diff options
Diffstat (limited to 'gitweb')
-rw-r--r-- | gitweb/INSTALL | 21 | ||||
-rw-r--r-- | gitweb/README | 111 | ||||
-rw-r--r-- | gitweb/gitweb.css | 26 | ||||
-rwxr-xr-x | gitweb/gitweb.perl | 1540 |
4 files changed, 1292 insertions, 406 deletions
diff --git a/gitweb/INSTALL b/gitweb/INSTALL index 26967e201a..18c9ce35e8 100644 --- a/gitweb/INSTALL +++ b/gitweb/INSTALL @@ -166,6 +166,27 @@ Gitweb repositories shows repositories only if this file exists in its object database (if directory has the magic file named $export_ok). +- Finally, it is possible to specify an arbitrary perl subroutine that + will be called for each project to determine if it can be exported. + The subroutine receives an absolute path to the project as its only + parameter. + + For example, if you use mod_perl to run the script, and have dumb + http protocol authentication configured for your repositories, you + can use the following hook to allow access only if the user is + authorized to read the files: + + $export_auth_hook = sub { + use Apache2::SubRequest (); + use Apache2::Const -compile => qw(HTTP_OK); + my $path = "$_[0]/HEAD"; + my $r = Apache2::RequestUtil->request; + my $sub = $r->lookup_file($path); + return $sub->filename eq $path + && $sub->status == Apache2::Const::HTTP_OK; + }; + + Generating projects list using gitweb ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ diff --git a/gitweb/README b/gitweb/README index 825162a0b6..66c6a9391d 100644 --- a/gitweb/README +++ b/gitweb/README @@ -162,14 +162,18 @@ not include variables usually directly set during build): $GITWEB_LIST during installation. If empty, $projectroot is used to scan for repositories. * $my_url, $my_uri - URL and absolute URL of gitweb script; you might need to set those - variables if you are using 'pathinfo' feature: see also below. + Full URL and absolute URL of gitweb script; + in earlier versions of gitweb you might have need to set those + variables, now there should be no need to do it. + * $base_url + Base URL for relative URLs in pages generated by gitweb, + (e.g. $logo, $favicon, @stylesheets if they are relative URLs), + needed and used only for URLs with nonempty PATH_INFO via + <base href="$base_url>. Usually gitweb sets its value correctly, + and there is no need to set this variable, e.g. to $my_uri or "/". * $home_link Target of the home link on top of all pages (the first part of view - "breadcrumbs"). By default set to absolute URI of a page; you might - need to set it up to [base] gitweb URI if you use 'pathinfo' feature - (alternative format of the URLs, with project name embedded directly - in the path part of URL). + "breadcrumbs"). By default set to absolute URI of a page ($my_uri). * @stylesheets List of URIs of stylesheets (relative to base URI of a page). You might specify more than one stylesheet, for example use gitweb.css @@ -208,12 +212,17 @@ not include variables usually directly set during build): * $fallback_encoding Gitweb assumes this charset if line contains non-UTF-8 characters. Fallback decoding is used without error checking, so it can be even - 'utf-8'. Value mist be valid encodig; see Encoding::Supported(3pm) man + 'utf-8'. Value must be valid encoding; see Encoding::Supported(3pm) man page for a list. By default 'latin1', aka. 'iso-8859-1'. * @diff_opts Rename detection options for git-diff and git-diff-tree. By default ('-M'); set it to ('-C') or ('-C', '-C') to also detect copies, or set it to () if you don't want to have renames detection. + * $prevent_xss + If true, some gitweb features are disabled to prevent content in + repositories from launching cross-site scripting (XSS) attacks. Set this + to true if you don't trust the content of your repositories. The default + is false. Projects list file format @@ -260,7 +269,9 @@ You can use the following files in repository: A .html file (HTML fragment) which is included on the gitweb project summary page inside <div> block element. You can use it for longer description of a project, to provide links (for example to project's - homepage), etc. + homepage), etc. This is recognized only if XSS prevention is off + ($prevent_xss is false); a way to include a readme safely when XSS + prevention is on may be worked out in the future. * description (or gitweb.description) Short (shortened by default to 25 characters in the projects list page) single line description of a project (of a repository). Plain text file; @@ -322,6 +333,90 @@ something like the following in your gitweb.conf (or gitweb_config.perl) file: $home_link = "/"; +PATH_INFO usage +----------------------- +If you enable PATH_INFO usage in gitweb by putting + + $feature{'pathinfo'}{'default'} = [1]; + +in your gitweb.conf, it is possible to set up your server so that it +consumes and produces URLs in the form + +http://git.example.com/project.git/shortlog/sometag + +by using a configuration such as the following, that assumes that +/var/www/gitweb is the DocumentRoot of your webserver, and that it +contains the gitweb.cgi script and complementary static files +(stylesheet, favicon): + +<VirtualHost *:80> + ServerAlias git.example.com + + DocumentRoot /var/www/gitweb + + <Directory /var/www/gitweb> + Options ExecCGI + AddHandler cgi-script cgi + + DirectoryIndex gitweb.cgi + + RewriteEngine On + RewriteCond %{REQUEST_FILENAME} !-f + RewriteCond %{REQUEST_FILENAME} !-d + RewriteRule ^.* /gitweb.cgi/$0 [L,PT] + </Directory> +</VirtualHost> + +The rewrite rule guarantees that existing static files will be properly +served, whereas any other URL will be passed to gitweb as PATH_INFO +parameter. + +Notice that in this case you don't need special settings for +@stylesheets, $my_uri and $home_link, but you lose "dumb client" access +to your project .git dirs. A possible workaround for the latter is the +following: in your project root dir (e.g. /pub/git) have the projects +named without a .git extension (e.g. /pub/git/project instead of +/pub/git/project.git) and configure Apache as follows: + +<VirtualHost *:80> + ServerAlias git.example.com + + DocumentRoot /var/www/gitweb + + AliasMatch ^(/.*?)(\.git)(/.*)?$ /pub/git$1$3 + <Directory /var/www/gitweb> + Options ExecCGI + AddHandler cgi-script cgi + + DirectoryIndex gitweb.cgi + + RewriteEngine On + RewriteCond %{REQUEST_FILENAME} !-f + RewriteCond %{REQUEST_FILENAME} !-d + RewriteRule ^.* /gitweb.cgi/$0 [L,PT] + </Directory> +</VirtualHost> + +The additional AliasMatch makes it so that + +http://git.example.com/project.git + +will give raw access to the project's git dir (so that the project can +be cloned), while + +http://git.example.com/project + +will provide human-friendly gitweb access. + +This solution is not 100% bulletproof, in the sense that if some project +has a named ref (branch, tag) starting with 'git/', then paths such as + +http://git.example.com/project/command/abranch..git/abranch + +will fail with a 404 error. + + + Originally written by: Kay Sievers <kay.sievers@vrfy.org> diff --git a/gitweb/gitweb.css b/gitweb/gitweb.css index aa0eeca247..d05bc37646 100644 --- a/gitweb/gitweb.css +++ b/gitweb/gitweb.css @@ -28,6 +28,10 @@ img.logo { border-width: 0px; } +img.avatar { + vertical-align: middle; +} + div.page_header { height: 25px; padding: 8px; @@ -132,11 +136,14 @@ div.list_head { font-style: italic; } +.author_date, .author { + font-style: italic; +} + div.author_date { padding: 8px; border: solid #d9d8d1; border-width: 0px 0px 1px 0px; - font-style: italic; } a.list { @@ -435,6 +442,10 @@ div.search { right: 12px } +p.projsearch { + text-align: center; +} + td.linenr { text-align: right; } @@ -481,6 +492,19 @@ span.refs span { border-color: #ffccff #ff00ee #ff00ee #ffccff; } +span.refs span a { + text-decoration: none; + color: inherit; +} + +span.refs span a:hover { + text-decoration: underline; +} + +span.refs span.indirect { + font-style: italic; +} + span.refs span.ref { background-color: #aaaaff; border-color: #ccccff #0033cc #0033cc #ccccff; diff --git a/gitweb/gitweb.perl b/gitweb/gitweb.perl index 804670c2c6..2cb832753a 100755 --- a/gitweb/gitweb.perl +++ b/gitweb/gitweb.perl @@ -27,11 +27,29 @@ our $version = "++GIT_VERSION++"; our $my_url = $cgi->url(); our $my_uri = $cgi->url(-absolute => 1); -# if we're called with PATH_INFO, we have to strip that -# from the URL to find our real URL -if (my $path_info = $ENV{"PATH_INFO"}) { - $my_url =~ s,\Q$path_info\E$,,; - $my_uri =~ s,\Q$path_info\E$,,; +# Base URL for relative URLs in gitweb ($logo, $favicon, ...), +# needed and used only for URLs with nonempty PATH_INFO +our $base_url = $my_url; + +# When the script is used as DirectoryIndex, the URL does not contain the name +# of the script file itself, and $cgi->url() fails to strip PATH_INFO, so we +# have to do it ourselves. We make $path_info global because it's also used +# later on. +# +# Another issue with the script being the DirectoryIndex is that the resulting +# $my_url data is not the full script URL: this is good, because we want +# generated links to keep implying the script name if it wasn't explicitly +# indicated in the URL we're handling, but it means that $my_url cannot be used +# as base URL. +# Therefore, if we needed to strip PATH_INFO, then we know that we have +# to build the base URL ourselves: +our $path_info = $ENV{"PATH_INFO"}; +if ($path_info) { + if ($my_url =~ s,\Q$path_info\E$,, && + $my_uri =~ s,\Q$path_info\E$,, && + defined $ENV{'SCRIPT_NAME'}) { + $base_url = $cgi->url(-base => 1) . $ENV{'SCRIPT_NAME'}; + } } # core git executable to use @@ -76,7 +94,7 @@ our $favicon = "++GITWEB_FAVICON++"; # URI and label (title) of GIT logo link #our $logo_url = "http://www.kernel.org/pub/software/scm/git/docs/"; #our $logo_label = "git documentation"; -our $logo_url = "http://git.or.cz/"; +our $logo_url = "http://git-scm.com/"; our $logo_label = "git homepage"; # source of projects list @@ -93,6 +111,11 @@ our $default_projects_order = "project"; # (only effective if this variable evaluates to true) our $export_ok = "++GITWEB_EXPORT_OK++"; +# show repository only if this subroutine returns true +# when given the path to the project, for example: +# sub { return -e "$_[0]/git-daemon-export-ok"; } +our $export_auth_hook = undef; + # only allow viewing of repositories also shown on the overview page our $strict_export = "++GITWEB_STRICT_EXPORT++"; @@ -125,6 +148,10 @@ our $fallback_encoding = 'latin1'; # - one might want to include '-B' option, e.g. '-B', '-M' our @diff_opts = ('-M'); # taken from git_commit +# Disables features that would allow repository owners to inject script into +# the gitweb domain. +our $prevent_xss = 0; + # information about snapshot formats that gitweb is capable of serving our %known_snapshot_formats = ( # name => { @@ -168,6 +195,14 @@ our %known_snapshot_format_aliases = ( 'x-zip' => undef, '' => undef, ); +# Pixel sizes for icons and avatars. If the default font sizes or lineheights +# are changed, it may be appropriate to change these values too via +# $GITWEB_CONFIG. +our %avatar_size = ( + 'default' => 16, + 'double' => 32 +); + # You define site-wide feature defaults here; override them with # $GITWEB_CONFIG as necessary. our %feature = ( @@ -183,7 +218,9 @@ our %feature = ( # if there is no 'sub' key (no feature-sub), then feature cannot be # overriden # - # use gitweb_check_feature(<feature>) to check if <feature> is enabled + # use gitweb_get_feature(<feature>) to retrieve the <feature> value + # (an array) or gitweb_check_feature(<feature>) to check if <feature> + # is enabled # Enable the 'blame' blob view, showing the last commit that modified # each line in the file. This can be very CPU-intensive. @@ -194,7 +231,7 @@ our %feature = ( # $feature{'blame'}{'override'} = 1; # and in project config gitweb.blame = 0|1; 'blame' => { - 'sub' => \&feature_blame, + 'sub' => sub { feature_bool('blame', @_) }, 'override' => 0, 'default' => [0]}, @@ -232,7 +269,7 @@ our %feature = ( # $feature{'grep'}{'override'} = 1; # and in project config gitweb.grep = 0|1; 'grep' => { - 'sub' => \&feature_grep, + 'sub' => sub { feature_bool('grep', @_) }, 'override' => 0, 'default' => [1]}, @@ -246,7 +283,7 @@ our %feature = ( # $feature{'pickaxe'}{'override'} = 1; # and in project config gitweb.pickaxe = 0|1; 'pickaxe' => { - 'sub' => \&feature_pickaxe, + 'sub' => sub { feature_bool('pickaxe', @_) }, 'override' => 0, 'default' => [1]}, @@ -283,9 +320,83 @@ our %feature = ( 'forks' => { 'override' => 0, 'default' => [0]}, + + # Insert custom links to the action bar of all project pages. + # This enables you mainly to link to third-party scripts integrating + # into gitweb; e.g. git-browser for graphical history representation + # or custom web-based repository administration interface. + + # The 'default' value consists of a list of triplets in the form + # (label, link, position) where position is the label after which + # to insert the link and link is a format string where %n expands + # to the project name, %f to the project path within the filesystem, + # %h to the current hash (h gitweb parameter) and %b to the current + # hash base (hb gitweb parameter); %% expands to %. + + # To enable system wide have in $GITWEB_CONFIG e.g. + # $feature{'actions'}{'default'} = [('graphiclog', + # '/git-browser/by-commit.html?r=%n', 'summary')]; + # Project specific override is not supported. + 'actions' => { + 'override' => 0, + 'default' => []}, + + # Allow gitweb scan project content tags described in ctags/ + # of project repository, and display the popular Web 2.0-ish + # "tag cloud" near the project list. Note that this is something + # COMPLETELY different from the normal Git tags. + + # gitweb by itself can show existing tags, but it does not handle + # tagging itself; you need an external application for that. + # For an example script, check Girocco's cgi/tagproj.cgi. + # You may want to install the HTML::TagCloud Perl module to get + # a pretty tag cloud instead of just a list of tags. + + # To enable system wide have in $GITWEB_CONFIG + # $feature{'ctags'}{'default'} = ['path_to_tag_script']; + # Project specific override is not supported. + 'ctags' => { + 'override' => 0, + 'default' => [0]}, + + # The maximum number of patches in a patchset generated in patch + # view. Set this to 0 or undef to disable patch view, or to a + # negative number to remove any limit. + + # To disable system wide have in $GITWEB_CONFIG + # $feature{'patches'}{'default'} = [0]; + # To have project specific config enable override in $GITWEB_CONFIG + # $feature{'patches'}{'override'} = 1; + # and in project config gitweb.patches = 0|n; + # where n is the maximum number of patches allowed in a patchset. + 'patches' => { + 'sub' => \&feature_patches, + 'override' => 0, + 'default' => [16]}, + + # Avatar support. When this feature is enabled, views such as + # shortlog or commit will display an avatar associated with + # the email of the committer(s) and/or author(s). + + # Currently available providers are gravatar and picon. + # If an unknown provider is specified, the feature is disabled. + + # Gravatar depends on Digest::MD5. + # Picon currently relies on the indiana.edu database. + + # To enable system wide have in $GITWEB_CONFIG + # $feature{'avatar'}{'default'} = ['<provider>']; + # where <provider> is either gravatar or picon. + # To have project specific config enable override in $GITWEB_CONFIG + # $feature{'avatar'}{'override'} = 1; + # and in project config gitweb.avatar = <provider>; + 'avatar' => { + 'sub' => \&feature_avatar, + 'override' => 0, + 'default' => ['']}, ); -sub gitweb_check_feature { +sub gitweb_get_feature { my ($name) = @_; return unless exists $feature{$name}; my ($sub, $override, @defaults) = ( @@ -294,22 +405,39 @@ sub gitweb_check_feature { @{$feature{$name}{'default'}}); if (!$override) { return @defaults; } if (!defined $sub) { - warn "feature $name is not overrideable"; + warn "feature $name is not overridable"; return @defaults; } return $sub->(@defaults); } -sub feature_blame { - my ($val) = git_get_project_config('blame', '--bool'); +# A wrapper to check if a given feature is enabled. +# With this, you can say +# +# my $bool_feat = gitweb_check_feature('bool_feat'); +# gitweb_check_feature('bool_feat') or somecode; +# +# instead of +# +# my ($bool_feat) = gitweb_get_feature('bool_feat'); +# (gitweb_get_feature('bool_feat'))[0] or somecode; +# +sub gitweb_check_feature { + return (gitweb_get_feature(@_))[0]; +} - if ($val eq 'true') { - return 1; + +sub feature_bool { + my $key = shift; + my ($val) = git_get_project_config($key, '--bool'); + + if (!defined $val) { + return ($_[0]); + } elsif ($val eq 'true') { + return (1); } elsif ($val eq 'false') { - return 0; + return (0); } - - return $_[0]; } sub feature_snapshot { @@ -324,28 +452,20 @@ sub feature_snapshot { return @fmts; } -sub feature_grep { - my ($val) = git_get_project_config('grep', '--bool'); +sub feature_patches { + my @val = (git_get_project_config('patches', '--int')); - if ($val eq 'true') { - return (1); - } elsif ($val eq 'false') { - return (0); + if (@val) { + return @val; } return ($_[0]); } -sub feature_pickaxe { - my ($val) = git_get_project_config('pickaxe', '--bool'); - - if ($val eq 'true') { - return (1); - } elsif ($val eq 'false') { - return (0); - } +sub feature_avatar { + my @val = (git_get_project_config('avatar')); - return ($_[0]); + return @val ? @val : @_; } # checking HEAD file with -e is fragile if the repository was @@ -361,7 +481,8 @@ sub check_head_link { sub check_export_ok { my ($dir) = @_; return (check_head_link($dir) && - (!$export_ok || -e "$dir/$export_ok")); + (!$export_ok || -e "$dir/$export_ok") && + (!$export_auth_hook || $export_auth_hook->($dir))); } # process alternate names for backward compatibility @@ -372,8 +493,8 @@ sub filter_snapshot_fmts { @fmts = map { exists $known_snapshot_format_aliases{$_} ? $known_snapshot_format_aliases{$_} : $_} @fmts; - @fmts = grep(exists $known_snapshot_formats{$_}, @fmts); - + @fmts = grep { + exists $known_snapshot_formats{$_} } @fmts; } our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++"; @@ -391,34 +512,261 @@ $projects_list ||= $projectroot; # ====================================================================== # input validation and dispatch -our $action = $cgi->param('a'); + +# input parameters can be collected from a variety of sources (presently, CGI +# and PATH_INFO), so we define an %input_params hash that collects them all +# together during validation: this allows subsequent uses (e.g. href()) to be +# agnostic of the parameter origin + +our %input_params = (); + +# input parameters are stored with the long parameter name as key. This will +# also be used in the href subroutine to convert parameters to their CGI +# equivalent, and since the href() usage is the most frequent one, we store +# the name -> CGI key mapping here, instead of the reverse. +# +# XXX: Warning: If you touch this, check the search form for updating, +# too. + +our @cgi_param_mapping = ( + project => "p", + action => "a", + file_name => "f", + file_parent => "fp", + hash => "h", + hash_parent => "hp", + hash_base => "hb", + hash_parent_base => "hpb", + page => "pg", + order => "o", + searchtext => "s", + searchtype => "st", + snapshot_format => "sf", + extra_options => "opt", + search_use_regexp => "sr", +); +our %cgi_param_mapping = @cgi_param_mapping; + +# we will also need to know the possible actions, for validation +our %actions = ( + "blame" => \&git_blame, + "blobdiff" => \&git_blobdiff, + "blobdiff_plain" => \&git_blobdiff_plain, + "blob" => \&git_blob, + "blob_plain" => \&git_blob_plain, + "commitdiff" => \&git_commitdiff, + "commitdiff_plain" => \&git_commitdiff_plain, + "commit" => \&git_commit, + "forks" => \&git_forks, + "heads" => \&git_heads, + "history" => \&git_history, + "log" => \&git_log, + "patch" => \&git_patch, + "patches" => \&git_patches, + "rss" => \&git_rss, + "atom" => \&git_atom, + "search" => \&git_search, + "search_help" => \&git_search_help, + "shortlog" => \&git_shortlog, + "summary" => \&git_summary, + "tag" => \&git_tag, + "tags" => \&git_tags, + "tree" => \&git_tree, + "snapshot" => \&git_snapshot, + "object" => \&git_object, + # those below don't need $project + "opml" => \&git_opml, + "project_list" => \&git_project_list, + "project_index" => \&git_project_index, +); + +# finally, we have the hash of allowed extra_options for the commands that +# allow them +our %allowed_options = ( + "--no-merges" => [ qw(rss atom log shortlog history) ], +); + +# fill %input_params with the CGI parameters. All values except for 'opt' +# should be single values, but opt can be an array. We should probably +# build an array of parameters that can be multi-valued, but since for the time +# being it's only this one, we just single it out +while (my ($name, $symbol) = each %cgi_param_mapping) { + if ($symbol eq 'opt') { + $input_params{$name} = [ $cgi->param($symbol) ]; + } else { + $input_params{$name} = $cgi->param($symbol); + } +} + +# now read PATH_INFO and update the parameter list for missing parameters +sub evaluate_path_info { + return if defined $input_params{'project'}; + return if !$path_info; + $path_info =~ s,^/+,,; + return if !