[PATCH 3/4] cli: add support for replying just to the sender in "notmuch reply"

[Jani Nikula <jani@nikula.org>]

Add new option --no-reply-all to "notmuch reply" to reply just to the
sender instead of sender and all recipients.

Signed-off-by: Jani Nikula <jani@nikula.org>
---
 notmuch-reply.c |   52 ++++++++++++++++++++++++++++++++--------------------
 1 files changed, 32 insertions(+), 20 deletions(-)

diff --git a/notmuch-reply.c b/notmuch-reply.c
index 000f6da..57458ec 100644
--- a/notmuch-reply.c
+++ b/notmuch-reply.c
@@ -170,7 +170,7 @@ address_is_users (const char *address, notmuch_config_t *config)
 
 /* For each address in 'list' that is not configured as one of the
  * user's addresses in 'config', add that address to 'message' as an
- * address of 'type'.
+ * address of 'type', if 'add' is true.
  *
  * The first address encountered that *is* the user's address will be
  * returned, (otherwise NULL is returned).
@@ -179,7 +179,8 @@ static const char *
 add_recipients_for_address_list (GMimeMessage *message,
 				 notmuch_config_t *config,
 				 GMimeRecipientType type,
-				 InternetAddressList *list)
+				 InternetAddressList *list,
+				 notmuch_bool_t add)
 {
     InternetAddress *address;
     int i;
@@ -197,7 +198,7 @@ add_recipients_for_address_list (GMimeMessage *message,
 		continue;
 
 	    add_recipients_for_address_list (message, config,
-					     type, group_list);
+					     type, group_list, add);
 	} else {
 	    InternetAddressMailbox *mailbox;
 	    const char *name;
@@ -211,7 +212,7 @@ add_recipients_for_address_list (GMimeMessage *message,
 	    if (address_is_users (addr, config)) {
 		if (ret == NULL)
 		    ret = addr;
-	    } else {
+	    } else if (add) {
 		g_mime_message_add_recipient (message, type, name, addr);
 	    }
 	}
@@ -222,7 +223,7 @@ add_recipients_for_address_list (GMimeMessage *message,
 
 /* For each address in 'recipients' that is not configured as one of
  * the user's addresses in 'config', add that address to 'message' as
- * an address of 'type'.
+ * an address of 'type', if 'add' is true.
  *
  * The first address encountered that *is* the user's address will be
  * returned, (otherwise NULL is returned).
@@ -231,7 +232,8 @@ static const char *
 add_recipients_for_string (GMimeMessage *message,
 			   notmuch_config_t *config,
 			   GMimeRecipientType type,
-			   const char *recipients)
+			   const char *recipients,
+			   notmuch_bool_t add)
 {
     InternetAddressList *list;
 
@@ -242,7 +244,7 @@ add_recipients_for_string (GMimeMessage *message,
     if (list == NULL)
 	return NULL;
 
-    return add_recipients_for_address_list (message, config, type, list);
+    return add_recipients_for_address_list (message, config, type, list, add);
 }
 
 /* Does the address in the Reply-To header of 'message' already appear
@@ -284,7 +286,9 @@ reply_to_header_is_redundant (notmuch_message_t *message)
     return 0;
 }
 
-/* Augments the recipients of reply from the headers of message.
+/* Augments the recipients of reply from the headers of message. If 'reply_all'
+ * is true, use sender and all recipients, otherwise use just the sender
+ * ("reply-to" or "from" headers).
  *
  * If any of the user's addresses were found in these headers, the first
  * of these returned, otherwise NULL is returned.
@@ -292,17 +296,19 @@ reply_to_header_is_redundant (notmuch_message_t *message)
 static const char *
 add_recipients_from_message (GMimeMessage *reply,
 			     notmuch_config_t *config,
-			     notmuch_message_t *message)
+			     notmuch_message_t *message,
+			     notmuch_bool_t reply_all)
 {
     struct {
 	const char *header;
 	const char *fallback;
 	GMimeRecipientType recipient_type;
+	notmuch_bool_t always; /* use entry when not reply_all */
     } reply_to_map[] = {
-	{ "reply-to", "from", GMIME_RECIPIENT_TYPE_TO  },
-	{ "to",         NULL, GMIME_RECIPIENT_TYPE_TO  },
-	{ "cc",         NULL, GMIME_RECIPIENT_TYPE_CC  },
-	{ "bcc",        NULL, GMIME_RECIPIENT_TYPE_BCC }
+	{ "reply-to", "from", GMIME_RECIPIENT_TYPE_TO,	TRUE },
+	{ "to",         NULL, GMIME_RECIPIENT_TYPE_TO,	FALSE },
+	{ "cc",         NULL, GMIME_RECIPIENT_TYPE_CC,	FALSE },
+	{ "bcc",        NULL, GMIME_RECIPIENT_TYPE_BCC,	FALSE }
     };
     const char *from_addr = NULL;
     unsigned int i;
@@ -334,7 +340,8 @@ add_recipients_from_message (GMimeMessage *reply,
 
