version 1.115, 2006/05/30 19:11:37
|
version 1.118.2.1, 2007/06/08 19:33:06
|
Line 42 use Safe::Hole;
|
Line 42 use Safe::Hole;
|
use Opcode; |
use Opcode; |
use Apache::lonenc; |
use Apache::lonenc; |
use Fcntl qw(:flock); |
use Fcntl qw(:flock); |
use lib '/home/httpd/lib/perl/'; |
|
use LONCAPA; |
use LONCAPA; |
|
|
|
|
Line 53 my %hash; # The big tied hash
|
Line 52 my %hash; # The big tied hash
|
my %parmhash;# The hash with the parameters |
my %parmhash;# The hash with the parameters |
my @cond; # Array with all of the conditions |
my @cond; # Array with all of the conditions |
my $errtext; # variable with all errors |
my $errtext; # variable with all errors |
my $retfurl; # variable with the very first URL in the course |
my $retfrid; # variable with the very first RID in the course |
|
my $retfurl; # first URL |
my %randompick; # randomly picked resources |
my %randompick; # randomly picked resources |
my %randompickseed; # optional seed for randomly picking resources |
my %randompickseed; # optional seed for randomly picking resources |
my %encurl; # URLs in this folder are supposed to be encrypted |
my %encurl; # URLs in this folder are supposed to be encrypted |
Line 129 sub loadmap {
|
Line 129 sub loadmap {
|
|
|
my $instr=&Apache::lonnet::getfile($fn); |
my $instr=&Apache::lonnet::getfile($fn); |
|
|
unless ($instr eq -1) { |
if ($instr eq -1) { |
|
$errtext.=&mt('<br />Map not loaded: The file <tt>[_1]</tt> does not exist.',$fn); |
|
return; |
|
} |
|
|
# Successfully got file, parse it |
# Successfully got file, parse it |
|
|
my $parser = HTML::TokeParser->new(\$instr); |
my $parser = HTML::TokeParser->new(\$instr); |
$parser->attr_encoded(1); |
$parser->attr_encoded(1); |
my $token; |
|
|
|
my $linkpc=0; |
my $linkpc=0; |
|
|
$fn=~/\.(\w+)$/; |
$fn=~/\.(\w+)$/; |
|
|
$hash{'map_type_'.$lpc}=$1; |
$hash{'map_type_'.$lpc}=$1; |
|
|
while ($token = $parser->get_token) { |
|
if ($token->[0] eq 'S') { |
|
if ($token->[1] eq 'resource') { |
|
# -------------------------------------------------------------------- Resource |
|
if ($token->[2]->{'type'} eq 'zombie') { next; } |
|
my $rid=$lpc.'.'.$token->[2]->{'id'}; |
|
|
|
$hash{'kind_'.$rid}='res'; |
my $randomize=1; |
$hash{'title_'.$rid}=$token->[2]->{'title'}; |
my @map_ids; |
my $turi=&versiontrack($token->[2]->{'src'}); |
while (my $token = $parser->get_token) { |
if ($token->[2]->{'version'}) { |
next if ($token->[0] ne 'S'); |
unless ($hash{'version_'.$turi}) { |
if ($token->[1] eq 'resource') { |
$hash{'version_'.$turi}=$1; |
push(@map_ids,&parse_resource($token,$lpc,$ispage,$uri)); |
} |
} elsif ($token->[1] eq 'link' && !$randomize) { |
} |
# ----------------------------------------------------------------------- Links |
my $title=$token->[2]->{'title'}; |
&make_link(++$linkpc,$lpc,$token->[2]->{'to'}, |
$title=~s/\&colon\;/\:/gs; |
$token->[2]->{'from'}, |
# my $symb=&Apache::lonnet::encode_symb($uri, |
$token->[2]->{'condition'}); |
# $token->[2]->{'id'}, |
} elsif ($token->[1] eq 'condition' && !$randomize) { |
# $turi); |
&parse_condition($token,$lpc); |
# &Apache::lonnet::do_cache_new('title',$symb,$title); |
} elsif ($token->[1] eq 'param') { |
