This basically stores an attribute 'svn-properties' for each file that needs them changed, and then sets the properties when committing. Issues remaining: * The way it edits the .gitattributes file is suboptimal - it just appends to the end the latest version * It could use the existing code to get the current svn properties to see if properties need to be changed; but this doesn't work on add * It would be better to cache all the svn properties locally - this could be done automatically in .gitattributes but I'm not sure everyone would want this, etc * No support for deleting properties Usage is: git svn propset PROPNAME PROPVALUE PATH Added minimal documentation for git-svn propset Signed-off-by: David Fraser <davidf@xxxxxxxxxx> --- Documentation/git-svn.txt | 5 ++ git-svn.perl | 95 ++++++++++++++++++++++++++++++++++++++++++++- 2 files changed, 99 insertions(+), 1 deletions(-)
>From 521ed4fc7c877269fb029b9494ef57300c722a10 Mon Sep 17 00:00:00 2001 From: David Fraser <davidf@xxxxxxxxxx> Date: Wed, 16 Sep 2009 13:28:00 +0200 Subject: [PATCH] Initial manually svn property setting support for git-svn. This basically stores an attribute 'svn-properties' for each file that needs them changed, and then sets the properties when committing. Issues remaining: * The way it edits the .gitattributes file is suboptimal - it just appends to the end the latest version * It could use the existing code to get the current svn properties to see if properties need to be changed; but this doesn't work on add * It would be better to cache all the svn properties locally - this could be done automatically in .gitattributes but I'm not sure everyone would want this, etc * No support for deleting properties Usage is: git svn propset PROPNAME PROPVALUE PATH Added minimal documentation for git-svn propset Signed-off-by: David Fraser <davidf@xxxxxxxxxx> --- Documentation/git-svn.txt | 5 ++ git-svn.perl | 95 ++++++++++++++++++++++++++++++++++++++++++++- 2 files changed, 99 insertions(+), 1 deletions(-) diff --git a/Documentation/git-svn.txt b/Documentation/git-svn.txt index 1812890..b14bcf0 100644 --- a/Documentation/git-svn.txt +++ b/Documentation/git-svn.txt @@ -345,6 +345,11 @@ Any other arguments are passed directly to 'git log' Gets the Subversion property given as the first argument, for a file. A specific revision can be specified with -r/--revision. +'propset':: + Sets the Subversion property given as the first argument, to the value + given as the second argument, for files specifed as the remaining + arguments. The property will be sent with the next commit. + 'show-externals':: Shows the Subversion externals. Use -r/--revision to specify a specific revision. diff --git a/git-svn.perl b/git-svn.perl index e0ec258..aaf92fb 100755 --- a/git-svn.perl +++ b/git-svn.perl @@ -80,7 +80,7 @@ my ($_stdin, $_help, $_edit, $_version, $_fetch_all, $_no_rebase, $_fetch_parent, $_merge, $_strategy, $_dry_run, $_local, $_prefix, $_no_checkout, $_url, $_verbose, - $_git_format, $_commit_url, $_tag); + $_git_format, $_commit_url, $_tag, $_set_svn_props); $Git::SVN::_follow_parent = 1; $_q ||= 0; my %remote_opts = ( 'username=s' => \$Git::SVN::Prompt::_username, @@ -147,6 +147,7 @@ my %cmd = ( 'dry-run|n' => \$_dry_run, 'fetch-all|all' => \$_fetch_all, 'commit-url=s' => \$_commit_url, + 'set-svn-props=s' => \$_set_svn_props, 'revision|r=i' => \$_revision, 'no-rebase' => \$_no_rebase, %cmt_opts, %fc_opts } ], @@ -171,6 +172,9 @@ my %cmd = ( 'propget' => [ \&cmd_propget, 'Print the value of a property on a file or directory', { 'revision|r=i' => \$_revision } ], + 'propset' => [ \&cmd_propset, + 'Set the value of a property on a file or directory - will be set on commit', + {} ], 'proplist' => [ \&cmd_proplist, 'List all properties of a file or directory', { 'revision|r=i' => \$_revision } ], @@ -892,6 +896,64 @@ sub cmd_propget { print $props->{$prop} . "\n"; } +sub check_attr +{ + my ($attr,$path) = @_; + if ( open my $fh, '-|', "git", "check-attr", $attr, "--", $path ) + { + my $val = <$fh>; + close $fh; + $val =~ s/^[^:]*:\s*[^:]*:\s*(.