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Diff for /loncom/publisher/lonpubdir.pm between versions 1.1 and 1.19

version 1.1, 2001/04/01 02:58:51 version 1.19, 2001/12/28 22:14:10
Line 1 Line 1
 # The LearningOnline Network with CAPA  # The LearningOnline Network with CAPA
 #  
 # (Publication Handler  # (Publication Handler
   #
   # $Id$
   #
   # Copyright Michigan State University Board of Trustees
   #
   # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   #
   # LON-CAPA 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 2 of the License, or
   # (at your option) any later version.
   #
   # LON-CAPA 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 LON-CAPA; if not, write to the Free Software
   # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   #
   # /home/httpd/html/adm/gpl.txt
   #
   # http://www.lon-capa.org/
   #
 #   # 
 # (TeX Content Handler  # (TeX Content Handler
 #  #
   # YEAR=2000
 # 05/29/00,05/30,10/11 Gerd Kortemeyer)  # 05/29/00,05/30,10/11 Gerd Kortemeyer)
 #  #
 # 11/28,11/29,11/30,12/01,12/02,12/04,12/23 Gerd Kortemeyer  # 11/28,11/29,11/30,12/01,12/02,12/04,12/23 Gerd Kortemeyer
   # YEAR=2001
 # 03/23 Guy Albertelli  # 03/23 Guy Albertelli
 # 03/24,03/29 Gerd Kortemeyer)  # 03/24,03/29 Gerd Kortemeyer)
   # 03/31,04/03,05/09,06/23,08/18,08/20 Gerd Kortemeyer
   # 12/15 Scott Harrison
   # 12/28 Gerd Kortemeyer
 #  #
 # 03/31 Gerd Kortemeyer  ###
   
 package Apache::lonpubdir;  package Apache::lonpubdir;
   
Line 18  use strict; Line 47  use strict;
 use Apache::File;  use Apache::File;
 use File::Copy;  use File::Copy;
 use Apache::Constants qw(:common :http :methods);  use Apache::Constants qw(:common :http :methods);
   use Apache::loncacc;
   use Apache::loncommon();
   
 sub handler {  sub handler {
   
Line 33  sub handler { Line 63  sub handler {
   } else {    } else {
       $fn=$r->filename();        $fn=$r->filename();
   }    }
   
     my $uname;
     my $udom;
   
     ($uname,$udom)=
       &Apache::loncacc::constructaccess(
                $fn,$r->dir_config('lonDefDomain')); 
     unless (($uname) && ($udom)) {
        $r->log_reason($uname.' at '.$udom.
            ' trying to publish file '.$ENV{'form.filename'}.
            ' ('.$fn.') - not authorized', 
            $r->filename); 
        return HTTP_NOT_ACCEPTABLE;
     }
             
     $fn=~s/\/$//;
   
   unless ($fn) {     unless ($fn) { 
      $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.       $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
          ' trying to publish empty directory', $r->filename);            ' trying to list empty directory', $r->filename); 
      return HTTP_NOT_FOUND;       return HTTP_NOT_FOUND;
   }     } 
   
 # ----------------------------------------------------------- Start page output  # ----------------------------------------------------------- Start page output
   
   my $uname=$ENV{'user.name'};  
   my $udom=$ENV{'user.domain'};  
   
   $r->content_type('text/html');    $r->content_type('text/html');
   $r->send_http_header;    $r->send_http_header;
Line 57  sub handler { Line 100  sub handler {
   my $thisdisfn=$fn;    my $thisdisfn=$fn;
   $thisdisfn=~s/^\/home\/$uname\/public_html//;    $thisdisfn=~s/^\/home\/$uname\/public_html//;
       
   $r->print('<h1>Construction Space Directory <tt>'.$thisdisfn.'</tt></h1>');    $r->print('<h1>Construction Space Directory <tt>'.$thisdisfn.'/</tt></h1>');
     
     if (($uname ne $ENV{'user.name'}) || ($udom ne $ENV{'user.domain'})) {
             $r->print('<h3><font color=red>Co-Author: '.$uname.' at '.$udom.
                  '</font></h3>');
     }
   
   
   my $docroot=$r->dir_config('lonDocRoot');    my $docroot=$r->dir_config('lonDocRoot');
   
   my $resdir=$docroot.'/res/'.$udom.'/'.$uname.$thisdisfn;    my $resdir=$docroot.'/res/'.$udom.'/'.$uname.$thisdisfn;
     my $targetdir=$udom.'/'.$uname.$thisdisfn;
   my $linkdir='/~'.$uname.$thisdisfn;    my $linkdir='/~'.$uname.$thisdisfn;
   
