--- loncom/lonnet/perl/lonnet.pm 2016/08/05 15:34:27 1.1172.2.72 +++ loncom/lonnet/perl/lonnet.pm 2012/08/03 10:55:53 1.1182 @@ -1,7 +1,7 @@ # The LearningOnline Network # TCP networking package # -# $Id: lonnet.pm,v 1.1172.2.72 2016/08/05 15:34:27 raeburn Exp $ +# $Id: lonnet.pm,v 1.1182 2012/08/03 10:55:53 foxr Exp $ # # Copyright Michigan State University Board of Trustees # @@ -75,6 +75,9 @@ use LWP::UserAgent(); use HTTP::Date; use Image::Magick; + +use Encode; + use vars qw(%perlvar %spareid %pr %prp $memcache %packagetab $tmpdir $_64bit %env %protocol %loncaparevs %serverhomeIDs %needsrelease %managerstab); @@ -109,33 +112,31 @@ require Exporter; our @ISA = qw (Exporter); our @EXPORT = qw(%env); -# ------------------------------------ Logging (parameters, docs, slots, roles) + +# --------------------------------------------------------------------- Logging { my $logid; - sub write_log { - my ($context,$hash_name,$storehash,$delflag,$uname,$udom,$cnum,$cdom)=@_; - if ($context eq 'course') { - if (($cnum eq '') || ($cdom eq '')) { - $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; - $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; - } + sub instructor_log { + my ($hash_name,$storehash,$delflag,$uname,$udom,$cnum,$cdom)=@_; + if (($cnum eq '') || ($cdom eq '')) { + $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; } - $logid ++; + $logid++; my $now = time(); my $id=$now.'00000'.$$.'00000'.$logid; - my $logentry = { - $id => { - 'exe_uname' => $env{'user.name'}, - 'exe_udom' => $env{'user.domain'}, - 'exe_time' => $now, - 'exe_ip' => $ENV{'REMOTE_ADDR'}, - 'delflag' => $delflag, - 'logentry' => $storehash, - 'uname' => $uname, - 'udom' => $udom, - } - }; - return &put('nohist_'.$hash_name,$logentry,$cdom,$cnum); + return &Apache::lonnet::put('nohist_'.$hash_name, + { $id => { + 'exe_uname' => $env{'user.name'}, + 'exe_udom' => $env{'user.domain'}, + 'exe_time' => $now, + 'exe_ip' => $ENV{'REMOTE_ADDR'}, + 'delflag' => $delflag, + 'logentry' => $storehash, + 'uname' => $uname, + 'udom' => $udom, + } + },$cdom,$cnum); } } @@ -352,11 +353,9 @@ sub get_remote_globals { } sub remote_devalidate_cache { - my ($lonhost,$cachekeys) = @_; - my $items; - return unless (ref($cachekeys) eq 'ARRAY'); - my $cachestr = join('&',@{$cachekeys}); - return &reply('devalidatecache:'.&escape($cachestr),$lonhost); + my ($lonhost,$name,$id) = @_; + my $response = &reply('devalidatecache:'.&escape($name).':'.&escape($id),$lonhost); + return $response; } # -------------------------------------------------- Non-critical communication @@ -417,8 +416,8 @@ 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)"); @@ -464,7 +463,7 @@ sub critical { } my $answer=reply($cmd,$server); if ($answer eq 'con_lost') { - &reconlonc($server); + &reconlonc("$perlvar{'lonSockDir'}/$server"); my $answer=reply($cmd,$server); if ($answer eq 'con_lost') { my $now=time; @@ -601,7 +600,7 @@ sub transfer_profile_to_env { # ---------------------------------------------------- Check for valid session sub check_for_valid_session { - my ($r,$name,$userhashref) = @_; + my ($r,$name) = @_; my %cookies=CGI::Cookie->parse($r->header_in('Cookie')); if ($name eq '') { $name = 'lonID'; @@ -632,12 +631,6 @@ 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; } @@ -671,7 +664,7 @@ sub appenv { if (($key =~ /^user\.role/) || ($key =~ /^user\.priv/)) { $refused = 1; if (ref($roles) eq 'ARRAY') { - my ($type,$role) = ($key =~ m{^user\.(role|priv)\.(.+?)\./}); + my ($type,$role) = ($key =~ /^user\.(role|priv)\.([^.]+)\./); if (grep(/^\Q$role\E$/,@{$roles})) { $refused = 0; } @@ -844,8 +837,10 @@ sub spareserver { if (ref($spareshash) eq 'HASH') { if (ref($spareshash->{'primary'}) eq 'ARRAY') { foreach my $try_server (@{ $spareshash->{'primary'} }) { - next unless (&spare_can_host($udom,$uint_dom,$remotesessions, - $try_server)); + if ($uint_dom) { + next unless (&spare_can_host($udom,$uint_dom,$remotesessions, + $try_server)); + } ($spare_server, $lowest_load) = &compare_server_load($try_server, $spare_server, $lowest_load); } @@ -856,8 +851,10 @@ sub spareserver { if (!$found_server) { if (ref($spareshash->{'default'}) eq 'ARRAY') { foreach my $try_server (@{ $spareshash->{'default'} }) { - next unless (&spare_can_host($udom,$uint_dom, - $remotesessions,$try_server)); + if ($uint_dom) { + next unless (&spare_can_host($udom,$uint_dom, + $remotesessions,$try_server)); + } ($spare_server, $lowest_load) = &compare_server_load($try_server, $spare_server, $lowest_load); } @@ -881,17 +878,7 @@ sub spareserver { } sub compare_server_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 ($try_server, $spare_server, $lowest_load) = @_; my $loadans = &reply('load', $try_server); my $userloadans = &reply('userload',$try_server); @@ -952,43 +939,26 @@ sub has_user_session { # --------- determine least loaded server in a user's domain which allows login sub choose_server { - my ($udom,$checkloginvia,$required,$skiploadbal) = @_; + my ($udom,$checkloginvia) = @_; my %domconfhash = &Apache::loncommon::get_domainconf($udom); my %servers = &get_servers($udom); my $lowest_load = 30000; - 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); - } - } - } + my ($login_host,$hostname,$portal_path,$isredirect); 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, $required); + &compare_server_load($server, $login_host, $lowest_load); if ($login_host eq $server) { $portal_path = $path; $isredirect = 1; } } else { ($login_host, $lowest_load) = - &compare_server_load($lonhost, $login_host, $lowest_load, $required); + &compare_server_load($lonhost, $login_host, $lowest_load); if ($login_host eq $lonhost) { $portal_path = ''; $isredirect = ''; @@ -996,7 +966,7 @@ sub choose_server { } } else { ($login_host, $lowest_load) = - &compare_server_load($lonhost, $login_host, $lowest_load, $required); + &compare_server_load($lonhost, $login_host, $lowest_load); } } if ($login_host ne '') { @@ -1169,27 +1139,19 @@ sub can_host_session { sub spare_can_host { my ($udom,$uint_dom,$remotesessions,$try_server)=@_; my $canhost=1; - 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'}); - } + 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'}); } return $canhost; } @@ -1275,8 +1237,8 @@ sub get_lonbalancer_config { sub check_loadbalancing { my ($uname,$udom) = @_; - my ($is_balancer,$currtargets,$currrules,$dom_in_use,$homeintdom, - $rule_in_effect,$offloadto,$otherserver); + my ($is_balancer,$dom_in_use,$homeintdom,$rule_in_effect, + $offloadto,$otherserver); my $lonhost = $perlvar{'lonHostID'}; my @hosts = ¤t_machine_ids(); my $uprimary_id = &Apache::lonnet::domain($udom,'primary'); @@ -1301,8 +1263,14 @@ sub check_loadbalancing { } } if (ref($result) eq 'HASH') { - ($is_balancer,$currtargets,$currrules) = - &check_balancer_result($result,@hosts); + my $currbalancer = $result->{'lonhost'}; + my $currtargets = $result->{'targets'}; + my $currrules = $result->{'rules'}; + if ($currbalancer ne '') { + if (grep(/^\Q$currbalancer\E$/,@hosts)) { + $is_balancer = 1; + } + } if ($is_balancer) { if (ref($currrules) eq 'HASH') { if ($homeintdom) { @@ -1351,7 +1319,7 @@ sub check_loadbalancing { } } } elsif (($homeintdom) && ($udom ne $serverhomedom)) { - ($result,$cached)=&is_cached_new('loadbalancing',$serverhomedom); + my ($result,$cached)=&is_cached_new('loadbalancing',$serverhomedom); unless (defined($cached)) { my %domconfig = &Apache::lonnet::get_dom('configuration',['loadbalancing'],$serverhomedom); @@ -1360,9 +1328,12 @@ sub check_loadbalancing { } } if (ref($result) eq 'HASH') { - ($is_balancer,$currtargets,$currrules) = - &check_balancer_result($result,@hosts); - if ($is_balancer) { + my $currbalancer = $result->{'lonhost'}; + my $currtargets = $result->{'targets'}; + my $currrules = $result->{'rules'}; + + if ($currbalancer eq $lonhost) { + $is_balancer = 1; if (ref($currrules) eq 'HASH') { if ($currrules->{'_LC_internetdom'} ne '') { $rule_in_effect = $currrules->{'_LC_internetdom'}; @@ -1416,8 +1387,8 @@ sub check_loadbalancing { $is_balancer = 0; if ($uname ne '' && $udom ne '') { if (($env{'user.name'} eq $uname) && ($env{'user.domain'} eq $udom)) { - - &appenv({'user.loadbalexempt' => $lonhost, + + &appenv({'user.loadbalexempt' => $lonhost, 'user.loadbalcheck.time' => time}); } } @@ -1426,32 +1397,6 @@ sub check_loadbalancing { return ($is_balancer,$otherserver); } -sub check_balancer_result { - my ($result,@hosts) = @_; - my ($is_balancer,$currtargets,$currrules); - if (ref($result) eq 'HASH') { - if ($result->{'lonhost'} ne '') { - my $currbalancer = $result->{'lonhost'}; - if (grep(/^\Q$currbalancer\E$/,@hosts)) { - $is_balancer = 1; - $currtargets = $result->{'targets'}; - $currrules = $result->{'rules'}; - } - } else { - foreach my $key (keys(%{$result})) { - if (($key ne '') && (grep(/^\Q$key\E$/,@hosts)) && - (ref($result->{$key}) eq 'HASH')) { - $is_balancer = 1; - $currrules = $result->{$key}{'rules'}; - $currtargets = $result->{$key}{'targets'}; - last; - } - } - } - } - return ($is_balancer,$currtargets,$currrules); -} - sub get_loadbalancer_targets { my ($rule_in_effect,$currtargets,$uname,$udom) = @_; my $offloadto; @@ -1606,36 +1551,6 @@ 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) = @_; @@ -1651,7 +1566,6 @@ 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).'