--- loncom/auth/lonroles.pm 2016/10/27 22:53:48 1.269.2.28 +++ loncom/auth/lonroles.pm 2014/05/20 20:36:16 1.304 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # User Roles Screen # -# $Id: lonroles.pm,v 1.269.2.28 2016/10/27 22:53:48 raeburn Exp $ +# $Id: lonroles.pm,v 1.304 2014/05/20 20:36:16 musolffc Exp $ # # Copyright Michigan State University Board of Trustees # @@ -143,7 +143,7 @@ use Apache::lonrss; use GDBM_File; use LONCAPA qw(:DEFAULT :match); use HTML::Entities; - + sub redirect_user { my ($r,$title,$url,$msg) = @_; @@ -151,7 +151,6 @@ sub redirect_user { &Apache::loncommon::content_type($r,'text/html'); &Apache::loncommon::no_cache($r); $r->send_http_header; - my $swinfo=&Apache::lonmenu::rawconfig(); # Breadcrumbs my $brcrum = [{'href' => $url, @@ -166,11 +165,6 @@ sub redirect_user { $url=~s/ /\%20/g; $r->print(< -// -

$msg

$end_page ENDREDIR @@ -208,9 +202,12 @@ sub handler { my $r = shift; - # Check for critical messages and redirect if present. + # Check for critical messages and redirect if present. + print STDERR "crit check\n"; my ($redirect,$url) = &Apache::loncommon::critical_redirect(300); + print STDERR "(redirect, url) = $redirect, $url\n"; if ($redirect) { + print STDERR "check passed. Redirecting to $url\n"; &Apache::loncommon::content_type($r,'text/html'); $r->header_out(Location => $url); return REDIRECT; @@ -229,7 +226,7 @@ sub handler { &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}); -# -------------------------------------------------- Check if setting hot list +# -------------------------------------------------- Check if setting hot list my $hotlist; if ($env{'form.action'} eq 'verify_and_change_rolespref') { $hotlist = &Apache::lonpreferences::verify_and_change_rolespref($r); @@ -260,9 +257,10 @@ sub handler { my $envkey; my %dcroles = (); - my %dhroles = (); - my ($numdc,$numdh,$numadhoc) = &check_for_adhoc(\%dcroles,\%dhroles,$update,$then); + my $numdc = &check_fordc(\%dcroles,$update,$then); +#my $loncaparev = $Apache::lonnet::perlvar{'lonVersion'}; my $loncaparev = $r->dir_config('lonVersion'); + print STDERR "loncaparev set ||$loncaparev||\n"; # ================================================================== Roles Init if ($env{'form.selectrole'}) { @@ -270,15 +268,8 @@ sub handler { my $locknum=&Apache::lonnet::get_locks(); if ($locknum) { return 409; } - my $custom_adhoc; if ($env{'form.newrole'}) { $env{'form.'.$env{'form.newrole'}}=1; -# Check if this is a Domain Helpdesk role trying to enter a course - if ($env{'form.newrole'} =~ m{^cr/($match_domain)/\1\-domainconfig/\w+\./\1/$match_courseid$}) { - if ($dhroles{$1}) { - $custom_adhoc = 1; - } - } } if ($env{'request.course.id'}) { # Check if user is CC trying to select a course role @@ -300,138 +291,83 @@ sub handler { &Apache::lonnet::put('email_status',\%temp); &Apache::lonnet::delenv('user.state.'.$env{'request.course.id'}); } - &Apache::lonnet::appenv({"request.course.id" => '', - "request.course.fn" => '', - "request.course.uri" => '', - "request.course.sec" => '', - "request.course.tied" => '', - "request.course.timechecked" => '', - "request.role" => 'cm', - "request.role.adv" => $env{'user.adv'}, - "request.role.domain" => $env{'user.domain'}}); -# Check if Domain Helpdesk role trying to enter a course needs privs to be created - if ($env{'form.newrole'} =~ m{^cr/($match_domain)/\1\-domainconfig/(\w+)\./\1/($match_courseid)$}) { - my $cdom = $1; - my $rolename = $2; - my $cnum = $3; - if ($custom_adhoc) { - my %adhocroles = &Apache::lonnet::userenvironment($env{'user.domain'},$env{'user.name'}, - 'adhocroles.'