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notmuch-index-message: Add explicit support for multipart mime.

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Instead of using the recursive "foreach" method, we implement our
own recursive function. This allows us to ignore the signature
component of a multipart/signed message, (which we certainly
don't need to index).
This commit is contained in:
Carl Worth 2009-10-14 15:33:16 -07:00
parent 6363ab32ea
commit 7878175ed9
1 changed files with 22 additions and 6 deletions
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28
notmuch-index-message.cc
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@ -395,16 +395,32 @@ gen_terms_body_str (Xapian::TermGenerator term_gen,
/* Callback to generate terms for each mime part of a message. */
static void
gen_terms_part (GMimeObject *parent,
GMimeObject *part,
gpointer user_data)
gen_terms_part (Xapian::TermGenerator term_gen,
GMimeObject *part)
{
Xapian::TermGenerator *term_gen = (Xapian::TermGenerator *) user_data;
GMimeStream *stream;
GMimeDataWrapper *wrapper;
GByteArray *byte_array;
char *body;
if (GMIME_IS_MULTIPART (part)) {
GMimeMultipart *multipart = GMIME_MULTIPART (part);
int i;
for (i = 0; i < g_mime_multipart_get_count (multipart); i++) {
if (GMIME_IS_MULTIPART_SIGNED (multipart)) {
/* Don't index the signature. */
if (i == 1)
continue;
if (i > 1)
fprintf (stderr, "Warning: Unexpected extra parts of mutlipart/signed. Indexing anyway.\n");
}
gen_terms_part (term_gen,
g_mime_multipart_get_part (multipart, i));
}
return;
}
if (! GMIME_IS_PART (part)) {
fprintf (stderr, "Warning: Not indexing unknown mime part: %s.\n",
g_type_name (G_OBJECT_TYPE (part)));
@ -422,7 +438,7 @@ gen_terms_part (GMimeObject *parent,
body = (char *) g_byte_array_free (byte_array, FALSE);
gen_terms_body_str (*term_gen, body);
gen_terms_body_str (term_gen, body);
free (body);
}
@ -483,7 +499,7 @@ index_file (Xapian::WritableDatabase db,
gen_terms (term_gen, "subject", subject);
gen_terms (term_gen, "body", subject);
g_mime_message_foreach (message, gen_terms_part, &term_gen);
gen_terms_part (term_gen, g_mime_message_get_mime_part (message));
parents = g_ptr_array_new ();