Diff for /loncom/auth/lonlogin.pm between versions 1.74 and 1.106.4.4

version 1.74, 2006/04/05 22:39:55 version 1.106.4.4, 2010/02/09 17:46:44
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();
 use Apache::lonauth();  use Apache::lonauth();
 use Apache::lonlocal;  use Apache::lonlocal;
 use Apache::migrateuser();  use Apache::migrateuser();
   use lib '/home/httpd/lib/perl/';
   use LONCAPA;
    
 sub handler {  sub handler {
     my $r = shift;      my $r = shift;
   
     &Apache::loncommon::get_unprocessed_cgi      &Apache::loncommon::get_unprocessed_cgi
  ($ENV{'QUERY_STRING'}.'&'.$env{'request.querystring'},   (join('&',$ENV{'QUERY_STRING'},$env{'request.querystring'},
         $ENV{'REDIRECT_QUERY_STRING'}),
  ['interface','username','domain','firsturl','localpath','localres',   ['interface','username','domain','firsturl','localpath','localres',
   'token']);    'token','role','symb']);
       if (!defined($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 66  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 $handle=$lonid->value;  
         $handle=~s/\W//g;  
         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>   $r->print(
 <p>                    $start_page
 <a href="/adm/loginproblems.html">Problems?</a></p>                   .'<h1>'.&mt('You are already logged in!').'</h1>'
 $end_page                   .'<p>'.&mt('Please either [_1]continue the current session[_2] or [_3]log out[_4].',
 ENDFAILED                    '<a href="'.$dest.'">','</a>','<a href="/adm/logout">','</a>').'</p>'
                 return OK;                   .'<p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>'
      }                     .$end_page
  }                   );
           return OK;
     }      }
   
 # ---------------------------------------------------- No valid token, continue  # ---------------------------------------------------- No valid token, continue
Line 118  ENDFAILED Line 116  ENDFAILED
     }      }
   
     my $fullgraph=($env{'form.interface'} ne 'textual');      my $fullgraph=($env{'form.interface'} ne 'textual');
     my $port_to_use=$r->dir_config('lonhttpdPort');  
     if (!defined($port_to_use)) {      my $iconpath= 
  $port_to_use='8080';   &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
     }  
     my $iconpath= 'http://'.$ENV{'HTTP_HOST'}.':'.$port_to_use.      my $domain = &Apache::lonnet::default_login_domain();
                   $r->dir_config('lonIconsURL');  
     my $domain  = $r->dir_config('lonDefDomain');  
     my $testdomain=(split(/\./,$ENV{'HTTP_HOST'}))[0];  
     foreach my $posdom (&Apache::lonnet::current_machine_domains()) {  
  if (lc($posdom) eq lc($testdomain)) { $domain=$posdom; }  
     }  
     if (($env{'form.domain'}) &&       if (($env{'form.domain'}) && 
  ($Apache::lonnet::domaindescription{$env{'form.domain'}})) {   (&Apache::lonnet::domain($env{'form.domain'},'description'))) {
  $domain=$env{'form.domain'};   $domain=$env{'form.domain'};
     }      }
     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 $sysadm  = $r->dir_config('lonSysEMail');  
     my $lonhost = $r->dir_config('lonHostID');      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');
     my $version = $r->dir_config('lonVersion');      my $version = $r->dir_config('lonVersion');
       my $host_name = &Apache::lonnet::hostname($lonhost);
   
 # --------------------------------------------- Default values for login fields  # --------------------------------------------- Default values for login fields
   
Line 159  ENDFAILED Line 151  ENDFAILED
     my $userloadpercent=&Apache::lonnet::userload();      my $userloadpercent=&Apache::lonnet::userload();
   
