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Diffstat (limited to 'src/common/jsondbcollator.cpp')
| -rw-r--r-- | src/common/jsondbcollator.cpp | 341 |
1 files changed, 0 insertions, 341 deletions
diff --git a/src/common/jsondbcollator.cpp b/src/common/jsondbcollator.cpp deleted file mode 100644 index 4fa45c4..0000000 --- a/src/common/jsondbcollator.cpp +++ /dev/null @@ -1,341 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the QtAddOn.JsonDb module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef NO_COLLATION_SUPPORT - -#include "jsondbcollator.h" -#include "jsondbcollator_p.h" - -#include <unicode/utypes.h> -#include <unicode/ucol.h> -#include <unicode/ustring.h> - -#include "qdebug.h" - -QT_BEGIN_NAMESPACE_JSONDB - -JsonDbCollatorPrivate::~JsonDbCollatorPrivate() -{ - if (collator) - ucol_close(collator); -} - -static const int collationStringsCount = 13; -static const char * const collationStrings[collationStringsCount] = { - "default", - "big5han", - "dict", - "direct", - "gb2312", - "phonebk", - "pinyin", - "phonetic", - "reformed", - "standard", - "stroke", - "trad", - "unihan" -}; - -JsonDbCollator::JsonDbCollator(const QLocale &locale, JsonDbCollator::Collation collation) - : d(new JsonDbCollatorPrivate) -{ - d->locale = locale; - if ((int)collation >= 0 && (int)collation < collationStringsCount) - d->collation = collation; - - init(); -} - -JsonDbCollator::JsonDbCollator(const JsonDbCollator &other) - : d(other.d) -{ - d->ref.ref(); -} - -JsonDbCollator::~JsonDbCollator() -{ - if (!d->ref.deref()) - delete d; -} - -JsonDbCollator &JsonDbCollator::operator=(const JsonDbCollator &other) -{ - if (this != &other) { - if (!d->ref.deref()) - delete d; - *d = *other.d; - d->ref.ref(); - } - return *this; -} - -void JsonDbCollator::setLocale(const QLocale &locale) -{ - if (d->ref.load() != 1) - detach(); - if (d->collator) - ucol_close(d->collator); - d->locale = locale; - - init(); -} - -QLocale JsonDbCollator::locale() const -{ - return d->locale; -} - -void JsonDbCollator::setCollation(JsonDbCollator::Collation collation) -{ - if ((int)collation < 0 || (int)collation >= collationStringsCount) - return; - - if (d->ref.load() != 1) - detach(); - if (d->collator) - ucol_close(d->collator); - d->collation = collation; - - init(); -} - -JsonDbCollator::Collation JsonDbCollator::collation() const -{ - return d->collation; -} - -void JsonDbCollator::init() -{ - Q_ASSERT((int)d->collation < collationStringsCount); - const char *collationString = collationStrings[(int)d->collation]; - UErrorCode status = U_ZERO_ERROR; - QByteArray name = (d->locale.bcp47Name().replace(QLatin1Char('-'), QLatin1Char('_')) + QLatin1String("@collation=") + QLatin1String(collationString)).toLatin1(); - d->collator = ucol_open(name.constData(), &status); - if (U_FAILURE(status)) - qWarning("Could not create collator: %d", status); - - // enable normalization by default - ucol_setAttribute(d->collator, UCOL_NORMALIZATION_MODE, UCOL_ON, &status); - - // fetch options from the collator - d->options = 0; - - switch (ucol_getAttribute(d->collator, UCOL_CASE_FIRST, &status)) { - case UCOL_UPPER_FIRST: d->options |= JsonDbCollator::PreferUpperCase; break; - case UCOL_LOWER_FIRST: d->options |= JsonDbCollator::PreferLowerCase; break; - case UCOL_OFF: - default: - break; - } - - switch (ucol_getAttribute(d->collator, UCOL_FRENCH_COLLATION, &status)) { - case UCOL_ON: d->options |= JsonDbCollator::FrenchCollation; break; - case UCOL_OFF: - default: - break; - } - - switch (ucol_getAttribute(d->collator, UCOL_ALTERNATE_HANDLING, &status)) { - case UCOL_SHIFTED: d->options |= JsonDbCollator::IgnorePunctuation; break; - case UCOL_NON_IGNORABLE: - default: - break; - } - - - switch (ucol_getAttribute(d->collator, UCOL_CASE_LEVEL, &status)) { - case UCOL_ON: d->options |= JsonDbCollator::ExtraCaseLevel; break; - case UCOL_OFF: - default: - break; - } - - switch (ucol_getAttribute(d->collator, UCOL_HIRAGANA_QUATERNARY_MODE, &status)) { - case UCOL_ON: d->options |= JsonDbCollator::HiraganaQuaternaryMode; break; - case UCOL_OFF: - default: - break; - } - - switch (ucol_getAttribute(d->collator, UCOL_NUMERIC_COLLATION, &status)) { - case UCOL_ON: d->options |= JsonDbCollator::NumericMode; break; - case UCOL_OFF: - default: - break; - } -} - -void JsonDbCollator::detach() -{ - if (d->ref.load() != 1) { - JsonDbCollatorPrivate *x = new JsonDbCollatorPrivate; - x->ref.store(1); - x->strength = d->strength; - x->options = d->options; - x->modified = true; - x->collator = 0; - if (!d->ref.deref()) - delete