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dpavlin |
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#============================================================= -*-perl-*- |
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# |
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# BackupPC::CGI::RestoreFile package |
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# |
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# DESCRIPTION |
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# This module implements the RestoreFile action for the CGI interface. |
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# |
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# AUTHOR |
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# Craig Barratt <cbarratt@users.sourceforge.net> |
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# |
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# COPYRIGHT |
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# Copyright (C) 2003 Craig Barratt |
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# |
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# This program is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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#======================================================================== |
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# |
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# Version 2.1.0, released 20 Jun 2004. |
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# |
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# See http://backuppc.sourceforge.net. |
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# |
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#======================================================================== |
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package BackupPC::CGI::RestoreFile; |
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use strict; |
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use BackupPC::CGI::Lib qw(:all); |
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use BackupPC::FileZIO; |
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use BackupPC::Attrib qw(:all); |
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use BackupPC::View; |
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sub action |
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{ |
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restoreFile($In{host}, $In{num}, $In{share}, $In{dir}); |
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} |
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sub restoreFile |
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{ |
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my($host, $num, $share, $dir, $skipHardLink, $origName) = @_; |
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my($Privileged) = CheckPermission($host); |
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# |
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# Some common content (media) types from www.iana.org (via MIME::Types). |
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# |
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my $Ext2ContentType = { |
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'asc' => 'text/plain', |
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'avi' => 'video/x-msvideo', |
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'bmp' => 'image/bmp', |
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'book' => 'application/x-maker', |
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'cc' => 'text/plain', |
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'cpp' => 'text/plain', |
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'csh' => 'application/x-csh', |
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'csv' => 'text/comma-separated-values', |
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'c' => 'text/plain', |
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'deb' => 'application/x-debian-package', |
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'doc' => 'application/msword', |
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'dot' => 'application/msword', |
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'dtd' => 'text/xml', |
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'dvi' => 'application/x-dvi', |
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'eps' => 'application/postscript', |
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'fb' => 'application/x-maker', |
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'fbdoc'=> 'application/x-maker', |
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'fm' => 'application/x-maker', |
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'frame'=> 'application/x-maker', |
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'frm' => 'application/x-maker', |
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'gif' => 'image/gif', |
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'gtar' => 'application/x-gtar', |
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'gz' => 'application/x-gzip', |
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'hh' => 'text/plain', |
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'hpp' => 'text/plain', |
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'h' => 'text/plain', |
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'html' => 'text/html', |
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'htmlx'=> 'text/html', |
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'htm' => 'text/html', |
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'iges' => 'model/iges', |
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'igs' => 'model/iges', |
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'jpeg' => 'image/jpeg', |
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'jpe' => 'image/jpeg', |
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'jpg' => 'image/jpeg', |
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'js' => 'application/x-javascript', |
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'latex'=> 'application/x-latex', |
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'maker'=> 'application/x-maker', |
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'mid' => 'audio/midi', |
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'midi' => 'audio/midi', |
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'movie'=> 'video/x-sgi-movie', |
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'mov' => 'video/quicktime', |
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'mp2' => 'audio/mpeg', |
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'mp3' => 'audio/mpeg', |
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'mpeg' => 'video/mpeg', |
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'mpg' => 'video/mpeg', |
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'mpp' => 'application/vnd.ms-project', |
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'pdf' => 'application/pdf', |
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'pgp' => 'application/pgp-signature', |
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'php' => 'application/x-httpd-php', |
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'pht' => 'application/x-httpd-php', |
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'phtml'=> 'application/x-httpd-php', |
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'png' => 'image/png', |
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'ppm' => 'image/x-portable-pixmap', |
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'ppt' => 'application/powerpoint', |
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'ppt' => 'application/vnd.ms-powerpoint', |
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'ps' => 'application/postscript', |
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'qt' => 'video/quicktime', |
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'rgb' => 'image/x-rgb', |
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'rtf' => 'application/rtf', |
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'rtf' => 'text/rtf', |
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'shar' => 'application/x-shar', |
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'shtml'=> 'text/html', |
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'swf' => 'application/x-shockwave-flash', |
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'tex' => 'application/x-tex', |
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'texi' => 'application/x-texinfo', |
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'texinfo'=> 'application/x-texinfo', |
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'tgz' => 'application/x-gtar', |
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'tiff' => 'image/tiff', |
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'tif' => 'image/tiff', |
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'txt' => 'text/plain', |
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'vcf' => 'text/x-vCard', |
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'vrml' => 'model/vrml', |
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'wav' => 'audio/x-wav', |
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'wmls' => 'text/vnd.wap.wmlscript', |
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'wml' => 'text/vnd.wap.wml', |
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'wrl' => 'model/vrml', |
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'xls' => 'application/vnd.ms-excel', |
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'xml' => 'text/xml', |
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'xwd' => 'image/x-xwindowdump', |
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'z' => 'application/x-compress', |
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'zip' => 'application/zip', |
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%{$Conf{CgiExt2ContentType}}, # add site-specific values |
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}; |
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if ( !$Privileged ) { |
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ErrorExit(eval("qq{$Lang->{Only_privileged_users_can_restore_backup_files2}}")); |
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} |
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ServerConnect(); |
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ErrorExit($Lang->{Empty_host_name}) if ( $host eq "" ); |
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$dir = "/" if ( $dir eq "" ); |
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my @Backups = $bpc->BackupInfoRead($host); |
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my $view = BackupPC::View->new($bpc, $host, \@Backups); |
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my $a = $view->fileAttrib($num, $share, $dir); |
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if ( $dir =~ m{(^|/)\.\.(/|$)} || !defined($a) ) { |
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ErrorExit("Can't restore bad file ${EscHTML($dir)}"); |
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} |
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my $f = BackupPC::FileZIO->open($a->{fullPath}, 0, $a->{compress}); |
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my $data; |
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if ( !$skipHardLink && $a->{type} == BPC_FTYPE_HARDLINK ) { |
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# |
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# hardlinks should look like the file they point to |
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# |
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my $linkName; |
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while ( $f->read(\$data, 65536) > 0 ) { |
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$linkName .= $data; |
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} |
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$f->close; |
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$linkName =~ s/^\.\///; |
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my $share = $1 if ( $dir =~ /^\/?(.*?)\// ); |
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restoreFile($host, $num, $share, $linkName, 1, $dir); |
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return; |
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} |
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$bpc->ServerMesg("log User $User recovered file $host/$num:$share/$dir ($a->{fullPath})"); |
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$dir = $origName if ( defined($origName) ); |
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my $ext = $1 if ( $dir =~ /\.([^\/\.]+)$/ ); |
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my $contentType = $Ext2ContentType->{lc($ext)} |
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|| "application/octet-stream"; |
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my $fileName = $1 if ( $dir =~ /.*\/(.*)/ ); |
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$fileName =~ s/"/\\"/g; |
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print "Content-Type: $contentType\n"; |
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print "Content-Transfer-Encoding: binary\n"; |
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print "Content-Disposition: attachment; filename=\"$fileName\"\n\n"; |
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while ( $f->read(\$data, 1024 * 1024) > 0 ) { |
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print STDOUT $data; |
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} |
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$f->close; |
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} |
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