mirror of
https://git.notmuchmail.org/git/notmuch
synced 2024-11-21 18:38:08 +01:00
00b138ba2a
Apparently this is actually the correct way to do it, it's silly to do it wrong just to conform to one of git's internal data structures.
427 lines
12 KiB
C
427 lines
12 KiB
C
/* notmuch - Not much of an email program, (just index and search)
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*
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* Copyright © 2009 Carl Worth
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* Copyright © 2009 Keith Packard
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see http://www.gnu.org/licenses/ .
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*
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* Authors: Carl Worth <cworth@cworth.org>
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* Keith Packard <keithp@keithp.com>
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*/
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#include "notmuch-client.h"
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#include "gmime-filter-reply.h"
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static const struct {
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const char *header;
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const char *fallback;
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GMimeRecipientType recipient_type;
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} reply_to_map[] = {
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{ "reply-to", "from", GMIME_RECIPIENT_TYPE_TO },
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{ "to", NULL, GMIME_RECIPIENT_TYPE_TO },
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{ "cc", NULL, GMIME_RECIPIENT_TYPE_CC },
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{ "bcc", NULL, GMIME_RECIPIENT_TYPE_BCC }
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};
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static void
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reply_part_content (GMimeObject *part)
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{
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GMimeStream *stream_stdout = NULL, *stream_filter = NULL;
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GMimeDataWrapper *wrapper;
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stream_stdout = g_mime_stream_file_new (stdout);
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if (stream_stdout) {
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g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream_stdout), FALSE);
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stream_filter = g_mime_stream_filter_new(stream_stdout);
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}
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g_mime_stream_filter_add(GMIME_STREAM_FILTER(stream_filter),
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g_mime_filter_reply_new(TRUE));
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wrapper = g_mime_part_get_content_object (GMIME_PART (part));
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if (wrapper && stream_filter)
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g_mime_data_wrapper_write_to_stream (wrapper, stream_filter);
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if (stream_filter)
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g_object_unref(stream_filter);
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if (stream_stdout)
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g_object_unref(stream_stdout);
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}
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static void
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reply_part (GMimeObject *part, int *part_count)
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{
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GMimeContentDisposition *disposition;
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GMimeContentType *content_type;
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(void) part_count;
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disposition = g_mime_object_get_content_disposition (part);
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if (disposition &&
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strcmp (disposition->disposition, GMIME_DISPOSITION_ATTACHMENT) == 0)
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{
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const char *filename = g_mime_part_get_filename (GMIME_PART (part));
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content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
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if (g_mime_content_type_is_type (content_type, "text", "*") &&
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!g_mime_content_type_is_type (content_type, "text", "html"))
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{
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reply_part_content (part);
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}
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else
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{
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printf ("Attachment: %s (%s)\n", filename,
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g_mime_content_type_to_string (content_type));
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}
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return;
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}
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content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
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if (g_mime_content_type_is_type (content_type, "text", "*") &&
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!g_mime_content_type_is_type (content_type, "text", "html"))
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{
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reply_part_content (part);
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}
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else
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{
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printf ("Non-text part: %s\n",
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g_mime_content_type_to_string (content_type));
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}
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}
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/* Is the given address configured as one of the user's "personal" or
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* "other" addresses. */
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static int
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address_is_users (const char *address, notmuch_config_t *config)
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{
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const char *primary;
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char **other;
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size_t i, other_len;
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primary = notmuch_config_get_user_primary_email (config);
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if (strcasecmp (primary, address) == 0)
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return 1;
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other = notmuch_config_get_user_other_email (config, &other_len);
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for (i = 0; i < other_len; i++)
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if (strcasecmp (other[i], address) == 0)
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return 1;
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return 0;
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}
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/* For each address in 'list' that is not configured as one of the
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* user's addresses in 'config', add that address to 'message' as an
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* address of 'type'.
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*
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* The first address encountered that *is* the user's address will be
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* returned, (otherwise NULL is returned).
