loncom/interface/lonnavmaps.pm - diff

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Diff for /loncom/interface/lonnavmaps.pm between versions 1.444 and 1.479

version 1.444, 2010/02/28 22:36:38	version 1.479, 2012/02/17 19:25:57
Line 225 automatically.	Line 225 automatically.

=over 4	=over 4

=item * B<iterator>: default: constructs one from %env	=item * B<iterator: default: constructs one from %env

A reference to a fresh ::iterator to use from the navmaps. The	A reference to a fresh ::iterator to use from the navmaps. The
rendering will reflect the options passed to the iterator, so you can	rendering will reflect the options passed to the iterator, so you can
Line 464 returns 4	Line 464 returns 4

=item add_linkitem()	=item add_linkitem()

=item show_linkitems()	=item show_linkitems_toolbar()

=back	=back

Line 478 use Apache::loncommon();	Line 478 use Apache::loncommon();
use Apache::lonenc();	use Apache::lonenc();
use Apache::lonlocal;	use Apache::lonlocal;
use Apache::lonnet;	use Apache::lonnet;
	use Apache::lonmap;

use POSIX qw (floor strftime);	use POSIX qw (floor strftime);
use Time::HiRes qw( gettimeofday tv_interval );	use Time::HiRes qw( gettimeofday tv_interval );
use LONCAPA;	use LONCAPA;
use DateTime();	use DateTime();

	# For debugging

	# use Data::Dumper;


# symbolic constants	# symbolic constants
sub SYMB { return 1; }	sub SYMB { return 1; }
sub URL { return 2; }	sub URL { return 2; }
Line 509 my %statusIconMap =	Line 515 my %statusIconMap =
my %iconAltTags = #texthash does not work here	my %iconAltTags = #texthash does not work here
( 'navmap.correct.gif' => 'Correct',	( 'navmap.correct.gif' => 'Correct',
'navmap.wrong.gif' => 'Incorrect',	'navmap.wrong.gif' => 'Incorrect',
'navmap.open.gif' => 'Open',	'navmap.open.gif' => 'Is Open',
'navmap.partial.gif' => 'Partially Correct',	'navmap.partial.gif' => 'Partially Correct',
'navmap.ellipsis.gif' => 'Attempted',	'navmap.ellipsis.gif' => 'Attempted',
);	);
Line 528 my %colormap =	Line 534 my %colormap =
$resObj->OPEN => '',	$resObj->OPEN => '',
$resObj->NOTHING_SET => '',	$resObj->NOTHING_SET => '',
$resObj->ATTEMPTED => '',	$resObj->ATTEMPTED => '',
	$resObj->CREDIT_ATTEMPTED => '',
$resObj->ANSWER_SUBMITTED => '',	$resObj->ANSWER_SUBMITTED => '',
$resObj->PARTIALLY_CORRECT => '#006600'	$resObj->PARTIALLY_CORRECT => '#006600'
);	);
Line 535 my %colormap =	Line 542 my %colormap =
# is not yet done and due in less than 24 hours	# is not yet done and due in less than 24 hours
my $hurryUpColor = "#FF0000";	my $hurryUpColor = "#FF0000";

my $future_slots_checked = 0;
my $future_slots = 0;

sub close {
if ($env{'environment.remotenavmap'} ne 'on') { return ''; }
return(<<ENDCLOSE);
<script type="text/javascript">
window.status='Accessing Nav Control';
menu=window.open("/adm/rat/empty.html","loncapanav",
"height=600,width=400,scrollbars=1");
window.status='Closing Nav Control';
menu.close();
window.status='Done.';
</script>
ENDCLOSE
}

sub update {
if ($env{'environment.remotenavmap'} ne 'on') { return ''; }
if (!$env{'request.course.id'}) { return ''; }
if ($ENV{'REQUEST_URI'}=~m\|^/adm/navmaps\|) { return ''; }
return(<<ENDUPDATE);
<form name="navform"></form>
<script type="text/javascript">
this.document.navform.action='/adm/navmaps#curloc';
this.document.navform.target='loncapanav';
this.document.navform.submit();
</script>
ENDUPDATE
}


sub addToFilter {	sub addToFilter {
my $hashIn = shift;	my $hashIn = shift;
my $addition = shift;	my $addition = shift;
Line 637 sub getDescription {	Line 612 sub getDescription {
return &mt("Having technical difficulties; please check status later");	return &mt("Having technical difficulties; please check status later");
}	}
if ($status == $res->NOTHING_SET) {	if ($status == $res->NOTHING_SET) {
return &mt("Not currently assigned.");	return &Apache::lonhtmlcommon::direct_parm_link(&mt("Not currently assigned.",$res->symb(),'opendate'),$part);
}	}
if ($status == $res->OPEN_LATER) {	if ($status == $res->OPEN_LATER) {
return &mt("Open ") .timeToHumanString($open,'start');	return &mt("Open [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($open,'start'),$res->symb(),'opendate',$part));
}	}
if ($res->simpleStatus($part) == $res->OPEN) {	if ($res->simpleStatus($part) == $res->OPEN) {
unless (&Apache::lonnet::allowed('mgr',$env{'request.course.id'})) {	unless (&Apache::lonnet::allowed('mgr',$env{'request.course.id'})) {
Line 657 sub getDescription {	Line 632 sub getDescription {
return &mt('Reserved - next open [_1]',	return &mt('Reserved - next open [_1]',
timeToHumanString($slot_time,'start'));	timeToHumanString($slot_time,'start'));
} elsif ($slot_status == $res->RESERVABLE) {	} elsif ($slot_status == $res->RESERVABLE) {
return &mt('Reservable ending [_1]',	return &mt('Reservable, reservations close [_1]',
timeToHumanString($slot_time,'end'));	timeToHumanString($slot_time,'end'));
} elsif ($slot_status == $res->RESERVABLE_LATER) {	} elsif ($slot_status == $res->RESERVABLE_LATER) {
return &mt('Reservable starting [_1]',	return &mt('Reservable, reservations open [_1]',
timeToHumanString($slot_time,'start'));	timeToHumanString($slot_time,'start'));
} elsif ($slot_status == $res->NOT_IN_A_SLOT) {	} elsif ($slot_status == $res->NOT_IN_A_SLOT) {
return &mt('Reserve a time/place to work');	return &mt('Reserve a time/place to work');
Line 674 sub getDescription {	Line 649 sub getDescription {
if ($status == $res->OPEN) {	if ($status == $res->OPEN) {
if ($due) {	if ($due) {
if ($res->is_practice()) {	if ($res->is_practice()) {
return &mt("Closes ")." " .timeToHumanString($due,'start');	return &mt("Closes [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($due,'start'),$res->symb(),'duedate',$part));
} else {	} else {
return &mt("Due")." " .timeToHumanString($due,'end');	return &mt("Due [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($due,'end'),$res->symb(),'duedate',$part));
}	}
} else {	} else {
return &mt("Open, no due date");	return &Apache::lonhtmlcommon::direct_parm_link(&mt("Open, no due date"),$res->symb(),'duedate',$part);
}	}
}	}
if ($status == $res->PAST_DUE_ANSWER_LATER) {	if ($status == $res->PAST_DUE_ANSWER_LATER) {
return &mt("Answer open")." " .timeToHumanString($answer,'start');	return &mt("Answer open [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($answer,'start'),$res->symb(),'answerdate',$part));
}	}
if ($status == $res->PAST_DUE_NO_ANSWER) {	if ($status == $res->PAST_DUE_NO_ANSWER) {
if ($res->is_practice()) {	if ($res->is_practice()) {
return &mt("Closed")." " . timeToHumanString($due,'start');	return &mt("Closed [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($due,'start'),$res->symb(),'answerdate,duedate',$part));
} else {	} else {
return &mt("Was due")." " . timeToHumanString($due,'end');	return &mt("Was due [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($due,'end'),$res->symb(),'answerdate,duedate',$part));
}	}
}	}
if (($status == $res->ANSWER_OPEN \|\| $status == $res->PARTIALLY_CORRECT)	if (($status == $res->ANSWER_OPEN \|\| $status == $res->PARTIALLY_CORRECT)
&& $res->handgrade($part) ne 'yes') {	&& $res->handgrade($part) ne 'yes') {
return &mt("Answer available");	return &Apache::lonhtmlcommon::direct_parm_link(&mt("Answer available"),$res->symb(),'answerdate,duedate',$part);
}	}
if ($status == $res->EXCUSED) {	if ($status == $res->EXCUSED) {
return &mt("Excused by instructor");	return &mt("Excused by instructor");
Line 706 sub getDescription {	Line 681 sub getDescription {
return &mt("Answer submitted, not yet graded");	return &mt("Answer submitted, not yet graded");
}	}
}	}
	if ($status == $res->CREDIT_ATTEMPTED) {
	if ($res->is_anonsurvey($part) \|\| $res->is_survey($part)) {
	return &mt("Credit for survey submission");
	}
	}
if ($status == $res->TRIES_LEFT) {	if ($status == $res->TRIES_LEFT) {
my $tries = $res->tries($part);	my $tries = $res->tries($part);
my $maxtries = $res->maxtries($part);	my $maxtries = $res->maxtries($part);
Line 717 sub getDescription {	Line 697 sub getDescription {
}	}
}	}
if ($due) {	if ($due) {
return &mt("Due")." " . timeToHumanString($due,'end') .	return &mt("Due [_1]",&Apache::lonhtmlcommon::direct_parm_link(&timeToHumanString($due,'end'),$res->symb(),'duedate',$part)) .
" $triesString";	" $triesString";
} else {	} else {
return &mt("No due date")." $triesString";	return &Apache::lonhtmlcommon::direct_parm_link(&mt("No due date"),$res->symb(),'duedate',$part)." $triesString";
}	}
}	}
if ($status == $res->ANSWER_SUBMITTED) {	if ($status == $res->ANSWER_SUBMITTED) {
Line 802 sub timeToHumanString {	Line 782 sub timeToHumanString {

