capa/capa51/pProj/capaCgiUtils.c - diff

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Diff for /capa/capa51/pProj/capaCgiUtils.c between versions 1.1 and 1.13

version 1.1, 1999/09/28 21:26:20	version 1.13, 2000/03/22 21:08:03
Line 404 void w_get_responses(int x,int q_idx,cha	Line 404 void w_get_responses(int x,int q_idx,cha
sscanf(g_entries[x].name,"INPUT%d",&q_idx);	sscanf(g_entries[x].name,"INPUT%d",&q_idx);
if( q_idx > 0 && q_idx < MAX_PROBLEM_CNT ) {	if( q_idx > 0 && q_idx < MAX_PROBLEM_CNT ) {
if ( ! is_all_ws(g_entries[x].val) ) {	if ( ! is_all_ws(g_entries[x].val) ) {
leng = strlen(g_entries[x].val) + 1;
g_stu_ans_pp[q_idx] = (StudentAnswer_t *)capa_malloc(sizeof(StudentAnswer_t),1);	g_stu_ans_pp[q_idx] = (StudentAnswer_t *)capa_malloc(sizeof(StudentAnswer_t),1);
(g_stu_ans_pp[q_idx])->a_idx = 1;	(g_stu_ans_pp[q_idx])->a_idx = 1;
(g_stu_ans_pp[q_idx])->a_str = strsave(g_entries[x].val);	(g_stu_ans_pp[q_idx])->a_str = strsave(g_entries[x].val);
if (leng > ANSWER_STRING_LENG)
(g_stu_ans_pp[q_idx])->a_str[ANSWER_STRING_LENG] = '\0';
(g_stu_ans_pp[q_idx])->a_next = NULL;	(g_stu_ans_pp[q_idx])->a_next = NULL;
trim_response_ws((g_stu_ans_pp[q_idx])->a_str);	trim_response_ws((g_stu_ans_pp[q_idx])->a_str);
}	}
Line 424 void w_get_responses(int x,int q_idx,cha	Line 421 void w_get_responses(int x,int q_idx,cha
if( q_idx > 0 && q_idx < MAX_PROBLEM_CNT ) {	if( q_idx > 0 && q_idx < MAX_PROBLEM_CNT ) {
if ( ! is_all_ws(g_entries[x].val) ) {	if ( ! is_all_ws(g_entries[x].val) ) {
StudentAnswer_t *sa_p;	StudentAnswer_t *sa_p;
leng = strlen(g_entries[x].val) + 1;
sa_p = (StudentAnswer_t *)capa_malloc(sizeof(StudentAnswer_t),1);	sa_p = (StudentAnswer_t *)capa_malloc(sizeof(StudentAnswer_t),1);
sa_p->a_idx = sub_idx;	sa_p->a_idx = sub_idx;
sa_p->a_str = strsave(g_entries[x].val);	sa_p->a_str = strsave(g_entries[x].val);
if (leng > ANSWER_STRING_LENG) sa_p->a_str[ANSWER_STRING_LENG] = '\0';
sa_p->a_next = NULL;	sa_p->a_next = NULL;
	trim_response_ws(sa_p->a_str);
if( g_stu_ans_pp[q_idx] == NULL ) {	if( g_stu_ans_pp[q_idx] == NULL ) {
g_stu_ans_pp[q_idx] = sa_p;	g_stu_ans_pp[q_idx] = sa_p;
} else {	} else {
Line 451 void w_get_responses(int x,int q_idx,cha	Line 447 void w_get_responses(int x,int q_idx,cha
if( index(g_entries[x].name, ',' ) == NULL ) { /* only one answer */	if( index(g_entries[x].name, ',' ) == NULL ) { /* only one answer */
sscanf(g_entries[x].name,"LAST%d",&q_idx);	sscanf(g_entries[x].name,"LAST%d",&q_idx);
if( q_idx > 0 && q_idx < MAX_PROBLEM_CNT ) {	if( q_idx > 0 && q_idx < MAX_PROBLEM_CNT ) {
leng = strlen(g_entries[x].val) + 1;
sa_p = (StudentAnswer_t *)capa_malloc(sizeof(StudentAnswer_t),1);	sa_p = (StudentAnswer_t *)capa_malloc(sizeof(StudentAnswer_t),1);
sa_p->a_idx = 1;	sa_p->a_idx = 1;
sa_p->a_str = strsave(g_entries[x].val);	sa_p->a_str = strsave(g_entries[x].val);
if (leng > ANSWER_STRING_LENG) sa_p->a_str[ANSWER_STRING_LENG] = '\0';
sa_p->a_next = NULL;	sa_p->a_next = NULL;
g_last_ans_pp[q_idx] = sa_p;	g_last_ans_pp[q_idx] = sa_p;
}	}
} else {	} else {
sscanf(g_entries[x].name,"LAST%d,%d",&q_idx,&sub_idx);	sscanf(g_entries[x].name,"LAST%d,%d",&q_idx,&sub_idx);
if( q_idx > 0 && q_idx < MAX_PROBLEM_CNT ) {	if( q_idx > 0 && q_idx < MAX_PROBLEM_CNT ) {
leng = strlen(g_entries[x].val) + 1;
sa_p = (StudentAnswer_t *)capa_malloc(sizeof(StudentAnswer_t),1);	sa_p = (StudentAnswer_t *)capa_malloc(sizeof(StudentAnswer_t),1);
sa_p->a_idx = sub_idx;	sa_p->a_idx = sub_idx;
sa_p->a_str = strsave(g_entries[x].val);	sa_p->a_str = strsave(g_entries[x].val);
if (leng > ANSWER_STRING_LENG) sa_p->a_str[ANSWER_STRING_LENG] = '\0';
sa_p->a_next = NULL;	sa_p->a_next = NULL;
if( g_last_ans_pp[q_idx] == NULL) {	if( g_last_ans_pp[q_idx] == NULL) {
g_last_ans_pp[q_idx] = sa_p;	g_last_ans_pp[q_idx] = sa_p;
Line 798 and have entered you student id correctl	Line 790 and have entered you student id correctl
return (error);	return (error);
}	}