 # ------------------------------------------------------- Do the load balancing  # ------------------------------------------------------- Do the load balancing
     my $otherserver='http://'.$ENV{'SERVER_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 192  ENDFAILED Line 183  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 203  ENDFAILED Line 204  ENDFAILED
  my $last;   my $last;
         foreach my $hostid (sort          foreach my $hostid (sort
     {      {
  $Apache::lonnet::hostname{$a} cmp   &Apache::lonnet::hostname($a) cmp
     $Apache::lonnet::hostname{$b};      &Apache::lonnet::hostname($b);
     }      }
     keys(%Apache::lonnet::spareid)) {      keys(%Apache::lonnet::spareid)) {
             next if ($hostid eq $lonhost);              next if ($hostid eq $lonhost);
             next if ($last eq $Apache::lonnet::hostname{$hostid});      my $hostname = &Apache::lonnet::hostname($hostid);
       next if ($last eq $hostname);
             $spares.='<br /><font size="+1"><a href="http://'.              $spares.='<br /><font size="+1"><a href="http://'.
                 $Apache::lonnet::hostname{$hostid}.                  $hostname.
                 '/adm/login?domain='.$authdomain.'">'.                  '/adm/login?domain='.$authdomain.'">'.
                 $Apache::lonnet::hostname{$hostid}.'</a>'.                  $hostname.'</a>'.
                 ' (preferred)</font>'.$/;                  ' '.&mt('(preferred)').'</font>'.$/;
     $last=$Apache::lonnet::hostname{$hostid};      $last=$hostname;
         }          }
         $spares.= '<br />';          $spares.= '<br />';
    my %all_hostnames = &Apache::lonnet::all_hostnames();
         foreach my $hostid (sort          foreach my $hostid (sort
     {      {
  $Apache::lonnet::hostname{$a} cmp   &Apache::lonnet::hostname($a) cmp
     $Apache::lonnet::hostname{$b};      &Apache::lonnet::hostname($b);
     }      }
     keys(%Apache::lonnet::hostname)) {      keys(%all_hostnames)) {
             next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid});              next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid});
             next if ($last eq $Apache::lonnet::hostname{$hostid});      my $hostname = &Apache::lonnet::hostname($hostid);
               next if ($last eq $hostname);
             $spares.='<br /><a href="http://'.              $spares.='<br /><a href="http://'.
                 $Apache::lonnet::hostname{$hostid}.                  $hostname.
                 '/adm/login?domain='.$authdomain.'">'.                  '/adm/login?domain='.$authdomain.'">'.
                 $Apache::lonnet::hostname{$hostid}.'</a>';                  $hostname.'</a>';
     $last=$Apache::lonnet::hostname{$hostid};      $last=$hostname;
         }          }
  $r->print(<<ENDTROUBLE);   $r->print(
 <html>             '<html>'
 <head><title>The LearningOnline Network with CAPA</title></head>            .'<head><title>'
 <body bgcolor="#FFFFFF">            .&mt('The LearningOnline Network with CAPA')
 <img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" />            .'</title></head>'
 <h3>This LON-CAPA server is temporarily not available for login</h3>            .'<body bgcolor="#FFFFFF">'
 <p>Please attempt to login to one of the following servers:</p>$spares            .'<h1>'.&mt('The LearningOnline Network with CAPA').'</h1>'
 <p>If the problem persists, please contact <tt>$servadm</tt>.</p>            .'<img src="/adm/lonKaputt/lonlogo_broken.gif" align="right" />'
 </body>            .'<h3>'.&mt('This LON-CAPA server is temporarily not available for login.').'</h3>'
 </html>            .'<p>'.&mt('Please attempt to login to one of the following servers:').'</p>'
 ENDTROUBLE            .$spares
             .'</body>'
             .'</html>'
           );
         return OK;          return OK;
     }      }
   
 # ----------------------------------------------- Apparently we are in business  # ----------------------------------------------- Apparently we are in business
   