$path_info; + + # find which part of PATH_INFO is project + my $project = $path_info; + $project =~ s,/+$,,; + while ($project && !check_head_link("$projectroot/$project")) { + $project =~ s,/*[^/]*$,,; + } + return unless $project; + $input_params{'project'} = $project; + + # do not change any parameters if an action is given using the query string + 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'} = $action; + } + + # list of actions that want hash_base instead of hash, but can have no + # pathname (f) parameter + my @wants_base = ( + 'tree', + 'history', + ); + + # we want to catch + # [$hash_parent_base[:$file_parent]..]$hash_parent[:$file_name] + my ($parentrefname, $parentpathname, $refname, $pathname) = + ($path_info =~ /^(?:(.+?)(?::(.+))?\.\.)?(.+?)(?::(.+))?$/); + + # first, analyze the 'current' part + if (defined $pathname) { + # we got "branch:filename" or "branch:dir/" + # we could use git_get_type(branch:pathname), but: + # - it needs $git_dir + # - it does a git() call + # - the convention of terminating directories with a slash + # makes it superfluous + # - embedding the action in the PATH_INFO would make it even + # more superfluous + $pathname =~ s,^/+,,; + if (!$pathname || substr($pathname, -1) eq "/") { + $input_params{'action'} ||= "tree"; + $pathname =~ s,/$,,; + } else { + # the default action depends on whether we had parent info + # or not + if ($parentrefname) { + $input_params{'action'} ||= "blobdiff_plain"; + } else { + $input_params{'action'} ||= "blob_plain"; + } + } + $input_params{'hash_base'} ||= $refname; + $input_params{'file_name'} ||= $pathname; + } elsif (defined $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 { $_ eq $input_params{'action'} } @wants_base) { + $input_params{'hash_base'} ||= $refname; + } else { + $input_params{'hash'} ||= $refname; + } + } + + # next, handle the 'parent' part, if present + if (defined $parentrefname) { + # a missing pathspec defaults to the 'current' filename, allowing e.g. + # someproject/blobdiff/oldrev..newrev:/filename + if ($parentpathname) { + $parentpathname =~ s,^/+,,; + $parentpathname =~ s,/$,,; + $input_params{'file_parent'} ||= $parentpathname; + } else { + $input_params{'file_parent'} ||= $input_params{'file_name'}; + } + # we assume that hash_parent_base is wanted if a path was specified, + # or if the action wants hash_base instead of hash + if (defined $input_params{'file_parent'} || + grep { $_ eq $input_params{'action'} } @wants_base) { + $input_params{'hash_parent_base'} ||= $parentrefname; + } else { + $input_params{'hash_parent'} ||= $parentrefname; + } + } + + # for the snapshot action, we allow URLs in the form + # $project/snapshot/$hash.ext + # where .ext determines the snapshot and gets removed from the + # passed $refname to provide the $hash. + # + # To be able to tell that $refname includes the format extension, we + # require the following two conditions to be satisfied: + # - the hash input parameter MUST have been set from the $refname part + # of the URL (i.e. they must be equal) + # - the snapshot format MUST NOT have been defined already (e.g. from + # CGI parameter sf) + # It's also useless to try any matching unless $refname has a dot, + # so we check for that too + if (defined $input_params{'action'} && + $input_params{'action'} eq 'snapshot' && + defined $refname && index($refname, '.') != -1 && + $refname eq $input_params{'hash'} && + !defined $input_params{'snapshot_format'}) { + # We loop over the known snapshot formats, checking for + # extensions. Allowed extensions are both the defined suffix + # (which includes the initial dot already) and the snapshot + # format key itself, with a prepended dot + while (my ($fmt, $opt) = each %known_snapshot_formats) { + my $hash = $refname; + unless ($hash =~ s/(\Q$opt->{'suffix'}\E|\Q.$fmt\E)$//) { + next; + } + my $sfx = $1; + # a valid suffix was found, so set the snapshot format + # and reset the hash parameter + $input_params{'snapshot_format'} = $fmt; + $input_params{'hash'} = $hash; + # we also set the format suffix to the one requested + # in the URL: this way a request for e.g. .tgz returns + # a .tgz instead of a .tar.gz + $known_snapshot_formats{$fmt}{'suffix'} = $sfx; + last; + } + } +} +evaluate_path_info(); + +our $action = $input_params{'action'}; if (defined $action) { - if ($action =~ m/[^0-9a-zA-Z\.\-_]/) { + if (!validate_action($action)) { die_error(400, "Invalid action parameter"); } } # parameters which are pathnames -our $project = $cgi->param('p'); +our $project = $input_params{'project'}; if (defined $project) { - if (!validate_pathname($project) || - !(-d "$projectroot/$project") || - !check_head_link("$projectroot/$project") || - ($export_ok && !(-e "$projectroot/$project/$export_ok")) || - ($strict_export && !project_in_list($project))) { + if (!validate_project($project)) { undef $project; die_error(404, "No such project"); } } -our $file_name = $cgi->param('f'); +our $file_name = $input_params{'file_name'}; if (defined $file_name) { if (!validate_pathname($file_name)) { die_error(400, "Invalid file parameter"); } } -our $file_parent = $cgi->param('fp'); +our $file_parent = $input_params{'file_parent'}; if (defined $file_parent) { if (!validate_pathname($file_parent)) { die_error(400, "Invalid file parent parameter"); @@ -426,44 +774,41 @@ if (defined $file_parent) { } # parameters which are refnames -our $hash = $cgi->param('h'); +our $hash = $input_params{'hash'}; if (defined $hash) { if (!validate_refname($hash)) { die_error(400, "Invalid hash parameter"); } } -our $hash_parent = $cgi->param('hp'); +our $hash_parent = $input_params{'hash_parent'}; if (defined $hash_parent) { if (!validate_refname($hash_parent)) { die_error(400, "Invalid hash parent parameter"); } } -our $hash_base = $cgi->param('hb'); +our $hash_base = $input_params{'hash_base'}; if (defined $hash_base) { if (!validate_refname($hash_base)) { die_error(400, "Invalid hash base parameter"); } } -my %allowed_options = ( - "--no-merges" => [ qw(rss atom log shortlog history) ], -); - -our @extra_options = $cgi->param('opt'); -if (defined @extra_options) { - foreach my $opt (@extra_options) { - if (not exists $allowed_options{$opt}) { - die_error(400, "Invalid option parameter"); - } - if (not grep(/^$action$/, @{$allowed_options{$opt}})) { - die_error(400, "Invalid option parameter for this action"); - } +our @extra_options = @{$input_params{'extra_options'}}; +# @extra_options is always defined, since it can only be (currently) set from +# CGI, and $cgi->param() returns the empty array in array context if the param +# is not set +foreach my $opt (@extra_options) { + if (not exists $allowed_options{$opt}) { + die_error(400, "Invalid option parameter"); + } + if (not grep(/^$action$/, @{$allowed_options{$opt}})) { + die_error(400, "Invalid option parameter for this action"); } } -our $hash_parent_base = $cgi->param('hpb'); +our $hash_parent_base = $input_params{'hash_parent_base'}; if (defined $hash_parent_base) { if (!validate_refname($hash_parent_base)) { die_error(400, "Invalid hash parent base parameter"); @@ -471,23 +816,23 @@ if (defined $hash_parent_base) { } # other parameters -our $page = $cgi->param('pg'); +our $page = $input_params{'page'}; if (defined $page) { if ($page =~ m/[^0-9]/) { die_error(400, "Invalid page parameter"); } } -our $searchtype = $cgi->param('st'); +our $searchtype = $input_params{'searchtype'}; if (defined $searchtype) { if ($searchtype =~ m/[^a-z]/) { die_error(400, "Invalid searchtype parameter"); } } -our $search_use_regexp = $cgi->param('sr'); +our $search_use_regexp = $input_params{'search_use_regexp'}; -our $searchtext = $cgi->param('s'); +our $searchtext = $input_params{'searchtext'}; our $search_regexp; if (defined $searchtext) { if (length($searchtext) < 2) { @@ -496,86 +841,28 @@ if (defined $searchtext) { $search_regexp = $search_use_regexp ? $searchtext : quotemeta $searchtext; } -# now read PATH_INFO and use it as alternative to parameters -sub evaluate_path_info { - return if defined $project; - my $path_info = $ENV{"PATH_INFO"}; - return if !$path_info; - $path_info =~ s,^/+,,; - return if !$path_info; - # find which part of PATH_INFO is project - $project = $path_info; - $project =~ s,/+$,,; - while ($project && !check_head_link("$projectroot/$project")) { - $project =~ s,/*[^/]*$,,; - } - # validate project - $project = validate_pathname($project); - if (!$project || - ($export_ok && !-e "$projectroot/$project/$export_ok") || - ($strict_export && !project_in_list($project))) { - undef $project; - return; - } - # do not change any parameters if an action is given using the query string - return if $action; - $path_info =~ s,^\Q$project\E/*,,; - my ($refname, $pathname) = split(/:/, $path_info, 2); - if (defined $pathname) { - # we got "project.git/branch:filename" or "project.git/branch:dir/" - # we could use git_get_type(branch:pathname), but it needs $git_dir - $pathname =~ s,^/+,,; - if (!$pathname || substr($pathname, -1) eq "/") { - $action ||= "tree"; - $pathname =~ s,/$,,; - } else { - $action ||= "blob_plain"; - } - $hash_base ||= validate_refname($refname); - $file_name ||= validate_pathname($pathname); - } elsif (defined $refname) { - # we got "project.git/branch" - $action ||= "shortlog"; - $hash ||= validate_refname($refname); - } -} -evaluate_path_info(); - # path to the current git repository our $git_dir; $git_dir = "$projectroot/$project" if $project; -# dispatch -my %actions = ( - "blame" => \&git_blame, - "blobdiff" => \&git_blobdiff, - "blobdiff_plain" => \&git_blobdiff_plain, - "blob" => \&git_blob, - "blob_plain" => \&git_blob_plain, - "commitdiff" => \&git_commitdiff, - "commitdiff_plain" => \&git_commitdiff_plain, - "commit" => \&git_commit, - "forks" => \&git_forks, - "heads" => \&git_heads, - "history" => \&git_history, - "log" => \&git_log, - "rss" => \&git_rss, - "atom" => \&git_atom, - "search" => \&git_search, - "search_help" => \&git_search_help, - "shortlog" => \&git_shortlog, - "summary" => \&git_summary, - "tag" => \&git_tag, - "tags" => \&git_tags, - "tree" => \&git_tree, - "snapshot" => \&git_snapshot, - "object" => \&git_object, - # those below don't need $project - "opml" => \&git_opml, - "project_list" => \&git_project_list, - "project_index" => \&git_project_index, -); +# list of supported snapshot formats +our @snapshot_fmts = gitweb_get_feature('snapshot'); +@snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts); + +# check that the avatar feature is set to a known provider name, +# and for each provider check if the dependencies are satisfied. +# if the provider name is invalid or the dependencies are not met, +# reset $git_avatar to the empty string. +our ($git_avatar) = gitweb_get_feature('avatar'); +if ($git_avatar eq 'gravatar') { + $git_avatar = '' unless (eval { require Digest::MD5; 1; }); +} elsif ($git_avatar eq 'picon') { + # no dependencies +} else { + $git_avatar = ''; +} +# dispatch if (!defined $action) { if (defined $hash) { $action = git_get_type($hash); @@ -590,7 +877,7 @@ if (!defined $action) { if (!defined($actions{$action})) { die_error(400, "Unknown action"); } -if ($action !