/*
* Server functions which handle file transfers and room directories.
+ *
+ * Copyright (c) 1987-2015 by the citadel.org team
+ *
+ * This program is open source software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
*/
-#include "sysdep.h"
-#include <stdlib.h>
-#include <unistd.h>
#include <stdio.h>
-#include <fcntl.h>
-#include <sys/stat.h>
-#include <errno.h>
-#include <ctype.h>
-#include <string.h>
-#include <sys/stat.h>
-#include <sys/mman.h>
-
-#if TIME_WITH_SYS_TIME
-# include <sys/time.h>
-# include <time.h>
-#else
-# if HAVE_SYS_TIME_H
-# include <sys/time.h>
-# else
-# include <time.h>
-# endif
-#endif
-
-#include <limits.h>
#include <libcitadel.h>
-#include "citadel.h"
-#include "server.h"
-#include "config.h"
-#include "files.h"
-#include "sysdep_decls.h"
-#include "support.h"
-#include "room_ops.h"
-#include "msgbase.h"
-#include "citserver.h"
-#include "threads.h"
+#include <dirent.h>
+
#include "ctdl_module.h"
+#include "citserver.h"
+#include "support.h"
+#include "config.h"
#include "user_ops.h"
-
/*
* Server command to delete a file from a room's directory
*/
}
+/*
+ * help_subst() - support routine for help file viewer
+ */
+void help_subst(char *strbuf, char *source, char *dest)
+{
+ char workbuf[SIZ];
+ int p;
+
+ while (p = pattern2(strbuf, source), (p >= 0)) {
+ strcpy(workbuf, &strbuf[p + strlen(source)]);
+ strcpy(&strbuf[p], dest);
+ strcat(strbuf, workbuf);
+ }
+}
+
+void do_help_subst(char *buffer)
+{
+ char buf2[16];
+
+ help_subst(buffer, "^nodename", CtdlGetConfigStr("c_nodename"));
+ help_subst(buffer, "^humannode", CtdlGetConfigStr("c_humannode"));
+ help_subst(buffer, "^fqdn", CtdlGetConfigStr("c_fqdn"));
+ help_subst(buffer, "^username", CC->user.fullname);
+ snprintf(buf2, sizeof buf2, "%ld", CC->user.usernum);
+ help_subst(buffer, "^usernum", buf2);
+ help_subst(buffer, "^sysadm", CtdlGetConfigStr("c_sysadm"));
+ help_subst(buffer, "^variantname", CITADEL);
+ help_subst(buffer, "^maxsessions", CtdlGetConfigStr("c_maxsessions")); // yes it's numeric but str is ok here
+ help_subst(buffer, "^bbsdir", ctdl_message_dir);
+}
+
+
+typedef const char *ccharp;
+/*
+ * display system messages or help
+ */
+void cmd_mesg(char *mname)
+{
+ FILE *mfp;
+ char targ[256];
+ char buf[256];
+ char buf2[256];
+ char *dirs[2];
+ DIR *dp;
+ struct dirent *d;
+
+ extract_token(buf, mname, 0, '|', sizeof buf);
+
+ dirs[0] = strdup(ctdl_message_dir);
+ dirs[1] = strdup(ctdl_hlp_dir);
+
+ snprintf(buf2, sizeof buf2, "%s.%d.%d",
+ buf, CC->cs_clientdev, CC->cs_clienttyp);
+
+ /* If the client requested "?" then produce a listing */
+ if (!strcmp(buf, "?")) {
+ cprintf("%d %s\n", LISTING_FOLLOWS, buf);
+ dp = opendir(dirs[1]);
