andry/EMS-ESP32
1
0
Fork 0
mirror of https://github.com/emsesp/EMS-ESP32.git synced 2025-12-07 00:09:51 +03:00
Code Issues Packages Projects Releases Wiki Activity

serialize json to string stream as opposed to char buffer

Browse Source
This commit is contained in:
proddy
2020-11-16 14:16:03 +01:00
parent 052ee91be5
commit 0a45955294
1 changed files with 5 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
src/mqtt.cpp
View File

@@ -695,6 +695,8 @@ void Mqtt::register_mqtt_ha_binary_sensor(const __FlashStringHelper * name, cons
return;
}
return;
StaticJsonDocument<EMSESP_MAX_JSON_SIZE_HA_CONFIG> doc;
doc["name"] = name;
@@ -789,7 +791,7 @@ void Mqtt::register_mqtt_ha_sensor(const char * prefix,
}
new_name[0] = toupper(new_name[0]); // capitalize first letter
StaticJsonDocument<EMSESP_MAX_JSON_SIZE_HA_CONFIG> doc;
DynamicJsonDocument doc(EMSESP_MAX_JSON_SIZE_HA_CONFIG);
doc["name"] = new_name;
doc["uniq_id"] = uniq.c_str();
@@ -806,10 +808,9 @@ void Mqtt::register_mqtt_ha_sensor(const char * prefix,
ids.add(ha_device);
// convert json to string and publish immediately with retain forced to true
char payload_text[EMSESP_MAX_JSON_SIZE_HA_CONFIG];
std::string payload_text;
serializeJson(doc, payload_text); // convert json to string
uint16_t packet_id = mqttClient_->publish(topic, 0, true, payload_text);
uint16_t packet_id = mqttClient_->publish(topic, 0, true, payload_text.c_str());
if (!packet_id) {
LOG_ERROR(F("Failed to publish topic %s"), topic);
} else {