	void append_qtext_addbr(new_str) char *new_str;
	{
	int ii,jj,len;
	char *br_added;
	if (new_str==NULL) return;
	len=strlen(new_str);
	br_added=capa_malloc(len*5,sizeof(char));
	for (ii=0,jj=0;ii<len;ii++) {
	if (new_str[ii] == '\n') {
	br_added[jj]='<';jj++;br_added[jj]='b';jj++;br_added[jj]='r';jj++;
	br_added[jj]='>';jj++;br_added[jj]='\n';jj++;
	} else {
	br_added[jj]=new_str[ii];jj++;
	}
	}
	br_added[jj]='\0';
	append_qtext(br_added);
	capa_mfree(br_added);
	}
	void append_qtext_addbr2(new_str) char *new_str;
	{
	char *br="<br>\n";
	char single[2];
	int ii,len;
	single[0]='\0';single[1]='\0';
	if (new_str==NULL) return;
	len=strlen(new_str);
	for (ii=0;ii<len;ii++) {
	if (new_str[ii] == '\n') {
	append_qtext(br);
	} else {
	single[0]=new_str[ii];
	append_qtext(single);
	}
	}
	}
/* ============================================================================= */	/* ============================================================================= */
void append_qtext(new_str) char *new_str;	void append_qtext(new_str) char *new_str;
{	{
Line 809 void append_qtext(new_str) char *	Line 837 void append_qtext(new_str) char *
len,g_qchar_cnt,g_qsize);	len,g_qchar_cnt,g_qsize);
fflush(g_cgi);	fflush(g_cgi);
#endif /* CGI_DBUG */	#endif /* CGI_DBUG */
if (g_qchar_cnt+len>g_qsize-1) {	if (g_qchar_cnt+len>g_qsize-3) {
char *temp_text;	char *temp_text;
g_qsize=(g_qchar_cnt+len)*2;	g_qsize=(g_qchar_cnt+len)*2;
temp_text=capa_malloc(g_qsize,sizeof(char));	temp_text=capa_malloc(g_qsize,sizeof(char));
strncpy(temp_text,g_question_txt,g_qchar_cnt);	strncpy(temp_text,g_question_txt,g_qchar_cnt);
	temp_text[g_qchar_cnt]='\0';
capa_mfree(g_question_txt);	capa_mfree(g_question_txt);
g_question_txt=temp_text;	g_question_txt=temp_text;
	/*
	g_qsize=(g_qchar_cnt+len)*2;
	g_question_txt=realloc(g_question_txt,g_qsize);
	*/
}	}
for(ii=0;ii<len;ii++) {	for(ii=0;ii<len;ii++) {
g_question_txt[g_qchar_cnt+ii]=new_str[ii];	g_question_txt[g_qchar_cnt+ii]=new_str[ii];
}	}
g_qchar_cnt += len;	g_qchar_cnt += len;
g_question_txt[g_qchar_cnt+1]='\0';	g_question_txt[g_qchar_cnt]='\0';
#ifdef CGI_DBUG	#ifdef CGI_DBUG
fprintf(g_cgi,"after: len %d; g_qchar_cnt %d; g_qsize %d\n",len,g_qchar_cnt,g_qsize);	fprintf(g_cgi,"after: len %d; g_qchar_cnt %d; g_qsize %d; strlen(g_question_txt):%d\n",len,g_qchar_cnt,g_qsize,strlen(g_question_txt));
fflush(g_cgi);	fflush(g_cgi);
#endif /* CGI_DBUG */	#endif /* CGI_DBUG */
}	}
Line 837 void append_stext(new_str) char *	Line 870 void append_stext(new_str) char *
new_str,len,g_schar_cnt,g_ssize);	new_str,len,g_schar_cnt,g_ssize);
fflush(g_cgi);	fflush(g_cgi);
#endif /* CGI_DBUG */	#endif /* CGI_DBUG */
if (g_schar_cnt+len>g_ssize-1) {	if (g_schar_cnt+len>g_ssize-2) {
char *temp_text;	char *temp_text;
g_ssize=(g_schar_cnt+len)*2;	g_ssize=(g_schar_cnt+len)*2;
temp_text=capa_malloc(g_ssize,sizeof(char));	temp_text=capa_malloc(g_ssize,sizeof(char));
Line 1043 print_mainmenu(class,sn,pin)char *class;	Line 1076 print_mainmenu(class,sn,pin)char *class;
fprintf(stdout,"<input type=\"submit\" value=\"Display Quiz summary\" ></form>\n");	fprintf(stdout,"<input type=\"submit\" value=\"Display Quiz summary\" ></form>\n");
}	}
outcome = check_termscore_option();	outcome = check_termscore_option();
fprintf(stdout,"<!-- Outcome of check_termscore_option()=%d --!>\n",outcome);	fprintf(stdout,"<!-- Outcome of check_termscore_option()=%d -->\n",outcome);
/Termscore Button/	/Termscore Button/
if( outcome ) {	if( outcome ) {
fprintf(stdout,"<li><form method=\"post\" ");	fprintf(stdout,"<li><form method=\"post\" ");
sprintf(buf,"action=\"http://%s/%s/capahtml\">",serverName,g_cgibin_path);	sprintf(buf,"action=\"http://%s/%s/%s/capasbin\">",serverName,g_cgibin_path,g_cowner);
fprintf(stdout,"%s\n", buf);	fprintf(stdout,"%s\n", buf);
fprintf(stdout,"<input type=\"hidden\" name=\"CLASS\" value=\"%s\">\n",class);	fprintf(stdout,"<input type=\"hidden\" name=\"CLASS\" value=\"%s\">\n",class);
fprintf(stdout,"<input type=\"hidden\" name=\"SNUM\" value=\"%s\">\n",sn);	fprintf(stdout,"<input type=\"hidden\" name=\"SNUM\" value=\"%s\">\n",sn);
Line 1067 print_mainmenu(class,sn,pin)char *class;	Line 1100 print_mainmenu(class,sn,pin)char *class;
void	void
print_page_header(mode,num_quest) int mode;int num_quest;	print_page_header(mode,num_quest) int mode;int num_quest;
{	{
char buf[MAX_BUFFER_SIZE];	char buf[MAX_BUFFER_SIZE], discussdir[MAX_BUFFER_SIZE];
char *serverName;	char *serverName;
int configResult,term_summary_button=1;	int configResult,term_summary_button=1;

