ESP32_ChinaDieselHeater_Con.../src/WiFi/WebContentDL.h

86 lines
2.2 KiB
C++

/*
* This file is part of the "bluetoothheater" distribution
* (https://gitlab.com/mrjones.id.au/bluetoothheater)
*
* Copyright (C) 2020 Ray Jones
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
// seek a web page update from the afterburner web server
#include "../../asyncHTTPrequest/src/asyncHTTPrequest.h"
#include <SPIFFS.h>
#include "freertos/queue.h"
#include <string>
#pragma pack(push, 1)
struct sQueueEntry {
int16_t len;
int16_t count;
uint8_t data[2044];
};
#pragma pack(pop)
class CWebContentDL {
std::string _filename;
asyncHTTPrequest _request;
bool _fileActive;
File _file;
int _bytecount;
int _queuecount;
QueueHandle_t _queue;
bool _bOK;
void _closefile();
void _openfile(const char* filename);
void _openqueue();
void _closequeue();
void _setfilename(const char* filename);
public:
CWebContentDL();
~CWebContentDL();
void get(const char* filename);
void process();
// callback handlers
int16_t queueDLdata(int size, asyncHTTPrequest* request);
void finalise(bool OK);
bool busy() const;
bool OK() const;
void abort();
const char* getState();
};
class CGetWebContent
{
unsigned long _holdoff;
int _state;
std::string _filename;
void _get(const char* filename);
bool _done();
bool _timeout();
void _sendJSON(const char* filename=NULL);
CWebContentDL handler;
public:
CGetWebContent();
void start();
void manage();
const char* getFilename();
};
void WebPageRequestCB(void* optParm, asyncHTTPrequest* request, int readyState);
void WebPageDataCB(void* optParm, asyncHTTPrequest*, size_t available);