/**
* sign_prepare:
* @mime_part: MIME part
*
* Prepare a part (and all subparts) to be signed. To do this we need
* to set the encoding of all parts (that are not already encoded to
* either QP or Base64 or 7-bit) to QP.
*
* Ref: RFC 3156, sect. 3.
**/
static void
sign_prepare(GMimeObject * mime_part)
{
GMimeContentEncoding encoding;
GMimeObject *subpart;
if (GMIME_IS_MULTIPART(mime_part)) {
GMimeMultipart *multipart;
int i, n;
multipart = (GMimeMultipart *) mime_part;
if (GMIME_IS_MULTIPART_SIGNED(multipart) ||
GMIME_IS_MULTIPART_ENCRYPTED(multipart)) {
/* must not modify these parts as they must be treated as opaque */
return;
}
n = g_mime_multipart_get_count(multipart);
for (i = 0; i < n; i++) {
subpart = g_mime_multipart_get_part(multipart, i);
sign_prepare(subpart);
}
} else if (GMIME_IS_MESSAGE_PART(mime_part)) {
subpart = GMIME_MESSAGE_PART(mime_part)->message->mime_part;
sign_prepare(subpart);
} else {
encoding = g_mime_part_get_content_encoding(GMIME_PART(mime_part));
if ((encoding != GMIME_CONTENT_ENCODING_BASE64) && (encoding != GMIME_CONTENT_ENCODING_7BIT))
g_mime_part_set_content_encoding(GMIME_PART(mime_part),
GMIME_CONTENT_ENCODING_QUOTEDPRINTABLE);
}
}
static void process_message_callback(GMimeObject *part, gpointer user_data)
{
struct mime_cbinfo *cbinfo = user_data;
cbinfo->count++;
/* We strip off the headers before we get here, so should only see GMIME_IS_PART */
if (GMIME_IS_MESSAGE_PART(part)) {
ast_log(LOG_WARNING, "Got unexpected GMIME_IS_MESSAGE_PART\n");
return;
} else if (GMIME_IS_MESSAGE_PARTIAL(part)) {
ast_log(LOG_WARNING, "Got unexpected GMIME_IS_MESSAGE_PARTIAL\n");
return;
} else if (GMIME_IS_MULTIPART(part)) {
GList *l;
ast_log(LOG_WARNING, "Got unexpected GMIME_IS_MULTIPART, trying to process subparts\n");
l = GMIME_MULTIPART(part)->subparts;
while (l) {
process_message_callback(l->data, cbinfo);
l = l->next;
}
} else if (GMIME_IS_PART(part)) {
const char *filename;
if (ast_strlen_zero(filename = g_mime_part_get_filename(GMIME_PART(part)))) {
ast_debug(1, "Skipping part with no filename\n");
return;
}
post_raw(GMIME_PART(part), cbinfo->post_dir, filename);
} else {
ast_log(LOG_ERROR, "Encountered unknown MIME part. This should never happen!\n");
}
}
static void
reply_part_content (GMimeObject *part)
{
GMimeContentType *content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
GMimeContentDisposition *disposition = g_mime_object_get_content_disposition (part);
if (g_mime_content_type_is_type (content_type, "multipart", "*") ||
g_mime_content_type_is_type (content_type, "message", "rfc822"))
{
/* Output nothing, since multipart subparts will be handled individually. */
}
else if (g_mime_content_type_is_type (content_type, "application", "pgp-encrypted") ||
g_mime_content_type_is_type (content_type, "application", "pgp-signature"))
{
/* Ignore PGP/MIME cruft parts */
}
else 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;
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);
}
else
{
if (disposition &&
strcmp (disposition->disposition, GMIME_DISPOSITION_ATTACHMENT) == 0)
{
const char *filename = g_mime_part_get_filename (GMIME_PART (part));
printf ("Attachment: %s (%s)\n", filename,
g_mime_content_type_to_string (content_type));
}
else
{
printf ("Non-text part: %s\n",
g_mime_content_type_to_string (content_type));
}
}
}
static void
display_image(GMimeObject *part)
{
const char *disposition;
disposition = g_mime_part_get_content_disposition(GMIME_PART(part));
if (disposition == NULL)
return;
if (strcmp(g_mime_part_get_content_disposition(GMIME_PART(part)), "inline") == 0) {
printf("%%INLINE-%d%%\n", level);
}
}
static void
display_part(GMimeObject *part, const GMimeContentType *ct)
