version 1.116, 2006/05/30 19:47:40
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version 1.118.2.1, 2007/06/08 19:33:06
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Line 129 sub loadmap {
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Line 129 sub loadmap {
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my $instr=&Apache::lonnet::getfile($fn); |
my $instr=&Apache::lonnet::getfile($fn); |
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unless ($instr eq -1) { |
if ($instr eq -1) { |
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$errtext.=&mt('<br />Map not loaded: The file <tt>[_1]</tt> does not exist.',$fn); |
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return; |
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} |
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# Successfully got file, parse it |
# Successfully got file, parse it |
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my $parser = HTML::TokeParser->new(\$instr); |
my $parser = HTML::TokeParser->new(\$instr); |
$parser->attr_encoded(1); |
$parser->attr_encoded(1); |
my $token; |
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my $linkpc=0; |
my $linkpc=0; |
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$fn=~/\.(\w+)$/; |
$fn=~/\.(\w+)$/; |
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$hash{'map_type_'.$lpc}=$1; |
$hash{'map_type_'.$lpc}=$1; |
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while ($token = $parser->get_token) { |
my $randomize=1; |
if ($token->[0] eq 'S') { |
my @map_ids; |
if ($token->[1] eq 'resource') { |
while (my $token = $parser->get_token) { |
# -------------------------------------------------------------------- Resource |
next if ($token->[0] ne 'S'); |
if ($token->[2]->{'type'} eq 'zombie') { next; } |
if ($token->[1] eq 'resource') { |
my $rid=$lpc.'.'.$token->[2]->{'id'}; |
push(@map_ids,&parse_resource($token,$lpc,$ispage,$uri)); |
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} elsif ($token->[1] eq 'link' && !$randomize) { |
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# ----------------------------------------------------------------------- Links |
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&make_link(++$linkpc,$lpc,$token->[2]->{'to'}, |
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$token->[2]->{'from'}, |
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$token->[2]->{'condition'}); |
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} elsif ($token->[1] eq 'condition' && !$randomize) { |
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&parse_condition($token,$lpc); |
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} elsif ($token->[1] eq 'param') { |
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&parse_param($token,$lpc); |
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} |
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} |
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if ($randomize) { |
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my @map_ids=&Math::Random::random_permutation(@map_ids); |
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my $from = shift(@map_ids); |
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my $from_rid = $lpc.'.'.$from; |
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$hash{'map_start_'.$uri} = $from_rid; |
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$hash{'type_'.$from_rid}='start'; |
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while (my $to = shift(@map_ids)) { |
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&make_link(++$linkpc,$lpc,$to,$from); |
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my $to_rid = $lpc.'.'.$to; |
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$hash{'type_'.$to_rid}='normal'; |
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$from = $to; |
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$from_rid = $to_rid; |
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} |
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$hash{'kind_'.$rid}='res'; |
$hash{'map_finish_'.$uri}= $from_rid; |
$hash{'title_'.$rid}=$token->[2]->{'title'}; |
$hash{'type_'.$from_rid}='finish'; |
my $turi=&versiontrack($token->[2]->{'src'}); |
} |
if ($token->[2]->{'version'}) { |
} |
unless ($hash{'version_'.$turi}) { |
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$hash{'version_'.$turi}=$1; |
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} |
# -------------------------------------------------------------------- Resource |
} |
sub parse_resource { |
my $title=$token->[2]->{'title'}; |
my ($token,$lpc,$ispage,$uri) = @_; |
$title=~s/\&colon\;/\:/gs; |
if ($token->[2]->{'type'} eq 'zombie') { next; } |
# my $symb=&Apache::lonnet::encode_symb($uri, |
my $rid=$lpc.'.'.$token->[2]->{'id'}; |
# $token->[2]->{'id'}, |
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# $turi); |
$hash{'kind_'.$rid}='res'; |
# &Apache::lonnet::do_cache_new('title',$symb,$title); |
$hash{'title_'.$rid}=$token->[2]->{'title'}; |
unless ($ispage) { |
