1 files changed, 49 insertions, 0 deletions
diff --git a/mailnews/addrbook/src/nsAbQueryStringToExpression.h b/mailnews/addrbook/src/nsAbQueryStringToExpression.h
new file mode 100644
index 000000000..dfd8da0c5
--- /dev/null
+++ b/mailnews/addrbook/src/nsAbQueryStringToExpression.h
@@ -0,0 +1,49 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsAbQueryStringToExpression_h__
+#define nsAbQueryStringToExpression_h__
+
+#include "nsIAbBooleanExpression.h"
+
+class nsAbQueryStringToExpression
+{
+public:
+    static nsresult Convert (
+        const nsACString &aQueryString,
+        nsIAbBooleanExpression** expression);
+
+protected:
+    static nsresult ParseExpression (
+        const char** index,
+        nsISupports** expression);
+    static nsresult ParseExpressions (
+        const char** index,
+        nsIAbBooleanExpression* expression);
+    static nsresult ParseCondition (
+        const char** index,
+        const char* indexBracketClose,
+        nsIAbBooleanConditionString** conditionString);
+
+    static nsresult ParseConditionEntry (
+        const char** index,
+        const char* indexBracketClose,
+        char** entry);
+    static nsresult ParseOperationEntry (
+        const char* indexBracketOpen1,
+        const char* indexBracketOpen2,
+        char** operation);
+
+    static nsresult CreateBooleanExpression(
+        const char* operation,
+        nsIAbBooleanExpression** expression);
+    static nsresult CreateBooleanConditionString (
+        const char* attribute,
+        const char* condition,
+        const char* value,
+        nsIAbBooleanConditionString** conditionString);
+};
+
+#endif