version 1.53, 2003/09/20 17:44:22
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version 1.62.2.1, 2005/02/21 18:29:25
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# |
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# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
# 5/21/99,5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14, |
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# 1/14/00,5/29,5/30,6/1,6/29,7/1,11/9, |
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# 1/17/01 Gerd Kortemeyer |
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# |
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# 2/7/02,2/8,2/12,2/14,2/15,2/19 Josh Brunskole |
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# |
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# 7/10/02 Jeremy Bowers |
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package Apache::lonlogin; |
package Apache::lonlogin; |
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use strict; |
use strict; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
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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 {
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Line 41 sub handler {
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my $r = shift; |
my $r = shift; |
&Apache::loncommon::no_cache($r); |
&Apache::loncommon::no_cache($r); |
&Apache::lonlocal::get_language_handle($r); |
&Apache::lonlocal::get_language_handle($r); |
$r->content_type('text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
return OK if $r->header_only; |
return OK if $r->header_only; |
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Line 58 sub handler {
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Line 52 sub handler {
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return OK; |
return OK; |
} |
} |
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# -------------------------------- Prevent users from attempting to login twice |
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my %cookies=CGI::Cookie->parse($r->header_in('Cookie')); |
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my $lonid=$cookies{'lonID'}; |
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my $cookie; |
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if ($lonid) { |
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my $handle=$lonid->value; |
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$handle=~s/\W//g; |
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my $lonidsdir=$r->dir_config('lonIDsDir'); |
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if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) { |
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# Indeed, a valid token is found |
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my $bodytag=&Apache::loncommon::bodytag('Already logged in'); |
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$r->print(<<ENDFAILED); |
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<html> |
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<head> |
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<title>Already logged in</title> |
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</head> |
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$bodytag |
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<h1>You are already logged in</h1> |
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<p>Please either <a href="/adm/roles">continue the current session</a> or |
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<a href="/adm/logout">logout</a>.</p> |
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<p> |
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<a href="/adm/loginproblems.html">Problems?</a></p> |
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</body> |
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</html> |
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ENDFAILED |
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return OK; |
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} |
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} |
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# ---------------------------------------------------- No valid token, continue |
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&Apache::loncommon::get_unprocessed_cgi |
&Apache::loncommon::get_unprocessed_cgi |
($ENV{'QUERY_STRING'}.'&'.$ENV{'request.querystring'}, |
($ENV{'QUERY_STRING'}.'&'.$ENV{'request.querystring'}, |
['interface','username','domain','firsturl','localpath','localres']); |
['interface','username','domain','firsturl','localpath','localres']); |
Line 109 sub handler {
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Line 134 sub handler {
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$loadavg=<$loadfile>; |
$loadavg=<$loadfile>; |
} |
} |
$loadavg =~ s/\s.*//g; |
$loadavg =~ s/\s.*//g; |
my $loadpercent=100*$loadavg/$loadlim; |
my $loadpercent=sprintf("%.1f",100*$loadavg/$loadlim); |
my $userloadpercent=&Apache::lonnet::userload(); |
my $userloadpercent=&Apache::lonnet::userload(); |
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# ------------------------------------------------------- Do the load balancing |
# ------------------------------------------------------- Do the load balancing |
my $otherserver='http://'.$ENV{'SERVER_NAME'}; |
my $otherserver='http://'.$ENV{'SERVER_NAME'}; |
my $firsturl= |
my $firsturl= |
($ENV{'request.firsturl'}?$ENV{'request.firsturl'}:$ENV{'form.firsturl'}); |
($ENV{'request.firsturl'}?$ENV{'request.firsturl'}:$ENV{'form.firsturl'}); |
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my $escfirsturl=&Apache::lonnet::escape($firsturl); |
# ---------------------------------------- Are we access server and overloaded? |
# ---------------------------------------- Are we access server and overloaded? |
if (($role eq 'access') && |
if (($role eq 'access') && |
(($userloadpercent>100.0)||($loadpercent>100.0))) { |
(($userloadpercent>100.0)||($loadpercent>100.0))) { |
Line 154 sub handler {
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Line 180 sub handler {
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if ($logtoken eq 'con_lost') { |
if ($logtoken eq 'con_lost') { |
my $spares=''; |
my $spares=''; |
foreach (keys %Apache::lonnet::hostname) { |
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if ($_ ne $lonhost) { |
foreach my $hostid (keys(%Apache::lonnet::spareid)) { |
$spares.='<br /><a href="http://'.$Apache::lonnet::hostname{$_}. |
next if ($hostid eq $lonhost); |
'/adm/login?domain='.$authdomain.'">'. |
$spares.='<br /><font size="+1"><a href="http://'. |
$Apache::lonnet::hostname{$_}.'</a>'; |
$Apache::lonnet::hostname{$hostid}. |
if ($Apache::lonnet::spareid{$_}) { |
'/adm/login?domain='.$authdomain.'">'. |
$spares.=' (preferred)'; |
$Apache::lonnet::hostname{$hostid}.'</a>'. |
} |
' (preferred)</font>'.$/; |
} |
} |
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$spares.= '<br />'; |
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foreach my $hostid (keys(%Apache::lonnet::hostname)) { |
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next if ($hostid eq $lonhost || $Apache::lonnet::spareid{$hostid}); |
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$spares.='<br /><a href="http://'. |
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$Apache::lonnet::hostname{$hostid}. |
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'/adm/login?domain='.$authdomain.'">'. |
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$Apache::lonnet::hostname{$hostid}.'</a>'; |
} |
} |
$r->print(<<ENDTROUBLE); |
$r->print(<<ENDTROUBLE); |
<html> |
<html> |
Line 231 my %lt=&Apache::lonlocal::texthash(
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Line 264 my %lt=&Apache::lonlocal::texthash(
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'help' => 'Help', |
'help' => 'Help', |
'serv' => 'Server', |
'serv' => 'Server', |
'servadm' => 'Server Administration', |
'servadm' => 'Server Administration', |
'sysadm' => 'System Administration'); |
'sysadm' => 'System Administration', |
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'helpdesk' => 'Contact Helpdesk'); |
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# ---------------------------------------------------------- Serve rest of page |
# ---------------------------------------------------------- Serve rest of page |
$r->print(<<ENDSCRIPT); |
$r->print(<<ENDSCRIPT); |
Line 308 ENDSERVERFORM
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Line 341 ENDSERVERFORM
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<tr> |
<tr> |
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<!-- Row 1 Columns 2-4 --> |
<!-- Row 1 Columns 2-4 --> |
<td width="100%" height=75 colspan=4 align="left" valign="top" bgcolor="$pgbg"><img src="$img" border=0 alt="The Learning Online Network with CAPA" /></td> |
<td width="100%" colspan=4 bgcolor="$sidebg"><h1><font color="$pgbg">Welcome to the LON-CAPA NSDL Gateway</font></h1><a href="/cgi-bin/signon.pl?$escfirsturl"><h3><font color="$pgbg">Sign up for a Guest Login</font></h3></a></td> |
</tr> |
</tr> |
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<!-- The gray bar that starts the two table frames --> |
<!-- The gray bar that starts the two table frames --> |
Line 415 ENDNOOPT
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Line 448 ENDNOOPT
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</form> |
</form> |
ENDLOGIN |
ENDLOGIN |
if ($fullgraph) { |
if ($fullgraph) { |
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my $helpdeskscript; |
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my $contactblock = &contactdisplay(\%lt,$sysadm,$servadm,$version,$authdomain,\$helpdeskscript); |
$r->print(<<ENDDOCUMENT); |
$r->print(<<ENDDOCUMENT); |
</td> |
</td> |
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Line 467 ENDLOGIN
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Line 502 ENDLOGIN
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</tr> |
</tr> |
</table> |
</table> |
<br /> |
<br /> |
<small> |
$contactblock |
<b> $lt{'sysadm'}:</b><br /> |
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<tt> $sysadm</tt><br /> |
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<b> $lt{'servadm'}:</b><br /> |
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<tt> $servadm</tt><br /> <br /> |
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$version |
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</small> |
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</td> |
</td> |
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<!-- Row 5 Column 2 --> |
<!-- Row 5 Column 2 --> |
Line 503 $domainlogo
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Line 532 $domainlogo
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</tr> |
</tr> |
</table> |
</table> |
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<script> |
<script type="text/javascript"> |
// the if prevents the script error if the browser can't handle this |
// the if prevents the script error if the browser can not handle this |
if ( document.client.uname ) { document.client.uname.focus(); } |
if ( document.client.uname ) { document.client.uname.focus(); } |
</script> |
</script> |
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$helpdeskscript |
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ENDDOCUMENT |
ENDDOCUMENT |
} |
} |
$r->print('</body></html>'); |
$r->print('</body></html>'); |
return OK; |
return OK; |
} |
} |
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sub contactdisplay { |
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my ($lt,$sysadm,$servadm,$version,$authdomain,$helpdeskscript) = @_; |
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my $contactblock; |
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my $showsysadm = 1; |
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my $showservadm = 1; |
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my $showhelpdesk = 0; |
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my $requestmail = $Apache::lonnet::perlvar{'lonSupportEMail'}; |
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if ($requestmail =~ m/^[^\@]+\@[^\@]+$/) { |
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$showhelpdesk = 1; |
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} |
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if ($showsysadm) { |
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$contactblock .= '<b> '.$$lt{'sysadm'}.':</b><br />'. |
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'<tt> '.$sysadm.'</tt><br />'; |
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} |
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if ($showservadm) { |
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$contactblock .= '<b> '.$$lt{'servadm'}.':</b><br />'. |
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'<tt> '.$servadm.'</tt><br /> <br />'; |
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} |
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if ($showhelpdesk) { |
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$contactblock .= '<b> <a href="javascript:helpdesk()">'.$$lt{'helpdesk'}.'</a></b><br />'; |
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my $thisurl = &Apache::lonnet::escape('/adm/login'); |
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$$helpdeskscript = <<"ENDSCRIPT"; |
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<script type="text/javascript"> |
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function helpdesk() { |
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var codedom = document.client.udom.value; |
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if (codedom == '') { |
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codedom = "$authdomain"; |
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} |
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var querystr = "origurl=$thisurl&codedom="+codedom; |
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document.location.href = "/adm/helpdesk?"+querystr; |
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return; |
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} |
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</script> |
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ENDSCRIPT |
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} |
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$contactblock .= <<"ENDBLOCK"; |
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$version |
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ENDBLOCK |
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return $contactblock; |
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} |
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1; |
1; |
__END__ |
__END__ |