/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsCyrillicDetector_h__
#define nsCyrillicDetector_h__
#include "nsCyrillicClass.h"
// {2002F781-3960-11d3-B3C3-00805F8A6670}
#define NS_RU_PROBDETECTOR_CID \
{ \
0x2002f781, 0x3960, 0x11d3, { \
0xb3, 0xc3, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 \
} \
}
// {2002F782-3960-11d3-B3C3-00805F8A6670}
#define NS_UK_PROBDETECTOR_CID \
{ \
0x2002f782, 0x3960, 0x11d3, { \
0xb3, 0xc3, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 \
} \
}
// {2002F783-3960-11d3-B3C3-00805F8A6670}
#define NS_RU_STRING_PROBDETECTOR_CID \
{ \
0x2002f783, 0x3960, 0x11d3, { \
0xb3, 0xc3, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 \
} \
}
// {2002F784-3960-11d3-B3C3-00805F8A6670}
#define NS_UK_STRING_PROBDETECTOR_CID \
{ \
0x2002f784, 0x3960, 0x11d3, { \
0xb3, 0xc3, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 \
} \
}
static const uint8_t* gCyrillicCls[5] = {CP1251Map, KOI8Map, ISO88595Map,
MacCyrillicMap, IBM866Map};
static const char* gRussian[5] = {"windows-1251", "KOI8-R", "ISO-8859-5",
"x-mac-cyrillic", "IBM866"};
static const char* gUkrainian[5] = {"windows-1251", "KOI8-U", "ISO-8859-5",
"x-mac-cyrillic", "IBM866"};
#define NUM_CYR_CHARSET 5
class nsCyrillicDetector {
public:
nsCyrillicDetector(uint8_t aItems, const uint8_t** aCyrillicClass,
const char** aCharsets) {
mItems = aItems;
mCyrillicClass = aCyrillicClass;
mCharsets = aCharsets;
for (unsigned i = 0; i < mItems; i++) mProb[i] = mLastCls[i] = 0;
mDone = false;
}
virtual ~nsCyrillicDetector() {}
virtual void HandleData(const char* aBuf, uint32_t aLen);
virtual void DataEnd();
protected:
virtual void Report(const char* aCharset) = 0;
bool mDone;
private:
uint8_t mItems;
const uint8_t** mCyrillicClass;
const char** mCharsets;
uint32_t mProb[NUM_CYR_CHARSET];
uint8_t mLastCls[NUM_CYR_CHARSET];
};
class nsCyrXPCOMDetector : public nsCyrillicDetector,
public nsICharsetDetector {
public:
// nsISupports interface
NS_DECL_ISUPPORTS
nsCyrXPCOMDetector(uint8_t aItems, const uint8_t** aCyrillicClass,
const char** aCharsets);
NS_IMETHOD Init(nsICharsetDetectionObserver* aObserver) override;
NS_IMETHOD DoIt(const char* aBuf, uint32_t aLen, bool* oDontFeedMe) override;
NS_IMETHOD Done() override;
protected:
virtual ~nsCyrXPCOMDetector();
virtual void Report(const char* aCharset) override;
private:
nsCOMPtr<nsICharsetDetectionObserver> mObserver;
};
class nsCyrXPCOMStringDetector : public nsCyrillicDetector,
public nsIStringCharsetDetector {
public:
// nsISupports interface
NS_DECL_ISUPPORTS
nsCyrXPCOMStringDetector(uint8_t aItems, const uint8_t** aCyrillicClass,
const char** aCharsets);
NS_IMETHOD DoIt(const char* aBuf, uint32_t aLen, const char** oCharset,
nsDetectionConfident& oConf) override;
protected:
virtual ~nsCyrXPCOMStringDetector();
virtual void Report(const char* aCharset) override;
private:
nsCOMPtr<nsICharsetDetectionObserver> mObserver;
const char* mResult;
};
class nsRUProbDetector : public nsCyrXPCOMDetector {
public:
nsRUProbDetector() : nsCyrXPCOMDetector(5, gCyrillicCls, gRussian) {}
};
class nsRUStringProbDetector : public nsCyrXPCOMStringDetector {
public:
nsRUStringProbDetector()
: nsCyrXPCOMStringDetector(5, gCyrillicCls, gRussian) {}
};
class nsUKProbDetector : public nsCyrXPCOMDetector {
public:
nsUKProbDetector() : nsCyrXPCOMDetector(5, gCyrillicCls, gUkrainian) {}
};
class nsUKStringProbDetector : public nsCyrXPCOMStringDetector {
public:
nsUKStringProbDetector()
: nsCyrXPCOMStringDetector(5, gCyrillicCls, gUkrainian) {}
};
#endif