[BACK]Return to lonlogin.pm CVS log [TXT] [DIR] Up to [LON-CAPA] / loncom / auth

Diff for /loncom/auth/lonlogin.pm between versions 1.92 and 1.134

version 1.92, 2007/04/07 19:15:03 version 1.134, 2010/03/03 17:05:49
Line 30  package Apache::lonlogin; Line 30  package Apache::lonlogin;
   
 use strict;  use strict;
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use CGI::Cookie();  
 use Apache::File ();  use Apache::File ();
 use Apache::lonnet;  use Apache::lonnet;
 use Apache::loncommon();  use Apache::loncommon();
Line 47  sub handler { Line 46  sub handler {
  (join('&',$ENV{'QUERY_STRING'},$env{'request.querystring'},   (join('&',$ENV{'QUERY_STRING'},$env{'request.querystring'},
       $ENV{'REDIRECT_QUERY_STRING'}),        $ENV{'REDIRECT_QUERY_STRING'}),
  ['interface','username','domain','firsturl','localpath','localres',   ['interface','username','domain','firsturl','localpath','localres',
   'token']);    'token','role','symb']);
       if (!defined($env{'form.firsturl'})) {
           &Apache::lonacc::get_posted_cgi($r,['firsturl']);
       }
   
 # -- check if they are a migrating user  # -- check if they are a migrating user
     if (defined($env{'form.token'})) {      if (defined($env{'form.token'})) {
Line 69  sub handler { Line 71  sub handler {
   
   
 # -------------------------------- Prevent users from attempting to login twice  # -------------------------------- Prevent users from attempting to login twice
     my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));      my $handle = &Apache::lonnet::check_for_valid_session($r);
     my $lonid=$cookies{'lonID'};      if ($handle=~/^publicuser\_/) {
     my $cookie;  
     if ($lonid) {  
  my $handle=&LONCAPA::clean_handle($lonid->value);  
         my $lonidsdir=$r->dir_config('lonIDsDir');  
  if (-e "$lonidsdir/$handle.id") {  
 # Is there an existing token file?  
     if ($handle=~/^publicuser\_/) {  
 # For "public user" - remove it, we apparently really want to login  # For "public user" - remove it, we apparently really want to login
  unlink("$lonidsdir/$handle.id");   unlink($r->dir_config('lonIDsDir')."/$handle.id");
     } elsif ($handle ne '') {      } elsif ($handle ne '') {
 # Indeed, a valid token is found  # Indeed, a valid token is found
  my $start_page =    my $start_page = 
     &Apache::loncommon::start_page('Already logged in');      &Apache::loncommon::start_page('Already logged in');
  my $end_page =    my $end_page = 
     &Apache::loncommon::end_page();      &Apache::loncommon::end_page();
  $r->print(<<ENDFAILED);          my $dest = '/adm/roles';
 $start_page          if ($env{'form.firsturl'} ne '') {
 <h1>You are already logged in</h1>              $dest = $env{'form.firsturl'}; 
 <p>Please either <a href="/adm/roles">continue the current session</a> or          }
 <a href="/adm/logout">logout</a>.</p>          
 <p>      my $dom = &Apache::lonnet::default_login_domain();
 <a href="/adm/loginproblems.html">Problems?</a></p>      my %helpconfig = &Apache::lonnet::get_dom('configuration',['helpsettings'],$dom);
 $end_page      
 ENDFAILED      my $loginhelp_page = $helpconfig{'helpsettings'}{'loginhelpurl'};
                 return OK;      if ($loginhelp_page eq '') {
      }     $loginhelp_page = '/adm/loginproblems.html';
  }      }
    $r->print(
                     $start_page
                    .'<h1>'.&mt('You are already logged in!').'</h1>'
                    .'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].',
                     '<a href="'.$dest.'">','</a>','<a href="/adm/logout">','</a>').'</p>'
                    .'<p><a href="'.$loginhelp_page.'">'.&mt('Login problems?').'</a></p>'
                    .$dom.' '.$end_page
                    );
           return OK;
     }      }
   
 # ---------------------------------------------------- No valid token, continue  # ---------------------------------------------------- No valid token, continue
Line 110  ENDFAILED Line 114  ENDFAILED
 # ----------------------------------------------------------- Process Interface  # ----------------------------------------------------------- Process Interface
     $env{'form.interface'}=~s/\W//g;      $env{'form.interface'}=~s/\W//g;
   
     my $textbrowsers=$r->dir_config('lonTextBrowsers');  
     my $httpbrowser=$ENV{"HTTP_USER_AGENT"};      my $httpbrowser=$ENV{"HTTP_USER_AGENT"};
       
     foreach (split(/\:/,$textbrowsers)) {  
  if ($httpbrowser=~/$_/i) {  
     $env{'form.interface'}='textual';  
         }  
     }  
   
     my $fullgraph=($env{'form.interface'} ne 'textual');      my $iconpath= 
     my $port_to_use=$r->dir_config('lonhttpdPort');   &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
     if (!defined($port_to_use)) {  
  $port_to_use='8080';      my $lonhost = $r->dir_config('lonHostID');
     }  
     my $iconpath= 'http://'.$ENV{'HTTP_HOST'}.':'.$port_to_use.  
                   $r->dir_config('lonIconsURL');  
     my $domain = &Apache::lonnet::default_login_domain();      my $domain = &Apache::lonnet::default_login_domain();
       if ($lonhost ne '') {
           my $redirect = &check_loginvia($domain,$lonhost);
           if ($redirect) {
               $r->print($redirect);
               return OK;
           } 
       }
   
     if (($env{'form.domain'}) &&       if (($env{'form.domain'}) && 
  (&Apache::lonnet::domain($env{'form.domain'},'description'))) {   (&Apache::lonnet::domain($env{'form.domain'},'description'))) {
  $domain=$env{'form.domain'};   $domain=$env{'form.domain'};
Line 134  ENDFAILED Line 136  ENDFAILED
     my $role    = $r->dir_config('lonRole');      my $role    = $r->dir_config('lonRole');
     my $loadlim = $r->dir_config('lonLoadLim');      my $loadlim = $r->dir_config('lonLoadLim');
     my $servadm = $r->dir_config('lonAdmEMail');      my $servadm = $r->dir_config('lonAdmEMail');
     my $lonhost = $r->dir_config('lonHostID');  
     my $tabdir  = $r->dir_config('lonTabDir');      my $tabdir  = $r->dir_config('lonTabDir');
     my $include = $r->dir_config('lonIncludes');      my $include = $r->dir_config('lonIncludes');
     my $expire  = $r->dir_config('lonExpire');      my $expire  = $r->dir_config('lonExpire');
Line 160  ENDFAILED Line 161  ENDFAILED
     my $otherserver= &Apache::lonnet::absolute_url($host_name);      my $otherserver= &Apache::lonnet::absolute_url($host_name);
     my $firsturl=      my $firsturl=
     ($env{'request.firsturl'}?$env{'request.firsturl'}:$env{'form.firsturl'});      ($env{'request.firsturl'}?$env{'request.firsturl'}:$env{'form.firsturl'});
 # ---------------------------------------- Are we access server and overloaded?  # ---------------------------------------------------------- Are we overloaded?
     if (($role eq 'access') &&      if ((($userloadpercent>100.0)||($loadpercent>100.0))) {
  (($userloadpercent>100.0)||($loadpercent>100.0))) {  
         my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent);          my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent);
  if ($unloaded) { $otherserver=$unloaded; }   if ($unloaded) { $otherserver=$unloaded; }
     }      }
Line 190  ENDFAILED Line 190  ENDFAILED
     if ($uextkey>2147483647) { $uextkey-=4294967296; }      if ($uextkey>2147483647) { $uextkey-=4294967296; }
   
 # -------------------------------------------------------- Store away log token  # -------------------------------------------------------- Store away log token
       my $tokenextras;
       if ($env{'form.role'}) {
           $tokenextras = '&role='.&escape($env{'form.role'});
       }
       if ($env{'form.symb'}) {
           if (!$tokenextras) {
               $tokenextras = '&';
           }
           $tokenextras .= '&symb='.&escape($env{'form.symb'});
       }
     my $logtoken=Apache::lonnet::reply(      my $logtoken=Apache::lonnet::reply(
        'tmpput:'.$ukey.$lkey.'&'.$firsturl,         'tmpput:'.$ukey.$lkey.'&'.$firsturl.$tokenextras,
        $lonhost);         $lonhost);
   
 # ------------------- If we cannot talk to ourselves, we are in serious trouble  # ------------------- If we cannot talk to ourselves, we are in serious trouble
Line 212  ENDFAILED Line 222  ENDFAILED
                 $hostname.                  $hostname.
                 '/adm/login?domain='.$authdomain.'">'.                  '/adm/login?domain='.$authdomain.'">'.
                 $hostname.'</a>'.                  $hostname.'</a>'.
                 ' (preferred)</font>'.$/;                  ' '.&mt('(preferred)').'</font>'.$/;
     $last=$hostname;  
         }  
         $spares.= '<br />';  
  my %all_hostnames = &Apache::lonnet::all_hostnames();  
         foreach my $hostid (sort  
     {  
  &Apache::lonnet::hostname($a) cmp  
     &Apache::lonnet::hostname($b);  
     }  
     keys(%all_hostnames)) {  
             next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid});  
     my $hostname = &Apache::lonnet::hostname($hostid);  
             next if ($last eq $hostname);  
             $spares.='<br /><a href="http://'.  
                 $hostname.  
                 '/adm/login?domain='.$authdomain.'">'.  
                 $hostname.'</a>';  
     $last=$hostname;      $last=$hostname;
         }          }
  $r->print(<<ENDTROUBLE);  $spares.= '<br />';
 <html>  my %all_hostnames = &Apache::lonnet::all_hostnames();
 <head><title>The LearningOnline Network with CAPA</title></head>  foreach my $hostid (sort
 <body bgcolor="#FFFFFF">      {
 <img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" />   &Apache::lonnet::hostname($a) cmp
 <h3>This LON-CAPA server is temporarily not available for login</h3>      &Apache::lonnet::hostname($b);
 <p>Please attempt to login to one of the following servers:</p>$spares      }
 </body>      keys(%all_hostnames)) {
 </html>      next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid});
 ENDTROUBLE      my $hostname = &Apache::lonnet::hostname($hostid);
         return OK;      next if ($last eq $hostname);
     }      $spares.='<br /><a href="http://'.
    $hostname.
    '/adm/login?domain='.$authdomain.'">'.
    $hostname.'</a>';
       $last=$hostname;
   }
   $r->print(
      '<html>'
     .'<head><title>'
     .&mt('The LearningOnline Network with CAPA')
     .'</title></head>'
     .'<body bgcolor="#FFFFFF">'
     .'<h1>'.&mt('The LearningOnline Network with CAPA').'</h1>'
     .'<img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" />'
     .'<h3>'.&mt('This LON-CAPA server is temporarily not available for login.').'</h3>'
     .'<p>'.&mt('Please attempt to login to one of the following servers:').'</p>'
     .$spares
     .'</body>'
     .'</html>'
   );
   return OK;
   }
   
 # ----------------------------------------------- Apparently we are in business  # ----------------------------------------------- Apparently we are in business
     $servadm=~s/\,/\<br \/\>/g;  $servadm=~s/\,/\<br \/\>/g;
   
 # --------------------------------------------------- Print login screen header  
     $r->print(<<ENDHEADER);  
 <html>  
 <head>  
 <meta HTTP-EQUIV="Refresh" CONTENT="$expire; url=/adm/roles" />  
 <title>The LearningOnline Network with CAPA Login</title>  
 </head>  
 ENDHEADER  
 # ---------------------------------------------------- Serve out DES JavaScript  
     {  
  my $jsh=Apache::File->new($include."/londes.js");  
         $r->print(<$jsh>);  
     }  
   
 # ----------------------------------------------------------- Front page design  # ----------------------------------------------------------- Front page design
     my $pgbg=  my $pgbg=&Apache::loncommon::designparm('login.pgbg',$domain);
       ($fullgraph?&Apache::loncommon::designparm('login.pgbg',$domain):'#FFFFFF');  my $font=&Apache::loncommon::designparm('login.font',$domain);
     my $font=  my $link=&Apache::loncommon::designparm('login.link',$domain);
       ($fullgraph?&Apache::loncommon::designparm('login.font',$domain):'#000000');  my $vlink=&Apache::loncommon::designparm('login.vlink',$domain);
     my $link=  my $alink=&Apache::loncommon::designparm('login.alink',$domain);
       ($fullgraph?&Apache::loncommon::designparm('login.link',$domain):'#0000FF');  my $mainbg=&Apache::loncommon::designparm('login.mainbg',$domain);
     my $vlink=  my $logo=&Apache::loncommon::designparm('login.logo',$domain);
       ($fullgraph?&Apache::loncommon::designparm('login.vlink',$domain):'#0000FF');  my $img=&Apache::loncommon::designparm('login.img',$domain);
     my $alink=&Apache::loncommon::designparm('login.alink',$domain);  my $domainlogo='<div>'.&Apache::loncommon::domainlogo($domain).'</div>';
     my $mainbg=  my $login=&Apache::loncommon::designparm('login.login',$domain);
       ($fullgraph?&Apache::loncommon::designparm('login.mainbg',$domain):'#FFFFFF');  if ($login eq '') {
     my $sidebg=  $login = $iconpath.'/'.&mt('userauthentication.gif');
       ($fullgraph?&Apache::loncommon::designparm('login.sidebg',$domain):'#FFFFFF');  }
     my $logo=&Apache::loncommon::designparm('login.logo',$domain);  my $showbanner = 1;
     my $img=&Apache::loncommon::designparm('login.img',$domain);  my $showmainlogo = 1;
     my $domainlogo=&Apache::loncommon::domainlogo($domain);  if (defined(&Apache::loncommon::designparm('login.showlogo_img',$domain))) {
     my $showadminmail=&Apache::loncommon::designparm('login.adminmail',                                                      $domain);      $showbanner = &Apache::loncommon::designparm('login.showlogo_img',$domain);
     my $showcoursecat =  }
         &Apache::loncommon::designparm('login.coursecatalog',$domain);  if (defined(&Apache::loncommon::designparm('login.showlogo_logo',$domain))) {
       $showmainlogo = &Apache::loncommon::designparm('login.showlogo_logo',$domain);
   }
 # ----------------------------------------------------------------------- Texts  my $showadminmail=&Apache::loncommon::designparm('login.adminmail',$domain);
   my $showcoursecat =
 my %lt=&Apache::lonlocal::texthash(  &Apache::loncommon::designparm('login.coursecatalog',$domain);
   'un'  => 'Username',  my $loginheader =&Apache::loncommon::designparm('login.loginheader',$domain);
   'pw'  => 'Password',  my $shownewuserlink = 
   'dom' => 'Domain',  &Apache::loncommon::designparm('login.newuser',$domain);
   'perc' => 'percent',  my $now=time;
   'load' => 'Load',  my $js = (<<ENDSCRIPT);
                   'userload' => 'User Load',  
                   'about'  => 'About LON-CAPA',  <script type="text/javascript" language="JavaScript">
                   'access' => 'Accessibility Options',  // <![CDATA[
                   'catalog' => 'Course Catalog',  function send()
   'auth' => 'userauthentication.gif',  {
   'log' => 'Log in',  this.document.server.elements.uname.value
   'help' => 'Log-in Help',  =this.document.client.elements.uname.value;
   'serv' => 'Server',  
                   'servadm' => 'Server Administration',  this.document.server.elements.udom.value
                   'helpdesk' => 'Contact Helpdesk',  =this.document.client.elements.udom.value;
                   'forgotpw' => 'Forgot password?');  
 # -------------------------------------------------- Change password field name  uextkey=this.document.client.elements.uextkey.value;
     my $now=time;  lextkey=this.document.client.elements.lextkey.value;
     my $forgotpw = &forgotpwdisplay(%lt);  initkeys();
     my $loginhelp = &loginhelpdisplay(%lt);  
 # ---------------------------------------------------------- Serve rest of page  this.document.server.elements.upass0.value
     $r->print(<<ENDSCRIPT);      =crypted(this.document.client.elements.upass$now.value.substr(0,15));
   this.document.server.elements.upass1.value
 <body bgcolor="$pgbg" text="$font" link="$link" vlink="$vlink" alink="$alink"      =crypted(this.document.client.elements.upass$now.value.substr(15,15));
   topmargin=0 leftmargin=0 marginwidth=0 marginheight=0>  this.document.server.elements.upass2.value
       =crypted(this.document.client.elements.upass$now.value.substr(30,15));
  <script language="JavaScript">  
     function send()  
     {  
  this.document.server.elements.uname.value  
        =this.document.client.elements.uname.value;  
   
