweb for your
local system" section from gitweb/README to gitweb/INSTALL, as it is
about build time configuration.  Updated references to it.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-06-02 11:14:21 -07:00
Jakub Narebski
42ab5d40de gitweb.js: use setTimeout rather than setInterval in blame_incremental.js
If there is a possibility that your logic could take longer to execute
than the interval time, it is recommended that you recursively call a
named function using window.setTimeout rather than window.setInterval.

Therefore instead of using setInterval as an alternate way of invoking
handleResponse (because some web browsers call onreadystatechange only
once per each distinct state, and not for each server flush), use
setTimeout and reset it from handleResponse.  As a bonus this allows
us to get rid of timer if it turns out that web browser calls
onreadystatechange on each server flush.

While at it get rid of `xhr' global variable, creating it instead as
local variable in startBlame and passing it as parameter, and of
`pollTimer' global variable, passing it as member of xhr object
(xhr.pollTimer).

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-27 11:00:42 -07:00
Jakub Narebski
e8dd0e4063 gitweb.js: No need for loop in blame_incremental's handleResponse()
JavaScript is single-threaded, so there is no need for protecting
against changes to XMLHttpRequest object behind event handler back.

Therefore there is no need for loop that was here in case `xhr' got
new changes while processing current changes.  This should make code a
bit more clear.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-27 11:00:39 -07:00
Jakub Narebski
4510165934 gitweb.js: No need for inProgress in blame_incremental.js
JavaScript is single-threaded, so there is no need for protection
against re-entrancy via inProgress variable.

In particular calls to setInterval handler are stacked if handler
doesn't finish before new interrupt (before new interval).  The same
happens with events - they are (hopefully) stacked if even handler
didn't finish work.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-27 11:00:35 -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
Jakub Narebski
1cae3ee70d gitweb.js: Provide getElementsByClassName method (if it not exists)
The code is simplified and does not support full specification of
native getElementsByClassName method, but implements just subset that
would be enough for gitweb, supporting only single class name.

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
9a86dd5710 gitweb: Split JavaScript for maintability, combining on build
Split originally single gitweb.js file into smaller files, each
dealing with single issue / area of responsibility.  This move should
make gitweb's JavaScript code easier to maintain.

For better webapp performance it is recommended[1][2][3] to combine
JavaScript files.  Do it during build time (in gitweb/Makefile), by
straight concatenation of files into gitweb.js file (which is now
ignored as being generated).  This means that there are no changes to
gitweb script itself - it still uses gitweb.js or gitweb.min.js, but
now generated.

[1]: http://developer.yahoo.com/performance/rules.html
     "Minimize HTTP Requests" section
[2]: http://code.google.com/speed/articles/include-scripts-properly.html
     "1. Combine external JavaScript files"
[3]: http://javascript-reference.info/speed-up-your-javascript-load-time.htm
     "Combine Your Files" section.

See also new gitweb/static/js/README file.

Inspired-by-patch-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 11:22:44 -07:00
Jakub Narebski
fcce886bfb gitweb.js: Introduce code to handle cookies from JavaScript
Introduced gitweb/static/js/cookies.js file provides functions for
setting, getting and deleting cookies.

Code taken from subsection "Cookies in JavaScript" of "Professional
JavaScript for Web Developers" by Nicholas C. Zakas and from cookie
plugin for jQuery (dual licensed under the MIT and GPL licenses).

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-24 11:22:44 -07:00
Jakub Narebski
54b1479a77 gitweb.js: Extract and improve datetime handling
Move formatDateISOLocal(epoch, timezone) function (and also helper
timezoneOffset(timezoneInfo) function it requires) from common-lib.js to
datetime.js

Add new functions:
* localTimezoneOffset - to get browser timezone offset in seconds
* localTimezoneInfo   - to get browser timezone in '(+|-)HHMM' format
* formatTimezoneInfo - turn offset in hours and minutes into '(+|-)HHMM'
* parseRFC2822Date - to parse RFC-2822 dates that gitweb uses into epoch
* formatDateRFC2882 - like formatDateISOLocal, only RFC-2822 format

All those functions are meant to be used in future commit
'gitweb: javascript ability to adjust time based on timezone'

An alternative would be to use e.g. Datejs (http://www.datejs.com)
library, or JavaScript framework that has date formatting (perhaps as
a plugin).

While at it escape '-' in character class inside tzRe regexp, as
recommended by JSLint (http://www.jslint.com).

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-24 11:22:44 -07:00
Jakub Narebski
4dfa207eec gitweb.js: Provide default values for padding in padLeftStr and padLeft
This means that one can use padLeft(4, 2) and it would be equivalent
to runing padLeft(4, 2, '0'), and it would return '04' i.e. '4' padded
with '0' to width 2, to be used e.g. in formatting date and time.

This should make those functions easier to use.  Current code doesn't
yet make use of this feature.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-24 11:22:44 -07:00
Jakub Narebski
e2895de4d8 gitweb.js: Update and improve comments in JavaScript files
This consists of adding a few extra explanation, fixing descriptions
of functions to match names of parameters in code, adding a few
separators, and fixing spelling -- while at it spell 'neighbor' using
American spelling (and not as 'neighbour').

This is post-split cleanup.

Signed-off-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2011-05-24 11:22:44 -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
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