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Diff for /loncom/interface/loncommon.pm between versions 1.45 and 1.62

version 1.45, 2002/07/09 17:15:58 version 1.62, 2002/08/28 14:11:27
Line 79  package Apache::loncommon; Line 79  package Apache::loncommon;
   
 use strict;  use strict;
 use Apache::lonnet();  use Apache::lonnet();
 use POSIX qw(strftime);  use GDBM_File;
   use POSIX qw(strftime mktime);
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use Apache::lonmsg();  use Apache::lonmsg();
 my $readit;  my $readit;
   
   =pod 
   
   =item Global Variables
   
   =over 4
   
   =cut
 # ----------------------------------------------- Filetypes/Languages/Copyright  # ----------------------------------------------- Filetypes/Languages/Copyright
 my %language;  my %language;
 my %cprtag;  my %cprtag;
 my %fe; my %fd;  my %fe; my %fd;
 my %category_extensions;  my %category_extensions;
   
 # -------------------------------------------------------------- Thesaurus data  # ---------------------------------------------- Thesaurus variables
 my @therelated;  
 my @theword;  =pod
 my @thecount;  
 my %theindex;  =item %Keywords  
 my $thetotalcount;  
 my $thefuzzy=2;  A hash used by &keyword to determine if a word is considered a keyword.
 my $thethreshold=0.1/$thefuzzy;  
 my $theavecount;  =item $thesaurus_db_file
   
   Scalar containing the full path to the thesaurus database.                 
   
   =cut
   
   my %Keywords;
   my $thesaurus_db_file;
   
   
   =pod
   
   =back
   
   =cut
   
 # ----------------------------------------------------------------------- BEGIN  # ----------------------------------------------------------------------- BEGIN
   
Line 114  thesaurus.tab, and filecategories.tab. Line 136  thesaurus.tab, and filecategories.tab.
 # ----------------------------------------------------------------------- BEGIN  # ----------------------------------------------------------------------- BEGIN
   
 BEGIN {  BEGIN {
       # Variable initialization
       $thesaurus_db_file = $Apache::lonnet::perlvar{'lonTabDir'}."/thesaurus.db";
       #
     unless ($readit) {      unless ($readit) {
 # ------------------------------------------------------------------- languages  # ------------------------------------------------------------------- languages
     {      {
Line 171  BEGIN { Line 195  BEGIN {
     }      }
  }   }
     }      }
 # -------------------------------------------------------------- Thesaurus data  
     {  
  my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.  
        '/thesaurus.dat');  
  if ($fh) {  
             while (<$fh>) {  
                my ($tword,$tindex,$tcount,$trelated)=split(/\@/,$_);  
                $theindex{$tword}=$tindex;  
                $theword[$tindex]=$tword;  
                $thecount[$tindex]=$tcount;  
                $thetotalcount+=$tcount;  
                $therelated[$tindex]=$trelated;  
    }  
         }  
         $theavecount=$thetotalcount/$#thecount;  
     }  
     &Apache::lonnet::logthis(      &Apache::lonnet::logthis(
               "<font color=yellow>INFO: Read file types and thesaurus</font>");                "<font color=yellow>INFO: Read file types</font>");
     $readit=1;      $readit=1;
 }      }  # end of unless($readit) 
           
 }  }
 # ============================================================= END BEGIN BLOCK  # ============================================================= END BEGIN BLOCK
Line 234  of the element the selection from the se Line 242  of the element the selection from the se
 ###############################################################  ###############################################################
 sub browser_and_searcher_javascript {  sub browser_and_searcher_javascript {
     return <<END;      return <<END;
     var editbrowser;      var editbrowser = null;
     function openbrowser(formname,elementname,only,omit) {      function openbrowser(formname,elementname,only,omit) {
         var url = '/res/?';          var url = '/res/?';
         if (editbrowser == null) {          if (editbrowser == null) {
Line 431  END Line 439  END
   
 =pod  =pod
   
 =item help_open_topic($topic, $stayOnPage, $width, $height)  =item help_open_topic($topic, $text, $stayOnPage, $width, $height)
   
 Returns a string corresponding to an HTML link to the given help $topic, where $topic corresponds to the name of a .tex file in /home/httpd/html/adm/help/tex, with underscores replaced by spaces.  Returns a string corresponding to an HTML link to the given help $topic, where $topic corresponds to the name of a .tex file in /home/httpd/html/adm/help/tex, with underscores replaced by spaces.
   
