Diff for /loncom/interface/lonnavmaps.pm between versions 1.237 and 1.267.2.8

version 1.237, 2003/10/04 18:13:36 version 1.267.2.8, 2004/10/07 19:55:52
Line 25 Line 25
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
 # (Page Handler  ###
 #  
 # (TeX Content Handler  
 #  
 # 05/29/00,05/30 Gerd Kortemeyer)  
 # 08/30,08/31,09/06,09/14,09/15,09/16,09/19,09/20,09/21,09/23,  
 # 10/02,10/10,10/14,10/16,10/18,10/19,10/31,11/6,11/14,11/16 Gerd Kortemeyer)  
 #  
 # 3/1/1,6/1,17/1,29/1,30/1,2/8,9/21,9/24,9/25 Gerd Kortemeyer  
 # YEAR=2002  
 # 1/1 Gerd Kortemeyer  
 # Oct-Nov Jeremy Bowers  
 # YEAR=2003  
 # Jeremy Bowers ... lots of days  
   
 package Apache::lonnavmaps;  package Apache::lonnavmaps;
   
Line 150  sub real_handler { Line 137  sub real_handler {
     $r->print('</head>'.      $r->print('</head>'.
               &Apache::loncommon::bodytag('Navigate Course Contents','',                &Apache::loncommon::bodytag('Navigate Course Contents','',
                                     $addentries,'','',$ENV{'form.register'}));                                      $addentries,'','',$ENV{'form.register'}));
     $r->print('<script>window.focus();</script>');      $r->print('<script>window.focus();</script>'.
         &Apache::loncommon::help_open_menu('','Navigation Screen','Navigation_Screen','',undef,'RAT'));
        
     $r->rflush();      $r->rflush();
   
     # Check that it's defined      # Check that it's defined
Line 303  sub getLinkForResource { Line 291  sub getLinkForResource {
   
     # Check to see if there are any pages in the stack      # Check to see if there are any pages in the stack
     foreach $res (@$stack) {      foreach $res (@$stack) {
         if (defined($res) && $res->is_page()) {          if (defined($res)) {
             return $res->src();      if ($res->is_page()) {
    return $res->src();
       }
               # in case folder was skipped over as "only sequence"
       my ($map,$id,$src)=&Apache::lonnet::decode_symb($res->symb());
       if ($map=~/\.page$/) {
    return &Apache::lonnet::clutter($map).'#'.
       &Apache::lonnet::escape(&Apache::lonnet::declutter($src));
       }
         }          }
     }      }
   
Line 319  sub getLinkForResource { Line 315  sub getLinkForResource {
     return $res->src();      return $res->src();
 }  }
   
 # Convenience function: This seperates the logic of how to create  # Convenience function: This separates the logic of how to create
 # the problem text strings ("Due: DATE", "Open: DATE", "Not yet assigned",  # the problem text strings ("Due: DATE", "Open: DATE", "Not yet assigned",
 # etc.) into a seperate function. It takes a resource object as the  # etc.) into a separate function. It takes a resource object as the
 # first parameter, and the part number of the resource as the second.  # first parameter, and the part number of the resource as the second.
 # It's basically a big switch statement on the status of the resource.  # It's basically a big switch statement on the status of the resource.
   
Line 371  sub getDescription { Line 367  sub getDescription {
                 $triesString = "<b>$triesString</b>";                  $triesString = "<b>$triesString</b>";
             }              }
         }          }
         if ($res->duedate()) {          if ($res->duedate($part)) {
             return &mt("Due")." " . timeToHumanString($res->duedate($part)) .              return &mt("Due")." " . timeToHumanString($res->duedate($part)) .
                 " $triesString";                  " $triesString";
         } else {          } else {
Line 386  sub getDescription { Line 382  sub getDescription {
 # Convenience function, so others can use it: Is the problem due in less then  # Convenience function, so others can use it: Is the problem due in less then
 # 24 hours, and still can be done?  # 24 hours, and still can be done?
   
 sub dueInLessThen24Hours {  sub dueInLessThan24Hours {
     my $res = shift;      my $res = shift;
     my $part = shift;      my $part = shift;
     my $status = $res->status($part);      my $status = $res->status($part);
   
     return ($status == $res->OPEN() ||      return ($status == $res->OPEN() ||
             $status == $res->TRIES_LEFT()) &&              $status == $res->TRIES_LEFT()) &&
            $res->duedate() && $res->duedate() < time()+(24*60*60) &&      $res->duedate($part) && $res->duedate($part) < time()+(24*60*60) &&
            $res->duedate() > time();      $res->duedate($part) > time();
 }  }
   
 # Convenience function, so others can use it: Is there only one try remaining for the  # Convenience function, so others can use it: Is there only one try remaining for the
Line 406  sub lastTry { Line 402  sub lastTry {
     my $tries = $res->tries($part);      my $tries = $res->tries($part);
     my $maxtries = $res->maxtries($part);      my $maxtries = $res->maxtries($part);
     return $tries && $maxtries && $maxtries > 1 &&      return $tries && $maxtries && $maxtries > 1 &&
         $maxtries - $tries == 1 && $res->duedate() &&          $maxtries - $tries == 1 && $res->duedate($part) &&
         $res->duedate() > time();          $res->duedate($part) > time();
 }  }
   
 # This puts a human-readable name on the ENV variable.  # This puts a human-readable name on the ENV variable.
Line 501  sub timeToHumanString { Line 497  sub timeToHumanString {
         # HH:MM          # HH:MM
         if ( $delta < $day * 5 ) {          if ( $delta < $day * 5 ) {
             my $timeStr = strftime("%A, %b %e at %I:%M %P", localtime($time));              my $timeStr = strftime("%A, %b %e at %I:%M %P", localtime($time));
             $timeStr =~ s/12:00 am/midnight/;              $timeStr =~ s/12:00 am/00:00/;
             $timeStr =~ s/12:00 pm/noon/;              $timeStr =~ s/12:00 pm/noon/;
             return ($inPast ? "last " : "next ") .              return ($inPast ? "last " : "next ") .
                 $timeStr;                  $timeStr;
Line 511  sub timeToHumanString { Line 507  sub timeToHumanString {
         if ( $time[5] == $now[5]) {          if ( $time[5] == $now[5]) {
             # Return on Month Day, HH:MM meridian              # Return on Month Day, HH:MM meridian
             my $timeStr = strftime("on %A, %b %e at %I:%M %P", localtime($time));              my $timeStr = strftime("on %A, %b %e at %I:%M %P", localtime($time));
             $timeStr =~ s/12:00 am/midnight/;              $timeStr =~ s/12:00 am/00:00/;
             $timeStr =~ s/12:00 pm/noon/;              $timeStr =~ s/12:00 pm/noon/;
             return $timeStr;              return $timeStr;
         }          }
   
         # Not this year, so show the year          # Not this year, so show the year
         my $timeStr = strftime("on %A, %b %e %G at %I:%M %P", localtime($time));          my $timeStr = strftime("on %A, %b %e %Y at %I:%M %P", localtime($time));
         $timeStr =~ s/12:00 am/midnight/;          $timeStr =~ s/12:00 am/00:00/;
         $timeStr =~ s/12:00 pm/noon/;          $timeStr =~ s/12:00 pm/noon/;
         return $timeStr;          return $timeStr;
     }      }
Line 869  sub render_resource { Line 865  sub render_resource {
     my $filter = $it->{FILTER};      my $filter = $it->{FILTER};
   
     my $title = $resource->compTitle();      my $title = $resource->compTitle();
     if ($src =~ /^\/uploaded\//) {  
         $nonLinkedText=$title;  
         $title = '';  
     }  
     my $partLabel = "";      my $partLabel = "";
     my $newBranchText = "";      my $newBranchText = "";
           
Line 895  sub render_resource { Line 888  sub render_resource {
             $icon = $params->{'indentString'};              $icon = $params->{'indentString'};
         }          }
     } else {      } else {
  my $curfext= (split (/\./,$resource->src))[-1];   $icon = "<img src='".&Apache::loncommon::icon($resource->src).
  my $embstyle = &Apache::loncommon::fileembstyle($curfext);      "' alt='' border='0' />";
  # The unless conditional that follows is a bit of overkill  
  if (!(!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn')) {  
     $icon = "<img src='/adm/lonIcons/$curfext.gif' alt='' border='0' />";  
  }  
     }      }
   
     # Display the correct map icon to open or shut map      # Display the correct map icon to open or shut map
Line 970  sub render_resource { Line 959  sub render_resource {
   
     if ($resource->is_problem() && $part ne '0' &&       if ($resource->is_problem() && $part ne '0' && 
         !$params->{'condensed'}) {          !$params->{'condensed'}) {
         $partLabel = " (Part $part)";   my $displaypart=&Apache::lonnet::EXT('resource.'.$part.'.display',
        $resource->symb());
    unless ($displaypart) { $displaypart=$part; }
           $partLabel = " (Part: $displaypart)";
    $link.='#'.&Apache::lonnet::escape($part);
         $title = "";          $title = "";
     }      }
   
Line 978  sub render_resource { Line 971  sub render_resource {
         $nonLinkedText .= ' (' . $resource->countParts() . ' parts)';          $nonLinkedText .= ' (' . $resource->countParts() . ' parts)';
     }      }
   
     if (!$params->{'resource_nolink'} && $src !~ /^\/uploaded\// &&      if (!$params->{'resource_nolink'} && !$resource->is_sequence() && !$resource->is_empty_sequence) {
  !$resource->is_sequence()) {  
         $result .= "  $curMarkerBegin<a href='$link'>$title$partLabel</a>$curMarkerEnd $nonLinkedText</td>";          $result .= "  $curMarkerBegin<a href='$link'>$title$partLabel</a>$curMarkerEnd $nonLinkedText</td>";
     } else {      } else {
         $result .= "  $curMarkerBegin$title$partLabel$curMarkerEnd $nonLinkedText</td>";          $result .= "  $curMarkerBegin$title$partLabel$curMarkerEnd $nonLinkedText</td>";
Line 1016  sub render_communication_status { Line 1008  sub render_communication_status {
           
     if ($resource->getErrors()) {      if ($resource->getErrors()) {
         my $errors = $resource->getErrors();          my $errors = $resource->getErrors();
           my $errorcount = 0;
         foreach (split(/,/, $errors)) {          foreach (split(/,/, $errors)) {
               last if ($errorcount>=10); # Only output 10 bombs maximum
             if ($_) {              if ($_) {
                   $errorcount++;
                 $errorHTML .= '&nbsp;<a href="/adm/email?display='                  $errorHTML .= '&nbsp;<a href="/adm/email?display='
                     . &Apache::lonnet::escape($_) . '">'                      . &Apache::lonnet::escape($_) . '">'
                     . '<img src="/adm/lonMisc/bomb.gif" '                      . '<img src="/adm/lonMisc/bomb.gif" '
Line 1069  sub render_long_status { Line 1064  sub render_long_status {
     if ($resource->is_problem()) {      if ($resource->is_problem()) {
         $color = $colormap{$resource->status};          $color = $colormap{$resource->status};
                   
         if (dueInLessThen24Hours($resource, $part) ||          if (dueInLessThan24Hours($resource, $part) ||
             lastTry($resource, $part)) {              lastTry($resource, $part)) {
             $color = $hurryUpColor;              $color = $hurryUpColor;
         }          }
Line 1121  my @statuses = ($resObj->CORRECT, $resOb Line 1116  my @statuses = ($resObj->CORRECT, $resOb
 use Data::Dumper;  use Data::Dumper;
 sub render_parts_summary_status {  sub render_parts_summary_status {
     my ($resource, $part, $params) = @_;      my ($resource, $part, $params) = @_;
     if (!$resource->is_problem()) { return '<td></td>'; }      if (!$resource->is_problem() && !$resource->contains_problem) { return '<td></td>'; }
     if ($params->{showParts}) {       if ($params->{showParts}) { 
  return '<td></td>';   return '<td></td>';
     }      }
   
     my $td = "<td align='right'>\n";      my $td = "<td align='right'>\n";
     my $endtd = "</td>\n";      my $endtd = "</td>\n";
       my @probs;
   
     # If there is a single part, just show the simple status      if ($resource->contains_problem) {
     if ($resource->singlepart()) {   @probs=$resource->retrieveResources($resource,sub { $_[0]->is_problem() },1,0);
  my $status = $resource->simpleStatus('0');      } else {
  return $td . "<font color='" . $statusColors{$status} . "'>"   @probs=($resource);
     . $statusStrings{$status} . "</font>" . $endtd;      }
     }      my $return;
       my %overallstatus;
     # Now we can be sure the $part doesn't really matter.      my $totalParts;
     my $statusCount = $resource->simpleStatusCount();      foreach my $resource (@probs) {
     my @counts;   # If there is a single part, just show the simple status
     foreach my $status(@statuses) {   if ($resource->singlepart()) {
  # decouple display order from the simpleStatusCount order      my $status = $resource->simpleStatus(${$resource->parts}[0]);
  my $slot = Apache::lonnavmaps::resource::statusToSlot($status);      $overallstatus{$status}++;
  if ($statusCount->[$slot]) {      $totalParts++;
     push @counts, "<font color='" . $statusColors{$status} .      next;
  "'>" . $statusCount->[$slot] . ' '   }
    # Now we can be sure the $part doesn't really matter.
    my $statusCount = $resource->simpleStatusCount();
    my @counts;
    foreach my $status (@statuses) {
       # decouple display order from the simpleStatusCount order
       my $slot = Apache::lonnavmaps::resource::statusToSlot($status);
       if ($statusCount->[$slot]) {
    $overallstatus{$status}+=$statusCount->[$slot];
    $totalParts+=$statusCount->[$slot];
       }
    }
       }
       $return.= $td . $totalParts . ' parts: ';
       foreach my $status (@statuses) {
    if ($overallstatus{$status}) {
       $return.="<font color='" . $statusColors{$status} .
    "'>" . $overallstatus{$status} . ' '
  . $statusStrings{$status} . "</font>";   . $statusStrings{$status} . "</font>";
  }   }
     }      }
       $return.= $endtd;
     return $td . $resource->countParts() . ' parts: ' . join (', ', @counts) . $endtd;      return $return;
 }  }
   
 my @preparedColumns = (\&render_resource, \&render_communication_status,  my @preparedColumns = (\&render_resource, \&render_communication_status,
Line 1184  sub render { Line 1197  sub render {
     my $jump = $args->{'jump'};      my $jump = $args->{'jump'};
     my $here = $args->{'here'};      my $here = $args->{'here'};
     my $suppressNavmap = setDefault($args->{'suppressNavmap'}, 0);      my $suppressNavmap = setDefault($args->{'suppressNavmap'}, 0);
       my $closeAllPages = setDefault($args->{'closeAllPages'}, 0);
     my $currentJumpDelta = 2; # change this to change how many resources are displayed      my $currentJumpDelta = 2; # change this to change how many resources are displayed
                              # before the current resource when using #current                               # before the current resource when using #current
   
Line 1246  sub render { Line 1260  sub render {
         # We only need to do this if we need to open the maps to show the          # We only need to do this if we need to open the maps to show the
         # current position. This will change the counter so we can't count          # current position. This will change the counter so we can't count
         # for the jump marker with this loop.          # for the jump marker with this loop.
         while (($curRes = $mapIterator->next()) && !$found) {          while ($here && ($curRes = $mapIterator->next()) && !$found) {
             if (ref($curRes) && $curRes->symb() eq $here) {              if (ref($curRes) && $curRes->symb() eq $here) {
                 my $mapStack = $mapIterator->getStack();                  my $mapStack = $mapIterator->getStack();
                                   
Line 1292  sub render { Line 1306  sub render {
             $args->{'iterator'} = $it = $navmap->getIterator(undef, undef, $filterHash, $condition);              $args->{'iterator'} = $it = $navmap->getIterator(undef, undef, $filterHash, $condition);
         }          }
     }      }
       
     # (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 1355  sub render { Line 1369  sub render {
                 "&here=" . Apache::lonnet::escape($here) .                   "&here=" . Apache::lonnet::escape($here) . 
                 "\">".&mt('Open All Folders')."</a>";                  "\">".&mt('Open All Folders')."</a>";
         }          }
         $result .= "<br /><br />\n";          $result .= "\n";
     }          }
   
       # Check for any unread discussions in all resources.
       if (!$args->{'resource_no_folder_link'}) {
    my $time=time;
    my $mapr = &mt('Mark all posts read');
    $result .= (<<END);
           &nbsp;&nbsp;&nbsp;<a href="javascript:document.clearbubbles.submit()">$mapr</a>&nbsp;<a href="javascript:void(open('/adm/help/NavMaps_MarkPosts_Read.hlp', 'Help_for_NavMaps_MarkPosts', 'menubar=0,toolbar=1,scrollbars=1,width=350,height=400,resizable=yes'))" title="Online Help"><image src="/adm/help/gif/smallHelp.gif" border="0" alt="(Help: NavMaps_MarkPostsLink)" /></a>
    <form name="clearbubbles" method="post" action="/adm/feedback">
    <input type="hidden" name="navurl" value="$ENV{'QUERY_STRING'}" />
    <input type="hidden" name="navtime" value="$time" />
    </form>
   END
       }
       $result .= "<br />\n";
     if ($r) {      if ($r) {
         $r->print($result);          $r->print($result);
         $r->rflush();          $r->rflush();
Line 1429  sub render { Line 1456  sub render {
     $args->{'here'} = $here;      $args->{'here'} = $here;
   
     $args->{'indentLevel'} = -1; # first BEGIN_MAP takes this to 0      $args->{'indentLevel'} = -1; # first BEGIN_MAP takes this to 0
     while ($curRes = $it->next()) {      while ($curRes = $it->next($closeAllPages)) {
         # Maintain indentation level.          # Maintain indentation level.
         if ($curRes == $it->BEGIN_MAP() ||          if ($curRes == $it->BEGIN_MAP() ||
             $curRes == $it->BEGIN_BRANCH() ) {              $curRes == $it->BEGIN_BRANCH() ) {
Line 1545  sub render { Line 1572  sub render {
             my $filter = $it->{FILTER};              my $filter = $it->{FILTER};
             my $stack = $it->getStack();              my $stack = $it->getStack();
             my $src = getLinkForResource($stack);              my $src = getLinkForResource($stack);
                           my $anchor='';
               if ($src=~s/(\#.*$)//) {
    $anchor=$1;
       }
             my $srcHasQuestion = $src =~ /\?/;              my $srcHasQuestion = $src =~ /\?/;
             $args->{"resourceLink"} = $src.              $args->{"resourceLink"} = $src.
                 ($srcHasQuestion?'&':'?') .                  ($srcHasQuestion?'&':'?') .
                 'symb=' . &Apache::lonnet::escape($curRes->symb());                  'symb=' . &Apache::lonnet::escape($curRes->symb()).
    $anchor;
                           
             # Now, display each column.              # Now, display each column.
             foreach my $col (@$cols) {              foreach my $col (@$cols) {
Line 1586  sub render { Line 1617  sub render {
     # If we have the connection, make sure the user is still connected      # If we have the connection, make sure the user is still connected
     my $c = $r->connection;      my $c = $r->connection;
     if ($c->aborted()) {      if ($c->aborted()) {
  Apache::lonnet::logthis("navmaps aborted");  
  # Who cares what we do, nobody will see it anyhow.   # Who cares what we do, nobody will see it anyhow.
  return '';   return '';
     }      }
Line 1601  sub render { Line 1631  sub render {
     # it's quite likely this might fix other browsers, too, and       # it's quite likely this might fix other browsers, too, and 
     # certainly won't hurt anything.      # certainly won't hurt anything.
     if ($displayedJumpMarker) {      if ($displayedJumpMarker) {
         $result .= "<script>setTimeout(\"location += '#curloc';\", 0)</script>\n";          $result .= "
   <script>
   if (location.href.indexOf('#curloc')==-1) {
       setTimeout(\"location += '#curloc';\", 0)
   }
   </script>";
     }      }
   
     $result .= "</table>";      $result .= "</table>";
Line 1792  sub generate_course_user_opt { Line 1827  sub generate_course_user_opt {
   
 sub generate_email_discuss_status {  sub generate_email_discuss_status {
     my $self = shift;      my $self = shift;
       my $symb = shift;
     if ($self->{EMAIL_DISCUSS_GENERATED}) { return; }      if ($self->{EMAIL_DISCUSS_GENERATED}) { return; }
   
     my $cid=$ENV{'request.course.id'};      my $cid=$ENV{'request.course.id'};
Line 1804  sub generate_email_discuss_status { Line 1840  sub generate_email_discuss_status {
    $courseLeaveTime : $logoutTime);     $courseLeaveTime : $logoutTime);
     my %discussiontime = &Apache::lonnet::dump('discussiontimes',       my %discussiontime = &Apache::lonnet::dump('discussiontimes', 
        $cdom, $cnum);         $cdom, $cnum);
       my %lastread = &Apache::lonnet::dump('nohist_'.$cid.'_discuss',
                                           $ENV{'user.domain'},$ENV{'user.name'},'lastread');
       my %lastreadtime = ();
       foreach (keys %lastread) {
           my $key = $_;
           $key =~ s/_lastread$//;
           $lastreadtime{$key} = $lastread{$_};
       }
   
     my %feedback=();      my %feedback=();
     my %error=();      my %error=();
     my $keys = &Apache::lonnet::reply('keys:'.      my $keys = &Apache::lonnet::reply('keys:'.
Line 1813  sub generate_email_discuss_status { Line 1858  sub generate_email_discuss_status {
           
     foreach my $msgid (split(/\&/, $keys)) {      foreach my $msgid (split(/\&/, $keys)) {
  $msgid=&Apache::lonnet::unescape($msgid);   $msgid=&Apache::lonnet::unescape($msgid);
  my $plain=&Apache::lonnet::unescape(&Apache::lonnet::unescape($msgid));   if ((!$emailstatus{$msgid}) || ($emailstatus{$msgid} eq 'new')) {
  if ($plain=~/(Error|Feedback) \[([^\]]+)\]/) {      my $plain=
     my ($what,$url)=($1,$2);   &Apache::lonnet::unescape(&Apache::lonnet::unescape($msgid));
     my %status=      if ($plain=~/(Error|Feedback) \[([^\]]+)\]/) {
  &Apache::lonnet::get('email_status',[$msgid]);   my ($what,$url)=($1,$2);
     if ($status{$msgid}=~/^error\:/) {   
  $status{$msgid}='';   
     }  
       
     if (($status{$msgid} eq 'new') ||   
  (!$status{$msgid})) {   
  if ($what eq 'Error') {   if ($what eq 'Error') {
     $error{$url}.=','.$msgid;       $error{$url}.=','.$msgid; 
  } else {   } else {
Line 1833  sub generate_email_discuss_status { Line 1872  sub generate_email_discuss_status {
  }   }
     }      }
           
       #url's of resources that have feedbacks
     $self->{FEEDBACK} = \%feedback;      $self->{FEEDBACK} = \%feedback;
     $self->{ERROR_MSG} = \%error; # what is this? JB      #or errors
       $self->{ERROR_MSG} = \%error;
     $self->{DISCUSSION_TIME} = \%discussiontime;      $self->{DISCUSSION_TIME} = \%discussiontime;
     $self->{EMAIL_STATUS} = \%emailstatus;      $self->{EMAIL_STATUS} = \%emailstatus;
       $self->{LAST_READ} = \%lastreadtime;
           
     $self->{EMAIL_DISCUSS_GENERATED} = 1;      $self->{EMAIL_DISCUSS_GENERATED} = 1;
 }  }
Line 1905  sub hasDiscussion { Line 1947  sub hasDiscussion {
     if (!defined($self->{DISCUSSION_TIME})) { return 0; }      if (!defined($self->{DISCUSSION_TIME})) { return 0; }
   
     #return defined($self->{DISCUSSION_TIME}->{$symb});      #return defined($self->{DISCUSSION_TIME}->{$symb});
     return $self->{DISCUSSION_TIME}->{$symb} >  
            $self->{LAST_CHECK};  # backward compatibility (bulletin boards used to be 'wrapped')
       my $ressymb = $symb;
       if ($ressymb =~ m|adm/(\w+)/(\w+)/(\d+)/bulletinboard$|) {
           unless ($ressymb =~ m|adm/wrapper/adm|) {
               $ressymb = 'bulletin___'.$3.'___adm/wrapper/adm/'.$1.'/'.$2.'/'.$3.'/bulletinboard';
           }
       }
   
       if ( defined ( $self->{LAST_READ}->{$ressymb} ) ) {
           return $self->{DISCUSSION_TIME}->{$ressymb} > $self->{LAST_READ}->{$ressymb};
       } else {
   #        return $self->{DISCUSSION_TIME}->{$ressymb} >  $self->{LAST_CHECK}; # v.1.1 behavior 
           return $self->{DISCUSSION_TIME}->{$ressymb} >  0; # in 1.2 will display speech bubble icons for all items with posts until marked as read (even if read in v 1.1).
       }
 }  }
   
 # Private method: Does the given resource (as a symb string) have  # Private method: Does the given resource (as a symb string) have
Line 2103  sub parmval_real { Line 2158  sub parmval_real {
   
 # ----------------------------------------------------- fourth , check default  # ----------------------------------------------------- fourth , check default
   
     my $default=&Apache::lonnet::metadata($fn,$rwhat.'.default');      my $meta_rwhat=$rwhat;
       $meta_rwhat=~s/\./_/g;
       my $default=&Apache::lonnet::metadata($fn,$meta_rwhat);
       if (defined($default)) { return $default}
       $default=&Apache::lonnet::metadata($fn,'parameter_'.$meta_rwhat);
     if (defined($default)) { return $default}      if (defined($default)) { return $default}
   
 # --------------------------------------------------- fifth , cascade up parts  # --------------------------------------------------- fifth , cascade up parts
Line 2158  want to know is if I<any> resources matc Line 2217  want to know is if I<any> resources matc
 parameter will allow you to avoid potentially expensive enumeration of  parameter will allow you to avoid potentially expensive enumeration of
 all matching resources.  all matching resources.
   
 =item * B<hasResources>(map, filterFunc, recursive):  =item * B<hasResource>(map, filterFunc, recursive):
   
 Convience method for  Convience method for
   
Line 2346  consisting entirely of empty resources e Line 2405  consisting entirely of empty resources e
 ending resource, will cause a lot of BRANCH_STARTs and BRANCH_ENDs,  ending resource, will cause a lot of BRANCH_STARTs and BRANCH_ENDs,
 but only one resource will be returned.  but only one resource will be returned.
   
   =back
   
 =head2 Normal Usage  =head2 Normal Usage
   
 Normal usage of the iterator object is to do the following:  Normal usage of the iterator object is to do the following:
Line 2366  the depth of the iterator to see when it Line 2427  the depth of the iterator to see when it
 code. It is difficult to get right and harder to understand then  code. It is difficult to get right and harder to understand then
 this. They should be migrated to this new style.  this. They should be migrated to this new style.
   
 =back  
   
 =cut  =cut
   
 # Here are the tokens for the iterator:  # Here are the tokens for the iterator:
Line 2504  sub new { Line 2563  sub new {
     }      }
   
     # Check: Was this only one resource, a map?      # Check: Was this only one resource, a map?
     if ($resourceCount == 1 && $resource->is_map() && !$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           return 
Line 2537  sub new { Line 2596  sub new {
   
 sub next {  sub next {
     my $self = shift;      my $self = shift;
       my $closeAllPages=shift;
     if ($self->{FINISHED}) {      if ($self->{FINISHED}) {
  return END_ITERATOR();   return END_ITERATOR();
     }      }
Line 2551  sub next { Line 2610  sub next {
   
     if ($self->{RECURSIVE_ITERATOR_FLAG}) {      if ($self->{RECURSIVE_ITERATOR_FLAG}) {
         # grab the next from the recursive iterator           # grab the next from the recursive iterator 
         my $next = $self->{RECURSIVE_ITERATOR}->next();          my $next = $self->{RECURSIVE_ITERATOR}->next($closeAllPages);
   
         # is it a begin or end map? If so, update the depth          # is it a begin or end map? If so, update the depth
         if ($next == BEGIN_MAP() ) { $self->{RECURSIVE_DEPTH}++; }          if ($next == BEGIN_MAP() ) { $self->{RECURSIVE_DEPTH}++; }
Line 2665  sub next { Line 2724  sub next {
   
     # That ends the main iterator logic. Now, do we want to recurse      # That ends the main iterator logic. Now, do we want to recurse
     # down this map (if this resource is a map)?      # down this map (if this resource is a map)?
     if ($self->{HERE}->is_map() &&      if ( ($self->{HERE}->is_sequence() || (!$closeAllPages && $self->{HERE}->is_page())) &&
         (defined($self->{FILTER}->{$self->{HERE}->map_pc()}) xor $self->{CONDITION})) {          (defined($self->{FILTER}->{$self->{HERE}->map_pc()}) xor $self->{CONDITION})) {
         $self->{RECURSIVE_ITERATOR_FLAG} = 1;          $self->{RECURSIVE_ITERATOR_FLAG} = 1;
         my $firstResource = $self->{HERE}->map_start();          my $firstResource = $self->{HERE}->map_start();
Line 2683  sub next { Line 2742  sub next {
     my $browsePriv = $self->{HERE}->browsePriv();      my $browsePriv = $self->{HERE}->browsePriv();
     if (!$self->{HERE}->src() ||       if (!$self->{HERE}->src() || 
         (!($browsePriv eq 'F') && !($browsePriv eq '2')) ) {          (!($browsePriv eq 'F') && !($browsePriv eq '2')) ) {
         return $self->next();          return $self->next($closeAllPages);
     }      }
   
     return $self->{HERE};      return $self->{HERE};
Line 2735  package Apache::lonnavmaps::DFSiterator; Line 2794  package Apache::lonnavmaps::DFSiterator;
 #  useful for pre-processing of some kind, and is in fact used by the main  #  useful for pre-processing of some kind, and is in fact used by the main
 #  iterator that way, but that's about it.  #  iterator that way, but that's about it.
 # One could imagine merging this into the init routine of the main iterator,  # One could imagine merging this into the init routine of the main iterator,
 #  but this might as well be left seperate, since it is possible some other  #  but this might as well be left separate, since it is possible some other
 #  use might be found for it. - Jeremy  #  use might be found for it. - Jeremy
   
 # Unlike the main iterator, this DOES return all resources, even blank ones.  # Unlike the main iterator, this DOES return all resources, even blank ones.
Line 3152  Returns true if the resource is a sequen Line 3211  Returns true if the resource is a sequen
   
 =cut  =cut
   
   sub hasResource {
      my $self = shift;
      return $self->{NAV_MAP}->hasResource(@_);
   }
   
   sub retrieveResources {
      my $self = shift;
      return $self->{NAV_MAP}->retrieveResources(@_);
   }
   
 sub is_html {  sub is_html {
     my $self=shift;      my $self=shift;
Line 3168  sub is_page { Line 3236  sub is_page {
 sub is_problem {  sub is_problem {
     my $self=shift;      my $self=shift;
     my $src = $self->src();      my $src = $self->src();
     return ($src =~ /problem$/);      return ($src =~ /\.(problem|exam|quiz|assess|survey|form|library)$/)
   }
   sub contains_problem {
       my $self=shift;
       if ($self->is_page()) {
    my $hasProblem=$self->hasResource($self,sub { $_[0]->is_problem() },1);
    return $hasProblem;
       }
       return 0;
 }  }
 sub is_sequence {  sub is_sequence {
     my $self=shift;      my $self=shift;
Line 3176  sub is_sequence { Line 3252  sub is_sequence {
     return $self->navHash("is_map_", 1) &&       return $self->navHash("is_map_", 1) && 
  $self->navHash("map_type_" . $self->map_pc()) eq 'sequence';   $self->navHash("map_type_" . $self->map_pc()) eq 'sequence';
 }  }
   sub is_survey {
       my $self = shift();
       my $part = shift();
       if ($self->parmval('type',$part) eq 'survey') {
           return 1;
       }
       if ($self->src() =~ /\.(survey)$/) {
           return 1;
       }
       return 0;
   }
   
   sub is_empty_sequence {
       my $self=shift;
       my $src = $self->src();
       return !$self->is_page() && $self->navHash("is_map_", 1) && !$self->navHash("map_type_" . $self->map_pc());
   }
   
 # Private method: Shells out to the parmval in the nav map, handler parts.  # Private method: Shells out to the parmval in the nav map, handler parts.
 sub parmval {  sub parmval {
Line 3352  sub awarded { Line 3445  sub awarded {
 }  }
 sub duedate {  sub duedate {
     (my $self, my $part) = @_;      (my $self, my $part) = @_;
       my $interval=$self->parmval("interval", $part);
       if ($interval) {
    my $first_access=&Apache::lonnet::get_first_access('map',$self->symb);
    if ($first_access) { return ($first_access+$interval); }
       }
     return $self->parmval("duedate", $part);      return $self->parmval("duedate", $part);
 }  }
 sub maxtries {  sub maxtries {
Line 3579  sub extractParts { Line 3677  sub extractParts {
   
     # 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 $partorder = &Apache::lonnet::metadata($self->src(), 'partorder');
         my $metadata = &Apache::lonnet::metadata($self->src(), 'packages');          my $metadata = &Apache::lonnet::metadata($self->src(), 'packages');
         if (!$metadata) {  
             $self->{RESOURCE_ERROR} = 1;  
             $self->{PARTS} = [];  
             $self->{PART_TYPE} = {};  
             return;  
         }  
         foreach (split(/\,/,$metadata)) {  
             if ($_ =~ /^part_(.*)$/) {  
                 my $part = $1;  
                 # This floods the logs if it blows up  
                 if (defined($parts{$part})) {  
                     Apache::lonnet::logthis("$part multiply defined in metadata for " . $self->symb());  
                   }  
   
                 # check to see if part is turned off.  
   
                 if (!Apache::loncommon::check_if_partid_hidden($part, $self->symb())) {   if ($partorder) {
                     $parts{$part} = 1;      my @parts;
                 }      for my $part (split (/,/,$partorder)) {
             }   if (!Apache::loncommon::check_if_partid_hidden($part, $self->symb())) {
       push @parts, $part;
       $parts{$part} = 1;
    }
       }
       $self->{PARTS} = \@parts;
    } else {
       if (!$metadata) {
    $self->{RESOURCE_ERROR} = 1;
    $self->{PARTS} = [];
    $self->{PART_TYPE} = {};
    return;
       }
       foreach (split(/\,/,$metadata)) {
    if ($_ =~ /^part_(.*)$/) {
       my $part = $1;
       # This floods the logs if it blows up
       if (defined($parts{$part})) {
    &Apache::lonnet::logthis("$part multiply defined in metadata for " . $self->symb());
       }
       
       # check to see if part is turned off.
       
       if (!Apache::loncommon::check_if_partid_hidden($part, $self->symb())) {
    $parts{$part} = 1;
       }
    }
       }
       my @sortedParts = sort keys %parts;
       $self->{PARTS} = \@sortedParts;
         }          }
                   
           
         my @sortedParts = sort keys %parts;  
         $self->{PARTS} = \@sortedParts;  
   
         my %responseIdHash;          my %responseIdHash;
         my %responseTypeHash;          my %responseTypeHash;
Line 3616  sub extractParts { Line 3726  sub extractParts {
         }          }
   
         # Now, the unfortunate thing about this is that parts, part name, and          # Now, the unfortunate thing about this is that parts, part name, and
         # response if are delimited by underscores, but both the part          # response id are delimited by underscores, but both the part
         # name and response id can themselves have underscores in them.          # name and response id can themselves have underscores in them.
         # So we have to use our knowlege of part names to figure out           # So we have to use our knowlege of part names to figure out 
         # where the part names begin and end, and even then, it is possible          # where the part names begin and end, and even then, it is possible
Line 3628  sub extractParts { Line 3738  sub extractParts {
                 my $partIdSoFar = '';                  my $partIdSoFar = '';
                 my @partChunks = split /_/, $partStuff;                  my @partChunks = split /_/, $partStuff;
                 my $i = 0;                  my $i = 0;
   
                 for ($i = 0; $i < scalar(@partChunks); $i++) {                  for ($i = 0; $i < scalar(@partChunks); $i++) {
                     if ($partIdSoFar) { $partIdSoFar .= '_'; }                      if ($partIdSoFar) { $partIdSoFar .= '_'; }
                     $partIdSoFar .= $partChunks[$i];                      $partIdSoFar .= $partChunks[$i];
Line 3641  sub extractParts { Line 3750  sub extractParts {
                 }                  }
             }              }
         }          }
    my $resorder = &Apache::lonnet::metadata($self->src(),'responseorder');
    if ($resorder) {
       my @resorder=split(/,/,$resorder);
       foreach my $part (keys(%responseIdHash)) {
    my %resids = map { ($_,1) } @{ $responseIdHash{$part} };
    my @neworder;
    foreach my $possibleid (@resorder) {
       if (exists($resids{$possibleid})) {
    push(@neworder,$possibleid);
       }
    }
    $responseIdHash{$part}=\@neworder;
       }
    }
         $self->{RESPONSE_IDS} = \%responseIdHash;          $self->{RESPONSE_IDS} = \%responseIdHash;
         $self->{RESPONSE_TYPES} = \%responseTypeHash;          $self->{RESPONSE_TYPES} = \%responseTypeHash;
     }      }
Line 3833  sub getCompletionStatus { Line 3955  sub getCompletionStatus {
   
     my $status = $self->queryRestoreHash('solved', shift);      my $status = $self->queryRestoreHash('solved', shift);
   
     # Left as seperate if statements in case we ever do more with this      # Left as separate if statements in case we ever do more with this
     if ($status eq 'correct_by_student') {return $self->CORRECT;}      if ($status eq 'correct_by_student') {return $self->CORRECT;}
       if ($status eq 'correct_by_scantron') {return $self->CORRECT;}
     if ($status eq 'correct_by_override') {return $self->CORRECT_BY_OVERRIDE; }      if ($status eq 'correct_by_override') {return $self->CORRECT_BY_OVERRIDE; }
     if ($status eq 'incorrect_attempted') {return $self->INCORRECT; }      if ($status eq 'incorrect_attempted') {return $self->INCORRECT; }
     if ($status eq 'incorrect_by_override') {return $self->INCORRECT_BY_OVERRIDE; }      if ($status eq 'incorrect_by_override') {return $self->INCORRECT_BY_OVERRIDE; }
Line 3985  sub status { Line 4108  sub status {
   
     if ($dateStatus == PAST_DUE_ANSWER_LATER ||      if ($dateStatus == PAST_DUE_ANSWER_LATER ||
         $dateStatus == PAST_DUE_NO_ANSWER ) {          $dateStatus == PAST_DUE_NO_ANSWER ) {
         return $dateStatus;           return $suppressFeedback ? ANSWER_SUBMITTED : $dateStatus; 
     }      }
   
     if ($dateStatus == ANSWER_OPEN) {      if ($dateStatus == ANSWER_OPEN) {

Removed from v.1.237  
changed lines
  Added in v.1.267.2.8


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