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 static void
  75 add_recipients_for_address_list (GMimeMessage *message,
  76                                  GMimeRecipientType type,
  77                                  InternetAddressList *list)
  78 {
  79     InternetAddress *address;
  80     int i;
  81
  82     for (i = 0; i < internet_address_list_length (list); i++) {
  83         address = internet_address_list_get_address (list, i);
  84         if (INTERNET_ADDRESS_IS_GROUP (address)) {
  85             InternetAddressGroup *group;
  86             InternetAddressList *group_list;
  87
  88             group = INTERNET_ADDRESS_GROUP (address);
  89             group_list = internet_address_group_get_members (group);
  90             if (group_list == NULL)
  91                 continue;
  92
  93             add_recipients_for_address_list (message, type, group_list);
  94         } else {
  95             InternetAddressMailbox *mailbox;
  96             const char *name;
  97             const char *addr;
  98
  99             mailbox = INTERNET_ADDRESS_MAILBOX (address);
 100
 101             name = internet_address_get_name (address);
 102             addr = internet_address_mailbox_get_addr (mailbox);
 103
 104             g_mime_message_add_recipient (message, type, name, addr);
 105         }
 106     }
 107 }
 108
 109 static void
 110 add_recipients_for_string (GMimeMessage *message,
 111                            GMimeRecipientType type,
 112                            const char *recipients)
 113 {
 114     InternetAddressList *list;
 115
 116     list = internet_address_list_parse_string (recipients);
 117     if (list == NULL)
 118         return;
 119
 120     add_recipients_for_address_list (message, type, list);
 121 }
 122
 123 int
 124 notmuch_reply_command (void *ctx, int argc, char *argv[])
 125 {
 126     void *local = talloc_new (ctx);
 127     notmuch_query_t *query = NULL;
 128     notmuch_database_t *notmuch = NULL;
 129     GMimeMessage *reply = NULL;
 130     char *query_string;
 131     notmuch_messages_t *messages;
 132     notmuch_message_t *message;
 133     int ret = 0;
 134     const char *subject, *recipients;
 135     const char *in_reply_to, *orig_references, *references;
 136     char *reply_headers;
 137     struct {
 138         const char *header;
 139         GMimeRecipientType recipient_type;
 140     } reply_to_map[] = {
 141         { "from", GMIME_RECIPIENT_TYPE_TO  },
 142         { "to",   GMIME_RECIPIENT_TYPE_TO  },
 143         { "cc",   GMIME_RECIPIENT_TYPE_CC  },
 144         { "bcc",  GMIME_RECIPIENT_TYPE_BCC }
 145     };
 146     unsigned int i;
 147
 148     notmuch = notmuch_database_open (NULL);
 149     if (notmuch == NULL) {
 150         ret = 1;
 151         goto DONE;
 152     }
 153
 154     query_string = query_string_from_args (local, argc, argv);
 155     if (query_string == NULL) {
 156         fprintf (stderr, "Out of memory\n");
 157         ret = 1;
 158         goto DONE;
 159     }
 160
 161     query = notmuch_query_create (notmuch, query_string);
 162     if (query == NULL) {
 163         fprintf (stderr, "Out of memory\n");
 164         ret = 1;
 165         goto DONE;
 166     }
 167
 168     for (messages = notmuch_query_search_messages (query);
 169          notmuch_messages_has_more (messages);
 170          notmuch_messages_advance (messages))
 171     {
 172         message = notmuch_messages_get (messages);
 173
 174         /* The 1 means we want headers in a "pretty" order. */
 175         reply = g_mime_message_new (1);
 176         if (reply == NULL) {
 177             fprintf (stderr, "Out of memory\n");
 178             ret = 1;
 179             goto DONE;
 180         }
 181
 182         /* XXX: We need a configured email address (or addresses) for
 183          * the user here, so that we can prevent replying to the user,
 184          * and also call _mime_message_set_sender to set From: (either
 185          * from the first "owned" address mentioned as a recipient in
 186          * the original message, or else some default address).
 187          */
 188
 189         subject = notmuch_message_get_header (message, "subject");
 190
 191         if (strncasecmp (subject, "Re:", 3))
 192             subject = talloc_asprintf (ctx, "Re: %s", subject);
 193         g_mime_message_set_subject (reply, subject);
 194
 195         for (i = 0; i < ARRAY_SIZE (reply_to_map); i++) {
 196             recipients = notmuch_message_get_header (message,
 197                                                      reply_to_map[i].header);
 198             add_recipients_for_string (reply,
 199                                        reply_to_map[i].recipient_type,
 200                                        recipients);
 201         }
 202
 203         in_reply_to = talloc_asprintf (ctx, "<%s>",
 204                              notmuch_message_get_message_id (message));
 205
 206         g_mime_object_set_header (GMIME_OBJECT (reply),
 207                                   "In-Reply-To", in_reply_to);
 208
 209         orig_references = notmuch_message_get_header (message, "references");
 210         references = talloc_asprintf (ctx, "%s%s%s",
 211                                       orig_references ? orig_references : "",
 212                                       orig_references ? " " : "",
 213                                       in_reply_to);
 214         g_mime_object_set_header (GMIME_OBJECT (reply),
 215                                   "References", references);
 216
 217         reply_headers = g_mime_object_to_string (GMIME_OBJECT (reply));
 218         printf ("%s", reply_headers);
 219         free (reply_headers);
 220
 221         g_object_unref (G_OBJECT (reply));
 222         reply = NULL;
 223
 224         printf ("On %s, %s wrote:\n",
 225                 notmuch_message_get_header (message, "date"),
 226                 notmuch_message_get_header (message, "from"));
 227
 228         show_message_body (notmuch_message_get_filename (message), reply_part);
 229
 230         notmuch_message_destroy (message);
 231     }
 232
 233   DONE:
 234     if (local)
 235         talloc_free (local);
 236
 237     if (query)
 238         notmuch_query_destroy (query);
 239
 240     if (notmuch)
 241         notmuch_database_close (notmuch);
 242
 243     if (reply)
 244         g_object_unref (G_OBJECT (reply));
 245
 246     return ret;
 247 }