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*/
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static const char *
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add_recipients_for_address_list (GMimeMessage *message,
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notmuch_config_t *config,
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GMimeRecipientType type,
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InternetAddressList *list)
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{
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InternetAddress *address;
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int i;
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const char *ret = NULL;
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for (i = 0; i < internet_address_list_length (list); i++) {
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address = internet_address_list_get_address (list, i);
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if (INTERNET_ADDRESS_IS_GROUP (address)) {
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InternetAddressGroup *group;
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InternetAddressList *group_list;
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group = INTERNET_ADDRESS_GROUP (address);
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group_list = internet_address_group_get_members (group);
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if (group_list == NULL)
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continue;
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add_recipients_for_address_list (message, config,
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type, group_list);
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} else {
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InternetAddressMailbox *mailbox;
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const char *name;
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const char *addr;
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mailbox = INTERNET_ADDRESS_MAILBOX (address);
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name = internet_address_get_name (address);
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addr = internet_address_mailbox_get_addr (mailbox);
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if (address_is_users (addr, config)) {
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if (ret == NULL)
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ret = addr;
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} else {
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g_mime_message_add_recipient (message, type, name, addr);
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}
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}
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}
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return ret;
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}
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/* For each address in 'recipients' that is not configured as one of
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* the user's addresses in 'config', add that address to 'message' as
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* an address of 'type'.
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*
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* The first address encountered that *is* the user's address will be
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* returned, (otherwise NULL is returned).
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*/
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static const char *
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add_recipients_for_string (GMimeMessage *message,
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notmuch_config_t *config,
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GMimeRecipientType type,
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const char *recipients)
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{
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InternetAddressList *list;
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list = internet_address_list_parse_string (recipients);
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if (list == NULL)
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return NULL;
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return add_recipients_for_address_list (message, config, type, list);
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}
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static int
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notmuch_reply_format_default(void *ctx, notmuch_config_t *config, notmuch_query_t *query)
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{
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GMimeMessage *reply;
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notmuch_messages_t *messages;
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notmuch_message_t *message;
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const char *subject, *recipients, *from_addr = NULL;
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const char *in_reply_to, *orig_references, *references;
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char *reply_headers;
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unsigned int i;
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for (messages = notmuch_query_search_messages (query);
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notmuch_messages_has_more (messages);
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notmuch_messages_advance (messages))
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{
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message = notmuch_messages_get (messages);
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/* The 1 means we want headers in a "pretty" order. */
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reply = g_mime_message_new (1);
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if (reply == NULL) {
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fprintf (stderr, "Out of memory\n");
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return 1;
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}
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subject = notmuch_message_get_header (message, "subject");
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if (strncasecmp (subject, "Re:", 3))
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subject = talloc_asprintf (ctx, "Re: %s", subject);
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g_mime_message_set_subject (reply, subject);
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for (i = 0; i < ARRAY_SIZE (reply_to_map); i++) {
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const char *addr;
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recipients = notmuch_message_get_header (message,
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reply_to_map[i].header);
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if ((recipients == NULL || recipients[0] == '\0') && reply_to_map[i].fallback)
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recipients = notmuch_message_get_header (message,
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reply_to_map[i].fallback);
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addr = add_recipients_for_string (reply, config,
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reply_to_map[i].recipient_type,
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recipients);
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if (from_addr == NULL)
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from_addr = addr;
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}
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if (from_addr == NULL)
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from_addr = notmuch_config_get_user_primary_email (config);
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from_addr = talloc_asprintf (ctx, "%s <%s>",
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notmuch_config_get_user_name (config),
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from_addr);
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g_mime_object_set_header (GMIME_OBJECT (reply),
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"From", from_addr);
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g_mime_object_set_header (GMIME_OBJECT (reply), "Bcc",
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notmuch_config_get_user_primary_email (config));
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in_reply_to = talloc_asprintf (ctx, "<%s>",
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notmuch_message_get_message_id (message));
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g_mime_object_set_header (GMIME_OBJECT (reply),
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"In-Reply-To", in_reply_to);
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orig_references = notmuch_message_get_header (message, "references");
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references = talloc_asprintf (ctx, "%s%s%s",
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orig_references ? orig_references : "",
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orig_references ? " " : "",
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in_reply_to);
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g_mime_object_set_header (GMIME_OBJECT (reply),
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"References", references);
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reply_headers = g_mime_object_to_string (GMIME_OBJECT (reply));
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printf ("%s", reply_headers);
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free (reply_headers);
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g_object_unref (G_OBJECT (reply));
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reply = NULL;
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printf ("On %s, %s wrote:\n",
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notmuch_message_get_header (message, "date"),
