version 1.129.2.2, 2003/03/20 20:40:42
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version 1.130, 2003/01/14 18:47:50
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Line 46 use Apache::Constants qw(:common :http);
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Line 46 use Apache::Constants qw(:common :http);
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use Apache::loncommon(); |
use Apache::loncommon(); |
use POSIX qw (floor strftime); |
use POSIX qw (floor strftime); |
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my %navmaphash; |
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my %parmhash; |
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sub cleanup { |
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if (tied(%navmaphash)){ |
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&Apache::lonnet::logthis('Cleanup navmaps: navmaphash'); |
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unless (untie(%navmaphash)) { |
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&Apache::lonnet::logthis('Failed cleanup navmaps: navmaphash'); |
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} |
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} |
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if (tied(%parmhash)){ |
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&Apache::lonnet::logthis('Cleanup navmaps: parmhash'); |
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unless (untie(%parmhash)) { |
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&Apache::lonnet::logthis('Failed cleanup navmaps: parmhash'); |
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} |
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} |
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} |
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sub handler { |
sub handler { |
my $r = shift; |
my $r = shift; |
real_handler($r); |
real_handler($r); |
Line 403 sub real_handler {
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Line 421 sub real_handler {
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# just display first |
# just display first |
if (!$curRes->opendate("0")) { |
if (!$curRes->opendate("0")) { |
# no parts are open, display as one part |
# no parts are open, display as one part |
@parts = (); |
@parts = ("0"); |
$condensed = 1; |
$condensed = 1; |
} else { |
} else { |
# Otherwise, only display part 0 if we want to |
# Otherwise, only display part 0 if we want to |
Line 441 sub real_handler {
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Line 459 sub real_handler {
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if (($statusAllSame && defined($condenseStatuses{$status})) || |
if (($statusAllSame && defined($condenseStatuses{$status})) || |
($dueAllSame && $status == $curRes->OPEN && $statusAllSame)|| |
($dueAllSame && $status == $curRes->OPEN && $statusAllSame)|| |
($openAllSame && $status == $curRes->OPEN_LATER && $statusAllSame) ){ |
($openAllSame && $status == $curRes->OPEN_LATER && $statusAllSame) ){ |
@parts = (); |
@parts = ($parts[1]); |
$condensed = 1; |
$condensed = 1; |
} |
} |
} |
} |
} |
} |
} |
} |
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} else { |
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$parts[0] = "0"; # this is to get past foreach loop below |
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# you can consider a non-problem resource as a resource |
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# with only one part without loss, and it simplifies the looping |
} |
} |
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# Is it a multipart problem with a single part, now in |
# Is it a multipart problem with a single part, now in |
# @parts with "0" filtered out? If so, 'forget' it's a multi-part |
# @parts with "0" filtered out? If so, 'forget' it's a multi-part |
# problem and treat it like a single-part problem. |
# problem and treat it like a single-part problem. |
if ( scalar(@parts) == 0 ) { |
if ( scalar(@parts) == 1 ) { |
$multipart = 0; |
$multipart = 0; |
} |
} |
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Line 462 sub real_handler {
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Line 484 sub real_handler {
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# status, but if it's multipart, we're lost, since we can't |
# status, but if it's multipart, we're lost, since we can't |
# retreive the metadata to count the parts |
# retreive the metadata to count the parts |
if ($curRes->{RESOURCE_ERROR}) { |
if ($curRes->{RESOURCE_ERROR}) { |
@parts = (); |
@parts = ("0"); |
} |
} |
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# Step Two: Print the actual data. |
# Step Two: Print the actual data. |
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# For each part we intend to display... |
# For each part we intend to display... |
foreach my $part ('', @parts) { |
foreach my $part (@parts) { |
if ($part eq '0') { |
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next; |
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} |
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my $nonLinkedText = ""; # unlinked stuff after title |
my $nonLinkedText = ""; # unlinked stuff after title |
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Line 506 sub real_handler {
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Line 525 sub real_handler {
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my $icon = "<img src=\"/adm/lonIcons/html.gif\" alt=\"\" border=\"0\" />"; |
my $icon = "<img src=\"/adm/lonIcons/html.gif\" alt=\"\" border=\"0\" />"; |
if ($curRes->is_problem()) { |
if ($curRes->is_problem()) { |
if ($part eq "" || $condensed) { |
if ($part eq "0" || $condensed) { |
$icon = '<img src="/adm/lonIcons/problem.gif" alt="" border=\"0\" />'; |
$icon = '<img src="/adm/lonIcons/problem.gif" alt="" border=\"0\" />'; |
} else { |
} else { |
$icon = $indentString; |
$icon = $indentString; |
Line 583 sub real_handler {
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Line 602 sub real_handler {
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$displayedHereMarker = 1; |
$displayedHereMarker = 1; |
} |
} |
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if ($curRes->is_problem() && $part ne "" && !$condensed) { |
if ($curRes->is_problem() && $part ne "0" && !$condensed) { |
$partLabel = " (Part $part)"; |
$partLabel = " (Part $part)"; |
$title = ""; |
$title = ""; |
} |
} |
if ($condensed && $curRes->countParts() > 1) { |
if ($multipart && $condensed) { |
$nonLinkedText .= ' (' . $curRes->countParts() . ' parts)'; |
$nonLinkedText .= ' (' . $curRes->countParts() . ' parts)'; |
} |
} |
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Line 984 sub new {
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Line 1003 sub new {
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$self->{NETWORK_FAILURE} = 0; |
$self->{NETWORK_FAILURE} = 0; |
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# tie the nav hash |
# tie the nav hash |
my %navmaphash; |
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if (!(tie(%navmaphash, 'GDBM_File', $self->{NAV_HASH_FILE}, |
if (!(tie(%navmaphash, 'GDBM_File', $self->{NAV_HASH_FILE}, |
&GDBM_READER(), 0640))) { |
&GDBM_READER(), 0640))) { |
return undef; |
return undef; |
} |
} |
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my %parmhash; |
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if (!(tie(%parmhash, 'GDBM_File', $self->{PARM_HASH_FILE}, |
if (!(tie(%parmhash, 'GDBM_File', $self->{PARM_HASH_FILE}, |
&GDBM_READER(), 0640))) |
&GDBM_READER(), 0640))) |
{ |
{ |
Line 1678 sub next {
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Line 1696 sub next {
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# If this is a blank resource, don't actually return it. |
# If this is a blank resource, don't actually return it. |
# Should you ever find you need it, make sure to add an option to the code |
# Should you ever find you need it, make sure to add an option to the code |
# that you can use; other things depend on this behavior. |
# that you can use; other things depend on this behavior. |
if (!$self->{HERE}->src() || !$self->{HERE}->browsePriv()) { |
if (!$self->{HERE}->src()) { |
return $self->next(); |
return $self->next(); |
} |
} |
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Line 2287 sub countParts {
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Line 2305 sub countParts {
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my $self = shift; |
my $self = shift; |
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my $parts = $self->parts(); |
my $parts = $self->parts(); |
my $delta = 0; |
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for my $part (@$parts) { |
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if ($part eq '0') { $delta--; } |
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} |
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if ($self->{RESOURCE_ERROR}) { |
if ($self->{RESOURCE_ERROR}) { |
return 0; |
return 0; |
} |
} |
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return scalar(@{$parts}) + $delta; |
if (scalar(@{$parts}) < 2) { return 1;} |
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return scalar(@{$parts}) - 1; |
} |
} |
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# Private function: Extracts the parts information and saves it |
# Private function: Extracts the parts information and saves it |
Line 2310 sub extractParts {
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Line 2326 sub extractParts {
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# Retrieve part count, if this is a problem |
# Retrieve part count, if this is a problem |
if ($self->is_problem()) { |
if ($self->is_problem()) { |
my $metadata = &Apache::lonnet::metadata($self->src(), 'packages'); |
my $metadata = &Apache::lonnet::metadata($self->src(), 'allpossiblekeys'); |
if (!$metadata) { |
if (!$metadata) { |
$self->{RESOURCE_ERROR} = 1; |
$self->{RESOURCE_ERROR} = 1; |
$self->{PARTS} = []; |
$self->{PARTS} = []; |
Line 2318 sub extractParts {
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Line 2334 sub extractParts {
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} |
} |
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foreach (split(/\,/,$metadata)) { |
foreach (split(/\,/,$metadata)) { |
if ($_ =~ /^part_(.*)$/) { |
if ($_ =~ /^parameter\_(.*)\_opendate$/) { |
push @{$self->{PARTS}}, $1; |
push @{$self->{PARTS}}, $1; |
} |
} |
} |
} |
Line 2619 sub getNext {
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Line 2635 sub getNext {
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my $next = $choice->goesto(); |
my $next = $choice->goesto(); |
$next = $self->{NAV_MAP}->getById($next); |
$next = $self->{NAV_MAP}->getById($next); |
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push @branches, $next; |
# Don't remember it if the student doesn't have browse priviledges |
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# future note: this may properly belong in the client of the resource |
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my $browsePriv = $self->{BROWSE_PRIV}; |
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if (!defined($browsePriv)) { |
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$browsePriv = &Apache::lonnet::allowed('bre', $self->src); |
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$self->{BROWSE_PRIV} = $browsePriv; |
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} |
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if (!($browsePriv ne '2' && $browsePriv ne 'F')) { |
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push @branches, $next; |
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} |
} |
} |
return \@branches; |
return \@branches; |
} |
} |
Line 2633 sub getPrevious {
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Line 2658 sub getPrevious {
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my $prev = $choice->comesfrom(); |
my $prev = $choice->comesfrom(); |
$prev = $self->{NAV_MAP}->getById($prev); |
$prev = $self->{NAV_MAP}->getById($prev); |
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push @branches, $prev; |
# Don't remember it if the student doesn't have browse priviledges |
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# future note: this may properly belong in the client of the resource |
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my $browsePriv = $self->{BROWSE_PRIV}; |
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if (!defined($browsePriv)) { |
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$browsePriv = &Apache::lonnet::allowed('bre', $self->src); |
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$self->{BROWSE_PRIV} = $browsePriv; |
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} |
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if (!($browsePriv ne '2' && $browsePriv ne 'F')) { |
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push @branches, $prev; |
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} |
} |
} |
return \@branches; |
return \@branches; |
} |
} |
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sub browsePriv { |
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my $self = shift; |
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if (defined($self->{BROWSE_PRIV})) { |
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return $self->{BROWSE_PRIV}; |
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} |
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$self->{BROWSE_PRIV} = &Apache::lonnet::allowed('bre', $self->src()); |
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} |
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=pod |
=pod |
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=back |
=back |