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Diff for /loncom/interface/lonsearchcat.pm between versions 1.100 and 1.104

version 1.100, 2001/08/28 12:12:38 version 1.104, 2001/11/28 14:02:31
Line 3 Line 3
 # Search Catalog  # Search Catalog
 #  #
 # YEAR=2001  # YEAR=2001
 # 03/08/2001 Scott Harrison  # 3/8, 3/12, 3/13, 3/14, 3/15, 3/19 Scott Harrison
 # Scott Harrison: 03/12/2001, 03/13/2001, 03/14/2001, 03/15/2001, 03/19/2001  # 3/20, 3/21, 3/22, 3/26, 3/27, 4/2, 8/15, 8/24, 8/25 Scott Harrison
 # Scott Harrison: 03/20/2001, 03/21/2001, 03/22/2001, 03/26/2001, 03/27/2001  # 10/12,10/14,10/15,10/16,11/28 Scott Harrison
 # Scott Harrison: 04/02/2001, 08/15/2001, 08/24/2001, 08/25/2001  #
   # $Id$
   #
   ###
   
 ###############################################################################  ###############################################################################
 ##                                                                           ##  ##                                                                           ##
Line 110  use Apache::lonnet(); Line 113  use Apache::lonnet();
 use Apache::File();  use Apache::File();
 use CGI qw(:standard);  use CGI qw(:standard);
 use Text::Query;  use Text::Query;
   use GDBM_File;
   
 # ---------------------------------------- variables used throughout the module  # ---------------------------------------- variables used throughout the module
   
Line 127  my $importbutton; # button to take the s Line 131  my $importbutton; # button to take the s
   
 # -- miscellaneous variables  # -- miscellaneous variables
 my $scrout; # string that holds portions of the screen output  my $scrout; # string that holds portions of the screen output
 my $fnum; # search result counter  
 my $yourself; # allows for quickly limiting to oneself  my $yourself; # allows for quickly limiting to oneself
   my %hash;
   
 # ------------------------------------------ choices for different output views  # ------------------------------------------ choices for different output views
 # Detailed Citation View ---> sub detailed_citation_view  # Detailed Citation View ---> sub detailed_citation_view
Line 195  sub BEGIN { Line 199  sub BEGIN {
     }      }
 }  }
   
   my $diropendb = "";
   my $domain = "";
   
 # ----------------------------- Handling routine called via Apache and mod_perl  # ----------------------------- Handling routine called via Apache and mod_perl
 sub handler {  sub handler {
     my $r = shift;      my $r = shift;
       untie %hash;
     &get_unprocessed_cgi();      &get_unprocessed_cgi();
   
     $r->content_type('text/html');      $r->content_type('text/html');
     $r->send_http_header;      $r->send_http_header;
     return OK if $r->header_only;      return OK if $r->header_only;
   
       $domain  = $r->dir_config('lonDefDomain');
   
       $diropendb= "/home/httpd/perl/tmp/$domain\_$ENV{'user.name'}_searchcat.db";
   
       if ($ENV{'form.launch'} eq '1') {
    if (tie(%hash,'GDBM_File',$diropendb,&GDBM_WRCREAT,0640)) {
       &start_fresh_session();
       untie %hash;
    }
    else {
       $r->print('<html><head></head><body>Unable to tie hash to db '.
         'file</body></html>');
       return OK;
    }
       }
   
 # ----------------------------------- configure dynamic components of interface  # ----------------------------------- configure dynamic components of interface
     my $hidden='';      my $hidden='';
     if ($ENV{'form.catalogmode'} eq 'interactive') {      if ($ENV{'form.catalogmode'} eq 'interactive') {
Line 236  END Line 259  END
   
 # ----------------------------------- See if a search invocation should be done  # ----------------------------------- See if a search invocation should be done
     if ($ENV{'form.basicsubmit'} eq 'SEARCH') {      if ($ENV{'form.basicsubmit'} eq 'SEARCH') {
  return &basicsearch($r,\%ENV);   untie %hash; return &basicsearch($r,\%ENV);
     }      }
     elsif ($ENV{'form.advancedsubmit'} eq 'SEARCH') {      elsif ($ENV{'form.advancedsubmit'} eq 'SEARCH') {
  return &advancedsearch($r,\%ENV);   untie %hash; return &advancedsearch($r,\%ENV);
     }      }
   
 # ----------------------------- Else, begin building search interface to output  # ----------------------------- Else, begin building search interface to output
Line 417  sub get_unprocessed_cgi { Line 440  sub get_unprocessed_cgi {
        my ($name, $value) = split(/=/,$_);         my ($name, $value) = split(/=/,$_);
        $value =~ tr/+/ /;         $value =~ tr/+/ /;
        $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;         $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
        if ($name eq 'catalogmode') {         if ($name eq 'catalogmode' or $name eq 'launch' or $name eq 'acts') {
    $ENV{'form.'.$name}=$value;     $ENV{'form.'.$name}=$value;
        }         }
     } (split(/&/,$ENV{'QUERY_STRING'}));      } (split(/&/,$ENV{'QUERY_STRING'}));
Line 641  sub advancedsearch { Line 664  sub advancedsearch {
    'lastrevisiondateend_day','lastrevisiondateend_year',     'lastrevisiondateend_day','lastrevisiondateend_year',
    'notes','abstract','mime','language','owner',     'notes','abstract','mime','language','owner',
    'custommetadata','customshow') {     '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      # Check to see if enough information was filled in
Line 891  sub build_date_queries { Line 914  sub build_date_queries {
 # gives the status of the network search (time elapsed, number of machines  # gives the status of the network search (time elapsed, number of machines
 # contacted, etc.)  # contacted, etc.)
 sub output_results {  sub output_results {
       my $fnum; # search result counter
     my ($mode,$r,$envhash,$query,$replyref)=@_;      my ($mode,$r,$envhash,$query,$replyref)=@_;
     my %ENV=%{$envhash};      my %ENV=%{$envhash};
     my %rhash=%{$replyref};      my %rhash=%{$replyref};
     my $compiledresult='';      my $compiledresult='';
     my $timeremain=30;      my $timeremain=300;
     my $elapsetime=0;      my $elapsetime=0;
     my $resultflag=0;      my $resultflag=0;
     my $tflag=1;      my $tflag=1;
Line 934  SCRIPT Line 958  SCRIPT
         $r->print(<<SCRIPT) if $ENV{'form.catalogmode'} eq 'groupsearch';          $r->print(<<SCRIPT) if $ENV{'form.catalogmode'} eq 'groupsearch';
 <script type="text/javascript">  <script type="text/javascript">
     function select_data(title,url) {      function select_data(title,url) {
  alert('DEBUG: Should be storing '+title+' and '+url);  // alert('DEBUG: Should be storing '+title+' and '+url);
     }      }
     function queue(val) {      function queue(val) {
  if (eval("document.forms."+val+".filelink.checked")) {   if (eval("document.forms.results.returnvalues["+val+"].checked")) {
     document.forms.results.acts.value+='1a'+val+'b';      document.forms.results.acts.value+='1a'+val+'b';
  }   }
  else {   else {
Line 945  SCRIPT Line 969  SCRIPT
  }   }
     }      }
     function select_group() {      function select_group() {
  alert('DEBUG: Should be moving on to group sorting stage'+' acts');   window.location="/adm/groupsort?catalogmode=groupsearch&acts="+
       document.forms.results.acts.value;
     }      }
 </script>  </script>
 SCRIPT  SCRIPT
Line 959  SCRIPT Line 984  SCRIPT
      'scrollbars=1,width=400,height=300');       'scrollbars=1,width=400,height=300');
  openhelpwin.focus();   openhelpwin.focus();
     }      }
       function abortsearch(val) {
    openhelpwin=open('/adm/help/searchcat.html','helpscreen',
        'scrollbars=1,width=400,height=300');
    openhelpwin.focus();
       }
 </script>  </script>
 SCRIPT  SCRIPT
     $r->rflush();      $r->rflush();
Line 1067  RESULTS Line 1097  RESULTS
  '<'+'br />'+   '<'+'br />'+
  ' <'+'input type="button" name="button"'+   ' <'+'input type="button" name="button"'+
  ' value="abort search and view current results" '+   ' value="abort search and view current results" '+
  ' />'+   ' onClick="javascript:opener.abortsearch()" />'+
  ' <'+'input type="button" name="button"'+   ' <'+'input type="button" name="button"'+
  ' value="help" onClick="javascript:opener.openhelp()" />'+   ' value="help" onClick="javascript:opener.openhelp()" />'+
  '<'+'/tt>'+   '<'+'/tt>'+
Line 1079  ENDPOP Line 1109  ENDPOP
     $r->rflush();      $r->rflush();
   