~ m/^(opml|project_list|project_index)$/ && +if ($action !~ m/^(?:opml|project_list|project_index)$/ && !$project) { die_error(400, "Project needed"); } @@ -600,60 +887,101 @@ exit; ## ====================================================================== ## action links -sub href (%) { +sub href { my %params = @_; # default is to use -absolute url() i.e. $my_uri my $href = $params{-full} ? $my_url : $my_uri; - # XXX: Warning: If you touch this, check the search form for updating, - # too. - - my @mapping = ( - project => "p", - action => "a", - file_name => "f", - file_parent => "fp", - hash => "h", - hash_parent => "hp", - hash_base => "hb", - hash_parent_base => "hpb", - page => "pg", - order => "o", - searchtext => "s", - searchtype => "st", - snapshot_format => "sf", - extra_options => "opt", - search_use_regexp => "sr", - ); - my %mapping = @mapping; - $params{'project'} = $project unless exists $params{'project'}; if ($params{-replay}) { - while (my ($name, $symbol) = each %mapping) { + while (my ($name, $symbol) = each %cgi_param_mapping) { if (!exists $params{$name}) { - # to allow for multivalued params we use arrayref form - $params{$name} = [ $cgi->param($symbol) ]; + $params{$name} = $input_params{$name}; } } } - my ($use_pathinfo) = gitweb_check_feature('pathinfo'); - if ($use_pathinfo) { - # use PATH_INFO for project name - $href .= "/".esc_url($params{'project'}) if defined $params{'project'}; + my $use_pathinfo = gitweb_check_feature('pathinfo'); + if ($use_pathinfo and defined $params{'project'}) { + # try to put as many parameters as possible in PATH_INFO: + # - project name + # - action + # - hash_parent or hash_parent_base:/file_parent + # - hash or hash_base:/filename + # - the snapshot_format as an appropriate suffix + + # When the script is the root DirectoryIndex for the domain, + # $href here would be something like http://gitweb.example.com/ + # Thus, we strip any trailing / from $href, to spare us double + # slashes in the final URL + $href =~ s,/$,,; + + # Then add the project name, if present + $href .= "/".esc_url($params{'project'}); delete $params{'project'}; - # Summary just uses the project path URL - if (defined $params{'action'} && $params{'action'} eq 'summary') { + # since we destructively absorb parameters, we keep this + # boolean that remembers if we're handling a snapshot + my $is_snapshot = $params{'action'} eq 'snapshot'; + + # Summary just uses the project path URL, any other action is + # added to the URL + if (defined $params{'action'}) { + $href .= "/".esc_url($params{'action'}) unless $params{'action'} eq 'summary'; delete $params{'action'}; } + + # Next, we put hash_parent_base:/file_parent..hash_base:/file_name, + # stripping nonexistent or useless pieces + $href .= "/" if ($params{'hash_base'} || $params{'hash_parent_base'} + || $params{'hash_parent'} || $params{'hash'}); + if (defined $params{'hash_base'}) { + if (defined $params{'hash_parent_base'}) { + $href .= esc_url($params{'hash_parent_base'}); + # skip the file_parent if it's the same as the file_name + delete $params{'file_parent'} if $params{'file_parent'} eq $params{'file_name'}; + if (defined $params{'file_parent'} && $params{'file_parent'} !~ /\.\./) { + $href .= ":/".esc_url($params{'file_parent'}); + delete $params{'file_parent'}; + } + $href .= ".."; + delete $params{'hash_parent'}; + delete $params{'hash_parent_base'}; + } elsif (defined $params{'hash_parent'}) { + $href .= esc_url($params{'hash_parent'}). ".."; + delete $params{'hash_parent'}; + } + + $href .= esc_url($params{'hash_base'}); + if (defined $params{'file_name'} && $params{'file_name'} !~ /\.\./) { + $href .= ":/".esc_url($params{'file_name'}); + delete $params{'file_name'}; + } + delete $params{'hash'}; + delete $params{'hash_base'}; + } elsif (defined $params{'hash'}) { + $href .= esc_url($params{'hash'}); + delete $params{'hash'}; + } + + # If the action was a snapshot, we can absorb the + # snapshot_format parameter too + if ($is_snapshot) { + my $fmt = $params{'snapshot_format'}; + # snapshot_format should always be defined when href() + # is called, but just in case some code forgets, we + # fall back to the default + $fmt ||= $snapshot_fmts[0]; + $href .= $known_snapshot_formats{$fmt}{'suffix'}; + delete $params{'snapshot_format'}; + } } # now encode the parameters explicitly my @result = (); - for (my $i = 0; $i < @mapping; $i += 2) { - my ($name, $symbol) = ($mapping[$i], $mapping[$i+1]); + for (my $i = 0; $i < @cgi_param_mapping; $i += 2) { + my ($name, $symbol) = ($cgi_param_mapping[$i], $cgi_param_mapping[$i+1]); if (defined $params{$name}) { if (ref($params{$name}) eq "ARRAY") { foreach my $par (@{$params{$name}}) { @@ -673,6 +1001,24 @@ sub href (%) { ## ====================================================================== ## validation, quoting/unquoting and escaping +sub validate_action { + my $input = shift || return undef; + return undef unless exists $actions{$input}; + return $input; +} + +sub validate_project { + my $input = shift || return undef; + if (!validate_pathname($input) || + !(-d "$projectroot/$input") || + !check_export_ok("$projectroot/$input") || + ($strict_export && !project_in_list($input))) { + return undef; + } else { + return $input; + } +} + sub validate_pathname { my $input = shift || return undef; @@ -739,7 +1085,7 @@ sub esc_url { } # replace invalid utf8 character with SUBSTITUTION sequence -sub esc_html ($;%) { +sub esc_html { my $str = shift; my %opts = @_; @@ -783,7 +1129,7 @@ sub quot_cec { ); my $chr = ( (exists $es{$cntrl}) ? $es{$cntrl} - : sprintf('\%03o', ord($cntrl)) ); + : sprintf('\%2x', ord($cntrl)) ); if ($opts{-nohtml}) { return $chr; } else { @@ -938,7 +1284,7 @@ sub chop_and_escape_str { if ($chopped eq $str) { return esc_html($chopped); } else { - $str =~ s/([[:cntrl:]])/?/g; + $str =~ s/[[:cntrl:]]/?/g; return $cgi->span({-title=>$str}, esc_html($chopped)); } } @@ -999,7 +1345,7 @@ use constant { }; # submodule/subproject, a commit object reference -sub S_ISGITLINK($) { +sub S_ISGITLINK { my $mode = shift; return (($mode & S_IFMT) == S_IFGITLINK) @@ -1087,24 +1433,32 @@ sub format_log_line_html { my $line = shift; $line = esc_html($line, -nbsp=>1); - if ($line =~ m/([0-9a-fA-F]{8,40})/) { - my $hash_text = $1; - my $link = - $cgi->a({-href => href(action=>"object", hash=>$hash_text), - -class => "text"}, $hash_text); - $line =~ s/$hash_text/$link/; - } + $line =~ s{\b([0-9a-fA-F]{8,40})\b}{ + $cgi->a({-href => href(action=>"object", hash=>$1), + -class => "text"}, $1); + }eg; + return $line; } # format marker of refs pointing to given object + +# the destination action is chosen based on object type and current context: +# - for annotated tags, we choose the tag view unless it's the current view +# already, in which case we go to shortlog view +# - for other refs, we keep the current view if we're in history, shortlog or +# log view, and select shortlog otherwise sub format_ref_marker { my ($refs, $id) = @_; my $markers = ''; if (defined $refs->{$id}) { foreach my $ref (@{$refs->{$id}}) { + # this code exploits the fact that non-lightweight tags are the + # only indirect objects, and that they are the only objects for which + # we want to use tag instead of shortlog as action my ($type, $name) = qw(); + my $indirect = ($ref =~ s/\^\{\}$//); # e.g. tags/v2.6.11 or heads/next if ($ref =~ m!^(.*?)s?/(.*)$!) { $type = $1; @@ -1114,8 +1468,29 @@ sub format_ref_marker { $name = $ref; } - $markers .= " <span class=\"$type\" title=\"$ref\">" . - esc_html($name) . "</span>"; + my $class = $type; + $class .= " indirect" if $indirect; + + my $dest_action = "shortlog"; + + if ($indirect) { + $dest_action = "tag" unless $action eq "tag"; + } elsif ($action =~ /^(history|(short)?log)$/) { + $dest_action = $action; + } + + my $dest = ""; + $dest .= "refs/" unless $ref =~ m!^refs/!; + $dest .= $ref; + + my $link = $cgi->a({ + -href => href( + action=>$dest_action, + hash=>$dest + )}, $name); + + $markers .= " <span class=\"$class\" title=\"$ref\">" . + $link . "</span>"; } } @@ -1132,6 +1507,7 @@ sub format_subject_html { $extra = '' unless defined($extra); if (length($short) < length($long)) { + $long =~ s/[[:cntrl:]]/?/g; return $cgi->a({-href => $href, -class => "list subject", -title => to_utf8($long)}, esc_html($short) . $extra); @@ -1141,6 +1517,82 @@ sub format_subject_html { } } +# Rather than recomputing the url for an email multiple times, we cache it +# after the first hit. This gives a visible benefit in views where the avatar +# for the same email is used repeatedly (e.g. shortlog). +# The cache is shared by all avatar engines (currently gravatar only), which +# are free to use it as preferred. Since only one avatar engine is used for any +# given page, there's no risk for cache conflicts. +our %avatar_cache = (); + +# Compute the picon url for a given email, by using the picon search service over at +# http://www.cs.indiana.edu/picons/search.html +sub picon_url { + my $email = lc shift; + if (!$avatar_cache{$email}) { + my ($user, $domain) = split('@', $email); + $avatar_cache{$email} = + "http://www.cs.indiana.edu/cgi-pub/kinzler/piconsearch.cgi/" . + "$domain/$user/" . + "users+domains+unknown/up/single"; + } + return $avatar_cache{$email}; +} + +# Compute the gravatar url for a given email, if it's not in the cache already. +# Gravatar stores only the part of the URL before the size, since that's the +# one computationally more expensive. This also allows reuse of the cache for +# different sizes (for this particular engine). +sub gravatar_url { + my $email = lc shift; + my $size = shift; + $avatar_cache{$email} ||= + "http://www.gravatar.com/avatar/" . + Digest::MD5::md5_hex($email) . "?s="; + return $avatar_cache{$email} . $size; +} + +# Insert an avatar for the given $email at the given $size if the feature +# is enabled. +sub git_get_avatar { + my ($email, %opts) = @_; + my $pre_white = ($opts{-pad_before} ? " " : ""); + my $post_white = ($opts{-pad_after} ? " " : ""); + $opts{-size} ||= 'default'; + my $size = $avatar_size{$opts{-size}} || $avatar_size{'default'}; + my $url = ""; + if ($git_avatar eq 'gravatar') { + $url = gravatar_url($email, $size); + } elsif ($git_avatar eq 'picon') { + $url = picon_url($email); + } + # Other providers can be added by extending the if chain, defining $url + # as needed. If no variant puts something in $url, we assume avatars + # are completely disabled/unavailable. + if ($url) { + return $pre_white . + "<img width=\"$size\" " . + "class=\"avatar\" " . + "src=\"$url\" " . + "alt=\"\" " . + "/>" . $post_white; + } else { + return ""; + } +} + +# format the author name of the given commit with the given tag +# the author name is chopped and escaped according to the other +# optional parameters (see chop_str). +sub format_author_html { + my $tag = shift; + my $co = shift; + my $author = chop_and_escape_str($co->{'author_name'}, @_); + return "<$tag class=\"author\">" . + git_get_avatar($co->{'author_email'}, -pad_after => 1) . + $author . "</$tag>"; +} + # format git diff header line, i.e. "diff --(git|combined|cc) ..." sub format_git_diff_header_line { my $line = shift; @@ -1427,8 +1879,6 @@ sub format_diff_line { # linked. Pass the hash of the tree/commit to snapshot. sub format_snapshot_links { my ($hash) = @_; - my @snapshot_fmts = gitweb_check_feature('snapshot'); - @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts); my $num_fmts = @snapshot_fmts; if ($num_fmts > 1) { # A parenthesized list of links bearing format names. @@ -1514,7 +1964,7 @@ sub git_cmd { # Try to avoid using this function wherever possible. sub quote_command { return join(' ', - map( { my $a = $_; $a =~ s/(['!])/'\\$1'/g; "'$a'" } @_ )); + map { my $a = $_; $a =~ s/(['!])/'\\$1'/g; "'$a'" } @_ ); } # get HEAD ref of given project as hash @@ -1588,18 +2038,19 @@ sub git_parse_project_config { return %config; } -# convert config value to boolean, 'true' or 'false' +# convert config value to boolean: 'true' or 'false' # no value, number > 0, 'true' and 'yes' values are true # rest of values are treated as false (never as error) sub config_to_bool { my $val = shift; + return 1 if !defined $val; # section.key + # strip leading and trailing whitespace $val =~ s/^\s+//; $val =~ s/\s+$//; - return (!defined $val || # section.key - ($val =~ /^\d+$/ && $val) || # section.key = 1 + return (($val =~ /^\d+$/ && $val) || # section.key = 1 ($val =~ /^(?:true|yes)$/i)); # section.key = true } @@ -1652,6 +2103,9 @@ sub git_get_project_config { $config_file = "$git_dir/config"; } + # check if config variable (key) exists + return unless exists $config{"gitweb.$key"}; + # ensure given type if (!defined $type) { return $config{"gitweb.$key"}; @@ -1722,7 +2176,7 @@ sub git_get_project_description { my $path = shift; $git_dir = "$projectroot/$path"; - open my $fd, "$git_dir/description" + open my $fd, '<', "$git_dir/description" or return git_get_project_config('description'); my $descr = <$fd>; close $fd; @@ -1732,11 +2186,75 @@ sub git_get_project_description { return $descr; } +sub git_get_project_ctags { + my $path = shift; + my $ctags = {}; + + $git_dir = "$projectroot/$path"; + opendir my $dh, "$git_dir/ctags" + or return $ctags; + foreach (grep { -f $_ } map { "$git_dir/ctags/$_" } readdir($dh)) { + open my $ct, '<', $_ or next; + my $val = <$ct>; + chomp $val; + close $ct; + my $ctag = $_; $ctag =~ s#.*/##; + $ctags->{$ctag} = $val; + } + closedir $dh; + $ctags; +} + +sub git_populate_project_tagcloud { + my $ctags = shift; + + # First, merge different-cased tags; tags vote on casing + my %ctags_lc; + foreach (keys %$ctags) { + $ctags_lc{lc $_}->{count} += $ctags->{$_}; + if (not $ctags_lc{lc $_}->{topcount} + or $ctags_lc{lc $_}->{topcount} < $ctags->{$_}) { + $ctags_lc{lc $_}->{topcount} = $ctags->{$_}; + $ctags_lc{lc $_}->{topname} = $_; + } + } + + my $cloud; + if (eval { require HTML::TagCloud; 1; }) { + $cloud = HTML::TagCloud->new; + foreach (sort keys %ctags_lc) { + # Pad the title with spaces so that the cloud looks + # less crammed. + my $title = $ctags_lc{$_}->{topname}; + $title =~ s/ / /g; + $title =~ s/^/ /g; + $title =~ s/$/ /g; + $cloud->add($title, $home_link."?by_tag=".$_, $ctags_lc{$_}->{count}); + } + } else { + $cloud = \%ctags_lc; + } + $cloud; +} + +sub git_show_project_tagcloud { + my ($cloud, $count) = @_; + print STDERR ref($cloud)."..\n"; + if (ref $cloud eq 'HTML::TagCloud') { + return $cloud->html_and_css($count); + } else { + my @tags = sort { $cloud->{$a}->{count} <=> $cloud->{$b}->{count} } keys %$cloud; + return '<p align="center">' . join (', ', map { + "<a href=\"$home_link?by_tag=$_\">$cloud->{$_}->{topname}</a>" + } splice(@tags, 0, $count)) . '</p>'; + } +} + sub git_get_project_url_list { my $path = shift; $git_dir = "$projectroot/$path"; - open my $fd, "$git_dir/cloneurl" + open my $fd, '<', "$git_dir/cloneurl" or return wantarray ? @{ config_to_multi(git_get_project_config('url')) } : config_to_multi(git_get_project_config('url')); @@ -1753,7 +2271,7 @@ sub git_get_projects_list { $filter ||= ''; $filter =~ s/\.git$//; - my ($check_forks) = gitweb_check_feature('forks'); + my $check_forks = gitweb_check_feature('forks'); if (-d $projects_list) { # search in directory @@ -1780,10 +2298,9 @@ sub git_get_projects_list { my $subdir = substr($File::Find::name, $pfxlen + 1); # we check related file in $projectroot - if ($check_forks and $subdir =~ m#/.#) { - $File::Find::prune = 1; - } elsif (check_export_ok("$projectroot/$filter/$subdir")) { - push @list, { path => ($filter ? "$filter/" : '') . $subdir }; + my $path = ($filter ? "$filter/" : '') . $subdir; + if (check_export_ok("$projectroot/$path")) { + push @list, { path => $path }; $File::Find::prune = 1; } }, @@ -1795,7 +2312,7 @@ sub git_get_projects_list { # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin' # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman' my %paths; - open my ($fd), $projects_list or return; + open my $fd, '<', $projects_list or return; PROJECT: while (my $line = <$fd>) { chomp $line; @@ -1858,7 +2375,7 @@ sub git_get_project_list_from_file { # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin' # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman' if (-f $projects_list) { - open (my $fd , $projects_list); + open(my $fd, '<', $projects_list); while (my $line = <$fd>) { chomp $line; my ($pr, $ow) = split ' ', $line; @@ -1926,7 +2443,7 @@ sub git_get_references { while (my $line = <$fd>) { chomp $line; - if ($line =~ m!^([0-9a-fA-F]{40})\srefs/($type/?[^^]+)!) { + if ($line =~ m!^([0-9a-fA-F]{40})\srefs/($type.*)$!) { if (defined $refs{$1}) { push @{$refs{$1}}, $2; } else { @@ -2006,8 +2523,14 @@ sub parse_tag { $tag{'name'} = $1; } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) { $tag{'author'} = $1; - $tag{'epoch'} = $2; - $tag{'tz'} = $3; + $tag{'author_epoch'} = $2; + $tag{'author_tz'} = $3; + if ($tag{'author'} =~ m/^([^<]+) <([^>]*)>/) { + $tag{'author_name'} = $1; + $tag{'author_email'} = $2; + } else { + $tag{'author_name'} = $tag{'author'}; + } } elsif ($line =~ m/--BEGIN/) { push @comment, $line; last; @@ -2047,7 +2570,7 @@ sub parse_commit_text { } elsif ((!defined $withparents) && ($line =~ m/^parent ([0-9a-fA-F]{40})$/)) { push @parents, $1; } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) { - $co{'author'} = $1; + $co{'author'} = to_utf8($1); $co{'author_epoch'} = $2; $co{'author_tz'} = $3; if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) { @@ -2057,10 +2580,9 @@ sub parse_commit_text { $co{'author_name'} = $co{'author'}; } } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) { - $co{'committer'} = $1; + $co{'committer'} = to_utf8($1); $co{'committer_epoch'} = $2; $co{'committer_tz'} = $3; - $co{'committer_name'} = $co{'committer'}; if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) { $co{'committer_name'} = $1; $co{'committer_email'} = $2; @@ -2223,7 +2745,7 @@ sub parsed_difftree_line { } # parse line of git-ls-tree output -sub parse_ls_tree_line ($;%) { +sub parse_ls_tree_line { my $line = shift; my %opts = @_; my %res; @@ -2394,6 +2916,15 @@ sub get_file_owner { return to_utf8($owner); } +# assume that file exists +sub insert_file { + my $filename = shift; + + open my $fd, '<', $filename; + print map { to_utf8($_) } <$fd>; + close $fd; +} + ## ...................................................................... ## mimetype related functions @@ -2403,18 +2934,18 @@ sub mimetype_guess_file { -r $mimemap or return undef; my %mimemap; - open(MIME, $mimemap) or return undef; - while (<MIME>) { + open(my $mh, '<', $mimemap) or return undef; + while (<$mh>) { next if m/^#/; # skip comments - my ($mime, $exts) = split(/\t+/); + my ($mimetype, $exts) = split(/\t+/); if (defined $exts) { my @exts = split(/\s+/, $exts); foreach my $ext (@exts) { - $mimemap{$ext} = $mime; + $mimemap{$ext} = $mimetype; } } } - close(MIME); + close($mh); $filename =~ /\.([^.]*)$/; return $mimemap{$1}; @@ -2522,9 +3053,14 @@ sub git_header_html { <meta name="robots" content="index, nofollow"/> <title>$title</title> EOF -# print out each stylesheet that exist + # the stylesheet, favicon etc urls won't work correctly with path_info + # unless we set the appropriate base URL + if ($ENV{'PATH_INFO'}) { + print "<base href=\"".esc_url($base_url)."\" />\n"; + } + # print out each stylesheet that exist, providing backwards capability + # for those people who defined $stylesheet in a config file if (defined $stylesheet) { -#provides backwards capability for those people who define style sheet in a config file print '<link rel="stylesheet" type="text/css" href="'.$stylesheet.'"/>'."\n"; } else { foreach my $stylesheet (@stylesheets) { @@ -2582,9 +3118,7 @@ EOF "<body>\n"; if (-f $site_header) { - open (my $fd, $site_header); - print <$fd>; - close $fd; + insert_file($site_header); } print "<div class=\"page_header\">\n" . @@ -2601,7 +3135,7 @@ EOF } print "</div>\n"; - my ($have_search) = gitweb_check_feature('search'); + my $have_search = gitweb_check_feature('search'); if (defined $project && $have_search) { if (!defined $searchtext) { $searchtext = ""; @@ -2615,7 +3149,7 @@ EOF $search_hash = "HEAD"; } my $action = $my_uri; - my ($use_pathinfo) = gitweb_check_feature('pathinfo'); + my $use_pathinfo = gitweb_check_feature('pathinfo'); if ($use_pathinfo) { $action .