d; - d = x; - } -} - -void JsonDbCollator::setStrength(JsonDbCollator::Strength strength) -{ - if (d->ref.load() != 1) - detach(); - - switch (strength) { - case JsonDbCollator::PrimaryStrength: ucol_setStrength(d->collator, UCOL_PRIMARY); break; - case JsonDbCollator::SecondaryStrength: ucol_setStrength(d->collator, UCOL_SECONDARY); break; - case JsonDbCollator::TertiaryStrength: ucol_setStrength(d->collator, UCOL_TERTIARY); break; - case JsonDbCollator::QuaternaryStrength: ucol_setStrength(d->collator, UCOL_QUATERNARY); break; - case JsonDbCollator::IdenticalStrength: ucol_setStrength(d->collator, UCOL_IDENTICAL); break; - default: - qWarning("Invalid strength mode %d", strength); - } -} - -JsonDbCollator::Strength JsonDbCollator::strength() const -{ - switch (ucol_getStrength(d->collator)) { - case UCOL_PRIMARY: return JsonDbCollator::PrimaryStrength; - case UCOL_SECONDARY: return JsonDbCollator::SecondaryStrength; - case UCOL_QUATERNARY:return JsonDbCollator::QuaternaryStrength; - case UCOL_IDENTICAL: return JsonDbCollator::IdenticalStrength; - case UCOL_TERTIARY: - default: - return JsonDbCollator::TertiaryStrength; - } - return JsonDbCollator::TertiaryStrength; -} - -void JsonDbCollator::setOptions(JsonDbCollator::Options options) -{ - if (d->ref.load() != 1) - detach(); - - d->options = options; - - UErrorCode status = U_ZERO_ERROR; - - if (options & JsonDbCollator::PreferUpperCase) - ucol_setAttribute(d->collator, UCOL_CASE_FIRST, UCOL_UPPER_FIRST, &status); - else if (options & JsonDbCollator::PreferLowerCase) - ucol_setAttribute(d->collator, UCOL_CASE_FIRST, UCOL_LOWER_FIRST, &status); - else - ucol_setAttribute(d->collator, UCOL_CASE_FIRST, UCOL_OFF, &status); - if (U_FAILURE(status)) - qWarning("ucol_setAttribute: Case First failed: %d", status); - - ucol_setAttribute(d->collator, UCOL_FRENCH_COLLATION, - options & JsonDbCollator::FrenchCollation ? UCOL_ON : UCOL_OFF, &status); - if (U_FAILURE(status)) - qWarning("ucol_setAttribute: French collation failed: %d", status); - - ucol_setAttribute(d->collator, UCOL_NORMALIZATION_MODE, - options & JsonDbCollator::DisableNormalization ? UCOL_OFF : UCOL_ON, &status); - if (U_FAILURE(status)) - qWarning("ucol_setAttribute: Normalization mode failed: %d", status); - - ucol_setAttribute(d->collator, UCOL_ALTERNATE_HANDLING, - (options & JsonDbCollator::IgnorePunctuation) ? UCOL_SHIFTED : UCOL_NON_IGNORABLE, &status); - if (U_FAILURE(status)) - qWarning("ucol_setAttribute: Alternate handling failed: %d", status); - - ucol_setAttribute(d->collator, UCOL_CASE_LEVEL, - options & JsonDbCollator::ExtraCaseLevel ? UCOL_ON : UCOL_OFF, &status); - if (U_FAILURE(status)) - qWarning("ucol_setAttribute: Case level failed: %d", status); - - ucol_setAttribute(d->collator, UCOL_HIRAGANA_QUATERNARY_MODE, - options & JsonDbCollator::HiraganaQuaternaryMode ? UCOL_ON : UCOL_OFF, &status); - if (U_FAILURE(status)) - qWarning("ucol_setAttribute: hiragana mode failed: %d", status); - - ucol_setAttribute(d->collator, UCOL_NUMERIC_COLLATION, - options & JsonDbCollator::NumericMode ? UCOL_ON : UCOL_OFF, &status); - if (U_FAILURE(status)) - qWarning("ucol_setAttribute: numeric collation failed: %d", status); -} - -JsonDbCollator::Options JsonDbCollator::options() const -{ - return d->options; -} - -int JsonDbCollator::compare(const QString &s1, const QString &s2) const -{ - return d->compare((ushort *)s1.constData(), s1.size(), (ushort *)s2.constData(), s2.size()); -} - -int JsonDbCollator::compare(const QStringRef &s1, const QStringRef &s2) const -{ - return d->compare((ushort *)s1.constData(), s1.size(), (ushort *)s2.constData(), s2.size()); -} - -int JsonDbCollatorPrivate::compare(ushort *s1, int len1, ushort *s2, int len2) -{ - const UCollationResult result = - ucol_strcoll(collator, (const UChar *)s1, len1, (const UChar *)s2, len2); - return result; -} - -QByteArray JsonDbCollator::sortKey(const QString &string) const -{ - QByteArray result(16 + string.size() + (string.size() >> 2), Qt::Uninitialized); - int size = ucol_getSortKey(d->collator, (const UChar *)string.constData(), - string.size(), (uint8_t *)result.data(), result.size()); - if (size > result.size()) { -#ifdef _DEBUG - qDebug() << "### sortKey realloc from" << result.size() << "to" << size << "for string" << string.size(); -#endif - result.resize(size); - size = ucol_getSortKey(d->collator, (const UChar *)string.constData(), - string.size(), (uint8_t *)result.data(), result.size()); - } - result.truncate(size); - return result; -} -QT_END_NAMESPACE_JSONDB - -#endif // NO_COLLATION_SUPPORT |