version 1.88, 2007/07/25 22:35:47
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version 1.115, 2011/06/12 14:18:09
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Line 32 use strict;
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Line 32 use strict;
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use LONCAPA; |
use LONCAPA; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use CGI qw(:standard); |
use CGI qw(:standard); |
use CGI::Cookie(); |
|
use DynaLoader; # for Crypt::DES version |
use DynaLoader; # for Crypt::DES version |
use Crypt::DES; |
use Crypt::DES; |
use Apache::loncommon(); |
use Apache::loncommon(); |
use Apache::lonnet; |
use Apache::lonnet; |
use Apache::lonmenu(); |
use Apache::lonmenu(); |
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use Apache::createaccount; |
use Fcntl qw(:flock); |
use Fcntl qw(:flock); |
use Apache::lonlocal; |
use Apache::lonlocal; |
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use Apache::File (); |
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use HTML::Entities; |
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# ------------------------------------------------------------ Successful login |
# ------------------------------------------------------------ Successful login |
sub success { |
sub success { |
Line 73 sub success {
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Line 75 sub success {
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# ------------------------------------------------------------ Get cookie ready |
# ------------------------------------------------------------ Get cookie ready |
$cookie="lonID=$cookie; path=/"; |
$cookie="lonID=$cookie; path=/"; |
# -------------------------------------------------------- Menu script and info |
# -------------------------------------------------------- Menu script and info |
my $windowinfo=&Apache::lonmenu::open($env{'browser.os'}); |
my $destination = $lowerurl; |
my $startupremote=&Apache::lonmenu::startupremote($lowerurl); |
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my $remoteinfo=&Apache::lonmenu::load_remote_msg($lowerurl); |
if (defined($form->{role})) { |
my $setflags=&Apache::lonmenu::setflags(); |
my $envkey = 'user.role.'.$form->{role}; |
my $maincall=&Apache::lonmenu::maincall(); |
my $now=time; |
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my $then=$env{'user.login.time'}; |
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my $refresh=$env{'user.refresh.time'}; |
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my $update=$env{'user.update.time'}; |
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if (!$update) { |
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$update = $then; |
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} |
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if (exists($env{$envkey})) { |
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my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus); |
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&Apache::lonnet::role_status($envkey,$update,$refresh,$now,\$role,\$where, |
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\$trolecode,\$tstatus,\$tstart,\$tend); |
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if ($tstatus eq 'is') { |
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$destination .= ($destination =~ /\?/) ? '&' : '?'; |
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my $newrole = &HTML::Entities::encode($form->{role},'"<>&'); |
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$destination .= 'selectrole=1&'.$newrole.'=1'; |
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} |
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} |
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} |
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if (defined($form->{symb})) { |
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my $destsymb = $form->{symb}; |
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$destination .= ($destination =~ /\?/) ? '&' : '?'; |
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if ($destsymb =~ /___/) { |
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# FIXME Need to deal with encrypted symbs and urls as needed. |
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my ($map,$resid,$desturl)=split(/___/,$destsymb); |
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unless ($desturl=~/^(adm|uploaded|editupload|public)/) { |
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$desturl = &Apache::lonnet::clutter($desturl); |
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} |
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$desturl = &HTML::Entities::encode($desturl,'"<>&'); |
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$destsymb = &HTML::Entities::encode($destsymb,'"<>&'); |
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$destination .= '&destinationurl='.$desturl. |
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'&destsymb='.$destsymb; |
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} else { |
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$destsymb = &HTML::Entities::encode($destsymb,'"<>&'); |
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$destination .= '&destinationurl='.$destsymb; |
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} |
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} |
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if ($destination =~ m{^/adm/roles}) { |
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$destination .= ($destination =~ /\?/) ? '&' : '?'; |
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$destination .= 'source=login'; |
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} |
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my $windowinfo = Apache::lonhtmlcommon::scripttag('self.name="loncapaclient";'); |
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my $header = '<meta HTTP-EQUIV="Refresh" CONTENT="0; url='.$destination.'" />'; |
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my $brcrum = [{'href' => '', |
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'text' => 'Successful Login'},]; |
my $start_page=&Apache::loncommon::start_page('Successful Login', |
my $start_page=&Apache::loncommon::start_page('Successful Login', |
$startupremote, |
$header, |
{'no_inline_link' => 1,}); |
{'bread_crumbs' => $brcrum,}); |
my $end_page =&Apache::loncommon::end_page(); |
my $end_page =&Apache::loncommon::end_page(); |
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my $continuelink; |
my $continuelink='<a href="'.$destination.'">'.&mt('Continue').'</a>'; |
if (($env{'browser.interface'} eq 'textual') || |
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($env{'environment.remote'} eq 'off')) { |
