1 /*
2 * $LynxId: LYMail.c,v 1.94 2013/05/05 21:41:23 tom Exp $
3 */
4 #include <HTUtils.h>
5 #include <HTParse.h>
6 #include <LYGlobalDefs.h>
7 #include <HTAlert.h>
8 #include <LYCurses.h>
9 #include <LYSignal.h>
10 #include <LYUtils.h>
11 #include <LYClean.h>
12 #include <LYStrings.h>
13 #include <GridText.h>
14 #include <LYMail.h>
15 #include <LYEdit.h>
16 #include <LYCharSets.h> /* to get current charset for mail header */
17
18 #include <LYLeaks.h>
19
20 #define MAX_SUBJECT 70
21
22 BOOLEAN term_letter; /* Global variable for async i/o. */
23
terminate_letter(int sig GCC_UNUSED)24 static void terminate_letter(int sig GCC_UNUSED)
25 {
26 term_letter = TRUE;
27 /* Reassert the AST */
28 signal(SIGINT, terminate_letter);
29 #if USE_VMS_MAILER || defined(PDCURSES)
30 /*
31 * Refresh the screen to get rid of the "interrupt" message.
32 */
33 if (!dump_output_immediately) {
34 lynx_force_repaint();
35 LYrefresh();
36 }
37 #endif /* VMS */
38 }
39
40 /* HTUnEscape with control-code nuking */
SafeHTUnEscape(char * string)41 static void SafeHTUnEscape(char *string)
42 {
43 int i;
44 int flg = FALSE;
45
46 HTUnEscape(string);
47 for (i = 0; string[i] != '\0'; i++) {
48 /* FIXME: this is no longer explicitly 7-bit ASCII,
49 but are there portability problems? */
50 if ((!LYIsASCII(string[i])) || !isprint(UCH(string[i]))) {
51 string[i] = '?';
52 flg = TRUE;
53 }
54 }
55 if (flg)
56 HTAlert(MAILTO_SQUASH_CTL);
57 }
58
remove_tildes(char * string)59 static void remove_tildes(char *string)
60 {
61 /*
62 * Change the first character to a space if it is a '~'.
63 */
64 if (*string == '~')
65 *string = ' ';
66 }
67
comma_append(char ** dst,char * src)68 static void comma_append(char **dst,
69 char *src)
70 {
71 if (*src) {
72 while (*src == ',' || isspace(UCH(*src)))
73 src++;
74 if (*src) {
75 if (isEmpty(*dst)) {
76 StrAllocCopy(*dst, src);
77 } else {
78 StrAllocCat(*dst, ",");
79 StrAllocCat(*dst, src);
80 }
81 }
82 }
83 }
84
extract_field(char ** dst,char * src,const char * keyword)85 static void extract_field(char **dst,
86 char *src,
87 const char *keyword)
88 {
89 int len = (int) strlen(keyword);
90 char *cp, *cp1;
91
92 cp = (src + 1);
93 while (*cp != '\0') {
94 if ((*(cp - 1) == '?' || *(cp - 1) == '&') &&
95 !strncasecomp(cp, keyword, len)) {
96 cp += len;
97 if ((cp1 = strchr(cp, '&')) != NULL) {
98 *cp1 = '\0';
99 }
100 comma_append(dst, cp);
101 if (cp1) {
102 *cp1 = '&';
103 cp = cp1;
104 cp1 = NULL;
105 } else {
106 break;
107 }
108 }
109 cp++;
110 }
111 CTRACE((tfp, "extract_field(%s) = '%s'\n", keyword, *dst));
112 }
113
114 /*
115 * Seek and handle a subject=foo. - FM
116 */
extract_subject(char * dst,char * src)117 static void extract_subject(char *dst,
118 char *src)
119 {
120 const char *keyword = "subject=";
121 int len = (int) strlen(keyword);
122 char *cp, *cp1;
123
124 cp = (src + 1);
125 while (*cp != '\0') {
126 if ((*(cp - 1) == '?' || *(cp - 1) == '&') &&
127 !strncasecomp(cp, keyword, len))
128 break;
129 cp++;
130 }
131 if (*cp) {
132 cp += len;
133 if ((cp1 = strchr(cp, '&')) != NULL) {
134 *cp1 = '\0';
135 }
136 if (*cp) {
137 LYStrNCpy(dst, cp, MAX_SUBJECT);
138 SafeHTUnEscape(dst);
139 }
140 if (cp1) {
141 *cp1 = '&';
142 cp1 = NULL;
143 }
144 }
145 CTRACE((tfp, "extract_subject(%s) = '%s'\n", keyword, NONNULL(dst)));
146 }
147
148 /*
149 * Seek and handle body=foo fields. - FM
150 */
extract_body(char ** dst,char * src)151 static void extract_body(char **dst,
152 char *src)
153 {
154 const char *keyword = "body=";
155 int len = (int) strlen(keyword);
156 int i;
157 char *cp, *cp0, *cp1, *temp = 0;
158
159 cp = (src + 1);
160 while (*cp != '\0') {
161 if ((*(cp - 1) == '?' || *(cp - 1) == '&') &&
162 !strncasecomp(cp, keyword, len)) {
163 cp += len;
164 if ((cp1 = strchr(cp, '&')) != NULL) {
165 *cp1 = '\0';
166 }
167 if (*cp) {
168 /*
169 * Break up the value into lines with a maximum length of 78.
170 * - FM
171 */
172 StrAllocCopy(temp, cp);
173 HTUnEscape(temp);
174 cp0 = temp;
175 while ((cp = strchr(cp0, '\n')) != NULL) {
176 *cp = '\0';
177 if (cp > cp0) {
178 if (*(cp - 1) == '\r') {
179 *(cp - 1) = '\0';
180 }
181 }
182 i = 0;
183 len = (int) strlen(cp0);
184 while (len > 78) {
185 HTSprintf(dst, "%.78s\n", &cp0[i]);
186 i += 78;
187 len = (int) strlen(&cp0[i]);
188 }
189 HTSprintf(dst, "%s\n", &cp0[i]);
190 cp0 = (cp + 1);
191 }
192 i = 0;
193 len = (int) strlen(cp0);
194 while (len > 78) {
195 HTSprintf(dst, "%.78s\n", &cp0[i]);
196 i += 78;
197 len = (int) strlen(&cp0[i]);
198 }
199 if (len) {
200 HTSprintf(dst, "%s\n", &cp0[i]);
201 }
202 FREE(temp);
203 }
204 if (cp1) {
205 *cp1 = '&';
206 cp = cp1;
207 cp1 = NULL;
208 } else {
209 break;
210 }
211 }
212 cp++;
213 }
214 CTRACE((tfp, "extract_body(%s) = '%s'\n", keyword, NONNULL(*dst)));
215 }
216
217 /*
218 * Convert any Explorer semi-colon Internet address separators to commas - FM
219 */
trim_comma(char * address)220 static BOOLEAN trim_comma(char *address)
221 {
222 if (address[(strlen(address) - 1)] == ',')
223 address[(strlen(address) - 1)] = '\0';
224 return (BOOL) (*address == '\0');
225 }
226
227 /*
228 * Convert any Explorer semi-colon Internet address separators to commas - FM
229 */
convert_explorer(char * address)230 static BOOLEAN convert_explorer(char *address)
231 {
232 char *cp = address;
233 char *cp0;
234 char *cp1;
235
236 while ((cp1 = strchr(cp, '@')) != NULL) {
237 cp1++;
238 if ((cp0 = strchr(cp1, ';')) != NULL) {
239 *cp0 = ',';
240 cp1 = cp0 + 1;
241 }
242 cp = cp1;
243 }
244 return trim_comma(address);
245 }
246
247 /*
248 * reply_by_mail() prompts line-by-line for header information, allowing
249 * scrolling of the screen.
250 */
header_prompt(const char * label,char ** result,unsigned limit)251 static int header_prompt(const char *label,
252 char **result,
253 unsigned limit)
254 {
255 char buffer[LINESIZE];
256 int ok;
257
258 if (*result != 0) {
259 LYaddstr(CTRL_U_TO_ERASE);
260 LYStrNCpy(buffer, *result, sizeof(buffer) - 1);
261 } else
262 *buffer = 0;
263
264 if (limit > sizeof(buffer))
265 limit = sizeof(buffer);
266
267 LYaddstr(gettext(label));
268 LYaddstr(": ");
269 ok = (LYGetStr(buffer, VISIBLE, limit, NORECALL) >= 0
270 && !term_letter);
271 LYaddstr("\n");
272
273 if (ok) {
274 remove_tildes(buffer);
275 StrAllocCopy(*result, buffer);
276 }
277 term_letter = FALSE;
278 return ok;
279 }
280
show_addresses(char * addresses)281 static void show_addresses(char *addresses)
282 {
283 char *cp = addresses;
284 char *cp1;
285
286 while ((cp1 = strchr(cp, ',')) != NULL) {
287 *cp1 = '\0';
288 while (*cp == ' ')
289 cp++;
290 if (*cp) {
291 LYaddstr(cp);
292 LYaddstr(",\n ");
293 }
294 *cp1 = ',';
295 cp = (cp1 + 1);
296 }
297 if (*cp) {
298 LYaddstr(cp);
299 }
300 }
301
302 #if USE_BLAT_MAILER
303
304 /*
305 * blat's options-file parser (see makeargv.cpp) treats backslash and double
306 * quote characters specially. lynx doesn't. Do a conversion as we write the
307 * option.
308 *
309 * Other quirks (reading blat 3.06):
310 * + Whitespace not in quotes terminates a line.
311 * + Blat allows a comment-character to terminate a line. By default, that
312 * is a semicolon.
313 *
314 * Given that, the simplest thing to do is to always quote the string, using
315 * escaping to handle special cases.
316 */
blat_option(FILE * fp,const char * option,const char * value)317 static void blat_option(FILE *fp, const char *option, const char *value)
318 {
319 if (non_empty(value)) {
320 char *result = malloc(strlen(option) + 4 + 4 * strlen(value));
321 char *working = result;
322
323 CTRACE((tfp, "blat_option(opt=\"%s\", value=\"%s\")\n", option, value));
324 sprintf(working, "%s \"", option);
325 working += strlen(working);
326
327 while (*value != '\0') {
328 unsigned ch = UCH(*value);
329
330 switch (ch) {
331 case '\\':
332 *working++ = '\\';
333 *working++ = '\\';
334 break;
335 case '"':
336 *working++ = '\\';
337 *working++ = '"';
338 break;
339 default:
340 if (ch < ' ' || ch > '~') {
341 sprintf(working, "\\%03o", ch);
342 } else {
343 *working++ = ch;
344 }
345 break;
346 }
347 ++value;
348 }
349 *working++ = '"';
350 *working++ = '\n';
351 *working = 0;
352
353 CTRACE((tfp, "->%s", result));
354 fputs(result, fp);
355 FREE(result);
356 }
357 }
358
359 /*
360 syntax for blat 2.6.2:
361 Blat <filename> -t <recipient> [optional switches (see below)]
362
363 -bodyF <filename> : file with the message body
364 -t <recipient> : recipient list (comma separated)
365 -s <subj> : subject line
366 -f <sender> : overrides the default sender address (must be known to server)
367 -i <addr> : a 'From:' address, not necessarily known to the SMTP server.
368 -c <recipient> : carbon copy recipient list (comma separated)
369 -b <recipient> : blind carbon copy recipient list (comma separated)
370 -help : displays the help message.
371 -mime : MIME Quoted-Printable Content-Transfer-Encoding.
372 -q : supresses *all* output.
373 -server <addr> : overrides the default SMTP server to be used.
374
375 */
376
blat_cmd(char * filename,char * address,char * subject,char * ccaddr,char * mail_addr)377 static char *blat_cmd(char *filename,
378 char *address,
379 char *subject,
380 char *ccaddr,
381 char *mail_addr)
382 {
383 char *b_cmd = NULL;
384
385 if (mail_is_altblat) {
386 const char *format = "%s %s -t %s -s %s %s%s%s";
387
388 HTAddParam(&b_cmd, format, 1, ALTBLAT_MAIL);
389 HTAddParam(&b_cmd, format, 2, filename);
390 HTAddParam(&b_cmd, format, 3, address);
391 HTAddParam(&b_cmd, format, 4, subject);
392 HTAddToCmd(&b_cmd, format, 5, ALTBLAT_MAIL_FLAGS);
393 if (non_empty(ccaddr)) {
394 HTAddToCmd(&b_cmd, format, 6, " -c ");
395 HTAddParam(&b_cmd, format, 7, NonNull(ccaddr));
396 }
397 HTEndParam(&b_cmd, format, 8);
398
399 } else {
400
401 const char *format = "%s -of %s";
402 char bl_cmd_file[LY_MAXPATH];
403 FILE *fp;
404
405 #ifdef __CYGWIN__
406 char dosname[LY_MAXPATH];
407
408 #else
409 char *dosname;
410 #endif
411
412 bl_cmd_file[0] = '\0';
413 if ((fp = LYOpenTemp(bl_cmd_file, ".blt", "w")) == NULL) {
414 HTAlert(FORM_MAILTO_FAILED);
415 return NULL;
416 }
417
418 HTAddParam(&b_cmd, format, 1, BLAT_MAIL);
419
420 ConvertToWin32Path(filename, dosname);
421 blat_option(fp, "-bodyF", dosname);
422 blat_option(fp, "-t", address);
423 blat_option(fp, "-s", subject);
424 blat_option(fp, "-f", mail_addr);
425 blat_option(fp, "-c", ccaddr);
426 LYCloseOutput(fp);
427
428 ConvertToWin32Path(bl_cmd_file, dosname);
429
430 HTAddParam(&b_cmd, format, 2, dosname);
431 HTEndParam(&b_cmd, format, 3);
432
433 }
434
435 return b_cmd;
436 }
437
438 #endif /* USE_BLAT_MAILER */
439
440 #if USE_VMS_MAILER
LYMailPMDF(void)441 BOOLEAN LYMailPMDF(void)
442 {
443 return (system_mail != 0)
444 ? !strncasecomp(system_mail, "PMDF SEND", 9)
445 : FALSE;
446 }
447
448 /*
449 * Add all of the people in the address field to the command
450 */
vms_append_addrs(char ** cmd,char * address,char * option)451 static void vms_append_addrs(char **cmd, char *address, char *option)
452 {
453 BOOLEAN first = TRUE;
454 char *cp;
455 char *address_ptr1;
456 char *address_ptr2;
457
458 address_ptr1 = address;
459 do {
460 if ((cp = strchr(address_ptr1, ',')) != NULL) {
461 address_ptr2 = (cp + 1);
462 *cp = '\0';
463 } else {
464 address_ptr2 = NULL;
465 }
466
467 /*
468 * 4 letters is arbitrarily the smallest possible mail address, at
469 * least for lynx. That way extra spaces won't confuse the mailer and
470 * give a blank address.
