File:  [LON-CAPA] / loncom / auth / lonlogin.pm
Revision 1.1: download - view: text, annotated - select for diffs
Wed Oct 13 17:48:52 1999 UTC (24 years, 7 months ago) by albertel
Branches: MAIN
CVS tags: HEAD
Initial revision

    1: # The LearningOnline Network
    2: # Login Screen
    3: # 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14 Gerd Kortemeyer
    4: #
    5: package Apache::lonlogin;
    6: 
    7: use strict;
    8: use Apache::Constants qw(:common);
    9: use Apache::File ();
   10: use Apache::lonnet();
   11: 
   12: sub handler {
   13:     my $r = shift;
   14:     $r->content_type('text/html');
   15:     $r->send_http_header;
   16:     return OK if $r->header_only;
   17: 
   18:     my $iconpath= $r->dir_config('lonIconsURL');
   19:     my $domain  = $r->dir_config('lonDefDomain');
   20:     my $role    = $r->dir_config('lonRole');
   21:     my $loadlim = $r->dir_config('lonLoadLim');
   22:     my $servadm = $r->dir_config('lonAdmEMail');
   23:     my $sysadm  = $r->dir_config('lonSysEMail');
   24:     my $lonhost = $r->dir_config('lonHostID');
   25:     my $tabdir  = $r->dir_config('lonTabDir');
   26: 
   27:     my $loadavg;
   28:    {
   29:        my $loadfile=Apache::File->new('/proc/loadavg');
   30:        $loadavg=<$loadfile>;
   31:    }
   32:     $loadavg =~ s/\s.*//g;
   33:     my $loadpercent=100*$loadavg/$loadlim;
   34: 
   35:     my $otherserver='';
   36: # ---------------------------------------- Are we access server and overloaded?
   37:     if (($role eq 'access') && ($loadpercent>100.0)) {
   38:         $otherserver=Apache::lonnet::spareserver();
   39:     }
   40: # ---------------------------------------------------------- Print login screen
   41:     $r->print(<<ENDDOCUMENT);
   42: <html>
   43: <head>
   44: <title>The LearningOnline Network Login</title>
   45: </head>
   46: <body bgcolor="#FFFFFF">
   47: <table width=600>
   48: <tr><td><img src="$iconpath/lonlogo.gif"></td>
   49: <td bgcolor="#DDDDDD">
   50:  <form action="$otherserver/adm/authenticate" method="post" target="_top">
   51:  <table border=2 bgcolor="#BBBBBB">
   52:  <tr><td>Username:</td><td><input type=text size=10 name=uname></td></tr>
   53:  <tr><td>Password:</td><td><input type=password size=10 name=upass></td></tr>
   54:  <tr><td>Domain:</td><td><input type=text size=10 value=$domain name=udom></td>
   55:  </tr>
   56:  <tr><td colspan=2><input type=submit value=Login></td></tr>
   57:  </table>
   58:  </form><p>
   59: 
   60:  <form action="$otherserver/adm/newkey" method="post" target="_top">
   61:  <table border=2 bgcolor="#BBBBBB">
   62:  <tr><td>Key:</td><td><input type=text size=22 name=ukey></td></tr>
   63:  <tr><td>Class:</td><td><input type=password size=10 name=uclass></td></tr>
   64:  <tr><td>Domain:</td><td><input type=text size=10 value=$domain name=udom></td>
   65:  </tr><tr><td colspan=2><input type=submit value="Register New Key"></td></tr>
   66:  </table>
   67:  </form>
   68: </td>
   69: </tr><tr><td bgcolor="#DDDDDD">
   70: <table border=1 bgcolor="#BBBBBB">
   71: <tr><td><font size="-2"><b>Domain:</b></font></td>
   72:     <td><font size="-2"><tt>$domain</tt></font></td>
   73:     <td rowspan=3><font size="-2"><b>LON System Administration:</b><br>
   74:                   <tt>$sysadm</tt><br>
   75:                   <b>Server Administration:</b><br>
   76:                   <tt>$servadm</tt></font></td></tr>
   77: <tr><td><font size="-2"><b>Server:</b></font></td>
   78:     <td><font size="-2"><tt>$lonhost ($role)</tt></font></td></tr>
   79: <tr><td><font size="-2"><b>Load:</b></font></td>
   80:     <td><font size="-2"><tt>$loadpercent</tt> percent</font></td></tr>
   81: </table><p><font size="-1">
   82: The Learning<i>Online</i> Network is a MSU College of Natural Science 
   83: collaboration involving Competency Based
   84: Instruction (<b>CBI</b>), 
   85: Lecture<i>Online</i> (<b>LOL</b>) and Computer-Assisted Personalized 
   86: Approach (<b>CAPA</b>).<br>
   87: Copyright 1999, Michigan State University Board of Trustees</font>
   88: </td><td>
   89: <table align=right><tr><td><font size="+1">
   90: <b>L</b>aboratory for <br><b>I</b>nstructional<br><b>T</b>echnology in<br>
   91: <b>E</b>ducation</td><td>
   92: <img src="$iconpath/liteani.gif"></font></td></tr></table></tr></table>
   93: </body>
   94: </html>
   95: ENDDOCUMENT
   96:     return OK;
   97: } 
   98: 
   99: 1;
  100: __END__

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