# Less than an hour	# Less than an hour
if ( $delta < $hour ) {	if ( $delta < $hour ) {
# If so, use minutes	# If so, use minutes; or minutes, seconds (if format requires)
my $minutes = floor($delta / 60);	my $minutes = floor($delta / 60);
	if (($format ne '') && ($format =~ /\%(T\|S)/)) {
	my $display;
	if ($minutes == 1) {
	$display = "${prefix}1 minute";
	} else {
	$display = "$prefix$minutes minutes";
	}
	my $seconds = $delta % $minute;
	if ($seconds == 0) {
	$display .= $tense;
	} elsif ($seconds == 1) {
	$display .= ", 1 second$tense";
	} else {
	$display .= ", $seconds seconds$tense";
	}
	return $display;
	}
if ($minutes == 1) { return "${prefix}1 minute$tense"; }	if ($minutes == 1) { return "${prefix}1 minute$tense"; }
return "$prefix$minutes minutes$tense";	return "$prefix$minutes minutes$tense";
}	}

# Is it less than 24 hours away? If so,	# Is it less than 24 hours away? If so,
# display hours + minutes	# display hours + minutes, (and + seconds, if format specified it)
if ( $delta < $hour * 24) {	if ( $delta < $hour * 24) {
my $hours = floor($delta / $hour);	my $hours = floor($delta / $hour);
my $minutes = floor(($delta % $hour) / $minute);	my $minutes = floor(($delta % $hour) / $minute);
Line 824 sub timeToHumanString {	Line 821 sub timeToHumanString {
if ($minutes == 0) {	if ($minutes == 0) {
$minuteString = "";	$minuteString = "";
}	}
	if (($format ne '') && ($format =~ /\%(T\|S)/)) {
	my $display = "$prefix$hourString$minuteString";
	my $seconds = $delta-(($hours * $hour)+($minutes * $minute));
	if ($seconds == 0) {
	$display .= $tense;
	} elsif ($seconds == 1) {
	$display .= ", 1 second$tense";
	} else {
	$display .= ", $seconds seconds$tense";
	}
	return $display;
	}
return "$prefix$hourString$minuteString$tense";	return "$prefix$hourString$minuteString$tense";
}	}

	# Date/time is more than 24 hours away

my $dt = DateTime->from_epoch(epoch => $time)	my $dt = DateTime->from_epoch(epoch => $time)
->set_time_zone(&Apache::lonlocal::gettimezone());	->set_time_zone(&Apache::lonlocal::gettimezone());

# If there's a caller supplied format, use it.	# If there's a caller supplied format, use it, unless it only displays
	# H:M:S or H:M.

if ($format ne '') {	if (($format ne '') && ($format ne '%T') && ($format ne '%R')) {
my $timeStr = $dt->strftime($format);	my $timeStr = $dt->strftime($format);
return $timeStr.' ('.$dt->time_zone_short_name().')';	return $timeStr.' ('.$dt->time_zone_short_name().')';
}	}
Line 884 sub part_status_summary { return 4; }	Line 896 sub part_status_summary { return 4; }
sub render_resource {	sub render_resource {
my ($resource, $part, $params) = @_;	my ($resource, $part, $params) = @_;

	my $editmapLink;
my $nonLinkedText = ''; # stuff after resource title not in link	my $nonLinkedText = ''; # stuff after resource title not in link

my $link = $params->{"resourceLink"};	my $link = $params->{"resourceLink"};
Line 965 sub render_resource {	Line 978 sub render_resource {
$linkopen = "";	$linkopen = "";
$linkclose = "";	$linkclose = "";
}	}
	if ((&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) &&
	($resource->symb=~/\_\_\_[^\_]+\_\_\_uploaded/)) {
	my $icon = &Apache::loncommon::lonhttpdurl('/res/adm/pages').'/editmap.png';
	$editmapLink=' '.
	'<a href="/adm/coursedocs?command=direct&symb='.&escape($resource->symb()).'">'.
	'<img src="'.$icon.'" alt="'.&mt('Edit Content').'" title="'.&mt('Edit Content').'" />'.
	'</a>';
	}
}	}

if ($resource->randomout()) {	if ($resource->randomout()) {
$nonLinkedText .= ' <i>('.&mt('hidden').')</i> ';	$nonLinkedText .= ' <span class="LC_warning">('.&mt('hidden').')</span> ';
}	}
if (!$resource->condval()) {	if (!$resource->condval()) {
$nonLinkedText .= ' <i>('.&mt('conditionally hidden').')</i> ';	$nonLinkedText .= ' <span class="LC_info">('.&mt('conditionally hidden').')</span> ';
}	}
if (($resource->is_practice()) && ($resource->is_raw_problem())) {	if (($resource->is_practice()) && ($resource->is_raw_problem())) {
$nonLinkedText .=' <font color="green"><b>'.&mt('not graded').'</b></font>';	$nonLinkedText .=' <font color="green"><b>'.&mt('not graded').'</b></font>';
Line 998 sub render_resource {	Line 1019 sub render_resource {
# Is this the current resource?	# Is this the current resource?
if (!$params->{'displayedHereMarker'} &&	if (!$params->{'displayedHereMarker'} &&
$resource->symb() eq $params->{'here'} ) {	$resource->symb() eq $params->{'here'} ) {
$curMarkerBegin = '<em>';	unless ($resource->is_map()) {
$curMarkerEnd = '</em>';	$curMarkerBegin = '<span class="LC_current_nav_location">';
	$curMarkerEnd = '</span>';
	}
$params->{'displayedHereMarker'} = 1;	$params->{'displayedHereMarker'} = 1;
}	}

Line 1015 sub render_resource {	Line 1038 sub render_resource {
$nonLinkedText .= ' ('.&mt('[_1] parts', $resource->countParts()).')';	$nonLinkedText .= ' ('.&mt('[_1] parts', $resource->countParts()).')';
}	}

my $target;
if ($env{'environment.remotenavmap'} eq 'on') {
$target=' target="loncapaclient" ';
}
if (!$params->{'resource_nolink'} && !$resource->is_sequence() && !$resource->is_empty_sequence) {	if (!$params->{'resource_nolink'} && !$resource->is_sequence() && !$resource->is_empty_sequence) {
$result .= "$curMarkerBegin<a $target href=\"$link\">$title$partLabel</a>$curMarkerEnd$nonLinkedText</td>";	$result .= "$curMarkerBegin<a href=\"$link\">$title$partLabel</a>$curMarkerEnd$nonLinkedText</td>";
} else {	} else {
$result .= "$curMarkerBegin$linkopen$title$partLabel</a>$curMarkerEnd$nonLinkedText</td>";	$result .= "$curMarkerBegin$linkopen$title$partLabel</a>$curMarkerEnd$editmapLink$nonLinkedText</td>";
}	}

return $result;	return $result;
Line 1033 sub render_communication_status {	Line 1052 sub render_communication_status {
my $discussionHTML = ""; my $feedbackHTML = ""; my $errorHTML = "";	my $discussionHTML = ""; my $feedbackHTML = ""; my $errorHTML = "";

