X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Fmodules%2Fimage%2Fserv_image.c;fp=citadel%2Fmodules%2Fimage%2Fserv_image.c;h=0000000000000000000000000000000000000000;hb=f6fcf350671e3661f8f22696eb35133014ab6a14;hp=6be5afc307a2da4057f9aed88c777ccd62837b8e;hpb=2e4e67a1f7f65568abace99d13a71024ad06ebde;p=citadel.git diff --git a/citadel/modules/image/serv_image.c b/citadel/modules/image/serv_image.c deleted file mode 100644 index 6be5afc30..000000000 --- a/citadel/modules/image/serv_image.c +++ /dev/null @@ -1,355 +0,0 @@ -/* - * 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 -#include -#include - - -/* - * 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"; -}