--- loncom/lonnet/perl/lonnet.pm 2014/05/05 11:53:37 1.1172.2.47 +++ loncom/lonnet/perl/lonnet.pm 2015/04/01 23:22:13 1.1279 @@ -1,7 +1,7 @@ # The LearningOnline Network # TCP networking package # -# $Id: lonnet.pm,v 1.1172.2.47 2014/05/05 11:53:37 raeburn Exp $ +# $Id: lonnet.pm,v 1.1279 2015/04/01 23:22:13 raeburn 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); @@ -109,6 +112,7 @@ require Exporter; our @ISA = qw (Exporter); our @EXPORT = qw(%env); + # ------------------------------------ Logging (parameters, docs, slots, roles) { my $logid; @@ -123,19 +127,19 @@ our @EXPORT = qw(%env); $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, - } + 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 &put('nohist_'.$hash_name,$logentry,$cdom,$cnum); } } @@ -356,7 +360,8 @@ sub remote_devalidate_cache { my $items; return unless (ref($cachekeys) eq 'ARRAY'); my $cachestr = join('&',@{$cachekeys}); - return &reply('devalidatecache:'.&escape($cachestr),$lonhost); + my $response = &reply('devalidatecache:'.&escape($cachestr),$lonhost); + return $response; } # -------------------------------------------------- Non-critical communication @@ -844,10 +849,8 @@ sub spareserver { if (ref($spareshash) eq 'HASH') { if (ref($spareshash->{'primary'}) eq 'ARRAY') { foreach my $try_server (@{ $spareshash->{'primary'} }) { - if ($uint_dom) { - next unless (&spare_can_host($udom,$uint_dom,$remotesessions, - $try_server)); - } + next unless (&spare_can_host($udom,$uint_dom,$remotesessions, + $try_server)); ($spare_server, $lowest_load) = &compare_server_load($try_server, $spare_server, $lowest_load); } @@ -858,10 +861,8 @@ sub spareserver { if (!$found_server) { if (ref($spareshash->{'default'}) eq 'ARRAY') { foreach my $try_server (@{ $spareshash->{'default'} }) { - if ($uint_dom) { - next unless (&spare_can_host($udom,$uint_dom, - $remotesessions,$try_server)); - } + next unless (&spare_can_host($udom,$uint_dom, + $remotesessions,$try_server)); ($spare_server, $lowest_load) = &compare_server_load($try_server, $spare_server, $lowest_load); } @@ -974,12 +975,12 @@ sub choose_server { } } foreach my $lonhost (keys(%servers)) { - my $loginvia; if ($skiploadbal) { if (ref($balancers) eq 'HASH') { next if (exists($balancers->{$lonhost})); } - } + } + my $loginvia; if ($checkloginvia) { $loginvia = $domconfhash{$udom.'.login.loginvia_'.$lonhost}; if ($loginvia) { @@ -1173,19 +1174,27 @@ sub can_host_session { sub spare_can_host { my ($udom,$uint_dom,$remotesessions,$try_server)=@_; my $canhost=1; - my @intdoms; - my $internet_names = &Apache::lonnet::get_internet_names($try_server); - if (ref($internet_names) eq 'ARRAY') { - @intdoms = @{$internet_names}; - } - unless (grep(/^\Q$uint_dom\E$/,@intdoms)) { - my $serverhomeID = &Apache::lonnet::get_server_homeID($try_server); - my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID); - my %defdomdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom); - my $remoterev = &Apache::lonnet::get_server_loncaparev(undef,$try_server); - $canhost = &can_host_session($udom,$try_server,$remoterev, - $remotesessions, - $defdomdefaults{'hostedsessions'}); + my $try_server_hostname = &hostname($try_server); + my $serverhomeID = &get_server_homeID($try_server_hostname); + my $serverhomedom = &host_domain($serverhomeID); + my %defdomdefaults = &get_domain_defaults($serverhomedom); + if (ref($defdomdefaults{'offloadnow'}) eq 'HASH') { + if ($defdomdefaults{'offloadnow'}{$try_server}) { + $canhost = 0; + } + } + if (($canhost) && ($uint_dom)) { + my @intdoms; + my $internet_names = &get_internet_names($try_server); + if (ref($internet_names) eq 'ARRAY') { + @intdoms = @{$internet_names}; + } + unless (grep(/^\Q$uint_dom\E$/,@intdoms)) { + my $remoterev = &get_server_loncaparev(undef,$try_server); + $canhost = &can_host_session($udom,$try_server,$remoterev, + $remotesessions, + $defdomdefaults{'hostedsessions'}); + } } return $canhost; } @@ -1297,7 +1306,7 @@ sub check_loadbalancing { } } if (ref($result) eq 'HASH') { - ($is_balancer,$currtargets,$currrules) = + ($is_balancer,$currtargets,$currrules) = &check_balancer_result($result,@hosts); if ($is_balancer) { if (ref($currrules) eq 'HASH') { @@ -1356,7 +1365,7 @@ sub check_loadbalancing { } } if (ref($result) eq 'HASH') { - ($is_balancer,$currtargets,$currrules) = + ($is_balancer,$currtargets,$currrules) = &check_balancer_result($result,@hosts); if ($is_balancer) { if (ref($currrules) eq 'HASH') { @@ -1412,8 +1421,8 @@ 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}); } } @@ -1602,7 +1611,7 @@ sub idput { } } -# ---------------------------------------- Delete unwanted IDs from ids.db file +# ---------------------------------------- Delete unwanted IDs from ids.db file sub iddel { my ($udom,$idshashref,$uhome)=@_; @@ -1647,6 +1656,7 @@ sub dump_dom { sub get_dom { my ($namespace,$storearr,$udom,$uhome)=@_; + return if ($udom eq 'public'); my $items=''; foreach my $item (@$storearr) { $items.