dovecot-2.2: lib-storage: Added mail_thread_type_to_str()

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.2/rev/3d7b8a09d85d
changeset: 18455:3d7b8a09d85d
user:      Timo Sirainen <tss at iki.fi>
date:      Thu Apr 23 19:20:00 2015 +0300
description:
lib-storage: Added mail_thread_type_to_str()

diffstat:

 src/lib-storage/mail-thread.c |  38 +++++++++++++++++++++++++++++---------
 src/lib-storage/mail-thread.h |   2 ++
 2 files changed, 31 insertions(+), 9 deletions(-)

diffs (60 lines):

diff -r 274b42b7d0de -r 3d7b8a09d85d src/lib-storage/mail-thread.c
--- a/src/lib-storage/mail-thread.c	Thu Apr 23 19:19:10 2015 +0300
+++ b/src/lib-storage/mail-thread.c	Thu Apr 23 19:20:00 2015 +0300
@@ -3,15 +3,35 @@
 #include "lib.h"
 #include "mail-thread.h"
 
+struct {
+	const char *name;
+	enum mail_thread_type type;
+} mail_thread_type_strings[] = {
+	{ "REFERENCES", MAIL_THREAD_REFERENCES },
+	{ "REFS", MAIL_THREAD_REFS },
+	{ "ORDEREDSUBJECT", MAIL_THREAD_ORDEREDSUBJECT }
+};
+
 bool mail_thread_type_parse(const char *str, enum mail_thread_type *type_r)
 {
-	if (strcasecmp(str, "REFERENCES") == 0)
-		*type_r = MAIL_THREAD_REFERENCES;
-	else if (strcasecmp(str, "REFS") == 0)
-		*type_r = MAIL_THREAD_REFS;
-	else if (strcasecmp(str, "ORDEREDSUBJECT") == 0)
-		*type_r = MAIL_THREAD_ORDEREDSUBJECT;
-	else
-		return FALSE;
-	return TRUE;
+	unsigned int i;
+
+	for (i = 0; i < N_ELEMENTS(mail_thread_type_strings); i++) {
+		if (strcasecmp(str, mail_thread_type_strings[i].name) == 0) {
+			*type_r = mail_thread_type_strings[i].type;
+			return TRUE;
+		}
+	}
+	return FALSE;
 }
+
+const char *mail_thread_type_to_str(enum mail_thread_type type)
+{
+	unsigned int i;
+
+	for (i = 0; i < N_ELEMENTS(mail_thread_type_strings); i++) {
+		if (mail_thread_type_strings[i].type == type)
+			return mail_thread_type_strings[i].name;
+	}
+	i_panic("Unknown mail_thread_type %d", type);
+}
diff -r 274b42b7d0de -r 3d7b8a09d85d src/lib-storage/mail-thread.h
--- a/src/lib-storage/mail-thread.h	Thu Apr 23 19:19:10 2015 +0300
+++ b/src/lib-storage/mail-thread.h	Thu Apr 23 19:20:00 2015 +0300
@@ -25,6 +25,8 @@
 /* Convert thread type string to enum. Returns TRUE if ok, FALSE if type is
    unknown. */
 bool mail_thread_type_parse(const char *str, enum mail_thread_type *type_r);
+/* Return thread type as string. */
+const char *mail_thread_type_to_str(enum mail_thread_type type);
 
 /* Build thread from given search arguments. args=NULL searches everything. */
 int mail_thread_init(struct mailbox *box, struct mail_search_args *args,