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$continuelink="<a href=\"$lowerurl\">".&mt('Continue')."</a>"; |
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} |
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# ------------------------------------------------- Output for successful login |
# ------------------------------------------------- Output for successful login |
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&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
Line 96 sub success {
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Line 138 sub success {
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my %lt=&Apache::lonlocal::texthash( |
my %lt=&Apache::lonlocal::texthash( |
'wel' => 'Welcome', |
'wel' => 'Welcome', |
'mes' => 'Welcome to the Learning<i>Online</i> Network with CAPA. Please wait while your session is being set up', |
'pro' => 'Login problems?', |
'pro' => 'Problems', |
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'log' => 'loginproblems.html', |
'log' => 'loginproblems.html', |
); |
); |
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my $welcome = &mt('Welcome to the Learning[_1]Online[_2] Network with CAPA. Please wait while your session is being set up.','<i>','</i>'); |
$r->print(<<ENDSUCCESS); |
$r->print(<<ENDSUCCESS); |
$start_page |
$start_page |
$setflags |
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$windowinfo |
$windowinfo |
<h1>$lt{'wel'}</h1> |
<h1>$lt{'wel'}</h1> |
$lt{'mes'}.<p> |
$welcome<p> |
<a href="/adm/$lt{'log'}">$lt{'pro'}?</a></p> |
<a href="/adm/$lt{'log'}">$lt{'pro'}</a></p> |
$remoteinfo |
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$maincall |
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$continuelink |
$continuelink |
$end_page |
$end_page |
ENDSUCCESS |
ENDSUCCESS |
Line 118 ENDSUCCESS
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Line 157 ENDSUCCESS
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sub failed { |
sub failed { |
my ($r,$message,$form) = @_; |
my ($r,$message,$form) = @_; |
my $start_page = &Apache::loncommon::start_page('Unsuccessful Login',undef, |
my $start_page = &Apache::loncommon::start_page('Unsuccessful Login',undef); |
{'no_inline_link' => 1,}); |
my $retry = '/adm/login?username='.$form->{'uname'}. |
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'&domain='.$form->{'udom'}; |
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if (exists($form->{role})) { |
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$retry .= '&role='.$form->{role}; |
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} |
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if (exists($form->{symb})) { |
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$retry .= '&symb='.$form->{symb}; |
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} |
my $end_page = &Apache::loncommon::end_page(); |
my $end_page = &Apache::loncommon::end_page(); |
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$message = &mt($message); |
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my %lt=('sorry' => &mt('Sorry ...'), |
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'please' => |
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&mt('Please [_1]log in again[_2].', |
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"<a href=\"/adm/login?username=$form->{'uname'}&domain=$form->{'udom'}\">", |
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'</a>'), |
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'problemspage' => &mt('loginproblems.html'), |
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'problems' => 'Problems', |
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); |
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&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
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$r->print( |
$r->print(<<ENDFAILED); |
$start_page |
$start_page |
.'<h1>'.&mt('Sorry ...').'</h1>' |
<h1>$lt{'sorry'}</h1> |
.'<p class="LC_warning">'.&mt($message).'</p>' |
<p><b>$message</b></p> |
.'<p>'.&mt('Please [_1]log in again[_2].','<a href="'.$retry.'">','</a>') |
<p>$lt{'please'}</p> |
.'</p>' |
<p> |
.'<p><a href="/adm/loginproblems.html">'.&mt('Login problems?').'</a></p>' |
<a href="/adm/$lt{'problemspage'}">$lt{'problems'}</a></p> |
.$end_page |
$end_page |
); |
ENDFAILED |
} |
} |
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# ------------------------------------------------------------------ Rerouting! |
# ------------------------------------------------------------------ Rerouting! |
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Line 151 sub reroute {
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Line 186 sub reroute {
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my ($r) = @_; |
my ($r) = @_; |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
my $msg='<h1>Sorry ...</h1> |
my $msg='<h1>'.&mt('Sorry ...').'</h1>' |
Please <a href="/">log in again</a>.'; |
.&mt('Please [_1]log in again[_2].'); |
&Apache::loncommon::simple_error_page($r,'Rerouting',$msg); |
&Apache::loncommon::simple_error_page($r,'Rerouting',$msg); |
} |
} |
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Line 170 sub handler {
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Line 205 sub handler {
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&Apache::lonlocal::get_language_handle($r); |
&Apache::lonlocal::get_language_handle($r); |
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# -------------------------------- Prevent users from attempting to login twice |
# -------------------------------- Prevent users from attempting to login twice |
my %cookies=CGI::Cookie->parse($r->header_in('Cookie')); |
my $handle = &Apache::lonnet::check_for_valid_session($r); |
my $lonid=$cookies{'lonID'}; |
if ($handle ne '') { |
my $cookie; |
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if ($lonid) { |
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my $handle=&LONCAPA::clean_handle($lonid->value); |
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my $lonidsdir=$r->dir_config('lonIDsDir'); |
my $lonidsdir=$r->dir_config('lonIDsDir'); |
if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) { |
if ($handle=~/^publicuser\_/) { |
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# For "public user" - remove it, we apparently really want to login |
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unlink($r->dir_config('lonIDsDir')."/$handle.id"); |
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} else { |
# Indeed, a valid token is found |
# Indeed, a valid token is found |
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&Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle); |