=&escape($item).'&'; @@ -1654,6 +1664,7 @@ sub get_dom { $items=~s/\&$//; if (!$udom) { $udom=$env{'user.domain'}; + return if ($udom eq 'public'); if (defined(&domain($udom,'primary'))) { $uhome=&domain($udom,'primary'); } else { @@ -2068,6 +2079,12 @@ sub get_domain_defaults { } } if (ref($domconfig{'coursedefaults'}) eq 'HASH') { + $domdefaults{'canuse_pdfforms'} = $domconfig{'coursedefaults'}{'canuse_pdfforms'}; + $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') { @@ -2077,6 +2094,12 @@ sub get_domain_defaults { 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{'usersessions'}) eq 'HASH') { @@ -2086,6 +2109,9 @@ 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') { @@ -2118,7 +2144,7 @@ sub get_domain_defaults { if (ref($domconfig{'coursecategories'}) eq 'HASH') { $domdefaults{'catauth'} = 'std'; $domdefaults{'catunauth'} = 'std'; - if ($domconfig{'coursecategories'}{'auth'}) { + if ($domconfig{'coursecategories'}{'auth'}) { $domdefaults{'catauth'} = $domconfig{'coursecategories'}{'auth'}; } if ($domconfig{'coursecategories'}{'unauth'}) { @@ -2715,17 +2741,25 @@ sub ssi { &Apache::lonenc::check_encrypt(\$fn); if (%form) { $request=new HTTP::Request('POST',&absolute_url().$fn); - $request->content(join('&',map { &escape($_).'='.&escape($form{$_}) } keys(%form))); + $request->content(join('&',map { + my $name = escape($_); + "$name=" . ( ref($form{$_}) eq 'ARRAY' + ? join("&$name=", map {escape($_) } @{$form{$_}}) + : &escape($form{$_}) ); + } keys(%form))); } else { $request=new HTTP::Request('GET',&absolute_url().$fn); } $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; } } @@ -2757,7 +2791,7 @@ sub allowuploaded { # # 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 +# (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. @@ -2765,12 +2799,12 @@ sub allowuploaded { # 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 -- +# 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 +# $forceedit -- 1 if icon/link should be to go to edit mode # $forceview -- 1 if icon/link should be to go to view mode # @@ -2859,7 +2893,7 @@ sub can_edit_resource { $forceedit = 1; } $cfile = $resurl; - } elsif (($resurl ne '') && (&is_on_map($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'}) { @@ -2890,7 +2924,7 @@ sub can_edit_resource { } } elsif ($resurl eq '/res/lib/templates/simpleproblem.problem/smpedit') { my $template = '/res/lib/templates/simpleproblem.problem'; - if (&is_on_map($template)) { + if (&is_on_map($template)) { $incourse = 1; $forceview = 1; $cfile = $template; @@ -2937,7 +2971,7 @@ sub can_edit_resource { $cfile=$file; } } - if (($cfile ne '') && (!$incourse || $uploaded) && + if (($cfile ne '') && (!$incourse || $uploaded) && (($home ne '') && ($home ne 'no_host'))) { my @ids=¤t_machine_ids(); unless (grep(/^\Q$home\E$/,@ids)) { @@ -2964,9 +2998,9 @@ sub in_course { if ($hideprivileged) { my $skipuser; my %coursehash = &coursedescription($cdom.'_'.$cnum); - my @possdoms = ($cdom); - if ($coursehash{'checkforpriv'}) { - push(@possdoms,split(/,/,$coursehash{'checkforpriv'})); + my @possdoms = ($cdom); + if ($coursehash{'checkforpriv'}) { + push(@possdoms,split(/,/,$coursehash{'checkforpriv'})); } if (&privileged($uname,$udom,\@possdoms)) { $skipuser = 1; @@ -3470,7 +3504,7 @@ sub extract_embedded_items { } 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') { @@ -4141,7 +4175,7 @@ sub get_my_roles { } else { my $possdoms = [$domain]; if (ref($roledoms) eq 'ARRAY') { - push(@{$possdoms},@{$roledoms}); + push(@{$possdoms},@{$roledoms}); } if (&privileged($username,$domain,$possdoms,\@privroles)) { if (!$nothide{$username.':'.$domain}) { @@ -4249,16 +4283,16 @@ 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($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))); } else { $rep = &reply('courseiddump:'.&host_domain($tryserver).':'. @@ -4273,7 +4307,7 @@ sub courseiddump { &escape($creationcontext).':'.$domcloner.':'.$hasuniquecode, $tryserver); } - + my @pairs=split(/\&/,$rep); foreach my $item (@pairs) { my ($key,$value)=split(/\=/,$item,2); @@ -4472,92 +4506,6 @@ 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 { @@ -4928,7 +4876,7 @@ sub tmprestore { # ----------------------------------------------------------------------- Store sub store { - my ($storehash,$symb,$namespace,$domain,$stuname) = @_; + my ($storehash,$symb,$namespace,$domain,$stuname,$laststore) = @_; my $home=''; if ($stuname) { $home=&homeserver($stuname,$domain); } @@ -4958,13 +4906,13 @@ sub store { } $namevalue=~s/\&$//; &courselog($symb.':'.