#include "notmuch-client.h"
#include "gmime-filter-reply.h"
+#include "gmime-filter-headers.h"
static void
-reply_part(GMimeObject *part, int *part_count)
+reply_part_content (GMimeObject *part)
+{
+ GMimeStream *stream_stdout = NULL, *stream_filter = NULL;
+ GMimeDataWrapper *wrapper;
+ const char *charset;
+
+ charset = g_mime_object_get_content_type_parameter (part, "charset");
+ stream_stdout = g_mime_stream_file_new (stdout);
+ if (stream_stdout) {
+ g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream_stdout), FALSE);
+ stream_filter = g_mime_stream_filter_new(stream_stdout);
+ if (charset) {
+ g_mime_stream_filter_add(GMIME_STREAM_FILTER(stream_filter),
+ g_mime_filter_charset_new(charset, "UTF-8"));
+ }
+ }
+ g_mime_stream_filter_add(GMIME_STREAM_FILTER(stream_filter),
+ g_mime_filter_reply_new(TRUE));
+ wrapper = g_mime_part_get_content_object (GMIME_PART (part));
+ if (wrapper && stream_filter)
+ g_mime_data_wrapper_write_to_stream (wrapper, stream_filter);
+ if (stream_filter)
+ g_object_unref(stream_filter);
+ if (stream_stdout)
+ g_object_unref(stream_stdout);
+}
+
+static void
+show_reply_headers (GMimeMessage *message)
+{
+ GMimeStream *stream_stdout = NULL, *stream_filter = NULL;
+
+ stream_stdout = g_mime_stream_file_new (stdout);
+ if (stream_stdout) {
+ g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream_stdout), FALSE);
+ stream_filter = g_mime_stream_filter_new(stream_stdout);
+ if (stream_filter) {
+ g_mime_stream_filter_add(GMIME_STREAM_FILTER(stream_filter),
+ g_mime_filter_headers_new());
+ g_mime_object_write_to_stream(GMIME_OBJECT(message), stream_filter);
+ g_object_unref(stream_filter);
+ }
+ g_object_unref(stream_stdout);
+ }
+}
+
+static void
+reply_part (GMimeObject *part, int *part_count)
{
GMimeContentDisposition *disposition;
GMimeContentType *content_type;
- GMimeDataWrapper *wrapper;
(void) part_count;
disposition = g_mime_object_get_content_disposition (part);
const char *filename = g_mime_part_get_filename (GMIME_PART (part));
content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
- printf ("Attachment: %s (%s)\n", filename,
- g_mime_content_type_to_string (content_type));
+ if (g_mime_content_type_is_type (content_type, "text", "*") &&
+ !g_mime_content_type_is_type (content_type, "text", "html"))
+ {
+ reply_part_content (part);
+ }
+ else
+ {
+ printf ("Attachment: %s (%s)\n", filename,
+ g_mime_content_type_to_string (content_type));
+ }
+
return;
}
if (g_mime_content_type_is_type (content_type, "text", "*") &&
!g_mime_content_type_is_type (content_type, "text", "html"))
{
- GMimeStream *stream_stdout = NULL, *stream_filter = NULL;
- stream_stdout = g_mime_stream_file_new (stdout);
- if (stream_stdout) {
- g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream_stdout), FALSE);
- stream_filter = g_mime_stream_filter_new(stream_stdout);
- }
- g_mime_stream_filter_add(GMIME_STREAM_FILTER(stream_filter),
- g_mime_filter_reply_new(TRUE));
- wrapper = g_mime_part_get_content_object (GMIME_PART (part));
- if (wrapper && stream_filter)
- g_mime_data_wrapper_write_to_stream (wrapper, stream_filter);
- if (stream_filter)
- g_object_unref(stream_filter);
- if (stream_stdout)
- g_object_unref(stream_stdout);
+ reply_part_content (part);
}
else
{
{
const char *primary;
char **other;
- unsigned int i, other_len;
+ size_t i, other_len;
primary = notmuch_config_get_user_primary_email (config);
- if (strcmp (primary, address) == 0)
+ if (strcasecmp (primary, address) == 0)
return 1;
other = notmuch_config_get_user_other_email (config, &other_len);
for (i = 0; i < other_len; i++)
- if (strcmp (other[i], address) == 0)
+ if (strcasecmp (other[i], address) == 0)
return 1;
return 0;
}
-static void
+/* 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'.
+ *
+ * The first address encountered that *is* the user's address will be
+ * returned, (otherwise NULL is returned).
