+ talloc_free (local);
+}
+
+/* Write a MIME text part out to the given stream.
+ *
+ * Both line-ending conversion (CRLF->LF) and charset conversion ( ->
+ * UTF-8) will be performed, so it is inappropriate to call this
+ * function with a non-text part. Doing so will trigger an internal
+ * error.
+ */
+static void
+show_text_part_content (GMimeObject *part, GMimeStream *stream_out)
+{
+ GMimeContentType *content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
+ GMimeStream *stream_filter = NULL;
+ GMimeDataWrapper *wrapper;
+ const char *charset;
+
+ if (! g_mime_content_type_is_type (content_type, "text", "*"))
+ INTERNAL_ERROR ("Illegal request to format non-text part (%s) as text.",
+ g_mime_content_type_to_string (content_type));
+
+ if (stream_out == NULL)
+ return;
+
+ stream_filter = g_mime_stream_filter_new (stream_out);
+ g_mime_stream_filter_add(GMIME_STREAM_FILTER (stream_filter),
+ g_mime_filter_crlf_new (FALSE, FALSE));
+
+ charset = g_mime_object_get_content_type_parameter (part, "charset");
+ if (charset) {
+ GMimeFilter *charset_filter;
+ charset_filter = g_mime_filter_charset_new (charset, "UTF-8");
+ /* This result can be NULL for things like "unknown-8bit".
+ * Don't set a NULL filter as that makes GMime print
+ * annoying assertion-failure messages on stderr. */
+ if (charset_filter) {
+ g_mime_stream_filter_add (GMIME_STREAM_FILTER (stream_filter),
+ charset_filter);
+ g_object_unref (charset_filter);
+ }
+
+ }
+
+ 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);
+}
+
+#ifdef GMIME_ATLEAST_26
+static const char*
+signature_status_to_string (GMimeSignatureStatus x)
+{
+ switch (x) {
+ case GMIME_SIGNATURE_STATUS_GOOD:
+ return "good";
+ case GMIME_SIGNATURE_STATUS_BAD:
+ return "bad";
+ case GMIME_SIGNATURE_STATUS_ERROR:
+ return "error";
+ }
+ return "unknown";
+}
+#else
+static const char*
+signer_status_to_string (GMimeSignerStatus x)
+{
+ switch (x) {
+ case GMIME_SIGNER_STATUS_NONE:
+ return "none";
+ case GMIME_SIGNER_STATUS_GOOD:
+ return "good";
+ case GMIME_SIGNER_STATUS_BAD:
+ return "bad";
+ case GMIME_SIGNER_STATUS_ERROR:
+ return "error";
+ }
+ return "unknown";
+}
+#endif
+
+#ifdef GMIME_ATLEAST_26
+static void
+format_part_sigstatus_json (mime_node_t *node)
+{
+ GMimeSignatureList *siglist = node->sig_list;
+
+ printf ("[");
+
+ if (!siglist) {
+ printf ("]");
+ return;
+ }
+
+ void *ctx_quote = talloc_new (NULL);
+ int i;
+ for (i = 0; i < g_mime_signature_list_length (siglist); i++) {
+ GMimeSignature *signature = g_mime_signature_list_get_signature (siglist, i);
+
+ if (i > 0)
+ printf (", ");
+
+ printf ("{");
+
+ /* status */
+ GMimeSignatureStatus status = g_mime_signature_get_status (signature);
+ printf ("\"status\": %s",
+ json_quote_str (ctx_quote,
+ signature_status_to_string (status)));
+
+ GMimeCertificate *certificate = g_mime_signature_get_certificate (signature);
+ if (status == GMIME_SIGNATURE_STATUS_GOOD) {
+ if (certificate)
+ printf (", \"fingerprint\": %s", json_quote_str (ctx_quote, g_mime_certificate_get_fingerprint (certificate)));
+ /* these dates are seconds since the epoch; should we
+ * provide a more human-readable format string? */
+ time_t created = g_mime_signature_get_created (signature);
+ if (created != -1)
+ printf (", \"created\": %d", (int) created);
+ time_t expires = g_mime_signature_get_expires (signature);
+ if (expires > 0)
+ printf (", \"expires\": %d", (int) expires);
+ /* output user id only if validity is FULL or ULTIMATE. */
+ /* note that gmime is using the term "trust" here, which
+ * is WRONG. It's actually user id "validity". */
+ if (certificate) {
+ const char *name = g_mime_certificate_get_name (certificate);
+ GMimeCertificateTrust trust = g_mime_certificate_get_trust (certificate);
+ if (name && (trust == GMIME_CERTIFICATE_TRUST_FULLY || trust == GMIME_CERTIFICATE_TRUST_ULTIMATE))
+ printf (", \"userid\": %s", json_quote_str (ctx_quote, name));
+ }
+ } else if (certificate) {
+ const char *key_id = g_mime_certificate_get_key_id (certificate);
+ if (key_id)
+ printf (", \"keyid\": %s", json_quote_str (ctx_quote, key_id));
+ }
+
+ GMimeSignatureError errors = g_mime_signature_get_errors (signature);
+ if (errors != GMIME_SIGNATURE_ERROR_NONE) {
+ printf (", \"errors\": %d", errors);
+ }
+
+ printf ("}");
+ }
+
+ printf ("]");
+
+ talloc_free (ctx_quote);
+}
+#else
+static void
+format_part_sigstatus_json (mime_node_t *node)
+{
+ const GMimeSignatureValidity* validity = node->sig_validity;
+
+ printf ("[");
+
+ if (!validity) {
+ printf ("]");
+ return;
+ }
+
+ const GMimeSigner *signer = g_mime_signature_validity_get_signers (validity);
+ int first = 1;
+ void *ctx_quote = talloc_new (NULL);
+
+ while (signer) {
+ if (first)
+ first = 0;
+ else
+ printf (", ");
+
+ printf ("{");
+
+ /* status */
+ printf ("\"status\": %s",
+ json_quote_str (ctx_quote,
+ signer_status_to_string (signer->status)));
+
+ if (signer->status == GMIME_SIGNER_STATUS_GOOD)
+ {
+ if (signer->fingerprint)
+ printf (", \"fingerprint\": %s", json_quote_str (ctx_quote, signer->fingerprint));
+ /* these dates are seconds since the epoch; should we
+ * provide a more human-readable format string? */
+ if (signer->created)
+ printf (", \"created\": %d", (int) signer->created);
+ if (signer->expires)
+ printf (", \"expires\": %d", (int) signer->expires);
+ /* output user id only if validity is FULL or ULTIMATE. */
+ /* note that gmime is using the term "trust" here, which
+ * is WRONG. It's actually user id "validity". */
+ if ((signer->name) && (signer->trust)) {
+ if ((signer->trust == GMIME_SIGNER_TRUST_FULLY) || (signer->trust == GMIME_SIGNER_TRUST_ULTIMATE))
+ printf (", \"userid\": %s", json_quote_str (ctx_quote, signer->name));
+ }
+ } else {
+ if (signer->keyid)
+ printf (", \"keyid\": %s", json_quote_str (ctx_quote, signer->keyid));
+ }
+ if (signer->errors != GMIME_SIGNER_ERROR_NONE) {
+ printf (", \"errors\": %d", signer->errors);
+ }
+
+ printf ("}");
+ signer = signer->next;
+ }
+
+ printf ("]");
+
+ talloc_free (ctx_quote);
+}
+#endif
+
+static void
+format_part_content_raw (GMimeObject *part)
+{
+ if (! GMIME_IS_PART (part))
+ return;
+
+ GMimeStream *stream_stdout;
+ GMimeStream *stream_filter = NULL;
+ GMimeDataWrapper *wrapper;
+
+ stream_stdout = g_mime_stream_file_new (stdout);
+ g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream_stdout), FALSE);
+
+ stream_filter = g_mime_stream_filter_new (stream_stdout);
+
+ 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
+format_part_text (const void *ctx, mime_node_t *node,
+ int indent, const notmuch_show_params_t *params)
+{
+ /* The disposition and content-type metadata are associated with
+ * the envelope for message parts */
+ GMimeObject *meta = node->envelope_part ?
+ GMIME_OBJECT (node->envelope_part) : node->part;
+ GMimeContentType *content_type = g_mime_object_get_content_type (meta);
+ const notmuch_bool_t leaf = GMIME_IS_PART (node->part);
+ const char *part_type;
+ int i;
+
+ if (node->envelope_file) {
+ notmuch_message_t *message = node->envelope_file;
+
+ part_type = "message";
+ printf ("\f%s{ id:%s depth:%d match:%d excluded:%d filename:%s\n",
+ part_type,
+ notmuch_message_get_message_id (message),
+ indent,
+ notmuch_message_get_flag (message, NOTMUCH_MESSAGE_FLAG_MATCH) ? 1 : 0,
+ notmuch_message_get_flag (message, NOTMUCH_MESSAGE_FLAG_EXCLUDED) ? 1 : 0,
+ notmuch_message_get_filename (message));
+ } else {
+ GMimeContentDisposition *disposition = g_mime_object_get_content_disposition (meta);
+ const char *cid = g_mime_object_get_content_id (meta);
+ const char *filename = leaf ?
