| 1 |
/* |
| 2 |
* Copyright (c) 2022 joshua stein <jcs@jcs.org> |
| 3 |
* |
| 4 |
* Permission to use, copy, modify, and distribute this software for any |
| 5 |
* purpose with or without fee is hereby granted, provided that the above |
| 6 |
* copyright notice and this permission notice appear in all copies. |
| 7 |
* |
| 8 |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 9 |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 10 |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 11 |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 12 |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 13 |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 14 |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 15 |
*/ |
| 16 |
|
| 17 |
#include <stdarg.h> |
| 18 |
#include <stdio.h> |
| 19 |
#include <stdlib.h> |
| 20 |
#include <string.h> |
| 21 |
|
| 22 |
#include "subtext.h" |
| 23 |
#include "ansi.h" |
| 24 |
#include "board.h" |
| 25 |
#include "user.h" |
| 26 |
|
| 27 |
#define POSTS_PER_PAGE 10 |
| 28 |
|
| 29 |
#define POST_READ_RETURN_DONE -1 |
| 30 |
#define POST_READ_RETURN_LIST -2 |
| 31 |
#define POST_READ_RETURN_FIND -3 |
| 32 |
|
| 33 |
const struct struct_field board_fields[] = { |
| 34 |
{ "Board ID", CONFIG_TYPE_LONG, |
| 35 |
offsetof(struct board, id), |
| 36 |
1, ULONG_MAX }, |
| 37 |
{ "Name", CONFIG_TYPE_STRING, |
| 38 |
offsetof(struct board, name), |
| 39 |
1, member_size(struct board, name) }, |
| 40 |
{ "Description", CONFIG_TYPE_STRING, |
| 41 |
offsetof(struct board, description), |
| 42 |
0, member_size(struct board, description) }, |
| 43 |
{ "Restricted Posting", CONFIG_TYPE_BOOLEAN, |
| 44 |
offsetof(struct board, restricted_posting), |
| 45 |
0, 0 }, |
| 46 |
{ "Restricted Viewing", CONFIG_TYPE_BOOLEAN, |
| 47 |
offsetof(struct board, restricted_viewing), |
| 48 |
0, 0 }, |
| 49 |
{ "Days of Retention", CONFIG_TYPE_SHORT, |
| 50 |
offsetof(struct board, retention_days), |
| 51 |
0, USHRT_MAX }, |
| 52 |
}; |
| 53 |
const size_t nboard_fields = nitems(board_fields); |
| 54 |
|
| 55 |
const struct bile_object_field board_object_fields[] = { |
| 56 |
{ offsetof(struct board, id), |
| 57 |
member_size(struct board, id), -1 }, |
| 58 |
{ offsetof(struct board, name), |
| 59 |
member_size(struct board, name), -1 }, |
| 60 |
{ offsetof(struct board, description), |
| 61 |
member_size(struct board, description), -1 }, |
| 62 |
{ offsetof(struct board, restricted_posting), |
| 63 |
member_size(struct board, restricted_posting), -1 }, |
| 64 |
{ offsetof(struct board, restricted_viewing), |
| 65 |
member_size(struct board, restricted_viewing), -1 }, |
| 66 |
{ offsetof(struct board, retention_days), |
| 67 |
member_size(struct board, retention_days), -1 }, |
| 68 |
{ offsetof(struct board, last_post_at), |
| 69 |
member_size(struct board, last_post_at), -1 }, |
| 70 |
{ offsetof(struct board, post_count), |
| 71 |
member_size(struct board, post_count), -1 }, |
| 72 |
}; |
| 73 |
const size_t nboard_object_fields = nitems(board_object_fields); |
| 74 |
|
| 75 |
const struct bile_object_field board_post_object_fields[] = { |
| 76 |
{ offsetof(struct board_post, id), |
| 77 |
member_size(struct board_post, id), -1 }, |
| 78 |
{ offsetof(struct board_post, thread_id), |
| 79 |
member_size(struct board_post, thread_id), -1 }, |
| 80 |
{ offsetof(struct board_post, time), |
| 81 |
member_size(struct board_post, time), -1 }, |
| 82 |
{ offsetof(struct board_post, sender_user_id), |
| 83 |
member_size(struct board_post, sender_user_id), -1 }, |
| 84 |
{ offsetof(struct board_post, body_size), |
| 85 |
member_size(struct board_post, body_size), -1 }, |
| 86 |
{ offsetof(struct board_post, body), |
| 87 |
-1, offsetof(struct board_post, body_size) }, |
| 88 |
{ offsetof(struct board_post, parent_post_id), |
| 89 |
member_size(struct board_post, parent_post_id), -1 }, |
| 90 |
{ offsetof(struct board_post, via), |
| 91 |
member_size(struct board_post, via), -1 }, |
| 92 |
}; |
| 93 |
const size_t nboard_post_object_fields = nitems(board_post_object_fields); |
| 94 |
|
| 95 |
const struct bile_object_field board_thread_object_fields[] = { |
| 96 |
{ offsetof(struct board_thread, thread_id), |
| 97 |
member_size(struct board_thread, thread_id), -1 }, |
| 98 |