	buf[0]='\0';
	discussdir[0]='\0';
serverName=getenv("SERVER_NAME");	serverName=getenv("SERVER_NAME");
if (!serverName) {	if (!serverName) {
fprintf(stdout,"Enviroment variable SERVER_NAME not set.\n");	fprintf(stdout,"Enviroment variable SERVER_NAME not set.\n");
Line 1206 print_page_header(mode,num_quest) int mo	Line 1241 print_page_header(mode,num_quest) int mo
fprintf(stdout,"</form></TD>");	fprintf(stdout,"</form></TD>");
}	}

	/Discuss Button/

	sprintf(discussdir,"%s/discussion/%d",g_class_fullpath,g_login_set);
	if ( access(discussdir,F_OK) == 0 ) {
	fprintf(stdout,"<TD><form method=\"post\" ");
	sprintf(buf,"action=\"http://%s/%s/%s/capadiscuss\">",serverName,g_cgibin_path,g_cowner);
	fprintf(stdout,"%s\n", buf);
	fprintf(stdout,"<input type=\"hidden\" name=\"CLASS\" value=\"%s\">\n",g_class_name);
	fprintf(stdout,"<input type=\"hidden\" name=\"SNUM\" value=\"%s\">\n",g_student_number);
	fprintf(stdout,"<input type=\"hidden\" name=\"CAPAID\" value=\"%d\">\n",g_entered_pin);
	fprintf(stdout,"<input type=\"hidden\" name=\"SETID\" value=\"%d\">\n",g_login_set);
	fprintf(stdout,"<input type=\"submit\" value=\"Discuss\" >\n</form></TD>");
	}

fprintf(stdout,"\n</TR></TABLE>\n");	fprintf(stdout,"\n</TR></TABLE>\n");
fflush(stdout);	fflush(stdout);
}	}
Line 1295 char class_dir; char c_owner;char *cla	Line 1344 char class_dir; char c_owner;char *cla
char cmp_ans[MAX_BUFFER_SIZE],date_str[DATE_BUFFER];	char cmp_ans[MAX_BUFFER_SIZE],date_str[DATE_BUFFER];
time_t curtime;	time_t curtime;
char *serverName;	char *serverName;
	char *c_ans;

serverName=getenv("SERVER_NAME");	serverName=getenv("SERVER_NAME");
if (!serverName) {	if (!serverName) {
Line 1400 char class_dir; char c_owner;char *cla	Line 1450 char class_dir; char c_owner;char *cla

if ( result != 0 ) {	if ( result != 0 ) {
if( !g_passdue ) {	if( !g_passdue ) {
append_qtext("<FORM method=\"post\" ");	append_qtext("<FORM NAME=\"CAPA\" method=\"post\" ");
sprintf(buf,"action=\"http://%s/%s/%s/capasbin\">",serverName,	sprintf(buf,"action=\"http://%s/%s/%s/capasbin\">",serverName,
g_cgibin_path,c_owner);	g_cgibin_path,c_owner);
append_qtext(buf);	append_qtext(buf);
Line 1440 char class_dir; char c_owner;char *cla	Line 1490 char class_dir; char c_owner;char *cla
append_qtext("<A href=\"#TOP\">Top</A>");	append_qtext("<A href=\"#TOP\">Top</A>");
sprintf(buf,"  <A href=\"#P%d\">Next</A>",question_idx+2); append_qtext(buf);	sprintf(buf,"  <A href=\"#P%d\">Next</A>",question_idx+2); append_qtext(buf);
}*/	}*/
q_leng = strlen(prob_idx->question);	if (prob_idx->question != NULL) {
if ( !prob_idx->show_br ) {	q_leng = strlen(prob_idx->question);
append_qtext(prob_idx->question);	if ( !prob_idx->show_br ) {
} else {	append_qtext(prob_idx->question);
for(idx=0;idx<q_leng;idx++) {	} else {
if ( g_qchar_cnt+2 >= g_qsize ) {	append_qtext_addbr(prob_idx->question);
char *temp_text;	/*
g_qsize=g_qchar_cnt*2;	for(idx=0;idx<q_leng;idx++) {
temp_text=capa_malloc(g_qsize,sizeof(char));	if ( g_qchar_cnt+2 > g_qsize-2 ) {
strncpy(temp_text,g_question_txt,g_qsize);	char *temp_text;
capa_mfree(g_question_txt);	g_qsize=(g_qchar_cnt+2)*2;
g_question_txt=temp_text;	temp_text=capa_malloc(g_qsize,sizeof(char));
}	strncpy(temp_text,g_question_txt,g_qsize);
g_question_txt[g_qchar_cnt]=prob_idx->question[idx];	capa_mfree(g_question_txt);
g_qchar_cnt++;	g_question_txt=temp_text;
if(prob_idx->question[idx] == '\n' ) {	}
append_qtext("<br>\n");	g_question_txt[g_qchar_cnt]=prob_idx->question[idx];
	g_qchar_cnt++;
	if(prob_idx->question[idx] == '\n' ) {
	append_qtext("<br>\n");
	}
}	}
	*/
}	}
}	}
}	}
if(mode == VIEW_PREVIOUS_MODE) { /* VIEW_PREVIOUS_MODE */	if(mode == VIEW_PREVIOUS_MODE) { /* VIEW_PREVIOUS_MODE */
	/*
if( display_ans ) {	if( display_ans ) {
if( prob_idx->ans_type == ANSWER_IS_FLOAT ) {	if( prob_idx->ans_type == ANSWER_IS_FLOAT ) {
a = (double)atof(prob_idx->answer);	a = (double)atof(prob_idx->answer);
sprintf(cmp_ans,prob_idx->ans_fmt, a);	sprintf(cmp_ans,prob_idx->ans_fmt, a);
} else {	} else {
strcpy(cmp_ans,prob_idx->answer);	if ( prob_idx->ans_type == ANSWER_IS_SUBJECTIVE) {
	strcpy(cmp_ans,"Subjective Answer");
	} else {
	if (prob_idx->answer) {
	strcpy(cmp_ans,prob_idx->answer);
	} else {
	strcpy(cmp_ans,"No Answer");
	}
	}
}	}
if( prob_idx->ans_unit ) {	if( prob_idx->ans_unit ) {
sprintf(buf,"<p><tt><b>Answer:</b> %s %s</tt><br>\n",cmp_ans, prob_idx->unit_str);	sprintf(buf,"<p><tt><b>Answer:</b> %s %s</tt><br>\n",cmp_ans, prob_idx->unit_str);
} else {	} else {
sprintf(buf,"<p><tt><b>Answer:</b> %s</tt><br>\n",cmp_ans);	sprintf(buf,"<p><tt><b>Answer:</b> %s</tt><br>\n",cmp_ans);
}	}
	*/
	c_ans=answers_string(ANSWER_STRING_MODE, prob_idx);
	sprintf(buf,"<p><tt><b>Answer:</b> %s</tt><br>",c_ans);
append_qtext(buf);	append_qtext(buf);
	capa_mfree(c_ans);
if ( prob_idx->explain) {	if ( prob_idx->explain) {
sprintf(buf,"<p><b>Explanation: </b>\n<p>%s<br>\n",prob_idx->explain);	sprintf(buf,"<p><b>Explanation: </b>\n<p>%s<br>\n",prob_idx->explain);
append_qtext(buf);	append_qtext(buf);
}	}
}	} else { /* could be TRY_SET_MODE, CHECK_ANSWER_MODE */
} else { /* could be TRY_SET_MODE, CHECK_ANSWER_MODE */