$stuname.':'.$domain.':STORE:'.$namevalue); - return reply("store:$domain:$stuname:$namespace:$symb:$namevalue","$home"); + return reply("store:$domain:$stuname:$namespace:$symb:$namevalue:$laststore","$home"); } # -------------------------------------------------------------- Critical Store sub cstore { - my ($storehash,$symb,$namespace,$domain,$stuname) = @_; + my ($storehash,$symb,$namespace,$domain,$stuname,$laststore) = @_; my $home=''; if ($stuname) { $home=&homeserver($stuname,$domain); } @@ -4995,7 +4943,7 @@ sub cstore { $namevalue=~s/\&$//; &courselog($symb.':'.$stuname.':'.$domain.':CSTORE:'.$namevalue); return critical - ("store:$domain:$stuname:$namespace:$symb:$namevalue","$home"); + ("store:$domain:$stuname:$namespace:$symb:$namevalue:$laststore","$home"); } # --------------------------------------------------------------------- Restore @@ -5151,7 +5099,7 @@ sub privileged { my $now = time; my $roles; if (ref($possroles) eq 'ARRAY') { - $roles = $possroles; + $roles = $possroles; } else { $roles = ['dc','su']; } @@ -5175,10 +5123,10 @@ sub privileged { 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) + return 1 unless ($tend && $tend < $now) or ($tstart && $tstart > $now); } } @@ -5216,7 +5164,7 @@ sub privileged_by_domain { 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} = + $privileged{$dom}{$trole}{$uname.':'.$udom} = $dompersonnel{$server}{$item}; } } @@ -5264,7 +5212,7 @@ 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$//; @@ -5687,14 +5635,15 @@ 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} = &thaw_unescape($value); + } + #return %returnhash; return \%returnhash; -} +} # see Lond::dump_with_regexp # if $escapedkeys hash keys won't get unescaped. @@ -5704,17 +5653,16 @@ sub dump { if (!$uname) { $uname=$env{'user.name'}; } my $uhome=&homeserver($uname,$udomain); - my $reply; - if (grep { $_ eq $uhome } ¤t_machine_ids()) { - # user is hosted on this machine - $reply = LONCAPA::Lond::dump_with_regexp(join(':', ($udomain, - $uname, $namespace, $regexp, $range)), $perlvar{'lonVersion'}); - return %{&unserialize($reply, $escapedkeys)}; - } if ($regexp) { - $regexp=&escape($regexp); + $regexp=&escape($regexp); } else { - $regexp='.'; + $regexp='.'; + } + if (grep { $_ eq $uhome } current_machine_ids()) { + # user is hosted on this machine + my $reply = LONCAPA::Lond::dump_with_regexp(join(":", ($udomain, + $uname, $namespace, $regexp, $range)), $perlvar{'lonVersion'}); + return %{unserialize($reply, $escapedkeys)}; } my $rep=&reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome); my @pairs=split(/\&/,$rep); @@ -5722,7 +5670,8 @@ 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); } @@ -5763,7 +5712,15 @@ sub currentdump { $sdom = $env{'user.domain'} if (! defined($sdom)); $sname = $env{'user.name'} if (! defined($sname)); my $uhome = &homeserver($sname,$sdom); - my $rep=reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome); + my $rep; + + if (grep { $_ eq $uhome } current_machine_ids()) { + $rep = LONCAPA::Lond::dump_profile_database(join(":", ($sdom, $sname, + $courseid))); + } else { + $rep = reply('currentdump:'.$sdom.':'.$sname.':'.$courseid,$uhome); + } + return if ($rep =~ /^(error:|no_such_host)/); # my %returnhash=(); @@ -5884,7 +5841,7 @@ sub newput { # --------------------------------------------------------- putstore interface sub putstore { - my ($namespace,$symb,$version,$storehash,$udomain,$uname)=@_; + my ($namespace,$symb,$version,$storehash,$udomain,$uname,$tolog)=@_; if (!$udomain) { $udomain=$env{'user.domain'}; } if (!$uname) { $uname=$env{'user.name'}; } my $uhome=&homeserver($uname,$udomain); @@ -5898,6 +5855,17 @@ sub putstore { my $reply = &reply("putstore:$udomain:$uname:$namespace:$esc_symb:$esc_v:$items", $uhome); + if (($tolog) && ($reply eq 'ok')) { + my $namevalue=''; + foreach my $key (keys(%{$storehash})) { + $namevalue.=&escape($key).'='.&freeze_escape($storehash->{$key}).'&'; + } + $namevalue .= 'ip='.&escape($ENV{'REMOTE_ADDR'}). + '&host='.&escape($perlvar{'lonHostID'}). + '&version='.$esc_v. + '&by='.&escape($env{'user.name'}.':'.$env{'user.domain'}); + &Apache::lonnet::courselog($symb.':'.$uname.':'.$udomain.':PUTSTORE:'.$namevalue); + } if ($reply eq 'unknown_cmd') { # gfall back to way things use to be done return &old_putstore($namespace,$symb,$version,$storehash,$udomain, @@ -6006,13 +5974,13 @@ sub tmpdel { return &reply("tmpdel:$token",$server); } -# ------------------------------------------------------------ get_timebased_id +# ------------------------------------------------------------ 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 '')) { + unless (($prefix =~ /^\w+$/) && ($keyid =~ /^\w+$/) && ($namespace ne '')) { return ('','ok','invalid call to get suffix'); } @@ -6026,7 +5994,7 @@ sub get_timebased_id { if (!