dovecot-2.2: fts: Remove default filters and tokenizers.

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.2/rev/7b93d5d71f2e
changeset: 19404:7b93d5d71f2e
user:      Teemu Huovila <teemu.huovila at dovecot.fi>
date:      Wed Nov 18 16:33:26 2015 +0200
description:
fts: Remove default filters and tokenizers.
There aren't any specially good defaults that work for all the languages,
so it's better to just enforce explicit settings.

diffstat:

 src/plugins/fts/fts-user.c |  14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diffs (38 lines):

diff -r 52e0fb4f2693 -r 7b93d5d71f2e src/plugins/fts/fts-user.c
--- a/src/plugins/fts/fts-user.c	Thu Nov 19 17:43:47 2015 +0200
+++ b/src/plugins/fts/fts-user.c	Wed Nov 18 16:33:26 2015 +0200
@@ -11,9 +11,6 @@
 #define FTS_USER_CONTEXT(obj) \
 	MODULE_CONTEXT(obj, fts_user_module)
 
-#define FTS_DEFAULT_TOKENIZERS "generic email-address"
-#define FTS_DEFAULT_FILTERS "normalizer-icu snowball"
-
 struct fts_user {
 	union mail_user_module_context module_ctx;
 	int refcount;
@@ -103,8 +100,9 @@
 		filters_key = "fts_filters";
 		str = mail_user_plugin_getenv(user, filters_key);
 		if (str == NULL) {
-			str = FTS_DEFAULT_FILTERS;
-			filters_key = "fts_filters(built-in default)";
+			/* No filters */
+			*filter_r = NULL;
+			return 0;
 		}
 	}
 
@@ -162,8 +160,10 @@
 
 	tokenizers_key = "fts_tokenizers";
 	str = mail_user_plugin_getenv(user, tokenizers_key);
-	if (str == NULL)
-		str = FTS_DEFAULT_TOKENIZERS;
+	if (str == NULL) {
+		*error_r = "fts_tokenizers setting is missing";
+		return -1;
+	}
 
 	tokenizers = t_strsplit_spaces(str, " ");