X-Git-Url: http://git.marmaro.de/?a=blobdiff_plain;f=uip%2Fsend.c;h=e1e751866243e2e363c1eada0e513b56c058c7f6;hb=5b093c3d779ddbbd09a233c8cf7a20c0d0d15d1c;hp=0660e9588a376d52f640b0be4a4a81785ec06c03;hpb=ca0b3e830b86700d9e5e31b1784de2bdcaf58fc5;p=mmh

diff --git a/uip/send.c b/uip/send.c
index 0660e95..e1e7518 100644
--- a/uip/send.c
+++ b/uip/send.c
@@ -46,6 +46,7 @@ static void armed_done(int) NORETURN;
 static void anno(struct stat *);
 static int sendaux(char **, int, char *, struct stat *);
 static int attach(char *);
+static int signandenc(char *);
 static void clean_up_temporary_files(void);
 static int get_line(void);
 static void make_mime_composition_file_entry(char *);
@@ -69,7 +70,7 @@ static struct swit switches[] = {
 int
 main(int argc, char **argv)
 {
-	int msgp = 0, nfiles = 0, distsw = 0, vecp = 1;
+	int nmsgs = 0, nfiles = 0, distsw = 0, vecp = 1;
 	int msgnum, status;
 	int in, out;
 	int n;
@@ -121,43 +122,47 @@ main(int argc, char **argv)
 			if (*cp == '/') {
 				files[nfiles++] = cp;
 			} else {
-				msgs[msgp++] = cp;
+				msgs[nmsgs++] = cp;
 			}
 		}
 	}
 
-	if (!msgp && !nfiles) {
-		msgs[msgp++] = seq_cur;
+	if (!nmsgs && !nfiles) {
+		msgs[nmsgs++] = seq_cur;
 	}
-	maildir = toabsdir(draftfolder);
 
-	if (chdir(maildir) == NOTOK) {
-		adios(maildir, "unable to change directory to");
-	}
-
-	if (!(mp = folder_read(draftfolder))) {
-		adios(NULL, "unable to read draft folder %s", draftfolder);
-	}
-	if (mp->nummsg == 0) {
-		adios(NULL, "no messages in draft folder %s", draftfolder);
-	}
-	/* parse all the message ranges/sequences and set SELECTED */
-	for (msgnum = 0; msgnum < msgp; msgnum++) {
-		if (!m_convert(mp, msgs[msgnum])) {
-			done(1);
+	if (nmsgs) {
+		maildir = toabsdir(draftfolder);
+		if (chdir(maildir) == NOTOK) {
+			adios(maildir, "unable to change directory to");
 		}
-	}
-	seq_setprev(mp);
+		if (!(mp = folder_read(draftfolder))) {
+			adios(NULL, "unable to read draft folder %s",
+					draftfolder);
+		}
+		if (mp->nummsg == 0) {
+			adios(NULL, "no messages in draft folder %s",
+					draftfolder);
+		}
+		/* parse all the msgranges/sequences and set SELECTED */
+		for (msgnum = 0; msgnum < nmsgs; msgnum++) {
+			if (!m_convert(mp, msgs[msgnum])) {
+				done(1);
+			}
+		}
+		seq_setprev(mp);
 
-	for (msgp = 0, msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
-		if (is_selected(mp, msgnum)) {
-			files[nfiles++] = getcpy(m_name(msgnum));
-			unset_exists(mp, msgnum);
+		for (nmsgs = 0, msgnum = mp->lowsel;
+				msgnum <= mp->hghsel; msgnum++) {
+			if (is_selected(mp, msgnum)) {
+				files[nfiles++] = getcpy(m_name(msgnum));
+				unset_exists(mp, msgnum);
+			}
 		}
-	}
 
-	mp->msgflags |= SEQMOD;
-	seq_save(mp);
+		mp->msgflags |= SEQMOD;
+		seq_save(mp);
+	}
 
 	if (!(cp = getenv("SIGNATURE")) || !*cp) {
 		if ((cp = context_find("signature")) && *cp) {
@@ -165,9 +170,9 @@ main(int argc, char **argv)
 		}
 	}
 
-	for (msgnum = 0; msgnum < nfiles; msgnum++) {
-		if (stat(files[msgnum], &st) == NOTOK) {
-			adios(files[msgnum], "unable to stat draft file");
+	for (n = 0; n < nfiles; n++) {
+		if (stat(files[n], &st) == NOTOK) {
+			adios(files[n], "unable to stat draft file");
 		}
 	}
 
@@ -206,8 +211,8 @@ main(int argc, char **argv)
 		close(n);
 	}
 
-	for (msgnum = 0; msgnum < nfiles; msgnum++) {
-		switch (sendsbr(vec, vecp, files[msgnum], &st)) {
+	for (n = 0; n < nfiles; n++) {
+		switch (sendsbr(vec, vecp, files[n], &st)) {
 		case DONE:
 			done(++status);
 		case NOTOK:
@@ -261,6 +266,26 @@ sendsbr(char **vec, int vecp, char *drft, struct stat *st)
 		break;
 	}
 