my $link = $params->{"resourceLink"};	my $link = $params->{"resourceLink"};
my $target;	my $linkopen = "<a href=\"$link\">";
if ($env{'environment.remotenavmap'} eq 'on') {
$target=' target="loncapaclient" ';
}
my $linkopen = "<a $target href=\"$link\">";
my $linkclose = "</a>";	my $linkclose = "</a>";
my $location=&Apache::loncommon::lonhttpdurl("/adm/lonMisc");	my $location=&Apache::loncommon::lonhttpdurl("/adm/lonMisc");

if ($resource->hasDiscussion()) {	if ($resource->hasDiscussion()) {
$discussionHTML = $linkopen .	$discussionHTML = $linkopen .
'<img alt="'.&mt('New Discussion').'" src="'.$location.'/chat.gif" title="'.&mt('New Discussion').'"/>' .	'<img alt="'.&mt('New Discussion').'" src="'.$location.'/chat.gif" title="'.&mt('New Discussion').'"/>' .
Line 1050 sub render_communication_status {	Line 1066 sub render_communication_status {
my $feedback = $resource->getFeedback();	my $feedback = $resource->getFeedback();
foreach my $msgid (split(/\,/, $feedback)) {	foreach my $msgid (split(/\,/, $feedback)) {
if ($msgid) {	if ($msgid) {
$feedbackHTML .= ' <a '.$target.' href="/adm/email?display='	$feedbackHTML .= ' <a href="/adm/email?display='
. &escape($msgid) . '">'	. &escape($msgid) . '">'
. '<img alt="'.&mt('New E-mail').'" src="'.$location.'/feedback.gif" title="'.&mt('New E-mail').'"/></a>';	. '<img alt="'.&mt('New E-mail').'" src="'.$location.'/feedback.gif" title="'.&mt('New E-mail').'"/></a>';
}	}
Line 1064 sub render_communication_status {	Line 1080 sub render_communication_status {
last if ($errorcount>=10); # Only output 10 bombs maximum	last if ($errorcount>=10); # Only output 10 bombs maximum
if ($msgid) {	if ($msgid) {
$errorcount++;	$errorcount++;
$errorHTML .= ' <a '.$target.' href="/adm/email?display='	$errorHTML .= ' <a href="/adm/email?display='
. &escape($msgid) . '">'	. &escape($msgid) . '">'
. '<img alt="'.&mt('New Error').'" src="'.$location.'/bomb.gif" title="'.&mt('New Error').'"/></a>';	. '<img alt="'.&mt('New Error').'" src="'.$location.'/bomb.gif" title="'.&mt('New Error').'"/></a>';
}	}
Line 1084 sub render_quick_status {	Line 1100 sub render_quick_status {
$params->{'multipart'} && $part eq "0";	$params->{'multipart'} && $part eq "0";

my $link = $params->{"resourceLink"};	my $link = $params->{"resourceLink"};
my $target;	my $linkopen = "<a href=\"$link\">";
if ($env{'environment.remotenavmap'} eq 'on') {
$target=' target="loncapaclient" ';
}
my $linkopen = "<a $target href=\"$link\">";
my $linkclose = "</a>";	my $linkclose = "</a>";

$result .= '<td class="LC_middle">';	$result .= '<td class="LC_middle">';
Line 1126 sub render_long_status {	Line 1138 sub render_long_status {
}	}

if ($resource->kind() eq "res" &&	if ($resource->kind() eq "res" &&
($resource->is_problem() \|\| $resource->is_practice()) &&	$resource->is_raw_problem() &&
!$firstDisplayed) {	!$firstDisplayed) {
if ($color) {$result .= "<font color=\"$color\"><b>"; }	if ($color) {$result .= "<font color=\"$color\"><b>"; }
$result .= getDescription($resource, $part);	$result .= getDescription($resource, $part);
Line 1386 sub render {	Line 1398 sub render {
}	}
}	}


# (re-)Locate the jump point, if any	# (re-)Locate the jump point, if any
# Note this does not take filtering or hidden into account... need	# Note this does not take filtering or hidden into account... need
# to be fixed?	# to be fixed?
Line 1441 sub render {	Line 1454 sub render {
if ($printCloseAll && !$args->{'resource_no_folder_link'}) {	if ($printCloseAll && !$args->{'resource_no_folder_link'}) {
my ($link,$text);	my ($link,$text);
if ($condition) {	if ($condition) {
$link='"navmaps?condition=0&filter=&'.$queryString.	$link='navmaps?condition=0&filter=&'.$queryString.
'&here='.&escape($here).'"';	'&here='.&escape($here);
$text='Close all folders';	$text='Close all folders';
} else {	} else {
$link='"navmaps?condition=1&filter=&'.$queryString.	$link='navmaps?condition=1&filter=&'.$queryString.
'&here='.&escape($here).'"';	'&here='.&escape($here);
$text='Open all folders';	$text='Open all folders';
}	}
	if ($env{'form.register'}) {
	$link .= '&register='.$env{'form.register'};
	}
if ($args->{'caller'} eq 'navmapsdisplay') {	if ($args->{'caller'} eq 'navmapsdisplay') {
&add_linkitem($args->{'linkitems'},'changefolder',	unless ($args->{'notools'}) {
'location.href='.$link,$text);	&add_linkitem($args->{'linkitems'},'changefolder',
	"location.href='$link'",$text);
	}
} else {	} else {
$result.='<a href='.$link.'>'.&mt($text).'</a>';	$result.= '<a href="'.$link.'">'.&mt($text).'</a>';
}	}
$result .= "\n";	$result .= "\n";
}	}

# Check for any unread discussions in all resources.	# Check for any unread discussions in all resources.
if ($args->{'caller'} eq 'navmapsdisplay') {	if (($args->{'caller'} eq 'navmapsdisplay') && (!$args->{'notools'})) {
&add_linkitem($args->{'linkitems'},'clearbubbles',	&add_linkitem($args->{'linkitems'},'clearbubbles',
'document.clearbubbles.submit()',	'document.clearbubbles.submit()',
'Mark all posts read');	'Mark all posts read');
Line 1469 sub render {	Line 1487 sub render {
<input type="hidden" name="navurl" value="$ENV{'QUERY_STRING'}" />	<input type="hidden" name="navurl" value="$ENV{'QUERY_STRING'}" />
<input type="hidden" name="navtime" value="$time" />	<input type="hidden" name="navtime" value="$time" />
END	END
	if ($env{'form.register'}) {
	$result .= '<input type="hidden" name="register" value="'.$env{'form.register'}.'" />';
	}
if ($args->{'sort'} eq 'discussion') {	if ($args->{'sort'} eq 'discussion') {
my $totdisc = 0;	my $totdisc = 0;
my $haveDisc = '';	my $haveDisc = '';
Line 1489 END	Line 1510 END
}	}
$result.='</form>';	$result.='</form>';
}	}
	if (($args->{'caller'} eq 'navmapsdisplay') &&
	(&Apache::lonnet::allowed('mdc',$env{'request.course.id'}))) {
	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
	if ($env{'course.'.$env{'request.course.id'}.'.url'} eq
	"uploaded/$cdom/$cnum/default.sequence") {
	&add_linkitem($args->{'linkitems'},'edittoplevel',
	"javascript:gocmd('/adm/coursedocs','editdocs');",
	'Content Editor');
	}
	}


if ($args->{'caller'} eq 'navmapsdisplay') {	if ($args->{'caller'} eq 'navmapsdisplay') {
$result .= '<table><tr><td>'.	$result .= &show_linkitems_toolbar($args,$condition);
&Apache::loncommon::help_open_menu('Navigation Screen','Navigation_Screen',undef,'RAT').'</td>';
if ($env{'environment.remotenavmap'} ne 'on') {
$result .= '<td> </td>';
} else {
$result .= '</tr><tr>';
}
$result.="<td class=\"LC_middle\">".mt('Tools:')."</td>";
$result.=&show_linkitems_toolbar($args->{'linkitems'});
if ($args->{'sort_html'}) {
if ($env{'environment.remotenavmap'} ne 'on') {
$result.='<td> </td><td> </td><td> </td>'.
'<td align="right">'.$args->{'sort_html'}.'</td></tr>';
} else {
$result.='</tr><tr><td align="left"><br />'.
$args->{'sort_html'}.'</td></tr>';
}
}
$result .= '</table>';
} elsif ($args->{'sort_html'}) {	} elsif ($args->{'sort_html'}) {
$result.=$args->{'sort_html'};	$result.=$args->{'sort_html'};
}	}
Line 1642 END	Line 1655 END
$curRes = shift(@resources);	$curRes = shift(@resources);
} else {	} else {
$curRes = $it->next($closeAllPages);	$curRes = $it->next($closeAllPages);