= "/".esc_url($project); } @@ -2671,9 +3205,7 @@ sub git_footer_html { print "</div>\n"; # class="page_footer" if (-f $site_footer) { - open (my $fd, $site_footer); - print <$fd>; - close $fd; + insert_file($site_footer); } print "</body>\n" . @@ -2734,13 +3266,31 @@ sub git_print_page_nav { } } } + $arg{'tree'}{'hash'} = $treehead if defined $treehead; $arg{'tree'}{'hash_base'} = $treebase if defined $treebase; + my @actions = gitweb_get_feature('actions'); + my %repl = ( + '%' => '%', + 'n' => $project, # project name + 'f' => $git_dir, # project path within filesystem + 'h' => $treehead || '', # current hash ('h' parameter) + 'b' => $treebase || '', # hash base ('hb' parameter) + ); + while (@actions) { + my ($label, $link, $pos) = splice(@actions,0,3); + # insert + @navs = map { $_ eq $pos ? ($_, $label) : $_ } @navs; + # munch munch + $link =~ s/%([%nfhb])/$repl{$1}/g; + $arg{$label}{'_href'} = $link; + } + print "<div class=\"page_nav\">\n" . (join " | ", map { $_ eq $current ? - $_ : $cgi->a({-href => href(%{$arg{$_}})}, "$_") + $_ : $cgi->a({-href => ($arg{$_}{_href} ? $arg{$_}{_href} : href(%{$arg{$_}}))}, "$_") } @navs); print "<br/>\n$extra<br/>\n" . "</div>\n"; @@ -2793,22 +3343,54 @@ sub git_print_header_div { "\n</div>\n"; } -#sub git_print_authorship (\%) { +sub print_local_time { + my %date = @_; + if ($date{'hour_local'} < 6) { + printf(" (<span class=\"atnight\">%02d:%02d</span> %s)", + $date{'hour_local'}, $date{'minute_local'}, $date{'tz_local'}); + } else { + printf(" (%02d:%02d %s)", + $date{'hour_local'}, $date{'minute_local'}, $date{'tz_local'}); + } +} + +# Outputs the author name and date in long form sub git_print_authorship { my $co = shift; + my %opts = @_; + my $tag = $opts{-tag} || 'div'; my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'}); - print "<div class=\"author_date\">" . + print "<$tag class=\"author_date\">" . esc_html($co->{'author_name'}) . " [$ad{'rfc2822'}"; - if ($ad{'hour_local'} < 6) { - printf(" (<span class=\"atnight\">%02d:%02d</span> %s)", - $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'}); - } else { - printf(" (%02d:%02d %s)", - $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'}); + print_local_time(%ad) if ($opts{-localtime}); + print "]" . git_get_avatar($co->{'author_email'}, -pad_before => 1) + . "</$tag>\n"; +} + +# Outputs table rows containing the full author or committer information, +# in the format expected for 'commit' view (& similia). +# Parameters are a commit hash reference, followed by the list of people +# to output information for. If the list is empty it defalts to both +# author and committer. +sub git_print_authorship_rows { + my $co = shift; + # too bad we can't use @people = @_ || ('author', 'committer') + my @people = @_; + @people = ('author', 'committer') unless @people; + foreach my $who (@people) { + my %wd = parse_date($co->{"${who}_epoch"}, $co->{"${who}_tz"}); + print "<tr><td>$who</td><td>" . esc_html($co->{$who}) . "</td>" . + "<td rowspan=\"2\">" . + git_get_avatar($co->{"${who}_email"}, -size => 'double') . + "</td></tr>\n" . + "<tr>" . + "<td></td><td> $wd{'rfc2822'}"; + print_local_time(%wd); + print "</td>" . + "</tr>\n"; } - print "]</div>\n"; } sub git_print_page_path { @@ -2849,8 +3431,7 @@ sub git_print_page_path { print "<br/></div>\n"; } -# sub git_print_log (\@;%) { -sub git_print_log ($;%) { +sub git_print_log { my $log = shift; my %opts = @_; @@ -2908,7 +3489,7 @@ sub git_get_link_target { open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash or return; { - local $/; + local $/ = undef; $link_target = <$fd>; } close $fd @@ -2921,10 +3502,7 @@ sub git_get_link_target { # return target of link relative to top directory (top tree); # return undef if it is not possible (including absolute links). sub normalize_link_target { - my ($link_target, $basedir, $hash_base) = @_; - - # we can normalize symlink target only if $hash_base is provided - return unless $hash_base; + my ($link_target, $basedir) = @_; # absolute symlinks (beginning with '/') cannot be normalized return if (substr($link_target, 0, 1) eq '/'); @@ -2980,7 +3558,7 @@ sub git_print_tree_entry { if (S_ISLNK(oct $t->{'mode'})) { my $link_target = git_get_link_target($t->{'hash'}); if ($link_target) { - my $norm_target = normalize_link_target($link_target, $basedir, $hash_base); + my $norm_target = normalize_link_target($link_target, $basedir); if (defined $norm_target) { print " -> " . $cgi->a({-href => href(action=>"object", hash_base=>$hash_base, @@ -3090,7 +3668,7 @@ sub is_patch_split { sub git_difftree_body { my ($difftree, $hash, @parents) = @_; my ($parent) = $parents[0]; - my ($have_blame) = gitweb_check_feature('blame'); + my $have_blame = gitweb_check_feature('blame'); print "<div class=\"list_head\">\n"; if ($#{$difftree} > 10) { print(($#{$difftree} + 1) . " files changed:\n"); @@ -3550,6 +4128,7 @@ sub fill_project_list_info { my ($projlist, $check_forks) = @_; my @projects; + my $show_ctags = gitweb_check_feature('ctags'); PROJECT: foreach my $pr (@$projlist) { my (@activity) = git_get_last_activity($pr->{'path'}); @@ -3572,29 +4151,24 @@ sub fill_project_list_info { ($pname !~ /\/$/) && (-d "$projectroot/$pname")) { $pr->{'forks'} = "-d $projectroot/$pname"; - } else { + } else { $pr->{'forks'} = 0; } } + $show_ctags and $pr->{'ctags'} = git_get_project_ctags($pr->{'path'}); push @projects, $pr; } return @projects; } -# print 'sort by' <th> element, either sorting by $key if $name eq $order -# (changing $list), or generating 'sort by $name' replay link otherwise +# print 'sort by' <th> element, generating 'sort by $name' replay link +# if that order is not selected sub print_sort_th { - my ($str_sort, $name, $order, $key, $header, $list) = @_; - $key ||= $name; + my ($name, $order, $header) = @_; $header ||= ucfirst($name); if ($order eq $name) { - if ($str_sort) { - @$list = sort {$a->{$key} cmp $b->{$key}} @$list; - } else { - @$list = sort {$a->{$key} <=> $b->{$key}} @$list; - } print "<th>$header</th>\n"; } else { print "<th>" . @@ -3604,44 +4178,71 @@ sub print_sort_th { } } -sub print_sort_th_str { - print_sort_th(1, @_); -} - -sub print_sort_th_num { - print_sort_th(0, @_); -} - sub git_project_list_body { + # actually uses global variable $project my ($projlist, $order, $from, $to, $extra, $no_header) = @_; - my ($check_forks) = gitweb_check_feature('forks'); + my $check_forks = gitweb_check_feature('forks'); my @projects = fill_project_list_info($projlist, $check_forks); $order ||= $default_projects_order; $from = 0 unless defined $from; $to = $#projects if (!defined $to || $#projects < $to); + my %order_info = ( + project => { key => 'path', type => 'str' }, + descr => { key => 'descr_long', type => 'str' }, + owner => { key => 'owner', type => 'str' }, + age => { key => 'age', type => 'num' } + ); + my $oi = $order_info{$order}; + if ($oi->{'type'} eq 'str') { + @projects = sort {$a->{$oi->{'key'}} cmp $b->{$oi->{'key'}}} @projects; + } else { + @projects = sort {$a->{$oi->{'key'}} <=> $b->{$oi->{'key'}}} @projects; + } + + my $show_ctags = gitweb_check_feature('ctags'); + if ($show_ctags) { + my %ctags; + foreach my $p (@projects) { + foreach my $ct (keys %{$p->{'ctags'}}) { + $ctags{$ct} += $p->{'ctags'}->{$ct}; + } + } + my $cloud = git_populate_project_tagcloud(\%ctags); + print git_show_project_tagcloud($cloud, 64); + } + print "<table class=\"project_list\">\n"; unless ($no_header) { print "<tr>\n"; if ($check_forks) { print "<th></th>\n"; } - print_sort_th_str('project', $order, 'path', - 'Project', \@projects); - print_sort_th_str('descr', $order, 'descr_long', - 'Description', \@projects); - print_sort_th_str('owner', $order, 'owner', - 'Owner', \@projects); - print_sort_th_num('age', $order, 'age', - 'Last Change', \@projects); + print_sort_th('project', $order, 'Project'); + print_sort_th('descr', $order, 'Description'); + print_sort_th('owner', $order, 'Owner'); + print_sort_th('age', $order, 'Last Change'); print "<th></th>\n" . # for links "</tr>\n"; } my $alternate = 1; + my $tagfilter = $cgi->param('by_tag'); for (my $i = $from; $i <= $to; $i++) { my $pr = $projects[$i]; + + next if $tagfilter and $show_ctags and not grep { lc $_ eq lc $tagfilter } keys %{$pr->{'ctags'}}; + next if $searchtext and not $pr->{'path'} =~ /$searchtext/ + and not $pr->{'descr_long'} =~ /$searchtext/; + # Weed out forks or non-matching entries of search + if ($check_forks) { + my $forkbase = $project; $forkbase ||= ''; $forkbase =~ s#\.git$#/#; + $forkbase="^$forkbase" if $forkbase; + next if not $searchtext and not $tagfilter and $show_ctags + and $pr->{'path'} =~ m#$forkbase.*/.*#; # regexp-safe + } + if ($alternate) { print "<tr class=\"dark\">\n"; } else { @@ -3703,11 +4304,9 @@ sub git_shortlog_body { print "<tr class=\"light\">\n"; } $alternate ^= 1; - my $author = chop_and_escape_str($co{'author_name'}, 10); # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" . print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" . - "<td><i>" . $author . "</i></td>\n" . - "<td>"; + format_author_html('td', \%co, 10) . "<td>"; print format_subject_html($co{'title'}, $co{'title_short'}, href(action=>"commit", hash=>$commit), $ref); print "</td>\n" . @@ -3754,11 +4353,9 @@ sub git_history_body { print "<tr class=\"light\">\n"; } $alternate ^= 1; - # shortlog uses chop_str($co{'author_name'}, 10) - my $author = chop_and_escape_str($co{'author_name'}, 15, 3); print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" . - "<td><i>" . $author . "</i></td>\n" . - "<td>"; + # shortlog: format_author_html('td', \%co, 10) + format_author_html('td', \%co, 15, 3) . "<td>"; # originally git_history used chop_str($co{'title'}, 50) print format_subject_html($co{'title'}, $co{'title_short'}, href(action=>"commit", hash=>$commit), $ref); @@ -3911,9 +4508,8 @@ sub git_search_grep_body { print "<tr class=\"light\">\n"; } $alternate ^= 1; - my $author = chop_and_escape_str($co{'author_name'}, 15, 5); print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" . - "<td><i>" . $author . "</i></td>\n" . + format_author_html('td', \%co, 15, 5) . "<td>" . $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}), -class => "list subject"}, @@ -3958,7 +4554,7 @@ sub git_search_grep_body { ## actions sub git_project_list { - my $order = $cgi->param('o'); + my $order = $input_params{'order'}; if (defined $order && $order !~ m/none|project|descr|owner|age/) { die_error(400, "Unknown order parameter"); } @@ -3971,17 +4567,20 @@ sub git_project_list { git_header_html(); if (-f $home_text) { print "<div class=\"index_include\">\n"; - open (my $fd, $home_text); - print <$fd>; - close $fd; + insert_file($home_text); print "</div>\n"; } + print $cgi->startform(-method => "get") . + "<p class=\"projsearch\">Search:\n" . + $cgi->textfield(-name => "s", -value => $searchtext) . "\n" . + "</p>" . + $cgi->end_form() . "\n"; git_project_list_body(\@list, $order); git_footer_html(); } sub git_forks { - my $order = $cgi->param('o'); + my $order = $input_params{'order'}; if (defined $order && $order !