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File:  [LON-CAPA] / rat / lonratedt.pm
Revision 1.4: download - view: text, annotated - select for diffs
Sat Jun 30 14:05:57 2001 UTC (22 years, 10 months ago) by www
Branches: MAIN
CVS tags: stable_2001_fall, HEAD
Checks if directory exists

    1: # The LearningOnline Network with CAPA
    2: # Edit Handler for RAT Maps
    3: # (TeX Content Handler
    4: #
    5: # 05/29/00,05/30 Gerd Kortemeyer)
    6: # 7/1,6/30 Gerd Kortemeyer
    7: 
    8: package Apache::lonratedt;
    9: 
   10: use strict;
   11: use Apache::Constants qw(:common);
   12: use Apache::lonnet;
   13: 
   14: # --------------------------------------------------------- Build up RAT screen
   15: sub ratedt {
   16:   my ($r,$url)=@_;
   17:   $r->print(<<ENDDOCUMENT);
   18: 
   19: <html>
   20: <head>
   21: <script language="JavaScript">
   22:     var flag=0;
   23: </script>
   24: </head>
   25: <frameset rows="1,50,*" border=0>
   26: <frame name=server src="$url/loadonly/ratserver" noresize noscroll>
   27: <frame name=code src="/adm/rat/code.html">
   28: <frame name=mapout src="/adm/rat/map.html">
   29: </frameset>
   30: </html>
   31: 
   32: ENDDOCUMENT
   33: }
   34: 
   35: sub smpedt {
   36:    my ($r,$fn)=@_;
   37:    $r->print(<<ENDSMPHEAD);
   38: <html>
   39: <body bgcolor='#FFFFFF'>
   40: <form method=post>
   41: <input type=submit name=forceadv 
   42: value="Advanced Map Editing - Resource Assembly Tool"><hr>
   43: ENDSMPHEAD
   44:     $r->print(
   45:       '<input type=submit name=forcesmp value="Store"></form></body></html>');
   46: }
   47: 
   48: sub nodir {
   49:    my ($r,$dir)=@_;
   50:    $dir=~s/^\/home\/\w+\/public\_html//;
   51:    $r->print(<<ENDNODIR);
   52: <html>
   53: <body bgcolor='#FFFFFF'>
   54: <h1>No such directory: $dir</h1>
   55: </body>
   56: </html>
   57: ENDNODIR
   58: }
   59: 
   60: # ================================================================ Main Handler
   61: 
   62: sub handler {
   63:   my $r=shift;
   64:   $r->content_type('text/html');
   65:   $r->send_http_header;
   66: 
   67:   return OK if $r->header_only;
   68: 
   69:   my $url=$r->uri;
   70:   my $fn=&Apache::lonnet::filelocation('',$url);
   71: 
   72:   my ($dir)=($fn=~/^(.+)\/[^\/]+$/);
   73:   unless (-e $dir) {
   74:       &nodir($r,$dir);
   75:       return OK;
   76:   }
   77:   my $adv=0;
   78: 
   79:   unless ($ENV{'form.forcesmp'}) {
   80:      if ($ENV{'form.forceadv'}) {
   81:         $adv=1;
   82:      } elsif (my $fh=Apache::File->new($fn)) {
   83: 	 my $allmap=join('',<$fh>);
   84:          $adv=($allmap=~/\<map[^\>]+mode\s*\=\s*(\'|\")rat/is);
   85:      }
   86:   }
   87: 
   88:   if ($adv) {
   89:       &ratedt($r,$url);
   90:   } else {
   91:       &smpedt($r,$fn);
   92:   }
   93:   return OK;
   94: }
   95: 
   96: 1;
   97: __END__
   98: 
   99: 
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