--- loncom/auth/lonroles.pm 2009/07/24 02:00:28 1.230
+++ loncom/auth/lonroles.pm 2011/09/09 16:34:41 1.261
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# User Roles Screen
#
-# $Id: lonroles.pm,v 1.230 2009/07/24 02:00:28 raeburn Exp $
+# $Id: lonroles.pm,v 1.261 2011/09/09 16:34:41 bisitz Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -57,8 +57,7 @@ course they should act on, etc. Both in
handler determines via C's C<&allowed> function that a certain
action is not allowed, C is used as error handler. This
allows the user to select another role which may have permission to do
-what they were trying to do. C can also be accessed via the
-B button in the Remote Control.
+what they were trying to do.
=begin latex
@@ -138,25 +137,18 @@ use Apache::lonannounce;
use Apache::lonlocal;
use Apache::lonpageflip();
use Apache::lonnavdisplay();
+use Apache::loncoursequeueadmin;
use GDBM_File;
use LONCAPA qw(:DEFAULT :match);
use HTML::Entities;
sub redirect_user {
- my ($r,$title,$url,$msg,$launch_nav) = @_;
+ my ($r,$title,$url,$msg) = @_;
$msg = $title if (! defined($msg));
&Apache::loncommon::content_type($r,'text/html');
&Apache::loncommon::no_cache($r);
$r->send_http_header;
- my $swinfo=&Apache::lonmenu::rawconfig();
- my $navwindow;
- if ($launch_nav eq 'on') {
- $navwindow.=&Apache::lonnavdisplay::launch_win('now',undef,undef,
- ($url =~ m-^/adm/whatsnew-));
- } else {
- $navwindow.=&Apache::lonnavmaps::close();
- }
# Breadcrumbs
my $brcrum = [{'href' => $url,
@@ -171,12 +163,6 @@ sub redirect_user {
$url=~s/ /\%20/g;
$r->print(<
-//
-
-$navwindow
$msg
$end_page
ENDREDIR
@@ -217,13 +203,35 @@ sub handler {
my $now=time;
my $then=$env{'user.login.time'};
my $refresh=$env{'user.refresh.time'};
+ my $update=$env{'user.update.time'};
if (!$refresh) {
$refresh = $then;
}
+ if (!$update) {
+ $update = $then;
+ }
+
+# -------------------------------------------------------- Check for new roles
+ my $updateresult;
+ if ($env{'form.doupdate'}) {
+ my $show_course=&Apache::loncommon::show_course();
+ my $checkingtxt;
+ if ($show_course) {
+ $checkingtxt = &mt('Checking for new courses ...');
+ } else {
+ $checkingtxt = &mt('Checking for new roles ...');
+ }
+ $updateresult = '
'.$checkingtxt.'
';
+ $updateresult .= &update_session_roles();
+ &Apache::lonnet::appenv({'user.update.time' => $now});
+ $update = $now;
+ }
+
my $envkey;
my %dcroles = ();
- my $numdc = &check_fordc(\%dcroles,$then);
+ my $numdc = &check_fordc(\%dcroles,$update,$then);
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
+ my $loncaparev = $Apache::lonnet::perlvar{'lonVersion'};
# ================================================================== Roles Init
if ($env{'form.selectrole'}) {
@@ -237,8 +245,17 @@ sub handler {
if ($env{'request.course.id'}) {
# Check if user is CC trying to select a course role
if ($env{'form.switchrole'}) {
- if (!defined($env{'user.role.'.$env{'form.switchrole'}})) {
- &adhoc_course_role($then);
+ my $switch_is_active;
+ if (defined($env{'user.role.'.$env{'form.switchrole'}})) {
+ my ($start,$end) = split(/\./,$env{'user.role.'.$env{'form.switchrole'}});
+ if (!$end || $end > $now) {
+ if (!$start || $start < $update) {
+ $switch_is_active = 1;
+ }
+ }
+ }
+ unless ($switch_is_active) {
+ &adhoc_course_role($refresh,$update,$then);
}
}
my %temp=('logout_'.$env{'request.course.id'} => time);
@@ -255,12 +272,12 @@ sub handler {
# Check if user is a DC trying to enter a course or author space and needs privs to be created
if ($numdc > 0) {
foreach my $envkey (keys %env) {
-# Is this an ad-hoc CC-role?
- if (my ($domain,$coursenum) =
- ($envkey =~ m-^form\.cc\./($match_domain)/($match_courseid)$-)) {
+# Is this an ad-hoc Coordinator role?
+ if (my ($ccrole,$domain,$coursenum) =
+ ($envkey =~ m-^form\.(cc|co)\./($match_domain)/($match_courseid)$-)) {
if ($dcroles{$domain}) {
&Apache::lonnet::check_adhoc_privs($domain,$coursenum,
- $then,$refresh,$now,'cc');
+ $update,$refresh,$now,$ccrole);
}
last;
}
@@ -273,7 +290,7 @@ sub handler {
my ($server_status,$home) = &check_author_homeserver($user,$domain);
if ($server_status eq 'switchserver') {
my $trolecode = 'au./'.$domain.'/';
- my $switchserver = '/adm/switchserver?otherserver='.$home.'&role='.$trolecode;
+ my $switchserver = '/adm/switchserver?otherserver='.$home.'&role='.$trolecode;
$r->internal_redirect($switchserver);
}
last;
@@ -284,7 +301,7 @@ sub handler {
my ($server_status,$home) = &check_author_homeserver($user,$domain);
if ($server_status eq 'switchserver') {
my $trolecode = 'ca./'.$domain.'/'.$user;
- my $switchserver = '/adm/switchserver?otherserver='.$home.'&role='.$trolecode;
+ my $switchserver = '/adm/switchserver?otherserver='.$home.'&role='.$trolecode;
$r->internal_redirect($switchserver);
}
last;
@@ -300,12 +317,12 @@ sub handler {
if ($dcroles{$domain}) {
my ($server_status,$home) = &check_author_homeserver($user,$domain);
if (($server_status eq 'ok') || ($server_status eq 'switchserver')) {
- &Apache::lonnet::check_adhoc_privs($domain,$user,$then,
+ &Apache::lonnet::check_adhoc_privs($domain,$user,$update,
$refresh,$now,'ca');
if ($server_status eq 'switchserver') {
my $trolecode = 'ca./'.$domain.'/'.$user;
my $switchserver = '/adm/switchserver?'
- .'otherserver='.$home.'&role='.$trolecode;
+ .'otherserver='.$home.'&role='.$trolecode;
$r->internal_redirect($switchserver);
}
} else {
@@ -322,12 +339,48 @@ sub handler {
foreach $envkey (keys %env) {
next if ($envkey!~/^user\.role\./);
my ($where,$trolecode,$role,$tstatus,$tend,$tstart);
- &Apache::lonnet::role_status($envkey,$then,$refresh,$now,\$role,\$where,
+ &Apache::lonnet::role_status($envkey,$update,$refresh,$now,\$role,\$where,
\$trolecode,\$tstatus,\$tstart,\$tend);
if ($env{'form.'.$trolecode}) {
if ($tstatus eq 'is') {
$where=~s/^\///;
my ($cdom,$cnum,$csec)=split(/\//,$where);
+ if (($cnum) && ($role ne 'ca') && ($role ne 'aa')) {
+ my $home = $env{'course.'.$cdom.'_'.$cnum.'.home'};
+ my @ids = &Apache::lonnet::current_machine_ids();
+ unless ($loncaparev eq '' && $home && grep(/^\Q$home\E$/,@ids)) {
+ my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
+ if ($curr_reqd_hash{'internal.releaserequired'} ne '') {
+ my ($switchserver,$switchwarning) =
+ &check_release_required($loncaparev,$cdom.'_'.$cnum,$trolecode,$curr_reqd_hash{'internal.releaserequired'});
+ if ($switchwarning ne '' || $switchserver ne '') {
+ &Apache::loncommon::content_type($r,'text/html');
+ &Apache::loncommon::no_cache($r);
+ $r->send_http_header;
+ my $end_page=&Apache::loncommon::end_page();
+ $r->print(&Apache::loncommon::start_page('Selected course unavailable on this server').
+ '
'.
- &mt('As your session file for the course has expired, you will need to re-select the course.').'
');
+ &mt('As your session file for the course or community has expired, you will need to re-select it.').'');
} else {
$r->print(
'
'.
- &mt('You need to choose another user role or enter a specific course for this function').'
');
+ &mt('You need to choose another user role or enter a specific course or community for this function.').
+ '');
}
}
}
-# -------------------------------------------------------- Choice or no choice?
if ($nochoose) {
$r->print("
".&mt('Sorry ...')."
\n".
&mt('This action is currently not authorized.').''.
&Apache::loncommon::end_page());
return OK;
} else {
+ $r->print($updateresult);
if (($ENV{'REDIRECT_QUERY_STRING'}) && ($fn)) {
$fn.='?'.$ENV{'REDIRECT_QUERY_STRING'};
}
@@ -694,36 +758,73 @@ ENDHEADER
$r->print('');
$r->print('');
}
+ $r->rflush();
my (%roletext,%sortrole,%roleclass,%futureroles,%timezones);
my ($countactive,$countfuture,$inrole,$possiblerole) =
- &gather_roles($then,$refresh,$now,$reinit,$nochoose,\%roletext,\%sortrole,\%roleclass,
- \%futureroles,\%timezones);
-
+ &gather_roles($update,$refresh,$now,$reinit,$nochoose,\%roletext,\%sortrole,\%roleclass,
+ \%futureroles,\%timezones,$loncaparev);
$refresh = $now;
&Apache::lonnet::appenv({'user.refresh.time' => $refresh});
+ my $updatebutton = &mt('Check for role changes');
+ my $show_course=&Apache::loncommon::show_course();
+ if ($show_course) {
+ $updatebutton = &mt('Check for new courses');
+ }
+ my $do_update;
+ unless (($env{'form.source'} eq 'login') || ($env{'form.doupdate'})) {
+ $do_update = ''.
