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Diff for /loncom/interface/lonsearchcat.pm between versions 1.67 and 1.91

version 1.67, 2001/03/22 13:33:07 version 1.91, 2001/04/02 13:15:26
Line 3 Line 3
 #  #
 # 03/08/2001 Scott Harrison  # 03/08/2001 Scott Harrison
 # Scott Harrison: 03/12/2001, 03/13/2001, 03/14/2001, 03/15/2001, 03/19/2001  # Scott Harrison: 03/12/2001, 03/13/2001, 03/14/2001, 03/15/2001, 03/19/2001
 # Scott Harrison: 03/20/2001  # Scott Harrison: 03/20/2001, 03/21/2001, 03/22/2001, 03/26/2001, 03/27/2001
   # Scott Harrison: 04/02/2001
 #  #
 # Functions  # Functions
 #  #
Line 36 Line 37
 # recursive_SQL_query_build(field name, reverse notation expression) :   # recursive_SQL_query_build(field name, reverse notation expression) : 
 #                 builds a SQL query string from a reverse notation expression  #                 builds a SQL query string from a reverse notation expression
 #                 logical expression with AND/OR keywords  #                 logical expression with AND/OR keywords
   # build_custommetadata_query(field_name, logic_statement) : builds a perl
   #                regular expression from a logical expression with AND/OR
   #                keywords
   # detailed_citation_view, summary_view, fielded_format_view, xml_sgml_view:
   #   four different ways to view metadata records.  Outputs a HTML-ified string.
   #   Input arguments are title, author, subject, url, keywords, version, notes,
   #   short abstract, mime, language, creation date, last revision date, owner,
   #   copyright, hostname, httphost, and extra custom metadata to show.
   # build_date_queries(cmonth1, cday1, cyear1, cmonth2, cday2, cyear2,
   #                    lmonth1, lday1, lyear1, lmonth2, lday2, lyear2) :
   #         Builds a SQL logic query to check time/date entries.
   # output_date_error(server reference, error message) : outputs
   #         an error message specific to bad date format.
   # make_persistent() : makes a set of hidden HTML fields to make
   #                     SQL search interface information to be persistent
   
 package Apache::lonsearchcat;  package Apache::lonsearchcat;
   
Line 46  use Apache::File(); Line 62  use Apache::File();
 use CGI qw(:standard);  use CGI qw(:standard);
 use Text::Query;  use Text::Query;
   
   # ---------------------------------------- variables used throughout the module
 my %language;  my %language;
 my $scrout;  my $scrout;
 my %metadatafields;  my %metadatafields;
 my %cprtag;  my %cprtag;
 my %mimetag;  my %mimetag;
 my $closebutton;  my $closebutton;
   
   # ------ form selection elements that allow for choosing different output views
   # Detailed Citation View ---> sub detailed_citationview
   # Summary View ---> sub summary_view
   # Fielded Format ---> sub fielded_format_view
   # XML/SGML ---> sub xml_sgml_view
 my $basicviewselect=<<END;  my $basicviewselect=<<END;
 <select name='basicviewselect'>  <select name='basicviewselect'>
 <option value='Detailed Citation View'>Detailed Citation View</option>  <option value='Detailed Citation View'>Detailed Citation View</option>
Line 69  my $advancedviewselect=<<END; Line 92  my $advancedviewselect=<<END;
 </select>  </select>
 END  END
   
   # ----------------------------- Handling routine called via Apache and mod_perl
 sub handler {  sub handler {
     my $r = shift;      my $r = shift;
   
Line 89  sub handler { Line 113  sub handler {
     %metadatafields=();      %metadatafields=();
   
     my $hidden='';      my $hidden='';
     $hidden=<<END if $ENV{'form.catalogmode'} eq 'interactive';      if ($ENV{'form.catalogmode'} eq 'interactive') {
    $hidden=<<END;
 <input type='hidden' name='catalogmode' value='interactive'>  <input type='hidden' name='catalogmode' value='interactive'>
 END  END
           $closebutton=<<END;
     $closebutton=<<END if $ENV{'form.catalogmode'} eq 'interactive';  <input type="button" name="close" value='CLOSE' onClick="self.close()">
 <input type="button" name="close" value="CLOSE" onClick="self.close()">  
 END  END
       }
   
