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Diff for /loncom/interface/lonindexer.pm between versions 1.34 and 1.59

version 1.34, 2002/01/17 14:10:44 version 1.59, 2003/02/03 18:03:52
Line 34 Line 34
 # 05/9-05/19/2001 H. K. Ng  # 05/9-05/19/2001 H. K. Ng
 # 05/21/2001 H. K. Ng  # 05/21/2001 H. K. Ng
 # 05/23/2001 H. K. Ng  # 05/23/2001 H. K. Ng
 # 5/31,6/1,6/2,6/15 Scott Harrison  
 # 6/26,7/8 H. K. Ng  # 6/26,7/8 H. K. Ng
 # 8/6,8/7,8/10 Scott Harrison  
 # 8/14 H. K. Ng  # 8/14 H. K. Ng
 # 8/28,10/15,11/28,11/29 Scott Harrison  
 # 11/30 Matthew Hall  # 11/30 Matthew Hall
 # 12/11,12/13 Scott Harrison  
 # YEAR=2002  # YEAR=2002
 # 1/17 Scott Harrison  # 6/29/2002 H. K. Ng
 #  #
 ###  ###
   
Line 80  my $extrafield; # default extra table ce Line 76  my $extrafield; # default extra table ce
 my $fnum; # file counter  my $fnum; # file counter
 my $dnum; # directory counter  my $dnum; # directory counter
   
   # ----- Used to include or exclude files with certain extensions.
   my @Only = ();
   my @Omit = ();
   
   
 # ----------------------------- 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;
     $r->content_type('text/html');      $r->content_type('text/html');
       &Apache::loncommon::no_cache($r);
     $r->send_http_header;      $r->send_http_header;
     return OK if $r->header_only;      return OK if $r->header_only;
     $fnum=0;      $fnum=0;
     $dnum=0;      $dnum=0;
     untie %hash;      untie %hash;
   
       # Deal with stupid global variables (is there a way around making
       # these global to this package?  It is just so wrong....)
       undef (@Only);
       undef (@Omit);
   
 # ------------------------------------- read in machine configuration variables  # ------------------------------------- read in machine configuration variables
     my $iconpath= $r->dir_config('lonIconsURL') . "/";      my $iconpath= $r->dir_config('lonIconsURL') . "/";
     my $domain  = $r->dir_config('lonDefDomain');      my $domain  = $r->dir_config('lonDefDomain');
Line 106  sub handler { Line 113  sub handler {
     my $uri=$r->uri;      my $uri=$r->uri;
   
 # -------------------------------------- see if called from an interactive mode  # -------------------------------------- see if called from an interactive mode
     &get_unprocessed_cgi();      # Get the parameters from the query string
       &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
        ['catalogmode','launch','acts','mode','form','element',
                 'only','omit']);
       #-------------------------------------------------------------------
     my $closebutton='';      my $closebutton='';
     my $groupimportbutton='';      my $groupimportbutton='';
     my $colspan='';       my $colspan=''; 
Line 116  sub handler { Line 126  sub handler {
     my $diropendb =       my $diropendb = 
  "/home/httpd/perl/tmp/$domain\_$ENV{'user.name'}_indexer.db";   "/home/httpd/perl/tmp/$domain\_$ENV{'user.name'}_indexer.db";
   
     if (tie(%hash,'GDBM_File',$diropendb,&GDBM_WRCREAT,0640)) {      if (tie(%hash,'GDBM_File',$diropendb,&GDBM_WRCREAT(),0640)) {
  if ($ENV{'form.launch'} eq '1') {   if ($ENV{'form.launch'} eq '1') {
     &start_fresh_session();      &start_fresh_session();
  }          }
   
 # -------------------- refresh environment with user database values (in %hash)  # -------------------- refresh environment with user database values (in %hash)
  if ($hash{'mode_catalog'} eq 'interactive') {   &setvalues(\%hash,'form.catalogmode',\%ENV,'form.catalogmode'   );
     $ENV{'form.catalogmode'}='interactive';  
  }  
  if ($hash{'mode_catalog'} eq 'groupimport') {  
     $ENV{'form.catalogmode'}='groupimport';  
  }  
   
 # --------------------- define extra fields and buttons in case of special mode  # --------------------- define extra fields and buttons in case of special mode
  if ($ENV{'form.catalogmode'} eq 'interactive') {   if ($ENV{'form.catalogmode'} eq 'interactive') {
     $hash{'mode_catalog'}='interactive';  
     $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.      $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
  '<a name="$anchor"><img src="'.$iconpath.'whitespace1.gif"'.   '<a name="$anchor"><img src="'.$iconpath.'whitespace1.gif"'.
  ' border="0" /></td>';   ' border="0" /></td>';
Line 141  sub handler { Line 144  sub handler {
 END  END
         }          }
  elsif ($ENV{'form.catalogmode'} eq 'groupimport') {   elsif ($ENV{'form.catalogmode'} eq 'groupimport') {
     $hash{'mode_catalog'}='groupimport';  
     $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.      $extrafield='<td bgcolor="'.$fileclr.'" valign="bottom">'.
  '<a name="$anchor"><img src="'.$iconpath.'whitespace1.gif"'.   '<a name="$anchor"><img src="'.$iconpath.'whitespace1.gif"'.
  ' border="0" /></td>';   ' border="0" /></td>';
Line 154  END Line 156  END
 onClick="javascript:select_group()">  onClick="javascript:select_group()">
 END  END
         }          }
    # Additions made by Matthew to make the browser a little easier to deal
    # with in the future.
    #
    # $mode (at this time) indicates if we are in edit mode.
    # $form is the name of the form that the URL is placed when the
    #       selection is made.
    # $element is the name of the element in $formname which receives
    #       the URL.
    # &Apache::lonxml::debug('Checking mode, form, element');
    &setvalues(\%hash,'form.mode'   ,\%ENV,'form.mode'   );
    &setvalues(\%hash,'form.form'   ,\%ENV,'form.form'   );
    &setvalues(\%hash,'form.element',\%ENV,'form.element');
    &setvalues(\%hash,'form.only'   ,\%ENV,'form.only'   );
    &setvalues(\%hash,'form.omit'   ,\%ENV,'form.omit'   );
   