{ offsetof(struct board_thread, last_post_at), |
| 99 |
member_size(struct board_thread, last_post_at), -1 }, |
| 100 |
{ offsetof(struct board_thread, subject_size), |
| 101 |
member_size(struct board_thread, subject_size), -1 }, |
| 102 |
{ offsetof(struct board_thread, subject), |
| 103 |
-1, offsetof(struct board_thread, subject_size) }, |
| 104 |
{ offsetof(struct board_thread, nposts), |
| 105 |
member_size(struct board_thread, nposts), -1 }, |
| 106 |
{ offsetof(struct board_thread, post_ids), |
| 107 |
-(sizeof(long)), offsetof(struct board_thread, nposts) }, |
| 108 |
{ offsetof(struct board_thread, parent_post_ids), |
| 109 |
-(sizeof(long)), offsetof(struct board_thread, nposts) }, |
| 110 |
}; |
| 111 |
const size_t nboard_thread_object_fields = nitems(board_thread_object_fields); |
| 112 |
|
| 113 |
unsigned long board_compose(struct session *s, struct board *board, |
| 114 |
struct board_thread *thread, struct board_post *parent_post, |
| 115 |
char *initial_subject, char *initial_body); |
| 116 |
void board_list_posts(struct session *s, struct board *board, |
| 117 |
size_t npost_Ids, unsigned long *post_ids, size_t page, size_t pages); |
| 118 |
short board_post_read(struct session *s, struct board *board, |
| 119 |
unsigned long id, short idx); |
| 120 |
size_t board_find_post_ids(struct board *board, size_t *npost_ids, |
| 121 |
unsigned long **post_ids, size_t offset, size_t limit); |
| 122 |
short board_post_create(struct board *board, struct board_thread *thread, |
| 123 |
struct board_post *post); |
| 124 |
void board_delete_post(struct session *s, struct board *board, |
| 125 |
struct board_post *post, struct board_thread *thread); |
| 126 |
|
| 127 |
void |
| 128 |
board_show(struct session *s, short id) |
| 129 |
{ |
| 130 |
static const struct session_menu_option opts[] = { |
| 131 |
{ '#', "#0123456789", "Read post [#]" }, |
| 132 |
{ '<', "<", "Previous page of posts" }, |
| 133 |
{ 'l', "Ll", "List posts" }, |
| 134 |
{ '>', ">", "Next page of posts" }, |
| 135 |
{ 'p', "Pp", "Post new thread" }, |
| 136 |
{ 'q', "QqXx", "Return to main menu" }, |
| 137 |
{ '?', "?", "List menu options" }, |
| 138 |
}; |
| 139 |
char prompt[7 + BOARD_NAME_LENGTH]; |
| 140 |
struct board *board = NULL; |
| 141 |
size_t n, nall_post_ids, page, pages, npost_ids; |
| 142 |
unsigned long *post_ids = NULL; |
| 143 |
short ret; |
| 144 |
char c; |
| 145 |
bool done, find_post_ids, show_list, show_help; |
| 146 |
|
| 147 |
for (n = 0; n < db->nboards; n++) { |
| 148 |
if (db->boards[n].id == id) { |
| 149 |
board = &db->boards[n]; |
| 150 |
break; |
| 151 |
} |
| 152 |
} |
| 153 |
|
| 154 |
if (!board) { |
| 155 |
session_printf(s, "Invalid board\r\n"); |
| 156 |
session_flush(s); |
| 157 |
return; |
| 158 |
} |
| 159 |
|
| 160 |
page = 0; |
| 161 |
find_post_ids = true; |
| 162 |
show_list = true; |
| 163 |
show_help = false; |
| 164 |
done = false; |
| 165 |
|
| 166 |
snprintf(prompt, sizeof(prompt), "Boards:%s", board->name); |
| 167 |
|
| 168 |
while (!done && !s->ending) { |
| 169 |
if (find_post_ids) { |
| 170 |
if (post_ids != NULL) { |
| 171 |
xfree(&post_ids); |
| 172 |
post_ids = NULL; |
| 173 |
} |
| 174 |
nall_post_ids = board_find_post_ids(board, &npost_ids, |
| 175 |
&post_ids, page * POSTS_PER_PAGE, POSTS_PER_PAGE); |
| 176 |
/* ceil(nall_post_ids / POSTS_PER_PAGE) */ |
| 177 |
pages = (nall_post_ids + POSTS_PER_PAGE - 1) / POSTS_PER_PAGE; |
| 178 |
|
| 179 |
if (page >= pages) |
| 180 |
page = pages - 1; |
| 181 |
|
| 182 |
find_post_ids = false; |
| 183 |
} |
| 184 |
|
| 185 |
if (show_list) { |
| 186 |
board_list_posts(s, board, npost_ids, post_ids, page + 1, |
| 187 |
pages); |
| 188 |
show_list = false; |
| 189 |
} |
| 190 |
|
| 191 |
c = session_menu(s, board->description, prompt, opts, |
| 192 |
nitems(opts), show_help); |
| 193 |
show_help = false; |
| 194 |
|
| 195 |
handle_opt: |
| 196 |
switch (c) { |
| 197 |
case 'l': |
| 198 |
show_list = true; |
| 199 |
break; |
| 200 |
case 'p': |
| 201 |
if (board_compose(s, board, NULL, NULL, NULL, NULL)) { |
| 202 |
find_post_ids = true; |
| 203 |
show_list = true; |
| 204 |
} |
| 205 |
break; |
| 206 |
case '>': |
| 207 |
case '<': |
| 208 |
if (c == '>' && page == pages - 1) { |
| 209 |