my $turi=&versiontrack($token->[2]->{'src'}); |
$turi=~/\.(\w+)$/; |
if ($token->[2]->{'version'}) { |
my $embstyle=&Apache::loncommon::fileembstyle($1); |
unless ($hash{'version_'.$turi}) { |
if ($token->[2]->{'external'} eq 'true') { # external |
$hash{'version_'.$turi}=$1; |
$turi=~s/^http\:\/\//\/adm\/wrapper\/ext\//; |
} |
} elsif ($turi=~/^\/*uploaded\//) { # uploaded |
} |
if (($embstyle eq 'img') |
my $title=$token->[2]->{'title'}; |
|| ($embstyle eq 'emb') |
$title=~s/\&colon\;/\:/gs; |
|| ($embstyle eq 'wrp')) { |
# my $symb=&Apache::lonnet::encode_symb($uri, |
$turi='/adm/wrapper'.$turi; |
# $token->[2]->{'id'}, |
} elsif ($embstyle eq 'ssi') { |
# $turi); |
#do nothing with these |
# &Apache::lonnet::do_cache_new('title',$symb,$title); |
} elsif ($turi!~/\.(sequence|page)$/) { |
unless ($ispage) { |
$turi='/adm/coursedocs/showdoc'.$turi; |
$turi=~/\.(\w+)$/; |
} |
my $embstyle=&Apache::loncommon::fileembstyle($1); |
} elsif ($turi=~/\S/) { # normal non-empty internal resource |
if ($token->[2]->{'external'} eq 'true') { # external |
my $mapdir=$uri; |
$turi=~s/^http\:\/\//\/adm\/wrapper\/ext\//; |
$mapdir=~s/[^\/]+$//; |
} elsif ($turi=~/^\/*uploaded\//) { # uploaded |
$turi=&Apache::lonnet::hreflocation($mapdir,$turi); |
if (($embstyle eq 'img') |
if (($embstyle eq 'img') |
|| ($embstyle eq 'emb') |
|| ($embstyle eq 'emb') |
|| ($embstyle eq 'wrp')) { |
|| ($embstyle eq 'wrp')) { |
$turi='/adm/wrapper'.$turi; |
$turi='/adm/wrapper'.$turi; |
} elsif ($embstyle eq 'ssi') { |
} |
#do nothing with these |
} |
} elsif ($turi!~/\.(sequence|page)$/) { |
} |
$turi='/adm/coursedocs/showdoc'.$turi; |
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} |
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} elsif ($turi=~/\S/) { # normal non-empty internal resource |
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my $mapdir=$uri; |
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$mapdir=~s/[^\/]+$//; |
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$turi=&Apache::lonnet::hreflocation($mapdir,$turi); |
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if (($embstyle eq 'img') |
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|| ($embstyle eq 'emb') |
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|| ($embstyle eq 'wrp')) { |
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$turi='/adm/wrapper'.$turi; |
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} |
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} |
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} |
# Store reverse lookup, remove query string |
# Store reverse lookup, remove query string |
my $idsuri=$turi; |
my $idsuri=$turi; |
$idsuri=~s/\?.+$//; |
$idsuri=~s/\?.+$//; |
if (defined($hash{'ids_'.$idsuri})) { |
if (defined($hash{'ids_'.$idsuri})) { |
$hash{'ids_'.$idsuri}.=','.$rid; |
$hash{'ids_'.$idsuri}.=','.$rid; |
} else { |
} else { |
$hash{'ids_'.$idsuri}=''.$rid; |
$hash{'ids_'.$idsuri}=''.$rid; |
} |
} |
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if ($turi=~/\/(syllabus|aboutme|navmaps|smppg|bulletinboard)$/) { |
if ($turi=~/\/(syllabus|aboutme|navmaps|smppg|bulletinboard)$/) { |
$turi.='?register=1'; |
$turi.='?register=1'; |
} |
} |
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$hash{'src_'.$rid}=$turi; |
$hash{'src_'.$rid}=$turi; |
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if ($token->[2]->{'external'} eq 'true') { |
if ($token->[2]->{'external'} eq 'true') { |
$hash{'ext_'.$rid}='true:'; |
$hash{'ext_'.$rid}='true:'; |
} else { |
} else { |
$hash{'ext_'.$rid}='false:'; |
$hash{'ext_'.$rid}='false:'; |
} |
} |
if ($token->[2]->{'type'}) { |
if ($token->[2]->{'type'}) { |
$hash{'type_'.$rid}=$token->[2]->{'type'}; |
$hash{'type_'.$rid}=$token->[2]->{'type'}; |
if ($token->[2]->{'type'} eq 'start') { |
if ($token->[2]->{'type'} eq 'start') { |
$hash{'map_start_'.$uri}="$rid"; |
$hash{'map_start_'.$uri}="$rid"; |
} |
} |
if ($token->[2]->{'type'} eq 'finish') { |
if ($token->[2]->{'type'} eq 'finish') { |
$hash{'map_finish_'.$uri}="$rid"; |
$hash{'map_finish_'.$uri}="$rid"; |
} |
} |
} else { |
} else { |
$hash{'type_'.$rid}='normal'; |
$hash{'type_'.$rid}='normal'; |
} |
} |
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if (($turi=~/\.sequence$/) || |
if (($turi=~/\.sequence$/) || |
($turi=~/\.page$/)) { |
($turi=~/\.page$/)) { |
$hash{'is_map_'.$rid}=1; |
$hash{'is_map_'.$rid}=1; |
&loadmap($turi); |
&loadmap($turi); |
} |
} |
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return $token->[2]->{'id'}; |
} elsif ($token->[1] eq 'condition') { |
} |
# ------------------------------------------------------------------- Condition |
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my $rid=$lpc.'.'.$token->[2]->{'id'}; |
sub make_link { |
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my ($linkpc,$lpc,$to,$from,$condition) = @_; |
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my $linkid=$lpc.'.'.$linkpc; |
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my $goesto=$lpc.'.'.$to; |
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my $comesfrom=$lpc.'.'.$from; |
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my $undercond=0; |
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$hash{'kind_'.$rid}='cond'; |
if ($condition) { |
$cond[$#cond+1]=$token->[2]->{'value'}; |
$undercond=$lpc.'.'.$condition; |
$hash{'condid_'.$rid}=$#cond; |
} |
if ($token->[2]->{'type'}) { |
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$cond[$#cond].=':'.$token->[2]->{'type'}; |
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} else { |
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$cond[$#cond].=':normal'; |
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} |
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} elsif ($token->[1] eq 'link') { |
$hash{'goesto_'.$linkid}=$goesto; |
# ----------------------------------------------------------------------- Links |
$hash{'comesfrom_'.$linkid}=$comesfrom; |
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$hash{'undercond_'.$linkid}=$undercond; |
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$linkpc++; |
if (defined($hash{'to_'.$comesfrom})) { |
my $linkid=$lpc.'.'.$linkpc; |
$hash{'to_'.$comesfrom}.=','.$linkid; |
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} else { |
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$hash{'to_'.$comesfrom}=''.$linkid; |
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} |
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if (defined($hash{'from_'.$goesto})) { |
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$hash{'from_'.$goesto}.=','.$linkid; |
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} else { |
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$hash{'from_'.$goesto}=''.$linkid; |
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} |
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} |
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my $goesto=$lpc.'.'.$token->[2]->{'to'}; |
# ------------------------------------------------------------------- Condition |
my $comesfrom=$lpc.'.'.$token->[2]->{'from'}; |
sub parse_condition { |
my $undercond=0; |
my ($token,$lpc) = @_; |
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my $rid=$lpc.'.'.$token->[2]->{'id'}; |
if ($token->[2]->{'condition'}) { |
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$undercond=$lpc.'.'.$token->[2]->{'condition'}; |
$hash{'kind_'.$rid}='cond'; |
} |
$cond[$#cond+1]=$token->[2]->{'value'}; |
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$hash{'condid_'.$rid}=$#cond; |
$hash{'goesto_'.$linkid}=$goesto; |
if ($token->[2]->{'type'}) { |
$hash{'comesfrom_'.$linkid}=$comesfrom; |
$cond[$#cond].=':'.$token->[2]->{'type'}; |
$hash{'undercond_'.$linkid}=$undercond; |
} else { |
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$cond[$#cond].=':normal'; |
if (defined($hash{'to_'.$comesfrom})) { |
} |
$hash{'to_'.$comesfrom}.=','.$linkid; |
} |
} else { |
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$hash{'to_'.$comesfrom}=''.$linkid; |
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} |
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if (defined($hash{'from_'.$goesto})) { |
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$hash{'from_'.$goesto}.=','.$linkid; |
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} else { |
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$hash{'from_'.$goesto}=''.$linkid; |
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} |
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} elsif ($token->[1] eq 'param') { |
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# ------------------------------------------------------------------- Parameter |
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my $referid=$lpc.'.'.$token->[2]->{'to'}; |
# ------------------------------------------------------------------- Parameter |
my $name=$token->[2]->{'name'}; |
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my $part; |
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if ($name=~/^parameter_(.*)_/) { |
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$part=$1; |
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} else { |
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$part=0; |
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} |
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$name=~s/^.*_([^_]*)$/$1/; |
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my $newparam= |
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&escape($token->[2]->{'type'}).':'. |
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&escape($part.'.'.$name).'='. |
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&escape($token->[2]->{'value'}); |
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if (defined($hash{'param_'.$referid})) { |
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$hash{'param_'.$referid}.='&'.$newparam; |
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} else { |
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$hash{'param_'.$referid}=''.$newparam; |
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} |
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if ($token->[2]->{'name'}=~/^parameter_(0_)*mapalias$/) { |
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$hash{'mapalias_'.$token->[2]->{'value'}}=$referid; |
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} |
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if ($token->[2]->{'name'}=~/^parameter_(0_)*randompick$/) { |
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$randompick{$referid}=$token->[2]->{'value'}; |
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} |
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if ($token->[2]->{'name'}=~/^parameter_(0_)*randompickseed$/) { |
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$randompick{$referid}=$token->[2]->{'value'}; |
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} |
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if ($token->[2]->{'name'}=~/^parameter_(0_)*encrypturl$/) { |
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if ($token->[2]->{'value'}=~/^yes$/i) { |
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$encurl{$referid}=1; |
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} |
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} |
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if ($token->[2]->{'name'}=~/^parameter_(0_)*hiddenresource$/) { |
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if ($token->[2]->{'value'}=~/^yes$/i) { |
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$hiddenurl{$referid}=1; |
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} |
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} |
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} |
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} |
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} |
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sub parse_param { |
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my ($token,$lpc) = @_; |
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my $referid=$lpc.'.'.$token->[2]->{'to'}; |
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my $name=$token->[2]->{'name'}; |
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my $part; |
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if ($name=~/^parameter_(.*)_/) { |
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$part=$1; |
} else { |
} else { |
$errtext.=&mt('<br />Map not loaded: The file <tt>[_1]</tt> does not exist.',$fn); |
$part=0; |
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} |
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$name=~s/^.*_([^_]*)$/$1/; |
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my $newparam= |
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&escape($token->[2]->{'type'}).':'. |
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&escape($part.'.'.$name).'='. |
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&escape($token->[2]->{'value'}); |
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if (defined($hash{'param_'.$referid})) { |
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$hash{'param_'.$referid}.='&'.$newparam; |
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} else { |
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$hash{'param_'.$referid}=''.$newparam; |
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} |
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if ($token->[2]->{'name'}=~/^parameter_(0_)*mapalias$/) { |
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$hash{'mapalias_'.$token->[2]->{'value'}}=$referid; |
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} |
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if ($token->[2]->{'name'}=~/^parameter_(0_)*randompick$/) { |
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$randompick{$referid}=$token->[2]->{'value'}; |
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} |
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if ($token->[2]->{'name'}=~/^parameter_(0_)*randompickseed$/) { |
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$randompick{$referid}=$token->[2]->{'value'}; |
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} |
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if ($token->[2]->{'name'}=~/^parameter_(0_)*encrypturl$/) { |
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if ($token->[2]->{'value'}=~/^yes$/i) { |
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$encurl{$referid}=1; |
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} |
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} |
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if ($token->[2]->{'name'}=~/^parameter_(0_)*hiddenresource$/) { |
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if ($token->[2]->{'value'}=~/^yes$/i) { |
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$hiddenurl{$referid}=1; |
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} |
} |
} |
} |
} |
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