.$cdom); - if (keys(%adhocroles)) { - my @adhoc = split(',',$adhocroles{'adhocroles.'.$cdom}); - if (grep(/^\Q$rolename\E$/,@adhoc)) { - if (&Apache::lonnet::check_adhoc_privs($cdom,$cnum,$update,$refresh,$now, - "cr/$cdom/$cdom".'-domainconfig/'.$rolename)) { - &Apache::lonnet::appenv({"environment.internal.$cdom.$cnum.cr/$cdom/$cdom".'-domainconfig/'."$rolename.adhoc" => time}); - } - } - } - } - } elsif (($numdc > 0) || ($numdh > 0)) { + &Apache::lonnet::appenv({"request.course.id" => '', + "request.course.fn" => '', + "request.course.uri" => '', + "request.course.sec" => '', + "request.course.tied" => '', + "request.role" => 'cm', + "request.role.adv" => $env{'user.adv'}, + "request.role.domain" => $env{'user.domain'}}); # Check if user is a DC trying to enter a course or author space and needs privs to be created -# Check if user is a DH trying to enter a course and needs privs to be created + if ($numdc > 0) { foreach my $envkey (keys(%env)) { - if ($numdc) { # Is this an ad-hoc Coordinator role? - if (my ($ccrole,$domain,$coursenum) = - ($envkey =~ m-^form\.(cc|co)\./($match_domain)/($match_courseid)$-)) { - if ($dcroles{$domain}) { - if (&Apache::lonnet::check_adhoc_privs($domain,$coursenum, - $update,$refresh,$now,$ccrole)) { - &Apache::lonnet::appenv({"environment.internal.$domain.$coursenum.$ccrole.adhoc" => time}); - } + if (my ($ccrole,$domain,$coursenum) = + ($envkey =~ m-^form\.(cc|co)\./($match_domain)/($match_courseid)$-)) { + if ($dcroles{$domain}) { + if (&Apache::lonnet::check_adhoc_privs($domain,$coursenum, + $update,$refresh,$now,$ccrole)) { + &Apache::lonnet::appenv({"environment.internal.$domain.$coursenum.$ccrole.adhoc" => time}); } - last; } + last; + } # Is this an ad-hoc CA-role? - if (my ($domain,$user) = - ($envkey =~ m-^form\.ca\./($match_domain)/($match_username)$-)) { - if (($domain eq $env{'user.domain'}) && ($user eq $env{'user.name'})) { - delete($env{$envkey}); - $env{'form.au./'.$domain.'/'} = 1; + if (my ($domain,$user) = + ($envkey =~ m-^form\.ca\./($match_domain)/($match_username)$-)) { + if (($domain eq $env{'user.domain'}) && ($user eq $env{'user.name'})) { + delete($env{$envkey}); + $env{'form.au./'.$domain.'/'} = 1; + 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; + $r->internal_redirect($switchserver); + return OK; + } + last; + } + if (my ($castart,$caend) = ($env{'user.role.ca./'.$domain.'/'.$user} =~ /^(\d*)\.(\d*)$/)) { + if (((($castart) && ($castart < $now)) || !$castart) && + ((!$caend) || (($caend) && ($caend > $now)))) { my ($server_status,$home) = &check_author_homeserver($user,$domain); if ($server_status eq 'switchserver') { - my $trolecode = 'au./'.$domain.'/'; + my $trolecode = 'ca./'.$domain.'/'.$user; my $switchserver = '/adm/switchserver?otherserver='.$home.'&role='.$trolecode; $r->internal_redirect($switchserver); return OK; } last; } - if (my ($castart,$caend) = ($env{'user.role.ca./'.$domain.'/'.$user} =~ /^(\d*)\.(\d*)$/)) { - if (((($castart) && ($castart < $now)) || !