 # ------------------------------------------------ First, check out environment  # ------------------------------------------------ First, check out environment
     $metadatafields{'owner'}=$ENV{'user.name'}.'@'.$ENV{'user.domain'};      $metadatafields{'owner'}=$ENV{'user.name'}.'@'.$ENV{'user.domain'};
Line 132  END Line 157  END
  } <$fh>;   } <$fh>;
     }      }
   
   # ----------------------------------- See if a search invocation should be done
     if ($ENV{'form.basicsubmit'} eq 'SEARCH') {      if ($ENV{'form.basicsubmit'} eq 'SEARCH') {
  return &basicsearch($r,\%ENV);   return &basicsearch($r,\%ENV);
     }      }
Line 139  END Line 165  END
  return &advancedsearch($r,\%ENV);   return &advancedsearch($r,\%ENV);
     }      }
   
   # ----------------------------- Else, begin building search interface to output
     $scrout=''; # building a part of screen output      $scrout=''; # building a part of screen output
     $scrout.=&searchphrasefield('Limit by title','title',      $scrout.=&searchphrasefield('Limit by title','title',
  $ENV{'form.title'});   $ENV{'form.title'});
Line 229  LASTREVISIONDATEEND Line 256  LASTREVISIONDATEEND
 # ------------------------------------------- Compute customized metadata field  # ------------------------------------------- Compute customized metadata field
     $scrout.=<<CUSTOMMETADATA;      $scrout.=<<CUSTOMMETADATA;
 <p>  <p>
 <font color="#800000" face="helvetica"><b>LIMIT BY OTHER METADATA FIELDS:</b>  <font color="#800000" face="helvetica"><b>LIMIT BY SPECIAL METADATA FIELDS:</b>
 </font>  </font>
 For author-specific metadata, enter in an expression in the form of   For resource-specific metadata, enter in an expression in the form of 
 <i>key</i>=<i>value</i> separated by operators such as AND or OR.<br>  <i>key</i>=<i>value</i> separated by operators such as AND or OR.<br>
 <b>Example:</b> grandmother=75 OR grandfather=85  <b>Example:</b> grandmother=75 OR grandfather=85
 <br>  <br>
Line 239  CUSTOMMETADATA Line 266  CUSTOMMETADATA
 $scrout.=&simpletextfield('custommetadata',$ENV{'form.custommetadata'});  $scrout.=&simpletextfield('custommetadata',$ENV{'form.custommetadata'});
 $scrout.=' <i>initial users of this system do not need to worry about this option</i>';  $scrout.=' <i>initial users of this system do not need to worry about this option</i>';
   
       $scrout.=<<CUSTOMSHOW;
   <p>
   <font color="#800000" face="helvetica"><b>SHOW SPECIAL METADATA FIELDS:</b>
   </font>
   Enter in a space-separated list of special metadata fields to show
   in a fielded listing for each record result.
   <br>
   CUSTOMSHOW
   $scrout.=&simpletextfield('customshow',$ENV{'form.customshow'});
   $scrout.=' <i>initial users of this system do not need to worry about this option</i>';
   
 # ---------------------------------------------------------------- Print screen  # ---------------------------------------------------------------- Print screen
     $r->print(<<ENDDOCUMENT);      $r->print(<<ENDDOCUMENT);
 <html>  <html>
Line 267  ENDDOCUMENT Line 305  ENDDOCUMENT
     $r->print(<<ENDDOCUMENT);      $r->print(<<ENDDOCUMENT);
 <font color="#800000">Search historic archives</font>  <font color="#800000">Search historic archives</font>
 <br>  <br>
 <input type="submit" name="basicsubmit" value="SEARCH">  <input type="submit" name="basicsubmit" value='SEARCH' />
 <input type="reset" name="reset" value="RESET">  <input type="reset" name="reset" value='RESET' />
 $closebutton  $closebutton
 $basicviewselect  $basicviewselect
 </p>  </p>
Line 276  $basicviewselect Line 314  $basicviewselect
 <h3>Advanced Search</h3>  <h3>Advanced Search</h3>
 $scrout  $scrout
 <p>  <p>
 <input type="submit" name="advancedsubmit" value="SEARCH">  <input type="submit" name="advancedsubmit" value='SEARCH' />
 <input type="reset" name="reset" value="RESET">  <input type="reset" name="reset" value='RESET' />
 $closebutton  $closebutton
 $advancedviewselect  $advancedviewselect
 </p>  </p>
Line 292  ENDDOCUMENT Line 330  ENDDOCUMENT
   
