Annotation of loncom/homework/caparesponse/caparesponse.pm, revision 1.78
1.3 albertel 1: # The LearningOnline Network with CAPA
2: # caparesponse definition
1.47 albertel 3: #
1.78 ! www 4: # $Id: caparesponse.pm,v 1.77 2003/02/23 20:31:51 www Exp $
1.47 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: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
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: #
1.3 albertel 28:
29: package Apache::caparesponse;
30: use strict;
1.4 albertel 31: use capa;
1.3 albertel 32:
1.50 harris41 33: BEGIN {
1.44 albertel 34: &Apache::lonxml::register('Apache::caparesponse',('caparesponse','numericalresponse','stringresponse','formularesponse'));
1.3 albertel 35: }
36:
37: sub start_caparesponse {
1.31 albertel 38: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.19 albertel 39: my $id = &Apache::response::start_response($parstack,$safeeval);
1.13 albertel 40: return '';
1.3 albertel 41: }
42:
43: sub end_caparesponse {
1.31 albertel 44: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.12 albertel 45: my $result = '';
1.16 albertel 46: if ( $target eq 'grade' ) {
1.27 albertel 47: if ( defined $ENV{'form.submitted'}) {
1.16 albertel 48: $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
1.19 albertel 49: my $response = $ENV{'form.HWVAL'.$Apache::inputtags::response['-1']};
1.18 albertel 50: if ( $response =~ /[^\s]/) {
1.23 albertel 51: my $id = $Apache::inputtags::response['-1'];
52: my $previous= &Apache::response::check_for_previous($response,$id,$response);
1.22 albertel 53: if ( $previous ) {
54: $result = 'PREVIOUSLY_USED';
55: } else {
1.26 albertel 56: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}=$response;
1.22 albertel 57: &Apache::lonxml::debug("submitted a $response<br>\n");
58: &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
59: my $expression="&caparesponse_check('".$response."','".
60: $$parstack[$#$parstack].
61: ';my $tol="'.$Apache::inputtags::params{'tol'}.'"'.
62: ';my $sig="'.$Apache::inputtags::params{'sig'}.'"'.
63: "');";
64: $result = &Apache::run::run($expression,$safeeval);
65: my ($ad) = split /:/ , $result;
1.26 albertel 66: $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}=$ad;
1.22 albertel 67: &Apache::lonxml::debug("$expression");
68: &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
69: }
1.18 albertel 70: }
1.16 albertel 71: }
1.30 albertel 72: } elsif ($target eq 'web') {
1.17 albertel 73: #$result .= "The correct answer is ".&Apache::run::run("{$$parstack['-1'];".'return $answer}',$safeeval)."\n";
1.7 albertel 74: }
75: #Apache::lonxml::debug("\n<br>\nreal end caparesponse<br>\n");
1.19 albertel 76: &Apache::response::end_response;
1.24 albertel 77: return '';
1.21 albertel 78: }
79:
80: sub start_numericalresponse {
1.31 albertel 81: my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
1.22 albertel 82: my $id = &Apache::response::start_response($parstack,$safeeval);
1.32 albertel 83: my $result;
84: if ($target eq 'edit') {
1.49 matthew 85: $result.=&Apache::edit::tag_start($target,$token);
1.34 albertel 86: $result.=&Apache::edit::text_arg('Answer:','answer',$token);
87: if ($token->[1] eq 'numericalresponse') {
1.77 www 88: $result.=&Apache::edit::text_arg('Unit:','unit',$token,5).
89: &Apache::loncommon::help_open_topic('Physical_Units');
90: $result.=&Apache::edit::text_arg('Format:','format',$token,4).