session_printf(s, "You are at the last page of posts\r\n"); |
| 210 |
session_flush(s); |
| 211 |
break; |
| 212 |
} |
| 213 |
if (c == '<' && page == 0) { |
| 214 |
session_printf(s, "You are already at the first page\r\n"); |
| 215 |
session_flush(s); |
| 216 |
break; |
| 217 |
} |
| 218 |
if (c == '>') |
| 219 |
page++; |
| 220 |
else |
| 221 |
page--; |
| 222 |
find_post_ids = true; |
| 223 |
show_list = true; |
| 224 |
break; |
| 225 |
case 0: |
| 226 |
case 1: |
| 227 |
case 2: |
| 228 |
case 3: |
| 229 |
case 4: |
| 230 |
case 5: |
| 231 |
case 6: |
| 232 |
case 7: |
| 233 |
case 8: |
| 234 |
case 9: |
| 235 |
if (c >= npost_ids) { |
| 236 |
session_printf(s, "Invalid post\r\n"); |
| 237 |
session_flush(s); |
| 238 |
break; |
| 239 |
} |
| 240 |
ret = board_post_read(s, board, post_ids[c], c); |
| 241 |
switch (ret) { |
| 242 |
case POST_READ_RETURN_DONE: |
| 243 |
break; |
| 244 |
case POST_READ_RETURN_LIST: |
| 245 |
show_list = true; |
| 246 |
break; |
| 247 |
case POST_READ_RETURN_FIND: |
| 248 |
find_post_ids = true; |
| 249 |
show_list = true; |
| 250 |
break; |
| 251 |
default: |
| 252 |
c = ret; |
| 253 |
goto handle_opt; |
| 254 |
} |
| 255 |
break; |
| 256 |
case '?': |
| 257 |
show_help = true; |
| 258 |
break; |
| 259 |
default: |
| 260 |
done = true; |
| 261 |
break; |
| 262 |
} |
| 263 |
} |
| 264 |
|
| 265 |
if (post_ids != NULL) |
| 266 |
xfree(&post_ids); |
| 267 |
} |
| 268 |
|
| 269 |
void |
| 270 |
board_list_posts(struct session *s, struct board *board, size_t npost_ids, |
| 271 |
unsigned long *post_ids, unsigned long page, unsigned long pages) |
| 272 |
{ |
| 273 |
char time[24]; |
| 274 |
unsigned long indent_parent_ids[10] = { 0 }; |
| 275 |
char indent_s[22]; |
| 276 |
size_t n, size, idx; |
| 277 |
struct username_cache *user; |
| 278 |
struct bile_object *obj; |
| 279 |
struct board_thread thread = { 0 }; |
| 280 |
struct board_post post; |
| 281 |
short indent, j, k; |
| 282 |
char *data; |
| 283 |
|
| 284 |
session_printf(s, "{{B}}%s: %s (Page %ld of %ld){{/B}}\r\n", |
| 285 |
board->name, board->description, page, pages); |
| 286 |
session_printf(s, "%s# N Date From Subject%s\r\n", |
| 287 |
ansi(s, ANSI_BOLD, ANSI_END), ansi(s, ANSI_RESET, ANSI_END)); |
| 288 |
session_flush(s); |
| 289 |
|
| 290 |
if (npost_ids == 0) { |
| 291 |
session_printf(s, "No posts here yet.\r\n"); |
| 292 |
session_flush(s); |
| 293 |
return; |
| 294 |
} |
| 295 |
|
| 296 |
for (n = 0; n < npost_ids; n++) { |
| 297 |
size = bile_read_alloc(board->bile, BOARD_POST_RTYPE, post_ids[n], |
| 298 |
&data); |
| 299 |
bile_unmarshall_object(board->bile, board_post_object_fields, |
| 300 |
nboard_post_object_fields, data, size, &post, sizeof(post), |
| 301 |
false, "board_list_posts"); |
| 302 |
xfree(&data); |
| 303 |
|
| 304 |
if (post.thread_id != thread.thread_id) { |
| 305 |
if (thread.thread_id) { |
| 306 |
if (thread.subject != NULL) |
| 307 |
xfree(&thread.subject); |
| 308 |
if (thread.post_ids != NULL) |
| 309 |
xfree(&thread.post_ids); |
| 310 |
if (thread.parent_post_ids != NULL) |
| 311 |
xfree(&thread.parent_post_ids); |
| 312 |
} |
| 313 |
size = bile_read_alloc(board->bile, BOARD_THREAD_RTYPE, |
| 314 |
post.thread_id, &data); |
| 315 |
bile_unmarshall_object(board->bile, board_thread_object_fields, |
| 316 |
nboard_thread_object_fields, data, size, &thread, |
| 317 |
sizeof(thread), true, "board_list_posts"); |
| 318 |
xfree(&data); |
| 319 |
|
| 320 |
for (j = 0; j < nitems(indent_parent_ids); j++) |
| 321 |
indent_parent_ids[j] = 0; |
| 322 |
} |
| 323 |
|
| 324 |
user = user_username(post.sender_user_id); |
| 325 |
strftime(time, sizeof(time), "%b %d", localtime(&post.time)); |
| 326 |
|
| 327 |
if (post.parent_post_id == 0) { |
| 328 |
indent_s[0] = '\0'; |
| 329 |
} else { |
| 330 |
indent = -1; |
| 331 |
for (j = 0; j < nitems(indent_parent_ids); j++) { |
| 332 |
if (indent_parent_ids[j] == post.parent_post_id || |
| 333 |
indent_parent_ids[j] == 0) { |
| 334 |
indent = j; |
| 335 |
indent_parent_ids[j] = post.parent_post_id; |
| 336 |
for (k = j + 1; k < nitems(indent_parent_ids); k++) { |
| 337 |
if (indent_parent_ids[k] == 0) |
| 338 |
break; |
| 339 |
indent_parent_ids[k] = 0; |
| 340 |
} |
| 341 |
break; |
| 342 |
} |
| 343 |
} |
| 344 |
if (indent == -1) |
| 345 |