 sub simpletextfield {  sub simpletextfield {
     my ($name,$value)=@_;      my ($name,$value)=@_;
     return '<input type=text name="'.$name.'" size=20 value="'.$value.'">';      return '<input type=text name=\''.$name.
      '\' size=20 value=\''.$value.'\' />';
 }  }
   
 sub simplecheckbox {  sub simplecheckbox {
     my ($name,$value)=@_;      my ($name,$value)=@_;
     my $checked='';      my $checked='';
     $checked="CHECKED" if $value eq 'on';      $checked="CHECKED" if $value eq 'on';
     return '<input type=checkbox name="'.$name.'" '. $checked . '>';      return '<input type=checkbox name=\''.$name.'\' '. $checked . '>';
 }  }
   
 sub searchphrasefield {  sub searchphrasefield {
Line 311  END Line 350  END
     my $uctitle=uc($title);      my $uctitle=uc($title);
     return "\n<p><font color=\"#800000\" face=\"helvetica\"><b>$uctitle:</b>".      return "\n<p><font color=\"#800000\" face=\"helvetica\"><b>$uctitle:</b>".
    "</FONT> $instruction<br>".     "</FONT> $instruction<br>".
            '<input type=text name="'.$name.'" size=80 value="'.$value.'">';             '<input type=text name="'.$name.'" size=80 value=\''.$value.'\'>';
 }  }
   
 sub dateboxes {  sub dateboxes {
Line 464  sub selectbox { Line 503  sub selectbox {
     my $selout="\n<p><font color=\"#800000\" face=\"helvetica\"><b>$uctitle:".      my $selout="\n<p><font color=\"#800000\" face=\"helvetica\"><b>$uctitle:".
  "</b></font><br>".'<select name="'.$name.'">';   "</b></font><br>".'<select name="'.$name.'">';
     map {      map {
         $selout.='<option value="'.$_.'"';          $selout.='<option value=\''.$_.'\'';
         if ($_ eq $value) { $selout.=' selected'; }          if ($_ eq $value) { $selout.=' selected'; }
         $selout.='>'.$options{$_}.'</option>';          $selout.='>'.$options{$_}.'</option>';
     } sort keys %options;      } sort keys %options;
Line 486  sub advancedsearch { Line 525  sub advancedsearch {
    'lastrevisiondatestart_year','lastrevisiondateend_month',     'lastrevisiondatestart_year','lastrevisiondateend_month',
    'lastrevisiondateend_day','lastrevisiondateend_year',     'lastrevisiondateend_day','lastrevisiondateend_year',
    'notes','abstract','mime','language','owner',     'notes','abstract','mime','language','owner',
    'custommetadata') {     'custommetadata','customshow') {
  $ENV{"form.$field"}=~s/[^\w\s\(\)\-\"\']//g;   $ENV{"form.$field"}=~s/[^\w\s\(\)\=\-\"\']//g;
     }      }
   
       # Check to see if enough information was filled in
     for my $field ('title','author','subject','keywords','url','version',      for my $field ('title','author','subject','keywords','url','version',
    'notes','abstract','mime','language','owner',     'notes','abstract','mime','language','owner',
    'custommetadata') {     'custommetadata') {
Line 496  sub advancedsearch { Line 537  sub advancedsearch {
     $fillflag++;      $fillflag++;
  }   }
     }      }
   
     unless ($fillflag) {      unless ($fillflag) {
  &output_blank_field_error($r);   &output_blank_field_error($r);
  return OK;   return OK;
     }      }
   
   
       # Turn the form input into a SQL-based query
     my $query='';      my $query='';
   
     my @queries;      my @queries;
     # Go through logical expression AND/OR/NOT phrase fields.      # Evaluate logical expression AND/OR/NOT phrase fields.
   
