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BackupPC-Check
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add Browse.pm

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Heuzef 5 years ago
parent 6b22377b16
commit 3a61498e50
1 changed files with 341 additions and 0 deletions
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      Browse.pm

341
Browse.pm
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@ -0,0 +1,341 @@
#============================================================= -*-perl-*-
#
# BackupPC::CGI::Browse package
#
# DESCRIPTION
#
# This module implements the Browse action for the CGI interface.
#
# AUTHOR
# Craig Barratt <cbarratt@users.sourceforge.net>
#
# COPYRIGHT
# Copyright (C) 2003-2019 Craig Barratt
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
#========================================================================
#
# Version 4.3.1, released 14 Jul 2019.
#
# See http://backuppc.sourceforge.net.
#
#========================================================================
package BackupPC::CGI::Browse;
use strict;
use Encode qw/decode_utf8/;
use BackupPC::CGI::Lib qw(:all);
use BackupPC::View;
use BackupPC::XS qw(:all);
sub action
{
my $Privileged = CheckPermission($In{host});
my($i, $dirStr, $fileStr, $attr);
my $checkBoxCnt = 0;
if ( !$Privileged ) {
ErrorExit(eval("qq{$Lang->{Only_privileged_users_can_browse_backup_files}}"));
}
my $host = $In{host};
my $num = $In{num};
my $share = $In{share};
my $dir = $In{dir};
ErrorExit($Lang->{Empty_host_name}) if ( $host eq "" );
#
# Find the requested backup and the previous filled backup
#
my @Backups = $bpc->BackupInfoRead($host);
#
# default to the newest backup
#
if ( !defined($In{num}) && @Backups > 0 ) {
$i = @Backups - 1;
$num = $Backups[$i]{num};
}
for ( $i = 0 ; $i < @Backups ; $i++ ) {
last if ( $Backups[$i]{num} == $num );
}
if ( $i >= @Backups || $num !~ /^\d+$/ ) {
ErrorExit("Backup number ${EscHTML($num)} for host ${EscHTML($host)} does"
. " not exist.");
}
my $backupTime = timeStamp2($Backups[$i]{startTime});
my $backupAge = sprintf("%.1f", (time - $Backups[$i]{startTime})
/ (24 * 3600));
my $view = BackupPC::View->new($bpc, $host, \@Backups, {nlink => 1});
if ( $dir eq "" || $dir eq "." || $dir eq ".." ) {
$attr = $view->dirAttrib($num, "", "");
if ( keys(%$attr) > 0 ) {
$share = (sort(keys(%$attr)))[-1];
$dir = '/';
} else {
ErrorExit(eval("qq{$Lang->{Directory___EscHTML}}"));
}
}
$dir = "/$dir" if ( $dir !~ /^\// );
my $relDir = $dir;
my $currDir = undef;
if ( $dir =~ m{(^|/)\.\.(/|$)} ) {
ErrorExit($Lang->{Nice_try__but_you_can_t_put});
}
#
# Loop up the directory tree until we hit the top.
#
my(@DirStrPrev);
while ( 1 ) {
my($fLast, $fLastum, @DirStr);
$attr = $view->dirAttrib($num, $share, $relDir);
if ( !defined($attr) ) {
$relDir = decode_utf8($relDir);
ErrorExit(eval("qq{$Lang->{Can_t_browse_bad_directory_name2}}"));
}
my $fileCnt = 0; # file counter
$fLast = $dirStr = "";
#
# Loop over each of the files in this directory
#
foreach my $f ( sort {uc($a) cmp uc($b)} keys(%$attr) ) {
my($dirOpen, $gotDir, $imgStr, $img, $path);
my $fURI = $f; # URI escaped $f
my $shareURI = $share; # URI escaped $share
if ( $relDir eq "" ) {
$path = "/$f";
} else {
($path = "$relDir/$f") =~ s{//+}{/}g;
}
if ( $shareURI eq "" ) {
$shareURI = $f;
$path = "/";
}
$path =~ s{^/+}{/};
$path =~ s/([^\w.\/-])/uc sprintf("%%%02X", ord($1))/eg;
$fURI =~ s/([^\w.\/-])/uc sprintf("%%%02X", ord($1))/eg;
$shareURI =~ s/([^\w.\/-])/uc sprintf("%%%02X", ord($1))/eg;
$dirOpen = 1 if ( defined($currDir) && $f eq $currDir );
