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File:  [LON-CAPA] / loncom / cgi / decompress.pl
Revision 1.7: download - view: text, annotated - select for diffs
Wed Nov 19 14:58:14 2003 UTC (20 years, 6 months ago) by taceyjo1
Branches: MAIN
CVS tags: HEAD
Third time's a charm right? rewritten again, this time with the new implimentation, and now with buffered output for easy viewing

    1: #!/usr/bin/perl
    2: #
    3: #
    4: # Copyright Michigan State University Board of Trustees
    5: # $Id:
    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: ####
   32: 
   33: #Things still todo,
   34: #It has been tabinated
   35: #Now uses strict! with added feature of making everything very strict!
   36: #about 50% through rewriting things to use split and join
   37: #still have a lot of debugging statements that will go away after I get it to work ok(along with all the <br>'s)
   38: #still have to rewrite the refresh tag to work right, its broken
   39: #the whole thing is broken right now
   40: #will rename the variables and reorder most of the script to make it more sane
   41: #improve the general readability of the whole thing, because unlike C everyone gets to look at it, so it has to be readable
   42: use strict;
   43: use lib '/home/httpd/lib/perl';
   44: use LONCAPA::loncgi ();
   45: if(! &LONCAPA::loncgi::check_cookie_and_load_env())
   46: {
   47:     print "Content-type: text/html\n\n";
   48:     print <<END;
   49:     <html><body>NO COOKIE!</body></html>
   50: END
   51: }
   52: else
   53: {
   54:     print "Content-type: text/html\n\n";
   55:     if(! $ENV{'cgi.file'} || ! $ENV{'cgi.dir'})
   56:     {
   57:         print <<END;
   58:         <html><body>Bad Enviroment!</body></html>
   59: END
   60:     }
   61:     else
   62:     {
   63:         print <<END;
   64: 	<html><body><b>Output of decompress:</b><br /><br />
   65: END
   66:         chdir $ENV{'cgi.dir'};
   67:         if ($ENV{'cgi.file'} =~ m|zip|)
   68:         {
   69:             open(OUTPUT, "unzip $ENV{'cgi.file'} 2> /dev/null |");
   70:             while (<OUTPUT>)
   71:             {
   72:                 print "$_<br />";
   73:             }
   74:             close(TRACE);
   75:         }
   76:         elsif ($ENV{'cgi.file'} =~ m|tar.gz|)
   77:         {
   78:             open(OUTPUT, "tar -zxpvf $ENV{'cgi.file'} 2> /dev/null |");
   79:             while (<OUTPUT>)
   80:             {
   81:                 print "$_<br />";
   82:             }
   83:             close(TRACE);
   84:         }
   85:         elsif ($ENV{'cgi.file'} =~ m|tar.bz2|)
   86:         {
   87:             open(OUTPUT, "tar -jxpvf $ENV{'cgi.file'} 2> /dev/null |");
   88:             while (<OUTPUT>)
   89:             {
   90:                 print "$_<br />";
   91:             }
   92:             close(TRACE);
   93:         }
   94:         elsif ($ENV{'cgi.file'} =~ m|bz2|)
   95:         {
   96:             open(OUTPUT, "bunzip2 $ENV{'cgi.file'} 2> /dev/null |");
   97:             while (<OUTPUT>)
   98:             {
   99:                 print "$_<br />";
  100:             }
  101:             close(TRACE);
  102:         }
  103:         elsif ($ENV{'cgi.file'} =~ m|tgz|)
  104:         {
  105:             open(OUTPUT, "tar -zxpvf $ENV{'cgi.file'} 2> /dev/null |");
  106:             while (<OUTPUT>)
  107:             {
  108:                 print "$_<br />";
  109:             }
  110:             close(TRACE);
  111:         }
  112:         elsif ($ENV{'cgi.file'} =~ m|gz|)
  113:         {
  114:             open(OUTPUT, "gunzip $ENV{'cgi.file'} 2> /dev/null |");
  115:             while (<OUTPUT>)
  116:             {
  117:                 print "$_<br />";
  118:             }
  119:             close(TRACE);
  120:         }
  121:         elsif ($ENV{'cgi.file'} =~ m|tar|)
  122:         {
  123:             open(OUTPUT, "tar -xpvf $ENV{'cgi.file'} 2> /dev/null |");
  124:             while (<OUTPUT>)
  125:             {
  126:                 print "$_<br />";
  127:             }
  128:             close(TRACE);
  129:         }
  130:         else
  131:         {
  132:             print "There has been an error in determining the file type of $ENV{'cgi.file'}, please check name";
  133:         }
  134:         print "<br /><b>Decompress complete!</b><br /></body></html>";
  135:     }
  136: }
  137:
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