int
mu_message_save_attachment (mu_message_t msg, const char *filename,
mu_mime_io_buffer_t info)
{
mu_stream_t istream;
int ret;
mu_header_t hdr;
const char *fname = NULL;
char *partname = NULL;
if (msg == NULL)
return EINVAL;
if ((ret = _attachment_setup (&info, msg, &istream)) != 0)
return ret;
if (ret == 0 && (ret = mu_message_get_header (msg, &hdr)) == 0)
{
if (filename == NULL)
{
ret = mu_message_aget_decoded_attachment_name (msg, info->charset,
&partname, NULL);
if (partname)
fname = partname;
}
else
fname = filename;
if (fname
&& (ret = mu_file_stream_create (&info->fstream, fname,
MU_STREAM_WRITE | MU_STREAM_CREAT)) == 0)
{
const char *content_encoding;
if (mu_header_sget_value (hdr, MU_HEADER_CONTENT_TRANSFER_ENCODING,
&content_encoding))
content_encoding = "7bit";
ret = mu_filter_create (&info->stream, istream, content_encoding,
MU_FILTER_DECODE,
MU_STREAM_READ);
}
}
if (info->stream && istream)
ret = mu_stream_copy (info->fstream, info->stream, 0, NULL);
if (ret != EAGAIN && info)
{
mu_stream_close (info->fstream);
mu_stream_destroy (&info->stream);
mu_stream_destroy (&info->fstream);
}
mu_stream_destroy (&istream);
_attachment_free (info, ret); /* FIXME: or 0? */
/* Free fname if we allocated it. */
if (partname)
free (partname);
return ret;
}
void
message_display_parts (mu_message_t msg, int indent)
{
int ret, j;
size_t nparts;
mu_message_t part;
mu_header_t hdr;
mu_stream_t str;
mu_body_t body;
int ismulti;
size_t nbytes;
/* How many parts does the message has? */
if ((ret = mu_message_get_num_parts (msg, &nparts)) != 0)
{
fprintf (stderr, "mu_message_get_num_parts - %s\n", mu_strerror (ret));
exit (2);
}
/* Iterate through all the parts.
Treat type "message/rfc822" differently, since it is a message of
its own that can have other subparts(recursive). */
for (j = 1; j <= nparts; j++)
{
int status;
const char *hvalue;
char *type = NULL;
const char *encoding = "";
MU_ASSERT (mu_message_get_part (msg, j, &part));
MU_ASSERT (mu_message_get_header (part, &hdr));
status = mu_header_sget_value (hdr, MU_HEADER_CONTENT_TYPE,
&hvalue);
if (status == MU_ERR_NOENT)
/* nothing */;
else if (status != 0)
mu_error ("Cannot get header value: %s", mu_strerror (status));
else
{
status = mu_mimehdr_aget_disp (hvalue, &type);
if (status)
mu_error ("Cannot extract content type field: %s",
mu_strerror (status));
}
printf ("%*.*sType of part %d = %s\n", indent, indent, "",
j, type ? type : "");
print_message_part_sizes (part, indent);
if (mu_header_sget_value (hdr, MU_HEADER_CONTENT_TRANSFER_ENCODING,
&encoding))
encoding = "";
ismulti = 0;
if ((type
&& mu_c_strcasecmp (type, "message/rfc822") == 0)
|| (mu_message_is_multipart (part, &ismulti) == 0 && ismulti))
{
if (!ismulti)
MU_ASSERT (mu_message_unencapsulate (part, &part, NULL));
MU_ASSERT (mu_message_get_header (part, &hdr));
if (mu_header_sget_value (hdr, MU_HEADER_FROM, &from))
from = "";
if (mu_header_sget_value (hdr, MU_HEADER_SUBJECT, &subject))
subject = "";
printf ("%*.*sEncapsulated message : %s\t%s\n",
indent, indent, "", from, subject);
printf ("%*.*sBegin\n", indent, indent, "");
message_display_parts (part, indent + indent_level);
mu_message_destroy (&part, NULL);
}
else if (!type
|| (mu_c_strcasecmp (type, "text/plain") == 0)
|| (mu_c_strcasecmp (type, "text/html")) == 0)
{
printf ("%*.*sText Message\n", indent, indent, "");
printf ("%*.*sBegin\n", indent, indent, "");
mu_message_get_body (part, &body);
mu_body_get_streamref (body, &str);
/* Make sure the original body stream is not closed when
str gets destroyed */
mu_filter_create (&str, str, encoding, MU_FILTER_DECODE,
MU_STREAM_READ);
while (mu_stream_readline (str, buf, sizeof (buf), &nbytes) == 0
&& nbytes)
{
printf ("%*.*s%s", indent, indent, "", buf);
}
mu_stream_destroy (&str);
}
else
{
/* Save the attachements. */
char *fname = NULL;
mu_message_aget_decoded_attachment_name (part, charset,
&fname, NULL);
if (fname == NULL)
fname = mu_tempname (NULL);
printf ("%*.*sAttachment - saving [%s]\n", indent, indent, "",
fname);
printf ("%*.*sBegin\n", indent, indent, "");
if (charset)
{
mu_mime_io_buffer_t info;
mu_mime_io_buffer_create (&info);
mu_mime_io_buffer_set_charset (info, charset);
MU_ASSERT (mu_message_save_attachment (part, NULL, info));
mu_mime_io_buffer_destroy (&info);
}
else
MU_ASSERT (mu_message_save_attachment (part, fname, NULL));
if (print_attachments)
print_file (fname, indent);
free (fname);
}
printf ("\n%*.*sEnd\n", indent, indent, "");
free (type);
}
}
