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[PATCHv6 1/5] gitweb: parse project/action/hash_base:filename PATH_INFO

From
Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Date
Oct 16, 2008, 20:27 UTC
Message-ID
<1224188831-17767-2-git-send-email-giuseppe.bilotta@gmail.com>
In-Reply-To
<1224188831-17767-1-git-send-email-giuseppe.bilotta@gmail.com>

This patch enables gitweb to parse URLs with more information embedded in PATH_INFO, reducing the need for CGI parameters. The typical gitweb path is now $project/$action/$hash_base:$file_name or $project/$action/$hash

This is mostly backwards compatible with the old-style gitweb paths, $project/$branch[:$filename], except when it was used to access a branch whose name matches a gitweb action.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
---
 gitweb/gitweb.perl |   37 +++++++++++++++++++++++++++++++------
 1 files changed, 31 insertions(+), 6 deletions(-)
diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl
index c5254af..6d0dc26 100755
--- a/gitweb/gitweb.perl
+++ b/gitweb/gitweb.perl
@@ -534,23 +534,48 @@ sub evaluate_path_info {
 	return if $input_params{'action'};
 	$path_info =~ s,^\Q$project\E/*,,;
 
+	# next, check if we have an action
+	my $action = $path_info;
+	$action =~ s,/.*$,,;
+	if (exists $actions{$action}) {
+		$path_info =~ s,^$action/*,,;
+		$input_params{'action'} = $action;
+	}
+
+	# list of actions that want hash_base instead of hash
+	my @wants_base = (
+		'tree',
+		'history',
+	);
+
 	my ($refname, $pathname) = split(/:/, $path_info, 2);
 	if (defined $pathname) {
-		# we got "project.git/branch:filename" or "project.git/branch:dir/"
+		# we got "branch:filename" or "branch:dir/"
 		# we could use git_get_type(branch:pathname), but it needs $git_dir
 		$pathname =~ s,^/+,,;
 		if (!$pathname || substr($pathname, -1) eq "/") {
-			$input_params{'action'} = "tree";
+			$input_params{'action'} ||= "tree";
 			$pathname =~ s,/$,,;
 		} else {
-			$input_params{'action'} = "blob_plain";
+			$input_params{'action'} ||= "blob_plain";
 		}
 		$input_params{'hash_base'} ||= $refname;
 		$input_params{'file_name'} ||= $pathname;
 	} elsif (defined $refname) {
-		# we got "project.git/branch"
-		$input_params{'action'} = "shortlog";
-		$input_params{'hash'} ||= $refname;
+		# we got "branch". in this case we have to choose if we have to
+		# set hash or hash_base.
+		#
+		# Most of the actions without a pathname only want hash to be
+		# set, except for the ones specified in @wants_base that want
+		# hash_base instead. It should also be noted that hand-crafted
+		# links having 'history' as an action and no pathname or hash
+		# set will fail, but that happens regardless of PATH_INFO.
+		$input_params{'action'} ||= "shortlog";
+		if (grep {$input_params{'action'} eq $_} @wants_base) {
+			$input_params{'hash_base'} ||= $refname;
+		} else {
+			$input_params{'hash'} ||= $refname;
+		}
 	}
 }
 evaluate_path_info();
-- 
1.5.6.5
Previous: Giuseppe BilottaNext: Giuseppe Bilotta
Message 2 of 26 in “[PATCHv6 0/5] gitweb: PATH_INFO enhancement”
  1. Giuseppe BilottaOct 16, 2008
  2. 1/5 gitweb: parse project/action/hash_base:filename PATH_INFOGiuseppe Bilotta, Oct 16, 2008
  3. 2/5 gitweb: generate project/action/hash URLsGiuseppe Bilotta, Oct 16, 2008
  4. 3/5 gitweb: use_pathinfo filenames start with /Giuseppe Bilotta, Oct 16, 2008
  5. 4/5 gitweb: parse parent..current syntax from PATH_INFOGiuseppe Bilotta, Oct 16, 2008
  6. 5/5 gitweb: generate parent..current URLsGiuseppe Bilotta, Oct 16, 2008
  7. 6/6 gitweb: retrieve snapshot format from PATH_INFOGiuseppe Bilotta, Oct 19, 2008
  8. 6/8 gitweb: retrieve snapshot format from PATH_INFOGiuseppe Bilotta, Oct 19, 2008
  9. 7/8 gitweb: embed snapshot format parameter in PATH_INFOGiuseppe Bilotta, Oct 19, 2008
  10. 8/8 gitweb: make the supported snapshot formats array globalGiuseppe Bilotta, Oct 19, 2008
  11. Jakub NarebskiNov 2, 2008
  12. Junio C HamanoNov 2, 2008
  13. Jakub NarebskiNov 1, 2008
  14. Giuseppe BilottaNov 1, 2008
  15. Jakub NarebskiOct 21, 2008
  16. Giuseppe BilottaOct 21, 2008
  17. Junio C HamanoOct 21, 2008
  18. Jakub NarebskiOct 20, 2008
  19. Giuseppe BilottaOct 20, 2008
  20. Jakub NarebskiOct 20, 2008
  21. Giuseppe BilottaOct 20, 2008
  22. Jakub NarebskiOct 18, 2008
  23. Giuseppe BilottaOct 18, 2008
  24. Jakub NarebskiOct 19, 2008
  25. Jakub NarebskiOct 18, 2008
  26. Jakub NarebskiOct 18, 2008

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