$castart) && - ((!$caend) || (($caend) && ($caend > $now)))) { - my ($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; - $r->internal_redirect($switchserver); - return OK; - } - last; - } - } - # Check if author blocked ca-access - my %blocked=&Apache::lonnet::get('environment',['domcoord.author'],$domain,$user); - if ($blocked{'domcoord.author'} eq 'blocked') { - delete($env{$envkey}); - $env{'user.error.msg'}=':::1:User '.$user.' in domain '.$domain.' blocked domain coordinator access'; - last; - } - if ($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,$user,$update, - $refresh,$now,'ca'); - if ($server_status eq 'switchserver') { - my $trolecode = 'ca./'.$domain.'/'.$user; - my $switchserver = '/adm/switchserver?' - .'otherserver='.$home.'&role='.$trolecode; - $r->internal_redirect($switchserver); - return OK; - } - } else { - delete($env{$envkey}); - } - } else { - delete($env{$envkey}); - } + } + # Check if author blocked ca-access + my %blocked=&Apache::lonnet::get('environment',['domcoord.author'],$domain,$user); + if ($blocked{'domcoord.author'} eq 'blocked') { + delete($env{$envkey}); + $env{'user.error.msg'}=':::1:User '.$user.' in domain '.$domain.' blocked domain coordinator access'; last; } - } - if ($numdh) { -# Is this an ad hoc custom role in a course/community? - if (my ($domain,$rolename,$coursenum) = ($envkey =~ m{^form\.cr/($match_domain)/\1\-domainconfig/(\w+)\./\1/($match_courseid)$})) { - if ($dhroles{$domain}) { - my @adhoc; - if ($env{'environment.adhocroles.'.$domain}) { - @adhoc = split(',',$env{'environment.adhocroles.'.$domain}); - } else { - my %adhocroles = &Apache::lonnet::userenvironment($env{'user.domain'},$env{'user.name'}, - 'adhocroles.'.$domain); - if (keys(%adhocroles)) { - @adhoc = split(',',$adhocroles{'adhocroles.'.$domain}); - } - } - if ((@adhoc > 0) && ($rolename ne '')) { - if (grep(/^\Q$rolename\E$/,@adhoc)) { - if (&Apache::lonnet::check_adhoc_privs($domain,$coursenum,$update,$refresh,$now, - "cr/$domain/$domain".'-domainconfig/'.$rolename)) { - &Apache::lonnet::appenv({"environment.internal.$domain.$coursenum.cr/$domain/$domain". - '-domainconfig/'."$rolename.adhoc" => time}); - } - } else { - delete($env{$envkey}); - } - } else { - delete($env{$envkey}); + 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,$update, + $refresh,$now,'ca'); + if ($server_status eq 'switchserver') { + my $trolecode = 'ca./'.$domain.'/'.$user; + my $switchserver = '/adm/switchserver?' + .'otherserver='.$home.'&role='.$trolecode; + $r->internal_redirect($switchserver); + return OK; } } else { delete($env{$envkey}); } - last; + } else { + delete($env{$envkey}); } - } + last; + } } } @@ -451,13 +387,30 @@ sub handler { my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired'); if ($curr_reqd_hash{'internal.releaserequired'} ne '') { my ($switchserver,$switchwarning) = - &Apache::loncommon::check_release_required($loncaparev,$cdom.'_'.$cnum,$trolecode, - $curr_reqd_hash{'internal.releaserequired'}); + &check_release_required($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; - $r->print(&Apache::loncommon::check_release_result($switchwarning,$switchserver)); + my $end_page=&Apache::loncommon::end_page(); + $r->print(&Apache::loncommon::start_page('Selected course unavailable on this server'). + '