{
GMimeStream *ostream, *fstream;
GMimeFilter *basic;
GMimeDataWrapper *content;
GMimeFilter *charset, *html;
GMimePartEncodingType encoding;
encoding = g_mime_part_get_encoding(GMIME_PART(part));
fstream = g_mime_stream_file_new(stdout);
ostream = g_mime_stream_filter_new_with_stream(fstream);
g_mime_stream_unref(fstream);
/* Encoding filter, always on */
if (charset = g_mime_filter_charset_new(g_mime_content_type_get_parameter(ct, "charset"), "utf-8")) {
g_mime_stream_filter_add(GMIME_STREAM_FILTER(ostream), charset);
g_object_unref(charset);
}
if (g_mime_content_type_is_type(ct, "text", "plain")) {
if (text_only == 0) {
html = g_mime_filter_html_new (
GMIME_FILTER_HTML_CONVERT_SPACES |
GMIME_FILTER_HTML_CONVERT_URLS |
GMIME_FILTER_HTML_MARK_CITATION |
GMIME_FILTER_HTML_CITE, 0);
g_mime_stream_filter_add(GMIME_STREAM_FILTER(ostream), html);
g_object_unref(html);
}
content = g_mime_part_get_content_object(GMIME_PART(part));
g_mime_data_wrapper_write_to_stream(content, ostream);
g_mime_stream_flush(ostream);
g_object_unref(content);
// GMimeFilterBasic (base64, quopri)
// GMimeFilterCharset
// GMimeFilterHTML
// GMimeFilterEnriched (text/enriched, text/rtf)
} else if (g_mime_content_type_is_type(ct, "text", "html")) {
content = g_mime_part_get_content_object(GMIME_PART(part));
g_mime_data_wrapper_write_to_stream(content, ostream);
g_mime_stream_flush(ostream);
g_object_unref(content);
} else if (strcmp(ct->type, "image") == 0) {
display_image(part);
}
}
static void
reply_part_content (GMimeObject *part)
{
GMimeContentType *content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
GMimeContentDisposition *disposition = g_mime_object_get_content_disposition (part);
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;
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);
}
else
{
if (disposition &&
strcmp (disposition->disposition, GMIME_DISPOSITION_ATTACHMENT) == 0)
{
const char *filename = g_mime_part_get_filename (GMIME_PART (part));
printf ("Attachment: %s (%s)\n", filename,
g_mime_content_type_to_string (content_type));
}
else
{
printf ("Non-text part: %s\n",
g_mime_content_type_to_string (content_type));
}
}
}
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 gboolean
handle_mime_object (MuMsg *msg, GMimeObject *mobj, GMimeObject *parent,
MuMsgOptions opts, unsigned *index, gboolean decrypted,
MuMsgPartForeachFunc func, gpointer user_data)
{
if (GMIME_IS_PART (mobj))
return handle_part
(msg, GMIME_PART(mobj), parent,
opts, index, decrypted, func, user_data);
else if (GMIME_IS_MESSAGE_PART (mobj))
return handle_message_part
(msg, GMIME_MESSAGE_PART(mobj),
parent, opts, index, decrypted, func, user_data);
else if ((opts & MU_MSG_OPTION_VERIFY) &&
GMIME_IS_MULTIPART_SIGNED (mobj)) {
check_signature
(msg, GMIME_MULTIPART_SIGNED (mobj), opts);
return handle_multipart
(msg, GMIME_MULTIPART (mobj), mobj, opts,
index, decrypted, func, user_data);
} else if ((opts & MU_MSG_OPTION_DECRYPT) &&
GMIME_IS_MULTIPART_ENCRYPTED (mobj))
return handle_encrypted_part
(msg, GMIME_MULTIPART_ENCRYPTED (mobj),
opts, index, func, user_data);
else if (GMIME_IS_MULTIPART (mobj))
return handle_multipart
(msg, GMIME_MULTIPART (mobj), parent, opts,
index, decrypted, func, user_data);
return TRUE;
}
static char*
mime_part_get_filename (GMimeObject *mobj, unsigned index,
gboolean construct_if_needed)
{
gchar *fname;
fname = NULL;
if (GMIME_IS_PART (mobj)) {
/* the easy case: the part has a filename */
fname = (gchar*)g_mime_part_get_filename (GMIME_PART(mobj));
if (fname) /* don't include directory components */
fname = g_path_get_basename (fname);
}
if (!fname && !construct_if_needed)
return NULL;
if (GMIME_IS_MESSAGE_PART(mobj)) {
