ruby: Add wrappers for database_find_message*

Two new wrappers:
Notmuch::Database.find_message(id) => Notmuch::Message or nil
Notmuch::Database.find_message_by_filename(path) => Notmuch::Message or nil

diff --git a/bindings/ruby/database.c b/bindings/ruby/database.c
index a4659ca3737a712f77f50fba55cb43ac05cb33c5..90c220a14b93a0c5bafaf5fd807645fd782bb2ec 100644 (file)
--- a/bindings/ruby/database.c
+++ b/bindings/ruby/database.c
@@ -330,6 +330,66 @@ notmuch_rb_database_remove_message(VALUE self, VALUE pathv)
     return (ret == NOTMUCH_STATUS_DUPLICATE_MESSAGE_ID) ? Qtrue : Qfalse;
 }
 
+/*
+ * call-seq: DB.find_message(id) => MESSAGE or nil
+ *
+ * Find a message by message id.
+ */
+VALUE
+notmuch_rb_database_find_message(VALUE self, VALUE idv)
+{
+    const char *id;
+    notmuch_status_t ret;
+    notmuch_database_t *db;
+    notmuch_message_t *message;
+
+    Data_Get_Notmuch_Database(self, db);
+
+#if !defined(RSTRING_PTR)
+#define RSTRING_PTR(v) (RSTRING((v))->ptr)
+#endif /* !defined(RSTRING_PTR) */
+
+    SafeStringValue(idv);
+    id = RSTRING_PTR(idv);
+
+    ret = notmuch_database_find_message(db, id, &message);
+    notmuch_rb_status_raise(ret);
+
+    if (message)
+        return Data_Wrap_Struct(notmuch_rb_cMessage, NULL, NULL, message);
+    return Qnil;
+}
+
+/*
+ * call-seq: DB.find_message_by_filename(path) => MESSAGE or nil
+ *
+ * Find a message by filename.
+ */
+VALUE
+notmuch_rb_database_find_message_by_filename(VALUE self, VALUE pathv)
+{
+    const char *path;
+    notmuch_status_t ret;
+    notmuch_database_t *db;
+    notmuch_message_t *message;
+
+    Data_Get_Notmuch_Database(self, db);
+
+#if !defined(RSTRING_PTR)
+#define RSTRING_PTR(v) (RSTRING((v))->ptr)
+#endif /* !defined(RSTRING_PTR) */
+
+    SafeStringValue(pathv);
+    path = RSTRING_PTR(pathv);
+
+    ret = notmuch_database_find_message_by_filename(db, path, &message);
+    notmuch_rb_status_raise(ret);
+
+    if (message)
+        return Data_Wrap_Struct(notmuch_rb_cMessage, NULL, NULL, message);
+    return Qnil;
+}
+
 /*
  * call-seq: DB.query(query) => QUERY
  *