   $text will optionally be linked to the same topic, allowing you to link text in addition to the graphic. If you do not want to link text, but wish to specify one of the later parameters, pass an empty string.
   
 $stayOnPage is a value that will be interpreted as a boolean. If true, the link will not open a new window. If false, the link will open a new window using Javascript. (Default is false.)  $stayOnPage is a value that will be interpreted as a boolean. If true, the link will not open a new window. If false, the link will open a new window using Javascript. (Default is false.)
   
 $width and $height are optional numerical parameters that will override the width and height of the popped up window, which may be useful for certain help topics with big pictures included.  $width and $height are optional numerical parameters that will override the width and height of the popped up window, which may be useful for certain help topics with big pictures included.
Line 442  $width and $height are optional numerica Line 452  $width and $height are optional numerica
 =cut  =cut
   
 sub help_open_topic {  sub help_open_topic {
     my ($topic, $stayOnPage, $width, $height) = @_;      my ($topic, $text, $stayOnPage, $width, $height) = @_;
       $text = "" if (not defined $text);
     $stayOnPage = 0 if (not defined $stayOnPage);      $stayOnPage = 0 if (not defined $stayOnPage);
     $width = 350 if (not defined $width);      $width = 350 if (not defined $width);
     $height = 400 if (not defined $height);      $height = 400 if (not defined $height);
     my $filename = $topic;      my $filename = $topic;
     $filename =~ s/ /_/g;      $filename =~ s/ /_/g;
   
     my $template;      my $template = "";
       my $link;
   
     if (!$stayOnPage)      if (!$stayOnPage)
     {      {
         $template = <<"ENDTEMPLATE";   $link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height'))";
 <a href="javascript:void(open('/adm/help/${filename}.hlp', 'Help for $topic', 'menubar=0,s  
 crollbars=1,width=$width,height=$height'))"><image  
   src="/adm/help/gif/smallHelp.gif"  
   border="0" alt="(Help: $topic)"></a>  
 ENDTEMPLATE  
     }      }
     else      else
     {      {
         $template = <<"ENDTEMPLATE";   $link = "/adm/help/${filename}.hlp";
 <a href="/adm/help/${filename}.hlp"><image  
   src="/adm/help/gif/smallHelp.gif"  
   border="0" alt="(Help: $topic)"></a>  
 ENDTEMPLATE  
     }      }
   
       # Add the text
       if ($text ne "")
       {
    $template .= "<a href=\"$link\">$text</a> ";
       }
   
       # Add the graphic
       $template .= <<"ENDTEMPLATE";
   <a href="$link"><image src="/adm/help/gif/smallHelp.gif" border="0" alt="(Help: $topic)" /></a>
   ENDTEMPLATE
   
     return $template;      return $template;
   
 }  }
Line 490  sub csv_translate { Line 504  sub csv_translate {
 }  }
   
 ###############################################################  ###############################################################
   
 ###############################################################  
 ##        Home server <option> list generating code          ##  ##        Home server <option> list generating code          ##
 ###############################################################  ###############################################################
 #-------------------------------------------  #-------------------------------------------
Line 546  sub select_dom_form { Line 558  sub select_dom_form {
   
 =pod  =pod
   
 =item get_home_servers($domain)  =item get_library_servers($domain)
   
 Returns a hash which contains keys like '103l3' and values like   Returns a hash which contains keys like '103l3' and values like 
 'kirk.lite.msu.edu'.  All of the keys will be for machines in the  'kirk.lite.msu.edu'.  All of the keys will be for machines in the
Line 555  given $domain. Line 567  given $domain.
 =cut  =cut
   
 #-------------------------------------------  #-------------------------------------------
 sub get_home_servers {  sub get_library_servers {
     my $domain = shift;      my $domain = shift;
     my %home_servers;      my %library_servers;
     foreach (keys(%Apache::lonnet::libserv)) {      foreach (keys(%Apache::lonnet::libserv)) {
         if ($Apache::lonnet::hostdom{$_} eq $domain) {          if ($Apache::lonnet::hostdom{$_} eq $domain) {
             $home_servers{$_} = $Apache::lonnet::hostname{$_};              $library_servers{$_} = $Apache::lonnet::hostname{$_};
         }          }
     }      }
     return %home_servers;      return %library_servers;
 }  }
   
 #-------------------------------------------  #-------------------------------------------
Line 580  returns a string which contains an <opti Line 592  returns a string which contains an <opti
 #-------------------------------------------  #-------------------------------------------
 sub home_server_option_list {  sub home_server_option_list {
     my $domain = shift;      my $domain = shift;
     my %servers = &get_home_servers($domain);      my %servers = &get_library_servers($domain);
     my $result = '';      my $result = '';
     foreach (sort keys(%servers)) {      foreach (sort keys(%servers)) {
         $result.=          $result.=
Line 723  sub authform_nochange{ Line 735  sub authform_nochange{
     my $result='';      my $result='';
     $result.=<<"END";      $result.=<<"END";
 <input type="radio" name="login" value="nochange" checked="checked"  <input type="radio" name="login" value="nochange" checked="checked"
        onclick="javascript:changed_radio('nochange',$in{'formname'});">         onclick="javascript:changed_radio('nochange',$in{'formname'});" />
 Do not change login data  Do not change login data
 END  END
     return $result;      return $result;
Line 739  sub authform_kerberos{ Line 751  sub authform_kerberos{
     $result.=<<"END";      $result.=<<"END";
 <input type="radio" name="login" value="krb"   <input type="radio" name="login" value="krb" 
        onclick="javascript:changed_radio('krb',$in{'formname'});"         onclick="javascript:changed_radio('krb',$in{'formname'});"
        onchange="javascript:changed_radio('krb',$in{'formname'});">         onchange="javascript:changed_radio('krb',$in{'formname'});" />
 Kerberos authenticated with domain  Kerberos authenticated with domain
 <input type="text" size="10" name="krbarg" value=""  <input type="text" size="10" name="krbarg" value=""
        onchange="javascript:changed_text('krb',$in{'formname'});">         onchange="javascript:changed_text('krb',$in{'formname'});" />
   <input type="radio" name="krbver" value="4" checked="on" />Version 4
   <input type="radio" name="krbver" value="5" />Version 5
 END  END
     return $result;      return $result;
 }  }
Line 757  sub authform_internal{ Line 771  sub authform_internal{
     $result.=<<"END";      $result.=<<"END";
 <input type="radio" name="login" value="int"  <input type="radio" name="login" value="int"
        onchange="javascript:changed_radio('int',$args{'formname'});"         onchange="javascript:changed_radio('int',$args{'formname'});"
        onclick="javascript:changed_radio('int',$args{'formname'});">         onclick="javascript:changed_radio('int',$args{'formname'});" />
 Internally authenticated (with initial password   Internally authenticated (with initial password 
 <input type="text" size="10" name="intarg" value=""  <input type="text" size="10" name="intarg" value=""
        onchange="javascript:changed_text('int',$args{'formname'});">         onchange="javascript:changed_text('int',$args{'formname'});" />
 END  END
     return $result;      return $result;
 }  }
Line 775  sub authform_local{ Line 789  sub authform_local{
     $result.=<<"END";      $result.=<<"END";
 <input type="radio" name="login" value="loc"  <input type="radio" name="login" value="loc"
        onchange="javascript:changed_radio('loc',$in{'formname'});"         onchange="javascript:changed_radio('loc',$in{'formname'});"
        onclick="javascript:changed_radio('loc',$in{'formname'});">          onclick="javascript:changed_radio('loc',$in{'formname'});" />
 Local Authentication with argument  Local Authentication with argument
 <input type="text" size="10" name="locarg" value=""  <input type="text" size="10" name="locarg" value=""
        onchange="javascript:changed_text('loc',$in{'formname'});">         onchange="javascript:changed_text('loc',$in{'formname'});" />
 END  END
     return $result;      return $result;
 }  }
Line 793  sub authform_filesystem{ Line 807  sub authform_filesystem{
     $result.=<<"END";      $result.=<<"END";
 <input type="radio" name="login" value="fsys"   <input type="radio" name="login" value="fsys" 
        onchange="javascript:changed_radio('fsys',$in{'formname'});"         onchange="javascript:changed_radio('fsys',$in{'formname'});"
        onclick="javascript:changed_radio('fsys',$in{'formname'});">          onclick="javascript:changed_radio('fsys',$in{'formname'});" />
 Filesystem authenticated (with initial password   Filesystem authenticated (with initial password 
 <input type="text" size="10" name="fsysarg" value=""  <input type="text" size="10" name="fsysarg" value=""
        onchange="javascript:changed_text('fsys',$in{'formname'});">         onchange="javascript:changed_text('fsys',$in{'formname'});">
Line 805  END Line 819  END
 ##   End Authentication changing form generation functions   ##  ##   End Authentication changing form generation functions   ##
 ###############################################################  ###############################################################
   
   ###############################################################
   ##                Thesaurus Functions                        ##
   ###############################################################
   
   =pod
   
 # ---------------------------------------------------------- Is this a keyword?  =item initialize_keywords
   
 sub keyword {  Initializes the package variable %Keywords if it is empty.  Uses the
     my $newword=shift;  package variable $thesaurus_db_file.
     $newword=~s/\W//g;  
     $newword=~tr/A-Z/a-z/;  =cut
     my $tindex=$theindex{$newword};  
     if ($tindex) {  ###################################################
         if ($thecount[$tindex]>$theavecount) {  
            return 1;  sub initialize_keywords {
         }      return 1 if (scalar keys(%Keywords));
       # If we are here, %Keywords is empty, so fill it up
       #   Make sure the file we need exists...
       if (! -e $thesaurus_db_file) {
           &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file".
                                    " failed because it does not exist");
           return 0;
       }
       #   Set up the hash as a database
       my %thesaurus_db;
       if (! tie(%thesaurus_db,'GDBM_File',
                 $thesaurus_db_file,&GDBM_READER(),0640)){
           &Apache::lonnet::logthis("Could not tie \%thesaurus_db to ".
                                    $thesaurus_db_file);
           return 0;
       } 
       #  Get the average number of appearances of a word.
       my $avecount = $thesaurus_db{'average.count'};
       #  Put keywords (those that appear > average) into %Keywords
       while (my ($word,$data)=each (%thesaurus_db)) {
           my ($count,undef) = split /:/,$data;
           $Keywords{$word}++ if ($count > $avecount);
       }
       untie %thesaurus_db;
       # Remove special values from %Keywords.
       foreach ('total.count','average.count') {
           delete($Keywords{$_}) if (exists($Keywords{$_}));
     }      }
     return 0;      return 1;
 }  }
 # -------------------------------------------------------- Return related words  
   
 sub related {  ###################################################
     my $newword=shift;  
     $newword=~s/\W//g;  =pod
     $newword=~tr/A-Z/a-z/;  
     my $tindex=$theindex{$newword};  =item keyword($word)
     if ($tindex) {  
         my %found=();  Returns true if $word is a keyword.  A keyword is a word that appears more 
         foreach (split(/\,/,$therelated[$tindex])) {  than the average number of times in the thesaurus database.  Calls 
 # - Related word found  &initialize_keywords
             my ($ridx,$rcount)=split(/\:/,$_);  
 # - Direct relation index  =cut
             my $directrel=$rcount/$thecount[$tindex];  
             if ($directrel>$thethreshold) {  ###################################################
                foreach (split(/\,/,$therelated[$ridx])) {  
                   my ($rridx,$rrcount)=split(/\:/,$_);  sub keyword {
                   if ($rridx==$tindex) {      return if (!&initialize_keywords());
 # - Determine reverse relation index      my $word=lc(shift());
                      my $revrel=$rrcount/$thecount[$ridx];      $word=~s/\W//g;
 # - Calculate full index      return exists($Keywords{$word});
                      $found{$ridx}=$directrel*$revrel;  }
                      if ($found{$ridx}>$thethreshold) {  
                         foreach (split(/\,/,$therelated[$ridx])) {  ###############################################################
                             my ($rrridx,$rrrcount)=split(/\:/,$_);  
                             unless ($found{$rrridx}) {  =pod 
                                my $revrevrel=$rrrcount/$thecount[$ridx];  
                                if (  =item get_related_words
                           $directrel*$revrel*$revrevrel>$thethreshold  
                                ) {  Look up a word in the thesaurus.  Takes a scalar arguement and returns
                                   $found{$rrridx}=  an array of words.  If the keyword is not in the thesaurus, an empty array
                                        $directrel*$revrel*$revrevrel;  will be returned.  The order of the words returned is determined by the
                                }  database which holds them.
                             }  
                         }  Uses global $thesaurus_db_file.
                      }  
                   }  =cut
                }  
             }  ###############################################################
   sub get_related_words {
       my $keyword = shift;
       my %thesaurus_db;
       if (! -e $thesaurus_db_file) {
           &Apache::lonnet::logthis("Attempt to access $thesaurus_db_file ".
                                    "failed because the file does not exist");
           return ();
       }
       if (! tie(%thesaurus_db,'GDBM_File',
                 $thesaurus_db_file,&GDBM_READER(),0640)){
           return ();
       } 
       my @Words=();
       if (exists($thesaurus_db{$keyword})) {
           $_ = $thesaurus_db{$keyword};
           (undef,@Words) = split/:/;  # The first element is the number of times
                                       # the word appears.  We do not need it now.
           for (my $i=0;$i<=$#Words;$i++) {
               ($Words[$i],undef)= split/\,/,$Words[$i];
         }          }
     }      }
     return ();      untie %thesaurus_db;
       return @Words;
   }
   
   ###############################################################
   ##              End Thesaurus Functions                      ##
   ###############################################################
   
   # -------------------------------------------------------------- Plaintext name
   
   sub plainname {
       my ($uname,$udom)=@_;
       my %names=&Apache::lonnet::get('environment',
                       ['firstname','middlename','lastname','generation'],
    $udom,$uname);
       my $name=$names{'firstname'}.' '.$names{'middlename'}.' '.
    $names{'lastname'}.' '.$names{'generation'};
       $name=~s/\s+$//;
       $name=~s/\s+/ /g;
       return $name;
   }
   
   # ------------------------------------------------------------------ Screenname
   
   sub screenname {
       my ($uname,$udom)=@_;
       my %names=
    &Apache::lonnet::get('environment',['screenname'],$udom,$uname);
       return $names{'screenname'};
   }
   
   # ------------------------------------------------------------- Message Wrapper
   
   sub messagewrapper {
       my ($link,$un,$do)=@_;
       return 
   "<a href='/adm/email?compose=individual&recname=$un&recdom=$do'>$link</a>";
   }
   # ------------------------------------------------------------- Aboutme Wrapper
   
   sub aboutmewrapper {
       my ($link,$un,$do)=@_;
       return "<a href='/adm/$do/$un/aboutme'>$link</a>";
   }
   
   # ------------------------------------------------------------ Syllabus Wrapper
   
   
   sub syllabuswrapper {
       my ($link,$un,$do)=@_;
       return "<a href='/public/$do/$un/syllabus'>$link</a>";
 }  }
   
 # ---------------------------------------------------------------- Language IDs  # ---------------------------------------------------------------- Language IDs
Line 981  sub get_previous_attempt { Line 1093  sub get_previous_attempt {
  } else {   } else {
   $value=$lasthash{$_};    $value=$lasthash{$_};
  }   }
  if ($_ =~/$regexp$/) {$value = &$gradesub($value)}   if ($_ =~/$regexp$/ && (defined &$gradesub)) {$value = &$gradesub($value)}
  $prevattempts.='<td>'.$value.'&nbsp;</td>';   $prevattempts.='<td>'.$value.'&nbsp;</td>';
       }        }
       $prevattempts.='</tr></table></td></tr></table>';        $prevattempts.='</tr></table></td></tr></table>';
Line 1039  sub get_student_answers { Line 1151  sub get_student_answers {
   
 ###############################################  ###############################################
   
   
   sub timehash {
       my @ltime=localtime(shift);
       return ( 'seconds' => $ltime[0],
                'minutes' => $ltime[1],
                'hours'   => $ltime[2],
                'day'     => $ltime[3],
                'month'   => $ltime[4]+1,
                'year'    => $ltime[5]+1900,
                'weekday' => $ltime[6],
                'dayyear' => $ltime[7]+1,
                'dlsav'   => $ltime[8] );
   }
   
   sub maketime {
       my %th=@_;
       return POSIX::mktime(
           ($th{'seconds'},$th{'minutes'},$th{'hours'},
            $th{'day'},$th{'month'}-1,$th{'year'}-1900,0,0,$th{'dlsav'}));
   }
   
   
   sub findallcourses {
       my %courses=();
       my $now=time;
       foreach (keys %ENV) {
    if ($_=~/^user\.role\.\w+\.\/(\w+)\/(\w+)/) {
       my ($starttime,$endtime)=$ENV{$_};
               my $active=1;
               if ($starttime) {
    if ($now<$starttime) { $active=0; }
               }
               if ($endtime) {
                   if ($now>$endtime) { $active=0; }
               }
               if ($active) { $courses{$1.'_'.$2}=1; }
           }
       }
       return keys %courses;
   }
   
   ###############################################
   ###############################################
   
   =pod
   
   =item &domainlogo()
   
   Inputs: $domain (usually will be undef)
   
   Returns: A link to a domain logo, if the domain logo exists.
   If the domain logo does not exist, a description of the domain.
   
   =cut
   
   ###############################################
   ###############################################
   sub domainlogo {
       my ($domain) = @_;    
       if (! $domain) {
           # Determine domain if we have not been given one
           $domain = $Apache::lonnet::perlvar{'lonDefDomain'};
           if ($ENV{'user.domain'}) { $domain=$ENV{'user.domain'}; }
           if ($ENV{'request.role.domain'}) { 
               $domain=$ENV{'request.role.domain'}; 
           }
       }
       # See if there is a logo
       if (-e '/home/httpd/html/adm/lonDomLogos/'.$domain.'.gif') {
           return '<img src="/adm/lonDomLogos/'.$domain.'.gif" />';
       } elsif(exists($Apache::lonnet::domaindescription{$domain})) {
           return $Apache::lonnet::domaindescription{$domain};
       } else {
           return '';
       }
   }
   
   ###############################################
   ###############################################
   
   =pod
   
   =item &bodytag()
   
   Returns a uniform header for LON-CAPA web pages.
   
   Inputs: 
   
    $title, A title to be displayed on the page.
    $function, the current role (can be undef).
    $addentries, extra parameters for the <body> tag.
    $bodyonly, if defined, only return the <body> tag.
    $domain, if defined, force a given domain.
   
   Returns: A uniform header for LON-CAPA web pages.  
   If $bodyonly is nonzero, a string containing a <body> tag will be returned.
   If $bodyonly is undef or zero, an html string containing a <body> tag and 
   other decorations will be returned.
   
   =cut
   
   ###############################################
   ###############################################
   sub bodytag {
       my ($title,$function,$addentries,$bodyonly,$domain)=@_;
       unless ($function) {
    $function='student';
           if ($ENV{'request.role'}=~/^(cc|in|ta|ep)/) {
       $function='coordinator';
           }
    if ($ENV{'request.role'}=~/^(su|dc|ad|li)/) {
               $function='admin';
           }
           if (($ENV{'request.role'}=~/^(au|ca)/) ||
               ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
               $function='author';
           }
       }
       my $img='';
       my $pgbg='';
       my $tabbg='';
       my $font='';
       my $link='';
       my $alink='#CC0000';
       my $vlink='';
       if ($function eq 'admin') {
           $img='admin';
           $pgbg='#FFFFCC';
           $tabbg='#CCCC99';
           $font='#772200';
           $link='#663300';
           $vlink='#666600';
       } elsif ($function eq 'coordinator') {
           $img='coordinator';
           $pgbg='#CCFFFF';
           $tabbg='#CCCCFF';
           $font='#000044';
           $link='#003333';
           $vlink='#006633';
      } elsif ($function eq 'author') {
           $img='author';
           $pgbg='#CCFFFF';
           $tabbg='#CCFFCC';
           $font='#004400';
           $link='#003333';
           $vlink='#006666';
       } else {
           $img='student';
           $pgbg='#FFFFAA';
           $tabbg='#FF9900';
           $font='#991100';
           $link='#993300';
           $vlink='#996600';
       }
   # role and realm
       my ($role,$realm)
          =&Apache::lonnet::plaintext((split(/\./,$ENV{'request.role'}))[0]);
   # realm
       if ($ENV{'request.course.id'}) {
    $realm=
            $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
       }
       unless ($realm) { $realm='&nbsp;'; }
   # Set messages
       my $messages=&domainlogo($domain);
   # Output
       my $bodytag = <<END;
   <body bgcolor="$pgbg" text="$font" alink="$alink" vlink="$vlink" link="$link"
   $addentries>
   END
       if ($bodyonly) {
           return $bodytag;
       } else {
           return(<<ENDBODY);
   $bodytag
   <table width="100%" cellspacing="0" border="0" cellpadding="0">
   <tr><td bgcolor="$font">
   <img src="/adm/lonInterFace/$img.jpg" /></td>
   <td bgcolor="$font"><font color='$pgbg'>$messages</font></td>
   </tr>
   <tr>
   <td rowspan="3" bgcolor="$tabbg">
   &nbsp;<font size="5"><b>$title</b></font>
   <td bgcolor="$tabbg"  align="right">
   <font size="2">
       $ENV{'environment.firstname'}
       $ENV{'environment.middlename'}
       $ENV{'environment.lastname'}
       $ENV{'environment.generation'}
       </font>&nbsp;
   </td>
   </tr>
   <tr><td bgcolor="$tabbg" align="right">
   <font size="2">$role</font>&nbsp;
   </td></tr>
   <tr>
   <td bgcolor="$tabbg" align="right"><font size="2">$realm</font>&nbsp;</td></tr>
   </table><br>
   ENDBODY
       }
   }
 ###############################################  ###############################################
   
 sub get_unprocessed_cgi {  sub get_unprocessed_cgi {
Line 1124  sub upfile_store { Line 1437  sub upfile_store {
     return $datatoken;      return $datatoken;
 }  }
   
   =pod
   
 =item load_tmp_file($r)  =item load_tmp_file($r)
   
 Load uploaded file from tmp, $r should be the HTTP Request object,  Load uploaded file from tmp, $r should be the HTTP Request object,
Line 1145  sub load_tmp_file { Line 1460  sub load_tmp_file {
     $ENV{'form.upfile'}=join('',@studentdata);      $ENV{'form.upfile'}=join('',@studentdata);
 }  }
   
   =pod
   
 =item upfile_record_sep()  =item upfile_record_sep()
   
 Separate uploaded file into records  Separate uploaded file into records
Line 1160  sub upfile_record_sep { Line 1477  sub upfile_record_sep {
     }      }
 }  }
   
   =pod
   
 =item record_sep($record)  =item record_sep($record)
   
 Separate a record into fields $record should be an item from the upfile_record_sep(), needs $ENV{'form.upfiletype'}  Separate a record into fields $record should be an item from the upfile_record_sep(), needs $ENV{'form.upfiletype'}
Line 1210  sub record_sep { Line 1529  sub record_sep {
     return %components;      return %components;
 }  }
   
   =pod
   
 =item upfile_select_html()  =item upfile_select_html()
   
 return HTML code to select file and specify its type  return HTML code to select file and specify its type
Line 1218  return HTML code to select file and spec Line 1539  return HTML code to select file and spec
   
 sub upfile_select_html {  sub upfile_select_html {
     return (<<'ENDUPFORM');      return (<<'ENDUPFORM');
 <input type="file" name="upfile" size="50">  <input type="file" name="upfile" size="50" />
 <br />Type: <select name="upfiletype">  <br />Type: <select name="upfiletype">
 <option value="csv">CSV (comma separated values, spreadsheet)</option>  <option value="csv">CSV (comma separated values, spreadsheet)</option>
 <option value="space">Space separated</option>  <option value="space">Space separated</option>
Line 1228  sub upfile_select_html { Line 1549  sub upfile_select_html {
 ENDUPFORM  ENDUPFORM
 }  }
   
   =pod
   
 =item csv_print_samples($r,$records)  =item csv_print_samples($r,$records)
   
 Prints a table of sample values from each column uploaded $r is an  Prints a table of sample values from each column uploaded $r is an
Line 1258  sub csv_print_samples { Line 1581  sub csv_print_samples {
     $r->print('</tr></table><br />'."\n");      $r->print('</tr></table><br />'."\n");
 }  }
   
   =pod
   
 =item csv_print_select_table($r,$records,$d)  =item csv_print_select_table($r,$records,$d)
   
 Prints a table to create associations between values and table columns.  Prints a table to create associations between values and table columns.
Line 1290  sub csv_print_select_table { Line 1615  sub csv_print_select_table {
     return $i;      return $i;
 }  }
   
   =pod
   
 =item csv_samples_select_table($r,$records,$d)  =item csv_samples_select_table($r,$records,$d)
   
 Prints a table of sample values from the upload and can make associate samples to internal names.  Prints a table of sample values from the upload and can make associate samples to internal names.
Removed from v.1.45  
changed lines
  Added in v.1.62

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