--- loncom/cgi/decompress.pl 2003/11/18 04:07:49 1.6 +++ loncom/cgi/decompress.pl 2006/05/05 21:07:19 1.16 @@ -1,8 +1,8 @@ #!/usr/bin/perl # -# +# # Copyright Michigan State University Board of Trustees -# +# $Id # # This file is part of the LearningOnline Network with CAPA (LON-CAPA). # @@ -29,87 +29,67 @@ # A CGI script that decompresses compressed files for mass uploading into # construction space #### - -#Things still todo, -#It has been tabinated -#Now uses strict! with added feature of making everything very strict! -#about 50% through rewriting things to use split and join -#still have a lot of debugging statements that will go away after I get it to work ok(along with all the
's) -#still have to rewrite the refresh tag to work right, its broken -#the whole thing is broken right now -#will rename the variables and reorder most of the script to make it more sane -#improve the general readability of the whole thing, because unlike C everyone gets to look at it, so it has to be readable -#will get to it tommorrow night as I have a calc test to "pass" yea, or something like that :0) +use strict; use lib '/home/httpd/lib/perl'; -use LONCAPA::Configuration; -use LONCAPA::loncgi(); -use Apache::lonnet; -use strict; +use LONCAPA::loncgi; + +my %location_of; +foreach my $program ('tar','gunzip','bunzip2','unzip') { + foreach my $dir ('/bin/','/usr/bin/','/usr/local/bin/','/sbin/', + '/usr/sbin/') { + if (-x $dir.$program) { + $location_of{$program} = $dir.$program; + } + } +} -if(! &LONCAPA::loncgi::check_cookie_and_load_env()){ +if (!&LONCAPA::loncgi::check_cookie_and_load_env()) { + print("Content-type: text/html\n\n"); + print(<NO COOKIE! +END +} else { print "Content-type: text/html\n\n"; - print <NO COOKIE! + my $file=$Apache::lonnet::env{'cgi.file'}; + my $dir=$Apache::lonnet::env{'cgi.dir'}; + if(! $file || ! $dir) { + print(<Bad Enviroment! END -} else {my $username; - print "Content-type: text/html\n\n"; - print ""; - my $path = $ENV{'cgi.path'}; - $path =~ m|/{1}|; - $path = $'; #' stupid emacs - $path =~ m|/{1}|; - $path = $'; - my (@right) = split(/\./,$ENV{'request.role'}); - my $role = shift(@right); - my $temp = shift(@right); - my (@left) = split(/\/+/,$temp);; - shift(@left); - shift(@left); - $temp = shift(@left); - print "temp: $temp"; - my $path2 = "/home/$username/public_html/"; - $path2 .=$path; - my $back_path = ""; - while($path =~ m|/|) { - $back_path .= $`; - $back_path .= "/"; - $path = $'; #' stupid emacs - } - $path .= '/'; - $path .= $back_path; - print "
path: $path
"; - print "back_path: $back_path
"; - print "path2: $path2
"; - print "$path2
"; - if ( -r $path2){ - print "Good read access is allowed"; - print "

"; - print "

right: $role"; - my $filename = $ENV{'cgi.file'}; - if($role eq "ca" || $role eq "au") { - chdir $path; - if ($filename =~ m|zip|) { - system "unzip -qq $path2 &> /dev/null"; - } elsif ($filename =~ m|tar.gz|) { - system "tar -zxpvf $path2 &> /dev/null"; - } elsif ($filename =~ m|tar.bz2|){ - system "tar -jxpvf $path2 &> /dev/null"; - } elsif ($filename =~ m|bz2|){ - system "bunzip2 $path2 &> /dev/null"; - } elsif ($filename =~ m|tgz|){ - system "tar -zxpvf $path2 &> /dev/null"; - } elsif ($filename =~ m|gz|){ - system "gunzip $path2 &> /dev/null"; - } elsif ($filename =~ m|tar|){ - system "tar -xpvf $path2 &> /dev/null"; - } - } - else {print "You don't have proper privledges";} + } else { + print(<

Output of decompress:

+END + chdir($dir); + my @cmd; + if ($file =~ m|\.zip$|) { + @cmd = ($location_of{'unzip'},"-o"); + } elsif ($file =~ m|\.tar\.gz$| + || $file =~ m|\.tgz$| ) { + @cmd = ($location_of{'tar'},"-zxpvf"); + } elsif ($file =~ m|\.tar\.bz2$|) { + @cmd = ($location_of{'tar'},"-jxpvf"); + } elsif ($file =~ m|\.bz2$|) { + @cmd = ($location_of{'bunzip2'}); + } elsif ($file =~ m|\.gz$|) { + @cmd = ($location_of{'gunzip'}); + } elsif ($file =~ m|\.tar$|) { + @cmd = ($location_of{'tar'},"-xpvf"); + } else { + print("There has been an error in determining the file type of $file, please check name"); + } + if (@cmd) { + undef($!); + undef($@); + open(OUTPUT,"-|", @cmd, $file); + while (my $line = ) { print("$line
"); } + close(OUTPUT); + print("

Decompress complete.

"); + if ($! || $@) { + print("

An error occurred

$!

$@

"); + } + print(""); } - else { print "Read access not allowed!"; } - #print ''; - print ''; - &Apache::lonnet::delenv('cgi.file'); - &Apache::lonnet::delenv('cgi.path'); + } } +