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| 1 | /*
|
|---|---|
| 2 | * LibSylph -- E-Mail client library |
| 3 | * Copyright (C) 1999-2011 Hiroyuki Yamamoto |
| 4 | */ |
| 5 | |
| 6 | #ifdef HAVE_CONFIG_H
|
| 7 | # include "config.h" |
| 8 | #endif
|
| 9 | |
| 10 | #include <glib.h> |
| 11 | #include <stdio.h> |
| 12 | #include <string.h> |
| 13 | #include <stdlib.h> |
| 14 | #include <time.h> |
| 15 | #include <sys/stat.h> |
| 16 | |
| 17 | #include "procheader.h" |
| 18 | #include "procmsg.h" |
| 19 | #include "codeconv.h" |
| 20 | #include "utils.h" |
| 21 | |
| 22 | #define BUFFSIZE 8192 |
| 23 | |
| 24 | gint procheader_get_one_field(gchar *buf, size_t len, FILE *fp, |
| 25 | HeaderEntry hentry[]) |
| 26 | {
|
| 27 | gint nexthead; |
| 28 | gint hnum = 0;
|
| 29 | HeaderEntry *hp = NULL;
|
| 30 | |
| 31 | if (hentry != NULL) { |
| 32 | /* skip non-required headers */
|
| 33 | do {
|
| 34 | do {
|
| 35 | if (fgets(buf, len, fp) == NULL) |
| 36 | return -1; |
| 37 | if (buf[0] == '\r' || buf[0] == '\n') |
| 38 | return -1; |
| 39 | } while (buf[0] == ' ' || buf[0] == '\t'); |
| 40 | |
| 41 | for (hp = hentry, hnum = 0; hp->name != NULL; |
| 42 | hp++, hnum++) {
|
| 43 | if (!g_ascii_strncasecmp(hp->name, buf,
|
| 44 | strlen(hp->name))) |
| 45 | break;
|
| 46 | } |
| 47 | } while (hp->name == NULL); |
| 48 | } else {
|
| 49 | if (fgets(buf, len, fp) == NULL) return -1; |
| 50 | if (buf[0] == '\r' || buf[0] == '\n') return -1; |
| 51 | } |
| 52 | |
| 53 | /* unfold the specified folded line */
|
| 54 | if (hp && hp->unfold) {
|
| 55 | gboolean folded = FALSE; |
| 56 | gchar *bufp = buf + strlen(buf); |
| 57 | |
| 58 | for (; bufp > buf &&
|
| 59 | (*(bufp - 1) == '\n' || *(bufp - 1) == '\r'); |
| 60 | bufp--) |
| 61 | *(bufp - 1) = '\0'; |
| 62 | |
| 63 | while (1) { |
| 64 | nexthead = fgetc(fp); |
| 65 | |
| 66 | /* folded */
|
| 67 | if (nexthead == ' ' || nexthead == '\t') |
| 68 | folded = TRUE; |
| 69 | else if (nexthead == EOF) |
| 70 | break;
|
| 71 | else if (folded == TRUE) { |
| 72 | if ((len - (bufp - buf)) <= 2) break; |
| 73 | |
| 74 | if (nexthead == '\n') { |
| 75 | folded = FALSE; |
| 76 | continue;
|
| 77 | } |
| 78 | |
| 79 | /* replace return code on the tail end
|
| 80 | with space */ |
| 81 | *bufp++ = ' ';
|
| 82 | *bufp++ = nexthead; |
| 83 | *bufp = '\0';
|
| 84 | |
| 85 | /* concatenate next line */
|
| 86 | if (fgets(bufp, len - (bufp - buf), fp)
|
| 87 | == NULL) break; |
| 88 | bufp += strlen(bufp); |
| 89 | |
| 90 | for (; bufp > buf &&
|
| 91 | (*(bufp - 1) == '\n' || *(bufp - 1) == '\r'); |
| 92 | bufp--) |
| 93 | *(bufp - 1) = '\0'; |
| 94 | |
| 95 | folded = FALSE; |
| 96 | } else {
|
| 97 | ungetc(nexthead, fp); |
| 98 | break;
|
| 99 | } |
| 100 | } |
| 101 | |
| 102 | return hnum;
|
| 103 | } |
| 104 | |
| 105 | while (1) { |
| 106 | nexthead = fgetc(fp); |
| 107 | if (nexthead == ' ' || nexthead == '\t') { |
| 108 | size_t buflen = strlen(buf); |
| 109 | |
| 110 | /* concatenate next line */
|
| 111 | if ((len - buflen) > 2) { |
| 112 | gchar *p = buf + buflen; |
| 113 | |
| 114 | *p++ = nexthead; |
| 115 | *p = '\0';
|
| 116 | buflen++; |
| 117 | if (fgets(p, len - buflen, fp) == NULL) |
| 118 | break;