indent = nitems(indent_parent_ids) - 1; |
| 346 |
|
| 347 |
for (j = 0; j < indent; j++) { |
| 348 |
indent_s[j] = ' '; |
| 349 |
} |
| 350 |
indent_s[j] = '`'; |
| 351 |
indent_s[j + 1] = '-'; |
| 352 |
indent_s[j + 2] = '>'; |
| 353 |
indent_s[j + 3] = '\0'; |
| 354 |
} |
| 355 |
session_printf(s, "%s%ld %c %s %- 10s %s{{#}}%- 40s%s\r\n", |
| 356 |
true ? "" : ansi(s, ANSI_BOLD, ANSI_END), |
| 357 |
n, |
| 358 |
true ? ' ' : 'N', |
| 359 |
time, |
| 360 |
user ? user->username : "(unknown)", |
| 361 |
post.parent_post_id != 0 && n == 0 ? "Re: " : "", |
| 362 |
post.parent_post_id == 0 || n == 0 ? thread.subject : indent_s, |
| 363 |
true ? "" : ansi(s, ANSI_RESET, ANSI_END)); |
| 364 |
} |
| 365 |
session_flush(s); |
| 366 |
|
| 367 |
if (thread.subject != NULL) |
| 368 |
xfree(&thread.subject); |
| 369 |
if (thread.post_ids != NULL) |
| 370 |
xfree(&thread.post_ids); |
| 371 |
if (thread.parent_post_ids != NULL) |
| 372 |
xfree(&thread.parent_post_ids); |
| 373 |
} |
| 374 |
|
| 375 |
unsigned long |
| 376 |
board_compose(struct session *s, struct board *board, |
| 377 |
struct board_thread *thread, struct board_post *parent_post, |
| 378 |
char *initial_subject, char *initial_body) |
| 379 |
{ |
| 380 |
struct board_post post = { 0 }; |
| 381 |
char *data = NULL, *tmp = NULL; |
| 382 |
size_t size; |
| 383 |
short c, ret; |
| 384 |
|
| 385 |
if (!s->user) { |
| 386 |
session_printf(s, "Posting is not available to guests.\r\n" |
| 387 |
"Please create an account first.\r\n"); |
| 388 |
session_flush(s); |
| 389 |
return 0; |
| 390 |
} |
| 391 |
|
| 392 |
if (initial_body) |
| 393 |
post.body = xstrdup(initial_body, "board_compose body"); |
| 394 |
if (thread) { |
| 395 |
post.thread_id = thread->thread_id; |
| 396 |
post.parent_post_id = parent_post->id; |
| 397 |
} else |
| 398 |
thread = xmalloczero(sizeof(struct board_thread), |
| 399 |
"board_compose thread"); |
| 400 |
|
| 401 |
post.sender_user_id = s->user->id; |
| 402 |
strlcpy(post.via, s->via, sizeof(post.via)); |
| 403 |
|
| 404 |
session_printf(s, "{{B}}Compose %s{{/B}}\r\n", |
| 405 |
parent_post ? "Reply" : "New Post"); |
| 406 |
session_printf(s, "{{B}}From:{{/B}} %s (via %s)\r\n", |
| 407 |
s->user->username, s->via); |
| 408 |
session_printf(s, "{{B}}To:{{/B}} %s\r\n", board->name); |
| 409 |
|
| 410 |
post_compose_start: |
| 411 |
if (parent_post) { |
| 412 |
session_printf(s, "{{B}}Subject:{{/B}}{{#}} Re: %s\r\n", |
| 413 |
thread->subject); |
| 414 |
session_flush(s); |
| 415 |
} else { |
| 416 |
if (initial_subject && !thread->subject) |
| 417 |
thread->subject = xstrdup(initial_subject, |
| 418 |
"board_compose subject"); |
| 419 |
|
| 420 |
for (;;) { |
| 421 |
session_printf(s, "{{B}}Subject:{{/B}} "); |
| 422 |
session_flush(s); |
| 423 |
|
| 424 |
tmp = session_field_input(s, 100, 50, thread->subject, |
| 425 |
false, 0); |
| 426 |
if (thread->subject != NULL) |
| 427 |
xfree(&thread->subject); |
| 428 |
thread->subject = tmp; |
| 429 |
session_output(s, "\r\n", 2); |
| 430 |
session_flush(s); |
| 431 |
|
| 432 |
if (thread->subject == NULL) |
| 433 |
goto post_compose_done; |
| 434 |
|
| 435 |
rtrim(thread->subject, "\r\n\t "); |
| 436 |
|
| 437 |
if (thread->subject[0] == '\0') { |
| 438 |
session_printf(s, "{{B}}Error:{{/B}} Subject " |
| 439 |
"cannot be blank (^C to cancel)\r\n"); |
| 440 |
session_flush(s); |
| 441 |
xfree(&thread->subject); |
| 442 |
continue; |
| 443 |
} |
| 444 |
thread->subject_size = strlen(thread->subject) + 1; |
| 445 |
break; |
| 446 |
} |
| 447 |
} |
| 448 |
|
| 449 |
for (;;) { |
| 450 |
session_printf(s, "{{B}}Message (^D when finished):{{/B}}\r\n"); |
| 451 |
session_flush(s); |
| 452 |
|
| 453 |
tmp = session_field_input(s, 2048, s->terminal_columns - 1, |
| 454 |
post.body, true, 0); |
| 455 |
if (post.body != NULL) |
| 456 |
xfree(&post.body); |
| 457 |
post.body = tmp; |
| 458 |
session_output(s, "\r\n", 2); |
| 459 |
session_flush(s); |
| 460 |
|
| 461 |
if (post.body == NULL) |
| 462 |
goto post_compose_done; |
| 463 |
|
| 464 |
rtrim(post.body, "\r\n\t "); |
| 465 |
|
| 466 |
if (post.body[0] == '\0') { |
| 467 |
xfree(&post.body); |
| 468 |
goto post_compose_done; |
| 469 |
} |
| 470 |
post.body_size = strlen(post.body) + 1; |
| 471 |
break; |
| 472 |
} |
| 473 |
|
| 474 |
