# BEGIN BPS TAGGED BLOCK {{{
# COPYRIGHT:
#
# This software is Copyright (c) 2003-2008 Best Practical Solutions, LLC
# <clkao@bestpractical.com>
#
# (Except where explicitly superseded by other copyright notices)
#
#
# LICENSE:
#
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of either:
#
# a) Version 2 of the GNU General Public License. You should have
# received a copy of the GNU General Public License along with this
# program. If not, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 or visit
# their web page on the internet at
# http://www.gnu.org/copyleft/gpl.html.
#
# b) Version 1 of Perl's "Artistic License". You should have received
# a copy of the Artistic License with this package, in the file
# named "ARTISTIC". The license is also available at
# http://opensource.org/licenses/artistic-license.php.
#
# This work is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# CONTRIBUTION SUBMISSION POLICY:
#
# (The following paragraph is not intended to limit the rights granted
# to you to modify and distribute this software under the terms of the
# GNU General Public License and is only of importance to you if you
# choose to contribute your changes and enhancements to the community
# by submitting them to Best Practical Solutions, LLC.)
#
# By intentionally submitting any modifications, corrections or
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# END BPS TAGGED BLOCK }}}
package SVK::Editor::Serialize;
use strict;
use base 'SVK::Editor';
__PACKAGE__->mk_accessors(qw(cb_serialize_entry textdelta_threshold));
use SVK::Util qw(tmpfile slurp_fh);
sub AUTOLOAD {
my ($self, @arg) = @_;
my $func = our $AUTOLOAD;
$func =~ s/^.*:://;
return if $func =~ m/^[A-Z]+$/;
my $baton;
pop @arg if ref ($arg[-1]) =~ m/^(?:SVN::Pool|_p_apr_pool_t)$/;
if ((my $baton_at = $self->baton_at ($func)) >= 0) {
$baton = $arg[$baton_at];
}
else {
$baton = 0;
}
my $ret = $func =~ m/^(?:add|open)/ ? ++$self->{batons} : undef;
Carp::cluck unless defined $func;
$self->cb_serialize_entry->([$ret, $func, @arg]);
return $ret;
}
my $apply_textdelta_entry;
sub close_file {
my ($self, $baton, $checksum) = @_;
if (my $entry = $apply_textdelta_entry) {
my $fh = $entry->[-1];
close $fh;
if (defined $self->textdelta_threshold && -s $fh->filename >= $self->textdelta_threshold) {
$entry->[-1] = $fh->filename;
}
else {
# it appears using $entry->[-1] = \$buf and open $entry->[-1]
# breaks in 5.8.4
my $buf = '';
open my ($svndiff), '>', \$buf or die $!;
open my $ifh, '<', $fh->filename or die $!;
slurp_fh($ifh, $svndiff);
unlink $fh->filename;
$entry->[-1] = \$buf;
}
$self->cb_serialize_entry->($entry);
$apply_textdelta_entry = undef;
}
$self->cb_serialize_entry->([undef, 'close_file', $baton, $checksum]);
}
sub apply_textdelta {
my ($self, $baton, @arg) = @_;
pop @arg if ref ($arg[-1]) =~ m/^(?:SVN::Pool|_p_apr_pool_t)$/;
my $svndiff = tmpfile('serial-svndiff-', UNLINK => 0);
my $entry = [undef, 'apply_textdelta', $baton, @arg, $svndiff];
$apply_textdelta_entry = $entry;
return [SVN::TxDelta::to_svndiff($svndiff)];
}
1;