GMimeMessage *msg;
const char *subj;
msg = g_mime_message_part_get_message
(GMIME_MESSAGE_PART(mobj));
subj = g_mime_message_get_subject (msg);
fname = g_strdup_printf ("%s.eml", subj ? subj : "message");
}
if (!fname)
fname = g_strdup_printf ("%u.part", index);
/* remove slashes, spaces, colons... */
cleanup_filename (fname);
return fname;
}
QNetworkReply*
MailNetworkManager::makeReply(const QNetworkRequest& req, GMimeObject* content)
{
auto ctype = g_mime_object_get_content_type(content);
char *mtstr = g_mime_content_type_to_string(ctype);
QString mediaType = QString::fromUtf8(mtstr);
g_free(mtstr);
const char *enc = g_mime_content_type_get_parameter(ctype, "charset");
if (enc != NULL) {
mediaType += "; charset=\"";
mediaType += QString::fromUtf8(enc);
mediaType += "\"";
}
g_return_val_if_fail(GMIME_IS_PART(content), NULL);
GMimeStream *stream = g_mime_stream_mem_new();
GMimeDataWrapper *wrapper = g_mime_part_get_content_object(GMIME_PART(content));
g_mime_data_wrapper_write_to_stream(wrapper, stream);
GByteArray *bytes = g_mime_stream_mem_get_byte_array(GMIME_STREAM_MEM(stream));
QByteArray buffer((const char*) bytes->data, bytes->len);
g_object_unref(stream);
qDebug() <<"making reply of length" <<buffer.size() <<"and type" <<mediaType;
return StaticHTTPReply::ok(req, buffer, mediaType);
}
static void extract_part(GMimeObject *part, PartExtractorData *a_data) {
GMimeDataWrapper *attachment_wrapper = g_mime_part_get_content_object(GMIME_PART(part));
GMimeStream *attachment_mem_stream = g_mime_stream_mem_new();
g_mime_stream_mem_set_owner(GMIME_STREAM_MEM(attachment_mem_stream), FALSE);
g_mime_data_wrapper_write_to_stream(attachment_wrapper, attachment_mem_stream);
g_mime_stream_flush(attachment_mem_stream);
a_data->content = g_mime_stream_mem_get_byte_array(GMIME_STREAM_MEM(attachment_mem_stream));
g_object_unref(attachment_mem_stream);
}
static void
format_part_reply (mime_node_t *node)
{
int i;
if (node->envelope_file) {
printf ("On %s, %s wrote:\n",
notmuch_message_get_header (node->envelope_file, "date"),
notmuch_message_get_header (node->envelope_file, "from"));
} else if (GMIME_IS_MESSAGE (node->part)) {
GMimeMessage *message = GMIME_MESSAGE (node->part);
InternetAddressList *recipients;
const char *recipients_string;
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 ("> Subject: %s\n", g_mime_message_get_subject (message));
printf ("> Date: %s\n", g_mime_message_get_date_as_string (message));
printf (">\n");
} else if (GMIME_IS_PART (node->part)) {
GMimeContentType *content_type = g_mime_object_get_content_type (node->part);
GMimeContentDisposition *disposition = g_mime_object_get_content_disposition (node->part);
if (g_mime_content_type_is_type (content_type, "application", "pgp-encrypted") ||
g_mime_content_type_is_type (content_type, "application", "pgp-signature")) {
/* Ignore PGP/MIME cruft parts */
} else 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, NOTMUCH_SHOW_TEXT_PART_REPLY);
g_object_unref(stream_stdout);
} else if (disposition &&
strcasecmp (g_mime_content_disposition_get_disposition (disposition),
GMIME_DISPOSITION_ATTACHMENT) == 0) {
const char *filename = g_mime_part_get_filename (GMIME_PART (node->part));
printf ("Attachment: %s (%s)\n", filename,
g_mime_content_type_to_string (content_type));
} else {
printf ("Non-text part: %s\n",
g_mime_content_type_to_string (content_type));
}
}
for (i = 0; i < node->nchildren; i++)
format_part_reply (mime_node_child (node, i));
}
/* Write a MIME text part out to the given stream.
*
* If (flags & NOTMUCH_SHOW_TEXT_PART_REPLY), this prepends "> " to
* each output line.
*
* 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.