+ */
+static const char *
add_recipients_for_address_list (GMimeMessage *message,
notmuch_config_t *config,
GMimeRecipientType type,
{
InternetAddress *address;
int i;
+ const char *ret = NULL;
for (i = 0; i < internet_address_list_length (list); i++) {
address = internet_address_list_get_address (list, i);
name = internet_address_get_name (address);
addr = internet_address_mailbox_get_addr (mailbox);
- if (! address_is_users (addr, config))
+ if (address_is_users (addr, config)) {
+ if (ret == NULL)
+ ret = addr;
+ } else {
g_mime_message_add_recipient (message, type, name, addr);
+ }
}
}
+
+ return ret;
}
-static void
+/* 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'.
+ *
+ * The first address encountered that *is* the user's address will be
+ * returned, (otherwise NULL is returned).
+ */
+static const char *
add_recipients_for_string (GMimeMessage *message,
notmuch_config_t *config,
GMimeRecipientType type,
list = internet_address_list_parse_string (recipients);
if (list == NULL)
- return;
+ return NULL;
- add_recipients_for_address_list (message, config, type, list);
+ return add_recipients_for_address_list (message, config, type, list);
}
-int
-notmuch_reply_command (void *ctx, int argc, char *argv[])
+/* Does the address in the Reply-To header of 'message' already appear
+ * in either the 'To' or 'Cc' header of the message?
+ */
+static int
+reply_to_header_is_redundant (notmuch_message_t *message)
+{
+ const char *header, *addr;
+ InternetAddressList *list;
+ InternetAddress *address;
+ InternetAddressMailbox *mailbox;
+
+ header = notmuch_message_get_header (message, "reply-to");
+ if (*header == '\0')
+ return 0;
+
+ list = internet_address_list_parse_string (header);
+
+ if (internet_address_list_length (list) != 1)
+ return 0;
+
+ address = internet_address_list_get_address (list, 0);
+ if (INTERNET_ADDRESS_IS_GROUP (address))
+ return 0;
+
+ mailbox = INTERNET_ADDRESS_MAILBOX (address);
+ addr = internet_address_mailbox_get_addr (mailbox);
+
+ if (strstr (notmuch_message_get_header (message, "to"), addr) != 0 ||
+ strstr (notmuch_message_get_header (message, "cc"), addr) != 0)
+ {
+ return 1;
+ }
+
+ return 0;
+}
+
+/* Augments the recipients of reply from the headers of message.
+ *
+ * If any of the user's addresses were found in these headers, the first
+ * of these returned, otherwise NULL is returned.
+ */
+static const char *
+add_recipients_from_message (GMimeMessage *reply,
+ notmuch_config_t *config,
+ notmuch_message_t *message)
{
- notmuch_config_t *config;
- notmuch_database_t *notmuch;
- notmuch_query_t *query;
- GMimeMessage *reply;
- char *query_string;
- notmuch_messages_t *messages;
- notmuch_message_t *message;
- int ret = 0;
- const char *subject, *recipients;
- const char *in_reply_to, *orig_references, *references;
- char *reply_headers;
struct {
const char *header;
+ const char *fallback;
GMimeRecipientType recipient_type;
} reply_to_map[] = {
- { "from", GMIME_RECIPIENT_TYPE_TO },
- { "to", GMIME_RECIPIENT_TYPE_TO },
- { "cc", GMIME_RECIPIENT_TYPE_CC },
- { "bcc", GMIME_RECIPIENT_TYPE_BCC }
+ { "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 }
};
+ const char *from_addr = NULL;
unsigned int i;
- config = notmuch_config_open (ctx, NULL, NULL);
- if (config == NULL)
- return 1;
+ /* Some mailing lists munge the Reply-To header despite it being A Bad
+ * Thing, see http://www.unicom.com/pw/reply-to-harmful.html
+ *
+ * The munging is easy to detect, because it results in a
+ * redundant reply-to header, (with an address that already exists
+ * in either To or Cc). So in this case, we ignore the Reply-To
+ * field and use the From header. Thie ensures the original sender
+ * will get the reply even if not subscribed to the list. Note
+ * that the address in the Reply-To header will always appear in
+ * the reply.
+ */
+ if (reply_to_header_is_redundant (message)) {
+ reply_to_map[0].header = "from";
+ reply_to_map[0].fallback = NULL;
+ }
- notmuch = notmuch_database_open (notmuch_config_get_database_path (config));
- if (notmuch == NULL)
- return 1;
+ for (i = 0; i < ARRAY_SIZE (reply_to_map); i++) {
+ const char *addr, *recipients;
- query_string = query_string_from_args (ctx, argc, argv);
- if (query_string == NULL) {
- fprintf (stderr, "Out of memory\n");
- return 1;
+ recipients = notmuch_message_get_header (message,
+ reply_to_map[i].header);
+ if ((recipients == NULL || recipients[0] == '\0') && reply_to_map[i].fallback)
+ recipients = notmuch_message_get_header (message,
+ reply_to_map[i].fallback);
+
+ addr = add_recipients_for_string (reply, config,
+ reply_to_map[i].recipient_type,
+ recipients);
+ if (from_addr == NULL)
+ from_addr = addr;
}
- query = notmuch_query_create (notmuch, query_string);
- if (query == NULL) {
- fprintf (stderr, "Out of memory\n");
- return 1;
+ return from_addr;
+}
+
+static const char *
+guess_from_received_header (notmuch_config_t *config, notmuch_message_t *message)
+{
+ const char *received,*primary;
+ char **other;
+ char *by,*mta,*ptr,*token;
+ char *domain=NULL;
+ char *tld=NULL;
+ const char *delim=". \t";
+ size_t i,other_len;
+
+ received = notmuch_message_get_header (message, "received");
+ by = strstr (received, " by ");
+ if (by && *(by+4)) {
+ /* sadly, the format of Received: headers is a bit inconsistent,
+ * depending on the MTA used. So we try to extract just the MTA
+ * here by removing leading whitespace and assuming that the MTA
+ * name ends at the next whitespace
+ * we test for *(by+4) to be non-'\0' to make sure there's something
+ * there at all - and then assume that the first whitespace delimited
+ * token that follows is the last receiving server
+ */
+ mta = strdup (by+4);
+ if (mta == NULL)
+ return NULL;
+ token = strtok(mta," \t");
+ if (token == NULL)
+ return NULL;
+ /* Now extract the last two components of the MTA host name
+ * as domain and tld
+ */
+ while ((ptr = strsep (&token, delim)) != NULL) {
+ if (*ptr == '\0')
+ continue;
+ domain = tld;
+ tld = ptr;
+ }
+
+ if (domain) {
+ /* recombine domain and tld and look for it among the configured
+ * email addresses
+ */
+ *(tld-1) = '.';
+ primary = notmuch_config_get_user_primary_email (config);
+ if (strcasestr (primary, domain)) {
+ free (mta);
+ return primary;
+ }
+ other = notmuch_config_get_user_other_email (config, &other_len);
+ for (i = 0; i < other_len; i++)
+ if (strcasestr (other[i], domain)) {
+ free (mta);
+ return other[i];
+ }
+ }
+
+ free (mta);
}
+ return NULL;
+}
+
+static int
+notmuch_reply_format_default(void *ctx, notmuch_config_t *config, notmuch_query_t *query)
+{
+ GMimeMessage *reply;
+ notmuch_messages_t *messages;
+ notmuch_message_t *message;
+ const char *subject, *from_addr = NULL;
+ const char *in_reply_to, *orig_references, *references;
+
for (messages = notmuch_query_search_messages (query);
- notmuch_messages_has_more (messages);
- notmuch_messages_advance (messages))
+ notmuch_messages_valid (messages);
+ notmuch_messages_move_to_next (messages))
{
message = notmuch_messages_get (messages);
return 1;
}
- /* XXX: We need a configured email address (or addresses) for
- * the user here, so that we can prevent replying to the user,
- * and also call _mime_message_set_sender to set From: (either
- * from the first "owned" address mentioned as a recipient in
- * the original message, or else some default address).