           # Deal with 'omit' and 'only' 
           if (exists $ENV{'form.omit'}) {
               @Omit = split(',',$ENV{'form.omit'});
           }
           if (exists $ENV{'form.only'}) {
               @Only = split(',',$ENV{'form.only'});
           }
           
    my $mode = $ENV{'form.mode'};
    my ($form,$element);
    if ($mode eq 'edit' || $mode eq 'parmset') {
       $form    = $ENV{'form.form'};
       $element = $ENV{'form.element'};
    }
    &Apache::lonxml::debug("mode=$mode form=$form element=$element");
 # ------ set catalogmodefunctions to have extra needed javascript functionality  # ------ set catalogmodefunctions to have extra needed javascript functionality
  my $catalogmodefunctions='';   my $catalogmodefunctions='';
  if ($ENV{'form.catalogmode'} eq 'interactive' or   if ($ENV{'form.catalogmode'} eq 'interactive' or
     $ENV{'form.catalogmode'} eq 'groupimport') {      $ENV{'form.catalogmode'} eq 'groupimport') {
     $catalogmodefunctions=<<END;      # The if statement below sets us up to use the old version
       # by default (ie. if $mode is undefined).  This is the easy
       # way out.  Hopefully in the future I'll find a way to get 
       # the calls dealt with in a more comprehensive manner.
   
   #
   # There is now also mode "simple", which is for the simple version of the rat
   #
   #
       if (!defined($mode) || ($mode ne 'edit' && $mode ne 'parmset')) {
                   my $location = "/adm/groupsort?catalogmode=groupimport&";
                   $location .= "mode=".$mode."&";
                   $location .= "acts=";
    $catalogmodefunctions=<<"END";
 function select_data(title,url) {  function select_data(title,url) {
     changeTitle(title);      changeTitle(title);
     changeURL(url);      changeURL(url);
     self.close();      self.close();
 }  }
 function select_group() {  function select_group() {
     window.location="/adm/groupsort?catalogmode=groupimport&acts="+document.forms.fileattr.acts.value;      window.location="$location"+document.forms.fileattr.acts.value;
 }  }
 function changeTitle(val) {  function changeTitle(val) {
     if (opener.inf.document.forms.resinfo.elements.t) {      if (opener.inf) {
         opener.inf.document.forms.resinfo.elements.t.value=val;          if (opener.inf.document.forms.resinfo.elements.t) {
               opener.inf.document.forms.resinfo.elements.t.value=val;
           }
     }      }
 }  }
 function changeURL(val) {  function changeURL(val) {
     if (opener.inf.document.forms.resinfo.elements.u) {      if (opener.inf) {
  opener.inf.document.forms.resinfo.elements.u.value=val;          if (opener.inf.document.forms.resinfo.elements.u) {
       opener.inf.document.forms.resinfo.elements.u.value=val;
           }
     }      }
 }  }
 END  END
               } elsif ($mode eq 'edit') { # we are in 'edit' mode
                   my $location = "/adm/groupsort?catalogmode=interactive&";
                   $location .= "form=$form&element=$element&mode=edit&acts=";
    $catalogmodefunctions=<<END;
   // mode = $mode
   function select_data(title,url) {
       changeURL(url);
       self.close();
   }
   
   function select_group() {
       window.location="$location"+document.forms.fileattr.acts.value;
   }
   
   function changeURL(val) {
       if (window.opener.document) {
    window.opener.document.forms["$form"].elements["$element"].value=val;
       } else {
       alert("The file you selected is: "+val);
       }
   }
   
   END
               } elsif ($mode eq 'parmset') {
                   my $location = "/adm/groupsort?catalogmode=interactive&";
                   $location .= "form=$form&element=$element&mode=parmset&acts=";
    $catalogmodefunctions=<<END;
   // mode = $mode
   function select_data(title,url) {
       changeURL(url);
       self.close();
   }
   
   function select_group() {
       window.location="$location"+document.forms.fileattr.acts.value;
   }
   
   function changeURL(val) {
       if (window.opener.document) {
           var elementname  = "$element"+"_value";
           var checkboxname = "$element"+"_setparmval";
    window.opener.document.forms["$form"].elements[elementname].value=val;
           window.opener.document.forms["$form"].elements[checkboxname].checked=true;
       } else {
       alert("The file you selected is: "+val);
       }
   }
   