*/
void
show_text_part_content (GMimeObject *part, GMimeStream *stream_out,
notmuch_show_text_part_flags flags)
{
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);
}
}
if (flags & NOTMUCH_SHOW_TEXT_PART_REPLY) {
GMimeFilter *reply_filter;
reply_filter = g_mime_filter_reply_new (TRUE);
if (reply_filter) {
g_mime_stream_filter_add (GMIME_STREAM_FILTER (stream_filter),
reply_filter);
g_object_unref (reply_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);
}
static void
format_part_content_json (GMimeObject *part)
{
GMimeContentType *content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
GMimeStream *stream_memory = g_mime_stream_mem_new ();
const char *cid = g_mime_object_get_content_id (part);
void *ctx = talloc_new (NULL);
GByteArray *part_content;
printf (", \"content-type\": %s",
json_quote_str (ctx, g_mime_content_type_to_string (content_type)));
if (cid != NULL)
printf(", \"content-id\": %s", json_quote_str (ctx, cid));
if (GMIME_IS_PART (part))
{
const char *filename = g_mime_part_get_filename (GMIME_PART (part));
if (filename)
printf (", \"filename\": %s", json_quote_str (ctx, filename));
}
if (g_mime_content_type_is_type (content_type, "text", "*") &&
!g_mime_content_type_is_type (content_type, "text", "html"))
{
show_text_part_content (part, stream_memory);
part_content = g_mime_stream_mem_get_byte_array (GMIME_STREAM_MEM (stream_memory));
printf (", \"content\": %s", json_quote_chararray (ctx, (char *) part_content->data, part_content->len));
}
else if (g_mime_content_type_is_type (content_type, "multipart", "*"))
{
printf (", \"content\": [");
}
else if (g_mime_content_type_is_type (content_type, "message", "rfc822"))
{
printf (", \"content\": [{");
}
talloc_free (ctx);
if (stream_memory)
g_object_unref (stream_memory);
}
static void
print_body (GMimeMessage *msg)
{
GMimeObject *body;
GMimeDataWrapper *wrapper;
GMimeStream *stream;
body = g_mime_message_get_body (msg);
if (GMIME_IS_MULTIPART(body))
body = g_mime_multipart_get_part (GMIME_MULTIPART(body), 0);
if (!GMIME_IS_PART(body))
return;
wrapper = g_mime_part_get_content_object (GMIME_PART(body));
if (!GMIME_IS_DATA_WRAPPER(wrapper))
return;
stream = g_mime_data_wrapper_get_stream (wrapper);
if (!GMIME_IS_STREAM(stream))
return;
do {
char buf[512];
ssize_t len;
len = g_mime_stream_read (stream, buf, sizeof(buf));
if (len == -1)
break;
if (write (fileno(stdout), buf, len) == -1)
break;
if (len < (int)sizeof(buf))
break;
} while (1);
}
static void
format_part_content_text (GMimeObject *part)
{
const char *cid = g_mime_object_get_content_id (part);
GMimeContentType *content_type = g_mime_object_get_content_type (GMIME_OBJECT (part));
if (GMIME_IS_PART (part))
{
const char *filename = g_mime_part_get_filename (GMIME_PART (part));
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 (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 (part, stream_stdout);
g_object_unref(stream_stdout);
}
else if (g_mime_content_type_is_type (content_type, "multipart", "*") ||
g_mime_content_type_is_type (content_type, "message", "rfc822"))
{
/* Do nothing for multipart since its content will be printed
* when recursing. */
}
else
{
printf ("Non-text part: %s\n",
g_mime_content_type_to_string (content_type));
}
}
static gboolean
handle_mime_object (MuMsg *msg,
GMimeObject *mobj, GMimeObject *parent, MuMsgOptions opts,
unsigned index, MuMsgPartForeachFunc func, gpointer user_data)
{
if (GMIME_IS_PART (mobj))
return handle_part
(msg, GMIME_PART(mobj), parent,
opts, index, func, user_data);
else if (GMIME_IS_MESSAGE_PART (mobj))
return handle_message_part
(msg, GMIME_MESSAGE_PART(mobj),
parent, opts, index, func, user_data);
else if (GMIME_IS_MULTIPART_SIGNED (mobj))
return handle_signed_part
(msg, GMIME_MULTIPART_SIGNED (mobj),
parent, opts, index, func, user_data);
else if (GMIME_IS_MULTIPART_ENCRYPTED (mobj))
return handle_encrypted_part
(msg, GMIME_MULTIPART_ENCRYPTED (mobj),
parent, opts, index, func, user_data);
return TRUE;
}
static void collect_part(GMimeObject *part, PartCollectorData *fdata, gboolean multipart_parent) {
GMimeContentType *content_type = g_mime_object_get_content_type(part);
GMimeContentDisposition *disposition = g_mime_object_get_content_disposition(part);
if (!content_type)
return;
GMimeDataWrapper *wrapper = g_mime_part_get_content_object(GMIME_PART(part));
if (!wrapper)
return;
// All the information will be collected in the CollectedPart
CollectedPart *c_part = new_collected_part(fdata->part_id);
gboolean is_attachment = FALSE;
if (disposition) {
c_part->disposition = g_ascii_strdown(disposition->disposition, -1);
is_attachment = !g_ascii_strcasecmp(disposition->disposition, GMIME_DISPOSITION_ATTACHMENT);
}
// If a filename is given, collect it always
const gchar *filename = g_mime_part_get_filename(GMIME_PART(part));
if (filename)
c_part->filename = g_strdup(filename);
// If a contentID is given, collect it always
const char* content_id = g_mime_part_get_content_id (GMIME_PART(part));
if (content_id)
c_part->content_id = g_strdup(content_id);
// Get the contentType in lowercase
gchar *content_type_str = g_mime_content_type_to_string(content_type);
c_part->content_type = g_ascii_strdown(content_type_str, -1);
g_free(content_type_str);
// To qualify as a message body, a MIME entity MUST NOT have a Content-Disposition header with the value "attachment".