91: &Apache::loncommon::help_open_topic('Numerical_Response_Format');
1.44 albertel 92: } elsif ($token->[1] eq 'stringresponse') {
1.35 albertel 93: $result.=&Apache::edit::select_arg('Type:','type',
1.70 albertel 94: [['cs','Case Sensitive'],['ci','Case Insensitive'],
95: ['mc','Case Insensitive, Any Order']],$token);
1.44 albertel 96: } elsif ($token->[1] eq 'formularesponse') {
1.78 ! www 97: $result.=&Apache::edit::text_arg('Sample Points:','samples',$token,40).
! 98: &Apache::loncommon::help_open_topic('Formula_Response_Sampling');
1.34 albertel 99: }
1.49 matthew 100: $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
1.32 albertel 101: } elsif ($target eq 'modified') {
1.34 albertel 102: my $constructtag;
103: if ($token->[1] eq 'numericalresponse') {
104: $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
1.36 albertel 105: 'answer','unit','format');
1.44 albertel 106: } elsif ($token->[1] eq 'stringresponse') {
1.34 albertel 107: $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
108: 'answer','type');
1.44 albertel 109: } elsif ($token->[1] eq 'formularesponse') {
110: $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,
1.45 albertel 111: 'answer','samples');
1.34 albertel 112: }
1.33 albertel 113: if ($constructtag) {
114: $result = &Apache::edit::rebuild_tag($token);
115: $result.=&Apache::edit::handle_insert();
116: }
1.39 albertel 117: } elsif ($target eq 'meta') {
1.40 albertel 118: $result=&Apache::response::meta_package_write('numericalresponse');
1.73 albertel 119: } elsif ($target eq 'answer' || $target eq 'grade') {
120: &Apache::response::reset_params();
1.32 albertel 121: }
122: return $result;
1.21 albertel 123: }
124:
125: sub end_numericalresponse {
1.31 albertel 126: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
1.22 albertel 127: my $result = '';
1.74 albertel 128: if (!$Apache::lonxml::default_homework_loaded) {
129: &Apache::lonxml::default_homework_load($safeeval);
130: }
1.22 albertel 131: if ( $target eq 'grade' ) {
1.27 albertel 132: if ( defined $ENV{'form.submitted'}) {
1.45 albertel 133: &Apache::response::setup_params($$tagstack[-1]);
1.22 albertel 134: $safeeval->share_from('capa',['&caparesponse_capa_check_answer']);
1.38 albertel 135: my $partid = $Apache::inputtags::part;
136: my $id = $Apache::inputtags::response['-1'];
137: my $response = $ENV{'form.HWVAL'.$id};
1.22 albertel 138: if ( $response =~ /[^\s]/) {
1.38 albertel 139: my %previous = &Apache::response::check_for_previous($response,$partid,$id);
140: $Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response;
141: &Apache::lonxml::debug("submitted a $response<br>\n");
142: &Apache::lonxml::debug($$parstack[$#$parstack] . "\n<br>");
143: $response =~ s/\\/\\\\/g;
144: $response =~ s/\'/\\\'/g;
145: &Apache::lonxml::debug("current $response");
146: my $expression="&caparesponse_check_list('".$response."','".
1.41 albertel 147: $$parstack[$#$parstack];
148: foreach my $key (keys(%Apache::inputtags::params)) {
149: $expression.= ';my $'. #'
150: $key.'="'.$Apache::inputtags::params{$key}.'"';
151: }
1.45 albertel 152: if ($$tagstack[-1] eq 'formularesponse') {
1.46 albertel 153: $expression.=';my $type="fml";';
154: } elsif ($$tagstack[-1] eq 'numericalresponse') {
155: $expression.=';my $type="float";';
1.45 albertel 156: }
1.41 albertel 157: $expression.="');";
1.38 albertel 158: $result = &Apache::run::run($expression,$safeeval);
159: my ($awards) = split /:/ , $result;
160: my ($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
1.48 albertel 161: &Apache::response::handle_previous(\%previous,$ad);
1.38 albertel 162: $Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad;
163: &Apache::lonxml::debug("$expression");
164: &Apache::lonxml::debug("\n<br>result:$result:$Apache::lonxml::curdepth<br>\n");
165: $result='';
1.22 albertel 166: }
1.24 albertel 167: }
1.53 sakharuk 168: } elsif ($target eq 'web' || $target eq 'tex') {
1.58 sakharuk 169: my $award = $Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"};
170: my $status = $Apache::inputtags::status['-1'];
171: if ($award =~ /^correct/ || $status eq "SHOW_ANSWER" ) {
172: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,
173: $safeeval);
174: my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,
175: $safeeval);
176: my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
177:
178: if ($target eq 'web') {
1.64 albertel 179: $result="<br />The correct answer is ";
1.58 sakharuk 180: } elsif ($target eq 'tex') {
1.75 albertel 181: #$result='\vskip 0 mm The correct answer is \\texttt{';
1.58 sakharuk 182: }
183: for (my $i=0; $i <= $#answers; $i++) {
184: my $answer=$answers[$i];
185: my $format;
186: if ($#formats > 0) {
187: $format=$formats[$i];
188: } else {
189: $format=$formats[0];
190: }
191: my $formatted;
192: if ((defined($format)) && ($format ne '')) {
193: &Apache::lonxml::debug("formatting with :$format: answer :$answer:");
194: $formatted=sprintf('%.'.$format,$answer).',';
195: } else {
196: &Apache::lonxml::debug("no format answer :$answer:");
197: $formatted="$answer,";
198: }
1.76 sakharuk 199:
1.75 albertel 200: if ($target eq 'tex') {
201: $formatted='';
202: #$formatted=&Apache::lonxml::latex_special_symbols($formatted);
203: }
204: $result.=$formatted;
205: }
1.58 sakharuk 206: chop $result;
207: if ($target eq 'web') {
208: $result.=" $unit.<br />";
209: } elsif ($target eq 'tex') {
1.75 albertel 210: #$result.=&Apache::lonxml::latex_special_symbols($unit);
211: #$result.="}. \\vskip 0 mm ";
1.58 sakharuk 212: }
213: }
1.69 sakharuk 214: if ($Apache::lonhomework::type eq 'exam') {
1.58 sakharuk 215: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
216: my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,$safeeval);
217: my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
218: my $number_of_bubbles = 8; #default values for number of bubbles
219: my @bubbles_values = ();
220: my @factors = (1.13,1.17,1.25,1.33,1.45); #default values of factors
221: my @powers = (1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0); #default values for powers
222: my $factors_number = 5; #default values for number of factors
223: my $powers_number = 8; #default values for number of powers
224: my $symb;
225: if ($ENV{'form.symb'}=~/___\d+___/) {$symb=$ENV{'form.symb'};} else {$symb=$ENV{'request.symb'};}
226: my $randomseed = srand(&Apache::lonnet::rndseed($symb,$ENV{'request.course.id'},
227: $ENV{'user.domain'},$ENV{'user.name'}));
228: my $ind=1+int(rand()*($factors_number-1));
229: my $factor = $factors[$ind];
230: $ind=1+int(rand()*($powers_number-1));
231: my $power = $powers[$ind];
232: for ($ind=0;$ind<$number_of_bubbles;$ind++) {
233: $bubbles_values[$ind] = $answers[0]*$factor**($power-$powers[$powers_number-$ind-1]);
234: }
1.60 sakharuk 235: my @alphabet = ('A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P',
236: 'Q','R','S','T','U','V','W','X','Y','Z');
1.58 sakharuk 237: if ($target eq 'web') {
1.76 sakharuk 238: if ($$tagstack[-1] eq 'numericalresponse') {
1.71 sakharuk 239: my $id=$Apache::inputtags::response[-1];
1.58 sakharuk 240: $result.= '<table border="1"><tr>';
241: for ($ind=0;$ind<$number_of_bubbles;$ind++) {
1.62 sakharuk 242: my $ans;
1.61 sakharuk 243: if ($formats[0] ne '') {
1.62 sakharuk 244: $ans = sprintf('%.'.$formats[0],$bubbles_values[$ind]);
1.60 sakharuk 245: } else {
1.62 sakharuk 246: my $badans = $bubbles_values[$ind];
247: my $format = '';
248: #What is the number? (integer,decimal,floating point)
249: if ($badans=~/^(\d*\.?\d*)(E|e)(\d*)$/) {
250: $format = 'e'.$2;
251: } elsif ($badans=~/^(\d*)\.(\d*)$/) {
252: $format = '4f';
253: } elsif ($badans=~/^(\d*)$/) {
254: $format = 'd';
255: }
256: $ans = sprintf('%.'.$format,$bubbles_values[$ind]);
257: }
1.71 sakharuk 258: $result.='<td><input type="radio" name="HWVAL'.$id.'" value="'.$ans.'"><b>'.$alphabet[$ind].'</b>: '.$ans.'</td>';
1.60 sakharuk 259: }
1.58 sakharuk 260: $result.='</tr></table>';
1.76 sakharuk 261: } elsif ($$tagstack[-1] eq 'formularesponse') {
262: $result.= '<br /><br /><font color="red"> Formula have to be entered here! </font><br /><br />';
263: }
1.58 sakharuk 264: } elsif ($target eq 'tex') {
1.76 sakharuk 265: if ($$tagstack[-1] eq 'numericalresponse') {
266: my $max_val = 0;
267: if ($formats[0]=~m/^(\d+)E([^\d]*)(\d*)$/) {
268: $max_val=$1+$2+4;
269: } else {
270: $max_val=4;
271: }
272: $max_val = int(0.9*$ENV{'form.textwidth'}/(($max_val+6)*2));
273: my $celllength = 0.9*$ENV{'form.textwidth'}/$max_val-10;
274: my @table_range = ();
275: my $number_of_tables = int($number_of_bubbles/$max_val);
276: for (my $i=0;$i<$number_of_tables;$i++) {push @table_range,$max_val;}
277: if ($number_of_bubbles % $max_val != 0) {
278: $number_of_tables++;
279: push @table_range,($number_of_bubbles % $max_val);
1.58 sakharuk 280: }
1.76 sakharuk 281: my $j=0;
282: my $cou=0;
283: $result.='\vskip -1 mm \noindent \begin{enumerate}\item[\textbf{'.$Apache::lonxml::counter.'}.]';
284: for (my $i=0;$i<$number_of_tables;$i++) {
285: $result.='\vskip -1 mm \noindent \begin{tabular}{';
286: for ($ind=0;$ind<$table_range[$j];$ind++) {
287: $result.='lp{'.$celllength.' mm}';
288: }
289: $result.='}';
290: for ($ind=$cou;$ind<$cou+$table_range[$j];$ind++) {
291: my $ans;
292: if ($formats[0] ne '') {
293: $ans = sprintf('%.'.$formats[0],$bubbles_values[$ind]);
294: if ($ans =~ m/([0-9\.\-\+]+)E([0-9\-\+]+)/ ) {
295: my $number = $1;
296: my $power = $2;
297: $power=~s/^\+//;
298: $power=~s/^(-?)0+(\d+)//;
299: $ans=$number.'$\times 10^{'.$1.$2.'}$'; #'stupidemacs
300: }
