esphome/esphome/components/captive_portal/captive_portal.cpp

94 lines
3.2 KiB
C++

#include "captive_portal.h"
#include "esphome/core/log.h"
#include "esphome/core/application.h"
#include "esphome/components/wifi/wifi_component.h"
#include "captive_index.h"
namespace esphome {
namespace captive_portal {
static const char *const TAG = "captive_portal";
void CaptivePortal::handle_config(AsyncWebServerRequest *request) {
AsyncResponseStream *stream = request->beginResponseStream("application/json");
stream->addHeader("cache-control", "public, max-age=0, must-revalidate");
stream->printf(R"({"mac":"%s","name":"%s","aps":[{})", get_mac_address_pretty().c_str(), App.get_name().c_str());
for (auto &scan : wifi::global_wifi_component->get_scan_result()) {
if (scan.get_is_hidden())
continue;
// Assumes no " in ssid, possible unicode isses?
stream->printf(R"(,{"ssid":"%s","rssi":%d,"lock":%d})", scan.get_ssid().c_str(), scan.get_rssi(),
scan.get_with_auth());
}
stream->print(F("]}"));
request->send(stream);
}
void CaptivePortal::handle_wifisave(AsyncWebServerRequest *request) {
std::string ssid = request->arg("ssid").c_str();
std::string psk = request->arg("psk").c_str();
ESP_LOGI(TAG, "Captive Portal Requested WiFi Settings Change:");
ESP_LOGI(TAG, " SSID='%s'", ssid.c_str());
ESP_LOGI(TAG, " Password=" LOG_SECRET("'%s'"), psk.c_str());
wifi::global_wifi_component->save_wifi_sta(ssid, psk);
wifi::global_wifi_component->start_scanning();
request->redirect("/?save");
}
void CaptivePortal::setup() {}
void CaptivePortal::start() {
this->base_->init();
if (!this->initialized_) {
this->base_->add_handler(this);
this->base_->add_ota_handler();
}
#ifdef USE_ARDUINO
this->dns_server_ = make_unique<DNSServer>();
this->dns_server_->setErrorReplyCode(DNSReplyCode::NoError);
network::IPAddress ip = wifi::global_wifi_component->wifi_soft_ap_ip();
this->dns_server_->start(53, "*", ip);
#endif
this->base_->get_server()->onNotFound([this](AsyncWebServerRequest *req) {
if (!this->active_ || req->host().c_str() == wifi::global_wifi_component->wifi_soft_ap_ip().str()) {
req->send(404, "text/html", "File not found");
return;
}
auto url = "http://" + wifi::global_wifi_component->wifi_soft_ap_ip().str();
req->redirect(url.c_str());
});
this->initialized_ = true;
this->active_ = true;
}
void CaptivePortal::handleRequest(AsyncWebServerRequest *req) {
if (req->url() == "/") {
auto *response = req->beginResponse_P(200, "text/html", INDEX_GZ, sizeof(INDEX_GZ));
response->addHeader("Content-Encoding", "gzip");
req->send(response);
return;
} else if (req->url() == "/config.json") {
this->handle_config(req);
return;
} else if (req->url() == "/wifisave") {
this->handle_wifisave(req);
return;
}
}
CaptivePortal::CaptivePortal(web_server_base::WebServerBase *base) : base_(base) { global_captive_portal = this; }
float CaptivePortal::get_setup_priority() const {
// Before WiFi
return setup_priority::WIFI + 1.0f;
}
void CaptivePortal::dump_config() { ESP_LOGCONFIG(TAG, "Captive Portal:"); }
CaptivePortal *global_captive_portal = nullptr; // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
} // namespace captive_portal
} // namespace esphome