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-rw-r--r--perl/Git/SVN/Fetcher.pm2
-rw-r--r--perl/Git/SVN/Migration.pm6
-rw-r--r--perl/Git/SVN/Ra.pm92
-rw-r--r--perl/Git/SVN/Utils.pm176
4 files changed, 230 insertions, 46 deletions
diff --git a/perl/Git/SVN/Fetcher.pm b/perl/Git/SVN/Fetcher.pm
index 76fae9bce0..046a7a2f31 100644
--- a/perl/Git/SVN/Fetcher.pm
+++ b/perl/Git/SVN/Fetcher.pm
@@ -83,7 +83,7 @@ sub _mark_empty_symlinks {
chomp(my $empty_blob = `git hash-object -t blob --stdin < /dev/null`);
my ($ls, $ctx) = command_output_pipe(qw/ls-tree -r -z/, $cmt);
local $/ = "\0";
- my $pfx = defined($switch_path) ? $switch_path : $git_svn->{path};
+ my $pfx = defined($switch_path) ? $switch_path : $git_svn->path;
$pfx .= '/' if length($pfx);
while (<$ls>) {
chomp;
diff --git a/perl/Git/SVN/Migration.pm b/perl/Git/SVN/Migration.pm
index 75d74298ea..30daf35465 100644
--- a/perl/Git/SVN/Migration.pm
+++ b/perl/Git/SVN/Migration.pm
@@ -177,14 +177,14 @@ sub minimize_connections {
my $ra = Git::SVN::Ra->new($url);
# skip existing cases where we already connect to the root
- if (($ra->{url} eq $ra->{repos_root}) ||
+ if (($ra->url eq $ra->{repos_root}) ||
($ra->{repos_root} eq $repo_id)) {
- $root_repos->{$ra->{url}} = $repo_id;
+ $root_repos->{$ra->url} = $repo_id;
next;
}
my $root_ra = Git::SVN::Ra->new($ra->{repos_root});
- my $root_path = $ra->{url};
+ my $root_path = $ra->url;
$root_path =~ s#^\Q$ra->{repos_root}\E(/|$)##;
foreach my $path (keys %$fetch) {
my $ref_id = $fetch->{$path};
diff --git a/perl/Git/SVN/Ra.pm b/perl/Git/SVN/Ra.pm
index 23ff43e86b..90ec30bfff 100644
--- a/perl/Git/SVN/Ra.pm
+++ b/perl/Git/SVN/Ra.pm
@@ -3,6 +3,12 @@ use vars qw/@ISA $config_dir $_ignore_refs_regex $_log_window_size/;
use strict;
use warnings;
use SVN::Client;
+use Git::SVN::Utils qw(
+ canonicalize_url
+ canonicalize_path
+ add_path_to_url
+);
+
use SVN::Ra;
BEGIN {
@ISA = qw(SVN::Ra);
@@ -62,29 +68,11 @@ sub _auth_providers () {
\@rv;
}
-sub escape_uri_only {
- my ($uri) = @_;
- my @tmp;
- foreach (split m{/}, $uri) {
- s/([^~\w.%+-]|%(?![a-fA-F0-9]{2}))/sprintf("%%%02X",ord($1))/eg;
- push @tmp, $_;
- }
- join('/', @tmp);
-}
-
-sub escape_url {
- my ($url) = @_;
- if ($url =~ m#^(https?)://([^/]+)(.*)$#) {
- my ($scheme, $domain, $uri) = ($1, $2, escape_uri_only($3));
- $url = "$scheme://$domain$uri";
- }
- $url;
-}
sub new {
my ($class, $url) = @_;
- $url =~ s!/+$!!;
- return $RA if ($RA && $RA->{url} eq $url);
+ $url = canonicalize_url($url);
+ return $RA if ($RA && $RA->url eq $url);
::_req_svn();
@@ -115,17 +103,34 @@ sub new {
$Git::SVN::Prompt::_no_auth_cache = 1;
