/* * Stairs * Copyright 2017 (c) Mark van Renswoude * * https://git.x2software.net/pub/Stairs */ #include "connection.h" #include #include #include "../debug.h" #include "../global.h" #include "../config.h" void ConnectionSettings::read() { _dln("ConnectionSettings :: opening file"); File settingsFile = SPIFFS.open(ConnectionSettingsFile, "r"); if (!settingsFile) { _dln("ConnectionSettings :: failed to open file"); return; } size_t size = settingsFile.size(); if (size > 1024) { _dln("ConnectionSettings :: file size is too large"); return; } if (size == 0) { _dln("ConnectionSettings :: zero size file"); return; } std::unique_ptr buf(new char[size]); settingsFile.readBytes(buf.get(), size); _dln(buf.get()); if (fromJson(buf.get())) _dln("ConnectionSettings :: read from file"); else _dln("ConnectionSettings :: failed to parse file"); } void ConnectionSettings::write() { _dln("ConnectionSettings :: opening file for writing"); File settingsFile = SPIFFS.open(ConnectionSettingsFile, "w"); if (!settingsFile) { _dln("ConnectionSettings:: failed to open file for writing"); return; } toJson(settingsFile); _dln("ConnectionSettings:: written to file"); } void ConnectionSettings::toJson(Print &print) { DynamicJsonBuffer jsonBuffer(JSON_OBJECT_SIZE(9)); JsonObject& root = jsonBuffer.createObject(); root["hostname"] = hostname(); root["accesspoint"] = flag(AccessPoint); root["station"] = flag(StationMode); root["ssid"] = ssid(); root["password"] = password(); root["dhcp"] = flag(DHCP); root["ip"] = ip() != 0 ? ip().toString() : ""; root["subnetmask"] = subnetMask() != 0 ? subnetMask().toString() : ""; root["gateway"] = gateway() != 0 ? gateway().toString() : ""; root.printTo(print); } bool ConnectionSettings::fromJson(char* data) { return fromJson(data, NULL); } bool ConnectionSettings::fromJson(char* data, bool* changed) { if (changed != NULL) *changed = false; DynamicJsonBuffer jsonBuffer(JSON_OBJECT_SIZE(9) + 250); JsonObject& root = jsonBuffer.parseObject(data); if (!root.success()) return false; IPAddress jsonIP; IPAddress jsonSubnetMask; IPAddress jsonGateway; const char* jsonHostname = root["hostname"]; bool jsonAccessPoint = root["accesspoint"]; bool jsonStation = root["station"]; const char* jsonSSID = root["ssid"]; const char* jsonPassword = root["password"]; bool jsonDHCP = root["dhcp"]; const char* jsonIPText = root["ip"]; const char* jsonSubnetMaskText = root["subnetmask"]; const char* jsonGatewayText = root["gateway"]; if (jsonIPText == NULL || !jsonIP.fromString(jsonIPText)) jsonIP = emptyIP; if (jsonSubnetMaskText == NULL || !jsonSubnetMask.fromString(jsonSubnetMaskText)) jsonSubnetMask = emptyIP; if (jsonGatewayText == NULL || !jsonGateway.fromString(jsonGatewayText)) jsonGateway = emptyIP; if (!(jsonAccessPoint || jsonStation)) jsonAccessPoint = true; if ((jsonHostname != hostname()) || (jsonAccessPoint != flag(AccessPoint)) || (jsonStation != flag(StationMode)) || (jsonSSID != ssid()) || (jsonPassword != password()) || (jsonDHCP != flag(DHCP)) || (jsonIP != ip()) || (jsonSubnetMask != subnetMask()) || (jsonGateway != gateway())) { hostname(jsonHostname); flag(AccessPoint, jsonAccessPoint); flag(StationMode, jsonStation); ssid(jsonSSID); password(jsonPassword); flag(DHCP, jsonDHCP); ip(jsonIP); subnetMask(jsonSubnetMask); gateway(jsonGateway); if (changed != NULL) *changed = true; } return true; }