+ '';
+ }
if ($env{'user.adv'}) {
- $r->print(
- '');
+ my $showall = '
');
}
- $r->print(&Apache::loncommon::end_data_table());
}
return;
}
@@ -1262,7 +1419,7 @@ sub privileges_info {
}
sub build_roletext {
- my ($trolecode,$tdom,$trest,$tstatus,$tryagain,$advanced,$tremark,$tbg,$trole,$twhere,$tpstart,$tpend,$nochoose,$button,$switchserver,$reinit) = @_;
+ my ($trolecode,$tdom,$trest,$tstatus,$tryagain,$advanced,$tremark,$tbg,$trole,$twhere,$tpstart,$tpend,$nochoose,$button,$switchserver,$reinit,$switchwarning) = @_;
my ($roletext,$roletext_end);
my $is_dc=($trolecode =~ m/^dc\./);
my $rowspan=($is_dc) ? ''
@@ -1280,6 +1437,13 @@ sub build_roletext {
} else {
$roletext.=('
'.
''.&mt("No suitable server could be found amongst servers in your own domain (which is also the course's domain).");
+ }
+ } else {
+ $otherserver = $userdomserver;
+ }
+ }
+ if ($otherserver ne '') {
+ $switchserver = 'otherserver='.$otherserver.'&role='.$trolecode;
+ }
+ }
+ }
+ return ($switchserver,$warning);
+}
+
+sub update_content_constraints {
+ my ($cdom,$cnum,$chome,$cid) = @_;
+ my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
+ my ($reqdmajor,$reqdminor) = split(/\./,$curr_reqd_hash{'internal.releaserequired'});
+ my %checkresponsetypes;
+ foreach my $key (keys(%Apache::lonnet::needsrelease)) {
+ my ($item,$name,$value) = split(/:/,$key);
+ if ($item eq 'resourcetag') {
+ if ($name eq 'responsetype') {
+ $checkresponsetypes{$value} = $Apache::lonnet::needsrelease{$key}
+ }
+ }
+ }
+ my $navmap = Apache::lonnavmaps::navmap->new();
+ if (defined($navmap)) {
+ my %allresponses;
+ foreach my $res ($navmap->retrieveResources(undef,sub { $_[0]->is_problem() },1,0)) {
+ my %responses = $res->responseTypes();
+ foreach my $key (keys(%responses)) {
+ next unless(exists($checkresponsetypes{$key}));
+ $allresponses{$key} += $responses{$key};
+ }
+ }
+ foreach my $key (keys(%allresponses)) {
+ my ($major,$minor) = split(/\./,$checkresponsetypes{$key});
+ if (($major > $reqdmajor) || ($major == $reqdmajor && $minor > $reqdminor)) {
+ ($reqdmajor,$reqdminor) = ($major,$minor);
+ }
+ }
+ undef($navmap);
+ }
+ unless (($reqdmajor eq '') && ($reqdminor eq '')) {
+ &Apache::lonnet::update_released_required($reqdmajor.'.'.$reqdminor,$cdom,$cnum,$chome,$cid);
+ }
+ return;
+}
+
sub courselink {
my ($dcdom,$rowtype) = @_;
my $courseform=&Apache::loncommon::selectcourse_link
('rolechoice','dccourse'.$rowtype.'_'.$dcdom,
'dcdomain'.$rowtype.'_'.$dcdom,'coursedesc'.$rowtype.'_'.
- $dcdom,$dcdom,undef);
+ $dcdom,$dcdom,undef,'Course/Community');
my $hiddenitems = ''.
''.
''.
@@ -1469,8 +1736,8 @@ sub courselink {
sub coursepick_jscript {
my %lt = &Apache::lonlocal::texthash(
- plsu => "Please use the 'Select Course' link to open a separate pick course window where you may select the course you wish to enter.",
- youc => 'You can only use this screen to select courses in the current domain.',
+ plsu => "Please use the 'Select Course/Community' link to open a separate pick course window where you may select the course or community you wish to enter.",
+ youc => 'You can only use this screen to select courses and communities in the current domain.',
);
my $verify_script = <<"END";