~ m/none|project|descr|owner|age/) { die_error(400, "Unknown order parameter"); } @@ -4036,7 +4635,7 @@ sub git_summary { my @taglist = git_get_tags_list(16); my @headlist = git_get_heads_list(16); my @forklist; - my ($check_forks) = gitweb_check_feature('forks'); + my $check_forks = gitweb_check_feature('forks'); if ($check_forks) { @forklist = git_get_projects_list($project); @@ -4047,10 +4646,10 @@ sub git_summary { print "<div class=\"title\"> </div>\n"; print "<table class=\"projects_list\">\n" . - "<tr><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" . - "<tr><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n"; + "<tr id=\"metadata_desc\"><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" . + "<tr id=\"metadata_owner\"><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n"; if (defined $cd{'rfc2822'}) { - print "<tr><td>last change</td><td>$cd{'rfc2822'}</td></tr>\n"; + print "<tr id=\"metadata_lchange\"><td>last change</td><td>$cd{'rfc2822'}</td></tr>\n"; } # use per project git URL list in $projectroot/$project/cloneurl @@ -4060,19 +4659,32 @@ sub git_summary { @url_list = map { "$_/$project" } @git_base_url_list unless @url_list; foreach my $git_url (@url_list) { next unless $git_url; - print "<tr><td>$url_tag</td><td>$git_url</td></tr>\n"; + print "<tr class=\"metadata_url\"><td>$url_tag</td><td>$git_url</td></tr>\n"; $url_tag = ""; } + + # Tag cloud + my $show_ctags = gitweb_check_feature('ctags'); + if ($show_ctags) { + my $ctags = git_get_project_ctags($project); + my $cloud = git_populate_project_tagcloud($ctags); + print "<tr id=\"metadata_ctags\"><td>Content tags:<br />"; + print "</td>\n<td>" unless %$ctags; + print "<form action=\"$show_ctags\" method=\"post\"><input type=\"hidden\" name=\"p\" value=\"$project\" />Add: <input type=\"text\" name=\"t\" size=\"8\" /></form>"; + print "</td>\n<td>" if %$ctags; + print git_show_project_tagcloud($cloud, 48); + print "</td></tr>"; + } + print "</table>\n"; - if (-s "$projectroot/$project/README.html") { - if (open my $fd, "$projectroot/$project/README.html") { - print "<div class=\"title\">readme</div>\n" . - "<div class=\"readme\">\n"; - print $_ while (<$fd>); - print "\n</div>\n"; # class="readme" - close $fd; - } + # If XSS prevention is on, we don't include README.html. + # TODO: Allow a readme in some safe format. + if (!$prevent_xss && -s "$projectroot/$project/README.html") { + print "<div class=\"title\">readme</div>\n" . + "<div class=\"readme\">\n"; + insert_file("$projectroot/$project/README.html"); + print "\n</div>\n"; # class="readme" } # we need to request one more than 16 (0..15) to check if @@ -4101,10 +4713,10 @@ sub git_summary { if (@forklist) { git_print_header_div('forks'); - git_project_list_body(\@forklist, undef, 0, 15, + git_project_list_body(\@forklist, 'age', 0, 15, $#forklist <= 15 ? undef : $cgi->a({-href => href(action=>"forks")}, "..."), - 'noheader'); + 'no_header'); } git_footer_html(); @@ -4131,11 +4743,7 @@ sub git_tag { $tag{'type'}) . "</td>\n" . "</tr>\n"; if (defined($tag{'author'})) { - my %ad = parse_date($tag{'epoch'}, $tag{'tz'}); - print "<tr><td>author</td><td>" . esc_html($tag{'author'}) . "</td></tr>\n"; - print "<tr><td></td><td>" . $ad{'rfc2822'} . - sprintf(" (%02d:%02d %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'}) . - "</td></tr>\n"; + git_print_authorship_rows(\%tag, 'author'); } print "</table>\n\n" . "</div>\n"; @@ -4150,28 +4758,33 @@ sub git_tag { } sub git_blame { - my $fd; - my $ftype; - + # permissions gitweb_check_feature('blame') - or die_error(403, "Blame view not allowed"); + or die_error(403, "Blame view not allowed"); + # error checking die_error(400, "No file name given") unless $file_name; $hash_base ||= git_get_head_hash($project); - die_error(404, "Couldn't find base commit") unless ($hash_base); + die_error(404, "Couldn't find base commit") unless $hash_base; my %co = parse_commit($hash_base) or die_error(404, "Commit not found"); + my $ftype = "blob"; if (!defined $hash) { $hash = git_get_hash_by_path($hash_base, $file_name, "blob") or die_error(404, "Error looking up file"); + } else { + $ftype = git_get_type($hash); + if ($ftype !~ "blob") { + die_error(400, "Object is not a blob"); + } } - $ftype = git_get_type($hash); - if ($ftype !~ "blob") { - die_error(400, "Object is not a blob"); - } - open ($fd, "-|", git_cmd(), "blame", '-p', '--', - $file_name, $hash_base) + + # run git-blame --porcelain + open my $fd, "-|", git_cmd(), "blame", '-p', + $hash_base, '--', $file_name or die_error(500, "Open git-blame failed"); + + # page header git_header_html(); my $formats_nav = $cgi->a({-href => href(action=>"blob", -replay=>1)}, @@ -4185,42 +4798,46 @@ sub git_blame { git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav); git_print_header_div('commit', esc_html($co{'title'}), $hash_base); git_print_page_path($file_name, $ftype, $hash_base); - my @rev_color = (qw(light2 dark2)); + + # page body + my @rev_color = qw(light2 dark2); my $num_colors = scalar(@rev_color); my $current_color = 0; - my $last_rev; + my %metainfo = (); + print <<HTML; <div class="page_body"> <table class="blame"> <tr><th>Commit</th><th>Line</th><th>Data</th></tr> HTML - my %metainfo = (); - while (1) { - $_ = <$fd>; - last unless defined $_; + LINE: + while (my $line = <$fd>) { + chomp $line; + # the header: <SHA-1> <src lineno> <dst lineno> [<lines in group>] + # no <lines in group> for subsequent lines in group of lines my ($full_rev, $orig_lineno, $lineno, $group_size) = - /^([0-9a-f]{40}) (\d+) (\d+)(?: (\d+))?$/; + ($line =~ /^([0-9a-f]{40}) (\d+) (\d+)(?: (\d+))?$/); if (!exists $metainfo{$full_rev}) { $metainfo{$full_rev} = {}; } my $meta = $metainfo{$full_rev}; - while (<$fd>) { - last if (s/^\t//); - if (/^(\S+) (.*)$/) { + my $data; + while ($data = <$fd>) { + chomp $data; + last if ($data =~ s/^\t//); # contents of line + if ($data =~ /^(\S+) (.*)$/) { $meta->{$1} = $2; } } - my $data = $_; - chomp $data; - my $rev = substr($full_rev, 0, 8); + my $short_rev = substr($full_rev, 0, 8); my $author = $meta->{'author'}; - my %date = parse_date($meta->{'author-time'}, - $meta->{'author-tz'}); + my %date = + parse_date($meta->{'author-time'}, $meta->{'author-tz'}); my $date = $date{'iso-tz'}; if ($group_size) { - $current_color = ++$current_color % $num_colors; + $current_color = ($current_color + 1) % $num_colors; } - print "<tr class=\"$rev_color[$current_color]\">\n"; + print "<tr id=\"l$lineno\" class=\"$rev_color[$current_color]\">\n"; if ($group_size) { print "<td class=\"sha1\""; print " title=\"". esc_html($author) . ", $date\""; @@ -4229,20 +4846,25 @@ HTML print $cgi->a({-href => href(action=>"commit", hash=>$full_rev, file_name=>$file_name)}, - esc_html($rev)); + esc_html($short_rev)); print "</td>\n"; } - open (my $dd, "-|", git_cmd(), "rev-parse", "$full_rev^") - or die_error(500, "Open git-rev-parse failed"); - my $parent_commit = <$dd>; - close $dd; - chomp($parent_commit); + my $parent_commit; + if (!exists $meta->{'parent'}) { + open (my $dd, "-|", git_cmd(), "rev-parse", "$full_rev^") + or die_error(500, "Open git-rev-parse failed"); + $parent_commit = <$dd>; + close $dd; + chomp($parent_commit); + $meta->{'parent'} = $parent_commit; + } else { + $parent_commit = $meta->{'parent'}; + } my $blamed = href(action => 'blame', file_name => $meta->{'filename'}, hash_base => $parent_commit); print "<td class=\"linenr\">"; print $cgi->a({ -href => "$blamed#l$orig_lineno", - -id => "l$lineno", -class => "linenr" }, esc_html($lineno)); print "</td>"; @@ -4253,6 +4875,8 @@ HTML print "</div>"; close $fd or print "Reading blob failed\n"; + + # page footer git_footer_html(); } @@ -4313,15 +4937,25 @@ sub git_blob_plain { $save_as .= '.txt'; } + # 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. For certain image types, + # blob view writes an <img> tag referring to blob_plain view, and we + # want to be sure not to break that by serving the image as an + # attachment (though Firefox 3 doesn't seem to care). + my $sandbox = $prevent_xss && + $type !~ m!^(?:text/plain|image/(?:gif|png|jpeg))$!; + print $cgi->header( -type => $type, -expires => $expires, - -content_disposition => 'inline; filename="' . $save_as . '"'); - undef $/; + -content_disposition => + ($sandbox ? 'attachment' : 'inline') + . '; filename="' . $save_as . '"'); + local $/ = undef; binmode STDOUT, ':raw'; print <$fd>; binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi - $/ = "\n"; close $fd; } @@ -4341,7 +4975,7 @@ sub git_blob { $expires = "+1d"; } - my ($have_blame) = gitweb_check_feature('blame'); + my $have_blame = gitweb_check_feature('blame'); open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash or die_error(500, "Couldn't cat $file_name, $hash"); my $mimetype = blob_mimetype($fd, $file_name); @@ -4423,18 +5057,22 @@ sub git_tree { } } die_error(404, "No such tree") unless defined($hash); - $/ = "\0"; - open my $fd, "-|", git_cmd(), "ls-tree", '-z', $hash - or die_error(500, "Open git-ls-tree failed"); - my @entries = map { chomp; $_ } <$fd>; - close $fd or die_error(404, "Reading tree failed"); - $/ = "\n"; + + my @entries = (); + { + local $/ = "\0"; + open my $fd, "-|", git_cmd(), "ls-tree", '-z', $hash + or die_error(500, "Open git-ls-tree failed"); + @entries = map { chomp; $_ } <$fd>; + close $fd + or die_error(404, "Reading tree failed"); + } my $refs = git_get_references(); my $ref = format_ref_marker($refs, $hash_base); git_header_html(); my $basedir = ''; - my ($have_blame) = gitweb_check_feature('blame'); + my $have_blame = gitweb_check_feature('blame'); if (defined $hash_base && (my %co = parse_commit($hash_base))) { my @views_nav = (); if (defined $file_name) { @@ -4512,20 +5150,17 @@ sub git_tree { } sub git_snapshot { - my @supported_fmts = gitweb_check_feature('snapshot'); - @supported_fmts = filter_snapshot_fmts(@supported_fmts); - - my $format = $cgi->param('sf'); - if (!@supported_fmts) { + my $format = $input_params{'snapshot_format'}; + if (!@snapshot_fmts) { die_error(403, "Snapshots not allowed"); } # default to first supported snapshot format - $format ||= $supported_fmts[0]; + $format ||= $snapshot_fmts[0]; if ($format !~ m/^[a-z0-9]+$/) { die_error(400, "Invalid snapshot format parameter"); } elsif (!exists($known_snapshot_formats{$format})) { die_error(400, "Unknown snapshot format"); - } elsif (!grep($_ eq $format, @supported_fmts)) { + } elsif (!grep($_ eq $format, @snapshot_fmts)) { die_error(403, "Unsupported snapshot format"); } @@ -4575,6 +5210,15 @@ sub git_log { my $paging_nav = format_paging_nav('log', $hash, $head, $page, $#commitlist >= 100); + my ($patch_max) = gitweb_get_feature('patches'); + if ($patch_max) { + if ($patch_max < 0 || @commitlist <= $patch_max) { + $paging_nav .