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Diff for /loncom/interface/lonnavmaps.pm between versions 1.305 and 1.316

version 1.305, 2004/11/11 22:47:55 version 1.316, 2005/02/17 08:29:43
Line 35  use Apache::loncommon(); Line 35  use Apache::loncommon();
 use Apache::lonmenu();  use Apache::lonmenu();
 use Apache::lonenc();  use Apache::lonenc();
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonnet;
 use POSIX qw (floor strftime);  use POSIX qw (floor strftime);
 use Data::Dumper; # for debugging, not always   use Data::Dumper; # for debugging, not always 
   use Time::HiRes qw( gettimeofday tv_interval );
   
 # symbolic constants  # symbolic constants
 sub SYMB { return 1; }  sub SYMB { return 1; }
Line 141  sub handler { Line 143  sub handler {
   
 sub real_handler {  sub real_handler {
     my $r = shift;      my $r = shift;
       #my $t0=[&gettimeofday()];
     # Handle header-only request      # Handle header-only request
     if ($r->header_only) {      if ($r->header_only) {
         if ($ENV{'browser.mathml'}) {          if ($ENV{'browser.mathml'}) {
Line 163  sub real_handler { Line 165  sub real_handler {
     $r->send_http_header;      $r->send_http_header;
   
     my %toplinkitems=();      my %toplinkitems=();
       &add_linkitem(\%toplinkitems,'blank','',"Select Action");
     if ($ENV{QUERY_STRING} eq 'collapseExternal') {      if ($ENV{QUERY_STRING} eq 'collapseExternal') {
  &Apache::lonnet::put('environment',{'remotenavmap' => 'off'});   &Apache::lonnet::put('environment',{'remotenavmap' => 'off'});
  &Apache::lonnet::appenv('environment.remotenavmap' => 'off');   &Apache::lonnet::appenv('environment.remotenavmap' => 'off');
Line 183  MENU Line 185  MENU
      $navstatus       $navstatus
 MENU  MENU
  }   }
    my $html=&Apache::lonxml::xmlbegin();
  $r->print(<<"ENDSUBM");   $r->print(<<"ENDSUBM");
  <html>   $html
         <head>          <head>
   <script type="text/javascript">    <script type="text/javascript">
      function submitthis() {       function submitthis() {
Line 212  ENDSUBM Line 215  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;
     }      }
       my $html=&Apache::lonxml::xmlbegin();
     $r->print("<html><head>\n");      $r->print("$html<head>\n");
     $r->print("<title>".&mt('Navigate Course Contents')."</title>");      $r->print("<title>".&mt('Navigate Course Contents')."</title>");
 # ------------------------------------------------------------ Get query string  # ------------------------------------------------------------ Get query string
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['register','sort','showOnlyHomework']);      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['register','sort','showOnlyHomework','postsymb']);
           
 # ----------------------------------------------------- Force menu registration  # ----------------------------------------------------- Force menu registration
     my $addentries='';      my $addentries='';
Line 376  ENDSUBM Line 379  ENDSUBM
                        <option value=\"default\" $selected{'default'}>".&mt('Default')."</option>                         <option value=\"default\" $selected{'default'}>".&mt('Default')."</option>
                        <option value=\"title\"   $selected{'title'}  >".&mt('Title')."</option>                         <option value=\"title\"   $selected{'title'}  >".&mt('Title')."</option>
                        <option value=\"duedate\" $selected{'duedate'}>".&mt('Duedate')."</option>                         <option value=\"duedate\" $selected{'duedate'}>".&mt('Duedate')."</option>
                        <option value=\"discussion\" $selected{'discussion'}>".&mt('Has Discussion')."</option>                         <option value=\"discussion\" $selected{'discussion'}>".&mt('Has New Discussion')."</option>
                     </select>                      </select>
                  </nobr>                   </nobr>
                </form>");                 </form>");
Line 404  ENDSUBM Line 407  ENDSUBM
             $r->print("<p><font size='+1'>This course is empty.</font></p>");              $r->print("<p><font size='+1'>This course is empty.</font></p>");
         }          }
     }      }
       #my $td=&tv_interval($t0);
       #$r->print("<br />$td");
   
     $r->print("</body></html>");      $r->print("</body></html>");
     $r->rflush();      $r->rflush();
Line 434  sub removeFromFilter { Line 439  sub removeFromFilter {
   
 # Convenience function: Given a stack returned from getStack on the iterator,  # Convenience function: Given a stack returned from getStack on the iterator,
 # return the correct src() value.  # return the correct src() value.
 # Later, this should add an anchor when we start putting anchors in pages.  
 sub getLinkForResource {  sub getLinkForResource {
     my $stack = shift;      my $stack = shift;
     my $res;      my $res;
Line 442  sub getLinkForResource { Line 446  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($res)) {          if (defined($res)) {
       my $anchor;
     if ($res->is_page()) {      if ($res->is_page()) {
  return $res->link();   foreach (@$stack) { if (defined($_)) { $anchor = $_; }  }
    $anchor=&Apache::lonnet::escape($anchor->shown_symb());
    return ($res->link(),$res->shown_symb(),$anchor);
     }      }
             # in case folder was skipped over as "only sequence"              # in case folder was skipped over as "only sequence"
     my ($map,$id,$src)=&Apache::lonnet::decode_symb($res->symb());      my ($map,$id,$src)=&Apache::lonnet::decode_symb($res->symb());
     if ($map=~/\.page$/) {      if ($map=~/\.page$/) {
  return &Apache::lonnet::clutter($map).'#'.   my $url=&Apache::lonnet::clutter($map);
     &Apache::lonnet::escape(&Apache::lonnet::declutter($src));   $anchor=&Apache::lonnet::escape($src->shown_symb());
    return ($url,$res->shown_symb(),$anchor);
     }      }
         }          }
     }      }
Line 462  sub getLinkForResource { Line 470  sub getLinkForResource {
         if (defined($_)) { $res = $_; }          if (defined($_)) { $res = $_; }
     }      }
   
     return $res->link();      return ($res->link(),$res->shown_symb());
 }  }
   
 # Convenience function: This separates the logic of how to create  # Convenience function: This separates the logic of how to create
Line 1010  sub render_resource { Line 1018  sub render_resource {
     my $nonLinkedText = ''; # stuff after resource title not in link      my $nonLinkedText = ''; # stuff after resource title not in link
   
     my $link = $params->{"resourceLink"};      my $link = $params->{"resourceLink"};
   
       #  The URL part is not escaped at this point, but the symb is... 
       #  The stuff to the left of the ? must have ' replaced by \' since
       #  it will be quoted with ' in the href.
   
       my ($left,$right) = split(/\?/, $link);
       $left =~ s/'/\\'/g;
       $link = $left.'?'.$right;
   
     my $src = $resource->src();      my $src = $resource->src();
     my $it = $params->{"iterator"};      my $it = $params->{"iterator"};
     my $filter = $it->{FILTER};      my $filter = $it->{FILTER};
Line 1025  sub render_resource { Line 1042  sub render_resource {
     }      }
   
     # 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
Line 1066  sub render_resource { Line 1087  sub render_resource {
                 '&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') .
Line 1093  sub render_resource { Line 1115  sub render_resource {
     }      }
   
     # Decide what to display      # Decide what to display
   
     $result .= "$newBranchText$linkopen$icon$linkclose";      $result .= "$newBranchText$linkopen$icon$linkclose";
           
     my $curMarkerBegin = '';      my $curMarkerBegin = '';
Line 1110  sub render_resource { Line 1133  sub render_resource {
         !$params->{'condensed'}) {          !$params->{'condensed'}) {
  my $displaypart=$resource->part_display($part);   my $displaypart=$resource->part_display($part);
         $partLabel = " (Part: $displaypart)";          $partLabel = " (Part: $displaypart)";
  $link.='#'.&Apache::lonnet::escape($part);   if ($link!~/\#/) { $link.='#'.&Apache::lonnet::escape($part); }
         $title = "";          $title = "";
     }      }
   
Line 1830  END Line 1853  END
             # Add part 0 so we display it correctly.              # Add part 0 so we display it correctly.
             unshift @parts, '0';              unshift @parts, '0';
         }          }
   
    {
       my ($src,$symb,$anchor,$stack);
       if ($args->{'sort'}) {
    my $it = $navmap->getIterator(undef, undef, undef, 1);
    while ( my $res=$it->next()) {
       if (ref($res) &&
    $res->symb() eq  $curRes->symb()) { last; }
    }
    $stack=$it->getStack();
       } else {
    $stack=$it->getStack();
       }
       ($src,$symb,$anchor)=getLinkForResource($stack);
       if (defined($anchor)) { $anchor='#'.$anchor; }
       my $srcHasQuestion = $src =~ /\?/;
       $args->{"resourceLink"} = $src.
    ($srcHasQuestion?'&':'?') .
    'symb=' . &Apache::lonnet::escape($symb).$anchor;
    }
         # Now, we've decided what parts to show. Loop through them and          # Now, we've decided what parts to show. Loop through them and
         # show them.          # show them.
         foreach my $part (@parts) {          foreach my $part (@parts) {
Line 1841  END Line 1883  END
   
             # Set up some data about the parts that the cols might want              # Set up some data about the parts that the cols might want
             my $filter = $it->{FILTER};              my $filter = $it->{FILTER};
     my $src;  
     if ($args->{'sort'}) {  
  $src = $curRes->src(); # FIXME this is wrong for .pages  
     } else {  
  my $stack = $it->getStack();  
  $src=getLinkForResource($stack);  
     }  
             my $anchor='';  
             if ($src=~s/(\#.*)$//) {  
  $anchor=$1;  
     }  
             my $srcHasQuestion = $src =~ /\?/;  
             $args->{"resourceLink"} = $src.  
                 ($srcHasQuestion?'&':'?') .  
                 'symb=' . &Apache::lonnet::escape($curRes->shown_symb()).  
  $anchor;  
   
             # Now, display each column.              # Now, display each column.
             foreach my $col (@$cols) {              foreach my $col (@$cols) {
Line 1934  sub add_linkitem { Line 1960  sub add_linkitem {
   
 sub show_linkitems {  sub show_linkitems {
     my ($linkitems)=@_;      my ($linkitems)=@_;
     my @linkorder = ("launchnav","closenav","firsthomework","everything",      my @linkorder = ("blank","launchnav","closenav","firsthomework",
      "uncompleted","changefolder","clearbubbles");       "everything","uncompleted","changefolder","clearbubbles");
           
     my $result .= (<<ENDBLOCK);      my $result .= (<<ENDBLOCK);
               <td align="left">                <td align="left">
Line 2235  sub courseMapDefined { Line 2261  sub courseMapDefined {
 sub getIterator {  sub getIterator {
     my $self = shift;      my $self = shift;
     my $iterator = Apache::lonnavmaps::iterator->new($self, shift, shift,      my $iterator = Apache::lonnavmaps::iterator->new($self, shift, shift,
                                                      shift, undef, shift);                                                       shift, undef, shift,
        shift, shift);
     return $iterator;      return $iterator;
 }  }
   
Line 2455  sub parmval_real { Line 2482  sub parmval_real {
   
     if (defined($courseopt)) {      if (defined($courseopt)) {
         if (defined($$courseopt{$courselevelr})) { return $$courseopt{$courselevelr}; }          if (defined($$courseopt{$courselevelr})) { return $$courseopt{$courselevelr}; }
         if (defined($$courseopt{$courselevelm})) { return $$courseopt{$courselevelm}; }  
         if (defined($$courseopt{$courselevel})) { return $$courseopt{$courselevel}; }  
     }      }
   
 # ----------------------------------------------------- third, check map parms  # ----------------------------------------------------- third, check map parms
Line 2473  sub parmval_real { Line 2498  sub parmval_real {
     $default=&Apache::lonnet::metadata($fn,'parameter_'.$meta_rwhat);      $default=&Apache::lonnet::metadata($fn,'parameter_'.$meta_rwhat);
     if (defined($default)) { return $default}      if (defined($default)) { return $default}
   
 # --------------------------------------------------- fifth , cascade up parts  # --------------------------------------------------- fifth, check more course
       if (defined($courseopt)) {
           if (defined($$courseopt{$courselevelm})) { return $$courseopt{$courselevelm}; }
           if (defined($$courseopt{$courselevel})) { return $$courseopt{$courselevel}; }
       }
   
   # --------------------------------------------------- sixth , cascade up parts
   
     my ($space,@qualifier)=split(/\./,$rwhat);      my ($space,@qualifier)=split(/\./,$rwhat);
     my $qualifier=join('.',@qualifier);      my $qualifier=join('.',@qualifier);
Line 2502  you're not sure if $res is already an ob Line 2533  you're not sure if $res is already an ob
 resource appears multiple times in the course, only the first instance  resource appears multiple times in the course, only the first instance
 will be returned. As a result, this is probably useful only for maps.  will be returned. As a result, this is probably useful only for maps.
   
 =item * B<retrieveResources>(map, filterFunc, recursive, bailout):  =item * B<retrieveResources>(map, filterFunc, recursive, bailout, showall):
   
 The map is a specification of a map to retreive the resources from,  The map is a specification of a map to retreive the resources from,
 either as a url or as an object. The filterFunc is a reference to a  either as a url or as an object. The filterFunc is a reference to a
Line 2510  function that takes a resource object as Line 2541  function that takes a resource object as
 true if the resource should be included, or false if it should not  true if the resource should be included, or false if it should not
 be. If recursive is true, the map will be recursively examined,  be. If recursive is true, the map will be recursively examined,
 otherwise it will not be. If bailout is true, the function will return  otherwise it will not be. If bailout is true, the function will return
 as soon as it finds a resource, if false it will finish. By default,  as soon as it finds a resource, if false it will finish. If showall is
 the map is the top-level map of the course, filterFunc is a function  true it will not hide maps that contain nothing but one other map. By
 that always returns 1, recursive is true, bailout is false. The  default, the map is the top-level map of the course, filterFunc is a
 resources will be returned in a list containing the resource objects  function that always returns 1, recursive is true, bailout is false,
 for the corresponding resources, with B<no structure information> in  showall is false. The resources will be returned in a list containing
 the list; regardless of branching, recursion, etc., it will be a flat  the resource objects for the corresponding resources, with B<no
 list.  structure information> in the list; regardless of branching,
   recursion, etc., it will be a flat list.
   
 Thus, this is suitable for cases where you don't want the structure,  Thus, this is suitable for cases where you don't want the structure,
 just a list of all resources. It is also suitable for finding out how  just a list of all resources. It is also suitable for finding out how
Line 2563  sub retrieveResources { Line 2595  sub retrieveResources {
     if (!defined($recursive)) { $recursive = 1; }      if (!defined($recursive)) { $recursive = 1; }
     my $bailout = shift;      my $bailout = shift;
     if (!defined($bailout)) { $bailout = 0; }      if (!defined($bailout)) { $bailout = 0; }
       my $showall = shift;
     # Create the necessary iterator.      # Create the necessary iterator.
     if (!ref($map)) { # assume it's a url of a map.      if (!ref($map)) { # assume it's a url of a map.
         $map = $self->getResourceByUrl($map);          $map = $self->getResourceByUrl($map);
Line 2582  sub retrieveResources { Line 2614  sub retrieveResources {
   
     # Get an iterator.      # Get an iterator.
     my $it = $self->getIterator($map->map_start(), $map->map_finish(),      my $it = $self->getIterator($map->map_start(), $map->map_finish(),
                                 undef, $recursive);                                  undef, $recursive, $showall);
   
     my @resources = ();      my @resources = ();
   
Line 2879  sub new { Line 2911  sub new {
             Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,              Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,
                                               $finishResource, $self->{FILTER},                                                $finishResource, $self->{FILTER},
                                               $self->{ALREADY_SEEN},                                                 $self->{ALREADY_SEEN}, 
                                               $self->{CONDITION}, 0);                                                $self->{CONDITION},
         $self->{FORCE_TOP});
                   
     }      }
   
Line 3042  sub next { Line 3075  sub next {
         $self->{RECURSIVE_ITERATOR} =           $self->{RECURSIVE_ITERATOR} = 
             Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,              Apache::lonnavmaps::iterator->new($self->{NAV_MAP}, $firstResource,
                                               $finishResource, $self->{FILTER},                                                $finishResource, $self->{FILTER},
                                               $self->{ALREADY_SEEN}, $self->{CONDITION});                                                $self->{ALREADY_SEEN},
         $self->{CONDITION},
         $self->{FORCE_TOP});
     }      }
   
     # If this is a blank resource, don't actually return it.      # If this is a blank resource, don't actually return it.
Line 4703  sub browsePriv { Line 4738  sub browsePriv {
         return $self->{BROWSE_PRIV};          return $self->{BROWSE_PRIV};
     }      }
   
     $self->{BROWSE_PRIV} = &Apache::lonnet::allowed('bre', $self->src());      $self->{BROWSE_PRIV} = &Apache::lonnet::allowed('bre',$self->src(),
       $self->symb());
 }  }
   
 =pod  =pod
Removed from v.1.305  
changed lines
  Added in v.1.316

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