     my $domainlogo=&Apache::loncommon::domainlogo($domain);  
     $servadm=~s/\,/\<br \/\>/g;      $servadm=~s/\,/\<br \/\>/g;
     $sysadm=~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 $pgbg=
Line 279  ENDHEADER Line 269  ENDHEADER
       ($fullgraph?&Apache::loncommon::designparm('login.mainbg',$domain):'#FFFFFF');        ($fullgraph?&Apache::loncommon::designparm('login.mainbg',$domain):'#FFFFFF');
     my $sidebg=      my $sidebg=
       ($fullgraph?&Apache::loncommon::designparm('login.sidebg',$domain):'#FFFFFF');        ($fullgraph?&Apache::loncommon::designparm('login.sidebg',$domain):'#FFFFFF');
       my $textcol = 
         ($fullgraph?&Apache::loncommon::designparm('login.textcol',$domain):'#000000');
       my $bgcol =
         ($fullgraph?&Apache::loncommon::designparm('login.bgcol',$domain):'#FFFFFF');
     my $logo=&Apache::loncommon::designparm('login.logo',$domain);      my $logo=&Apache::loncommon::designparm('login.logo',$domain);
     my $img=&Apache::loncommon::designparm('login.img',$domain);      my $img=&Apache::loncommon::designparm('login.img',$domain);
       my $domainlogo=&Apache::loncommon::domainlogo($domain);
 # ----------------------------------------------------------------------- Texts      my $login=&Apache::loncommon::designparm('login.login',$domain);
       if ($login eq '') {
 my %lt=&Apache::lonlocal::texthash(          $login = $iconpath.'/'.&mt('userauthentication.gif');
   'un'  => 'Username',      }
   'pw'  => 'Password',      my $showbanner = 1;
   'dom' => 'Domain',      my $showmainlogo = 1;
   'perc' => 'percent',      if (defined(&Apache::loncommon::designparm('login.showlogo_img',$domain))) {
   'load' => 'Load',          $showbanner = &Apache::loncommon::designparm('login.showlogo_img',$domain);
                   'userload' => 'User Load',      }
                   'about'  => 'aboutlon.gif',      if (defined(&Apache::loncommon::designparm('login.showlogo_logo',$domain))) {
                   'access' => 'accessbutton.gif',          $showmainlogo = &Apache::loncommon::designparm('login.showlogo_logo',$domain);
   'auth' => 'userauthentication.gif',      }
   'log' => 'Log in',      my $showadminmail=&Apache::loncommon::designparm('login.adminmail',$domain);
   'help' => 'Help',      my $showcoursecat =
   'serv' => 'Server',          &Apache::loncommon::designparm('login.coursecatalog',$domain);
                   'servadm' => 'Server Administration',      my $loginheader =&Apache::loncommon::designparm('login.loginheader',$domain);
                   'sysadm' => 'System Administration',      my $shownewuserlink = 
                   'helpdesk' => 'Contact Helpdesk');          &Apache::loncommon::designparm('login.newuser',$domain);
 # -------------------------------------------------- Change password field name  
     my $now=time;      my $now=time;
 # ---------------------------------------------------------- Serve rest of page      my $js = (<<ENDSCRIPT);
     $r->print(<<ENDSCRIPT);  
   
 <body bgcolor="$pgbg" text="$font" link="$link" vlink="$vlink" alink="$alink"  
   topmargin=0 leftmargin=0 marginwidth=0 marginheight=0>  
   
  <script language="JavaScript">   <script type="text/javascript">
    // <![CDATA[
     function send()      function send()
     {      {
  this.document.server.elements.uname.value          this.document.server.elements.uname.value
        =this.document.client.elements.uname.value;         =this.document.client.elements.uname.value;
   
         this.document.server.elements.udom.value          this.document.server.elements.udom.value
Line 340  my %lt=&Apache::lonlocal::texthash( Line 330  my %lt=&Apache::lonlocal::texthash(
         initkeys();          initkeys();
   
         this.document.server.elements.upass0.value          this.document.server.elements.upass0.value
     =crypted(this.document.client.elements.upass$now.value.substr(0,15));              =crypted(this.document.client.elements.upass$now.value.substr(0,15));
  this.document.server.elements.upass1.value          this.document.server.elements.upass1.value
     =crypted(this.document.client.elements.upass$now.value.substr(15,15));              =crypted(this.document.client.elements.upass$now.value.substr(15,15));
  this.document.server.elements.upass2.value          this.document.server.elements.upass2.value
     =crypted(this.document.client.elements.upass$now.value.substr(30,15));              =crypted(this.document.client.elements.upass$now.value.substr(30,15));
   
         this.document.client.elements.uname.value='';          this.document.client.elements.uname.value='';
         this.document.client.elements.upass$now.value='';          this.document.client.elements.upass$now.value='';
   
         this.document.server.submit();          this.document.server.submit();
  return false;          return false;
     }      }
    // ]]>
  </script>   </script>
   
