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-implemented <stringresponse>
-fixed editor to remove trailing and leading spaces from user supplied values.
-updated documentation

    1: # The LearningOnline Network with CAPA
    2: # various response type definitons response definition
    3: 
    4: # 11/23,11/24,11/28 Gerd Kortemeyer
    5: 
    6: package Apache::response;
    7: use strict;
    8: 
    9: sub BEGIN {
   10:   &Apache::lonxml::register('Apache::response',('responseparam','caparesponse','numericalresponse','stringresponse','radiobuttonresponse','optionresponse','imageresponse','essayresponse'));
   11: }
   12: 
   13: sub start_response {
   14:   my ($parstack,$safeeval)=@_;  
   15:   my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
   16:   if ($id eq '') { $id = $Apache::lonxml::curdepth; }
   17:   push (@Apache::inputtags::response,$id);
   18:   push (@Apache::inputtags::responselist,$id);
   19:   @Apache::inputtags::inputlist=();
   20:   return $id;
   21: }
   22: 
   23: sub end_response {
   24:   pop @Apache::inputtags::response;
   25:   @Apache::inputtags::inputlist=();
   26:   return '';
   27: }
   28: 
   29: # used by response to set the non-safe space random number generator to something
   30: # that is stable and unique based on the part number and response number
   31: sub setrandomnumber {
   32:   my $rndseed=&Apache::lonnet::rndseed();
   33:   &Apache::lonxml::debug("randseed $rndseed");
   34: #  $rndseed=unpack("%32i",$rndseed);
   35:   $rndseed=$rndseed
   36:     +(&Apache::lonnet::numval($Apache::inputtags::part) << 10)
   37:       +&Apache::lonnet::numval($Apache::inputtags::response['-1']);
   38:   srand($rndseed);
   39:   &Apache::lonxml::debug("randseed $rndseed");
   40:   return '';
   41: }
   42: 
   43: sub meta_parameter_write {
   44:     my ($name,$type,$default,$display)=@_;
   45:     return '<parameter part="'.$Apache::inputtags::part.
   46: 	            '" name="'.$name.
   47:                     '" type="'.$type.
   48:                  '" default="'.$default.
   49: 	         '" display="'.$display.
   50:                           ' [Part: '.$Apache::inputtags::part.']"></parameter>'
   51:      ."\n";
   52: }
   53: 
   54: sub meta_stores_write {
   55:     my ($name,$type,$display)=@_;
   56:     return '<stores part="'.$Apache::inputtags::part.
   57: 	         '" name="'.$name.
   58:                  '" type="'.$type.
   59: 	      '" display="'.$display.
   60:                        ' [Part: '.$Apache::inputtags::part.']"></stores>'
   61:      ."\n";
   62: }
   63: 
   64: sub mandatory_part_meta {
   65: #
   66: # Autogenerate metadata for mandatory
   67: # input (from RAT or lonparmset) and 
   68: # output (to lonspreadsheet)
   69: # of each part
   70: #
   71:  return
   72:     &meta_parameter_write('opendate','date_start','',
   73:                           'Opening Date').
   74:     &meta_parameter_write('duedate','date_end','',
   75:                           'Due Date').
   76:     &meta_parameter_write('answerdate','date_start','',
   77:                           'Show Answer Date').
   78:     &meta_parameter_write('weight','int_zeropos','',
   79:                           'Available Points').
   80:     &meta_parameter_write('maxtries','int_pos','',
   81:                           'Maximum Number of Tries').
   82: 
   83:     &meta_stores_write('solved','string',
   84:                           'Problem Status').
   85:     &meta_stores_write('tries','int_zeropos',
   86:                           'Number of Attempts').
   87:     &meta_stores_write('awarded','float',
   88: 		          'Partial Credit Factor');
   89: #
   90: # Note: responseid-specific data 'submission' and 'awarddetail'
   91: # not available to spreadsheet -> skip here
   92: #
   93: }
   94: 
   95: sub check_for_previous {
   96:   return '0';
   97: }
   98: 
   99: sub start_caparesponse {
  100:   require Apache::caparesponse; 
  101:   import Apache::caparesponse; 
  102:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  103: #  print "\n<br />\nsimple caparesponse\n";
  104:   return &Apache::caparesponse::start_caparesponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
  105: }
  106: 
  107: sub start_stringresponse {
  108:   require Apache::caparesponse;
  109:   import Apache::caparesponse;
  110:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  111:   return &Apache::caparesponse::start_stringresponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
  112: }
  113: 
  114: sub start_numericalresponse {
  115:   require Apache::caparesponse; 
  116:   import Apache::caparesponse; 
  117:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  118:   return &Apache::caparesponse::start_numericalresponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
  119: }
  120: 
  121: sub start_radiobuttonresponse {
  122:   require Apache::radiobuttonresponse; 
  123:   import Apache::radiobuttonresponse; 
  124:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  125:   return &Apache::radiobuttonresponse::start_radiobuttonresponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
  126: }
  127: 
  128: sub start_optionresponse {
  129:   require Apache::optionresponse; 
  130:   import Apache::optionresponse; 
  131:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  132:   return &Apache::optionresponse::start_optionresponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
  133: }
  134: 
  135: sub start_imageresponse {
  136:   require Apache::imageresponse; 
  137:   import Apache::imageresponse; 
  138:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  139:   return &Apache::imageresponse::start_imageresponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
  140: }
  141: 
  142: sub start_essayresponse {
  143:   require Apache::essayresponse; 
  144:   import Apache::essayresponse; 
  145:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
  146:   return &Apache::essayresponse::start_essayresponse($target,$token,$tagstack,$parstack,$parser,$safeeval,$style);
  147: }
  148: 
  149: sub start_responseparam {
  150:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  151:   if ($target eq 'grade' || $target eq 'web') {
  152:     my $default= &Apache::lonxml::get_param('default',$parstack,$safeeval);
  153:     my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
  154:     &Apache::lonxml::debug("looking for resource.$Apache::inputtags::part.$name");
  155:     my $value = &Apache::lonnet::EXT("resource.$Apache::inputtags::part.$name");
  156:     &Apache::lonxml::debug("$name has value :$value: and default :$default:");
  157:     if ($value eq '' || $value eq 'con_lost') {
  158:       &Apache::lonxml::debug("defaulting");
  159:       $Apache::inputtags::params{$name}=$default;
  160:     } else {
  161:       &Apache::lonxml::debug("using value");
  162:       $Apache::inputtags::params{$name}=$value;
  163:     }
  164:     return '';
  165:   } elsif ($target eq 'meta') {
  166:     return &meta_parameter_write($token->[2]->{'name'},
  167: 				 $token->[2]->{'type'},
  168: 				 $token->[2]->{'default'},
  169: 				 $token->[2]->{'description'});
  170:   } elsif ($target eq 'edit') {
  171:     my $result.=&Apache::edit::tag_start($target,$token,&Apache::lonxml::description($token));
  172:     $result.=&Apache::edit::text_arg('Name:','name',$token).
  173:       &Apache::edit::text_arg('Type:','type',$token).
  174: 	&Apache::edit::text_arg('Description:','description',$token).
  175: 	  &Apache::edit::text_arg('Default:','default',$token).
  176: 	    "</td></tr>";
  177:     $result.=&Apache::edit::end_table;
  178:     return $result;
  179:   } elsif ($target eq 'modified') {
  180:     my $result;
  181:     my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
  182: 						 'name','type','description',
  183: 						 'default');
  184:     if ($constructtag) {
  185:       $result = &Apache::edit::rebuild_tag($token);
  186:       $result.=&Apache::edit::handle_insert();
  187:     }
  188:     return $result;
  189: 
  190:   } else {
  191:     return '';
  192:   }
  193: }
  194: 
  195: sub end_responseparam {
  196:   my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
  197:   if ($target eq 'edit') { return ('','no'); }
  198:   return '';
  199: }
  200: 
  201: 1;
  202: __END__
  203: