--- loncom/lonnet/perl/lonnet.pm 2012/12/31 14:59:54 1.1172.2.15 +++ loncom/lonnet/perl/lonnet.pm 2017/01/30 19:29:57 1.1172.2.90 @@ -1,7 +1,7 @@ # The LearningOnline Network # TCP networking package # -# $Id: lonnet.pm,v 1.1172.2.15 2012/12/31 14:59:54 raeburn Exp $ +# $Id: lonnet.pm,v 1.1172.2.90 2017/01/30 19:29:57 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -89,7 +89,7 @@ use GDBM_File; use HTML::LCParser; use Fcntl qw(:flock); use Storable qw(thaw nfreeze); -use Time::HiRes qw( gettimeofday tv_interval ); +use Time::HiRes qw( sleep gettimeofday tv_interval ); use Cache::Memcached; use Digest::MD5; use Math::Random; @@ -97,11 +97,12 @@ use File::MMagic; use LONCAPA qw(:DEFAULT :match); use LONCAPA::Configuration; use LONCAPA::lonmetadata; +use LONCAPA::Lond; use File::Copy; my $readit; -my $max_connection_retries = 10; # Or some such value. +my $max_connection_retries = 20; # Or some such value. require Exporter; @@ -351,9 +352,11 @@ sub get_remote_globals { } sub remote_devalidate_cache { - my ($lonhost,$name,$id) = @_; - my $response = &reply('devalidatecache:'.&escape($name).':'.&escape($id),$lonhost); - return $response; + my ($lonhost,$cachekeys) = @_; + my $items; + return unless (ref($cachekeys) eq 'ARRAY'); + my $cachestr = join('&',@{$cachekeys}); + return &reply('devalidatecache:'.&escape($cachestr),$lonhost); } # -------------------------------------------------- Non-critical communication @@ -367,7 +370,7 @@ sub subreply { my $lockfile=$peerfile.".lock"; while (-e $lockfile) { # Need to wait for the lockfile to disappear. - sleep(1); + sleep(0.1); } # At this point, either a loncnew parent is listening or an old lonc # or loncnew child is listening so we can connect or everything's dead. @@ -385,7 +388,7 @@ sub subreply { } else { &create_connection(&hostname($server),$server); } - sleep(1); # Try again later if failed connection. + sleep(0.1); # Try again later if failed connection. } my $answer; if ($client) { @@ -414,8 +417,8 @@ sub reply { sub reconlonc { my ($lonid) = @_; - my $hostname = &hostname($lonid); if ($lonid) { + my $hostname = &hostname($lonid); my $peerfile="$perlvar{'lonSockDir'}/$hostname"; if ($hostname && -e $peerfile) { &logthis("Trying to reconnect lonc for $lonid ($hostname)"); @@ -461,7 +464,7 @@ sub critical { } my $answer=reply($cmd,$server); if ($answer eq 'con_lost') { - &reconlonc("$perlvar{'lonSockDir'}/$server"); + &reconlonc($server); my $answer=reply($cmd,$server); if ($answer eq 'con_lost') { my $now=time; @@ -478,7 +481,7 @@ sub critical { close($dfh); } } - sleep 2; + sleep 1; my $wcmd=''; { my $dfh; @@ -598,7 +601,7 @@ sub transfer_profile_to_env { # ---------------------------------------------------- Check for valid session sub check_for_valid_session { - my ($r,$name) = @_; + my ($r,$name,$userhashref) = @_; my %cookies=CGI::Cookie->parse($r->header_in('Cookie')); if ($name eq '') { $name = 'lonID'; @@ -629,6 +632,12 @@ sub check_for_valid_session { || !defined($disk_env{'user.domain'})) { return undef; } + + if (ref($userhashref) eq 'HASH') { + $userhashref->{'name'} = $disk_env{'user.name'}; + $userhashref->{'domain'} = $disk_env{'user.domain'}; + } + return $handle; } @@ -662,7 +671,7 @@ sub appenv { if (($key =~ /^user\.role/) || ($key =~ /^user\.priv/)) { $refused = 1; if (ref($roles) eq 'ARRAY') { - my ($type,$role) = ($key =~ /^user\.(role|priv)\.([^.]+)\./); + my ($type,$role) = ($key =~ m{^user\.(role|priv)\.(.+?)\./}); if (grep(/^\Q$role\E$/,@{$roles})) { $refused = 0; } @@ -835,10 +844,8 @@ sub spareserver { if (ref($spareshash) eq 'HASH') { if (ref($spareshash->{'primary'}) eq 'ARRAY') { foreach my $try_server (@{ $spareshash->{'primary'} }) { - if ($uint_dom) { - next unless (&spare_can_host($udom,$uint_dom,$remotesessions, - $try_server)); - } + next unless (&spare_can_host($udom,$uint_dom,$remotesessions, + $try_server)); ($spare_server, $lowest_load) = &compare_server_load($try_server, $spare_server, $lowest_load); } @@ -849,10 +856,8 @@ sub spareserver { if (!$found_server) { if (ref($spareshash->{'default'}) eq 'ARRAY') { foreach my $try_server (@{ $spareshash->{'default'} }) { - if ($uint_dom) { - next unless (&spare_can_host($udom,$uint_dom, - $remotesessions,$try_server)); - } + next unless (&spare_can_host($udom,$uint_dom, + $remotesessions,$try_server)); ($spare_server, $lowest_load) = &compare_server_load($try_server, $spare_server, $lowest_load); } @@ -876,7 +881,17 @@ sub spareserver { } sub compare_server_load { - my ($try_server, $spare_server, $lowest_load) = @_; + my ($try_server, $spare_server, $lowest_load, $required) = @_; + + if ($required) { + my ($reqdmajor,$reqdminor) = ($required =~ /^(\d+)\.(\d+)$/); + my $remoterev = &get_server_loncaparev(undef,$try_server); + my ($major,$minor) = ($remoterev =~ /^\'?(\d+)\.(\d+)\.[\w.\-]+\'?$/); + if (($major eq '' && $minor eq '') || + (($reqdmajor > $major) || (($reqdmajor == $major) && ($reqdminor > $minor)))) { + return ($spare_server,$lowest_load); + } + } my $loadans = &reply('load', $try_server); my $userloadans = &reply('userload',$try_server); @@ -937,26 +952,43 @@ sub has_user_session { # --------- determine least loaded server in a user's domain which allows login sub choose_server { - my ($udom,$checkloginvia) = @_; + my ($udom,$checkloginvia,$required,$skiploadbal) = @_; my %domconfhash = &Apache::loncommon::get_domainconf($udom); my %servers = &get_servers($udom); my $lowest_load = 30000; - my ($login_host,$hostname,$portal_path,$isredirect); + my ($login_host,$hostname,$portal_path,$isredirect,$balancers); + if ($skiploadbal) { + ($balancers,my $cached)=&is_cached_new('loadbalancing',$udom); + unless (defined($cached)) { + my $cachetime = 60*60*24; + my %domconfig = + &Apache::lonnet::get_dom('configuration',['loadbalancing'],$udom); + if (ref($domconfig{'loadbalancing'}) eq 'HASH') { + $balancers = &do_cache_new('loadbalancing',$udom,$domconfig{'loadbalancing'}, + $cachetime); + } + } + } foreach my $lonhost (keys(%servers)) { my $loginvia; + if ($skiploadbal) { + if (ref($balancers) eq 'HASH') { + next if (exists($balancers->{$lonhost})); + } + } if ($checkloginvia) { $loginvia = $domconfhash{$udom.'.login.loginvia_'.$lonhost}; if ($loginvia) { my ($server,$path) = split(/:/,$loginvia); ($login_host, $lowest_load) = - &compare_server_load($server, $login_host, $lowest_load); + &compare_server_load($server, $login_host, $lowest_load, $required); if ($login_host eq $server) { $portal_path = $path; $isredirect = 1; } } else { ($login_host, $lowest_load) = - &compare_server_load($lonhost, $login_host, $lowest_load); + &compare_server_load($lonhost, $login_host, $lowest_load, $required); if ($login_host eq $lonhost) { $portal_path = ''; $isredirect = ''; @@ -964,13 +996,13 @@ sub choose_server { } } else { ($login_host, $lowest_load) = - &compare_server_load($lonhost, $login_host, $lowest_load); + &compare_server_load($lonhost, $login_host, $lowest_load, $required); } } if ($login_host ne '') { $hostname = &hostname($login_host); } - return ($login_host,$hostname,$portal_path,$isredirect); + return ($login_host,$hostname,$portal_path,$isredirect,$lowest_load); } # --------------------------------------------- Try to change a user's password @@ -1137,19 +1169,27 @@ sub can_host_session { sub spare_can_host { my ($udom,$uint_dom,$remotesessions,$try_server)=@_; my $canhost=1; - my @intdoms; - my $internet_names = &Apache::lonnet::get_internet_names($try_server); - if (ref($internet_names) eq 'ARRAY') { - @intdoms = @{$internet_names}; - } - unless (grep(/^\Q$uint_dom\E$/,@intdoms)) { - my $serverhomeID = &Apache::lonnet::get_server_homeID($try_server); - my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID); - my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom); - my $remoterev = &Apache::lonnet::get_server_loncaparev(undef,$try_server); - $canhost = &can_host_session($udom,$try_server,$remoterev, - $remotesessions, - $defdomdefaults{'hostedsessions'}); + my $try_server_hostname = &hostname($try_server); + my $serverhomeID = &get_server_homeID($try_server_hostname); + my $serverhomedom = &host_domain($serverhomeID); + my %defdomdefaults = &get_domain_defaults($serverhomedom); + if (ref($defdomdefaults{'offloadnow'}) eq 'HASH') { + if ($defdomdefaults{'offloadnow'}{$try_server}) { + $canhost = 0; + } + } + if (($canhost) && ($uint_dom)) { + my @intdoms; + my $internet_names = &get_internet_names($try_server); + if (ref($internet_names) eq 'ARRAY') { + @intdoms = @{$internet_names}; + } + unless (grep(/^\Q$uint_dom\E$/,@intdoms)) { + my $remoterev = &get_server_loncaparev(undef,$try_server); + $canhost = &can_host_session($udom,$try_server,$remoterev, + $remotesessions, + $defdomdefaults{'hostedsessions'}); + } } return $canhost; } @@ -1234,7 +1274,7 @@ sub get_lonbalancer_config { } sub check_loadbalancing { - my ($uname,$udom) = @_; + my ($uname,$udom,$caller) = @_; my ($is_balancer,$currtargets,$currrules,$dom_in_use,$homeintdom, $rule_in_effect,$offloadto,$otherserver); my $lonhost = $perlvar{'lonHostID'}; @@ -1243,7 +1283,7 @@ sub check_loadbalancing { my $uintdom = &Apache::lonnet::internet_dom($uprimary_id); my $intdom = &Apache::lonnet::internet_dom($lonhost); my $serverhomedom = &host_domain($lonhost); - + my $domneedscache; my $cachetime = 60*60*24; if (($uintdom ne '') && ($uintdom eq $intdom)) { @@ -1258,6 +1298,8 @@ sub check_loadbalancing { &Apache::lonnet::get_dom('configuration',['loadbalancing'],$dom_in_use); if (ref($domconfig{'loadbalancing'}) eq 'HASH') { $result = &do_cache_new('loadbalancing',$dom_in_use,$domconfig{'loadbalancing'},$cachetime); + } else { + $domneedscache = $dom_in_use; } } if (ref($result) eq 'HASH') { @@ -1311,12 +1353,14 @@ sub check_loadbalancing { } } } elsif (($homeintdom) && ($udom ne $serverhomedom)) { - my ($result,$cached)=&is_cached_new('loadbalancing',$serverhomedom); + ($result,$cached)=&is_cached_new('loadbalancing',$serverhomedom); unless (defined($cached)) { my %domconfig = &Apache::lonnet::get_dom('configuration',['loadbalancing'],$serverhomedom); if (ref($domconfig{'loadbalancing'}) eq 'HASH') { - $result = &do_cache_new('loadbalancing',$dom_in_use,$domconfig{'loadbalancing'},$cachetime); + $result = &do_cache_new('loadbalancing',$serverhomedom,$domconfig{'loadbalancing'},$cachetime); + } else { + $domneedscache = $serverhomedom; } } if (ref($result) eq 'HASH') { @@ -1336,12 +1380,21 @@ sub check_loadbalancing { $is_balancer = 1; $offloadto = &this_host_spares($dom_in_use); } + unless (defined($cached)) { + $domneedscache = $serverhomedom; + } } } else { if ($perlvar{'lonBalancer'} eq 'yes') { $is_balancer = 1; $offloadto = &this_host_spares($dom_in_use); } + unless (defined($cached)) { + $domneedscache = $serverhomedom; + } + } + if ($domneedscache) { + &do_cache_new('loadbalancing',$domneedscache,$is_balancer,$cachetime); } if ($is_balancer) { my $lowest_load = 30000; @@ -1372,13 +1425,15 @@ sub check_loadbalancing { } } } - if (($otherserver ne '') && (grep(/^\Q$otherserver\E$/,@hosts))) { - $is_balancer = 0; - if ($uname ne '' && $udom ne '') { - if (($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) { + unless ($caller eq 'login') { + if (($otherserver ne '') && (grep(/^\Q$otherserver\E$/,@hosts))) { + $is_balancer = 0; + if ($uname ne '' && $udom ne '') { + if (($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) { - &appenv({'user.loadbalexempt' => $lonhost, - 'user.loadbalcheck.time' => time}); + &appenv({'user.loadbalexempt' => $lonhost, + 'user.loadbalcheck.time' => time}); + } } } } @@ -1514,7 +1569,7 @@ sub idget { my %servers = &get_servers($udom,'library'); foreach my $tryserver (keys(%servers)) { - my $idlist=join('&',@ids); + my $idlist=join('&', map { &escape($_); } @ids); $idlist=~tr/A-Z/a-z/; my $reply=&reply("idget:$udom:".$idlist,$tryserver); my @answer=(); @@ -1524,7 +1579,7 @@ sub idget { my $i; for ($i=0;$i<=$#ids;$i++) { if ($answer[$i]) { - $returnhash{$ids[$i]}=$answer[$i]; + $returnhash{$ids[$i]}=&unescape($answer[$i]); } } } @@ -1566,6 +1621,36 @@ sub idput { } } +# ---------------------------------------- Delete unwanted IDs from ids.db file + +sub iddel { + my ($udom,$idshashref,$uhome)=@_; + my %result=(); + unless (ref($idshashref) eq 'HASH') { + return %result; + } + my %servers=(); + while (my ($id,$uname) = each(%{$idshashref})) { + my $uhom; + if ($uhome) { + $uhom = $uhome; + } else { + $uhom=&homeserver($uname,$udom); + } + if ($uhom ne 'no_host') { + if ($servers{$uhom}) { + $servers{$uhom}.='&'.&escape($id); + } else { + $servers{$uhom}=&escape($id); + } + } + } + foreach my $server (keys(%servers)) { + $result{$server} = &critical('iddel:'.$udom.':'.$servers{$server},$uhome); + } + return %result; +} + # ------------------------------dump from db file owned by domainconfig user sub dump_dom { my ($namespace, $udom, $regexp) = @_; @@ -1581,6 +1666,7 @@ sub dump_dom { sub get_dom { my ($namespace,$storearr,$udom,$uhome)=@_; + return if ($udom eq 'public'); my $items=''; foreach my $item (@$storearr) { $items.=&escape($item).'&'; @@ -1588,6 +1674,7 @@ sub get_dom { $items=~s/\&$//; if (!$udom) { $udom=$env{'user.domain'}; + return if ($udom eq 'public'); if (defined(&domain($udom,'primary'))) { $uhome=&domain($udom,'primary'); } else { @@ -1691,14 +1778,13 @@ sub retrieve_inst_usertypes { my %domdefs = &Apache::lonnet::get_domain_defaults($udom); if ((ref($domdefs{'inststatustypes'}) eq 'HASH') && (ref($domdefs{'inststatusorder'}) eq 'ARRAY')) { - %returnhash = %{$domdefs{'inststatustypes'}}; - @order = @{$domdefs{'inststatusorder'}}; + return ($domdefs{'inststatustypes'},$domdefs{'inststatusorder'}); } else { if (defined(&domain($udom,'primary'))) { my $uhome=&domain($udom,'primary'); my $rep=&reply("inst_usertypes:$udom",$uhome); if ($rep =~ /^(con_lost|error|no_such_host|refused)/) { - &logthis("get_dom failed - $rep returned from $uhome in domain: $udom"); + &logthis("retrieve_inst_usertypes failed - $rep returned from $uhome in domain: $udom"); return (\%returnhash,\@order); } my ($hashitems,$orderitems) = split(/:/,$rep); @@ -1714,15 +1800,15 @@ sub retrieve_inst_usertypes { push(@order,&unescape($item)); } } else { - &logthis("get_dom failed - no primary domain server for $udom"); + &logthis("retrieve_inst_usertypes failed - no primary domain server for $udom"); } + return (\%returnhash,\@order); } - return (\%returnhash,\@order); } sub is_domainimage { my ($url) = @_; - if ($url=~m-^/+res/+($match_domain)/+\1\-domainconfig/+(img|logo|domlogo)/+-) { + if ($url=~m-^/+res/+($match_domain)/+\1\-domainconfig/+(img|logo|domlogo)/+[^/]-) { if (&domain($1) ne '') { return '1'; } @@ -1863,6 +1949,63 @@ sub get_instuser { return ($outcome,%userinfo); } +sub get_multiple_instusers { + my ($udom,$users,$caller) = @_; + my ($outcome,$results); + if (ref($users) eq 'HASH') { + my $count = keys(%{$users}); + my $requested = &freeze_escape($users); + my $homeserver = &domain($udom,'primary'); + if ($homeserver ne '') { + my $queryid=&reply('querysend:getmultinstusers:::'.$caller.'='.$requested,$homeserver); + my $host=&hostname($homeserver); + if ($queryid !~/^\Q$host\E\_/) { + &logthis('get_multiple_instusers invalid queryid: '.$queryid. + ' for host: '.$homeserver.'in domain '.$udom); + return ($outcome,$results); + } + my $response = &get_query_reply($queryid); + my $maxtries = 5; + if ($count > 100) { + $maxtries = 1+int($count/20); + } + my $tries = 1; + while (($response=~/^timeout/) && ($tries <= $maxtries)) { + $response = &get_query_reply($queryid); + $tries ++; + } + if ($response eq '') { + $results = {}; + foreach my $key (keys(%{$users})) { + my ($uname,$id); + if ($caller eq 'id') { + $id = $key; + } else { + $uname = $key; + } + my ($resp,%info) = &get_instuser($udom,$uname,$id); + $outcome = $resp; + if ($resp eq 'ok') { + %{$results} = (%{$results}, %info); + } else { + last; + } + } + } elsif(!&error($response) && ($response ne 'refused')) { + if (($response eq 'unavailable') || ($response eq 'invalid') || ($response eq 'timeout')) { + $outcome = $response; + } else { + ($outcome,my $userdata) = split(/=/,$response,2); + if ($outcome eq 'ok') { + $results = &thaw_unescape($userdata); + } + } + } + } + } + return ($outcome,$results); +} + sub inst_rulecheck { my ($udom,$uname,$id,$item,$rules) = @_; my %returnhash; @@ -1942,12 +2085,15 @@ sub inst_userrules { # ------------- Get Authentication, Language and User Tools Defaults for Domain sub get_domain_defaults { - my ($domain) = @_; + my ($domain,$ignore_cache) = @_; + return if (($domain eq '') || ($domain eq 'public')); my $cachetime = 60*60*24; - my ($result,$cached)=&is_cached_new('domdefaults',$domain); - if (defined($cached)) { - if (ref($result) eq 'HASH') { - return %{$result}; + unless ($ignore_cache) { + my ($result,$cached)=&is_cached_new('domdefaults',$domain); + if (defined($cached)) { + if (ref($result) eq 'HASH') { + return %{$result}; + } } } my %domdefaults; @@ -1955,7 +2101,10 @@ sub get_domain_defaults { &Apache::lonnet::get_dom('configuration',['defaults','quotas', 'requestcourses','inststatus', 'coursedefaults','usersessions', - 'requestauthor'],$domain); + 'requestauthor','selfenrollment', + 'coursecategories','autoenroll', + 'helpsettings'],$domain); + my @coursetypes = ('official','unofficial','community','textbook'); if (ref($domconfig{'defaults'}) eq 'HASH') { $domdefaults{'lang_def'} = $domconfig{'defaults'}{'lang_def'}; $domdefaults{'auth_def'} = $domconfig{'defaults'}{'auth_def'}; @@ -1973,16 +2122,19 @@ sub get_domain_defaults { $domdefaults{'defaultquota'} = $domconfig{'quotas'}{'defaultquota'}; } else { $domdefaults{'defaultquota'} = $domconfig{'quotas'}; - } + } my @usertools = ('aboutme','blog','webdav','portfolio'); foreach my $item (@usertools) { if (ref($domconfig{'quotas'}{$item}) eq 'HASH') { $domdefaults{$item} = $domconfig{'quotas'}{$item}; } } + if (ref($domconfig{'quotas'}{'authorquota'}) eq 'HASH') { + $domdefaults{'authorquota'} = $domconfig{'quotas'}{'authorquota'}; + } } if (ref($domconfig{'requestcourses'}) eq 'HASH') { - foreach my $item ('official','unofficial','community') { + foreach my $item ('official','unofficial','community','textbook') { $domdefaults{$item} = $domconfig{'requestcourses'}{$item}; } } @@ -1990,13 +2142,41 @@ sub get_domain_defaults { $domdefaults{'requestauthor'} = $domconfig{'requestauthor'}; } if (ref($domconfig{'inststatus'}) eq 'HASH') { - foreach my $item ('inststatustypes','inststatusorder') { + foreach my $item ('inststatustypes','inststatusorder','inststatusguest') { $domdefaults{$item} = $domconfig{'inststatus'}{$item}; } } if (ref($domconfig{'coursedefaults'}) eq 'HASH') { - foreach my $item ('canuse_pdfforms') { - $domdefaults{$item} = $domconfig{'coursedefaults'}{$item}; + $domdefaults{'usejsme'} = $domconfig{'coursedefaults'}{'usejsme'}; + $domdefaults{'uselcmath'} = $domconfig{'coursedefaults'}{'uselcmath'}; + if (ref($domconfig{'coursedefaults'}{'postsubmit'}) eq 'HASH') { + $domdefaults{'postsubmit'} = $domconfig{'coursedefaults'}{'postsubmit'}{'client'}; + } + foreach my $type (@coursetypes) { + if (ref($domconfig{'coursedefaults'}{'coursecredits'}) eq 'HASH') { + unless ($type eq 'community') { + $domdefaults{$type.'credits'} = $domconfig{'coursedefaults'}{'coursecredits'}{$type}; + } + } + if (ref($domconfig{'coursedefaults'}{'uploadquota'}) eq 'HASH') { + $domdefaults{$type.'quota'} = $domconfig{'coursedefaults'}{'uploadquota'}{$type}; + } + if ($domdefaults{'postsubmit'} eq 'on') { + if (ref($domconfig{'coursedefaults'}{'postsubmit'}{'timeout'}) eq 'HASH') { + $domdefaults{$type.'postsubtimeout'} = + $domconfig{'coursedefaults'}{'postsubmit'}{'timeout'}{$type}; + } + } + } + if (ref($domconfig{'coursedefaults'}{'canclone'}) eq 'HASH') { + if (ref($domconfig{'coursedefaults'}{'canclone'}{'instcode'}) eq 'ARRAY') { + my @clonecodes = @{$domconfig{'coursedefaults'}{'canclone'}{'instcode'}}; + if (@clonecodes) { + $domdefaults{'canclone'} = join('+',@clonecodes); + } + } + } elsif ($domconfig{'coursedefaults'}{'canclone'}) { + $domdefaults{'canclone'}=$domconfig{'coursedefaults'}{'canclone'}; } } if (ref($domconfig{'usersessions'}) eq 'HASH') { @@ -2006,9 +2186,58 @@ sub get_domain_defaults { if (ref($domconfig{'usersessions'}{'hosted'}) eq 'HASH') { $domdefaults{'hostedsessions'} = $domconfig{'usersessions'}{'hosted'}; } + if (ref($domconfig{'usersessions'}{'offloadnow'}) eq 'HASH') { + $domdefaults{'offloadnow'} = $domconfig{'usersessions'}{'offloadnow'}; + } } - &Apache::lonnet::do_cache_new('domdefaults',$domain,\%domdefaults, - $cachetime); + if (ref($domconfig{'selfenrollment'}) eq 'HASH') { + if (ref($domconfig{'selfenrollment'}{'admin'}) eq 'HASH') { + my @settings = ('types','registered','enroll_dates','access_dates','section', + 'approval','limit'); + foreach my $type (@coursetypes) { + if (ref($domconfig{'selfenrollment'}{'admin'}{$type}) eq 'HASH') { + my @mgrdc = (); + foreach my $item (@settings) { + if ($domconfig{'selfenrollment'}{'admin'}{$type}{$item} eq '0') { + push(@mgrdc,$item); + } + } + if (@mgrdc) { + $domdefaults{$type.'selfenrolladmdc'} = join(',',@mgrdc); + } + } + } + } + if (ref($domconfig{'selfenrollment'}{'default'}) eq 'HASH') { + foreach my $type (@coursetypes) { + if (ref($domconfig{'selfenrollment'}{'default'}{$type}) eq 'HASH') { + foreach my $item (keys(%{$domconfig{'selfenrollment'}{'default'}{$type}})) { + $domdefaults{$type.'selfenroll'.$item} = $domconfig{'selfenrollment'}{'default'}{$type}{$item}; + } + } + } + } + } + if (ref($domconfig{'coursecategories'}) eq 'HASH') { + $domdefaults{'catauth'} = 'std'; + $domdefaults{'catunauth'} = 'std'; + if ($domconfig{'coursecategories'}{'auth'}) { + $domdefaults{'catauth'} = $domconfig{'coursecategories'}{'auth'}; + } + if ($domconfig{'coursecategories'}{'unauth'}) { + $domdefaults{'catunauth'} = $domconfig{'coursecategories'}{'unauth'}; + } + } + if (ref($domconfig{'autoenroll'}) eq 'HASH') { + $domdefaults{'autofailsafe'} = $domconfig{'autoenroll'}{'autofailsafe'}; + } + if (ref($domconfig{'helpsettings'}) eq 'HASH') { + $domdefaults{'submitbugs'} = $domconfig{'helpsettings'}{'submitbugs'}; + if (ref($domconfig{'helpsettings'}{'adhoc'}) eq 'HASH') { + $domdefaults{'adhocroles'} = $domconfig{'helpsettings'}{'adhoc'}; + } + } + &do_cache_new('domdefaults',$domain,\%domdefaults,$cachetime); return %domdefaults; } @@ -2248,21 +2477,25 @@ sub make_key { sub devalidate_cache_new { my ($name,$id,$debug) = @_; if ($debug) { &Apache::lonnet::logthis("deleting $name:$id"); } + my $remembered_id=$name.':'.$id; $id=&make_key($name,$id); $memcache->delete($id); - delete($remembered{$id}); - delete($accessed{$id}); + delete($remembered{$remembered_id}); + delete($accessed{$remembered_id}); } sub is_cached_new { my ($name,$id,$debug) = @_; - $id=&make_key($name,$id); - if (exists($remembered{$id})) { - if ($debug) { &Apache::lonnet::logthis("Early return $id of $remembered{$id} "); } - $accessed{$id}=[&gettimeofday()]; + my $remembered_id=$name.':'.$id; # this is to avoid make_key (which is slow) for + # keys in %remembered hash, which persists for + # duration of request (no restriction on key length). + if (exists($remembered{$remembered_id})) { + if ($debug) { &Apache::lonnet::logthis("Early return $remembered_id of $remembered{$remembered_id} "); } + $accessed{$remembered_id}=[&gettimeofday()]; $hits++; - return ($remembered{$id},1); + return ($remembered{$remembered_id},1); } + $id=&make_key($name,$id); my $value = $memcache->get($id); if (!(defined($value))) { if ($debug) { &Apache::lonnet::logthis("getting $id is not defined"); } @@ -2272,13 +2505,14 @@ sub is_cached_new { if ($debug) { &Apache::lonnet::logthis("getting $id is __undef__"); } $value=undef; } - &make_room($id,$value,$debug); + &make_room($remembered_id,$value,$debug); if ($debug) { &Apache::lonnet::logthis("getting $id is $value"); } return ($value,1); } sub do_cache_new { my ($name,$id,$value,$time,$debug) = @_; + my $remembered_id=$name.':'.$id; $id=&make_key($name,$id); my $setvalue=$value; if (!defined($setvalue)) { @@ -2294,17 +2528,17 @@ sub do_cache_new { $memcache->disconnect_all(); } # need to make a copy of $value - &make_room($id,$value,$debug); + &make_room($remembered_id,$value,$debug); return $value; } sub make_room { - my ($id,$value,$debug)=@_; + my ($remembered_id,$value,$debug)=@_; - $remembered{$id}= (ref($value)) ? &Storable::dclone($value) + $remembered{$remembered_id}= (ref($value)) ? &Storable::dclone($value) : $value; if ($to_remember<0) { return; } - $accessed{$id}=[&gettimeofday()]; + $accessed{$remembered_id}=[&gettimeofday()]; if (scalar(keys(%remembered)) <= $to_remember) { return; } my $to_kick; my $max_time=0; @@ -2598,7 +2832,12 @@ sub ssi { &Apache::lonenc::check_encrypt(\$fn); if (%form) { $request=new HTTP::Request('POST',&absolute_url().$fn); - $request->content(join('&',map { &escape($_).'='.&escape($form{$_}) } keys(%form))); + $request->content(join('&',map { + my $name = escape($_); + "$name=" . ( ref($form{$_}) eq 'ARRAY' + ? join("&$name=", map {escape($_) } @{$form{$_}}) + : &escape($form{$_}) ); + } keys(%form))); } else { $request=new HTTP::Request('GET',&absolute_url().$fn); } @@ -2798,6 +3037,13 @@ sub can_edit_resource { $cfile =~ s{^http://}{}; $cfile = '/adm/wrapper/ext/'.$cfile; } + } elsif ($resurl =~ m{^/?adm/viewclasslist$}) { + if ($env{'form.forceedit'}) { + $forceview = 1; + } else { + $forceedit = 1; + } + $cfile = ($resurl =~ m{^/} ? $resurl : "/$resurl"); } } if ($uploaded || $incourse) { @@ -2839,9 +3085,13 @@ sub in_course { my ($udom,$uname,$cdom,$cnum,$type,$hideprivileged) = @_; if ($hideprivileged) { my $skipuser; - if (&privileged($uname,$udom)) { + my %coursehash = &coursedescription($cdom.'_'.$cnum); + my @possdoms = ($cdom); + if ($coursehash{'checkforpriv'}) { + push(@possdoms,split(/,/,$coursehash{'checkforpriv'})); + } + if (&privileged($uname,$udom,\@possdoms)) { $skipuser = 1; - my %coursehash = &coursedescription($cdom.'_'.$cnum); if ($coursehash{'nothideprivileged'}) { foreach my $item (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) { my $user; @@ -3174,7 +3424,9 @@ sub userfileupload { $codebase,$thumbwidth,$thumbheight, $resizewidth,$resizeheight,$context,$mimetype); } else { - $fname=$env{'form.folder'}.'/'.$fname; + if ($env{'form.folder'}) { + $fname=$env{'form.folder'}.'/'.$fname; + } return &process_coursefile('uploaddoc',$docuname,$docudom, $fname,$formname,$parser, $allfiles,$codebase,$mimetype); @@ -3189,7 +3441,7 @@ sub userfileupload { } else { my $docuname=$env{'user.name'}; my $docudom=$env{'user.domain'}; - if (exists($env{'form.group'})) { + if ((exists($env{'form.group'})) || ($context eq 'syllabus')) { $docuname=$env{'course.'.$env{'request.course.id'}.'.num'}; $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'}; } @@ -3339,7 +3591,9 @@ sub extract_embedded_items { &add_filetype($allfiles,$attr->{'src'},'src'); } if (lc($tagname) eq 'a') { - &add_filetype($allfiles,$attr->{'href'},'href'); + unless (($attr->{'href'} =~ /^#/) || ($attr->{'href'} eq '')) { + &add_filetype($allfiles,$attr->{'href'},'href'); + } } if (lc($tagname) eq 'script') { my $src; @@ -3427,8 +3681,26 @@ sub extract_embedded_items { } } } + if (lc($tagname) eq 'iframe') { + my $src = $attr->{'src'} ; + if (($src ne '') && ($src !~ m{^(/|https?://)})) { + &add_filetype($allfiles,$src,'src'); + } elsif ($src =~ m{^/}) { + if ($env{'request.course.id'}) { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my $url = &hreflocation('',$fullpath); + if ($url =~ m{^/uploaded/$cdom/$cnum/docs/(\w+/\d+)/}) { + my $relpath = $1; + if ($src =~ m{^/uploaded/$cdom/$cnum/docs/\Q$relpath\E/(.+)$}) { + &add_filetype($allfiles,$1,'src'); + } + } + } + } + } if ($t->[4] =~ m{/>$}) { - pop(@state); + pop(@state); } } elsif ($t->[0] eq 'E') { my ($tagname) = ($t->[1]); @@ -3645,7 +3917,7 @@ sub flushcourselogs { } } # -# Reverse lookup of domain roles (dc, ad, li, sc, au) +# Reverse lookup of domain roles (dc, ad, li, sc, dh, da, au) # my %domrolebuffer = (); foreach my $entry (keys(%domainrolehash)) { @@ -3660,10 +3932,19 @@ sub flushcourselogs { delete $domainrolehash{$entry}; } foreach my $dom (keys(%domrolebuffer)) { - my %servers = &get_servers($dom,'library'); + my %servers; + if (defined(&domain($dom,'primary'))) { + my $primary=&domain($dom,'primary'); + my $hostname=&hostname($primary); + $servers{$primary} = $hostname; + } else { + %servers = &get_servers($dom,'library'); + } foreach my $tryserver (keys(%servers)) { - unless (&reply('domroleput:'.$dom.':'. - $domrolebuffer{$dom},$tryserver) eq 'ok') { + if (&reply('domroleput:'.$dom.':'. + $domrolebuffer{$dom},$tryserver) eq 'ok') { + last; + } else { &logthis('Put of domain roles failed for '.$dom.' and '.$tryserver); } } @@ -3783,7 +4064,7 @@ sub userrolelog { {$trole.':'.$username.':'.$domain.':'.$env{'user.name'}.':'.$env{'user.domain'}.':'} =$tend.':'.$tstart; } - if ($trole =~ /^(dc|ad|li|au|dg|sc)/ ) { + if ($trole =~ /^(dc|ad|li|au|dg|sc|dh|da)/ ) { my (undef,$rudom,$runame,$rsec)=split(/\//,$area); $domainrolehash {$trole.':'.