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Diff for /loncom/publisher/lonpubdir.pm between versions 1.68 and 1.143

version 1.68, 2004/12/02 19:45:39 version 1.143, 2012/04/27 16:13:47
Line 36  use Apache::Constants qw(:common :http : Line 36  use Apache::Constants qw(:common :http :
 use Apache::loncacc;  use Apache::loncacc;
 use Apache::loncommon();  use Apache::loncommon();
 use Apache::lonhtmlcommon();  use Apache::lonhtmlcommon();
   use Apache::londiff();
 use Apache::lonlocal;  use Apache::lonlocal;
 use Apache::lonmsg;  use Apache::lonmsg;
 use Apache::lonmenu;  use Apache::lonmenu;
 use Apache::lonnet;  use Apache::lonnet;
   use LONCAPA;
   
 sub handler {  sub handler {
   
   my $r=shift;    my $r=shift;
   
   my $fn;  
   
   
   
   $fn = getEffectiveUrl($r);  
   
   # Validate access to the construction space and get username@domain.    # Validate access to the construction space and get username@domain.
   
   my $uname;    my $uname;
   my $udom;    my $udom;
   
   ($uname,$udom)=    ($uname,$udom)=&Apache::loncacc::constructaccess($r->uri); 
     &Apache::loncacc::constructaccess(  
              $fn,$r->dir_config('lonDefDomain'));   
   unless (($uname) && ($udom)) {    unless (($uname) && ($udom)) {
      $r->log_reason($uname.' at '.$udom.  
          ' trying to list directory '.$ENV{'form.filename'}.  
          ' ('.$fn.') - not authorized',   
          $r->filename);   
      return HTTP_NOT_ACCEPTABLE;       return HTTP_NOT_ACCEPTABLE;
   }    }
   
   # Remove trailing / from directory name.  # ----------------------------------------------------------- Start page output
   
     my $fn=$r->filename;
   $fn=~s/\/$//;    $fn=~s/\/$//;
   
   unless ($fn) {   
      $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.  
          ' trying to list empty directory', $r->filename);   
      return HTTP_NOT_FOUND;  
   }   
   
 # ----------------------------------------------------------- Start page output  
   
   my $thisdisfn=$fn;    my $thisdisfn=$fn;
   $thisdisfn=~s/^\/home\/$uname\/public_html//; # subdirectory part of  
                                                 # construction space.   
   my $docroot=$r->dir_config('lonDocRoot');     # Apache  londocument root.    my $docroot=$r->dir_config('lonDocRoot');     # Apache  londocument root.
     $thisdisfn=~s/^\Q$docroot\E\/priv//;
   
   my $resdir=$docroot.'/res/'.$udom.'/'.$uname.$thisdisfn; # Resource directory    my $resdir=$docroot.'/res'.$thisdisfn; # Resource directory
   my $targetdir=$udom.'/'.$uname.$thisdisfn; # Publiction target directory.    my $targetdir='/res'.$thisdisfn; # Publication target directory.
   my $linkdir='/priv/'.$uname.$thisdisfn;      # Full URL name of constr space.    my $linkdir='/priv'.$thisdisfn;      # Full URL name of constr space.
   
   my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom);    my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom);
   
   &startpage($r, $uname, $udom, $thisdisfn);   # Put out the start of page.    &startpage($r, $uname, $udom, $thisdisfn);   # Put out the start of page.
   if ($ENV{'environment.remote'} eq 'off') {    &dircontrols($r,$uname,$udom,$thisdisfn);    # Put out actions for directory, 
       &dircontrols($r,$uname,$udom,$thisdisfn);    # Put out actions for directory,   
                                                # browse/upload + new file page.                                                 # browse/upload + new file page.
   }  
   &resourceactions($r,$uname,$udom,$thisdisfn); #Put out form used for printing/deletion etc.    &resourceactions($r,$uname,$udom,$thisdisfn); #Put out form used for printing/deletion etc.
   
   my $numdir = 0;    my $numdir = 0;
   my $numres = 0;    my $numres = 0;
       
   # Start off the directory table.    # Start off the directory table.
   $r->print('<h3>Directory Contents:</h3>');    $r->print(&Apache::loncommon::start_data_table()
   $r->print('<table border="0" cellspacing="2" cellpadding="2"><tr>'.             .&Apache::loncommon::start_data_table_header_row()
             '<th bgcolor="#DDDDDD">'.&mt('Type').'</th>'.             .'<th>'.&mt('Type').'</th>'
             '<th bgcolor="#DDDDDD">'.&mt('Actions').'</th>'.             .'<th>'.&mt('Actions').'</th>'
             '<th bgcolor="#DDDDDD">'.&mt('Name').'</th>'.             .'<th>'.&mt('Name').'</th>'
             '<th bgcolor="#DDDDDD">'.&mt('Title').'</th>'.             .'<th>'.&mt('Title').'</th>'
     '<th bgcolor="#DDDDDD">'.&mt('Status').'</th>'.             .'<th colspan="2">'.&mt('Status').'</th>'
             '<th bgcolor="#DDDDDD">'.&mt('Last Modified').             .'<th>'.&mt('Last Modified').'</th>'
     '</th></tr>');             .&Apache::loncommon::end_data_table_header_row()
     );
   
   my $filename;    my $filename;
   my $dirptr=16384; # Mask indicating a directory in stat.cmode.    my $dirptr=16384; # Mask indicating a directory in stat.cmode.
Line 125  sub handler { Line 106  sub handler {
      my $extension='';       my $extension='';
      if ($filename=~/\.(\w+)$/) { $extension=$1; }       if ($filename=~/\.(\w+)$/) { $extension=$1; }
      if ($cmode&$dirptr) {       if ($cmode&$dirptr) {
  putdirectory($r, $thisdisfn, $linkdir, $filename, $cmtime,$targetdir,\%bombs,\$numdir);   &putdirectory($r, $thisdisfn, $linkdir, $filename, $cmtime,$targetdir,\%bombs,\$numdir);
      } elsif (&Apache::loncommon::fileembstyle($extension) ne 'hdn') {       } elsif (&Apache::loncommon::fileembstyle($extension) ne 'hdn') {
  putresource($r, $udom, $uname, $filename, $thisdisfn, $resdir,    &putresource($r, $udom, $uname, $filename, $thisdisfn, $resdir, 
      $targetdir, $linkdir, $cmtime,\%bombs,\$numres);       $targetdir, $linkdir, $cmtime,\%bombs,\$numres);
      } else {       } else {
  # "hidden" extension and not a directory, so hide it away.   # "hidden" extension and not a directory, so hide it away.
Line 135  sub handler { Line 116  sub handler {
   }    }
   closedir(DIR);    closedir(DIR);
   