if ( $attr->{$f}{type} == BPC_FTYPE_DIR ) {
#
# Display directory if it exists in current backup.
# First find out if there are subdirs
#
my $subDirAttr = $share eq "" ? $view->dirAttrib($num, $f, "/")
: $view->dirAttrib($num, $share, "$relDir/$f");
my $subDirCnt = 0;
my $tdStyle;
my $linkStyle = "fview";
foreach my $sub ( keys(%$subDirAttr) ) {
next if ( $subDirAttr->{$sub}{type} != BPC_FTYPE_DIR );
$subDirCnt++;
}
$img |= 1 << 6;
$img |= 1 << 5 if ( $subDirCnt );
if ( $dirOpen ) {
$linkStyle = "fviewbold";
$img |= 1 << 2;
$img |= 1 << 3 if ( $subDirCnt );
}
my $imgFileName = sprintf("%07b.gif", $img);
$imgStr = "<img src=\"$Conf{CgiImageDirURL}/$imgFileName\" align=\"absmiddle\" width=\"9\" height=\"19\" border=\"0\">";
if ( "$relDir/$f" eq $dir ) {
$tdStyle = "fviewon";
} else {
$tdStyle = "fviewoff";
}
my $dirName = $f;
$dirName =~ s/ /&nbsp;/g;
$dirName = decode_utf8($dirName);
push(@DirStr, {needTick => 1,
tdArgs => " class=\"$tdStyle\"",
link => <<EOF});
<a href="$MyURL?action=browse&host=${EscURI($host)}&num=$num&share=$shareURI&dir=$path">$imgStr</a><a href="$MyURL?action=browse&host=${EscURI($host)}&num=$num&share=$shareURI&dir=$path" class="$linkStyle">&nbsp;$dirName</a></td></tr>
EOF
$fileCnt++;
$gotDir = 1;
if ( $dirOpen ) {
my($lastTick, $doneLastTick);
foreach my $d ( @DirStrPrev ) {
$lastTick = $d if ( $d->{needTick} );
}
$doneLastTick = 1 if ( !defined($lastTick) );
foreach my $d ( @DirStrPrev ) {
$img = 0;
if ( $d->{needTick} ) {
$img |= 1 << 0;
}
if ( $d == $lastTick ) {
$img |= 1 << 4;
$doneLastTick = 1;
} elsif ( !$doneLastTick ) {
$img |= 1 << 3 | 1 << 4;
}
my $imgFileName = sprintf("%07b.gif", $img);
$imgStr = "<img src=\"$Conf{CgiImageDirURL}/$imgFileName\" align=\"absmiddle\" width=\"9\" height=\"19\" border=\"0\">";
push(@DirStr, {needTick => 0,
tdArgs => $d->{tdArgs},
link => $imgStr . $d->{link}
});
}
}
}
if ( $relDir eq $dir ) {
#
# This is the selected directory, so display all the files
#
my ($attrStr, $iconStr);
if ( defined($a = $attr->{$f}) ) {
my $mtimeStr = $bpc->timeStamp($a->{mtime});
# UGH -> fix this
my $typeStr = BackupPC::XS::Attrib::fileType2Text($a->{type});
my $modeStr = sprintf("0%o", $a->{mode} & 07777);
$iconStr = <<EOF;
<img src="$Conf{CgiImageDirURL}/icon-$typeStr.png" valign="top">
EOF
$attrStr .= <<EOF;
<td align="center" class="fviewborder">$typeStr</td>
<td align="center" class="fviewborder">$modeStr</td>
<td align="center" class="fviewborder">$a->{backupNum}</td>
<td align="right" class="fviewborder">$a->{size}</td>
<td align="right" class="fviewborder">$mtimeStr</td>
</tr>
EOF
} else {
$attrStr .= "<td colspan=\"5\" align=\"center\" class=\"fviewborder\"> </td>\n";
}
(my $fDisp = "${EscHTML($f)}") =~ s/ /&nbsp;/g;
$fDisp = decode_utf8($fDisp);
if ( $gotDir ) {
$fileStr .= <<EOF;
<tr><td class="fviewborder">
<input type="checkbox" name="fcb$checkBoxCnt" value="$path">&nbsp;$iconStr&nbsp;<a href="$MyURL?action=browse&host=${EscURI($host)}&num=$num&share=$shareURI&dir=$path">$fDisp</a>
</td>
$attrStr
</tr>
EOF
} else {
$fileStr .= <<EOF;
<tr><td class="fviewborder">
<input type="checkbox" name="fcb$checkBoxCnt" value="$path">&nbsp;$iconStr&nbsp;<a href="$MyURL?action=RestoreFile&host=${EscURI($host)}&num=$num&share=$shareURI&dir=$path">$fDisp</a>
</td>
$attrStr
</tr>
EOF
}
$checkBoxCnt++;
}
}
@DirStrPrev = @DirStr;
last if ( $relDir eq "" && $share eq "" );