+ g_mime_part_get_filename (GMIME_PART (node->part)) : NULL;
+
+ if (disposition &&
+ strcmp (disposition->disposition, GMIME_DISPOSITION_ATTACHMENT) == 0)
+ part_type = "attachment";
+ else
+ part_type = "part";
+
+ printf ("\f%s{ ID: %d", part_type, node->part_num);
+ if (filename)
+ printf (", Filename: %s", filename);
+ if (cid)
+ printf (", Content-id: %s", cid);
+ printf (", Content-type: %s\n", g_mime_content_type_to_string (content_type));
+ }
+
+ if (GMIME_IS_MESSAGE (node->part)) {
+ GMimeMessage *message = GMIME_MESSAGE (node->part);
+ InternetAddressList *recipients;
+ const char *recipients_string;
+
+ printf ("\fheader{\n");
+ if (node->envelope_file)
+ printf ("%s\n", _get_one_line_summary (ctx, node->envelope_file));
+ printf ("Subject: %s\n", g_mime_message_get_subject (message));
+ printf ("From: %s\n", g_mime_message_get_sender (message));
+ recipients = g_mime_message_get_recipients (message, GMIME_RECIPIENT_TYPE_TO);
+ recipients_string = internet_address_list_to_string (recipients, 0);
+ if (recipients_string)
+ printf ("To: %s\n", recipients_string);
+ recipients = g_mime_message_get_recipients (message, GMIME_RECIPIENT_TYPE_CC);
+ recipients_string = internet_address_list_to_string (recipients, 0);
+ if (recipients_string)
+ printf ("Cc: %s\n", recipients_string);
+ printf ("Date: %s\n", g_mime_message_get_date_as_string (message));
+ printf ("\fheader}\n");
+
+ printf ("\fbody{\n");
+ }
+
+ if (leaf) {
+ if (g_mime_content_type_is_type (content_type, "text", "*") &&
+ !g_mime_content_type_is_type (content_type, "text", "html"))
+ {
+ GMimeStream *stream_stdout = g_mime_stream_file_new (stdout);
+ g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream_stdout), FALSE);
+ show_text_part_content (node->part, stream_stdout);
+ g_object_unref(stream_stdout);
+ } else {
+ printf ("Non-text part: %s\n",
+ g_mime_content_type_to_string (content_type));
+ }
+ }
+
+ for (i = 0; i < node->nchildren; i++)
+ format_part_text (ctx, mime_node_child (node, i), indent, params);
+
+ if (GMIME_IS_MESSAGE (node->part))
+ printf ("\fbody}\n");
+
+ printf ("\f%s}\n", part_type);
+}
+
+static void
+format_part_json (const void *ctx, mime_node_t *node, notmuch_bool_t first)
+{
+ /* Any changes to the JSON format should be reflected in the file
+ * devel/schemata. */
+
+ if (node->envelope_file) {
+ printf ("{");
+ format_message_json (ctx, node->envelope_file);
+
+ printf ("\"headers\": ");
+ format_headers_json (ctx, GMIME_MESSAGE (node->part));
+
+ printf (", \"body\": [");
+ format_part_json (ctx, mime_node_child (node, 0), first);
+
+ printf ("]}");
+ return;
+ }
+
+ void *local = talloc_new (ctx);
+ /* The disposition and content-type metadata are associated with
+ * the envelope for message parts */
+ GMimeObject *meta = node->envelope_part ?
+ GMIME_OBJECT (node->envelope_part) : node->part;
+ GMimeContentType *content_type = g_mime_object_get_content_type (meta);
+ const char *cid = g_mime_object_get_content_id (meta);
+ const char *filename = GMIME_IS_PART (node->part) ?
