68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
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#pragma once
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#include <functional>
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#include <map>
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#include <string>
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#include <sstream>
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#include <external/robin_hood.h>
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#include "response.h"
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#include "request.h"
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namespace api {
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// logging setting
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extern bool LOGGING;
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// callback
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typedef std::function<void(Request &, Response &)> ModuleFunctionCallback;
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class Module {
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protected:
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// map of available functions
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robin_hood::unordered_map<std::string, ModuleFunctionCallback> functions;
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// default constructor
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explicit Module(std::string name, bool password_force=false);
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public:
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// virtual deconstructor
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virtual ~Module() = default;
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// name of the module (should match namespace)
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std::string name;
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bool password_force;
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// the magic
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void handle(Request &req, Response &res);
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/*
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* Error definitions.
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*/
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void error(Response &res, std::string err);
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void error_type(Response &res, const std::string &field, const std::string &type) {
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std::ostringstream s;
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s << field << " must be a " << type;
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error(res, s.str());
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};
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void error_size(Response &res, const std::string &field, size_t size) {
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std::ostringstream s;
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s << field << " must be of size " << size;
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error(res, s.str());
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}
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void error_unknown(Response &res, const std::string &field, const std::string &name) {
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std::ostringstream s;
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s << "Unknown " << field << ": " << name;
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error(res, s.str());
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}
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#define ERR(name, err) void error_##name(Response &res) { error(res, err); }
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ERR(function_unknown, "Unknown function.");
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ERR(params_insufficient, "Insufficient number of parameters.");
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#undef ERR
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};
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}
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