&Apache::loncommon::content_type($r,'text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
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>') |
return OK; |
.'</p>' |
} |
.$end_page |
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); |
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return OK; |
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} |
} |
} |
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# ---------------------------------------------------- No valid token, continue |
# ---------------------------------------------------- No valid token, continue |
Line 228 ENDFAILED
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Line 267 ENDFAILED
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my $role = $r->dir_config('lonRole'); |
my $role = $r->dir_config('lonRole'); |
my $domain = $r->dir_config('lonDefDomain'); |
my $domain = $r->dir_config('lonDefDomain'); |
my $prodir = $r->dir_config('lonUsersDir'); |
my $prodir = $r->dir_config('lonUsersDir'); |
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my $contact_name = &mt('LON-CAPA helpdesk'); |
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# ---------------------------------------- Get the information from login token |
# ---------------------------------------- Get the information from login token |
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my $tmpinfo=Apache::lonnet::reply('tmpget:'.$form{'logtoken'}, |
my $tmpinfo=Apache::lonnet::reply('tmpget:'.$form{'logtoken'}, |
$form{'serverid'}); |
$form{'serverid'}); |
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if (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost')) { |
if (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost') || |
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($tmpinfo eq 'no_such_host')) { |
&failed($r,'Information needed to verify your login information is missing, inaccessible or expired.',\%form); |
&failed($r,'Information needed to verify your login information is missing, inaccessible or expired.',\%form); |
return OK; |
return OK; |
} else { |
} else { |
Line 246 ENDFAILED
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Line 287 ENDFAILED
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return OK; |
return OK; |
} |
} |
} |
} |
my ($key,$firsturl)=split(/&/,$tmpinfo); |
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if (!&Apache::lonnet::domain($form{'udom'})) { |
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&failed($r,'The domain you provided is not a valid LON-CAPA domain.',\%form); |
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return OK; |
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} |
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my ($key,$firsturl,$rolestr,$symbstr)=split(/&/,$tmpinfo); |
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if ($rolestr) { |
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$rolestr = &unescape($rolestr); |
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} |
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if ($symbstr) { |
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$symbstr= &unescape($symbstr); |
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} |
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if ($rolestr =~ /^role=/) { |
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(undef,$form{'role'}) = split('=',$rolestr); |
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} |
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if ($symbstr =~ /^symb=/) { |
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(undef,$form{'symb'}) = split('=',$symbstr); |
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} |
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my $keybin=pack("H16",$key); |
my $keybin=pack("H16",$key); |
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Line 270 ENDFAILED
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Line 329 ENDFAILED
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} |
} |
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# ---------------------------------------------------------------- Authenticate |
# ---------------------------------------------------------------- Authenticate |
my $authhost=Apache::lonnet::authenticate($form{'uname'}, |
my @cancreate; |
$upass, |
my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$form{'udom'}); |
$form{'udom'}); |
if (ref($domconfig{'usercreation'}) eq 'HASH') { |
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if (ref($domconfig{'usercreation'}{'cancreate'}) eq 'HASH') { |
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if (ref($domconfig{'usercreation'}{'cancreate'}{'selfcreate'}) eq 'ARRAY') { |
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@cancreate = @{$domconfig{'usercreation'}{'cancreate'}{'selfcreate'}}; |
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} elsif (($domconfig{'usercreation'}{'cancreate'}{'selfcreate'} ne 'none') && |
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($domconfig{'usercreation'}{'cancreate'}{'selfcreate'} ne '')) { |
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@cancreate = ($domconfig{'usercreation'}{'cancreate'}{'selfcreate'}); |
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} |
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} |
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} |
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my $defaultauth; |
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if (grep(/^login$/,@cancreate)) { |
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$defaultauth = 1; |
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} |
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my $clientcancheckhost = 1; |
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my $authhost=Apache::lonnet::authenticate($form{'uname'},$upass, |
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$form{'udom'},$defaultauth, |
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$clientcancheckhost); |
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# --------------------------------------------------------------------- Failed? |
# --------------------------------------------------------------------- Failed? |
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Line 280 ENDFAILED
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Line 356 ENDFAILED
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&failed($r,'Username and/or password could not be authenticated.', |
&failed($r,'Username and/or password could not be authenticated.', |
\%form); |
\%form); |
return OK; |
return OK; |
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} elsif ($authhost eq 'no_account_on_host') { |
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my %domconfig = |
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&Apache::lonnet::get_dom('configuration',['usercreation'],$form{'udom'}); |
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if (grep(/^login$/,@cancreate)) { |
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my $domdesc = &Apache::lonnet::domain($form{'udom'},'description'); |
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unless (&check_can_host($r,\%form,'no_account_on_host',$domdesc)) { |
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return OK; |
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} |
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my $start_page = |
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&Apache::loncommon::start_page('Create a user account in LON-CAPA'); |
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my $lonhost = $r->dir_config('lonHostID'); |
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my $origmail = $Apache::lonnet::perlvar{'lonSupportEMail'}; |
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my $contacts = |
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&Apache::loncommon::build_recipient_list(undef,'helpdeskmail', |
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$form{'udom'},$origmail); |
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my ($contact_email) = split(',',$contacts); |
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my $output = &Apache::createaccount::username_check($form{'uname'}, |
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$form{'udom'},$domdesc,'', |
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$lonhost,$contact_email,$contact_name); |
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&Apache::loncommon::content_type($r,'text/html'); |
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$r->send_http_header; |
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&Apache::createaccount::print_header($r,$start_page); |
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$r->print('<h3>'.&mt('Account creation').'</h3>'. |
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&mt('Although your username and password were authenticated, you do not currently have a LON-CAPA account at this institution.').'<br />'. |
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$output.&Apache::loncommon::end_page()); |
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return OK; |
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} else { |
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&failed($r,'Although your username and password were authenticated, you do not currently have a LON-CAPA account in this domain, and you are not permitted to create one.',\%form); |
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return OK; |
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} |
} |
} |
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if (($firsturl eq '') || |
if (($firsturl eq '') || |
Line 310 ENDFAILED
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Line 416 ENDFAILED
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} |
} |
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if ($r->dir_config("lonBalancer") eq 'yes') { |
if ($r->dir_config("lonBalancer") eq 'yes') { |
&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',undef, |
my $otherserver = &Apache::lonnet::spareserver(30000,undef,1,$form{'udom'}); |
\%form); |
if (!$otherserver) { |
$r->internal_redirect('/adm/switchserver'); |
$otherserver = &Apache::lonnet::choose_server($form{'udom'}); |
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} |
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if ($otherserver) { |
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&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',undef, |
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\%form); |
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$r->internal_redirect('/adm/switchserver?otherserver='.$otherserver.'&origurl='.$firsturl); |
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} else { |
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$r->print(&noswitch()); |
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} |
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return OK; |
} else { |
} else { |
&success($r,$form{'uname'},$form{'udom'},$authhost,$firsturl,undef, |
if (!&check_can_host($r,\%form,$authhost)) { |
\%form); |
my $otherserver = &Apache::lonnet::choose_server($form{'udom'}); |
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if ($otherserver) { |
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&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect',undef, |
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\%form); |
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$r->internal_redirect('/adm/switchserver?otherserver='.$otherserver.'&origurl='.$firsturl); |
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} else { |
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$r->print(&noswitch()); |
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} |
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return OK; |
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} |
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|
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# ------------------------------------------------------- Do the load balancing |
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|
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# ---------------------------------------------------------- Determine own load |
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my $loadlim = $r->dir_config('lonLoadLim'); |
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my $loadavg; |
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{ |
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my $loadfile=Apache::File->new('/proc/loadavg'); |
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$loadavg=<$loadfile>; |
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} |
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$loadavg =~ s/\s.*//g; |
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my $loadpercent=sprintf("%.1f",100*$loadavg/$loadlim); |
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my $userloadpercent=&Apache::lonnet::userload(); |
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|
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# ---------------------------------------------------------- Are we overloaded? |
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if ((($userloadpercent>100.0)||($loadpercent>100.0))) { |
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my $unloaded=Apache::lonnet::spareserver($loadpercent,$userloadpercent,1,$form{'udom'}); |
