Last change
on this file since 160 was
160,
checked in by thauvin, 18 years ago
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|
-
Property cvs2svn:cvs-rev set to
1.2
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Property svn:keywords set to
Author Date Id Revision
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File size:
1.5 KB
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Line | |
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1 | # $Id$ |
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2 | |
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3 | package ObsData::Archive::Zip; |
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4 | |
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5 | use strict; |
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6 | use warnings; |
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7 | use File::Copy; |
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8 | use File::Temp qw/ tempfile /; |
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9 | use ObsData::Archive; |
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10 | |
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11 | our @ISA = qw(ObsData::Archive); |
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12 | |
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13 | sub new { |
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14 | my ($class, $options) = @_; |
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15 | bless($options, $class); |
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16 | } |
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17 | |
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18 | sub DESTROY_ { |
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19 | my ($self) = @_; |
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20 | } |
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21 | |
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22 | sub ls { |
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23 | my ($self) = @_; |
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24 | open(my $hzip, '-|', "zipinfo -1 '$self->{archive}'") or do { |
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25 | $self->seterror("Can't read zip file: $!"); |
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26 | return undef; |
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27 | }; |
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28 | my @list; |
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29 | while(<$hzip>) { |
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30 | chomp; |
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31 | push(@list, $_); |
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32 | } |
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33 | close($hzip); |
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34 | return @list; |
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35 | } |
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36 | |
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37 | sub extract { |
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38 | my ($self, $file, $dest) = @_; |
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39 | |
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40 | my ($fh, $fname); |
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41 | |
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42 | if ($dest) { |
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43 | $fname = $dest; |
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44 | open($fh, '>', $dest) or do { |
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45 | $self->seterror("Can't uncompress archive: $!"); |
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46 | return undef; |
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47 | }; |
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48 | } else { |
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49 | ($fh, $fname) = tempfile( |
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50 | DIR => $self->_tempdir, |
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51 | UNLINK => 1, |
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52 | ) or do { |
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53 | $self->seterror("Can't create temp file: $!"); |
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54 | return undef; |
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55 | }; |
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56 | } |
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57 | |
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58 | open(my $sourcefh, "unzip -p '$self->{archive}' '$file' 2>/dev/null |") or return undef; |
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59 | |
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60 | if(!copy($sourcefh, $fh)) { |
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61 | $self->seterror("Can't copy file to destination: $!"); |
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62 | unlink($fname); |
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63 | return undef; |
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64 | } |
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65 | |
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66 | close($fh); |
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67 | if(!close($sourcefh)) { |
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68 | $self->seterror("unzip -p exit with error" . ($! ? (" " . $!) : "")); |
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69 | unlink($fname); |
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70 | return undef; |
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71 | } |
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72 | $fname |
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73 | |
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74 | } |
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75 | |
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76 | 1; |
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