git.notmuchmail.org Git - notmuch/blob - notmuch-reply.c

   1 /* notmuch - Not much of an email program, (just index and search)
   2  *
   3  * Copyright © 2009 Carl Worth
   4  * Copyright © 2009 Keith Packard
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see http://www.gnu.org/licenses/ .
  18  *
  19  * Authors: Carl Worth <cworth@cworth.org>
  20  *          Keith Packard <keithp@keithp.com>
  21  */
  22
  23 #include "notmuch-client.h"
  24 #include "gmime-filter-reply.h"
  25
  26 static void
  27 reply_part(GMimeObject *part, int *part_count)
  28 {
  29     GMimeContentDisposition *disposition;
  30     GMimeContentType *content_type;
  31     GMimeDataWrapper *wrapper;
  32
  33     (void) part_count;
  34     disposition = g_mime_object_get_content_disposition (part);
  35     if (disposition &&
  36         strcmp (disposition->disposition, GMIME_DISPOSITION_ATTACHMENT) == 0)
  37     {
  38         const char *filename = g_mime_part_get_filename (GMIME_PART (part));
  39         content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
  40
  41         printf ("Attachment: %s (%s)\n", filename,
  42                 g_mime_content_type_to_string (content_type));
  43         return;
  44     }
  45
  46     content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
  47
  48     if (g_mime_content_type_is_type (content_type, "text", "*") &&
  49         !g_mime_content_type_is_type (content_type, "text", "html"))
  50     {
  51         GMimeStream *stream_stdout = NULL, *stream_filter = NULL;
  52         stream_stdout = g_mime_stream_file_new (stdout);
  53         if (stream_stdout) {
  54             g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream_stdout), FALSE);
  55             stream_filter = g_mime_stream_filter_new(stream_stdout);
  56         }
  57         g_mime_stream_filter_add(GMIME_STREAM_FILTER(stream_filter),
  58                                  g_mime_filter_reply_new(TRUE));
  59         wrapper = g_mime_part_get_content_object (GMIME_PART (part));
  60         if (wrapper && stream_filter)
  61             g_mime_data_wrapper_write_to_stream (wrapper, stream_filter);
  62         if (stream_filter)
  63             g_object_unref(stream_filter);
  64         if (stream_stdout)
  65             g_object_unref(stream_stdout);
  66     }
  67     else
  68     {
  69         printf ("Non-text part: %s\n",
  70                 g_mime_content_type_to_string (content_type));
  71     }
  72 }
  73
  74 /* Is the given address configured as one of the user's "personal" or
  75  * "other" addresses. */
  76 static int
  77 address_is_users (const char *address, notmuch_config_t *config)
  78 {
  79     const char *primary;
  80     char **other;
  81     unsigned int i, other_len;
  82
  83     primary = notmuch_config_get_user_primary_email (config);
  84     if (strcmp (primary, address) == 0)
  85         return 1;
  86
  87     other = notmuch_config_get_user_other_email (config, &other_len);
  88     for (i = 0; i < other_len; i++)
  89         if (strcmp (other[i], address) == 0)
  90             return 1;
  91
  92     return 0;
  93 }
  94
  95 static void
  96 add_recipients_for_address_list (GMimeMessage *message,
  97                                  notmuch_config_t *config,
  98                                  GMimeRecipientType type,
  99                                  InternetAddressList *list)
 100 {
 101     InternetAddress *address;
 102     int i;
 103
 104     for (i = 0; i < internet_address_list_length (list); i++) {
 105         address = internet_address_list_get_address (list, i);
 106         if (INTERNET_ADDRESS_IS_GROUP (address)) {
 107             InternetAddressGroup *group;
 108             InternetAddressList *group_list;
 109
 110             group = INTERNET_ADDRESS_GROUP (address);
 111             group_list = internet_address_group_get_members (group);
 112             if (group_list == NULL)
 113                 continue;
 114
 115             add_recipients_for_address_list (message, config,
 116                                              type, group_list);
 117         } else {
 118             InternetAddressMailbox *mailbox;
 119             const char *name;
 120             const char *addr;
 121
 122             mailbox = INTERNET_ADDRESS_MAILBOX (address);
 123
 124             name = internet_address_get_name (address);
 125             addr = internet_address_mailbox_get_addr (mailbox);
 126
 127             if (! address_is_users (addr, config))
 128                 g_mime_message_add_recipient (message, type, name, addr);
 129         }
 130     }
 131 }
 132
 133 static void
 134 add_recipients_for_string (GMimeMessage *message,
 135                            notmuch_config_t *config,
 136                            GMimeRecipientType type,
