30 lines
788 B
C++
30 lines
788 B
C++
#ifndef JsonUtils_h
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#define JsonUtils_h
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#include <Arduino.h>
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#include <IPAddress.h>
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#include <ArduinoJson.h>
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class JsonUtils {
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public:
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static void readIP(JsonObject& root, const String& key, IPAddress& ip, const String& def) {
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IPAddress defaultIp = {};
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if (!defaultIp.fromString(def)) {
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defaultIp = INADDR_NONE;
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}
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readIP(root, key, ip, defaultIp);
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}
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static void readIP(JsonObject& root, const String& key, IPAddress& ip, const IPAddress& defaultIp = INADDR_NONE) {
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if (!root[key].is<String>() || !ip.fromString(root[key].as<String>())) {
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ip = defaultIp;
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}
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}
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static void writeIP(JsonObject& root, const String& key, const IPAddress& ip) {
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if (ip != INADDR_NONE) {
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root[key] = ip.toString();
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}
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}
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};
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#endif // end JsonUtils
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