for (;;) { |
| 475 |
session_printf(s, "\r\n{{B}}(P){{/B}}ost message, " |
| 476 |
"{{B}}(E){{/B}}dit again, or {{B}}(C){{/B}}ancel? "); |
| 477 |
session_flush(s); |
| 478 |
|
| 479 |
c = session_input_char(s); |
| 480 |
if (c == 0 || s->ending) |
| 481 |
goto post_compose_done; |
| 482 |
|
| 483 |
switch (c) { |
| 484 |
case 'p': |
| 485 |
case 'P': |
| 486 |
case 'y': |
| 487 |
session_printf(s, "%c\r\n", c); |
| 488 |
session_flush(s); |
| 489 |
/* FALLTHROUGH */ |
| 490 |
case '\n': |
| 491 |
case '\r': |
| 492 |
/* send */ |
| 493 |
session_printf(s, "Posting message... "); |
| 494 |
session_flush(s); |
| 495 |
|
| 496 |
if (board_post_create(board, thread, &post) == 0) { |
| 497 |
session_logf(s, "Posted message %ld to %s", post.id, |
| 498 |
board->name); |
| 499 |
session_printf(s, "done\r\n"); |
| 500 |
} else |
| 501 |
session_printf(s, "failed!\r\n"); |
| 502 |
|
| 503 |
session_flush(s); |
| 504 |
|
| 505 |
goto post_compose_done; |
| 506 |
case 'e': |
| 507 |
case 'E': |
| 508 |
session_printf(s, "%c\r\n", c); |
| 509 |
session_flush(s); |
| 510 |
goto post_compose_start; |
| 511 |
case 'c': |
| 512 |
case 'C': |
| 513 |
session_printf(s, "%c\r\n", c); |
| 514 |
session_flush(s); |
| 515 |
/* FALLTHROUGH */ |
| 516 |
case CONTROL_C: |
| 517 |
goto post_compose_done; |
| 518 |
} |
| 519 |
} |
| 520 |
|
| 521 |
post_compose_error: |
| 522 |
session_printf(s, "Failed saving message!\r\n"); |
| 523 |
session_flush(s); |
| 524 |
|
| 525 |
post_compose_done: |
| 526 |
if (parent_post == NULL) { |
| 527 |
if (thread->subject != NULL) |
| 528 |
xfree(&thread->subject); |
| 529 |
xfree(&thread); |
| 530 |
} |
| 531 |
if (post.body) |
| 532 |
xfree(&post.body); |
| 533 |
|
| 534 |
return post.id; |
| 535 |
} |
| 536 |
|
| 537 |
short |
| 538 |
board_post_read(struct session *s, struct board *board, unsigned long id, |
| 539 |
short idx) |
| 540 |
{ |
| 541 |
static const struct session_menu_option opts[] = { |
| 542 |
{ '#', "#0123456789", "Read post [#]" }, |
| 543 |
{ 'd', "Dd", "Delete this post" }, |
| 544 |
{ 'r', "Rr", "Reply to this post" }, |
| 545 |
{ 'q', "QqXx", "Return to threads" }, |
| 546 |
{ '?', "?", "List these options" }, |
| 547 |
}; |
| 548 |
char time[32]; |
| 549 |
struct board_thread thread; |
| 550 |
struct board_post post; |
| 551 |
struct username_cache *sender, *recipient; |
| 552 |
struct session_menu_option *dopts = NULL; |
| 553 |
unsigned long new_id; |
| 554 |
char prompt[7 + BOARD_NAME_LENGTH + 8]; |
| 555 |
size_t n, size; |
| 556 |
short ret = POST_READ_RETURN_DONE; |
| 557 |
char c; |
| 558 |
char *data; |
| 559 |
short cc; |
| 560 |
bool done = false, show_help = false; |
| 561 |
|
| 562 |
size = bile_read_alloc(board->bile, BOARD_POST_RTYPE, id, &data); |
| 563 |
if (size == 0) |
| 564 |
panic("failed fetching message %ld: %d", id, |
| 565 |
bile_error(board->bile)); |
| 566 |
bile_unmarshall_object(board->bile, board_post_object_fields, |
| 567 |
nboard_post_object_fields, data, size, &post, sizeof(post), true, |
| 568 |
"board_post_read post"); |
| 569 |
xfree(&data); |
| 570 |
|
| 571 |
size = bile_read_alloc(board->bile, BOARD_THREAD_RTYPE, |
| 572 |
post.thread_id, &data); |
| 573 |
if (size == 0) |
| 574 |
panic("failed fetching thread %ld: %d", post.thread_id, |
| 575 |
bile_error(board->bile)); |
| 576 |
bile_unmarshall_object(board->bile, board_thread_object_fields, |
| 577 |
nboard_thread_object_fields, data, size, &thread, sizeof(thread), |
| 578 |
true, "board_post_read thread"); |
| 579 |
xfree(&data); |
| 580 |
|
| 581 |
dopts = xmalloc(sizeof(opts), "board_post_read opts"); |
| 582 |
memcpy(dopts, opts, sizeof(opts)); |
| 583 |
if (!(s->user && (s->user->is_sysop || |
| 584 |
s->user->id == post.sender_user_id))) { |
| 585 |
/* disable deleting */ |
| 586 |
dopts[1].key[0] = '\0'; |
| 587 |
} |
| 588 |
|
| 589 |
sender = user_username(post.sender_user_id); |
| 590 |
|
| 591 |
strftime(time, sizeof(time), "%Y-%m-%d %H:%M:%S", |
| 592 |
localtime(&post.time)); |
| 593 |
|
| 594 |
session_printf(s, "{{B}}From:{{/B}} %s", |
| 595 |
sender ? sender->username : "(unknown)"); |
| 596 |
if (post.via[0]) |
| 597 |
session_printf(s, " (via %s)", post.via); |
| 598 |
session_printf(s, "\r\n"); |
| 599 |
session_printf(s, "{{B}}To:{{/B}} %s\r\n", board->name); |