}	}
if (!$curRes) { last; }	if (!$curRes) { last; }

Line 1760 END	Line 1774 END
if (defined($anchor)) { $anchor='#'.$anchor; }	if (defined($anchor)) { $anchor='#'.$anchor; }
my $srcHasQuestion = $src =~ /\?/;	my $srcHasQuestion = $src =~ /\?/;
$args->{"resourceLink"} = $src.	$args->{"resourceLink"} = $src.
($srcHasQuestion?'&':'?') .	($srcHasQuestion?'&':'?') .
'symb=' . &escape($symb).$anchor;	'symb=' . &escape($symb).$anchor;
}	}
# Now, we've decided what parts to show. Loop through them and	# Now, we've decided what parts to show. Loop through them and
Line 1822 END	Line 1836 END
# it's quite likely this might fix other browsers, too, and	# it's quite likely this might fix other browsers, too, and
# certainly won't hurt anything.	# certainly won't hurt anything.
if ($displayedJumpMarker) {	if ($displayedJumpMarker) {
$result .= "	$result .= &Apache::lonhtmlcommon::scripttag("
<script>
if (location.href.indexOf('#curloc')==-1) {	if (location.href.indexOf('#curloc')==-1) {
setTimeout(\"location += '#curloc';\", 0)	setTimeout(\"location += '#curloc';\", 0)
}	}
</script>";	");
}	}

$result.=&Apache::loncommon::end_data_table();	$result.=&Apache::loncommon::end_data_table();
Line 1847 sub add_linkitem {	Line 1860 sub add_linkitem {
$$linkitems{$name}{'text'}=&mt($text);	$$linkitems{$name}{'text'}=&mt($text);
}	}

sub show_linkitems {
my ($linkitems)=@_;
my @linkorder = ("blank","launchnav","closenav","firsthomework",
"everything","uncompleted","changefolder","clearbubbles");

my $result .= (<<ENDBLOCK);
<td align="left">
<script type="text/javascript">
function changeNavDisplay () {
var navchoice = document.linkitems.toplink[document.linkitems.toplink.selectedIndex].value;
ENDBLOCK
foreach my $link (@linkorder) {
$result.= "if (navchoice == '$link') {".
$linkitems->{$link}{'cmd'}."}\n";
}
$result.='}
</script>
<form name="linkitems" method="post">
<span class="LC_nobreak"><select name="toplink">'."\n";
foreach my $link (@linkorder) {
if (defined($linkitems->{$link})) {
if ($linkitems->{$link}{'text'} ne '') {
$result .= ' <option value="'.$link.'">'.
$linkitems->{$link}{'text'}."</option>\n";
}
}
}
$result .= '</select> <input type="button" name="chgnav"
value="Go" onClick="javascript:changeNavDisplay()" />
</span></form></td>'."\n";

return $result;
}

sub show_linkitems_toolbar {	sub show_linkitems_toolbar {
my ($linkitems,$condition)=@_;	my ($args,$condition) = @_;
my @linkorder = ("blank","launchnav","closenav","firsthomework",	my $result;
"everything","uncompleted","changefolder","clearbubbles");	if (ref($args) eq 'HASH') {
	if (ref($args->{'linkitems'}) eq 'HASH') {
my $result .='	my $numlinks = scalar(keys(%{$args->{'linkitems'}}));
<td align="left">	if ($numlinks > 1) {
<span class="LC_nobreak">'."\n<ul id=\"LC_toolbar\">";	$result = '<td>'.
foreach my $link (@linkorder) {	&Apache::loncommon::help_open_menu('Navigation Screen','Navigation_Screen',
my $link_id = "LC_content_toolbar_".$link;	undef,'RAT').
if (defined($linkitems->{$link})) {	'</td>'.
if ($linkitems->{$link}{'text'} ne '') {	'<td> </td>'.
$linkitems->{$link}{'cmd'}=~s/"/'/g;	'<td class="LC_middle">'.&mt('Tools:').'</td>';
if($linkitems->{$link}{'cmd'}){	}
if($link eq 'changefolder'){	$result .= '<td align="left">'."\n".
if($condition){$link_id='LC_content_toolbar_changefolder_toggled'}	'<span class="LC_nobreak">'."\n".
else{$link_id='LC_content_toolbar_changefolder'}	'<ul id="LC_toolbar">';
}	my @linkorder = ('firsthomework','everything','uncompleted',
$result .= ' <li><a href="#"'.	'changefolder','clearbubbles','edittoplevel');
' onClick="'.$linkitems->{$link}{'cmd'}.'"'.	foreach my $link (@linkorder) {
' id="'.$link_id.'"'.	if (ref($args->{'linkitems'}{$link}) eq 'HASH') {
' class="LC_toolbarItem"'.	if ($args->{'linkitems'}{$link}{'text'} ne '') {
' title="'.$linkitems->{$link}{'text'}.'"></a></li>'."\n";	$args->{'linkitems'}{$link}{'cmd'}=~s/"/'/g;
}	if ($args->{'linkitems'}{$link}{'cmd'}) {
	my $link_id = 'LC_content_toolbar_'.$link;
}	if ($link eq 'changefolder') {
}	if ($condition) {
	$link_id='LC_content_toolbar_changefolder_toggled';
	} else {
	$link_id='LC_content_toolbar_changefolder';
	}
	}
	$result .= '<li><a href="#" '.
	'onclick="'.$args->{'linkitems'}{$link}{'cmd'}.'" '.
	'id="'.$link_id.'" '.
	'class="LC_toolbarItem" '.
	'title="'.$args->{'linkitems'}{$link}{'text'}.'">'.
	'</a></li>'."\n";
	}
	}
	}
	}
	$result .= '</ul>'.
	'</span></td>';
	if (($numlinks==1) && (exists($args->{'linkitems'}{'edittoplevel'}))) {
	$result .= '<td><a href="'.$args->{'linkitems'}{'edittoplevel'}{'cmd'}.'">'.
	&mt('Content Editor').'</a></td>';
	}
	}
	if ($args->{'sort_html'}) {
	$result .= '<td> </td><td> </td><td> </td>'.
	'<td align="right">'.$args->{'sort_html'}.'</td>';
	}
	}
	if ($result) {
	$result = "<table><tr>$result</tr></table>";
}	}
$result .= '</ul>';
$result .= ' </span></td>'."\n";

return $result;	return $result;
}	}


1;	1;


Line 2002 sub new {	Line 2006 sub new {
my $proto = shift;	my $proto = shift;
my $class = ref($proto) \|\| $proto;	my $class = ref($proto) \|\| $proto;
my $self = {};	my $self = {};
	bless($self); # So we can call change_user if neceesary

	$self->{USERNAME} = shift \|\| $env{'user.name'};
	$self->{DOMAIN} = shift \|\| $env{'user.domain'};



# Resource cache stores navmap resources as we reference them. We generate	# Resource cache stores navmap resources as we reference them. We generate
# them on-demand so we don't pay for creating resources unless we use them.	# them on-demand so we don't pay for creating resources unless we use them.
Line 2011 sub new {	Line 2021 sub new {
# failed	# failed
$self->{NETWORK_FAILURE} = 0;	$self->{NETWORK_FAILURE} = 0;

# tie the nav hash	# We can only tie the nav hash as done below if the username/domain
	# match the env one. Otherwise change_user does everything we need...since we can't
	# assume there are course hashes for the specific requested user@domamin:
	#

my %navmaphash;	if ( ($self->{USERNAME} eq $env{'user.name'}) && ($self->{DOMAIN} eq $env{'user.domain'})) {
my %parmhash;
my $courseFn = $env{"request.course.fn"};	# tie the nav hash
if (!(tie(%navmaphash, 'GDBM_File', "${courseFn}.db",
&GDBM_READER(), 0640))) {	my %navmaphash;
return undef;	my %parmhash;
}	my $courseFn = $env{"request.course.fn"};
	if (!(tie(%navmaphash, 'GDBM_File', "${courseFn}.db",
if (!(tie(%parmhash, 'GDBM_File', "${courseFn}_parms.db",	&GDBM_READER(), 0640))) {
&GDBM_READER(), 0640)))	return undef;
{	}
untie %{$self->{PARM_HASH}};
return undef;	if (!(tie(%parmhash, 'GDBM_File', "${courseFn}_parms.db",
	&GDBM_READER(), 0640)))
	{
	untie %{$self->{PARM_HASH}};
	return undef;
	}