'); + if ($switchwarning) { + $r->print($switchwarning.'
'); + if (&Apache::loncommon::show_course()) { + $r->print(&mt('Display courses')); + } else { + $r->print(&mt('Display roles')); + } + $r->print(''); + } elsif ($switchserver) { + $r->print(&mt('This course requires a newer version of LON-CAPA than is installed on this server.'). + '
'. + ''. + &mt('Switch Server'). + ''); + } + $r->print('

'.&Apache::loncommon::end_page()); return OK; } } @@ -580,10 +533,10 @@ ENDENTERKEY if (($cnum) && ($role ne 'ca') && ($role ne 'aa')) { my $msg; - my ($furl,$ferr)= - &Apache::lonuserstate::readmap($cdom.'/'.$cnum); + my ($furl,$ferr)= + &Apache::lonuserstate::readmap($cdom.'/'.$cnum); unless ($ferr) { - unless (($env{'form.switchrole'}) || + unless (($env{'form.switchrole'}) || ($env{"environment.internal.$cdom.$cnum.$role.adhoc"})) { &Apache::lonnet::put('nohist_crslastlogin', {$env{'user.name'}.':'.$env{'user.domain'}. @@ -606,7 +559,7 @@ ENDENTERKEY } if (($env{'form.orgurl'}) && ($env{'form.orgurl'}!~/^\/adm\/flip/) && - ($env{'form.orgurl'} ne '/adm/roles')) { + ($env{'form.orgurl'} ne '/adm/roles')) { my $dest=$env{'form.orgurl'}; if ($env{'form.symb'}) { if ($dest =~ /\?/) { @@ -672,7 +625,7 @@ ENDENTERKEY if ($env{'request.role.adv'}) { $dest = &Apache::lonenc::unencrypted($dest); if ($destsymb eq '') { - ($destsymb) = ($dest =~ /(?:\?|\&)symb=([^\&]*)/); + ($destsymb) = ($dest =~ /(?:\?|\&)symb=([^\&]*)/); $destsymb = &unescape($destsymb); } } @@ -697,7 +650,7 @@ ENDENTERKEY } } } - unless (($dest =~ m{^/enc/}) || ($dest =~ /(\?|\&)symb=.+___\d+___.+/)) { + unless (($dest =~ m{^/enc/}) || ($dest =~ /(\?|\&)symb=.+___\d+___.+/)) { if (($destsymb ne '') && ($destsymb !~ m{^/enc/})) { my $esc_symb = &escape($destsymb); $dest .= '?symb='.$esc_symb; @@ -725,7 +678,6 @@ ENDENTERKEY } } # Are we allowed to look at the first resource? - my $access; if ($furl =~ m{^(/adm/wrapper|)/ext/}) { # If it's an external resource, # strip off the symb argument and possible query @@ -733,16 +685,14 @@ ENDENTERKEY # Unencode $symb $symb = &unescape($symb); # Then check for permission - $access = &Apache::lonnet::allowed('bre',$exturl,$symb); + if (!&Apache::lonnet::allowed('bre',$exturl,$symb)) { + $furl = &Apache::lonpageflip::first_accessible_resource(); + } # For other resources just check for permission - } else { - $access = &Apache::lonnet::allowed('bre',$furl); - } - if (!$access) { + } elsif (!&Apache::lonnet::allowed('bre',$furl)) { $furl = &Apache::lonpageflip::first_accessible_resource(); - } elsif ($access eq 'B') { - $furl = '/adm/navmaps?showOnlyHomework=1'; } + $msg = &mt('Entering [_1] ...', $env{'course.'.$cdom.'_'.$cnum.'.description'}); &redirect_user($r, &mt('Entering [_1]', @@ -772,12 +722,6 @@ ENDENTERKEY $redirect_url); return OK; } - if ($role eq 'dh') { - my $redirect_url = '/adm/menu/'; - &redirect_user($r,&mt('Loading Domain Helpdesk Menu'), - $redirect_url); - return OK; - } if ($role eq 'sc') { my $redirect_url = '/adm/grades?command=scantronupload'; &redirect_user($r,&mt('Loading Data Upload Page'), @@ -806,7 +750,7 @@ ENDENTERKEY $crumbtext = 'Courses'; $pagetitle = 'My Courses'; $recent = &mt('Recent Courses'); - $standby = &mt('Course selected. Please stand by.'); + $standby = &mt('Course selected. Please stand by.'); } my $brcrum =[{href=>"/adm/roles",text=>$crumbtext}]; @@ -814,20 +758,14 @@ ENDENTERKEY my $showcount = &roles_from_env(\%roles_in_env,$update); my $swinfo=&Apache::lonmenu::rawconfig(); + my $start_page=&Apache::loncommon::start_page($pagetitle,undef,{bread_crumbs=>$brcrum}); my %domdefs=&Apache::lonnet::get_domain_defaults($env{'user.domain'}); my $cattype = 'std'; if ($domdefs{'catauth'}) { $cattype = $domdefs{'catauth'}; } my $funcs = &get_roles_functions($showcount,$cattype); - my $crumbsright; - if ($env{'browser.mobile'}) { - $crumbsright = $funcs; - undef($funcs); - } - my $start_page=&Apache::loncommon::start_page($pagetitle,undef,{bread_crumbs=>$brcrum, - bread_crumbs_component=>$crumbsright}); - &js_escape(\$standby); + $standby=~s/\n/\\n/g; my $noscript='
'.&mt('Use of LON-CAPA requires Javascript to be enabled in your web browser.').'
'.&mt('As this is not the case, most functionality in the system will be unavailable.').'
'; $r->print(<print($showresult); } elsif ($env{'form.state'} eq 'queued') { @@ -993,7 +931,12 @@ ENDHEADER # No active roles if ($countactive==0) { - &requestcourse_advice($r,$cattype,$inrole); + if ($inrole) { + $r->print('

