X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=lib%2Fmessage.cc;h=d993cde834a33baa5614ecf66d8272ed87c273c7;hp=43f8e700c089398757c2e3b320b9b6c64826fbc3;hb=4b55df85348c4ad4129bf6a9af052231f1d6716e;hpb=f271071330fed2947abfa7e9956a85a978924548 diff --git a/lib/message.cc b/lib/message.cc index 43f8e700..d993cde8 100644 --- a/lib/message.cc +++ b/lib/message.cc @@ -25,13 +25,14 @@ #include -struct _notmuch_message { +struct visible _notmuch_message { notmuch_database_t *notmuch; Xapian::docid doc_id; int frozen; char *message_id; char *thread_id; char *in_reply_to; + notmuch_string_list_t *tag_list; notmuch_string_list_t *filename_term_list; notmuch_string_list_t *filename_list; char *author; @@ -103,6 +104,7 @@ _notmuch_message_create_for_document (const void *talloc_owner, message->message_id = NULL; message->thread_id = NULL; message->in_reply_to = NULL; + message->tag_list = NULL; message->filename_term_list = NULL; message->filename_list = NULL; message->message_file = NULL; @@ -211,7 +213,6 @@ _notmuch_message_create_for_message_id (notmuch_database_t *notmuch, { notmuch_message_t *message; Xapian::Document doc; - Xapian::WritableDatabase *db; unsigned int doc_id; char *term; @@ -231,7 +232,6 @@ _notmuch_message_create_for_message_id (notmuch_database_t *notmuch, if (notmuch->mode == NOTMUCH_DATABASE_MODE_READ_ONLY) INTERNAL_ERROR ("Failure to ensure database is writable."); - db = static_cast (notmuch->xapian_db); try { doc.add_term (term, 0); talloc_free (term); @@ -295,6 +295,7 @@ _notmuch_message_ensure_metadata (notmuch_message_t *message) { Xapian::TermIterator i, end; const char *thread_prefix = _find_prefix ("thread"), + *tag_prefix = _find_prefix ("tag"), *id_prefix = _find_prefix ("id"), *filename_prefix = _find_prefix ("file-direntry"), *replyto_prefix = _find_prefix ("replyto"); @@ -313,8 +314,17 @@ _notmuch_message_ensure_metadata (notmuch_message_t *message) message->thread_id = _notmuch_message_get_term (message, i, end, thread_prefix); + /* Get tags */ + assert (strcmp (thread_prefix, tag_prefix) < 0); + if (!message->tag_list) { + message->tag_list = + _notmuch_database_get_terms_with_prefix (message, i, end, + tag_prefix); + _notmuch_string_list_sort (message->tag_list); + } + /* Get id */ - assert (strcmp (thread_prefix, id_prefix) < 0); + assert (strcmp (tag_prefix, id_prefix) < 0); if (!message->message_id) message->message_id = _notmuch_message_get_term (message, i, end, id_prefix); @@ -348,6 +358,11 @@ _notmuch_message_invalidate_metadata (notmuch_message_t *message, message->thread_id = NULL; } + if (strcmp ("tag", prefix_name) == 0) { + talloc_unlink (message, message->tag_list); + message->tag_list = NULL; + } + if (strcmp ("file-direntry", prefix_name) == 0) { talloc_free (message->filename_term_list); talloc_free (message->filename_list); @@ -499,6 +514,8 @@ _notmuch_message_remove_filename (notmuch_message_t *message, const char *folder_prefix = _find_prefix ("folder"); int folder_prefix_len = strlen (folder_prefix); void *local = talloc_new (message); + char *zfolder_prefix = talloc_asprintf(local, "Z%s", folder_prefix); + int zfolder_prefix_len = strlen (zfolder_prefix); char *direntry; notmuch_private_status_t private_status; notmuch_status_t status; @@ -515,9 +532,12 @@ _notmuch_message_remove_filename (notmuch_message_t *message, status = COERCE_STATUS (private_status, "Unexpected error from _notmuch_message_remove_term"); - /* Re-synchronize "folder:" terms for this message. This requires - * first removing all "folder:" terms, then adding back terms for - * all remaining filenames of the message. */ + /* Re-synchronize "folder:" terms for this message. This requires: + * 1. removing all "folder:" terms + * 2. removing all "folder:" stemmed terms + * 3. adding back terms for all remaining filenames of the message. */ + + /* 1. removing all "folder:" terms */ while (1) { i = message->doc.termlist_begin (); i.skip_to (folder_prefix); @@ -536,6 +556,26 @@ _notmuch_message_remove_filename (notmuch_message_t *message, } } + /* 2. removing all "folder:" stemmed terms */ + while (1) { + i = message->doc.termlist_begin (); + i.skip_to (zfolder_prefix); + + /* Terminate loop when no terms remain with desired prefix. */ + if (i == message->doc.termlist_end () || + strncmp ((*i).c_str (), zfolder_prefix, zfolder_prefix_len)) + { + break; + } + + try { + message->doc.remove_term ((*i)); + } catch (const Xapian::InvalidArgumentError) { + /* Ignore failure to remove non-existent term. */ + } + } + + /* 3. adding back terms for all remaining filenames of the message. */ i = message->doc.termlist_begin (); i.skip_to (direntry_prefix); @@ -712,14 +752,20 @@ notmuch_message_get_date (notmuch_message_t *message) notmuch_tags_t * notmuch_message_get_tags (notmuch_message_t *message) { - Xapian::TermIterator i, end; - notmuch_string_list_t *tags; - i = message->doc.termlist_begin(); - end = message->doc.termlist_end(); - tags = _notmuch_database_get_terms_with_prefix (message, i, end, - _find_prefix ("tag")); - _notmuch_string_list_sort (tags); - return _notmuch_tags_create (message, tags); + notmuch_tags_t *tags; + + if (!message->tag_list) + _notmuch_message_ensure_metadata (message); + + tags = _notmuch_tags_create (message, message->tag_list); + /* _notmuch_tags_create steals the reference to the tag_list, but + * in this case it's still used by the message, so we add an + * *additional* talloc reference to the list. As a result, it's + * possible to modify the message tags (which talloc_unlink's the + * current list from the message) while still iterating because + * the iterator will keep the current list alive. */ + talloc_reference (message, message->tag_list); + return tags; } const char * @@ -816,7 +862,7 @@ _notmuch_message_add_term (notmuch_message_t *message, /* Parse 'text' and add a term to 'message' for each parsed word. Each * term will be added both prefixed (if prefix_name is not NULL) and - * also unprefixed). */ + * also non-prefixed). */ notmuch_private_status_t _notmuch_message_gen_terms (notmuch_message_t *message, const char *prefix_name, @@ -1287,6 +1333,7 @@ notmuch_message_remove_all_tags (notmuch_message_t *message) if (! message->frozen) _notmuch_message_sync (message); + talloc_free (tags); return NOTMUCH_STATUS_SUCCESS; }