}
} # no warnings 'once'
- my $self = SVN::Ra->new(url => escape_url($url), auth => $baton,
+
+ my $self = SVN::Ra->new(url => $url, auth => $baton,
config => $config,
pool => SVN::Pool->new,
auth_provider_callbacks => $callbacks);
- $self->{url} = $url;
+ $RA = bless $self, $class;
+
+ # Make sure its canonicalized
+ $self->url($url);
$self->{svn_path} = $url;
$self->{repos_root} = $self->get_repos_root;
$self->{svn_path} =~ s#^\Q$self->{repos_root}\E(/|$)##;
$self->{cache} = { check_path => { r => 0, data => {} },
get_dir => { r => 0, data => {} } };
- $RA = bless $self, $class;
+
+ return $RA;
+}
+
+sub url {
+ my $self = shift;
+
+ if (@_) {
+ my $url = shift;
+ $self->{url} = canonicalize_url($url);
+ return;
+ }
+
+ return $self->{url};
}
sub check_path {
@@ -195,6 +200,7 @@ sub get_log {
qw/copyfrom_path copyfrom_rev action/;
if ($s{'copyfrom_path'}) {
$s{'copyfrom_path'} =~ s/$prefix_regex//;
+ $s{'copyfrom_path'} = canonicalize_path($s{'copyfrom_path'});
}
$_[0]{$p} = \%s;
}
@@ -246,7 +252,7 @@ sub get_commit_editor {
sub gs_do_update {
my ($self, $rev_a, $rev_b, $gs, $editor) = @_;
my $new = ($rev_a == $rev_b);
- my $path = $gs->{path};
+ my $path = $gs->path;
if ($new && -e $gs->{index}) {
unlink $gs->{index} or die
@@ -282,30 +288,33 @@ sub gs_do_update {
# svn_ra_reparent didn't work before 1.4)
sub gs_do_switch {
my ($self, $rev_a, $rev_b, $gs, $url_b, $editor) = @_;
- my $path = $gs->{path};
+ my $path = $gs->path;
my $pool = SVN::Pool->new;
- my $full_url = $self->{url};
- my $old_url = $full_url;
- $full_url .= '/' . $path if length $path;
+ my $old_url = $self->url;
+ my $full_url = add_path_to_url( $self->url, $path );
my ($ra, $reparented);
if ($old_url =~ m#^svn(\+ssh)?://# ||
($full_url =~ m#^https?://# &&
- escape_url($full_url) ne $full_url)) {
+ canonicalize_url($full_url) ne $full_url)) {
$_[0] = undef;
$self = undef;
$RA = undef;
$ra = Git::SVN::Ra->new($full_url);
$ra_invalid = 1;
} elsif ($old_url ne $full_url) {
- SVN::_Ra::svn_ra_reparent($self->{session}, $full_url, $pool);
- $self->{url} = $full_url;
+ SVN::_Ra::svn_ra_reparent(
+ $self->{session},
+ canonicalize_url($full_url),
+ $pool
+ );
+ $self->url($full_url);
$reparented = 1;
}
$ra ||= $self;
- $url_b = escape_url($url_b);
+ $url_b = canonicalize_url($url_b);
my $reporter = $ra->do_switch($rev_b, '', 1, $url_b, $editor, $pool);
my @lock = (::compare_svn_version('1.2.0') >= 0) ? (undef) : ();
$reporter->set_path('', $rev_a, 0, @lock, $pool);
@@ -313,7 +322,7 @@ sub gs_do_switch {
if ($reparented) {
SVN::_Ra::svn_ra_reparent($self->{session}, $old_url, $pool);
- $self->{url} = $old_url;
+ $self->url($old_url);
}
$pool->clear;
@@ -326,7 +335,7 @@ sub longest_common_path {
my $common_max = scalar @$gsv;
foreach my $gs (@$gsv) {
- my @tmp = split m#/#, $gs->{path};
+ my @tmp = split m#/#, $gs->path;
my $p = '';
foreach (@tmp) {
$p .= length($p) ? "/$_" : $_;
@@ -362,7 +371,7 @@ sub gs_fetch_loop_common {
my $inc = $_log_window_size;
my ($min, $max) = ($base, $head < $base + $inc ? $head : $base + $inc);
my $longest_path = longest_common_path($gsv, $globs);
- my $ra_url = $self->{url};
+ my $ra_url = $self->url;
my $find_trailing_edge;
while (1) {
my %revs;
@@ -508,7 +517,7 @@ sub match_globs {
($self->check_path($p, $r) !=
$SVN::Node::dir));
next unless $p =~ /$g->{path}->{regex}/;
- $exists->{$p} = Git::SVN->init($self->{url}, $p, undef,
+ $exists->{$p} = Git::SVN->init($self->url, $p, undef,
$g->{ref}->full_path($de), 1);
}
}
@@ -532,7 +541,7 @@ sub match_globs {
next if ($self->check_path($pathname, $r) !=
$SVN::Node::dir);
$exists->{$pathname} = Git::SVN->init(
- $self->{url}, $pathname, undef,
+ $self->url, $pathname, undef,
$g->{ref}->full_path($p), 1);
}
my $c = '';
@@ -548,19 +557,20 @@ sub match_globs {
sub minimize_url {
my ($self) = @_;
- return $self->{url} if ($self->{url} eq $self->{repos_root});
+ return $self->url if ($self->url eq $self->{repos_root});
my $url = $self->{repos_root};
my @components = split(m!/!, $self->{svn_path});
my $c = '';
do {
- $url .= "/$c" if length $c;
+ $url = add_path_to_url($url, $c);
eval {
my $ra = (ref $self)->new($url);
my $latest = $ra->get_latest_revnum;
$ra->get_log("", $latest, 0, 1, 0, 1, sub {});
};
} while ($@ && ($c = shift @components));
- $url;
+
+ return canonicalize_url($url);
}
sub can_do_switch {
@@ -568,7 +578,7 @@ sub can_do_switch {
unless (defined $can_do_switch) {
my $pool = SVN::Pool->new;
my $rep = eval {
- $self->do_switch(1, '', 0, $self->{url},
+ $self->do_switch(1, '', 0, $self->url,
SVN::Delta::Editor->new, $pool);
};
if ($@) {
diff --git a/perl/Git/SVN/Utils.pm b/perl/Git/SVN/Utils.pm
index 496006bc7b..4bb4dde89a 100644
--- a/perl/Git/SVN/Utils.pm
+++ b/perl/Git/SVN/Utils.pm
@@ -3,9 +3,18 @@ package Git::SVN::Utils;
use strict;
use warnings;
+use SVN::Core;
+
use base qw(Exporter);
-our @EXPORT_OK = qw(fatal can_compress);
+our @EXPORT_OK = qw(
+ fatal
+ can_compress
+ canonicalize_path
+ canonicalize_url
+ join_paths
+ add_path_to_url
+);
=head1 NAME
@@ -56,4 +65,169 @@ sub can_compress {
}
+=head3 canonicalize_path
+
+ my $canoncalized_path = canonicalize_path($path);
+
+Converts $path into a canonical form which is safe to pass to the SVN
+API as a file path.