301: } else {
302: my $badans = $bubbles_values[$ind];
303: my $format = '';
304: #What is the number? (integer,decimal,floating point)
305: if ($badans=~/^(\d*\.?\d*)(E|e)(\d*)$/) {
306: $format = 'e'.$2;
307: } elsif ($badans=~/^(\d*)\.(\d*)$/) {
308: $format = '4f';
309: } elsif ($badans=~/^(\d*)$/) {
310: $format = 'd';
311: }
312: $ans = sprintf('%.'.$format,$bubbles_values[$ind]);
313: if ($ans =~ m/([0-9\.\-\+]+)E([0-9\-\+]+)/ ) {
314: my $number = $1;
315: my $power = $2;
316: $power=~s/^\+//;
317: $power=~s/^(-?)0+(\d+)//;
318: $ans=$number.'$\times 10^{'.$1.$2.'}$'; #'stupidemacs
319: }
320: }
321: $result.='\hskip -3 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -2 mm & {\small '.$ans.'} ';
322: if ($ind != $cou+$table_range[$j]-1) {$result.=' & ';}
323: }
324: $cou += $table_range[$j];
325: $j++;
326: $result.='\\\\\end{tabular}\vskip 0 mm ';
327: }
328: $result.='\end{enumerate}';
329: &Apache::lonxml::increment_counter();
330: } else {
331: $result.='\fbox{\fbox{\parbox{\textwidth-5mm}{\strut\\\\\strut\\\\\strut\\\\\strut\\\\\strut\\\\\strut\\\\}}}';
332: $result.= '\begin{enumerate}\item[\textbf{'.$Apache::lonxml::counter.'}.]\textit{Live blank on scoring form}\vskip 0 mm \end{enumerate}';
333: &Apache::lonxml::increment_counter();
334: }
1.36 albertel 335: }
1.69 sakharuk 336: }
1.32 albertel 337: } elsif ($target eq 'edit') {
338: $result.='</td></tr>'.&Apache::edit::end_table;
1.65 albertel 339: } elsif ($target eq 'answer' || $target eq 'analyze') {
1.44 albertel 340:
1.65 albertel 341: my $part_id="$Apache::inputtags::part.$Apache::inputtags::response[-1]";
342: if ($target eq 'analyze') {
343: push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id);
344: $Apache::lonhomework::analyze{"$part_id.type"} = $$tagstack[-1];
345: }
346: &Apache::response::setup_params($$tagstack[-1]);
347: my (@answers)=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
348: my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,$safeeval);
349: my $unit=&Apache::lonxml::get_param_var('unit',$parstack,$safeeval);
350: my $type=&Apache::lonxml::get_param('type',$parstack,$safeeval);
1.44 albertel 351:
1.65 albertel 352: if ($target eq 'answer') {
353: $result.=&Apache::response::answer_header($$tagstack[-1]);
354: }
355: for(my $i=0;$i<=$#answers;$i++) {
356: my $ans=$answers[$i];
357: my $fmt;
358: if (@formats) {
359: if ($#formats) {
360: $fmt=$formats[$i];
361: } else {
362: $fmt=$formats[0];
363: }
364: }
365: my ($high,$low);
366: if ($Apache::inputtags::params{'tol'}) {
367: ($high,$low)=&get_tolrange($ans,$Apache::inputtags::params{'tol'});
368: }
369: my ($sighigh,$siglow);
370: if ($Apache::inputtags::params{'sig'}) {
371: ($sighigh,$siglow)=&get_sigrange($Apache::inputtags::params{'sig'});
372: }
373: if ($fmt) {
374: $ans = sprintf('%.'.$fmt,$ans);
375: if ($high) {
376: $high = sprintf('%.'.$fmt,$high); $low = sprintf('%.'.$fmt,$low);
377: }
378: }
379: if ($target eq 'answer') {
1.73 albertel 380: if ($high) { $ans.=' ['.$low.','.$high.']'; }
381: if ($sighigh) { $ans.= " Sig <i>$siglow - $sighigh</i>"; }
1.65 albertel 382: $result.=&Apache::response::answer_part($$tagstack[-1],$ans);
383: } elsif ($target eq 'analyze') {
384: push (@{ $Apache::lonhomework::analyze{"$part_id.answer"} },
385: $ans);
386: if ($high) {
387: push (@{ $Apache::lonhomework::analyze{"$part_id.ans_high"} }, $high);
