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- Routines used by londocs.pm when editing/validating Concept Test for GCI.
  - Taken from modules/gci/londocs.pm
    (originally from modules/gerd/gcistuff/londocs.pm)

    1: # The LearningOnline Network
    2: # Custom Edit Course Routines for Assembly of Valid Concept Tests from
    3: # Geoscience Concept Inventory. 
    4: #
    5: # $Id: londocsgci.pm,v 1.1 2009/09/24 22:18:52 gci Exp $
    6: #
    7: # Copyright Michigan State University Board of Trustees
    8: #
    9: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   10: #
   11: # LON-CAPA is free software; you can redistribute it and/or modify
   12: # it under the terms of the GNU General Public License as published by
   13: # the Free Software Foundation; either version 2 of the License, or
   14: # (at your option) any later version.
   15: #
   16: # LON-CAPA is distributed in the hope that it will be useful,
   17: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   18: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   19: # GNU General Public License for more details.
   20: #
   21: # You should have received a copy of the GNU General Public License
   22: # along with LON-CAPA; if not, write to the Free Software
   23: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   24: #
   25: # /home/httpd/html/adm/gpl.txt
   26: #
   27: # http://www.lon-capa.org/
   28: #
   29: 
   30: 
   31: package Apache::londocsgci;
   32: 
   33: use strict;
   34: 
   35: use Apache::lonnet;
   36: use Apache::loncommon;
   37: use LONCAPA::map();
   38: use Apache::lonindexer;
   39: use Apache::lonlocal;
   40: use LONCAPA qw(:DEFAULT :match);
   41: 
   42: {  #scope variables 
   43:  
   44: my $path;
   45: my $version;
   46: my $reqnum;
   47: my @categories;
   48: my @allprobs;
   49: my %probcat;
   50: my %prereqs;
   51: my @defchosen;
   52: my @chosen;
   53: 
   54: sub setdefaults {
   55:    $path='/res/gci/gci';
   56:    $version='GCIv2-1-1';
   57:    $reqnum=15;
   58:    @allprobs=('01','02','03','04','05','06','07',
   59:               '08','10',
   60:               '09',
   61:               '11','12','13','14','15','16','17',
   62:               '18','69',
   63:               '19','20',
   64:               '21','22','23','24','25','26','27','28','29','30',
   65:               '31','32','33','34','35','36','37','38',
   66:               '39A','39B',
   67:               '40',
   68:               '41','42','43','44','45','46','47','48','49','50',
   69:               '51',
   70:               '52','57',
   71:               '53','54','55','56','58',
   72:               '60',
   73:               '61','62','63','64','65','66','67','68','70',
   74:               '71',
   75:               '2004_73');
   76: 
   77:    @categories=('M1','M2','M3','M4',
   78:                 'A','B','C','D','E','F','G','H','I','J','K');
   79:    %probcat =('01' => 'M1','02' => 'M2','03' => 'A' ,'04' => 'A' ,'05' => ''  ,'06' => 'A' ,'07' => 'B' ,'08' => 'B' ,'09' => 'B' ,'10' => 'C' ,
   80:               '11' => ''  ,'12' => 'C' ,'13' => 'C' ,'14' => 'C' ,'15' => 'C' ,'16' => 'C' ,'17' => 'C' ,'18' => 'D' ,'19' => 'D' ,'20' => 'D' ,
   81:               '21' => 'D' ,'22' => 'D' ,'23' => 'D' ,'24' => 'D' ,'25' => 'D' ,'26' => 'E' ,'27' => 'E' ,'28' => 'E' ,'29' => ''  ,'30' => 'E' ,
   82:               '31' => ''  ,'32' => 'F' ,'33' => 'F' ,'34' => 'F' ,'35' => 'F' ,'36' => 'F' ,'37' => 'M3','38' => 'G' ,
   83:               '39A'=> 'G' ,'39B'=> 'G' ,
   84:               '40' => 'G' ,
   85:               '41' => 'G' ,'42' => 'G' ,'43' => 'G' ,'44' => 'G' ,'45' => 'G' ,'46' => 'G' ,'47' => 'H' ,'48' => 'H' ,'49' => 'H' ,'50' => 'H' ,
   86:               '51' => 'H' ,'52' => 'H' ,'53' => 'H' ,'54' => 'I' ,'55' => 'I' ,'56' => 'I' ,'57' => 'I' ,'58' => 'I' ,
   87:               '60' => 'I' ,
   88:               '61' => 'I' ,'62' => 'I' ,'63' => 'J' ,'64' => 'J' ,'65' => 'J' ,'66' => 'K' ,'67' => 'K' ,'68' => 'K' ,'69' => 'K' ,'70' => 'K' ,
   89:               '71' => 'K' ,
   90:               '2004_73' => 'M4');
   91:    %prereqs=('10' => '08', '57' => '52', '69' => '18');
   92:    @defchosen=('01','02','03','07','12','18','26','32','37','38','47','54','63','66','2004_73');
   93: }
   94: 
   95: sub checkvalid {
   96:    my %covered=();
   97:    my %chosenproblems=();
   98:    my @errors=();
   99:    my $num=$#chosen+1;
  100:    if ($num<$reqnum) {
  101:       push(@errors,&mt('Test requires at least [_1] items, but has only [_2].',$reqnum,$num)); 
  102:    }
  103:    foreach my $item (@chosen) {
  104:       $chosenproblems{$item}=1;
  105:       $covered{$probcat{$item}}=1;
  106:    }
  107:    foreach my $cat (@categories) {
  108:       unless ($covered{$cat}) {
  109:          push(@errors,&mt('Category [_1] not covered.',$cat));
  110:       }
  111:    }
  112:    foreach my $item (@chosen) {
  113:        if ($prereqs{$item}) {
  114:           unless ($chosenproblems{$prereqs{$item}}) {
  115:              push(@errors,&mt('Problem [_1] requires problem [_2].',$item,$prereqs{$item}));
  116:           }
  117:        }
  118:    }
  119:    return @errors;
  120: }
  121: 
  122: sub fullurl {
  123:    my ($item)=@_;
  124:    unless ($item=~/\_/) { $item='_'.$item; }
  125:    return $path.'/'.$version.'/GCI'.$item.'.problem';
  126: }
  127: 
  128: sub listresources {
  129:    my ($r)=@_;
  130:    my @errors=&checkvalid();
  131:    if ($#errors>-1) {
  132:       $r->print('<span class="LC_error">'.&mt('Your test is not yet valid.').'</span><p>'.&mt('The following issues must be addressed before you can use the test:').'<ul>');
  133:       foreach my $message (@errors) {
  134:          $r->print('<li>'.$message.'</li>');
  135:       }
  136:       $r->print('</ul></p>');
  137:    }
  138:    my %chosen=();
  139:    foreach my $item (@chosen) {
  140:       $chosen{$item}=1;
  141:    }
  142:    $r->print('<form name="selecteditems" method="post">');
  143:    $r->print('<p>'.&mt('You may select test items from the list below and then press "Store Problem Selection" at the bottom of the screen.').'</p>'); 
  144:    $r->print(&Apache::loncommon::start_data_table().
  145:              &Apache::loncommon::start_data_table_header_row().
  146:              '<th>'.&mt('Select').'</th><th>'.&mt('Problem').'</th><th>'.&mt('Category').'</th><th>'.&mt('Preview').'</th>'.
  147:              &Apache::loncommon::end_data_table_header_row());
  148:    foreach my $item (@allprobs) {
  149:       $r->print(&Apache::loncommon::start_data_table_row());
  150:       $r->print('<td><font size="+3">');
  151:       $r->print('<input type="checkbox" name="item'.$item.'"');
  152:       if ($chosen{$item}) { $r->print(' checked="checked"'); }
  153:       $r->print(' /></font></td>');
  154:       $r->print('<td><font size="+3">'.$item.'</font></td><td><font size="+3">'.$probcat{$item}.'</font></td>');
  155:       my $output=&Apache::lonindexer::showpreview(&fullurl($item));
  156:       $r->print('<td> '.($output eq '' ? '&nbsp;':$output)." </td>\n");
  157: 
  158:       $r->print( &Apache::loncommon::end_data_table_row());
  159:    }
  160:    $r->print(&Apache::loncommon::end_data_table());
  161:    $r->print('<input type="hidden" name="phase" value="storemap" />');
  162:    $r->print('<input type="submit" value="'.&mt('Store Problem Selection').'" /></form>');
  163: }
  164: 
  165: sub evaluate {
  166:    if ($env{'form.phase'} eq 'storemap') {
  167:       @chosen=();
  168:       foreach my $item (@allprobs) {
  169:          if ($env{'form.item'.$item}) {
  170:             push(@chosen,$item);
  171:          }
  172:       }
  173:    }
  174: }
  175: 
  176: sub mapread_gci {
  177:     my $coursedom=$env{'course.'.$env{'request.course.id'}.'.domain'};
  178:     my $coursenum=$env{'course.'.$env{'request.course.id'}.'.num'};
  179:     return
  180:       &LONCAPA::map::mapread('/uploaded/'.$coursedom.'/'.$coursenum.'/default.sequence');
  181: }
  182: 
  183: sub storemap_gci {
  184:     my $coursedom=$env{'course.'.$env{'request.course.id'}.'.domain'};
  185:     my $coursenum=$env{'course.'.$env{'request.course.id'}.'.num'};
  186:     my ($outtext,$errtext)=
  187:       &LONCAPA::map::storemap('/uploaded/'.$coursedom.'/'.$coursenum.'/default.sequence',1);
  188:     if ($errtext) { return ($errtext,2); }
  189:     return ($errtext,0);
  190: }
  191: 
  192: sub chosen_to_map {
  193:    my %chosenproblems=();
  194:    foreach my $item (@chosen) {
  195:       $chosenproblems{$item}=1;
  196:    }
  197:    @LONCAPA::map::order=();
  198:    @LONCAPA::map::resources=();
  199:    for (my $idx=0;$idx<=$#allprobs;$idx++) {
  200:        my $residx=$idx+1;
  201:        if ($chosenproblems{$allprobs[$idx]}) {
  202:           push(@LONCAPA::map::order,$residx);
  203:           my $url  = &LONCAPA::map::qtunescape(&fullurl($allprobs[$idx]));
  204: 	  my $name = &LONCAPA::map::qtunescape('Problem '.$allprobs[$idx]);
  205: 	  $LONCAPA::map::resources[$residx]=join(':', ($name, $url, 'false', 'normal', 'res'));
  206:        }
  207:     }
  208: }
  209: 
  210: sub map_to_chosen {
  211:     @chosen=();
  212:     foreach my $idx (@LONCAPA::map::order) {
  213:        push(@chosen,$allprobs[$idx-1]);
  214:     }
  215: }
  216: 
  217: sub store {
  218:    my ($r)=@_;
  219:    my @errors=&checkvalid();
  220:    if ($#errors>1) { return; }
  221:    &chosen_to_map();
  222:    &storemap_gci();
  223:    unless ($#errors>-1) {
  224:       $r->print('<p>'.&mt('You have successfully assembled a valid test.').
  225:                 '<form name="reinitform" method="post" action="/adm/roles" target="loncapaclient">'.
  226:                 '<input type="hidden" name="orgurl" value="/adm/navmaps" /><input type="hidden" name="selectrole" value="1" />'.
  227:                 '<input type="hidden" name="'.$env{'request.role'}.'" value="1" /><input type="submit" value="'.
  228:                  &mt('Activate Current Test').'" /></form></p>');
  229:    }
  230: }
  231: 
  232: sub load {
  233:    &mapread_gci();
  234:    &map_to_chosen();
  235:    my @errors=&checkvalid();
  236:    if ($#errors>1) { @chosen=@defchosen; }
  237: }
  238: 
  239: } #end scope variables
  240: 
  241: 1;
  242: __END__
  243: