Annotation of loncom/cgi/decompress.pl, revision 1.17
1.1 taceyjo1 1: #!/usr/bin/perl
2: #
1.7 taceyjo1 3: #
1.1 taceyjo1 4: # Copyright Michigan State University Board of Trustees
1.8 taceyjo1 5: # $Id
1.1 taceyjo1 6: #
7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
8: #
9: # LON-CAPA is free software; you can redistribute it and/or modify
10: # it under the terms of the GNU General Public License as published by
11: # the Free Software Foundation; either version 2 of the License, or
12: # (at your option) any later version.
13: #
14: # LON-CAPA is distributed in the hope that it will be useful,
15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17: # GNU General Public License for more details.
18: #
19: # You should have received a copy of the GNU General Public License
20: # along with LON-CAPA; if not, write to the Free Software
21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22: #
23: # /home/httpd/cgi-bin/decompress.pl
24: #
25: # http://www.lon-capa.org/
26: #
27: # The LearningOnline Network with CAPA
28: #
29: # A CGI script that decompresses compressed files for mass uploading into
30: # construction space
31: ####
1.7 taceyjo1 32: use strict;
1.1 taceyjo1 33: use lib '/home/httpd/lib/perl';
1.17 ! raeburn 34: use Apache::lonnet;
! 35: use Apache::lonlocal;
1.13 albertel 36: use LONCAPA::loncgi;
37:
1.16 albertel 38: my %location_of;
39: foreach my $program ('tar','gunzip','bunzip2','unzip') {
40: foreach my $dir ('/bin/','/usr/bin/','/usr/local/bin/','/sbin/',
41: '/usr/sbin/') {
42: if (-x $dir.$program) {
43: $location_of{$program} = $dir.$program;
44: }
45: }
46: }
47:
1.17 ! raeburn 48: print("Content-type: text/html\n\n");
! 49:
1.16 albertel 50: if (!&LONCAPA::loncgi::check_cookie_and_load_env()) {
1.17 ! raeburn 51: &Apache::lonlocal::get_language_handle();
! 52: print(&LONCAPA::loncgi::missing_cookie_msg());
1.9 albertel 53: } else {
1.17 ! raeburn 54: &Apache::lonlocal::get_language_handle();
! 55: my %lt = &Apache::lonlocal::texthash (
! 56: bade => 'Bad Environment!',
! 57: outo => 'Output of decompress:',
! 58: comp => 'Decompress complete.',
! 59: erro => 'An error occurred',
! 60: );
1.14 albertel 61: my $file=$Apache::lonnet::env{'cgi.file'};
62: my $dir=$Apache::lonnet::env{'cgi.dir'};
1.12 albertel 63: if(! $file || ! $dir) {
1.15 albertel 64: print(<<END);
1.17 ! raeburn 65: <html><body><span class="LC_error">$lt{'bade'}</span></body></html>
1.7 taceyjo1 66: END
1.9 albertel 67: } else {
1.15 albertel 68: print(<<END);
1.17 ! raeburn 69: <html><body><p><b>$lt{'outo'}</b></p>
1.7 taceyjo1 70: END
1.15 albertel 71: chdir($dir);
72: my @cmd;
73: if ($file =~ m|\.zip$|) {
1.16 albertel 74: @cmd = ($location_of{'unzip'},"-o");
75: } elsif ($file =~ m|\.tar\.gz$|
76: || $file =~ m|\.tgz$| ) {
77: @cmd = ($location_of{'tar'},"-zxpvf");
1.15 albertel 78: } elsif ($file =~ m|\.tar\.bz2$|) {
1.16 albertel 79: @cmd = ($location_of{'tar'},"-jxpvf");
1.15 albertel 80: } elsif ($file =~ m|\.bz2$|) {
1.16 albertel 81: @cmd = ($location_of{'bunzip2'});
1.15 albertel 82: } elsif ($file =~ m|\.gz$|) {
1.16 albertel 83: @cmd = ($location_of{'gunzip'});
1.15 albertel 84: } elsif ($file =~ m|\.tar$|) {
1.16 albertel 85: @cmd = ($location_of{'tar'},"-xpvf");
1.9 albertel 86: } else {
1.17 ! raeburn 87: print('<span class="LC_error">'.&Apache::lonlocal::mt('There has been an error in determining the file type of [_1], please check the name',$file).'</span>');
1.7 taceyjo1 88: }
1.15 albertel 89: if (@cmd) {
90: undef($!);
91: undef($@);
92: open(OUTPUT,"-|", @cmd, $file);
1.16 albertel 93: while (my $line = <OUTPUT>) { print("$line<br />"); }
1.15 albertel 94: close(OUTPUT);
1.17 ! raeburn 95: print("<p><b>$lt{'comp'}</b></p>");
1.15 albertel 96: if ($! || $@) {
1.17 ! raeburn 97: print('<p><span class="LC_error">'.$lt{'erro'}.'<br />'.$!.'<br />'.$@.'</span></p>');
1.15 albertel 98: }
99: }
1.17 ! raeburn 100: print('</body></html>');
1.7 taceyjo1 101: }
102: }
103:
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