   $r->print('</table></body></html>');    $r->print(&Apache::loncommon::end_data_table()
              .&Apache::loncommon::end_page()
     );
   return OK;      return OK;  
 }  }
 #  
 #  Gets the effective URL of the request and returns it:  
 #    $effn = getEffectiveUrl($r);  
 #       $r  - The Apache Request object.  
 sub getEffectiveUrl {  
     my $r = shift;  
     my $fn;  
       
     if ($ENV{'form.filename'}) { # If a form filename is defined.  
  $fn=$ENV{'form.filename'};  
  #  
  #   Replace the ~username of the URL with /home/username/public_html  
  #   so that we don't have to worry about ~ expansion internally.  
  #  
  $fn=~s/^http\:\/\/[^\/]+\///;  
         $fn=~s/^\///;  
         $fn=~s/\~(\w+)/\/home\/$1\/public_html/;  
   
  #  Remove trailing / strings (?)   
   
  $fn=~s/\/[^\/]+$//;  
     } else {  
  #   If no form is defined, use request filename.  
  $fn = $r->filename();  
  my $lonDocRoot=$r->dir_config('lonDocRoot');  
  if ( $fn =~ /$lonDocRoot/ ) {  
     #internal authentication, needs fixup.  
     $fn = $r->uri(); # non users do not get the full path request  
                              # through SCRIPT_FILENAME  
     $fn=~s|^/~(\w+)|/home/$1/public_html|;  
  }  
     }  
     $fn=~s/\/+/\//g;  
     return $fn;  
 }  
 #  #
 #   Output the header of the page.  This includes:  #   Output the header of the page.  This includes:
 #   - The HTML header   #   - The HTML header 
Line 186  sub getEffectiveUrl { Line 135  sub getEffectiveUrl {
   
 sub startpage {  sub startpage {
     my ($r, $uname, $udom, $thisdisfn) = @_;      my ($r, $uname, $udom, $thisdisfn) = @_;
     my $currdir = '/priv/'.$uname.$thisdisfn;  
     &Apache::loncommon::content_type($r,'text/html');      &Apache::loncommon::content_type($r,'text/html');
     $r->send_http_header;      $r->send_http_header;
   
     $r->print('<html><head><title>LON-CAPA Construction Space</title></head>');      my $formaction='/priv'.$thisdisfn.'/';
       $formaction=~s|/+|/|g;
     my $pagetitle;  
     my $formaction='/priv/'.$uname.$thisdisfn.'/';  
     $formaction=~s/\/+/\//g;  
     $pagetitle .= &Apache::loncommon::help_open_menu('','','','',3,'Authoring').  
         '<font face="Arial, Helvetica, sans-serif" size="+1"><b>Construction Space</b>:</font>&nbsp;'.  
         '<form name="dirs" method="post" action="'.$formaction.  
         '" target="_parent"><tt><b>'.  
         &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/','_top','/priv','','+1',1)."</b></tt><br />".  
         &Apache::lonhtmlcommon::select_recent('construct','recent',  
                  'this.form.action=this.form.recent.value;this.form.submit()').  
               '</form>';  
     &Apache::lonhtmlcommon::store_recent('construct',$formaction,$formaction);      &Apache::lonhtmlcommon::store_recent('construct',$formaction,$formaction);
     if ($ENV{'environment.remote'} eq 'off') {  
  $ENV{'request.noversionuri'}=$currdir.'/';      &Apache::lonhtmlcommon::clear_breadcrumbs();
  $r->print(&Apache::loncommon::bodytag('Construction Space',undef,undef,undef,undef,undef,$pagetitle));      &Apache::lonhtmlcommon::add_breadcrumb({
     } else {          'text'  => 'Construction Space',
  $r->print($pagetitle);          'href'  => &Apache::loncommon::authorspace($formaction),
     }      });
       # breadcrumbs (and tools) will be created 
       # in start_page->bodytag->innerregister
   
       $env{'request.noversionuri'}=$formaction;
       $r->print(&Apache::loncommon::start_page('Construction Space',undef));
   
       $r->print(&Apache::loncommon::head_subbox(
                   &Apache::loncommon::CSTR_pageheader()));
   
       my $esc_thisdisfn = &Apache::loncommon::escape_single($thisdisfn);
       my $doctitle = 'LON-CAPA '.&mt('Construction Space');
       my $newname = &mt('New Name');
     my $pubdirscript=(<<ENDPUBDIRSCRIPT);      my $pubdirscript=(<<ENDPUBDIRSCRIPT);
 <script>  <script type="text/javascript">
   top.document.title = '$esc_thisdisfn/ - $doctitle';
 // Store directory location for menu bar to find  // Store directory location for menu bar to find
   
 parent.lastknownpriv='/~$uname$thisdisfn/';  parent.lastknownpriv='/priv$esc_thisdisfn/';
   
 // Confirmation dialogues  // Confirmation dialogues
   
     function currdiract(theform) {      function currdiract(theform) {
         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'publish') {          if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'publish') {
             document.publishdir.filename.value = theform.filename.value              document.publishdir.filename.value = theform.filename.value;
             pubdir(document.publishdir)      document.publishdir.submit();
         }  
         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'publishsub') {  
             document.publishdir.filename.value = theform.filename.value  
             pubrecdir(document.publishdir)  
         }          }
         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'editcat') {          if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'editmeta') {
             top.location=theform.filename.value+'default.meta'              top.location=theform.filename.value+'default.meta'
         }          }
         if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'printdir' ) {          if (theform.dirtask.options[theform.dirtask.selectedIndex].value == 'printdir' ) {
             document.printdir.postdata.value=theform.filename.value              document.printdir.postdata.value=theform.filename.value
             document.printdir.submit();              document.printdir.submit();
         }          }
     }          if (theform.dirtask.options[theform.dirtask.selectedIndex].value == "delete") {
                   var delform = document.delresource
     function pubdir(theform) {                delform.filename.value = theform.filename.value
  if (confirm('Publish complete directory?')) {                delform.submit()
             forcepub(theform)  
     theform.submit();  
         }  
     }  
     function pubrecdir(theform) {  
  if (confirm('Publish directory and all subdirectories?')) {  
             forcepub(theform);  
             theform.pubrec.value='1';  
     theform.submit();  
         }          }
     }      }
     