   END
               }
         }          }
  if ($ENV{'form.catalogmode'} eq 'groupimport') {          $catalogmodefunctions.=<<END;
     $catalogmodefunctions.=<<END;  
 var acts='';  var acts='';
   function rep_dirpath(suffix,val) {
       eval("document.forms.dirpath"+suffix+".acts.value=val");
   }
   END
    if ($ENV{'form.catalogmode'} eq 'groupimport') {
               $catalogmodefunctions.=<<END;
 function queue(val) {  function queue(val) {
     if (eval("document.forms."+val+".filelink.checked")) {      if (eval("document.forms."+val+".filelink.checked")) {
  var l=val.length;   var l=val.length;
Line 195  function queue(val) { Line 298  function queue(val) {
  document.forms.fileattr.acts.value+='0a'+v+'b';   document.forms.fileattr.acts.value+='0a'+v+'b';
     }      }
 }  }
 function rep_dirpath(suffix,val) {  
     eval("document.forms.dirpath"+suffix+".acts.value=val");  
 }  
 END  END
  }   }
   
Line 222  function gothere(val) { Line 322  function gothere(val) {
 </script>  </script>
   
 </head>  </head>
 <body bgcolor="#FFFFFF">  
 ENDHEADER  ENDHEADER
   $r->print(&Apache::loncommon::bodytag('Browse Resources'));
 # - Evaluate actions from previous page (both cumulatively and chronologically)  # - Evaluate actions from previous page (both cumulatively and chronologically)
         if ($ENV{'form.catalogmode'} eq 'groupimport') {          if ($ENV{'form.catalogmode'} eq 'groupimport') {
     my $acts=$ENV{'form.acts'};      my $acts=$ENV{'form.acts'};
Line 267  ENDHEADER Line 366  ENDHEADER
     }      }
  }   }
   
 # ---------------------------------------------------------------- output title  
  $r->print('<h2><font color="#888888">The LearningOnline With CAPA '.  
   'Network Directory Browser</font></h2>'."\n");  
 # ---------------------------------- get state of file attributes to be showing  # ---------------------------------- get state of file attributes to be showing
  if ($ENV{'form.attrs'} ne "") {   if ($ENV{'form.attrs'} ne '') {
     for (my $i=0; $i<=6; $i++) {      for (my $i=0; $i<=8; $i++) {
  delete $hash{'display_attrs_'.$i};   delete $hash{'display_attrs_'.$i};
  if ($ENV{'form.attr'.$i} == 1) {   if ($ENV{'form.attr'.$i} == 1) {
     $attrchk[$i] = "checked";      $attrchk[$i] = 'checked';
     $hash{'display_attrs_'.$i} = 1;      $hash{'display_attrs_'.$i} = 1;
  }   }
     }      }
  } else {   } else {
     for (my $i=0; $i<=6; $i++) {      for (my $i=0; $i<=8; $i++) {
  $attrchk[$i] = "checked" if $hash{'display_attrs_'.$i} == 1;   $attrchk[$i] = 'checked' if $hash{'display_attrs_'.$i} == 1;
     }      }
  }   }
 # ------------------------------- output state of file attributes to be showing  # ------------------------------- output state of file attributes to be showing
  $r->print(<<END);   $r->print(<<END);
 <b><font color="#666666">Display file attributes</font></b><br />  
 <form method="post" name="fileattr" action="$uri"  <form method="post" name="fileattr" action="$uri"
  enctype="application/x-www-form-urlencoded">   enctype="application/x-www-form-urlencoded">
   <b><font color="#666666">Display file attributes</font></b><br />
 <table border=0><tr>  <table border=0><tr>
 <td><input type="checkbox" name="attr0" value="1" $attrchk[0] /> Size</td>  <td><input type="checkbox" name="attr0" value="1" $attrchk[0] /> Title</td>
 <td><input type="checkbox" name="attr1" value="1" $attrchk[1] /> Last access</td>  <td><input type="checkbox" name="attr1" value="1" $attrchk[1] /> Size</td>
 <td><input type="checkbox" name="attr2" value="1" $attrchk[2] /> Last modified</td>  <td><input type="checkbox" name="attr2" value="1" $attrchk[2] /> Last access</td>
 <td><input type="checkbox" name="attr6" value="1" $attrchk[6] /> All versions</td>  <td><input type="checkbox" name="attr3" value="1" $attrchk[3] /> Last modified</td>
 </tr><tr>  <td rowspan="2"><input type="checkbox" name="attr8" value="1" $attrchk[8] /> Show Resource</td></tr><tr>
 <td><input type="checkbox" name="attr3" value="1" $attrchk[3] /> Author</td>  <td><input type="checkbox" name="attr4" value="1" $attrchk[4] /> Author</td>
 <td><input type="checkbox" name="attr4" value="1" $attrchk[4] /> Keywords</td>  <td><input type="checkbox" name="attr5" value="1" $attrchk[5] /> Keywords</td>
 <td><input type="checkbox" name="attr5" value="1" $attrchk[5] /> Language</td>  <td><input type="checkbox" name="attr6" value="1" $attrchk[6] /> Language</td>
 <td>&nbsp;</td>  <td><input type="checkbox" name="attr7" value="1" $attrchk[7] /> All versions</td>
 </tr></table>  </tr></table>
 <input type="hidden" name="dirPointer" value="on" />  <input type="hidden" name="dirPointer" value="on" />
 <input type="hidden" name="acts" value="" />  <input type="hidden" name="acts" value="" />
Line 311  END Line 407  END
   
