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notmuch_database_add_message: Sanity check the file as the first thing

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This avoids us wasting a bunch of time doing an expensive SHA-1 over a large
file only to discover later that it doesn't even *look* like an email message.
This commit is contained in:
Carl Worth 2009-10-28 13:35:10 -07:00
parent 81861514c9
commit cfa228a3d4
1 changed files with 19 additions and 13 deletions
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32
database.cc
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@ -881,7 +881,25 @@ notmuch_database_add_message (notmuch_database_t *notmuch,
(char *) NULL);
try {
/* The first order of business is to find/create a message ID. */
/* Before we do any real work, (especially before doing a
* potential SHA-1 computation on the entire file's contents),
* let's make sure that what we're looking at looks like an
* actual email message.
*/
from = notmuch_message_file_get_header (message_file, "from");
subject = notmuch_message_file_get_header (message_file, "subject");
to = notmuch_message_file_get_header (message_file, "to");
if (from == NULL &&
subject == NULL &&
to == NULL)
{
ret = NOTMUCH_STATUS_FILE_NOT_EMAIL;
goto DONE;
}
/* Now that we're sure it's mail, the first order of business
* is to find a message ID (or else create one ourselves). */
header = notmuch_message_file_get_header (message_file, "message-id");
if (header) {
@ -938,18 +956,6 @@ notmuch_database_add_message (notmuch_database_t *notmuch,
date = notmuch_message_file_get_header (message_file, "date");
_notmuch_message_set_date (message, date);
from = notmuch_message_file_get_header (message_file, "from");
subject = notmuch_message_file_get_header (message_file, "subject");
to = notmuch_message_file_get_header (message_file, "to");
if (from == NULL &&
subject == NULL &&
to == NULL)
{
ret = NOTMUCH_STATUS_FILE_NOT_EMAIL;
goto DONE;
}
_notmuch_message_index_file (message, filename);
_notmuch_message_sync (message);