Exemplo n.º 1
0
calc_bufsize()
{
   register int   height, space;

   space = (int)((long)(&((short*)scrsave)[TBUF]) - (long)s_image);
   height = space / bytln;
   ahite = (printer->pins == 9)? (height / 24) * 24: (height / 29) * 29;
   bufsz = ahite * bytln;
#if DEBUG
   if (dbug)
      show_addresses( "Top used:", "Top allowed:", &s_image[bufsz],
            &((short*)scrsave)[TBUF] );
#endif
}
Exemplo n.º 2
0
/*
**  reply_by_mail() invokes sendmail on Unix or mail on VMS to send
**  a comment from the users to the owner
*/
PUBLIC void reply_by_mail ARGS4(
	char *,		mail_address,
	char *,		filename,
	CONST char *,	title,
	CONST char *,	refid)
{
#ifndef NO_ANONYMOUS_EMAIL
    static char *personal_name = NULL;
#endif
    char user_input[LINESIZE];
    FILE *fd, *fp;
    char *label = NULL;
    char *from_address = NULL;
    char *cc_address = NULL;
    char *to_address = NULL;
    char *the_subject = NULL;
    char *ccaddr = NULL;
    char *keywords = NULL;
    char *searchpart = NULL;
    char *body = NULL;
    char *cp = NULL, *cp1 = NULL;
    int i;
    int c = 0;	/* user input */
    char my_tmpfile[LY_MAXPATH];
    char default_subject[MAX_SUBJECT + 10];
#if USE_VMS_MAILER
    char *command = NULL;
    BOOLEAN isPMDF = LYMailPMDF();
    char hdrfile[LY_MAXPATH];
    FILE *hfd = 0;
#else
#if !CAN_PIPE_TO_MAILER
    char tmpfile2[LY_MAXPATH];
#endif
    char buf[4096];	/* 512 */
    char *header = NULL;
    int n;
#endif /* USE_VMS_MAILER */

    CTRACE((tfp, "reply_by_mail(\"%s\", \"%s\", \"%s\", \"%s\")\n",
	NONNULL(mail_address),
	NONNULL(filename),
	NONNULL(title),
	NONNULL(refid)));

    term_letter = FALSE;

    if (!LYSystemMail())
	return;

    if (isEmpty(mail_address)) {
	HTAlert(NO_ADDRESS_IN_MAILTO_URL);
	return;
    }
    StrAllocCopy(to_address, mail_address);

    if ((fd = LYOpenTemp(my_tmpfile, ".txt", "w")) == NULL) {
	HTAlert(MAILTO_URL_TEMPOPEN_FAILED);
	return;
    }
#if USE_VMS_MAILER
    if (isPMDF) {
	if ((hfd = LYOpenTemp(hdrfile, ".txt", "w")) == NULL) {
	    HTAlert(MAILTO_URL_TEMPOPEN_FAILED);
	    return;
	}
    }
#endif /* VMS */
    default_subject[0] = '\0';

    /*
     *	Check for a ?searchpart. - FM
     */
    if ((cp = strchr(to_address, '?')) != NULL) {
	StrAllocCopy(searchpart, cp);
	*cp = '\0';
	cp = (searchpart + 1);
	if (*cp != '\0') {
	    /*
	     *	Seek and handle a subject=foo. - FM
	     */
	    extract_subject(default_subject, searchpart);

	    /*
	     *	Seek and handle to=address(es) fields.
	     *	Appends to address. - FM
	     */
	    extract_field(&to_address, searchpart, "to=");

	    /*
	     *	Seek and handle cc=address(es) fields.	Excludes
	     *	Bcc=address(es) as unsafe.  We may append our own
	     *	cc (below) as a list for the actual mailing. - FM
	     */
	    extract_field(&ccaddr, searchpart, "cc=");

	    /*
	     *	Seek and handle keywords=term(s) fields. - FM
	     */
	    extract_field(&keywords, searchpart, "keywords=");

	    if (keywords != NULL) {
		if (*keywords != '\0') {
		    SafeHTUnEscape(keywords);
		} else {
		    FREE(keywords);
		}
	    }

	    /*
	     *	Seek and handle body=foo fields. - FM
	     */
	    extract_body(&body, searchpart);

	    FREE(searchpart);
	}
    }

    if (convert_explorer(to_address)) {
	HTAlert(NO_ADDRESS_IN_MAILTO_URL);
	goto cancelled;
    }
    if (ccaddr != NULL) {
	if (convert_explorer(ccaddr)) {
	    FREE(ccaddr);
	}
    }

    /*
     *	Unescape the address and ccaddr fields. - FM
     */
    SafeHTUnEscape(to_address);
    if (ccaddr != NULL) {
	SafeHTUnEscape(ccaddr);
    }

    /*
     *	Set the default subject. - FM
     */
    if (isEmpty(default_subject) && !isEmpty(title)) {
	strncpy(default_subject, title, MAX_SUBJECT);
	default_subject[MAX_SUBJECT] = '\0';
    }

    /*
     *	Use ^G to cancel mailing of comment
     *	and don't let SIGINTs exit lynx.
     */
    signal(SIGINT, terminate_letter);

#if USE_VMS_MAILER
    if (isPMDF || !body) {
	/*
	 *  Put the X-URL and X-Mailer lines in the hdrfile
	 *  for PMDF or my_tmpfile for VMS MAIL. - FM
	 */
	fprintf((isPMDF ? hfd : fd),
		"X-URL: %s%s\n",
		isEmpty(filename) ? STR_MAILTO_URL : filename,
		isEmpty(filename) ? to_address : "");
	fprintf((isPMDF ? hfd : fd),
		"X-Mailer: %s, Version %s\n", LYNX_NAME, LYNX_VERSION);
#ifdef NO_ANONYMOUS_EMAIL
	if (!isPMDF) {
	    fprintf(fd, "\n");
	}
#endif /* NO_ANONYMOUS_EMAIL */
    }
#else /* Unix/DOS/Windows */
    /*
     *	Put the To: line in the header.
     */
#ifndef DOSPATH
    asprintf(&header, "To: %s\n", to_address);
    if (!header) {
	fprintf(stderr, "Out of memory, you lose!\n");
	exit(1);
    }
#endif

    /*
     *	Put the Mime-Version, Content-Type and
     *	Content-Transfer-Encoding in the header.
     *	This assumes that the same character set is used
     *	for composing the mail which is currently selected
     *	as display character set...
     *	Don't send a charset if we have a CJK character set
     *	selected, since it may not be appropriate for mail...
     *	Also don't use an unofficial "x-" charset.
     *	Also if the charset would be "us-ascii" (7-bit replacements
     *	selected, don't send any MIME headers. - kw
     */
    if (strncasecomp(LYCharSet_UC[current_char_set].MIMEname,
		     "us-ascii", 8) != 0) {
	StrAllocCat(header, "Mime-Version: 1.0\n");
	if (!LYHaveCJKCharacterSet &&
	    strncasecomp(LYCharSet_UC[current_char_set].MIMEname, "x-", 2)
	    != 0) {
	    HTSprintf(&header, "Content-Type: text/plain; charset=%s\n",
		    LYCharSet_UC[current_char_set].MIMEname);
	}
	StrAllocCat(header, "Content-Transfer-Encoding: 8bit\n");
    }
    /*
     *	Put the X-URL and X-Mailer lines in the header.
     */
    if (!isEmpty(filename)) {
	HTSprintf(&header, "X-URL: %s\n", filename);
    } else {
	HTSprintf(&header, "X-URL: mailto:%s\n", to_address);
    }
    HTSprintf(&header, "X-Mailer: %s, Version %s\n", LYNX_NAME, LYNX_VERSION);

    if (!isEmpty(refid)) {
	HTSprintf(&header, "In-Reply-To: <%s>\n", refid);
    }
#endif /* VMS */

    /*
     *	Clear the screen and inform the user.
     */
    LYclear();
    LYmove(2,0);
    scrollok(LYwin, TRUE);	/* Enable scrolling. */
    if (body)
	LYaddstr(SENDING_MESSAGE_WITH_BODY_TO);
    else
	LYaddstr(SENDING_COMMENT_TO);
    show_addresses(to_address);
    if (
#if USE_VMS_MAILER
	(isPMDF == TRUE) &&
#endif /* VMS */
	(cp = ccaddr) != NULL)
    {
	if (strchr(cp, ',') != NULL) {
	    LYaddstr(WITH_COPIES_TO);
	} else {
	    LYaddstr(WITH_COPY_TO);
	}
	show_addresses(ccaddr);
    }
    LYaddstr(CTRL_G_TO_CANCEL_SEND);

