2 * Copyright (c) 1987-2016 by the citadel.org team
4 * This program is open source software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
15 #include "ctdl_module.h"
18 #include <sys/types.h>
25 * DownLoad User Image (see their avatar or photo or whatever)
26 * If this command succeeds, it follows the same protocol as the DLAT command.
28 void cmd_dlui(char *cmdbuf)
30 struct ctdluser ruser;
33 extract_token(buf, cmdbuf, 0, '|', sizeof buf);
34 if (CtdlGetUser(&ruser, buf) != 0) {
35 cprintf("%d No such user.\n", ERROR + NO_SUCH_USER);
38 if (ruser.msgnum_pic < 1) {
39 cprintf("%d No image found.\n", ERROR + FILE_NOT_FOUND);
43 struct CtdlMessage *msg = CtdlFetchMessage(ruser.msgnum_pic, 1, 1);
45 // 600 402132|-1||image/gif| FIXME update the protocol doc on the web site
46 safestrncpy(CC->download_desired_section, "1", sizeof CC->download_desired_section);
47 CtdlOutputPreLoadedMsg(msg, MT_SPEW_SECTION, HEADERS_NONE, 1, 0, 0);
51 cprintf("%d No image found.\n", ERROR + MESSAGE_NOT_FOUND);
60 * Import function called by import_old_userpic_files() for a single user
62 void import_one_userpic_file(char *username, long usernum, char *path)
64 syslog(LOG_DEBUG, "Import legacy userpic for %s, usernum=%ld, filename=%s", username, usernum, path);
66 FILE *fp = fopen(path, "r");
69 fseek(fp, 0, SEEK_END);
70 long data_length = ftell(fp);
72 if (data_length >= 1) {
74 char *unencoded_data = malloc(data_length);
76 fread(unencoded_data, data_length, 1, fp);
77 char *encoded_data = malloc((data_length * 2) + 100);
79 // FIXME try to guess the content-type based on the filename, don't assume GIF
80 sprintf(encoded_data, "Content-type: image/gif\nContent-transfer-encoding: base64\n\n");
81 CtdlEncodeBase64(&encoded_data[strlen(encoded_data)], unencoded_data, data_length, 1);
83 char userconfigroomname[ROOMNAMELEN];
84 struct ctdluser usbuf;
86 if (CtdlGetUser(&usbuf, username) == 0) { // no need to lock it , we are still initializing
87 long old_msgnum = usbuf.msgnum_pic;
88 CtdlMailboxName(userconfigroomname, sizeof userconfigroomname, &usbuf, USERCONFIGROOM);
89 long new_msgnum = quickie_message("Citadel", NULL, NULL, userconfigroomname, encoded_data, FMT_RFC822, "Photo imported from file");
90 syslog(LOG_DEBUG, "Message %ld is now the profile for %s", new_msgnum, username);
91 usbuf.msgnum_pic = new_msgnum;
93 unlink(path); // delete the old file , it's in the database now
95 syslog(LOG_DEBUG, "Deleting old message %ld from %s", old_msgnum, userconfigroomname);
96 CtdlDeleteMessages(userconfigroomname, &old_msgnum, 1, "");
101 free(unencoded_data);
109 * Look for old-format "userpic" files and import them into the message base
111 void import_old_userpic_files(void)
114 struct dirent *filedir_entry;
117 struct ctdluser usbuf;
124 syslog(LOG_DEBUG, "Importing old style userpic files into the message base");
125 d = (struct dirent *)malloc(offsetof(struct dirent, d_name) + PATH_MAX + 2);
130 filedir = opendir (ctdl_usrpic_dir);
131 if (filedir == NULL) {
135 while ((readdir_r(filedir, d, &filedir_entry) == 0) &&
136 (filedir_entry != NULL))
138 #ifdef _DIRENT_HAVE_D_NAMLEN
139 d_namelen = filedir_entry->d_namlen;
142 d_namelen = strlen(filedir_entry->d_name);
145 #ifdef _DIRENT_HAVE_D_TYPE
146 d_type = filedir_entry->d_type;
155 #define IFTODT(mode) (((mode) & 0170000) >> 12)
156 #define DTTOIF(dirtype) ((dirtype) << 12)
160 if ((d_namelen == 1) &&
161 (filedir_entry->d_name[0] == '.'))
164 if ((d_namelen == 2) &&
165 (filedir_entry->d_name[0] == '.') &&
166 (filedir_entry->d_name[1] == '.'))
169 snprintf(path, PATH_MAX, "%s/%s", ctdl_usrpic_dir, filedir_entry->d_name);
170 if (d_type == DT_UNKNOWN) {
171 if (lstat(path, &s) == 0) {
172 d_type = IFTODT(s.st_mode);
181 usernum = atol(filedir_entry->d_name);
182 if (CtdlGetUserByNumber(&usbuf, usernum) == 0) {
183 import_one_userpic_file(usbuf.fullname, usernum, path);
189 rmdir(ctdl_usrpic_dir);
194 CTDL_MODULE_INIT(image)
198 import_old_userpic_files();
199 CtdlRegisterProtoHook(cmd_dlui, "DLUI", "DownLoad User Image");
201 /* return our module name for the log */