= " ⋅ " . + $cgi->a({-href => href(action=>"patches", -replay=>1)}, + "patches"); + } + } + git_header_html(); git_print_page_nav('log','', $hash,undef,undef, $paging_nav); @@ -4603,9 +5247,9 @@ sub git_log { " | " . $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") . "<br/>\n" . - "</div>\n" . - "<i>" . esc_html($co{'author_name'}) . " [$ad{'rfc2822'}]</i><br/>\n" . "</div>\n"; + git_print_authorship(\%co, -tag => 'span'); + print "<br/>\n</div>\n"; print "<div class=\"log_body\">\n"; git_print_log($co{'comment'}, -final_empty_line=> 1); @@ -4624,8 +5268,6 @@ sub git_commit { $hash ||= $hash_base || "HEAD"; my %co = parse_commit($hash) or die_error(404, "Unknown commit object"); - my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'}); - my %cd = parse_date($co{'committer_epoch'}, $co{'committer_tz'}); my $parent = $co{'parent'}; my $parents = $co{'parents'}; # listref @@ -4654,6 +5296,11 @@ sub git_commit { } @$parents ) . ')'; } + if (gitweb_check_feature('patches')) { + $formats_nav .= " | " . + $cgi->a({-href => href(action=>"patch", -replay=>1)}, + "patch"); + } if (!defined $parent) { $parent = "--root"; @@ -4687,22 +5334,7 @@ sub git_commit { } print "<div class=\"title_text\">\n" . "<table class=\"object_header\">\n"; - print "<tr><td>author</td><td>" . esc_html($co{'author'}) . "</td></tr>\n". - "<tr>" . - "<td></td><td> $ad{'rfc2822'}"; - if ($ad{'hour_local'} < 6) { - printf(" (<span class=\"atnight\">%02d:%02d</span> %s)", - $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'}); - } else { - printf(" (%02d:%02d %s)", - $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'}); - } - print "</td>" . - "</tr>\n"; - print "<tr><td>committer</td><td>" . esc_html($co{'committer'}) . "</td></tr>\n"; - print "<tr><td></td><td> $cd{'rfc2822'}" . - sprintf(" (%02d:%02d %s)", $cd{'hour_local'}, $cd{'minute_local'}, $cd{'tz_local'}) . - "</td></tr>\n"; + git_print_authorship_rows(\%co); print "<tr><td>commit</td><td class=\"sha1\">$co{'id'}</td></tr>\n"; print "<tr>" . "<td>tree</td>" . @@ -4930,7 +5562,14 @@ sub git_blobdiff_plain { } sub git_commitdiff { - my $format = shift || 'html'; + my %params = @_; + my $format = $params{-format} || 'html'; + + my ($patch_max) = gitweb_get_feature('patches'); + if ($format eq 'patch') { + die_error(403, "Patch view not allowed") unless $patch_max; + } + $hash ||= $hash_base || "HEAD"; my %co = parse_commit($hash) or die_error(404, "Unknown commit object"); @@ -4945,6 +5584,11 @@ sub git_commitdiff { $formats_nav = $cgi->a({-href => href(action=>"commitdiff_plain", -replay=>1)}, "raw"); + if ($patch_max) { + $formats_nav .= " | " . + $cgi->a({-href => href(action=>"patch", -replay=>1)}, + "patch"); + } if (defined $hash_parent && $hash_parent ne '-c' && $hash_parent ne '--cc') { @@ -5028,7 +5672,31 @@ sub git_commitdiff { open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts, '-p', $hash_parent_param, $hash, "--" or die_error(500, "Open git-diff-tree failed"); - + } elsif ($format eq 'patch') { + # For commit ranges, we limit the output to the number of + # patches specified in the 'patches' feature. + # For single commits, we limit the output to a single patch, + # diverging from the git-format-patch default. + my @commit_spec = (); + if ($hash_parent) { + if ($patch_max > 0) { + push @commit_spec, "-$patch_max"; + } + push @commit_spec, '-n', "$hash_parent..$hash"; + } else { + if ($params{-single}) { + push @commit_spec, '-1'; + } else { + if ($patch_max > 0) { + push @commit_spec, "-$patch_max"; + } + push @commit_spec, "-n"; + } + push @commit_spec, '--root', $hash; + } + open $fd, "-|", git_cmd(), "format-patch", '--encoding=utf8', + '--stdout', @commit_spec + or die_error(500, "Open git-format-patch failed"); } else { die_error(400, "Unknown commitdiff format"); } @@ -5047,7 +5715,11 @@ sub git_commitdiff { git_header_html(undef, $expires); git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav); git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash); - git_print_authorship(\%co); + print "<div class=\"title_text\">\n" . + "<table class=\"object_header\">\n"; + git_print_authorship_rows(\%co); + print "</table>". + "</div>\n"; print "<div class=\"page_body\">\n"; if (@{$co{'comment'}} > 1) { print "<div class=\"log\">\n"; @@ -5077,6 +5749,14 @@ sub git_commitdiff { print to_utf8($line) . "\n"; } print "---\n\n"; + } elsif ($format eq 'patch') { + my $filename = basename($project) . "-$hash.patch"; + + print $cgi->header( + -type => 'text/plain', + -charset => 'utf-8', + -expires => $expires, + -content_disposition => 'inline; filename="' . "$filename" . '"'); } # write patch @@ -5098,11 +5778,25 @@ sub git_commitdiff { print <$fd>; close $fd or print "Reading git-diff-tree failed\n"; + } elsif ($format eq 'patch') { + local $/ = undef; + print <$fd>; + close $fd + or print "Reading git-format-patch failed\n"; } } sub git_commitdiff_plain { - git_commitdiff('plain'); + git_commitdiff(-format => 'plain'); +} + +# format-patch-style patches +sub git_patch { + git_commitdiff(-format => 'patch', -single=> 1); +} + +sub git_patches { + git_commitdiff(-format => 'patch'); } sub git_history { @@ -5254,7 +5948,7 @@ sub git_search { print "<table class=\"pickaxe search\">\n"; my $alternate = 1; - $/ = "\n"; + local $/ = "\n"; open my $fd, '-|', git_cmd(), '--no-pager', 'log', @diff_opts, '--pretty=format:%H', '--no-abbrev', '--raw', "-S$searchtext", ($search_use_regexp ? '--pickaxe-regex' : ()); @@ -5324,7 +6018,7 @@ sub git_search { print "<table class=\"grep_search\">\n"; my $alternate = 1; my $matches = 0; - $/ = "\n"; + local $/ = "\n"; open my $fd, "-|", git_cmd(), 'grep', '-n', $search_use_regexp ? ('-E', '-i') : '-F', $searchtext, $co{'tree'}; @@ -5401,7 +6095,7 @@ insensitive).</p> <dt><b>commit</b></dt> <dd>The commit messages and authorship information will be scanned for the given pattern.</dd> EOT - my ($have_grep) = gitweb_check_feature('grep'); + my $have_grep = gitweb_check_feature('grep'); if ($have_grep) { print <<EOT; <dt><b>grep</b></dt> @@ -5418,7 +6112,7 @@ EOT <dt><b>committer</b></dt> <dd>Name and e-mail of the committer and date of commit will be scanned for the given pattern.</dd> EOT - my ($have_pickaxe) = gitweb_check_feature('pickaxe'); + my $have_pickaxe = gitweb_check_feature('pickaxe'); if ($have_pickaxe) { print <<EOT; <dt><b>pickaxe</b></dt> @@ -5442,7 +6136,11 @@ sub git_shortlog { } my $refs = git_get_references(); - my @commitlist = parse_commits($hash, 101, (100 * $page)); + my $commit_hash = $hash; + if (defined $hash_parent) { + $commit_hash = "$hash_parent..$hash"; + } + my @commitlist = parse_commits($commit_hash, 101, (100 * $page)); my $paging_nav = format_paging_nav('shortlog', $hash, $head, $page, $#commitlist >= 100); my $next_link = ''; @@ -5451,6 +6149,14 @@ sub git_shortlog { $cgi->a({-href => href(-replay=>1, page=>$page+1), -accesskey => "n", -title => "Alt-n"}, "next"); } + my $patch_max = gitweb_check_feature('patches'); + if ($patch_max) { + if ($patch_max < 0 || @commitlist <= $patch_max) { + $paging_nav .= " ⋅ " . + $cgi->a({-href => href(action=>"patches", -replay=>1)}, + "patches"); + } + } git_header_html(); git_print_page_nav('shortlog','', $hash,$hash,$hash, $paging_nav); @@ -5466,7 +6172,7 @@ sub git_shortlog { sub git_feed { my $format = shift || 'atom'; - my ($have_blame) = gitweb_check_feature('blame'); + my $have_blame = gitweb_check_feature('blame'); # Atom: http://www.atomenabled.org/developers/syndication/ # RSS: http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ @@ -5488,7 +6194,25 @@ sub git_feed { } if (defined($commitlist[0])) { %latest_commit = %{$commitlist[0]}; - %latest_date = parse_date($latest_commit{'author_epoch'}); + my $latest_epoch = $latest_commit{'committer_epoch'}; + %latest_date = parse_date($latest_epoch); + my $if_modified = $cgi->http('IF_MODIFIED_SINCE'); + if (defined $if_modified) { + my $since; + if (eval { require HTTP::Date; 1; }) { + $since = HTTP::Date::str2time($if_modified); + } elsif (eval { require Time::ParseDate; 1; }) { + $since = Time::ParseDate::parsedate($if_modified, GMT => 1); + } + if (defined $since && $latest_epoch <= $since) { + print $cgi->header( + -type => $content_type, + -charset => 'utf-8', + -last_modified => $latest_date{'rfc2822'}, + -status => '304 Not Modified'); + return; + } + } print $cgi->header( -type => $content_type, -charset => 'utf-8', @@ -5547,7 +6271,24 @@ XML print "<title>$title</title>\n" . "<link>$alt_url</link>\n" . "<description>$descr</description>\n" . - "<language>en</language>\n"; + "<language>en</language>\n" . + # project owner is responsible for 'editorial' content + "<managingEditor>$owner</managingEditor>\n"; + if (defined $logo || defined $favicon) { + # prefer the logo to the favicon, since RSS + # doesn't allow both + my $img = esc_url($logo || $favicon); + print "<image>\n" . + "<url>$img</url>\n" . + "<title>$title</title>\n" . + "<link>$alt_url</link>\n" . + "</image>\n"; + } + if (%latest_date) { + print "<pubDate>$latest_date{'rfc2822'}</pubDate>\n"; + print "<lastBuildDate>$latest_date{'rfc2822'}</lastBuildDate>\n"; + } + print "<generator>gitweb v.$version/$git_version</generator>\n"; } elsif ($format eq 'atom') { print <<XML; <feed xmlns="http://www.w3.org/2005/Atom"> @@ -5574,6 +6315,7 @@ XML } else { print "<updated>$latest_date{'iso-8601'}</updated>\n"; } + print "<generator version='$version/$git_version'>gitweb</generator>\n"; } # contents @@ -5679,7 +6421,7 @@ XML # end of feed if ($format eq 'rss') { print "</channel>\n</rss>\n"; - } elsif ($format eq 'atom') { + } elsif ($format eq 'atom') { print "</feed>\n"; } } @@ -5695,7 +6437,11 @@ sub git_atom { sub git_opml { my @list = git_get_projects_list(); - print $cgi->header(-type => 'text/xml', -charset => 'utf-8'); + print $cgi->header( + -type => 'text/xml', + -charset => 'utf-8', + -content_disposition => 'inline; filename="opml.xml"'); + print <<XML; <?xml version="1.0" encoding="utf-8"?> <opml version="1.0"> @@ -5719,8 +6465,8 @@ XML } my $path = esc_html(chop_str($proj{'path'}, 25, 5)); - my $rss = "$my_url?p=$proj{'path'};a=rss"; - my $html = "$my_url?p=$proj{'path'};a=summary"; + my $rss = href('project' => $proj{'path'}, 'action' => 'rss', -full => 1); + my $html = href('project' => $proj{'path'}, 'action' => 'summary', -full => 1); print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n"; } print <<XML; |