+++ /dev/null
-/*
- * Copyright (c) 1987-2021 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 as published by
- * the Free Software Foundation; either version 3 of the License, or
- * (at your option) any later version.
- *
- * 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 "ctdl_module.h"
-#include "config.h"
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <dirent.h>
-
-
-/*
- * DownLoad Room Image (see its icon or whatever)
- * If this command succeeds, it follows the same protocol as the DLAT command.
- */
-void cmd_dlri(char *cmdbuf) {
- if (CtdlAccessCheck(ac_logged_in_or_guest)) return;
- if (CC->room.msgnum_pic < 1) {
- cprintf("%d No image found.\n", ERROR + FILE_NOT_FOUND);
- return;
- }
-
- struct CtdlMessage *msg = CtdlFetchMessage(CC->room.msgnum_pic, 1);
- if (msg != NULL) {
- // The call to CtdlOutputPreLoadedMsg() with MT_SPEW_SECTION will cause the DLRI command
- // to have the same output format as the DLAT command, because it calls the same code.
- // For example: 600 402132|-1||image/gif|
- safestrncpy(CC->download_desired_section, "1", sizeof CC->download_desired_section);
- CtdlOutputPreLoadedMsg(msg, MT_SPEW_SECTION, HEADERS_NONE, 1, 0, 0);
- CM_Free(msg);
- }
- else {
- cprintf("%d No image found.\n", ERROR + MESSAGE_NOT_FOUND);
- return;
- }
-}
-
-
-/*
- * UpLoad Room Image (avatar or photo or whatever)
- */
-void cmd_ulri(char *cmdbuf) {
- long data_length;
- char mimetype[SIZ];
-
- if (CtdlAccessCheck(ac_room_aide)) return;
-
- data_length = extract_long(cmdbuf, 0);
- extract_token(mimetype, cmdbuf, 1, '|', sizeof mimetype);
-
- if (data_length < 20) {
- cprintf("%d That's an awfully small file. Try again.\n", ERROR + ILLEGAL_VALUE);
- return;
- }
-
- if (strncasecmp(mimetype, "image/", 6)) {
- cprintf("%d Only image files are permitted.\n", ERROR + ILLEGAL_VALUE);
- return;
- }
-
- char *unencoded_data = malloc(data_length + 1);
- if (!unencoded_data) {
- cprintf("%d Could not allocate %ld bytes of memory\n", ERROR + INTERNAL_ERROR , data_length);
- return;
- }
-
- cprintf("%d %ld\n", SEND_BINARY, data_length);
- client_read(unencoded_data, data_length);
-
- // We've got the data read from the client, now save it.
- char *encoded_data = malloc((data_length * 2) + 100);
- if (encoded_data) {
- sprintf(encoded_data, "Content-type: %s\nContent-transfer-encoding: base64\n\n", mimetype);
- CtdlEncodeBase64(&encoded_data[strlen(encoded_data)], unencoded_data, data_length, 1);
- long new_msgnum = quickie_message("Citadel", NULL, NULL, SYSCONFIGROOM, encoded_data, FMT_RFC822, "Image uploaded by admin user");
-
- if (CtdlGetRoomLock(&CC->room, CC->room.QRname) == 0) {
- long old_msgnum = CC->room.msgnum_pic;
- syslog(LOG_DEBUG, "Message %ld is now the photo for %s", new_msgnum, CC->room.QRname);
- CC->room.msgnum_pic = new_msgnum;
- CtdlPutRoomLock(&CC->room);
- if (old_msgnum > 0) {
- syslog(LOG_DEBUG, "Deleting old message %ld from %s", old_msgnum, SYSCONFIGROOM);
- CtdlDeleteMessages(SYSCONFIGROOM, &old_msgnum, 1, "");
- }
- }
- free(encoded_data);
- }
-
- free(unencoded_data);
-}
-
-
-/*
- * DownLoad User Image (see their avatar or photo or whatever)
- * If this command succeeds, it follows the same protocol as the DLAT command.
- */
-void cmd_dlui(char *cmdbuf) {
- struct ctdluser ruser;
- char buf[SIZ];
-
- if (CtdlAccessCheck(ac_logged_in_or_guest)) return;
- extract_token(buf, cmdbuf, 0, '|', sizeof buf);
- if (CtdlGetUser(&ruser, buf) != 0) {
- cprintf("%d No such user.\n", ERROR + NO_SUCH_USER);
- return;
- }
- if (ruser.msgnum_pic < 1) {
- cprintf("%d No image found.\n", ERROR + FILE_NOT_FOUND);
- return;
- }
-
- struct CtdlMessage *msg = CtdlFetchMessage(ruser.msgnum_pic, 1);
- if (msg != NULL) {
- // The call to CtdlOutputPreLoadedMsg() with MT_SPEW_SECTION will cause the DLUI command
- // to have the same output format as the DLAT command, because it calls the same code.
- // For example: 600 402132|-1||image/gif|
- safestrncpy(CC->download_desired_section, "1", sizeof CC->download_desired_section);
- CtdlOutputPreLoadedMsg(msg, MT_SPEW_SECTION, HEADERS_NONE, 1, 0, 0);
- CM_Free(msg);
- }
- else {
- cprintf("%d No image found.\n", ERROR + MESSAGE_NOT_FOUND);
- return;
- }
-}
-
-
-/*
- * UpLoad User Image (avatar or photo or whatever)
- */
-void cmd_ului(char *cmdbuf) {
- long data_length;
- char mimetype[SIZ];
- char username[USERNAME_SIZE];
- char userconfigroomname[ROOMNAMELEN];
-
- if (CtdlAccessCheck(ac_logged_in_or_guest)) return;
-
- if (num_parms(cmdbuf) < 2) {
- cprintf("%d Usage error\n", ERROR + ILLEGAL_VALUE);
- return;
- }
-
- data_length = extract_long(cmdbuf, 0);
- extract_token(mimetype, cmdbuf, 1, '|', sizeof mimetype);
- extract_token(username, cmdbuf, 2, '|', sizeof username);
-
- if (data_length < 20) {
- cprintf("%d That's an awfully small file. Try again.\n", ERROR + ILLEGAL_VALUE);
- return;
- }
-
- if (strncasecmp(mimetype, "image/", 6)) {
- cprintf("%d Only image files are permitted.\n", ERROR + ILLEGAL_VALUE);
- return;
- }
-
- if (IsEmptyStr(username)) {
- safestrncpy(username, CC->curr_user, sizeof username);
- }
-
- // Normal users can only change their own photo
- if ( (strcasecmp(username, CC->curr_user)) && (CC->user.axlevel < AxAideU) && (!CC->internal_pgm) ) {
- cprintf("%d Higher access required to change another user's photo.\n", ERROR + HIGHER_ACCESS_REQUIRED);
- }
-
- // Check to make sure the user exists
- struct ctdluser usbuf;
- if (CtdlGetUser(&usbuf, username) != 0) { // check for existing user, don't lock it yet
- cprintf("%d %s not found.\n", ERROR + NO_SUCH_USER , username);
- return;
- }
- CtdlMailboxName(userconfigroomname, sizeof userconfigroomname, &usbuf, USERCONFIGROOM);
-
- char *unencoded_data = malloc(data_length + 1);
- if (!unencoded_data) {
- cprintf("%d Could not allocate %ld bytes of memory\n", ERROR + INTERNAL_ERROR , data_length);
- return;
- }
-
- cprintf("%d %ld\n", SEND_BINARY, data_length);
- client_read(unencoded_data, data_length);
-
- // We've got the data read from the client, now save it.
- char *encoded_data = malloc((data_length * 2) + 100);
- if (encoded_data) {
- sprintf(encoded_data, "Content-type: %s\nContent-transfer-encoding: base64\n\n", mimetype);
- CtdlEncodeBase64(&encoded_data[strlen(encoded_data)], unencoded_data, data_length, 1);
- long new_msgnum = quickie_message("Citadel", NULL, NULL, userconfigroomname, encoded_data, FMT_RFC822, "Photo uploaded by user");
-
- if (CtdlGetUserLock(&usbuf, username) == 0) { // lock it this time
- long old_msgnum = usbuf.msgnum_pic;
- syslog(LOG_DEBUG, "Message %ld is now the photo for %s", new_msgnum, username);
- usbuf.msgnum_pic = new_msgnum;
- CtdlPutUserLock(&usbuf);
- if (old_msgnum > 0) {
- syslog(LOG_DEBUG, "Deleting old message %ld from %s", old_msgnum, userconfigroomname);
- CtdlDeleteMessages(userconfigroomname, &old_msgnum, 1, "");
- }
- }
-
- free(encoded_data);
- }
-
- free(unencoded_data);
-}
-
-
-/*
- * Import function called by import_old_userpic_files() for a single user
- */
-void import_one_userpic_file(char *username, long usernum, char *path) {
- syslog(LOG_DEBUG, "Import legacy userpic for %s, usernum=%ld, filename=%s", username, usernum, path);
-
- FILE *fp = fopen(path, "r");
- if (!fp) return;
-
- fseek(fp, 0, SEEK_END);
- long data_length = ftell(fp);
-
- if (data_length >= 1) {
- rewind(fp);
- char *unencoded_data = malloc(data_length);
- if (unencoded_data) {
- fread(unencoded_data, data_length, 1, fp);
- char *encoded_data = malloc((data_length * 2) + 100);
- if (encoded_data) {
- sprintf(encoded_data, "Content-type: %s\nContent-transfer-encoding: base64\n\n", GuessMimeByFilename(path, strlen(path)));
- CtdlEncodeBase64(&encoded_data[strlen(encoded_data)], unencoded_data, data_length, 1);
-
- char userconfigroomname[ROOMNAMELEN];
- struct ctdluser usbuf;
-
- if (CtdlGetUser(&usbuf, username) == 0) { // no need to lock it , we are still initializing
- long old_msgnum = usbuf.msgnum_pic;
- CtdlMailboxName(userconfigroomname, sizeof userconfigroomname, &usbuf, USERCONFIGROOM);
- long new_msgnum = quickie_message("Citadel", NULL, NULL, userconfigroomname, encoded_data, FMT_RFC822, "Photo imported from file");
- syslog(LOG_DEBUG, "Message %ld is now the photo for %s", new_msgnum, username);
- usbuf.msgnum_pic = new_msgnum;
- CtdlPutUser(&usbuf);
- unlink(path); // delete the old file , it's in the database now
- if (old_msgnum > 0) {
- syslog(LOG_DEBUG, "Deleting old message %ld from %s", old_msgnum, userconfigroomname);
- CtdlDeleteMessages(userconfigroomname, &old_msgnum, 1, "");
- }
- }
- free(encoded_data);
- }
- free(unencoded_data);
- }
- }
- fclose(fp);
-}
-
-
-/*
- * Look for old-format "userpic" files and import them into the message base
- */
-void import_old_userpic_files(void) {
- DIR *filedir = NULL;
- struct dirent *filedir_entry;
- size_t d_namelen;
- struct ctdluser usbuf;
- long usernum = 0;
- int d_type = 0;
- struct stat s;
- char path[PATH_MAX];
-
-
- syslog(LOG_DEBUG, "Importing old style userpic files into the message base");
- filedir = opendir (ctdl_usrpic_dir);
- if (filedir == NULL) {
- return;
- }
- while ( (filedir_entry = readdir(filedir)) , (filedir_entry != NULL))
- {
-#ifdef _DIRENT_HAVE_D_NAMLEN
- d_namelen = filedir_entry->d_namlen;
-
-#else
- d_namelen = strlen(filedir_entry->d_name);
-#endif
-
-#ifdef _DIRENT_HAVE_D_TYPE
- d_type = filedir_entry->d_type;
-#else
-
-#ifndef DT_UNKNOWN
-#define DT_UNKNOWN 0
-#define DT_DIR 4
-#define DT_REG 8
-#define DT_LNK 10
-
-#define IFTODT(mode) (((mode) & 0170000) >> 12)
-#define DTTOIF(dirtype) ((dirtype) << 12)
-#endif
- d_type = DT_UNKNOWN;
-#endif
- if ((d_namelen == 1) &&
- (filedir_entry->d_name[0] == '.'))
- continue;
-
- if ((d_namelen == 2) &&
- (filedir_entry->d_name[0] == '.') &&
- (filedir_entry->d_name[1] == '.'))
- continue;
-
- snprintf(path, PATH_MAX, "%s/%s", ctdl_usrpic_dir, filedir_entry->d_name);
- if (d_type == DT_UNKNOWN) {
- if (lstat(path, &s) == 0) {
- d_type = IFTODT(s.st_mode);
- }
- }
- switch (d_type)
- {
- case DT_DIR:
- break;
- case DT_LNK:
- case DT_REG:
- usernum = atol(filedir_entry->d_name);
- if (CtdlGetUserByNumber(&usbuf, usernum) == 0) {
- import_one_userpic_file(usbuf.fullname, usernum, path);
- }
- }
- }
- closedir(filedir);
- rmdir(ctdl_usrpic_dir);
-}
-
-
-
-CTDL_MODULE_INIT(image)
-{
- if (!threading)
- {
- import_old_userpic_files();
- CtdlRegisterProtoHook(cmd_dlri, "DLRI", "DownLoad Room Image");
- CtdlRegisterProtoHook(cmd_ulri, "ULRI", "UpLoad Room Image");
- CtdlRegisterProtoHook(cmd_dlui, "DLUI", "DownLoad User Image");
- CtdlRegisterProtoHook(cmd_ului, "ULUI", "UpLoad User Image");
- }
- /* return our module name for the log */
- return "image";
-}
projects / citadel.git / blobdiff