 # ----------------- output starting row to the indexed file/directory hierarchy  # ----------------- output starting row to the indexed file/directory hierarchy
         my $titleclr="#ddffff";          my $titleclr="#ddffff";
         $r->print("<table border=0><tr><td bgcolor=#eeeeee>\n");  #        $r->print(&initdebug());
  $r->print("<table border=0><tr>\n");  #        $r->print(&writedebug("Omit:@Omit")) if (@Omit);
  $r->print("<td $colspan bgcolor=$titleclr><b>Name</b></td>\n");  #        $r->print(&writedebug("Only:@Only")) if (@Only);
  $r->print("<td bgcolor=$titleclr align=right><b>Size (bytes) ".          $r->print("<table width='100\%' border=0><tr><td bgcolor=#777777>\n");
   "</b></td>\n") if ($hash{'display_attrs_0'} == 1);   $r->print("<table width='100\%' border=0><tr bgcolor=$titleclr>\n");
  $r->print("<td bgcolor=$titleclr><b>Last accessed</b></td>\n")    $r->print("<td $colspan><b>Name</b></td>\n");
     if ($hash{'display_attrs_1'} == 1);   $r->print("<td><b>Title</b></td>\n") 
  $r->print("<td bgcolor=$titleclr><b>Last modified</b></td>\n")      if ($hash{'display_attrs_0'} == 1);
    $r->print("<td align=right><b>Size (bytes) ".
     "</b></td>\n") if ($hash{'display_attrs_1'} == 1);
    $r->print("<td><b>Last accessed</b></td>\n") 
     if ($hash{'display_attrs_2'} == 1);      if ($hash{'display_attrs_2'} == 1);
  $r->print("<td bgcolor=$titleclr><b>Author(s)</b></td>\n")   $r->print("<td><b>Last modified</b></td>\n")
     if ($hash{'display_attrs_3'} == 1);      if ($hash{'display_attrs_3'} == 1);
  $r->print("<td bgcolor=$titleclr><b>Keywords</b></td>\n")   $r->print("<td><b>Author(s)</b></td>\n")
     if ($hash{'display_attrs_4'} == 1);      if ($hash{'display_attrs_4'} == 1);
  $r->print("<td bgcolor=$titleclr><b>Language</b></td>\n")   $r->print("<td><b>Keywords</b></td>\n")
     if ($hash{'display_attrs_5'} == 1);      if ($hash{'display_attrs_5'} == 1);
  $r->print("</tr>");   $r->print("<td><b>Language</b></td>\n")
       if ($hash{'display_attrs_6'} == 1);
    $r->print("<td><b>Resource</b></td>\n")
       if ($hash{'display_attrs_8'} == 1);
    $r->print('</tr>');
   
 # ----------------- read in what directories have previously been set to "open"  # ----------------- read in what directories have previously been set to "open"
  foreach (keys %hash) {   foreach (keys %hash) {
Line 358  END Line 461  END
  my $indent = 0;   my $indent = 0;
  $uri = $uri.'/' if $uri !~ /.*\/$/;   $uri = $uri.'/' if $uri !~ /.*\/$/;
   
  if ($bredir ne "on") {   if ($bredir ne 'on') {
     $hash{'top.level'} = $uri;      $hash{'top.level'} = $uri;
     $toplevel = $uri;      $toplevel = $uri;
   
Line 367  END Line 470  END
  }   }
   
 # -------------------------------- if not at top level, provide an uplink arrow  # -------------------------------- if not at top level, provide an uplink arrow
  if ($toplevel ne "/res/"){   if ($toplevel ne '/res/'){
     my (@uri_com) = split(/\//,$uri);      my (@uri_com) = split(/\//,$uri);
     pop @uri_com;      pop @uri_com;
     my $upone = join('/',@uri_com);      my $upone = join('/',@uri_com);
Line 384  END Line 487  END
  $r->print("<input type='hidden' name='fnum' value='$fnum'></form>");   $r->print("<input type='hidden' name='fnum' value='$fnum'></form>");
   
 # -------------------------------------------------------------- end the tables  # -------------------------------------------------------------- end the tables
  $r->print("</table>");   $r->print('</table>');
  $r->print("</td></tr></table>");   $r->print('</td></tr></table>');
   
 # --------------------------------------------------- end the output and return  # --------------------------------------------------- end the output and return
  $r->print("</body></html>\n");   $r->print('</body></html>'."\n");
  untie(%hash);   untie(%hash);
     } else {      } else {
  $r->print('<html><head></head><body>Unable to tie hash to db '.   $r->print('<html><head></head><body>Unable to tie hash to db '.
Line 408  sub scanDir { Line 511  sub scanDir {
     my %dupdirs = %dirs;      my %dupdirs = %dirs;
     my @list=&get_list($r,$startdir);      my @list=&get_list($r,$startdir);
     foreach my $line (@list) {      foreach my $line (@list) {
  my ($strip,$dom,$foo,$testdir,$foo)=split(/\&/,$line,5);    my ($strip,$dom,undef,$testdir,undef)=split(/\&/,$line,5); 
  next if $strip =~ /.*\.meta$/;   next if $strip =~ /.*\.meta$/;
  my (@fileparts) = split(/\./,$strip);   my (@fileparts) = split(/\./,$strip);
  if ($hash{'display_attrs_6'} != 1) {   if ($hash{'display_attrs_7'} != 1) {
     if (scalar(@fileparts) >= 3) {      if (scalar(@fileparts) >= 3) {
  my $fext = pop @fileparts;   my $fext = pop @fileparts;
  my $ov = pop @fileparts;   my $ov = pop @fileparts;
Line 420  sub scanDir { Line 523  sub scanDir {
     }      }
  }   }
   