*)\s*$/$1/; + return $val; + } + else + { + return undef; + } +} + +# cmd_propset (PROPNAME, PROPVAL, PATH) +# ------------------------ +# Adjust the SVN property PROPNAME to PROPVAL for PATH. +sub cmd_propset { + my ($propname, $propval, $path) = @_; + $path = '.' if not defined $path; + $path = $cmd_dir_prefix . $path; + usage(1) if not defined $propname; + usage(1) if not defined $propval; + my $file = basename($path); + my $dn = dirname($path); + my $current_properties = check_attr( "svn-properties", $path ); + my $new_properties = ""; + if ($current_properties eq "unset" || $current_properties eq "" || $current_properties eq "set") { + $new_properties = "$propname=$propval"; + } else { + # TODO: handle combining properties better + my @props = split(/;/, $current_properties); + my $replaced_prop = 0; + foreach my $prop (@props) { + # Parse 'name=value' syntax and set the property. + if ($prop =~ /([^=]+)=(.*)/) { + my ($n,$v) = ($1,$2); + if ($n eq $propname) + { + $v = $propval; + $replaced_prop = 1; + } + if ($new_properties eq "") { $new_properties="$n=$v"; } + else { $new_properties="$new_properties;$n=$v"; } + } + } + if ($replaced_prop eq 0) { + $new_properties = "$new_properties;$propname=$propval"; + } + } + my $attrfile = "$dn/.gitattributes"; + open my $attrfh, '>>', $attrfile or die "Can't open $attrfile: $!\n"; + # TODO: don't simply append here if $file already has svn-properties + print $attrfh "$file svn-properties=$new_properties\n"; +} + # cmd_proplist (PATH) # ------------------- # Print the list of SVN properties for PATH. @@ -4185,6 +4247,33 @@ sub apply_autoprops { } } +sub apply_manualprops { + my ($self, $file, $fbat) = @_; + my $path = $cmd_dir_prefix . $file; + my $pending_properties = ::check_attr( "svn-properties", $path ); + if ($pending_properties eq "") { return; } + # Parse the list of properties to set. + my @props = split(/;/, $pending_properties); + # TODO: get existing properties to compare to - this fails for add so currently not done + # my $existing_props = ::get_svnprops($file); + my $existing_props = {}; + # TODO: caching svn properties or storing them in .gitattributes would make that faster + foreach my $prop (@props) { + # Parse 'name=value' syntax and set the property. + if ($prop =~ /([^=]+)=(.*)/) { + my ($n,$v) = ($1,$2); + for ($n, $v) { + s/^\s+//; s/\s+$//; + } + if (defined $existing_props->{$n} && $existing_props->{$n} eq $v) { + my $needed = 0; + } else { + $self->change_file_prop($fbat, $n, $v); + } + } + } +} + sub A { my ($self, $m) = @_; my ($dir, $file) = split_path($m->{file_b}); @@ -4193,6 +4282,7 @@ sub A { undef, -1); print "\tA\t$m->{file_b}\n" unless $::_q; $self->apply_autoprops($file, $fbat); + $self->apply_manualprops($file, $fbat); $self->chg_file($fbat, $m); $self->close_file($fbat,undef,$self->{pool}); } @@ -4204,6 +4294,7 @@ sub C { my $fbat = $self->add_file($self->repo_path($m->{file_b}), $pbat, $self->url_path($m->{file_a}), $self->{r}); print "\tC\t$m->{file_a} => $m->{file_b}\n" unless $::_q; + $self->apply_manualprops($file, $fbat); $self->chg_file($fbat, $m); $self->close_file($fbat,undef,$self->{pool}); } @@ -4223,6 +4314,7 @@ sub R { my $fbat = $self->add_file($self->repo_path($m->{file_b}), $pbat, $self->url_path($m->{file_a}), $self->{r}); print "\tR\t$m->{file_a} => $m->{file_b}\n" unless $::_q; + $self->apply_manualprops($file, $fbat); $self->apply_autoprops($file, $fbat); $self->chg_file($fbat, $m); $self->close_file($fbat,undef,$self->{pool}); @@ -4239,6 +4331,7 @@ sub M { my $fbat = $self->open_file($self->repo_path($m->{file_b}), $pbat,$self->{r},$self->{pool}); print "\t$m->{chg}\t$m->{file_b}\n" unless $::_q; + $self->apply_manualprops($file, $fbat); $self->chg_file($fbat, $m); $self->close_file($fbat,undef,$self->{pool}); } -- 1.6.0.4