unless ($ispage) { |
&parse_param($token,$lpc); |
$turi=~/\.(\w+)$/; |
} |
my $embstyle=&Apache::loncommon::fileembstyle($1); |
} |
if ($token->[2]->{'external'} eq 'true') { # external |
|
$turi=~s/^http\:\/\//\/adm\/wrapper\/ext\//; |
if ($randomize) { |
} elsif ($turi=~/^\/*uploaded\//) { # uploaded |
my @map_ids=&Math::Random::random_permutation(@map_ids); |
if (($embstyle eq 'img') |
my $from = shift(@map_ids); |
|| ($embstyle eq 'emb') |
my $from_rid = $lpc.'.'.$from; |
|| ($embstyle eq 'wrp')) { |
$hash{'map_start_'.$uri} = $from_rid; |
$turi='/adm/wrapper'.$turi; |
$hash{'type_'.$from_rid}='start'; |
} elsif ($embstyle eq 'ssi') { |
|
#do nothing with these |
while (my $to = shift(@map_ids)) { |
} elsif ($turi!~/\.(sequence|page)$/) { |
&make_link(++$linkpc,$lpc,$to,$from); |
$turi='/adm/coursedocs/showdoc'.$turi; |
my $to_rid = $lpc.'.'.$to; |
} |
$hash{'type_'.$to_rid}='normal'; |
} elsif ($turi=~/\S/) { # normal non-empty internal resource |
$from = $to; |
my $mapdir=$uri; |
$from_rid = $to_rid; |
$mapdir=~s/[^\/]+$//; |
} |
$turi=&Apache::lonnet::hreflocation($mapdir,$turi); |
|
if (($embstyle eq 'img') |
|
|| ($embstyle eq 'emb') |
|
|| ($embstyle eq 'wrp')) { |
|
$turi='/adm/wrapper'.$turi; |
|
} |
|
} |
|
} |
|
# Store reverse lookup, remove query string |
|
my $idsuri=$turi; |
|
$idsuri=~s/\?.+$//; |
|
if (defined($hash{'ids_'.$idsuri})) { |
|
$hash{'ids_'.$idsuri}.=','.$rid; |
|
} else { |
|
$hash{'ids_'.$idsuri}=''.$rid; |
|
} |
|
|
|
if ($turi=~/\/(syllabus|aboutme|navmaps|smppg|bulletinboard)$/) { |
|
$turi.='?register=1'; |
|
} |
|
|
|
$hash{'src_'.$rid}=$turi; |
$hash{'map_finish_'.$uri}= $from_rid; |
|
$hash{'type_'.$from_rid}='finish'; |
|
} |
|
} |
|
|
if ($token->[2]->{'external'} eq 'true') { |
|
$hash{'ext_'.$rid}='true:'; |
|
} else { |
|
$hash{'ext_'.$rid}='false:'; |
|
} |
|
if ($token->[2]->{'type'}) { |
|
$hash{'type_'.$rid}=$token->[2]->{'type'}; |
|
if ($token->[2]->{'type'} eq 'start') { |
|
$hash{'map_start_'.$uri}="$rid"; |
|
} |
|
if ($token->[2]->{'type'} eq 'finish') { |
|
$hash{'map_finish_'.$uri}="$rid"; |
|
} |
|
} else { |
|
$hash{'type_'.$rid}='normal'; |
|
} |
|
|
|
if (($turi=~/\.sequence$/) || |
|
($turi=~/\.page$/)) { |
|
$hash{'is_map_'.$rid}=1; |
|
&loadmap($turi); |
|
} |
|
|
|
} elsif ($token->[1] eq 'condition') { |
|
# ------------------------------------------------------------------- Condition |
|
|
|
my $rid=$lpc.'.'.$token->[2]->{'id'}; |
# -------------------------------------------------------------------- Resource |
|
sub parse_resource { |
|
my ($token,$lpc,$ispage,$uri) = @_; |
|
if ($token->[2]->{'type'} eq 'zombie') { next; } |
|
my $rid=$lpc.'.'.$token->[2]->{'id'}; |
|
|
|
$hash{'kind_'.$rid}='res'; |
|
$hash{'title_'.$rid}=$token->[2]->{'title'}; |
|
my $turi=&versiontrack($token->[2]->{'src'}); |
|
if ($token->[2]->{'version'}) { |
|
unless ($hash{'version_'.$turi}) { |
|
$hash{'version_'.$turi}=$1; |
|
} |
|
} |
|
my $title=$token->[2]->{'title'}; |
|
$title=~s/\&colon\;/\:/gs; |
|
# my $symb=&Apache::lonnet::encode_symb($uri, |
|
# $token->[2]->{'id'}, |
|