|
| 119 | } else
|
| 120 | break;
|
| 121 | } else {
|
| 122 | if (nexthead != EOF) |
| 123 | ungetc(nexthead, fp); |
| 124 | break;
|
| 125 | } |
| 126 | } |
| 127 | |
| 128 | /* remove trailing return code */
|
| 129 | strretchomp(buf); |
| 130 | |
| 131 | return hnum;
|
| 132 | } |
| 133 | |
| 134 | gchar *procheader_get_unfolded_line(gchar *buf, size_t len, FILE *fp) |
| 135 | {
|
| 136 | gboolean folded = FALSE; |
| 137 | gint nexthead; |
| 138 | gchar *bufp; |
| 139 | |
| 140 | if (fgets(buf, len, fp) == NULL) return NULL; |
| 141 | if (buf[0] == '\r' || buf[0] == '\n') return NULL; |
| 142 | bufp = buf + strlen(buf); |
| 143 | |
| 144 | for (; bufp > buf &&
|
| 145 | (*(bufp - 1) == '\n' || *(bufp - 1) == '\r'); |
| 146 | bufp--) |
| 147 | *(bufp - 1) = '\0'; |
| 148 | |
| 149 | while (1) { |
| 150 | nexthead = fgetc(fp); |
| 151 | |
| 152 | /* folded */
|
| 153 | if (nexthead == ' ' || nexthead == '\t') |
| 154 | folded = TRUE; |
| 155 | else if (nexthead == EOF) |
| 156 | break;
|
| 157 | else if (folded == TRUE) { |
| 158 | if ((len - (bufp - buf)) <= 2) break; |
| 159 | |
| 160 | if (nexthead == '\n') { |
| 161 | folded = FALSE; |
| 162 | continue;
|
| 163 | } |
| 164 | |
| 165 | /* replace return code on the tail end
|
| 166 | with space */ |
| 167 | *bufp++ = ' ';
|
| 168 | *bufp++ = nexthead; |
| 169 | *bufp = '\0';
|
| 170 | |
| 171 | /* concatenate next line */
|
| 172 | if (fgets(bufp, len - (bufp - buf), fp)
|
| 173 | == NULL) break; |
| 174 | bufp += strlen(bufp); |
| 175 | |
| 176 | for (; bufp > buf &&
|
| 177 | (*(bufp - 1) == '\n' || *(bufp - 1) == '\r'); |
| 178 | bufp--) |
| 179 | *(bufp - 1) = '\0'; |
| 180 | |
| 181 | folded = FALSE; |
| 182 | } else {
|
| 183 | ungetc(nexthead, fp); |
| 184 | break;
|
| 185 | } |
| 186 | } |
| 187 | |
| 188 | /* remove trailing return code */
|
| 189 | strretchomp(buf); |
| 190 | |
| 191 | return buf;
|
| 192 | } |
| 193 | |
| 194 | GSList *procheader_get_header_list_from_file(const gchar *file)
|
| 195 | {
|
| 196 | FILE *fp; |
| 197 | GSList *hlist; |
| 198 | |
| 199 | if ((fp = g_fopen(file, "rb")) == NULL) { |
| 200 | FILE_OP_ERROR(file, "procheader_get_header_list_from_file: fopen");
|
| 201 | return NULL; |
| 202 | } |
| 203 | |
| 204 | hlist = procheader_get_header_list(fp); |
| 205 | |
| 206 | fclose(fp); |
| 207 | return hlist;
|
| 208 | } |
| 209 | |
| 210 | GSList *procheader_get_header_list(FILE *fp) |
| 211 | {
|
| 212 | gchar buf[BUFFSIZE]; |
| 213 | gchar *p; |
| 214 | GSList *hlist = NULL;
|
| 215 | Header *header; |
| 216 | |
| 217 | g_return_val_if_fail(fp != NULL, NULL); |
| 218 | |
| 219 | while (procheader_get_unfolded_line(buf, sizeof(buf), fp) != NULL) { |
| 220 | if (*buf == ':') continue; |
| 221 | for (p = buf; *p && *p != ' '; p++) { |
| 222 | if (*p == ':') { |
| 223 | header = g_new(Header, 1);
|
| 224 | header->name = g_strndup(buf, p - buf); |
| 225 | p++; |
| 226 | while (*p == ' ' || *p == '\t') p++; |
| 227 | header->body = conv_unmime_header(p, NULL);
|
| 228 | |
| 229 | hlist = g_slist_append(hlist, header); |
| 230 | break;
|
| 231 | } |
| 232 | } |
| 233 | } |
| 234 | |
| 235 | return hlist;
|
| 236 | } |
| 237 | |
| 238 | GSList *procheader_get_header_list_from_msginfo(MsgInfo *msginfo) |
| 239 | {
|
| 240 | GSList *hlist = NULL;
|
| 241 | |
| 242 | g_return_val_if_fail(msginfo != NULL, NULL); |
| 243 | |
| 244 | if (msginfo->subject)
|
| 245 | hlist = procheader_add_header_list(hlist, "Subject",
|
| 246 | msginfo->subject); |
| 247 | if (msginfo->from)
|
| 248 | hlist = procheader_add_header_list(hlist, "From",
|
| 249 | msginfo->from); |
| 250 | if (msginfo->to)
|
| 251 | hlist = procheader_add_header_list(hlist, "To", msginfo->to);
|
| 252 | if (msginfo->cc)
|
| 253 | hlist = procheader_add_header_list(hlist, "Cc", msginfo->cc);
|
| 254 | if (msginfo->newsgroups)
|
| 255 | hlist = procheader_add_header_list(hlist, "Newsgroups",
|
| 256 | msginfo->newsgroups); |
| 257 | if (msginfo->date)
|
| 258 | hlist = procheader_add_header_list(hlist, "Date",
|
| 259 | msginfo->date); |
| 260 | |
| 261 | return hlist;
|
| 262 | } |
| 263 | |
| 264 | GSList *procheader_add_header_list(GSList *hlist, const gchar *header_name,
|
| 265 | const gchar *body)
|
| 266 | {
|
| 267 | Header *header; |
| 268 | |
| 269 | g_return_val_if_fail(header_name != NULL, hlist);
|
| 270 | |
| 271 | header = g_new(Header, 1);
|
| 272 | header->name = g_strdup(header_name); |
| 273 | header->body = g_strdup(body); |
| 274 | |
| 275 | return g_slist_append(hlist, header);
|
| 276 | } |
| 277 | |
| 278 | GSList *procheader_copy_header_list(GSList *hlist) |
| 279 | {
|
| 280 | GSList *newlist = NULL, *cur;
|
| 281 | |
| 282 | for (cur = hlist; cur != NULL; cur = cur->next) { |
| 283 | Header *header = (Header *)cur->data; |
| 284 | newlist = procheader_add_header_list(newlist, header->name, |
| 285 | header->body); |
| 286 | } |
| 287 | |
| 288 | return newlist;
|
| 289 | } |
| 290 | |
| 291 | GSList *procheader_merge_header_list(GSList *hlist1, GSList *hlist2) |
| 292 | {
|
| 293 | GSList *cur; |
| 294 | |
| 295 | for (cur = hlist2; cur != NULL; cur = cur->next) { |
| 296 | Header *header = (Header *)cur->data; |
| 297 | if (procheader_find_header_list(hlist1, header->name) < 0) |
| 298 | hlist1 = g_slist_append(hlist1, header); |
| 299 | } |
| 300 | |
| 301 | return hlist1;
|
| 302 | } |
| 303 | |
| 304 | GSList *procheader_merge_header_list_dup(GSList *hlist1, GSList *hlist2) |
| 305 | {
|
| 306 | GSList *list, *cur; |
| 307 | |
| 308 | list = procheader_copy_header_list(hlist1); |
| 309 | |
| 310 | for (cur = hlist2; cur != NULL; cur = cur->next) { |
| 311 | Header *header = (Header *)cur->data; |
| 312 | if (procheader_find_header_list(list, header->name) < 0) |
| 313 | list = procheader_add_header_list(list, header->name, |
| 314 | header->body); |
| 315 | } |
| 316 | |
| 317 | return list;
|
| 318 | } |
| 319 | |
| 320 | gint procheader_find_header_list(GSList *hlist, const gchar *header_name)
|
| 321 | {
|
| 322 | GSList *cur; |
| 323 | gint index = 0;
|
| 324 | Header *header; |
| 325 | |
| 326 | g_return_val_if_fail(header_name != NULL, -1); |
| 327 | |
| 328 | for (cur = hlist; cur != NULL; cur = cur->next, index++) { |
| 329 | header = (Header *)cur->data; |
| 330 | if (g_ascii_strcasecmp(header->name, header_name) == 0) |
| 331 | return index;
|
| 332 | } |
| 333 | |
| 334 | return -1; |
| 335 | } |
| 336 | |
| 337 | GPtrArray *procheader_get_header_array(FILE *fp, const gchar *encoding)
|
| 338 | {
|
| 339 | gchar buf[BUFFSIZE]; |
| 340 | gchar *p; |
| 341 | GPtrArray *headers; |
| 342 | Header *header; |
| 343 | |
| 344 | g_return_val_if_fail(fp != NULL, NULL); |
| 345 | |
| 346 | headers = g_ptr_array_new(); |
| 347 | |
| 348 | while (procheader_get_unfolded_line(buf, sizeof(buf), fp) != NULL) { |
| 349 | if (*buf == ':') continue; |
| 350 | for (p = buf; *p && *p != ' '; p++) { |
| 351 | if (*p == ':') { |
| 352 | header = g_new(Header, 1);
|
| 353 | header->name = g_strndup(buf, p - buf); |
| 354 | p++; |
| 355 | while (*p == ' ' || *p == '\t') p++; |
| 356 | header->body = conv_unmime_header(p, encoding); |
| 357 | |
| 358 | g_ptr_array_add(headers, header); |
| 359 | break;
|
| 360 | } |
| 361 | } |
| 362 | } |
| 363 | |
| 364 | return headers;
|
| 365 | } |
| 366 | |
| 367 | GPtrArray *procheader_get_header_array_asis(FILE *fp, const gchar *encoding)
|
| 368 | {
|
| 369 | gchar buf[BUFFSIZE]; |
| 370 | gchar *p; |
| 371 | GPtrArray *headers; |
| 372 | Header *header; |
| 373 | |
| 374 | g_return_val_if_fail(fp != NULL, NULL); |
| 375 | |
| 376 | headers = g_ptr_array_new(); |
| 377 | |
| 378 | while (procheader_get_one_field(buf, sizeof(buf), fp, NULL) != -1) { |
| 379 | if (*buf == ':') continue; |
| 380 | for (p = buf; *p && *p != ' '; p++) { |
| 381 | if (*p == ':') { |
| 382 | header = g_new(Header, 1);
|
| 383 | header->name = g_strndup(buf, p - buf); |
| 384 | p++; |
| 385 | header->body = conv_unmime_header(p, encoding); |
| 386 | |
| 387 | g_ptr_array_add(headers, header); |
| 388 | break;
|
| 389 | } |
| 390 | } |
| 391 | } |
| 392 | |
| 393 | return headers;
|
| 394 | } |
| 395 | |
| 396 | void procheader_header_list_destroy(GSList *hlist)
|
| 397 | {
|
| 398 | Header *header; |
| 399 | |
| 400 | while (hlist != NULL) { |
| 401 | header = hlist->data; |
| 402 | procheader_header_free(header); |
| 403 | hlist = g_slist_remove(hlist, header); |
| 404 | } |
| 405 | } |
| 406 | |
| 407 | void procheader_header_array_destroy(GPtrArray *harray)
|
| 408 | {
|
| 409 | gint i; |
| 410 | Header *header; |
| 411 | |
| 412 | for (i = 0; i < harray->len; i++) { |
| 413 | header = g_ptr_array_index(harray, i); |
| 414 | procheader_header_free(header); |
| 415 | } |
| 416 | |
| 417 | g_ptr_array_free(harray, TRUE); |
| 418 | } |
| 419 | |
| 420 | void procheader_header_free(Header *header)
|
| 421 | {
|
| 422 | if (!header) return; |
| 423 | |
| 424 | g_free(header->name); |
| 425 | g_free(header->body); |
| 426 | g_free(header); |
| 427 | } |
| 428 | |
| 429 | void procheader_get_header_fields(FILE *fp, HeaderEntry hentry[])
|
| 430 | {
|
| 431 | gchar buf[BUFFSIZE]; |
| 432 | HeaderEntry *hp; |
| 433 | gint hnum; |
| 434 | gchar *p; |
| 435 | |
| 436 | if (hentry == NULL) return; |
| 437 | |
| 438 | while ((hnum = procheader_get_one_field(buf, sizeof(buf), fp, hentry)) |
| 439 | != -1) {
|
| 440 | hp = hentry + hnum; |
| 441 | |
| 442 | p = buf + strlen(hp->name); |
| 443 | while (*p == ' ' || *p == '\t') p++; |
| 444 | |
| 445 | if (hp->body == NULL) |
| 446 | hp->body = g_strdup(p); |
| 447 | else if (!g_ascii_strcasecmp(hp->name, "To:") || |
| 448 | !g_ascii_strcasecmp(hp->name, "Cc:")) {
|
| 449 | gchar *tp = hp->body; |
| 450 | hp->body = g_strconcat(tp, ", ", p, NULL); |
| 451 | g_free(tp); |
| 452 | } |
| 453 | } |
| 454 | } |
| 455 | |
| 456 | MsgInfo *procheader_parse_file(const gchar *file, MsgFlags flags,
|
| 457 | gboolean full) |
| 458 | {
|
| 459 | struct stat s;
|
| 460 | FILE *fp; |
| 461 | MsgInfo *msginfo; |
| 462 | |
| 463 | if (g_stat(file, &s) < 0) { |
| 464 | FILE_OP_ERROR(file, "stat");
|
| 465 | return NULL; |
| 466 | } |
| 467 | if (!S_ISREG(s.st_mode))
|
| 468 | return NULL; |
| 469 | |
| 470 | if ((fp = g_fopen(file, "rb")) == NULL) { |
| 471 | FILE_OP_ERROR(file, "procheader_parse_file: fopen");
|
| 472 | return NULL; |
| 473 | } |
| 474 | |
| 475 | msginfo = procheader_parse_stream(fp, flags, full); |
| 476 | fclose(fp); |
| 477 | |
| 478 | if (msginfo) {
|
| 479 | msginfo->size = s.st_size; |
| 480 | msginfo->mtime = s.st_mtime; |
| 481 | } |
| 482 | |
| 483 | return msginfo;
|
| 484 | } |
| 485 | |
| 486 | MsgInfo *procheader_parse_str(const gchar *str, MsgFlags flags, gboolean full)
|
| 487 | {
|
| 488 | FILE *fp; |
| 489 | MsgInfo *msginfo; |
| 490 | |
| 491 | if ((fp = str_open_as_stream(str)) == NULL) |
| 492 | return NULL; |
| 493 | |
| 494 | msginfo = procheader_parse_stream(fp, flags, full); |
| 495 | fclose(fp); |
| 496 | return msginfo;
|
| 497 | } |
| 498 | |
| 499 | enum
|
| 500 | {
|
| 501 | H_DATE = 0,
|
| 502 | H_FROM = 1,
|
| 503 | H_TO = 2,
|
| 504 | H_NEWSGROUPS = 3,
|
| 505 | H_SUBJECT = 4,
|
| 506 | H_MSG_ID = 5,
|
| 507 | H_REFERENCES = 6,
|
| 508 | H_IN_REPLY_TO = 7,
|
| 509 | H_CONTENT_TYPE = 8,
|
| 510 | H_SEEN = 9,
|
| 511 | H_CC = 10,
|
| 512 | H_X_FACE = 11
|
| 513 | }; |
| 514 | |
| 515 | MsgInfo *procheader_parse_stream(FILE *fp, MsgFlags flags, gboolean full) |
| 516 | {
|
| 517 | static HeaderEntry hentry_full[] = {{"Date:", NULL, FALSE}, |
| 518 | {"From:", NULL, TRUE},
|
| 519 | {"To:", NULL, TRUE},
|
| 520 | {"Newsgroups:", NULL, TRUE},
|
| 521 | {"Subject:", NULL, TRUE},
|
| 522 | {"Message-Id:", NULL, FALSE},
|
| 523 | {"References:", NULL, FALSE},
|
| 524 | {"In-Reply-To:", NULL, FALSE},
|
| 525 | {"Content-Type:", NULL, FALSE},
|
| 526 | {"Seen:", NULL, FALSE},
|
| 527 | {"Cc:", NULL, TRUE},
|
| 528 | {"X-Face:", NULL, FALSE},
|
| 529 | {NULL, NULL, FALSE}};
|
| 530 | |
| 531 | static HeaderEntry hentry_short[] = {{"Date:", NULL, FALSE}, |
| 532 | {"From:", NULL, TRUE},
|
| 533 | {"To:", NULL, TRUE},
|
| 534 | {"Newsgroups:", NULL, TRUE},
|
| 535 | {"Subject:", NULL, TRUE},
|
| 536 | {"Message-Id:", NULL, FALSE},
|
| 537 | {"References:", NULL, FALSE},
|
| 538 | {"In-Reply-To:", NULL, FALSE},
|
| 539 | {"Content-Type:", NULL, FALSE},
|
| 540 | {"Seen:", NULL, FALSE},
|
| 541 | {NULL, NULL, FALSE}};
|
| 542 | |
| 543 | MsgInfo *msginfo; |
| 544 | gchar buf[BUFFSIZE]; |
| 545 | gchar *p; |
| 546 | gchar *hp; |
| 547 | HeaderEntry *hentry; |
| 548 | gint hnum; |
| 549 | gchar *from = NULL, *to = NULL, *subject = NULL, *cc = NULL; |
| 550 | gchar *charset = NULL;
|
| 551 | |
| 552 | hentry = full ? hentry_full : hentry_short; |
| 553 | |
| 554 | if (MSG_IS_QUEUED(flags)) {
|
| 555 | while (fgets(buf, sizeof(buf), fp) != NULL) |
| 556 | if (buf[0] == '\r' || buf[0] == '\n') break; |
| 557 | } |
| 558 | |
| 559 | msginfo = g_new0(MsgInfo, 1);
|
| 560 | msginfo->flags = flags; |
| 561 | msginfo->references = NULL;
|
| 562 | msginfo->inreplyto = NULL;
|
| 563 | |
| 564 | while ((hnum = procheader_get_one_field(buf, sizeof(buf), fp, hentry)) |
| 565 | != -1) {
|
| 566 | hp = buf + strlen(hentry[hnum].name); |
| 567 | while (*hp == ' ' || *hp == '\t') hp++; |
| 568 | |
| 569 | switch (hnum) {
|
| 570 | case H_DATE:
|
| 571 | if (msginfo->date) break; |
| 572 | msginfo->date_t = |
| 573 | procheader_date_parse(NULL, hp, 0); |
| 574 | msginfo->date = g_strdup(hp); |
| 575 | break;
|
| 576 | case H_FROM:
|
| 577 | if (from) break; |
| 578 | from = g_strdup(hp); |
| 579 | break;
|
| 580 | case H_TO:
|
| 581 | if (to) {
|
| 582 | p = to; |
| 583 | to = g_strconcat(p, ", ", hp, NULL); |
| 584 | g_free(p); |
| 585 | } else
|
| 586 | to = g_strdup(hp); |
| 587 | break;
|
| 588 | case H_NEWSGROUPS:
|
| 589 | if (msginfo->newsgroups) {
|
| 590 | p = msginfo->newsgroups; |
| 591 | msginfo->newsgroups = |
| 592 | g_strconcat(p, ",", hp, NULL); |
| 593 | g_free(p); |
| 594 | } else
|
| 595 | msginfo->newsgroups = g_strdup(buf + 12);
|
| 596 | break;
|
| 597 | case H_SUBJECT:
|
| 598 | if (msginfo->subject) break; |
| 599 | subject = g_strdup(hp); |
| 600 | break;
|
| 601 | case H_MSG_ID:
|
| 602 | if (msginfo->msgid) break; |
| 603 | |
| 604 | extract_parenthesis(hp, '<', '>'); |
| 605 | remove_space(hp); |
| 606 | msginfo->msgid = g_strdup(hp); |
| 607 | break;
|
| 608 | case H_REFERENCES:
|
| 609 | msginfo->references = |
| 610 | references_list_prepend(msginfo->references, |
| 611 | hp); |
| 612 | break;
|
| 613 | case H_IN_REPLY_TO:
|
| 614 | if (msginfo->inreplyto) break; |
| 615 | |
| 616 | eliminate_parenthesis(hp, '(', ')'); |
| 617 | if ((p = strrchr(hp, '<')) != NULL && |
| 618 | strchr(p + 1, '>') != NULL) { |
| 619 | extract_parenthesis(p, '<', '>'); |
| 620 | remove_space(p); |
| 621 | if (*p != '\0') |
| 622 | msginfo->inreplyto = g_strdup(p); |
| 623 | } |
| 624 | break;
|
| 625 | case H_CONTENT_TYPE:
|
| 626 | if (!g_ascii_strncasecmp(hp, "multipart", 9)) { |
| 627 | MSG_SET_TMP_FLAGS(msginfo->flags, MSG_MIME); |
| 628 | } else if (!charset) { |
| 629 | procmime_scan_content_type_str |
| 630 | (hp, NULL, &charset, NULL, NULL); |
| 631 | } |
| 632 | break;
|
| 633 | case H_SEEN:
|
| 634 | /* mnews Seen header */
|
| 635 | MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_NEW|MSG_UNREAD); |
| 636 | break;
|
| 637 | case H_CC:
|
| 638 | if (cc) {
|
| 639 | p = cc; |
| 640 | cc = g_strconcat(p, ", ", hp, NULL); |
| 641 | g_free(p); |
| 642 | } else
|
| 643 | cc = g_strdup(hp); |
| 644 | break;
|
| 645 | case H_X_FACE:
|
| 646 | if (msginfo->xface) break; |
| 647 | msginfo->xface = g_strdup(hp); |
| 648 | break;
|
| 649 | default:
|
| 650 | break;
|
| 651 | } |
| 652 | } |
| 653 | |
| 654 | if (from) {
|
| 655 | msginfo->from = conv_unmime_header(from, charset); |
| 656 | subst_control(msginfo->from, ' ');
|
| 657 | msginfo->fromname = procheader_get_fromname(msginfo->from); |
| 658 | g_free(from); |
| 659 | } |
| 660 | if (to) {
|
| 661 | msginfo->to = conv_unmime_header(to, charset); |
| 662 | subst_control(msginfo->to, ' ');
|
| 663 | g_free(to); |
| 664 | } |
| 665 | if (subject) {
|
| 666 | msginfo->subject = conv_unmime_header(subject, charset); |
| 667 | subst_control(msginfo->subject, ' ');
|
| 668 | g_free(subject); |
| 669 | } |
| 670 | if (cc) {
|
| 671 | msginfo->cc = conv_unmime_header(cc, charset); |
| 672 | subst_control(msginfo->cc, ' ');
|
| 673 | g_free(cc); |
| 674 | } |
| 675 | |
| 676 | if (!msginfo->inreplyto && msginfo->references)
|
| 677 | msginfo->inreplyto = |
| 678 | g_strdup((gchar *)msginfo->references->data); |
| 679 | |
| 680 | g_free(charset); |
| 681 | |
| 682 | return msginfo;
|
| 683 | } |
| 684 | |
| 685 | gchar *procheader_get_fromname(const gchar *str)
|
| 686 | {
|
| 687 | gchar *tmp, *name; |
| 688 | |
| 689 | tmp = g_strdup(str); |
| 690 | |
| 691 | if (*tmp == '\"') { |
| 692 | extract_quote_with_escape(tmp, '\"');
|
| 693 | g_strstrip(tmp); |
| 694 | } else if (strchr(tmp, '<')) { |
| 695 | eliminate_parenthesis(tmp, '<', '>'); |
| 696 | g_strstrip(tmp); |
| 697 | if (*tmp == '\0') { |
| 698 | strcpy(tmp, str); |
| 699 | extract_parenthesis(tmp, '<', '>'); |
| 700 | g_strstrip(tmp); |
| 701 | } |
| 702 | } else if (strchr(tmp, '(')) { |
| 703 | extract_parenthesis_with_escape(tmp, '(', ')'); |
| 704 | g_strstrip(tmp); |
| 705 | } |
| 706 | |
| 707 | if (*tmp == '\0') { |
| 708 | g_free(tmp); |
| 709 | name = g_strdup(str); |
| 710 | } else
|
| 711 | name = tmp; |
| 712 | |
| 713 | return name;
|
| 714 | } |
| 715 | |
| 716 | gchar *procheader_get_toname(const gchar *str)
|
| 717 | {
|
| 718 | GSList *addr_list, *cur; |
| 719 | GString *toname; |
| 720 | gchar *name; |
| 721 | |
| 722 | if (strchr(str, ',') == NULL) |
| 723 | return procheader_get_fromname(str);
|
| 724 | |
| 725 | addr_list = address_list_append_orig(NULL, str);
|
| 726 | toname = g_string_new(NULL);
|
| 727 | |
| 728 | for (cur = addr_list; cur != NULL; cur = cur->next) { |
| 729 | name = procheader_get_fromname((gchar *)cur->data); |
| 730 | g_string_append(toname, name); |
| 731 | g_free(name); |
| 732 | if (cur->next)
|
| 733 | g_string_append(toname, ", ");
|
| 734 | } |
| 735 | |
| 736 | slist_free_strings(addr_list); |
| 737 | |
| 738 | return g_string_free(toname, FALSE);
|
| 739 | } |
| 740 | |
| 741 | static gint procheader_scan_date_string(const gchar *str, |
| 742 | gchar *weekday, gint *day, |
| 743 | gchar *month, gint *year, |
| 744 | gint *hh, gint *mm, gint *ss, |
| 745 | gchar *zone) |
| 746 | {
|
| 747 | gint result; |
| 748 | |
| 749 | result = sscanf(str, "%10s %d %9s %d %2d:%2d:%2d %5s",
|
| 750 | weekday, day, month, year, hh, mm, ss, zone); |
| 751 | if (result == 8) return 0; |
| 752 | |
| 753 | result = sscanf(str, "%3s,%d %9s %d %2d:%2d:%2d %5s",
|
| 754 | weekday, day, month, year, hh, mm, ss, zone); |
| 755 | if (result == 8) return 0; |
| 756 | |
| 757 | result = sscanf(str, "%d %9s %d %2d:%2d:%2d %5s",
|
| 758 | day, month, year, hh, mm, ss, zone); |
| 759 | if (result == 7) return 0; |
| 760 | |
| 761 | *zone = '\0';
|
| 762 | result = sscanf(str, "%10s %d %9s %d %2d:%2d:%2d",
|
| 763 | weekday, day, month, year, hh, mm, ss); |
| 764 | if (result == 7) return 0; |
| 765 | |
| 766 | result = sscanf(str, "%d %9s %d %2d:%2d:%2d",
|
| 767 | day, month, year, hh, mm, ss); |
| 768 | if (result == 6) return 0; |
| 769 | |
| 770 | *ss = 0;
|
| 771 | result = sscanf(str, "%10s %d %9s %d %2d:%2d %5s",
|
| 772 | weekday, day, month, year, hh, mm, zone); |
| 773 | if (result == 7) return 0; |
| 774 | |
| 775 | result = sscanf(str, "%d %9s %d %2d:%2d %5s",
|
| 776 | day, month, year, hh, mm, zone); |
| 777 | if (result == 6) return 0; |
| 778 | |
| 779 | *zone = '\0';
|
| 780 | result = sscanf(str, "%10s %d %9s %d %2d:%2d",
|
| 781 | weekday, day, month, year, hh, mm); |
| 782 | if (result == 6) return 0; |
| 783 | |
| 784 | result = sscanf(str, "%d %9s %d %2d:%2d",
|
| 785 | day, month, year, hh, mm); |
| 786 | if (result == 5) return 0; |
| 787 | |
| 788 | return -1; |
| 789 | } |
| 790 | |
| 791 | time_t procheader_date_parse(gchar *dest, const gchar *src, gint len)
|
| 792 | {
|
| 793 | static gchar monthstr[] = "JanFebMarAprMayJunJulAugSepOctNovDec"; |
| 794 | gchar weekday[11];
|
| 795 | gint day; |
| 796 | gchar month[10];
|
| 797 | gint year; |
| 798 | gint hh, mm, ss; |
| 799 | gchar zone[6];
|
| 800 | GDateMonth dmonth = G_DATE_BAD_MONTH; |
| 801 | struct tm t;
|
| 802 | gchar *p; |
| 803 | time_t timer; |
| 804 | time_t tz_offset; |
| 805 | |
| 806 | if (procheader_scan_date_string(src, weekday, &day, month, &year,
|
| 807 | &hh, &mm, &ss, zone) < 0) {
|
| 808 | if (dest && len > 0) |
| 809 | strncpy2(dest, src, len); |
| 810 | return 0; |
| 811 | } |
| 812 | |
| 813 | /* Y2K compliant :) */
|
| 814 | if (year < 1000) { |
| 815 | if (year < 50) |
| 816 | year += 2000;
|
| 817 | else
|
| 818 | year += 1900;
|
| 819 | } |
| 820 | |
| 821 | month[3] = '\0'; |
| 822 | for (p = monthstr; *p != '\0'; p += 3) { |
| 823 | if (!g_ascii_strncasecmp(p, month, 3)) { |
| 824 | dmonth = (gint)(p - monthstr) / 3 + 1; |
| 825 | break;
|
| 826 | } |
| 827 | } |
| 828 | |
| 829 | t.tm_sec = ss; |
| 830 | t.tm_min = mm; |
| 831 | t.tm_hour = hh; |
| 832 | t.tm_mday = day; |
| 833 | t.tm_mon = dmonth - 1;
|
| 834 | t.tm_year = year - 1900;
|
| 835 | t.tm_wday = 0;
|
| 836 | t.tm_yday = 0;
|
| 837 | t.tm_isdst = -1;
|
| 838 | |
| 839 | timer = mktime(&t); |
| 840 | if (timer == -1) { |
| 841 | if (dest)
|
| 842 | dest[0] = '\0'; |
| 843 | return 0; |
| 844 | } |
| 845 | |
| 846 | tz_offset = remote_tzoffset_sec(zone); |
| 847 | if (tz_offset != -1) |
| 848 | timer += tzoffset_sec(&timer) - tz_offset; |
| 849 | |
| 850 | if (dest)
|
| 851 | procheader_date_get_localtime(dest, len, timer); |
| 852 | |
| 853 | return timer;
|
| 854 | } |
| 855 | |
| 856 | void procheader_date_get_localtime(gchar *dest, gint len, const time_t timer) |
| 857 | {
|
| 858 | struct tm *lt;
|
| 859 | gchar *default_format = "%y/%m/%d(%a) %H:%M";
|
| 860 | gchar *buf; |
| 861 | gchar tmp[BUFFSIZE]; |
| 862 | |
| 863 | lt = localtime(&timer); |
| 864 | if (!lt) {
|
| 865 | g_warning("can't get localtime of %ld\n", timer);
|
| 866 | dest[0] = '\0'; |
| 867 | return;
|
| 868 | } |
| 869 | |
| 870 | strftime(tmp, sizeof(tmp), default_format, lt);
|
| 871 | |
| 872 | buf = conv_localetodisp(tmp, NULL);
|
| 873 | strncpy2(dest, buf, len); |
| 874 | g_free(buf); |
| 875 | } |