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if (!$unloaded) { |
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$unloaded = &Apache::lonnet::choose_server($form{'udom'}); |
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} |
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if ($unloaded) { |
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&success($r,$form{'uname'},$form{'udom'},$authhost,'noredirect', |
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undef,\%form); |
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$r->internal_redirect('/adm/switchserver?otherserver='.$unloaded.'&origurl='.$firsturl); |
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return OK; |
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} |
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} |
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&success($r,$form{'uname'},$form{'udom'},$authhost,$firsturl,undef, |
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\%form); |
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return OK; |
} |
} |
return OK; |
} |
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|
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sub check_can_host { |
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my ($r,$form,$authhost,$domdesc) = @_; |
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return unless (ref($form) eq 'HASH'); |
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my $canhost = 1; |
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my $lonhost = $r->dir_config('lonHostID'); |
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my $udom = $form->{'udom'}; |
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my @intdoms; |
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my $internet_names = &Apache::lonnet::get_internet_names($lonhost); |
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if (ref($internet_names) eq 'ARRAY') { |
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@intdoms = @{$internet_names}; |
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} |
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my $uprimary_id = &Apache::lonnet::domain($udom,'primary'); |
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my $uint_dom = &Apache::lonnet::internet_dom($uprimary_id); |
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unless ($uint_dom ne '' && grep(/^\Q$uint_dom\E$/,@intdoms)) { |
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my $machine_dom = &Apache::lonnet::host_domain($lonhost); |
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my $hostname = &Apache::lonnet::hostname($lonhost); |
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my $serverhomeID = &Apache::lonnet::get_server_homeID($hostname); |
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my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID); |
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my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom); |
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my %udomdefaults = &Apache::lonnet::get_domain_defaults($udom); |
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my $loncaparev; |
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if ($authhost eq 'no_account_on_host') { |
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$loncaparev = &Apache::lonnet::get_server_loncaparev($machine_dom); |
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} else { |
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$loncaparev = &Apache::lonnet::get_server_loncaparev($machine_dom,$lonhost); |
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} |
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$canhost = &Apache::lonnet::can_host_session($udom,$lonhost,$loncaparev, |
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$udomdefaults{'remotesessions'}, |
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$defdomdefaults{'hostedsessions'}); |
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} |
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unless ($canhost) { |
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if ($authhost eq 'no_account_on_host') { |
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my $checkloginvia = 1; |
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my ($login_host,$hostname) = |
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&Apache::lonnet::choose_server($udom,$checkloginvia); |
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&Apache::loncommon::content_type($r,'text/html'); |
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$r->send_http_header; |
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if ($login_host ne '') { |
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my $protocol = $Apache::lonnet::protocol{$login_host}; |
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$protocol = 'http' if ($protocol ne 'https'); |
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my $newurl = $protocol.'://'.$hostname.'/adm/createaccount'; |
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$r->print(&Apache::loncommon::start_page('Create a user account in LON-CAPA'). |
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'<h3>'.&mt('Account creation').'</h3>'. |
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&mt('You do not currently have a LON-CAPA account at this institution.').'<br />'. |
|
'<p>'.&mt('You will be able to create one by logging into a LON-CAPA server within the [_1] domain.',$domdesc).'</p>'. |
|
'<p>'.&mt('[_1]Log in[_2]','<a href="'.$newurl.'">','</a>'). |
|
&Apache::loncommon::end_page()); |
|
} else { |
|
$r->print(&Apache::loncommon::start_page('Access to LON-CAPA unavailable'). |
|
'<h3>'.&mt('Account creation unavailable').'</h3>'. |
|
&mt('You do not currently have a LON-CAPA account at this institution.').'<br />'. |
|
'<p>'.&mt('Currently a LON-CAPA server is not available within the [_1] domain for you to log-in to, to create an account.',$domdesc).'</p>'. |
|
&Apache::loncommon::end_page()); |
|
} |
|
} else { |
|
&success($r,$form->{'uname'},$udom,$authhost,'noredirect',undef, |
|
$form); |
|
my ($otherserver) = &Apache::lonnet::choose_server($udom); |
|
$r->internal_redirect('/adm/switchserver?otherserver='.$otherserver); |
|
} |
|
} |
|
return $canhost; |
|
} |
|
|
|
sub noswitch { |
|
my $result = &Apache::loncommon::start_page('Access to LON-CAPA unavailable'). |
|
'<h3>'.&mt('Session unavailable').'</h3>'. |
|
&mt('This LON-CAPA server is unable to host your session.').'<br />'. |
|
'<p>'.&mt('Currently no other LON-CAPA server is available to host your session either.').'</p>'. |
|
&Apache::loncommon::end_page(); |
|
return $result; |
} |
} |
|
|
1; |
1; |