     foreach my $field ('title','author','subject','notes','abstract','url',      foreach my $field ('title','author','subject','notes','abstract','url',
        'keywords','version','owner') {         'keywords','version','owner') {
  if ($ENV{'form.'.$field}) {   if ($ENV{'form.'.$field}) {
     push @queries,&build_SQL_query($field,$ENV{'form.'.$field});      push @queries,&build_SQL_query($field,$ENV{'form.'.$field});
  }   }
     }      }
       # Evaluate option lists
     if ($ENV{'form.language'} and $ENV{'form.language'} ne 'any') {      if ($ENV{'form.language'} and $ENV{'form.language'} ne 'any') {
  push @queries,"(language like \"\%$ENV{'form.language'}\%\")";   push @queries,"(language like \"$ENV{'form.language'}\")";
     }      }
     if ($ENV{'form.mime'} and $ENV{'form.mime'} ne 'any') {      if ($ENV{'form.mime'} and $ENV{'form.mime'} ne 'any') {
  push @queries,"(mime like \"\%$ENV{'form.mime'}\%\")";   push @queries,"(mime like \"$ENV{'form.mime'}\")";
     }      }
     if ($ENV{'form.copyright'} and $ENV{'form.copyright'} ne 'any') {      if ($ENV{'form.copyright'} and $ENV{'form.copyright'} ne 'any') {
  push @queries,"(copyright like \"\%$ENV{'form.copyright'}\%\")";   push @queries,"(copyright like \"$ENV{'form.copyright'}\")";
     }      }
       # Evaluate date windows
     my $datequery=&build_date_queries(      my $datequery=&build_date_queries(
  $ENV{'form.creationdatestart_month'},   $ENV{'form.creationdatestart_month'},
  $ENV{'form.creationdatestart_day'},   $ENV{'form.creationdatestart_day'},
Line 536  sub advancedsearch { Line 579  sub advancedsearch {
  $ENV{'form.lastrevisiondateend_day'},   $ENV{'form.lastrevisiondateend_day'},
  $ENV{'form.lastrevisiondateend_year'},   $ENV{'form.lastrevisiondateend_year'},
  );   );
       # Test to see if date windows are legitimate
     if ($datequery=~/^Incorrect/) {      if ($datequery=~/^Incorrect/) {
  &output_date_error($r,$datequery);   &output_date_error($r,$datequery);
  return OK;   return OK;
Line 543  sub advancedsearch { Line 587  sub advancedsearch {
     elsif ($datequery) {      elsif ($datequery) {
  push @queries,$datequery;   push @queries,$datequery;
     }      }
     my $customquery;  
       # Process form information for custom metadata querying
       my $customquery='';
     if ($ENV{'form.custommetadata'}) {      if ($ENV{'form.custommetadata'}) {
  $customquery=&build_custommetadata_query('custommetadata',   $customquery=&build_custommetadata_query('custommetadata',
       $ENV{'form.custommetadata'});        $ENV{'form.custommetadata'});
     }      }
       my $customshow='';
       if ($ENV{'form.customshow'}) {
    $customshow=$ENV{'form.customshow'};
    $customshow=~s/[^\w\s]//g;
    my @fields=split(/\s+/,$customshow);
    $customshow=join(" ",@fields);
       }
       # Send query statements over the network to be processed by either the SQL
       # database or a recursive scheme of 'grep'-like actions (for custom
       # metadata).
     if (@queries) {      if (@queries) {
  $query=join(" AND ",@queries);   $query=join(" AND ",@queries);
  $query="select * from metadata where $query";   $query="select * from metadata where $query";
  my $reply=&Apache::lonnet::metadata_query($query);   my $reply; # reply hash reference
    unless ($customquery or $customshow) {
       $reply=&Apache::lonnet::metadata_query($query);
    }
    else {
       $reply=&Apache::lonnet::metadata_query($query,
      $customquery,$customshow);
    }
  &output_results('Advanced',$r,$envhash,$customquery,$reply);   &output_results('Advanced',$r,$envhash,$customquery,$reply);
     }      }
     else {      elsif ($customquery) {
  &output_results('Advanced',$r,$envhash,$query);   my $reply; # reply hash reference
    $reply=&Apache::lonnet::metadata_query('',
          $customquery,$customshow);
    &output_results('Advanced',$r,$envhash,$customquery,$reply);
     }      }
       $r->print(' '); # just in case.. hrrmm..
     return OK;      return OK;
 }  }
   