         this.document.server.elements.udom.value  
        =this.document.client.elements.udom.value;  
   
         this.document.server.elements.imagesuppress.value  this.document.client.elements.uname.value='';
        =this.document.client.elements.imagesuppress.checked;  this.document.client.elements.upass$now.value='';
   
         this.document.server.elements.embedsuppress.value  this.document.server.submit();
        =this.document.client.elements.embedsuppress.checked;  return false;
   }
   // ]]>
   </script>
   
         this.document.server.elements.appletsuppress.value  ENDSCRIPT
        =this.document.client.elements.appletsuppress.checked;  
   
         this.document.server.elements.fontenhance.value  # --------------------------------------------------- Print login screen header
        =this.document.client.elements.fontenhance.checked;  
   
         this.document.server.elements.blackwhite.value  my %add_entries = (
        =this.document.client.elements.blackwhite.checked;         bgcolor      => "$mainbg",
          text         => "$font",
          link         => "$link",
          vlink        => "$vlink",
          alink        => "$alink",);
   
   $r->print(&Apache::loncommon::start_page('The LearningOnline Network with CAPA Login',$js,
          { 'redirect'       => [$expire,'/adm/roles'], 
    'add_entries' => \%add_entries,
    'only_body'   => 1,}));
   
         this.document.server.elements.remember.value  # ----------------------------------------------------------------------- Texts
        =this.document.client.elements.remember.checked;  
   
         uextkey=this.document.client.elements.uextkey.value;  my %lt=&Apache::lonlocal::texthash(
         lextkey=this.document.client.elements.lextkey.value;            'un'       => 'Username',
         initkeys();            'pw'       => 'Password',
             'dom'      => 'Domain',
             'perc'     => 'percent',
             'load'     => 'Server Load',
             'userload' => 'User Load',
             'catalog'  => 'Course/Community Catalog',
             'log'      => 'Log in',
             'help'     => 'Log-in Help',
             'serv'     => 'Server',
             'servadm'  => 'Server Administration',
             'helpdesk' => 'Contact Helpdesk',
             'forgotpw' => 'Forgot password?',
             'newuser'  => 'New User?',
          );
   # -------------------------------------------------- Change password field name
   
         this.document.server.elements.upass0.value  my $forgotpw = &forgotpwdisplay(%lt);
     =crypted(this.document.client.elements.upass$now.value.substr(0,15));  $forgotpw .= '<br />' if $forgotpw;
  this.document.server.elements.upass1.value  my $loginhelp = &loginhelpdisplay(%lt);
     =crypted(this.document.client.elements.upass$now.value.substr(15,15));  $loginhelp .= '<br />' if $loginhelp;
  this.document.server.elements.upass2.value  
     =crypted(this.document.client.elements.upass$now.value.substr(30,15));  
   
         this.document.client.elements.uname.value='';  # ---------------------------------------------------- Serve out DES JavaScript
         this.document.client.elements.upass$now.value='';  {
   my $jsh=Apache::File->new($include."/londes.js");
   $r->print(<$jsh>);
   }
   # ---------------------------------------------------------- Serve rest of page
   
         this.document.server.submit();  $r->print(
  return false;    '<div class="LC_loginpage_container">');
     }  
  </script>  
 ENDSCRIPT  
   
     if ($fullgraph) {  #
  $r->print(  #  If the loadbalancing yielded just http:// because perhaps there's no loadbalancing?
   '<table width="100%" cellpadding=0 cellspacing=0 border=0>');  #  then just us a relative link to authenticate:
     }  #
   
     $r->print(<<ENDSERVERFORM);  $r->print(<<ENDSERVERFORM);
   <form name="server" action="$otherserver/adm/authenticate" method="post" target="_top">  <form name="server" action="$otherserver/adm/authenticate" method="post" target="_top">
    <input type="hidden" name="logtoken" value="$logtoken" />     <input type="hidden" name="logtoken" value="$logtoken" />
    <input type="hidden" name="serverid" value="$lonhost" />     <input type="hidden" name="serverid" value="$lonhost" />
    <input type="hidden" name="interface" value="$env{'form.interface'}" />  
    <input type="hidden" name="uname" value="" />     <input type="hidden" name="uname" value="" />
    <input type="hidden" name="upass0" value="" />     <input type="hidden" name="upass0" value="" />
    <input type="hidden" name="upass1" value="" />     <input type="hidden" name="upass1" value="" />
    <input type="hidden" name="upass2" value="" />     <input type="hidden" name="upass2" value="" />
    <input type="hidden" name="udom" value="" />     <input type="hidden" name="udom" value="" />
    <input type="hidden" name="imagesuppress"  value="" />  
    <input type="hidden" name="appletsuppress"  value="" />  
    <input type="hidden" name="embedsuppress"  value="" />  
    <input type="hidden" name="fontenhance"  value="" />  
    <input type="hidden" name="blackwhite"  value="" />  
    <input type="hidden" name="remember"  value="" />  
    <input type="hidden" name="localpath" value="$env{'form.localpath'}" />     <input type="hidden" name="localpath" value="$env{'form.localpath'}" />
    <input type="hidden" name="localres" value="$env{'form.localres'}" />     <input type="hidden" name="localres" value="$env{'form.localres'}" />
   </form>    </form>
 ENDSERVERFORM  ENDSERVERFORM
     my $coursecatalog;  my $coursecatalog;
     if (($showcoursecat eq '') || ($showcoursecat)) {  if (($showcoursecat eq '') || ($showcoursecat)) {
         $coursecatalog = &coursecatalog_link($lt{'catalog'});      $coursecatalog = &coursecatalog_link($lt{'catalog'}).'<br />';
     }  }
     if ($fullgraph) { $r->print(<<ENDTOP);  my $newuserlink;
   <!-- The LON-CAPA Header -->  if ($shownewuserlink) {
   <tr>      $newuserlink = &newuser_link($lt{'newuser'}).'<br />';
   
