actions: Compute the rule association during rules load

src/variables/variable_with_runtime_string.h

@@ -0,0 +1,61 @@
+/*
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2015 - 2020 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 "src/variables/variable.h"
+#include "src/run_time_string.h"
+
+#ifndef SRC_VARIABLES_VARIABLE_WITH_RUN_TIME_STRING_H_
+#define SRC_VARIABLES_VARIABLE_WITH_RUN_TIME_STRING_H_
+
+namespace modsecurity {
+namespace variables {
+
+class VariableWithRunTimeString : public Variable {
+ public:
+    VariableWithRunTimeString(const std::string &name, std::unique_ptr<RunTimeString> string)
+        : Variable(name),
+        m_string(std::move(string))
+    { };
+
+    VariableWithRunTimeString(const VariableWithRunTimeString &v)
+        : Variable(v),
+        m_string(std::unique_ptr<RunTimeString>(new RunTimeString(*v.m_string.get())))
+    { };
+
+    VariableWithRunTimeString& operator=(const VariableWithRunTimeString& v)
+    {
+        m_string = std::unique_ptr<RunTimeString>(new RunTimeString(*v.m_string.get()));
+        return *this;
+    }
+
+    virtual void populate(RuleWithActions *rule) {
+        if (m_string) {
+            m_string->populate(rule);
+        }
+    }
+
+    std::string evaluateRunTimeString(Transaction *t) {
+        return m_string->evaluate(t);
+    }
+
+ protected:
+    std::unique_ptr<RunTimeString> m_string;
+};
+
+
+}  // namespace variables
+}  // namespace modsecurity
+
+#endif  // SRC_VARIABLES_VARIABLE_WITH_RUN_TIME_STRING_H_