version 1.701, 2006/01/18 21:15:41
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version 1.713, 2006/02/23 18:15:16
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Line 124 sub logperm {
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Line 124 sub logperm {
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# -------------------------------------------------- Non-critical communication |
# -------------------------------------------------- Non-critical communication |
sub subreply { |
sub subreply { |
my ($cmd,$server)=@_; |
my ($cmd,$server)=@_; |
my $peerfile="$perlvar{'lonSockDir'}/$server"; |
my $peerfile="$perlvar{'lonSockDir'}/".$hostname{$server}; |
# |
# |
# With loncnew process trimming, there's a timing hole between lonc server |
# With loncnew process trimming, there's a timing hole between lonc server |
# process exit and the master server picking up the listen on the AF_UNIX |
# process exit and the master server picking up the listen on the AF_UNIX |
Line 152 sub subreply {
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Line 152 sub subreply {
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} |
} |
my $answer; |
my $answer; |
if ($client) { |
if ($client) { |
print $client "$cmd\n"; |
print $client "sethost:$server:$cmd\n"; |
$answer=<$client>; |
$answer=<$client>; |
if (!$answer) { $answer="con_lost"; } |
if (!$answer) { $answer="con_lost"; } |
chomp($answer); |
chomp($answer); |
Line 947 sub userenvironment {
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Line 947 sub userenvironment {
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sub studentphoto { |
sub studentphoto { |
my ($udom,$unam,$ext) = @_; |
my ($udom,$unam,$ext) = @_; |
my $home=&Apache::lonnet::homeserver($unam,$udom); |
my $home=&Apache::lonnet::homeserver($unam,$udom); |
my $ret=&Apache::lonnet::reply("studentphoto:$udom:$unam:$ext",$home); |
if (defined($env{'request.course.id'})) { |
my $url="/uploaded/$udom/$unam/internal/studentphoto.".$ext; |
if ($env{'course.'.$env{'request.course.id'}.'.internal.showphoto'}) { |
if ($ret ne 'ok') { |
if ($udom eq $env{'course.'.$env{'request.course.id'}.'.domain'}) { |
return '/adm/lonKaputt/lonlogo_broken.gif'; |
return(&retrievestudentphoto($udom,$unam,$ext)); |
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} else { |
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my ($result,$perm_reqd)= |
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&Apache::lonnet::auto_photo_permission($unam,$udom); |
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if ($result eq 'ok') { |
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if (!($perm_reqd eq 'yes')) { |
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return(&retrievestudentphoto($udom,$unam,$ext)); |
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} |
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} |
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} |
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} |
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} else { |
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my ($result,$perm_reqd) = |
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&Apache::lonnet::auto_photo_permission($unam,$udom); |
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if ($result eq 'ok') { |
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if (!($perm_reqd eq 'yes')) { |
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return(&retrievestudentphoto($udom,$unam,$ext)); |
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} |
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} |
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} |
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return '/adm/lonKaputt/lonlogo_broken.gif'; |
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} |
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sub retrievestudentphoto { |
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my ($udom,$unam,$ext,$type) = @_; |
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my $home=&Apache::lonnet::homeserver($unam,$udom); |
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my $ret=&Apache::lonnet::reply("studentphoto:$udom:$unam:$ext:$type",$home); |
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if ($ret eq 'ok') { |
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my $url="/uploaded/$udom/$unam/internal/studentphoto.$ext"; |
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if ($type eq 'thumbnail') { |
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$url="/uploaded/$udom/$unam/internal/studentphoto_tn.$ext"; |
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} |
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my $tokenurl=&Apache::lonnet::tokenwrapper($url); |
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return $tokenurl; |
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} else { |
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if ($type eq 'thumbnail') { |
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return '/adm/lonKaputt/genericstudent_tn.gif'; |
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} else { |
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return '/adm/lonKaputt/lonlogo_broken.gif'; |
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} |
} |
} |
my $tokenurl=&Apache::lonnet::tokenwrapper($url); |
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return $tokenurl; |
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} |
} |
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# -------------------------------------------------------------------- New chat |
# -------------------------------------------------------------------- New chat |
Line 1108 sub ssi {
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Line 1145 sub ssi {
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my $ua=new LWP::UserAgent; |
my $ua=new LWP::UserAgent; |
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my $request; |
my $request; |
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$form{'no_update_last_known'}=1; |
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if (%form) { |
if (%form) { |
$request=new HTTP::Request('POST',"http://".$ENV{'HTTP_HOST'}.$fn); |
$request=new HTTP::Request('POST',"http://".$ENV{'HTTP_HOST'}.$fn); |
$request->content(join('&',map { &escape($_).'='.&escape($form{$_}) } keys %form)); |
$request->content(join('&',map { &escape($_).'='.&escape($form{$_}) } keys %form)); |
Line 2793 sub del {
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Line 2832 sub del {
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# -------------------------------------------------------------- dump interface |
# -------------------------------------------------------------- dump interface |
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sub dump { |
sub dump { |
my ($namespace,$udomain,$uname,$regexp)=@_; |
my ($namespace,$udomain,$uname,$regexp,$range)=@_; |
if (!$udomain) { $udomain=$env{'user.domain'}; } |
if (!$udomain) { $udomain=$env{'user.domain'}; } |
if (!$uname) { $uname=$env{'user.name'}; } |
if (!$uname) { $uname=$env{'user.name'}; } |
my $uhome=&homeserver($uname,$udomain); |
my $uhome=&homeserver($uname,$udomain); |
Line 2802 sub dump {
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Line 2841 sub dump {
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} else { |
} else { |
$regexp='.'; |
$regexp='.'; |
} |
} |
my $rep=reply("dump:$udomain:$uname:$namespace:$regexp",$uhome); |
my $rep=reply("dump:$udomain:$uname:$namespace:$regexp:$range",$uhome); |
my @pairs=split(/\&/,$rep); |
my @pairs=split(/\&/,$rep); |
my %returnhash=(); |
my %returnhash=(); |
foreach (@pairs) { |
foreach (@pairs) { |
my ($key,$value)=split(/=/,$_); |
my ($key,$value)=split(/=/,$_,2); |
$returnhash{unescape($key)}=&thaw_unescape($value); |
$returnhash{unescape($key)}=&thaw_unescape($value); |
} |
} |
return %returnhash; |
return %returnhash; |
Line 3081 sub customaccess {
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Line 3120 sub customaccess {
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sub allowed { |
sub allowed { |
my ($priv,$uri,$symb)=@_; |
my ($priv,$uri,$symb)=@_; |
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my $ver_orguri=$uri; |
$uri=&deversion($uri); |
$uri=&deversion($uri); |
my $orguri=$uri; |
my $orguri=$uri; |
$uri=&declutter($uri); |
$uri=&declutter($uri); |
Line 3181 sub allowed {
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Line 3221 sub allowed {
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$thisallowed.=$1; |
$thisallowed.=$1; |
} |
} |
} else { |
} else { |
my $refuri=$env{'httpref.'.$orguri}; |
my $refuri = $env{'httpref.'.$orguri} || $env{'httpref.'.$ver_orguri}; |
if ($refuri) { |
if ($refuri) { |
if ($refuri =~ m|^/adm/|) { |
if ($refuri =~ m|^/adm/|) { |
$thisallowed='F'; |
$thisallowed='F'; |
Line 3412 sub allowed {
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Line 3452 sub allowed {
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return 'F'; |
return 'F'; |
} |
} |
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sub split_uri_for_cond { |
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my $uri=&deversion(&declutter(shift)); |
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my @uriparts=split(/\//,$uri); |
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my $filename=pop(@uriparts); |
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my $pathname=join('/',@uriparts); |
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return ($pathname,$filename); |
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} |
# --------------------------------------------------- Is a resource on the map? |
# --------------------------------------------------- Is a resource on the map? |
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sub is_on_map { |
sub is_on_map { |
my $uri=&deversion(&declutter(shift)); |
my ($pathname,$filename) = &split_uri_for_cond(shift); |
my @uriparts=split(/\//,$uri); |
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my $filename=$uriparts[$#uriparts]; |
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my $pathname=$uri; |
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$pathname=~s|/\Q$filename\E$||; |
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$pathname=~s/^adm\/wrapper\///; |
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$pathname=~s/^adm\/coursedocs\/showdoc\///; |
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#Trying to find the conditional for the file |
#Trying to find the conditional for the file |
my $match=($env{'acc.res.'.$env{'request.course.id'}.'.'.$pathname}=~ |
my $match=($env{'acc.res.'.$env{'request.course.id'}.'.'.$pathname}=~ |
/\&\Q$filename\E\:([\d\|]+)\&/); |
/\&\Q$filename\E\:([\d\|]+)\&/); |
Line 3694 sub auto_create_password {
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Line 3735 sub auto_create_password {
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return ($authparam,$create_passwd,$authchk); |
return ($authparam,$create_passwd,$authchk); |
} |
} |
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sub auto_photo_permission { |
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my ($cnum,$cdom,$students) = @_; |
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my $homeserver = &homeserver($cnum,$cdom); |
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my ($outcome,$perm_reqd,$conditions) = |
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split(/:/,&unescape(&reply('autophotopermission:'.$cdom,$homeserver)),3); |
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if ($outcome =~ /^(con_lost|unknown_cmd|no_such_host)$/) { |
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return (undef,undef); |
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} |
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return ($outcome,$perm_reqd,$conditions); |
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} |
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sub auto_checkphotos { |
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my ($uname,$udom,$pid) = @_; |
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my $homeserver = &homeserver($uname,$udom); |
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my ($result,$resulttype); |
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my $outcome = &unescape(&reply('autophotocheck:'.&escape($udom).':'. |
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&escape($uname).':'.&escape($pid), |
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$homeserver)); |
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if ($outcome =~ /^(con_lost|unknown_cmd|no_such_host)$/) { |
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return (undef,undef); |
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} |
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if ($outcome) { |
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($result,$resulttype) = split(/:/,$outcome); |
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} |
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return ($result,$resulttype); |
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} |
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sub auto_photochoice { |
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my ($cnum,$cdom) = @_; |
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my $homeserver = &homeserver($cnum,$cdom); |
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my ($update,$comment) = split(/:/,&unescape(&reply('autophotochoice:'. |
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&escape($cdom), |
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$homeserver))); |
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if ($update =~ /^(con_lost|unknown_cmd|no_such_host)$/) { |
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return (undef,undef); |
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} |
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return ($update,$comment); |
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} |
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sub auto_photoupdate { |
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my ($affiliatesref,$dom,$cnum,$photo) = @_; |
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my $homeserver = &homeserver($cnum,$dom); |
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my $host=$hostname{$homeserver}; |
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my $cmd = ''; |
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my $maxtries = 1; |
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foreach (keys %{$affiliatesref}) { |
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$cmd .= $_.'='.join(",",@{$$affiliatesref{$_}}).'%%'; |
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} |
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$cmd =~ s/%%$//; |
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$cmd = &escape($cmd); |
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my $query = 'institutionalphotos'; |
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my $queryid=&reply("querysend:".$query.':'.$dom.':'.$cnum.':'.$cmd,$homeserver); |
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unless ($queryid=~/^\Q$host\E\_/) { |
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&logthis('institutionalphotos: invalid queryid: '.$queryid.' for host: '.$host.' and homeserver: '.$homeserver.' and course: '.$cnum); |
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return 'error: '.$queryid; |
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} |
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my $reply = &get_query_reply($queryid); |
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my $tries = 1; |
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while (($reply=~/^timeout/) && ($tries < $maxtries)) { |
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$reply = &get_query_reply($queryid); |
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$tries ++; |
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} |
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if ( ($reply =~/^timeout/) || ($reply =~/^error/) ) { |
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&logthis('institutionalphotos error: '.$reply.' for '.$dom.' '.$env{'user.name'}.' for '.$queryid.' course: '.$cnum.' maxtries: '.$maxtries.' tries: '.$tries); |
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} else { |
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my @responses = split(/:/,$reply); |
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my $outcome = shift(@responses); |
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foreach my $item (@responses) { |
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my ($key,$value) = split(/=/,$item); |
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$$photo{$key} = $value; |
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} |
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return $outcome; |
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} |
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return 'error'; |
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} |
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sub auto_instcode_format { |
sub auto_instcode_format { |
my ($caller,$codedom,$instcodes,$codes,$codetitles,$cat_titles,$cat_order) = @_; |
my ($caller,$codedom,$instcodes,$codes,$codetitles,$cat_titles,$cat_order) = @_; |
my $courses = ''; |
my $courses = ''; |
Line 4550 sub GetFileTimestamp {
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Line 4667 sub GetFileTimestamp {
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} |
} |
} |
} |
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sub stat_file { |
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my ($uri) = @_; |
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$uri = &clutter($uri); |
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my ($udom,$uname,$file,$dir); |
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if ($uri =~ m-^/(uploaded|editupload)/-) { |
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($udom,$uname,$file) = |
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($uri =~ m-/(?:uploaded|editupload)/?([^/]*)/?([^/]*)/?(.*)-); |
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$file = 'userfiles/'.$file; |
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$dir = &Apache::loncommon::propath($udom,$uname); |
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} |
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if ($uri =~ m-^/res/-) { |
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($udom,$uname) = |
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($uri =~ m-/(?:res)/?([^/]*)/?([^/]*)/-); |
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$file = $uri; |
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} |
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if (!$udom || !$uname || !$file) { |
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# unable to handle the uri |
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return (); |
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} |
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my ($result) = &dirlist($file,$udom,$uname,$dir); |
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my @stats = split('&', $result); |
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if($stats[0] ne 'empty' && $stats[0] ne 'no_such_dir') { |
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shift(@stats); #filename is first |
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return @stats; |
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} |
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return (); |
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} |
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# -------------------------------------------------------- Value of a Condition |
# -------------------------------------------------------- Value of a Condition |
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# gets the value of a specific preevaluated condition |
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# stored in the string $env{user.state.<cid>} |
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# or looks up a condition reference in the bighash and if if hasn't |
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# already been evaluated recurses into docondval to get the value of |
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# the condition, then memoizing it to |
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# $env{user.state.<cid>.<condition>} |
sub directcondval { |
sub directcondval { |
my $number=shift; |
my $number=shift; |
if (!defined($env{'user.state.'.$env{'request.course.id'}})) { |
if (!defined($env{'user.state.'.$env{'request.course.id'}})) { |
&Apache::lonuserstate::evalstate(); |
&Apache::lonuserstate::evalstate(); |
} |
} |
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if (exists($env{'user.state.'.$env{'request.course.id'}.".$number"})) { |
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return $env{'user.state.'.$env{'request.course.id'}.".$number"}; |
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} elsif ($number =~ /^_/) { |
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my $sub_condition; |
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if (tie(my %bighash,'GDBM_File',$env{'request.course.fn'}.'.db', |
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&GDBM_READER(),0640)) { |
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$sub_condition=$bighash{'conditions'.$number}; |
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untie(%bighash); |
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} |
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my $value = &docondval($sub_condition); |
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&appenv('user.state.'.$env{'request.course.id'}.".$number" => $value); |
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return $value; |
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} |
if ($env{'user.state.'.$env{'request.course.id'}}) { |
if ($env{'user.state.'.$env{'request.course.id'}}) { |
return substr($env{'user.state.'.$env{'request.course.id'}},$number,1); |
return substr($env{'user.state.'.$env{'request.course.id'}},$number,1); |
} else { |
} else { |
Line 4564 sub directcondval {
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Line 4730 sub directcondval {
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} |
} |
} |
} |
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# get the collection of conditions for this resource |
sub condval { |
sub condval { |
my $condidx=shift; |
my $condidx=shift; |
my $result=0; |
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my $allpathcond=''; |
my $allpathcond=''; |
foreach (split(/\|/,$condidx)) { |
foreach my $cond (split(/\|/,$condidx)) { |
if (defined($env{'acc.cond.'.$env{'request.course.id'}.'.'.$_})) { |
if (defined($env{'acc.cond.'.$env{'request.course.id'}.'.'.$cond})) { |
$allpathcond.= |
$allpathcond.= |
'('.$env{'acc.cond.'.$env{'request.course.id'}.'.'.$_}.')|'; |
'('.$env{'acc.cond.'.$env{'request.course.id'}.'.'.$cond}.')|'; |
} |
} |
} |
} |
$allpathcond=~s/\|$//; |
$allpathcond=~s/\|$//; |
if ($env{'request.course.id'}) { |
return &docondval($allpathcond); |
if ($allpathcond) { |
} |
my $operand='|'; |
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my @stack; |
#evaluates an expression of conditions |
foreach ($allpathcond=~/(\d+|\(|\)|\&|\|)/g) { |
sub docondval { |
if ($_ eq '(') { |
my ($allpathcond) = @_; |
push @stack,($operand,$result) |
my $result=0; |
} elsif ($_ eq ')') { |
if ($env{'request.course.id'} |
my $before=pop @stack; |
&& defined($allpathcond)) { |
if (pop @stack eq '&') { |
my $operand='|'; |
$result=$result>$before?$before:$result; |
my @stack; |
} else { |
foreach my $chunk ($allpathcond=~/(\d+|_\d+\.\d+|\(|\)|\&|\|)/g) { |
$result=$result>$before?$result:$before; |
if ($chunk eq '(') { |
} |
push @stack,($operand,$result); |
} elsif (($_ eq '&') || ($_ eq '|')) { |
} elsif ($chunk eq ')') { |
$operand=$_; |
my $before=pop @stack; |
} else { |
if (pop @stack eq '&') { |
my $new=directcondval($_); |
$result=$result>$before?$before:$result; |
if ($operand eq '&') { |
} else { |
$result=$result>$new?$new:$result; |
$result=$result>$before?$result:$before; |
} else { |
} |
$result=$result>$new?$result:$new; |
} elsif (($chunk eq '&') || ($chunk eq '|')) { |
} |
$operand=$chunk; |
} |
} else { |
} |
my $new=directcondval($chunk); |
} |
if ($operand eq '&') { |
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$result=$result>$new?$new:$result; |
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} else { |
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$result=$result>$new?$result:$new; |
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} |
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} |
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} |
} |
} |
return $result; |
return $result; |
} |
} |
Line 5331 sub get_slot {
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Line 5503 sub get_slot {
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$cdom=$env{'course.'.$courseid.'.domain'}; |
$cdom=$env{'course.'.$courseid.'.domain'}; |
$cnum=$env{'course.'.$courseid.'.num'}; |
$cnum=$env{'course.'.$courseid.'.num'}; |
} |
} |
my %slotinfo=&get('slots',[$which],$cdom,$cnum); |
my $key=join("\0",'slots',$cdom,$cnum,$which); |
&Apache::lonhomework::showhash(%slotinfo); |
my %slotinfo; |
my ($tmp)=keys(%slotinfo); |
if (exists($remembered{$key})) { |
if ($tmp=~/^error:/) { return (); } |
$slotinfo{$which} = $remembered{$key}; |
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} else { |
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%slotinfo=&get('slots',[$which],$cdom,$cnum); |
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&Apache::lonhomework::showhash(%slotinfo); |
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my ($tmp)=keys(%slotinfo); |
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if ($tmp=~/^error:/) { return (); } |
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$remembered{$key} = $slotinfo{$which}; |
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} |
if (ref($slotinfo{$which}) eq 'HASH') { |
if (ref($slotinfo{$which}) eq 'HASH') { |
return %{$slotinfo{$which}}; |
return %{$slotinfo{$which}}; |
} |
} |
Line 5349 sub symblist {
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Line 5528 sub symblist {
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if (($env{'request.course.fn'}) && (%newhash)) { |
if (($env{'request.course.fn'}) && (%newhash)) { |
if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db', |
if (tie(%hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db', |
&GDBM_WRCREAT(),0640)) { |
&GDBM_WRCREAT(),0640)) { |
foreach (keys %newhash) { |
foreach my $url (keys %newhash) { |
$hash{declutter($_)}=&encode_symb($mapname,$newhash{$_}->[1], |
next if ($url eq 'last_known' |
$newhash{$_}->[0]); |
&& $env{'form.no_update_last_known'}); |
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$hash{declutter($url)}=&encode_symb($mapname, |
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$newhash{$url}->[1], |
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$newhash{$url}->[0]); |
} |
} |
if (untie(%hash)) { |
if (untie(%hash)) { |
return 'ok'; |
return 'ok'; |
Line 7048 namesp ($udom and $uname are optional)
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Line 7230 namesp ($udom and $uname are optional)
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=item * |
=item * |
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dump($namespace,$udom,$uname,$regexp) : |
dump($namespace,$udom,$uname,$regexp,$range) : |
dumps the complete (or key matching regexp) namespace into a hash |
dumps the complete (or key matching regexp) namespace into a hash |
($udom, $uname and $regexp are optional) |
($udom, $uname, $regexp, $range are optional) |
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|
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$range should be either an integer '100' (give me the first 100 |
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matching records) |
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or be two integers sperated by a - with no spaces |
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'30-50' (give me the 30th through the 50th matching |
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records) |
=item * |
=item * |
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inc($namespace,$store,$udom,$uname) : increments $store in $namespace. |
inc($namespace,$store,$udom,$uname) : increments $store in $namespace. |
Line 7207 getfile($file,$caller) : two cases - req
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Line 7394 getfile($file,$caller) : two cases - req
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- returns the entire contents of a file or -1; |
- returns the entire contents of a file or -1; |
it properly subscribes to and replicates the file if neccessary. |
it properly subscribes to and replicates the file if neccessary. |
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=item * |
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stat_file($url) : $url is expected to be a /res/ or /uploaded/ style file |
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reference |
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|
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returns either a stat() list of data about the file or an empty list |
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if the file doesn't exist or couldn't find out about it (connection |
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problems or user unknown) |
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=item * |
=item * |
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filelocation($dir,$file) : returns file system location of a file |
filelocation($dir,$file) : returns file system location of a file |