&'; @@ -1659,7 +1573,6 @@ 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 { @@ -1763,13 +1676,14 @@ sub retrieve_inst_usertypes { my %domdefs = &Apache::lonnet::get_domain_defaults($udom); if ((ref($domdefs{'inststatustypes'}) eq 'HASH') && (ref($domdefs{'inststatusorder'}) eq 'ARRAY')) { - return ($domdefs{'inststatustypes'},$domdefs{'inststatusorder'}); + %returnhash = %{$domdefs{'inststatustypes'}}; + @order = @{$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("retrieve_inst_usertypes failed - $rep returned from $uhome in domain: $udom"); + &logthis("get_dom failed - $rep returned from $uhome in domain: $udom"); return (\%returnhash,\@order); } my ($hashitems,$orderitems) = split(/:/,$rep); @@ -1785,10 +1699,10 @@ sub retrieve_inst_usertypes { push(@order,&unescape($item)); } } else { - &logthis("retrieve_inst_usertypes failed - no primary domain server for $udom"); + &logthis("get_dom failed - no primary domain server for $udom"); } - return (\%returnhash,\@order); } + return (\%returnhash,\@order); } sub is_domainimage { @@ -1934,63 +1848,6 @@ 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; @@ -2070,25 +1927,19 @@ sub inst_userrules { # ------------- Get Authentication, Language and User Tools Defaults for Domain sub get_domain_defaults { - my ($domain,$ignore_cache) = @_; - return if (($domain eq '') || ($domain eq 'public')); + my ($domain) = @_; my $cachetime = 60*60*24; - unless ($ignore_cache) { - my ($result,$cached)=&is_cached_new('domdefaults',$domain); - if (defined($cached)) { - if (ref($result) eq 'HASH') { - return %{$result}; - } + my ($result,$cached)=&is_cached_new('domdefaults',$domain); + if (defined($cached)) { + if (ref($result) eq 'HASH') { + return %{$result}; } } my %domdefaults; my %domconfig = &Apache::lonnet::get_dom('configuration',['defaults','quotas', 'requestcourses','inststatus', - 'coursedefaults','usersessions', - 'requestauthor','selfenrollment', - 'coursecategories'],$domain); - my @coursetypes = ('official','unofficial','community','textbook'); + 'coursedefaults','usersessions'],$domain); if (ref($domconfig{'defaults'}) eq 'HASH') { $domdefaults{'lang_def'} = $domconfig{'defaults'}{'lang_def'}; $domdefaults{'auth_def'} = $domconfig{'defaults'}{'auth_def'}; @@ -2106,61 +1957,27 @@ 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','textbook') { + foreach my $item ('official','unofficial','community') { $domdefaults{$item} = $domconfig{'requestcourses'}{$item}; } } - if (ref($domconfig{'requestauthor'}) eq 'HASH') { - $domdefaults{'requestauthor'} = $domconfig{'requestauthor'}; - } if (ref($domconfig{'inststatus'}) eq 'HASH') { - foreach my $item ('inststatustypes','inststatusorder','inststatusguest') { + foreach my $item ('inststatustypes','inststatusorder') { $domdefaults{$item} = $domconfig{'inststatus'}{$item}; } } if (ref($domconfig{'coursedefaults'}) eq 'HASH') { - $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'}; + foreach my $item ('canuse_pdfforms') { + $domdefaults{$item} = $domconfig{'coursedefaults'}{$item}; } } if (ref($domconfig{'usersessions'}) eq 'HASH') { @@ -2170,49 +1987,9 @@ 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'}; - } - } - 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'}; - } - } - &do_cache_new('domdefaults',$domain,\%domdefaults,$cachetime); + &Apache::lonnet::do_cache_new('domdefaults',$domain,\%domdefaults, + $cachetime); return %domdefaults; } @@ -2622,7 +2399,7 @@ sub chatsend { sub getversion { my $fname=&clutter(shift); - unless ($fname=~m{^(/adm/wrapper|)/res/}) { return -1; } + unless ($fname=~/^\/res\//) { return -1; } return ¤tversion(&filelocation('',$fname)); } @@ -2802,22 +2579,20 @@ sub ssi { &Apache::lonenc::check_encrypt(\$fn); if (%form) { $request=new HTTP::Request('POST',&absolute_url().$fn); - $request->content(join('&',map { - my $name = escape($_); - "$name=" . ( ref($form{$_}) eq 'ARRAY' - ? join("&$name=", map {escape($_) } @{$form{$_}}) - : &escape($form{$_}) ); - } keys(%form))); + $request->content(join('&',map { &escape($_).'='.&escape($form{$_}) } keys(%form))); } else { $request=new HTTP::Request('GET',&absolute_url().$fn); } $request->header(Cookie => $ENV{'HTTP_COOKIE'}); my $response= $ua->request($request); + my $content = $response->content; + + if (wantarray) { - return ($response->content, $response); + return ($content, $response); } else { - return $response->content; + return $content; } } @@ -2846,264 +2621,6 @@ sub allowuploaded { &Apache::lonnet::appenv(\%httpref); } -# -# Determine if the current user should be able to edit a particular resource, -# when viewing in course context. -# (a) When viewing resource used to determine if "Edit" item is included in -# Functions. -# (b) When displaying folder contents in course editor, used to determine if -# "Edit" link will be displayed alongside resource. -# -# input: six args -- filename (decluttered), course number, course domain, -# url, symb (if registered) and group (if this is a group -# item -- e.g., bulletin board, group page etc.). -# output: array of five scalars -- -# $cfile -- url for file editing if editable on current server -# $home -- homeserver of resource (i.e., for author if published, -# or course if uploaded.). -# $switchserver -- 1 if server switch will be needed. -# $forceedit -- 1 if icon/link should be to go to edit mode -# $forceview -- 1 if icon/link should be to go to view mode -# - -sub can_edit_resource { - my ($file,$cnum,$cdom,$resurl,$symb,$group) = @_; - my ($cfile,$home,$switchserver,$forceedit,$forceview,$uploaded,$incourse); -# -# For aboutme pages user can only edit his/her own. -# - if ($resurl =~ m{^/?adm/($match_domain)/($match_username)/aboutme$}) { - my ($sdom,$sname) = ($1,$2); - if (($sdom eq $env{'user.domain'}) && ($sname eq $env{'user.name'})) { - $home = $env{'user.home'}; - $cfile = $resurl; - if ($env{'form.forceedit'}) { - $forceview = 1; - } else { - $forceedit = 1; - } - return ($cfile,$home,$switchserver,$forceedit,$forceview); - } else { - return; - } - } - - if ($env{'request.course.id'}) { - my $crsedit = &Apache::lonnet::allowed('mdc',$env{'request.course.id'}); - if ($group ne '') { -# if this is a group homepage or group bulletin board, check group privs - my $allowed = 0; - if ($resurl =~ m{^/?adm/$cdom/$cnum/$group/smppg$}) { - if ((&allowed('mdg',$env{'request.course.id'}. - ($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) || - (&allowed('mgh',$env{'request.course.id'}.'/'.$group)) || $crsedit) { - $allowed = 1; - } - } elsif ($resurl =~ m{^/?adm/$cdom/$cnum/\d+/bulletinboard$}) { - if ((&allowed('mdg',$env{'request.course.id'}.($env{'request.course.sec'}?'/'.$env{'request.course.sec'}:''))) || - (&allowed('cgb',$env{'request.course.id'}.'/'.$group)) || $crsedit) { - $allowed = 1; - } - } - if ($allowed) { - $home=&homeserver($cnum,$cdom); - if ($env{'form.forceedit'}) { - $forceview = 1; - } else { - $forceedit = 1; - } - $cfile = $resurl; - } else { - return; - } - } else { - if ($resurl =~ m{^/?adm/viewclasslist$}) { - unless (&Apache::lonnet::allowed('opa',$env{'request.course.id'})) { - return; - } - } elsif (!$crsedit) { -# -# No edit allowed where CC has switched to student role. -# - return; - } - } - } - - if ($file ne '') { - if (($cnum =~ /$match_courseid/) && ($cdom =~ /$match_domain/)) { - if (&is_course_upload($file,$cnum,$cdom)) { - $uploaded = 1; - $incourse = 1; - if ($file =~/\.(htm|html|css|js|txt)$/) { - $cfile = &hreflocation('',$file); - if ($env{'form.forceedit'}) { - $forceview = 1; - } else { - $forceedit = 1; - } - } - } elsif ($resurl =~ m{^/public/$cdom/$cnum/syllabus}) { - $incourse = 1; - if ($env{'form.forceedit'}) { - $forceview = 1; - } else { - $forceedit = 1; - } - $cfile = $resurl; - } elsif (($resurl ne '') && (&is_on_map($resurl))) { - if ($resurl =~ m{^/adm/$match_domain/$match_username/\d+/smppg|bulletinboard$}) { - $incourse = 1; - if ($env{'form.forceedit'}) { - $forceview = 1; - } else { - $forceedit = 1; - } - $cfile = $resurl; - } elsif ($resurl eq '/res/lib/templates/simpleproblem.problem') { - $incourse = 1; - $cfile = $resurl.'/smpedit'; - } elsif ($resurl =~ m{^/adm/wrapper/ext/}) { - $incourse = 1; - if ($env{'form.forceedit'}) { - $forceview = 1; - } else { - $forceedit = 1; - } - $cfile = $resurl; - } elsif ($resurl =~ m{^/?adm/viewclasslist$}) { - $incourse = 1; - if ($env{'form.forceedit'}) { - $forceview = 1; - } else { - $forceedit = 1; - } - $cfile = ($resurl =~ m{^/} ? $resurl : "/$resurl"); - } - } elsif ($resurl eq '/res/lib/templates/simpleproblem.problem/smpedit') { - my $template = '/res/lib/templates/simpleproblem.problem'; - if (&is_on_map($template)) { - $incourse = 1; - $forceview = 1; - $cfile = $template; - } - } elsif (($resurl =~ m{^/adm/wrapper/ext/}) && ($env{'form.folderpath'} =~ /^supplemental/)) { - $incourse = 1; - if ($env{'form.forceedit'}) { - $forceview = 1; - } else { - $forceedit = 1; - } - $cfile = $resurl; - } elsif (($resurl eq '/adm/extresedit') && ($symb || $env{'form.folderpath'})) { - $incourse = 1; - $forceview = 1; - if ($symb) { - my ($map,$id,$res)=&decode_symb($symb); - $env{'request.symb'} = $symb; - $cfile = &clutter($res); - } else { - $cfile = $env{'form.suppurl'}; - $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) { - $home=&homeserver($cnum,$cdom); - } elsif ($file !~ m{/$}) { - $file=~s{^(priv/$match_domain/$match_username)}{/$1}; - $file=~s{^($match_domain/$match_username)}{/priv/$1}; - # Check that the user has permission to edit this resource - my $setpriv = 1; - my ($cfuname,$cfudom)=&constructaccess($file,$setpriv); - if (defined($cfudom)) { - $home=&homeserver($cfuname,$cfudom); - $cfile=$file; - } - } - if (($cfile ne '') && (!