if( g_passdue ) {	if( g_passdue ) {
get_response(header.partial_credit[question_idx],entry.answers[question_idx],question_idx,prob_idx);	get_response(header.partial_credit[question_idx],entry.answers[question_idx],question_idx,prob_idx);
}else{	}else{
Line 1505 char class_dir; char c_owner;char *cla	Line 1571 char class_dir; char c_owner;char *cla
append_qtext("\n</OL>\n");	append_qtext("\n</OL>\n");
if( EndText_p ) append_qtext(EndText_p);	if( EndText_p ) append_qtext(EndText_p);
free_problems(first_prob);	free_problems(first_prob);
	free_units();
#ifdef CGI_DBUG	#ifdef CGI_DBUG
fprintf(g_cgi,"End display each problem\n"); fflush(g_cgi);	fprintf(g_cgi,"End display each problem\n"); fflush(g_cgi);
#endif /* CGI_DBUG */	#endif /* CGI_DBUG */
Line 1553 char class_dir; char c_owner;char *cla	Line 1619 char class_dir; char c_owner;char *cla
}	}
}	}

	/if the assignment is passedue we come here to get what the answer was just in case/
void	void
get_response(char pcr,char u_db,int q_idx,Problem_t *p)	get_response(char pcr,char u_db,int q_idx,Problem_t *p)
{	{
Line 1669 void display_last_subjective(int q_idx)	Line 1736 void display_last_subjective(int q_idx)

void create_answer_area(Problem_t *p,int q_idx)	void create_answer_area(Problem_t *p,int q_idx)
{	{
int ii;	int ii=0;
char buf[MAX_BUFFER_SIZE];	char buf[MAX_BUFFER_SIZE];
	AnswerInfo_t *ai;
#ifdef CGI_DBUG	#ifdef CGI_DBUG
fprintf(g_cgi,"Enter create_answer_area() [%d]\n",q_idx); fflush(g_cgi);	fprintf(g_cgi,"Enter create_answer_area() [%d]\n",q_idx); fflush(g_cgi);
#endif /* CGI_DBUG */	#endif /* CGI_DBUG */
Line 1681 void create_answer_area(Problem_t *p,int	Line 1748 void create_answer_area(Problem_t *p,int
}	}
if ( p->show_ans_box ) {	if ( p->show_ans_box ) {
if ( p->ans_op == ANS_AND ) {	if ( p->ans_op == ANS_AND ) {
for(ii=0;ii<p->ans_cnt;ii++) {	if (p->ans_type == ANSWER_IS_FORMULA) {
if (p->ans_type == ANSWER_IS_FORMULA) {	/* first answer is stored in p, the rest are linked off of p->ans_list */
sprintf(buf,"<p><B>Answer %d of %d:</B><input size=80 name=\"INPUT%02d,%02d\" value=\"\">\n",ii+1,p->ans_cnt,q_idx+1,ii+1);	sprintf(buf,"<p><B>Answer %d of %d:</B><input size=80 name=\"INPUT%02d,%02d\" value=\"\">\n",ii+1,p->ans_cnt,q_idx+1,ii+1);
	} else {
	sprintf(buf,"<p><B>Answer %d of %d:</B><input name=\"INPUT%02d,%02d\" value=\"\">\n",ii+1,p->ans_cnt,q_idx+1,ii+1);
	}
	append_qtext(buf);
	for(ii=1, ai=p->ans_list;ii<p->ans_cnt;ai=ai->ans_next,ii++) {
	if (ai->ans_type == ANSWER_IS_FORMULA) {
	sprintf(buf,"<p><B>Answer %d of %d:</B><input size=80 name=\"INPUT%02d,%02d\" value=\"\">\n",ii+1,p->ans_cnt,q_idx+1,ii+1);
} else {	} else {
sprintf(buf,"<p><B>Answer %d of %d:</B><input name=\"INPUT%02d,%02d\" value=\"\">\n",ii+1,p->ans_cnt,q_idx+1,ii+1);	sprintf(buf,"<p><B>Answer %d of %d:</B><input name=\"INPUT%02d,%02d\" value=\"\">\n",ii+1,p->ans_cnt,q_idx+1,ii+1);
}	}
Line 1872 char buf[MAX_BUFFER_SIZE];	Line 1946 char buf[MAX_BUFFER_SIZE];
}	}