  if ($dom eq "domain") {   if ($dom eq 'domain') {
     $compuri = join('',$strip,"/");  # dom list has /res/<domain name>      $compuri = join('',$strip,'/');  # dom list has /res/<domain name>
     $curdir = $compuri;      $curdir = $compuri;
  } else {   } else {
     # user, dir & file have name only, i.e., w/o path      # user, dir & file have name only, i.e., w/o path
     $compuri = join('',$startdir,$strip,"/");      $compuri = join('',$startdir,$strip,'/');
     $curdir = $startdir;      $curdir = $startdir;
  }   }
  my $diropen = "closed";   my $diropen = 'closed';
  if (($dirptr&$testdir) or ($dom =~ /^(domain|user)$/)) {   if (($dirptr&$testdir) or ($dom =~ /^(domain|user)$/)) {
     while (my ($key,$val)= each %dupdirs) {      while (my ($key,$val)= each %dupdirs) {
  if ($key eq $compuri and $val eq "open") {   if ($key eq $compuri and $val eq "open") {
     $diropen = "opened";      $diropen = "opened";
     delete $dupdirs{key},$dirs{$key};      delete($dupdirs{$key});
       delete($dirs{$key});
  }   }
     }      }
  }   }
  &display_line($r,$diropen,$line,$indent,$curdir,$hashref,@list);   &display_line($r,$diropen,$line,$indent,$curdir,$hashref,@list);
  &scanDir ($r,$compuri,$indent) if $diropen eq "opened";   &scanDir ($r,$compuri,$indent) if $diropen eq 'opened';
     }      }
     $indent--;      $indent--;
 }  }
Line 447  sub scanDir { Line 551  sub scanDir {
 sub get_list {  sub get_list {
     my ($r,$uri)=@_;      my ($r,$uri)=@_;
     my @list;      my @list;
     my $luri = $uri;      (my $luri = $uri) =~ s/\//_/g;
     $luri =~ s/\//_/g;  
   
     if ($ENV{'form.attrs'} eq "Refresh") {      if ($ENV{'form.attrs'} eq 'Refresh') {
  foreach (keys %hash) {   foreach (keys %hash) {
     delete $hash{$_} if ($_ =~ /^dirlist_files_/);      delete $hash{$_} if ($_ =~ /^dirlist_files_/);
     }      }
Line 465  sub get_list { Line 568  sub get_list {
     return @list=&match_ext($r,@list);      return @list=&match_ext($r,@list);
 }  }
   
   sub initdebug {
       return <<ENDJS;
   <script>
   var debugging = true;
   if (debugging) {
       var debuggingWindow = window.open('','Debug','width=400,height=300',true);
   } 
   
   function output(text) {
       if (debugging) {
           debuggingWindow.document.writeln(text);
       }
   }
   output("<html><head><title>Debugging Window</title></head><body><pre>");   
   </script>
   ENDJS
   }
   
   sub writedebug {
       my $text = shift;
       return "<script>output('$text');</script>";
   }
   
 # -------------------- filters out files based on extensions (returns an array)  # -------------------- filters out files based on extensions (returns an array)
 sub match_ext {  sub match_ext {
     my ($r,@packlist)=@_;      my ($r,@packlist)=@_;
Line 477  sub match_ext { Line 603  sub match_ext {
  chomp $line;   chomp $line;
  $line =~ s/^\/home\/httpd\/html//;   $line =~ s/^\/home\/httpd\/html//;
  my @unpackline = split (/\&/,$line);   my @unpackline = split (/\&/,$line);
  next if ($unpackline[0] eq ".");   next if ($unpackline[0] eq '.');
  next if ($unpackline[0] eq "..");   next if ($unpackline[0] eq '..');
  my @filecom = split (/\./,$unpackline[0]);   my @filecom = split (/\./,$unpackline[0]);
  my $fext = pop(@filecom);   my $fext = pop(@filecom);
  my $fnptr = $unpackline[3]&$dirptr;   my $fnptr = $unpackline[3]&$dirptr;
Line 497  sub match_ext { Line 623  sub match_ext {
 # ------------------------------- displays one line in appropriate table format  # ------------------------------- displays one line in appropriate table format
 sub display_line {  sub display_line {
     my ($r,$diropen,$line,$indent,$startdir,$hashref,@list)=@_;      my ($r,$diropen,$line,$indent,$startdir,$hashref,@list)=@_;
     my (@pathfn, $fndir, $fnptr);      my (@pathfn, $fndir);
     my $dirptr=16384;      my $dirptr=16384;
     my $fileclr="#ffffe6";      my $fileclr="#ffffe6";
     my $iconpath= $r->dir_config('lonIconsURL') . "/";      my $iconpath= $r->dir_config('lonIconsURL') . '/';
   
     my @filecom = split (/\&/,$line);      my @filecom = split (/\&/,$line);
     my @pathcom = split (/\//,$filecom[0]);      my @pathcom = split (/\//,$filecom[0]);
     my $listname = $pathcom[scalar(@pathcom)-1];      my $listname = $pathcom[scalar(@pathcom)-1];
     my $fnptr = $filecom[3]&$dirptr;      my $fnptr = $filecom[3]&$dirptr;
     my $msg = 'View '.$filecom[0].' resources';      my $msg = 'View '.$filecom[0].' resources';
     $msg = 'Close '.$filecom[0].' directory' if $diropen eq "opened";      $msg = 'Close '.$filecom[0].' directory' if $diropen eq 'opened';
   
     my $tabtag="</td>";      my $tabtag='</td>';
     my $i=0;      my $i=0;
   
     while ($i<=5) {      while ($i<=6) {
  $tabtag=join('',$tabtag,"<td bgcolor=",$fileclr,">&nbsp;</td>")   $tabtag=join('',$tabtag,"<td>&nbsp;</td>")
     if $hash{'display_attrs_'.$i} == 1;      if $hash{'display_attrs_'.$i} == 1;
  $i++;   $i++;
     }      }
   
 # display uplink arrow  # display uplink arrow
     if ($filecom[1] eq "viewOneUp") {      if ($filecom[1] eq 'viewOneUp') {
  $r->print("<tr>$extrafield");   $r->print("<tr bgcolor=$fileclr>$extrafield");
  $r->print("<td bgcolor=$fileclr valign=bottom>\n");   $r->print("<td valign=bottom>\n");
  $r->print ('<form method="post" name="dirpathUP" action="'.$startdir.   $r->print ('<form method="post" name="dirpathUP" action="'.$startdir.
    '/" '.     '/" '.
    'onSubmit="return rep_dirpath(\'UP\','.     'onSubmit="return rep_dirpath(\'UP\','.
Line 539  sub display_line { Line 665  sub display_line {
     }      }
   
 # display domain  # display domain
     if ($filecom[1] eq "domain") {      if ($filecom[1] eq 'domain') {
  $r->print ('<input type="hidden" name="dirPointer" value="on">'."\n")   $r->print ('<input type="hidden" name="dirPointer" value="on">'."\n")
     if ($ENV{'form.dirPointer'} eq "on");      if ($ENV{'form.dirPointer'} eq "on");
  $r->print("<tr>$extrafield");   $r->print("<tr bgcolor=$fileclr>$extrafield");
  $r->print("<td bgcolor=$fileclr valign=bottom>");   $r->print("<td valign=bottom>");
  &begin_form ($r,$filecom[0].'/');   &begin_form ($r,$filecom[0].'/');
  my $anchor = $filecom[0].'/';   my $anchor = $filecom[0].'/';
  $anchor =~ s/\///g;   $anchor =~ s/\///g;
Line 556  sub display_line { Line 682  sub display_line {
  $r->print ('<a href="javascript:gothere(\''.$filecom[0].   $r->print ('<a href="javascript:gothere(\''.$filecom[0].
    '/\')"><img src="'.$iconpath.'server.gif"');     '/\')"><img src="'.$iconpath.'server.gif"');
  $r->print (' border="0" /></a>'."\n");   $r->print (' border="0" /></a>'."\n");
  $r->print("Domain - $listname $tabtag</tr></form>\n");   $r->print("Domain - $listname (".
         $Apache::lonnet::domaindescription{$listname}.") $tabtag</tr></form>\n");
  return OK;   return OK;
   
 # display user directory  # display user directory
     }      }
     if ($filecom[1] eq "user") {      if ($filecom[1] eq 'user') {
  $r->print("<tr>$extrafield");   $r->print("<tr bgcolor=$fileclr>$extrafield");
  $r->print("<td bgcolor=$fileclr valign=bottom nowrap>\n");   $r->print("<td valign=bottom nowrap>\n");
  my $curdir = $startdir.$filecom[0].'/';   my $curdir = $startdir.$filecom[0].'/';
  my $anchor = $curdir;   my $anchor = $curdir;
  $anchor =~ s/\///g;   $anchor =~ s/\///g;
Line 583  sub display_line { Line 710  sub display_line {
     }      }
   
 # display file  # display file
     if ($fnptr == 0 and $filecom[3] ne "") {      if ($fnptr == 0 and $filecom[3] ne '') {
    my $filelink = $startdir.$filecom[0];
    return OK if (!&Apache::lonnet::allowed('bre',$filelink));
  my @file_ext = split (/\./,$listname);   my @file_ext = split (/\./,$listname);
  my $curfext = $file_ext[-1];   my $curfext = $file_ext[-1];
           if (@Omit) {
               foreach (@Omit) { return OK if ($curfext eq $_); }
           }
           if (@Only) {
               my $skip = 1;
               foreach (@Only) { $skip = 0 if ($curfext eq $_); }
               return OK if ($skip > 0);
           }
  # Set the icon for the file   # Set the icon for the file
  my $iconname = "unknown.gif";   my $iconname = "unknown.gif";
  my $embstyle = &Apache::loncommon::fileembstyle($curfext);   my $embstyle = &Apache::loncommon::fileembstyle($curfext);
Line 593  sub display_line { Line 730  sub display_line {
  $iconname = $curfext.".gif" unless   $iconname = $curfext.".gif" unless
     (!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn');      (!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn');
  #   #
  my $filelink = $startdir.$filecom[0];   $r->print("<tr bgcolor=$fileclr><td nowrap valign='bottom'>");
  $r->print("<tr><td nowrap valign='bottom' bgcolor=$fileclr>");  
  my $metafile = grep /^$filecom[0]\.meta\&/, @list;   my $metafile = grep /^$filecom[0]\.meta\&/, @list;
  my $title;   my $title;
         if ($ENV{'form.catalogmode'} eq 'interactive') {          if ($ENV{'form.catalogmode'} eq 'interactive') {
Line 602  sub display_line { Line 738  sub display_line {
     $title = &Apache::lonnet::metadata($filelink,'title')      $title = &Apache::lonnet::metadata($filelink,'title')
  if ($metafile == 1);   if ($metafile == 1);
     $title=$listname unless $title;      $title=$listname unless $title;
     my $titleesc=$title;      my $titleesc=HTML::Entities::encode($title);
     $titleesc=~s/\'/\\'/;      $titleesc=~s/\'/\\'/; #' (clean up this spare quote)
             $r->print("<a href=\"javascript:select_data('",              $r->print("<a href=\"javascript:select_data(\'",
                       $titleesc,"','",$filelink,"')\">");                        $titleesc,"','",$filelink,"')\">");
     $r->print("<img src='",$iconpath,"select.gif' border='0' /></a>".      $r->print("<img src='",$iconpath,"select.gif' border='0' /></a>".
       "\n");        "\n");
     $r->print("</td><td valign='bottom' nowrap bgcolor=$fileclr>");      $r->print("</td><td valign='bottom' nowrap>");
  }   }
         elsif ($ENV{'form.catalogmode'} eq 'groupimport') {          elsif ($ENV{'form.catalogmode'} eq 'groupimport') {
     $title=$listname;      $title=$listname;
     $title = &Apache::lonnet::metadata($filelink,'title')      $title = &Apache::lonnet::metadata($filelink,'title')
  if ($metafile == 1);   if ($metafile == 1);
     $title=$listname unless $title;      $title=$listname unless $title;
       my $titleesc=&HTML::Entities::encode($title);
     $r->print("<form name='form$fnum'>\n");      $r->print("<form name='form$fnum'>\n");
     $r->print("<input type='checkbox' name='filelink"."' ".      $r->print("<input type='checkbox' name='filelink"."' ".
       "value='$filelink' onClick='".        "value='$filelink' onClick='".
Line 624  sub display_line { Line 761  sub display_line {
     }      }
     $r->print(">\n");      $r->print(">\n");
     $r->print("<input type='hidden' name='title"."' ".      $r->print("<input type='hidden' name='title"."' ".
       "value='$title'>\n");        "value='$titleesc'>\n");
     $r->print("</form>\n");      $r->print("</form>\n");
     $r->print("</td><td valign='bottom' nowrap bgcolor=$fileclr>");      $r->print("</td><td valign='bottom' nowrap>");
     $hash{"pre_${fnum}_link"}=$filelink;      $hash{"pre_${fnum}_link"}=$filelink;
     $hash{"pre_${fnum}_title"}=$title;      $hash{"pre_${fnum}_title"}=$titleesc;
      $fnum++;       $fnum++;
  }   }
   
Line 658  sub display_line { Line 795  sub display_line {
    "TARGET=_self>metadata</a>) ") if ($metafile == 1);     "TARGET=_self>metadata</a>) ") if ($metafile == 1);
   
  $r->print("</td>\n");   $r->print("</td>\n");
  $r->print("<td bgcolor=$fileclr align=right valign=bottom> ",   if ($hash{'display_attrs_0'} == 1) {
       my $title = &Apache::lonnet::metadata($filelink,'title')
    if ($metafile == 1);
       $r->print('<td valign=bottom> '.($title eq '' ? '&nbsp;' : $title).
         ' </td>'."\n");
    }
    $r->print('<td align=right valign=bottom> ',
   $filecom[8]," </td>\n")     $filecom[8]," </td>\n") 
     if $hash{'display_attrs_0'} == 1;  
  $r->print("<td bgcolor=$fileclr valign=bottom> ".  
   (localtime($filecom[9]))." </td>\n")   
     if $hash{'display_attrs_1'} == 1;      if $hash{'display_attrs_1'} == 1;
  $r->print("<td bgcolor=$fileclr valign=bottom> ".   $r->print('<td valign=bottom> '.
   (localtime($filecom[10]))." </td>\n")     (localtime($filecom[9]))." </td>\n") 
     if $hash{'display_attrs_2'} == 1;      if $hash{'display_attrs_2'} == 1;
    $r->print('<td valign=bottom> '.
     (localtime($filecom[10]))." </td>\n") 
       if $hash{'display_attrs_3'} == 1;
   
  if ($hash{'display_attrs_3'} == 1) {   if ($hash{'display_attrs_4'} == 1) {
     my $author = &Apache::lonnet::metadata($filelink,'author')      my $author = &Apache::lonnet::metadata($filelink,'author')
  if ($metafile == 1);   if ($metafile == 1);
     $author = '&nbsp;' if (!$author);      $r->print('<td valign=bottom> '.($author eq '' ? '&nbsp;' : $author).
     $r->print("<td bgcolor=$fileclr valign=bottom> ".$author.  
       " </td>\n");        " </td>\n");
  }   }
  if ($hash{'display_attrs_4'} == 1) {   if ($hash{'display_attrs_5'} == 1) {
     my $keywords = &Apache::lonnet::metadata($filelink,'keywords')      my $keywords = &Apache::lonnet::metadata($filelink,'keywords')
  if ($metafile == 1);   if ($metafile == 1);
     $keywords = '&nbsp;' if (!$keywords);      # $keywords = '&nbsp;' if (!$keywords);
     $r->print("<td bgcolor=$fileclr valign=bottom> ".$keywords.      $r->print('<td valign=bottom> '.($keywords eq '' ? '&nbsp;' : $keywords).
       " </td>\n");        " </td>\n");
  }   }
  if ($hash{'display_attrs_5'} == 1) {   if ($hash{'display_attrs_6'} == 1) {
     my $lang = &Apache::lonnet::metadata($filelink,'language')      my $lang = &Apache::lonnet::metadata($filelink,'language')
  if ($metafile == 1);   if ($metafile == 1);
     $lang = &Apache::loncommon::languagedescription($lang);      $lang = &Apache::loncommon::languagedescription($lang);
     $lang = '&nbsp;' if (!$lang);      $r->print('<td valign=bottom> '.($lang eq '' ? '&nbsp;' : $lang).
     $r->print("<td bgcolor=$fileclr valign=bottom> ".$lang.  
       " </td>\n");        " </td>\n");
  }   }
           if ($hash{'display_attrs_8'} == 1) {
               my $output='';
               my $embstyle=&Apache::loncommon::fileembstyle($curfext);
       if ($embstyle eq 'ssi') {
          $output=&Apache::lonnet::ssi($filelink);
                  $output=~s/^.*\<body[^\>]*\>//si;
                  $output=~s/\<\/body\s*\>.*$//si;
                  $output='<font size="-2">'.$output.'</font>';
      } elsif ($embstyle eq 'img') {
                  $output='<img src="'.$filelink.'" />';
              } elsif ($filelink=~/^\/res\/(\w+)\/(\w+)\//) {
                  $output='<img src="http://'.
    $Apache::lonnet::hostname{&Apache::lonnet::homeserver($2,$1)}.
                    '/cgi-bin/thumbnail.gif?url='.$filelink.'" />';
              }
      $r->print('<td valign=bottom> '.($output eq '' ? '&nbsp;':$output).
         " </td>\n");
           }
  $r->print("</tr>\n");   $r->print("</tr>\n");
     }      }
   
Line 700  sub display_line { Line 859  sub display_line {
  my $curdir = $startdir.$filecom[0].'/';   my $curdir = $startdir.$filecom[0].'/';
  my $anchor = $curdir;   my $anchor = $curdir;
  $anchor =~ s/\///g;   $anchor =~ s/\///g;
  $r->print("<tr>$extrafield<td bgcolor=$fileclr valign=bottom>");   $r->print("<tr bgcolor=$fileclr>$extrafield<td valign=bottom>");
  &begin_form ($r,$curdir);   &begin_form ($r,$curdir);
  my $indentm1 = $indent-1;   my $indentm1 = $indent-1;
  if ($indentm1 < 11 and $indentm1 > 0) {   if ($indentm1 < 11 and $indentm1 > 0) {
Line 747  sub begin_form { Line 906  sub begin_form {
     $dnum++;      $dnum++;
 }  }
   
 # ----------- grab unprocessed CGI variables that may have been appended to URL  
 sub get_unprocessed_cgi {  
     foreach (split(/&/,$ENV{'QUERY_STRING'})) {  
        my ($name, $value) = split(/=/,$_);  
        $value =~ tr/+/ /;  
        $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;  
        if ($name eq 'catalogmode' or $name eq 'launch' or $name eq 'acts') {  
            $ENV{'form.'.$name}=$value;  
        }  
     }  
 }  
   
 # --------- settings whenever the user causes the indexer window to be launched  # --------- settings whenever the user causes the indexer window to be launched
 sub start_fresh_session {  sub start_fresh_session {
     delete $hash{'mode_catalog'};      delete $hash{'form.catalogmode'};
       delete $hash{'form.mode'};
       delete $hash{'form.form'};
       delete $hash{'form.element'};
       delete $hash{'form.omit'};
       delete $hash{'form.only'};
     foreach (keys %hash) {      foreach (keys %hash) {
  if ($_ =~ /^pre_/) {          delete $hash{$_} if (/^(pre_|store)/);
     delete $hash{$_};  
  }  
  if ($_ =~ /^store/) {  
     delete $hash{$_};  
  }  
     }      }
 }  }
   
   # ------------------------------------------------------------------- setvalues
   sub setvalues {
       # setvalues is used in registerurl to synchronize the database
       # hash and environment hashes
       my ($H1,$h1key,$H2,$h2key) =@_;
       #
       if (exists $H2->{$h2key}) {
    $H1->{$h1key} = $H2->{$h2key};
       } elsif (exists $H1->{$h1key}) {
    $H2->{$h2key} = $H1->{$h1key};
       } 
   }
   
 1;  1;
   
   sub cleanup {
       if (tied(%hash)){
    &Apache::lonnet::logthis('Cleanup indexer: hash');
           unless (untie(%hash)) {
       &Apache::lonnet::logthis('Failed cleanup indexer: hash');
           }
       }
   }
   
 =head1 NAME  =head1 NAME
   
 Apache::lonindexer - mod_perl module for cross server filesystem browsing  Apache::lonindexer - mod_perl module for cross server filesystem browsing
Line 908  begin_form - prints the beginning of a f Line 1077  begin_form - prints the beginning of a f
   
 =item *  =item *
   
 get_unprocessed_cgi - grab unprocessed CGI variables that may have been  
 appended to URL  
   
 =item *  
   
 start_fresh_session - settings whenever the user causes the indexer window  start_fresh_session - settings whenever the user causes the indexer window
 to be launched  to be launched
   
Removed from v.1.34  
changed lines
  Added in v.1.59

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