$maxtries) { $maxtries = 10; } - + if (($cdom eq '') || ($cnum eq '')) { if ($env{'request.course.id'}) { $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; @@ -6056,10 +6024,15 @@ sub get_timebased_id { my %inuse = &Apache::lonnet::dump('nohist_'.$namespace,$cdom,$cnum,$prefix); my $id = time; $newid = $id; + if ($idtype eq 'addcode') { + $newid .= &sixnum_code(); + } my $idtries = 0; while (exists($inuse{$prefix."\0".$newid}) && $idtries < $maxtries) { if ($idtype eq 'concat') { $newid = $id.$idtries; + } elsif ($idtype eq 'addcode') { + $newid = $newid.&sixnum_code(); } else { $newid ++; } @@ -6076,6 +6049,7 @@ sub get_timebased_id { $error = 'error saving new item: '.$putresult; } } else { + undef($newid); $error = ('error: no unique suffix available for the new item '); } # remove lock @@ -6084,16 +6058,27 @@ sub get_timebased_id { } else { $error = "error: could not obtain lockfile\n"; $dellock = 'ok'; + if (($prefix eq 'paste') && ($namespace eq 'courseeditor') && ($keyid eq 'num')) { + $dellock = 'nolock'; + } } return ($newid,$dellock,$error); } +sub sixnum_code { + my $code; + for (0..6) { + $code .= int( rand(9) ); + } + return $code; +} + # -------------------------------------------------- portfolio access checking sub portfolio_access { - my ($requrl) = @_; + my ($requrl,$clientip) = @_; my (undef,$udom,$unum,$file_name,$group) = &parse_portfolio_url($requrl); - my $result = &get_portfolio_access($udom,$unum,$file_name,$group); + my $result = &get_portfolio_access($udom,$unum,$file_name,$group,$clientip); if ($result) { my %setters; if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') { @@ -6119,7 +6104,7 @@ sub portfolio_access { } sub get_portfolio_access { - my ($udom,$unum,$file_name,$group,$access_hash) = @_; + my ($udom,$unum,$file_name,$group,$clientip,$access_hash) = @_; if (!ref($access_hash)) { my $current_perms = &get_portfile_permissions($udom,$unum); @@ -6128,7 +6113,7 @@ sub get_portfolio_access { $access_hash = $access_controls{$file_name}; } - my ($public,$guest,@domains,@users,@courses,@groups); + my ($public,$guest,@domains,@users,@courses,@groups,@ips); my $now = time; if (ref($access_hash) eq 'HASH') { foreach my $key (keys(%{$access_hash})) { @@ -6152,10 +6137,25 @@ sub get_portfolio_access { push(@courses,$key); } elsif ($scope eq 'group') { push(@groups,$key); + } elsif ($scope eq 'ip') { + push(@ips,$key); } } if ($public) { return 'ok'; + } elsif (@ips > 0) { + my $allowed; + foreach my $ipkey (@ips) { + if (ref($access_hash->{$ipkey}{'ip'}) eq 'ARRAY') { + if (&Apache::loncommon::check_ip_acc(join(',',@{$access_hash->{$ipkey}{'ip'}}),$clientip)) { + $allowed = 1; + last; + } + } + } + if ($allowed) { + return 'ok'; + } } if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') { if ($guest) { @@ -6377,7 +6377,7 @@ sub usertools_access { my ($toolstatus,$inststatus,$envkey); if ($context eq 'requestauthor') { - $envkey = $context; + $envkey = $context; } else { $envkey = $context.'.'.$tool; } @@ -6639,7 +6639,7 @@ sub customaccess { # ------------------------------------------------- Check for a user privilege sub allowed { - my ($priv,$uri,$symb,$role)=@_; + my ($priv,$uri,$symb,$role,$clientip)=@_; my $ver_orguri=$uri; $uri=&deversion($uri); my $orguri=$uri; @@ -6866,9 +6866,9 @@ sub allowed { && $thisallowed ne 'F' && $thisallowed ne '2' && &is_portfolio_url($uri)) { - $thisallowed = &portfolio_access($uri); + $thisallowed = &portfolio_access($uri,$clientip); } - + # Full access at system, domain or course-wide level? Exit. if ($thisallowed=~/F/) { return 'F'; @@ -7455,9 +7455,9 @@ sub metadata_query { my @server_list = (defined($server_array) ? @$server_array : keys(%libserv) ); for my $server (@server_list) { - my $domains = ''; + my $domains = ''; if (ref($domains_hash) eq 'HASH') { - $domains = $domains_hash->{$server}; + $domains = $domains_hash->{$server}; } unless ($custom or $customshow) { my $reply=&reply("querysend:".&escape($query).':::'.&escape($domains),$server); @@ -8002,7 +8002,8 @@ sub auto_crsreq_update { ':'.&escape($action).':'.&escape($ownername).':'. &escape($ownerdomain).':'.&escape($fullname).':'. &escape($title).':'.&escape($code).':'. - &escape($accessstart).':'.&escape($accessend).':'.$info,$homeserver); + &escape($accessstart).':'.&escape($accessend).':'.$info, + $homeserver); unless ($response =~ /(con_lost|error|no_such_host|refused)/) { my @items = split(/&/,$response); foreach my $item (@items) { @@ -8282,7 +8283,7 @@ sub assignrole { } } } elsif ($context eq 'requestauthor') { - if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) && + if (($udom eq $env{'user.domain'}) && ($uname eq $env{'user.name'}) && ($url eq '/'.