| 600 |
session_printf(s, "{{B}}Date:{{/B}} %s %s\r\n", time, |
| 601 |
db->config.timezone); |
| 602 |
session_printf(s, "{{B}}Subject:{{/B}}{{#}} %s%s\r\n", |
| 603 |
(post.parent_post_id ? "Re: " : ""), thread.subject); |
| 604 |
session_flush(s); |
| 605 |
session_printf(s, "\r\n"); |
| 606 |
session_output(s, post.body, post.body_size); |
| 607 |
session_printf(s, "\r\n"); |
| 608 |
|
| 609 |
snprintf(prompt, sizeof(prompt), "Boards:%s:%d", board->name, idx); |
| 610 |
|
| 611 |
while (!done && !s->ending) { |
| 612 |
c = session_menu(s, thread.subject, prompt, dopts, |
| 613 |
nitems(opts), show_help); |
| 614 |
show_help = false; |
| 615 |
|
| 616 |
switch (c) { |
| 617 |
case 'd': |
| 618 |
if (!(s->user && (s->user->is_sysop || |
| 619 |
s->user->id == post.sender_user_id))) { |
| 620 |
session_printf(s, "Invalid option\r\n"); |
| 621 |
session_flush(s); |
| 622 |
break; |
| 623 |
} |
| 624 |
|
| 625 |
session_printf(s, "Are you sure you want to permanently " |
| 626 |
"delete this post? [y/N] "); |
| 627 |
session_flush(s); |
| 628 |
|
| 629 |
cc = session_input_char(s); |
| 630 |
if (cc == 'y' || c == 'Y') { |
| 631 |
session_printf(s, "%c\r\n", cc); |
| 632 |
session_flush(s); |
| 633 |
|
| 634 |
board_delete_post(s, board, &post, &thread); |
| 635 |
|
| 636 |
session_logf(s, "Deleted post %ld (thread %ld)", post.id, |
| 637 |
thread.thread_id); |
| 638 |
|
| 639 |
session_printf(s, "\r\n{{B}}Post deleted!{{/B}}\r\n"); |
| 640 |
session_flush(s); |
| 641 |
ret = POST_READ_RETURN_FIND; |
| 642 |
done = true; |
| 643 |
} else { |
| 644 |
session_printf(s, "\r\Post not deleted.\r\n"); |
| 645 |
session_flush(s); |
| 646 |
} |
| 647 |
break; |
| 648 |
case 'r': |
| 649 |
if (board_compose(s, board, &thread, &post, NULL, NULL)) { |
| 650 |
ret = POST_READ_RETURN_FIND; |
| 651 |
done = true; |
| 652 |
} |
| 653 |
break; |
| 654 |
case 0: |
| 655 |
case 1: |
| 656 |
case 2: |
| 657 |
case 3: |
| 658 |
case 4: |
| 659 |
case 5: |
| 660 |
case 6: |
| 661 |
case 7: |
| 662 |
case 8: |
| 663 |
case 9: |
| 664 |
ret = c; |
| 665 |
done = true; |
| 666 |
break; |
| 667 |
case 'q': |
| 668 |
done = true; |
| 669 |
break; |
| 670 |
case '?': |
| 671 |
show_help = true; |
| 672 |
break; |
| 673 |
} |
| 674 |
} |
| 675 |
|
| 676 |
xfree(&dopts); |
| 677 |
|
| 678 |
if (post.body != NULL) |
| 679 |
xfree(&post.body); |
| 680 |
if (thread.subject != NULL) |
| 681 |
xfree(&thread.subject); |
| 682 |
if (thread.post_ids != NULL) |
| 683 |
xfree(&thread.post_ids); |
| 684 |
if (thread.parent_post_ids != NULL) |
| 685 |
xfree(&thread.parent_post_ids); |
| 686 |
|
| 687 |
return ret; |
| 688 |
} |
| 689 |
|
| 690 |
size_t |
| 691 |
board_find_post_ids(struct board *board, size_t *npost_ids, |
| 692 |
unsigned long **post_ids, size_t offset, size_t limit) |
| 693 |
{ |
| 694 |
struct board_thread_map { |
| 695 |
unsigned long id; |
| 696 |
time_t time; |
| 697 |
size_t nposts; |
| 698 |
}; |
| 699 |
struct bile_object *o; |
| 700 |
struct board_thread_map *thread_map = NULL, tmp_map; |
| 701 |
struct board_thread thread; |
| 702 |
size_t nthreads, nall_post_ids, n, post_ids_size, size, seen_posts; |
| 703 |
short i, j; |
| 704 |
char *data; |
| 705 |
|
| 706 |
post_ids_size = 0; |
| 707 |
*post_ids = NULL; |
| 708 |
*npost_ids = 0; |
| 709 |
nall_post_ids = 0; |
| 710 |
|
| 711 |
nthreads = bile_count_by_type(board->bile, BOARD_THREAD_RTYPE); |
| 712 |
if (nthreads == 0) |
| 713 |
return 0; |
| 714 |
|
| 715 |
thread_map = xcalloc(sizeof(struct board_thread_map), nthreads, |
| 716 |
"board_find_post_ids thread_map"); |
| 717 |
|
| 718 |
for (n = 0; o = bile_get_nth_of_type(board->bile, n, |
| 719 |
BOARD_THREAD_RTYPE); n++) { |
| 720 |
if (n >= nthreads) { |
| 721 |
xfree(&o); |
| 722 |
break; |
| 723 |
} |
| 724 |
bile_read_alloc(board->bile, BOARD_THREAD_RTYPE, o->id, &data); |
| 725 |
bile_unmarshall_object(board->bile, board_thread_object_fields, |
| 726 |
nboard_thread_object_fields, data, o->size, &thread, |
| 727 |
sizeof(thread), false, "board_find_post_ids 1"); |
| 728 |
xfree(&data); |
| 729 |
xfree(&o); |
| 730 |
|
| 731 |
thread_map[n].id = thread.thread_id; |
| 732 |
thread_map[n].time = thread.last_post_at; |
| 733 |
thread_map[n].nposts = thread.nposts; |