#
# Prune the last directory off $relDir, or at the very end
# do the top-level directory.
#
if ( $relDir eq "" || $relDir eq "/" || $relDir !~ /(.*)\/(.*)/ ) {
$currDir = $share;
$share = "";
$relDir = "";
} else {
$relDir = $1;
$currDir = $2;
}
}
$share = $currDir;
my $shareURI = $share;
$shareURI =~ s/([^\w.\/-])/uc sprintf("%%%02x", ord($1))/eg;
#
# allow each level of the directory path to be navigated to
#
my($thisPath, $dirDisplay);
my $dirClean = $dir;
$dirClean =~ s{//+}{/}g;
$dirClean =~ s{/+$}{};
my @dirElts = split(/\//, $dirClean);
@dirElts = ("/") if ( !@dirElts );
foreach my $d ( @dirElts ) {
my($thisDir);
if ( $thisPath eq "" ) {
$thisDir = decode_utf8($share);
$thisPath = "/";
} else {
$thisPath .= "/" if ( $thisPath ne "/" );
$thisPath .= "$d";
$thisDir = decode_utf8($d);
}
my $thisPathURI = $thisPath;
$thisPathURI =~ s/([^\w.\/-])/uc sprintf("%%%02x", ord($1))/eg;
$dirDisplay .= "/" if ( $dirDisplay ne "" );
$dirDisplay .= "<a href=\"$MyURL?action=browse&host=${EscURI($host)}&num=$num&share=$shareURI&dir=$thisPathURI\">${EscHTML($thisDir)}</a>";
}
my $filledBackup;
if ( (my @mergeNums = @{$view->mergeNums}) > 1 ) {
shift(@mergeNums);
my $numF = join(", #", @mergeNums);
$filledBackup = eval("qq{$Lang->{This_display_is_merged_with_backup}}");
}
foreach my $d ( @DirStrPrev ) {
$dirStr .= "<tr><td$d->{tdArgs}>$d->{link}\n";
}
### hide checkall button if there are no files
my ($topCheckAll, $checkAll, $fileHeader);
if ( $fileStr ) {
$fileHeader = eval("qq{$Lang->{fileHeader}}");
$checkAll = $Lang->{checkAll};
# and put a checkall box on top if there are at least 20 files
if ( $checkBoxCnt >= 20 ) {
$topCheckAll = $checkAll;
$topCheckAll =~ s{allFiles}{allFilestop}g;
}
} else {
$fileStr = eval("qq{$Lang->{The_directory_is_empty}}");
}
my $pathURI = $dir;
$pathURI =~ s/([^\w.\/-])/uc sprintf("%%%02x", ord($1))/eg;
if ( my @otherDirs = $view->backupList($share, $dir) ) {
my $otherDirs;
foreach my $i ( @otherDirs ) {
my $selected;
my $showDate = timeStamp2($Backups[$i]{startTime});
my $backupNum = $Backups[$i]{num};
$selected = " selected" if ( $backupNum == $num );
$otherDirs .= "<option value=\"$MyURL?action=browse&host=${EscURI($host)}&num=$backupNum&share=$shareURI&dir=$pathURI\"$selected>#$backupNum - ($showDate)</option>\n";
}
$filledBackup .= eval("qq{$Lang->{Visit_this_directory_in_backup}}");
}
$dir = decode_utf8($dir);
$share = decode_utf8($share);
my $content = eval("qq{$Lang->{Backup_browse_for__host}}");
Header(eval("qq{$Lang->{Browse_backup__num_for__host}}"), $content);
Trailer();
}
1;
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