+
+=cut
+
+# Turn foo/../bar into bar
+sub _collapse_dotdot {
+ my $path = shift;
+
+ 1 while $path =~ s{/[^/]+/+\.\.}{};
+ 1 while $path =~ s{[^/]+/+\.\./}{};
+ 1 while $path =~ s{[^/]+/+\.\.}{};
+
+ return $path;
+}
+
+
+sub canonicalize_path {
+ my $path = shift;
+ my $rv;
+
+ # The 1.7 way to do it
+ if ( defined &SVN::_Core::svn_dirent_canonicalize ) {
+ $path = _collapse_dotdot($path);
+ $rv = SVN::_Core::svn_dirent_canonicalize($path);
+ }
+ # The 1.6 way to do it
+ # This can return undef on subversion-perl-1.4.2-2.el5 (CentOS 5.2)
+ elsif ( defined &SVN::_Core::svn_path_canonicalize ) {
+ $path = _collapse_dotdot($path);
+ $rv = SVN::_Core::svn_path_canonicalize($path);
+ }
+
+ return $rv if defined $rv;
+
+ # No SVN API canonicalization is available, or the SVN API
+ # didn't return a successful result, do it ourselves
+ return _canonicalize_path_ourselves($path);
+}
+
+
+sub _canonicalize_path_ourselves {
+ my ($path) = @_;
+ my $dot_slash_added = 0;
+ if (substr($path, 0, 1) ne "/") {
+ $path = "./" . $path;
+ $dot_slash_added = 1;
+ }
+ $path =~ s#/+#/#g;
+ $path =~ s#/\.(?:/|$)#/#g;
+ $path = _collapse_dotdot($path);
+ $path =~ s#/$##g;
+ $path =~ s#^\./## if $dot_slash_added;
+ $path =~ s#^/##;
+ $path =~ s#^\.$##;
+ return $path;
+}
+
+
+=head3 canonicalize_url
+
+ my $canonicalized_url = canonicalize_url($url);
+
+Converts $url into a canonical form which is safe to pass to the SVN
+API as a URL.
+
+=cut
+
+sub canonicalize_url {
+ my $url = shift;
+
+ # The 1.7 way to do it
+ if ( defined &SVN::_Core::svn_uri_canonicalize ) {
+ return SVN::_Core::svn_uri_canonicalize($url);
+ }
+ # There wasn't a 1.6 way to do it, so we do it ourself.
+ else {
+ return _canonicalize_url_ourselves($url);
+ }
+}
+
+
+sub _canonicalize_url_path {
+ my ($uri_path) = @_;
+
+ my @parts;
+ foreach my $part (split m{/+}, $uri_path) {
+ $part =~ s/([^~\w.%+-]|%(?![a-fA-F0-9]{2}))/sprintf("%%%02X",ord($1))/eg;
+ push @parts, $part;
+ }
+
+ return join('/', @parts);
+}
+
+sub _canonicalize_url_ourselves {
+ my ($url) = @_;
+ if ($url =~ m#^([^:]+)://([^/]*)(.*)$#) {
+ my ($scheme, $domain, $uri) = ($1, $2, _canonicalize_url_path(canonicalize_path($3)));
+ $url = "$scheme://$domain$uri";
+ }
+ $url;
+}
+
+
+=head3 join_paths
+
+ my $new_path = join_paths(@paths);
+
+Appends @paths together into a single path. Any empty paths are ignored.
+
+=cut
+
+sub join_paths {
+ my @paths = @_;
+
+ @paths = grep { defined $_ && length $_ } @paths;
+
+ return '' unless @paths;
+ return $paths[0] if @paths == 1;
+
+ my $new_path = shift @paths;
+ $new_path =~ s{/+$}{};
+
+ my $last_path = pop @paths;
+ $last_path =~ s{^/+}{};
+
+ for my $path (@paths) {
+ $path =~ s{^/+}{};
+ $path =~ s{/+$}{};
+ $new_path .= "/$path";
+ }
+
+ return $new_path .= "/$last_path";
+}
+
+
+=head3 add_path_to_url
+
+ my $new_url = add_path_to_url($url, $path);
+
+Appends $path onto the $url. If $path is empty, $url is returned unchanged.
+
+=cut
+
+sub add_path_to_url {
+ my($url, $path) = @_;
+
+ return $url if !defined $path or !length $path;
+
+ # Strip trailing and leading slashes so we don't
+ # wind up with http://x.com///path
+ $url =~ s{/+$}{};
+ $path =~ s{^/+}{};
+
+ # If a path has a % in it, URI escape it so it's not
+ # mistaken for a URI escape later.
+ $path =~ s{%}{%25}g;
+
+ return join '/', $url, $path;
+}
+
1;