Line 581  sub basicsearch { Line 648  sub basicsearch {
  $ENV{"form.$field"}=~s/[^\w\s\(\)\-]//g;   $ENV{"form.$field"}=~s/[^\w\s\(\)\-]//g;
     }      }
   
       # Check to see if enough is filled in
     unless (&filled($ENV{'form.basicexp'})) {      unless (&filled($ENV{'form.basicexp'})) {
  &output_blank_field_error($r);   &output_blank_field_error($r);
  return OK;   return OK;
     }      }
   
       # Build SQL query string based on form page
     my $query='';      my $query='';
     my $concatarg=join(',"    ",',      my $concatarg=join(',"    ",',
        ('title', 'author', 'subject', 'notes', 'abstract'));         ('title', 'author', 'subject', 'notes', 'abstract'));
       $query='select * from metadata where concat(' . $concatarg . ') like %' .
      $ENV{'form.basicexp'} . '%';
   
     $query="select * from metadata where concat($concatarg) like '\%$ENV{'form.basicexp'}\%'";      # Get reply (either a hash reference to filehandles or bad connection)
     my $reply=&Apache::lonnet::metadata_query($query);      my $reply=&Apache::lonnet::metadata_query($query);
   
       # Output search results
     &output_results('Basic',$r,$envhash,$query,$reply);      &output_results('Basic',$r,$envhash,$query,$reply);
   
     return OK;      return OK;
 }  }
   
Line 658  sub output_results { Line 732  sub output_results {
     @results=<$fh>;      @results=<$fh>;
  }   }
   
    my $customshow='';
    my $extrashow='';
    my @customfields;
    if ($ENV{'form.customshow'}) {
       $customshow=$ENV{'form.customshow'};
       $customshow=~s/[^\w\s]//g;
       my @fields=map {"<font color=\"#008000\">$_:</font><!-- $_ -->"} 
                      split(/\s+/,$customshow);
       @customfields=split(/\s+/,$customshow);
       if ($customshow) {
    $extrashow="<ul><li>".join("</li><li>",@fields)."</li></ul>\n";
       }
    }
    my $customdata='';
    my %customhash;
  foreach my $result (@results) {   foreach my $result (@results) {
       if ($result=~/^(custom\=.*)$/) { # grab all custom metadata
    my $tmp=$result;
    $tmp=~s/^custom\=//;
    my ($k,$v)=map {&Apache::lonnet::unescape($_);
       } split(/\,/,$tmp);
    $customhash{$k}=$v;
       }
    }
    foreach my $result (@results) {
       next if $result=~/^custom\=/;
       chomp $result;
       next unless $result;
     my @fields=map      my @fields=map
                    {&Apache::lonnet::unescape($_)}                     {&Apache::lonnet::unescape($_)}
                    (split(/\,/,$result));                     (split(/\,/,$result));
Line 668  sub output_results { Line 769  sub output_results {
     my $shortabstract=$abstract;      my $shortabstract=$abstract;
     $shortabstract=substr($abstract,0,200) if length($abstract)>200;      $shortabstract=substr($abstract,0,200) if length($abstract)>200;
     $fields[7]=$shortabstract;      $fields[7]=$shortabstract;
       my $extrashow2=$extrashow;
       if ($extrashow) {
    foreach my $field (@customfields) {
       my $value='';
       if ($customhash{$url}=~/\<${field}[^\>]*\>(.*?)\<\/${field}[^\>]*\>/s) {
            $value=$1;
       }
       $extrashow2=~s/\<\!\-\- $field \-\-\>/ $value/g;
    }
       }
   
       $compiledresult.=<<END if $compiledresult;
   <hr align='left' width='200' noshade />
   END
     $compiledresult.=<<END;      $compiledresult.=<<END;
 <p>  <p>
 END  END
             $compiledresult.=<<END if $ENV{'form.catalogmode'} eq 'interactive';             $compiledresult.=<<END if $ENV{'form.catalogmode'} eq 'interactive';
 <font size='-1'><INPUT TYPE="button" NAME="returnvalues" VALUE="SELECT"  <font size='-1'><INPUT TYPE="button" NAME="returnvalues" VALUE="SELECT"
 onClick="javascript:select_data('$title','$url')">  onClick="javascript:select_data('$title','$url')">
 </font>  </font>
Line 689  END Line 804  END
   
             if ($viewselect eq 'Detailed Citation View') {              if ($viewselect eq 'Detailed Citation View') {
  $compiledresult.=&detailed_citation_view(@fields,   $compiledresult.=&detailed_citation_view(@fields,
  $hostname,$httphost);   $hostname,$httphost,
    $extrashow2);
     }      }
             elsif ($viewselect eq 'Summary View') {              elsif ($viewselect eq 'Summary View') {
  $compiledresult.=&summary_view(@fields,$hostname,$httphost);   $compiledresult.=&summary_view(@fields,$hostname,$httphost,
          $extrashow2);
     }      }
             elsif ($viewselect eq 'Fielded Format') {              elsif ($viewselect eq 'Fielded Format') {
  $compiledresult.=&fielded_format_view(@fields,$hostname,   $compiledresult.=&fielded_format_view(@fields,$hostname,
       $httphost);        $httphost,$extrashow2);
     }      }
             elsif ($viewselect eq 'XML/SGML') {              elsif ($viewselect eq 'XML/SGML') {
  $compiledresult.=&xml_sgml_view(@fields,$hostname,$httphost);   $compiledresult.=&xml_sgml_view(@fields,$hostname,$httphost,
    $extrashow2);
     }      }
   
         }          }
Line 740  SCRIPT Line 858  SCRIPT
 <img align=right src=/adm/lonIcons/lonlogos.gif>  <img align=right src=/adm/lonIcons/lonlogos.gif>
 <h1>Search Catalog</h1>  <h1>Search Catalog</h1>
 <form method="post" action="/adm/searchcat">  <form method="post" action="/adm/searchcat">
   $customdata
 <input type='button' value='Revise search request'  <input type='button' value='Revise search request'
 onClick='this.form.submit();'>  onClick='this.form.submit();'>
 $closebutton  $closebutton
Line 791  sub build_custommetadata_query { Line 910  sub build_custommetadata_query {
   -build => 'Text::Query::BuildAdvancedString');    -build => 'Text::Query::BuildAdvancedString');
     $q->prepare($logic_statement);      $q->prepare($logic_statement);
     my $matchexp=${$q}{'-parse'}{'-build'}{'matchstring'};      my $matchexp=${$q}{'-parse'}{'-build'}{'matchstring'};
       # quick fix to change literal into xml tag-matching
       # will eventually have to write a separate builder module
       my $oldmatchexp=$matchexp;
       $matchexp=~s/(\w+)\\\=([\w\\\+]+)/\\\<$1\\\>\[\^\\\<\]\*$2\[\^\\\<\]\*\\\<\\\/$1\\\>/g;
     return $matchexp;      return $matchexp;
 }  }
   
Line 828  sub detailed_citation_view { Line 951  sub detailed_citation_view {
     my ($title,$author,$subject,$url,$keywords,$version,      my ($title,$author,$subject,$url,$keywords,$version,
  $notes,$shortabstract,$mime,$lang,   $notes,$shortabstract,$mime,$lang,
  $creationdate,$lastrevisiondate,$owner,$copyright,   $creationdate,$lastrevisiondate,$owner,$copyright,
  $hostname,$httphost)=@_;   $hostname,$httphost,$extrashow)=@_;
     my $result=<<END;      my $result=<<END;
 <i>$owner</i>, last revised $lastrevisiondate  <i>$owner</i>, last revised $lastrevisiondate
 <h3><A HREF="http://$httphost$url" TARGET='search_preview'>$title</A></h3>  <h3><A HREF="http://$httphost$url" TARGET='search_preview'>$title</A></h3>
Line 841  sub detailed_citation_view { Line 964  sub detailed_citation_view {
 <b>MIME Type:</b> $mimetag{$mime}<br>  <b>MIME Type:</b> $mimetag{$mime}<br>
 <b>Language:</b> $language{$lang}<br>  <b>Language:</b> $language{$lang}<br>
 <b>Copyright/Distribution:</b> $cprtag{$copyright}<br>  <b>Copyright/Distribution:</b> $cprtag{$copyright}<br>
   </p>
   $extrashow
   <p>
 $shortabstract  $shortabstract
 </p>  </p>
 END  END
Line 852  sub summary_view { Line 978  sub summary_view {
     my ($title,$author,$subject,$url,$keywords,$version,      my ($title,$author,$subject,$url,$keywords,$version,
  $notes,$shortabstract,$mime,$lang,   $notes,$shortabstract,$mime,$lang,
  $creationdate,$lastrevisiondate,$owner,$copyright,   $creationdate,$lastrevisiondate,$owner,$copyright,
  $hostname,$httphost)=@_;   $hostname,$httphost,$extrashow)=@_;
     my $result=<<END;      my $result=<<END;
 <a href="http://$httphost$url" TARGET='search_preview'>$author</a><br />  <a href="http://$httphost$url" TARGET='search_preview'>$author</a><br />
 $title<br />  $title<br />
 $owner -- $lastrevisiondate<br />  $owner -- $lastrevisiondate<br />
 $cprtag{$copyright}<br />  $cprtag{$copyright}<br />
   $extrashow
 </p>  </p>
 END  END
     return $result;      return $result;
Line 868  sub fielded_format_view { Line 995  sub fielded_format_view {
     my ($title,$author,$subject,$url,$keywords,$version,      my ($title,$author,$subject,$url,$keywords,$version,
  $notes,$shortabstract,$mime,$lang,   $notes,$shortabstract,$mime,$lang,
  $creationdate,$lastrevisiondate,$owner,$copyright,   $creationdate,$lastrevisiondate,$owner,$copyright,
  $hostname,$httphost)=@_;   $hostname,$httphost,$extrashow)=@_;
     my $result=<<END;      my $result=<<END;
 <b>URL: </b> <A HREF="http://$httphost$url" TARGET='search_preview'>$url</A>  <b>URL: </b> <A HREF="http://$httphost$url" TARGET='search_preview'>$url</A>
 <br />  <br />
Line 885  sub fielded_format_view { Line 1012  sub fielded_format_view {
 <b>Copyright/Distribution:</b> $cprtag{$copyright}<br />  <b>Copyright/Distribution:</b> $cprtag{$copyright}<br />
 <b>Repository Location:</b> $hostname<br />  <b>Repository Location:</b> $hostname<br />
 <b>Abstract:</b> $shortabstract<br />  <b>Abstract:</b> $shortabstract<br />
   $extrashow
 </p>  </p>
 END  END
     return $result;      return $result;
Line 895  sub xml_sgml_view { Line 1023  sub xml_sgml_view {
     my ($title,$author,$subject,$url,$keywords,$version,      my ($title,$author,$subject,$url,$keywords,$version,
  $notes,$shortabstract,$mime,$lang,   $notes,$shortabstract,$mime,$lang,
  $creationdate,$lastrevisiondate,$owner,$copyright,   $creationdate,$lastrevisiondate,$owner,$copyright,
  $hostname,$httphost)=@_;   $hostname,$httphost,$extrashow)=@_;
     my $result=<<END;      my $result=<<END;
 <pre>  <pre>
 &lt;LonCapaResource&gt;  &lt;LonCapaResource&gt;
Line 924  sub xml_sgml_view { Line 1052  sub xml_sgml_view {
 &lt;shortabstract&gt;$shortabstract&lt;/shortabstract&gt;  &lt;shortabstract&gt;$shortabstract&lt;/shortabstract&gt;
 &lt;/LonCapaResource&gt;  &lt;/LonCapaResource&gt;
 </pre>  </pre>
   $extrashow
 END  END
     return $result;      return $result;
 }  }
Line 1013  sub make_persistent { Line 1142  sub make_persistent {
  if (/^form\./ && !/submit/) {   if (/^form\./ && !/submit/) {
     my $name=$_;      my $name=$_;
     my $key=$name;      my $key=$name;
     $ENV{$key}=~s/\"/\&quot\;/g;      $ENV{$key}=~s/\'//g; # do not mess with html field syntax
     $name=~s/^form\.//;      $name=~s/^form\.//;
     $persistent.=<<END;      $persistent.=<<END;
 <INPUT TYPE='hidden' NAME='$name' VALUE='$ENV{$key}'>  <input type='hidden' name='$name' value='$ENV{$key}' />
 END  END
         }          }
     } (keys %ENV);      } (keys %ENV);
Removed from v.1.67  
changed lines
  Added in v.1.91

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