version 1.29, 2002/06/24 14:09:49
|
version 1.57, 2003/03/25 22:50:14
|
Line 40
|
Line 40
|
# 11/1,11/2,11/14,11/16,11/22,12/28, |
# 11/1,11/2,11/14,11/16,11/22,12/28, |
# YEAR=2001 |
# YEAR=2001 |
# 07/05/01,08/30,08/31 Gerd Kortemeyer |
# 07/05/01,08/30,08/31 Gerd Kortemeyer |
# 12/16 Scott Harrison |
|
# |
# |
### |
### |
|
|
Line 68 my @cond; # Array with all of the con
|
Line 67 my @cond; # Array with all of the con
|
my $errtext; # variable with all errors |
my $errtext; # variable with all errors |
my $retfurl; # variable with the very first URL in the course |
my $retfurl; # variable with the very first URL in the course |
my %randompick; # randomly picked resources |
my %randompick; # randomly picked resources |
|
my %randompickseed; # optional seed for randomly picking resources |
|
my %actualversion; # version of resource as loaded now |
|
my %setversion; # forced version of resource |
|
my %lastversion; # version when CC came in last |
|
my $versionmode; # how versioning is handled in this course |
|
|
# --------------------------------------------------------- Loads map from disk |
# --------------------------------------------------------- Loads map from disk |
|
|
sub loadmap { |
sub loadmap { |
Line 79 sub loadmap {
|
Line 84 sub loadmap {
|
$hash{'map_pc_'.$uri}=$lpc; |
$hash{'map_pc_'.$uri}=$lpc; |
$hash{'map_id_'.$lpc}=$uri; |
$hash{'map_id_'.$lpc}=$uri; |
|
|
my $fn='/home/httpd/html'.$uri; |
# Determine and check filename |
|
my $fn=&Apache::lonnet::filelocation('',$uri); |
|
|
|
my $ispage=($fn=~/\.page$/); |
|
|
unless (($fn=~/\.sequence$/) || |
unless (($fn=~/\.sequence$/) || |
($fn=~/\.page$/)) { |
($fn=~/\.page$/)) { |
Line 87 sub loadmap {
|
Line 95 sub loadmap {
|
return OK; |
return OK; |
} |
} |
|
|
my $ispage=($fn=~/\.page$/); |
my $instr=&Apache::lonnet::getfile($fn); |
|
|
unless (-e $fn) { |
unless ($instr eq -1) { |
my $returned=Apache::lonnet::repcopy($fn); |
|
unless ($returned eq OK) { |
# Successfully got file, parse it |
$errtext.="Could not import: $fn - "; |
|
if ($returned eq HTTP_SERVICE_UNAVAILABLE) { |
|
$errtext.="Server unavailable\n"; |
|
} |
|
if ($returned eq HTTP_NOT_FOUND) { |
|
$errtext.="File not found\n"; |
|
} |
|
if ($returned eq FORBIDDEN) { |
|
$errtext.="Access forbidden\n"; |
|
} |
|
return OK; |
|
} |
|
} |
|
|
|
if (-e $fn) { |
|
my @content; |
|
{ |
|
my $fh=Apache::File->new($fn); |
|
@content=<$fh>; |
|
} |
|
my $instr=join('',@content); |
|
my $parser = HTML::TokeParser->new(\$instr); |
my $parser = HTML::TokeParser->new(\$instr); |
my $token; |
my $token; |
|
|
Line 132 sub loadmap {
|
Line 120 sub loadmap {
|
$hash{'kind_'.$rid}='res'; |
$hash{'kind_'.$rid}='res'; |
$hash{'title_'.$rid}=$token->[2]->{'title'}; |
$hash{'title_'.$rid}=$token->[2]->{'title'}; |
my $turi=$token->[2]->{'src'}; |
my $turi=$token->[2]->{'src'}; |
|
$Apache::lonnet::titlecache{ |
|
&Apache::lonnet::symbclean( |
|
&Apache::lonnet::declutter($uri).'___'. |
|
$token->[2]->{'id'}.'___'. |
|
&Apache::lonnet::declutter($turi))}= |
|
$token->[2]->{'title'}; |