 	addr = add_recipients_for_string (reply, config,
 					  reply_to_map[i].recipient_type,
-					  recipients);
+					  recipients,
+					  reply_all || reply_to_map[i].always);
 	if (from_addr == NULL)
 	    from_addr = addr;
     }
@@ -480,7 +487,8 @@ static int
 notmuch_reply_format_default(void *ctx,
 			     notmuch_config_t *config,
 			     notmuch_query_t *query,
-			     notmuch_show_params_t *params)
+			     notmuch_show_params_t *params,
+			     notmuch_bool_t reply_all)
 {
     GMimeMessage *reply;
     notmuch_messages_t *messages;
@@ -509,7 +517,8 @@ notmuch_reply_format_default(void *ctx,
 	    g_mime_message_set_subject (reply, subject);
 	}
 
-	from_addr = add_recipients_from_message (reply, config, message);
+	from_addr = add_recipients_from_message (reply, config, message,
+						 reply_all);
 
 	if (from_addr == NULL)
 	    from_addr = guess_from_received_header (config, message);
@@ -558,7 +567,8 @@ static int
 notmuch_reply_format_headers_only(void *ctx,
 				  notmuch_config_t *config,
 				  notmuch_query_t *query,
-				  unused (notmuch_show_params_t *params))
+				  unused (notmuch_show_params_t *params),
+				  notmuch_bool_t reply_all)
 {
     GMimeMessage *reply;
     notmuch_messages_t *messages;
@@ -598,7 +608,7 @@ notmuch_reply_format_headers_only(void *ctx,
 	g_mime_object_set_header (GMIME_OBJECT (reply),
 				  "References", references);
 
-	(void)add_recipients_from_message (reply, config, message);
+	(void)add_recipients_from_message (reply, config, message, reply_all);
 
 	reply_headers = g_mime_object_to_string (GMIME_OBJECT (reply));
 	printf ("%s", reply_headers);
@@ -625,10 +635,11 @@ notmuch_reply_command (void *ctx, int argc, char *argv[])
     notmuch_query_t *query;
     char *query_string;
     int opt_index, ret = 0;
-    int (*reply_format_func)(void *ctx, notmuch_config_t *config, notmuch_query_t *query, notmuch_show_params_t *params);
+    int (*reply_format_func)(void *ctx, notmuch_config_t *config, notmuch_query_t *query, notmuch_show_params_t *params, notmuch_bool_t reply_all);
     notmuch_show_params_t params = { .part = -1 };
     int format = FORMAT_DEFAULT;
     notmuch_bool_t decrypt = FALSE;
+    notmuch_bool_t no_reply_all = FALSE;
 
     notmuch_opt_desc_t options[] = {
 	{ NOTMUCH_OPT_KEYWORD, &format, "format", 'f',
@@ -636,6 +647,7 @@ notmuch_reply_command (void *ctx, int argc, char *argv[])
 				  { "headers-only", FORMAT_HEADERS_ONLY },
 				  { 0, 0 } } },
 	{ NOTMUCH_OPT_BOOLEAN, &decrypt, "decrypt", 'd', 0 },
+	{ NOTMUCH_OPT_BOOLEAN, &no_reply_all, "no-reply-all", 'r', 0 },
 	{ 0, 0, 0, 0, 0 }
     };
 
@@ -688,7 +700,7 @@ notmuch_reply_command (void *ctx, int argc, char *argv[])
 	return 1;
     }
 
-    if (reply_format_func (ctx, config, query, &params) != 0)
+    if (reply_format_func (ctx, config, query, &params, !no_reply_all) != 0)
 	return 1;
 
     notmuch_query_destroy (query);
-- 
1.7.5.4