Remove all Bcc headers before sending to the smtp server.

2003-02-22  Jeffrey Stedfast  <fejj@ximian.com>

	* providers/smtp/camel-smtp-transport.c (smtp_data): Remove all
	Bcc headers before sending to the smtp server.

	* providers/sendmail/camel-sendmail-transport.c
	(sendmail_send_to): Remove all Bcc headers before sending to
	sendmail.

svn path=/trunk/; revision=20000

2 files changed, 53 insertions, 14 deletions

diff --git a/camel/providers/sendmail/camel-sendmail-transport.c b/camel/providers/sendmail/camel-sendmail-transport.c
index 1af237f239..58993da96d 100644
--- a/camel/providers/sendmail/camel-sendmail-transport.c
+++ b/camel/providers/sendmail/camel-sendmail-transport.c
@@ -87,10 +87,12 @@ sendmail_send_to (CamelTransport *transport, CamelMimeMessage *message,
 {
 	const char *from_addr, *addr, **argv;
 	int i, len, fd[2], nullfd, wstat;
+	struct _header_raw *header;
+	GSList *n, *bcc = NULL;
 	sigset_t mask, omask;
 	CamelStream *out;
 	pid_t pid;
-
+	
 	if (!camel_internet_address_get (CAMEL_INTERNET_ADDRESS (from), 0, NULL, &from_addr))
 		return FALSE;
 	
@@ -115,12 +117,26 @@ sendmail_send_to (CamelTransport *transport, CamelMimeMessage *message,
 	
 	argv[i + 5] = NULL;
 	
+	/* copy and remove the bcc headers */
+	header = CAMEL_MIME_PART (message)->headers;
+	while (header) {
+		if (!strcasecmp (header->name, "Bcc"))
+			bcc = g_slist_append (bcc, g_strdup (header->value));
+		header = header->next;
+	}
+	
+	n = bcc;
+	while (n) {
+		camel_medium_remove_header (CAMEL_MEDIUM (message), "Bcc");
+		n = n->next;
+	}
+	
 	if (pipe (fd) == -1) {
 		camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
 				      _("Could not create pipe to sendmail: "
 					"%s: mail not sent"),
 				      g_strerror (errno));
-		return FALSE;
+		goto exception;
 	}
 	
 	/* Block SIGCHLD so the calling application doesn't notice
@@ -139,7 +155,8 @@ sendmail_send_to (CamelTransport *transport, CamelMimeMessage *message,
 				      g_strerror (errno));
 		sigprocmask (SIG_SETMASK, &omask, NULL);
 		g_free (argv);
-		return FALSE;
+		
+		goto exception;
 	case 0:
 		/* Child process */
 		nullfd = open ("/dev/null", O_RDWR);
@@ -170,7 +187,7 @@ sendmail_send_to (CamelTransport *transport, CamelMimeMessage *message,
 		
 		sigprocmask (SIG_SETMASK, &omask, NULL);
 		
-		return FALSE;
+		goto exception;
 	}
 	
 	camel_object_unref (CAMEL_OBJECT (out));
@@ -181,6 +198,15 @@ sendmail_send_to (CamelTransport *transport, CamelMimeMessage *message,
 	
 	sigprocmask (SIG_SETMASK, &omask, NULL);
 	
+	/* add the bcc headers back */
+	while (bcc) {
+		n = bcc->next;
+		camel_medium_add_header (CAMEL_MEDIUM (message), "Bcc", bcc->data);
+		g_free (bcc->data);
+		g_slist_free1 (bcc);
+		bcc = n;
+	}
+	
 	if (!WIFEXITED (wstat)) {
 		camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
 				      _("sendmail exited with signal %s: "
@@ -203,6 +229,17 @@ sendmail_send_to (CamelTransport *transport, CamelMimeMessage *message,
 	}
 	
 	return TRUE;
+	
+ exception:
+	
+	/* add the bcc headers back */
+	while (bcc) {
+		n = bcc->next;
+		camel_medium_add_header (CAMEL_MEDIUM (message), "Bcc", bcc->data);
+		g_free (bcc->data);
+		g_slist_free1 (bcc);
+		bcc = n;
+	}
 }
 
 static char *
diff --git a/camel/providers/smtp/camel-smtp-transport.c b/camel/providers/smtp/camel-smtp-transport.c
index 6361dcd7a8..561ccbc4c5 100644
--- a/camel/providers/smtp/camel-smtp-transport.c
+++ b/camel/providers/smtp/camel-smtp-transport.c
@@ -1226,7 +1226,7 @@ smtp_data (CamelSmtpTransport *transport, CamelMimeMessage *message, gboolean ha
 	CamelStreamFilter *filtered_stream;
 	CamelMimeFilter *crlffilter;
 	struct _header_raw *header;
-	GSList *h, *bcc = NULL;
+	GSList *n, *bcc = NULL;
 	int ret;
 	
 	/* if the message contains 8bit/binary mime parts and the server
@@ -1290,20 +1290,22 @@ smtp_data (CamelSmtpTransport *transport, CamelMimeMessage *message, gboolean ha
 		header = header->next;
 	}
 	
-	camel_medium_remove_header (CAMEL_MEDIUM (message), "Bcc");
+	n = bcc;
+	while (n) {
+		camel_medium_remove_header (CAMEL_MEDIUM (message), "Bcc");
+		n = n->next;
+	}
 	
 	/* write the message */
 	ret = camel_data_wrapper_write_to_stream (CAMEL_DATA_WRAPPER (message), CAMEL_STREAM (filtered_stream));
 	
 	/* add the bcc headers back */
-	if (bcc) {
-		h = bcc;
-		while (h) {
-			camel_medium_add_header (CAMEL_MEDIUM (message), "Bcc", h->data);
-			g_free (h->data);
-			h = h->next;
-		}
-		g_slist_free (bcc);
+	while (bcc) {
+		n = bcc->next;
+		camel_medium_add_header (CAMEL_MEDIUM (message), "Bcc", bcc->data);
+		g_free (bcc->data);
+		g_slist_free1 (bcc);
+		bcc = n;
 	}
 	
 	if (ret == -1) {