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Diff for /loncom/interface/lonnavmaps.pm between versions 1.323 and 1.352

version 1.323, 2005/04/11 15:33:46 version 1.352, 2005/12/02 23:06:02
Line 57  my %statusIconMap = Line 57  my %statusIconMap =
      $resObj->CLOSED       => '',       $resObj->CLOSED       => '',
      $resObj->OPEN         => 'navmap.open.gif',       $resObj->OPEN         => 'navmap.open.gif',
      $resObj->CORRECT      => 'navmap.correct.gif',       $resObj->CORRECT      => 'navmap.correct.gif',
        $resObj->PARTIALLY_CORRECT      => 'navmap.ellipsis.gif',
      $resObj->INCORRECT    => 'navmap.wrong.gif',       $resObj->INCORRECT    => 'navmap.wrong.gif',
      $resObj->ATTEMPTED    => 'navmap.ellipsis.gif',       $resObj->ATTEMPTED    => 'navmap.ellipsis.gif',
      $resObj->ERROR        => ''       $resObj->ERROR        => ''
Line 81  my %colormap = Line 82  my %colormap =
       $resObj->OPEN                   => '',        $resObj->OPEN                   => '',
       $resObj->NOTHING_SET            => '',        $resObj->NOTHING_SET            => '',
       $resObj->ATTEMPTED              => '',        $resObj->ATTEMPTED              => '',
       $resObj->ANSWER_SUBMITTED       => ''        $resObj->ANSWER_SUBMITTED       => '',
         $resObj->PARTIALLY_CORRECT      => '#006600'
       );        );
 # And a special case in the nav map; what to do when the assignment  # And a special case in the nav map; what to do when the assignment
 # is not yet done and due in less then 24 hours  # is not yet done and due in less then 24 hours
 my $hurryUpColor = "#FF0000";  my $hurryUpColor = "#FF0000";
   
 sub launch_win {  sub launch_win {
     my ($mode,$script,$toplinkitems)=@_;      my ($mode,$script,$toplinkitems,$firsttime)=@_;
     my $result;      my $result;
     if ($script ne 'no') {      if ($script ne 'no') {
  $result.='<script type="text/javascript">';   $result.='<script type="text/javascript">';
     }      }
     $result.='function launch_navmapwin() {      if ($firsttime) {
    $result.='function launch_navmapwin() {
                    newWindow=open(\'/adm/navmaps?launchExternalRoles\',\'loncapanav\',\'width=400,height=600,scrollbars=1\');
                  }';
       } else {
    $result.='function launch_navmapwin() {
                  newWindow=open(\'/adm/navmaps?launchExternal\',\'loncapanav\',\'width=400,height=600,scrollbars=1\');                   newWindow=open(\'/adm/navmaps?launchExternal\',\'loncapanav\',\'width=400,height=600,scrollbars=1\');
                }';                 }';
       }
     if ($mode eq 'now') {      if ($mode eq 'now') {
  $result.="\nlaunch_navmapwin();\n";   $result.="\nlaunch_navmapwin();\n";
     }      }
Line 163  sub real_handler { Line 171  sub real_handler {
         &Apache::loncommon::content_type($r,'text/html');          &Apache::loncommon::content_type($r,'text/html');
     }      }
     &Apache::loncommon::no_cache($r);      &Apache::loncommon::no_cache($r);
     $r->send_http_header;  
   
     my %toplinkitems=();      my %toplinkitems=();
     &add_linkitem(\%toplinkitems,'blank','',"Select Action");      &add_linkitem(\%toplinkitems,'blank','',"Select Action");
Line 186  MENU Line 193  MENU
      $navstatus       $navstatus
 MENU  MENU
  }   }
           $r->send_http_header;
  my $html=&Apache::lonxml::xmlbegin();   my $html=&Apache::lonxml::xmlbegin();
  $r->print(<<"ENDSUBM");   $r->print(<<"ENDSUBM");
  $html   $html
Line 201  MENU Line 209  MENU
  <body bgcolor="#FFFFFF" onLoad="submitthis()"></body>   <body bgcolor="#FFFFFF" onLoad="submitthis()"></body>
         </html>          </html>
 ENDSUBM  ENDSUBM
         return;          return OK;
     }      }
     if ($ENV{QUERY_STRING} eq 'launchExternal') {      if ($ENV{QUERY_STRING} =~ /^launchExternal/) {
  &Apache::lonnet::put('environment',{'remotenavmap' => 'on'});   &Apache::lonnet::put('environment',{'remotenavmap' => 'on'});
  &Apache::lonnet::appenv('environment.remotenavmap' => 'on');   &Apache::lonnet::appenv('environment.remotenavmap' => 'on');
     my $menu=&Apache::lonmenu::reopenmenu();
    my $navstatus=&Apache::lonmenu::get_nav_status();
    if ($menu) {
       $r->print(<<MENU);
                <script type="text/javascript">
                swmenu=$menu
                swmenu.clearTimeout(swmenu.menucltim);
        $navstatus
                </script>
   MENU
           }
      }
       if ($ENV{QUERY_STRING} eq 'turningOffExternal') {
    $env{'environment.remotenavmap'}='off';
     }      }
   
     # Create the nav map      # Create the nav map
Line 216  ENDSUBM Line 238  ENDSUBM
         $env{'user.error.msg'} = "$requrl:bre:0:0:Course not initialized";          $env{'user.error.msg'} = "$requrl:bre:0:0:Course not initialized";
         return HTTP_NOT_ACCEPTABLE;          return HTTP_NOT_ACCEPTABLE;
     }      }
       $r->send_http_header;
     my $html=&Apache::lonxml::xmlbegin();      my $html=&Apache::lonxml::xmlbegin();
     $r->print("$html<head>\n");      $r->print("$html<head>\n");
     $r->print("<title>".&mt('Navigate Course Contents')."</title>");      $r->print("<title>".&mt('Navigate Course Contents')."</title>");
Line 288  ENDSUBM Line 311  ENDSUBM
   
     if ($ENV{QUERY_STRING} eq 'launchExternal') {      if ($ENV{QUERY_STRING} eq 'launchExternal') {
  $r->print('   $r->print('
           <form name="returnwin" action="/adm/flip?postdata=return%3a"             <form name="returnwin" action="/adm/flip?postdata=navlaunch%3a" 
                 method="post" target="loncapaclient">                  method="post" target="loncapaclient">
           </form>');            </form>');
  $r->print('   $r->print('
Line 492  sub getDescription { Line 515  sub getDescription {
         return &mt("Not currently assigned.");          return &mt("Not currently assigned.");
     }      }
     if ($status == $res->OPEN_LATER) {      if ($status == $res->OPEN_LATER) {
         return "Open " . timeToHumanString($res->opendate($part));          return "Open " . timeToHumanString($res->opendate($part),'start');
     }      }
     if ($status == $res->OPEN) {      if ($status == $res->OPEN) {
         if ($res->duedate($part)) {          if ($res->duedate($part)) {
             return &mt("Due")."  " .timeToHumanString($res->duedate($part));              return &mt("Due")."  " .timeToHumanString($res->duedate($part),'end');
         } else {          } else {
             return &mt("Open, no due date");              return &mt("Open, no due date");
         }          }
     }      }
     if ($status == $res->PAST_DUE_ANSWER_LATER) {      if ($status == $res->PAST_DUE_ANSWER_LATER) {
         return &mt("Answer open")." " . timeToHumanString($res->answerdate($part));          return &mt("Answer open")." " . timeToHumanString($res->answerdate($part),'start');
     }      }
     if ($status == $res->PAST_DUE_NO_ANSWER) {      if ($status == $res->PAST_DUE_NO_ANSWER) {
         return &mt("Was due")." " . timeToHumanString($res->duedate($part));          return &mt("Was due")." " . timeToHumanString($res->duedate($part),'end');
     }      }
     if ($status == $res->ANSWER_OPEN) {      if ($status == $res->ANSWER_OPEN || $status == $res->PARTIALLY_CORRECT) {
         return &mt("Answer available");          return &mt("Answer available");
     }      }
     if ($status == $res->EXCUSED) {      if ($status == $res->EXCUSED) {
Line 527  sub getDescription { Line 550  sub getDescription {
             }              }
         }          }
         if ($res->duedate($part)) {          if ($res->duedate($part)) {
             return &mt("Due")." " . timeToHumanString($res->duedate($part)) .              return &mt("Due")." " . timeToHumanString($res->duedate($part),'end') .
                 " $triesString";                  " $triesString";
         } else {          } else {
             return &mt("No due date")." $triesString";              return &mt("No due date")." $triesString";
Line 580  sub advancedUser { Line 603  sub advancedUser {
 # print "Answer available $timestring"  # print "Answer available $timestring"
 # Very, very, very, VERY English-only... goodness help a localizer on  # Very, very, very, VERY English-only... goodness help a localizer on
 # this func...  # this func...
   
   
 sub timeToHumanString {  sub timeToHumanString {
     my ($time) = @_;      my ($time,$type,$format) = @_;
   
     # zero, '0' and blank are bad times      # zero, '0' and blank are bad times
     if (!$time) {      if (!$time) {
         return &mt('never');          return &mt('never');
Line 652  sub timeToHumanString { Line 678  sub timeToHumanString {
             return "$prefix$hourString$minuteString$tense";              return "$prefix$hourString$minuteString$tense";
         }          }
   
    # If there's a caller supplied format, use it.
   
    if($format ne '') {
       my $timeStr = strftime($format, localtime($time));
       return $timeStr.&Apache::lonlocal::gettimezone();
    }
   
         # Less then 5 days away, display day of the week and          # Less then 5 days away, display day of the week and
         # 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/00:00/;              $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 " : "this ") .
                 $timeStr;                  $timeStr.&Apache::lonlocal::gettimezone();
         }          }
                   
    my $conjunction='on';
    if ($type eq 'start') {
       $conjunction='at';
    } elsif ($type eq 'end') {
       $conjunction='by';
    }
         # Is it this year?          # Is it this year?
         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 $timeStr = strftime("$conjunction %A, %b %e at %I:%M %P", localtime($time));
             $timeStr =~ s/12:00 am/00:00/;              $timeStr =~ s/12:00 am/00:00/;
             $timeStr =~ s/12:00 pm/noon/;              $timeStr =~ s/12:00 pm/noon/;
             return $timeStr;              return $timeStr.&Apache::lonlocal::gettimezone();
         }          }
   
         # Not this year, so show the year          # Not this year, so show the year
         my $timeStr = strftime("on %A, %b %e %Y at %I:%M %P", localtime($time));          my $timeStr = strftime("$conjunction %A, %b %e %Y at %I:%M %P", localtime($time));
         $timeStr =~ s/12:00 am/00:00/;          $timeStr =~ s/12:00 am/00:00/;
         $timeStr =~ s/12:00 pm/noon/;          $timeStr =~ s/12:00 pm/noon/;
         return $timeStr;          return $timeStr.&Apache::lonlocal::gettimezone();
     }      }
 }  }
   
Line 1025  sub render_resource { Line 1065  sub render_resource {
     #  it will be quoted with ' in the href.      #  it will be quoted with ' in the href.
   
     my ($left,$right) = split(/\?/, $link);      my ($left,$right) = split(/\?/, $link);
     $left =~ s/'/\\'/g;  
     $link = $left.'?'.$right;      $link = $left.'?'.$right;
   
     my $src = $resource->src();      my $src = $resource->src();
Line 1039  sub render_resource { Line 1078  sub render_resource {
     my $location=&Apache::loncommon::lonhttpdurl("/adm/lonIcons");      my $location=&Apache::loncommon::lonhttpdurl("/adm/lonIcons");
     # If this is a new branch, label it so      # If this is a new branch, label it so
     if ($params->{'isNewBranch'}) {      if ($params->{'isNewBranch'}) {
         $newBranchText = "<img src='$location/branch.gif' border='0' />";          $newBranchText = "<img src='$location/branch.gif' border='0' alt='Branch' />";
     }      }
   
     # links to open and close the folder      # links to open and close the folder
   
           
     my $linkopen = "<a href='$link'>";      my $linkopen = "<a href=\"$link\">";
   
   
     my $linkclose = "</a>";      my $linkclose = "</a>";
   
     # Default icon: unknown page      # Default icon: unknown page
     my $icon = "<img src='$location/unknown.gif' alt='' border='0' />";      my $icon = "<img src='$location/unknown.gif' alt='' border='0' alt='&nbsp;&nbsp;' ' />";
           
     if ($resource->is_problem()) {      if ($resource->is_problem()) {
         if ($part eq '0' || $params->{'condensed'}) {          if ($part eq '0' || $params->{'condensed'}) {
             $icon ='<img src="'.$location.'/problem.gif" alt="" border="0" />';              $icon ='<img src="'.$location.'/problem.gif" alt="&nbsp;&nbsp;" border="0" />';
         } else {          } else {
             $icon = $params->{'indentString'};              $icon = $params->{'indentString'};
         }          }
     } else {      } else {
  $icon = "<img src='".&Apache::loncommon::icon($resource->src)."' alt='' border='0' />";   $icon = "<img src='".&Apache::loncommon::icon($resource->src)."' alt='&nbsp;&nbsp;' border='0' />";
     }      }
   
     # Display the correct map icon to open or shut map      # Display the correct map icon to open or shut map
Line 1075  sub render_resource { Line 1114  sub render_resource {
   
         if (!$params->{'resource_no_folder_link'}) {          if (!$params->{'resource_no_folder_link'}) {
             $icon = "navmap.$folderType." . ($nowOpen ? 'closed' : 'open') . '.gif';              $icon = "navmap.$folderType." . ($nowOpen ? 'closed' : 'open') . '.gif';
             $icon = "<img src='$location/$icon' alt='' border='0' />";      $icon = "<img src='$location/$icon' alt='".
    ($nowOpen ? 'Open Folder' : 'Close Folder')."' border='0' />";
   
             $linkopen = "<a href='" . $params->{'url'} . '?' .               $linkopen = "<a href=\"" . $params->{'url'} . '?' . 
                 $params->{'queryString'} . '&filter=';                  $params->{'queryString'} . '&filter=';
             $linkopen .= ($nowOpen xor $it->{CONDITION}) ?              $linkopen .= ($nowOpen xor $it->{CONDITION}) ?
                 addToFilter($filter, $mapId) :                  addToFilter($filter, $mapId) :
Line 1087  sub render_resource { Line 1127  sub render_resource {
                 &Apache::lonnet::escape($params->{'here'}) .                   &Apache::lonnet::escape($params->{'here'}) . 
                 '&jump=' .                  '&jump=' .
                 &Apache::lonnet::escape($resource->symb()) .                   &Apache::lonnet::escape($resource->symb()) . 
                 "&folderManip=1'>";                  "&folderManip=1\">";
   
         } else {          } else {
             # Don't allow users to manipulate folder              # Don't allow users to manipulate folder
             $icon = "navmap.$folderType." . ($nowOpen ? 'closed' : 'open') .              $icon = "navmap.$folderType." . ($nowOpen ? 'closed' : 'open') .
                 '.nomanip.gif';                  '.nomanip.gif';
             $icon = "<img src='$location/$icon' alt='' border='0' />";              $icon = "<img src='$location/$icon' alt='".
    ($nowOpen ? 'Open Folder' : 'Close Folder')."' border='0' />";
   
             $linkopen = "";              $linkopen = "";
             $linkclose = "";              $linkclose = "";
Line 1103  sub render_resource { Line 1144  sub render_resource {
     if ($resource->randomout()) {      if ($resource->randomout()) {
         $nonLinkedText .= ' <i>(hidden)</i> ';          $nonLinkedText .= ' <i>(hidden)</i> ';
     }      }
       if (!$resource->condval()) {
           $nonLinkedText .= ' <i>(conditionally hidden)</i> ';
       }
           
     # We're done preparing and finally ready to start the rendering      # We're done preparing and finally ready to start the rendering
     my $result = "<td align='left' valign='center'>";      my $result = "<td align='left' valign='center'>";
Line 1125  sub render_resource { Line 1169  sub render_resource {
     # Is this the current resource?      # Is this the current resource?
     if (!$params->{'displayedHereMarker'} &&       if (!$params->{'displayedHereMarker'} && 
         $resource->symb() eq $params->{'here'} ) {          $resource->symb() eq $params->{'here'} ) {
         $curMarkerBegin = '<font color="red" size="+2">&gt; </font>';          $curMarkerBegin = '<font color="red" size="+2">&gt;</font>';
         $curMarkerEnd = '<font color="red" size="+2">&lt;</font>';          $curMarkerEnd = '<font color="red" size="+2">&lt;</font>';
         $params->{'displayedHereMarker'} = 1;          $params->{'displayedHereMarker'} = 1;
     }      }
Line 1147  sub render_resource { Line 1191  sub render_resource {
  $target=' target="loncapaclient" ';   $target=' target="loncapaclient" ';
     }      }
     if (!$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 $target href=\"$link\">$title$partLabel</a>$curMarkerEnd $nonLinkedText</td>";
     } else {      } else {
         $result .= "  $curMarkerBegin$title$partLabel$curMarkerEnd $nonLinkedText</td>";          $result .= "  $curMarkerBegin$title$partLabel$curMarkerEnd $nonLinkedText</td>";
     }      }
Line 1160  sub render_communication_status { Line 1204  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 $linkopen = "<a href='$link'>";      my $target;
       if ($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()) {
Line 1173  sub render_communication_status { Line 1221  sub render_communication_status {
         my $feedback = $resource->getFeedback();          my $feedback = $resource->getFeedback();
         foreach (split(/\,/, $feedback)) {          foreach (split(/\,/, $feedback)) {
             if ($_) {              if ($_) {
                 $feedbackHTML .= '&nbsp;<a href="/adm/email?display='                  $feedbackHTML .= '&nbsp;<a '.$target.' href="/adm/email?display='
                     . &Apache::lonnet::escape($_) . '">'                      . &Apache::lonnet::escape($_) . '">'
                     . '<img src="'.$location.'/feedback.gif" '                      . '<img src="'.$location.'/feedback.gif" '
                     . 'border="0" /></a>';                      . 'border="0" /></a>';
Line 1188  sub render_communication_status { Line 1236  sub render_communication_status {
             last if ($errorcount>=10); # Only output 10 bombs maximum              last if ($errorcount>=10); # Only output 10 bombs maximum
             if ($_) {              if ($_) {
                 $errorcount++;                  $errorcount++;
                 $errorHTML .= '&nbsp;<a href="/adm/email?display='                  $errorHTML .= '&nbsp;<a '.$target.' href="/adm/email?display='
                     . &Apache::lonnet::escape($_) . '">'                      . &Apache::lonnet::escape($_) . '">'
                     . '<img src="'.$location.'/bomb.gif" '                      . '<img src="'.$location.'/bomb.gif" '
                     . 'border="0" /></a>';                      . 'border="0" /></a>';
Line 1210  sub render_quick_status { Line 1258  sub render_quick_status {
         $params->{'multipart'} && $part eq "0";          $params->{'multipart'} && $part eq "0";
   
     my $link = $params->{"resourceLink"};      my $link = $params->{"resourceLink"};
     my $linkopen = "<a href='$link'>";      my $target;
       if ($env{'environment.remotenavmap'} eq 'on') {
    $target=' target="loncapaclient" ';
       }
       my $linkopen = "<a $target href=\"$link\">";
     my $linkclose = "</a>";      my $linkclose = "</a>";
   
     if ($resource->is_problem() &&      if ($resource->is_problem() &&
Line 1369  sub render { Line 1421  sub render {
         # no columns, no nav maps.          # no columns, no nav maps.
         return '';          return '';
     }      }
     my $mustCloseNavMap = 0;  
     my $navmap;      my $navmap;
     if (defined($args->{'navmap'})) {      if (defined($args->{'navmap'})) {
         $navmap = $args->{'navmap'};          $navmap = $args->{'navmap'};
Line 1418  sub render { Line 1469  sub render {
         # Step 1: Check to see if we have a navmap          # Step 1: Check to see if we have a navmap
         if (!defined($navmap)) {          if (!defined($navmap)) {
             $navmap = Apache::lonnavmaps::navmap->new();              $navmap = Apache::lonnavmaps::navmap->new();
             $mustCloseNavMap = 1;      if (!defined($navmap)) {
         }   # no londer in course
    return '<font color="red">No course selected</font><br />
                           <a href="/adm/roles">Select a course</a><br />';
       }
    }
   
         # Step two: Locate what kind of here marker is necessary          # Step two: Locate what kind of here marker is necessary
         # Determine where the "here" marker is and where the screen jumps to.          # Determine where the "here" marker is and where the screen jumps to.
   
         if ($env{'form.postsymb'}) {          if ($env{'form.postsymb'} ne '') {
             $here = $jump = &Apache::lonnet::symbclean($env{'form.postsymb'});              $here = $jump = &Apache::lonnet::symbclean($env{'form.postsymb'});
         } elsif ($env{'form.postdata'}) {          } elsif ($env{'form.postdata'} ne '') {
             # couldn't find a symb, is there a URL?              # couldn't find a symb, is there a URL?
             my $currenturl = $env{'form.postdata'};              my $currenturl = $env{'form.postdata'};
             #$currenturl=~s/^http\:\/\///;              #$currenturl=~s/^http\:\/\///;
             #$currenturl=~s/^[^\/]+//;              #$currenturl=~s/^[^\/]+//;
                           
             $here = $jump = &Apache::lonnet::symbread($currenturl);              $here = $jump = &Apache::lonnet::symbread($currenturl);
         } else {   }
    if ($here eq '') {
     my $last;      my $last;
     if (tie(my %hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',      if (tie(my %hash,'GDBM_File',$env{'request.course.fn'}.'_symb.db',
                     &GDBM_READER(),0640)) {                      &GDBM_READER(),0640)) {
Line 1482  sub render { Line 1538  sub render {
         # Step 1: Check to see if we have a navmap          # Step 1: Check to see if we have a navmap
         if (!defined($navmap)) {          if (!defined($navmap)) {
             $navmap = Apache::lonnavmaps::navmap->new();              $navmap = Apache::lonnavmaps::navmap->new();
             $mustCloseNavMap = 1;  
         }          }
   
         # See if we're being passed a specific map          # See if we're being passed a specific map
Line 1650  END Line 1705  END
     $args->{'condensed'} = 0;          $args->{'condensed'} = 0;    
     my $location=      my $location=
  &Apache::loncommon::lonhttpdurl("/adm/lonIcons/whitespace1.gif");   &Apache::loncommon::lonhttpdurl("/adm/lonIcons/whitespace1.gif");
     $args->{'indentString'} = setDefault($args->{'indentString'}, "<img src='$location' width='25' height='1' alt='' border='0' />");      $args->{'indentString'} = setDefault($args->{'indentString'}, "<img src='$location' width='25' height='1' alt='&nbsp;&nbsp;' border='0' />");
     $args->{'displayedHereMarker'} = 0;      $args->{'displayedHereMarker'} = 0;
   
     # If we're suppressing empty sequences, look for them here. Use DFS for speed,      # If we're suppressing empty sequences, look for them here. Use DFS for speed,
Line 1803  END Line 1858  END
             $args->{'multipart'} = $curRes->multipart();              $args->{'multipart'} = $curRes->multipart();
                           
             if ($condenseParts) { # do the condensation              if ($condenseParts) { # do the condensation
                 if (!$curRes->opendate("0")) {  
                     @parts = ();  
                     $args->{'condensed'} = 1;  
                 }  
                 if (!$args->{'condensed'}) {                  if (!$args->{'condensed'}) {
                     # Decide whether to condense based on similarity                      # Decide whether to condense based on similarity
                     my $status = $curRes->status($parts[0]);                      my $status = $curRes->status($parts[0]);
Line 2112  sub generate_course_user_opt { Line 2163  sub generate_course_user_opt {
   
     my $uname=$env{'user.name'};      my $uname=$env{'user.name'};
     my $udom=$env{'user.domain'};      my $udom=$env{'user.domain'};
     my $uhome=$env{'user.home'};  
     my $cid=$env{'request.course.id'};      my $cid=$env{'request.course.id'};
     my $chome=$env{'course.'.$cid.'.home'};      my $cdom=$env{'course.'.$cid.'.domain'};
     my ($cdom,$cnum)=split(/\_/,$cid);      my $cnum=$env{'course.'.$cid.'.num'};
       
     my $userprefix=$uname.'_'.$udom.'_';  
           
     my %courserdatas; my %useropt; my %courseopt; my %userrdatas;  
     unless ($uhome eq 'no_host') {   
 # ------------------------------------------------- Get coursedata (if present)  # ------------------------------------------------- Get coursedata (if present)
  unless ((time-$courserdatas{$cid.'.last_cache'})<240) {      my $courseopt=&Apache::lonnet::get_courseresdata($cnum,$cdom);
     my $reply=&Apache::lonnet::reply('dump:'.$cdom.':'.$cnum.      # Check for network failure
      ':resourcedata',$chome);      if (!ref($courseopt)) {
     # Check for network failure   if ( $courseopt =~ /no.such.host/i || $courseopt =~ /con_lost/i) {
     if ( $reply =~ /no.such.host/i || $reply =~ /con_lost/i) {      $self->{NETWORK_FAILURE} = 1;
  $self->{NETWORK_FAILURE} = 1;  
     } elsif ($reply!~/^error\:/) {  
  $courserdatas{$cid}=$reply;  
  $courserdatas{$cid.'.last_cache'}=time;  
     }  
  }  
  foreach (split(/\&/,$courserdatas{$cid})) {  
     my ($name,$value)=split(/\=/,$_);  
     $courseopt{$userprefix.&Apache::lonnet::unescape($name)}=  
  &Apache::lonnet::unescape($value);  
  }   }
    undef($courseopt);
       }
   
 # --------------------------------------------------- Get userdata (if present)  # --------------------------------------------------- Get userdata (if present)
  unless ((time-$userrdatas{$uname.'___'.$udom.'.last_cache'})<240) {  
     my $reply=&Apache::lonnet::reply('dump:'.$udom.':'.$uname.':resourcedata',$uhome);      my $useropt=&Apache::lonnet::get_userresdata($uname,$udom);
     if ($reply!~/^error\:/) {      # Check for network failure
  $userrdatas{$uname.'___'.$udom}=$reply;      if (!ref($useropt)) {
  $userrdatas{$uname.'___'.$udom.'.last_cache'}=time;   if ( $useropt =~ /no.such.host/i || $useropt =~ /con_lost/i) {
     }      $self->{NETWORK_FAILURE} = 1;
     # check to see if network failed  
     elsif ( $reply=~/no.such.host/i || $reply=~/con.*lost/i )  
     {  
  $self->{NETWORK_FAILURE} = 1;  
     }  
  }  
  foreach (split(/\&/,$userrdatas{$uname.'___'.$udom})) {  
     my ($name,$value)=split(/\=/,$_);  
     $useropt{$userprefix.&Apache::lonnet::unescape($name)}=  
  &Apache::lonnet::unescape($value);  
  }   }
  $self->{COURSE_OPT} = \%courseopt;   undef($useropt);
  $self->{USER_OPT} = \%useropt;  
     }      }
   
       $self->{COURSE_OPT} = $courseopt;
       $self->{USER_OPT} = $useropt;
   
     $self->{COURSE_USER_OPT_GENERATED} = 1;      $self->{COURSE_USER_OPT_GENERATED} = 1;
           
     return;      return;
Line 2171  sub generate_email_discuss_status { Line 2202  sub generate_email_discuss_status {
     if ($self->{EMAIL_DISCUSS_GENERATED}) { return; }      if ($self->{EMAIL_DISCUSS_GENERATED}) { return; }
   
     my $cid=$env{'request.course.id'};      my $cid=$env{'request.course.id'};
     my ($cdom,$cnum)=split(/\_/,$cid);      my $cdom=$env{'course.'.$cid.'.domain'};
       my $cnum=$env{'course.'.$cid.'.num'};
           
     my %emailstatus = &Apache::lonnet::dump('email_status');      my %emailstatus = &Apache::lonnet::dump('email_status');
     my $logoutTime = $emailstatus{'logout'};      my $logoutTime = $emailstatus{'logout'};
Line 2191  sub generate_email_discuss_status { Line 2223  sub generate_email_discuss_status {
   
     my %feedback=();      my %feedback=();
     my %error=();      my %error=();
     my $keys = &Apache::lonnet::reply('keys:'.      my @keys = &Apache::lonnet::getkeys('nohist_email',$env{'user.domain'},
       $env{'user.domain'}.':'.   $env{'user.name'});
       $env{'user.name'}.':nohist_email',  
       $env{'user.home'});  
           
     foreach my $msgid (split(/\&/, $keys)) {      foreach my $msgid (@keys) {
  $msgid=&Apache::lonnet::unescape($msgid);  
  if ((!$emailstatus{$msgid}) || ($emailstatus{$msgid} eq 'new')) {   if ((!$emailstatus{$msgid}) || ($emailstatus{$msgid} eq 'new')) {
     my $plain=      my $plain=
  &Apache::lonnet::unescape(&Apache::lonnet::unescape($msgid));   &Apache::lonnet::unescape(&Apache::lonnet::unescape($msgid));
     if ($plain=~/(Error|Feedback) \[([^\]]+)\]/) {      if ($plain=~/ \[([^\]]+)\]\:/) {
  my ($what,$url)=($1,$2);   my $url=$1;
  if ($what eq 'Error') {   if ($plain=~/\:Error \[/) {
     $error{$url}.=','.$msgid;       $error{$url}.=','.$msgid; 
  } else {   } else {
     $feedback{$url}.=','.$msgid;      $feedback{$url}.=','.$msgid;
Line 2446  sub parmval_real { Line 2475  sub parmval_real {
   
     my $cid=$env{'request.course.id'};      my $cid=$env{'request.course.id'};
     my $csec=$env{'request.course.sec'};      my $csec=$env{'request.course.sec'};
       my $cgroup='';
       my @cgrps=split(/:/,$env{'request.course.groups'});
       if (@cgrps > 0) {
           @cgrps = sort(@cgrps);
           $cgroup = $cgrps[0];
       } 
     my $uname=$env{'user.name'};      my $uname=$env{'user.name'};
     my $udom=$env{'user.domain'};      my $udom=$env{'user.domain'};
   
Line 2461  sub parmval_real { Line 2496  sub parmval_real {
   
     my $symbparm=$symb.'.'.$what;      my $symbparm=$symb.'.'.$what;
     my $mapparm=$mapname.'___(all).'.$what;      my $mapparm=$mapname.'___(all).'.$what;
     my $usercourseprefix=$uname.'_'.$udom.'_'.$cid;      my $usercourseprefix=$cid;
   
       my $grplevel=$usercourseprefix.'.['.$cgroup.'].'.$what;
       my $grplevelr=$usercourseprefix.'.['.$cgroup.'].'.$symbparm;
       my $grplevelm=$usercourseprefix.'.['.$cgroup.'].'.$mapparm;
   
     my $seclevel= $usercourseprefix.'.['.$csec.'].'.$what;      my $seclevel= $usercourseprefix.'.['.$csec.'].'.$what;
     my $seclevelr=$usercourseprefix.'.['.$csec.'].'.$symbparm;      my $seclevelr=$usercourseprefix.'.['.$csec.'].'.$symbparm;
Line 2483  sub parmval_real { Line 2522  sub parmval_real {
     }      }
   
 # ------------------------------------------------------- second, check course  # ------------------------------------------------------- second, check course
       if ($cgroup ne '' and defined($courseopt)) {
           if (defined($$courseopt{$grplevelr})) { return $$courseopt{$grplevelr}; }
           if (defined($$courseopt{$grplevelm})) { return $$courseopt{$grplevelm}; }
           if (defined($$courseopt{$grplevel})) { return $$courseopt{$grplevel}; }
       }
   
     if ($csec and defined($courseopt)) {      if ($csec and defined($courseopt)) {
         if (defined($$courseopt{$seclevelr})) { return $$courseopt{$seclevelr}; }          if (defined($$courseopt{$seclevelr})) { return $$courseopt{$seclevelr}; }
         if (defined($$courseopt{$seclevelm})) { return $$courseopt{$seclevelm}; }          if (defined($$courseopt{$seclevelm})) { return $$courseopt{$seclevelm}; }
Line 2533  sub parmval_real { Line 2578  sub parmval_real {
   
 =pod  =pod
   
 =item * B<getResourceByUrl>(url):  =item * B<getResourceByUrl>(url,multiple):
   
 Retrieves a resource object by URL of the resource. If passed a  Retrieves a resource object by URL of the resource, unless the optional
 resource object, it will simply return it, so it is safe to use this  multiple parameter is included in wahich caes an array of resource 
 method in code like "$res = $navmap->getResourceByUrl($res)", if  objects is returned. If passed a resource object, it will simply return  
 you're not sure if $res is already an object, or just a URL. If the  it, so it is safe to use this method in code like
 resource appears multiple times in the course, only the first instance  "$res = $navmap->getResourceByUrl($res)"
 will be returned. As a result, this is probably useful only for maps.  if you're not sure if $res is already an object, or just a URL. If the
   resource appears multiple times in the course, only the first instance 
   will be returned (useful for maps), unless the multiple parameter has
   been included, in which case all instances are returned in an array.
   
 =item * B<retrieveResources>(map, filterFunc, recursive, bailout, showall):  =item * B<retrieveResources>(map, filterFunc, recursive, bailout, showall):
   
Line 2575  Convience method for Line 2623  Convience method for
 which will tell whether the map has resources matching the description  which will tell whether the map has resources matching the description
 in the filter function.  in the filter function.
   
   =item * B<usedVersion>(url):
   
   Retrieves version infomation for a url. Returns the version (a number, or 
   the string "mostrecent") for resources which have version information in  
   the big hash.
       
 =cut  =cut
   
   
 sub getResourceByUrl {  sub getResourceByUrl {
     my $self = shift;      my $self = shift;
     my $resUrl = shift;      my $resUrl = shift;
       my $multiple = shift;
   
     if (ref($resUrl)) { return $resUrl; }      if (ref($resUrl)) { return $resUrl; }
   
     $resUrl = &Apache::lonnet::clutter($resUrl);      $resUrl = &Apache::lonnet::clutter($resUrl);
     my $resId = $self->{NAV_HASH}->{'ids_' . $resUrl};      if (defined($multiple)) {
     if ($resId =~ /,/) {          if ($multiple) {
         $resId = (split (/,/, $resId))[0];              my @resIds = $self->{NAV_HASH}->{'ids_' . $resUrl};
           }
     }      }
       my $resId = $self->{NAV_HASH}->{'ids_' . $resUrl};
     if (!$resId) { return ''; }      if (!$resId) { return ''; }
     return $self->getById($resId);      if ($multiple) {
           my @resources = ();
           my @resIds = split (/,/, $resId);
           foreach my $id (@resIds) {
               if ($id) { 
                   push(@resources,$self->getById($id));
               }
           }
           return @resources;
       } else {
           if ($resId =~ /,/) {
               $resId = (split (/,/, $resId))[0];
           }
           return $self->getById($resId);
       }
 }  }
   
 sub retrieveResources {  sub retrieveResources {
Line 2658  sub hasResource { Line 2729  sub hasResource {
     return scalar($self->retrieveResources($map, $filterFunc, $recursive, 1, $showall)) > 0;      return scalar($self->retrieveResources($map, $filterFunc, $recursive, 1, $showall)) > 0;
 }  }
   
   sub usedVersion {
       my $self = shift;
       my $linkurl = shift;
       return $self->navhash("version_$linkurl");
   }
   
 1;  1;
   
 package Apache::lonnavmaps::iterator;  package Apache::lonnavmaps::iterator;
Line 3522  sub shown_symb { Line 3599  sub shown_symb {
     if ($self->encrypted()) {return &Apache::lonenc::encrypted($self->symb());}      if ($self->encrypted()) {return &Apache::lonenc::encrypted($self->symb());}
     return $self->symb();      return $self->symb();
 }  }
   sub id {
       my $self=shift;
       return $self->{ID};
   }
   sub enclosing_map_src {
       my $self=shift;
       (my $first, my $second) = $self->{ID} =~ /(\d+).(\d+)/;
       return $self->navHash('map_id_'.$first);
   }
 sub symb {  sub symb {
     my $self=shift;      my $self=shift;
     (my $first, my $second) = $self->{ID} =~ /(\d+).(\d+)/;      (my $first, my $second) = $self->{ID} =~ /(\d+).(\d+)/;
Line 3553  sub condition { Line 3639  sub condition {
     my $condition=&Apache::lonnet::directcondval($condid);      my $condition=&Apache::lonnet::directcondval($condid);
     return $condition;      return $condition;
 }  }
   sub condval {
       my $self=shift;
       my $uri=&Apache::lonnet::deversion(&Apache::lonnet::declutter($self->src()));
       my ($pathname,$filename)=($uri=~m|(.*)/([^/]*)|);
       $pathname=~s/^adm\/wrapper\///;    
   
       my $match=($env{'acc.res.'.$env{'request.course.id'}.'.'.$pathname}=~
          /\&\Q$filename\E\:([\d\|]+)\&/);
       if ($match) {
    return &Apache::lonnet::condval($1);
       }
       return 0;
   }
 sub compTitle {  sub compTitle {
     my $self = shift;      my $self = shift;
     my $title = $self->title();      my $title = $self->title();
Line 3619  sub is_page { Line 3717  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|exam|quiz|assess|survey|form|library)$/)      return ($src =~ /\.(problem|exam|quiz|assess|survey|form|library|task)$/)
 }  }
 sub contains_problem {  sub contains_problem {
     my $self=shift;      my $self=shift;
Line 3835  sub duedate { Line 3933  sub duedate {
     }      }
     return $self->parmval("duedate", $part);      return $self->parmval("duedate", $part);
 }  }
   sub handgrade {
       (my $self, my $part) = @_;
       return $self->parmval("handgrade", $part);
   }
 sub maxtries {  sub maxtries {
     (my $self, my $part) = @_;      (my $self, my $part) = @_;
     return $self->parmval("maxtries", $part);      return $self->parmval("maxtries", $part);
Line 4119  sub extractParts { Line 4221  sub extractParts {
  return;   return;
     }      }
     foreach (split(/\,/,$metadata)) {      foreach (split(/\,/,$metadata)) {
  if ($_ =~ /^part_(.*)$/) {   if ($_ =~ /^(?:part|Task)_(.*)$/) {
     my $part = $1;      my $part = $1;
     # This floods the logs if it blows up      # This floods the logs if it blows up
     if (defined($parts{$part})) {      if (defined($parts{$part})) {
Line 4384  sub ATTEMPTED             { return 16; } Line 4486  sub ATTEMPTED             { return 16; }
   
 sub getCompletionStatus {  sub getCompletionStatus {
     my $self = shift;      my $self = shift;
       my $part = shift;
     return $self->NETWORK_FAILURE if ($self->{NAV_MAP}->{NETWORK_FAILURE});      return $self->NETWORK_FAILURE if ($self->{NAV_MAP}->{NETWORK_FAILURE});
   
     my $status = $self->queryRestoreHash('solved', shift);      my $status = $self->queryRestoreHash('solved', $part);
   
     # Left as separate 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_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 $self->INCORRECT_BY_OVERRIDE; }
     if ($status eq 'excused') {return $self->EXCUSED; }      if ($status eq 'excused') {return $self->EXCUSED; }
Line 4495  An answer has been submitted, but the st Line 4600  An answer has been submitted, but the st
   
 sub TRIES_LEFT       { return 20; }  sub TRIES_LEFT       { return 20; }
 sub ANSWER_SUBMITTED { return 21; }  sub ANSWER_SUBMITTED { return 21; }
   sub PARTIALLY_CORRECT{ return 22; }
   
 sub status {  sub status {
     my $self = shift;      my $self = shift;
Line 4513  sub status { Line 4619  sub status {
     my $suppressFeedback = $self->problemstatus($part) eq 'no';      my $suppressFeedback = $self->problemstatus($part) eq 'no';
     # If there's an answer date and we're past it, don't      # If there's an answer date and we're past it, don't
     # suppress the feedback; student should know      # suppress the feedback; student should know
     if ($self->answerdate($part) && $self->answerdate($part) < time()) {      if ($self->duedate($part) && $self->duedate($part) < time() &&
    $self->answerdate($part) && $self->answerdate($part) < time()) {
  $suppressFeedback = 0;   $suppressFeedback = 0;
     }      }
   
     # There are a few whole rows we can dispose of:      # There are a few whole rows we can dispose of:
     if ($completionStatus == CORRECT ||      if ($completionStatus == CORRECT ||
         $completionStatus == CORRECT_BY_OVERRIDE ) {          $completionStatus == CORRECT_BY_OVERRIDE ) {
         return $suppressFeedback? ANSWER_SUBMITTED : CORRECT;    if ( $suppressFeedback ) { return ANSWER_SUBMITTED }
    my $awarded=$self->awarded($part);
    if ($awarded < 1 && $awarded > 0) {
               return PARTIALLY_CORRECT;
    } elsif ($awarded<1) {
       return INCORRECT;
    }
    return CORRECT; 
       }
   
       # If it's WRONG... and not open
       if ( ($completionStatus == INCORRECT || 
     $completionStatus == INCORRECT_BY_OVERRIDE)
    && (!$self->opendate($part) ||  $self->opendate($part) > time()) ) {
    return INCORRECT;
     }      }
   
     if ($completionStatus == ATTEMPTED) {      if ($completionStatus == ATTEMPTED) {
Line 4607  my %compositeToSimple = Line 4728  my %compositeToSimple =
       NETWORK_FAILURE()       => ERROR,        NETWORK_FAILURE()       => ERROR,
       NOTHING_SET()           => CLOSED,        NOTHING_SET()           => CLOSED,
       CORRECT()               => CORRECT,        CORRECT()               => CORRECT,
         PARTIALLY_CORRECT()     => PARTIALLY_CORRECT,
       EXCUSED()               => CORRECT,        EXCUSED()               => CORRECT,
       PAST_DUE_NO_ANSWER()    => INCORRECT,        PAST_DUE_NO_ANSWER()    => INCORRECT,
       PAST_DUE_ANSWER_LATER() => INCORRECT,        PAST_DUE_ANSWER_LATER() => INCORRECT,
Line 4727  sub getNext { Line 4849  sub getNext {
     my $to = $self->to();      my $to = $self->to();
     foreach my $branch ( split(/,/, $to) ) {      foreach my $branch ( split(/,/, $to) ) {
         my $choice = $self->{NAV_MAP}->getById($branch);          my $choice = $self->{NAV_MAP}->getById($branch);
         if (!$choice->condition()) { next; }          #if (!$choice->condition()) { next; }
         my $next = $choice->goesto();          my $next = $choice->goesto();
         $next = $self->{NAV_MAP}->getById($next);          $next = $self->{NAV_MAP}->getById($next);
   
Removed from v.1.323  
changed lines
  Added in v.1.352

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