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// Copyright 2017 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#include "xfa/fxfa/parser/cxfa_xmllocale.h"
#include <utility>
#include "core/fxcrt/cfx_readonlymemorystream.h"
#include "core/fxcrt/fx_codepage.h"
#include "core/fxcrt/xml/cfx_xmldocument.h"
#include "core/fxcrt/xml/cfx_xmlelement.h"
#include "core/fxcrt/xml/cfx_xmlparser.h"
#include "third_party/base/check.h"
#include "xfa/fxfa/parser/cxfa_document.h"
#include "xfa/fxfa/parser/cxfa_localemgr.h"
#include "xfa/fxfa/parser/cxfa_nodelocale.h"
#include "xfa/fxfa/parser/cxfa_timezoneprovider.h"
#include "xfa/fxfa/parser/xfa_utils.h"
namespace {
constexpr wchar_t kNumberSymbols[] = L"numberSymbols";
constexpr wchar_t kNumberSymbol[] = L"numberSymbol";
constexpr wchar_t kCurrencySymbols[] = L"currencySymbols";
constexpr wchar_t kCurrencySymbol[] = L"currencySymbol";
} // namespace
// static
CXFA_XMLLocale* CXFA_XMLLocale::Create(cppgc::Heap* heap,
pdfium::span<uint8_t> data) {
auto stream = pdfium::MakeRetain<CFX_ReadOnlyMemoryStream>(data);
CFX_XMLParser parser(stream);
auto doc = parser.Parse();
if (!doc)
return nullptr;
for (auto* child = doc->GetRoot()->GetFirstChild(); child;
child = child->GetNextSibling()) {
CFX_XMLElement* elem = ToXMLElement(child);
if (elem && elem->GetName().EqualsASCII("locale")) {
return cppgc::MakeGarbageCollected<CXFA_XMLLocale>(
heap->GetAllocationHandle(), std::move(doc), elem);
}
}
return nullptr;
}
CXFA_XMLLocale::CXFA_XMLLocale(std::unique_ptr<CFX_XMLDocument> doc,
CFX_XMLElement* locale)
: xml_doc_(std::move(doc)), locale_(locale) {
DCHECK(xml_doc_);
DCHECK(locale_);
}
CXFA_XMLLocale::~CXFA_XMLLocale() = default;
void CXFA_XMLLocale::Trace(cppgc::Visitor* visitor) const {}
WideString CXFA_XMLLocale::GetName() const {
return locale_->GetAttribute(L"name");
}
WideString CXFA_XMLLocale::GetDecimalSymbol() const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(kNumberSymbols);
return patterns ? GetPattern(patterns, kNumberSymbol, L"decimal")
: WideString();
}
WideString CXFA_XMLLocale::GetGroupingSymbol() const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(kNumberSymbols);
return patterns ? GetPattern(patterns, kNumberSymbol, L"grouping")
: WideString();
}
WideString CXFA_XMLLocale::GetPercentSymbol() const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(kNumberSymbols);
return patterns ? GetPattern(patterns, kNumberSymbol, L"percent")
: WideString();
}
WideString CXFA_XMLLocale::GetMinusSymbol() const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(kNumberSymbols);
return patterns ? GetPattern(patterns, kNumberSymbol, L"minus")
: WideString();
}
WideString CXFA_XMLLocale::GetCurrencySymbol() const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(kCurrencySymbols);
return patterns ? GetPattern(patterns, kCurrencySymbol, L"symbol")
: WideString();
}
WideString CXFA_XMLLocale::GetDateTimeSymbols() const {
CFX_XMLElement* symbols = locale_->GetFirstChildNamed(L"dateTimeSymbols");
return symbols ? symbols->GetTextData() : WideString();
}
WideString CXFA_XMLLocale::GetMonthName(int32_t nMonth, bool bAbbr) const {
return GetCalendarSymbol(L"month", nMonth, bAbbr);
}
WideString CXFA_XMLLocale::GetDayName(int32_t nWeek, bool bAbbr) const {
return GetCalendarSymbol(L"day", nWeek, bAbbr);
}
WideString CXFA_XMLLocale::GetMeridiemName(bool bAM) const {
return GetCalendarSymbol(L"meridiem", bAM ? 0 : 1, false);
}
FX_TIMEZONE CXFA_XMLLocale::GetTimeZone() const {
return CXFA_TimeZoneProvider().GetTimeZone();
}
WideString CXFA_XMLLocale::GetEraName(bool bAD) const {
return GetCalendarSymbol(L"era", bAD ? 1 : 0, false);
}
WideString CXFA_XMLLocale::GetCalendarSymbol(WideStringView symbol,
size_t index,
bool bAbbr) const {
CFX_XMLElement* child = locale_->GetFirstChildNamed(L"calendarSymbols");
if (!child)
return WideString();
WideString pstrSymbolNames = symbol + L"Names";
CFX_XMLElement* name_child = nullptr;
for (auto* name = child->GetFirstChild(); name;
name = name->GetNextSibling()) {
CFX_XMLElement* elem = ToXMLElement(name);
if (!elem || elem->GetName() != pstrSymbolNames)
continue;
WideString abbr = elem->GetAttribute(L"abbr");
bool abbr_value = false;
if (!abbr.IsEmpty())
abbr_value = abbr.EqualsASCII("1");
if (abbr_value != bAbbr)
continue;
name_child = elem;
break;
}
if (!name_child)
return WideString();
CFX_XMLElement* sym_element = name_child->GetNthChildNamed(symbol, index);
return sym_element ? sym_element->GetTextData() : WideString();
}
WideString CXFA_XMLLocale::GetDatePattern(DateTimeSubcategory eType) const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(L"datePatterns");
if (!patterns)
return WideString();
WideString wsName;
switch (eType) {
case DateTimeSubcategory::kShort:
wsName = L"short";
break;
case DateTimeSubcategory::kDefault:
case DateTimeSubcategory::kMedium:
wsName = L"med";
break;
case DateTimeSubcategory::kFull:
wsName = L"full";
break;
case DateTimeSubcategory::kLong:
wsName = L"long";
break;
}
return GetPattern(patterns, L"datePattern", wsName.AsStringView());
}
WideString CXFA_XMLLocale::GetTimePattern(DateTimeSubcategory eType) const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(L"timePatterns");
if (!patterns)
return WideString();
WideString wsName;
switch (eType) {
case DateTimeSubcategory::kShort:
wsName = L"short";
break;
case DateTimeSubcategory::kDefault:
case DateTimeSubcategory::kMedium:
wsName = L"med";
break;
case DateTimeSubcategory::kFull:
wsName = L"full";
break;
case DateTimeSubcategory::kLong:
wsName = L"long";
break;
}
return GetPattern(patterns, L"timePattern", wsName.AsStringView());
}
WideString CXFA_XMLLocale::GetNumPattern(NumSubcategory eType) const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(L"numberPatterns");
return patterns ? XFA_PatternToString(eType) : WideString();
}
WideString CXFA_XMLLocale::GetPattern(CFX_XMLElement* patterns,
WideStringView bsTag,
WideStringView wsName) const {
for (auto* child = patterns->GetFirstChild(); child;
child = child->GetNextSibling()) {
CFX_XMLElement* pattern = ToXMLElement(child);
if (pattern && pattern->GetName() == bsTag &&
pattern->GetAttribute(L"name") == wsName) {
return pattern->GetTextData();
}
}
return WideString();
}