     function forcepub(theform) {  
         if (confirm('Force publication of unmodified files? - OK=yes; Cancel=No.')) {  
             theform.forcerepub.value="ON";  
         }   
     }  
   
     function checkUpload(theform) {      function checkUpload(theform) {
         if (theform.file == '') {          if (theform.file == '') {
             alert("Please use 'Browse..' to choose a file first, before uploading")              alert("Please use 'Browse..' to choose a file first, before uploading")
Line 266  parent.lastknownpriv='/~$uname$thisdisfn Line 197  parent.lastknownpriv='/~$uname$thisdisfn
   
     function SetPubDir(theform,printForm) {      function SetPubDir(theform,printForm) {
         if (theform.diraction.options[theform.diraction.selectedIndex].value == "open") {          if (theform.diraction.options[theform.diraction.selectedIndex].value == "open") {
             top.location = theform.filename.value              top.location = theform.openname.value
             return              return
         }          }
         if (theform.diraction.options[theform.diraction.selectedIndex].value == "publish") {          if (theform.diraction.options[theform.diraction.selectedIndex].value == "publish") {
             pubdir(theform)              theform.submit();
         }  
         if (theform.diraction.options[theform.diraction.selectedIndex].value == "publishsub") {  
             pubrecdir(theform)  
         }          }
         if (theform.diraction.options[theform.diraction.selectedIndex].value == "editcat") {          if (theform.diraction.options[theform.diraction.selectedIndex].value == "editmeta") {
             top.location=theform.filename.value+'default.meta'              top.location=theform.filename.value+'default.meta'
         }          }
         if (theform.diraction.options[theform.diraction.selectedIndex].value == "printdir") {          if (theform.diraction.options[theform.diraction.selectedIndex].value == "printdir") {
Line 283  parent.lastknownpriv='/~$uname$thisdisfn Line 211  parent.lastknownpriv='/~$uname$thisdisfn
             theform.postdata.value = theform.filename.value              theform.postdata.value = theform.filename.value
             theform.submit()              theform.submit()
         }          }
           if (theform.diraction.options[theform.diraction.selectedIndex].value == "delete") {
                 var delform = document.delresource
                 delform.filename.value = theform.filename.value
                 delform.submit()
           }
         return          return
     }      }
     function SetResChoice(theform) {      function SetResChoice(theform) {
Line 298  parent.lastknownpriv='/~$uname$thisdisfn Line 231  parent.lastknownpriv='/~$uname$thisdisfn
       if (activity == 'delete') {        if (activity == 'delete') {
           var delform = document.delresource            var delform = document.delresource
           delform.filename.value = theform.filename.value            delform.filename.value = theform.filename.value
           if (confirm("Are you sure you want to delete "+theform.filename.value+"?")) {            delform.submit()
               delform.submit()  
           }  
       }        }
       if (activity == 'obsolete') {        if (activity == 'obsolete') {
           var pubform = document.pubresource            var pubform = document.pubresource
           pubform.filename.value = theform.filename.value            pubform.filename.value = theform.filename.value
           alert("You will be taken to the publication page.\\nCheck the 'Obsolete' checkbox at the bottom of the page, and click 'Finalize Publication'.")            pubform.makeobsolete.value=1;
           pubform.submit()            pubform.submit()
       }        }
       if (activity == 'print') {        if (activity == 'print') {
Line 316  parent.lastknownpriv='/~$uname$thisdisfn Line 247  parent.lastknownpriv='/~$uname$thisdisfn
           document.retrieveres.filename.value = theform.filename.value            document.retrieveres.filename.value = theform.filename.value
           document.retrieveres.submit()            document.retrieveres.submit()
       }        }
         if (activity == 'cleanup') {
             document.cleanup.filename.value = theform.filename.value
             document.cleanup.submit()
         }
       return        return
     }      }
     function changename(theform,activity) {      function changename(theform,activity) {
         var newname=prompt('New Name');          var oldname=theform.dispfilename.value;
         if (newname == "" || !newname)  {          var newname=prompt('$newname',oldname);
           if (newname == "" || !newname || newname == oldname)  {
             return              return
         }          }
         document.moveresource.newfilename.value = newname          document.moveresource.newfilename.value = newname
Line 331  parent.lastknownpriv='/~$uname$thisdisfn Line 267  parent.lastknownpriv='/~$uname$thisdisfn
 </script>  </script>
 ENDPUBDIRSCRIPT  ENDPUBDIRSCRIPT
     $r->print($pubdirscript);      $r->print($pubdirscript);
   
     if (($uname ne $ENV{'user.name'}) || ($udom ne $ENV{'user.domain'})) {  
  $r->print('<h3>'.&mt('Co-Author').': '.$uname.' at '.$udom.  
   '</h3>');  
     }  
 }  }
   
 sub dircontrols {  sub dircontrols {
     my ($r,$uname,$udom,$thisdisfn) = @_;      my ($r,$uname,$udom,$thisdisfn) = @_;
       my %lt=&Apache::lonlocal::texthash(
                                          cnpd => 'Cannot publish directory',
                                          cnrd => 'Cannot retrieve directory',
                                          mcdi => 'Must create new subdirectory inside a directory',
                                          pubr => 'Publish this Resource',
                                          pubd => 'Publish this Directory',
                                          dedr => 'Delete Directory',
                                          rtrv => 'Retrieve Old Version',
                                          list => 'List Directory',
                                          uplo => 'Upload file',  
                                          dele => 'Delete',
                                          edit => 'Edit Metadata', 
                                          sela => 'Select Action',
                                          nfil => 'New file',
                                          nhtm => 'New HTML file',
                                          nprb => 'New problem',
                                          npag => 'New assembled page',
                                          nseq => 'New assembled sequence',
                                          ncrf => 'New custom rights file',
                                          nsty => 'New style file',
                                          nlib => 'New library file',
                                          nbt  => 'New bridgetask file',
                                          nsub => 'New subdirectory',
                                          renm => 'Rename current file to',
                                          move => 'Move current file to',
                                          copy => 'Copy current file to',
                                          type => 'Type Name Here',
                                          go   => 'Go',
                                          prnt => 'Print contents of directory',
                                          crea => 'Create a new directory or LON-CAPA document',
          acti => 'Actions for current directory',
          updc => 'Upload a new document',
          pick => 'Please select an action to perform using the new filename',
                                         );
       my $mytype = $lt{'type'}; # avoid conflict with " and ' in javascript
     $r->print(<<END);      $r->print(<<END);
         <table cellspacing="4" cellpadding="4" width="100%">  <div class="LC_columnSection">
          <tr>    <div>
           <td bgcolor="#DDDDDD" align="middle"><font face="Arial, Helvetica, sans-serif" size="-1"><b>Actions for current directory</b></font></td>      <form name="curractions" method="post" action="">
           <td bgcolor="#DDDDDD" align="middle"><font face="Arial, Helvetica, sans-serif" size="-1"><b>Upload a new document</b></font></td>        <fieldset>
           <td bgcolor="#DDDDDD" align="middle"><font face="Arial, Helvetica, sans-serif" size="-1"><b>Create a new directory or LON-CAPA document</b></font></td>          <legend>$lt{'acti'}</legend>
         </tr>          <select name="dirtask" onchange="currdiract(this.form)">
         <tr>              <option>$lt{'sela'}</option>
          <td bgcolor="#ccddaa" valign="top" align="center">              <option value="publish">$lt{'pubd'}</option>
           <form name="curractions" method="post" action="">              <option value="editmeta">$lt{'edit'}</option>
            <select name="dirtask" onChange="currdiract(this.form)">              <option value="printdir">$lt{'prnt'}</option>
             <option>Select action</option>              <option value="delete">$lt{'dedr'}</option>
             <option value="publish">Publish directory</option>          </select>
             <option value="publishsub">Publish with subdirectories</option>          <input type="hidden" name="filename" value="/priv$thisdisfn/" />
             <option value="editcat">Edit catalog information</option>        </fieldset>
             <option value="printdir">Print contents of directory</option>      </form>
            </select>      <form name="publishdir" method="post" action="/adm/publish" target="_parent">
            <input type="hidden" name="filename" value="/~$uname$thisdisfn/" />        <input type="hidden" name="pubrec" value="" />
           </form>        <input type="hidden" name="filename" value="" />
           <form name="publishdir" method="post" action="/adm/publish" target="_parent">      </form>
            <input type="hidden" name="pubrec" value="" />      <form name="printdir" method="post" action="/adm/printout" target="_parent">
            <input type="hidden" name="filename" value="" />        <input type="hidden" name="postdata" value="" />
            <input type="hidden" name="forcerepub" value="NO" />      </form>
           </form>    </div>
           <form name="printdir" method="post" action="/adm/printout" target="_parent">  
            <input type="hidden" name="postdata" value="" />    <div>
           </form>      <form name="upublisher" enctype="multipart/form-data" method="post" action="/adm/upload" target="_parent">
          </td>        <fieldset>
          <td bgcolor="#ccddaa" valign="top" align="center">          <legend>$lt{'updc'}</legend>
     <form name="upublisher" enctype="multipart/form-data" method="post" action="/adm/upload" target="_parent">          <input type="hidden" name="filename" value="/priv$thisdisfn/" />
       <input type="hidden" name="filename" value="/~$uname$thisdisfn/" />          <input type="file" name="upfile" size="20" />
       <input type="file" name="upfile" size="20" />          <input type="button" value="$lt{'uplo'}"  onclick="checkUpload(this.form)" />
       <input type="button" value="Upload file"  onclick="checkUpload(this.form)" />        </fieldset>
     </form>      </form>
  </td>    </div>
  <td bgcolor="#ccddaa" align="center">  
     <form name="fileaction" method="post" action="/adm/cfile" target="_parent">    <div>
       <nobr>      <form name="fileaction" method="post" action="/adm/cfile" target="_parent">
  <input type="hidden" name="filename" value="/~$uname$thisdisfn/" />        <fieldset>
                 <legend>$lt{'crea'}</legend>
         <span class="LC_nobreak">
    <input type="hidden" name="filename" value="/priv$thisdisfn/" />
                     <script type="text/javascript">
                       function validate_go() {
                           var selected = document.fileaction.action.selectedIndex;
                           if (selected == 0) {
                               alert('$lt{'pick'}');
                           } else {
                               document.fileaction.submit();
                           }
                       }
                     </script>
   <select name="action">    <select name="action">
     <option>Select action</option>      <option value="none">$lt{'sela'}</option>
     <option value="newfile">New file:</option>      <option value="newfile">$lt{'nfil'}:</option>
     <option value="newhtmlfile">New HTML file:</option>      <option value="newhtmlfile">$lt{'nhtm'}:</option>
     <option value="newproblemfile">New problem:</option>      <option value="newproblemfile">$lt{'nprb'}:</option>
                     <option value="newpagefile">New assembled page:</option>                      <option value="newpagefile">$lt{'npag'}:</option>
                     <option value="newsequencefile">New assembled sequence:</option>                      <option value="newsequencefile">$lt{'nseq'}:</option>
                     <option value="newrightsfile">New custom rights file:</option>                      <option value="newrightsfile">$lt{'ncrf'}:</option>
                     <option value="newstyfile">New style file:</option>                      <option value="newstyfile">$lt{'nsty'}:</option>
     <option value="newdir">New subdirectory:</option>                      <option value="newtaskfile">$lt{'nbt'}:</option>
   </select>&nbsp;<input type="text" name="newfilename" value="Type Name Here" onfocus="if (this.value == 'Type Name Here') this.value=''" />&nbsp;<input type="button" value="Go" onclick="document.fileaction.submit()" />                      <option value="newlibraryfile">$lt{'nlib'}:</option>
  </nobr>              <option value="newdir">$lt{'nsub'}:</option>
  </form>    </select>&nbsp;<input type="text" name="newfilename" value="$lt{'type'}" onfocus="if (this.value == '$mytype') this.value=''" />&nbsp;<input type="button" value="Go" onclick="validate_go();" />
   </td>   </span>
          </tr>        </fieldset>
         </table>      </form>
     </div>
   </div>
 END  END
 }  }
   
