From 576cf8ed6d95bc3f8b3d51e20e72ad6567cfa16a Mon Sep 17 00:00:00 2001 From: "J. Nick Koston" Date: Wed, 8 Oct 2025 05:11:34 -1000 Subject: [PATCH] [web_server] Consolidate duplicate client connection checks (saves 288 bytes flash) --- .../components/web_server/list_entities.cpp | 40 ----------------- esphome/components/web_server/web_server.cpp | 43 +++---------------- .../web_server_idf/web_server_idf.cpp | 3 ++ 3 files changed, 10 insertions(+), 76 deletions(-) diff --git a/esphome/components/web_server/list_entities.cpp b/esphome/components/web_server/list_entities.cpp index 3eb3764857..6b27545549 100644 --- a/esphome/components/web_server/list_entities.cpp +++ b/esphome/components/web_server/list_entities.cpp @@ -19,72 +19,54 @@ ListEntitiesIterator::~ListEntitiesIterator() {} #ifdef USE_BINARY_SENSOR bool ListEntitiesIterator::on_binary_sensor(binary_sensor::BinarySensor *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::binary_sensor_all_json_generator); return true; } #endif #ifdef USE_COVER bool ListEntitiesIterator::on_cover(cover::Cover *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::cover_all_json_generator); return true; } #endif #ifdef USE_FAN bool ListEntitiesIterator::on_fan(fan::Fan *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::fan_all_json_generator); return true; } #endif #ifdef USE_LIGHT bool ListEntitiesIterator::on_light(light::LightState *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::light_all_json_generator); return true; } #endif #ifdef USE_SENSOR bool ListEntitiesIterator::on_sensor(sensor::Sensor *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::sensor_all_json_generator); return true; } #endif #ifdef USE_SWITCH bool ListEntitiesIterator::on_switch(switch_::Switch *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::switch_all_json_generator); return true; } #endif #ifdef USE_BUTTON bool ListEntitiesIterator::on_button(button::Button *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::button_all_json_generator); return true; } #endif #ifdef USE_TEXT_SENSOR bool ListEntitiesIterator::on_text_sensor(text_sensor::TextSensor *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::text_sensor_all_json_generator); return true; } #endif #ifdef USE_LOCK bool ListEntitiesIterator::on_lock(lock::Lock *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::lock_all_json_generator); return true; } @@ -92,8 +74,6 @@ bool ListEntitiesIterator::on_lock(lock::Lock *obj) { #ifdef USE_VALVE bool ListEntitiesIterator::on_valve(valve::Valve *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::valve_all_json_generator); return true; } @@ -101,8 +81,6 @@ bool ListEntitiesIterator::on_valve(valve::Valve *obj) { #ifdef USE_CLIMATE bool ListEntitiesIterator::on_climate(climate::Climate *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::climate_all_json_generator); return true; } @@ -110,8 +88,6 @@ bool ListEntitiesIterator::on_climate(climate::Climate *obj) { #ifdef USE_NUMBER bool ListEntitiesIterator::on_number(number::Number *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::number_all_json_generator); return true; } @@ -119,8 +95,6 @@ bool ListEntitiesIterator::on_number(number::Number *obj) { #ifdef USE_DATETIME_DATE bool ListEntitiesIterator::on_date(datetime::DateEntity *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::date_all_json_generator); return true; } @@ -128,8 +102,6 @@ bool ListEntitiesIterator::on_date(datetime::DateEntity *obj) { #ifdef USE_DATETIME_TIME bool ListEntitiesIterator::on_time(datetime::TimeEntity *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::time_all_json_generator); return true; } @@ -137,8 +109,6 @@ bool ListEntitiesIterator::on_time(datetime::TimeEntity *obj) { #ifdef USE_DATETIME_DATETIME bool ListEntitiesIterator::on_datetime(datetime::DateTimeEntity *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::datetime_all_json_generator); return true; } @@ -146,8 +116,6 @@ bool ListEntitiesIterator::on_datetime(datetime::DateTimeEntity *obj) { #ifdef USE_TEXT bool ListEntitiesIterator::on_text(text::Text *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::text_all_json_generator); return true; } @@ -155,8 +123,6 @@ bool ListEntitiesIterator::on_text(text::Text *obj) { #ifdef USE_SELECT bool ListEntitiesIterator::on_select(select::Select *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::select_all_json_generator); return true; } @@ -164,8 +130,6 @@ bool ListEntitiesIterator::on_select(select::Select *obj) { #ifdef USE_ALARM_CONTROL_PANEL bool ListEntitiesIterator::on_alarm_control_panel(alarm_control_panel::AlarmControlPanel *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::alarm_control_panel_all_json_generator); return true; } @@ -173,8 +137,6 @@ bool ListEntitiesIterator::on_alarm_control_panel(alarm_control_panel::AlarmCont #ifdef USE_EVENT bool ListEntitiesIterator::on_event(event::Event *obj) { - if (this->events_->count() == 0) - return true; // Null event type, since we are just iterating over entities this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::event_all_json_generator); return true; @@ -183,8 +145,6 @@ bool ListEntitiesIterator::on_event(event::Event *obj) { #ifdef USE_UPDATE bool ListEntitiesIterator::on_update(update::UpdateEntity *obj) { - if (this->events_->count() == 0) - return true; this->events_->deferrable_send_state(obj, "state_detail_all", WebServer::update_all_json_generator); return true; } diff --git a/esphome/components/web_server/web_server.cpp b/esphome/components/web_server/web_server.cpp index cfd5fc947b..6f554ac958 100644 --- a/esphome/components/web_server/web_server.cpp +++ b/esphome/components/web_server/web_server.cpp @@ -152,6 +152,10 @@ void DeferredUpdateEventSource::loop() { void DeferredUpdateEventSource::deferrable_send_state(void *source, const char *event_type, message_generator_t *message_generator) { + // Skip if no connected clients to avoid unnecessary deferred queue processing + if (this->count() == 0) + return; + // allow all json "details_all" to go through before publishing bare state events, this avoids unnamed entries showing // up in the web GUI and reduces event load during initial connect if (!entities_iterator_.completed() && 0 != strcmp(event_type, "state_detail_all")) @@ -197,6 +201,9 @@ void DeferredUpdateEventSourceList::loop() { void DeferredUpdateEventSourceList::deferrable_send_state(void *source, const char *event_type, message_generator_t *message_generator) { + // Skip if no event sources (no connected clients) to avoid unnecessary iteration + if (this->empty()) + return; for (DeferredUpdateEventSource *dues : *this) { dues->deferrable_send_state(source, event_type, message_generator); } @@ -424,8 +431,6 @@ static JsonDetail get_request_detail(AsyncWebServerRequest *request) { #ifdef USE_SENSOR void WebServer::on_sensor_update(sensor::Sensor *obj, float state) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", sensor_state_json_generator); } void WebServer::handle_sensor_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -473,8 +478,6 @@ std::string WebServer::sensor_json(sensor::Sensor *obj, float value, JsonDetail #ifdef USE_TEXT_SENSOR void WebServer::on_text_sensor_update(text_sensor::TextSensor *obj, const std::string &state) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", text_sensor_state_json_generator); } void WebServer::handle_text_sensor_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -514,8 +517,6 @@ std::string WebServer::text_sensor_json(text_sensor::TextSensor *obj, const std: #ifdef USE_SWITCH void WebServer::on_switch_update(switch_::Switch *obj, bool state) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", switch_state_json_generator); } void WebServer::handle_switch_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -627,8 +628,6 @@ std::string WebServer::button_json(button::Button *obj, JsonDetail start_config) #ifdef USE_BINARY_SENSOR void WebServer::on_binary_sensor_update(binary_sensor::BinarySensor *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", binary_sensor_state_json_generator); } void WebServer::handle_binary_sensor_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -667,8 +666,6 @@ std::string WebServer::binary_sensor_json(binary_sensor::BinarySensor *obj, bool #ifdef USE_FAN void WebServer::on_fan_update(fan::Fan *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", fan_state_json_generator); } void WebServer::handle_fan_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -743,8 +740,6 @@ std::string WebServer::fan_json(fan::Fan *obj, JsonDetail start_config) { #ifdef USE_LIGHT void WebServer::on_light_update(light::LightState *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", light_state_json_generator); } void WebServer::handle_light_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -819,8 +814,6 @@ std::string WebServer::light_json(light::LightState *obj, JsonDetail start_confi #ifdef USE_COVER void WebServer::on_cover_update(cover::Cover *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", cover_state_json_generator); } void WebServer::handle_cover_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -906,8 +899,6 @@ std::string WebServer::cover_json(cover::Cover *obj, JsonDetail start_config) { #ifdef USE_NUMBER void WebServer::on_number_update(number::Number *obj, float state) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", number_state_json_generator); } void WebServer::handle_number_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -975,8 +966,6 @@ std::string WebServer::number_json(number::Number *obj, float value, JsonDetail #ifdef USE_DATETIME_DATE void WebServer::on_date_update(datetime::DateEntity *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", date_state_json_generator); } void WebServer::handle_date_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -1034,8 +1023,6 @@ std::string WebServer::date_json(datetime::DateEntity *obj, JsonDetail start_con #ifdef USE_DATETIME_TIME void WebServer::on_time_update(datetime::TimeEntity *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", time_state_json_generator); } void WebServer::handle_time_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -1092,8 +1079,6 @@ std::string WebServer::time_json(datetime::TimeEntity *obj, JsonDetail start_con #ifdef USE_DATETIME_DATETIME void WebServer::on_datetime_update(datetime::DateTimeEntity *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", datetime_state_json_generator); } void WebServer::handle_datetime_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -1151,8 +1136,6 @@ std::string WebServer::datetime_json(datetime::DateTimeEntity *obj, JsonDetail s #ifdef USE_TEXT void WebServer::on_text_update(text::Text *obj, const std::string &state) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", text_state_json_generator); } void WebServer::handle_text_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -1212,8 +1195,6 @@ std::string WebServer::text_json(text::Text *obj, const std::string &value, Json #ifdef USE_SELECT void WebServer::on_select_update(select::Select *obj, const std::string &state, size_t index) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", select_state_json_generator); } void WebServer::handle_select_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -1270,8 +1251,6 @@ std::string WebServer::select_json(select::Select *obj, const std::string &value #ifdef USE_CLIMATE void WebServer::on_climate_update(climate::Climate *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", climate_state_json_generator); } void WebServer::handle_climate_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -1412,8 +1391,6 @@ std::string WebServer::climate_json(climate::Climate *obj, JsonDetail start_conf #ifdef USE_LOCK void WebServer::on_lock_update(lock::Lock *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", lock_state_json_generator); } void WebServer::handle_lock_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -1485,8 +1462,6 @@ std::string WebServer::lock_json(lock::Lock *obj, lock::LockState value, JsonDet #ifdef USE_VALVE void WebServer::on_valve_update(valve::Valve *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", valve_state_json_generator); } void WebServer::handle_valve_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -1568,8 +1543,6 @@ std::string WebServer::valve_json(valve::Valve *obj, JsonDetail start_config) { #ifdef USE_ALARM_CONTROL_PANEL void WebServer::on_alarm_control_panel_update(alarm_control_panel::AlarmControlPanel *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", alarm_control_panel_state_json_generator); } void WebServer::handle_alarm_control_panel_request(AsyncWebServerRequest *request, const UrlMatch &match) { @@ -1714,8 +1687,6 @@ static const char *update_state_to_string(update::UpdateState state) { } void WebServer::on_update(update::UpdateEntity *obj) { - if (this->events_.empty()) - return; this->events_.deferrable_send_state(obj, "state", update_state_json_generator); } void WebServer::handle_update_request(AsyncWebServerRequest *request, const UrlMatch &match) { diff --git a/esphome/components/web_server_idf/web_server_idf.cpp b/esphome/components/web_server_idf/web_server_idf.cpp index b38c5fb92a..d90efd18bc 100644 --- a/esphome/components/web_server_idf/web_server_idf.cpp +++ b/esphome/components/web_server_idf/web_server_idf.cpp @@ -412,6 +412,9 @@ void AsyncEventSource::try_send_nodefer(const char *message, const char *event, void AsyncEventSource::deferrable_send_state(void *source, const char *event_type, message_generator_t *message_generator) { + // Skip if no connected clients to avoid unnecessary processing + if (this->empty()) + return; for (auto *ses : this->sessions_) { if (ses->fd_.load() != 0) { // Skip dead sessions ses->deferrable_send_state(source, event_type, message_generator);