$incourse || $uploaded) && - (($home ne '') && ($home ne 'no_host'))) { - my @ids=¤t_machine_ids(); - unless (grep(/^\Q$home\E$/,@ids)) { - $switchserver=1; - } - } - } - return ($cfile,$home,$switchserver,$forceedit,$forceview); -} - -sub is_course_upload { - my ($file,$cnum,$cdom) = @_; - my $uploadpath = &LONCAPA::propath($cdom,$cnum); - $uploadpath =~ s{^\/}{}; - if (($file =~ m{^\Q$uploadpath\E/userfiles/(docs|supplemental)/}) || - ($file =~ m{^userfiles/\Q$cdom\E/\Q$cnum\E/(docs|supplemental)/})) { - return 1; - } - return; -} - -sub in_course { - my ($udom,$uname,$cdom,$cnum,$type,$hideprivileged) = @_; - if ($hideprivileged) { - my $skipuser; - my %coursehash = &coursedescription($cdom.'_'.$cnum); - my @possdoms = ($cdom); - if ($coursehash{'checkforpriv'}) { - push(@possdoms,split(/,/,$coursehash{'checkforpriv'})); - } - if (&privileged($uname,$udom,\@possdoms)) { - $skipuser = 1; - if ($coursehash{'nothideprivileged'}) { - foreach my $item (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) { - my $user; - if ($item =~ /:/) { - $user = $item; - } else { - $user = join(':',split(/[\@]/,$item)); - } - if ($user eq $uname.':'.$udom) { - undef($skipuser); - last; - } - } - } - if ($skipuser) { - return 0; - } - } - } - $type ||= 'any'; - if (!defined($cdom) || !defined($cnum)) { - my $cid = $env{'request.course.id'}; - $cdom = $env{'course.'.$cid.'.domain'}; - $cnum = $env{'course.'.$cid.'.num'}; - } - my $typesref; - if (($type eq 'any') || ($type eq 'all')) { - $typesref = ['active','previous','future']; - } elsif ($type eq 'previous' || $type eq 'future') { - $typesref = [$type]; - } - my %roles = &get_my_roles($uname,$udom,'userroles', - $typesref,undef,[$cdom]); - my ($tmp) = keys(%roles); - return 0 if ($tmp =~ /^(con_lost|error|no_such_host)/i); - my @course_roles = grep(/^\Q$cnum\E:\Q$cdom\E:/, keys(%roles)); - if (@course_roles > 0) { - return 1; - } - return 0; -} - # --------- File operations in /home/httpd/html/userfiles/$domain/1/2/3/$course # input: action, courseID, current domain, intended # path to file, source of file, instruction to parse file for objects, @@ -3394,9 +2911,7 @@ sub userfileupload { $codebase,$thumbwidth,$thumbheight, $resizewidth,$resizeheight,$context,$mimetype); } else { - if ($env{'form.folder'}) { - $fname=$env{'form.folder'}.'/'.$fname; - } + $fname=$env{'form.folder'}.'/'.$fname; return &process_coursefile('uploaddoc',$docuname,$docudom, $fname,$formname,$parser, $allfiles,$codebase,$mimetype); @@ -3411,7 +2926,7 @@ sub userfileupload { } else { my $docuname=$env{'user.name'}; my $docudom=$env{'user.domain'}; - if ((exists($env{'form.group'})) || ($context eq 'syllabus')) { + if (exists($env{'form.group'})) { $docuname=$env{'course.'.$env{'request.course.id'}.'.num'}; $docudom=$env{'course.'.$env{'request.course.id'}.'.domain'}; } @@ -3561,9 +3076,7 @@ sub extract_embedded_items { &add_filetype($allfiles,$attr->{'src'},'src'); } if (lc($tagname) eq 'a') { - unless (($attr->{'href'} =~ /^#/) || ($attr->{'href'} eq '')) { - &add_filetype($allfiles,$attr->{'href'},'href'); - } + &add_filetype($allfiles,$attr->{'href'},'href'); } if (lc($tagname) eq 'script') { my $src; @@ -3651,26 +3164,8 @@ 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]); @@ -4035,70 +3530,38 @@ sub userrolelog { sub courserolelog { my ($trole,$username,$domain,$area,$tstart,$tend,$delflag,$selfenroll,$context)=@_; - if ($area =~ m-^/($match_domain)/($match_courseid)/?([^/]*)-) { - my $cdom = $1; - my $cnum = $2; - my $sec = $3; - my $namespace = 'rolelog'; - my %storehash = ( - role => $trole, - start => $tstart, - end => $tend, - selfenroll => $selfenroll, - context => $context, - ); - if ($trole eq 'gr') { - $namespace = 'groupslog'; - $storehash{'group'} = $sec; - } else { - $storehash{'section'} = $sec; - } - &write_log('course',$namespace,\%storehash,$delflag,$username, - $domain,$cnum,$cdom); - if (($trole ne 'st') || ($sec ne '')) { - &devalidate_cache_new('getcourseroles',$cdom.'_'.$cnum); + if (($trole eq 'cc') || ($trole eq 'in') || + ($trole eq 'ep') || ($trole eq 'ad') || + ($trole eq 'ta') || ($trole eq 'st') || + ($trole=~/^cr/) || ($trole eq 'gr') || + ($trole eq 'co')) { + if ($area =~ m-^/($match_domain)/($match_courseid)/?([^/]*)-) { + my $cdom = $1; + my $cnum = $2; + my $sec = $3; + my $namespace = 'rolelog'; + my %storehash = ( + role => $trole, + start => $tstart, + end => $tend, + selfenroll => $selfenroll, + context => $context, + ); + if ($trole eq 'gr') { + $namespace = 'groupslog'; + $storehash{'group'} = $sec; + } else { + $storehash{'section'} = $sec; + } + &instructor_log($namespace,\%storehash,$delflag,$username,$domain,$cnum,$cdom); + if (($trole ne 'st') || ($sec ne '')) { + &devalidate_cache_new('getcourseroles',$cdom.'_'.$cnum); + } } } return; } -sub domainrolelog { - my ($trole,$username,$domain,$area,$tstart,$tend,$delflag,$context)=@_; - if ($area =~ m{^/($match_domain)/$}) { - my $cdom = $1; - my $domconfiguser = &Apache::lonnet::get_domainconfiguser($cdom); - my $namespace = 'rolelog'; - my %storehash = ( - role => $trole, - start => $tstart, - end => $tend, - context => $context, - ); - &write_log('domain',$namespace,\%storehash,$delflag,$username, - $domain,$domconfiguser,$cdom); - } - return; - -} - -sub coauthorrolelog { - my ($trole,$username,$domain,$area,$tstart,$tend,$delflag,$context)=@_; - if ($area =~ m{^/($match_domain)/($match_username)$}) { - my $audom = $1; - my $auname = $2; - my $namespace = 'rolelog'; - my %storehash = ( - role => $trole, - start => $tstart, - end => $tend, - context => $context, - ); - &write_log('author',$namespace,\%storehash,$delflag,$username, - $domain,$auname,$audom); - } - return; -} - sub get_course_adv_roles { my ($cid,$codes) = @_; $cid=$env{'request.course.id'} unless (defined($cid)); @@ -4112,10 +3575,6 @@ 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'}); @@ -4128,7 +3587,20 @@ sub get_course_adv_roles { if (($tstart) && ($now<$tstart)) { next; } my ($role,$username,$domain,$section)=split(/\:/,$entry); if ($username eq '' || $domain eq '') { next; } - if ((&privileged($username,$domain,\@possdoms)) && + 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})) && (!$nothide{$username.':'.$domain})) { next; } if ($role eq 'cr') { next; } if ($codes) { @@ -4159,7 +3631,8 @@ 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'})) { @@ -4201,7 +3674,7 @@ sub get_my_roles { } my ($rolecode,$username,$domain,$section,$area); if ($context eq 'userroles') { - ($area,$rolecode) = ($entry =~ /^(.+)_([^_]+)$/); + ($area,$rolecode) = split(/_/,$entry); (undef,$domain,$username,$section) = split(/\//,$area); } else { ($role,$username,$domain,$section) = split(/\:/,$entry); @@ -4227,15 +3700,28 @@ sub get_my_roles { } } if ($hidepriv) { - my @privroles = ('dc','su'); if ($context eq 'userroles') { - next if (grep(/^\Q$role\E$/,@privroles)); + if ((&privileged($username,$domain)) && + (!$nothide{$username.':'.$domain})) { + next; + } } else { - my $possdoms = [$domain]; - if (ref($roledoms) eq 'ARRAY') { - push(@{$possdoms},@{$roledoms}); + 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; + } + } + } + } } - if (&privileged($username,$domain,$possdoms,\@privroles)) { + if (exists($privileged{$domain}{$username})) { if (!$nothide{$username.':'.$domain}) { next; } @@ -4327,8 +3813,7 @@ 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, - $hasuniquecode,$reqcrsdom,$reqinstcode)=@_; + $cloneonly,$createdbefore,$createdafter,$creationcontext,$domcloner)=@_; my $as_hash = 1; my %returnhash; if (!$domfilter) { $domfilter=''; } @@ -4341,18 +3826,17 @@ sub courseiddump { if (($domfilter eq '') || (&host_domain($tryserver) eq $domfilter)) { 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), + if (grep { $_ eq $tryserver } current_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)))); + &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))); } else { $rep = &reply('courseiddump:'.&host_domain($tryserver).':'. $sincefilter.':'.&escape($descfilter).':'. @@ -4363,10 +3847,10 @@ sub courseiddump { $showhidden.':'.$caller.':'.&escape($cloner).':'. &escape($cc_clone).':'.$cloneonly.':'. &escape($createdbefore).':'.&escape($createdafter).':'. - &escape($creationcontext).':'.$domcloner.':'.$hasuniquecode. - ':'.$reqcrsdom.':'.&escape($reqinstcode),$tryserver); + &escape($creationcontext).':'.$domcloner, + $tryserver); } - + my @pairs=split(/\&/,$rep); foreach my $item (@pairs) { my ($key,$value)=split(/\=/,$item,2); @@ -4472,7 +3956,7 @@ sub get_domain_roles { } my $rolelist; if (ref($roles) eq 'ARRAY') { - $rolelist = join('&',@{$roles}); + $rolelist = join(':',@{$roles}); } my %personnel = (); @@ -4503,7 +3987,7 @@ 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)=@_; @@ -4565,92 +4049,6 @@ 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 { @@ -5021,7 +4419,7 @@ sub tmprestore { # ----------------------------------------------------------------------- Store sub store { - my ($storehash,$symb,$namespace,$domain,$stuname,$laststore) = @_; + my ($storehash,$symb,$namespace,$domain,$stuname) = @_; my $home=''; if ($stuname) { $home=&homeserver($stuname,$domain); } @@ -5051,13 +4449,13 @@ sub store { } $namevalue=~s/\&$//; &courselog($symb.':'.