$username.':'.$domain.':'.$runame.':'.$rudom.':'.$rsec} @@ -3870,6 +4151,10 @@ sub get_course_adv_roles { $nothide{$user}=1; } } + my @possdoms = ($coursehash{'domain'}); + if ($coursehash{'checkforpriv'}) { + push(@possdoms,split(/,/,$coursehash{'checkforpriv'})); + } my %returnhash=(); my %dumphash= &dump('nohist_userroles',$coursehash{'domain'},$coursehash{'num'}); @@ -3882,20 +4167,7 @@ sub get_course_adv_roles { if (($tstart) && ($now<$tstart)) { next; } my ($role,$username,$domain,$section)=split(/\:/,$entry); if ($username eq '' || $domain eq '') { next; } - unless (ref($privileged{$domain}) eq 'HASH') { - my %dompersonnel = - &Apache::lonnet::get_domain_roles($domain,['dc'],$now,$now); - $privileged{$domain} = {}; - foreach my $server (keys(%dompersonnel)) { - if (ref($dompersonnel{$server}) eq 'HASH') { - foreach my $user (keys(%{$dompersonnel{$server}})) { - my ($trole,$uname,$udom) = split(/:/,$user); - $privileged{$udom}{$uname} = 1; - } - } - } - } - if ((exists($privileged{$domain}{$username})) && + if ((&privileged($username,$domain,\@possdoms)) && (!$nothide{$username.':'.$domain})) { next; } if ($role eq 'cr') { next; } if ($codes) { @@ -3926,8 +4198,7 @@ sub get_my_roles { if ($context eq 'userroles') { %dumphash = &dump('roles',$udom,$uname); } else { - %dumphash= - &dump('nohist_userroles',$udom,$uname); + %dumphash = &dump('nohist_userroles',$udom,$uname); if ($hidepriv) { my %coursehash=&coursedescription($udom.'_'.$uname); foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) { @@ -3995,28 +4266,15 @@ sub get_my_roles { } } if ($hidepriv) { + my @privroles = ('dc','su'); if ($context eq 'userroles') { - if ((&privileged($username,$domain)) && - (!$nothide{$username.':'.$domain})) { - next; - } + next if (grep(/^\Q$role\E$/,@privroles)); } else { - unless (ref($privileged{$domain}) eq 'HASH') { - my %dompersonnel = - &Apache::lonnet::get_domain_roles($domain,['dc'],$now,$now); - $privileged{$domain} = {}; - if (keys(%dompersonnel)) { - foreach my $server (keys(%dompersonnel)) { - if (ref($dompersonnel{$server}) eq 'HASH') { - foreach my $user (keys(%{$dompersonnel{$server}})) { - my ($trole,$uname,$udom) = split(/:/,$user); - $privileged{$udom}{$uname} = $trole; - } - } - } - } + my $possdoms = [$domain]; + if (ref($roledoms) eq 'ARRAY') { + push(@{$possdoms},@{$roledoms}); } - if (exists($privileged{$domain}{$username})) { + if (&privileged($username,$domain,$possdoms,\@privroles)) { if (!$nothide{$username.':'.$domain}) { next; } @@ -4033,6 +4291,195 @@ sub get_my_roles { return %returnhash; } +sub get_all_adhocroles { + my ($dom) = @_; + my @roles_by_num = (); + my %domdefaults = &get_domain_defaults($dom); + my (%description,%access_in_dom,%access_info); + if (ref($domdefaults{'adhocroles'}) eq 'HASH') { + my $count = 0; + my %domcurrent = %{$domdefaults{'adhocroles'}}; + my %ordered; + foreach my $role (sort(keys(%domcurrent))) { + my ($order,$desc,$access_in_dom); + if (ref($domcurrent{$role}) eq 'HASH') { + $order = $domcurrent{$role}{'order'}; + $desc = $domcurrent{$role}{'desc'}; + $access_in_dom{$role} = $domcurrent{$role}{'access'}; + $access_info{$role} = $domcurrent{$role}{$access_in_dom{$role}}; + } + if ($order eq '') { + $order = $count; + } + $ordered{$order} = $role; + if ($desc ne '') { + $description{$role} = $desc; + } else { + $description{$role}= $role; + } + $count++; + } + foreach my $item (sort {$a <=> $b } (keys(%ordered))) { + push(@roles_by_num,$ordered{$item}); + } + } + return (\@roles_by_num,\%description,\%access_in_dom,\%access_info); +} + +sub get_my_adhocroles { + my ($cid,$checkreg) = @_; + my ($cdom,$cnum,%info,@possroles,$description,$roles_by_num); + if ($env{'request.course.id'} eq $cid) { + $cdom = $env{'course.'.$cid.'.domain'}; + $cnum = $env{'course.'.$cid.'.num'}; + $info{'internal.coursecode'} = $env{'course.'.$cid.'.internal.coursecode'}; + } elsif ($cid =~ /^($match_domain)_($match_courseid)$/) { + $cdom = $1; + $cnum = $2; + %info = &Apache::lonnet::get('environment',['internal.coursecode'], + $cdom,$cnum); + } + if (($info{'internal.coursecode'} ne '') && ($checkreg)) { + my $user = $env{'user.name'}.':'.$env{'user.domain'}; + my %rosterhash = &get('classlist',[$user],$cdom,$cnum); + if ($rosterhash{$user} ne '') { + my $type = (split(/:/,$rosterhash{$user}))[5]; + return ([],{}) if ($type eq 'auto'); + } + } + if (($cdom ne '') && ($cnum ne '')) { + if (($env{"user.role.dh./$cdom/"}) || ($env{"user.role.da./$cdom/"})) { + my $then=$env{'user.login.time'}; + my $update=$env{'user.update.time'}; + if (!$update) { + $update = $then; + } + my @liveroles; + foreach my $role ('dh','da') { + if ($env{"user.role.$role./$cdom/"}) { + my ($tstart,$tend)=split(/\./,$env{"user.role.$role./$cdom/"}); + my $limit = $update; + if ($env{'request.role'} eq "$role./$cdom/") { + $limit = $then; + } + my $activerole = 1; + if ($tstart && $tstart>$limit) { $activerole = 0; } + if ($tend && $tend <$limit) { $activerole = 0; } + if ($activerole) { + push(@liveroles,$role); + } + } + } + if (@liveroles) { + if (&homeserver($cnum,$cdom) ne 'no_host') { + my ($accessref,$accessinfo,%access_in_dom); + ($roles_by_num,$description,$accessref,$accessinfo) = &get_all_adhocroles($cdom); + if (ref($roles_by_num) eq 'ARRAY') { + if (@{$roles_by_num}) { + my %settings; + if ($env{'request.course.id'} eq $cid) { + foreach my $envkey (keys(%env)) { + if ($envkey =~ /^\Qcourse.$cid.\E(internal\.adhoc.+)$/) { + $settings{$1} = $env{$envkey}; + } + } + } else { + %settings = &dump('environment',$cdom,$cnum,'internal\.adhoc'); + } + my %setincrs; + if ($settings{'internal.adhocaccess'}) { + map { $setincrs{$_} = 1; } split(/,/,$settings{'internal.adhocaccess'}); + } + my @statuses; + if ($env{'environment.inststatus'}) { + @statuses = split(/,/,$env{'environment.inststatus'}); + } + my $user = $env{'user.name'}.':'.$env{'user.domain'}; + if (ref($accessref) eq 'HASH') { + %access_in_dom = %{$accessref}; + } + foreach my $role (@{$roles_by_num}) { + my ($curraccess,@okstatus,@personnel); + if ($setincrs{$role}) { + ($curraccess,my $rest) = split(/=/,$settings{'internal.adhoc.'.$role}); + if ($curraccess eq 'status') { + @okstatus = split(/\&/,$rest); + } elsif (($curraccess eq 'exc') || ($curraccess eq 'inc')) { + @personnel = split(/\&/,$rest); + } + } else { + $curraccess = $access_in_dom{$role}; + if (ref($accessinfo) eq 'HASH') { + if ($curraccess eq 'status') { + if (ref($accessinfo->{$role}) eq 'ARRAY') { + @okstatus = @{$accessinfo->{$role}}; + } + } elsif (($curraccess eq 'exc') || ($curraccess eq 'inc')) { + if (ref($accessinfo->{$role}) eq 'ARRAY') { + @personnel = @{$accessinfo->{$role}}; + } + } + } + } + if ($curraccess eq 'none') { + next; + } elsif ($curraccess eq 'all') { + push(@possroles,$role); + } elsif ($curraccess eq 'dh') { + if (grep(/^dh$/,@liveroles)) { + push(@possroles,$role); + } else { + next; + } + } elsif ($curraccess eq 'da') { + if (grep(/^da$/,@liveroles)) { + push(@possroles,$role); + } else { + next; + } + } elsif ($curraccess eq 'status') { + if (@okstatus) { + if (!@statuses) { + if (grep(/^default$/,@okstatus)) { + push(@possroles,$role); + } + } else { + foreach my $status (@okstatus) { + if (grep(/^\Q$status\E$/,@statuses)) { + push(@possroles,$role); + last; + } + } + } + } + } elsif (($curraccess eq 'exc') || ($curraccess eq 'inc')) { + if (grep(/^\Q$user\E$/,@personnel)) { + if ($curraccess eq 'exc') { + push(@possroles,$role); + } + } elsif ($curraccess eq 'inc') { + push(@possroles,$role); + } + } + } + } + } + } + } + } + } + unless (ref($description) eq 'HASH') { + if (ref($roles_by_num) eq 'ARRAY') { + my %desc; + map { $desc{$_} = $_; } (@{$roles_by_num}); + $description = \%desc; + } else { + $description = {}; + } + } + return (\@possroles,$description); +} + # ----------------------------------------------------- Frontpage Announcements # # @@ -4108,7 +4555,8 @@ sub courseiddump { my ($domfilter,$descfilter,$sincefilter,$instcodefilter,$ownerfilter, $coursefilter,$hostidflag,$hostidref,$typefilter,$regexp_ok, $selfenrollonly,$catfilter,$showhidden,$caller,$cloner,$cc_clone, - $cloneonly,$createdbefore,$createdafter,$creationcontext,$domcloner)=@_; + $cloneonly,$createdbefore,$createdafter,$creationcontext,$domcloner, + $hasuniquecode,$reqcrsdom,$reqinstcode)=@_; my $as_hash = 1; my %returnhash; if (!$domfilter) { $domfilter=''; } @@ -4120,18 +4568,33 @@ sub courseiddump { if (($domfilter eq '') || (&host_domain($tryserver) eq $domfilter)) { - my $rep = - &reply('courseiddump:'.&host_domain($tryserver).':'. - $sincefilter.':'.&escape($descfilter).':'. - &escape($instcodefilter).':'.&escape($ownerfilter). - ':'.&escape($coursefilter).':'.&escape($typefilter). - ':'.&escape($regexp_ok).':'.$as_hash.':'. - &escape($selfenrollonly).':'.&escape($catfilter).':'. - $showhidden.':'.$caller.':'.&escape($cloner).':'. - &escape($cc_clone).':'.$cloneonly.':'. - &escape($createdbefore).':'.&escape($createdafter).':'. - &escape($creationcontext).':'.$domcloner, - $tryserver); + my $rep; + if (grep { $_ eq $tryserver } ¤t_machine_ids()) { + $rep = &LONCAPA::Lond::dump_course_id_handler( + join(":", (&host_domain($tryserver), $sincefilter, + &escape($descfilter), &escape($instcodefilter), + &escape($ownerfilter), &escape($coursefilter), + &escape($typefilter), &escape($regexp_ok), + $as_hash, &escape($selfenrollonly), + &escape($catfilter), $showhidden, $caller, + &escape($cloner), &escape($cc_clone), $cloneonly, + &escape($createdbefore), &escape($createdafter), + &escape($creationcontext),$domcloner,$hasuniquecode, + $reqcrsdom,&escape($reqinstcode)))); + } else { + $rep = &reply('courseiddump:'.&host_domain($tryserver).':'. + $sincefilter.':'.&escape($descfilter).':'. + &escape($instcodefilter).':'.&escape($ownerfilter). + ':'.&escape($coursefilter).':'.&escape($typefilter). + ':'.&escape($regexp_ok).':'.$as_hash.':'. + &escape($selfenrollonly).':'.&escape($catfilter).':'. + $showhidden.':'.$caller.':'.&escape($cloner).':'. + &escape($cc_clone).':'.$cloneonly.':'. + &escape($createdbefore).':'.&escape($createdafter).':'. + &escape($creationcontext).':'.$domcloner.':'.$hasuniquecode. + ':'.$reqcrsdom.':'.&escape($reqinstcode),$tryserver); + } + my @pairs=split(/\&/,$rep); foreach my $item (@pairs) { my ($key,$value)=split(/\=/,$item,2); @@ -4237,7 +4700,7 @@ sub get_domain_roles { } my $rolelist; if (ref($roles) eq 'ARRAY') { - $rolelist = join(':',@{$roles}); + $rolelist = join('&',@{$roles}); } my %personnel = (); @@ -4257,6 +4720,21 @@ sub get_domain_roles { return %personnel; } +sub get_active_domroles { + my ($dom,$roles) = @_; + return () unless (ref($roles) eq 'ARRAY'); + my $now = time; + my %dompersonnel = &get_domain_roles($dom,$roles,$now,$now); + my %domroles; + foreach my $server (keys(%dompersonnel)) { + foreach my $user (sort(keys(%{$dompersonnel{$server}}))) { + my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,$user); + $domroles{$uname.':'.$udom} = $dompersonnel{$server}{$user}; + } + } + return %domroles; +} + # ----------------------------------------------------------- Interval timing { @@ -4268,7 +4746,7 @@ my $cachedkey=''; # The cached times for this user my %cachedtimes=(); # When this was last done -my $cachedtime=(); +my $cachedtime=''; sub load_all_first_access { my ($uname,$udom)=@_; @@ -4330,6 +4808,92 @@ sub set_first_access { return 'already_set'; } } + +sub checkout { + my ($symb,$tuname,$tudom,$tcrsid)=@_; + my $now=time; + my $lonhost=$perlvar{'lonHostID'}; + my $infostr=&escape( + 'CHECKOUTTOKEN&'. + $tuname.'&'. + $tudom.'&'. + $tcrsid.'&'. + $symb.'&'. + $now.'&'.$ENV{'REMOTE_ADDR'}); + my $token=&reply('tmpput:'.$infostr,$lonhost); + if ($token=~/^error\:/) { + &logthis("WARNING: ". + "Checkout tmpput failed ".$tudom.' - '.$tuname.' - '.$symb. + ""); + return ''; + } + + $token=~s/^(\d+)\_.*\_(\d+)$/$1\*$2\*$lonhost/; + $token=~tr/a-z/A-Z/; + + my %infohash=('resource.0.outtoken' => $token, + 'resource.0.checkouttime' => $now, + 'resource.0.outremote' => $ENV{'REMOTE_ADDR'}); + + unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') { + return ''; + } else { + &logthis("WARNING: ". + "Checkout cstore failed ".$tudom.' - '.$tuname.' - '.$symb. + ""); + } + + if (&log($tudom,$tuname,&homeserver($tuname,$tudom), + &escape('Checkout '.$infostr.' - '. + $token)) ne 'ok') { + return ''; + } else { + &logthis("WARNING: ". + "Checkout log failed ".$tudom.' - '.$tuname.' - '.$symb. + ""); + } + return $token; +} + +# ------------------------------------------------------------ Check in an item + +sub checkin { + my $token=shift; + my $now=time; + my ($ta,$tb,$lonhost)=split(/\*/,$token); + $lonhost=~tr/A-Z/a-z/; + my $dtoken=$ta.'_'.&hostname($lonhost).'_'.$tb; + $dtoken=~s/\W/\_/g; + my ($dummy,$tuname,$tudom,$tcrsid,$symb,$chtim,$rmaddr)= + split(/\&/,&unescape(&reply('tmpget:'.$dtoken,$lonhost))); + + unless (($tuname) && ($tudom)) { + &logthis('Check in '.$token.' ('.$dtoken.') failed'); + return ''; + } + + unless (&allowed('mgr',$tcrsid)) { + &logthis('Check in '.$token.' ('.$dtoken.') unauthorized: '. + $env{'user.name'}.' - '.$env{'user.domain'}); + return ''; + } + + my %infohash=('resource.0.intoken' => $token, + 'resource.0.checkintime' => $now, + 'resource.0.inremote' => $ENV{'REMOTE_ADDR'}); + + unless (&cstore(\%infohash,$symb,$tcrsid,$tudom,$tuname) eq 'ok') { + return ''; + } + + if (&log($tudom,$tuname,&homeserver($tuname,$tudom), + &escape('Checkin - '.$token)) ne 'ok') { + return ''; + } + + return ($symb,$tuname,$tudom,$tcrsid); +} + # --------------------------------------------- Set Expire Date for Spreadsheet sub expirespread { @@ -4700,7 +5264,7 @@ sub tmprestore { # ----------------------------------------------------------------------- Store sub store { - my ($storehash,$symb,$namespace,$domain,$stuname) = @_; + my ($storehash,$symb,$namespace,$domain,$stuname,$laststore) = @_; my $home=''; if ($stuname) { $home=&homeserver($stuname,$domain); } @@ -4730,13 +5294,13 @@ sub store { } $namevalue=~s/\&$//; &courselog($symb.':'.$stuname.':'.$domain.':STORE:'.$namevalue); - return reply("store:$domain:$stuname:$namespace:$symb:$namevalue","$home"); + return reply("store:$domain:$stuname:$namespace:$symb:$namevalue:$laststore","$home"); } # -------------------------------------------------------------- Critical Store sub cstore { - my ($storehash,$symb,$namespace,$domain,$stuname) = @_; + my ($storehash,$symb,$namespace,$domain,$stuname,$laststore) = @_; my $home=''; if ($stuname) { $home=&homeserver($stuname,$domain); } @@ -4767,7 +5331,7 @@ sub cstore { $namevalue=~s/\&$//; &courselog($symb.':'.