#if USE_VMS_MAILER
    if (isPMDF || !body) {
#endif /* USE_VMS_MAILER */
#ifndef NO_ANONYMOUS_EMAIL
    /*
     *	Get the user's personal name.
     */
    LYaddstr(ENTER_NAME_OR_BLANK);
#if USE_VMS_MAILER
    if (isPMDF) {
	label = "Personal_name: ";
    } else {
	label = "X-Personal_name: ";
    }
#else
    label = "X-Personal_Name: ";
#endif /* USE_VMS_MAILER */
    if (!header_prompt(label, &personal_name, LINESIZE)) {
	goto cancelled;
    }
    if (*personal_name) {
#if USE_VMS_MAILER
	fprintf((isPMDF ? hfd : fd), "%s: %s\n", label, personal_name);
#else
	HTSprintf(&header, "%s: %s\n", label, personal_name);
#endif /* VMS */
    }

    /*
     *	Get the user's return address.
     */
    LYaddstr(ENTER_MAIL_ADDRESS_OR_OTHER);
    LYaddstr(MEANS_TO_CONTACT_FOR_RESPONSE);
#if USE_VMS_MAILER
    if (isPMDF) {
	label = "From";
    } else {
	label = "X-From";
    }
#else
    label = "From";
#endif /* VMS */
    /* Add the personal mail address if there is one. */
    if (personal_mail_address)
	StrAllocCopy(from_address, personal_mail_address);
    if (!header_prompt(label, &from_address, LINESIZE)) {
	goto cancelled;
    }
#if USE_VMS_MAILER
    if (*from_address) {
	fprintf(isPMDF ? hfd : fd, "%s: %s\n", label, from_address);
    }
    if (!isPMDF) {
	fprintf(fd, "\n");
    }
#else
    HTSprintf(&header, "%s: %s\n", label, from_address);
#endif /* USE_VMS_MAILER */
#endif /* !NO_ANONYMOUS_EMAIL */
#if USE_VMS_MAILER
    }
#endif /* USE_VMS_MAILER */

    /*
     *	Get the subject line.
     */
    LYaddstr(ENTER_SUBJECT_LINE);
    label = "Subject";
    if (*default_subject) {
	StrAllocCopy(the_subject, default_subject);
    } else if (!isEmpty(filename)) {
	HTSprintf(&the_subject, "%s", filename);
    } else {
	HTSprintf(&the_subject, "mailto:%s", to_address);
    }
    if (!header_prompt(label, &the_subject, MAX_SUBJECT)) {
	goto cancelled;
    }

    /*
     *	Offer a CC line, if permitted. - FM
     */
    if (!LYNoCc) {
	LYaddstr(ENTER_ADDRESS_FOR_CC);
	LYaddstr(BLANK_FOR_NO_COPY);
	if (personal_mail_address)
	    StrAllocCopy(cc_address, personal_mail_address);
	if (!header_prompt("Cc", &cc_address, LINESIZE)) {
	    goto cancelled;
	}
	comma_append(&ccaddr, cc_address);
    }

#if !USE_VMS_MAILER
    HTSprintf(&header, "%s: %s\n", label, the_subject);
#if !CAN_PIPE_TO_MAILER
    if (*to_address) {
	HTSprintf(&header, "To: %s\n", to_address);
    }
#endif

    /*
    **	Add the Cc: header. - FM
    */
    if (!isEmpty(ccaddr)) {
	HTSprintf(&header, "Cc: %s\n", ccaddr);
    }

    /*
    **	Add the Keywords: header. - FM
    */
    if (!isEmpty(keywords)) {
	HTSprintf(&header, "Keywords: %s\n", keywords);
    }

    /*
     *	Terminate the header.
     */
    StrAllocCat(header, "\n");
    CTRACE((tfp,"**header==\n%s",header));
#endif /* !VMS */

    if (!no_editor && !isEmpty(editor)) {

	if (body) {
	    cp1 = body;
	    while((cp = strchr(cp1, '\n')) != NULL) {
		*cp++ = '\0';
		fprintf(fd, "%s\n", cp1);
		cp1 = cp;
	    }
	} else if (strcmp(HTLoadedDocumentURL(), "")) {
	    /*
	     *	Ask if the user wants to include the original message.
	     */
	    BOOLEAN is_preparsed = (BOOL) (LYPreparsedSource &&
				    HTisDocumentSource());
	    if (HTConfirm(is_preparsed
		? INC_PREPARSED_MSG_PROMPT
		: INC_ORIG_MSG_PROMPT) == YES) {
		print_wwwfile_to_fd(fd, (BOOL) !is_preparsed);
	    }
	}
	LYCloseTempFP(fd);	/* Close the tmpfile. */
	scrollok(LYwin,FALSE);	/* Stop scrolling.    */

	if (term_letter || LYCharIsINTERRUPT(c))
	    goto cleanup;