if (!is_attachment && g_mime_content_type_is_type(content_type, "text", "*")) {
gboolean is_text_plain = g_mime_content_type_is_type(content_type, "text", "plain");
gboolean is_text_html = g_mime_content_type_is_type(content_type, "text", "html");
gboolean is_text_rtf = g_mime_content_type_is_type(content_type, "text", "rtf");
gboolean is_text_enriched = g_mime_content_type_is_type(content_type, "text", "enriched");
gboolean is_new_text = !fdata->text_part && is_text_plain;
gboolean is_new_html = !fdata->html_part && (is_text_html || is_text_enriched || is_text_rtf);
GMimeStream *mem_stream = g_mime_stream_mem_new();
g_mime_stream_mem_set_owner(GMIME_STREAM_MEM(mem_stream), FALSE);
GMimeStream *filtered_mem_stream = g_mime_stream_filter_new(mem_stream);
const gchar *charset = g_mime_object_get_content_type_parameter(part, "charset");
if (charset && g_ascii_strcasecmp(charset, UTF8_CHARSET)) {
GMimeFilter *utf8_charset_filter = g_mime_filter_charset_new(charset, UTF8_CHARSET);
g_mime_stream_filter_add(GMIME_STREAM_FILTER(filtered_mem_stream), utf8_charset_filter);
g_object_unref(utf8_charset_filter);
}
if (!fdata->raw && is_new_text) {
GMimeFilter *strip_filter = g_mime_filter_strip_new();
g_mime_stream_filter_add(GMIME_STREAM_FILTER(filtered_mem_stream), strip_filter);
g_object_unref(strip_filter);
GMimeFilter *crlf_filter = g_mime_filter_crlf_new(FALSE, FALSE);
g_mime_stream_filter_add(GMIME_STREAM_FILTER(filtered_mem_stream), crlf_filter);
g_object_unref(crlf_filter);
GMimeFilter *html_filter = g_mime_filter_html_new(
GMIME_FILTER_HTML_CONVERT_NL |
GMIME_FILTER_HTML_CONVERT_SPACES |
GMIME_FILTER_HTML_CONVERT_URLS |
GMIME_FILTER_HTML_MARK_CITATION |
GMIME_FILTER_HTML_CONVERT_ADDRESSES |
GMIME_FILTER_HTML_CITE, CITATION_COLOUR);
g_mime_stream_filter_add(GMIME_STREAM_FILTER(filtered_mem_stream), html_filter);
g_object_unref(html_filter);
}
if (!fdata->raw && (is_new_text || is_new_html)) {
GMimeFilter *from_filter = g_mime_filter_from_new(GMIME_FILTER_FROM_MODE_ESCAPE);
g_mime_stream_filter_add(GMIME_STREAM_FILTER(filtered_mem_stream), from_filter);
g_object_unref(from_filter);
}
// Add Enriched/RTF filter for this content
if (!fdata->raw && (is_new_html && (is_text_enriched || is_text_rtf))) {
guint flags = 0;
if (is_text_rtf)
flags = GMIME_FILTER_ENRICHED_IS_RICHTEXT;
GMimeFilter *enriched_filter = g_mime_filter_enriched_new(flags);
g_mime_stream_filter_add(GMIME_STREAM_FILTER(filtered_mem_stream), enriched_filter);
g_object_unref(enriched_filter);
}
g_mime_data_wrapper_write_to_stream(wrapper, filtered_mem_stream);
// Very important! Flush the the stream and get all content through.
g_mime_stream_flush(filtered_mem_stream);
// Freed by the mem_stream on its own (owner) [transfer none]
c_part->content = g_mime_stream_mem_get_byte_array(GMIME_STREAM_MEM(mem_stream));
// After we unref the mem_stream, part_content is NOT available anymore
g_object_unref(filtered_mem_stream);
g_object_unref(mem_stream);
// Without content, the collected body part is of no use, so we ignore it.
if (c_part->content->len == 0) {
free_collected_part(c_part);
return;
}
// We accept only the first text and first html content, everything
// else is considered an alternative body
if (is_new_text) {
fdata->text_part = c_part;
} else if (is_new_html) {
fdata->html_part = c_part;
} else {
g_ptr_array_add(fdata->alternative_bodies, c_part);
}
} else {
GMimeStream *attachment_mem_stream = g_mime_stream_mem_new();
g_mime_stream_mem_set_owner (GMIME_STREAM_MEM(attachment_mem_stream), FALSE);
g_mime_data_wrapper_write_to_stream(wrapper, attachment_mem_stream);
g_mime_stream_flush(attachment_mem_stream);
c_part->content = g_mime_stream_mem_get_byte_array(GMIME_STREAM_MEM(attachment_mem_stream));
g_object_unref(attachment_mem_stream);
// Some content may not have disposition defined so we need to determine better what it is
if ((disposition && !g_ascii_strcasecmp(disposition->disposition, GMIME_DISPOSITION_INLINE)) ||
g_mime_part_get_content_id(GMIME_PART(part))) {
g_ptr_array_add(fdata->inlines, c_part);
} else {
// All other disposition should be kept within attachments
g_ptr_array_add(fdata->attachments, c_part);
}
}
}
GMimeGpgmeSigstat *
g_mime_gpgme_mps_verify(GMimeMultipartSigned * mps, GError ** error)
{
const gchar *protocol;
gpgme_protocol_t crypto_prot;
gchar *content_type;
GMimeObject *content;
GMimeObject *signature;
GMimeStream *stream;
GMimeStream *filtered_stream;
GMimeFilter *crlf_filter;
GMimeDataWrapper *wrapper;
GMimeStream *sigstream;
GMimeGpgmeSigstat *result;
g_return_val_if_fail(GMIME_IS_MULTIPART_SIGNED(mps), NULL);
if (g_mime_multipart_get_count(GMIME_MULTIPART(mps)) < 2) {
g_set_error(error, GMIME_ERROR, GMIME_ERROR_PARSE_ERROR, "%s",
_
("Cannot verify multipart/signed part due to missing subparts."));
return NULL;
}
/* grab the protocol so we can configure the GpgME context */
protocol =
g_mime_object_get_content_type_parameter(GMIME_OBJECT(mps),
"protocol");
if (protocol) {
if (g_ascii_strcasecmp("application/pgp-signature", protocol) == 0)
crypto_prot = GPGME_PROTOCOL_OpenPGP;
else if (g_ascii_strcasecmp
("application/pkcs7-signature", protocol) == 0
|| g_ascii_strcasecmp("application/x-pkcs7-signature",
protocol) == 0)
crypto_prot = GPGME_PROTOCOL_CMS;
else
crypto_prot = GPGME_PROTOCOL_UNKNOWN;
} else
crypto_prot = GPGME_PROTOCOL_UNKNOWN;
/* eject on unknown protocols */
if (crypto_prot == GPGME_PROTOCOL_UNKNOWN) {
g_set_error(error, GPGME_ERROR_QUARK, GPG_ERR_INV_VALUE,
_("unsupported protocol “%s”"), protocol);
return NULL;
}
signature =
g_mime_multipart_get_part(GMIME_MULTIPART(mps),
GMIME_MULTIPART_SIGNED_SIGNATURE);
/* make sure the protocol matches the signature content-type */
content_type = g_mime_content_type_to_string(signature->content_type);
if (g_ascii_strcasecmp(content_type, protocol) != 0) {
g_set_error(error, GMIME_ERROR, GMIME_ERROR_PARSE_ERROR, "%s",
_
("Cannot verify multipart/signed part: signature content-type does not match protocol."));
g_free(content_type);
return NULL;
}
g_free(content_type);
content =
g_mime_multipart_get_part(GMIME_MULTIPART(mps),
GMIME_MULTIPART_SIGNED_CONTENT);
/* get the content stream */
stream = g_mime_stream_mem_new();
filtered_stream = g_mime_stream_filter_new(stream);
/* Note: see rfc2015 or rfc3156, section 5.1 */
crlf_filter = g_mime_filter_crlf_new(TRUE, FALSE);
g_mime_stream_filter_add(GMIME_STREAM_FILTER(filtered_stream),
crlf_filter);
g_object_unref(crlf_filter);
g_mime_object_write_to_stream(content, filtered_stream);
g_mime_stream_flush(filtered_stream);
g_object_unref(filtered_stream);
g_mime_stream_reset(stream);
/* get the signature stream */
wrapper = g_mime_part_get_content_object(GMIME_PART(signature));
/* a s/mime signature is always encoded, a pgp signature shouldn't,
* but there exist implementations which encode it... */
sigstream = g_mime_stream_mem_new();
g_mime_data_wrapper_write_to_stream(wrapper, sigstream);
g_mime_stream_reset(sigstream);
/* verify the signature */
result =
libbalsa_gpgme_verify(stream, sigstream, crypto_prot, FALSE,
error);
g_object_unref(stream);
g_object_unref(sigstream);
return result;
}
void
format_part_sprinter (const void *ctx, sprinter_t *sp, mime_node_t *node,
notmuch_bool_t first, notmuch_bool_t output_body,
notmuch_bool_t include_html)
{
/* Any changes to the JSON or S-Expression format should be
* reflected in the file devel/schemata. */
if (node->envelope_file) {
sp->begin_map (sp);
format_message_sprinter (sp, node->envelope_file);
sp->map_key (sp, "headers");
format_headers_sprinter (sp, GMIME_MESSAGE (node->part), FALSE);
if (output_body) {
sp->map_key (sp, "body");
sp->begin_list (sp);
format_part_sprinter (ctx, sp, mime_node_child (node, 0), first, TRUE, include_html);
sp->end (sp);
}
sp->end (sp);
return;
}
/* 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;
int nclose = 0;
int i;
sp->begin_map (sp);
sp->map_key (sp, "id");
sp->integer (sp, node->part_num);
if (node->decrypt_attempted) {
sp->map_key (sp, "encstatus");
sp->begin_list (sp);
sp->begin_map (sp);
sp->map_key (sp, "status");
sp->string (sp, node->decrypt_success ? "good" : "bad");
sp->end (sp);
sp->end (sp);
}
if (node->verify_attempted) {
sp->map_key (sp, "sigstatus");
format_part_sigstatus_sprinter (sp, node);
}
sp->map_key (sp, "content-type");
sp->string (sp, g_mime_content_type_to_string (content_type));
if (cid) {
sp->map_key (sp, "content-id");
sp->string (sp, cid);
}
if (filename) {
sp->map_key (sp, "filename");
sp->string (sp, 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 unless
* the --include-html option has been passed. If a html part
* is not included, it can be requested directly. This makes
* charset decoding the responsibility on the caller so we
* report the charset for text/html parts.
*/
if (g_mime_content_type_is_type (content_type, "text", "*") &&
(include_html ||
! g_mime_content_type_is_type (content_type, "text", "html")))
{
GMimeStream *stream_memory = g_mime_stream_mem_new ();
GByteArray *part_content;
show_text_part_content (node->part, stream_memory, 0);
part_content = g_mime_stream_mem_get_byte_array (GMIME_STREAM_MEM (stream_memory));
sp->map_key (sp, "content");
sp->string_len (sp, (char *) part_content->data, part_content->len);
g_object_unref (stream_memory);
} else {
format_omitted_part_meta_sprinter (sp, meta, GMIME_PART (node->part));
}
} else if (GMIME_IS_MULTIPART (node->part)) {
sp->map_key (sp, "content");
sp->begin_list (sp);
nclose = 1;
} else if (GMIME_IS_MESSAGE (node->part)) {
sp->map_key (sp, "content");
sp->begin_list (sp);
sp->begin_map (sp);
sp->map_key (sp, "headers");
format_headers_sprinter (sp, GMIME_MESSAGE (node->part), FALSE);
sp->map_key (sp, "body");
sp->begin_list (sp);
nclose = 3;
}
for (i = 0; i < node->nchildren; i++)
format_part_sprinter (ctx, sp, mime_node_child (node, i), i == 0, TRUE, include_html);
/* Close content structures */
for (i = 0; i < nclose; i++)
sp->end (sp);
/* Close part map */
sp->end (sp);
}
GMimeObject *
g_mime_gpgme_mpe_decrypt(GMimeMultipartEncrypted * mpe,
GMimeGpgmeSigstat ** signature,
GtkWindow * parent, GError ** err)
{
GMimeObject *decrypted, *version, *encrypted;
GMimeStream *stream, *ciphertext;
GMimeStream *filtered_stream;
GMimeContentType *mime_type;
GMimeGpgmeSigstat *sigstat;
GMimeDataWrapper *wrapper;
GMimeFilter *crlf_filter;
GMimeParser *parser;
const char *protocol;
char *content_type;
g_return_val_if_fail(GMIME_IS_MULTIPART_ENCRYPTED(mpe), NULL);
if (signature && *signature) {
g_object_unref(G_OBJECT(*signature));
*signature = NULL;
}
protocol =
g_mime_object_get_content_type_parameter(GMIME_OBJECT(mpe),
"protocol");
/* make sure the protocol is present and matches the cipher encrypt protocol */
if (!protocol
|| g_ascii_strcasecmp("application/pgp-encrypted",
protocol) != 0) {
g_set_error(err, GMIME_ERROR, GMIME_ERROR_PROTOCOL_ERROR,
_
("Cannot decrypt multipart/encrypted part: unsupported encryption protocol “%s”."),
protocol ? protocol : _("(none)"));
return NULL;
}
version =
g_mime_multipart_get_part(GMIME_MULTIPART(mpe),
GMIME_MULTIPART_ENCRYPTED_VERSION);
/* make sure the protocol matches the version part's content-type */
content_type = g_mime_content_type_to_string(version->content_type);
if (g_ascii_strcasecmp(content_type, protocol) != 0) {
g_set_error(err, GMIME_ERROR, GMIME_ERROR_PROTOCOL_ERROR, "%s",
_
("Cannot decrypt multipart/encrypted part: content-type does not match protocol."));
g_free(content_type);
return NULL;
}
g_free(content_type);
/* get the encrypted part and check that it is of type application/octet-stream */
encrypted =
g_mime_multipart_get_part(GMIME_MULTIPART(mpe),
GMIME_MULTIPART_ENCRYPTED_CONTENT);
mime_type = g_mime_object_get_content_type(encrypted);
if (!g_mime_content_type_is_type
(mime_type, "application", "octet-stream")) {
g_set_error(err, GMIME_ERROR, GMIME_ERROR_PROTOCOL_ERROR, "%s",
_
("Cannot decrypt multipart/encrypted part: unexpected content type"));
return NULL;
}
/* get the ciphertext stream */
wrapper = g_mime_part_get_content_object(GMIME_PART(encrypted));
ciphertext = g_mime_data_wrapper_get_decoded_stream(wrapper);
g_mime_stream_reset(ciphertext);
stream = g_mime_stream_mem_new();
filtered_stream = g_mime_stream_filter_new(stream);
crlf_filter = g_mime_filter_crlf_new(FALSE, FALSE);
g_mime_stream_filter_add(GMIME_STREAM_FILTER(filtered_stream),
crlf_filter);
g_object_unref(crlf_filter);
/* get the cleartext */
sigstat =
libbalsa_gpgme_decrypt(ciphertext, filtered_stream,
GPGME_PROTOCOL_OpenPGP, parent, err);
if (!sigstat) {
g_object_unref(filtered_stream);
g_object_unref(ciphertext);
g_object_unref(stream);
return NULL;
}
g_mime_stream_flush(filtered_stream);
g_object_unref(filtered_stream);
g_object_unref(ciphertext);
g_mime_stream_reset(stream);
parser = g_mime_parser_new();
g_mime_parser_init_with_stream(parser, stream);
g_object_unref(stream);
decrypted = g_mime_parser_construct_part(parser);
g_object_unref(parser);
if (!decrypted) {
g_set_error(err, GMIME_ERROR, GMIME_ERROR_PARSE_ERROR, "%s",
_
("Cannot decrypt multipart/encrypted part: failed to parse decrypted content"));
g_object_unref(G_OBJECT(sigstat));
return NULL;
}
/* cache the decrypted part */
if (signature) {
if (sigstat->status != GPG_ERR_NOT_SIGNED)
*signature = sigstat;
else
g_object_unref(G_OBJECT(sigstat));
}
return decrypted;
}
static notmuch_status_t
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, 0);
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);
return NOTMUCH_STATUS_SUCCESS;
}
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), FALSE);
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, 0);
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), FALSE);
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 notmuch_status_t
format_part_raw (unused (const void *ctx), mime_node_t *node,
unused (int indent),
unused (const notmuch_show_params_t *params))
{
if (node->envelope_file) {
/* Special case the entire message to avoid MIME parsing. */
const char *filename;
FILE *file;
size_t size;
char buf[4096];
filename = notmuch_message_get_filename (node->envelope_file);
if (filename == NULL) {
fprintf (stderr, "Error: Cannot get message filename.\n");
return NOTMUCH_STATUS_FILE_ERROR;
}
file = fopen (filename, "r");
if (file == NULL) {
fprintf (stderr, "Error: Cannot open file %s: %s\n", filename, strerror (errno));
return NOTMUCH_STATUS_FILE_ERROR;
}
while (!feof (file)) {
size = fread (buf, 1, sizeof (buf), file);
if (ferror (file)) {
fprintf (stderr, "Error: Read failed from %s\n", filename);
fclose (file);
return NOTMUCH_STATUS_FILE_ERROR;
}
if (fwrite (buf, size, 1, stdout) != 1) {
fprintf (stderr, "Error: Write failed\n");
fclose (file);
return NOTMUCH_STATUS_FILE_ERROR;
}
}
fclose (file);
return NOTMUCH_STATUS_SUCCESS;
}
GMimeStream *stream_stdout;
GMimeStream *stream_filter = NULL;
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);
if (GMIME_IS_PART (node->part)) {
/* For leaf parts, we emit only the transfer-decoded
* body. */
GMimeDataWrapper *wrapper;
wrapper = g_mime_part_get_content_object (GMIME_PART (node->part));
if (wrapper && stream_filter)
g_mime_data_wrapper_write_to_stream (wrapper, stream_filter);
} else {
/* Write out the whole part. For message parts (the root
* part and embedded message parts), this will be the
* message including its headers (but not the
* encapsulating part's headers). For multipart parts,
* this will include the headers. */
if (stream_filter)
g_mime_object_write_to_stream (node->part, stream_filter);
}
if (stream_filter)
g_object_unref (stream_filter);
if (stream_stdout)
g_object_unref(stream_stdout);
return NOTMUCH_STATUS_SUCCESS;
}
