/* $Id: pttpi.c,v 1.1 2003/05/19 01:33:00 in2 Exp $ */
#include "bbs.h"
#include "pierr.h"
#include <xmlrpc.h>
#include <xmlrpc_cgi.h>
extern SHM_t *SHM;
typedef xmlrpc_int32 int32;
#define errorexit() if( env->fault_occurred ) return NULL
#define check_board_and_permission(bid) \
if( bid < 0 || bid > MAX_BOARD || \
!bcache[bid].brdname[0] || \
(bcache[bid].brdattr & BRD_HIDE) || \
(!(bcache[bid].brdattr & BRD_GROUPBOARD) && \
(bcache[bid].brdattr & BRD_POSTMASK)) ) \
return xmlrpc_build_value(env, "{s:i}", \
"errno", PIERR_NOBRD);
#define errorreturn(returncode) \
return xmlrpc_build_value(env, "{s:i}", \
"errno", returncode)
xmlrpc_value *
getBid(xmlrpc_env *env, xmlrpc_value *param_array, void *user_data)
{
/* !!! overwrite util_cache.c !!! */
char *brdname;
int bid;
xmlrpc_parse_value(env, param_array, "(s)", &brdname);
errorexit();
bid = getbnum(brdname);
return xmlrpc_build_value(env, "{s:i,s:s,s:i}",
"errno", (bid == -1 ? PIERR_NOBRD : PIERR_OK),
"brdname", brdname,
"bid", (int32)bid);
}
xmlrpc_value *
getBrdInfo(xmlrpc_env *env, xmlrpc_value *param_array, void *user_data)
{
int32 bid;
xmlrpc_parse_value(env, param_array, "(i)", &bid);
errorexit();
check_board_and_permission(bid);
return xmlrpc_build_value(env, "{s:i,s:s,s:i,s:6,s:s,s:i}",
"errno", PIERR_OK,
"brdname", bcache[bid].brdname,
"bid", (int32)bid,
"title", bcache[bid].title, strlen(bcache[bid].title),
"BM", bcache[bid].BM,
"nuser", bcache[bid].nuser);
}
char *getpath(int bid, char *fn)
{
static char fpath[MAXPATHLEN];
if( fn == NULL )
fn = "";
snprintf(fpath, sizeof(fpath), "boards/%c/%s/%s",
bcache[bid].brdname[0], bcache[bid].brdname, fn);
return fpath;
}
int getfilesize(int bid, char *fn, int *fd)
{
struct stat sb;
if( fd == NULL ){
if( stat(getpath(bid, fn), &sb) < 0 )
return -1;
}
else {
if( (*fd = open(getpath(bid, fn), O_RDONLY)) < 0 )
return -1;
if( fstat(*fd, &sb) < 0 ){
close(*fd);
return -1;
}
}
return sb.st_size;
}
xmlrpc_value *
getNarticle(xmlrpc_env *env, xmlrpc_value *param_array, void *user_data)
{
int bid, nas;
xmlrpc_parse_value(env, param_array, "(i)", &bid);
errorexit();
check_board_and_permission(bid);
nas = getfilesize(bid, ".DIR", NULL);
return xmlrpc_build_value(env, "{s:i,s:i}",
"errno", (nas == -1 ? PIERR_INT : PIERR_OK),
"narticle", nas / sizeof(fileheader_t));
}
xmlrpc_value *
class_list(xmlrpc_env *env, xmlrpc_value *param_array, void *user_data)
{
int bid;
boardheader_t *bptr;
xmlrpc_value *ret, *t;
xmlrpc_parse_value(env, param_array, "(i)", &bid);
errorexit();
if( bid != 0 )
check_board_and_permission(bid);
if( bid != 0 && !(bcache[bid].brdattr & BRD_GROUPBOARD) )
errorreturn(PIERR_NOTCLASS);
ret = xmlrpc_build_value(env, "()");
for( bptr = bcache[bid].firstchild[0] ;
bptr != (boardheader_t*)~0 ;
bptr = bptr->next[0] ){
if( (bptr->brdattr & BRD_HIDE) ||
(bptr->level && !bptr->brdattr & BRD_POSTMASK) )
continue;
t = xmlrpc_build_value(env, "{s:i,s:s,s:6,s:i,s:6,s:i,s:b}",