Line 411  sub resourceactions { Line 392  sub resourceactions {
          <input type="hidden" name="action" value="delete" />           <input type="hidden" name="action" value="delete" />
        </form>         </form>
        <form name="pubresource" action="/adm/publish" target="_parent" method="post">         <form name="pubresource" action="/adm/publish" target="_parent" method="post">
          <input type="hidden" name="pubrec" value="" />  
          <input type="hidden" name="filename" value="" />           <input type="hidden" name="filename" value="" />
          <input type="hidden" name="forcerepub" value="NO" />           <input type="hidden" name="makeobsolete" value="0" />
        </form>         </form>
        <form name="printresource" action="/adm/printout" target="_parent" method="post">         <form name="printresource" action="/adm/printout" target="_parent" method="post">
            <input type="hidden" name="postdata" value="" />             <input type="hidden" name="postdata" value="" />
Line 421  sub resourceactions { Line 401  sub resourceactions {
        <form name="retrieveres" action="/adm/retrieve" target="_parent" method="post">         <form name="retrieveres" action="/adm/retrieve" target="_parent" method="post">
            <input type="hidden" name="filename" value="" />             <input type="hidden" name="filename" value="" />
        </form>         </form>
          <form name="cleanup" action="/adm/cleanup" target="_parent" method="post">
              <input type="hidden" name="filename" value="" />
          </form>
 END  END
 }  }
   
Line 454  sub getSourceRightString { Line 437  sub getSourceRightString {
 }  }
 #  #
 #  Put out a directory table row:  #  Put out a directory table row:
 #    putdirectory(r, base, here, dirname, modtime)  #    putdirectory(r, base, here, dirname, modtime, targetdir, bombs, numdir)
 #      r       - Apache request object.  #      r         - Apache request object.
 #      reqfile - File in request.  #      reqfile   - File in request.
 #      here    - Where we are in directory tree.  #      here      - Where we are in directory tree.
 #      dirname - Name of directory special file.  #      dirname   - Name of directory special file.
 #      modtime - Encoded modification time.  #      modtime   - Encoded modification time.
 #   #      targetdir - Publication target directory.
   #      bombs     - Reference to hash of URLs with runtime error messages.
   #      numdir    - Reference to scalar used to track number of sub-directories
   #                  in directory (used in form name for each "actions" dropdown).
   #
 sub putdirectory {  sub putdirectory {
     my ($r, $reqfile, $here, $dirname, $modtime, $resdir, $bombs, $numdir) = @_;      my ($r, $reqfile, $here, $dirname, $modtime, $targetdir, $bombs, $numdir) = @_;
     # construct the display filename: the directory name unless ..:  
       # construct the display filename: the directory name unless ..:
      
       my $actionitem;
    
