--- loncom/lonnet/perl/lonnet.pm 2015/04/20 01:04:28 1.1172.2.66 +++ loncom/lonnet/perl/lonnet.pm 2016/08/05 15:34:27 1.1172.2.72 @@ -1,7 +1,7 @@ # The LearningOnline Network # TCP networking package # -# $Id: lonnet.pm,v 1.1172.2.66 2015/04/20 01:04:28 raeburn Exp $ +# $Id: lonnet.pm,v 1.1172.2.72 2016/08/05 15:34:27 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -417,8 +417,8 @@ sub reply { sub reconlonc { my ($lonid) = @_; - my $hostname = &hostname($lonid); if ($lonid) { + my $hostname = &hostname($lonid); my $peerfile="$perlvar{'lonSockDir'}/$hostname"; if ($hostname && -e $peerfile) { &logthis("Trying to reconnect lonc for $lonid ($hostname)"); @@ -464,7 +464,7 @@ sub critical { } my $answer=reply($cmd,$server); if ($answer eq 'con_lost') { - &reconlonc("$perlvar{'lonSockDir'}/$server"); + &reconlonc($server); my $answer=reply($cmd,$server); if ($answer eq 'con_lost') { my $now=time; @@ -1934,6 +1934,63 @@ sub get_instuser { return ($outcome,%userinfo); } +sub get_multiple_instusers { + my ($udom,$users,$caller) = @_; + my ($outcome,$results); + if (ref($users) eq 'HASH') { + my $count = keys(%{$users}); + my $requested = &freeze_escape($users); + my $homeserver = &domain($udom,'primary'); + if ($homeserver ne '') { + my $queryid=&reply('querysend:getmultinstusers:::'.$caller.'='.$requested,$homeserver); + my $host=&hostname($homeserver); + if ($queryid !~/^\Q$host\E\_/) { + &logthis('get_multiple_instusers invalid queryid: '.$queryid. + ' for host: '.$homeserver.'in domain '.$udom); + return ($outcome,$results); + } + my $response = &get_query_reply($queryid); + my $maxtries = 5; + if ($count > 100) { + $maxtries = 1+int($count/20); + } + my $tries = 1; + while (($response=~/^timeout/) && ($tries <= $maxtries)) { + $response = &get_query_reply($queryid); + $tries ++; + } + if ($response eq '') { + $results = {}; + foreach my $key (keys(%{$users})) { + my ($uname,$id); + if ($caller eq 'id') { + $id = $key; + } else { + $uname = $key; + } + my ($resp,%info) = &get_instuser($udom,$uname,$id); + $outcome = $resp; + if ($resp eq 'ok') { + %{$results} = (%{$results}, %info); + } else { + last; + } + } + } elsif(!&error($response) && ($response ne 'refused')) { + if (($response eq 'unavailable') || ($response eq 'invalid') || ($response eq 'timeout')) { + $outcome = $response; + } else { + ($outcome,my $userdata) = split(/=/,$response,2); + if ($outcome eq 'ok') { + $results = &thaw_unescape($userdata); + } + } + } + } + } + return ($outcome,$results); +} + sub inst_rulecheck { my ($udom,$uname,$id,$item,$rules) = @_; my %returnhash; @@ -2095,6 +2152,16 @@ sub get_domain_defaults { } } } + if (ref($domconfig{'coursedefaults'}{'canclone'}) eq 'HASH') { + if (ref($domconfig{'coursedefaults'}{'canclone'}{'instcode'}) eq 'ARRAY') { + my @clonecodes = @{$domconfig{'coursedefaults'}{'canclone'}{'instcode'}}; + if (@clonecodes) { + $domdefaults{'canclone'} = join('+',@clonecodes); + } + } + } elsif ($domconfig{'coursedefaults'}{'canclone'}) { + $domdefaults{'canclone'}=$domconfig{'coursedefaults'}{'canclone'}; + } } if (ref($domconfig{'usersessions'}) eq 'HASH') { if (ref($domconfig{'usersessions'}{'remote'}) eq 'HASH') { @@ -4261,7 +4328,7 @@ sub courseiddump { $coursefilter,$hostidflag,$hostidref,$typefilter,$regexp_ok, $selfenrollonly,$catfilter,$showhidden,$caller,$cloner,$cc_clone, $cloneonly,$createdbefore,$createdafter,$creationcontext,$domcloner, - $hasuniquecode)=@_; + $hasuniquecode,$reqcrsdom,$reqinstcode)=@_; my $as_hash = 1; my %returnhash; if (!