     my $filename;    $r->print('<table border=2>'.
     opendir(DIR,$fn);   '<tr><th>Filename</th><th>Metadata</th><th>Modified</th>'.
        while ($filename=readdir(DIR)) {   '<th>Status</th><th>&nbsp;</th></tr>');
            $filename=~/\.(\w+)$/;  
            if (($1 ne 'meta') && ($1 ne 'save') && ($1 ne 'log')) {    my $filename;
       $r->print($resdir.' - '.$linkdir.' = '.$filename.'<br>');    my $dirptr=16384;
    }  
        }    opendir(DIR,$fn);
     closedir(DIR);    my @files=sort(readdir(DIR));
     foreach my $filename (@files) {
        my ($cdev,$cino,$cmode,$cnlink,
            $cuid,$cgid,$crdev,$csize,
            $catime,$cmtime,$cctime,
            $cblksize,$cblocks)=stat($fn.'/'.$filename);
   
        my $extension='';
        if ($filename=~/\.(\w+)$/) { $extension=$1; }
        if ($cmode&$dirptr) {
            my $disfilename=$filename;
            if ($filename eq '..') {
        $disfilename='<i>Parent Directory</i>';
            }
            unless ((($filename eq '..') && ($thisdisfn eq '')) ||
                    ($filename eq '.')) {
              $r->print('<tr bgcolor=#BBBBFF'.
              '><td><a href="'.$linkdir.'/'.$filename.'">'.$disfilename.
    '</a></td><td>&nbsp;</td><td>'.localtime($cmtime).
    '</td><td>&nbsp;</td><td>&nbsp;</td></tr>'
              );
            }
        } elsif (&Apache::loncommon::fileembstyle($extension) ne 'hdn') {
            my $status='Unpublished';
            my $bgcol='#FFBBBB';
            my $title='&nbsp;';
            if (-e $resdir.'/'.$filename) {
               my ($rdev,$rino,$rmode,$rnlink,
                   $ruid,$rgid,$rrdev,$rsize,
                   $ratime,$rmtime,$rctime,
                   $rblksize,$rblocks)=stat($resdir.'/'.$filename);
               if ($rmtime>=$cmtime) {
    $status='Published';
                   $bgcol='#BBFFBB';
                   $title=
    '<a href="/res/'.$targetdir.'/'.$filename.'.meta" target=cat>'.
    &Apache::lonnet::metadata($targetdir.'/'.$filename,'title').'</a>';
               } else {
                   $status='Modified';
                   $bgcol='#FFFFBB';
                   $title=
    '<a href="/res/'.$targetdir.'/'.$filename.'.meta" target=cat>'.
    &Apache::lonnet::metadata($targetdir.'/'.$filename,'title').'</a>';
                   if 
            (&Apache::loncommon::fileembstyle(($filename=~/\.(\w+)$/)) eq 'ssi') {
                      $status.='<br><a href="/adm/diff?filename=/~'.$uname.
                                            $thisdisfn.'/'.$filename.
          '&versionone=priv" target=cat>Diffs</a>';
           }
               }   
               $status.='<br><a href="/adm/retrieve?filename=/~'.$uname.
                 $thisdisfn.'/'.$filename.'" target=cat>Retrieve</a>';
    }
            $r->print('<tr bgcolor='.$bgcol.
            '><td><a href="'.$linkdir.'/'.$filename.'">'.$filename.
            '</a></td><td>'.$title.
            '<td>'.localtime($cmtime).'</td><td>'.$status.'</td>'.
        '<td><a target="_parent" href="/adm/publish?filename=/~'.$uname.
                                         $thisdisfn.'/'.$filename.'">'.
            'Publish</a></td></tr>');
        } else {
    # "hidden" extension and not a directory, so hide it away.
        }
     }
     closedir(DIR);
   
   $r->print('</body></html>');    $r->print('</table></body></html>');
   return OK;      return OK;  
 }  }
   
   1;
   __END__
   
   =head1 NAME
   
   Apache::lonpubdir - Publication Handler for Directories
   
   =head1 SYNOPSIS
   
   Invoked (for various locations) by /etc/httpd/conf/srm.conf:
   
    <LocationMatch "^/\~.*/$">
    PerlAccessHandler       Apache::loncacc
    SetHandler perl-script
    PerlHandler Apache::lonpubdir
    ErrorDocument     403 /adm/login
    ErrorDocument     404 /adm/notfound.html
    ErrorDocument     406 /adm/unauthorized.html
    ErrorDocument  500 /adm/errorhandler
    </LocationMatch>
   
    <Location /adm/pubdir>
    PerlAccessHandler       Apache::lonacc
    SetHandler perl-script
    PerlHandler Apache::lonpubdir
    ErrorDocument     403 /adm/login
    ErrorDocument     404 /adm/notfound.html
    ErrorDocument     406 /adm/unauthorized.html
    ErrorDocument  500 /adm/errorhandler
    </Location>
   
   =head1 INTRODUCTION
   
   This module publishes a directory of files.
   
   This is part of the LearningOnline Network with CAPA project
   described at http://www.lon-capa.org.
   
   =head1 HANDLER SUBROUTINE
   
   This routine is called by Apache and mod_perl.
   
   =over 4
   
   =item *
   
   read in information
   
   =item *
   
   start page output
   
   =item *
   
   run through list of files and attempt to publish unhidden files
   
   =back
   
   =cut
Removed from v.1.1  
changed lines
  Added in v.1.19

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