 ENDSCRIPT  ENDSCRIPT
   
   # --------------------------------------------------- Print login screen header
   
       my %add_entries = (topmargin    => "0",
                          leftmargin   => "0",
                          marginheight => "0",
                          marginwidth  => "0",
                          bgcolor      => "$pgbg",
                          text         => "$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,}));
   
   # ----------------------------------------------------------------------- Texts
   
   my %lt=&Apache::lonlocal::texthash(
     'un'  => 'Username',
     'pw'  => 'Password',
     'dom' => 'Domain',
     'load' => 'Server Load',
                     'userload' => 'User Load',
                     'about'  => 'About LON-CAPA',
                     'access' => 'Accessibility Options',
                     'catalog' => 'Course Catalog',
     'log' => 'Log in',
     'help' => 'Log-in Help',
     'serv' => 'Server',
                     'servadm' => 'Server Administration',
                     'helpdesk' => 'Contact Helpdesk',
                     'forgotpw' => 'Forgot password?',
                     'newuser'  => 'New User?',
                     'options_headline' => 'Select Accessibility Options',
                     'sprs_img' => 'Suppress rendering of images',
                     'sprs_applet' => 'Suppress Java applets',
                     'sprs_embed' => 'Suppress rendering of embedded multimedia',
                     'sprs_font' => 'Increase font size',
                     'sprs_blackwhite' => 'Switch to black and white mode',
                     'remember' => 'Remember these settings for next login');
   # -------------------------------------------------- Change password field name
       my $forgotpw = &forgotpwdisplay(%lt);
       my $loginhelp = &loginhelpdisplay(%lt);
   
   # ---------------------------------------------------- Serve out DES JavaScript
       {
           my $jsh=Apache::File->new($include."/londes.js");
           $r->print(<$jsh>);
       }
   # ---------------------------------------------------------- Serve rest of page
   
     if ($fullgraph) {      if ($fullgraph) {
  $r->print(   $r->print(
   '<table width="100%" cellpadding=0 cellspacing=0 border=0>');    '<table width="100%" cellpadding="0" cellspacing="0" border="0">');
     }      }
   
     $r->print(<<ENDSERVERFORM);      $r->print(<<ENDSERVERFORM);
Line 380  ENDSCRIPT Line 425  ENDSCRIPT
    <input type="hidden" name="localres" value="$env{'form.localres'}" />     <input type="hidden" name="localres" value="$env{'form.localres'}" />
   </form>    </form>
 ENDSERVERFORM  ENDSERVERFORM
     if ($fullgraph) { $r->print(<<ENDTOP);      my $coursecatalog;
       if (($showcoursecat eq '') || ($showcoursecat)) {
           $coursecatalog = &coursecatalog_link($lt{'catalog'});
       }
       my $newuserlink;
       if ($shownewuserlink) {
           $newuserlink = &newuser_link($lt{'newuser'});
       }
       if ($fullgraph) {
           $r->print(<<HEADER);
   <!-- The LON-CAPA Header -->    <!-- The LON-CAPA Header -->
   <tr>    <tr>
   
    <!-- Row 1 Columns 2-4 -->     <!-- 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>     <td width="100%" height=75 colspan=4 align="left" valign="top" bgcolor="$pgbg">
   HEADER
           if ($showbanner) {
               $r->print(<<ENDBANNER);
   <img src="$img" border="0" alt="The Learning Online Network with CAPA" />
   ENDBANNER
           }
           $r->print(<<ENDSTART);
      </td>
   </tr>    </tr>
   
   <!-- The gray bar that starts the two table frames -->    <!-- The gray bar that starts the two table frames -->
Line 405  ENDSERVERFORM Line 467  ENDSERVERFORM
   </tr>    </tr>
   <tr>    <tr>
         
    <!-- A cell that will hold the 'access' and 'about' buttons -->     <!-- A cell that will hold the 'access', 'about', and 'catalog' links -->
    <!-- Row 3 Column 1 -->     <!-- Row 3 Column 1 -->
    <td valign="top" height=60 align="center" bgcolor="$sidebg">     <td valign="top" height="60" align="left" bgcolor="$sidebg">
     <a href="/adm/login?interface=textual"><img src="$iconpath/$lt{'access'}" border=0 alt="Accessibility Options" /></a>      <table cellpadding="0" cellspacing="2" border="0">
     <br />       <tr>
     <a href="/adm/about.html"><img src="$iconpath/$lt{'about'}" border=0 alt="About LON-CAPA" /></a>        <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>     </td>
   
