51 righe
1.2 KiB
C++
51 righe
1.2 KiB
C++
#include <QDataStream>
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#include "encodingdetector.h"
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#include <looqsgeneralexception.h>
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EncodingDetector::EncodingDetector()
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{
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}
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QString EncodingDetector::detectEncoding(const QByteArray &data) const
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{
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uchardet_t detector = uchardet_new();
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if(uchardet_handle_data(detector, data.data(), data.size()) != 0 )
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{
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uchardet_delete(detector);
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throw LooqsGeneralException("Decoder failed");
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}
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uchardet_data_end(detector);
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QString encoding = uchardet_get_charset(detector);
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uchardet_delete(detector);
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return encoding;
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}
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QString EncodingDetector::detectEncoding(QDataStream &s) const
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{
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uchardet_t detector = uchardet_new();
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char buffer[4096];
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int n;
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while((n = s.readRawData(buffer, sizeof(buffer))) > 0)
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{
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if(uchardet_handle_data(detector, buffer, n) != 0)
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{
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uchardet_delete(detector);
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throw LooqsGeneralException("Decoder failed");
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}
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}
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if(n == -1)
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{
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uchardet_delete(detector);
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throw LooqsGeneralException("Read failed");
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}
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uchardet_data_end(detector);
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QString encoding = uchardet_get_charset(detector);
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uchardet_delete(detector);
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return encoding;
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}
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