$udom.'/') && ($role eq 'au')) { if ($env{'environment.requestauthor'} eq 'automatic') { $refused = ''; @@ -8290,13 +8291,13 @@ sub assignrole { my %domdefaults = &get_domain_defaults($udom); if (ref($domdefaults{'requestauthor'}) eq 'HASH') { my $checkbystatus; - if ($env{'user.adv'}) { + if ($env{'user.adv'}) { my $disposition = $domdefaults{'requestauthor'}{'_LC_adv'}; if ($disposition eq 'automatic') { $refused = ''; } elsif ($disposition eq '') { $checkbystatus = 1; - } + } } else { $checkbystatus = 1; } @@ -8383,7 +8384,7 @@ sub assignrole { $context); } elsif (($role eq 'ca') || ($role eq 'aa')) { &coauthorrolelog($role,$uname,$udom,$url,$origstart,$origend,$delflag, - $context); + $context); } if ($role eq 'cc') { &autoupdate_coowners($url,$end,$start,$uname,$udom); @@ -8698,7 +8699,7 @@ sub modifystudent { # student's environment $uid = undef if (!$forceid); $reply = &modify_student_enrollment($udom,$uname,$uid,$first,$middle,$last, - $gene,$usec,$end,$start,$type,$locktype, + $gene,$usec,$end,$start,$type,$locktype, $cid,$selfenroll,$context,$credits); return $reply; } @@ -9180,6 +9181,90 @@ sub files_not_in_path { return (@return_files); } +#------------------------------Submitted/Handedback Portfolio Files Versioning + +sub portfiles_versioning { + my ($symb,$domain,$stu_name,$portfiles,$versioned_portfiles) = @_; + my $portfolio_root = '/userfiles/portfolio'; + return unless ((ref($portfiles) eq 'ARRAY') && (ref($versioned_portfiles) eq 'ARRAY')); + foreach my $file (@{$portfiles}) { + &unmark_as_readonly($domain,$stu_name,[$symb,$env{'request.course.id'}],$file); + my ($directory,$answer_file) =($file =~ /^(.*?)([^\/]*)$/); + my ($answer_name,$answer_ver,$answer_ext) = &file_name_version_ext($answer_file); + my $getpropath = 1; + my ($dir_list,$listerror) = &dirlist($portfolio_root.$directory,$domain, + $stu_name,$getpropath); + my $version = &get_next_version($answer_name,$answer_ext,$dir_list); + my $new_answer = + &version_selected_portfile($domain,$stu_name,$directory,$answer_file,$version); + if ($new_answer ne 'problem getting file') { + push(@{$versioned_portfiles}, $directory.$new_answer); + &mark_as_readonly($domain,$stu_name,[$directory.$new_answer], + [$symb,$env{'request.course.id'},'graded']); + } + } +} + +sub get_next_version { + my ($answer_name, $answer_ext, $dir_list) = @_; + my $version; + if (ref($dir_list) eq 'ARRAY') { + foreach my $row (@{$dir_list}) { + my ($file) = split(/\&/,$row,2); + my ($file_name,$file_version,$file_ext) = + &file_name_version_ext($file); + if (($file_name eq $answer_name) && + ($file_ext eq $answer_ext)) { + # gets here if filename and extension match, + # regardless of version + if ($file_version ne '') { + # a versioned file is found so save it for later + if ($file_version > $version) { + $version = $file_version; + } + } + } + } + } + $version ++; + return($version); +} + +sub version_selected_portfile { + my ($domain,$stu_name,$directory,$file_name,$version) = @_; + my ($answer_name,$answer_ver,$answer_ext) = + &file_name_version_ext($file_name); + my $new_answer; + $env{'form.copy'} = + &getfile("/uploaded/$domain/$stu_name/portfolio$directory$file_name"); + if($env{'form.copy'} eq '-1') { + $new_answer = 'problem getting file'; + } else { + $new_answer = $answer_name.'.'.$version.'.'.$answer_ext; + my $copy_result = + &finishuserfileupload($stu_name,$domain,'copy', + '/portfolio'.$directory.$new_answer); + } + undef($env{'form.copy'}); + return ($new_answer); +} + +sub file_name_version_ext { + my ($file)=@_; + my @file_parts = split(/\./, $file); + my ($name,$version,$ext); + if (@file_parts > 1) { + $ext=pop(@file_parts); + if (@file_parts > 1 && $file_parts[-1] =~ /^\d+$/) { + $version=pop(@file_parts); + } + $name=join('.',@file_parts); + } else { + $name=join('.',@file_parts); + } + return($name,$version,$ext); +} + #----------------------------------------------Get portfolio file permissions sub get_portfile_permissions { @@ -9324,49 +9409,132 @@ sub modify_access_controls { } sub make_public_indefinitely { - my ($requrl) = @_; + my (@requrl) = @_; + return &automated_portfile_access('public',\@requrl); +} + +sub automated_portfile_access { + my ($accesstype,$addsref,$delsref,$info) = @_; + unless (($accesstype eq 'public') || ($accesstype eq 'ip')) { + return 'invalid'; + } + my %urls; + if (ref($addsref) eq 'ARRAY') { + foreach my $requrl (@{$addsref}) { + if (&is_portfolio_url($requrl)) { + unless (exists($urls{$requrl})) { + $urls{$requrl} = 'add'; + } + } + } + } + if (ref($delsref) eq 