Rune Harlyk
33 lines
956 B
C++
33 lines
956 B
C++
#pragma once
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#include <Arduino.h>
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constexpr static const char* PLATFORM = "esp32";
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static String getRandom() { return String(random(2147483647), HEX); }
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static String getUniqueId() {
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uint8_t mac[6];
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esp_read_mac(mac, ESP_MAC_WIFI_STA);
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char macStr[13] = {0};
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sprintf(macStr, "%02x%02x%02x%02x%02x%02x", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
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return String(macStr);
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}
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static String replaceEach(String value, String pattern, String (*generateReplacement)()) {
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while (true) {
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int index = value.indexOf(pattern);
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if (index == -1) {
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break;
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}
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value = value.substring(0, index) + generateReplacement() + value.substring(index + pattern.length());
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}
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return value;
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}
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static String format(String value) {
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value = replaceEach(value, "#{random}", getRandom);
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value.replace("#{unique_id}", getUniqueId());
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value.replace("#{platform}", PLATFORM);
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return value;
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} |