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/* $Id: getmodaddr.c 6155 2003-01-19 19:58:25Z rra $
**
*/
#include "config.h"
#include "clibrary.h"
#include <errno.h>
#include "inn/innconf.h"
#include "libinn.h"
#include "nntp.h"
#include "paths.h"
static char *GMApathname = NULL;
static FILE *GMAfp = NULL;
/*
** Close the file opened by GMAlistopen.
*/
static void
GMAclose(void)
{
if (GMAfp) {
fclose(GMAfp);
GMAfp = NULL;
}
if (GMApathname != NULL) {
unlink(GMApathname);
free(GMApathname);
GMApathname = NULL;
}
}
/*
** Internal library routine.
*/
static FILE *
GMA_listopen(int fd, FILE *FromServer, FILE *ToServer, const char *request)
{
char buff[BUFSIZ];
char *p;
int oerrno;
FILE *F;
F = fdopen(fd, "r+");
if (F == NULL)
return NULL;
/* Send a LIST command to and capture the output. */
if (request == NULL)
fprintf(ToServer, "list moderators\r\n");
else
fprintf(ToServer, "list %s\r\n", request);
fflush(ToServer);
/* Get the server's reply to our command. */
if (fgets(buff, sizeof buff, FromServer) == NULL
|| strncmp(buff, NNTP_LIST_FOLLOWS, strlen(NNTP_LIST_FOLLOWS)) != 0) {
oerrno = errno;
fclose(F);
GMAclose();
errno = oerrno;
return NULL;
}
/* Slurp up the rest of the response. */
while (fgets(buff, sizeof buff, FromServer) != NULL) {
if ((p = strchr(buff, '\r')) != NULL)
*p = '\0';
if ((p = strchr(buff, '\n')) != NULL)
*p = '\0';
if (buff[0] == '.' && buff[1] == '\0') {
if (ferror(F) || fflush(F) == EOF || fseeko(F, 0, SEEK_SET) != 0)
break;
return F;
}
fprintf(F, "%s\n", buff);
}
/* Ran out of input before finding the terminator; quit. */
oerrno = errno;
fclose(F);
GMAclose();
errno = oerrno;
return NULL;
}
/*
** Read the moderators file, looking for a moderator.
*/
char *
GetModeratorAddress(FILE *FromServer, FILE *ToServer, char *group,
char *moderatormailer)
{
static char address[SMBUF];
char *p;
char *save;
char *path;
char buff[BUFSIZ];
char name[SMBUF];
int fd;
strlcpy(name, group, sizeof(name));
address[0] = '\0';
if (FromServer==NULL || ToServer==NULL){
/*
* This should be part of nnrpd or the like running on the server.
* Open the server copy of the moderators file.
*/
path = concatpath(innconf->pathetc, _PATH_MODERATORS);
GMAfp = fopen(path, "r");
free(path);
}else{
/*
* Get a local copy of the moderators file from the server.
*/
GMApathname = concatpath(innconf->pathtmp, _PATH_TEMPMODERATORS);
fd = mkstemp(GMApathname);
if (fd >= 0)
GMAfp = GMA_listopen(fd, FromServer, ToServer, "moderators");
else
GMAfp = NULL;
/* Fallback to the local copy if the server doesn't have it */
if (GMAfp == NULL) {
path = concatpath(innconf->pathetc, _PATH_MODERATORS);
GMAfp = fopen(path, "r");
free(path);
}
}
if (GMAfp != NULL) {
while (fgets(buff, sizeof buff, GMAfp) != NULL) {
/* Skip blank and comment lines. */
if ((p = strchr(buff, '\n')) != NULL)
*p = '\0';
if (buff[0] == '\0' || buff[0] == '#')
continue;
/* Snip off the first word. */
if ((p = strchr(buff, ':')) == NULL)
/* Malformed line... */
continue;
*p++ = '\0';
/* If it pattern-matches the newsgroup, the second field is a
* format for mailing, with periods changed to dashes. */
if (uwildmat(name, buff)) {
for (save = p; ISWHITE(*save); save++)
continue;
for (p = name; *p; p++)
if (*p == '.')
*p = '-';
snprintf(address, sizeof(address), save, name);
break;
}
}
GMAclose();
if (address[0])
return address;
}
/* If we don't have an address, see if the config file has a default. */
if ((save = moderatormailer) == NULL)
return NULL;
for (p = name; *p; p++)
if (*p == '.')
*p = '-';
snprintf(address, sizeof(address), save, name);
return address;
}
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