$domfilter) { $domfilter=''; } @@ -4284,7 +4351,8 @@ sub courseiddump { &escape($catfilter), $showhidden, $caller, &escape($cloner), &escape($cc_clone), $cloneonly, &escape($createdbefore), &escape($createdafter), - &escape($creationcontext), $domcloner, $hasuniquecode))); + &escape($creationcontext),$domcloner,$hasuniquecode, + $reqcrsdom,&escape($reqinstcode)))); } else { $rep = &reply('courseiddump:'.&host_domain($tryserver).':'. $sincefilter.':'.&escape($descfilter).':'. @@ -4295,8 +4363,8 @@ sub courseiddump { $showhidden.':'.$caller.':'.&escape($cloner).':'. &escape($cc_clone).':'.$cloneonly.':'. &escape($createdbefore).':'.&escape($createdafter).':'. - &escape($creationcontext).':'.$domcloner.':'.$hasuniquecode, - $tryserver); + &escape($creationcontext).':'.$domcloner.':'.$hasuniquecode. + ':'.$reqcrsdom.':'.&escape($reqinstcode),$tryserver); } my @pairs=split(/\&/,$rep); @@ -8148,6 +8216,80 @@ sub auto_crsreq_update { 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 $canclone; +} + # ------------------------------------------------------- Course Group routines sub get_coursegroups { @@ -9922,10 +10064,12 @@ sub get_userresdata { } #error 2 occurs when the .db doesn't exist if ($tmp!~/error: 2 /) { - &logthis("WARNING:". - " Trying to get resource data for ". - $uname." at ".$udom.": ". - $tmp.""); + if ((!defined($cached)) || ($tmp ne 'con_lost')) { + &logthis("WARNING:". + " Trying to get resource data for ". + $uname." at ".$udom.": ". + $tmp.""); + } } elsif ($tmp=~/error: 2 /) { #&EXT_cache_set($udom,$uname); &do_cache_new('userres',$hashid,undef,600); @@ -12142,8 +12286,8 @@ sub fetch_dns_checksums { } sub load_domain_tab { - my ($ignore_cache) = @_; - &get_dns('/adm/dns/domain',\&parse_domain_tab,$ignore_cache); + my ($ignore_cache,$nocache) = @_; + &get_dns('/adm/dns/domain',\&parse_domain_tab,$ignore_cache,$nocache); my $fh; if (open($fh,"<".$perlvar{'lonTabDir'}.'/domain.tab')) { my @lines = <$fh>; @@ -12229,8 +12373,8 @@ sub fetch_dns_checksums { } sub load_hosts_tab { - my ($ignore_cache) = @_; - &get_dns('/adm/dns/hosts',\&parse_hosts_tab,$ignore_cache); + my ($ignore_cache,$nocache) = @_; + &get_dns('/adm/dns/hosts',\&parse_hosts_tab,$ignore_cache,$nocache); open(my $config,"<$perlvar{'lonTabDir'}/hosts.tab"); my @config = <$config>; &parse_hosts_tab(\@config); @@ -12252,7 +12396,8 @@ sub fetch_dns_checksums { } sub all_names { - &load_hosts_tab() if (!$loaded); + my ($ignore_cache,$nocache) = @_; + &load_hosts_tab($ignore_cache,$nocache) if (!$loaded); return %name_to_host; } @@ -12374,7 +12519,7 @@ sub fetch_dns_checksums { } sub get_iphost { - my ($ignore_cache) = @_; + my ($ignore_cache,$nocache) = @_; if (!$ignore_cache) { if (%iphost) { @@ -12398,7 +12543,7 @@ sub fetch_dns_checksums { %old_name_to_ip = %{$ip_info->[1]}; } - my %name_to_host = &all_names(); + my %name_to_host = &all_names($ignore_cache,$nocache); foreach my $name (keys(%name_to_host)) { my $ip; if (!exists($name_to_ip{$name})) { @@ -12423,9 +12568,11 @@ sub fetch_dns_checksums { } push(@{$iphost{$ip}},@{$name_to_host{$name}}); } - &do_cache_new('iphost','iphost', - [\%iphost,\%name_to_ip,\%lonid_to_ip], - 48*60*60); + unless ($nocache) { + &do_cache_new('iphost','iphost', + [\%iphost,\%name_to_ip,\%lonid_to_ip], + 48*60*60); + } return %iphost; } @@ -13678,7 +13825,8 @@ 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