$stuname.':'.$domain.':CSTORE:'.$namevalue); return critical - ("store:$domain:$stuname:$namespace:$symb:$namevalue","$home"); + ("store:$domain:$stuname:$namespace:$symb:$namevalue:$laststore","$home"); } # --------------------------------------------------------------------- Restore @@ -4779,9 +5343,12 @@ sub restore { if ($stuname) { $home=&homeserver($stuname,$domain); } if (!$symb) { - unless ($symb=escape(&symbread())) { return ''; } + return if ($namespace eq 'courserequests'); + unless ($symb=escape(&symbread())) { return ''; } } else { - $symb=&escape(&symbclean($symb)); + unless ($namespace eq 'courserequests') { + $symb=&escape(&symbclean($symb)); + } } if (!$namespace) { unless ($namespace=$env{'request.course.id'}) { @@ -4916,22 +5483,95 @@ sub update_released_required { # -------------------------------------------------See if a user is privileged sub privileged { - my ($username,$domain)=@_; - - my %rolesdump = &dump("roles", $domain, $username) or return 0; + my ($username,$domain,$possdomains,$possroles)=@_; my $now = time; + my $roles; + if (ref($possroles) eq 'ARRAY') { + $roles = $possroles; + } else { + $roles = ['dc','su']; + } + if (ref($possdomains) eq 'ARRAY') { + my %privileged = &privileged_by_domain($possdomains,$roles); + foreach my $dom (@{$possdomains}) { + if (($username =~ /^$match_username$/) && ($domain =~ /^$match_domain$/) && + (ref($privileged{$dom}) eq 'HASH')) { + foreach my $role (@{$roles}) { + if (ref($privileged{$dom}{$role}) eq 'HASH') { + if (exists($privileged{$dom}{$role}{$username.':'.$domain})) { + my ($end,$start) = split(/:/,$privileged{$dom}{$role}{$username.':'.$domain}); + return 1 unless (($end && $end < $now) || + ($start && $start > $now)); + } + } + } + } + } + } else { + my %rolesdump = &dump("roles", $domain, $username) or return 0; + my $now = time; - for my $role (@rolesdump{grep { ! /^rolesdef_/ } keys %rolesdump}) { + for my $role (@rolesdump{grep { ! /^rolesdef_/ } keys(%rolesdump)}) { my ($trole, $tend, $tstart) = split(/_/, $role); - if (($trole eq 'dc') || ($trole eq 'su')) { - return 1 unless ($tend && $tend < $now) - or ($tstart && $tstart > $now); + if (grep(/^\Q$trole\E$/,@{$roles})) { + return 1 unless ($tend && $tend < $now) + or ($tstart && $tstart > $now); } - } - + } + } return 0; } +sub privileged_by_domain { + my ($domains,$roles) = @_; + my %privileged = (); + my $cachetime = 60*60*24; + my $now = time; + unless ((ref($domains) eq 'ARRAY') && (ref($roles) eq 'ARRAY')) { + return %privileged; + } + foreach my $dom (@{$domains}) { + next if (ref($privileged{$dom}) eq 'HASH'); + my $needroles; + foreach my $role (@{$roles}) { + my ($result,$cached)=&is_cached_new('priv_'.$role,$dom); + if (defined($cached)) { + if (ref($result) eq 'HASH') { + $privileged{$dom}{$role} = $result; + } + } else { + $needroles = 1; + } + } + if ($needroles) { + my %dompersonnel = &get_domain_roles($dom,$roles); + $privileged{$dom} = {}; + foreach my $server (keys(%dompersonnel)) { + if (ref($dompersonnel{$server}) eq 'HASH') { + foreach my $item (keys(%{$dompersonnel{$server}})) { + my ($trole,$uname,$udom,$rest) = split(/:/,$item,4); + my ($end,$start) = split(/:/,$dompersonnel{$server}{$item}); + next if ($end && $end < $now); + $privileged{$dom}{$trole}{$uname.':'.$udom} = + $dompersonnel{$server}{$item}; + } + } + } + if (ref($privileged{$dom}) eq 'HASH') { + foreach my $role (@{$roles}) { + if (ref($privileged{$dom}{$role}) eq 'HASH') { + &do_cache_new('priv_'.$role,$dom,$privileged{$dom}{$role},$cachetime); + } else { + my %hash = (); + &do_cache_new('priv_'.$role,$dom,\%hash,$cachetime); + } + } + } + } + } + return %privileged; +} + # -------------------------------------------------------- Get user privileges sub rolesinit { @@ -4960,7 +5600,7 @@ sub rolesinit { my %allroles=(); my %allgroups=(); - for my $area (grep { ! /^rolesdef_/ } keys %rolesdump) { + for my $area (grep { ! /^rolesdef_/ } keys(%rolesdump)) { my $role = $rolesdump{$area}; $area =~ s/\_\w\w$//; @@ -5041,16 +5681,18 @@ sub rolesinit { } sub set_arearole { - my ($trole,$area,$tstart,$tend,$domain,$username) = @_; + my ($trole,$area,$tstart,$tend,$domain,$username,$nolog) = @_; + unless ($nolog) { # log the associated role with the area - &userrolelog($trole,$username,$domain,$area,$tstart,$tend); + &userrolelog($trole,$username,$domain,$area,$tstart,$tend); + } return ('user.role.'.$trole.'.'.$area => $tstart.'.'.$tend); } sub custom_roleprivs { my ($allroles,$trole,$tdomain,$trest,$spec,$area) = @_; my ($rdummy,$rdomain,$rauthor,$rrole)=split(/\//,$trole); - my $homsvr=homeserver($rauthor,$rdomain); + my $homsvr = &homeserver($rauthor,$rdomain); if (&hostname($homsvr) ne '') { my ($rdummy,$roledef)= &get('roles',["rolesdef_$rrole"],$rdomain,$rauthor); @@ -5069,6 +5711,10 @@ sub custom_roleprivs { $$allroles{$spec.'./'.$tdomain.'/'}.=':'.$dompriv; } if (($trest ne '') && (defined($coursepriv))) { + if ($trole =~ m{^cr/$tdomain/$tdomain\Q-domainconfig\E/([^/]+)$}) { + my $rolename = $1; + $coursepriv = &course_adhocrole_privs($rolename,$tdomain,$trest,$coursepriv); + } $$allroles{'cm.'.$area}.=':'.$coursepriv; $$allroles{$spec.'.'.$area}.=':'.$coursepriv; } @@ -5077,6 +5723,48 @@ sub custom_roleprivs { } } +sub course_adhocrole_privs { + my ($rolename,$cdom,$cnum,$coursepriv) = @_; + my %overrides = &get('environment',["internal.adhocpriv.$rolename"],$cdom,$cnum); + if ($overrides{"internal.adhocpriv.$rolename"}) { + my (%currprivs,%storeprivs); + foreach my $item (split(/:/,$coursepriv)) { + my ($priv,$restrict) = split(/\&/,$item); + $currprivs{$priv} = $restrict; + } + my (%possadd,%possremove,%full); + foreach my $item (split(/\:/,$Apache::lonnet::pr{'cr:c'})) { + my ($priv,$restrict)=split(/\&/,$item); + $full{$priv} = $restrict; + } + foreach my $item (split(/,/,$overrides{"internal.adhocpriv.$rolename"})) { + next if ($item eq ''); + my ($rule,$rest) = split(/=/,$item); + next unless (($rule eq 'off') || ($rule eq 'on')); + foreach my $priv (split(/:/,$rest)) { + if ($priv ne '') { + if ($rule eq 'off') { + $possremove{$priv} = 1; + } else { + $possadd{$priv} = 1; + } + } + } + } + foreach my $priv (sort(keys(%full))) { + if (exists($currprivs{$priv})) { + unless (exists($possremove{$priv})) { + $storeprivs{$priv} = $currprivs{$priv}; + } + } elsif (exists($possadd{$priv})) { + $storeprivs{$priv} = $full{$priv}; + } + } + $coursepriv = ':'.join(':',map { $_.'&'.$storeprivs{$_}; } sort(keys(%storeprivs))); + } + return $coursepriv; +} + sub group_roleprivs { my ($allgroups,$area,$group_privs,$tend,$tstart) = @_; my $access = 1; @@ -5171,11 +5859,11 @@ sub set_userprivs { sub role_status { my ($rolekey,$update,$refresh,$now,$role,$where,$trolecode,$tstatus,$tstart,$tend) = @_; - my @pwhere = (); if (exists($env{$rolekey}) && $env{$rolekey} ne '') { - (undef,undef,$$role,@pwhere)=split(/\./,$rolekey); + my ($one,$two) = split(m{\./},$rolekey,2); + (undef,undef,$$role) = split(/\./,$one,3); unless (!defined($$role) || $$role eq '') { - $$where=join('.',@pwhere); + $$where = '/'.$two; $$trolecode=$$role.'.'.$$where; ($$tstart,$$tend)=split(/\./,$env{$rolekey}); $$tstatus='is'; @@ -5289,39 +5977,56 @@ sub delete_env_groupprivs { } sub check_adhoc_privs { - my ($cdom,$cnum,$update,$refresh,$now,$checkrole,$caller) = @_; + my ($cdom,$cnum,$update,$refresh,$now,$checkrole,$caller,$sec) = @_; my $cckey = 'user.role.'.$checkrole.'./'.$cdom.'/'.$cnum; + if ($sec) { + $cckey .= '/'.$sec; + } my $setprivs; if ($env{$cckey}) { my ($role,$where,$trolecode,$tstart,$tend,$tremark,$tstatus,$tpstart,$tpend); &role_status($cckey,$update,$refresh,$now,\$role,\$where,\$trolecode,\$tstatus,\$tstart,\$tend); unless (($tstatus eq 'is') || ($tstatus eq 'will_not')) { - &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller); + &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller,$sec); $setprivs = 1; } } else { - &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller); + &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller,$sec); $setprivs = 1; } return $setprivs; } sub set_adhoc_privileges { -# role can be cc or ca - my ($dcdom,$pickedcourse,$role,$caller) = @_; +# role can be cc, ca, or cr//-domainconfig/role + my ($dcdom,$pickedcourse,$role,$caller,$sec) = @_; my $area = '/'.$dcdom.'/'.$pickedcourse; + if ($sec ne '') { + $area .= '/'.$sec; + } my $spec = $role.'.'.$area; my %userroles = &set_arearole($role,$area,'','',$env{'user.domain'}, - $env{'user.name'}); - my %ccrole = (); - &standard_roleprivs(\%ccrole,$role,$dcdom,$spec,$pickedcourse,$area); - my ($author,$adv)= &set_userprivs(\%userroles,\%ccrole); + $env{'user.name'},1); + my %rolehash = (); + if ($role =~ m{^\Qcr/$dcdom/$dcdom\E\-domainconfig/(\w+)$}) { + my $rolename = $1; + &custom_roleprivs(\%rolehash,$role,$dcdom,$pickedcourse,$spec,$area); + my %domdef = &get_domain_defaults($dcdom); + if (ref($domdef{'adhocroles'}) eq 'HASH') { + if (ref($domdef{'adhocroles'}{$rolename}) eq 'HASH') { + &appenv({'request.role.desc' => $domdef{'adhocroles'}{$rolename}{'desc'},}); + } + } + } else { + &standard_roleprivs(\%rolehash,$role,$dcdom,$spec,$pickedcourse,$area); + } + my ($author,$adv)= &set_userprivs(\%userroles,\%rolehash); &appenv(\%userroles,[$role,'cm']); &log($env{'user.domain'},$env{'user.name'},$env{'user.home'},"Role ".$role); unless ($caller eq 'constructaccess' && $env{'request.course.id'}) { &appenv( {'request.role' => $spec, 'request.role.domain' => $dcdom, - 'request.course.sec' => '' + 'request.course.sec' => $sec, } ); my $tadv=0; @@ -5375,16 +6080,39 @@ sub del { # -------------------------------------------------------------- dump interface +sub unserialize { + my ($rep, $escapedkeys) = @_; + + return {} if $rep =~ /^error/; + + my %returnhash=(); + foreach my $item (split(/\&/,$rep)) { + my ($key, $value) = split(/=/, $item, 2); + $key = unescape($key) unless $escapedkeys; + next if $key =~ /^error: 2 /; + $returnhash{$key} = &thaw_unescape($value); + } + return \%returnhash; +} + +# see Lond::dump_with_regexp +# if $escapedkeys hash keys won't get unescaped. sub dump { - my ($namespace,$udomain,$uname,$regexp,$range)=@_; + my ($namespace,$udomain,$uname,$regexp,$range,$escapedkeys)=@_; if (!$udomain) { $udomain=$env{'user.domain'}; } if (!$uname) { $uname=$env{'user.name'}; } my $uhome=&homeserver($uname,$udomain); if ($regexp) { - $regexp=&escape($regexp); + $regexp=&escape($regexp); } else { - $regexp='.'; + $regexp='.'; + } + if (grep { $_ eq $uhome } ¤t_machine_ids()) { + # user is hosted on this machine + my $reply = LONCAPA::Lond::dump_with_regexp(join(':', ($udomain, + $uname, $namespace, $regexp, $range)), $perlvar{'lonVersion'}); + return %{&unserialize($reply, $escapedkeys)}; } my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome); my @pairs=split(/\&/,$rep); @@ -5392,7 +6120,7 @@ sub dump { if (!($rep =~ /^error/ )) { foreach my $item (@pairs) { my ($key,$value)=split(/=/,$item,2); - $key = &unescape($key); + $key = &unescape($key) unless ($escapedkeys); next if ($key =~ /^error: 2 /); $returnhash{$key}=&thaw_unescape($value); } @@ -5405,23 +6133,9 @@ sub dump { sub dumpstore { my ($namespace,$udomain,$uname,$regexp,$range)=@_; - if (!$udomain) { $udomain=$env{'user.domain'}; } - if (!$uname) { $uname=$env{'user.name'}; } - my $uhome=&homeserver($uname,$udomain); - if ($regexp) { - $regexp=&escape($regexp); - } else { - $regexp='.'; - } - my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome); - my @pairs=split(/\&/,$rep); - my %returnhash=(); - foreach my $item (@pairs) { - my ($key,$value)=split(/=/,$item,2); - next if ($key =~ /^error: 2 /); - $returnhash{$key}=&thaw_unescape($value); - } - return %returnhash; + # same as dump but keys must be escaped. They may contain colon separated + # lists of values that may themself contain colons (e.g. symbs). + return &dump($namespace, $udomain, $uname, $regexp, $range, 1); } # -------------------------------------------------------------- keys interface @@ -5447,7 +6161,15 @@ sub currentdump { $sdom = $env{'user.domain'} if (! defined($sdom)); $sname = $env{'user.name'} if (! defined($sname)); my $uhome = &homeserver($sname,$sdom); - my $rep=reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome); + my $rep; + + if (grep { $_ eq $uhome } current_machine_ids()) { + $rep = LONCAPA::Lond::dump_profile_database(join(":", ($sdom, $sname, + $courseid))); + } else { + $rep = reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome); + } + return if ($rep =~ /^(error:|no_such_host)/); # my %returnhash=(); @@ -5568,7 +6290,7 @@ sub newput { # --------------------------------------------------------- putstore interface sub putstore { - my ($namespace,$symb,$version,$storehash,$udomain,$uname)=@_; + my ($namespace,$symb,$version,$storehash,$udomain,$uname,$tolog)=@_; if (!$udomain) { $udomain=$env{'user.domain'}; } if (!$uname) { $uname=$env{'user.name'}; } my $uhome=&homeserver($uname,$udomain); @@ -5582,6 +6304,17 @@ sub putstore { my $reply = &reply("putstore:$udomain:$uname:$namespace:$esc_symb:$esc_v:$items", $uhome); + if (($tolog) && ($reply eq 'ok')) { + my $namevalue=''; + foreach my $key (keys(%{$storehash})) { + $namevalue.=&escape($key).'='.&freeze_escape($storehash->{$key}).'&'; + } + $namevalue .= 'ip='.&escape($ENV{'REMOTE_ADDR'}). + '&host='.&escape($perlvar{'lonHostID'}). + '&version='.$esc_v. + '&by='.&escape($env{'user.name'}.':'.$env{'user.domain'}); + &Apache::lonnet::courselog($symb.':'.$uname.':'.$udomain.':PUTSTORE:'.$namevalue); + } if ($reply eq 'unknown_cmd') { # gfall back to way things use to be done return &old_putstore($namespace,$symb,$version,$storehash,$udomain, @@ -5675,9 +6408,11 @@ sub tmpget { if (!defined($server)) { $server = $perlvar{'lonHostID'}; } my $rep=&reply("tmpget:$token",$server); my %returnhash; + if ($rep =~ /^(con_lost|error|no_such_host)/i) { + return %returnhash; + } foreach my $item (split(/\&/,$rep)) { my ($key,$value)=split(/=/,$item); - next if ($key =~ /^error: 2 /); $returnhash{&unescape($key)}=&thaw_unescape($value); } return %returnhash; @@ -5740,10 +6475,15 @@ sub get_timebased_id { my %inuse = &Apache::lonnet::dump('nohist_'.$namespace,$cdom,$cnum,$prefix); my $id = time; $newid = $id; + if ($idtype eq 'addcode') { + $newid .= &sixnum_code(); + } my $idtries = 0; while (exists($inuse{$prefix."\0".$newid}) && $idtries < $maxtries) { if ($idtype eq 'concat') { $newid = $id.$idtries; + } elsif ($idtype eq 'addcode') { + $newid = $newid.&sixnum_code(); } else { $newid ++; } @@ -5760,6 +6500,7 @@ sub get_timebased_id { $error = 'error saving new item: '.$putresult; } } else { + undef($newid); $error = ('error: no unique suffix available for the new item '); } # remove lock @@ -5768,16 +6509,27 @@ sub get_timebased_id { } else { $error = "error: could not obtain lockfile\n"; $dellock = 'ok'; + if (($prefix eq 'paste') && ($namespace eq 'courseeditor') && ($keyid eq 'num')) { + $dellock = 'nolock'; + } } return ($newid,$dellock,$error); } +sub sixnum_code { + my $code; + for (0..6) { + $code .= int( rand(9) ); + } + return $code; +} + # -------------------------------------------------- portfolio access checking sub portfolio_access { - my ($requrl) = @_; + my ($requrl,$clientip) = @_; my (undef,$udom,$unum,$file_name,$group) = &parse_portfolio_url($requrl); - my $result = &get_portfolio_access($udom,$unum,$file_name,$group); + my $result = &get_portfolio_access($udom,$unum,$file_name,$group,$clientip); if ($result) { my %setters; if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') { @@ -5803,7 +6555,7 @@ sub portfolio_access { } sub get_portfolio_access { - my ($udom,$unum,$file_name,$group,$access_hash) = @_; + my ($udom,$unum,$file_name,$group,$clientip,$access_hash) = @_; if (!ref($access_hash)) { my $current_perms = &get_portfile_permissions($udom,$unum); @@ -5812,7 +6564,7 @@ sub get_portfolio_access { $access_hash = $access_controls{$file_name}; } - my ($public,$guest,@domains,@users,@courses,@groups); + my ($public,$guest,@domains,@users,@courses,@groups,@ips); my $now = time; if (ref($access_hash) eq 'HASH') { foreach my $key (keys(%{$access_hash})) { @@ -5836,10 +6588,25 @@ sub get_portfolio_access { push(@courses,$key); } elsif ($scope eq 'group') { push(@groups,$key); + } elsif ($scope eq 'ip') { + push(@ips,$key); } } if ($public) { return 'ok'; + } elsif (@ips > 0) { + my $allowed; + foreach my $ipkey (@ips) { + if (ref($access_hash->{$ipkey}{'ip'}) eq 'ARRAY') { + if (&Apache::loncommon::check_ip_acc(join(',',@{$access_hash->{$ipkey}{'ip'}}),$clientip)) { + $allowed = 1; + last; + } + } + } + if ($allowed) { + return 'ok'; + } } if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') { if ($guest) { @@ -6026,6 +6793,7 @@ sub usertools_access { official => 1, unofficial => 1, community => 1, + textbook => 1, ); } elsif ($context eq 'requestauthor') { %tools = ( @@ -6041,7 +6809,7 @@ sub usertools_access { } return if (!defined($tools{$tool})); - if ((!defined($udom)) || (!defined($uname))) { + if (($udom eq '') || ($uname eq '')) { $udom = $env{'user.domain'}; $uname = $env{'user.name'}; } @@ -6322,7 +7090,7 @@ sub customaccess { # ------------------------------------------------- Check for a user privilege sub allowed { - my ($priv,$uri,$symb,$role)=@_; + my ($priv,$uri,$symb,$role,$clientip,$noblockcheck)=@_; my $ver_orguri=$uri; $uri=&deversion($uri); my $orguri=$uri; @@ -6517,11 +7285,16 @@ sub allowed { if ($match) { if ($env{'user.priv.'.$env{'request.role'}.'./'} =~/\Q$priv\E\&([^\:]*)/) { - my @blockers = &has_comm_blocking($priv,$symb,$uri); - if (@blockers > 0) { - $thisallowed = 'B'; + my $value = $1; + if ($noblockcheck) { + $thisallowed.=$value; } else { - $thisallowed.=$1; + my @blockers = &has_comm_blocking($priv,$symb,$uri); + if (@blockers > 0) { + $thisallowed = 'B'; + } else { + $thisallowed.=$value; + } } } } else { @@ -6533,11 +7306,15 @@ sub allowed { $refuri=&declutter($refuri); my ($match) = &is_on_map($refuri); if ($match) { - my @blockers = &has_comm_blocking($priv,$symb,$refuri); - if (@blockers > 0) { - $thisallowed = 'B'; - } else { + if ($noblockcheck) { $thisallowed='F'; + } else { + my @blockers = &has_comm_blocking($priv,$symb,$refuri); + if (@blockers > 0) { + $thisallowed = 'B'; + } else { + $thisallowed='F'; + } } } } @@ -6549,7 +7326,7 @@ sub allowed { && $thisallowed ne 'F' && $thisallowed ne '2' && &is_portfolio_url($uri)) { - $thisallowed = &portfolio_access($uri); + $thisallowed = &portfolio_access($uri,$clientip); } # Full access at system, domain or course-wide level? Exit. @@ -6592,11 +7369,15 @@ sub allowed { =~/\Q$priv\E\&([^\:]*)/) { my $value = $1; if ($priv eq 'bre') { - my @blockers = &has_comm_blocking($priv,$symb,$uri); - if (@blockers > 0) { - $thisallowed = 'B'; - } else { + if ($noblockcheck) { $thisallowed.=$value; + } else { + my @blockers = &has_comm_blocking($priv,$symb,$uri); + if (@blockers > 0) { + $thisallowed = 'B'; + } else { + $thisallowed.=$value; + } } } else { $thisallowed.=$value; @@ -6630,11 +7411,15 @@ sub allowed { =~/\Q$priv\E\&([^\:]*)/) { my $value = $1; if ($priv eq 'bre') { - my @blockers = &has_comm_blocking($priv,$symb,$refuri); - if (@blockers > 0) { - $thisallowed = 'B'; - } else { + if ($noblockcheck) { $thisallowed.=$value; + } else { + my @blockers = &has_comm_blocking($priv,$symb,$refuri); + if (@blockers > 0) { + $thisallowed = 'B'; + } else { + $thisallowed.=$value; + } } } else { $thisallowed.=$value; @@ -6810,7 +7595,7 @@ sub constructaccess { my ($ownername,$ownerdomain,$ownerhome); ($ownerdomain,$ownername) = - ($url=~ m{^(?:\Q$perlvar{'lonDocRoot'}\E|)/priv/($match_domain)/($match_username)/}); + ($url=~ m{^(?:\Q$perlvar{'lonDocRoot'}\E|)/priv/($match_domain)/($match_username)(?:/|$)}); # The URL does not really point to any authorspace, forget it unless (($ownername) && ($ownerdomain)) { return ''; } @@ -6851,7 +7636,7 @@ sub constructaccess { if (($allowed eq 'F') || ($allowed eq 'U')) { # Grant temporary access my $then=$env{'user.login.time'}; - my $update==$env{'user.update.time'}; + my $update=$env{'user.update.time'}; if (!$update) { $update = $then; } my $refresh=$env{'user.refresh.time'}; if (!$refresh) { $refresh = $update; } @@ -6865,6 +7650,32 @@ sub constructaccess { return ''; } +# ----------------------------------------------------------- Content Blocking + +{ +# Caches for faster Course Contents display where content blocking +# is in operation (i.e., interval param set) for timed quiz. +# +# User for whom data are being temporarily cached. +my $cacheduser=''; +# Cached blockers for this user (a hash of blocking items). +my %cachedblockers=(); +# When the data were last cached. +my $cachedlast=''; + +sub load_all_blockers { + my ($uname,$udom,$blocks)=@_; + if (($uname ne '') && ($udom ne '')) { + if (($cacheduser eq $uname.':'.$udom) && + (abs($cachedlast-time)<5)) { + return; + } + } + $cachedlast=time; + $cacheduser=$uname.':'.$udom; + %cachedblockers = &get_commblock_resources($blocks); +} + sub get_comm_blocks { my ($cdom,$cnum) = @_; if ($cdom eq '' || $cnum eq '') { @@ -6885,27 +7696,21 @@ sub get_comm_blocks { return %commblocks; } -sub has_comm_blocking { - my ($priv,$symb,$uri,$blocks) = @_; - return unless ($env{'request.course.id'}); - return unless ($priv eq 'bre'); - return if ($env{'user.priv.'.$env{'request.role'}} =~/evb\&([^\:]*)/); +sub get_commblock_resources { + my ($blocks) = @_; + my %blockers = (); + return %blockers unless ($env{'request.course.id'}); + return %blockers if ($env{'user.priv.'.$env{'request.role'}} =~/evb\&([^\:]*)/); my %commblocks; if (ref($blocks) eq 'HASH') { %commblocks = %{$blocks}; } else { %commblocks = &get_comm_blocks(); } - return unless (keys(%commblocks) > 0); - if (!$symb) { $symb=&symbread($uri,1); } - my ($map,$resid,undef)=&decode_symb($symb); - my %tocheck = ( - maps => $map, - resources => $symb, - ); - my @blockers; - my $now = time; + return %blockers unless (keys(%commblocks) > 0); my $navmap = Apache::lonnavmaps::navmap->new(); + return %blockers unless (ref($navmap)); + my $now = time; foreach my $block (keys(%commblocks)) { if ($block =~ /^(\d+)____(\d+)$/) { my ($start,$end) = ($1,$2); @@ -6913,17 +7718,13 @@ sub has_comm_blocking { if (ref($commblocks{$block}{'blocks'}) eq 'HASH') { if (ref($commblocks{$block}{'blocks'}{'docs'}) eq 'HASH') { if (ref($commblocks{$block}{'blocks'}{'docs'}{'maps'}) eq 'HASH') { - if ($commblocks{$block}{'blocks'}{'docs'}{'maps'}{$map}) { - unless (grep(/^\Q$block\E$/,@blockers)) { - push(@blockers,$block); - } + if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'maps'}})) { + $blockers{$block}{maps} = $commblocks{$block}{'blocks'}{'docs'}{'maps'}; } } if (ref($commblocks{$block}{'blocks'}{'docs'}{'resources'}) eq 'HASH') { - if ($commblocks{$block}{'blocks'}{'docs'}{'resources'}{$symb}) { - unless (grep(/^\Q$block\E$/,@blockers)) { - push(@blockers,$block); - } + if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'resources'}})) { + $blockers{$block}{'resources'} = $commblocks{$block}{'blocks'}{'docs'}{'resources'}; } } } @@ -6934,32 +7735,31 @@ sub has_comm_blocking { my @to_test; if (ref($commblocks{$block}{'blocks'}) eq 'HASH') { if (ref($commblocks{$block}{'blocks'}{'docs'}) eq 'HASH') { - my $check_interval; - if (&check_docs_block($commblocks{$block}{'blocks'}{'docs'},\%tocheck)) { - my @interval; - my $type = 'map'; - if ($item eq 'course') { - $type = 'course'; - @interval=&EXT("resource.0.interval"); + my @interval; + my $type = 'map'; + if ($item eq 'course') { + $type = 'course'; + @interval=&EXT("resource.0.interval"); + } else { + if ($item =~ /___\d+___/) { + $type = 'resource'; + @interval=&EXT("resource.0.interval",$item); + if (ref($navmap)) { + my $res = $navmap->getBySymb($item); + push(@to_test,$res); + } } else { - if ($item =~ /___\d+___/) { - $type = 'resource'; - @interval=&EXT("resource.0.interval",$item); - if (ref($navmap)) { - my $res = $navmap->getBySymb($item); - push(@to_test,$res); - } - } else { - my $mapsymb = &symbread($item,1); - if ($mapsymb) { - if (ref($navmap)) { - my $mapres = $navmap->getBySymb($mapsymb); - @to_test = $mapres->retrieveResources($mapres,undef,0,1); - foreach my $res (@to_test) { - my $symb = $res->symb(); - next if ($symb eq $mapsymb); - if ($symb ne '') { - @interval=&EXT("resource.0.interval",$symb); + my $mapsymb = &symbread($item,1); + if ($mapsymb) { + if (ref($navmap)) { + my $mapres = $navmap->getBySymb($mapsymb); + @to_test = $mapres->retrieveResources($mapres,undef,0,0,0,1); + foreach my $res (@to_test) { + my $symb = $res->symb(); + next if ($symb eq $mapsymb); + if ($symb ne '') { + @interval=&EXT("resource.0.interval",$symb); + if ($interval[1] eq 'map') { last; } } @@ -6967,26 +7767,35 @@ sub has_comm_blocking { } } } - if ($interval[0] =~ /\d+/) { - my $first_access; - if ($type eq 'resource') { - $first_access=&get_first_access($interval[1],$item); - } elsif ($type eq 'map') { - $first_access=&get_first_access($interval[1],undef,$item); - } else { - $first_access=&get_first_access($interval[1]); - } - if ($first_access) { - my $timesup = $first_access+$interval[0]; - if ($timesup > $now) { - foreach my $res (@to_test) { - if ($res->is_problem()) { - if ($res->completable()) { - unless (grep(/^\Q$block\E$/,@blockers)) { - push(@blockers,$block); - } - last; - } + } + if ($interval[0] =~ /^\d+$/) { + my $first_access; + if ($type eq 'resource') { + $first_access=&get_first_access($interval[1],$item); + } elsif ($type eq 'map') { + $first_access=&get_first_access($interval[1],undef,$item); + } else { + $first_access=&get_first_access($interval[1]); + } + if ($first_access) { + my $timesup = $first_access+$interval[0]; + if ($timesup > $now) { + my $activeblock; + foreach my $res (@to_test) { + if ($res->answerable()) { + $activeblock = 1; + last; + } + } + if ($activeblock) { + if (ref($commblocks{$block}{'blocks'}{'docs'}{'maps'}) eq 'HASH') { + if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'maps'}})) { + $blockers{$block}{'maps'} = $commblocks{$block}{'blocks'}{'docs'}{'maps'}; + } + } + if (ref($commblocks{$block}{'blocks'}{'docs'}{'resources'}) eq 'HASH') { + if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'resources'}})) { + $blockers{$block}{'resources'} = $commblocks{$block}{'blocks'}{'docs'}{'resources'}; } } } @@ -6997,33 +7806,66 @@ sub has_comm_blocking { } } } - return @blockers; + return %blockers; } -sub check_docs_block { - my ($docsblock,$tocheck) =@_; - if ((ref($docsblock) ne 'HASH') || (ref($tocheck) ne 'HASH')) { - return; +sub has_comm_blocking { + my ($priv,$symb,$uri,$blocks) = @_; + my @blockers; + return unless ($env{'request.course.id'}); + return unless ($priv eq 'bre'); + return if ($env{'user.priv.'.$env{'request.role'}} =~/evb\&([^\:]*)/); + return if ($env{'request.state'} eq 'construct'); + &load_all_blockers($env{'user.name'},$env{'user.domain'},$blocks); + return unless (keys(%cachedblockers) > 0); + my (%possibles,@symbs); + if (!$symb) { + $symb = &symbread($uri,1,1,1,\%possibles); } - if (ref($docsblock->{'maps'}) eq 'HASH') { - if ($tocheck->{'maps'}) { - if ($docsblock->{'maps'}{$tocheck->{'maps'}}) { - return 1; + if ($symb) { + @symbs = ($symb); + } elsif (keys(%possibles)) { + @symbs = keys(%possibles); + } + my $noblock; + foreach my $symb (@symbs) { + last if ($noblock); + my ($map,$resid,$resurl)=&decode_symb($symb); + foreach my $block (keys(%cachedblockers)) { + if ($block =~ /^firstaccess____(.+)$/) { + my $item = $1; + if (($item eq $map) || ($item eq $symb)) { + $noblock = 1; + last; + } } - } - } - if (ref($docsblock->{'resources'}) eq 'HASH') { - if ($tocheck->{'resources'}) { - if ($docsblock->{'resources'}{$tocheck->{'resources'}}) { - return 1; + if (ref($cachedblockers{$block}) eq 'HASH') { + if (ref($cachedblockers{$block}{'resources'}) eq 'HASH') { + if ($cachedblockers{$block}{'resources'}{$symb}) { + unless (grep(/^\Q$block\E$/,@blockers)) { + push(@blockers,$block); + } + } + } + } + if (ref($cachedblockers{$block}{'maps'}) eq 'HASH') { + if ($cachedblockers{$block}{'maps'}{$map}) { + unless (grep(/^\Q$block\E$/,@blockers)) { + push(@blockers,$block); + } + } } } } - return; + return if ($noblock); + return @blockers; +} } +# -------------------------------- Deversion and split uri into path an filename + # -# Removes the versino from a URI and +# Removes the version from a URI and # splits it in to its filename and path to the filename. # Seems like File::Basename could have done this more clearly. # Parameters: @@ -7091,7 +7933,7 @@ sub get_symb_from_alias { sub definerole { if (allowed('mcr','/')) { - my ($rolename,$sysrole,$domrole,$courole)=@_; + my ($rolename,$sysrole,$domrole,$courole,$uname,$udom)=@_; foreach my $role (split(':',$sysrole)) { my ($crole,$cqual)=split(/\&/,$role); if ($pr{'cr:s'}!