	$self->{NAV_HASH} = \%navmaphash;
	$self->{PARM_HASH} = \%parmhash;
	$self->{PARM_CACHE} = {};
	} else {
	$self->change_user($self->{USERNAME}, $self->{DOMAIN});
}	}

$self->{NAV_HASH} = \%navmaphash;	my $d = Data::Dumper->new([$self]);
$self->{PARM_HASH} = \%parmhash;
$self->{PARM_CACHE} = {};

bless($self);

return $self;	return $self;
}	}

	#
	# In some instances it is useful to be able to dynamically change the
	# username/domain associated with a navmap (e.g. to navigate for someone
	# else besides the current user...if sufficiently privileged.
	# Parameters:
	# user - New user.
	# domain- Domain the user belongs to.
	# Implicit inputs:
	#
	sub change_user {
	my $self = shift;
	$self->{USERNAME} = shift;
	$self->{DOMAIN} = shift;

	# If the hashes are already tied make sure to break that bond:

	untie %{$self->{NAV_HASH}};
	untie %{$self->{PARM_HASH}};

	# The assumption is that we have to
	# use lonmap here to re-read the hash and from it reconstruct
	# new big and parameter hashes. An implicit assumption at this time
	# is that the course file is probably not created locally yet
	# an that we will therefore just read without tying.

	my ($cdom, $cnum) = split(/\_/, $env{'request.course.id'});

	my %big_hash;
	&Apache::lonmap::loadmap($cnum, $cdom, $self->{USERNAME}, $self->{DOMAIN}, \%big_hash);
	$self->{NAV_HASH} = \%big_hash;



	# Now clear the parm cache and reconstruct the parm hash fromt he big_hash
	# param.xxxx keys.

	$self->{PARM_CACHE} = {};

	my %parm_hash = {};
	foreach my $key (keys %big_hash) {
	if ($key =~ /^param\./) {
	my $param_key = $key;
	$param_key =~ s/^param\.//;
	$parm_hash{$param_key} = $big_hash{$key};
	}
	}

	$self->{PARM_HASH} = \%parm_hash;




	}

sub generate_course_user_opt {	sub generate_course_user_opt {
my $self = shift;	my $self = shift;
if ($self->{COURSE_USER_OPT_GENERATED}) { return; }	if ($self->{COURSE_USER_OPT_GENERATED}) { return; }

my $uname=$env{'user.name'};	my $uname=$self->{USERNAME};
my $udom=$env{'user.domain'};	my $udom=$self->{DOMAIN};

my $cid=$env{'request.course.id'};	my $cid=$env{'request.course.id'};
my $cdom=$env{'course.'.$cid.'.domain'};	my $cdom=$env{'course.'.$cid.'.domain'};
my $cnum=$env{'course.'.$cid.'.num'};	my $cnum=$env{'course.'.$cid.'.num'};
Line 2085 sub generate_email_discuss_status {	Line 2160 sub generate_email_discuss_status {
my $cdom=$env{'course.'.$cid.'.domain'};	my $cdom=$env{'course.'.$cid.'.domain'};
my $cnum=$env{'course.'.$cid.'.num'};	my $cnum=$env{'course.'.$cid.'.num'};

my %emailstatus = &Apache::lonnet::dump('email_status');	my %emailstatus = &Apache::lonnet::dump('email_status',$self->{DOMAIN},$self->{USERNAME});
my $logoutTime = $emailstatus{'logout'};	my $logoutTime = $emailstatus{'logout'};
my $courseLeaveTime = $emailstatus{'logout_'.$env{'request.course.id'}};	my $courseLeaveTime = $emailstatus{'logout_'.$env{'request.course.id'}};
$self->{LAST_CHECK} = (($courseLeaveTime > $logoutTime) ?	$self->{LAST_CHECK} = (($courseLeaveTime > $logoutTime) ?
Line 2093 sub generate_email_discuss_status {	Line 2168 sub generate_email_discuss_status {
my %discussiontime = &Apache::lonnet::dump('discussiontimes',	my %discussiontime = &Apache::lonnet::dump('discussiontimes',
$cdom, $cnum);	$cdom, $cnum);
my %lastread = &Apache::lonnet::dump('nohist_'.$cid.'_discuss',	my %lastread = &Apache::lonnet::dump('nohist_'.$cid.'_discuss',
$env{'user.domain'},$env{'user.name'},'lastread');	$self->{DOMAIN},$self->{USERNAME},'lastread');
my %lastreadtime = ();	my %lastreadtime = ();
foreach my $key (keys %lastread) {	foreach my $key (keys %lastread) {
my $shortkey = $key;	my $shortkey = $key;
Line 2103 sub generate_email_discuss_status {	Line 2178 sub generate_email_discuss_status {

my %feedback=();	my %feedback=();
my %error=();	my %error=();
my @keys = &Apache::lonnet::getkeys('nohist_email',$env{'user.domain'},	my @keys = &Apache::lonnet::getkeys('nohist_email',$self->{DOMAIN},
$env{'user.name'});	$self->{USERNAME});

foreach my $msgid (@keys) {	foreach my $msgid (@keys) {
if ((!$emailstatus{$msgid}) \|\| ($emailstatus{$msgid} eq 'new')) {	if ((!$emailstatus{$msgid}) \|\| ($emailstatus{$msgid} eq 'new')) {
Line 2152 sub get_user_data {	Line 2227 sub get_user_data {

# Retrieve performance data on problems	# Retrieve performance data on problems
my %student_data = Apache::lonnet::currentdump($env{'request.course.id'},	my %student_data = Apache::lonnet::currentdump($env{'request.course.id'},
$env{'user.domain'},	$self->{DOMAIN},
$env{'user.name'});	$self->{USERNAME});
$self->{STUDENT_DATA} = \%student_data;	$self->{STUDENT_DATA} = \%student_data;

$self->{RETRIEVED_USER_DATA} = 1;	$self->{RETRIEVED_USER_DATA} = 1;
Line 2382 resource object.	Line 2457 resource object.
Based on the symb of the resource, get a resource object for that	Based on the symb of the resource, get a resource object for that
resource. This is one of the proper ways to get a resource object.	resource. This is one of the proper ways to get a resource object.

=item * B<getMapByMapPc>(map_pc):	=item * B<getByMapPc>(map_pc):

Based on the map_pc of the resource, get a resource object for	Based on the map_pc of the resource, get a resource object for
the given map. This is one of the proper ways to get a resource object.	the given map. This is one of the proper ways to get a resource object.
Line 2467 sub parmval {	Line 2542 sub parmval {
my $self = shift;	my $self = shift;
my ($what,$symb,$recurse)=@_;	my ($what,$symb,$recurse)=@_;
my $hashkey = $what."\|\|\|".$symb;	my $hashkey = $what."\|\|\|".$symb;
	my $cache = $self->{PARM_CACHE};
if (defined($self->{PARM_CACHE}->{$hashkey})) {	if (defined($self->{PARM_CACHE}->{$hashkey})) {
if (ref($self->{PARM_CACHE}->{$hashkey}) eq 'ARRAY') {	if (ref($self->{PARM_CACHE}->{$hashkey}) eq 'ARRAY') {
if (defined($self->{PARM_CACHE}->{$hashkey}->[0])) {	if (defined($self->{PARM_CACHE}->{$hashkey}->[0])) {
Line 2504 sub parmval_real {	Line 2579 sub parmval_real {
@cgrps = sort(@cgrps);	@cgrps = sort(@cgrps);
$cgroup = $cgrps[0];	$cgroup = $cgrps[0];
}	}
my $uname=$env{'user.name'};	my $uname=$self->{USERNAME};
my $udom=$env{'user.domain'};	my $udom=$self->{DOMAIN};

unless ($symb) { return ['']; }	unless ($symb) { return ['']; }
my $result='';	my $result='';
Line 2652 in the filter function.	Line 2727 in the filter function.
Retrieves version infomation for a url. Returns the version (a number, or	Retrieves version infomation for a url. Returns the version (a number, or
the string "mostrecent") for resources which have version information in	the string "mostrecent") for resources which have version information in
the big hash.	the big hash.

=cut	=cut


Line 2907 sub new {	Line 2982 sub new {
weaken($self->{NAV_MAP} = shift);	weaken($self->{NAV_MAP} = shift);
return undef unless ($self->{NAV_MAP});	return undef unless ($self->{NAV_MAP});

	$self->{USERNAME} = $self->{NAV_MAP}->{USERNAME};
	$self->{DOMAIN} = $self->{NAV_MAP}->{DOMAIN};

# Handle the parameters	# Handle the parameters
$self->{FIRST_RESOURCE} = shift \|\| $self->{NAV_MAP}->firstResource();	$self->{FIRST_RESOURCE} = shift \|\| $self->{NAV_MAP}->firstResource();
$self->{FINISH_RESOURCE} = shift \|\| $self->{NAV_MAP}->finishResource();	$self->{FINISH_RESOURCE} = shift \|\| $self->{NAV_MAP}->finishResource();
Line 3020 sub new {	Line 3098 sub new {
if ($resourceCount == 1 && $resource->is_sequence() && !$self->{FORCE_TOP}) {	if ($resourceCount == 1 && $resource->is_sequence() && !$self->{FORCE_TOP}) {
my $firstResource = $resource->map_start();	my $firstResource = $resource->map_start();
my $finishResource = $resource->map_finish();	my $finishResource = $resource->map_finish();
return	my $result;
Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,	my $rdump = Data::Dumper->new([$result]);
$finishResource, $self->{FILTER},	$result = Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,
$self->{ALREADY_SEEN},	$finishResource, $self->{FILTER},
$self->{CONDITION},	$self->{ALREADY_SEEN},
$self->{FORCE_TOP});	$self->{CONDITION},
	$self->{FORCE_TOP});
	return $result;


}	}

Line 3045 sub new {	Line 3126 sub new {
$self->{ALREADY_SEEN}->{$self->{FIRST_RESOURCE}->{ID}} = 1;	$self->{ALREADY_SEEN}->{$self->{FIRST_RESOURCE}->{ID}} = 1;

bless ($self);	bless ($self);
	my $selfDump = Data::Dumper->new([$self]);

return $self;	return $self;
}	}
Line 3060 sub next {	Line 3142 sub next {
# do so.	# do so.
if ($self->{RETURN_0} && !$self->{HAVE_RETURNED_0}) {	if ($self->{RETURN_0} && !$self->{HAVE_RETURNED_0}) {
$self->{HAVE_RETURNED_0} = 1;	$self->{HAVE_RETURNED_0} = 1;
	my $nextTopLevel = $self->{NAV_MAP}->getById('0.0');

return $self->{NAV_MAP}->getById('0.0');	return $self->{NAV_MAP}->getById('0.0');
}	}
if ($self->{RETURN_0} && !$self->{HAVE_RETURNED_0_BEGIN_MAP}) {	if ($self->{RETURN_0} && !$self->{HAVE_RETURNED_0_BEGIN_MAP}) {
Line 3079 sub next {	Line 3163 sub next {
if ($self->{RECURSIVE_DEPTH} == 0) {	if ($self->{RECURSIVE_DEPTH} == 0) {
$self->{RECURSIVE_ITERATOR_FLAG} = 0;	$self->{RECURSIVE_ITERATOR_FLAG} = 0;
}	}

return $next;	return $next;
}	}

if (defined($self->{FORCE_NEXT})) {	if (defined($self->{FORCE_NEXT})) {
my $tmp = $self->{FORCE_NEXT};	my $tmp = $self->{FORCE_NEXT};
$self->{FORCE_NEXT} = undef;	$self->{FORCE_NEXT} = undef;

return $tmp;	return $tmp;
}	}

Line 3155 sub next {	Line 3239 sub next {
# So we need to look at all the resources we can get to from here,	# So we need to look at all the resources we can get to from here,
# categorize them if we haven't seen them, remember if we have a new	# categorize them if we haven't seen them, remember if we have a new
my $nextUnfiltered = $here->getNext();	my $nextUnfiltered = $here->getNext();


my $maxDepthAdded = -1;	my $maxDepthAdded = -1;

for (@$nextUnfiltered) {	for (@$nextUnfiltered) {
Line 3188 sub next {	Line 3274 sub next {
$self->{RECURSIVE_ITERATOR_FLAG} = 1;	$self->{RECURSIVE_ITERATOR_FLAG} = 1;
my $firstResource = $self->{HERE}->map_start();	my $firstResource = $self->{HERE}->map_start();
my $finishResource = $self->{HERE}->map_finish();	my $finishResource = $self->{HERE}->map_finish();

$self->{RECURSIVE_ITERATOR} =	$self->{RECURSIVE_ITERATOR} =
Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,	Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,
$finishResource, $self->{FILTER},	$finishResource, $self->{FILTER},
Line 3206 sub next {	Line 3291 sub next {
return $self->next($closeAllPages);	return $self->next($closeAllPages);
}	}

	my $hereResource = $self->{HERE};

return $self->{HERE};	return $self->{HERE};

}	}
Line 3280 sub new {	Line 3367 sub new {
weaken($self->{NAV_MAP} = shift);	weaken($self->{NAV_MAP} = shift);
return undef unless ($self->{NAV_MAP});	return undef unless ($self->{NAV_MAP});

	$self->{USERNAME} = $self->{NAV_MAP}->{USERNAME};
	$self->{DOMAIN} = $self->{NAV_MAP}->{DOMAIN};

$self->{FIRST_RESOURCE} = shift \|\| $self->{NAV_MAP}->firstResource();	$self->{FIRST_RESOURCE} = shift \|\| $self->{NAV_MAP}->firstResource();
$self->{FINISH_RESOURCE} = shift \|\| $self->{NAV_MAP}->finishResource();	$self->{FINISH_RESOURCE} = shift \|\| $self->{NAV_MAP}->finishResource();

Line 3369 sub next {	Line 3459 sub next {
my $nextUnfiltered;	my $nextUnfiltered;
if ($self->{DIRECTION} == FORWARD()) {	if ($self->{DIRECTION} == FORWARD()) {
$nextUnfiltered = $self->{HERE}->getNext();	$nextUnfiltered = $self->{HERE}->getNext();

} else {	} else {
$nextUnfiltered = $self->{HERE}->getPrevious();	$nextUnfiltered = $self->{HERE}->getPrevious();
}	}
Line 3516 sub new {	Line 3607 sub new {
weaken($self->{NAV_MAP} = shift);	weaken($self->{NAV_MAP} = shift);
$self->{ID} = shift;	$self->{ID} = shift;

	$self->{USERNAME} = $self->{NAV_MAP}->{USERNAME};
	$self->{DOMAIN} = $self->{NAV_MAP}->{DOMAIN};

# Store this new resource in the parent nav map's cache.	# Store this new resource in the parent nav map's cache.
$self->{NAV_MAP}->{RESOURCE_CACHE}->{$self->{ID}} = $self;	$self->{NAV_MAP}->{RESOURCE_CACHE}->{$self->{ID}} = $self;
$self->{RESOURCE_ERROR} = 0;	$self->{RESOURCE_ERROR} = 0;

	$self->{DUEDATE_CACHE} = undef;

# A hash that can be used by two-pass algorithms to store data	# A hash that can be used by two-pass algorithms to store data
# about this resource in. Not used by the resource object	# about this resource in. Not used by the resource object
# directly.	# directly.
Line 3538 sub navHash {	Line 3634 sub navHash {
my $param = shift;	my $param = shift;
my $id = shift;	my $id = shift;
my $arg = $param . ($id?$self->{ID}:"");	my $arg = $param . ($id?$self->{ID}:"");
if (defined($arg)) {	if (ref($self) && ref($self->{NAV_MAP}) && defined($arg)) {
return $self->{NAV_MAP}->navhash($arg);	return $self->{NAV_MAP}->navhash($arg);
}	}
return;	return;
Line 3779 sub is_practice {	Line 3875 sub is_practice {
sub is_problem {	sub is_problem {
my $self=shift;	my $self=shift;
my $src = $self->src();	my $src = $self->src();
if ($src =~ /\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|task)$/) {	if ($src =~ /$LONCAPA::assess_re/) {
return !($self->is_practice());	return !($self->is_practice());
}	}
return 0;	return 0;
Line 3802 my %incomplete_hash =	Line 3898 my %incomplete_hash =
sub is_incomplete {	sub is_incomplete {
my $self = shift;	my $self = shift;
if ($self->is_problem()) {	if ($self->is_problem()) {
&Apache::lonnet::logthis('is problem');
foreach my $part (@{$self->parts()}) {	foreach my $part (@{$self->parts()}) {
&Apache::lonnet::logthis("$part status ".$self->status($part));
if (exists($incomplete_hash{$self->status($part)})) {	if (exists($incomplete_hash{$self->status($part)})) {
return 1;	return 1;
}	}
Line 3816 sub is_incomplete {	Line 3910 sub is_incomplete {
sub is_raw_problem {	sub is_raw_problem {
my $self=shift;	my $self=shift;
my $src = $self->src();	my $src = $self->src();
if ($src =~ /\.(problem\|exam\|quiz\|assess\|survey\|form\|library\|task)$/) {	if ($src =~ /$LONCAPA::assess_re/) {
return 1;	return 1;
}	}
return 0;	return 0;
Line 3918 resource of the map.	Line 4012 resource of the map.

Returns a string with the type of the map in it.	Returns a string with the type of the map in it.

	=item *B<map_hierarchy>:

	Returns a string with a comma-separated ordered list of map_pc IDs
	for the hierarchy of maps containing a map, with the top level
	map first, then descending to deeper levels, with the enclosing map last.

=back	=back

=cut	=cut
Line 3948 sub map_type {	Line 4048 sub map_type {
my $pc = $self->map_pc();	my $pc = $self->map_pc();
return $self->navHash("map_type_$pc", 0);	return $self->navHash("map_type_$pc", 0);
}	}
	sub map_hierarchy {
	my $self = shift;
	my $pc = $self->map_pc();
	return $self->navHash("map_hierarchy_$pc", 0);
	}

#####	#####
# Property queries	# Property queries
Line 3978 their code.)	Line 4083 their code.)

=over 4	=over 4

=item * B<acc>:	=item * B<printable>

	returns true if the current date is such that the
	specified resource part is printable.

	=item * B<resprintable>

	Returns true if all parts in the resource are printable making the
	entire resource printable.

	=item * B<acc>

Get the Client IP/Name Access Control information.	Get the Client IP/Name Access Control information.

Line 4031 Get the weight for the problem.	Line 4146 Get the weight for the problem.

=cut	=cut

	sub printable {

	my ($self, $part) = @_;

	# Get the print open/close dates for the resource.

	my $start = $self->parmval("prinstartdate", $part);
	my $end = $self->parmval("printenddate", $part);

	# The following cases apply:
	# - No dates set: Printable.
	# - Start date set but no end date: Printable if now >= start date.
	# - End date set but no start date: Printable if now <= end date.
	# - both defined: printable if start <= now <= end
	#
	my $now = time();

	my $startok = 1;
	my $endok = 1;

	if ((defined $start) && ($start ne '')) {
	$startok = $start <= $now;
	}
	if ((defined $end) && ($end != '')) {
	$endok = $end >= $now;
	}
	return $startok && $endok;
	}

	sub resprintable {
	my $self = shift;

	# get parts...or realize there are no parts.

	my $partsref = $self->parts();
	my @parts = @$partsref;

	if ((!defined(@parts)) \|\| (scalar(@parts) == 0)) {
	return $self->printable(0);
	} else {
	foreach my $part (@parts) {
	if (!$self->printable($part)) {
	return 0;
	}
	}
	return 1;
	}
	}

sub acc {	sub acc {
(my $self, my $part) = @_;	(my $self, my $part) = @_;
my $acc = $self->parmval("acc", $part);	my $acc = $self->parmval("acc", $part);
Line 4083 sub checkedin {	Line 4247 sub checkedin {
}	}
}	}
# this should work exactly like the copy in lonhomework.pm	# this should work exactly like the copy in lonhomework.pm
	# Why is there a copy in lonhomework? Why not centralized?
	#
	# TODO: Centralize duedate.
	#

sub duedate {	sub duedate {
(my $self, my $part) = @_;	(my $self, my $part) = @_;
	if (defined ($self->{DUEDATE_CACHE}->{$part})) {
	return $self->{DUEDATE_CACHE}->{$part};
	}
my $date;	my $date;
my @interval=$self->parmval("interval", $part);	my @interval=$self->parmval("interval", $part);
my $due_date=$self->parmval("duedate", $part);	my $due_date=$self->parmval("duedate", $part);
Line 4101 sub duedate {	Line 4273 sub duedate {
} else {	} else {
$date = $due_date;	$date = $due_date;
}	}
	$self->{DUEDATE_CACHE}->{$part} = $date;
return $date;	return $date;
}	}
sub handgrade {	sub handgrade {
Line 4162 sub weight {	Line 4335 sub weight {
my $self = shift; my $part = shift;	my $self = shift; my $part = shift;
if (!defined($part)) { $part = '0'; }	if (!defined($part)) { $part = '0'; }
my $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight',	my $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight',
$self->symb(), $env{'user.domain'},	$self->symb(), $self->{DOMAIN},
$env{'user.name'},	$self->{USERNAME},
$env{'request.course.sec'});	$env{'request.course.sec'});
return $weight;	return $weight;
}	}
Line 4191 sub getReturnHash {	Line 4364 sub getReturnHash {
my $self = shift;	my $self = shift;

if (!defined($self->{RETURN_HASH})) {	if (!defined($self->{RETURN_HASH})) {
my %tmpHash = &Apache::lonnet::restore($self->symb());	my %tmpHash = &Apache::lonnet::restore($self->symb(),undef,$self->{DOMAIN},$self->{USERNAME});
$self->{RETURN_HASH} = \%tmpHash;	$self->{RETURN_HASH} = \%tmpHash;
}	}
}	}
Line 4703 Information not available due to network	Line 4876 Information not available due to network

Attempted, and not yet graded.	Attempted, and not yet graded.

	=item * B<CREDIT_ATTEMPTED>:

	Attempted, and credit received for attempt (survey and anonymous survey only).

=back	=back

=cut	=cut
Line 4714 sub CORRECT { return 13; }	Line 4891 sub CORRECT { return 13; }
sub CORRECT_BY_OVERRIDE { return 14; }	sub CORRECT_BY_OVERRIDE { return 14; }
sub EXCUSED { return 15; }	sub EXCUSED { return 15; }
sub ATTEMPTED { return 16; }	sub ATTEMPTED { return 16; }
	sub CREDIT_ATTEMPTED { return 17; }

sub getCompletionStatus {	sub getCompletionStatus {
my $self = shift;	my $self = shift;
Line 4732 sub getCompletionStatus {	Line 4910 sub getCompletionStatus {
if ($status eq 'incorrect_by_override') {return $self->INCORRECT_BY_OVERRIDE; }	if ($status eq 'incorrect_by_override') {return $self->INCORRECT_BY_OVERRIDE; }
if ($status eq 'excused') {return $self->EXCUSED; }	if ($status eq 'excused') {return $self->EXCUSED; }
if ($status eq 'ungraded_attempted') {return $self->ATTEMPTED; }	if ($status eq 'ungraded_attempted') {return $self->ATTEMPTED; }
	if ($status eq 'credit_attempted') {
	if ($self->is_anonsurvey($part) \|\| $self->is_survey($part)) {
	return $self->CREDIT_ATTEMPTED;
	} else {
	return $self->ATTEMPTED;
	}
	}
return $self->NOT_ATTEMPTED;	return $self->NOT_ATTEMPTED;
}	}

Line 4821 The item is open and not yet tried.	Line 5006 The item is open and not yet tried.

The problem has been attempted.	The problem has been attempted.

	=item * B<CREDIT_ATTEMPTED>:

	The problem has been attempted, and credit given for the attempt (survey and anonymous survey only).

=item * B<ANSWER_SUBMITTED>:	=item * B<ANSWER_SUBMITTED>:

An answer has been submitted, but the student should not see it.	An answer has been submitted, but the student should not see it.
Line 4894 sub status {	Line 5083 sub status {
return ATTEMPTED;	return ATTEMPTED;
}	}

	if ($completionStatus == CREDIT_ATTEMPTED) {
	return CREDIT_ATTEMPTED;
	}

# If it's EXCUSED, then return that no matter what	# If it's EXCUSED, then return that no matter what
if ($completionStatus == EXCUSED) {	if ($completionStatus == EXCUSED) {
return EXCUSED;	return EXCUSED;
Line 4932 sub status {	Line 5125 sub status {
}	}

# Otherwise, it's untried and open	# Otherwise, it's untried and open
return OPEN;	return OPEN;
}	}

sub check_for_slot {	sub check_for_slot {
my $self = shift;	my $self = shift;
my $part = shift;	my $part = shift;
	my $symb = $self->symb();
my ($use_slots,$available,$availablestudent) = $self->slot_control($part);	my ($use_slots,$available,$availablestudent) = $self->slot_control($part);
if (($use_slots ne '') && ($use_slots !~ /^\sno\s$/i)) {	if (($use_slots ne '') && ($use_slots !~ /^\sno\s$/i)) {
my @slots = (split(/:/,$availablestudent),split(/:/,$available));	my @slots = (split(/:/,$availablestudent),split(/:/,$available));
Line 4945 sub check_for_slot {	Line 5139 sub check_for_slot {
my $cdom=$env{'course.'.$cid.'.domain'};	my $cdom=$env{'course.'.$cid.'.domain'};
my $cnum=$env{'course.'.$cid.'.num'};	my $cnum=$env{'course.'.$cid.'.num'};
my $now = time;	my $now = time;
	my $num_usable_slots = 0;
if (@slots > 0) {	if (@slots > 0) {
my %slots=&Apache::lonnet::get('slots',[@slots],$cdom,$cnum);	my %slots=&Apache::lonnet::get('slots',[@slots],$cdom,$cnum);
if (&Apache::lonnet::error(%slots)) {	if (&Apache::lonnet::error(%slots)) {
return (UNKNOWN);	return (UNKNOWN);
}	}
my @sorted_slots = &Apache::loncommon::sorted_slots(\@slots,\%slots);	my @sorted_slots = &Apache::loncommon::sorted_slots(\@slots,\%slots,'starttime');
my ($checkedin,$checkedinslot);	my ($checkedin,$checkedinslot);
foreach my $slot_name (@sorted_slots) {	foreach my $slot_name (@sorted_slots) {
next if (!defined($slots{$slot_name}) \|\|	next if (!defined($slots{$slot_name}) \|\| !ref($slots{$slot_name}));
!ref($slots{$slot_name}));
my $end = $slots{$slot_name}->{'endtime'};	my $end = $slots{$slot_name}->{'endtime'};
my $start = $slots{$slot_name}->{'starttime'};	my $start = $slots{$slot_name}->{'starttime'};
my $ip = $slots{$slot_name}->{'ip'};	my $ip = $slots{$slot_name}->{'ip'};
if ($self->simpleStatus() == OPEN) {	if ($self->simpleStatus() == OPEN) {
my $startreserve = $slots{$slot_name}->{'startreserve'};
my @proctors;
if ($slots{$slot_name}->{'proctor'} ne '') {
@proctors = split(',',$slots{$slot_name}->{'proctor'});
}
if ($end > $now) {	if ($end > $now) {
($checkedin,$checkedinslot) = $self->checkedin();	if ($start > $now) {
if ($startreserve < $now) {	return (RESERVED_LATER,$start,$slot_name);
if ($start > $now) {	} else {
return (RESERVED_LATER,$start,$slot_name);	if ($ip ne '') {
} else {	if (!&Apache::loncommon::check_ip_acc($ip)) {
if ($ip ne '') {	return (RESERVED_LOCATION,$ip,$slot_name);
if (!&Apache::loncommon::check_ip_acc($ip)) {
return (RESERVED_LOCATION,$ip,$slot_name);
}
}
if (@proctors > 0) {
unless ((grep(/^\Q$checkedin\E/,@proctors)) &&
($checkedinslot eq $slot_name)) {
return (NEEDS_CHECKIN,undef,$slot_name);
}
}	}
return (RESERVED,$end,$slot_name);
}	}
} else {	my @proctors;
if ($start > $now) {	if ($slots{$slot_name}->{'proctor'} ne '') {
return (RESERVABLE,$startreserve,$slot_name);	@proctors = split(',',$slots{$slot_name}->{'proctor'});
	}
	if (@proctors > 0) {
	($checkedin,$checkedinslot) = $self->checkedin();
	unless ((grep(/^\Q$checkedin\E/,@proctors)) &&
	($checkedinslot eq $slot_name)) {
	return (NEEDS_CHECKIN,undef,$slot_name);
	}
}	}
	return (RESERVED,$end,$slot_name);
}	}
}	}
	} elsif ($end > $now) {
	$num_usable_slots ++;
}	}
}	}
my ($is_correct,$got_grade);	my ($is_correct,$got_grade);
Line 4996 sub check_for_slot {	Line 5185 sub check_for_slot {
my $taskstatus = $self->taskstatus();	my $taskstatus = $self->taskstatus();
$is_correct = (($taskstatus eq 'pass') \|\|	$is_correct = (($taskstatus eq 'pass') \|\|
($self->solved() =~ /^correct_/));	($self->solved() =~ /^correct_/));
$got_grade = ($self->solved() =~ /^(?:pass\|fail)$/);	$got_grade = ($taskstatus =~ /^(?:pass\|fail)$/);
} else {	} else {
$got_grade = 1;	$got_grade = 1;
$is_correct = ($self->solved() =~ /^correct_/);	$is_correct = ($self->solved() =~ /^correct_/);
Line 5009 sub check_for_slot {	Line 5198 sub check_for_slot {
return (CORRECT);	return (CORRECT);
}	}
}	}
return(NOT_IN_A_SLOT);	if ($num_usable_slots) {
} else {
if (!$future_slots_checked) {
$future_slots = &get_future_slots($cdom,$cnum,$now);
$future_slots_checked = 1;
}
if ($future_slots) {
return(NOT_IN_A_SLOT);	return(NOT_IN_A_SLOT);
}	}
return(NOTRESERVABLE);
}	}
}	my $reservable = &Apache::lonnet::get_reservable_slots($cnum,$cdom,$env{'user.name'},
return;	$env{'user.domain'});
}	if (ref($reservable) eq 'HASH') {
	if ((ref($reservable->{'now_order'}) eq 'ARRAY') && (ref($reservable->{'now'}) eq 'HASH')) {
sub get_future_slots {	foreach my $slot (reverse (@{$reservable->{'now_order'}})) {
my ($cdom,$cnum,$now) = @_;	if (($reservable->{'now'}{$slot}{'symb'} eq '') \|\|
my %slots=&Apache::lonnet::dump('slots',$cdom,$cnum);	($reservable->{'now'}{$slot}{'symb'} eq $symb)) {
my $future_slots = 0;	return(RESERVABLE,$reservable->{'now'}{$slot}{'endreserve'});
foreach my $slot (keys(%slots)) {	}
if (($slots{$slot}->{'starttime'} > $now) &&	}
($slots{$slot}->{'endtime'} > $now)) {	}
$future_slots ++;	if ((ref($reservable->{'future_order'}) eq 'ARRAY') && (ref($reservable->{'future'}) eq 'HASH')) {
	foreach my $slot (@{$reservable->{'future_order'}}) {
	if (($reservable->{'future'}{$slot}{'symb'} eq '') \|\|
	($reservable->{'future'}{$slot}{'symb'} eq $symb)) {
	return(RESERVABLE_LATER,$reservable->{'future'}{$slot}{'startreserve'});
	}
	}
	}
}	}
	return(NOTRESERVABLE);
}	}
return $future_slots;	return;
}	}

sub CLOSED { return 23; }	sub CLOSED { return 23; }
Line 5086 my %compositeToSimple =	Line 5276 my %compositeToSimple =
INCORRECT() => INCORRECT,	INCORRECT() => INCORRECT,
OPEN() => OPEN,	OPEN() => OPEN,
ATTEMPTED() => ATTEMPTED,	ATTEMPTED() => ATTEMPTED,
	CREDIT_ATTEMPTED() => CORRECT,
ANSWER_SUBMITTED() => ATTEMPTED	ANSWER_SUBMITTED() => ATTEMPTED
);	);

Line 5160 sub completable {	Line 5351 sub completable {
# and it is not "attempted" (manually graded problem), it is	# and it is not "attempted" (manually graded problem), it is
# not "complete"	# not "complete"
if ($self->getCompletionStatus($part) == ATTEMPTED() \|\|	if ($self->getCompletionStatus($part) == ATTEMPTED() \|\|
	$self->getCompletionStatus($part) == CREDIT_ATTEMPTED() \|\|
$status == ANSWER_SUBMITTED() ) {	$status == ANSWER_SUBMITTED() ) {
# did this part already, as well as we can	# did this part already, as well as we can
next;	next;

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.444
changed lines
	Added in v.1.479