1 files changed, 64 insertions, 0 deletions
diff --git a/lib/remote/filterutility.hpp b/lib/remote/filterutility.hpp
new file mode 100644
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--- /dev/null
+++ b/lib/remote/filterutility.hpp
@@ -0,0 +1,64 @@
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#ifndef FILTERUTILITY_H
+#define FILTERUTILITY_H
+
+#include "remote/i2-remote.hpp"
+#include "remote/apiuser.hpp"
+#include "config/expression.hpp"
+#include "base/dictionary.hpp"
+#include "base/configobject.hpp"
+#include <set>
+
+namespace icinga
+{
+
+class TargetProvider : public Object
+{
+public:
+	DECLARE_PTR_TYPEDEFS(TargetProvider);
+
+	virtual void FindTargets(const String& type, const std::function<void (const Value&)>& addTarget) const = 0;
+	virtual Value GetTargetByName(const String& type, const String& name) const = 0;
+	virtual bool IsValidType(const String& type) const = 0;
+	virtual String GetPluralName(const String& type) const = 0;
+};
+
+class ConfigObjectTargetProvider final : public TargetProvider
+{
+public:
+	DECLARE_PTR_TYPEDEFS(ConfigObjectTargetProvider);
+
+	void FindTargets(const String& type, const std::function<void (const Value&)>& addTarget) const override;
+	Value GetTargetByName(const String& type, const String& name) const override;
+	bool IsValidType(const String& type) const override;
+	String GetPluralName(const String& type) const override;
+};
+
+struct QueryDescription
+{
+	std::set<String> Types;
+	TargetProvider::Ptr Provider;
+	String Permission;
+};
+
+/**
+ * Filter utilities.
+ *
+ * @ingroup remote
+ */
+class FilterUtility
+{
+public:
+	static Type::Ptr TypeFromPluralName(const String& pluralName);
+	static void CheckPermission(const ApiUser::Ptr& user, const String& permission, std::unique_ptr<Expression>* filter = nullptr);
+	static bool HasPermission(const ApiUser::Ptr& user, const String& permission, std::unique_ptr<Expression>* permissionFilter = nullptr);
+	static std::vector<Value> GetFilterTargets(const QueryDescription& qd, const Dictionary::Ptr& query,
+		const ApiUser::Ptr& user, const String& variableName = String());
+	static bool EvaluateFilter(ScriptFrame& frame, Expression *filter,
+		const Object::Ptr& target, const String& variableName = String());
+};
+
+}
+
+#endif /* FILTERUTILITY_H */