    <!-- The shaded space between the two main columns -->     <!-- The shaded space between the two main columns -->
    <!-- Row 3 Column 2 -->     <!-- Row 3 Column 2 -->
    <td width=27 height=60 background="$iconpath/fillleft.gif"><img src="$iconpath/fillleft.gif" alt="" /></td>     <td width=27 height=60 background="$iconpath/fillleft.gif"><img src="$iconpath/fillleft.gif" alt="" /></td>
Line 420  ENDSERVERFORM Line 491  ENDSERVERFORM
    <!-- The right main column holding the large LON-CAPA logo-->     <!-- The right main column holding the large LON-CAPA logo-->
    <!-- Rows 3-4 Column 3 -->     <!-- Rows 3-4 Column 3 -->
    <td align="center" valign="top" width="100%" height="100%" bgcolor="$mainbg">     <td align="center" valign="top" width="100%" height="100%" bgcolor="$mainbg">
   ENDSTART
           if ($showmainlogo) {
               $r->print(<<ENDLOGO);
     <center>      <center>
      <img src="$logo" alt="" />       <img src="$logo" alt="" />
     </center>      </center>
   ENDLOGO
           }
           $r->print(<<ENDTOP);
    </td>     </td>
   
    <!-- Row 3 Column 4 -->     <!-- Row 3 Column 4 -->
Line 434  ENDSERVERFORM Line 511  ENDSERVERFORM
    <!-- Row 4 Column 1 -->     <!-- Row 4 Column 1 -->
    <td align="center" valign="middle" bgcolor="$sidebg">     <td align="center" valign="middle" bgcolor="$sidebg">
 ENDTOP  ENDTOP
 } else {      } else {
     $r->print('<h1>The Learning<i>Online</i> Network with CAPA</h1><h2>Text-based Interface Login</h2>'.$announcements);          $r->print('<h1>The Learning<i>Online</i> Network with CAPA</h1>'
 }                   .'<h2>'.&mt('Text-based Interface Login').'</h2>'
     $r->print('<form name="client" onsubmit="return(send())">');                   .$announcements);
       }
       $r->print('<form name="client" action="" onsubmit="return(send())">');
     unless ($fullgraph) {      unless ($fullgraph) {
         $r->print(<<ENDACCESSOPTIONS);          $r->print(<<ENDACCESSOPTIONS);
 <h3>Select Accessibility Options</h3>  <h3>$lt{'options_headline'}</h3>
 <label><input type="checkbox" name="imagesuppress" /> Suppress rendering of images</label><br />  <label><input type="checkbox" name="imagesuppress" /> $lt{'sprs_img'}</label><br />
 <label><input type="checkbox" name="appletsuppress" /> Suppress Java applets</label><br />  <label><input type="checkbox" name="appletsuppress" /> $lt{'sprs_applet'}</label><br />
 <label><input type="checkbox" name="embedsuppress" /> Suppress rendering of embedded multimedia</label><br />  <label><input type="checkbox" name="embedsuppress" /> $lt{'sprs_embed'}</label><br />
 <label><input type="checkbox" name="fontenhance" /> Increase font size</label><br />  <label><input type="checkbox" name="fontenhance" /> $lt{'sprs_font'}</label><br />
 <label><input type="checkbox" name="blackwhite" /> Switch to black and white mode</label><br />  <label><input type="checkbox" name="blackwhite" /> $lt{'sprs_blackwhite'}</label><br />
 <p>If you have accessibility needs that are not addressed by this interface,   <br />
 please  <input type="checkbox" name="remember" /> $lt{'remember'}<hr />
 contact the system administrator at <tt>$sysadm</tt>.</p><br />  
 <input type="checkbox" name="remember" /> Remember these settings for next login<hr />  
 ENDACCESSOPTIONS  ENDACCESSOPTIONS
 } else {      } else {
     $r->print(<<ENDNOOPT);          $r->print(<<ENDNOOPT);
 <input type="hidden" name="imagesuppress"  value="" />  <input type="hidden" name="imagesuppress"  value="" />
 <input type="hidden" name="embedsuppress"  value="" />  <input type="hidden" name="embedsuppress"  value="" />
 <input type="hidden" name="appletsuppress"  value="" />  <input type="hidden" name="appletsuppress"  value="" />
Line 460  ENDACCESSOPTIONS Line 537  ENDACCESSOPTIONS
 <input type="hidden" name="blackwhite"  value="" />  <input type="hidden" name="blackwhite"  value="" />
 <input type="hidden" name="remember"  value="" />  <input type="hidden" name="remember"  value="" />
 ENDNOOPT  ENDNOOPT
 }      }
       my $logintitle;
       if ($loginheader eq 'text') {
           $logintitle = '<td bgcolor="'.$bgcol.'" colspan="2">&nbsp;&nbsp;&nbsp;<b><font size="+1" color="'.$textcol.'">'.$lt{'log'}.'</font></b></td>';
       } else {
           $logintitle = '<td bgcolor="'.$sidebg.'" colspan="2"><img src="'.$login.'" alt="'.
                         &mt('User Authentication').'" /></td>';
       }
       my $noscript_warning='<td colspan="2" bgcolor="'.$mainbg.'">'
                           .'<noscript><div class="LC_warning"><font size="-1">'
                           .&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.')
                           .'</font></div></noscript></td>';
     $r->print(<<ENDLOGIN);      $r->print(<<ENDLOGIN);
      <input type="hidden" name="lextkey" value="$lextkey">       <input type="hidden" name="lextkey" value="$lextkey" />
      <input type="hidden" name="uextkey" value="$uextkey">       <input type="hidden" name="uextkey" value="$uextkey" />
   
