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Diff for /loncom/interface/lonnavmaps.pm between versions 1.52 and 1.54

version 1.52, 2002/09/24 02:41:21 version 1.54, 2002/09/24 20:01:05
Line 833  sub new_handle { Line 833  sub new_handle {
   
     # Defines a status->color mapping, null string means don't color      # Defines a status->color mapping, null string means don't color
     my %colormap =       my %colormap = 
     ( $res->NETWORK_FAILURE    => '',      ( $res->NETWORK_FAILURE        => '',
       $res->CORRECT            => '#BBFFBB',        $res->CORRECT                => '#BBFFBB',
       $res->EXCUSED            => '#BBBBFF',        $res->EXCUSED                => '#BBBBFF',
       $res->PAST_DUE           => '#FFAA00',        $res->PAST_DUE_ANSWER_LATER  => '#FFAA00',
       $res->ANSWER_OPEN        => '#FF00AA',        $res->PAST_DUE_NO_ANSWER     => '#FFAA00',
       $res->OPEN_LATER         => '',        $res->ANSWER_OPEN            => '#FF00AA',
       $res->TRIES_LEFT         => '#FFFF00',        $res->OPEN_LATER             => '',
       $res->INCORRECT          => '#FFAA00',        $res->TRIES_LEFT             => '#FFFF00',
       $res->OPEN               => '#FFFF88' );        $res->INCORRECT              => '#FFAA00',
         $res->OPEN                   => '#FFFF88',
         $res->NOTHING_SET            => ''        );
   
     if (!defined($navmap)) {      if (!defined($navmap)) {
         my $requrl = $r->uri;          my $requrl = $r->uri;
Line 863  sub new_handle { Line 865  sub new_handle {
   
     my $mapIterator = $navmap->getIterator(undef, undef, \%filterHash);      my $mapIterator = $navmap->getIterator(undef, undef, \%filterHash);
     my $curRes = $mapIterator->next();      my $curRes = $mapIterator->next();
       undef $res; # so we don't accidentally use it later
     my $indentLevel = -1;      my $indentLevel = -1;
     my $indentString = "        ";      my $indentString = "        ";
   
Line 966  sub new_handle { Line 969  sub new_handle {
                                   
                 if ($curRes->kind() eq "res" and                   if ($curRes->kind() eq "res" and 
                     $curRes->is_problem() ) {                      $curRes->is_problem() ) {
                     $r->print (" Due: " . localtime($curRes->duedate()));                      $r->print (getDescription($curRes, $part));
                 }                  }
             }              }
         }          }
Line 1024  sub getLinkForResource { Line 1027  sub getLinkForResource {
     return $res->src();      return $res->src();
 }  }
   
   # Convenience function: This seperates the logic of how to create
   # the problem text strings ("Due: DATE", "Open: DATE", "Not yet assigned",
   # etc.) into a seperate function. It takes a resource object as the
   # 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.
   
   sub getDescription {
       my $res = shift;
       my $part = shift;
       my $status = $res->getDateStatus();
   
       if ($status == $res->NETWORK_FAILURE) { return ""; }
       if ($status == $res->NOTHING_SET) {
           return "Not currently assigned.";
       }
       if ($status == $res->OPEN_LATER) {
           return "Opens: " . timeToHumanString($res->opendate($part));
       }
       if ($status == $res->OPEN) {
           return "Due: $status " . timeToHumanString($res->duedate($part));
       }
       if ($status == $res->PAST_DUE_ANSWER_LATER) {
           return "Answer: " . timeToHumanString($res->answerdate($part));
       }
       if ($status == $res->PAST_DUE_NO_ANSWER) {
           return "Was Due: " . timeToHumanString($res->duedate($part));
       }
       if ($status == $res->ANSWER_OPEN) {
           return "Answer available";
       }
   }
   
   # I want to change this into something more human-friendly. For
   # now, this is a simple call to localtime. The final function
   # probably belongs in loncommon.
   sub timeToHumanString {
       return localtime(shift);
   }
   
 1;  1;
   
 package Apache::lonnavmaps::navmap;  package Apache::lonnavmaps::navmap;
Line 1985  B<Date Codes> Line 2027  B<Date Codes>
   
 =item * B<OPEN>: Open and not yet due.  =item * B<OPEN>: Open and not yet due.
   
 =item * B<PAST_DUE>: The due date has passed, but the answer date has not yet arrived.  =item * B<PAST_DUE_ANSWER_LATER>: The due date has passed, but the answer date has not yet arrived.
   