| 734 |
nall_post_ids += thread.nposts; |
| 735 |
} |
| 736 |
|
| 737 |
if (offset >= nall_post_ids) |
| 738 |
goto done; |
| 739 |
|
| 740 |
/* sort by last post date descending */ |
| 741 |
for (i = 0; i < nthreads; i++) { |
| 742 |
for (j = 0; j < nthreads - i - 1; j++) { |
| 743 |
if (thread_map[j].time < thread_map[j + 1].time) { |
| 744 |
tmp_map = thread_map[j]; |
| 745 |
thread_map[j] = thread_map[j + 1]; |
| 746 |
thread_map[j + 1] = tmp_map; |
| 747 |
} |
| 748 |
} |
| 749 |
} |
| 750 |
|
| 751 |
/* gather threads until we run out of space for posts */ |
| 752 |
seen_posts = 0; |
| 753 |
for (j = 0; j < nthreads; j++) { |
| 754 |
size = bile_read_alloc(board->bile, BOARD_THREAD_RTYPE, |
| 755 |
thread_map[j].id, &data); |
| 756 |
bile_unmarshall_object(board->bile, board_thread_object_fields, |
| 757 |
nboard_thread_object_fields, data, size, &thread, sizeof(thread), |
| 758 |
true, "board_find_post_ids 2"); |
| 759 |
xfree(&data); |
| 760 |
|
| 761 |
for (i = 0; i < thread.nposts; i++) { |
| 762 |
if (offset > 0 && seen_posts++ < offset) |
| 763 |
continue; |
| 764 |
|
| 765 |
EXPAND_TO_FIT(*post_ids, post_ids_size, |
| 766 |
((*npost_ids) + 1) * sizeof(long), sizeof(long), |
| 767 |
sizeof(long) * 16); |
| 768 |
(*post_ids)[*npost_ids] = thread.post_ids[i]; |
| 769 |
(*npost_ids)++; |
| 770 |
|
| 771 |
if (*npost_ids >= limit) |
| 772 |
break; |
| 773 |
} |
| 774 |
|
| 775 |
if (thread.subject != NULL) |
| 776 |
xfree(&thread.subject); |
| 777 |
if (thread.post_ids != NULL) |
| 778 |
xfree(&thread.post_ids); |
| 779 |
if (thread.parent_post_ids != NULL) |
| 780 |
xfree(&thread.parent_post_ids); |
| 781 |
|
| 782 |
if (*npost_ids >= limit) |
| 783 |
break; |
| 784 |
} |
| 785 |
|
| 786 |
done: |
| 787 |
if (thread_map != NULL) |
| 788 |
xfree(&thread_map); |
| 789 |
|
| 790 |
return nall_post_ids; |
| 791 |
} |
| 792 |
|
| 793 |
short |
| 794 |
board_post_create(struct board *board, struct board_thread *thread, |
| 795 |
struct board_post *post) |
| 796 |
{ |
| 797 |
short ret; |
| 798 |
char *data; |
| 799 |
size_t size; |
| 800 |
ssize_t n, j; |
| 801 |
size_t insert; |
| 802 |
|
| 803 |
if (post->parent_post_id == 0) { |
| 804 |
thread->thread_id = bile_next_id(board->bile, BOARD_THREAD_RTYPE); |
| 805 |
post->thread_id = thread->thread_id; |
| 806 |
} |
| 807 |
|
| 808 |
post->id = bile_next_id(board->bile, BOARD_POST_RTYPE); |
| 809 |
post->time = Time; |
| 810 |
|
| 811 |
ret = bile_marshall_object(board->bile, board_post_object_fields, |
| 812 |
nboard_post_object_fields, post, &data, &size, |
| 813 |
"board_post_create post"); |
| 814 |
if (ret != 0 || size == 0) { |
| 815 |
warn("failed to marshall new post object"); |
| 816 |
post->id = 0; |
| 817 |
goto done; |
| 818 |
} |
| 819 |
if (bile_write(board->bile, BOARD_POST_RTYPE, post->id, data, |
| 820 |
size) != size) { |
| 821 |
warn("bile_write of new post failed! %d", bile_error(board->bile)); |
| 822 |
post->id = 0; |
| 823 |
xfree(&data); |
| 824 |
goto done; |
| 825 |
} |
| 826 |
xfree(&data); |
| 827 |
|
| 828 |
thread->last_post_at = post->time; |
| 829 |
thread->nposts++; |
| 830 |
thread->post_ids = xreallocarray(thread->post_ids, thread->nposts, |
| 831 |
sizeof(long)); |
| 832 |
thread->parent_post_ids = xreallocarray(thread->parent_post_ids, |
| 833 |
thread->nposts, sizeof(long)); |
| 834 |
|
| 835 |
/* |
| 836 |
* Add new post id to thread post_ids, but put it in the right place |
| 837 |
* so that reading post_ids will present the tree in order. Walk |
| 838 |
* parent_post_ids and find the first match of our parent, then insert |
| 839 |
* our new post there. This puts newest replies at the top. |
| 840 |
*/ |
| 841 |
|
| 842 |
insert = thread->nposts - 1; |
| 843 |
for (n = 0; n < thread->nposts - 1; n++) { |
| 844 |
if (thread->post_ids[n] != post->parent_post_id) |
| 845 |
continue; |
| 846 |
|
| 847 |
for (j = thread->nposts - 2; j > n; j--) { |
| 848 |
thread->post_ids[j + 1] = thread->post_ids[j]; |
| 849 |
thread->parent_post_ids[j + 1] = thread->parent_post_ids[j]; |
| 850 |
} |
| 851 |
insert = n + 1; |
| 852 |
break; |
| 853 |
} |
| 854 |
thread->post_ids[insert] = post->id; |
| 855 |
thread->parent_post_ids[insert] = post->parent_post_id; |
| 856 |
|
| 857 |