/* returns a -1 if there were not enough answers, otherwise the number of responses	/* returns a -1 if there were not enough answers, otherwise the number of responses
for the question is returned*/	for the question is returned
	!!!!!AS A SIDEEFFECT IT ALSO CROPS ANSWERS TO ANSWER_STRING_LENG!!!!!!!
	*/
int gather_answers(char **ans,int q_idx,Problem_t p)	int gather_answers(char **ans,int q_idx,Problem_t p)
{	{
int cnt;	int cnt;
if(p->ans_op==ANS_AND) {	if(p->ans_op==ANS_AND) {
int i; StudentAnswer_t *sa_p;	int i; StudentAnswer_t *sa_p;
ans=(char*)capa_malloc(p->ans_cnt,1);	ans=(char)capa_malloc(p->ans_cnt,sizeof(char));
sa_p= g_stu_ans_pp[q_idx+1];	sa_p= g_stu_ans_pp[q_idx+1];
for(i=0;((i<p->ans_cnt)&&(sa_p));i++){	for(i=0;((i<p->ans_cnt)&&(sa_p));i++){
ans[0][i]=sa_p->a_str;	ans[0][i]=sa_p->a_str;
	if ((strlen(ans[0][i])+1) > ANSWER_STRING_LENG) ans[0][i][ANSWER_STRING_LENG]='\0';
sa_p=sa_p->a_next;	sa_p=sa_p->a_next;
}	}
cnt=p->ans_cnt;	cnt=p->ans_cnt;
if (i<p->ans_cnt) return -1;	if (i<p->ans_cnt) return -1;
} else {	} else {
ans=(char*)capa_malloc(p->ans_cnt,1);	ans=(char)capa_malloc(p->ans_cnt,sizeof(char));
ans[0][0]=g_stu_ans_pp[q_idx+1]->a_str;	ans[0][0]=g_stu_ans_pp[q_idx+1]->a_str;
	if ((strlen(ans[0][0])+1) > ANSWER_STRING_LENG) ans[0][0][ANSWER_STRING_LENG]='\0';
cnt=1;	cnt=1;
}	}
return cnt;	return cnt;
}	}

	/logging user's answer when it is passed due./
void	void
log_user_ans(int q_idx,Problem_t *p)	log_user_ans(int q_idx,Problem_t *p)
{	{
char **ans;	char **ans;
	char *error;
int cnt;	int cnt;
if (p->ans_type==ANSWER_IS_SUBJECTIVE) {	if (p->ans_type==ANSWER_IS_SUBJECTIVE) {
capa_set_subjective(g_login_set,q_idx+1,g_student_number,	/*capa_set_subjective(g_login_set,q_idx+1,g_student_number,
g_stu_ans_pp[q_idx+1]->a_str);	g_stu_ans_pp[q_idx+1]->a_str);*/
} else {	} else {
if (-1 != (cnt=gather_answers(&ans,q_idx,p))) {	if (-1 != (cnt=gather_answers(&ans,q_idx,p))) {
switch( capa_check_answers(p,ans,cnt) ) {	switch( capa_check_answers(p,ans,cnt,&error) ) {
case EXACT_ANS: g_log_string[q_idx]='Y'; break;	case EXACT_ANS: g_log_string[q_idx]='Y'; break;
case APPROX_ANS: g_log_string[q_idx]='Y'; break;	case APPROX_ANS: g_log_string[q_idx]='Y'; break;
case SIG_FAIL: g_log_string[q_idx]='S'; break;	case SIG_FAIL: g_log_string[q_idx]='S'; capa_mfree(error); break;
case UNIT_FAIL: g_log_string[q_idx]='U'; break;	case UNIT_FAIL: g_log_string[q_idx]='U'; capa_mfree(error); break;
case UNIT_NOTNEEDED: g_log_string[q_idx]='U'; break;	case UNIT_NOTNEEDED: g_log_string[q_idx]='U'; capa_mfree(error); break;
case NO_UNIT: g_log_string[q_idx]='u'; break;	case NO_UNIT: g_log_string[q_idx]='u'; break;
case BAD_FORMULA: g_log_string[q_idx]='F'; break;	case BAD_FORMULA: g_log_string[q_idx]='F'; break;
case INCORRECT: g_log_string[q_idx]='N'; break;	case INCORRECT: g_log_string[q_idx]='N'; break;
	case WANTED_NUMERIC: g_log_string[q_idx]='s'; break;
}	}
}	}
}	}
Line 1957 int sig_u;	Line 2038 int sig_u;
char *a_fmt;	char *a_fmt;
int tries;	int tries;
char buf[MAX_BUFFER_SIZE];	char buf[MAX_BUFFER_SIZE];
	char *error;

a_tpe = p->ans_type;	a_tpe = p->ans_type;
t_tpe = p->tol_type;	t_tpe = p->tol_type;
tol = p->tolerance;	tol = p->tolerance;
Line 1979 int tries;	Line 2061 int tries;
submit_subjective(q_idx,p);	submit_subjective(q_idx,p);
return;	return;
}	}