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notmuch_message_get_header (message, "from"));
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show_message_body (notmuch_message_get_filename (message), reply_part);
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notmuch_message_destroy (message);
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}
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return 0;
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}
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/* This format is currently tuned for a git send-email --notmuch hook */
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static int
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notmuch_reply_format_headers_only(void *ctx, notmuch_config_t *config, notmuch_query_t *query)
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{
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GMimeMessage *reply;
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notmuch_messages_t *messages;
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notmuch_message_t *message;
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const char *recipients, *in_reply_to, *orig_references, *references;
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char *reply_headers;
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unsigned int i;
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for (messages = notmuch_query_search_messages (query);
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notmuch_messages_has_more (messages);
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notmuch_messages_advance (messages))
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{
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message = notmuch_messages_get (messages);
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/* The 0 means we do not want headers in a "pretty" order. */
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reply = g_mime_message_new (0);
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if (reply == NULL) {
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fprintf (stderr, "Out of memory\n");
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return 1;
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}
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in_reply_to = talloc_asprintf (ctx, "<%s>",
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notmuch_message_get_message_id (message));
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g_mime_object_set_header (GMIME_OBJECT (reply),
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"In-Reply-To", in_reply_to);
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orig_references = notmuch_message_get_header (message, "references");
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/* We print In-Reply-To followed by References because git format-patch treats them
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* specially. Git does not interpret the other headers specially
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*/
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references = talloc_asprintf (ctx, "%s%s%s",
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orig_references ? orig_references : "",
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orig_references ? " " : "",
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in_reply_to);
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g_mime_object_set_header (GMIME_OBJECT (reply),
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"References", references);
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for (i = 0; i < ARRAY_SIZE (reply_to_map); i++) {
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const char *addr;
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recipients = notmuch_message_get_header (message,
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reply_to_map[i].header);
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if ((recipients == NULL || recipients[0] == '\0') && reply_to_map[i].fallback)
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recipients = notmuch_message_get_header (message,
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reply_to_map[i].fallback);
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addr = add_recipients_for_string (reply, config,
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reply_to_map[i].recipient_type,
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recipients);
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}
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g_mime_object_set_header (GMIME_OBJECT (reply), "Bcc",
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notmuch_config_get_user_primary_email (config));
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reply_headers = g_mime_object_to_string (GMIME_OBJECT (reply));
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printf ("%s", reply_headers);
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free (reply_headers);
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g_object_unref (G_OBJECT (reply));
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reply = NULL;
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notmuch_message_destroy (message);
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}
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return 0;
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}
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int
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notmuch_reply_command (void *ctx, int argc, char *argv[])
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{
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notmuch_config_t *config;
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notmuch_database_t *notmuch;
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notmuch_query_t *query;
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char *opt, *query_string;
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int i, ret = 0;
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int (*reply_format_func)(void *ctx, notmuch_config_t *config, notmuch_query_t *query);
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reply_format_func = notmuch_reply_format_default;
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for (i = 0; i < argc && argv[i][0] == '-'; i++) {
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if (strcmp (argv[i], "--") == 0) {
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i++;
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break;
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}
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if (STRNCMP_LITERAL (argv[i], "--format=") == 0) {
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opt = argv[i] + sizeof ("--format=") - 1;
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if (strcmp (opt, "default") == 0) {
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reply_format_func = notmuch_reply_format_default;
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} else if (strcmp (opt, "headers-only") == 0) {
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reply_format_func = notmuch_reply_format_headers_only;
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} else {
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fprintf (stderr, "Invalid value for --format: %s\n", opt);
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return 1;
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}
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} else {
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fprintf (stderr, "Unrecognized option: %s\n", argv[i]);
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return 1;
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}
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}
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argc -= i;
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argv += i;
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config = notmuch_config_open (ctx, NULL, NULL);
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if (config == NULL)
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return 1;
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query_string = query_string_from_args (ctx, argc, argv);
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if (query_string == NULL) {
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fprintf (stderr, "Out of memory\n");
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return 1;
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}
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if (*query_string == '\0') {
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fprintf (stderr, "Error: notmuch reply requires at least one search term.\n");
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return 1;
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}
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notmuch = notmuch_database_open (notmuch_config_get_database_path (config),
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NOTMUCH_DATABASE_MODE_READ_ONLY);
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if (notmuch == NULL)
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return 1;
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query = notmuch_query_create (notmuch, query_string);
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if (query == NULL) {
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fprintf (stderr, "Out of memory\n");
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return 1;
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}
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if (reply_format_func (ctx, config, query) != 0)
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return 1;
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notmuch_query_destroy (query);
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notmuch_database_close (notmuch);
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return ret;
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}
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