      <!-- Start the sub-table for text and input alignment -->       <!-- Start the sub-table for text and input alignment -->
      <table border=0 cellspacing=0 cellpadding=0>       <table border="0" cellspacing="0" cellpadding="0">
       <tr><td bgcolor="$sidebg" colspan=2><img src="$iconpath/$lt{'auth'}" alt="User Authentication" /></td></tr>        <tr>$logintitle</tr>
         <tr>$noscript_warning</tr>
       <tr>        <tr>
        <td bgcolor="$mainbg"><br /><font size=-1><b>&nbsp;&nbsp;&nbsp;$lt{'un'}:</b></font></td>         <td bgcolor="$mainbg"><br /><font size=-1><b>&nbsp;&nbsp;&nbsp;<label for="uname">$lt{'un'}</label>:</b></font></td>
        <td bgcolor="$mainbg"><br /><input type="text" name="uname" size="10" value="$authusername" /></td>         <td bgcolor="$mainbg"><br /><input type="text" name="uname" size="10" value="$authusername" /></td>
       </tr>        </tr>
       <tr>        <tr>
        <td bgcolor="$mainbg"><font size=-1><b>&nbsp;&nbsp;&nbsp;$lt{'pw'}:</b></font></td>         <td bgcolor="$mainbg"><font size=-1><b>&nbsp;&nbsp;&nbsp;<label for="upass$now">$lt{'pw'}</label>:</b></font></td>
        <td bgcolor="$mainbg"><input type="password" name="upass$now" size="10" /></td>         <td bgcolor="$mainbg"><input type="password" name="upass$now" size="10" /></td>
       </tr>        </tr>
       <tr>        <tr>
        <td bgcolor="$mainbg"><font size=-1><b>&nbsp;&nbsp;&nbsp;$lt{'dom'}:</b></font></td>         <td bgcolor="$mainbg"><font size=-1><b>&nbsp;&nbsp;&nbsp;<label for="udom">$lt{'dom'}</label>:</b></font></td>
        <td bgcolor="$mainbg"><input type="text" name="udom" size="10" value="$authdomain" /></td>         <td bgcolor="$mainbg"><input type="text" name="udom" size="10" value="$authdomain" /></td>
       </tr>        </tr>
       <tr>        <tr>
        <td bgcolor="$mainbg">&nbsp;&nbsp;&nbsp;<a href="/adm/loginproblems.html">$lt{'help'}</a></td>         <td bgcolor="$mainbg">&nbsp;</td>
        <td bgcolor="$mainbg" valign="bottom" align="center">         <td bgcolor="$mainbg" valign="bottom" align="center">
         <br />          <br />
         <input type="submit" value="$lt{'log'}" />          <input type="submit" value="$lt{'log'}" />
        </td>         </td>
       </tr>        </tr>
         <tr>
          <td bgcolor="$mainbg" valign="bottom" align="left" colspan="2">
           $loginhelp
           $forgotpw
           $newuserlink
           <br />
          </td>
         </tr>
      </table>       </table>
      <!-- End sub-table -->       <!-- End sub-table -->
     </form>      </form>
 ENDLOGIN  ENDLOGIN
     if ($fullgraph) {      if ($fullgraph) {
         my $helpdeskscript;          my $helpdeskscript;
         my $contactblock = &contactdisplay(\%lt,$sysadm,$servadm,$version,$authdomain,\$helpdeskscript);          my $contactblock = &contactdisplay(\%lt,$servadm,$showadminmail,
                                     $version,$authdomain,\$helpdeskscript);
  $r->print(<<ENDDOCUMENT);   $r->print(<<ENDDOCUMENT);
    </td>     </td>
   
