47 lines
916 B
C++
Executable File
47 lines
916 B
C++
Executable File
#ifndef WIFISENSORREADER_H
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#define WIFISENSORREADER_H
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#include "../reader/SensorReader.h"
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#include "WiFiObservation.h"
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#include <cassert>
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class WiFiSensorReader {
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public:
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/** get wifi observation data from one CSV entry */
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static WiFiObservation readWifi(const SensorEntry& se) {
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std::string tmp = se.data;
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WiFiObservation obs;
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// process all APs
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while(!tmp.empty()) {
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std::string mac = tmp.substr(0, 17);
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tmp = tmp.substr(17);
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assert(tmp[0] == ';'); tmp = tmp.substr(1);
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std::string freq = tmp.substr(0, 4);
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tmp = tmp.substr(4);
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assert(tmp[0] == ';'); tmp = tmp.substr(1);
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int pos = tmp.find(';');
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std::string rssi = tmp.substr(0, pos);
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tmp = tmp.substr(pos);
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assert(tmp[0] == ';'); tmp = tmp.substr(1);
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WiFiObservationEntry e(se.ts, mac, std::stoi(freq), std::stoi(rssi));
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obs.entries.push_back(e);
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}
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return obs;
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}
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};
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#endif // WIFISENSORREADER_H
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