Annotation of loncom/homework/hint.pm, revision 1.39
1.21 albertel 1: # The LearningOnline Network with CAPA
2: # implements the tags that control the hints
3: #
1.39 ! albertel 4: # $Id: hint.pm,v 1.38 2003/04/07 23:02:06 albertel Exp $
1.21 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
1.33 albertel 10: # LON-CAPA me&aree software; you can redistribute it and/or modify
1.21 albertel 11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
1.1 albertel 29: package Apache::hinttags;
30:
31: use strict;
32: use Apache::lonnet;
1.6 albertel 33: use capa;
1.1 albertel 34:
1.25 harris41 35: BEGIN {
1.39 ! albertel 36: &Apache::lonxml::register('Apache::hinttags',('hintgroup','hintpart','numericalhint','stringhint','formulahint','optionhint','radiobuttonhint'));
1.1 albertel 37: }
38:
1.2 albertel 39:
1.15 albertel 40: @Apache::hint::which=();
1.1 albertel 41: sub start_hintgroup {
1.39 ! albertel 42: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
! 43: my $skiptoend='0';
! 44: my $result;
! 45:
! 46: if ($target eq 'web') {
! 47: my $id=$Apache::inputtags::part;
! 48: my $numtries=$Apache::lonhomework::history{"resource.$id.tries"};
! 49: if ( $numtries eq '') { $numtries = 0; }
! 50: my $hinttries=&Apache::lonnet::EXT("resource.$id.hinttries");
! 51: if ( $hinttries eq '') { $hinttries = 1; }
! 52: &Apache::lonxml::debug("found :$id:$numtries:$hinttries:");
! 53: if ($Apache::lonhomework::type ne 'exam') {
! 54: if ( $numtries < $hinttries ) {
! 55: $skiptoend='1';
! 56: } else {
! 57: $result='<table bgcolor="#dddddd"><tr><td>';
! 58: }
1.38 albertel 59: } else {
1.39 ! albertel 60: &Apache::lonxml::startredirection;
1.38 albertel 61: }
1.39 ! albertel 62: if ($skiptoend) {
! 63: &Apache::lonxml::get_all_text("/hintgroup",$parser);
! 64: }
! 65: } elsif ($target eq 'tex') {
! 66: $result .= '\keephidden{';
1.20 albertel 67: }
1.39 ! albertel 68: @Apache::hint::which=();
! 69: return $result;
1.1 albertel 70: }
71:
72: sub end_hintgroup {
1.39 ! albertel 73: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
! 74: my $result;
1.20 albertel 75:
1.39 ! albertel 76: if ($target eq 'web') {
! 77: my $id=$Apache::inputtags::part;
! 78: my $numtries=$Apache::lonhomework::history{"resource.$id.tries"};
! 79: if ( $numtries eq '') { $numtries = 0; }
! 80: my $hinttries=&Apache::lonnet::EXT("resource.$id.hinttries");
! 81: if ( $hinttries eq '') { $hinttries = 1; }
! 82: &Apache::lonxml::debug("found :$id:$numtries:$hinttries:");
! 83: if ($Apache::lonhomework::type ne 'exam') {
! 84: if ( $numtries >= $hinttries ) {
! 85: $result='</td></tr></table>';
! 86: }
! 87: } else {
! 88: &Apache::lonxml::endredirection;
1.38 albertel 89: }
1.39 ! albertel 90: } elsif ($target eq 'edit') {
! 91: $result.=&Apache::edit::end_table();
! 92: } elsif ($target eq 'tex') {
! 93: $result .= '}';
1.19 albertel 94: }
1.39 ! albertel 95: @Apache::hint::which=();
! 96: return $result;
1.3 albertel 97: }
98:
99: sub start_numericalhint {
1.39 ! albertel 100: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
! 101: #do everything in end, so intervening <responseparams> work
! 102: &Apache::response::start_hintresponse($parstack,$safeeval);
! 103: my $result;
! 104: if ($target eq 'edit') {
! 105: $result.=&Apache::edit::tag_start($target,$token);
! 106: $result.=&Apache::edit::text_arg('Name:','name',$token);
! 107: $result.=&Apache::edit::text_arg('Answer:','answer',$token);
! 108: if ($token->[1] eq 'numericalhint') {
! 109: $result.=&Apache::edit::text_arg('Unit:','unit',$token,5).