     my $disfilename = $dirname;      my $disfilename = $dirname;
     if ($dirname eq '..') {  # Don't display directory itself, and there is no way up from root directory
  $disfilename = '<i>'.&mt('Parent Directory').'</i>';      unless ((($dirname eq '..') && ($reqfile=~/^\/[^\/]+\/[^\/]+$/)) || ($dirname eq '.')) {
     }          my $kaputt=0;
     unless ( (($dirname eq '..') && ($reqfile eq '')) || ($dirname eq '.')) {          if (ref($bombs) eq 'HASH') {
  my $kaputt=0;              foreach my $key (keys(%{$bombs})) {
  foreach (keys %{$bombs}) {                  my $currentdir = &Apache::lonnet::declutter("$targetdir/$disfilename");
     if ($_=~m:^\Q$resdir\E/\Q$disfilename\E/:) { $kaputt=1; last; }                  if (($key) =~ m{^\Q$currentdir\E/}) { $kaputt=1; last; }
  }              }
           }
   #
   # Get the metadata from that directory's default.meta to display titles
   #
  %Apache::lonpublisher::metadatafields=();   %Apache::lonpublisher::metadatafields=();
  %Apache::lonpublisher::metadatakeys=();   %Apache::lonpublisher::metadatakeys=();
  my $construct=$here;   &Apache::lonpublisher::metaeval(
  $construct=~s:^/priv/(\w+)$:/home/$1/public_html:;                   &Apache::lonnet::getfile($r->dir_config('lonDocRoot').$here.'/'.$dirname.'/default.meta')
         my $dirpath = $here;                                         );
         $dirpath=~s:^/priv/:/~:;  
  &Apache::lonpublisher::metaeval(&Apache::lonnet::getfile(  
         $construct.'/'.$dirname.'/default.meta'  
  ));  
         my $actionitem = '';  
         if ($dirname eq '..') {          if ($dirname eq '..') {
             $actionitem = 'Go to ...';              $actionitem = &mt('Go to ...');
               $disfilename = '<i>'.&mt('Parent Directory').'</i>';
         } else {          } else {
             $actionitem =               $actionitem = 
                     '<form name="dirselect_'.$$numdir.                      '<form name="dirselect_'.$$numdir.
                     '" action="/adm/publish" target="_parent">'.                      '" action="/adm/publish" target="_parent">'.
                     '<select name="diraction" onChange="SetPubDir(this.form,document)">'.                      '<select name="diraction" onchange="SetPubDir(this.form,document)">'.
                       '<option selected="selected">'.&mt('Select action').'</option>'.                        '<option selected="selected">'.&mt('Select action').'</option>'.
                       '<option value="open">'.&mt('Open').'</option>'.                        '<option value="open">'.&mt('Open').'</option>'.
                       '<option value="publish">'.&mt('Publish').'</option>'.                        '<option value="publish">'.&mt('Publish').'</option>'.
                       '<option value="publishsub">'.&mt('Publish with subdirectories').'</option>'.                        '<option value="editmeta">'.&mt('Edit Metadata').'</option>'.
                       '<option value="editcat">'.&mt('Edit catalog information').'</option>'.                        '<option value="printdir">'.&mt('Print directory').'</option>'.
                       '<option value="printdir">'.&mt('Print directory').                        '<option value="delete">'.&mt('Delete directory').'</option>'.
                     '</select>'.                      '</select>'.
                      '<input type="hidden" name="filename" value="'.$dirpath.'/'.$dirname.'/" />'.                       '<input type="hidden" name="filename" value="'.&HTML::Entities::encode($here.'/'.$dirname,'<>&"').'/" />'.
                      '<input type="hidden" name="pubrec" value="" />'.                       '<input type="hidden" name="openname" value="'.$here.'/'.$dirname.'/" />'.
                      '<input type="hidden" name="forcerepub" value="" />'.  
                      '<input type="hidden" name="postdata" value="" />'.                       '<input type="hidden" name="postdata" value="" />'.
                    '</form>';                     '</form>';
             $$numdir ++;              $$numdir ++;
         }          }
  $r->print('<tr bgcolor="#CCCCFF">'.   $r->print('<tr class="LC_browser_folder">'.
   '<td><img src="'.    '<td><img src="'.
   $Apache::lonnet::perlvar{'lonIconsURL'}.'/folder_closed.gif" /></td>'.    $Apache::lonnet::perlvar{'lonIconsURL'}.'/navmap.folder.closed.gif" alt="folder" /></td>'.
   '<td>'.$actionitem.'</td>'.    '<td>'.$actionitem.'</td>'.
   '<td><font face="arial"><a href="'.$here.'/'.$dirname.'/" target="_parent">'.    '<td><span class="LC_filename"><a href="'.&HTML::Entities::encode($here.'/'.$dirname,'<>&"').'/" target="_parent">'.
   $disfilename.'</a></font></td>'.    $disfilename.'</a></span></td>'.
         '<td colspan="2">'.($kaputt?&Apache::lonhtmlcommon::authorbombs($resdir.'/'.$disfilename.'/'):'').$Apache::lonpublisher::metadatafields{'title'}.' <i>'.          '<td colspan="3">'.($kaputt?&Apache::lonhtmlcommon::authorbombs($targetdir.'/'.$disfilename.'/'):'').$Apache::lonpublisher::metadatafields{'title'});
   $Apache::lonpublisher::metadatafields{'subject'}.'</i> '.   if ($Apache::lonpublisher::metadatafields{'subject'} ne '') {
   $Apache::lonpublisher::metadatafields{'keywords'}.'</td>'.      $r->print(' <i>'.
         $Apache::lonpublisher::metadatafields{'subject'}.
         '</i> ');
    }
    $r->print($Apache::lonpublisher::metadatafields{'keywords'}.'</td>'.
   '<td>'.&Apache::lonlocal::locallocaltime($modtime).'</td>'.    '<td>'.&Apache::lonlocal::locallocaltime($modtime).'</td>'.
   "</tr>\n");    "</tr>\n");
     }      }
Line 526  sub putresource { Line 519  sub putresource {
     my ($r, $udom, $uname, $filename, $thisdisfn,       my ($r, $udom, $uname, $filename, $thisdisfn, 
  $resdir, $targetdir, $linkdir,   $resdir, $targetdir, $linkdir,
  $cmtime,$bombs,$numres) = @_;   $cmtime,$bombs,$numres) = @_;
       &Apache::lonnet::devalidate_cache_new('meta',$targetdir.'/'.$filename);
     my $pubstatus = 'unpublished';      my $pubstatus = 'unpublished';
     my $status=&mt('Unpublished');      my $status=&mt('Unpublished');
     my $bgcolor='#FFAA99';      my $css_class='LC_browser_file';
     my $title='&nbsp;';      my $title='';
     my $publish_button=&mt('Publish');      my $publish_button=&mt('Publish');
 #    my $action_buttons=      my $cstr_dir = $r->dir_config('lonDocRoot').'/priv'.$thisdisfn;
 #        '<br /><a target="_parent" href="/adm/cfile?action=delete&filename=/~'.      my $linkfilename=&HTML::Entities::encode('/priv'.$thisdisfn.'/'.$filename,'<>&"');
 # $uname.'/'.$thisdisfn.'/'.$filename.'">'.  
 # &mt('Delete').'</a>';  
     if (-e $resdir.'/'.$filename) {      if (-e $resdir.'/'.$filename) {
           my $same=0;
  my ($rdev,$rino,$rmode,$rnlink,   my ($rdev,$rino,$rmode,$rnlink,
     $ruid,$rgid,$rrdev,$rsize,      $ruid,$rgid,$rrdev,$rsize,
     $ratime,$rmtime,$rctime,      $ratime,$rmtime,$rctime,
     $rblksize,$rblocks)=stat($resdir.'/'.$filename);      $rblksize,$rblocks)=stat($resdir.'/'.$filename);
           if ($rmtime>=$cmtime) {
              $same=1;
           } else {
              if (&Apache::londiff::are_different_files($resdir.'/'.$filename,
        $cstr_dir.'/'.$filename)) {
                 $same=0;
              } else {
                 $same=1;
              }
           }
    my $meta_cmtime = (stat($cstr_dir.'/'.$filename.'.meta'))[9];
    my $meta_rmtime = (stat($resdir.'/'.$filename.'.meta'))[9];
    my $meta_same = 1;
    if ($meta_rmtime < $meta_cmtime
       && &Apache::londiff::are_different_files($resdir.'/'.$filename.'.meta',
        $cstr_dir.'/'.$filename.'.meta')) {
       $meta_same = 0;
    }
  $publish_button=&mt('Re-publish');   $publish_button=&mt('Re-publish');
  if ($rmtime>=$cmtime) {  
             $pubstatus = 'published';          my $rights_status =
     $status=&mt('Published').'<br />'.              &mt(&getCopyRightString($targetdir.'/'.$filename)).', ';
  &mt(&getCopyRightString($targetdir.'/'.$filename)).' '.  
  &mt(&getSourceRightString($targetdir.'/'.$filename));          my %lt_SourceRight = &Apache::lonlocal::texthash(
     $bgcolor='#CCFF88';                 'open'   => 'Source: open',
                  'closed' => 'Source: closed',
           );
           $rights_status .=
               $lt_SourceRight{&getSourceRightString($targetdir.'/'.$filename)};
   
    $title = '<a href="'.$targetdir.'/'.$filename.
       '.meta" target="cat">'.
       &getTitleString($targetdir.'/'.$filename).'</a>';
    if ($same) {
     if (&Apache::lonnet::metadata($targetdir.'/'.$filename,'obsolete')) {      if (&Apache::lonnet::metadata($targetdir.'/'.$filename,'obsolete')) {
                 $pubstatus = 'obsolete';                  $pubstatus = 'obsolete';
  $status=&mt('Obsolete');   $status=&mt('Obsolete');
                 $bgcolor='#AAAAAA';              } else {
             }   if (!$meta_same) {
 #    } else {      $pubstatus = 'metamodified';
 # $action_buttons='';   } else {
 #    }      $pubstatus = 'published';
     $title='<a href="/res/'.$targetdir.'/'.$filename.   }
  '.meta" target=cat>'.   $status=&mt('Published').
  &getTitleString($targetdir.'/'.$filename).'</a>';      '<br />'. $rights_status;
       }
  } else {   } else {
             $pubstatus = 'modified';              $pubstatus = 'modified';
     $status=&mt('Modified').'<br />'.      $status=&mt('Modified').
  &mt(&getCopyRightString($targetdir.'/'.$filename)).' '.   '<br />'. $rights_status;
  &mt(&getSourceRightString($targetdir.'/'.$filename));  
             $bgcolor='#FFFF77';  
 #    $action_buttons='';  
     $title='<a href="/res/'.$targetdir.'/'.$filename.'.meta" target=cat>'.  
  &getTitleString($targetdir.'/'.$filename).'</a>';  
     if (&Apache::loncommon::fileembstyle(($filename=~/\.(\w+)$/)) eq 'ssi') {      if (&Apache::loncommon::fileembstyle(($filename=~/\.(\w+)$/)) eq 'ssi') {
  $status.='<br /><a href="/adm/diff?filename=/~'.$uname.   $status.='<br />'.
     $thisdisfn.'/'.$filename.                           &Apache::loncommon::modal_link(
     '&versiontwo=priv" target=cat>'.&mt('Diffs').'</a>';                               '/adm/diff?filename='.$linkfilename.'&amp;versiontwo=priv',
                                &mt('Diffs'),600,500);
     }      }
    } 
    if (!$meta_same) {
       $title = &mt('Metadata Modified').'<br />'.$title.
    '<br />'.
                   &Apache::loncommon::modal_link(
                       '/adm/diff?filename='.$linkfilename.'.meta'.'&amp;versiontwo=priv',
                       &mt('Metadata Diffs'),600,500);
       $title.="\n".'<br />'.
                   &Apache::loncommon::modal_link(
                       '/adm/retrieve?filename='.$linkfilename.'.meta&amp;inhibitmenu=yes&amp;add_modal=yes',
                       &mt('Retrieve Metadata'),600,500);
  }   }
  $title.='<br /><a href="/~'.$uname.$thisdisfn.'/'.$filename.'.meta">'.    $status.="\n".'<br />'.
     ($$bombs{$targetdir.'/'.$filename}?'<img src="/adm/lonMisc/bomb.gif" border="0" />':'Edit Metadata').'</a>';               &Apache::loncommon::modal_link(
  $status.='<br><a href="/adm/retrieve?filename=/~'.$uname.                   '/adm/retrieve?filename='.$linkfilename.'&amp;inhibitmenu=yes&amp;add_modal=yes',&mt('Retrieve'),600,500);
     $thisdisfn.'/'.$filename.'" target="_parent">'.&mt('Retrieve').'</a>';      }
     }      # Allow editing metadata of published and unpublished resources
       $title .= "\n".'<br />' if ($title);
       $title .= '<a href="'.$linkfilename.'.meta">'.
                 ($$bombs{&Apache::lonnet::declutter($targetdir.'/'.$filename)}?
                     '<img src="/adm/lonMisc/bomb.gif" border="0" alt="'.&mt('bomb').'" />':
                     &mt('Edit Metadata')).
                 '</a>';
   
     my $editlink='';      my $editlink='';
     my $editlink2='';      my $editlink2='';
     if ($filename=~/\.(xml|html|htm|xhtml|xhtm|sty)$/) {      if ($filename=~/\.(xml|html|htm|xhtml|xhtm|sty)$/) {
  $editlink=' <br />(<a href="'.$linkdir.'/'.$filename.'?forceedit=1" target="_parent">'.&mt('Edit').'</a>)';   $editlink=' <br />(<a href="'.$linkdir.'/'.$filename.'?editmode=Edit&problemmode=edit">'.&mt('Edit').'</a>)';
     }      }
     if ($filename=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {      if ($filename=~/$LONCAPA::assess_re/) {
  $editlink=' (<a href="'.$linkdir.'/'.$filename.'?forceedit=1" target="_parent">'.&mt('EditXML').'</a>)';   $editlink=' (<a href="'.$linkdir.'/'.$filename.'?editmode=Edit&problemmode=editxml">'.&mt('EditXML').'</a>)';
  $editlink2=' <br />(<a href="'.$linkdir.'/'.$filename.'?forceColoredit=1" target="_parent">'.&mt('Edit').'</a>)';   $editlink2=' <br />(<a href="'.$linkdir.'/'.$filename.'?editmode=Edit&problemmode=edit">'.&mt('Edit').'</a>)';
       }
       if ($filename=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm|sty)$/) {
    $editlink.=' (<a href="/adm/cleanup?filename='.$linkfilename.'" target="_parent">'.&mt('Clean Up').')</a>';
     }      }
     if ($filename=~/\.(zip|tar|bz2|gz|tar.gz|tar.bz2|tgz)$/) {      if ($filename=~/\.(zip|tar|bz2|gz|tar.gz|tar.bz2|tgz)$/) {
  $editlink=' (<a target="_parent" href="/adm/cfile?decompress=/~'.   $editlink=' (<a target="_parent" href="/adm/cfile?decompress='.$linkfilename.'">'.&mt('Decompress').'</a>)';
       $uname.$thisdisfn.'/'.$filename.'">'.&mt('Decompress').'</a>)';  
     }      }
     my $pub_select = '';      my $pub_select = '';
     &create_pubselect($r,\$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres);      &create_pubselect($r,\$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres);
     $r->print('<tr bgcolor="'.$bgcolor.'">'.      $r->print(&Apache::loncommon::start_data_table_row().
       '<td>'.($filename=~/[\#\~]$/?'&nbsp;':        '<td>'.($filename=~/[\#\~]$/?'&nbsp;':
       '<img src="'.&Apache::loncommon::icon($filename).'" /></td>').        '<img src="'.&Apache::loncommon::icon($filename).'" alt="" />').'</td>'.
               '<td>'.$pub_select.'</td>'.                '<td>'.$pub_select.'</td>'.
       '<td><font face="arial">'.        '<td><span class="LC_filename">'.
       '<a href="'.$linkdir.'/'.$filename.'" target="_parent">'.        '<a href="'.$linkdir.'/'.$filename.'" target="_parent">'.
                $filename.'</a></font>'.$editlink2.$editlink.                 $filename.'</a></span>'.$editlink2.$editlink.
       '</td>'.        '</td>'.
       '<td>'.$title.'</td>'.        '<td>'.$title.'</td>'.
       '<td>'.$status.'</td>'.                '<td class="LC_browser_file_'.$pubstatus.'">&nbsp;&nbsp;</td>'. # Display publication status
                 '<td>'.$status.'</td>'.
       '<td>'.&Apache::lonlocal::locallocaltime($cmtime).'</td>'.        '<td>'.&Apache::lonlocal::locallocaltime($cmtime).'</td>'.
       "</tr>\n");        &Apache::loncommon::end_data_table_row()
       );
     return OK;      return OK;
 }  }
   
Line 612  sub create_pubselect { Line 652  sub create_pubselect {
     my ($r,$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres) = @_;      my ($r,$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres) = @_;
     $$pub_select = '      $$pub_select = '
 <form name="resselect_'.$$numres.'" action="">  <form name="resselect_'.$$numres.'" action="">
 <select name="reschoice"  onChange="SetResChoice(this.form)">  <select name="reschoice"  onchange="SetResChoice(this.form)">
 <option>'.&mt('Select action').  <option>'.&mt('Select action').'</option>'.
 '<option value="copy"/>'.&mt('Copy');  '<option value="copy">'.&mt('Copy').'</option>';
     if ($pubstatus eq 'obsolete' || $pubstatus eq 'unpublished') {      if ($pubstatus eq 'obsolete' || $pubstatus eq 'unpublished') {
         $$pub_select .=           $$pub_select .= 
 '<option value="rename"/>'.&mt('Rename').  '<option value="rename">'.&mt('Rename').'</option>'.
 '<option value="move"/>'.&mt('Move').  '<option value="move">'.&mt('Move').'</option>'.
 '<option value="delete"/>'.&mt('Delete');  '<option value="delete">'.&mt('Delete').'</option>';
     } else {      } else {
         $$pub_select .= '          $$pub_select .= '
 <option value="obsolete"/>'.&mt('Mark obsolete');  <option value="obsolete">'.&mt('Mark obsolete').'</option>';
     }      }
 # check for versions  # check for versions
     my $versions = &check_for_versions($r,'/'.$filename,$udom,$uname);      my $versions = &check_for_versions($r,'/'.$filename,$udom,$uname);
     if ($versions > 0) {      if ($versions > 0) {
         $$pub_select .='          $$pub_select .='
 <option value="retrieve"/>'.&mt('Retrieve old version');  <option value="retrieve">'.&mt('Retrieve old version').'</option>';
     }      }
     $$pub_select .= '      $$pub_select .= '
 <option value="publish"/>'.$publish_button.  <option value="publish">'.$publish_button.'</option>'.
 '<option value="print"/>'.&mt('Print').  '<option value="cleanup">'.&mt('Clean up').'</option>'.
   '<option value="print">'.&mt('Print').'</option>'.
 '</select>  '</select>
 <input type="hidden" name="filename" value="/~'.  <input type="hidden" name="filename" value="/priv'.
  $uname.$thisdisfn.'/'.$filename.'"></form>';   &HTML::Entities::encode($thisdisfn.'/'.$filename,'<>&"').'" />
    <input type="hidden" name="dispfilename" value="'.
    &HTML::Entities::encode($filename).'" /></form>';
     $$numres ++;      $$numres ++;
 }  }
   
Line 658  sub check_for_versions { Line 701  sub check_for_versions {
     return $versions;      return $versions;
 }  }
   
 #  
 #   Categorize files in the directory.  
 #   For each file in a list of files in a file directory,   
 #   the  file categorized as one of:  
 #    - directory    
 #    - sequence  
 #    - problem   
 #    - Other resource.  
 #  
 #   For each file the modification date is determined as well.  
 #   Returned is a list of sublists:  
 #    (directories, sequences, problems, other)  
 #   each of the sublists contains entries of the following form (sorted by  
 #   filename):  
 #     (filename, typecode, lastmodtime)  
 #  
 #   $list = CategorizeFiles($location, $files)  
 #       $location   - Directory in which the files live (relative to our  
 #                     execution.  
 #       $files      - list of files.  
 #  
 sub CategorizeFiles {  
     my $location = shift;  
     my $files    = shift;  
 }  
   
 1;  1;
 __END__  __END__
   
   
 =head1 NAME  =head1 NAME
   
 Apache::lonpubdir - Construction space directory lister  Apache::lonpubdir - Construction space directory lister
Line 695  Apache::lonpubdir - Construction space d Line 713  Apache::lonpubdir - Construction space d
   
 Invoked (for various locations) by /etc/httpd/conf/srm.conf:  Invoked (for various locations) by /etc/httpd/conf/srm.conf:
   
  <LocationMatch "^/\~.*/$">   <LocationMatch "^/+priv.*/$">
  PerlAccessHandler       Apache::loncacc   PerlAccessHandler       Apache::loncacc
  SetHandler perl-script   SetHandler perl-script
  PerlHandler Apache::lonpubdir   PerlHandler Apache::lonpubdir
Line 742  run through list of files and attempt to Line 760  run through list of files and attempt to
   
 =back  =back
   
   =head1 SUBROUTINES:
   
   =over
   
   =item startpage($r, $uame, $udom, $thisdisfn)
   
   Output the header of the page.  This includes:
    - The HTML header 
    - The H1/H3  stuff which includes the directory.
    
       startpage($r, $uame, $udom, $thisdisfn);
           $r     - The apache request object.
           $uname - User name.
           $udom  - Domain name the user is logged in under.
           $thisdisfn - Displayable version of the filename.
   
   =item getTitleString($fullname)
   
       Get the title string or "[untitled]" if the file has no title metadata:
       Without the latter substitution, it's impossible to examine metadata for
       untitled resources.  Resources may be legitimately untitled, to prevent
       searches from locating them.
       
       $str = getTitleString($fullname);
           $fullname - Fully qualified filename to check.
   
   =item putdirectory($r, $base, $here, $dirname, $modtime, $targetdir, $bombs,
                      $numdir)
   
       Put out a directory table row:
       
           $r        - Apache request object.
           $reqfile  - File in request.
           $here     - Where we are in directory tree.
           $dirname  - Name of directory special file.
           $modtime  - Encoded modification time.
           targetdir - Publication target directory.
           bombs     - Reference to hash of URLs with runtime error messages.
           numdir    - Reference to scalar used to track number of sub-directories
                       in directory (used in form name for each "actions" dropdown).
   
   =back
   
 =cut  =cut
   
Removed from v.1.68  
changed lines
  Added in v.1.143

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