 137                            const char *recipients)
 138 {
 139     InternetAddressList *list;
 140
 141     list = internet_address_list_parse_string (recipients);
 142     if (list == NULL)
 143         return;
 144
 145     add_recipients_for_address_list (message, config, type, list);
 146 }
 147
 148 int
 149 notmuch_reply_command (void *ctx, int argc, char *argv[])
 150 {
 151     notmuch_config_t *config;
 152     notmuch_database_t *notmuch;
 153     notmuch_query_t *query;
 154     GMimeMessage *reply;
 155     char *query_string;
 156     notmuch_messages_t *messages;
 157     notmuch_message_t *message;
 158     int ret = 0;
 159     const char *subject, *recipients;
 160     const char *in_reply_to, *orig_references, *references;
 161     char *reply_headers;
 162     struct {
 163         const char *header;
 164         GMimeRecipientType recipient_type;
 165     } reply_to_map[] = {
 166         { "from", GMIME_RECIPIENT_TYPE_TO  },
 167         { "to",   GMIME_RECIPIENT_TYPE_TO  },
 168         { "cc",   GMIME_RECIPIENT_TYPE_CC  },
 169         { "bcc",  GMIME_RECIPIENT_TYPE_BCC }
 170     };
 171     unsigned int i;
 172
 173     config = notmuch_config_open (ctx, NULL, NULL);
 174     if (config == NULL)
 175         return 1;
 176
 177     notmuch = notmuch_database_open (notmuch_config_get_database_path (config));
 178     if (notmuch == NULL)
 179         return 1;
 180
 181     query_string = query_string_from_args (ctx, argc, argv);
 182     if (query_string == NULL) {
 183         fprintf (stderr, "Out of memory\n");
 184         return 1;
 185     }
 186
 187     query = notmuch_query_create (notmuch, query_string);
 188     if (query == NULL) {
 189         fprintf (stderr, "Out of memory\n");
 190         return 1;
 191     }
 192
 193     for (messages = notmuch_query_search_messages (query);
 194          notmuch_messages_has_more (messages);
 195          notmuch_messages_advance (messages))
 196     {
 197         message = notmuch_messages_get (messages);
 198
 199         /* The 1 means we want headers in a "pretty" order. */
 200         reply = g_mime_message_new (1);
 201         if (reply == NULL) {
 202             fprintf (stderr, "Out of memory\n");
 203             return 1;
 204         }
 205
 206         /* XXX: We need a configured email address (or addresses) for
 207          * the user here, so that we can prevent replying to the user,
 208          * and also call _mime_message_set_sender to set From: (either
 209          * from the first "owned" address mentioned as a recipient in
 210          * the original message, or else some default address).
 211          */
 212
 213         subject = notmuch_message_get_header (message, "subject");
 214
 215         if (strncasecmp (subject, "Re:", 3))
 216             subject = talloc_asprintf (ctx, "Re: %s", subject);
 217         g_mime_message_set_subject (reply, subject);
 218
 219         for (i = 0; i < ARRAY_SIZE (reply_to_map); i++) {
 220             recipients = notmuch_message_get_header (message,
 221                                                      reply_to_map[i].header);
 222             add_recipients_for_string (reply, config,
 223                                        reply_to_map[i].recipient_type,
 224                                        recipients);
 225         }
 226
 227         in_reply_to = talloc_asprintf (ctx, "<%s>",
 228                              notmuch_message_get_message_id (message));
 229
 230         g_mime_object_set_header (GMIME_OBJECT (reply),
 231                                   "In-Reply-To", in_reply_to);
 232
 233         orig_references = notmuch_message_get_header (message, "references");
 234         references = talloc_asprintf (ctx, "%s%s%s",
 235                                       orig_references ? orig_references : "",
 236                                       orig_references ? " " : "",
 237                                       in_reply_to);
 238         g_mime_object_set_header (GMIME_OBJECT (reply),
 239                                   "References", references);
 240
 241         reply_headers = g_mime_object_to_string (GMIME_OBJECT (reply));
 242         printf ("%s", reply_headers);
 243         free (reply_headers);
 244
 245         g_object_unref (G_OBJECT (reply));
 246         reply = NULL;
 247
 248         printf ("On %s, %s wrote:\n",
 249                 notmuch_message_get_header (message, "date"),
 250                 notmuch_message_get_header (message, "from"));
 251
 252         show_message_body (notmuch_message_get_filename (message), reply_part);
 253
 254         notmuch_message_destroy (message);
 255     }
 256
 257     notmuch_query_destroy (query);
 258     notmuch_database_close (notmuch);
 259
 260     return ret;
 261 }