'ARRAY') { + foreach my $requrl (@{$delsref}) { + if (&is_portfolio_url($requrl)) { + unless (exists($urls{$requrl})) { + $urls{$requrl} = 'delete'; + } + } + } + } + unless (keys(%urls)) { + return 'invalid'; + } + my $ip; + if ($accesstype eq 'ip') { + if (ref($info) eq 'HASH') { + if ($info->{'ip'} ne '') { + $ip = $info->{'ip'}; + } + } + if ($ip eq '') { + return 'invalid'; + } + } + my $errors; my $now = time; - my $action = 'activate'; - my $aclnum = 0; - if (&is_portfolio_url($requrl)) { + my %current_perms; + foreach my $requrl (sort(keys(%urls))) { + my $action; + if ($urls{$requrl} eq 'add') { + $action = 'activate'; + } else { + $action = 'none'; + } + my $aclnum = 0; my (undef,$udom,$unum,$file_name,$group) = &parse_portfolio_url($requrl); - my $current_perms = &get_portfile_permissions($udom,$unum); - my %access_controls = &get_access_controls($current_perms, + unless (exists($current_perms{$unum.':'.$udom})) { + $current_perms{$unum.':'.$udom} = &get_portfile_permissions($udom,$unum); + } + my %access_controls = &get_access_controls($current_perms{$unum.':'.$udom}, $group,$file_name); foreach my $key (keys(%{$access_controls{$file_name}})) { my ($num,$scope,$end,$start) = ($key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/); - if ($scope eq 'public') { - if ($start <= $now && $end == 0) { - $action = 'none'; - } else { + if ($scope eq $accesstype) { + if (($start <= $now) && ($end == 0)) { + if ($accesstype eq 'ip') { + if (ref($access_controls{$file_name}{$key}) eq 'HASH') { + if (ref($access_controls{$file_name}{$key}{'ip'}) eq 'ARRAY') { + if (grep(/^\Q$ip\E$/,@{$access_controls{$file_name}{$key}{'ip'}})) { + if ($urls{$requrl} eq 'add') { + $action = 'none'; + last; + } else { + $action = 'delete'; + $aclnum = $num; + last; + } + } + } + } + } elsif ($accesstype eq 'public') { + if ($urls{$requrl} eq 'add') { + $action = 'none'; + last; + } else { + $action = 'delete'; + $aclnum = $num; + last; + } + } + } elsif ($accesstype eq 'public') { $action = 'update'; $aclnum = $num; + last; } - last; } } if ($action eq 'none') { - return 'ok'; + next; } else { my %changes; my $newend = 0; my $newstart = $now; - my $newkey = $aclnum.':public_'.$newend.'_'.$newstart; + my $newkey = $aclnum.':'.$accesstype.'_'.$newend.'_'.$newstart; $changes{$action}{$newkey} = { - type => 'public', + type => $accesstype, time => { start => $newstart, end => $newend, }, }; + if ($accesstype eq 'ip') { + $changes{$action}{$newkey}{'ip'} = [$ip]; + } my ($outcome,$deloutcome,$new_values,$translation) = &modify_access_controls($file_name,\%changes,$udom,$unum); - return $outcome; + unless ($outcome eq 'ok') { + $errors .= $outcome.' '; + } } + } + if ($errors) { + $errors =~ s/\s$//; + return $errors; } else { - return 'invalid'; + return 'ok'; } } @@ -9843,7 +10011,7 @@ sub get_numsuppfiles { unless ($chome eq 'no_host') { ($suppcount,my $errors) = (0,0); my $suppmap = 'supplemental.sequence'; - ($suppcount,$errors) = + ($suppcount,$errors) = &Apache::loncommon::recurse_supplemental($cnum,$cdom,$suppmap,$suppcount,$errors); } &do_cache_new('suppcount',$hashid,$suppcount,600); @@ -10038,7 +10206,7 @@ sub EXT { $courseid = $cid; } if (($symbparm && $courseid) && - (($courseid eq $env{'request.course.id'}) || ($courseid eq $cid))) { + (($courseid eq $env{'request.course.id'}) || ($courseid eq $cid))) { #print '
'.$space.' - '.$qualifier.' - '.$spacequalifierrest; @@ -10289,7 +10457,7 @@ sub metadata { ($uri =~ m|/$|) || ($uri =~ m|/.meta$|) || ($uri =~ m{^/*uploaded/.+\.sequence$})) { return undef; } - if (($uri =~ /^priv/ || $uri=~/home\/httpd\/html\/priv/) + if (($uri =~ /^priv/ || $uri=~m{^home/httpd/html/priv}) && &Apache::lonxml::get_state('target') =~ /^(|meta)$/) { return undef; } @@ -10550,7 +10718,7 @@ 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 } @@ -10826,7 +10994,7 @@ sub symbverify { $ids=$bighash{'ids_'.&clutter($thisurl)}; } unless ($ids) { - my $idkey = 'ids_'.($thisurl =~ m{^/}? '' : '/').$thisurl; + my $idkey = 'ids_'.($thisurl =~ m{^/}? '' : '/').$thisurl; $ids=$bighash{$idkey}; } if ($ids) { @@ -10842,14 +11010,14 @@ sub symbverify { if (ref($encstate)) { $$encstate = $bighash{'encrypted_'.$id}; } - if (($env{'request.role.adv'}) || - ($bighash{'encrypted_'.$id} eq $env{'request.enc'}) || + if (($env{'request.role.adv'}) || + ($bighash{'encrypted_'.$id} eq $env{'request.enc'}) || ($thisurl eq '/adm/navmaps')) { - $okay=1; + $okay=1; last; - } - } - } + } + } + } } untie(%bighash); } @@ -10922,18 +11090,14 @@ sub deversion { sub symbread { my ($thisfn,$donotrecurse)=@_; - my $cache_str; - if ($thisfn ne '') { - $cache_str='request.symbread.cached.'.