	/*
	 *  Spawn the users editor on the mail file
	 */
	edit_temporary_file(my_tmpfile, "", SPAWNING_EDITOR_FOR_MAIL);

    } else if (body) {
	/*
	 *  Let user review the body. - FM
	 */
	LYclear();
	LYmove(0,0);
	LYaddstr(REVIEW_MESSAGE_BODY);
	LYrefresh();
	cp1 = body;
	i = (LYlines - 5);
	while((cp = strchr(cp1, '\n')) != NULL) {
	    if (i <= 0) {
		LYaddstr(RETURN_TO_CONTINUE);
		LYrefresh();
		c = LYgetch();
		LYaddstr("\n");
		if (term_letter || LYCharIsINTERRUPT(c)) {
		    goto cancelled;
		}
		i = (LYlines - 2);
	    }
	    *cp++ = '\0';
	    fprintf(fd, "%s\n", cp1);
	    LYaddstr(cp1);
	    LYaddstr("\n");
	    cp1 = cp;
	    i--;
	}
	while (i >= 0) {
	    LYaddstr("\n");
	    i--;
	}
	LYrefresh();
	LYCloseTempFP(fd);	/* Close the tmpfile.	  */
	scrollok(LYwin,FALSE);	/* Stop scrolling.	  */

    } else {
	/*
	 *  Use the internal line editor for the message.
	 */
	LYaddstr(ENTER_MESSAGE_BELOW);
	LYaddstr(ENTER_PERIOD_WHEN_DONE_A);
	LYaddstr(ENTER_PERIOD_WHEN_DONE_B);
	LYaddstr("\n\n");
	LYrefresh();
	*user_input = '\0';
	if (LYgetstr(user_input, VISIBLE, sizeof(user_input), NORECALL) < 0 ||
	    term_letter || STREQ(user_input, ".")) {
	    goto cancelled;
	}

	while (!STREQ(user_input, ".") && !term_letter) {
	    LYaddstr("\n");
	    remove_tildes(user_input);
	    fprintf(fd, "%s\n", user_input);
	    *user_input = '\0';
	    if (LYgetstr(user_input, VISIBLE,
			 sizeof(user_input), NORECALL) < 0) {
		goto cancelled;
	    }
	}

	fprintf(fd, "\n");	/* Terminate the message. */
	LYCloseTempFP(fd);	/* Close the tmpfile.	  */
	scrollok(LYwin,FALSE);	/* Stop scrolling.	  */
    }

#if !USE_VMS_MAILER
    /*
     *	Ignore CTRL-C on this last question.
     */
    signal(SIGINT, SIG_IGN);
#endif /* !VMS */
    LYStatusLine = (LYlines - 1);
    c = HTConfirm (body ? SEND_MESSAGE_PROMPT : SEND_COMMENT_PROMPT);
    LYStatusLine = -1;
    if (c != YES) {
	LYclear();  /* clear the screen */
	goto cleanup;
    }
    if ((body == NULL && LynxSigFile != NULL) &&
	(fp = fopen(LynxSigFile, TXT_R)) != NULL) {
	LYStatusLine = (LYlines - 1);
	if (term_letter) {
	    _user_message(APPEND_SIG_FILE, LynxSigFile);
	    c = 0;
	} else {
	    char *msg = NULL;
	    HTSprintf0(&msg, APPEND_SIG_FILE, LynxSigFile);
	    c = HTConfirm(msg);
	    FREE(msg);
	}
	LYStatusLine = -1;
	if (c == YES) {
	    if ((fd = fopen(my_tmpfile, TXT_A)) != NULL) {
		char *buffer = NULL;
		fputs("-- \n", fd);
		while (LYSafeGets(&buffer, fp) != NULL) {
		    fputs(buffer, fd);
		}
		LYCloseOutput(fd);
		FREE(buffer);
	    }
	}
	LYCloseInput(fp);
    }
    LYclear();  /* Clear the screen. */

    /*
     *	Send the message.
     */
#if USE_VMS_MAILER
    /*
     *	Set the mail command. - FM
     */
    if (isPMDF) {
	/*
	 *  For PMDF, put any keywords and the subject
	 *  in the header file and close it. - FM
	 */
	if (!isEmpty(keywords)) {
	    fprintf(hfd, "Keywords: %s\n", keywords);
	}
	fprintf(hfd, "Subject: %s\n\n", the_subject);
	LYCloseTempFP(hfd);
	/*
	 *  Now set up the command. - FM
	 */
	HTSprintf0(&command, "%s %s %s,%s ",
		system_mail,
		system_mail_flags,
		hdrfile,
		my_tmpfile);
    } else {
	/*
	 *  For "generic" VMS MAIL, include the subject in the
	 *  command, and ignore any keywords to minimize risk
	 *  of them making the line too long or having problem
	 *  characters. - FM
	 */
	HTSprintf0(&command, "%s %s%s/subject=\"%s\" %s ",
		system_mail,
		system_mail_flags,
		(strncasecomp(system_mail, "MAIL", 4) ? "" : "/noself"),
		the_subject,
		my_tmpfile);
    }

    vms_append_addrs(&command, to_address, "");
    if (!isEmpty(ccaddr)) {
	vms_append_addrs(&command, ccaddr, "/CC");
    }

    stop_curses();
    printf("%s\n\n$ %s\n\n%s", SENDING_COMMENT, command, PLEASE_WAIT);
    LYSystem(command);	/* SENDING COMMENT (VMS) */
    FREE(command);
    LYSleepAlert();
    start_curses();
#else /* Unix/DOS/Windows */
    /*
     *	Send the tmpfile into sendmail.
     */
    _statusline(SENDING_YOUR_MSG);
#if CAN_PIPE_TO_MAILER
    signal(SIGINT, SIG_IGN);
    if ((fp = LYPipeToMailer()) == 0) {
	HTInfoMsg(CANCELLED);
    }
#else
    if ((fp = LYOpenTemp(tmpfile2, ".txt", "w")) == NULL) {
	HTAlert(MAILTO_URL_TEMPOPEN_FAILED);
    }
#endif /* CAN_PIPE_TO_MAILER */
    if (fp != 0) {
	fd = fopen(my_tmpfile, TXT_R);
	if (fd == NULL) {
	    HTInfoMsg(CANCELLED);
#if CAN_PIPE_TO_MAILER
	    pclose(fp);
#else
	    LYCloseTempFP(fp);
#endif /* CAN_PIPE_TO_MAILER */
	} else {
#if USE_BLAT_MAILER
	    if (!mail_is_blat)
		fputs(header, fp);
#else
	    fputs(header, fp);
#endif
	    while ((n = fread(buf, 1, sizeof(buf), fd)) != 0) {
		fwrite(buf, 1, n, fp);
	    }
#if CAN_PIPE_TO_MAILER
	    pclose(fp);
#else
	    LYCloseTempFP(fp);	/* Close the tmpfile. */
	    LYSendMailFile (
		to_address,
		tmpfile2,
		the_subject,
		ccaddr,
		SENDING_COMMENT);
	    LYRemoveTemp(tmpfile2);	/* Delete the tmpfile. */
#endif /* CAN_PIPE_TO_MAILER */
	    LYCloseInput(fd); /* Close the tmpfile. */
	}
    }
#endif /* USE_VMS_MAILER */
    goto cleanup;

    /*
     *	Come here to cleanup and exit.
     */
cancelled:
    HTInfoMsg(CANCELLED);
    LYCloseTempFP(fd);		/* Close the tmpfile.	*/
    scrollok(LYwin,FALSE);	/* Stop scrolling.	*/
cleanup:
    signal(SIGINT, cleanup_sig);
    term_letter = FALSE;

#if USE_VMS_MAILER
    while (LYRemoveTemp(my_tmpfile) == 0)
	;		 /* Delete the tmpfile(s). */
    if (isPMDF) {
	LYRemoveTemp(hdrfile); /* Delete the hdrfile. */
    }
#else
    FREE(header);
    LYRemoveTemp(my_tmpfile);  /* Delete the tmpfile. */
#endif /* VMS */

    FREE(from_address);
    FREE(the_subject);
    FREE(cc_address);
    FREE(to_address);
    FREE(ccaddr);
    FREE(keywords);
    FREE(body);
    return;
}