$stuname.':'.$domain.':STORE:'.$namevalue); - return reply("store:$domain:$stuname:$namespace:$symb:$namevalue:$laststore","$home"); + return reply("store:$domain:$stuname:$namespace:$symb:$namevalue","$home"); } # -------------------------------------------------------------- Critical Store sub cstore { - my ($storehash,$symb,$namespace,$domain,$stuname,$laststore) = @_; + my ($storehash,$symb,$namespace,$domain,$stuname) = @_; my $home=''; if ($stuname) { $home=&homeserver($stuname,$domain); } @@ -5088,7 +4486,7 @@ sub cstore { $namevalue=~s/\&$//; &courselog($symb.':'.$stuname.':'.$domain.':CSTORE:'.$namevalue); return critical - ("store:$domain:$stuname:$namespace:$symb:$namevalue:$laststore","$home"); + ("store:$domain:$stuname:$namespace:$symb:$namevalue","$home"); } # --------------------------------------------------------------------- Restore @@ -5100,12 +4498,9 @@ sub restore { if ($stuname) { $home=&homeserver($stuname,$domain); } if (!$symb) { - return if ($namespace eq 'courserequests'); - unless ($symb=escape(&symbread())) { return ''; } + unless ($symb=escape(&symbread())) { return ''; } } else { - unless ($namespace eq 'courserequests') { - $symb=&escape(&symbclean($symb)); - } + $symb=&escape(&symbclean($symb)); } if (!$namespace) { unless ($namespace=$env{'request.course.id'}) { @@ -5240,93 +4635,20 @@ sub update_released_required { # -------------------------------------------------See if a user is privileged sub privileged { - my ($username,$domain,$possdomains,$possroles)=@_; + my ($username,$domain)=@_; + + my %rolesdump = &dump("roles", $domain, $username) or return 0; 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 (grep(/^\Q$trole\E$/,@{$roles})) { - return 1 unless ($tend && $tend < $now) - or ($tstart && $tstart > $now); + if (($trole eq 'dc') || ($trole eq 'su')) { + 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; + return 0; } # -------------------------------------------------------- Get user privileges @@ -5357,7 +4679,7 @@ 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$//; @@ -5438,18 +4760,16 @@ sub rolesinit { } sub set_arearole { - my ($trole,$area,$tstart,$tend,$domain,$username,$nolog) = @_; - unless ($nolog) { + my ($trole,$area,$tstart,$tend,$domain,$username) = @_; # 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); @@ -5570,11 +4890,11 @@ 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 '') { - my ($one,$two) = split(m{\./},$rolekey,2); - (undef,undef,$$role) = split(/\./,$one,3); + (undef,undef,$$role,@pwhere)=split(/\./,$rolekey); unless (!defined($$role) || $$role eq '') { - $$where = '/'.$two; + $$where=join('.',@pwhere); $$trolecode=$$role.'.'.$$where; ($$tstart,$$tend)=split(/\./,$env{$rolekey}); $$tstatus='is'; @@ -5690,19 +5010,15 @@ sub delete_env_groupprivs { sub check_adhoc_privs { my ($cdom,$cnum,$update,$refresh,$now,$checkrole,$caller) = @_; my $cckey = 'user.role.'.$checkrole.'./'.$cdom.'/'.$cnum; - 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); - $setprivs = 1; } } else { &set_adhoc_privileges($cdom,$cnum,$checkrole,$caller); - $setprivs = 1; } - return $setprivs; } sub set_adhoc_privileges { @@ -5711,7 +5027,7 @@ sub set_adhoc_privileges { my $area = '/'.$dcdom.'/'.$pickedcourse; my $spec = $role.'.'.$area; my %userroles = &set_arearole($role,$area,'','',$env{'user.domain'}, - $env{'user.name'},1); + $env{'user.name'}); my %ccrole = (); &standard_roleprivs(\%ccrole,$role,$dcdom,$spec,$pickedcourse,$area); my ($author,$adv)= &set_userprivs(\%userroles,\%ccrole); @@ -5780,14 +5096,15 @@ sub unserialize { 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); - } + foreach my $item (split /\&/, $rep) { + my ($key, $value) = split(/=/, $item, 2); + $key = unescape($key) unless $escapedkeys; + next if $key =~ /^error: 2 /; + $returnhash{$key} = Apache::lonnet::thaw_unescape($value); + } + #return %returnhash; return \%returnhash; -} +} # see Lond::dump_with_regexp # if $escapedkeys hash keys won't get unescaped. @@ -5797,16 +5114,17 @@ sub dump { if (!$uname) { $uname=$env{'user.name'}; } my $uhome=&homeserver($uname,$udomain); + my $reply; + if (grep { $_ eq $uhome } current_machine_ids()) { + # user is hosted on this machine + $reply = LONCAPA::Lond::dump_with_regexp(join(":", ($udomain, + $uname, $namespace, $regexp, $range)), $loncaparevs{$uhome}); + return %{unserialize($reply, $escapedkeys)}; + } if ($regexp) { - $regexp=&escape($regexp); + $regexp=&escape($regexp); } else { - $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)}; + $regexp='.'; } my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome); my @pairs=split(/\&/,$rep); @@ -5814,7 +5132,8 @@ sub dump { if (!($rep =~ /^error/ )) { foreach my $item (@pairs) { my ($key,$value)=split(/=/,$item,2); - $key = &unescape($key) unless ($escapedkeys); + $key = unescape($key) unless $escapedkeys; + #$key = &unescape($key); next if ($key =~ /^error: 2 /); $returnhash{$key}=&thaw_unescape($value); } @@ -5858,7 +5177,7 @@ sub currentdump { my $rep; if (grep { $_ eq $uhome } current_machine_ids()) { - $rep = LONCAPA::Lond::dump_profile_database(join(":", ($sdom, $sname, + $rep = LONCAPA::Lond::dump_profile_database(join(":", ($sdom, $sname, $courseid))); } else { $rep = reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome); @@ -5984,7 +5303,7 @@ sub newput { # --------------------------------------------------------- putstore interface sub putstore { - my ($namespace,$symb,$version,$storehash,$udomain,$uname,$tolog)=@_; + my ($namespace,$symb,$version,$storehash,$udomain,$uname)=@_; if (!$udomain) { $udomain=$env{'user.domain'}; } if (!$uname) { $uname=$env{'user.name'}; } my $uhome=&homeserver($uname,$udomain); @@ -5998,17 +5317,6 @@ 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, @@ -6117,105 +5425,6 @@ sub tmpdel { return &reply("tmpdel:$token",$server); } -# ------------------------------------------------------------ get_timebased_id - -sub get_timebased_id { - my ($prefix,$keyid,$namespace,$cdom,$cnum,$idtype,$who,$locktries, - $maxtries) = @_; - my ($newid,$error,$dellock); - unless (($prefix =~ /^\w+$/) && ($keyid =~ /^\w+$/) && ($namespace ne '')) { - return ('','ok','invalid call to get suffix'); - } - -# set defaults for any optional args for which values were not supplied - if ($who eq '') { - $who = $env{'user.name'}.':'.$env{'user.domain'}; - } - if (!$locktries) { - $locktries = 3; - } - if (!$maxtries) { - $maxtries = 10; - } - - if (($cdom eq '') || ($cnum eq '')) { - if ($env{'request.course.id'}) { - $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; - $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; - } - if (($cdom eq '') || ($cnum eq '')) { - return ('','ok','call to get suffix not in course context'); - } - } - -# construct locking item - my $lockhash = { - $prefix."\0".'locked_'.$keyid => $who, - }; - my $tries = 0; - -# attempt to get lock on nohist_$namespace file - my $gotlock = &Apache::lonnet::newput('nohist_'.$namespace,$lockhash,$cdom,$cnum); - while (($gotlock ne 'ok') && $tries <$locktries) { - $tries ++; - sleep 1; - $gotlock = &Apache::lonnet::newput('nohist_'.$namespace,$lockhash,$cdom,$cnum); - } - -# attempt to get unique identifier, based on current timestamp - if ($gotlock eq 'ok') { - 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 ++; - } - $idtries ++; - } - if (!exists($inuse{$prefix."\0".$newid})) { - my %new_item = ( - $prefix."\0".$newid => $who, - ); - my $putresult = &Apache::lonnet::put('nohist_'.$namespace,\%new_item, - $cdom,$cnum); - if ($putresult ne 'ok') { - undef($newid); - $error = 'error saving new item: '.$putresult; - } - } else { - undef($newid); - $error = ('error: no unique suffix available for the new item '); - } -# remove lock - my @del_lock = ($prefix."\0".'locked_'.$keyid); - $dellock = &Apache::lonnet::del('nohist_'.$namespace,\@del_lock,$cdom,$cnum); - } 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 { @@ -6470,11 +5679,6 @@ sub usertools_access { official => 1, unofficial => 1, community => 1, - textbook => 1, - ); - } elsif ($context eq 'requestauthor') { - %tools = ( - requestauthor => 1, ); } else { %tools = ( @@ -6486,7 +5690,7 @@ sub usertools_access { } return if (!defined($tools{$tool})); - if (($udom eq '') || ($uname eq '')) { + if ((!defined($udom)) || (!defined($uname))) { $udom = $env{'user.domain'}; $uname = $env{'user.name'}; } @@ -6495,32 +5699,25 @@ sub usertools_access { if ($action ne 'reload') { if ($context eq 'requestcourses') { return $env{'environment.canrequest.'.$tool}; - } elsif ($context eq 'requestauthor') { - return $env{'environment.canrequest.author'}; } else { return $env{'environment.availabletools.'.$tool}; } } } - my ($toolstatus,$inststatus,$envkey); - if ($context eq 'requestauthor') { - $envkey = $context; - } else { - $envkey = $context.'.'.$tool; - } + my ($toolstatus,$inststatus); if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) && ($action ne 'reload')) { - $toolstatus = $env{'environment.'.$envkey}; + $toolstatus = $env{'environment.'.$context.'.'.$tool}; $inststatus = $env{'environment.inststatus'}; } else { if (ref($userenvref) eq 'HASH') { - $toolstatus = $userenvref->{$envkey}; + $toolstatus = $userenvref->{$context.'.'.$tool}; $inststatus = $userenvref->{'inststatus'}; } else { - my %userenv = &userenvironment($udom,$uname,$envkey,'inststatus'); - $toolstatus = $userenv{$envkey}; + my %userenv = &userenvironment($udom,$uname,$context.'.'.$tool,'inststatus'); + $toolstatus = $userenv{$context.'.'.$tool}; $inststatus = $userenv{'inststatus'}; } } @@ -6767,7 +5964,7 @@ sub customaccess { # ------------------------------------------------- Check for a user privilege sub allowed { - my ($priv,$uri,$symb,$role,$clientip,$noblockcheck)=@_; + my ($priv,$uri,$symb,$role)=@_; my $ver_orguri=$uri; $uri=&deversion($uri); my $orguri=$uri; @@ -6962,16 +6159,11 @@ sub allowed { if ($match) { if ($env{'user.priv.'.$env{'request.role'}.'./'} =~/\Q$priv\E\&([^\:]*)/) { - my $value = $1; - if ($noblockcheck) { - $thisallowed.=$value; + my @blockers = &has_comm_blocking($priv,$symb,$uri); + if (@blockers > 0) { + $thisallowed = 'B'; } else { - my @blockers = &has_comm_blocking($priv,$symb,$uri); - if (@blockers > 0) { - $thisallowed = 'B'; - } else { - $thisallowed.=$value; - } + $thisallowed.=$1; } } } else { @@ -6983,15 +6175,11 @@ sub allowed { $refuri=&declutter($refuri); my ($match) = &is_on_map($refuri); if ($match) { - if ($noblockcheck) { - $thisallowed='F'; + my @blockers = &has_comm_blocking($priv,$symb,$refuri); + if (@blockers > 0) { + $thisallowed = 'B'; } else { - my @blockers = &has_comm_blocking($priv,$symb,$refuri); - if (@blockers > 0) { - $thisallowed = 'B'; - } else { - $thisallowed='F'; - } + $thisallowed='F'; } } } @@ -7046,15 +6234,11 @@ sub allowed { =~/\Q$priv\E\&([^\:]*)/) { my $value = $1; if ($priv eq 'bre') { - if ($noblockcheck) { - $thisallowed.=$value; + my @blockers = &has_comm_blocking($priv,$symb,$uri); + if (@blockers > 0) { + $thisallowed = 'B'; } else { - my @blockers = &has_comm_blocking($priv,$symb,$uri); - if (@blockers > 0) { - $thisallowed = 'B'; - } else { - $thisallowed.=$value; - } + $thisallowed.=$value; } } else { $thisallowed.=$value; @@ -7088,15 +6272,11 @@ sub allowed { =~/\Q$priv\E\&([^\:]*)/) { my $value = $1; if ($priv eq 'bre') { - if ($noblockcheck) { - $thisallowed.=$value; + my @blockers = &has_comm_blocking($priv,$symb,$refuri); + if (@blockers > 0) { + $thisallowed = 'B'; } else { - my @blockers = &has_comm_blocking($priv,$symb,$refuri); - if (@blockers > 0) { - $thisallowed = 'B'; - } else { - $thisallowed.=$value; - } + $thisallowed.=$value; } } else { $thisallowed.=$value; @@ -7260,99 +6440,6 @@ sub allowed { return 'F'; } -# ------------------------------------------- Check construction space access - -sub constructaccess { - my ($url,$setpriv)=@_; - -# We do not allow editing of previous versions of files - if ($url=~/\.(\d+)\.(\w+)$/) { return ''; } - -# Get username and domain from URL - my ($ownername,$ownerdomain,$ownerhome); - - ($ownerdomain,$ownername) = - ($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 ''; } - -# Now we need to see if the user has access to the authorspace of -# $ownername at $ownerdomain - - if (($ownername eq $env{'user.name'}) && ($ownerdomain eq $env{'user.domain'})) { -# Real author for this? - $ownerhome = $env{'user.home'}; - if (exists($env{'user.priv.au./'.$ownerdomain.'/./'})) { - return ($ownername,$ownerdomain,$ownerhome); - } - } else { -# Co-author for this? - if (exists($env{'user.priv.ca./'.$ownerdomain.'/'.$ownername.'./'}) || - exists($env{'user.priv.aa./'.$ownerdomain.'/'.$ownername.'./'}) ) { - $ownerhome = &homeserver($ownername,$ownerdomain); - return ($ownername,$ownerdomain,$ownerhome); - } - } - -# We don't have any access right now. If we are not possibly going to do anything about this, -# we might as well leave - unless ($setpriv) { return ''; } - -# Backdoor access? - my $allowed=&allowed('eco',$ownerdomain); -# Nope - unless ($allowed) { return ''; } -# Looks like we may have access, but could be locked by the owner of the construction space - if ($allowed eq 'U') { - my %blocked=&get('environment',['domcoord.author'], - $ownerdomain,$ownername); -# Is blocked by owner - if ($blocked{'domcoord.author'} eq 'blocked') { return ''; } - } - if (($allowed eq 'F') || ($allowed eq 'U')) { -# Grant temporary access - my $then=$env{'user.login.time'}; - my $update=$env{'user.update.time'}; - if (!$update) { $update = $then; } - my $refresh=$env{'user.refresh.time'}; - if (!$refresh) { $refresh = $update; } - my $now = time; - &check_adhoc_privs($ownerdomain,$ownername,$update,$refresh, - $now,'ca','constructaccess'); - $ownerhome = &homeserver($ownername,$ownerdomain); - return($ownername,$ownerdomain,$ownerhome); - } -# No business here - 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 '') { @@ -7373,21 +6460,27 @@ sub get_comm_blocks { return %commblocks; } -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\&([^\:]*)/); +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\&([^\:]*)/); my %commblocks; if (ref($blocks) eq 'HASH') { %commblocks = %{$blocks}; } else { %commblocks = &get_comm_blocks(); } - return %blockers unless (keys(%commblocks) > 0); - my $navmap = Apache::lonnavmaps::navmap->new(); - return %blockers unless (ref($navmap)); + 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; + my $navmap = Apache::lonnavmaps::navmap->new(); foreach my $block (keys(%commblocks)) { if ($block =~ /^(\d+)____(\d+)$/) { my ($start,$end) = ($1,$2); @@ -7395,13 +6488,17 @@ sub get_commblock_resources { 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 (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'maps'}})) { - $blockers{$block}{maps} = $commblocks{$block}{'blocks'}{'docs'}{'maps'}; + if ($commblocks{$block}{'blocks'}{'docs'}{'maps'}{$map}) { + unless (grep(/^\Q$block\E$/,@blockers)) { + push(@blockers,$block); + } } } if (ref($commblocks{$block}{'blocks'}{'docs'}{'resources'}) eq 'HASH') { - if (keys(%{$commblocks{$block}{'blocks'}{'docs'}{'resources'}})) { - $blockers{$block}{'resources'} = $commblocks{$block}{'blocks'}{'docs'}{'resources'}; + if ($commblocks{$block}{'blocks'}{'docs'}{'resources'}{$symb}) { + unless (grep(/^\Q$block\E$/,@blockers)) { + push(@blockers,$block); + } } } } @@ -7412,31 +6509,32 @@ sub get_commblock_resources { my @to_test; if (ref($commblocks{$block}{'blocks'}) eq 'HASH') { if (ref($commblocks{$block}{'blocks'}{'docs'}) eq 'HASH') { - 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); - } + 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"); } else { - 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') { + 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); last; } } @@ -7444,35 +6542,26 @@ sub get_commblock_resources { } } } - } - 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'}; + 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; + } } } } @@ -7483,66 +6572,33 @@ sub get_commblock_resources { } } } - return %blockers; + return @blockers; } -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); +sub check_docs_block { + my ($docsblock,$tocheck) =@_; + if ((ref($docsblock) ne 'HASH') || (ref($tocheck) ne 'HASH')) { + return; } - 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($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($docsblock->{'maps'}) eq 'HASH') { + if ($tocheck->{'maps'}) { + if ($docsblock->{'maps'}{$tocheck->{'maps'}}) { + return 1; } - if (ref($cachedblockers{$block}{'maps'}) eq 'HASH') { - if ($cachedblockers{$block}{'maps'}{$map}) { - unless (grep(/^\Q$block\E$/,@blockers)) { - push(@blockers,$block); - } - } + } + } + if (ref($docsblock->{'resources'}) eq 'HASH') { + if ($tocheck->{'resources'}) { + if ($docsblock->{'resources'}{$tocheck->{'resources'}}) { + return 1; } } } - return if ($noblock); - return @blockers; -} + return; } -# -------------------------------- Deversion and split uri into path an filename - # -# Removes the version from a URI and +# Removes the versino 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: @@ -7651,23 +6707,19 @@ sub definerole { # ---------------- Make a metadata query against the network of library servers sub metadata_query { - my ($query,$custom,$customshow,$server_array,$domains_hash)=@_; + my ($query,$custom,$customshow,$server_array)=@_; 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).':::'.&escape($domains),$server); + my $reply=&reply("querysend:".&escape($query),$server); $rhash{$server}=$reply; } else { my $reply=&reply("querysend:".&escape($query).':'. - &escape($custom).':'.&escape($customshow).':'.&escape($domains), + &escape($custom).':'.&escape($customshow), $server); $rhash{$server}=$reply; } @@ -7913,8 +6965,8 @@ sub auto_validate_instcode { } $response=&unescape(&reply('autovalidateinstcode:'.$cdom.':'. &escape($instcode).':'.&escape($owner),$homeserver)); - my ($outcome,$description,$defaultcredits) = map { &unescape($_); } split('&',$response,3); - return ($outcome,$description,$defaultcredits); + my ($outcome,$description) = map { &unescape($_); } split('&',$response,2); + return ($outcome,$description); } sub auto_create_password { @@ -8156,20 +7208,17 @@ sub auto_courserequest_checks { } sub auto_courserequest_validation { - my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist,$custominfo) = @_; + my ($dom,$owner,$crstype,$inststatuslist,$instcode,$instseclist) = @_; my ($homeserver,$response); if ($dom =~ /^$match_domain$/) { $homeserver = &domain($dom,'primary'); } - unless ($homeserver eq 'no_host') { - my $customdata; - if (ref($custominfo) eq 'HASH') { - $customdata = &freeze_escape($custominfo); - } + unless ($homeserver eq 'no_host') { + $response=&unescape(&reply('autocrsreqvalidation:'.$dom.':'.&escape($owner). ':'.&escape($crstype).':'.&escape($inststatuslist). - ':'.&escape($instcode).':'.&escape($instseclist).':'. - $customdata,$homeserver)); + ':'.&escape($instcode).':'.&escape($instseclist), + $homeserver)); } return $response; } @@ -8188,108 +7237,6 @@ 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 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 { @@ -8557,41 +7504,6 @@ sub assignrole { } } } - } elsif ($context eq 'requestauthor') { - if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) && - ($url eq '/'.$udom.'/') && ($role eq 'au')) { - if ($env{'environment.requestauthor'} eq 'automatic') { - $refused = ''; - } else { - my %domdefaults = &get_domain_defaults($udom); - if (ref($domdefaults{'requestauthor'}) eq 'HASH') { - my $checkbystatus; - if ($env{'user.adv'}) { - my $disposition = $domdefaults{'requestauthor'}{'_LC_adv'}; - if ($disposition eq 'automatic') { - $refused = ''; - } elsif ($disposition eq '') { - $checkbystatus = 1; - } - } else { - $checkbystatus = 1; - } - if ($checkbystatus) { - if ($env{'environment.inststatus'}) { - my @inststatuses = split(/,/,$env{'environment.inststatus'}); - foreach my $type (@inststatuses) { - if (($type ne '') && - ($domdefaults{'requestauthor'}{$type} eq 'automatic')) { - $refused = ''; - } - } - } elsif ($domdefaults{'requestauthor'}{'default'} eq 'automatic') { - $refused = ''; - } - } - } - } - } } if ($refused) { &logthis('Refused assignrole: '.$udom.' '.$uname.' '.$url. @@ -8641,25 +7553,11 @@ sub assignrole { # log new user role if status is ok if ($answer eq 'ok') { &userrolelog($role,$uname,$udom,$url,$start,$end); - if (($role eq 'cc') || ($role eq 'in') || - ($role eq 'ep') || ($role eq 'ad') || - ($role eq 'ta') || ($role eq 'st') || - ($role=~/^cr/) || ($role eq 'gr') || - ($role eq 'co')) { # for course roles, perform group memberships changes triggered by role change. - unless ($role =~ /^gr/) { - &Apache::longroup::group_changes($udom,$uname,$url,$role,$origend, - $origstart,$selfenroll,$context); - } - &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')) { - &domainrolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag, - $context); - } elsif (($role eq 'ca') || ($role eq 'aa')) { - &coauthorrolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag, - $context); + &courserolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag,$selfenroll,$context); + unless ($role =~ /^gr/) { + &Apache::longroup::group_changes($udom,$uname,$url,$role,$origend, + $origstart,$selfenroll,$context); } if ($role eq 'cc') { &autoupdate_coowners($url,$end,$start,$uname,$udom); @@ -8959,7 +7857,7 @@ 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,$credits)=@_; + $selfenroll,$context,$inststatus)=@_; if (!$cid) { unless ($cid=$env{'request.course.id'}) { return 'not_in_class'; @@ -8971,17 +7869,15 @@ sub modifystudent { $desiredhome,$email,$inststatus); unless ($reply eq 'ok') { return $reply; } # This will cause &modify_student_enrollment to get the uid from the - # student's environment + # students environment $uid = undef if (!$forceid); $reply = &modify_student_enrollment($udom,$uname,$uid,$first,$middle,$last, - $gene,$usec,$end,$start,$type,$locktype, - $cid,$selfenroll,$context,$credits); + $gene,$usec,$end,$start,$type,$locktype,$cid,$selfenroll,$context); return $reply; } sub modify_student_enrollment { - my ($udom,$uname,$uid,$first,$middle,$last,$gene,$usec,$end,$start,$type, - $locktype,$cid,$selfenroll,$context,$credits) = @_; + my ($udom,$uname,$uid,$first,$middle,$last,$gene,$usec,$end,$start,$type,$locktype,$cid,$selfenroll,$context) = @_; my ($cdom,$cnum,$chome); if (!$cid) { unless ($cid=$env{'request.course.id'}) { @@ -9028,7 +7924,7 @@ 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,$credits) }, + join(':',$end,$start,$uid,$usec,$fullname,$type,$locktype) }, $cdom,$cnum); if (($reply eq 'ok') || ($reply eq 'delayed')) { &devalidate_getsection_cache($udom,$uname,$cid); @@ -9257,7 +8153,7 @@ 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; } @@ -9282,9 +8178,6 @@ 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); } @@ -10064,12 +8957,10 @@ sub get_userresdata { } #error 2 occurs when the .db doesn't exist if ($tmp!~/error: 2 /) { - if ((!defined($cached)) || ($tmp ne 'con_lost')) { - &logthis("WARNING:". - " Trying to get resource data for ". - $uname." at ".$udom.": ". - $tmp.""); - } + &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',$hashid,undef,600); @@ -10109,26 +9000,6 @@ sub resdata { return undef; } -sub get_numsuppfiles { - my ($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 $suppcount; -} - # # EXT resource caching routines # @@ -10157,7 +9028,7 @@ sub EXT_cache_set { # --------------------------------------------------------- Value of a Variable sub EXT { - my ($varname,$symbparm,$udom,$uname,$usection,$recurse,$cid)=@_; + my ($varname,$symbparm,$udom,$uname,$usection,$recurse)=@_; unless ($varname) { return ''; } #get real user name/domain, courseid and symb my $courseid; @@ -10272,51 +9143,26 @@ sub EXT { if (!$symbparm) { $symbparm=&symbread(); } } - if ($qualifier eq '') { - if ($space eq 'title') { - if (!$symbparm) { $symbparm = $env{'request.filename'}; } - return &gettitle($symbparm); - } + 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 ($space eq 'maptitle') { - my ($map) = &decode_symb($symbparm); - return &gettitle($map); - } - if ($space eq 'filename') { - if ($symbparm) { - return &clutter((&decode_symb($symbparm))[2]); - } - return &hreflocation('',$env{'request.filename'}); + if ($space eq 'map') { + my ($map) = &decode_symb($symbparm); + return &symbread($map); + } + if ($space eq 'filename') { + if ($symbparm) { + return &clutter((&decode_symb($symbparm))[2]); } - - if ((defined($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 $item; - } - } - } + return &hreflocation('',$env{'request.filename'}); + } my ($section, $group, @groups); my ($courselevelm,$courselevel); - if (($courseid eq '') && ($cid)) { - $courseid = $cid; - } - if (($symbparm && $courseid) && - (($courseid eq $env{'request.course.id'}) || ($courseid eq $cid))) { + if ($symbparm && defined($courseid) && + $courseid eq $env{'request.course.id'}) { #print '
'.$space.' - '.$qualifier.' - '.$spacequalifierrest; @@ -10563,11 +9409,11 @@ sub metadata { # if it is a non metadata possible uri return quickly if (($uri eq '') || (($uri =~ m|^/*adm/|) && - ($uri !~ m|^adm/includes|) && ($uri !~ m{/(smppg|bulletinboard)$})) || + ($uri !~ m|^adm/includes|) && ($uri !~ m|/bulletinboard$|)) || ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ m{^/*uploaded/.+\.sequence$})) { return undef; } - if (($uri =~ /^priv/ || $uri=~m{^home/httpd/html/priv}) + if (($uri =~ /^priv/ || $uri=~/home\/httpd\/html\/priv/) && &Apache::lonxml::get_state('target') =~ /^(|meta)$/) { return undef; } @@ -10828,7 +9674,7 @@ 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,$cachetime); # this is the end of "was not already recently cached } @@ -10994,7 +9840,7 @@ sub get_course_slots { my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum); my ($tmp) = keys(%slots); if ($tmp !~ /^(con_lost|error|no_such_host)/i) { - &do_cache_new('allslots',$hashid,\%slots,600); + &Apache::lonnet::do_cache_new('allslots',$hashid,\%slots,600); return %slots; } } @@ -11069,7 +9915,7 @@ sub symblist { # --------------------------------------------------------------- Verify a symb sub symbverify { - my ($symb,$thisurl,$encstate)=@_; + my ($symb,$thisurl)=@_; my $thisfn=$thisurl; $thisfn=&declutter($thisfn); # direct jump to resource in page or to a sequence - will construct own symbs @@ -11088,46 +9934,31 @@ sub symbverify { if (tie(%bighash,'GDBM_File',$env{'request.course.fn'}.'.db', &GDBM_READER(),0640)) { - my $noclutter; if (($thisurl =~ m{^/adm/wrapper/ext/}) || ($thisurl =~ m{^ext/})) { $thisurl =~ s/\?.+$//; - if ($map =~ m{^uploaded/.+\.page$}) { - $thisurl =~ s{^(/adm/wrapper|)/ext/}{http://}; - $thisurl =~ s{^\Qhttp://https://\E}{https://}; - $noclutter = 1; - } - } - my $ids; - if ($noclutter) { - $ids=$bighash{'ids_'.$thisurl}; - } else { - $ids=$bighash{'ids_'.&clutter($thisurl)}; } + my $ids=$bighash{'ids_'.&clutter($thisurl)}; unless ($ids) { - my $idkey = 'ids_'.($thisurl =~ m{^/}? '' : '/').$thisurl; + my $idkey = 'ids_'.($thisurl =~ m{^/}? '' : '/').$thisurl; $ids=$bighash{$idkey}; } if ($ids) { # ------------------------------------------------------------------- Has ID(s) - if ($thisfn =~ m{^/adm/wrapper/ext/}) { - $symb =~ s/\?.+$//; - } foreach my $id (split(/\,/,$ids)) { my ($mapid,$resid)=split(/\./,$id); + if ($thisfn =~ m{^/adm/wrapper/ext/}) { + $symb =~ s/\?.+$//; + } if ( &symbclean(&declutter($bighash{'map_id_'.$mapid}).'___'.$resid.'___'.$thisfn) - eq $symb) { - if (ref($encstate)) { - $$encstate = $bighash{'encrypted_'.$id}; - } - if (($env{'request.role.adv'}) || - ($bighash{'encrypted_'.$id} eq $env{'request.enc'}) || + eq $symb) { + if (($env{'request.role.adv'}) || + ($bighash{'encrypted_'.$id} eq $env{'request.enc'}) || ($thisurl eq '/adm/navmaps')) { - $okay=1; - last; - } - } - } + $okay=1; + } + } + } } untie(%bighash); } @@ -11199,21 +10030,19 @@ sub deversion { # ------------------------------------------------------ Return symb list entry sub symbread { - my ($thisfn,$donotrecurse,$ignorecachednull,$checkforblock,$possibles)=@_; + my ($thisfn,$donotrecurse)=@_; my $cache_str='request.symbread.cached.'.$thisfn; if (defined($env{$cache_str})) { - if ($ignorecachednull) { - return $env{$cache_str} unless ($env{$cache_str} eq ''); - } else { + if (($thisfn) || ($env{$cache_str} ne '')) { return $env{$cache_str}; } } # no filename provided? try from environment unless ($thisfn) { if ($env{'request.symb'}) { - return $env{$cache_str}=&symbclean($env{'request.symb'}); - } - $thisfn=$env{'request.filename'}; + return $env{$cache_str}=&symbclean($env{'request.symb'}); + } + $thisfn=$env{'request.filename'}; } if ($thisfn=~m|^/enc/|) { $thisfn=&Apache::lonenc::unencrypted($thisfn); } # is that filename actually a symb? Verify, clean, and return @@ -11269,46 +10098,18 @@ sub symbread { my ($mapid,$resid)=split(/\./,$ids); $syval=&encode_symb($bighash{'map_id_'.$mapid}, $resid,$thisfn); - if (ref($possibles) eq 'HASH') { - $possibles->{$syval} = 1; - } - if ($checkforblock) { - my @blockers = &has_comm_blocking('bre',$syval,$bighash{'src_'.$ids}); - if (@blockers) { - $syval = ''; - return; - } - } - } elsif ((!$donotrecurse) || ($checkforblock) || (ref($possibles) eq 'HASH')) { + } elsif (!$donotrecurse) { # ------------------------------------------ There is more than one possibility my $realpossible=0; foreach my $id (@possibilities) { my $file=$bighash{'src_'.$id}; - 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; - $realpossible++; - } - } + if (&allowed('bre',$file)) { + my ($mapid,$resid)=split(/\./,$id); + if ($bighash{'map_type_'.$mapid} ne 'page') { + $realpossible++; + $syval=&encode_symb($bighash{'map_id_'.$mapid}, + $resid,$thisfn); + } } } if ($realpossible!=1) { $syval=''; } @@ -11316,7 +10117,7 @@ sub symbread { $syval=''; } } - untie(%bighash); + untie(%bighash) } } if ($syval) { @@ -11469,6 +10270,7 @@ sub rndseed { $which =&get_rand_alg($courseid); } if (defined(&getCODE())) { + if ($which eq '64bit5') { return &rndseed_CODE_64bit5($symb,$courseid,$domain,$username); } elsif ($which eq '64bit4') { @@ -11654,12 +10456,8 @@ sub rndseed_CODE_64bit5 { sub setup_random_from_rndseed { my ($rndseed)=@_; if ($rndseed =~/([,:])/) { - 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,$num2); - } + my ($num1,$num2)=split(/[,:]/,$rndseed); + &Math::Random::random_set_seed(abs($num1),abs($num2)); } else { &Math::Random::random_set_seed_from_phrase($rndseed); } @@ -12050,9 +10848,7 @@ sub default_login_domain { sub declutter { my $thisfn=shift; if ($thisfn=~m|^/enc/|) { $thisfn=&Apache::lonenc::unencrypted($thisfn); } - unless ($thisfn=~m{^/home/httpd/html/priv/}) { - $thisfn=~s{^/home/httpd/html}{}; - } + $thisfn=~s/^\Q$perlvar{'lonDocRoot'}\E//; $thisfn=~s/^\///; $thisfn=~s|^adm/wrapper/||; $thisfn=~s|^adm/coursedocs/showdoc/||; @@ -12157,12 +10953,12 @@ sub goodbye { } sub get_dns { - my ($url,$func,$ignore_cache,$nocache,$hashref) = @_; + my ($url,$func,$ignore_cache) = @_; if (!$ignore_cache) { my ($content,$cached)= &Apache::lonnet::is_cached_new('dns',$url); if ($cached) { - &$func($content,$hashref); + &$func($content); return; } } @@ -12179,7 +10975,7 @@ sub get_dns { $alldns{$host} = $protocol; } while (%alldns) { - my ($dns) = sort { $b cmp $a } keys(%alldns); + my ($dns) = keys(%alldns); my $ua=new LWP::UserAgent; $ua->timeout(30); my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url"); @@ -12187,10 +10983,8 @@ sub get_dns { delete($alldns{$dns}); next if ($response->is_error()); my @content = split("\n",$response->content); - unless ($nocache) { - &do_cache_new('dns',$url,\@content,30*24*60*60); - } - &$func(\@content,$hashref); + &Apache::lonnet::do_cache_new('dns',$url,\@content,30*24*60*60); + &$func(\@content); return; } close($config); @@ -12198,66 +10992,9 @@ 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,$hashref); - return; -} - -# ------------------------------------------------------Get DNS checksums file -sub parse_dns_checksums_tab { - my ($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') { - %{$hashref} = ( - sums => \%chksum, - versions => \%revnum, - ); - } - } - } + &$func(\@content); 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 $loaded; @@ -12286,8 +11023,8 @@ sub fetch_dns_checksums { } sub load_domain_tab { - my ($ignore_cache,$nocache) = @_; - &get_dns('/adm/dns/domain',\&parse_domain_tab,$ignore_cache,$nocache); + my ($ignore_cache) = @_; + &get_dns('/adm/dns/domain',\&parse_domain_tab,$ignore_cache); my $fh; if (open($fh,"<".$perlvar{'lonTabDir'}.'/domain.tab')) { my @lines = <$fh>; @@ -12373,8 +11110,8 @@ sub fetch_dns_checksums { } sub load_hosts_tab { - my ($ignore_cache,$nocache) = @_; - &get_dns('/adm/dns/hosts',\&parse_hosts_tab,$ignore_cache,$nocache); + my ($ignore_cache) = @_; + &get_dns('/adm/dns/hosts',\&parse_hosts_tab,$ignore_cache); open(my $config,"<$perlvar{'lonTabDir'}/hosts.tab"); my @config = <$config>; &parse_hosts_tab(\@config); @@ -12396,8 +11133,7 @@ sub fetch_dns_checksums { } sub all_names { - my ($ignore_cache,$nocache) = @_; - &load_hosts_tab($ignore_cache,$nocache) if (!$loaded); + &load_hosts_tab() if (!$loaded); return %name_to_host; } @@ -12519,7 +11255,7 @@ sub fetch_dns_checksums { } sub get_iphost { - my ($ignore_cache,$nocache) = @_; + my ($ignore_cache) = @_; if (!$ignore_cache) { if (%iphost) { @@ -12543,7 +11279,7 @@ sub fetch_dns_checksums { %old_name_to_ip = %{$ip_info->[1]}; } - my %name_to_host = &all_names($ignore_cache,$nocache); + my %name_to_host = &all_names(); foreach my $name (keys(%name_to_host)) { my $ip; if (!exists($name_to_ip{$name})) { @@ -12568,11 +11304,9 @@ sub fetch_dns_checksums { } push(@{$iphost{$ip}},@{$name_to_host{$name}}); } - unless ($nocache) { - &do_cache_new('iphost','iphost', - [\%iphost,\%name_to_ip,\%lonid_to_ip], - 48*60*60); - } + &Apache::lonnet::do_cache_new('iphost','iphost', + [\%iphost,\%name_to_ip,\%lonid_to_ip], + 48*60*60); return %iphost; } @@ -12628,48 +11362,15 @@ sub fetch_dns_checksums { } $seen{$prim_ip} = 1; } - return &do_cache_new('internetnames',$lonid,\@idns,12*60*60); + return &Apache::lonnet::do_cache_new('internetnames',$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 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); - } - } - } + 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); } -# ----------------------------------------------------- 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 @@ -12745,15 +11446,34 @@ BEGIN { close($config); } -# --------------------------------------------------------- Read loncaparev table - -&load_loncaparevs(); - -# ------------------------------------------------------- Read serverhostID table +# ---------------------------------------------------------- Read loncaparev table +{ + if (-e "$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); + } + } +} -&load_serverhomeIDs(); +# ---------------------------------------------------------- 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); + } + } +} -# ---------------------------------------------------------- Read releaseslist XML { my $file = $Apache::lonnet::perlvar{'lonTabDir'}.'/releaseslist.xml'; if (-e $file) { @@ -12952,8 +11672,8 @@ were new keys. I.E. 1:foo will become 1: Calling convention: - my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$uname); - &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$uname,$laststore); + my %record=&Apache::lonnet::restore($symb,$courseid,$domain,$uname,$home); + &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$uname,$home); For more detailed information, see lonnet specific documentation. @@ -13089,44 +11809,13 @@ escaped strings of the action recorded i =item * -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. - +allowed($priv,$uri,$symb,$role) : check for a user privilege; returns codes for allowed actions 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 * - -constructaccess($url,$setpriv) : check for access to construction space URL - -See if the owner domain and name in the URL match those in the -expected environment. If so, return three element list -($ownername,$ownerdomain,$ownerhome). - -Otherwise return the null string. - -If second argument 'setpriv' is true, it assigns the privileges, -and returns the same three element list, unless the owner has -blocked "ad hoc" Domain Coordinator access to the Author Space, -in which case the null string is returned. =item * @@ -13146,7 +11835,7 @@ environment). If no custom name is defi =item * -get_my_roles($uname,$udom,$context,$types,$roles,$roledoms,$withsec,$hidepriv) : +get_my_roles($uname,$udom,$context,$types,$roles,$roledoms,$withsec) : 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 $context is 'userroles', roles for the user himself, @@ -13160,41 +11849,6 @@ of role statuses (active, future or prev to restrict the list of roles reported. If no array ref is provided for types, will default to return only active roles. -=item * - -in_course($udom,$uname,$cdom,$cnum,$type,$hideprivileged) : determine if -user: $uname:$udom has a role in the course: $cdom_$cnum. - -Additional optional arguments are: $type (if role checking is to be restricted -to certain user status types -- previous (expired roles), active (currently -available roles) or future (roles available in the future), and -$hideprivileged -- if true will not report course roles for users who -have active Domain Coordinator 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 $dom as the identifiers. - =back =head2 User Modification @@ -13236,8 +11890,8 @@ or when Autoupdate.pl is run by cron in modifystudent