phpbbs.vote.c

来自「linux/unix环境下的建站系统」· C语言 代码 · 共 770 行 · 第 1/2 页

#include "php_kbs_bbs.h"  
#include "vote.h"

static int bbs_can_access_vote(char *limitpath)
{
	struct votelimit userlimit;

	userlimit.numlogins=0;
	userlimit.numposts=0;
	userlimit.stay=0;
	userlimit.day=0;

	get_record(limitpath,&userlimit,sizeof(userlimit),1);

    if ((getCurrentUser()->numposts < userlimit.numposts
         || getCurrentUser()->numlogins < userlimit.numlogins
         || getCurrentUser()->stay < userlimit.stay * 60 * 60
         || (time(NULL) - getCurrentUser()->firstlogin) <
         userlimit.day * 24 * 60 * 60)) {

		return 0;
	}

	return 1;
}

static void bbs_make_vote_array(zval * array, struct votebal *vbal)
{
    add_assoc_string(array, "USERID", vbal->userid, 1);
    add_assoc_string(array, "TITLE", vbal->title, 1);
    add_assoc_long(array, "DATE", vbal->opendate);
    if(vbal->type <= 5 && vbal->type >= 1) add_assoc_string(array, "TYPE", vote_type[vbal->type-1], 1);
    add_assoc_long(array, "MAXDAY", vbal->maxdays);
}

PHP_FUNCTION(bbs_get_votes)
{
	int ac = ZEND_NUM_ARGS();
	char *bname;
	int bname_len;
	struct votebal vbal;
	char controlfile[STRLEN];
	const struct boardheader *bp=NULL;
	FILE *fp;
	int vnum,i;
	zval *element,*retarray;

    if (ac != 2 || zend_parse_parameters(2 TSRMLS_CC, "sa", &bname, &bname_len, &retarray) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	if((bp=getbcache(bname))==NULL)
		RETURN_LONG(-2);

	if( ! HAS_PERM(getCurrentUser(), PERM_LOGINOK) )
		RETURN_LONG(-1);

	sprintf(controlfile,"vote/%s/control",bname);

	if(array_init(retarray) != SUCCESS)
	{
                RETURN_LONG(-5);
	}

	vnum = get_num_records(controlfile,sizeof(struct votebal));

	if(vnum <= 0)
		RETURN_LONG(-4);

	if((fp=fopen(controlfile,"r"))==NULL)
		RETURN_LONG(-3);

	for(i=0; i < vnum; i++){
		if(fread(&vbal, sizeof(vbal), 1, fp) < 1)
			break;
		MAKE_STD_ZVAL(element);
		array_init(element);

		bbs_make_vote_array(element, &vbal);
		zend_hash_index_update(Z_ARRVAL_P(retarray), i,
				(void*) &element, sizeof(zval*), NULL);
	}

	fclose(fp);

	RETURN_LONG(i);
}

static void bbs_make_detail_vote_array(zval * array, struct votebal *vbal)
{
	int i;
	char tmp[10];

    add_assoc_string(array, "USERID", vbal->userid, 1);
    add_assoc_string(array, "TITLE", vbal->title, 1);
    add_assoc_long(array, "DATE", vbal->opendate);
    if(vbal->type <= 5 && vbal->type >= 1) add_assoc_string(array, "TYPE", vote_type[vbal->type-1], 1);
    add_assoc_long(array, "MAXDAY", vbal->maxdays);
    add_assoc_long(array, "MAXTKT", vbal->maxtkt);
    add_assoc_long(array, "TOTALITEMS", vbal->totalitems);

	for(i=0; i < vbal->totalitems; i++){
		sprintf(tmp,"ITEM%d",i+1);
		add_assoc_string(array, tmp, vbal->items[i], 1);
	}

}

static void bbs_make_user_vote_array(zval * array, struct ballot *vbal)
{
	if(vbal && vbal->uid[0]){
	    add_assoc_string(array, "USERID", vbal->uid, 1);
    	add_assoc_long(array, "VOTED", vbal->voted);
	    add_assoc_string(array, "MSG1", vbal->msg[0], 1);
	    add_assoc_string(array, "MSG2", vbal->msg[1], 1);
	    add_assoc_string(array, "MSG3", vbal->msg[2], 1);
	}else{
	    add_assoc_string(array, "USERID", "", 1);
	}
}

static int cmpvuid(char *userid, struct ballot *uv)
{
	return !strncmp(userid, uv->uid,IDLEN);
}