'.&mt('Currently no additional roles, courses or communities').'

'); + } else { + $r->print('

'.&mt('Currently no active roles, courses or communities').'

'); + } + &requestcourse_advice($r,$cattype); $r->print(''); if ($countfuture) { $r->print(&mt('The following [quant,_1,role,roles] will become active in the future:',$countfuture)); @@ -1025,7 +968,7 @@ ENDHEADER } # ----------------------------------------------------------------------- Table - if (($numdc > 0) || (($numdh > 0) && ($numadhoc > 0))) { + if ($numdc > 0) { $r->print(&coursepick_jscript()); $r->print(&Apache::loncommon::coursebrowser_javascript(). &Apache::loncommon::authorbrowser_javascript()); @@ -1058,12 +1001,9 @@ ENDHEADER $roletext{'user.role.'.$role}->[1]. &Apache::loncommon::end_data_table_row(); } - if ($role =~ m{^dc\./($match_domain)/$} + if ($role =~ m{dc\./($match_domain)/} && $dcroles{$1}) { $output .= &adhoc_roles_row($1,'recent'); - } elsif ($role =~ m{^dh\./($match_domain)/$} - && ($env{'environment.adhocroles.'.$1} ne '')) { - $output .= &adhoc_customroles_row($1,'recent'); } } elsif ($numdc > 0) { unless ($role =~/^error\:/) { @@ -1137,7 +1077,11 @@ ENDHEADER my $esc_dom = &HTML::Entities::encode($env{'user.domain'},'"<>&'); $r->print('

' .&mt('This LON-CAPA server is version [_1]',$r->dir_config('lonVersion')) - .'

'); + .'
' + .''.&mt('Logout').'  ' + .'' + .&mt('Course/Community Catalog') + .'

'); } $r->print(&Apache::loncommon::end_page()); return OK; @@ -1281,7 +1225,7 @@ sub gather_roles { my $required = $env{'course.'.$tcourseid.'.internal.releaserequired'}; if ($required ne '') { ($switchserver,$switchwarning) = - &Apache::loncommon::check_release_required($loncaparev,$tcourseid,$trolecode,$required); + &check_release_required($loncaparev,$tcourseid,$trolecode,$required); if ($switchserver || $switchwarning) { $button = 0; } @@ -1304,7 +1248,7 @@ sub gather_roles { my $required = $newhash{'internal.releaserequired'}; if ($required ne '') { ($switchserver,$switchwarning) = - &Apache::loncommon::check_release_required($loncaparev,$tcourseid,$trolecode,$required); + &check_release_required($loncaparev,$tcourseid,$trolecode,$required); if ($switchserver || $switchwarning) { $button = 0; } @@ -1405,7 +1349,7 @@ sub roletable_headers { my $doheaders; if ((ref($sortrole) eq 'HASH') && (ref($roleclass) eq 'HASH')) { $r->print('
' - .&Apache::loncommon::start_data_table('LC_textsize_mobile') + .&Apache::loncommon::start_data_table() .&Apache::loncommon::start_data_table_header_row() ); if (!$nochoose) { $r->print(' '); } @@ -1454,15 +1398,12 @@ sub print_rolerows { &Apache::loncommon::end_data_table_row(); } } - if ($sortrole->{$which} =~ m{^user\.role\.dc\./($match_domain)/}) { + if ($sortrole->{$which} =~ m-dc\./($match_domain)/-) { if (ref($dcroles) eq 'HASH') { if ($dcroles->{$1}) { $output .= &adhoc_roles_row($1,''); } } - } elsif (($sortrole->{$which} =~ m{^user\.role\.dh\./($match_domain)/}) && - ($env{'environment.adhocroles.'.$1} ne '')) { - $output .= &adhoc_customroles_row($1,''); } } } @@ -1508,26 +1449,29 @@ sub findcourse_advice { } sub requestcourse_advice { - my ($r,$cattype,$inrole) = @_; + my ($r,$cattype) = @_; my $domdesc = &Apache::lonnet::domain($env{'user.domain'},'description'); my $esc_dom = &HTML::Entities::encode($env{'user.domain'},'"<>&'); - my (%can_request,%request_doms,$output); + my (%can_request,%request_doms); &Apache::lonnet::check_can_request($env{'user.domain'},\%can_request,\%request_doms); if (keys(%request_doms) > 0) { my ($types,$typename) = &Apache::loncommon::course_types(); if ((ref($types) eq 'ARRAY') && (ref($typename) eq 'HASH')) { + $r->print('

'.&mt('Request creation of a course or community').'

'. + '

'.&mt('You have rights to request the creation of courses and/or communities in the following domain(s):').'

'.&mt('Use the [_1]request form[_2] to submit a request for creation of a new course or community.','','').'

'); } } elsif (!$env{'user.adv'}) { - if ($inrole) { - $r->print('

'.&mt('Currently no additional roles, courses or communities').'

'); - } else { - $r->print('

'.&mt('Currently no active roles, courses or communities').'

'); - } &findcourse_advice($r,$cattype); } return; @@ -1719,42 +1648,29 @@ sub check_author_homeserver { } } -sub check_for_adhoc { - my ($dcroles,$dhroles,$update,$then) = @_; +sub check_fordc { + my ($dcroles,$update,$then) = @_; my $numdc = 0; - my $numdh = 0; - my $numadhoc = 0; - my $num_custom_adhoc = 0; if ($env{'user.adv'}) { - foreach my $envkey (sort(keys(%env))) { - if ($envkey=~/^user\.role\.(dc|dh)\.\/($match_domain)\/$/) { - my $role = $1; - my $roledom = $2; - my $liverole = 1; + foreach my $envkey (sort keys %env) { + if ($envkey=~/^user\.role\.dc\.\/($match_domain)\/$/) { + my $dcdom = $1; + my $livedc = 1; my ($tstart,$tend)=split(/\./,$env{$envkey}); my $limit = $update; - if ((($role eq 'dc') && ($env{'request.role'} eq 'dc./'.$roledom.'/')) || - (($role eq 'dh') && ($env{'request.role'} eq 'dh./'.$roledom.'/'))) { + if ($env{'request.role'} eq 'dc./'.$dcdom.'/') { $limit = $then; } - if ($tstart && $tstart>$limit) { $liverole = 0; } - if ($tend && $tend <$limit) { $liverole = 0; } - if ($liverole) { - if ($role eq 'dc') { - $dcroles->{$roledom} = $envkey; - $numdc++; - } else { - $dhroles->{$roledom} = $envkey; - if ($env{'environment.adhocroles.'.$roledom} ne '') { - $numadhoc ++; - } - $numdh++; - } + if ($tstart && $tstart>$limit) { $livedc = 0; } + if ($tend && $tend <$limit) { $livedc = 0; } + if ($livedc) { + $$dcroles{$dcdom} = $envkey; + $numdc++; } } } } - return ($numdc,$numdh,$numadhoc); + return $numdc; } sub adhoc_course_role { @@ -1845,26 +1761,77 @@ sub check_forcc { return $is_cc; } +sub check_release_required { + my ($loncaparev,$tcourseid,$trolecode,$required) = @_; + my ($switchserver,$warning); + if ($required ne '') { + my ($reqdmajor,$reqdminor) = ($required =~ /^(\d+)\.(\d+)$/); + my ($major,$minor) = ($loncaparev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?$/); + print STDERR "version: required ||$required|| loncaparev ||$loncaparev||\n"; + if ($reqdmajor ne '' && $reqdminor ne '') { + my $otherserver; + if (($major eq '' && $minor eq '') || + (($reqdmajor > $major) || (($reqdmajor == $major) && ($reqdminor > $minor)))) { + my ($userdomserver) = &Apache::lonnet::choose_server($env{'user.domain'},undef,$required,1); + my $switchlcrev = + &Apache::lonnet::get_server_loncaparev($env{'user.domain'}, + $userdomserver); + my ($swmajor,$swminor) = ($switchlcrev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?$/); + if (($swmajor eq '' && $swminor eq '') || ($reqdmajor > $swmajor) || + (($reqdmajor == $swmajor) && ($reqdminor > $swminor))) { + my $cdom = $env{'course.'.$tcourseid.'.domain'}; + if ($cdom ne $env{'user.domain'}) { + my ($coursedomserver,$coursehostname) = &Apache::lonnet::choose_server($cdom,undef,$required,1); + my $serverhomeID = &Apache::lonnet::get_server_homeID($coursehostname); + my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID); + my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom); + my %udomdefaults = &Apache::lonnet::get_domain_defaults($env{'user.domain'}); + my $remoterev = &Apache::lonnet::get_server_loncaparev($serverhomedom,$coursedomserver); + my $canhost = + &Apache::lonnet::can_host_session($env{'user.domain'}, + $coursedomserver, + $remoterev, + $udomdefaults{'remotesessions'}, + $defdomdefaults{'hostedsessions'}); + + if ($canhost) { + $otherserver = $coursedomserver; + } else { + $warning = &mt('Requires LON-CAPA version [_1].',$env{'course.'.$tcourseid.'.internal.releaserequired'}).'
'. &mt("No suitable server could be found amongst servers in either your own domain or in the course's domain."); + } + } else { + $warning = &mt('Requires LON-CAPA version [_1].',$env{'course.'.$tcourseid.'.internal.releaserequired'}).'
'.&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,$warning); +} + sub courselink { - my ($roledom,$rowtype,$role) = @_; + my ($dcdom,$rowtype) = @_; my $courseform=&Apache::loncommon::selectcourse_link - ('rolechoice','course'.$rowtype.'_'.$roledom.'_'.$role, - 'domain'.$rowtype.'_'.$roledom.'_'.$role, - 'coursedesc'.$rowtype.'_'.$roledom.'_'.$role, - $roledom.':'.$role,undef,'Course/Community'); - my $hiddenitems = ''. - ''. - ''. - ''; + ('rolechoice','dccourse'.$rowtype.'_'.$dcdom, + 'dcdomain'.$rowtype.'_'.$dcdom,'coursedesc'.$rowtype.'_'. + $dcdom,$dcdom,undef,'Course/Community'); + my $hiddenitems = ''. + ''. + ''. + ''; return $courseform.$hiddenitems; } sub coursepick_jscript { - my %js_lt = &Apache::lonlocal::texthash( + my %lt = &Apache::lonlocal::texthash( 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.', ); - &js_escape(\%js_lt); my $verify_script = <<"END";