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Annotation of loncom/interface/lonmeta.pm, revision 1.5

1.1       www         1: # The LearningOnline Network with CAPA
                      2: #
                      3: # Metadata display handler
                      4: #
                      5: # (TeX Content Handler
                      6: #
                      7: # 05/29/00,05/30,10/11 Gerd Kortemeyer)
                      8: #
1.3       www         9: # 10/19,10/21,10/23,11/27 Gerd Kortemeyer
1.1       www        10: 
                     11: package Apache::lonmeta;
                     12: 
                     13: use strict;
                     14: use Apache::Constants qw(:common);
1.3       www        15: use Apache::lonnet();
1.1       www        16: 
                     17: 
                     18: # ================================================================ Main Handler
                     19: 
                     20: sub handler {
                     21:   my $r=shift;
1.3       www        22:   my %content=();
1.1       www        23: 
                     24: # ----------------------------------------------------------- Set document type
                     25: 
                     26:   $r->content_type('text/html');
                     27:   $r->send_http_header;
                     28: 
                     29:   return OK if $r->header_only;
                     30: 
                     31: # ------------------------------------------------------------------- Read file
                     32: 
1.3       www        33:   my $uri=$r->uri;
                     34:   map {
                     35:       $content{$_}=&Apache::lonnet::metadata($uri,$_);
                     36:   } split(/\,/,&Apache::lonnet::metadata($uri,'keys'));
1.1       www        37: 
                     38: # --------------------------------------------------------------- Render Output
1.2       www        39: 
                     40: my $creationdate=localtime($content{'creationdate'});
                     41: my $lastrevisiondate=localtime($content{'lastrevisiondate'});
1.1       www        42:   
                     43:   $r->print(<<ENDHEAD);
                     44: <html><head><title>Catalog Information</title></head>
                     45: <body bgcolor="#FFFFFF">
                     46: <h1>Catalog Information</h1>
                     47: <h2>$content{'title'}</h2>
                     48: <h3>Author(s): $content{'author'}</h3>
                     49: <b>Subject:</b> $content{'subject'}<br>
                     50: <b>Keyword(s):</b> $content{'keywords'}<br>
                     51: <b>Notes:</b> $content{'notes'}<br>
                     52: <b>Abstract:</b>
                     53: <blockquote>$content{'abstract'}</blockquote>
                     54: <hr>
                     55: <b>MIME Type:</b> $content{'mime'}<br>
                     56: <b>Language:</b> $content{'language'}<br>
1.2       www        57: <b>Creation Date:</b> $creationdate<br>
                     58: <b>Last Revision Date:</b> $lastrevisiondate<br>
1.1       www        59: <b>Publisher/Owner:</b> $content{'owner'}<br>
                     60: <b>Copyright/Distribution:</b> $content{'copyright'}
                     61: <hr>
                     62: ENDHEAD
                     63:   delete($content{'title'});
                     64:   delete($content{'author'});
                     65:   delete($content{'subject'});
                     66:   delete($content{'keywords'});
                     67:   delete($content{'notes'});
                     68:   delete($content{'abstract'});
                     69:   delete($content{'mime'});
                     70:   delete($content{'language'});
                     71:   delete($content{'creationdate'});
                     72:   delete($content{'lastrevisiondate'});
                     73:   delete($content{'owner'});
                     74:   delete($content{'copyright'});
                     75:   map {
1.3       www        76:       my $name=$_;
                     77:       my $display=&Apache::lonnet::metadata($uri,$name.'.display');
1.5     ! www        78:       unless ($display) { $display=$name; };
        !            79:       my $otherinfo='';
        !            80:       map {
        !            81:           if (defined(&Apache::lonnet::metadata($uri,$name.'.'.$_))) {
        !            82:              $otherinfo.=' '.$_.'='.
        !            83: 		 &Apache::lonnet::metadata($uri,$name.'.'.$_).'; ';
        !            84:           }
        !            85:       } ('name','part','type','default'); 
        !            86:       $r->print('<b>'.$display.':</b> '.$content{$name});
        !            87:       if ($otherinfo) {
        !            88:          $r->print(' ('.$otherinfo.')');
        !            89:       }
        !            90:       $r->print("<br>\n");
1.1       www        91:   } sort keys %content;
                     92:   $r->print('</body></html>');
                     93:   return OK;
                     94: }
                     95: 
                     96: 1;
                     97: __END__
                     98: 
                     99: 
                    100: 
                    101: 
                    102: 
                    103: 
                    104: 
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