    <!-- Row 1 Columns 2-4 -->  
    <td width="100%" height=75 colspan=4 align="left" valign="top" bgcolor="$pgbg"><img src="$img" border=0 alt="The Learning Online Network with CAPA" /></td>  
   </tr>  
   
   <!-- The gray bar that starts the two table frames -->  
   <tr>  
   
    <!-- Row 2 Column 1 -->  
    <td width=182 height=27 bgcolor="$sidebg">&nbsp;</td>  
   
    <!-- Row 2 Column 2 -->  
    <td width=27 height=27 align="left" background="$iconpath/filltop.gif"><img src="$iconpath/upperleft.gif" border=0 alt="" /></td>  
   
    <!-- Row 2 Column 3 -->  
    <td height=27 background="$iconpath/filltop.gif"><img src="$iconpath/filltop.gif" alt="" /></td>  
   
    <!-- Row 2 Column 4 -->  
    <td width=27 height=27 align="right" background="$iconpath/filltop.gif"><img src="$iconpath/upperright.gif" border=0 alt="" /></td>  
   </tr>  
   <tr>  
      
    <!-- A cell that will hold the 'access', 'about', and 'catalog' links -->  
    <!-- Row 3 Column 1 -->  
    <td valign="top" height="60" align="left" bgcolor="$sidebg">  
     <table cellpadding="0" cellspacing="2" border="0">  
      <tr>  
       <td>&nbsp;</td>  
       <td><a href="/adm/login?interface=textual"><b>$lt{'access'}</b></a></td>  
      </tr>  
      <tr>  
       <td>&nbsp;</td>  
       <td><a href="/adm/about.html"><b>$lt{'about'}</b></a></td>  
      </tr>$coursecatalog  
      <tr>  
       <td colspan="2">&nbsp;</td>  
      </tr>  
     </table>  
    </td>  
    <!-- The shaded space between the two main columns -->  
    <!-- Row 3 Column 2 -->  
    <td width=27 height=60 background="$iconpath/fillleft.gif"><img src="$iconpath/fillleft.gif" alt="" /></td>  
   
    <!-- The right main column holding the large LON-CAPA logo-->  
    <!-- Rows 3-4 Column 3 -->  
    <td align="center" valign="top" width="100%" height="100%" bgcolor="$mainbg">  
     <center>  
      <img src="$logo" alt="" />  
     </center>  
    </td>  
   
    <!-- Row 3 Column 4 -->  
    <td width=27 background="$iconpath/fillright.gif"><img src="$iconpath/fillright.gif" alt="" /></td>  
   </tr>  
   <tr>  
   
    <!-- The entry form -->  
    <!-- Row 4 Column 1 -->  
    <td align="center" valign="middle" bgcolor="$sidebg">  
 ENDTOP  
 } else {  
     $r->print('<h1>The Learning<i>Online</i> Network with CAPA</h1><h2>Text-based Interface Login</h2>'.$announcements);  
 }  }
     $r->print('<form name="client" onsubmit="return(send())">');  my $logintitle;
     unless ($fullgraph) {  if ($loginheader eq 'text') {
         $r->print(<<ENDACCESSOPTIONS);      $logintitle ='<h2>'.$lt{'log'}.'</h2>';
 <h3>Select Accessibility Options</h3>  
 <label><input type="checkbox" name="imagesuppress" /> Suppress rendering of images</label><br />  
 <label><input type="checkbox" name="appletsuppress" /> Suppress Java applets</label><br />  
 <label><input type="checkbox" name="embedsuppress" /> Suppress rendering of embedded multimedia</label><br />  
 <label><input type="checkbox" name="fontenhance" /> Increase font size</label><br />  
 <label><input type="checkbox" name="blackwhite" /> Switch to black and white mode</label><br />  
 <input type="checkbox" name="remember" /> Remember these settings for next login<hr />  
 ENDACCESSOPTIONS  
 } else {  } else {
     $r->print(<<ENDNOOPT);      $logintitle = '<img src="'.$login.'" alt="'.
 <input type="hidden" name="imagesuppress"  value="" />                    &mt('User Authentication').'" />';
 <input type="hidden" name="embedsuppress"  value="" />  }
 <input type="hidden" name="appletsuppress"  value="" />  
 <input type="hidden" name="fontenhance"  value="" />  my $noscript_warning='<noscript><span class="LC_warning"><b>'
 <input type="hidden" name="blackwhite"  value="" />                       .&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.')
 <input type="hidden" name="remember"  value="" />                      .'</b></span></noscript>';
 ENDNOOPT  my $helpdeskscript;
 }  my $contactblock = &contactdisplay(\%lt,$servadm,$showadminmail,
     $r->print(<<ENDLOGIN);                                     $authdomain,\$helpdeskscript);
      <input type="hidden" name="lextkey" value="$lextkey">  
      <input type="hidden" name="uextkey" value="$uextkey">  my $loginform=(<<LFORM);
   <form name="client" action="" onsubmit="return(send())">
      <!-- Start the sub-table for text and input alignment -->    <input type="hidden" name="lextkey" value="$lextkey" />
      <table border=0 cellspacing=0 cellpadding=0>    <input type="hidden" name="uextkey" value="$uextkey" />
       <tr><td bgcolor="$sidebg" colspan=2><img src="$iconpath/$lt{'auth'}" alt="User Authentication" /></td></tr>    <b><label for="uname">$lt{'un'}</label>:</b><br />
       <tr>    <input type="text" name="uname" id="uname" size="15" value="$authusername" /><br />
        <td bgcolor="$mainbg"><br /><font size=-1><b>&nbsp;&nbsp;&nbsp;$lt{'un'}:</b></font></td>    <b><label for="upass$now">$lt{'pw'}</label>:</b><br />
        <td bgcolor="$mainbg"><br /><input type="text" name="uname" size="10" value="$authusername" /></td>    <input type="password" name="upass$now" id="upass$now" size="15" /><br />
       </tr>    <b><label for="udom">$lt{'dom'}</label>:</b><br />
       <tr>    <input type="text" name="udom" id="udom" size="15" value="$authdomain" /><br />
        <td bgcolor="$mainbg"><font size=-1><b>&nbsp;&nbsp;&nbsp;$lt{'pw'}:</b></font></td>    <input type="submit" value="$lt{'log'}" />
        <td bgcolor="$mainbg"><input type="password" name="upass$now" size="10" /></td>  </form>
       </tr>  LFORM
       <tr>  
        <td bgcolor="$mainbg"><font size=-1><b>&nbsp;&nbsp;&nbsp;$lt{'dom'}:</b></font></td>      if ($showbanner) {
        <td bgcolor="$mainbg"><input type="text" name="udom" size="10" value="$authdomain" /></td>          $r->print(<<HEADER);
       </tr>  <!-- The LON-CAPA Header -->
   <div style="background:$pgbg;margin:0;width:100%;">
     <img src="$img" border="0" alt="The Learning Online Network with CAPA" />
   </div>
   HEADER
       }
       $r->print(<<ENDTOP);
   <div class="LC_loginpage_space">&nbsp;</div>
   <div class="LC_loginpage_floatLeft">
   <div class="LC_loginpage_loginContainer">
     $logintitle
      <table border="0" align="left" cellspacing="1" cellpadding="2" width="100%">
       <tr>        <tr>
        <td bgcolor="$mainbg">&nbsp;</td>     <td>
        <td bgcolor="$mainbg" valign="bottom" align="center">   $loginform
         <br />             </td>
         <input type="submit" value="$lt{'log'}" />  
        </td>  
       </tr>        </tr>
      </table>  
      $noscript_warning
   </div>
     
   <div class="LC_loginpage_loginInfo">
     $loginhelp
     $forgotpw
     $contactblock
     $newuserlink
     $coursecatalog
   </div>
   </div>
   ENDTOP
       if ($showmainlogo) {
           $r->print(' <img src="'.$logo.'" alt="" />'."\n");
       }
   $r->print(<<ENDTOP);
   $announcements
   $domainlogo
   <div class="LC_loginpage_space">&nbsp;</div>
   ENDTOP
   
   $r->print(<<ENDDOCUMENT);
        <table border="0" cellspacing="0" cellpadding="0">
       <tr>        <tr>
        <td bgcolor="$mainbg" valign="bottom" align="left" colspan="2">         <td  align="left" valign="top">
         $loginhelp          <small><b>$lt{'dom'}:&nbsp;</b></small>
         $forgotpw  
        </td>  
       </tr>  
      </table>  
      <!-- End sub-table -->  
     </form>  
 ENDLOGIN  
     if ($fullgraph) {  
         my $helpdeskscript;  
         my $contactblock = &contactdisplay(\%lt,$servadm,$showadminmail,  
                                   $version,$authdomain,\$helpdeskscript);  
  $r->print(<<ENDDOCUMENT);  
    </td>  
   
    <!-- Row 4 Column 2 -->  
    <td width=27 background="$iconpath/fillleft.gif"><img src="$iconpath/fillleft.gif" alt="" /></td>  
   
    <!-- Row 4 Column 3 -->  
 <td bgcolor="$mainbg">$announcements</td>  
   
    <!-- Row 4 Column 4 -->  
    <td width=27 background="$iconpath/fillright.gif"><img src="$iconpath/fillright.gif" alt="" /></td>  
   </tr>  
   <tr>  
   