! 110: &Apache::loncommon::help_open_topic('Physical_Units');
! 111: $result.=&Apache::edit::text_arg('Format:','format',$token,4).
! 112: &Apache::loncommon::help_open_topic('Numerical_Response_Format');
! 113: } elsif ($token->[1] eq 'stringhint') {
! 114: $result.=&Apache::edit::select_arg('Type:','type',['cs','ci','mc'],$token);
! 115: } elsif ($token->[1] eq 'formulahint') {
! 116: $result.=&Apache::edit::text_arg('Sample Points:','samples',$token,40);
! 117: }
! 118: $result.=&Apache::edit::end_row();
! 119: $result.=&Apache::edit::start_spanning_row();
! 120: } elsif ($target eq 'modified') {
! 121: my $constructtag;
! 122: if ($token->[1] eq 'numericalhint') {
! 123: $constructtag=&Apache::edit::get_new_args($token,$parstack,
! 124: $safeeval,'name',
! 125: 'answer','unit','format');
! 126: } elsif ($token->[1] eq 'stringhint') {
! 127: $constructtag=&Apache::edit::get_new_args($token,$parstack,
! 128: $safeeval,'name','answer',
! 129: 'type');
! 130: } elsif ($token->[1] eq 'formulahint') {
! 131: $constructtag=&Apache::edit::get_new_args($token,$parstack,
! 132: $safeeval,'name','answer',
! 133: 'samples');
! 134: }
! 135: if ($constructtag) {
! 136: $result = &Apache::edit::rebuild_tag($token);
! 137: $result .= &Apache::edit::handle_insert();
! 138: }
! 139: } elsif ($target eq 'web') {
! 140: &Apache::response::reset_params();
1.28 albertel 141: }
1.39 ! albertel 142: return $result;
1.3 albertel 143: }
144:
145: sub end_numericalhint {
1.39 ! albertel 146: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
! 147: my $result;
! 148: if ($target eq 'web') {
! 149: if (!$Apache::lonxml::default_homework_loaded) {
! 150: &Apache::lonxml::default_homework_load($safeeval);
! 151: }
! 152: $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
! 153: my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
! 154: &Apache::response::setup_params('numericalhint');
! 155: my $partid=$Apache::inputtags::part;
! 156: my $id=$Apache::inputtags::response['-1'];
! 157: #id submissions occured under
! 158: my $submitid=$Apache::inputtags::response['-2'];
! 159: my $response = $Apache::lonhomework::history{
1.18 albertel 160: "resource.$partid.$submitid.submission"};
1.39 ! albertel 161: &Apache::lonxml::debug("hintgroup is using $response<br />\n");
! 162: #build safe space expression
! 163: my $expression="&caparesponse_check_list('".$response."','".