+ if (dp != NULL) {
+ while (d = readdir(dp), d != NULL) {
+ if (d->d_name[0] != '.') {
+ cprintf(" %s\n", d->d_name);
+ }
+ }
+ closedir(dp);
+ }
+ cprintf("000\n");
+ free(dirs[0]);
+ free(dirs[1]);
+ return;
+ }
+
+ /* Otherwise, look for the requested file by name. */
+ else {
+ mesg_locate(targ, sizeof targ, buf2, 2, (const ccharp*)dirs);
+ if (IsEmptyStr(targ)) {
+ snprintf(buf2, sizeof buf2, "%s.%d",
+ buf, CC->cs_clientdev);
+ mesg_locate(targ, sizeof targ, buf2, 2,
+ (const ccharp*)dirs);
+ if (IsEmptyStr(targ)) {
+ mesg_locate(targ, sizeof targ, buf, 2,
+ (const ccharp*)dirs);
+ }
+ }
+ }
+
+ free(dirs[0]);
+ free(dirs[1]);
+
+ if (IsEmptyStr(targ)) {
+ cprintf("%d '%s' not found. (Searching in %s and %s)\n",
+ ERROR + FILE_NOT_FOUND,
+ mname,
+ ctdl_message_dir,
+ ctdl_hlp_dir
+ );
+ return;
+ }
+
+ mfp = fopen(targ, "r");
+ if (mfp==NULL) {
+ cprintf("%d Cannot open '%s': %s\n",
+ ERROR + INTERNAL_ERROR, targ, strerror(errno));
+ return;
+ }
+ cprintf("%d %s\n", LISTING_FOLLOWS,buf);
+
+ while (fgets(buf, (sizeof buf - 1), mfp) != NULL) {
+ buf[strlen(buf)-1] = 0;
+ do_help_subst(buf);
+ cprintf("%s\n",buf);
+ }
+
+ fclose(mfp);
+ cprintf("000\n");
+}
+
+
+/*
+ * enter system messages or help
+ */
+void cmd_emsg(char *mname)
+{
+ FILE *mfp;
+ char targ[256];
+ char buf[256];
+ char *dirs[2];
+ int a;
+
+ unbuffer_output();
+
+ if (CtdlAccessCheck(ac_aide)) return;
+
+ extract_token(buf, mname, 0, '|', sizeof buf);
+ for (a=0; !IsEmptyStr(&buf[a]); ++a) { /* security measure */
+ if (buf[a] == '/') buf[a] = '.';
+ }
+
+ dirs[0] = strdup(ctdl_message_dir);
+ dirs[1] = strdup(ctdl_hlp_dir);
+
+ mesg_locate(targ, sizeof targ, buf, 2, (const ccharp*)dirs);
+ free(dirs[0]);
+ free(dirs[1]);
+
+ if (IsEmptyStr(targ)) {
+ snprintf(targ, sizeof targ,
+ "%s/%s",
+ ctdl_hlp_dir, buf);
+ }
+
+ mfp = fopen(targ,"w");
+ if (mfp==NULL) {
+ cprintf("%d Cannot open '%s': %s\n",
+ ERROR + INTERNAL_ERROR, targ, strerror(errno));
+ return;
+ }
+ cprintf("%d %s\n", SEND_LISTING, targ);
+
+ while (client_getln(buf, sizeof buf) >=0 && strcmp(buf, "000")) {
+ fprintf(mfp, "%s\n", buf);
+ }
+
+ fclose(mfp);
+}
/*****************************************************************************/
/* MODULE INITIALIZATION STUFF */
CtdlRegisterProtoHook(cmd_nuop, "NUOP", "Open a network spool file for upload");
CtdlRegisterProtoHook(cmd_oimg, "OIMG", "Open an image file for download");
CtdlRegisterProtoHook(cmd_uimg, "UIMG", "Upload an image file");
+
+ CtdlRegisterProtoHook(cmd_mesg, "MESG", "fetch system banners");
+ CtdlRegisterProtoHook(cmd_emsg, "EMSG", "submit system banners");
}
/* return our Subversion id for the Log */
return "file_ops";
projects / citadel.git / blobdiff