"bid", (int32)(bptr - bcache),
"brdname", bptr->brdname,
"title", bptr->title + 5, strlen(bptr->title) - 5,
"gid", bptr->gid,
"BM", bptr->BM, strlen(bptr->BM),
"nuser", (int32)bptr->nuser,
"isclass", (xmlrpc_bool)
(bptr->brdattr & BRD_GROUPBOARD) ? 1 : 0
);
xmlrpc_array_append_item(env, ret, t);
}
return ret;
}
xmlrpc_value *
article_list(xmlrpc_env *env, xmlrpc_value *param_array, void *user_data)
{
#define MAXGETARTICLES 20
xmlrpc_value *ret, *t;
fileheader_t art[MAXGETARTICLES];
int32 bid, from, nArticles, fd, nGets, i;
xmlrpc_parse_value(env, param_array, "(ii)", &bid, &from);
errorexit();
check_board_and_permission(bid);
if( (nArticles = getfilesize(bid, ".DIR", &fd)) < 0 )
errorreturn(PIERR_INT);
nArticles /= sizeof(fileheader_t);
if( from < 0 )
from += nArticles;
if( from < 0 || from > nArticles ){
close(fd);
errorreturn(PIERR_NOMORE);
}
nGets = (((from + MAXGETARTICLES) < nArticles) ?
MAXGETARTICLES : (nArticles - from));
if( (nGets = read(fd, art, nGets * sizeof(fileheader_t))) < 0 ){
close(fd);
errorreturn(PIERR_INT);
}
close(fd);
nGets /= sizeof(fileheader_t);
ret = xmlrpc_build_value(env, "()");
for( i = 0 ; i < nGets ; ++i ){
t = xmlrpc_build_value(env, "{s:i,s:s,s:i,s:s,s:s,s:6}",
"articleid", (int32)(from + i),
"filename", art[i].filename,
"recommend", (int32)art[i].recommend,
"owner", art[i].owner,
"date", art[i].date,
"title", art[i].title, strlen(art[i].title)
);
xmlrpc_array_append_item(env, ret, t);
}
return ret;
}
xmlrpc_value *
_article_readfn(xmlrpc_env *env, int bid, char *fn)
{
char *content;
int fd, size;
xmlrpc_value *ret;
if( (size = getfilesize(bid, fn, &fd)) < 0 )
errorreturn(PIERR_INT);
content = (char *)malloc(sizeof(char) * size);
read(fd, content, size);
close(fd);
ret = xmlrpc_build_value(env, "{s:6}", "content", content, size);
free(content);
return ret;
}
xmlrpc_value *
article_readfn(xmlrpc_env *env, xmlrpc_value *param_array, void *user_data)
{
int bid;
char *fn;
xmlrpc_parse_value(env, param_array, "(is)", &bid, &fn);
errorexit();
if( fn == NULL || fn[0] != 'M' || fn[1] != '.' )
errorreturn(PIERR_NOBRD);
check_board_and_permission(bid);
return _article_readfn(env, bid, fn);
}
int main(int argc, char **argv)
{
attach_SHM();
chdir(BBSHOME);
xmlrpc_cgi_init(XMLRPC_CGI_NO_FLAGS);
xmlrpc_cgi_add_method_w_doc("board.getBid", &getBid, NULL, "?",
"get bid from brdname");
xmlrpc_cgi_add_method_w_doc("board.getBrdInfo", &getBrdInfo, NULL, "?",
"get board information");
xmlrpc_cgi_add_method_w_doc("board.getNarticle", &getNarticle, NULL, "?",
"get # articles in the board");
xmlrpc_cgi_add_method_w_doc("class.list", &class_list, NULL, "?",
"list (C)lass");
xmlrpc_cgi_add_method_w_doc("article.list", &article_list, NULL, "?",
"article list");
xmlrpc_cgi_add_method_w_doc("article.readfn", &article_readfn, NULL, "?",
"read the article by filename");
xmlrpc_cgi_process_call();
xmlrpc_cgi_cleanup();
return 0;
}