+ g_mime_part_get_filename (GMIME_PART (node->part)) : NULL;
+ const char *terminator = "";
+ int i;
+
+ if (!first)
+ printf (", ");
+
+ printf ("{\"id\": %d", node->part_num);
+
+ if (node->decrypt_attempted)
+ printf (", \"encstatus\": [{\"status\": \"%s\"}]",
+ node->decrypt_success ? "good" : "bad");
+
+ if (node->verify_attempted) {
+ printf (", \"sigstatus\": ");
+ format_part_sigstatus_json (node);
+ }
+
+ printf (", \"content-type\": %s",
+ json_quote_str (local, g_mime_content_type_to_string (content_type)));
+
+ if (cid)
+ printf (", \"content-id\": %s", json_quote_str (local, cid));
+
+ if (filename)
+ printf (", \"filename\": %s", json_quote_str (local, filename));
+
+ if (GMIME_IS_PART (node->part)) {
+ /* For non-HTML text parts, we include the content in the
+ * JSON. Since JSON must be Unicode, we handle charset
+ * decoding here and do not report a charset to the caller.
+ * For text/html parts, we do not include the content. If a
+ * caller is interested in text/html parts, it should retrieve
+ * them separately and they will not be decoded. Since this
+ * makes charset decoding the responsibility on the caller, we
+ * report the charset for text/html parts.
+ */
+ if (g_mime_content_type_is_type (content_type, "text", "html")) {
+ const char *content_charset = g_mime_object_get_content_type_parameter (meta, "charset");
+
+ if (content_charset != NULL)
+ printf (", \"content-charset\": %s", json_quote_str (local, content_charset));
+ } else if (g_mime_content_type_is_type (content_type, "text", "*")) {
+ GMimeStream *stream_memory = g_mime_stream_mem_new ();
+ GByteArray *part_content;
+ show_text_part_content (node->part, stream_memory);
+ part_content = g_mime_stream_mem_get_byte_array (GMIME_STREAM_MEM (stream_memory));
+
+ printf (", \"content\": %s", json_quote_chararray (local, (char *) part_content->data, part_content->len));
+ g_object_unref (stream_memory);
+ }
+ } else if (GMIME_IS_MULTIPART (node->part)) {
+ printf (", \"content\": [");
+ terminator = "]";
+ } else if (GMIME_IS_MESSAGE (node->part)) {
+ printf (", \"content\": [{");
+ printf ("\"headers\": ");
+ format_headers_json (local, GMIME_MESSAGE (node->part));
+
+ printf (", \"body\": [");
+ terminator = "]}]";
+ }
+
+ talloc_free (local);
+
+ for (i = 0; i < node->nchildren; i++)
+ format_part_json (ctx, mime_node_child (node, i), i == 0);
+
+ printf ("%s}", terminator);
+}
+
+static void
+format_part_json_entry (const void *ctx, mime_node_t *node, unused (int indent),
+ unused (const notmuch_show_params_t *params))
+{
+ format_part_json (ctx, node, TRUE);
+}
+
+static void
+show_message (void *ctx,
+ const notmuch_show_format_t *format,
+ notmuch_message_t *message,
+ int indent,
+ notmuch_show_params_t *params)
+{
+ if (format->part) {
+ void *local = talloc_new (ctx);
+ mime_node_t *root, *part;
+
+ if (mime_node_open (local, message, params->cryptoctx, params->decrypt,
+ &root) == NOTMUCH_STATUS_SUCCESS &&
+ (part = mime_node_seek_dfs (root, (params->part < 0 ?
+ 0 : params->part))))
+ format->part (local, part, indent, params);
+ talloc_free (local);
+ return;
+ }
+
+ if (params->part <= 0) {
+ fputs (format->message_start, stdout);
+ if (format->message)
+ format->message(ctx, message, indent);
+
+ fputs (format->header_start, stdout);
+ if (format->header)
+ format->header(ctx, message);
+ fputs (format->header_end, stdout);
+
+ fputs (format->body_start, stdout);
+ }
+
+ if (format->part_content)
+ show_message_body (message, format, params);
+
+ if (params->part <= 0) {
+ fputs (format->body_end, stdout);
+
+ fputs (format->message_end, stdout);
+ }
+}
+
+static void
+show_messages (void *ctx,
+ const notmuch_show_format_t *format,
+ notmuch_messages_t *messages,
+ int indent,
+ notmuch_show_params_t *params)
+{
+ notmuch_message_t *message;
+ notmuch_bool_t match;
+ int first_set = 1;
+ int next_indent;
+
+ fputs (format->message_set_start, stdout);
+
+ for (;
+ notmuch_messages_valid (messages);
+ notmuch_messages_move_to_next (messages))