ret = bile_marshall_object(board->bile, board_thread_object_fields, |
| 858 |
nboard_thread_object_fields, thread, &data, &size, |
| 859 |
"board_post_create thread"); |
| 860 |
if (ret != 0 || size == 0) { |
| 861 |
warn("failed to marshall thread object"); |
| 862 |
post->id = 0; |
| 863 |
goto done; |
| 864 |
} |
| 865 |
if (bile_write(board->bile, BOARD_THREAD_RTYPE, thread->thread_id, |
| 866 |
data, size) != size) { |
| 867 |
warn("bile_write of thread failed! %d", bile_error(board->bile)); |
| 868 |
post->id = 0; |
| 869 |
xfree(&data); |
| 870 |
goto done; |
| 871 |
} |
| 872 |
xfree(&data); |
| 873 |
|
| 874 |
bile_flush(board->bile, true); |
| 875 |
|
| 876 |
done: |
| 877 |
return (post->id == 0 ? -1 : 0); |
| 878 |
} |
| 879 |
|
| 880 |
void |
| 881 |
board_delete_post(struct session *s, struct board *board, |
| 882 |
struct board_post *post, struct board_thread *thread) |
| 883 |
{ |
| 884 |
size_t size, n, nn; |
| 885 |
char *data; |
| 886 |
char del[50]; |
| 887 |
short ret; |
| 888 |
bool childs = false; |
| 889 |
unsigned long *new_post_ids; |
| 890 |
unsigned long *new_parent_post_ids; |
| 891 |
|
| 892 |
if (thread->nposts == 1) { |
| 893 |
bile_delete(board->bile, BOARD_THREAD_RTYPE, thread->thread_id); |
| 894 |
bile_delete(board->bile, BOARD_POST_RTYPE, post->id); |
| 895 |
return; |
| 896 |
} |
| 897 |
|
| 898 |
for (n = 0; n < thread->nposts; n++) { |
| 899 |
if (thread->parent_post_ids[n] == post->id) { |
| 900 |
childs = true; |
| 901 |
break; |
| 902 |
} |
| 903 |
} |
| 904 |
|
| 905 |
if (!childs) { |
| 906 |
/* just zap this off the end of the tree */ |
| 907 |
new_post_ids = xcalloc(thread->nposts - 1, sizeof(unsigned long), |
| 908 |
"board_delete_post new_post_ids"); |
| 909 |
new_parent_post_ids = xcalloc(thread->nposts - 1, |
| 910 |
sizeof(unsigned long), "board_delete_post new_parent_post_ids"); |
| 911 |
|
| 912 |
for (n = 0, nn = 0; n < thread->nposts; n++) { |
| 913 |
if (thread->post_ids[n] == post->id) |
| 914 |
continue; |
| 915 |
|
| 916 |
new_post_ids[nn] = thread->post_ids[n]; |
| 917 |
nn++; |
| 918 |
} |
| 919 |
|
| 920 |
for (n = 0, nn = 0; n < thread->nposts; n++) { |
| 921 |
if (thread->post_ids[n] == post->id) |
| 922 |
continue; |
| 923 |
|
| 924 |
new_parent_post_ids[nn] = thread->parent_post_ids[n]; |
| 925 |
nn++; |
| 926 |
} |
| 927 |
|
| 928 |
thread->nposts--; |
| 929 |
|
| 930 |
xfree(&thread->post_ids); |
| 931 |
thread->post_ids = new_post_ids; |
| 932 |
xfree(&thread->parent_post_ids); |
| 933 |
thread->parent_post_ids = new_parent_post_ids; |
| 934 |
|
| 935 |
ret = bile_marshall_object(board->bile, board_thread_object_fields, |
| 936 |
nboard_thread_object_fields, thread, &data, &size, |
| 937 |
"board_delete_post"); |
| 938 |
if (ret != 0 || size == 0) { |
| 939 |
warn("failed to marshall thread object during post delete"); |
| 940 |
return; |
| 941 |
} |
| 942 |
if (bile_write(board->bile, BOARD_THREAD_RTYPE, thread->thread_id, |
| 943 |
data, size) != size) { |
| 944 |
warn("bile_write of updated thread after post delete failed! " |
| 945 |
"%d", bile_error(board->bile)); |
| 946 |
xfree(&data); |
| 947 |
return; |
| 948 |
} |
| 949 |
xfree(&data); |
| 950 |
|
| 951 |
bile_delete(board->bile, BOARD_POST_RTYPE, post->id); |
| 952 |
|
| 953 |
bile_flush(board->bile, true); |
| 954 |
return; |
| 955 |
} |
| 956 |
|
| 957 |
/* all we can do is change the post to say deleted */ |
| 958 |
if (post->body != NULL) |
| 959 |
xfree(&post->body); |
| 960 |
snprintf(del, sizeof(del), "[ Post deleted by %s ]", |
| 961 |
s->user ? s->user->username : "unknown"); |
| 962 |
post->body = xstrdup(del, "board_delete_post deleted body"); |
| 963 |
post->body_size = strlen(post->body) + 1; |
| 964 |
|
| 965 |
ret = bile_marshall_object(board->bile, board_post_object_fields, |
| 966 |
nboard_post_object_fields, post, &data, &size, "board_delete_post"); |
| 967 |
if (ret != 0 || size == 0) { |
| 968 |
warn("failed to marshall updated post object"); |
| 969 |
return; |
| 970 |
} |
| 971 |
if (bile_write(board->bile, BOARD_POST_RTYPE, post->id, data, |
| 972 |
size) != size) { |
| 973 |
warn("bile_write of updated post failed! %d", |
| 974 |
bile_error(board->bile)); |
| 975 |
xfree(&data); |
| 976 |
return; |
| 977 |
} |
| 978 |
|
| 979 |
xfree(&data); |
| 980 |
} |