$thisfn; - if ($env{$cache_str} ne '') { - return $env{$cache_str}; - } - } else { + my $cache_str='request.symbread.cached.'.$thisfn; + if (defined($env{$cache_str})) { 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 @@ -11161,6 +11325,7 @@ 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') { @@ -11346,8 +11511,12 @@ sub rndseed_CODE_64bit5 { sub setup_random_from_rndseed { my ($rndseed)=@_; if ($rndseed =~/([,:])/) { - my ($num1,$num2)=split(/[,:]/,$rndseed); - &Math::Random::random_set_seed(abs($num1),abs($num2)); + my ($num1,$num2) = map { abs($_); } (split(/[,:]/,$rndseed)); + if ((!$num1) || (!$num2) || ($num1 > 2147483562) || ($num2 > 2147483398)) { + &Math::Random::random_set_seed_from_phrase($rndseed); + } else { + &Math::Random::random_set_seed($num1,$num2); + } } else { &Math::Random::random_set_seed_from_phrase($rndseed); } @@ -11738,7 +11907,9 @@ sub default_login_domain { sub declutter { my $thisfn=shift; if ($thisfn=~m|^/enc/|) { $thisfn=&Apache::lonenc::unencrypted($thisfn); } - $thisfn=~s/^\Q$perlvar{'lonDocRoot'}\E//; + unless ($thisfn=~m{^/home/httpd/html/priv/}) { + $thisfn=~s{^/home/httpd/html}{}; + } $thisfn=~s/^\///; $thisfn=~s|^adm/wrapper/||; $thisfn=~s|^adm/coursedocs/showdoc/||; @@ -11865,7 +12036,7 @@ sub get_dns { $alldns{$host} = $protocol; } while (%alldns) { - my ($dns) = keys(%alldns); + my ($dns) = sort { $b cmp $a } keys(%alldns); my $ua=new LWP::UserAgent; $ua->timeout(30); my $request=new HTTP::Request('GET',"$alldns{$dns}://$dns$url"); @@ -11873,9 +12044,9 @@ sub get_dns { delete($alldns{$dns}); next if ($response->is_error()); my @content = split("\n",$response->content); - unless ($nocache) { + unless ($nocache) { &do_cache_new('dns',$url,\@content,30*24*60*60); - } + } &$func(\@content,$hashref); return; } @@ -11891,16 +12062,35 @@ sub get_dns { # ------------------------------------------------------Get DNS checksums file sub parse_dns_checksums_tab { my ($lines,$hashref) = @_; - my $machine_dom = &Apache::lonnet::host_domain($perlvar{'lonHostID'}); + 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 $release) { + if ($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; } @@ -11918,7 +12108,7 @@ sub parse_dns_checksums_tab { sub fetch_dns_checksums { my %checksums; my $machine_dom = &Apache::lonnet::host_domain($perlvar{'lonHostID'}); - my $loncaparev = &get_server_loncaparev($machine_dom); + my $loncaparev = &get_server_loncaparev($machine_dom,$perlvar{'lonHostID'}); my ($release,$timestamp) = split(/\-/,$loncaparev); &get_dns("/adm/dns/checksums/$release",\&parse_dns_checksums_tab,1,1, \%checksums); @@ -12301,9 +12491,9 @@ sub all_loncaparevs { return qw(1.1 1.2 1.3 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11); } -# ------------------------------------------------------- Read loncaparev table +# ---------------------------------------------------------- Read loncaparev table { - sub load_loncaparevs { + sub load_loncaparevs { if (-e "$perlvar{'lonTabDir'}/loncaparevs.tab") { if (open(my $config,"<$perlvar{'lonTabDir'}/loncaparevs.tab")) { while (my $configline=<$config>) { @@ -12317,7 +12507,7 @@ sub all_loncaparevs { } } -# ----------------------------------------------------- Read serverhostID table +# ---------------------------------------------------------- Read serverhostID table { sub load_serverhomeIDs { if (-e "$perlvar{'lonTabDir'}/serverhomeIDs.tab") { @@ -12409,11 +12599,11 @@ BEGIN { close($config); } -# --------------------------------------------------------- Read loncaparev table +# ---------------------------------------------------------- Read loncaparev table &load_loncaparevs(); -# ------------------------------------------------------- Read serverhostID table +# ---------------------------------------------------------- Read serverhostID table &load_serverhomeIDs(); @@ -12617,7 +12807,7 @@ 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); + &Apache::lonnet::cstore(\%newrecord,$symb,$courseid,$domain,$uname,$laststore); For more detailed information, see lonnet specific documentation. @@ -12811,9 +13001,9 @@ provided for types, will default to retu =item * in_course($udom,$uname,$cdom,$cnum,$type,$hideprivileged) : determine if -user: $uname:$udom has a role in the course: $cdom_$cnum. +user: $uname:$udom has a role in the course: $cdom_$cnum. -Additional optional arguments are: $type (if role checking is to be restricted +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 $hideprivileged -- if true will not report course roles for users who @@ -13050,7 +13240,7 @@ values that are the resource value. I b versions are also returned. get_numsuppfiles($cnum,$cdom) : retrieve number of files in a course's -supplemental content area. This routine caches the number of files