    <!-- Row 5 Column 1 -->  
    <td bgcolor="$sidebg" valign="middle" align="left">  
      <br />  
      <table border=0 cellspacing=0 cellpadding=0>  
       <tr>  
        <td bgcolor="$sidebg" align="left" valign="top">  
         <small><b>&nbsp;&nbsp;&nbsp;$lt{'dom'}:&nbsp;</b></small>  
        </td>         </td>
        <td bgcolor="$sidebg" align="left" valign="top">         <td  align="left" valign="top">
         <small><tt>&nbsp;$domain</tt></small>          <small><tt>&nbsp;$domain</tt></small>
        </td>         </td>
       </tr>        </tr>
       <tr>        <tr>
        <td bgcolor="$sidebg" align="left" valign="top">         <td  align="left" valign="top">
         <small><b>&nbsp;&nbsp;&nbsp;$lt{'serv'}:&nbsp;</b></small>          <small><b>$lt{'serv'}:&nbsp;</b></small>
        </td>         </td>
        <td bgcolor="$sidebg" align="left" valign="top">         <td align="left" valign="top">
         <small><tt>&nbsp;$lonhost ($role)</tt></small>          <small><tt>&nbsp;$lonhost ($role)</tt></small>
        </td>         </td>
       </tr>        </tr>
       <tr>        <tr>
        <td bgcolor="$sidebg" align="left" valign="top">         <td align="left" valign="top">
         <small><b>&nbsp;&nbsp;&nbsp;$lt{'load'}:&nbsp;</b></small>          <small><b>$lt{'load'}:&nbsp;</b></small>
        </td>         </td>
        <td bgcolor="$sidebg" align="left" valign="top">         <td align="left" valign="top">
         <small><tt>&nbsp;$loadpercent $lt{'perc'}</tt></small>          <small><tt>&nbsp;$loadpercent $lt{'perc'}</tt></small>
        </td>         </td>
       </tr>        </tr>
       <tr>        <tr>
        <td bgcolor="$sidebg" align="left" valign="top">         <td align="left" valign="top">
         <small><b>&nbsp;&nbsp;&nbsp;$lt{'userload'}:&nbsp;</b></small>          <small><b>$lt{'userload'}:&nbsp;</b></small>
        </td>         </td>
        <td bgcolor="$sidebg" align="left" valign="top">         <td align="left" valign="top">
         <small><tt>&nbsp;$userloadpercent $lt{'perc'}</tt></small>          <small><tt>&nbsp;$userloadpercent $lt{'perc'}</tt></small>
        </td>         </td>
       </tr>        </tr>
         <tr>
          <td colspan="2" align="left">
           <small>$version</small>
          </td>
         </tr>
      </table>       </table>
      <br />   </div>
     $contactblock  
    </td>  
   
    <!-- Row 5 Column 2 -->  
    <td width=27 background="$iconpath/fillleft.gif"><img src="$iconpath/fillleft.gif" alt="" /></td>  
   
    <!-- Row 5 Column 3 -->  
    <td width="100%" valign="bottom" bgcolor="$mainbg">  
 $domainlogo  
 </td>  
   
    <!-- Row 5 Column 4 -->  
    <td width=27 background="$iconpath/fillright.gif"><img src="$iconpath/fillright.gif" alt="" /></td>  
   </tr>  
   <tr>  
   
    <!-- Row 6 Column 1 -->  
    <td bgcolor="$sidebg">&nbsp;</td>  
   
    <!-- Row 6 Column 2 -->  
    <td align="left" background="$iconpath/fillbottom.gif"><img src="$iconpath/lowerleft.gif" alt="" /></td>  
   
    <!-- Row 6 Column 3 -->  
    <td background="$iconpath/fillbottom.gif"><img src="$iconpath/fillbottom.gif" alt="" /></td>  
   
    <!-- Row 6 Column 4 -->  
    <td align="right" background="$iconpath/fillbottom.gif"><img src="$iconpath/lowerright.gif" alt="" /></td>  
   </tr>  
  </table>  
   
 <script type="text/javascript">  <script type="text/javascript">
   // <![CDATA[
 // the if prevents the script error if the browser can not handle this  // the if prevents the script error if the browser can not handle this
 if ( document.client.uname ) { document.client.uname.focus(); }  if ( document.client.uname ) { document.client.uname.focus(); }
   // ]]>
 </script>  </script>
 $helpdeskscript  $helpdeskscript
   
 ENDDOCUMENT  ENDDOCUMENT
 }      my %endargs = ( 'noredirectlink' => 1, );
     $r->print('</body></html>');      $r->print(&Apache::loncommon::end_page(\%endargs));
     return OK;      return OK;
 }  }
   
   sub check_loginvia {
       my ($domain,$lonhost) = @_;
       if ($domain eq '' || $lonhost eq '') {
           return;
       }
       my %domconfhash = &Apache::loncommon::get_domainconf($domain);
       my $loginvia = $domconfhash{$domain.'.login.loginvia_'.$lonhost};
       my $loginvia_exempt = $domconfhash{$domain.'.login.loginvia_exempt_'.$lonhost};
       my $output;
       if ($loginvia ne '') {
           my $noredirect;
           my $ip = $ENV{'REMOTE_ADDR'};
           if ($ip eq '127.0.0.1') {
               $noredirect = 1;
           } else {
               if ($loginvia_exempt ne '') {
                   my @exempt = split(',',$loginvia_exempt);
                   if (grep(/^\Q$ip\E$/,@exempt)) {
                       $noredirect = 1;
                   }
               }
           }
           unless ($noredirect) {
               my ($newhost,$path);
               if ($loginvia =~ /:/) {
                   ($newhost,$path) = split(':',$loginvia);
               } else {
                   $newhost = $loginvia;
               }
               if ($newhost ne $lonhost) {
                   if (&Apache::lonnet::hostname($newhost) ne '') {
                       $output = &redirect_page($newhost,$path);
                   }
               }
           }
       }
       return $output;
   }
   
   sub redirect_page {
       my ($desthost,$path) = @_;
       my $protocol = $Apache::lonnet::protocol{$desthost};
       $protocol = 'http' if ($protocol ne 'https');
       unless ($path =~ m{^/}) {
           $path = '/'.$path;
       }
       my $url = $protocol.'://'.&Apache::lonnet::hostname($desthost).$path;
       if ($env{'form.firsturl'} ne '') {
           $url .='?firsturl='.$env{'form.firsturl'};
       }
       my $start_page = &Apache::loncommon::start_page('Switching Server',undef,
                                                       {'redirect' => [0,$url],});
       my $end_page   = &Apache::loncommon::end_page();
       return $start_page.$end_page;
   }
   
 sub contactdisplay {  sub contactdisplay {
     my ($lt,$servadm,$showadminmail,$version,$authdomain,$helpdeskscript) = @_;      my ($lt,$servadm,$showadminmail,$authdomain,$helpdeskscript) = @_;
     my $contactblock;      my $contactblock;
     my $showhelpdesk = 0;      my $showhelpdesk = 0;
     my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'};      my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
Line 619  sub contactdisplay { Line 591  sub contactdisplay {
         $showhelpdesk = 1;          $showhelpdesk = 1;
     }      }
     if ($servadm && $showadminmail) {      if ($servadm && $showadminmail) {
         $contactblock .= '<b>&nbsp;&nbsp;&nbsp;'.$$lt{'servadm'}.':</b><br />'.          $contactblock .= $$lt{'servadm'}.':<br />'.
                          '<tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.$servadm.'</tt><br />&nbsp;<br />';                           '<tt>'.$servadm.'</tt><br />';
     }      }
     if ($showhelpdesk) {      if ($showhelpdesk) {
         $contactblock .= '<b>&nbsp;&nbsp;&nbsp;<a href="javascript:helpdesk()"><font size="+1">'.$lt->{'helpdesk'}.'</font></a></b><br />';          $contactblock .= '<a href="javascript:helpdesk()">'.$lt->{'helpdesk'}.'</a><br />';
         my $thisurl = &escape('/adm/login');          my $thisurl = &escape('/adm/login');
         $$helpdeskscript = <<"ENDSCRIPT";          $$helpdeskscript = <<"ENDSCRIPT";
 <script type="text/javascript">  <script type="text/javascript">
   // <![CDATA[
 function helpdesk() {  function helpdesk() {
     var codedom = document.client.udom.value;      var codedom = document.client.udom.value;
     if (codedom == '') {      if (codedom == '') {
Line 636  function helpdesk() { Line 609  function helpdesk() {
     document.location.href = "/adm/helpdesk?"+querystr;      document.location.href = "/adm/helpdesk?"+querystr;
     return;      return;
 }  }
   // ]]>
 </script>  </script>
 ENDSCRIPT  ENDSCRIPT
     }      }
     $contactblock .= <<"ENDBLOCK";  
      &nbsp;&nbsp;&nbsp;$version  
 ENDBLOCK  
     return $contactblock;      return $contactblock;
 }  }
   
Line 649  sub forgotpwdisplay { Line 620  sub forgotpwdisplay {
     my (%lt) = @_;      my (%lt) = @_;
     my $prompt_for_resetpw = 1;       my $prompt_for_resetpw = 1; 
     if ($prompt_for_resetpw) {      if ($prompt_for_resetpw) {
         return '<br />&nbsp;&nbsp;&nbsp;<a href="/adm/resetpw">'.$lt{'forgotpw'}.'</a></b><br /><br />';          return '<a href="/adm/resetpw">'.$lt{'forgotpw'}.'</a>';
     }      }
     return;      return;
 }  }
Line 658  sub loginhelpdisplay { Line 629  sub loginhelpdisplay {
     my (%lt) = @_;      my (%lt) = @_;
     my $login_help = 1;      my $login_help = 1;
     if ($login_help) {      if ($login_help) {
         return '&nbsp;&nbsp;&nbsp;<a href="/adm/loginproblems.html">'.$lt{'help'}.'</a></b>';      my $dom = &Apache::lonnet::default_login_domain();
    my %helpconfig = &Apache::lonnet::get_dom('configuration',['helpsettings'],$dom);
    my $loginhelp_url = $helpconfig{'helpsettings'}{'loginhelpurl'};
    if ($loginhelp_url ne '') {
           return '<a href="'.$loginhelp_url.'">'.$lt{'help'}.'</a>';
           } else {
           return '<a href="/adm/loginproblems.html">'.$lt{'help'}.'</a>';
           }
     }      }
     return;      return;
 }  }
Line 666  sub loginhelpdisplay { Line 644  sub loginhelpdisplay {
 sub coursecatalog_link {  sub coursecatalog_link {
     my ($linkname) = @_;      my ($linkname) = @_;
     return <<"END";      return <<"END";
      <tr>        <span class="LC_nobreak"><a href="/adm/coursecatalog">$linkname</a></span>
       <td>&nbsp;</td>  
       <td><a href="/adm/coursecatalog"><b>$linkname</b></a></td>  
      </tr>  
 END  END
 }  }
   
   sub newuser_link {
       my ($linkname) = @_;
       return '<a href="/adm/createaccount">'.$linkname.'</a>';
   }
   
 1;  1;
 __END__  __END__
Removed from v.1.92  
changed lines
  Added in v.1.134

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>
500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.