~/\Q$crole\E/) { return "refused:s:$crole"; } @@ -7119,11 +7961,19 @@ sub definerole { } } } + my $uhome; + if (($uname ne '') && ($udom ne '')) { + $uhome = &homeserver($uname,$udom); + return $uhome if ($uhome eq 'no_host'); + } else { + $uname = $env{'user.name'}; + $udom = $env{'user.domain'}; + $uhome = $env{'user.home'}; + } my $command="encrypt:rolesput:$env{'user.domain'}:$env{'user.name'}:". - "$env{'user.domain'}:$env{'user.name'}:". - "rolesdef_$rolename=". + "$udom:$uname:rolesdef_$rolename=". escape($sysrole.'_'.$domrole.'_'.$courole); - return reply($command,$env{'user.home'}); + return reply($command,$uhome); } else { return 'refused'; } @@ -7132,19 +7982,23 @@ sub definerole { # ---------------- Make a metadata query against the network of library servers sub metadata_query { - my ($query,$custom,$customshow,$server_array)=@_; + my ($query,$custom,$customshow,$server_array,$domains_hash)=@_; my %rhash; my %libserv = &all_library(); my @server_list = (defined($server_array) ? @$server_array : keys(%libserv) ); for my $server (@server_list) { + my $domains = ''; + if (ref($domains_hash) eq 'HASH') { + $domains = $domains_hash->{$server}; + } unless ($custom or $customshow) { - my $reply=&reply("querysend:".&escape($query),$server); + my $reply=&reply("querysend:".&escape($query).':::'.&escape($domains),$server); $rhash{$server}=$reply; } else { my $reply=&reply("querysend:".&escape($query).':'. - &escape($custom).':'.&escape($customshow), + &escape($custom).':'.&escape($customshow).':'.&escape($domains), $server); $rhash{$server}=$reply; } @@ -7201,10 +8055,12 @@ sub update_allusers_table { sub fetch_enrollment_query { my ($context,$affiliatesref,$replyref,$dom,$cnum) = @_; - my $homeserver; + my ($homeserver,$sleep,$loopmax); my $maxtries = 1; if ($context eq 'automated') { $homeserver = $perlvar{'lonHostID'}; + $sleep = 2; + $loopmax = 100; $maxtries = 10; # will wait for up to 2000s for retrieval of classlist data before timeout } else { $homeserver = &homeserver($cnum,$dom); @@ -7222,17 +8078,17 @@ sub fetch_enrollment_query { &logthis('fetch_enrollment_query: invalid queryid: '.$queryid.' for host: '.$host.' and homeserver: '.$homeserver.' context: '.$context.' '.$cnum); return 'error: '.$queryid; } - my $reply = &get_query_reply($queryid); + my $reply = &get_query_reply($queryid,$sleep.$loopmax); my $tries = 1; while (($reply=~/^timeout/) && ($tries < $maxtries)) { - $reply = &get_query_reply($queryid); + $reply = &get_query_reply($queryid,$sleep,$loopmax); $tries ++; } if ( ($reply =~/^timeout/) || ($reply =~/^error/) ) { &logthis('fetch_enrollment_query error: '.$reply.' for '.$dom.' '.$env{'user.name'}.' for '.$queryid.' context: '.$context.' '.$cnum.' maxtries: '.$maxtries.' tries: '.$tries); } else { my @responses = split(/:/,$reply); - if ($homeserver eq $perlvar{'lonHostID'}) { + if (grep { $_ eq $homeserver } ¤t_machine_ids()) { foreach my $line (@responses) { my ($key,$value) = split(/=/,$line,2); $$replyref{$key} = $value; @@ -7267,11 +8123,17 @@ sub fetch_enrollment_query { } sub get_query_reply { - my $queryid=shift; + my ($queryid,$sleep,$loopmax) = @_; + if (($sleep eq '') || ($sleep !~ /^\d+\.?\d*$/)) { + $sleep = 0.2; + } + if (($loopmax eq '') || ($loopmax =~ /\D/)) { + $loopmax = 100; + } my $replyfile=LONCAPA::tempdir().$queryid; my $reply=''; - for (1..100) { - sleep 2; + for (1..$loopmax) { + sleep($sleep); if (-e $replyfile.'.end') { if (open(my $fh,$replyfile)) { $reply = join('',<$fh>); @@ -7390,8 +8252,8 @@ sub auto_validate_instcode { } $response=&unescape(&reply('autovalidateinstcode:'.$cdom.':'. &escape($instcode).':'.&escape($owner),$homeserver)); - my ($outcome,$description) = map { &unescape($_); } split('&',$response,2); - return ($outcome,$description); + my ($outcome,$description,$defaultcredits) = map { &unescape($_); } split('&',$response,3); + return ($outcome,$description,$defaultcredits); } sub auto_create_password { @@ -7633,17 +8495,20 @@ sub auto_courserequest_checks { } sub auto_courserequest_validation { - my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist) = @_; + my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist,$custominfo) = @_; my ($homeserver,$response); if ($dom =~ /^$match_domain$/) { $homeserver = &domain($dom,'primary'); } - unless ($homeserver eq 'no_host') { - + unless ($homeserver eq 'no_host') { + my $customdata; + if (ref($custominfo) eq 'HASH') { + $customdata = &freeze_escape($custominfo); + } $response=&unescape(&reply('autocrsreqvalidation:'.$dom.':'.&escape($owner). ':'.&escape($crstype).':'.&escape($inststatuslist). - ':'.&escape($instcode).':'.&escape($instseclist), - $homeserver)); + ':'.&escape($instcode).':'.&escape($instseclist).':'. + $customdata,$homeserver)); } return $response; } @@ -7662,6 +8527,135 @@ sub auto_validate_class_sec { return $response; } +sub auto_crsreq_update { + my ($cdom,$cnum,$crstype,$action,$ownername,$ownerdomain,$fullname,$title, + $code,$accessstart,$accessend,$inbound) = @_; + my ($homeserver,%crsreqresponse); + if ($cdom =~ /^$match_domain$/) { + $homeserver = &domain($cdom,'primary'); + } + unless (($homeserver eq 'no_host') || ($homeserver eq '')) { + my $info; + if (ref($inbound) eq 'HASH') { + $info = &freeze_escape($inbound); + } + my $response=&reply('autocrsrequpdate:'.$cdom.':'.$cnum.':'.&escape($crstype). + ':'.&escape($action).':'.&escape($ownername).':'. + &escape($ownerdomain).':'.&escape($fullname).':'. + &escape($title).':'.&escape($code).':'. + &escape($accessstart).':'.&escape($accessend).':'.$info,$homeserver); + unless ($response =~ /(con_lost|error|no_such_host|refused)/) { + my @items = split(/&/,$response); + foreach my $item (@items) { + my ($key,$value) = split('=',$item); + $crsreqresponse{&unescape($key)} = &thaw_unescape($value); + } + } + } + return \%crsreqresponse; +} + +sub auto_export_grades { + my ($cdom,$cnum,$inforef,$gradesref) = @_; + my ($homeserver,%exportresponse); + if ($cdom =~ /^$match_domain$/) { + $homeserver = &domain($cdom,'primary'); + } + unless (($homeserver eq 'no_host') || ($homeserver eq '')) { + my $info; + if (ref($inforef) eq 'HASH') { + $info = &freeze_escape($inforef); + } + if (ref($gradesref) eq 'HASH') { + my $grades = &freeze_escape($gradesref); + my $response=&reply('encrypt:autoexportgrades:'.$cdom.':'.$cnum.':'. + $info.':'.$grades,$homeserver); + unless ($response =~ /(con_lost|error|no_such_host|refused|unknown_command)/) { + my @items = split(/&/,$response); + foreach my $item (@items) { + my ($key,$value) = split('=',$item); + $exportresponse{&unescape($key)} = &thaw_unescape($value); + } + } + } + } + return \%exportresponse; +} + +sub check_instcode_cloning { + my ($codedefaults,$code_order,$cloner,$clonefromcode,$clonetocode) = @_; + unless ((ref($codedefaults) eq 'HASH') && (ref($code_order) eq 'ARRAY')) { + return; + } + my $canclone; + if (@{$code_order} > 0) { + my $instcoderegexp ='^'; + my @clonecodes = split(/\&/,$cloner); + foreach my $item (@{$code_order}) { + if (grep(/^\Q$item\E=/,@clonecodes)) { + foreach my $pair (@clonecodes) { + my ($key,$val) = split(/\=/,$pair,2); + $val = &unescape($val); + if ($key eq $item) { + $instcoderegexp .= '('.$val.')'; + last; + } + } + } else { + $instcoderegexp .= $codedefaults->{$item}; + } + } + $instcoderegexp .= '$'; + my (@from,@to); + eval { + (@from) = ($clonefromcode =~ /$instcoderegexp/); + (@to) = ($clonetocode =~ /$instcoderegexp/); + }; + if ((@from > 0) && (@to > 0)) { + my @diffs = &Apache::loncommon::compare_arrays(\@from,\@to); + if (!@diffs) { + $canclone = 1; + } + } + } + return $canclone; +} + +sub default_instcode_cloning { + my ($clonedom,$domdefclone,$clonefromcode,$clonetocode,$codedefaultsref,$codeorderref) = @_; + my (%codedefaults,@code_order,$canclone); + if ((ref($codedefaultsref) eq 'HASH') && (ref($codeorderref) eq 'ARRAY')) { + %codedefaults = %{$codedefaultsref}; + @code_order = @{$codeorderref}; + } elsif ($clonedom) { + &auto_instcode_defaults($clonedom,\%codedefaults,\@code_order); + } + if (($domdefclone) && (@code_order)) { + my @clonecodes = split(/\+/,$domdefclone); + my $instcoderegexp ='^'; + foreach my $item (@code_order) { + if (grep(/^\Q$item\E$/,@clonecodes)) { + $instcoderegexp .= '('.$codedefaults{$item}.')'; + } else { + $instcoderegexp .= $codedefaults{$item}; + } + } + $instcoderegexp .= '$'; + my (@from,@to); + eval { + (@from) = ($clonefromcode =~ /$instcoderegexp/); + (@to) = ($clonetocode =~ /$instcoderegexp/); + }; + if ((@from > 0) && (@to > 0)) { + my @diffs = &Apache::loncommon::compare_arrays(\@from,\@to); + if (!@diffs) { + $canclone = 1; + } + } + } + return $canclone; +} + # ------------------------------------------------------- Course Group routines sub get_coursegroups { @@ -8026,7 +9020,8 @@ sub assignrole { &courserolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag, $selfenroll,$context); } elsif (($role eq 'li') || ($role eq 'dg') || ($role eq 'sc') || - ($role eq 'au') || ($role eq 'dc')) { + ($role eq 'au') || ($role eq 'dc') || ($role eq 'dh') || + ($role eq 'da')) { &domainrolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag, $context); } elsif (($role eq 'ca') || ($role eq 'aa')) { @@ -8331,7 +9326,7 @@ sub modifyuser { sub modifystudent { my ($udom,$uname,$uid,$umode,$upass,$first,$middle,$last,$gene,$usec, $end,$start,$forceid,$desiredhome,$email,$type,$locktype,$cid, - $selfenroll,$context,$inststatus)=@_; + $selfenroll,$context,$inststatus,$credits,$instsec)=@_; if (!$cid) { unless ($cid=$env{'request.course.id'}) { return 'not_in_class'; @@ -8343,15 +9338,17 @@ sub modifystudent { $desiredhome,$email,$inststatus); unless ($reply eq 'ok') { return $reply; } # This will cause &modify_student_enrollment to get the uid from the - # students environment + # student's environment $uid = undef if (!$forceid); $reply = &modify_student_enrollment($udom,$uname,$uid,$first,$middle,$last, - $gene,$usec,$end,$start,$type,$locktype,$cid,$selfenroll,$context); + $gene,$usec,$end,$start,$type,$locktype, + $cid,$selfenroll,$context,$credits,$instsec); return $reply; } sub modify_student_enrollment { - my ($udom,$uname,$uid,$first,$middle,$last,$gene,$usec,$end,$start,$type,$locktype,$cid,$selfenroll,$context) = @_; + my ($udom,$uname,$uid,$first,$middle,$last,$gene,$usec,$end,$start,$type, + $locktype,$cid,$selfenroll,$context,$credits,$instsec) = @_; my ($cdom,$cnum,$chome); if (!$cid) { unless ($cid=$env{'request.course.id'}) { @@ -8398,7 +9395,7 @@ sub modify_student_enrollment { my %old_entry = &Apache::lonnet::get('classlist',[$user],$cdom,$cnum); my $reply=cput('classlist', {$user => - join(':',$end,$start,$uid,$usec,$fullname,$type,$locktype) }, + join(':',$end,$start,$uid,$usec,$fullname,$type,$locktype,$credits,$instsec) }, $cdom,$cnum); if (($reply eq 'ok') || ($reply eq 'delayed')) { &devalidate_getsection_cache($udom,$uname,$cid); @@ -8627,7 +9624,7 @@ sub is_course { my %courses = &courseiddump($cdom, '.', 1, '.', '.', $cnum, undef, undef, '.'); - return unless exists($courses{$cdom.'_'.$cnum}); + return unless(exists($courses{$cdom.'_'.$cnum})); return wantarray ? ($cdom, $cnum) : $cdom.'_'.$cnum; } @@ -8652,6 +9649,9 @@ sub store_userdata { $namevalue.=&escape($key).'='.&freeze_escape($$storehash{$key}).'&'; } $namevalue=~s/\&$//; + unless ($namespace eq 'courserequests') { + $datakey = &escape($datakey); + } $result = &reply("store:$udom:$uname:$namespace:$datakey:". $namevalue,$uhome); } @@ -8919,9 +9919,9 @@ sub modify_access_controls { my $tries = 0; my $gotlock = &newput('file_permissions',$lockhash,$domain,$user); - while (($gotlock ne 'ok') && $tries <3) { + while (($gotlock ne 'ok') && $tries < 10) { $tries ++; - sleep 1; + sleep(0.1); $gotlock = &newput('file_permissions',$lockhash,$domain,$user); } if ($gotlock eq 'ok') { @@ -9214,7 +10214,23 @@ sub dirlist { foreach my $user (sort(keys(%allusers))) { push(@alluserslist,$user.'&user'); } - return (\@alluserslist); + if (!%listerror) { + # no errors + return (\@alluserslist); + } elsif (scalar(keys(%servers)) == 1) { + # one library server, one error + my ($key) = keys(%listerror); + return (\@alluserslist, $listerror{$key}); + } elsif ( grep { $_ eq 'con_lost' } values(%listerror) ) { + # con_lost indicates that we might miss data from at least one + # library server + return (\@alluserslist, 'con_lost'); + } else { + # multiple library servers and no con_lost -> data should be + # complete. + return (\@alluserslist); + } + } else { return ([],'missing username'); } @@ -9431,10 +10447,12 @@ sub get_userresdata { } #error 2 occurs when the .db doesn't exist if ($tmp!~/error: 2 /) { - &logthis("WARNING:". - " Trying to get resource data for ". - $uname." at ".$udom.": ". - $tmp.""); + if ((!defined($cached)) || ($tmp ne 'con_lost')) { + &logthis("WARNING:". + " Trying to get resource data for ". + $uname." at ".$udom.": ". + $tmp.""); + } } elsif ($tmp=~/error: 2 /) { #&EXT_cache_set($udom,$uname); &do_cache_new('userres',$hashid,undef,600); @@ -9474,6 +10492,26 @@ sub resdata { return undef; } +sub get_numsuppfiles { + my ($cnum,$cdom,$ignorecache)=@_; + my $hashid=$cnum.':'.$cdom; + my ($suppcount,$cached); + unless ($ignorecache) { + ($suppcount,$cached) = &is_cached_new('suppcount',$hashid); + } + unless (defined($cached)) { + my $chome=&homeserver($cnum,$cdom); + unless ($chome eq 'no_host') { + ($suppcount,my $errors) = (0,0); + my $suppmap = 'supplemental.sequence'; + ($suppcount,$errors) = + &Apache::loncommon::recurse_supplemental($cnum,$cdom,$suppmap,$suppcount,$errors); + } + &do_cache_new('suppcount',$hashid,$suppcount,600); + } + return $suppcount; +} + # # EXT resource caching routines # @@ -9502,7 +10540,7 @@ sub EXT_cache_set { # --------------------------------------------------------- Value of a Variable sub EXT { - my ($varname,$symbparm,$udom,$uname,$usection,$recurse)=@_; + my ($varname,$symbparm,$udom,$uname,$usection,$recurse,$cid)=@_; unless ($varname) { return ''; } #get real user name/domain, courseid and symb my $courseid; @@ -9617,26 +10655,51 @@ sub EXT { if (!$symbparm) { $symbparm=&symbread(); } } - if ($space eq 'title') { - if (!$symbparm) { $symbparm = $env{'request.filename'}; } - return &gettitle($symbparm); - } + if ($qualifier eq '') { + if ($space eq 'title') { + if (!$symbparm) { $symbparm = $env{'request.filename'}; } + return &gettitle($symbparm); + } - if ($space eq 'map') { - my ($map) = &decode_symb($symbparm); - return &symbread($map); - } - if ($space eq 'filename') { - if ($symbparm) { - return &clutter((&decode_symb($symbparm))[2]); + if ($space eq 'map') { + my ($map) = &decode_symb($symbparm); + return &symbread($map); + } + if ($space eq 'maptitle') { + my ($map) = &decode_symb($symbparm); + return &gettitle($map); + } + if ($space eq 'filename') { + if ($symbparm) { + return &clutter((&decode_symb($symbparm))[2]); + } + return &hreflocation('',$env{'request.filename'}); } - return &hreflocation('',$env{'request.filename'}); - } + + if ((defined($courseid)) && ($courseid eq $env{'request.course.id'}) && $symbparm) { + if ($space eq 'visibleparts') { + my $navmap = Apache::lonnavmaps::navmap->new(); + my $item; + if (ref($navmap)) { + my $res = $navmap->getBySymb($symbparm); + my $parts = $res->parts(); + if (ref($parts) eq 'ARRAY') { + $item = join(',',@{$parts}); + } + undef($navmap); + } + return $item; + } + } + } my ($section, $group, @groups); my ($courselevelm,$courselevel); - if ($symbparm && defined($courseid) && - $courseid eq $env{'request.course.id'}) { + if (($courseid eq '') && ($cid)) { + $courseid = $cid; + } + if (($symbparm && $courseid) && + (($courseid eq $env{'request.course.id'}) || ($courseid eq $cid))) { #print '
'.$space.' - '.$qualifier.' - '.$spacequalifierrest; @@ -9883,11 +10946,11 @@ sub metadata { # if it is a non metadata possible uri return quickly if (($uri eq '') || (($uri =~ m|^/*adm/|) && - ($uri !~ m|^adm/includes|) && ($uri !~ m|/bulletinboard$|)) || + ($uri !~ m|^adm/includes|) && ($uri !~ m{/(smppg|bulletinboard)$})) || ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ m{^/*uploaded/.+\.sequence$})) { return undef; } - if (($uri =~ /^priv/ || $uri=~/home\/httpd\/html\/priv/) + if (($uri =~ /^priv/ || $uri=~m{^home/httpd/html/priv}) && &Apache::lonxml::get_state('target') =~ /^(|meta)$/) { return undef; } @@ -10148,7 +11211,7 @@ sub metadata { $metaentry{':keys'} = join(',',keys(%metathesekeys)); &metadata_generate_part0(\%metathesekeys,\%metaentry,$uri); - $metaentry{':allpossiblekeys'}=join(',',keys %metathesekeys); + $metaentry{':allpossiblekeys'}=join(',',keys(%metathesekeys)); &do_cache_new('meta',$uri,\%metaentry,$cachetime); # this is the end of "was not already recently cached } @@ -10261,78 +11324,6 @@ sub gettitle { return $title; } -sub getdocspath { - my ($symb) = @_; - my $path; - if ($symb) { - my ($mapurl,$id,$resurl) = &decode_symb($symb); - if ($resurl=~/\.(sequence|page)$/) { - $mapurl=$resurl; - } elsif ($resurl eq 'adm/navmaps') { - $mapurl=$env{'course.'.$env{'request.course.id'}.'.url'}; - } - my $mapresobj; - my $navmap = Apache::lonnavmaps::navmap->new(); - if (ref($navmap)) { - $mapresobj = $navmap->getResourceByUrl($mapurl); - } - $mapurl=~s{^.*/([^/]+)\.(\w+)$}{$1}; - my $type=$2; - if (ref($mapresobj)) { - my $pcslist = $mapresobj->map_hierarchy(); - if ($pcslist ne '') { - foreach my $pc (split(/,/,$pcslist)) { - next if ($pc <= 1); - my $res = $navmap->getByMapPc($pc); - if (ref($res)) { - my $thisurl = $res->src(); - $thisurl=~s{^.*/([^/]+)\.\w+$}{$1}; - my $thistitle = $res->title(); - $path .= '&'. - &Apache::lonhtmlcommon::entity_encode($thisurl).'&'. - &Apache::lonhtmlcommon::entity_encode($thistitle). - ':'.$res->randompick(). - ':'.$res->randomout(). - ':'.$res->encrypted(). - ':'.$res->randomorder(). - ':'.$res->is_page(); - } - } - } - $path =~ s/^\&//; - my $maptitle = $mapresobj->title(); - if ($mapurl eq 'default') { - $maptitle = 'Main Course Documents'; - } - $path .= ($path ne '')? '&' : ''. - &Apache::lonhtmlcommon::entity_encode($mapurl).'&'. - &Apache::lonhtmlcommon::entity_encode($maptitle). - ':'.$mapresobj->randompick(). - ':'.$mapresobj->randomout(). - ':'.$mapresobj->encrypted(). - ':'.$mapresobj->randomorder(). - ':'.$mapresobj->is_page(); - } else { - my $maptitle = &gettitle($mapurl); - my $ispage; - if ($mapurl =~ /\.page$/) { - $ispage = 1; - } - if ($mapurl eq 'default') { - $maptitle = 'Main Course Documents'; - } - $path = &Apache::lonhtmlcommon::entity_encode($mapurl).'&'. - &Apache::lonhtmlcommon::entity_encode($maptitle).':::::'.$ispage; - } - unless ($mapurl eq 'default') { - $path = 'default&'. - &Apache::lonhtmlcommon::entity_encode('Main Course Documents'). - ':::::&'.$path; - } - } - return $path; -} - sub get_slot { my ($which,$cnum,$cdom)=@_; if (!$cnum || !$cdom) { @@ -10386,7 +11377,7 @@ sub get_course_slots { my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum); my ($tmp) = keys(%slots); if ($tmp !~ /^(con_lost|error|no_such_host)/i) { - &Apache::lonnet::do_cache_new('allslots',$hashid,\%slots,600); + &do_cache_new('allslots',$hashid,\%slots,600); return %slots; } } @@ -10591,15 +11582,17 @@ sub deversion { # ------------------------------------------------------ Return symb list entry sub symbread { - my ($thisfn,$donotrecurse)=@_; - my $cache_str; - if ($thisfn ne '') { - $cache_str='request.symbread.cached.'.$thisfn; - if ($env{$cache_str} ne '') { + my ($thisfn,$donotrecurse,$ignorecachednull,$checkforblock,$possibles)=@_; + my $cache_str='request.symbread.cached.'.$thisfn; + if (defined($env{$cache_str})) { + if ($ignorecachednull) { + return $env{$cache_str} unless ($env{$cache_str} eq ''); + } else { return $env{$cache_str}; } - } else { + } # no filename provided? try from environment + unless ($thisfn) { if ($env{'request.symb'}) { return $env{$cache_str}=&symbclean($env{'request.symb'}); } @@ -10659,18 +11652,46 @@ sub symbread { my ($mapid,$resid)=split(/\./,$ids); $syval=&encode_symb($bighash{'map_id_'.$mapid}, $resid,$thisfn); - } elsif (!$donotrecurse) { + if (ref($possibles) eq 'HASH') { + $possibles->{$syval} = 1; + } + if ($checkforblock) { + my @blockers = &has_comm_blocking('bre',$syval,$bighash{'src_'.$ids}); + if (@blockers) { + $syval = ''; + return; + } + } + } elsif ((!$donotrecurse) || ($checkforblock) || (ref($possibles) eq 'HASH')) { # ------------------------------------------ There is more than one possibility my $realpossible=0; foreach my $id (@possibilities) { my $file=$bighash{'src_'.$id}; - if (&allowed('bre',$file)) { - my ($mapid,$resid)=split(/\./,$id); - if ($bighash{'map_type_'.$mapid} ne 'page') { - $realpossible++; - $syval=&encode_symb($bighash{'map_id_'.$mapid}, - $resid,$thisfn); - } + my $canaccess; + if (($donotrecurse) || ($checkforblock) || (ref($possibles) eq 'HASH')) { + $canaccess = 1; + } else { + $canaccess = &allowed('bre',$file); + } + if ($canaccess) { + my ($mapid,$resid)=split(/\./,$id); + if ($bighash{'map_type_'.$mapid} ne 'page') { + my $poss_syval=&encode_symb($bighash{'map_id_'.$mapid}, + $resid,$thisfn); + if (ref($possibles) eq 'HASH') { + $possibles->{$syval} = 1; + } + if ($checkforblock) { + my @blockers = &has_comm_blocking('bre',$poss_syval,$file); + unless (@blockers > 0) { + $syval = $poss_syval; + $realpossible++; + } + } else { + $syval = $poss_syval; + $realpossible++; + } + } } } if ($realpossible!=1) { $syval=''; } @@ -10678,7 +11699,7 @@ sub symbread { $syval=''; } } - untie(%bighash) + untie(%bighash); } } if ($syval) { @@ -11016,8 +12037,12 @@ sub rndseed_CODE_64bit5 { sub setup_random_from_rndseed { my ($rndseed)=@_; if ($rndseed =~/([,:])/) { - my ($num1,$num2)=split(/[,:]/,$rndseed); - &Math::Random::random_set_seed(abs($num1),abs($num2)); + my ($num1,$num2) = map { abs($_); } (split(/[,:]/,$rndseed)); + if ((!$num1) || (!$num2) || ($num1 > 2147483562) || ($num2 > 2147483398)) { + &Math::Random::random_set_seed_from_phrase($rndseed); + } else { + &Math::Random::random_set_seed($num1,$num2); + } } else { &Math::Random::random_set_seed_from_phrase($rndseed); } @@ -11408,7 +12433,9 @@ sub default_login_domain { sub declutter { my $thisfn=shift; if ($thisfn=~m|^/enc/|) { $thisfn=&Apache::lonenc::unencrypted($thisfn); } - $thisfn=~s/^\Q$perlvar{'lonDocRoot'}\E//; + unless ($thisfn=~m{^/home/httpd/html/priv/}) { + $thisfn=~s{^/home/httpd/html}{}; + } $thisfn=~s/^\///; $thisfn=~s|^adm/wrapper/||; $thisfn=~s|^adm/coursedocs/showdoc/||; @@ -11513,12 +12540,12 @@ sub goodbye { } sub get_dns { - my ($url,$func,$ignore_cache) = @_; + my ($url,$func,$ignore_cache,$nocache,$hashref) = @_; if (!$ignore_cache) { my ($content,$cached)= &Apache::lonnet::is_cached_new('dns',$url); if ($cached) { - &$func($content); + &$func($content,$hashref); return; } } @@ -11535,7 +12562,7 @@ sub get_dns { $alldns{$host} = $protocol; } while (%alldns) { - my ($dns) = keys(%alldns); + my ($dns) = sort { $b cmp $a } keys(%alldns); my $ua=new LWP::UserAgent; $ua->timeout(30); my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url"); @@ -11543,8 +12570,10 @@ sub get_dns { delete($alldns{$dns}); next if ($response->is_error()); my @content = split("\n",$response->content); - &Apache::lonnet::do_cache_new('dns',$url,\@content,30*24*60*60); - &$func(\@content); + unless ($nocache) { + &do_cache_new('dns',$url,\@content,30*24*60*60); + } + &$func(\@content,$hashref); return; } close($config); @@ -11552,9 +12581,66 @@ sub get_dns { &logthis("unable to contact DNS defaulting to on disk file dns_$which.tab\n"); open($config,"<$perlvar{'lonTabDir'}/dns_$which.tab"); my @content = <$config>; - &$func(\@content); + &$func(\@content,$hashref); + return; +} + +# ------------------------------------------------------Get DNS checksums file +sub parse_dns_checksums_tab { + my ($lines,$hashref) = @_; + my $lonhost = $perlvar{'lonHostID'}; + my $machine_dom = &Apache::lonnet::host_domain($lonhost); + my $loncaparev = &get_server_loncaparev($machine_dom); + my $distro = (split(/\:/,&get_server_distarch($lonhost)))[0]; + my $webconfdir = '/etc/httpd/conf'; + if ($distro =~ /^(ubuntu|debian)(\d+)$/) { + $webconfdir = '/etc/apache2'; + } elsif ($distro =~ /^sles(\d+)$/) { + if ($1 >= 10) { + $webconfdir = '/etc/apache2'; + } + } elsif ($distro =~ /^suse(\d+\.\d+)$/) { + if ($1 >= 10.0) { + $webconfdir = '/etc/apache2'; + } + } + my ($release,$timestamp) = split(/\-/,$loncaparev); + my (%chksum,%revnum); + if (ref($lines) eq 'ARRAY') { + chomp(@{$lines}); + my $version = shift(@{$lines}); + if ($version eq $release) { + foreach my $line (@{$lines}) { + my ($file,$version,$shasum) = split(/,/,$line); + if ($file =~ m{^/etc/httpd/conf}) { + if ($webconfdir eq '/etc/apache2') { + $file =~ s{^\Q/etc/httpd/conf/\E}{$webconfdir/}; + } + } + $chksum{$file} = $shasum; + $revnum{$file} = $version; + } + if (ref($hashref) eq 'HASH') { + %{$hashref} = ( + sums => \%chksum, + versions => \%revnum, + ); + } + } + } return; } + +sub fetch_dns_checksums { + my %checksums; + my $machine_dom = &Apache::lonnet::host_domain($perlvar{'lonHostID'}); + my $loncaparev = &get_server_loncaparev($machine_dom,$perlvar{'lonHostID'}); + my ($release,$timestamp) = split(/\-/,$loncaparev); + &get_dns("/adm/dns/checksums/$release",\&parse_dns_checksums_tab,1,1, + \%checksums); + return \%checksums; +} + # ------------------------------------------------------------ Read domain file { my $loaded; @@ -11583,8 +12669,8 @@ sub get_dns { } sub load_domain_tab { - my ($ignore_cache) = @_; - &get_dns('/adm/dns/domain',\&parse_domain_tab,$ignore_cache); + my ($ignore_cache,$nocache) = @_; + &get_dns('/adm/dns/domain',\&parse_domain_tab,$ignore_cache,$nocache); my $fh; if (open($fh,"<".$perlvar{'lonTabDir'}.'/domain.tab')) { my @lines = <$fh>; @@ -11670,8 +12756,8 @@ sub get_dns { } sub load_hosts_tab { - my ($ignore_cache) = @_; - &get_dns('/adm/dns/hosts',\&parse_hosts_tab,$ignore_cache); + my ($ignore_cache,$nocache) = @_; + &get_dns('/adm/dns/hosts',\&parse_hosts_tab,$ignore_cache,$nocache); open(my $config,"<$perlvar{'lonTabDir'}/hosts.tab"); my @config = <$config>; &parse_hosts_tab(\@config); @@ -11693,7 +12779,8 @@ sub get_dns { } sub all_names { - &load_hosts_tab() if (!$loaded); + my ($ignore_cache,$nocache) = @_; + &load_hosts_tab($ignore_cache,$nocache) if (!$loaded); return %name_to_host; } @@ -11815,7 +12902,7 @@ sub get_dns { } sub get_iphost { - my ($ignore_cache) = @_; + my ($ignore_cache,$nocache) = @_; if (!$ignore_cache) { if (%iphost) { @@ -11839,7 +12926,7 @@ sub get_dns { %old_name_to_ip = %{$ip_info->[1]}; } - my %name_to_host = &all_names(); + my %name_to_host = &all_names($ignore_cache,$nocache); foreach my $name (keys(%name_to_host)) { my $ip; if (!exists($name_to_ip{$name})) { @@ -11864,9 +12951,11 @@ sub get_dns { } push(@{$iphost{$ip}},@{$name_to_host{$name}}); } - &Apache::lonnet::do_cache_new('iphost','iphost', - [\%iphost,\%name_to_ip,\%lonid_to_ip], - 48*60*60); + unless ($nocache) { + &do_cache_new('iphost','iphost', + [\%iphost,\%name_to_ip,\%lonid_to_ip], + 48*60*60); + } return %iphost; } @@ -11922,15 +13011,48 @@ sub get_dns { } $seen{$prim_ip} = 1; } - return &Apache::lonnet::do_cache_new('internetnames',$lonid,\@idns,12*60*60); + return &do_cache_new('internetnames',$lonid,\@idns,12*60*60); } } sub all_loncaparevs { - return qw(1.1 1.2 1.3 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10); + return qw(1.1 1.2 1.3 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11); } +# ------------------------------------------------------- Read loncaparev table +{ + sub load_loncaparevs { + if (-e "$perlvar{'lonTabDir'}/loncaparevs.tab") { + if (open(my $config,"<$perlvar{'lonTabDir'}/loncaparevs.tab")) { + while (my $configline=<$config>) { + chomp($configline); + my ($hostid,$loncaparev)=split(/:/,$configline); + $loncaparevs{$hostid}=$loncaparev; + } + close($config); + } + } + } +} + +# ----------------------------------------------------- Read serverhostID table +{ + sub load_serverhomeIDs { + if (-e "$perlvar{'lonTabDir'}/serverhomeIDs.tab") { + if (open(my $config,"<$perlvar{'lonTabDir'}/serverhomeIDs.tab")) { + while (my $configline=<$config>) { + chomp($configline); + my ($name,$id)=split(/:/,$configline); + $serverhomeIDs{$name}=$id; + } + close($config); + } + } + } +} + + BEGIN { # ----------------------------------- Read loncapa.conf and loncapa_apache.conf @@ -12006,34 +13128,15 @@ BEGIN { close($config); } -# ---------------------------------------------------------- Read loncaparev table -{ - if (-e "$perlvar{'lonTabDir'}/loncaparevs.tab") { - if (open(my $config,"<$perlvar{'lonTabDir'}/loncaparevs.tab")) { - while (my $configline=<$config>) { - chomp($configline); - my ($hostid,$loncaparev)=split(/:/,$configline); - $loncaparevs{$hostid}=$loncaparev; - } - close($config); - } - } -} +# --------------------------------------------------------- Read loncaparev table -# ---------------------------------------------------------- Read serverhostID table -{ - if (-e "$perlvar{'lonTabDir'}/serverhomeIDs.tab") { - if (open(my $config,"<$perlvar{'lonTabDir'}/serverhomeIDs.tab")) { - while (my $configline=<$config>) { - chomp($configline); - my ($name,$id)=split(/:/,$configline); - $serverhomeIDs{$name}=$id; - } - close($config); - } - } -} +&load_loncaparevs(); + +# ------------------------------------------------------- Read serverhostID table + +&load_serverhomeIDs(); +# ---------------------------------------------------------- Read releaseslist XML { my $file = $Apache::lonnet::perlvar{'lonTabDir'}.'/releaseslist.xml'; if (-e $file) { @@ -12232,8 +13335,8 @@ were new keys. I.E. 1:foo will become 1: Calling convention: - my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$uname,$home); - &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$uname,$home); + my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$uname); + &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$uname,$laststore); For more detailed information, see lonnet specific documentation. @@ -12369,13 +13472,29 @@ escaped strings of the action recorded i =item * -allowed($priv,$uri,$symb,$role) : check for a user privilege; returns codes for allowed actions +allowed($priv,$uri,$symb,$role,$clientip,$noblockcheck) : check for a user privilege; +returns codes for allowed actions. + +The first argument is required, all others are optional. + +$priv is the privilege being checked. +$uri contains additional information about what is being checked for access (e.g., +URL, course ID etc.). +$symb is the unique resource instance identifier in a course; if needed, +but not provided, it will be retrieved via a call to &symbread(). +$role is the role for which a priv is being checked (only used if priv is evb). +$clientip is the user's IP address (only used when checking for access to portfolio +files). +$noblockcheck, if true, skips calls to &has_comm_blocking() for the bre priv. This +prevents recursive calls to &allowed. + F: full access U,I,K: authentication modes (cxx only) '': forbidden 1: user needs to choose course 2: browse allowed A: passphrase authentication needed + B: access temporarily blocked because of a blocking event in a course. =item * @@ -12394,9 +13513,10 @@ in which case the null string is returne =item * -definerole($rolename,$sysrole,$domrole,$courole) : define role; define a custom -role rolename set privileges in format of lonTabs/roles.tab for system, domain, -and course level +definerole($rolename,$sysrole,$domrole,$courole,$uname,$udom) : define role; +define a custom role rolename set privileges in format of lonTabs/roles.tab +for system, domain, and course level. $uname and $udom are optional (current +user's username and domain will be used when either of $uname or $udom are absent. =item * @@ -12410,7 +13530,7 @@ environment). If no custom name is defi =item * -get_my_roles($uname,$udom,$context,$types,$roles,$roledoms,$withsec) : +get_my_roles($uname,$udom,$context,$types,$roles,$roledoms,$withsec,$hidepriv) : All arguments are optional. Returns a hash of a roles, either for co-author/assistant author roles for a user's Construction Space (default), or if $context is 'userroles', roles for the user himself, @@ -12433,7 +13553,31 @@ Additional optional arguments are: $type to certain user status types -- previous (expired roles), active (currently available roles) or future (roles available in the future), and $hideprivileged -- if true will not report course roles for users who -have active Domain Coordinator or Super User roles. +have active Domain Coordinator role in course's domain or in additional +domains (specified in 'Domains to check for privileged users' in course +environment -- set via: Course Settings -> Classlists and staff listing). + +=item * + +privileged($username,$domain,$possdomains,$possroles) : returns 1 if user +$username:$domain is a privileged user (e.g., Domain Coordinator or Super User) +$possdomains and $possroles are optional array refs -- to domains to check and +roles to check. If $possdomains is not specified, a dump will be done of the +users' roles.db to check for a dc or su role in any domain. This can be +time consuming if &privileged is called repeatedly (e.g., when displaying a +classlist), so in such cases, supplying a $possdomains array is preferred, as +this then allows &privileged_by_domain() to be used, which caches the identity +of privileged users, eliminating the need for repeated calls to &dump(). + +=item * + +privileged_by_domain($possdomains,$roles) : returns a hash of a hash of a hash, +where the outer hash keys are domains specified in the $possdomains array ref, +next inner hash keys are privileged roles specified in the $roles array ref, +and the innermost hash contains key = value pairs for username:domain = end:start +for active or future "privileged" users with that role in that domain. To avoid +repeated dumps of domain roles -- via &get_domain_roles() -- contents of the +innerhash are cached using priv_$role and $dom as the identifiers. =back @@ -12476,8 +13620,8 @@ or when Autoupdate.pl is run by cron in modifystudent modify a student's enrollment and identification information. -The course id is resolved based on the current users environment. -This means the envoking user must be a course coordinator or otherwise +The course id is resolved based on the current user's environment. +This means the invoking user must be a course coordinator or otherwise associated with a course. This call is essentially a wrapper for lonnet::modifyuser and @@ -12527,7 +13671,9 @@ Inputs: =item B<$context> role change context (shown in User Management Logs display in a course) -=item B<$inststatus> institutional status of user - : separated string of escaped status types +=item B<$inststatus> institutional status of user - : separated string of escaped status types + +=item B<$credits> Number of credits student will earn from this class - only needs to be supplied if value needs to be different from default credits for class. =back @@ -12535,20 +13681,20 @@ Inputs: modify_student_enrollment -Change a students enrollment status in a class. The environment variable +Change a student's enrollment status in a class. The environment variable 'role.request.course' must be defined for this function to proceed. Inputs: =over 4 -=item $udom, students domain +=item $udom, student's domain -=item $uname, students name +=item $uname, student's name -=item $uid, students user id +=item $uid, student's user id -=item $first, students first name +=item $first, student's first name =item $middle @@ -12572,6 +13718,10 @@ Inputs: =item $context +=item $credits, number of credits student will earn from this class + +=item $instsec, institutional course section code for student + =back @@ -12628,7 +13778,7 @@ If defined, the supplied username is use resdata($name,$domain,$type,@which) : request for current parameter setting for a specific $type, where $type is either 'course' or 'user', @what should be a list of parameters to ask about. This routine caches -answers for 5 minutes. +answers for 10 minutes. =item * @@ -12637,6 +13787,10 @@ data base, returning a hash that is keye values that are the resource value. I believe that the timestamps and versions are also returned. +get_numsuppfiles($cnum,$cdom) : retrieve number of files in a course's +supplemental content area. This routine caches the number of files for +10 minutes. + =back =head2 Course Modification @@ -12696,10 +13850,15 @@ resource. Expects the local filesystem p =item * -EXT($varname,$symb,$udom,$uname) : evaluates and returns the value of -a vairety of different possible values, $varname should be a request -string, and the other parameters can be used to specify who and what -one is asking about. +EXT($varname,$symb,$udom,$uname,$usection,$recurse,$cid) : evaluates +and returns the value of a variety of different possible values, +$varname should be a request string, and the other parameters can be +used to specify who and what one is asking about. Ordinarily, $cid +does not need to be specified, as it is retrived from +$env{'request.course.id'}, but &Apache::lonnet::EXT() is called +within lonuserstate::loadmap() when initializing a course, before +$env{'request.course.id'} has been set, so it needs to be provided +in that one case. Possible values for $varname are environment.lastname (or other item from the envirnment hash), user.name (or someother aspect about the @@ -12732,12 +13891,25 @@ will be stored for query =item * -symbread($filename) : return symbolic list entry (filename argument optional); +symbread($filename,$donotrecurse,$ignorecachednull,$checkforblock,$possibles) : +return symbolic list entry (all arguments optional). + +Args: filename is the filename (including path) for the file for which a symb +is required; donotrecurse, if true will prevent calls to allowed() being made +to check access status if more than one resource was found in the bighash +(see rev. 1.249) to avoid an infinite loop if an ambiguous resource is part of +a randompick); ignorecachednull, if true will prevent a symb of '' being +returned if $env{$cache_str} is defined as ''; checkforblock if true will +cause possible symbs to be checked to determine if they are subject to content +blocking, if so they will not be included as possible symbs; possibles is a +ref to a hash, which, as a side effect, will be populated with all possible +symbs (content blocking not tested). + returns the data handle =item * -symbverify($symb,$thisfn,$ecstate) : verifies that $symb actually exists +symbverify($symb,$thisfn,$encstate) : verifies that $symb actually exists and is a possible symb for the URL in $thisfn, and if is an encrypted resource that the user accessed using /enc/ returns a 1 on success, 0 on failure, user must be in a course, as it assumes the existence of @@ -12833,15 +14005,21 @@ homeserver. =item * -store($storehash,$symb,$namespace,$udom,$uname) : stores hash permanently -for this url; hashref needs to be given and should be a \%hashname; the -remaining args aren't required and if they aren't passed or are '' they will -be derived from the env +store($storehash,$symb,$namespace,$udom,$uname,$laststore) : stores hash +permanently for this url; hashref needs to be given and should be a \%hashname; +the remaining args aren't required and if they aren't passed or are '' they will +be derived from the env (with the exception of $laststore, which is an +optional arg used when a user's submission is stored in grading). +$laststore is $version=$timestamp, where $version is the most recent version +number retrieved for the corresponding $symb in the $namespace db file, and +$timestamp is the timestamp for that transaction (UNIX time). +$laststore is currently only passed when cstore() is called by +structuretags::finalize_storage(). =item * -cstore($storehash,$symb,$namespace,$udom,$uname) : same as store but -uses critical subroutine +cstore($storehash,$symb,$namespace,$udom,$uname,$laststore) : same as store +but uses critical subroutine =item * @@ -12864,10 +14042,11 @@ $range should be either an integer '100' =item * -putstore($namespace,$symb,$version,$storehash,$udomain,$uname) : +putstore($namespace,$symb,$version,$storehash,$udomain,$uname,$tolog) : replaces a &store() version of data with a replacement set of data for a particular resource in a namespace passed in the $storehash hash -reference +reference. If $tolog is true, the transaction is logged in the courselog +with an action=PUTSTORE. =item * @@ -12977,15 +14156,91 @@ server ($udom and $uhome are optional) =item * -get_domain_defaults($target_domain) : returns hash with defaults for -authentication and language in the domain. Keys are: auth_def, auth_arg_def, -lang_def; corresponsing values are authentication type (internal, krb4, krb5, -or localauth), initial password or a kerberos realm, language (e.g., en-us). -Values are retrieved from cache (if current), or from domain's configuration.db -(if available), or lastly from values in lonTabs/dns_domain,tab, -or lonTabs/domain.tab. +get_domain_defaults($target_domain,$ignore_cache) : returns hash with defaults +for: authentication, language, quotas, timezone, date locale, and portal URL in +the target domain. + +May also include additional key => value pairs for the following groups: + +=over + +=item +disk quotas (MB allocated by default to portfolios and authoring spaces). + +=over + +=item defaultquota, authorquota + +=back + +=item +tools (availability of aboutme page, blog, webDAV access for authoring spaces, +portfolio for users). + +=over + +=item +aboutme, blog, webdav, portfolio + +=back + +=item +requestcourses: ability to request courses, and how requests are processed. + +=over + +=item +official, unofficial, community, textbook + +=back + +=item +inststatus: types of institutional affiliation, and order in which they are displayed. + +=over + +=item +inststatustypes, inststatusorder, inststatusguest + +=back + +=item +coursedefaults: can PDF forms can be created, default credits for courses, default quotas (MB) +for course's uploaded content. + +=over + +=item +canuse_pdfforms, officialcredits, unofficialcredits, textbookcredits, officialquota, unofficialquota, +communityquota, textbookquota + +=back + +=item +usersessions: set options for hosting of your users in other domains, and hosting of users from other domains +on your servers. + +=over + +=item +remotesessions, hostedsessions + +=back + +=back + +In cases where a domain coordinator has never used the "Set Domain Configuration" +utility to create a configuration.db file on a domain's primary library server +only the following domain defaults: auth_def, auth_arg_def, lang_def +-- corresponding values are authentication type (internal, krb4, krb5, +or localauth), initial password or a kerberos realm, language (e.g., en-us) -- +will be available. Values are retrieved from cache (if current), unless the +optional $ignore_cache arg is true, or from domain's configuration.db (if available), +or lastly from values in lonTabs/dns_domain,tab, or lonTabs/domain.tab. + +Typical usage: -%domdefaults = &get_auth_defaults($target_domain); +%domdefaults = &get_domain_defaults($target_domain); =back @@ -13210,7 +14465,8 @@ filelocation except for hrefs =item * -declutter() : declutters URLs (remove docroot, beginning slashes, 'res' etc) +declutter() : declutters URLs -- remove beginning slashes, 'res' etc. +also removes beginning /home/httpd/html unless /priv/ follows it. =back