   =item * B<PAST_DUE_NO_ANSWER>: The due date has passed and there is no answer opening date set.
   
 =item * B<ANSWER_OPEN>: The answer date is here.  =item * B<ANSWER_OPEN>: The answer date is here.
   
Line 1996  B<Date Codes> Line 2040  B<Date Codes>
 =cut  =cut
   
 # Apparently the compiler optimizes these into constants automatically  # Apparently the compiler optimizes these into constants automatically
 sub OPEN_LATER      { return 0; }  sub OPEN_LATER             { return 0; }
 sub OPEN            { return 1; }  sub OPEN                   { return 1; }
 sub PAST_DUE        { return 2; }  sub PAST_DUE_NO_ANSWER     { return 2; }
 sub ANSWER_OPEN     { return 3; }  sub PAST_DUE_ANSWER_LATER  { return 3; }
 sub NETWORK_FAILURE { return 100; }  sub ANSWER_OPEN            { return 4; }
   sub NOTHING_SET            { return 5; } 
   sub NETWORK_FAILURE        { return 100; }
   
   # getDateStatus gets the date status for a given problem part. 
   # Because answer date, due date, and open date are fully independent
   # (i.e., it is perfectly possible to *only* have an answer date), 
   # we have to completely cover the 3x3 maxtrix of (answer, due, open) x
   # (past, future, none given). This function handles this with a decision
   # tree. Read the comments to follow the decision tree.
   
 sub getDateStatus {  sub getDateStatus {
     my $self = shift;      my $self = shift;
     my $part = shift;      my $part = shift;
     $part = "0" if (!defined($part));      $part = "0" if (!defined($part));
   
       # Always return network failure if there was one.
     return $self->NETWORK_FAILURE if ($self->{NAV_MAP}->{NETWORK_FAILURE});      return $self->NETWORK_FAILURE if ($self->{NAV_MAP}->{NETWORK_FAILURE});
   
     my $now = time();      my $now = time();
   
     my $o = $now - $self->opendate($part);      my $open = $self->opendate($part);
     my $d = $now - $self->duedate($part);      my $due = $self->duedate($part);
     my $a = $now - $self->answerdate($part);      my $answer = $self->answerdate($part);
   
     if ($o < 0) {return $self->OPEN_LATER};      if (!$open && !$due && !$answer) {
     if ($d < 0) {return $self->OPEN};          # no data on the problem at all
     if ($a < 0) {return $self->PAST_DUE};          # should this be the same as "open later"? think multipart.
     return $self->ANSWER_OPEN;          return $self->NOTHING_SET;
       }
       if (!$open || $now < $open) {return $self->OPEN_LATER};
       if (!$due || $now < $due) {return $self->OPEN};
       if ($answer && $now < $answer) {return $self->PAST_DUE_ANSWER_LATER};
       if ($answer) { return $self->ANSWER_OPEN; };
       return PAST_DUE_NO_ANSWER;
 }  }
   
 =pod  =pod
Line 2052  B<Completion Codes> Line 2113  B<Completion Codes>
   
 =cut  =cut
   
 sub NOT_ATTEMPTED         { return 0; }  sub NOT_ATTEMPTED         { return 10; }
 sub INCORRECT             { return 1; }  sub INCORRECT             { return 11; }
 sub INCORRECT_BY_OVERRIDE { return 2; }  sub INCORRECT_BY_OVERRIDE { return 12; }
 sub CORRECT               { return 3; }  sub CORRECT               { return 13; }
 sub CORRECT_BY_OVERRIDE   { return 4; }  sub CORRECT_BY_OVERRIDE   { return 14; }
 sub EXCUSED               { return 5; }  sub EXCUSED               { return 15; }
   
 sub getCompletionStatus {  sub getCompletionStatus {
     my $self = shift;      my $self = shift;
Line 2089  Along with directly returning the date o Line 2150  Along with directly returning the date o
   
 =item * NETWORK_FAILURE: The network has failed and the information is not available.  =item * NETWORK_FAILURE: The network has failed and the information is not available.
   
   =item * NOTHING_SET: No dates have been set for this problem (part) at all. (Because only certain parts of a multi-part problem may be assigned, this can not be collapsed into "open later", as we don't know a given part will EVER be opened.)
   
 =item * CORRECT: For any reason at all, the part is considered correct.  =item * CORRECT: For any reason at all, the part is considered correct.
   
 =item * EXCUSED: For any reason at all, the problem is excused.  =item * EXCUSED: For any reason at all, the problem is excused.
   
 =item * PAST_DUE: The problem is past due, and not considered correct.  =item * PAST_DUE_NO_ANSWER: The problem is past due, not considered correct, and no answer date is set.
   
   =item * PAST_DUE_ANSWER_LATER: The problem is past due, not considered correct, and an answer date in the future is set.
   
 =item * ANSWER_OPEN: The problem is past due, not correct, and the answer is now available.  =item * ANSWER_OPEN: The problem is past due, not correct, and the answer is now available.
   
Line 2120  sub status { Line 2185  sub status {
   
     # What we have is a two-dimensional matrix with 4 entries on one      # What we have is a two-dimensional matrix with 4 entries on one
     # dimension and 5 entries on the other, which we want to colorize,      # dimension and 5 entries on the other, which we want to colorize,
     # plus network failure.      # plus network failure and "no date data at all".
   
     # Don't colorize on network failure.      if ($completionStatus == NETWORK_FAILURE) { return NETWORK_FAILURE; }
     if ($completionStatus == NETWORK_FAILURE()) { return $self->NETWORK_FAILURE(); }  
   
     # There are a few whole rows we can dispose of:      # There are a few whole rows we can dispose of:
     # If the problem is CORRECT, color it green no matter what      if ($completionStatus == CORRECT ||
     if ($completionStatus == CORRECT() ||          $completionStatus == CORRECT_BY_OVERRIDE ) {
         $completionStatus == CORRECT_BY_OVERRIDE() ) {          return CORRECT(); 
         return $self->CORRECT(); # Return a nice green.      }
   
       # If it's EXCUSED, then return that no matter what
       if ($completionStatus == EXCUSED) {
           return EXCUSED; 
     }      }
   
     # If it's EXCUSED, then return something no matter what      if ($dateStatus == NOTHING_SET) {
     if ($completionStatus == EXCUSED()) {          return NOTHING_SET;
         return $self->EXCUSED(); # return a nice blue  
     }      }
   
     # Now we're down to a 3 (incorrect, incorrect_override, not_attempted)      # Now we're down to a 3 (incorrect, incorrect_override, not_attempted)
     # by 4 matrix (date status).      # by 4 matrix (date status).
   
     # If it's Past Due and we didn't bail earlier because it's correct,      if ($dateStatus == PAST_DUE_ANSWER_LATER ||
     # color it orange. (Red is sort inappropriate; too drastic a color          $dateStatus == PAST_DUE_NO_ANSWER) {
     # for something the student can't fix.          return $dateStatus; 
     if ($dateStatus == PAST_DUE()) {  
         return $self->PAST_DUE(); # return orange  
     }      }
   
     if ($dateStatus == ANSWER_OPEN()) {      if ($dateStatus == ANSWER_OPEN) {
         return $self->ANSWER_OPEN();          return ANSWER_OPEN;
     }      }
   
     # Now: (incorrect, incorrect_override, not_attempted) x       # Now: (incorrect, incorrect_override, not_attempted) x 
     # (open_later), (open)      # (open_later), (open)
           
     # If it's open later, then don't colorize      if ($dateStatus == OPEN_LATER) {
     if ($dateStatus == OPEN_LATER()) {          return OPEN_LATER;
         return $self->OPEN_LATER();  
     }      }
   
     # If it's WRONG...      # If it's WRONG...
     if ($completionStatus == INCORRECT() || $completionStatus == INCORRECT_BY_OVERRIDE()) {      if ($completionStatus == INCORRECT || $completionStatus == INCORRECT_BY_OVERRIDE) {
         # and there are TRIES LEFT:          # and there are TRIES LEFT:
         if ($self->tries() < $self->maxtries()) {          if ($self->tries() < $self->maxtries()) {
             return $self->TRIES_LEFT(); # return red: The student can fix this              return TRIES_LEFT;
         }          }
         return $self->INCORRECT(); # otherwise, return orange; student can't fix this          return INCORRECT; # otherwise, return orange; student can't fix this
     }      }
   
     # Otherwise, it's untried and open      # Otherwise, it's untried and open
     return $self->OPEN(); # Light yellow      return OPEN; 
 }  }
   
 =pod  =pod
Removed from v.1.52  
changed lines
  Added in v.1.54

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