! 164: $$parstack[$#$parstack];
! 165: #need to get all possible parms
! 166: foreach my $key (keys(%Apache::inputtags::params)) {
! 167: $expression.= ';my $'. #'
! 168: $key.'="'.$Apache::inputtags::params{$key}.'"';
! 169: }
! 170: $expression.="');";
! 171: $result = &Apache::run::run($expression,$safeeval);
! 172: &Apache::lonxml::debug("$expression:result:$result:$Apache::lonxml::curdepth");
! 173: my ($awards) = split /:/ , $result;
! 174: my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
! 175: if ($ad eq 'EXACT_ANS' || $ad eq 'APPROX_ANS') { push (@Apache::hint::which,$name); }
! 176: $result='';
! 177: } elsif ($target eq 'meta') {
! 178: $result=&Apache::response::meta_package_write($token->[1]);
! 179: } elsif ($target eq 'edit') {
! 180: $result.='</td></tr>'.&Apache::edit::end_table;
1.18 albertel 181: }
1.39 ! albertel 182: &Apache::response::end_hintresponse();
! 183: return $result;
1.28 albertel 184: }
185:
186: sub start_stringhint {
1.35 albertel 187: return &start_numericalhint(@_);
1.28 albertel 188: }
189:
190: sub end_stringhint {
1.35 albertel 191: return &end_numericalhint(@_);
1.28 albertel 192: }
193:
194: sub start_formulahint {
1.35 albertel 195: return &start_numericalhint(@_);
1.28 albertel 196: }
197:
198: sub end_formulahint {
1.35 albertel 199: return end_numericalhint(@_);
1.1 albertel 200: }
201:
1.2 albertel 202: # a part shows if it is on, if no specific parts are on, then default shows
1.1 albertel 203: sub start_hintpart {
1.39 ! albertel 204: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.15 albertel 205:
1.39 ! albertel 206: my $show ='0';
! 207: my $result = '';
! 208: if ($target eq 'web') {
! 209: my $on= &Apache::lonxml::get_param('on',$parstack,$safeeval);
! 210: &Apache::lonxml::debug("hintpart sees $on and ,$#Apache::hint::which");
! 211: if ( $on eq 'default' && $#Apache::hint::which == '-1') {
! 212: $show=1;
! 213: } else {
! 214: my $which;
! 215: foreach $which (@Apache::hint::which) { if ($which eq $on) { $show = 1; last } }
! 216: }
! 217: if (!$show) {
! 218: &Apache::lonxml::get_all_text("/hintpart",$parser);
! 219: }
! 220: } elsif ($target eq 'grade') {
! 221: &Apache::lonxml::get_all_text("/hintpart",$parser);
! 222: } elsif ($target eq 'edit') {
! 223: $result.= &Apache::edit::tag_start($target,$token);
! 224: $result.= &Apache::edit::text_arg('On:','on',$token);
! 225: $result.= &Apache::edit::end_row();
! 226: $result.= &Apache::edit::start_spanning_row();
! 227: } elsif ($target eq 'modified') {
! 228: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
! 229: $safeeval,'on');
! 230: if ($constructtag) {
! 231: $result = &Apache::edit::rebuild_tag($token);
! 232: $result.=&Apache::edit::handle_insert();
! 233: }
1.20 albertel 234: }
1.39 ! albertel 235: return $result;
1.1 albertel 236: }
237:
238: sub end_hintpart {
1.29 albertel 239: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
240: my $result;
241: if ($target eq 'edit') { $result.=&Apache::edit::end_table; }
242: return $result;
243: }
244:
245: sub start_optionhint {
246: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
247: my $result;
1.30 albertel 248: &Apache::response::start_hintresponse($parstack,$safeeval);
249: if ($target eq 'edit') {
250: $result.=&Apache::edit::tag_start($target,$token);
251: $result.=&Apache::edit::text_arg('Name:','name',$token);
252: $result.=&Apache::edit::text_arg('Answer:','answer',$token,40);
253: $result.=&Apache::edit::text_arg('Concept:','concept',$token,50);
254: } elsif ($target eq 'modified') {
255: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
256: $safeeval,'name',
257: 'answer','concept');
258: if ($constructtag) {
259: $result = &Apache::edit::rebuild_tag($token);
260: $result .= &Apache::edit::handle_insert();
261: }
262: } elsif ($target eq 'meta') {
263: $result=&Apache::response::meta_package_write('numericalhint');
264: }
1.29 albertel 265: return $result;
266: }
267:
268: sub end_optionhint {
269: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
270: my $result;
1.30 albertel 271: if ($target eq 'web') {
272: my ($foilmatch,$conceptmatch)=(-1,-1);
273: my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
274: my $partid=$Apache::inputtags::part;
275: #id submissions occured under
276: my $submitid=$Apache::inputtags::response['-2'];
277: my $part_id="$partid.$submitid";
278: my %answer;
279: my $answer=&Apache::lonxml::get_param('answer',$parstack,$safeeval);
280: if ($answer) {
281: eval('%answer ='.$answer);
282: &Apache::lonhomework::showhash(%answer);
283: my $response = $Apache::lonhomework::history{
284: "resource.$part_id.submission"};
285: my %response=&Apache::lonnet::str2hash($response);
286: &Apache::lonhomework::showhash(%response);
287: foreach my $foil (keys(%answer)) {
288: $foilmatch=1;
289: if ($answer{$foil} ne $response{$foil}) {$foilmatch=0;last;}
290: }
291: }
292: my %concept;
293: my $constr=&Apache::lonxml::get_param('concept',$parstack,$safeeval);
294: if ( $constr ) { eval('%concept ='.$constr); }
295: my $response = $Apache::lonhomework::history{
296: "resource.$part_id.submissiongrading"};
297: my %response=&Apache::lonnet::str2hash($response);
298: foreach my $concept (keys(%concept)) {
299: my $compare;
300: if ($concept{$concept} eq 'correct') {$compare=1}else{$compare=0}
301: $conceptmatch=1;
302: if (ref($Apache::hint::option{"$part_id.concepts"})) {
303: foreach my $foil (@{ $Apache::hint::option{"$part_id.concept.$concept"} }) {
304: &Apache::lonxml::debug("compare -$foil- -$response{$foil}-$compare-");
305: if ( exists($response{$foil}) &&
306: $response{$foil} ne $compare) {$conceptmatch=0;last;}
307: }
308: } else {
309: $conceptmatch=0;
310: }
311: if ($conceptmatch eq '0') { last; }
312: }
313: if ( ($conceptmatch eq '-1' || $conceptmatch eq '1') &&
314: ($foilmatch eq '-1' || $foilmatch eq '1') ) {
315: push(@Apache::hint::which,$name);
316: }
317: } elsif ($target eq 'edit') { $result.=&Apache::edit::end_table; }
1.29 albertel 318: if ($target eq 'edit') { $result.=&Apache::edit::end_table; }
1.30 albertel 319: &Apache::response::end_hintresponse();
1.29 albertel 320: return $result;
321: }
322:
323: sub start_radiobuttonhint {
324: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
325: my $result;
326: &Apache::response::start_hintresponse($parstack,$safeeval);
327: if ($target eq 'edit') {
328: $result.=&Apache::edit::tag_start($target,$token);
329: $result.=&Apache::edit::text_arg('Name:','name',$token);
330: $result.=&Apache::edit::text_arg('Answer:','answer',$token);
331: } elsif ($target eq 'modified') {
332: my $constructtag=&Apache::edit::get_new_args($token,$parstack,
333: $safeeval,'name',
334: 'answer');
335: if ($constructtag) {
336: $result = &Apache::edit::rebuild_tag($token);
337: $result .= &Apache::edit::handle_insert();
338: }
339: } elsif ($target eq 'meta') {
340: $result=&Apache::response::meta_package_write('numericalhint');
341: }
342: return $result;
1.1 albertel 343: }
344:
1.31 albertel 345: sub end_radiobuttonhint {
1.29 albertel 346: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
347: my $result;
348: if ($target eq 'web') {
349: my $name= &Apache::lonxml::get_param('name',$parstack,$safeeval);
350: my @answer;
351: my $answer=&Apache::lonxml::get_param('answer',$parstack,$safeeval);
352: eval('@answer ='.$answer);
353: my $partid=$Apache::inputtags::part;
354: #id submissions occured under
355: my $submitid=$Apache::inputtags::response['-2'];
356: my $part_id="$partid.$submitid";
357: my $response = $Apache::lonhomework::history{
358: "resource.$part_id.submission"};
359: ($response)=&Apache::lonnet::str2hash($response);
360: if ($answer[0] eq 'foil' && $response eq $answer[1]) {
361: push (@Apache::hint::which,$name);
362: } elsif ($answer[0] eq 'concept') {
363: if (ref($Apache::hint::radiobutton{"$part_id.concept.".$answer[1]})) {
364: my @names=@{ $Apache::hint::radiobutton{"$part_id.concept.".$answer[1]} };
365: if (grep(/^\Q$response\E$/,@names)) {
366: push(@Apache::hint::which,$name);
367: }
368: }
369: }
370: } elsif ($target eq 'edit') { $result.=&Apache::edit::end_table; }
371: &Apache::response::end_hintresponse();
372: return $result;
373: }
1.1 albertel 374: 1;
375: __END__
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