# $turi); |
|
# &Apache::lonnet::do_cache_new('title',$symb,$title); |
|
unless ($ispage) { |
|
$turi=~/\.(\w+)$/; |
|
my $embstyle=&Apache::loncommon::fileembstyle($1); |
|
if ($token->[2]->{'external'} eq 'true') { # external |
|
$turi=~s/^http\:\/\//\/adm\/wrapper\/ext\//; |
|
} elsif ($turi=~/^\/*uploaded\//) { # uploaded |
|
if (($embstyle eq 'img') |
|
|| ($embstyle eq 'emb') |
|
|| ($embstyle eq 'wrp')) { |
|
$turi='/adm/wrapper'.$turi; |
|
} elsif ($embstyle eq 'ssi') { |
|
#do nothing with these |
|
} elsif ($turi!~/\.(sequence|page)$/) { |
|
$turi='/adm/coursedocs/showdoc'.$turi; |
|
} |
|
} elsif ($turi=~/\S/) { # normal non-empty internal resource |
|
my $mapdir=$uri; |
|
$mapdir=~s/[^\/]+$//; |
|
$turi=&Apache::lonnet::hreflocation($mapdir,$turi); |
|
if (($embstyle eq 'img') |
|
|| ($embstyle eq 'emb') |
|
|| ($embstyle eq 'wrp')) { |
|
$turi='/adm/wrapper'.$turi; |
|
} |
|
} |
|
} |
|
# Store reverse lookup, remove query string |
|
my $idsuri=$turi; |
|
$idsuri=~s/\?.+$//; |
|
if (defined($hash{'ids_'.$idsuri})) { |
|
$hash{'ids_'.$idsuri}.=','.$rid; |
|
} else { |
|
$hash{'ids_'.$idsuri}=''.$rid; |
|
} |
|
|
|
if ($turi=~/\/(syllabus|aboutme|navmaps|smppg|bulletinboard)$/) { |
|
$turi.='?register=1'; |
|
} |
|
|
|
$hash{'src_'.$rid}=$turi; |
|
|
|
if ($token->[2]->{'external'} eq 'true') { |
|
$hash{'ext_'.$rid}='true:'; |
|
} else { |
|
$hash{'ext_'.$rid}='false:'; |
|
} |
|
if ($token->[2]->{'type'}) { |
|
$hash{'type_'.$rid}=$token->[2]->{'type'}; |
|
if ($token->[2]->{'type'} eq 'start') { |
|
$hash{'map_start_'.$uri}="$rid"; |
|
} |
|
if ($token->[2]->{'type'} eq 'finish') { |
|
$hash{'map_finish_'.$uri}="$rid"; |
|
} |
|
} else { |
|
$hash{'type_'.$rid}='normal'; |
|
} |
|
|
|
if (($turi=~/\.sequence$/) || |
|
($turi=~/\.page$/)) { |
|
$hash{'is_map_'.$rid}=1; |
|
&loadmap($turi); |
|
} |
|
return $token->[2]->{'id'}; |
|
} |
|
|
$hash{'kind_'.$rid}='cond'; |
sub make_link { |
$cond[$#cond+1]=$token->[2]->{'value'}; |
my ($linkpc,$lpc,$to,$from,$condition) = @_; |
$hash{'condid_'.$rid}=$#cond; |
|
if ($token->[2]->{'type'}) { |
my $linkid=$lpc.'.'.$linkpc; |
$cond[$#cond].=':'.$token->[2]->{'type'}; |
my $goesto=$lpc.'.'.$to; |
} else { |
my $comesfrom=$lpc.'.'.$from; |
$cond[$#cond].=':normal'; |
my $undercond=0; |
} |
|
|
if ($condition) { |
|
$undercond=$lpc.'.'.$condition; |
|
} |
|
|
|
$hash{'goesto_'.$linkid}=$goesto; |
|
$hash{'comesfrom_'.$linkid}=$comesfrom; |
|
$hash{'undercond_'.$linkid}=$undercond; |
|
|
} elsif ($token->[1] eq 'link') { |
if (defined($hash{'to_'.$comesfrom})) { |
# ----------------------------------------------------------------------- Links |
$hash{'to_'.$comesfrom}.=','.$linkid; |
|
} else { |
|
$hash{'to_'.$comesfrom}=''.$linkid; |
|
} |
|
if (defined($hash{'from_'.$goesto})) { |
|
$hash{'from_'.$goesto}.=','.$linkid; |
|
} else { |
|
$hash{'from_'.$goesto}=''.$linkid; |
|
} |
|
} |
|
|
$linkpc++; |
# ------------------------------------------------------------------- Condition |
my $linkid=$lpc.'.'.$linkpc; |
sub parse_condition { |
|
my ($token,$lpc) = @_; |
|
my $rid=$lpc.'.'.$token->[2]->{'id'}; |
|
|
|
$hash{'kind_'.$rid}='cond'; |
|
$cond[$#cond+1]=$token->[2]->{'value'}; |
|
$hash{'condid_'.$rid}=$#cond; |
|
if ($token->[2]->{'type'}) { |
|
$cond[$#cond].=':'.$token->[2]->{'type'}; |
|
} else { |
|
$cond[$#cond].=':normal'; |
|
} |
|
} |
|
|
my $goesto=$lpc.'.'.$token->[2]->{'to'}; |
|
my $comesfrom=$lpc.'.'.$token->[2]->{'from'}; |
|
my $undercond=0; |
|
|
|
if ($token->[2]->{'condition'}) { |
|
$undercond=$lpc.'.'.$token->[2]->{'condition'}; |
|
} |
|
|
|
$hash{'goesto_'.$linkid}=$goesto; |
|
$hash{'comesfrom_'.$linkid}=$comesfrom; |
|
$hash{'undercond_'.$linkid}=$undercond; |
|
|
|
if (defined($hash{'to_'.$comesfrom})) { |
|
$hash{'to_'.$comesfrom}.=','.$linkid; |
|
} else { |
|
$hash{'to_'.$comesfrom}=''.$linkid; |
|
} |
|
if (defined($hash{'from_'.$goesto})) { |
|
$hash{'from_'.$goesto}.=','.$linkid; |
|
} else { |
|
$hash{'from_'.$goesto}=''.$linkid; |
|
} |
|
} elsif ($token->[1] eq 'param') { |
|
# ------------------------------------------------------------------- Parameter |
# ------------------------------------------------------------------- Parameter |
|
|
my $referid=$lpc.'.'.$token->[2]->{'to'}; |
sub parse_param { |
my $name=$token->[2]->{'name'}; |
my ($token,$lpc) = @_; |
my $part; |
my $referid=$lpc.'.'.$token->[2]->{'to'}; |
if ($name=~/^parameter_(.*)_/) { |
my $name=$token->[2]->{'name'}; |
$part=$1; |
my $part; |
} else { |
if ($name=~/^parameter_(.*)_/) { |
$part=0; |
$part=$1; |
} |
|
$name=~s/^.*_([^_]*)$/$1/; |
|
my $newparam= |
|
&escape($token->[2]->{'type'}).':'. |
|
&escape($part.'.'.$name).'='. |
|
&escape($token->[2]->{'value'}); |
|
if (defined($hash{'param_'.$referid})) { |
|
$hash{'param_'.$referid}.='&'.$newparam; |
|
} else { |
|
$hash{'param_'.$referid}=''.$newparam; |
|
} |
|
if ($token->[2]->{'name'}=~/^parameter_(0_)*mapalias$/) { |
|
$hash{'mapalias_'.$token->[2]->{'value'}}=$referid; |
|
} |
|
if ($token->[2]->{'name'}=~/^parameter_(0_)*randompick$/) { |
|
$randompick{$referid}=$token->[2]->{'value'}; |
|
} |
|
if ($token->[2]->{'name'}=~/^parameter_(0_)*randompickseed$/) { |
|
$randompick{$referid}=$token->[2]->{'value'}; |
|
} |
|
if ($token->[2]->{'name'}=~/^parameter_(0_)*encrypturl$/) { |
|
if ($token->[2]->{'value'}=~/^yes$/i) { |
|
$encurl{$referid}=1; |
|
} |
|
} |
|
if ($token->[2]->{'name'}=~/^parameter_(0_)*hiddenresource$/) { |
|
if ($token->[2]->{'value'}=~/^yes$/i) { |
|
$hiddenurl{$referid}=1; |
|
} |
|
} |
|
} |
|
|
|
} |
|
} |
|
|
|
} else { |
} else { |
$errtext.=&mt('<br />Map not loaded: The file <tt>[_1]</tt> does not exist.',$fn); |
$part=0; |
|
} |
|
$name=~s/^.*_([^_]*)$/$1/; |
|
my $newparam= |
|
&escape($token->[2]->{'type'}).':'. |
|
&escape($part.'.'.$name).'='. |
|
&escape($token->[2]->{'value'}); |
|
if (defined($hash{'param_'.$referid})) { |
|
$hash{'param_'.$referid}.='&'.$newparam; |
|
} else { |
|
$hash{'param_'.$referid}=''.$newparam; |
|
} |
|
if ($token->[2]->{'name'}=~/^parameter_(0_)*mapalias$/) { |
|
$hash{'mapalias_'.$token->[2]->{'value'}}=$referid; |
|
} |
|
if ($token->[2]->{'name'}=~/^parameter_(0_)*randompick$/) { |
|
$randompick{$referid}=$token->[2]->{'value'}; |
|
} |
|