- */
-
subject = notmuch_message_get_header (message, "subject");
-
if (strncasecmp (subject, "Re:", 3))
subject = talloc_asprintf (ctx, "Re: %s", subject);
g_mime_message_set_subject (reply, subject);
- for (i = 0; i < ARRAY_SIZE (reply_to_map); i++) {
- recipients = notmuch_message_get_header (message,
- reply_to_map[i].header);
- add_recipients_for_string (reply, config,
- reply_to_map[i].recipient_type,
- recipients);
- }
+ from_addr = add_recipients_from_message (reply, config, message);
+
+ if (from_addr == NULL)
+ from_addr = guess_from_received_header (config, message);
+
+ if (from_addr == NULL)
+ from_addr = notmuch_config_get_user_primary_email (config);
+
+ from_addr = talloc_asprintf (ctx, "%s <%s>",
+ notmuch_config_get_user_name (config),
+ from_addr);
+ g_mime_object_set_header (GMIME_OBJECT (reply),
+ "From", from_addr);
+
+ g_mime_object_set_header (GMIME_OBJECT (reply), "Bcc",
+ notmuch_config_get_user_primary_email (config));
in_reply_to = talloc_asprintf (ctx, "<%s>",
notmuch_message_get_message_id (message));
g_mime_object_set_header (GMIME_OBJECT (reply),
"References", references);
- reply_headers = g_mime_object_to_string (GMIME_OBJECT (reply));
- printf ("%s", reply_headers);
- free (reply_headers);
+ show_reply_headers (reply);
g_object_unref (G_OBJECT (reply));
reply = NULL;
notmuch_message_destroy (message);
}
+ return 0;
+}
+
+/* This format is currently tuned for a git send-email --notmuch hook */
+static int
+notmuch_reply_format_headers_only(void *ctx, notmuch_config_t *config, notmuch_query_t *query)
+{
+ GMimeMessage *reply;
+ notmuch_messages_t *messages;
+ notmuch_message_t *message;
+ const char *in_reply_to, *orig_references, *references;
+ char *reply_headers;
+
+ for (messages = notmuch_query_search_messages (query);
+ notmuch_messages_valid (messages);
+ notmuch_messages_move_to_next (messages))
+ {
+ message = notmuch_messages_get (messages);
+
+ /* The 0 means we do not want headers in a "pretty" order. */
+ reply = g_mime_message_new (0);
+ if (reply == NULL) {
+ fprintf (stderr, "Out of memory\n");
+ return 1;
+ }
+
+ in_reply_to = talloc_asprintf (ctx, "<%s>",
+ notmuch_message_get_message_id (message));
+
+ g_mime_object_set_header (GMIME_OBJECT (reply),
+ "In-Reply-To", in_reply_to);
+
+
+ orig_references = notmuch_message_get_header (message, "references");
+
+ /* We print In-Reply-To followed by References because git format-patch treats them
+ * specially. Git does not interpret the other headers specially
+ */
+ references = talloc_asprintf (ctx, "%s%s%s",
+ orig_references ? orig_references : "",
+ orig_references ? " " : "",
+ in_reply_to);
+ g_mime_object_set_header (GMIME_OBJECT (reply),
+ "References", references);
+
+ (void)add_recipients_from_message (reply, config, message);
+
+ g_mime_object_set_header (GMIME_OBJECT (reply), "Bcc",
+ notmuch_config_get_user_primary_email (config));
+
+ reply_headers = g_mime_object_to_string (GMIME_OBJECT (reply));
+ printf ("%s", reply_headers);
+ free (reply_headers);
+
+ g_object_unref (G_OBJECT (reply));
+ reply = NULL;
+
+ notmuch_message_destroy (message);
+ }
+ return 0;
+}
+
+int
+notmuch_reply_command (void *ctx, int argc, char *argv[])
+{
+ notmuch_config_t *config;
+ notmuch_database_t *notmuch;
+ notmuch_query_t *query;
+ char *opt, *query_string;
+ int i, ret = 0;
+ int (*reply_format_func)(void *ctx, notmuch_config_t *config, notmuch_query_t *query);
+
+ reply_format_func = notmuch_reply_format_default;
+
+ for (i = 0; i < argc && argv[i][0] == '-'; i++) {
+ if (strcmp (argv[i], "--") == 0) {
+ i++;
+ break;
+ }
+ if (STRNCMP_LITERAL (argv[i], "--format=") == 0) {
+ opt = argv[i] + sizeof ("--format=") - 1;
+ if (strcmp (opt, "default") == 0) {
+ reply_format_func = notmuch_reply_format_default;
+ } else if (strcmp (opt, "headers-only") == 0) {
+ reply_format_func = notmuch_reply_format_headers_only;
+ } else {
+ fprintf (stderr, "Invalid value for --format: %s\n", opt);
+ return 1;
+ }
+ } else {
+ fprintf (stderr, "Unrecognized option: %s\n", argv[i]);
+ return 1;
+ }
+ }
+
+ argc -= i;
+ argv += i;
+
+ config = notmuch_config_open (ctx, NULL, NULL);
+ if (config == NULL)
+ return 1;
+
+ query_string = query_string_from_args (ctx, argc, argv);
+ if (query_string == NULL) {
+ fprintf (stderr, "Out of memory\n");
+ return 1;
+ }
+
+ if (*query_string == '\0') {
+ fprintf (stderr, "Error: notmuch reply requires at least one search term.\n");
+ return 1;
+ }
+
+ notmuch = notmuch_database_open (notmuch_config_get_database_path (config),
+ NOTMUCH_DATABASE_MODE_READ_ONLY);
+ if (notmuch == NULL)
+ return 1;
+
+ query = notmuch_query_create (notmuch, query_string);
+ if (query == NULL) {
+ fprintf (stderr, "Out of memory\n");
+ return 1;
+ }
+
+ if (reply_format_func (ctx, config, query) != 0)
+ return 1;
notmuch_query_destroy (query);
notmuch_database_close (notmuch);