388: push (@{ $Apache::lonhomework::analyze{"$part_id.ans_low"} }, $low);
389: }
390: }
391: }
392: if ($unit) {
393: if ($target eq 'answer') {
394: $result.=&Apache::response::answer_part($$tagstack[-1],
395: "Unit: <b>$unit</b>");
396: } elsif ($target eq 'analyze') {
397: push (@{ $Apache::lonhomework::analyze{"$part_id.unit"} },
398: $unit);
399: }
1.44 albertel 400: }
1.65 albertel 401: if ($type || $token->[1] eq 'stringresponse') {
402: my $string='Case Insensitive';
403: if ($type eq 'mc') {
404: $string='Multiple Choice';
405: } elsif ($type eq 'cs') {
406: $string='Case Sensitive';
407: } elsif ($type eq 'ci') {
408: $string='Case Insensitive';
409: } elsif ($type eq 'fml') {
410: $string='Formula';
411: }
412: if ($target eq 'answer') {
413: $result.=&Apache::response::answer_part($$tagstack[-1],
414: '<b>'.$string.'</b>');
415: } elsif ($target eq 'analyze') {
416: push (@{ $Apache::lonhomework::analyze{"$part_id.type"} },
417: $type);
418: }
1.52 albertel 419: }
1.65 albertel 420: if ($$tagstack[-1] eq 'formularesponse' && $target eq 'answer') {
421: my $samples=&Apache::lonxml::get_param('samples',$parstack,$safeeval);
422: $result.=&Apache::response::answer_part($$tagstack[-1],$samples);
1.51 albertel 423: }
1.65 albertel 424: if ($target eq 'answer') {
425: $result.=&Apache::response::answer_footer($$tagstack[-1]);
1.44 albertel 426: }
1.22 albertel 427: }
1.59 albertel 428: &Apache::response::end_response;
1.22 albertel 429: return $result;
1.51 albertel 430: }
431:
432: sub get_tolrange {
433: my ($ans,$tol)=@_;
434: my ($high,$low);
435: if ($tol =~ /%$/) {
436: chop($tol);
437: my $change=$ans*($tol/100.0);
438: $high=$ans+$change;
439: $low=$ans-$change;
440: } else {
441: $high=$ans+$tol;
442: $low=$ans-$tol;
443: }
444: return ($high,$low);
1.52 albertel 445: }
446:
447: sub get_sigrange {
448: my ($sig)=@_;
449: &Apache::lonxml::debug("Got a sig of :$sig:");
450: my $sig_lbound;
451: my $sig_ubound;
452: if ($sig eq '') {
453: $sig_lbound = 0; #SIG_LB_DEFAULT
454: $sig_ubound =15; #SIG_UB_DEFAULT
455: } else {
456: ($sig_lbound,$sig_ubound) = split(/,/,$sig);
457: if (!$sig_lbound) {
458: $sig_lbound = 0; #SIG_LB_DEFAULT
459: $sig_ubound =15; #SIG_UB_DEFAULT
460: }
461: if (!$sig_ubound) { $sig_ubound=$sig_lbound; }
462: }
463: return ($sig_ubound,$sig_lbound);
1.34 albertel 464: }
465:
466: sub start_stringresponse {
1.42 albertel 467: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
468: my $result;
469: if ($target eq 'meta') {
470: $result=&Apache::response::meta_package_write('stringresponse');
471: } else {
472: $result.=&start_numericalresponse(@_);
473: }
474: return $result;
1.34 albertel 475: }
476:
477: sub end_stringresponse {
1.44 albertel 478: return end_numericalresponse(@_);
479: }
480:
481: sub start_formularesponse {
482: my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
483: my $result;
484: if ($target eq 'meta') {
485: $result=&Apache::response::meta_package_write('formularesponse');
486: } else {
487: $result.=&start_numericalresponse(@_);
488: }
489: return $result;
490: }
491:
492: sub end_formularesponse {
1.34 albertel 493: return end_numericalresponse(@_);
1.3 albertel 494: }
495:
1.1 albertel 496: 1;
1.3 albertel 497: __END__
498:
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