if ($token->[2]->{'name'}=~/^parameter_(0_)*randompickseed$/) { |
|
$randompick{$referid}=$token->[2]->{'value'}; |
|
} |
|
if ($token->[2]->{'name'}=~/^parameter_(0_)*encrypturl$/) { |
|
if ($token->[2]->{'value'}=~/^yes$/i) { |
|
$encurl{$referid}=1; |
|
} |
|
} |
|
if ($token->[2]->{'name'}=~/^parameter_(0_)*hiddenresource$/) { |
|
if ($token->[2]->{'value'}=~/^yes$/i) { |
|
$hiddenurl{$referid}=1; |
|
} |
} |
} |
} |
} |
|
|
Line 363 sub traceroute {
|
Line 399 sub traceroute {
|
|
|
my $encrypt=&Apache::lonnet::EXT('resource.0.encrypturl',$symb); |
my $encrypt=&Apache::lonnet::EXT('resource.0.encrypturl',$symb); |
if ($encflag || lc($encrypt) eq 'yes') { $encurl{$rid}=1; } |
if ($encflag || lc($encrypt) eq 'yes') { $encurl{$rid}=1; } |
if (($retfurl eq '') && ($hash{'src_'.$rid}) |
if (($retfrid eq '') && ($hash{'src_'.$rid}) |
&& ($hash{'src_'.$rid}!~/\.sequence$/)) { |
&& ($hash{'src_'.$rid}!~/\.sequence$/)) { |
$retfurl=$hash{'src_'.$rid}.(($hash{'src_'.$rid}=~/\?/)?'&':'?'). |
$retfrid=$rid; |
'symb='.$symb; |
|
} |
} |
if (defined($hash{'conditions_'.$rid})) { |
if (defined($hash{'conditions_'.$rid})) { |
$hash{'conditions_'.$rid}=simplify( |
$hash{'conditions_'.$rid}=simplify( |
Line 573 sub readmap {
|
Line 608 sub readmap {
|
undef %randompick; |
undef %randompick; |
undef %hiddenurl; |
undef %hiddenurl; |
undef %encurl; |
undef %encurl; |
$retfurl=''; |
$retfrid=''; |
if ($lock && (tie(%hash,'GDBM_File',"$fn.db",&GDBM_WRCREAT(),0640)) && |
if ($lock && (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=(); |
Line 591 sub readmap {
|
Line 626 sub readmap {
|
&Apache::lonnet::appenv("request.course.id" => $short, |
&Apache::lonnet::appenv("request.course.id" => $short, |
"request.course.fn" => $fn, |
"request.course.fn" => $fn, |
"request.course.uri" => $uri); |
"request.course.uri" => $uri); |
|
$env{'request.course.id'}=$short; |
&traceroute('0',$hash{'map_start_'.$uri},'&'); |
&traceroute('0',$hash{'map_start_'.$uri},'&'); |
&accinit($uri,$short,$fn); |
&accinit($uri,$short,$fn); |
&hiddenurls(); |
&hiddenurls(); |
Line 612 sub readmap {
|
Line 648 sub readmap {
|
} |
} |
# ----------------------------------------------- Close hashes to finally store |
# ----------------------------------------------- Close hashes to finally store |
# --------------------------------- Routine must pass this point, no early outs |
# --------------------------------- Routine must pass this point, no early outs |
|
$hash{'first_rid'}=$retfrid; |
|
my ($mapid,$resid)=split(/\./,$retfrid); |
|
$hash{'first_mapurl'}=$hash{'map_id_'.$mapid}; |
|
my $symb=&Apache::lonnet::encode_symb($hash{'map_id_'.$mapid},$resid,$hash{'src_'.$retfrid}); |
|
$retfurl=&add_get_param($hash{'src_'.$retfrid},{ 'symb' => $symb }); |
|
if ($hash{'encrypted_'.$retfrid}) { |
|
$retfurl=&Apache::lonenc::encrypted($retfurl,(&Apache::lonnet::allowed('adv') ne 'F')); |
|
} |
$hash{'first_url'}=$retfurl; |
$hash{'first_url'}=$retfurl; |
unless ((untie(%hash)) && (untie(%parmhash))) { |
unless ((untie(%hash)) && (untie(%parmhash))) { |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |
&Apache::lonnet::logthis("<font color=blue>WARNING: ". |