PHP_FUNCTION(bbs_get_vote_from_num)
{
	int ac = ZEND_NUM_ARGS();
	char *bname;
	int bname_len;
	struct votebal vbal;
	struct ballot uservote;
	char controlfile[STRLEN];
	const struct boardheader *bp=NULL;
	FILE *fp;
	int vnum;
	zval *element,*retarray,*uservotearray;
	long ent;
	int pos;

    if (ac != 4 || zend_parse_parameters(4 TSRMLS_CC, "sala", &bname, &bname_len, &retarray, &ent, &uservotearray) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	if((bp=getbcache(bname))==NULL)
		RETURN_LONG(-2);

	if( ! HAS_PERM(getCurrentUser(), PERM_LOGINOK) )
		RETURN_LONG(-1);

	sprintf(controlfile,"vote/%s/control",bname);

	if(array_init(retarray) != SUCCESS)
	{
                RETURN_LONG(-5);
	}

	if(array_init(uservotearray) != SUCCESS)
	{
                RETURN_LONG(-9);
	}

	vnum = get_num_records(controlfile,sizeof(struct votebal));

	if(vnum <= 0)
		RETURN_LONG(-4);

	if(ent <= 0 || ent > vnum)
		RETURN_LONG(-6);

	if((fp=fopen(controlfile,"r"))==NULL)
		RETURN_LONG(-3);

	fseek(fp,sizeof(vbal) * (ent-1), SEEK_SET);

	if(fread(&vbal, sizeof(vbal), 1, fp) < 1){
		fclose(fp);
		RETURN_LONG(-7);
	}
	fclose(fp);

	sprintf(controlfile,"vote/%s/limit.%lu",bname,vbal.opendate);
	if(! bbs_can_access_vote(controlfile))
		RETURN_LONG(-8);

	MAKE_STD_ZVAL(element);
	array_init(element);

	bbs_make_detail_vote_array(element, &vbal);
	zend_hash_index_update(Z_ARRVAL_P(retarray), 0,
				(void*) &element, sizeof(zval*), NULL);

	MAKE_STD_ZVAL(element);
	array_init(element);

	sprintf(controlfile,"vote/%s/flag.%lu",bname,vbal.opendate);
	if((pos = search_record(controlfile, &uservote, sizeof(uservote),
							(RECORD_FUNC_ARG) cmpvuid, getCurrentUser()->userid))<=0){
		bbs_make_user_vote_array(element, NULL);
	}
	else{
		bbs_make_user_vote_array(element, &uservote);
	}

	zend_hash_index_update(Z_ARRVAL_P(uservotearray), 0,
				(void*) &element, sizeof(zval*), NULL);

	RETURN_LONG(ent);
}

PHP_FUNCTION(bbs_vote_num)
{
	int ac = ZEND_NUM_ARGS();
	char *bname;
	int bname_len;
	char *msg;
	int msg_len;
	long ent;
	long votevalue;
	struct votebal vbal;
	struct ballot uservote;
	struct ballot tmpball;
	char controlfile[STRLEN];
	const struct boardheader *bp=NULL;
	FILE *fp;
	int vnum,pos;
	char lmsg[3][STRLEN];
	char *c,*cc;
	int llen;

    if (ac != 4 || zend_parse_parameters(4 TSRMLS_CC, "slls", &bname, &bname_len, &ent, &votevalue, &msg, &msg_len) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

	llen = msg_len+1;
	lmsg[0][0]='\0';
	lmsg[1][0]='\0';
	lmsg[2][0]='\0';
	strncpy(lmsg[0],msg,(llen > STRLEN)?STRLEN:llen);
	lmsg[0][STRLEN-1]='\0';
	if((c=strchr(msg,'\n'))!=NULL){
		c++;
		llen -= (c-msg);
		strncpy(lmsg[1],c,(llen > STRLEN)?STRLEN:llen);
		lmsg[1][STRLEN-1]='\0';
		if((cc=strchr(c,'\n'))!=NULL){
			cc++;
			llen -= (cc-c);
			strncpy(lmsg[2],cc,(llen > STRLEN)?STRLEN:llen);
			lmsg[2][STRLEN-1]='\0';
		}
	}
	for(llen=0;llen<3;llen++){
		if((c=strchr(lmsg[llen],'\n'))!=NULL)
			*c = '\0';
	}

	if((bp=getbcache(bname))==NULL)
		RETURN_LONG(-2);

	if( ! HAS_PERM(getCurrentUser(), PERM_LOGINOK) )
		RETURN_LONG(-1);

	sprintf(controlfile,"vote/%s/control",bname);

	vnum = get_num_records(controlfile,sizeof(struct votebal));

	if(vnum <= 0)
		RETURN_LONG(-4);

	if(ent <= 0 || ent > vnum)
		RETURN_LONG(-6);

	if((fp=fopen(controlfile,"r"))==NULL)
		RETURN_LONG(-3);

	fseek(fp,sizeof(vbal) * (ent-1), SEEK_SET);

	if(fread(&vbal, sizeof(vbal), 1, fp) < 1){
		fclose(fp);
		RETURN_LONG(-7);
	}
	fclose(fp);

	sprintf(controlfile,"vote/%s/limit.%lu",bname,vbal.opendate);
	if(! bbs_can_access_vote(controlfile))
		RETURN_LONG(-8);

	if(vbal.type == 4 && votevalue > vbal.maxtkt)
		RETURN_LONG(-12);

	bzero( &uservote, sizeof(uservote) );
	strcpy(uservote.uid,getCurrentUser()->userid);
	uservote.voted = votevalue;
	strncpy(uservote.msg[0],lmsg[0],STRLEN);
	strncpy(uservote.msg[1],lmsg[1],STRLEN);
	strncpy(uservote.msg[2],lmsg[2],STRLEN);

	sprintf(controlfile,"vote/%s/flag.%lu",bname,vbal.opendate);
	if((pos = search_record(controlfile, &tmpball, sizeof(tmpball),
							(RECORD_FUNC_ARG) cmpvuid, getCurrentUser()->userid))>0){
		substitute_record(controlfile, &uservote, sizeof(uservote), pos); 
	}
	else{
		if(append_record(controlfile, &uservote, sizeof(uservote)) == -1)
			RETURN_LONG(-11);
	}

	RETURN_LONG(ent);
}

PHP_FUNCTION(bbs_start_vote)
{

	int ac = ZEND_NUM_ARGS();
	//zval *items;
	char *items[32];
	int items_len[32];
	char *board;
	int board_len;
	char *title;
	int title_len;
	char *desp;
	int desp_len;
	long type,ball_maxdays;
	long ball_maxtkt;
	long ball_totalitems;
	int i,pos;
	long numlogin,numpost,numstay,numday;
	const struct boardheader *bp;
	struct boardheader fh;
	struct votebal ball;
	struct votelimit vlimit;
	char buf[PATHLEN];
	char buff[PATHLEN];
	FILE *fp;

    if (ac != 21 || zend_parse_parameters(21 TSRMLS_CC, "slllllsslllssssssssss", &board, &board_len, &type, &numlogin, &numpost,
        &numstay, &numday, &title, &title_len, &desp, &desp_len, &ball_maxdays, &ball_maxtkt, &ball_totalitems, &items[0],
        &items_len[0], &items[1], &items_len[1], &items[2], &items_len[2], &items[3], &items_len[3], &items[4], &items_len[4],
        &items[5], &items_len[5], &items[6], &items_len[6], &items[7], &items_len[7], &items[8], &items_len[8], &items[9],
        &items_len[9]) == FAILURE) {
		WRONG_PARAM_COUNT;
	}

    if ((bp = getbcache(board)) == NULL) {
        RETURN_LONG(-1);
    }
    if(! is_BM(bp, getCurrentUser()) && !HAS_PERM(getCurrentUser(),PERM_SYSOP) )
        RETURN_LONG(-2);

	if(type < 1 || type > 5)
		RETURN_LONG(-3);

	if(ball_totalitems < 1 || ball_totalitems > 10)
		RETURN_LONG(-4);

	if(ball_maxdays <= 0)
		ball_maxdays = 1;

	if(strlen(title) <=0 )
		RETURN_LONG(-8);

	bzero(&ball,sizeof(ball));
	strncpy(ball.title,title,STRLEN);
	ball.title[STRLEN-1]='\0';

	ball.opendate = time(0);
	ball.type = type;
	ball.maxdays = 1;

	if(type == 1){
		ball.maxtkt = 1;
		ball.totalitems = 3;
		strcpy(ball.items[0], "赞成  （是的）");
		strcpy(ball.items[1], "不赞成（不是）");
		strcpy(ball.items[2], "没意见（不清楚）");
	}else if(type == 2 || type == 3){
		if(type == 2) ball.maxtkt = 1;
		else ball.maxtkt = ball_maxtkt;

		ball.totalitems = ball_totalitems;
		for(i=0; i<ball.totalitems; i++){
			/*