     my $servercount=0;      my $servercount=0;
     $sn=0;  
     my $hitcountsum=0;      my $hitcountsum=0;
     foreach my $rkey (sort keys %rhash) {      my $bloop=$servernum;
       my %orkey;
     BLOOP: while(1) {
         my $sn=0;
         last BLOOP unless $bloop;
       RLOOP: foreach my $rkey (sort keys %rhash) {
  $sn++;   $sn++;
    next RLOOP if $orkey{$rkey};
  $servercount++;   $servercount++;
  $tflag=1;   $tflag=1;
  $compiledresult='';   $compiledresult='';
Line 1098  ENDPOP Line 1133  ENDPOP
       'src="/adm/lonIcons/srvbad.gif";</script>'.        'src="/adm/lonIcons/srvbad.gif";</script>'.
       "\n");        "\n");
     $r->rflush();      $r->rflush();
       $bloop--;
       $orkey{$rkey}=1;
  }   }
  else {   else {
     $reply=~/^([\.\w]+)$/; # must do since 'use strict' checks for tainting      $reply=~/^([\.\w]+)$/; # must do since 'use strict' checks for tainting
Line 1119  ENDPOP Line 1156  ENDPOP
       $r->rflush();        $r->rflush();
       $tflag=0;        $tflag=0;
   }    }
   last WLOOP if $temp>5;    last WLOOP if $temp>1;
   if (-e "$replyfile.end") {    if (-e "$replyfile.end") {
         $bloop--;
         $orkey{$rkey}=1;
       if (-s $replyfile) {        if (-s $replyfile) {
   $r->print('<script type="text/javascript">'.    $r->print('<script type="text/javascript">'.
     'popwin.document.img'.$sn.'.'.      'popwin.document.img'.$sn.'.'.
Line 1202  ENDPOP Line 1241  ENDPOP
  $customhash{$k}=$v;   $customhash{$k}=$v;
     }      }
  }   }
  foreach my $result (@results) {   if (keys %hash) {
     next if $result=~/^custom\=/;      untie %hash;
     chomp $result;   }
     next unless $result;   if (tie(%hash,'GDBM_File',$diropendb,&GDBM_WRCREAT,0640)) {
     my @fields=map      if ($ENV{'form.launch'} eq '1') {
     {&Apache::lonnet::unescape($_)}   &start_fresh_session();
     (split(/\,/,$result));      }
     my ($title,$author,$subject,$url,$keywords,$version,      foreach my $result (@results) {
  $notes,$abstract,$mime,$lang,   next if $result=~/^custom\=/;
  $creationdate,$lastrevisiondate,$owner,$copyright)=@fields;   chomp $result;
     my $shortabstract=$abstract;   next unless $result;
     $shortabstract=substr($abstract,0,200) if length($abstract)>200;   my @fields=map
     $fields[7]=$shortabstract;   {&Apache::lonnet::unescape($_)}
     my $extrashow2=$extrashow;   (split(/\,/,$result));
     if ($extrashow) {   my ($title,$author,$subject,$url,$keywords,$version,
  foreach my $field (@customfields) {      $notes,$abstract,$mime,$lang,
     my $value='';      $creationdate,$lastrevisiondate,$owner,$copyright)=@fields;
     if ($customhash{$url}=~/\<${field}[^\>]*\>(.*?)\<\/${field}[^\>]*\>/s) {  
         $value=$1;   unless ($ENV{'user.adv'}) {
     }      $keywords='<i>- not displayed -</i>';
             $extrashow2=~s/\<\!\-\- $field \-\-\>/ $value/g;      $fields[4]=$keywords;
         }      $notes='<i>- not displayed -</i>';
             }      $fields[6]=$notes;
       $abstract='<i>- not displayed -</i>';
       $fields[7]=$abstract;
       $subject='<i>- not displayed -</i>';
       $fields[2]=$subject;
    }
   
    my $shortabstract=$abstract;
    $shortabstract=substr($abstract,0,200).'...' if length($abstract)>200;
    $fields[7]=$shortabstract;
    my $shortkeywords=$keywords;
    $shortkeywords=substr($keywords,0,200).'...' if length($keywords)>200;
    $fields[4]=$shortkeywords;
   