471 */
472 if (strlen(address_ptr1) > 3) {
473 if (!first) {
474 StrAllocCat(*cmd, ",");
475 }
476 HTSprintf(cmd, mail_adrs, address_ptr1);
477 if (*option && LYMailPMDF())
478 StrAllocCat(*cmd, option);
479 first = FALSE;
480 }
481 address_ptr1 = address_ptr2;
482 } while (address_ptr1 != NULL);
483 }
484
remove_quotes(char * string)485 static void remove_quotes(char *string)
486 {
487 while (*string != 0) {
488 if (strchr("\"&|", *string) != 0)
489 *string = ' ';
490 string++;
491 }
492 }
493 #else
494 #if CAN_PIPE_TO_MAILER
495
496 /*
497 * Open a pipe to the mailer
498 */
LYPipeToMailer(void)499 FILE *LYPipeToMailer(void)
500 {
501 char *buffer = NULL;
502 FILE *fp = NULL;
503
504 if (LYSystemMail()) {
505 HTSprintf0(&buffer, "%s %s", system_mail, system_mail_flags);
506 fp = popen(buffer, "w");
507 CTRACE((tfp, "popen(%s) %s\n", buffer, fp != 0 ? "OK" : "FAIL"));
508 FREE(buffer);
509 }
510 return fp;
511 }
512 #else /* DOS, Win32, etc. */
513
LYSendMailFile(char * the_address,char * the_filename,char * the_subject GCC_UNUSED,char * the_ccaddr GCC_UNUSED,char * message)514 int LYSendMailFile(char *the_address,
515 char *the_filename,
516 char *the_subject GCC_UNUSED,
517 char *the_ccaddr GCC_UNUSED,
518 char *message)
519 {
520 char *cmd = NULL;
521 int code;
522
523 if (!LYSystemMail())
524 return 0;
525
526 #if USE_BLAT_MAILER
527 if (mail_is_blat) {
528 cmd = blat_cmd(the_filename,
529 the_address,
530 the_subject,
531 the_ccaddr,
532 personal_mail_address);
533 } else
534 #endif
535 #ifdef __DJGPP__
536 if (LYGetEnv("SHELL")) {
537 extern int dj_is_bash;
538 extern char *shell;
539 const char *c_option;
540 const char *format = "%s %s %s -t %s -F %s";
541
542 if (dj_is_bash) {
543 c_option = "-c";
544 } else {
545 c_option = "/c";
546 }
547 HTAddParam(&cmd, format, 1, shell);
548 HTAddParam(&cmd, format, 2, c_option);
549 HTAddParam(&cmd, format, 3, system_mail);
550 HTAddParam(&cmd, format, 4, the_address);
551 HTAddParam(&cmd, format, 5, the_filename);
552 HTEndParam(&cmd, format, 6);
553 } else
554 #endif /* __DJGPP__ */
555 {
556 const char *format = "%s -t %s -F %s";
557
558 HTAddParam(&cmd, format, 1, system_mail);
559 HTAddParam(&cmd, format, 2, the_address);
560 HTAddParam(&cmd, format, 3, the_filename);
561 HTEndParam(&cmd, format, 4);
562 }
563
564 stop_curses();
565 SetOutputMode(O_TEXT);
566 printf("%s\n\n$ %s\n\n%s",
567 *message ? message : gettext("Sending"),
568 cmd, PLEASE_WAIT);
569 code = LYSystem(cmd);
570 LYSleepMsg();
571 start_curses();
572 SetOutputMode(O_BINARY);
573
574 FREE(cmd);
575
576 return code;
577 }
578 #endif /* CAN_PIPE_TO_FILE */
579 #endif /* USE_VMS_MAILER */
580
581 /*
582 * mailform() sends form content to the mailto address(es). - FM
583 */
mailform(const char * mailto_address,const char * mailto_subject,const char * mailto_content,const char * mailto_type)584 void mailform(const char *mailto_address,
585 const char *mailto_subject,
586 const char *mailto_content,
587 const char *mailto_type)
588 {
589 FILE *fd;
590 char *address = NULL;
591 char *ccaddr = NULL;
592 char *keywords = NULL;
593 char *cp = NULL;
594 char self[MAX_SUBJECT + 10];
595 char subject[MAX_SUBJECT + 10];
596 char *searchpart = NULL;
597 char buf[512];
598 int len, i;
599
600 #if USE_VMS_MAILER
601 static char *cmd;
602 char *command = NULL;
603 BOOLEAN isPMDF = LYMailPMDF();
604 char hdrfile[LY_MAXPATH];
605 #endif
606 #if !CAN_PIPE_TO_MAILER
607 char my_tmpfile[LY_MAXPATH];
608 #endif
609
610 CTRACE((tfp, "mailto_address: \"%s\"\n", NONNULL(mailto_address)));
611 CTRACE((tfp, "mailto_subject: \"%s\"\n", NONNULL(mailto_subject)));
612 CTRACE((tfp, "mailto_content: \"%s\"\n", NONNULL(mailto_content)));
613 CTRACE((tfp, "mailto_type: \"%s\"\n", NONNULL(mailto_type)));
614
615 if (!LYSystemMail())
616 return;
617
618 if (!mailto_address || !mailto_content) {
619 HTAlert(BAD_FORM_MAILTO);
620 return;
621 }
622 subject[0] = '\0';
623 self[0] = '\0';
624
625 if ((cp = (char *) strchr(mailto_address, '\n')) != NULL)
626 *cp = '\0';
627 StrAllocCopy(address, mailto_address);
628
629 /*
630 * Check for a ?searchpart. - FM
631 */
632 if ((cp = strchr(address, '?')) != NULL) {
633 StrAllocCopy(searchpart, cp);
634 *cp = '\0';
635 cp = (searchpart + 1);
636 if (*cp != '\0') {
637 /*
638 * Seek and handle a subject=foo. - FM
639 */
640 extract_subject(subject, searchpart);
641
642 /*
643 * Seek and handle to=address(es) fields. Appends to address. -
644 * FM
645 */
646 extract_field(&address, searchpart, "to=");
647
648 /*
649 * Seek and handle cc=address(es) fields. Excludes Bcc=address(es)
650 * as unsafe. We may append our own cc (below) as a list for the
651 * actual mailing. - FM
652 */
653 extract_field(&ccaddr, searchpart, "cc=");
654
655 /*
656 * Seek and handle keywords=term(s) fields. - FM
657 */
658 extract_field(&keywords, searchpart, "keywords=");
659
660 if (keywords != NULL) {
661 if (*keywords != '\0') {
662 SafeHTUnEscape(keywords);
663 } else {
664 FREE(keywords);
665 }
666 }
667
668 FREE(searchpart);
669 }
670 }
671
672 if (convert_explorer(address)) {
673 HTAlert(BAD_FORM_MAILTO);
674 goto cleanup;
675 }
676 if (ccaddr != NULL) {
677 if (convert_explorer(ccaddr)) {
678 FREE(ccaddr);
679 }
680 }
681
682 /*
683 * Unescape the address and ccaddr fields. - FM
684 */
685 SafeHTUnEscape(address);
686 if (ccaddr != NULL) {
687 SafeHTUnEscape(ccaddr);
688 }
689
690 /*
691 * Allow user to edit the default Subject - FM
692 */
693 if (subject[0] == '\0') {
694 if (non_empty(mailto_subject)) {
695 LYStrNCpy(subject, mailto_subject, MAX_SUBJECT);
696 } else {
697 sprintf(subject, "mailto:%.63s", address);
698 }
699 }
700 _statusline(SUBJECT_PROMPT);
701 if (LYGetStr(subject, VISIBLE, MAX_SUBJECT, NORECALL) < 0) {
702 /*
703 * User cancelled via ^G. - FM
704 */
705 HTInfoMsg(FORM_MAILTO_CANCELLED);
706 goto cleanup;
707 }
708
709 /*
710 * Allow user to specify a self copy via a CC: entry, if permitted. - FM
711 */
712 if (!LYNoCc) {
713 sprintf(self, "%.*s", MAX_SUBJECT,
714 isEmpty(personal_mail_address) ? "" : personal_mail_address);
715 _statusline("Cc: ");
716 if (LYGetStr(self, VISIBLE, MAX_SUBJECT, NORECALL) < 0) {
717 /*
718 * User cancelled via ^G. - FM
719 */
720 HTInfoMsg(FORM_MAILTO_CANCELLED);
721 goto cleanup;
722 }
723 remove_tildes(self);
724 if (ccaddr == NULL) {
725 StrAllocCopy(ccaddr, self);
726 } else {
727 StrAllocCat(ccaddr, ",");
728 StrAllocCat(ccaddr, self);
729 }
730 }
731 #if CAN_PIPE_TO_MAILER
732 if ((fd = LYPipeToMailer()) == 0) {
733 HTAlert(FORM_MAILTO_FAILED);
734 goto cleanup;
735 }
736
737 if (non_empty(mailto_type)) {
738 fprintf(fd, "Mime-Version: 1.0\n");
739 fprintf(fd, "Content-Type: %s\n", mailto_type);
740 }
741 fprintf(fd, "To: %s\n", address);
742 if (non_empty(personal_mail_address))
743 fprintf(fd, "From: %s\n", personal_mail_address);
744 if (non_empty(ccaddr))
745 fprintf(fd, "Cc: %s\n", ccaddr);
746 fprintf(fd, "Subject: %s\n\n", subject);
747 if (non_empty(keywords))
748 fprintf(fd, "Keywords: %s\n", keywords);
749 _statusline(SENDING_FORM_CONTENT);
750 #else /* e.g., VMS, DOS */
751 if ((fd = LYOpenTemp(my_tmpfile, ".txt", "w")) == NULL) {
752 HTAlert(FORM_MAILTO_FAILED);
753 goto cleanup;
754 }
755 #if USE_VMS_MAILER
756 if (isPMDF) {
757 FILE *hfd;
758
759 if ((hfd = LYOpenTemp(hdrfile, ".txt", "w")) == NULL) {
760 HTAlert(FORM_MAILTO_FAILED);
761 LYCloseTempFP(fd);
762 goto cleanup;
763 }
764 if (non_empty(mailto_type)) {
765 fprintf(hfd, "Mime-Version: 1.0\n");
766 fprintf(hfd, "Content-Type: %s\n", mailto_type);
767 if (non_empty(personal_mail_address))
768 fprintf(hfd, "From: %s\n", personal_mail_address);
769 }
770 /*
771 * For PMDF, put any keywords and the subject in the header file and
772 * close it. - FM
773 */
774 if (non_empty(keywords)) {
775 fprintf(hfd, "Keywords: %s\n", keywords);
776 }
777 fprintf(hfd, "Subject: %s\n\n", subject);
778 LYCloseTempFP(hfd);
779 } else if (mailto_type &&
780 !strncasecomp(mailto_type, "multipart/form-data", 19)) {
781 /*
782 * Ugh! There's no good way to include headers while we're still using
783 * "generic" VMS MAIL, so we'll put this in the body of the message. -
784 * FM
785 */
786 fprintf(fd, "X-Content-Type: %s\n\n", mailto_type);
787 }
788 #else /* !VMS (DOS) */
789 #if USE_BLAT_MAILER
790 if (mail_is_blat) {
791 if (strlen(subject) > MAX_SUBJECT)
792 subject[MAX_SUBJECT] = '\0';
793 } else
794 #endif
795 {
796 if (non_empty(mailto_type)) {
797 fprintf(fd, "Mime-Version: 1.0\n");
798 fprintf(fd, "Content-Type: %s\n", mailto_type);
799 }
800 fprintf(fd, "To: %s\n", address);
801 if (non_empty(personal_mail_address))
802 fprintf(fd, "From: %s\n", personal_mail_address);
803 fprintf(fd, "Subject: %.70s\n\n", subject);
804 }
805 #endif /* VMS */
806 #endif /* CAN_PIPE_TO_MAILER */
807
808 /*
809 * Break up the content into lines with a maximum length of 78. If the
810 * ENCTYPE was text/plain, we have physical newlines and should take them
811 * into account. Otherwise, the actual newline characters in the content
812 * are hex escaped. - FM
813 */
814 while ((cp = strchr(mailto_content, '\n')) != NULL) {
815 *cp = '\0';
816 i = 0;
817 len = (int) strlen(mailto_content);
818 while (len > 78) {
819 LYStrNCpy(buf, &mailto_content[i], 78);
820 fprintf(fd, "%s\n", buf);
821 i += 78;
822 len = (int) strlen(&mailto_content[i]);
823 }
824 fprintf(fd, "%s\n", &mailto_content[i]);
825 mailto_content = (cp + 1);
826 }
827 i = 0;
828 len = (int) strlen(mailto_content);
829 while (len > 78) {
830 LYStrNCpy(buf, &mailto_content[i], 78);
831 fprintf(fd, "%s\n", buf);
832 i += 78;
833 len = (int) strlen(&mailto_content[i]);
834 }
835 if (len)
836 fprintf(fd, "%s\n", &mailto_content[i]);
837
838 #if CAN_PIPE_TO_MAILER
839 pclose(fd);
840 LYSleepMsg();
841 #else
842 LYCloseTempFP(fd);
843 #if USE_VMS_MAILER
844 /*
845 * Set the mail command. - FM
846 */
847 if (isPMDF) {
848 /*
849 * Now set up the command. - FM
850 */
851 HTSprintf0(&cmd,
852 "%s %s %s,%s ",
853 system_mail,
854 system_mail_flags,
855 hdrfile,
856 my_tmpfile);
857 } else {
858 /*
859 * For "generic" VMS MAIL, include the subject in the command, and
860 * ignore any keywords to minimize risk of them making the line too
861 * long or having problem characters. - FM
862 */
863 HTSprintf0(&cmd,
864 "%s %s%s/subject=\"%s\" %s ",
865 system_mail,
866 system_mail_flags,
867 (strncasecomp(system_mail, "MAIL", 4) ? "" : "/noself"),
868 subject,
869 my_tmpfile);
870 }
871 StrAllocCopy(command, cmd);
872
873 vms_append_addrs(&command, address, "");
874 if (non_empty(ccaddr)) {
875 vms_append_addrs(&command, ccaddr, "/CC");
876 }
877
878 stop_curses();
879 printf("%s\n\n$ %s\n\n%s", SENDING_FORM_CONTENT, command, PLEASE_WAIT);
880 LYSystem(command); /* Mail (VMS) */
881 FREE(command);
882 LYSleepAlert();
883 start_curses();
884 (void) LYRemoveTemp(my_tmpfile);
885 if (isPMDF)
886 (void) LYRemoveTemp(hdrfile);
887 #else /* DOS */
888 LYSendMailFile(address,
889 my_tmpfile,
890 subject,
891 ccaddr,
892 SENDING_FORM_CONTENT);
893 (void) LYRemoveTemp(my_tmpfile);
894 #endif /* USE_VMS_MAILER */
895 #endif /* CAN_PIPE_TO_MAILER */
896
897 cleanup:
898 FREE(address);
899 FREE(ccaddr);
900 FREE(keywords);
901 return;
902 }
903
904 /*
905 * mailmsg() sends a message to the owner of the file, if one is defined,
906 * telling of errors (i.e., link not available).
907 */
mailmsg(int cur,char * owner_address,char * filename,char * linkname)908 void mailmsg(int cur,
909 char *owner_address,
910 char *filename,
911 char *linkname)
912 {
913 FILE *fd, *fp;
914 char *address = NULL;
915 char *searchpart = NULL;
916 char *cmd = NULL, *cp;
917
918 #ifdef ALERTMAIL
919 BOOLEAN skip_parsing = FALSE;
920 #endif
921 #if !CAN_PIPE_TO_MAILER
922 char *ccaddr;
923 char subject[128];
924 char my_tmpfile[LY_MAXPATH];
925 #endif
926 #if USE_VMS_MAILER
927 BOOLEAN isPMDF = LYMailPMDF();
928 char hdrfile[LY_MAXPATH];
929 char *command = NULL;
930
931 CTRACE((tfp, "mailmsg(%d, \"%s\", \"%s\", \"%s\")\n", cur,
932 NONNULL(owner_address),
933 NONNULL(filename),
934 NONNULL(linkname)));
935
936 #endif /* VMS */
937
938 if (!LYSystemMail())
939 return;
940
941 #ifdef ALERTMAIL
942 if (owner_address == NULL) {
943 owner_address = ALERTMAIL;
944 skip_parsing = TRUE;
945 }
946 #endif
947
948 if (isEmpty(owner_address))
949 return;
950 if ((cp = (char *) strchr(owner_address, '\n')) != NULL) {
951 #ifdef ALERTMAIL
952 if (skip_parsing)
953 return; /* invalidly defined - ignore - kw */
954 #else
955 *cp = '\0';
956 #endif
957 }
958 if (!strncasecomp(owner_address, "lynx-dev@", 9)) {
959 /*
960 * Silently refuse sending bad link messages to lynx-dev.
961 */
962 return;
963 }
964 StrAllocCopy(address, owner_address);
965
966 #ifdef ALERTMAIL
967 /*
968 * If we are using a fixed address given by ALERTMAIL, it is supposed to
969 * already be in usable form, without URL-isms like ?-searchpart and
970 * URL-escaping. So skip some code. - kw
971 */
972 if (!skip_parsing)
973 #endif
974 {
975 /*
976 * Check for a ?searchpart. - FM
977 */
978 if ((cp = strchr(address, '?')) != NULL) {
979 StrAllocCopy(searchpart, cp);
980 *cp = '\0';
981 cp = (searchpart + 1);
982 if (*cp != '\0') {
983 /*
984 * Seek and handle to=address(es) fields.
985 * Appends to address. We ignore any other
986 * headers in the ?searchpart. - FM
987 */
988 extract_field(&address, searchpart, "to=");
989 }
990 }
991
992 (void) convert_explorer(address);
993
994 /*
995 * Unescape the address field. - FM
996 */
997 SafeHTUnEscape(address);
998 }
999
1000 if (trim_comma(address)) {
1001 FREE(address);
1002 CTRACE((tfp, "mailmsg: No address in '%s'.\n", owner_address));
1003 return;
1004 }
1005 #if CAN_PIPE_TO_MAILER
1006 if ((fd = LYPipeToMailer()) == 0) {
1007 FREE(address);
1008 CTRACE((tfp, "mailmsg: '%s' failed.\n", cmd));
1009 return;
1010 }
1011
1012 fprintf(fd, "To: %s\n", address);
1013 fprintf(fd, "Subject: Lynx Error in %s\n", filename);
1014 if (non_empty(personal_mail_address)) {
1015 fprintf(fd, "Cc: %s\n", personal_mail_address);
1016 }
1017 fprintf(fd, "X-URL: %s\n", filename);
1018 fprintf(fd, "X-Mailer: %s, Version %s\n\n", LYNX_NAME, LYNX_VERSION);
1019 #else
1020 if ((fd = LYOpenTemp(my_tmpfile, ".txt", "w")) == NULL) {
1021 CTRACE((tfp, "mailmsg: Could not fopen '%s'.\n", my_tmpfile));
1022 FREE(address);
1023 return;
1024 }
1025 sprintf(subject, "Lynx Error in %.56s", filename);
1026 ccaddr = personal_mail_address;
1027 #if USE_VMS_MAILER
1028 if (isPMDF) {
1029 FILE *hfd;
1030
1031 if ((hfd = LYOpenTemp(hdrfile, ".txt", "w")) == NULL) {
1032 CTRACE((tfp, "mailmsg: Could not fopen '%s'.\n", hdrfile));
1033 FREE(address);
1034 return;
1035 }
1036
1037 if (non_empty(personal_mail_address)) {
1038 fprintf(fd, "Cc: %s\n", personal_mail_address);
1039 }
1040 fprintf(fd, "X-URL: %s\n", filename);
1041 fprintf(fd, "X-Mailer: %s, Version %s\n\n", LYNX_NAME, LYNX_VERSION);
1042 /*
1043 * For PMDF, put the subject in the header file and close it. - FM
1044 */
1045 fprintf(hfd, "Subject: Lynx Error in %.56s\n\n", filename);
1046 LYCloseTempFP(hfd);
1047 }
1048 #endif /* USE_VMS_MAILER */
1049 #endif /* CAN_PIPE_TO_MAILER */
1050
1051 fprintf(fd, gettext("The link %s :?: %s \n"),
1052 links[cur].lname, links[cur].target);
1053 fprintf(fd, gettext("called \"%s\"\n"), LYGetHiliteStr(cur, 0));
1054 fprintf(fd, gettext("in the file \"%s\" called \"%s\"\n"), filename, linkname);
1055 fprintf(fd, "%s\n\n", gettext("was requested but was not available."));
1056 fprintf(fd, "%s\n\n", gettext("Thought you might want to know."));
1057
1058 fprintf(fd, "%s\n", gettext("This message was automatically generated by"));
1059 fprintf(fd, "%s %s", LYNX_NAME, LYNX_VERSION);
1060 if ((LynxSigFile != NULL) &&
1061 (fp = fopen(LynxSigFile, TXT_R)) != NULL) {
1062 fputs("-- \n", fd);
1063 while (LYSafeGets(&cmd, fp) != NULL)
1064 fputs(cmd, fd);
1065 LYCloseInput(fp);
1066 }
1067 #if CAN_PIPE_TO_MAILER
1068 pclose(fd);
1069 #else
1070 LYCloseTempFP(fd);
1071 #if USE_VMS_MAILER
1072 if (isPMDF) {
1073 /*
1074 * Now set up the command. - FM
1075 */
1076 HTSprintf0(&command,
1077 "%s %s %s,%s ",
1078 system_mail,
1079 system_mail_flags,
1080 hdrfile,
1081 my_tmpfile);
1082 } else {
1083 /*
1084 * For "generic" VMS MAIL, include the subject in the command. - FM
1085 */
1086 HTSprintf0(&command,
1087 "%s %s/self/subject=\"Lynx Error in %.56s\" %s ",
1088 system_mail,
1089 system_mail_flags,
1090 filename,
1091 my_tmpfile);
1092 }
1093 vms_append_addrs(&command, address, "");
1094
1095 LYSystem(command); /* VMS */
1096 FREE(command);
1097 FREE(cmd);
1098 (void) LYRemoveTemp(my_tmpfile);
1099 if (isPMDF) {
1100 (void) LYRemoveTemp(hdrfile);
1101 }
1102 #else /* DOS */
1103 LYSendMailFile(address,
1104 my_tmpfile,
1105 subject,
1106 ccaddr,
1107 "");
1108 (void) LYRemoveTemp(my_tmpfile);
1109 #endif /* USE_VMS_MAILER */
1110 #endif /* CAN_PIPE_TO_MAILER */
1111
1112 if (traversal) {
1113 FILE *ofp;
1114
1115 if ((ofp = LYAppendToTxtFile(TRAVERSE_ERRORS)) == NULL) {
1116 if ((ofp = LYNewTxtFile(TRAVERSE_ERRORS)) == NULL) {
1117 perror(NOOPEN_TRAV_ERR_FILE);
1118 exit_immediately(EXIT_FAILURE);
1119 }
1120 }
1121
1122 fprintf(ofp, "%s\t%s \tin %s\n",
1123 links[cur].lname, links[cur].target, filename);
1124 LYCloseOutput(ofp);
1125 }
1126
1127 FREE(address);
1128 return;
1129 }
1130
1131 /*
1132 * reply_by_mail() invokes sendmail on Unix or mail on VMS to send
1133 * a comment from the users to the owner
1134 */
reply_by_mail(char * mail_address,char * filename,const char * title,const char * refid)1135 void reply_by_mail(char *mail_address,
1136 char *filename,
1137 const char *title,
1138 const char *refid)
1139 {
1140 char user_input[LINESIZE];
1141 FILE *fd, *fp;
1142 const char *label = NULL;
1143 char *from_address = NULL;
1144 char *cc_address = NULL;
1145 char *to_address = NULL;
1146 char *the_subject = NULL;
1147 char *ccaddr = NULL;
1148 char *keywords = NULL;
1149 char *searchpart = NULL;
1150 char *body = NULL;
1151 char *cp = NULL, *cp1 = NULL;
1152 int i;
1153 int c = 0; /* user input */
1154 char my_tmpfile[LY_MAXPATH];
1155 char default_subject[MAX_SUBJECT + 10];
1156
1157 #if USE_VMS_MAILER
1158 char *command = NULL;
1159 BOOLEAN isPMDF = LYMailPMDF();
1160 char hdrfile[LY_MAXPATH];
1161 FILE *hfd = 0;
1162
1163 #else
1164 #if !CAN_PIPE_TO_MAILER
1165 char tmpfile2[LY_MAXPATH];
1166 #endif
1167 char buf[4096]; /* 512 */
1168 char *header = NULL;
1169 size_t nbytes;
1170 #endif /* USE_VMS_MAILER */
1171
1172 CTRACE((tfp, "reply_by_mail(\"%s\", \"%s\", \"%s\", \"%s\")\n",
1173 NONNULL(mail_address),
1174 NONNULL(filename),
1175 NONNULL(title),
1176 NONNULL(refid)));
1177
1178 term_letter = FALSE;
1179
1180 if (!LYSystemMail())
1181 return;
1182
1183 if (isEmpty(mail_address)) {
1184 HTAlert(NO_ADDRESS_IN_MAILTO_URL);
1185 return;
1186 }
1187 StrAllocCopy(to_address, mail_address);
1188
1189 if ((fd = LYOpenTemp(my_tmpfile, ".txt", "w")) == NULL) {
1190 HTAlert(MAILTO_URL_TEMPOPEN_FAILED);
1191 return;
1192 }
1193 #if USE_VMS_MAILER
1194 if (isPMDF) {
1195 if ((hfd = LYOpenTemp(hdrfile, ".txt", "w")) == NULL) {
1196 HTAlert(MAILTO_URL_TEMPOPEN_FAILED);
1197 return;
1198 }
1199 }
1200 #endif /* VMS */
1201 default_subject[0] = '\0';
1202
1203 /*
1204 * Check for a ?searchpart. - FM
1205 */
1206 if ((cp = strchr(to_address, '?')) != NULL) {
1207 StrAllocCopy(searchpart, cp);
1208 *cp = '\0';
1209 cp = (searchpart + 1);
1210 if (*cp != '\0') {
1211 /*
1212 * Seek and handle a subject=foo. - FM
1213 */
1214 extract_subject(default_subject, searchpart);
1215
1216 /*
1217 * Seek and handle to=address(es) fields. Appends to address. -
1218 * FM
1219 */
1220 extract_field(&to_address, searchpart, "to=");
1221
1222 /*
1223 * Seek and handle cc=address(es) fields. Excludes Bcc=address(es)
1224 * as unsafe. We may append our own cc (below) as a list for the
1225 * actual mailing. - FM
1226 */
1227 extract_field(&ccaddr, searchpart, "cc=");
1228
1229 /*
1230 * Seek and handle keywords=term(s) fields. - FM
1231 */
1232 extract_field(&keywords, searchpart, "keywords=");
1233
1234 if (keywords != NULL) {
1235 if (*keywords != '\0') {
1236 SafeHTUnEscape(keywords);
1237 } else {
1238 FREE(keywords);
1239 }
1240 }
1241
1242 /*
1243 * Seek and handle body=foo fields. - FM
1244 */
1245 extract_body(&body, searchpart);
1246
1247 FREE(searchpart);
1248 }
1249 }
1250
1251 if (convert_explorer(to_address)) {
1252 HTAlert(NO_ADDRESS_IN_MAILTO_URL);
1253 goto cancelled;
1254 }
1255 if (ccaddr != NULL) {
1256 if (convert_explorer(ccaddr)) {
1257 FREE(ccaddr);
1258 }
1259 }
1260
1261 /*
1262 * Unescape the address and ccaddr fields. - FM
1263 */
1264 SafeHTUnEscape(to_address);
1265 if (ccaddr != NULL) {
1266 SafeHTUnEscape(ccaddr);
1267 }
1268
1269 /*
1270 * Set the default subject. - FM
1271 */
1272 if ((default_subject[0] == '\0') && non_empty(title)) {
1273 LYStrNCpy(default_subject, title, MAX_SUBJECT);
1274 }
1275
1276 /*
1277 * Use ^G to cancel mailing of comment and don't let SIGINTs exit lynx.
1278 */
1279 signal(SIGINT, terminate_letter);
1280
1281 #if USE_VMS_MAILER
1282 if (isPMDF || !body) {
1283 /*
1284 * Put the X-URL and X-Mailer lines in the hdrfile for PMDF or
1285 * my_tmpfile for VMS MAIL. - FM
1286 */
1287 fprintf((isPMDF ? hfd : fd),
1288 "X-URL: %s%s\n",
1289 isEmpty(filename) ? STR_MAILTO_URL : filename,
1290 isEmpty(filename) ? to_address : "");
1291 fprintf((isPMDF ? hfd : fd),
1292 "X-Mailer: %s, Version %s\n", LYNX_NAME, LYNX_VERSION);
1293 #ifdef NO_ANONYMOUS_EMAIL
1294 if (!isPMDF) {
1295 fprintf(fd, "\n");
1296 }
1297 #endif /* NO_ANONYMOUS_EMAIL */
1298 }
1299 #else /* Unix/DOS/Windows */
1300 /*
1301 * Put the To: line in the header.
1302 */
1303 #ifndef DOSPATH
1304 HTSprintf(&header, "To: %s\n", to_address);
1305 #endif
1306
1307 /*
1308 * Put the Mime-Version, Content-Type and Content-Transfer-Encoding in the
1309 * header. This assumes that the same character set is used for composing
1310 * the mail which is currently selected as display character set... Don't
1311 * send a charset if we have a CJK character set selected, since it may not
1312 * be appropriate for mail... Also don't use an unofficial "x-" charset.
1313 * Also if the charset would be "us-ascii" (7-bit replacements selected,
1314 * don't send any MIME headers. - kw
1315 */
1316 if (strncasecomp(LYCharSet_UC[current_char_set].MIMEname,
1317 "us-ascii", 8) != 0) {
1318 StrAllocCat(header, "Mime-Version: 1.0\n");
1319 if (!LYHaveCJKCharacterSet &&
1320 strncasecomp(LYCharSet_UC[current_char_set].MIMEname, "x-", 2)
1321 != 0) {
1322 HTSprintf(&header, "Content-Type: text/plain; charset=%s\n",
1323 LYCharSet_UC[current_char_set].MIMEname);
1324 }
1325 StrAllocCat(header, "Content-Transfer-Encoding: 8bit\n");
1326 }
1327 /*
1328 * Put the X-URL and X-Mailer lines in the header.
1329 */
1330 if (non_empty(filename)) {
1331 HTSprintf(&header, "X-URL: %s\n", filename);
1332 } else {
1333 HTSprintf(&header, "X-URL: mailto:%s\n", to_address);
1334 }
1335 HTSprintf(&header, "X-Mailer: %s, Version %s\n", LYNX_NAME, LYNX_VERSION);
1336
1337 if (non_empty(refid)) {
1338 HTSprintf(&header, "In-Reply-To: <%s>\n", refid);
1339 }
1340 #endif /* VMS */
1341
1342 /*
1343 * Clear the screen and inform the user.
1344 */
1345 LYclear();
1346 LYmove(2, 0);
1347 scrollok(LYwin, TRUE); /* Enable scrolling. */
1348 if (body)
1349 LYaddstr(SENDING_MESSAGE_WITH_BODY_TO);
1350 else
1351 LYaddstr(SENDING_COMMENT_TO);
1352 show_addresses(to_address);
1353 if (
1354 #if USE_VMS_MAILER
1355 (isPMDF == TRUE) &&
1356 #endif /* VMS */
1357 (cp = ccaddr) != NULL) {
1358 if (strchr(cp, ',') != NULL) {
1359 LYaddstr(WITH_COPIES_TO);
1360 } else {
1361 LYaddstr(WITH_COPY_TO);
1362 }
1363 show_addresses(ccaddr);
1364 }
1365 LYaddstr(CTRL_G_TO_CANCEL_SEND);
1366
1367 #if USE_VMS_MAILER
1368 if (isPMDF || !body) {
1369 #endif /* USE_VMS_MAILER */
1370 #ifndef NO_ANONYMOUS_EMAIL
1371 /*
1372 * Get the user's personal name.
1373 */
1374 LYaddstr(ENTER_NAME_OR_BLANK);
1375 #if USE_VMS_MAILER
1376 if (isPMDF) {
1377 label = "Personal_name";
1378 } else {
1379 label = "X-Personal_name";
1380 }
1381 #else
1382 label = "X-Personal_Name";
1383 #endif /* USE_VMS_MAILER */
1384 if (!header_prompt(label, &personal_mail_name, LINESIZE)) {
1385 goto cancelled;
1386 }
1387 if (*personal_mail_name) {
1388 #if USE_VMS_MAILER
1389 fprintf((isPMDF ? hfd : fd), "%s: %s\n", label, personal_mail_name);
1390 #else
1391 HTSprintf(&header, "%s: %s\n", label, personal_mail_name);
1392 #endif /* VMS */
1393 }
1394
1395 /*
1396 * Get the user's return address.
1397 */
1398 LYaddstr(ENTER_MAIL_ADDRESS_OR_OTHER);
1399 LYaddstr(MEANS_TO_CONTACT_FOR_RESPONSE);
1400 #if USE_VMS_MAILER
1401 if (isPMDF) {
1402 label = "From";
1403 } else {
1404 label = "X-From";
1405 }
1406 #else
1407 label = "From";
1408 #endif /* VMS */
1409 /* Add the personal mail address if there is one. */
1410 if (personal_mail_address)
1411 StrAllocCopy(from_address, personal_mail_address);
1412 if (!header_prompt(label, &from_address, LINESIZE)) {
1413 goto cancelled;
1414 }
1415 #if USE_VMS_MAILER
1416 if (*from_address) {
1417 fprintf(isPMDF ? hfd : fd, "%s: %s\n", label, from_address);
1418 }
1419 if (!isPMDF) {
1420 fprintf(fd, "\n");
1421 }
1422 #else
1423 HTSprintf(&header, "%s: %s\n", label, from_address);
1424 #endif /* USE_VMS_MAILER */
1425 #endif /* !NO_ANONYMOUS_EMAIL */
1426 #if USE_VMS_MAILER
1427 }
1428 #endif /* USE_VMS_MAILER */
1429
1430 /*
1431 * Get the subject line.
1432 */
1433 LYaddstr(ENTER_SUBJECT_LINE);
1434 label = "Subject";
1435 if (*default_subject) {
1436 StrAllocCopy(the_subject, default_subject);
1437 } else if (non_empty(filename)) {
1438 HTSprintf(&the_subject, "%s", filename);
1439 } else {
1440 HTSprintf(&the_subject, "mailto:%s", to_address);
1441 }
1442 if (!header_prompt(label, &the_subject, MAX_SUBJECT)) {
1443 goto cancelled;
1444 }
1445
1446 /*
1447 * Offer a CC line, if permitted. - FM
1448 */
1449 if (!LYNoCc) {
1450 LYaddstr(ENTER_ADDRESS_FOR_CC);
1451 LYaddstr(BLANK_FOR_NO_COPY);
1452 if (personal_mail_address)
1453 StrAllocCopy(cc_address, personal_mail_address);
1454 if (!header_prompt("Cc", &cc_address, LINESIZE)) {
1455 goto cancelled;
1456 }
1457 comma_append(&ccaddr, cc_address);
1458 }
1459 #if !USE_VMS_MAILER
1460 HTSprintf(&header, "%s: %s\n", label, the_subject);
1461 #if !CAN_PIPE_TO_MAILER
1462 if (*to_address) {
1463 HTSprintf(&header, "To: %s\n", to_address);
1464 }
1465 #endif
1466
1467 /*
1468 * Add the Cc: header. - FM
1469 */
1470 if (non_empty(ccaddr)) {
1471 HTSprintf(&header, "Cc: %s\n", ccaddr);
1472 }
1473
1474 /*
1475 * Add the Keywords: header. - FM
1476 */
1477 if (non_empty(keywords)) {
1478 HTSprintf(&header, "Keywords: %s\n", keywords);
1479 }
1480
1481 /*
1482 * Terminate the header.
1483 */
1484 StrAllocCat(header, "\n");
1485 CTRACE((tfp, "**header==\n%s", header));
1486 #endif /* !VMS */
1487
1488 if (!no_editor && non_empty(editor)) {
1489
1490 if (body) {
1491 cp1 = body;
1492 while ((cp = strchr(cp1, '\n')) != NULL) {
1493 *cp++ = '\0';
1494 fprintf(fd, "%s\n", cp1);
1495 cp1 = cp;
1496 }
1497 } else if (strcmp(HTLoadedDocumentURL(), "")) {
1498 /*
1499 * Ask if the user wants to include the original message.
1500 */
1501 BOOLEAN is_preparsed = (BOOL) (LYPreparsedSource &&
1502 HTisDocumentSource());
1503
1504 if (HTConfirm(is_preparsed
1505 ? INC_PREPARSED_MSG_PROMPT
1506 : INC_ORIG_MSG_PROMPT) == YES) {
1507 print_wwwfile_to_fd(fd, TRUE, (BOOL) !is_preparsed);
1508 }
1509 }
1510 LYCloseTempFP(fd); /* Close the tmpfile. */
1511 scrollok(LYwin, FALSE); /* Stop scrolling. */
1512
1513 if (term_letter || LYCharIsINTERRUPT(c))
1514 goto cleanup;
1515
1516 /*
1517 * Spawn the users editor on the mail file
1518 */
1519 edit_temporary_file(my_tmpfile, "", SPAWNING_EDITOR_FOR_MAIL);
1520
1521 } else if (body) {
1522 /*
1523 * Let user review the body. - FM
1524 */
1525 LYclear();
1526 LYmove(0, 0);
1527 LYaddstr(REVIEW_MESSAGE_BODY);
1528 LYrefresh();
1529 cp1 = body;
1530 i = (LYlines - 5);
1531 while ((cp = strchr(cp1, '\n')) != NULL) {
1532 if (i <= 0) {
1533 LYaddstr(RETURN_TO_CONTINUE);
1534 LYrefresh();
1535 c = LYgetch();
1536 LYaddstr("\n");
1537 if (term_letter || LYCharIsINTERRUPT(c)) {
1538 goto cancelled;
1539 }
1540 i = (LYlines - 2);
1541 }
1542 *cp++ = '\0';
1543 fprintf(fd, "%s\n", cp1);
1544 LYaddstr(cp1);
1545 LYaddstr("\n");
1546 cp1 = cp;
1547 i--;
1548 }
1549 while (i >= 0) {
1550 LYaddstr("\n");
1551 i--;
1552 }
1553 LYrefresh();
1554 LYCloseTempFP(fd); /* Close the tmpfile. */
1555 scrollok(LYwin, FALSE); /* Stop scrolling. */
1556
1557 } else {
1558 /*
1559 * Use the internal line editor for the message.
1560 */
1561 LYaddstr(ENTER_MESSAGE_BELOW);
1562 LYaddstr(ENTER_PERIOD_WHEN_DONE_A);
1563 LYaddstr(ENTER_PERIOD_WHEN_DONE_B);
1564 LYaddstr(CTRL_G_TO_CANCEL_SEND);
1565 LYaddstr("\n\n");
1566 LYrefresh();
1567 *user_input = '\0';
1568 if (LYGetStr(user_input, VISIBLE, sizeof(user_input), NORECALL) < 0 ||
1569 term_letter || STREQ(user_input, ".")) {
1570 goto cancelled;
1571 }
1572
1573 while (!STREQ(user_input, ".") && !term_letter) {
1574 LYaddstr("\n");
1575 remove_tildes(user_input);
1576 fprintf(fd, "%s\n", user_input);
1577 *user_input = '\0';
1578 if (LYGetStr(user_input, VISIBLE,
1579 sizeof(user_input), NORECALL) < 0) {
1580 goto cancelled;
1581 }
1582 }
1583
1584 fprintf(fd, "\n"); /* Terminate the message. */
1585 LYCloseTempFP(fd); /* Close the tmpfile. */
1586 scrollok(LYwin, FALSE); /* Stop scrolling. */
1587 }
1588
1589 #if !USE_VMS_MAILER
1590 /*
1591 * Ignore CTRL-C on this last question.
1592 */
1593 signal(SIGINT, SIG_IGN);
1594 #endif /* !VMS */
1595 LYStatusLine = (LYlines - 1);
1596 c = HTConfirm(body ? SEND_MESSAGE_PROMPT : SEND_COMMENT_PROMPT);
1597 LYStatusLine = -1;
1598 if (c != YES) {
1599 LYclear(); /* clear the screen */
1600 goto cleanup;
1601 }
1602 if ((body == NULL && LynxSigFile != NULL) &&
1603 (fp = fopen(LynxSigFile, TXT_R)) != NULL) {
1604 LYStatusLine = (LYlines - 1);
1605 if (term_letter) {
1606 _user_message(APPEND_SIG_FILE, LynxSigFile);
1607 c = 0;
1608 } else {
1609 char *msg = NULL;
1610
1611 HTSprintf0(&msg, APPEND_SIG_FILE, LynxSigFile);
1612 c = HTConfirm(msg);
1613 FREE(msg);
1614 }
1615 LYStatusLine = -1;
1616 if (c == YES) {
1617 if ((fd = fopen(my_tmpfile, TXT_A)) != NULL) {
1618 char *buffer = NULL;
1619
1620 fputs("-- \n", fd);
1621 while (LYSafeGets(&buffer, fp) != NULL) {
1622 fputs(buffer, fd);
1623 }
1624 LYCloseOutput(fd);
1625 FREE(buffer);
1626 }
1627 }
1628 LYCloseInput(fp);
1629 }
1630 LYclear(); /* Clear the screen. */
1631
1632 /*
1633 * Send the message.
1634 */
1635 #if USE_VMS_MAILER
1636 /*
1637 * Set the mail command. - FM
1638 */
1639 if (isPMDF) {
1640 /*
1641 * For PMDF, put any keywords and the subject in the header file and
1642 * close it. - FM
1643 */
1644 if (non_empty(keywords)) {
1645 fprintf(hfd, "Keywords: %s\n", keywords);
1646 }
1647 fprintf(hfd, "Subject: %s\n\n", the_subject);
1648 LYCloseTempFP(hfd);
1649 /*
1650 * Now set up the command. - FM
1651 */
1652 HTSprintf0(&command, "%s %s %s,%s ",
1653 system_mail,
1654 system_mail_flags,
1655 hdrfile,
1656 my_tmpfile);
1657 } else {
1658 /*
1659 * For "generic" VMS MAIL, include the subject in the command, and
1660 * ignore any keywords to minimize risk of them making the line too
1661 * long or having problem characters. - FM
1662 */
1663 HTSprintf0(&command, "%s %s%s/subject=\"%s\" %s ",
1664 system_mail,
1665 system_mail_flags,
1666 (strncasecomp(system_mail, "MAIL", 4) ? "" : "/noself"),
1667 the_subject,
1668 my_tmpfile);
1669 }
1670
1671 vms_append_addrs(&command, to_address, "");
1672 if (non_empty(ccaddr)) {
1673 vms_append_addrs(&command, ccaddr, "/CC");
1674 }
1675
1676 stop_curses();
1677 printf("%s\n\n$ %s\n\n%s", SENDING_COMMENT, command, PLEASE_WAIT);
1678 LYSystem(command); /* SENDING COMMENT (VMS) */
1679 FREE(command);
1680 LYSleepAlert();
1681 start_curses();
1682 #else /* Unix/DOS/Windows */
1683 /*
1684 * Send the tmpfile into sendmail.
1685 */
1686 _statusline(SENDING_YOUR_MSG);
1687 #if CAN_PIPE_TO_MAILER
1688 signal(SIGINT, SIG_IGN);
1689 if ((fp = LYPipeToMailer()) == 0) {
1690 HTInfoMsg(CANCELLED);
1691 }
1692 #else
1693 if ((fp = LYOpenTemp(tmpfile2, ".txt", "w")) == NULL) {
1694 HTAlert(MAILTO_URL_TEMPOPEN_FAILED);
1695 }
1696 #endif /* CAN_PIPE_TO_MAILER */
1697 if (fp != 0) {
1698 fd = fopen(my_tmpfile, TXT_R);
1699 if (fd == NULL) {
1700 HTInfoMsg(CANCELLED);
1701 #if CAN_PIPE_TO_MAILER
1702 pclose(fp);
1703 #else
1704 LYCloseTempFP(fp);
1705 #endif /* CAN_PIPE_TO_MAILER */
1706 } else {
1707 #if USE_BLAT_MAILER
1708 if (!mail_is_blat)
1709 fputs(header, fp);
1710 #else
1711 fputs(header, fp);
1712 #endif
1713 while ((nbytes = fread(buf, (size_t) 1, sizeof(buf), fd)) != 0) {
1714 if (fwrite(buf, (size_t) 1, (size_t) nbytes, fp) < nbytes)
1715 break;
1716 }
1717 #if CAN_PIPE_TO_MAILER
1718 pclose(fp);
1719 #else
1720 LYCloseTempFP(fp); /* Close the tmpfile. */
1721 LYSendMailFile(to_address,
1722 tmpfile2,
1723 the_subject,
1724 ccaddr,
1725 SENDING_COMMENT);
1726 (void) LYRemoveTemp(tmpfile2); /* Delete the tmpfile. */
1727 #endif /* CAN_PIPE_TO_MAILER */
1728 LYCloseInput(fd); /* Close the tmpfile. */
1729 }
1730 }
1731 #endif /* USE_VMS_MAILER */
1732 goto cleanup;
1733
1734 /*
1735 * Come here to cleanup and exit.
1736 */
1737 cancelled:
1738 HTInfoMsg(CANCELLED);
1739 LYCloseTempFP(fd); /* Close the tmpfile. */
1740 scrollok(LYwin, FALSE); /* Stop scrolling. */
1741 cleanup:
1742 signal(SIGINT, cleanup_sig);
1743 term_letter = FALSE;
1744
1745 #if USE_VMS_MAILER
1746 while (LYRemoveTemp(my_tmpfile) == 0) ; /* Delete the tmpfile(s). */
1747 if (isPMDF) {
1748 (void) LYRemoveTemp(hdrfile); /* Delete the hdrfile. */
1749 }
1750 #else
1751 FREE(header);
1752 (void) LYRemoveTemp(my_tmpfile); /* Delete the tmpfile. */
1753 #endif /* VMS */
1754
1755 FREE(from_address);
1756 FREE(the_subject);
1757 FREE(cc_address);
1758 FREE(to_address);
1759 FREE(ccaddr);
1760 FREE(keywords);
1761 FREE(body);
1762 return;
1763 }
1764
1765 /*
1766 * Check that we have configured values for system mailer.
1767 */
LYSystemMail(void)1768 BOOLEAN LYSystemMail(void)
1769 {
1770 if (system_mail == 0 || !strcmp(system_mail, "unknown")) {
1771 HTAlert(gettext("No system mailer configured"));
1772 return FALSE;
1773 }
1774 return TRUE;
1775 }
1776