for +supplemental content area. This routine caches the number of files for 10 minutes. =back @@ -13163,9 +13353,9 @@ and is a possible symb for the URL in $t 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 $env('request.course.id'}. The third -arg is an optional reference to a scalar. If this arg is passed in the +arg is an optional reference to a scalar. If this arg is passed in the call to symbverify, it will be set to 1 if the symb has been set to be -encrypted; otherwise it will be null. +encrypted; otherwise it will be null. =item * @@ -13218,13 +13408,13 @@ expirespread($uname,$udom,$stype,$usymb) devalidate($symb) : devalidate temporary spreadsheet calculations, forcing spreadsheet to reevaluate the resource scores next time. -=item * +=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 + url, symb (if registered) and group (if this is a group item -- e.g., bulletin board, group page etc.). output: array of five scalars -- @@ -13232,15 +13422,15 @@ when viewing in course context. $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 + $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 +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. @@ -13254,15 +13444,21 @@ homeserver. =item * -store($storehash,$symb,$namespace,$udom,$uname) : stores hash permanently -for this url; hashref needs to be given and should be a \%hashname; the -remaining args aren't required and if they aren't passed or are '' they will -be derived from the env +store($storehash,$symb,$namespace,$udom,$uname,$laststore) : stores hash +permanently for this url; hashref needs to be given and should be a \%hashname; +the remaining args aren't required and if they aren't passed or are '' they will +be derived from the env (with the exception of $laststore, which is an +optional arg used when a user's submission is stored in grading). +$laststore is $version=$timestamp, where $version is the most recent version +number retrieved for the corresponding $symb in the $namespace db file, and +$timestamp is the timestamp for that transaction (UNIX time). +$laststore is currently only passed when cstore() is called by +structuretags::finalize_storage(). =item * -cstore($storehash,$symb,$namespace,$udom,$uname) : same as store but -uses critical subroutine +cstore($storehash,$symb,$namespace,$udom,$uname,$laststore) : same as store +but uses critical subroutine =item * @@ -13285,10 +13481,11 @@ $range should be either an integer '100' =item * -putstore($namespace,$symb,$version,$storehash,$udomain,$uname) : +putstore($namespace,$symb,$version,$storehash,$udomain,$uname,$tolog) : replaces a &store() version of data with a replacement set of data for a particular resource in a namespace passed in the $storehash hash -reference +reference. If $tolog is true, the transaction is logged in the courselog +with an action=PUTSTORE. =item * @@ -13398,7 +13595,7 @@ server ($udom and $uhome are optional) =item * -get_domain_defaults($target_domain,$ignore_cache) : returns hash with defaults +get_domain_defaults($target_domain,$ignore_cache) : returns hash with defaults for: authentication, language, quotas, timezone, date locale, and portal URL in the target domain. @@ -13453,7 +13650,8 @@ for course's uploaded content. =over =item -canuse_pdfforms, officialcredits, unofficialcredits, textbookcredits, officialquota, unofficialquota, communityquota, textbookquota +canuse_pdfforms, officialcredits, unofficialcredits, textbookcredits, officialquota, unofficialquota, +communityquota, textbookquota =back @@ -13463,7 +13661,7 @@ on your servers. =over -=item +=item remotesessions, hostedsessions =back @@ -13471,10 +13669,10 @@ remotesessions, hostedsessions =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 +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) -- +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. @@ -13706,7 +13904,8 @@ filelocation except for hrefs =item * -declutter() : declutters URLs (remove docroot, beginning slashes, 'res' etc) +declutter() : declutters URLs -- remove beginning slashes, 'res' etc. +also removes beginning /home/httpd/html unless /priv/ follows it. =back @@ -13901,8 +14100,8 @@ Returns: 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, +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) @@ -13913,24 +14112,24 @@ Args: (first three required; six others 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; +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 +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 + 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 +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. +9. maxtries: number of attempts to obtain a unique suffix; default is 20. Returns: