WordClockESP/lib/framework/WiFiScanner.cpp

71 lines
2.3 KiB
C++
Raw Normal View History

#include <WiFiScanner.h>
WiFiScanner::WiFiScanner(AsyncWebServer* server, SecurityManager* securityManager) {
server->on(SCAN_NETWORKS_SERVICE_PATH,
HTTP_GET,
securityManager->wrapRequest(std::bind(&WiFiScanner::scanNetworks, this, std::placeholders::_1),
AuthenticationPredicates::IS_ADMIN));
server->on(LIST_NETWORKS_SERVICE_PATH,
HTTP_GET,
securityManager->wrapRequest(std::bind(&WiFiScanner::listNetworks, this, std::placeholders::_1),
AuthenticationPredicates::IS_ADMIN));
};
void WiFiScanner::scanNetworks(AsyncWebServerRequest* request) {
if (WiFi.scanComplete() != -1) {
WiFi.scanDelete();
WiFi.scanNetworks(true);
}
request->send(202);
}
void WiFiScanner::listNetworks(AsyncWebServerRequest* request) {
int numNetworks = WiFi.scanComplete();
if (numNetworks > -1) {
AsyncJsonResponse* response = new AsyncJsonResponse(false, MAX_WIFI_SCANNER_SIZE);
JsonObject root = response->getRoot();
JsonArray networks = root.createNestedArray("networks");
for (int i = 0; i < numNetworks; i++) {
JsonObject network = networks.createNestedObject();
network["rssi"] = WiFi.RSSI(i);
network["ssid"] = WiFi.SSID(i);
network["bssid"] = WiFi.BSSIDstr(i);
network["channel"] = WiFi.channel(i);
#ifdef ESP32
network["encryption_type"] = (uint8_t)WiFi.encryptionType(i);
#elif defined(ESP8266)
network["encryption_type"] = convertEncryptionType(WiFi.encryptionType(i));
#endif
}
response->setLength();
request->send(response);
} else if (numNetworks == -1) {
request->send(202);
} else {
scanNetworks(request);
}
}
#ifdef ESP8266
/*
* Convert encryption type to standard used by ESP32 rather than the translated form which the esp8266 libaries expose.
*
* This allows us to use a single set of mappings in the UI.
*/
uint8_t WiFiScanner::convertEncryptionType(uint8_t encryptionType) {
switch (encryptionType) {
case ENC_TYPE_NONE:
return AUTH_OPEN;
case ENC_TYPE_WEP:
return AUTH_WEP;
case ENC_TYPE_TKIP:
return AUTH_WPA_PSK;
case ENC_TYPE_CCMP:
return AUTH_WPA2_PSK;
case ENC_TYPE_AUTO:
return AUTH_WPA_WPA2_PSK;
}
return -1;
}
#endif