modify a student's enrollment and identification information. -The course id is resolved based on the current user's environment. -This means the invoking user must be a course coordinator or otherwise +The course id is resolved based on the current users environment. +This means the envoking user must be a course coordinator or otherwise associated with a course. This call is essentially a wrapper for lonnet::modifyuser and @@ -13287,9 +11941,7 @@ Inputs: =item B<$context> role change context (shown in User Management Logs display in a course) -=item B<$inststatus> institutional status of user - : separated string of escaped status types - -=item B<$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. +=item B<$inststatus> institutional status of user - : separated string of escaped status types =back @@ -13297,20 +11949,20 @@ Inputs: modify_student_enrollment -Change a student's enrollment status in a class. The environment variable +Change a students enrollment status in a class. The environment variable 'role.request.course' must be defined for this function to proceed. Inputs: =over 4 -=item $udom, student's domain +=item $udom, students domain -=item $uname, student's name +=item $uname, students name -=item $uid, student's user id +=item $uid, students user id -=item $first, student's first name +=item $first, students first name =item $middle @@ -13334,8 +11986,6 @@ Inputs: =item $context -=item $credits, number of credits student will earn from this class - =back @@ -13392,7 +12042,7 @@ If defined, the supplied username is use resdata($name,$domain,$type,@which) : request for current parameter setting for a specific $type, where $type is either 'course' or 'user', @what should be a list of parameters to ask about. This routine caches -answers for 10 minutes. +answers for 5 minutes. =item * @@ -13401,9 +12051,6 @@ data base, returning a hash that is keye values that are the resource value. I believe that the timestamps and versions are also returned. -get_numsuppfiles($cnum,$cdom) : retrieve number of files in a course's -supplemental content area. This routine caches the number of files for -10 minutes. =back @@ -13464,15 +12111,10 @@ resource. Expects the local filesystem p =item * -EXT($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 -$env{'request.course.id'} has been set, so it needs to be provided -in that one case. +EXT($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. Possible values for $varname are environment.lastname (or other item from the envirnment hash), user.name (or someother aspect about the @@ -13505,32 +12147,17 @@ will be stored for query =item * -symbread($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). - +symbread($filename) : return symbolic list entry (filename argument optional); returns the data handle =item * -symbverify($symb,$thisfn,$encstate) : verifies that $symb actually exists -and is a possible symb for the URL in $thisfn, and if is an encrypted +symbverify($symb,$thisfn) : verifies that $symb actually exists and is +a possible symb for the URL in $thisfn, and if is an encryypted 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 -the course initial hash, and uses $env('request.course.id'}. The third -arg is an optional reference to a scalar. If this arg is passed in the -call to symbverify, it will be set to 1 if the symb has been set to be -encrypted; otherwise it will be null. +on failure, user must be in a course, as it assumes the existance of +the course initial hash, and uses $env('request.course.id'} + =item * @@ -13583,34 +12210,6 @@ expirespread($uname,$udom,$stype,$usymb) devalidate($symb) : devalidate temporary spreadsheet calculations, forcing spreadsheet to reevaluate the resource scores next time. -=item * - -can_edit_resource($file,$cnum,$cdom,$resurl,$symb,$group) : determine if current user can edit a particular resource, -when viewing in course context. - - input: six args -- filename (decluttered), course number, course domain, - url, symb (if registered) and group (if this is a - group item -- e.g., bulletin board, group page etc.). - - output: array of five scalars -- - $cfile -- url for file editing if editable on current server - $home -- homeserver of resource (i.e., for author if published, - or course if uploaded.). - $switchserver -- 1 if server switch will be needed. - $forceedit -- 1 if icon/link should be to go to edit mode - $forceview -- 1 if icon/link should be to go to view mode - -=item * - -is_course_upload($file,$cnum,$cdom) - -Used in course context to determine if current file was uploaded to -the course (i.e., would be found in /userfiles/docs on the course's -homeserver. - - input: 3 args -- filename (decluttered), course number and course domain. - output: boolean -- 1 if file was uploaded. - =back =head2 Storing/Retreiving Data @@ -13619,21 +12218,15 @@ homeserver. =item * -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). -$laststore is currently only passed when cstore() is called by -structuretags::finalize_storage(). +store($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 =item * -cstore($storehash,$symb,$namespace,$udom,$uname,$laststore) : same as store -but uses critical subroutine +cstore($storehash,$symb,$namespace,$udom,$uname) : same as store but +uses critical subroutine =item * @@ -13656,11 +12249,10 @@ $range should be either an integer '100' =item * -putstore($namespace,$symb,$version,$storehash,$udomain,$uname,$tolog) : +putstore($namespace,$symb,$version,$storehash,$udomain,$uname) : 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. If $tolog is true, the transaction is logged in the courselog -with an action=PUTSTORE. +reference =item * @@ -13770,91 +12362,15 @@ server ($udom and $uhome are optional) =item * -get_domain_defaults($target_domain,$ignore_cache) : returns hash with defaults -for: authentication, language, quotas, timezone, date locale, and portal URL in -the target domain. - -May also include additional key => value pairs for the following groups: - -=over - -=item -disk quotas (MB allocated by default to portfolios and authoring spaces). - -=over - -=item defaultquota, authorquota - -=back - -=item -tools (availability of aboutme page, blog, webDAV access for authoring spaces, -portfolio for users). - -=over - -=item -aboutme, blog, webdav, portfolio - -=back - -=item -requestcourses: ability to request courses, and how requests are processed. - -=over - -=item -official, unofficial, community, textbook - -=back - -=item -inststatus: types of institutional affiliation, and order in which they are displayed. - -=over - -=item -inststatustypes, inststatusorder, inststatusguest - -=back - -=item -coursedefaults: can PDF forms can be created, default credits for courses, default quotas (MB) -for course's uploaded content. - -=over +get_domain_defaults($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. -=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 $ignore_cache arg is true, or from domain's configuration.db (if available), -or lastly from values in lonTabs/dns_domain,tab, or lonTabs/domain.tab. - -Typical usage: - -%domdefaults = &get_domain_defaults($target_domain); +%domdefaults = &get_auth_defaults($target_domain); =back @@ -14079,8 +12595,7 @@ filelocation except for hrefs =item * -declutter() : declutters URLs -- remove beginning slashes, 'res' etc. -also removes beginning /home/httpd/html unless /priv/ follows it. +declutter() : declutters URLs (remove docroot, beginning slashes, 'res' etc) =back @@ -14250,8 +12765,6 @@ Internal notes: Locks on files (resulting from submission of portfolio file to a homework problem stored in array of arrays. -=item * - modify_access_controls(): Modifies access controls for a portfolio file @@ -14269,51 +12782,7 @@ Returns: 3. reference to hash of any new or updated access controls. 4. reference to hash used to map incoming IDs to uniqueIDs assigned to control. key = integer (inbound ID) - value = uniqueID - -=item * - -get_timebased_id(): - -Attempts to get a unique timestamp-based suffix for use with items added to a -course via the Course Editor (e.g., folders, composite pages, -group bulletin boards). - -Args: (first three required; six others optional) - -1. prefix (alphanumeric): of keys in hash, e.g., suppsequence, docspage, - docssequence, or name of group - -2. keyid (alphanumeric): name of temporary locking key in hash, - e.g., num, boardids - -3. namespace: name of gdbm file used to store suffixes already assigned; - file will be named nohist_namespace.db - -4. cdom: domain of course; default is current course domain from %env - -5. cnum: course number; default is current course number from %env - -6. idtype: set to concat if an additional digit is to be appended to the - unix timestamp to form the suffix, if the plain timestamp is already - in use. Default is to not do this, but simply increment the unix - timestamp by 1 until a unique key is obtained. - -7. who: holder of locking key; defaults to user:domain for user. - -8. locktries: number of attempts to obtain a lock (sleep of 1s before - retrying); default is 3. - -9. maxtries: number of attempts to obtain a unique suffix; default is 20. - -Returns: - -1. suffix obtained (numeric) - -2. result of deleting locking key (ok if deleted, or lock never obtained) - -3. error: contains (localized) error message if an error occurred. - + value = uniqueID =back