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lib/PsychicHttp/src/PsychicHandler.h

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+#ifndef PsychicHandler_h
+#define PsychicHandler_h
+
+#include "PsychicCore.h"
+#include "PsychicRequest.h"
+
+class PsychicEndpoint;
+class PsychicHttpServer;
+
+/*
+* HANDLER :: Can be attached to any endpoint or as a generic request handler.
+*/
+
+class PsychicHandler {
+  friend PsychicEndpoint;
+
+  protected:
+    PsychicRequestFilterFunction _filter;
+    PsychicHttpServer *_server;
+
+    String _username;
+    String _password;
+    HTTPAuthMethod _method;
+    String _realm;
+    String _authFailMsg;
+
+    String _subprotocol;
+
+    std::list<PsychicClient*> _clients;
+
+  public:
+    PsychicHandler();
+    virtual ~PsychicHandler();
+
+    PsychicHandler* setFilter(PsychicRequestFilterFunction fn);
+    bool filter(PsychicRequest *request);
+
+    PsychicHandler* setAuthentication(const char *username, const char *password, HTTPAuthMethod method = BASIC_AUTH, const char *realm = "", const char *authFailMsg = "");
+    bool needsAuthentication(PsychicRequest *request);
+    esp_err_t authenticate(PsychicRequest *request);
+
+    virtual bool isWebSocket() { return false; };
+
+    void setSubprotocol(const String& subprotocol);
+    const char* getSubprotocol() const;
+
+    PsychicClient * checkForNewClient(PsychicClient *client);
+    void checkForClosedClient(PsychicClient *client);
+
+    virtual void addClient(PsychicClient *client);
+    virtual void removeClient(PsychicClient *client);
+    virtual PsychicClient * getClient(int socket);
+    virtual PsychicClient * getClient(PsychicClient *client);
+    virtual void openCallback(PsychicClient *client) {};
+    virtual void closeCallback(PsychicClient *client) {};
+
+    bool hasClient(PsychicClient *client);
+    int count() { return _clients.size(); };
+    const std::list<PsychicClient*>& getClientList();
+
+    //derived classes must implement these functions
+    virtual bool canHandle(PsychicRequest *request) { return true; };
+    virtual esp_err_t handleRequest(PsychicRequest *request) = 0;
+};
+
+#endif