+	/*
+	** Sign and encrypt the message as needed.
+	** Use the mhbuild composition file for the draft if there was
+	** a successful conversion because that now contains the MIME
+	** message.  A nice side effect of this is that it leaves the
+	** original draft file untouched so that it can be retrieved
+	** and modified if desired.
+	*/
+	switch (signandenc(drft)) {
+	case OK:
+		drft = composition_file_name;
+		break;
+
+	case NOTOK:
+		return (NOTOK);
+
+	case DONE:
+		break;
+	}
+
 	done=armed_done;
 	switch (setjmp(env)) {
 	case OK:
@@ -404,9 +429,7 @@ attach(char *draft_file_name)
 	while (get_line() != EOF && *field && *field != '-') {
 		if (strncasecmp(field, attach_hdr, length) == 0 &&
 				field[length] == ':') {
-			for (p = field+length+1; *p==' ' || *p=='\t'; p++) {
-				continue;
-			}
+			p = trim(field+length+1);
 			if (*p == '+') {
 				/* forwarded message */
 				fprintf(composition_file, "#forw [forwarded message(s)] %s\n", p);
@@ -434,6 +457,53 @@ attach(char *draft_file_name)
 	return (OK);
 }
 
+static int
+signandenc(char *draft_file_name)
+{
+	char buf[BUFSIZ];
+	int dosign = 0;
+	int doenc = 0;
+
+	if (!(draft_file = fopen(draft_file_name, "r"))) {
+		adios(NULL, "can't open draft file `%s'.", draft_file_name);
+	}
+
+	/* We'll grow the buffer as needed. */
+	field = (char *)mh_xmalloc(field_size = 256);
+
+	/* Scan the draft file for an attachment header field name. */
+	while (get_line() != EOF && *field != '\0' && *field != '-') {
+		if (strncasecmp(field, sign_hdr, strlen(sign_hdr))==0 &&
+				field[strlen(sign_hdr)] == ':') {
+			dosign = 1;
+		}
+		if (strncasecmp(field, enc_hdr, strlen(enc_hdr))==0 &&
+				field[strlen(enc_hdr)] == ':') {
+			doenc = 1;
+		}
+	}
+	if (!dosign && !doenc) {
+		return DONE;
+	}
+
+	strcpy(composition_file_name, draft_file_name);
+
+	/* We're ready to roll! */
+	sprintf(buf, "mhsign -m%s '%s'", doenc ? " -e" : "",
+			draft_file_name);
+	if (system(buf) != 0) {
+		/* some problem */
+		return (NOTOK);
+	}
+	/* Remove the automatically created backup of mhsign. */
+	snprintf(buf, sizeof buf, "%s.orig", draft_file_name);
+	if (unlink(buf) == -1) {
+		advise(NULL, "unable to remove original draft file.");
+	}
+
+	return (OK);
+}
+
 static void
 clean_up_temporary_files(void)
 {
@@ -481,6 +551,7 @@ make_mime_composition_file_entry(char *file_name)
 	char content_type[BUFSIZ];
 	char cmdbuf[BUFSIZ];
 	char *cmd = mimetypequeryproc;
+	int semicolon = 0;
 
 	for (np = m_defs; np; np = np->n_next) {
 		if (strcasecmp(np->n_name, mimetypequery)==0) {
@@ -511,11 +582,23 @@ make_mime_composition_file_entry(char *file_name)
 		adios(NULL, "unable to access file `%s'", file_name);
 	}
 
-	cp = (!(cp = strrchr(file_name, '/'))) ? file_name : cp + 1;
-	fprintf(composition_file, "#%s; name=\"%s\" <> [%s] {attachment}",
-			content_type, cp, cp);
+	/* Check for broken file(1). See man page mh-profile(5). */
+	for (cp=content_type; *cp; cp++) {
+		if (isspace(*cp)) {
+			if (!semicolon) {
+				adios(NULL, "Sorry, your Mime-Type-Query command (%s) is broken.\n\tThe output misses a semicolon before the whitespace.\n\tOutput was: %s", cmd, content_type);
+			}
+		} else if (*cp == ';') {
+			semicolon = 1;
+		} else {
+			semicolon = 0;
+		}
+	}
 
-	fprintf(composition_file, " %s\n", file_name);
+	cp = (!(cp = strrchr(file_name, '/'))) ? file_name : cp + 1;
+	fprintf(composition_file,
+			"#%s; name=\"%s\" <> [%s] {attachment} %s\n",
+			content_type, cp, cp, file_name);
 
 	return;
 }