Line 511  ENDLOGIN Line 609  ENDLOGIN
    <!-- Row 5 Column 1 -->     <!-- Row 5 Column 1 -->
    <td bgcolor="$sidebg" valign="middle" align="left">     <td bgcolor="$sidebg" valign="middle" align="left">
      <br />       <br />
      <table border=0 cellspacing=0 cellpadding=0>       <table border="0" cellspacing="0" cellpadding="0">
       <tr>        <tr>
        <td bgcolor="$sidebg" align="left" valign="top">         <td bgcolor="$sidebg" align="left" valign="top">
         <small><b>&nbsp;&nbsp;&nbsp;$lt{'dom'}:&nbsp;</b></small>          <small><b>&nbsp;&nbsp;&nbsp;$lt{'dom'}:&nbsp;</b></small>
        </td>         </td>
        <td bgcolor="$sidebg" align="left" valign="top">         <td bgcolor="$sidebg" align="left" valign="middle">
         <small><tt>&nbsp;$domain</tt></small>          <small><tt>&nbsp;$domain</tt></small>
        </td>         </td>
       </tr>        </tr>
Line 524  ENDLOGIN Line 622  ENDLOGIN
        <td bgcolor="$sidebg" align="left" valign="top">         <td bgcolor="$sidebg" align="left" valign="top">
         <small><b>&nbsp;&nbsp;&nbsp;$lt{'serv'}:&nbsp;</b></small>          <small><b>&nbsp;&nbsp;&nbsp;$lt{'serv'}:&nbsp;</b></small>
        </td>         </td>
        <td bgcolor="$sidebg" align="left" valign="top">         <td bgcolor="$sidebg" align="left" valign="middle">
         <small><tt>&nbsp;$lonhost ($role)</tt></small>          <small><tt>&nbsp;$lonhost ($role)</tt></small>
        </td>         </td>
       </tr>        </tr>
       <tr>        <tr>
        <td bgcolor="$sidebg" align="left" valign="top">         <td bgcolor="$sidebg" align="left" valign="top"><span class="LC_nobreak">
         <small><b>&nbsp;&nbsp;&nbsp;$lt{'load'}:&nbsp;</b></small>          <small><b>&nbsp;&nbsp;&nbsp;$lt{'load'}:&nbsp;</b></small></span>
        </td>         </td>
        <td bgcolor="$sidebg" align="left" valign="top">         <td bgcolor="$sidebg" align="left" valign="middle">
         <small><tt>&nbsp;$loadpercent $lt{'perc'}</tt></small>          <small><tt>&nbsp;$loadpercent%</tt></small>
        </td>         </td>
       </tr>        </tr>
       <tr>        <tr>
        <td bgcolor="$sidebg" align="left" valign="top">         <td bgcolor="$sidebg" align="left" valign="top"><span class="LC_nobreak">
         <small><b>&nbsp;&nbsp;&nbsp;$lt{'userload'}:&nbsp;</b></small>          <small><b>&nbsp;&nbsp;&nbsp;$lt{'userload'}:&nbsp;</b></small></span>
        </td>         </td>
        <td bgcolor="$sidebg" align="left" valign="top">         <td bgcolor="$sidebg" align="left" valign="middle">
         <small><tt>&nbsp;$userloadpercent $lt{'perc'}</tt></small>          <small><tt>&nbsp;$userloadpercent%</tt></small>
        </td>         </td>
       </tr>        </tr>
      </table>       </table>
Line 577  $domainlogo Line 675  $domainlogo
  </table>   </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
 }  }
     $r->print('</body></html>');      my %endargs = ( 'noredirectlink' => 1, );
       $r->print(&Apache::loncommon::end_page(\%endargs));
     return OK;      return OK;
 }  }
   
 sub contactdisplay {  sub contactdisplay {
     my ($lt,$sysadm,$servadm,$version,$authdomain,$helpdeskscript) = @_;      my ($lt,$servadm,$showadminmail,$version,$authdomain,$helpdeskscript) = @_;
     my $contactblock;      my $contactblock;
     my $showsysadm = 1;  
     my $showservadm = 1;  
     my $showhelpdesk = 0;      my $showhelpdesk = 0;
     my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'};      my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'};
     if ($requestmail =~ m/^[^\@]+\@[^\@]+$/) {      if ($requestmail =~ m/^[^\@]+\@[^\@]+$/) {
         $showhelpdesk = 1;          $showhelpdesk = 1;
     }      }
     if ($showsysadm) {      if ($servadm && $showadminmail) {
         $contactblock .= '<b>&nbsp;&nbsp;&nbsp;'.$$lt{'sysadm'}.':</b><br />'.  
                          '<tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.$sysadm.'</tt><br />';  
     }  
     if ($showservadm) {  
         $contactblock .= '<b>&nbsp;&nbsp;&nbsp;'.$$lt{'servadm'}.':</b><br />'.          $contactblock .= '<b>&nbsp;&nbsp;&nbsp;'.$$lt{'servadm'}.':</b><br />'.
                          '<tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.$servadm.'</tt><br />&nbsp;<br />';                           '<tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.$servadm.'</tt><br />&nbsp;<br />';
     }      }
     if ($showhelpdesk) {      if ($showhelpdesk) {
         $contactblock .= '<b>&nbsp;&nbsp;&nbsp;<a href="javascript:helpdesk()">'.$$lt{'helpdesk'}.'</a></b><br />';          $contactblock .= '<b>&nbsp;&nbsp;&nbsp;<a href="javascript:helpdesk()"><font size="+1">'.$lt->{'helpdesk'}.'</font></a></b><br />';
         my $thisurl = &Apache::lonnet::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 620  function helpdesk() { Line 716  function helpdesk() {
     document.location.href = "/adm/helpdesk?"+querystr;      document.location.href = "/adm/helpdesk?"+querystr;
     return;      return;
 }  }
   // ]]>
 </script>  </script>
 ENDSCRIPT  ENDSCRIPT
     }      }
Line 628  ENDSCRIPT Line 725  ENDSCRIPT
 ENDBLOCK  ENDBLOCK
     return $contactblock;      return $contactblock;
 }  }
    
   sub forgotpwdisplay {
       my (%lt) = @_;
       my $prompt_for_resetpw = 1; 
       if ($prompt_for_resetpw) {
           return '<br />&nbsp;&nbsp;&nbsp;<a href="/adm/resetpw">'.$lt{'forgotpw'}.'</a></b><br />';
       }
       return;
   }
   
   sub loginhelpdisplay {
       my (%lt) = @_;
       my $login_help = 1;
       if ($login_help) {
           return '&nbsp;&nbsp;&nbsp;<a href="/adm/loginproblems.html">'.$lt{'help'}.'</a></b>';
       }
       return;
   }
   
   sub coursecatalog_link {
       my ($linkname) = @_;
       return <<"END";
        <tr>
         <td>&nbsp;</td>
         <td><a href="/adm/coursecatalog"><b>$linkname</b></a></td>
        </tr>
   END
   }
   
   sub newuser_link {
       my ($linkname) = @_;
       return '&nbsp;&nbsp;&nbsp;<a href="/adm/createaccount"><b>'.$linkname.'</b></a><br />';
   }
   
 1;  1;
 __END__  __END__

Removed from v.1.74  
changed lines
  Added in v.1.106.4.4


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