unless ($ispage) { |
unless ($ispage) { |
$turi=~/\.(\w+)$/; |
$turi=~/\.(\w+)$/; |
my $embstyle=&Apache::loncommon::fileembstyle($1); |
my $embstyle=&Apache::loncommon::fileembstyle($1); |
if ($token->[2]->{'external'} eq 'true') { |
if ($token->[2]->{'external'} eq 'true') { # external |
$turi=~s/^http\:\/\//\/adm\/wrapper\/ext\//; |
$turi=~s/^http\:\/\//\/adm\/wrapper\/ext\//; |
} else { |
} elsif ($turi=~/^\/*uploaded\//) { # uploaded |
my $embstyle=&Apache::loncommon::fileembstyle($1); |
if (($embstyle eq 'img') || ($embstyle eq 'emb') |
|
|| ($embstyle eq 'ssi')) { |
|
$turi='/adm/wrapper'.$turi; |
|
} elsif ($turi!~/\.(sequence|page)$/) { |
|
$turi='/adm/coursedocs/showdoc'.$turi; |
|
} |
|
} else { # normal internal resource |
if (($embstyle eq 'img') || ($embstyle eq 'emb')) { |
if (($embstyle eq 'img') || ($embstyle eq 'emb')) { |
$turi='/adm/wrapper'.$turi; |
$turi='/adm/wrapper'.$turi; |
} |
} |
} |
} |
} |
} |
$hash{'src_'.$rid}=$turi; |
|
|
|
if (defined($hash{'ids_'.$turi})) { |
if (defined($hash{'ids_'.$turi})) { |
$hash{'ids_'.$turi}.=','.$rid; |
$hash{'ids_'.$turi}.=','.$rid; |
} else { |
} else { |
$hash{'ids_'.$turi}=''.$rid; |
$hash{'ids_'.$turi}=''.$rid; |
} |
} |
|
|
|
if |
|
($turi=~/\/(syllabus|aboutme|navmaps|smppg|bulletinboard)$/) { |
|
$turi.='?register=1'; |
|
} |
|
|
|
$hash{'src_'.$rid}=$turi; |
|
|
if ($token->[2]->{'external'} eq 'true') { |
if ($token->[2]->{'external'} eq 'true') { |
$hash{'ext_'.$rid}='true:'; |
$hash{'ext_'.$rid}='true:'; |
Line 239 sub loadmap {
|
Line 245 sub loadmap {
|
if ($token->[2]->{'name'} eq 'parameter_randompick') { |
if ($token->[2]->{'name'} eq 'parameter_randompick') { |
$randompick{$referid}=$token->[2]->{'value'}; |
$randompick{$referid}=$token->[2]->{'value'}; |
} |
} |
|
if ($token->[2]->{'name'} eq 'parameter_randompickseed') { |
|
$randompick{$referid}=$token->[2]->{'value'}; |
|
} |
} |
} |
|
|
} |
} |
Line 277 sub traceroute {
|
Line 286 sub traceroute {
|
$sofar=simplify($sofar); |
$sofar=simplify($sofar); |
unless ($beenhere=~/\&$rid\&/) { |
unless ($beenhere=~/\&$rid\&/) { |
$beenhere.=$rid.'&'; |
$beenhere.=$rid.'&'; |
if ($retfurl eq '') { |
if (($retfurl eq '') && ($hash{'src_'.$rid}) |
|
&& ($hash{'src_'.$rid}!~/\.sequence$/)) { |
my ($mapid,$resid)=split(/\./,$rid); |
my ($mapid,$resid)=split(/\./,$rid); |
$retfurl=$hash{'src_'.$rid}.'?symb='. |
$retfurl=$hash{'src_'.$rid}. |
|
(($hash{'src_'.$rid}=~/\?/)?'&':'?').'symb='. |
&Apache::lonnet::symbclean( |
&Apache::lonnet::symbclean( |
&Apache::lonnet::declutter($hash{'map_id_'.$mapid}). |
&Apache::lonnet::declutter($hash{'map_id_'.$mapid}). |
'___'.$resid.'___'. |
'___'.$resid.'___'. |
Line 366 sub accinit {
|
Line 377 sub accinit {
|
my $resid=$_; |
my $resid=$_; |
my $uri=$hash{'src_'.$resid}; |
my $uri=$hash{'src_'.$resid}; |
$uri=~s/^\/adm\/wrapper//; |
$uri=~s/^\/adm\/wrapper//; |
|
$uri=&Apache::lonnet::declutter($uri); |
my @uriparts=split(/\//,$uri); |
my @uriparts=split(/\//,$uri); |
my $urifile=$uriparts[$#uriparts]; |
my $urifile=$uriparts[$#uriparts]; |
$#uriparts--; |
$#uriparts--; |
my $uripath=join('/',@uriparts); |
my $uripath=join('/',@uriparts); |
$uripath=~s/^\/res\///; |
|
if ($uripath) { |
if ($uripath) { |
my $uricond='0'; |
my $uricond='0'; |
if (defined($hash{'conditions_'.$resid})) { |
if (defined($hash{'conditions_'.$resid})) { |
Line 378 sub accinit {
|
Line 389 sub accinit {
|
} |
} |
if (defined($acchash{'acc.res.'.$short.'.'.$uripath})) { |
if (defined($acchash{'acc.res.'.$short.'.'.$uripath})) { |
if ($acchash{'acc.res.'.$short.'.'.$uripath}=~ |
if ($acchash{'acc.res.'.$short.'.'.$uripath}=~ |
/(\&$urifile\:[^\&]*)/) { |
/(\&\Q$urifile\E\:[^\&]*)/) { |
my $replace=$1; |
my $replace=$1; |
my $regexp=$replace; |
my $regexp=$replace; |
$regexp=~s/\|/\\\|/g; |
$regexp=~s/\|/\\\|/g; |
Line 409 sub accinit {
|
Line 420 sub accinit {
|
# ------------------------------------- Selectively delete from randompick maps |
# ------------------------------------- Selectively delete from randompick maps |
|
|
sub pickrandom { |
sub pickrandom { |
|
my $randomoutentry=''; |
foreach my $rid (keys %randompick) { |
foreach my $rid (keys %randompick) { |
my $rndpick=$randompick{$rid}; |
my $rndpick=$randompick{$rid}; |
my $mpc=$hash{'map_pc_'.$hash{'src_'.$rid}}; |
my $mpc=$hash{'map_pc_'.$hash{'src_'.$rid}}; |
# ------------------------------------------- put existing resources into array |
# ------------------------------------------- put existing resources into array |
my @currentrids=(); |
my @currentrids=(); |
foreach (keys %hash) { |
foreach (sort(keys(%hash))) { |
if ($_=~/^src_($mpc\.\d+)/) { |
if ($_=~/^src_($mpc\.\d+)/) { |
if ($hash{'src_'.$1}) { push @currentrids, $1; } |
if ($hash{'src_'.$1}) { push @currentrids, $1; } |
} |
} |
} |
} |
|
# rids are number.number and we want to numercially sort on |
|
# the second number |
|
@currentrids=sort { |
|
my (undef,$aid)=split(/\./,$a); |
|
my (undef,$bid)=split(/\./,$b); |
|
$aid <=> $bid; |
|
} @currentrids; |
next if ($#currentrids<$rndpick); |
next if ($#currentrids<$rndpick); |
# -------------------------------- randomly eliminate the ones that should stay |
# -------------------------------- randomly eliminate the ones that should stay |
srand(&Apache::lonnet::rndseed($rid)); # use rid instead of symb |
my (undef,$id)=split(/\./,$rid); |
for (my $i=1;$i<=$#currentrids+1-$rndpick;$i++) { |
if ($randompickseed{$rid}) { $id=$randompickseed{$rid}; } |
while (1) { |
my $rndseed=&Apache::lonnet::rndseed($id); # use id instead of symb |
my $randomidx=int(rand($#currentrids+1)); |
&Math::Random::random_set_seed_from_phrase($rndseed); |
if ($currentrids[$randomidx]) { |
my @whichids=&Math::Random::random_permuted_index($#currentrids+1); |
$currentrids[$randomidx]=''; |
for (my $i=1;$i<=$rndpick;$i++) { $currentrids[$whichids[$i]]=''; } |
last; |
#&Apache::lonnet::logthis("$id,$rndseed,".join(':',@whichids)); |
} |
|
} |
|
} |
|
# -------------------------------------------------------- delete the leftovers |
# -------------------------------------------------------- delete the leftovers |
for (my $k=0; $k<=$#currentrids; $k++) { |
for (my $k=0; $k<=$#currentrids; $k++) { |
if ($currentrids[$k]) { |
if ($currentrids[$k]) { |
$hash{'randomout_'.$currentrids[$k]}=1; |
$hash{'randomout_'.$currentrids[$k]}=1; |
|
my ($mapid,$resid)=split(/\./,$currentrids[$k]); |
|
$randomoutentry.='&'. |
|
&Apache::lonnet::symbclean( |
|
&Apache::lonnet::declutter($hash{'map_id_'.$mapid}). |
|
'___'.$resid.'___'. |
|
&Apache::lonnet::declutter($hash{'src_'.$currentrids[$k]}) |
|
).'&'; |
} |
} |
} |
} |
} |
} |
|
if ($randomoutentry) { |
|
&Apache::lonnet::appenv('acc.randomout' => $randomoutentry); |
|
} |
} |
} |
|
|
# ---------------------------------------------------- Read map and all submaps |
# ---------------------------------------------------- Read map and all submaps |
Line 461 sub readmap {
|
Line 487 sub readmap {
|
unlink($fn.'parms.db'); |
unlink($fn.'parms.db'); |
undef %randompick; |
undef %randompick; |
$retfurl=''; |
$retfurl=''; |
if ((tie(%hash,'GDBM_File',"$fn.db",&GDBM_WRCREAT,0640)) && |
if ((tie(%hash,'GDBM_File',"$fn.db",&GDBM_WRCREAT(),0640)) && |
(tie(%parmhash,'GDBM_File',$fn.'_parms.db',&GDBM_WRCREAT,0640))) { |
(tie(%parmhash,'GDBM_File',$fn.'_parms.db',&GDBM_WRCREAT(),0640))) { |
%hash=(); |
%hash=(); |
%parmhash=(); |
%parmhash=(); |
$errtext=''; |
$errtext=''; |
$pc=0; |
$pc=0; |
|
my $furi=&Apache::lonnet::clutter($uri); |
|
$hash{'src_0.0'}=$furi; |
|
$hash{'title_0.0'}=&Apache::lonnet::metadata($uri,'title'); |
|
$hash{'ids_'.$furi}='0.0'; |
|
$hash{'is_map_0.0'}=1; |
loadmap($uri); |
loadmap($uri); |
if (defined($hash{'map_start_'.$uri})) { |
if (defined($hash{'map_start_'.$uri})) { |
&traceroute('0',$hash{'map_start_'.$uri},'&'); |
&traceroute('0',$hash{'map_start_'.$uri},'&'); |
&accinit($uri,$short,$fn); |
&accinit($uri,$short,$fn); |
&pickrandom(); |
&pickrandom(); |
} |
} |
|
# ------------------------------------------------------------ Version tracking |
|
# if (&Apache::lonnet::allowed('srm',$ENV{'request.course.id'})) { |
|
# &Apache::lonnet::logthis('Will be version tracking'); |
|
# } |
unless ((untie(%hash)) && (untie(%parmhash))) { |
unless ((untie(%hash)) && (untie(%parmhash))) { |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
"Could not untie coursemap $fn for $uri.</font>"); |
"Could not untie coursemap $fn for $uri.</font>"); |
Line 491 sub readmap {
|
Line 526 sub readmap {
|
"Could not tie coursemap $fn for $uri.</font>"); |
"Could not tie coursemap $fn for $uri.</font>"); |
} |
} |
&Apache::lonmsg::author_res_msg($ENV{'request.course.uri'},$errtext); |
&Apache::lonmsg::author_res_msg($ENV{'request.course.uri'},$errtext); |
|
# ------------------------------------------------- Check for critical messages |
|
|
|
my @what=&Apache::lonnet::dump('critical',$ENV{'user.domain'}, |
|
$ENV{'user.name'}); |
|
if ($what[0]) { |
|
if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) { |
|
$retfurl='/adm/email?critical=display'; |
|
} |
|
} |
return ($retfurl,$errtext); |
return ($retfurl,$errtext); |
} |
} |
|
|