cnt=gather_answers(&ans,q_idx,p);	cnt=gather_answers(&ans,q_idx,p);
if (cnt == -1) {	if (cnt == -1) {
g_tried[q_idx]--;	g_tried[q_idx]--;
Line 1994 int tries;	Line 2076 int tries;
return;	return;
}	}

switch( capa_check_answers(p,ans,cnt) ) {	switch( capa_check_answers(p,ans,cnt,&error) ) {
case EXACT_ANS:	case EXACT_ANS:
case APPROX_ANS:	case APPROX_ANS:
c_ans=answers_string(ANSWER_STRING_MODE, p);	c_ans=answers_string(ANSWER_STRING_MODE, p);
Line 2004 int tries;	Line 2086 int tries;
g_log_string[q_idx]='Y';	g_log_string[q_idx]='Y';
capa_mfree(c_ans);	capa_mfree(c_ans);
break;	break;
	case WANTED_NUMERIC:
	create_answer_area(p,q_idx);
	g_tried[q_idx]--; /* don't count as a try */
	sprintf(buf,"<br><tt>This question expects a numeric answer, tries %d/%d.</tt>\n",g_tried[q_idx],tries);
	append_qtext(buf);
	g_new_answerdb[q_idx] = 'N';
	g_log_string[q_idx]='s';
	break;
case SIG_FAIL:	case SIG_FAIL:
create_answer_area(p,q_idx);	create_answer_area(p,q_idx);
g_tried[q_idx]--; /* don't count as a try */	g_tried[q_idx]--; /* don't count as a try */
sprintf(buf,"<br><tt>Please adjust significant figures, tries %d/%d.</tt>\n",g_tried[q_idx],tries);	sprintf(buf,"<br><tt>Please adjust significant figures, you provided %s significant figures, tries %d/%d.</tt>\n",error,g_tried[q_idx],tries);
append_qtext(buf);	append_qtext(buf);
	capa_mfree(error);
g_new_answerdb[q_idx] = 'N';	g_new_answerdb[q_idx] = 'N';
g_log_string[q_idx]='S';	g_log_string[q_idx]='S';
break;	break;
case UNIT_FAIL:	case UNIT_FAIL:
create_answer_area(p,q_idx);	create_answer_area(p,q_idx);
g_tried[q_idx]--; /* don't count as a try */	g_tried[q_idx]--; /* don't count as a try */
sprintf(buf,"<br><tt>Units incorrect, tries %d/%d.</tt>\n",g_tried[q_idx],tries);	sprintf(buf,"<br><tt>Units incorrect, Computer reads units as %s, tries %d/%d.</tt>\n",error,g_tried[q_idx],tries);
	capa_mfree(error);
append_qtext(buf);	append_qtext(buf);
g_new_answerdb[q_idx] = 'N';	g_new_answerdb[q_idx] = 'N';
g_log_string[q_idx]='U';	g_log_string[q_idx]='U';
Line 2024 int tries;	Line 2116 int tries;
create_answer_area(p,q_idx);	create_answer_area(p,q_idx);
g_tried[q_idx]--; /* don't count as a try */	g_tried[q_idx]--; /* don't count as a try */
if(tries > 0) {	if(tries > 0) {
sprintf(buf,"<br><tt>Only a number required, tries %d/%d.</tt>\n",g_tried[q_idx],tries);	sprintf(buf,"<br><tt>Only a number required, Computer reads units of %s, tries %d/%d.</tt>\n",error,g_tried[q_idx],tries);
append_qtext(buf);	append_qtext(buf);
}	}
	capa_mfree(error);
g_new_answerdb[q_idx] = 'N';	g_new_answerdb[q_idx] = 'N';
g_log_string[q_idx]='U';	g_log_string[q_idx]='U';
break;	break;
Line 2077 int sig_u;	Line 2170 int sig_u;
char *a_fmt;	char *a_fmt;
int tries;	int tries;
char buf[MAX_BUFFER_SIZE];	char buf[MAX_BUFFER_SIZE];
	char *error;

a_tpe = p->ans_type;	a_tpe = p->ans_type;
c_ans = p->answer;	c_ans = p->answer;
t_tpe = p->tol_type;	t_tpe = p->tol_type;
Line 2116 int tries;	Line 2210 int tries;
return;	return;
}	}

switch( capa_check_answers(p,ans,cnt) ) {	switch( capa_check_answers(p,ans,cnt,&error) ) {
case EXACT_ANS:	case EXACT_ANS:
case APPROX_ANS:	case APPROX_ANS:
g_new_answerdb[q_idx] = 'Y';	g_new_answerdb[q_idx] = 'Y';
g_log_string[q_idx]='Y';	g_log_string[q_idx]='Y';
break;	break;
	case WANTED_NUMERIC:
	g_new_answerdb[q_idx] = 'N';
	g_log_string[q_idx]='s';
	break;
case SIG_FAIL:	case SIG_FAIL:
g_new_answerdb[q_idx] = 'N';	g_new_answerdb[q_idx] = 'N';
g_log_string[q_idx]='S';	g_log_string[q_idx]='S';
	capa_mfree(error);
break;	break;
case UNIT_FAIL:	case UNIT_FAIL:
g_new_answerdb[q_idx] = 'N';	g_new_answerdb[q_idx] = 'N';
g_log_string[q_idx]='U';	g_log_string[q_idx]='U';
	capa_mfree(error);
break;	break;
case UNIT_NOTNEEDED:	case UNIT_NOTNEEDED:
g_new_answerdb[q_idx] = 'N';	g_new_answerdb[q_idx] = 'N';
g_log_string[q_idx]='U';	g_log_string[q_idx]='U';
	capa_mfree(error);
break;	break;
case NO_UNIT:	case NO_UNIT:
g_new_answerdb[q_idx] = 'N';	g_new_answerdb[q_idx] = 'N';
Line 2171 char class_dir;char class;char *studen	Line 2272 char class_dir;char class;char *studen
set_score, /* Score on a set */	set_score, /* Score on a set */
term_score=0, /* Total points received */	term_score=0, /* Total points received */
term_valid=0, /* Total points possible */	term_valid=0, /* Total points possible */
result;	result,
	tot_num_sets=0;
T_entry entry; /* Database entry for a set */	T_entry entry; /* Database entry for a set */
char buf[MAX_BUFFER_SIZE]; /* Output line buffer */	char buf[MAX_BUFFER_SIZE]; /* Output line buffer */
char buf2[MAX_BUFFER_SIZE]; /* Output line buffer */	char buf2[MAX_BUFFER_SIZE]; /* Output line buffer */
Line 2186 char class_dir;char class;char *studen	Line 2288 char class_dir;char class;char *studen
fprintf(stdout,"Unable to complete actions.\n");	fprintf(stdout,"Unable to complete actions.\n");
return;	return;
}	}
	printf("<!--print_summary-->");
sprintf(class_fullpath,"%s/%s",class_dir,class);	sprintf(class_fullpath,"%s/%s",class_dir,class);
chdir(class_fullpath);	chdir(class_fullpath);
configResult=read_capa_config("web_status_line_length",buf);	configResult=read_capa_config("web_status_line_length",buf);
Line 2207 char class_dir;char class;char *studen	Line 2309 char class_dir;char class;char *studen
for (set_idx=1; set_idx<=set; set_idx++) {	for (set_idx=1; set_idx<=set; set_idx++) {
g_inhibit_response=capa_check_option(OPTION_INHIBIT_RESPONSE,set_idx,	g_inhibit_response=capa_check_option(OPTION_INHIBIT_RESPONSE,set_idx,
g_student_data.s_sec);	g_student_data.s_sec);
if (g_inhibit_response > 0) continue;	if (g_inhibit_response > 0) {
	printf("<!-- Set %d is inhibited -->\n",set_idx);
	continue;
	}
	if ( capa_check_date(CHECK_OPEN_DATE,g_student_number,
	g_student_data.s_sec,set_idx) < 0 ){
	printf("<!-- Set %d is not open -->\n",set_idx);
	continue;
	}

if (capa_get_header(&header,set_idx)) return;	if (capa_get_header(&header,set_idx)) return;
	tot_num_sets++;
capa_get_entry(&entry,student_number,set_idx);	capa_get_entry(&entry,student_number,set_idx);
sscanf(header.num_questions,"%d", &(question_cnt) );	sscanf(header.num_questions,"%d", &(question_cnt) );
valid_wgt = 0; set_score = 0;	valid_wgt = 0; set_score = 0;
Line 2253 char class_dir;char class;char *studen	Line 2364 char class_dir;char class;char *studen
printf("\n</TABLE>\n<hr>\n");	printf("\n</TABLE>\n<hr>\n");
/* SHOW TOTALS */	/* SHOW TOTALS */
/* if capalogin_show_summary_score is set to none don't show it */	/* if capalogin_show_summary_score is set to none don't show it */
sprintf(buf,"%d sets, total = %3d/%3d (%d%%)\n", set, term_score, term_valid, 100*term_score/term_valid);	if (term_valid > 0) {
	sprintf(buf,"%d sets, total = %3d/%3d (%d%%)\n", tot_num_sets, term_score, term_valid, 100*term_score/term_valid);
	} else {
	sprintf(buf,"%d sets, total = %3d/%3d\n", tot_num_sets, term_score, term_valid);
	}
result=read_capa_config("capalogin_show_summary_score",buf2);	result=read_capa_config("capalogin_show_summary_score",buf2);
if (result != 0 && result != -1) {	if (result != 0 && result != -1) {
if (strcasecmp(buf2,"none")==0) {	if (strcasecmp(buf2,"none")==0) {
Line 2369 FILE *out;	Line 2484 FILE *out;
i, /* Question counter */	i, /* Question counter */
set_score, /* Score on a set */	set_score, /* Score on a set */
term_score=0, /* Total points received */	term_score=0, /* Total points received */
term_valid=0, /* Total points possible */	term_valid=0; /* Total points possible */
result;
T_entry entry; /* Database entry for a set */	T_entry entry; /* Database entry for a set */
char buf[MAX_BUFFER_SIZE]; /* Output line buffer */	char buf[MAX_BUFFER_SIZE]; /* Output line buffer */
char buf2[MAX_BUFFER_SIZE]; /* Output line buffer */
T_header header; /* Problem set header */	T_header header; /* Problem set header */
int question_cnt,valid_wgt, rate,configResult,	int question_cnt,valid_wgt,configResult;
status_line_length=DEFAULT_STATUS_LINE_LENGTH,row;
char class_fullpath[ONE_K],*serverName;	char class_fullpath[ONE_K],*serverName;
int hw_c, hw_r, qz_c, qz_r, fs, homework_count, quiz_count;	int hw_c, hw_r, qz_c, qz_r, fs, homework_count, quiz_count;
int ex_c, epc_c;
float hw_w, qz_w, ex_w, fe_w, pc_w;	float hw_w, qz_w, ex_w, fe_w, pc_w;
int idx, entry_count, tmp_len;	int idx, entry_count, tmp_len;
float S, F;	float S, F;
int *X;	int X; / array controlling whether to extrapolate scores */
char capa_server, qz_p, ex_p, epc_p;	char *capa_server;
int max_set[4];	int max_set[4], width=600,height=750; /* width and height of applet*/
char **c_path_pp;	char **c_path_pp;

	/*Unused Vars
	char buf2[MAX_BUFFER_SIZE];
	char qz_p, ex_p, *epc_p;
	int ex_c, epc_c, result;
	int rate, status_line_length=DEFAULT_STATUS_LINE_LENGTH,row;
	*/

serverName=getenv("SERVER_NAME");	serverName=getenv("SERVER_NAME");
if (!serverName) {	if (!serverName) {
fprintf(out,"Enviroment variable SERVER_NAME not set.\n");	fprintf(out,"Enviroment variable SERVER_NAME not set.\n");
Line 2433 FILE *out;	Line 2549 FILE *out;

return;	return;
}	}

	get_tscore_width_height(&width,&height);

c_path_pp = (char *)capa_malloc( 4, sizeof(char ));	c_path_pp = (char *)capa_malloc( 4, sizeof(char ));
tmp_len = strlen(class_fullpath) + 1;	tmp_len = strlen(class_fullpath) + 1;
c_path_pp[0] = (char *)capa_malloc(tmp_len,sizeof(char));	c_path_pp[0] = (char *)capa_malloc(tmp_len,sizeof(char));
Line 2473 FILE *out;	Line 2592 FILE *out;
c_path_pp[2] = (char *)capa_malloc( (tmp_len),sizeof(char));	c_path_pp[2] = (char *)capa_malloc( (tmp_len),sizeof(char));
sprintf(c_path_pp[2],"%s",buf);	sprintf(c_path_pp[2],"%s",buf);
max_set[2] = check_class_get_maxset(c_path_pp[2]);	max_set[2] = check_class_get_maxset(c_path_pp[2]);
	printf("<!-- for %s max_set %d -->\n",c_path_pp[2],max_set[2]);
if( max_set[2] <= 0 ) {	if( max_set[2] <= 0 ) {
/* should we continue ? */	/* no sets */
max_set[2] = 0;	max_set[2] = 0;
for(idx=2;idx <= (fs*2); idx++) {	}
	/* start extrapolation with sets that don't yet exist */
	for(idx=2+(max_set[2]2);idx <= (fs2); idx++) {
X[idx] = 1;	X[idx] = 1;
}
}	}
} else { /* if exam_path is not in capa.config, then skip exams */	} else { /* if exam_path is not in capa.config, then skip exams */
fs = 0;	fs = 0;
Line 2525 FILE *out;	Line 2646 FILE *out;
term_score += set_score;	term_score += set_score;
capa_mfree(header.weight);	capa_mfree(header.weight);
capa_mfree(header.partial_credit);	capa_mfree(header.partial_credit);
	printf("<!-- %s %d %d -->\n",c_path_pp[idx],set_score,valid_wgt);
if(idx==2) { /* exam sets */	if(idx==2) { /* exam sets */
S[set_idx*2] = (float)set_score;	S[set_idx*2] = (float)set_score;
F[set_idx*2] = (float)valid_wgt;	F[set_idx*2] = (float)valid_wgt;
X[set_idx*2] = 0;	if (valid_wgt == 0) {
	X[set_idx*2] = 1;
	} else {
	X[set_idx*2] = 0;
	}
}	}
if(idx==3) { /* correction sets */	if(idx==3) { /* correction sets */
S[set_idx*2+1] = (float)set_score;	S[set_idx*2+1] = (float)set_score;
F[set_idx*2+1] = (float)valid_wgt;	F[set_idx*2+1] = (float)valid_wgt;
X[set_idx*2+1] = 0;	if (valid_wgt == 0 ) {
	X[set_idx*2+1] = 1;
	} else {
	X[set_idx*2+1] = 0;
	}
}	}
}	}
if( (idx == 0) \|\| (idx==1) ) { /* homeworks and quizzes */	if( (idx == 0) \|\| (idx==1) ) { /* homeworks and quizzes */
Line 2548 FILE *out;	Line 2678 FILE *out;


fprintf(out,"<CENTER>\n");	fprintf(out,"<CENTER>\n");
fprintf(out,"<APPLET CODE=TScore.class CODEBASE=\"http://%s\" width=600 height=750>\n",capa_server);	fprintf(out,"<APPLET CODE=TScore.class CODEBASE=\"http://%s/CAPA/\" width=%d height=%d>\n",capa_server,width,height);
fprintf(out,"<PARAM NAME=\"HW_W\" VALUE=\"%f\">\n", hw_w);	fprintf(out,"<PARAM NAME=\"HW_W\" VALUE=\"%f\">\n", hw_w);
fprintf(out,"<PARAM NAME=\"QZ_W\" VALUE=\"%f\">\n", qz_w);	fprintf(out,"<PARAM NAME=\"QZ_W\" VALUE=\"%f\">\n", qz_w);
fprintf(out,"<PARAM NAME=\"EX_W\" VALUE=\"%f\">\n", ex_w);	fprintf(out,"<PARAM NAME=\"EX_W\" VALUE=\"%f\">\n", ex_w);
Line 2592 FILE *out;	Line 2722 FILE *out;
capa_mfree((char *)capa_server);	capa_mfree((char *)capa_server);
}	}

	void
	get_tscore_width_height(width,height)
	int width;int height;
	{
	char buf[MAX_BUFFER_SIZE];
	int configResult;

	configResult=read_capa_config("tscore_width",buf);
	if (configResult != 0 && configResult != -1 ) {
	sscanf(buf,"%d", width);
	if (width <= 0 ) { width = DEFAULT_WIDTH; }
	} else {
	printf("<!-- tscore_width not found. %d-->\n",configResult);
	}
	configResult=read_capa_config("tscore_height",buf);
	if (configResult != 0 && configResult != -1 ) {
	sscanf(buf,"%d", height);
	if (height <= 0 ) { height = DEFAULT_HEIGHT; }
	} else {
	printf("<!-- tscore_height not found. %d-->\n",configResult);
	}
	}

int	int
get_termscore_params(hw,qw,ew,fw,pw,hc,qc,fs)	get_termscore_params(hw,qw,ew,fw,pw,hc,qc,fs)

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