Adds support to the TX collection and setvar action

src/actions/set_var.h

@@ -0,0 +1,60 @@
+/*
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * You may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+#include <string>
+
+#include "actions/action.h"
+
+#ifndef SRC_ACTIONS_SET_VAR_H_
+#define SRC_ACTIONS_SET_VAR_H_
+
+namespace ModSecurity {
+class Assay;
+class Rule;
+
+namespace actions {
+
+
+class SetVar : public Action {
+ public:
+    explicit SetVar(std::string action);
+
+    bool evaluate(Rule *rule, Assay *assay) override;
+    void dump();
+    bool init(std::string *error);
+
+    std::string collectionName;
+    std::string variableName;
+    std::string predicate;
+
+    enum SetVarOperation {
+        /* Set variable to something */
+        setOperation,
+        /* read variable, sum predicate and set */
+        sumAndSetOperation,
+        /* read variable, substract predicate and set */
+        substractAndSetOperation,
+        /* set variable to 1 */
+        setToOne
+    };
+
+    SetVarOperation operation;
+};
+
+}  // namespace actions
+}  // namespace ModSecurity
+
+
+#endif  // SRC_ACTIONS_SET_VAR_H_