    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 or $servercount!=$servernum;          $compiledresult.=<<END if $compiledresult or $servercount!=$servernum;
 <hr align='left' width='200' noshade />  <hr align='left' width='200' noshade />
 END  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>
 <br />  <br />
 END  END
             $compiledresult.=<<END if $ENV{'form.catalogmode'} eq 'groupsearch';                  if ($ENV{'form.catalogmode'} eq 'groupsearch') {
       $fnum+=0;
       $hash{"pre_${fnum}_link"}=$url;
       $hash{"pre_${fnum}_title"}=$title;
       $compiledresult.=<<END;
 <font size='-1'><input type="checkbox" name="returnvalues" value="SELECT"  <font size='-1'><input type="checkbox" name="returnvalues" value="SELECT"
 onClick="javascript:queue($fnum)" />  onClick="javascript:queue($fnum)" />
 </font>  </font>
 <input type="hidden" name="title$fnum" value="$title" />  
 <input type="hidden" name="url$fnum" value="$url" />  
 <br />  <br />
 END  END
             my $httphost=$ENV{'HTTP_HOST'};  # <input type="hidden" name="title$fnum" value="$title" />
   # <input type="hidden" name="url$fnum" value="$url" />
                       $fnum++;
    }
           my $httphost=$ENV{'HTTP_HOST'};
   
           my $viewselect;
           if ($mode eq 'Basic') {
       $viewselect=$ENV{'form.basicviewselect'};
    }
           elsif ($mode eq 'Advanced') {
       $viewselect=$ENV{'form.advancedviewselect'};
    }
   
             my $viewselect;          if ($viewselect eq 'Detailed Citation View') {
             if ($mode eq 'Basic') {      $compiledresult.=&detailed_citation_view(@fields,
  $viewselect=$ENV{'form.basicviewselect'};  
     }  
             elsif ($mode eq 'Advanced') {  
         $viewselect=$ENV{'form.advancedviewselect'};  
             }  
   
             if ($viewselect eq 'Detailed Citation View') {  
         $compiledresult.=&detailed_citation_view(@fields,  
  $hostname,$httphost,   $hostname,$httphost,
  $extrashow2);   $extrashow2);
     }   }
             elsif ($viewselect eq 'Summary View') {                  elsif ($viewselect eq 'Summary View') {
  $compiledresult.=&summary_view(@fields,$hostname,$httphost,      $compiledresult.=&summary_view(@fields,$hostname,$httphost,
        $extrashow2);         $extrashow2);
     }          }
             elsif ($viewselect eq 'Fielded Format') {                  elsif ($viewselect eq 'Fielded Format') {
  $compiledresult.=&fielded_format_view(@fields,$hostname,      $compiledresult.=&fielded_format_view(@fields,$hostname,
       $httphost,$extrashow2);        $httphost,$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);   $extrashow2);
     }   }
           
         }              }
   
               untie %hash;
           }
           else {
       $r->print('<html><head></head><body>Unable to tie hash to db '.
     'file</body></html>');
    }
  if ($compiledresult) {   if ($compiledresult) {
     $resultflag=1;      $resultflag=1;
  }   }
Line 1285  $compiledresult Line 1359  $compiledresult
 RESULTS  RESULTS
         my $percent=sprintf('%3.0f',($servercount/$servernum*100));          my $percent=sprintf('%3.0f',($servercount/$servernum*100));
     }      }
     }
     unless ($resultflag) {      unless ($resultflag) {
         $r->print("\nThere were no results that matched your query\n");          $r->print("\nThere were no results that matched your query\n");
     }      }
Line 1482  $message Line 1557  $message
 RESULTS  RESULTS
 }  }
   
   # --------- settings whenever the user causes the search window to be launched
   sub start_fresh_session {
       delete $hash{'mode_catalog'};
       map {
           if ($_ =~ /^pre_/) {
               delete $hash{$_};
           }
           if ($_ =~ /^store/) {
       delete $hash{$_};
    }
       } keys %hash;
   }
   
 1;  1;
   
 __END__  __END__
Removed from v.1.100  
changed lines
  Added in v.1.104

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