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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_memorystream.h"
#include "core/fxcrt/fx_codepage.h"
#include "core/fxcrt/xml/cfx_xmlelement.h"
#include "core/fxcrt/xml/cfx_xmlparser.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
std::unique_ptr<CXFA_XMLLocale> CXFA_XMLLocale::Create(
pdfium::span<uint8_t> data) {
auto root = pdfium::MakeUnique<CFX_XMLElement>(L"root");
auto stream =
pdfium::MakeRetain<CFX_MemoryStream>(data.data(), data.size(), false);
CFX_XMLParser parser(root.get(), stream);
if (!parser.Parse())
return nullptr;
CFX_XMLElement* locale = nullptr;
for (auto* child = root->GetFirstChild(); child;
child = child->GetNextSibling()) {
if (child->GetType() != FX_XMLNODE_Element)
continue;
CFX_XMLElement* elem = static_cast<CFX_XMLElement*>(child);
if (elem->GetName() == L"locale") {
locale = elem;
break;
}
}
if (!locale)
return nullptr;
return pdfium::MakeUnique<CXFA_XMLLocale>(std::move(root), locale);
}
CXFA_XMLLocale::CXFA_XMLLocale(std::unique_ptr<CFX_XMLElement> root,
CFX_XMLElement* locale)
: xml_root_(std::move(root)), locale_(locale) {
ASSERT(xml_root_);
ASSERT(locale_);
}
CXFA_XMLLocale::~CXFA_XMLLocale() {}
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") : L"";
}
WideString CXFA_XMLLocale::GetGroupingSymbol() const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(kNumberSymbols);
return patterns ? GetPattern(patterns, kNumberSymbol, L"grouping") : L"";
}
WideString CXFA_XMLLocale::GetPercentSymbol() const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(kNumberSymbols);
return patterns ? GetPattern(patterns, kNumberSymbol, L"percent") : L"";
}
WideString CXFA_XMLLocale::GetMinusSymbol() const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(kNumberSymbols);
return patterns ? GetPattern(patterns, kNumberSymbol, L"minus") : L"";
}
WideString CXFA_XMLLocale::GetCurrencySymbol() const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(kCurrencySymbols);
return patterns ? GetPattern(patterns, kCurrencySymbol, L"symbol") : L"";
}
WideString CXFA_XMLLocale::GetDateTimeSymbols() const {
CFX_XMLElement* symbols = locale_->GetFirstChildNamed(L"dateTimeSymbols");
return symbols ? symbols->GetTextData() : L"";
}
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(const WideStringView& symbol,
size_t index,
bool bAbbr) const {
CFX_XMLElement* child = locale_->GetFirstChildNamed(L"calendarSymbols");
if (!child)
return L"";
WideString pstrSymbolNames = symbol + L"Names";
CFX_XMLElement* name_child = nullptr;
for (auto* name = child->GetFirstChild(); name;
name = name->GetNextSibling()) {
if (name->GetType() != FX_XMLNODE_Element)
continue;
auto* elem = static_cast<CFX_XMLElement*>(name);
if (elem->GetName() != pstrSymbolNames)
continue;
WideString abbr = elem->GetAttribute(L"abbr");
bool abbr_value = false;
if (!abbr.IsEmpty())
abbr_value = abbr == L"1";
if (abbr_value != bAbbr)
continue;
name_child = elem;
break;
}
if (!name_child)
return L"";
CFX_XMLElement* sym_element = name_child->GetNthChildNamed(symbol, index);
return sym_element ? sym_element->GetTextData() : L"";
}
WideString CXFA_XMLLocale::GetDatePattern(
FX_LOCALEDATETIMESUBCATEGORY eType) const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(L"datePatterns");
if (!patterns)
return L"";
WideString wsName;
switch (eType) {
case FX_LOCALEDATETIMESUBCATEGORY_Short:
wsName = L"short";
break;
case FX_LOCALEDATETIMESUBCATEGORY_Default:
case FX_LOCALEDATETIMESUBCATEGORY_Medium:
wsName = L"med";
break;
case FX_LOCALEDATETIMESUBCATEGORY_Full:
wsName = L"full";
break;
case FX_LOCALEDATETIMESUBCATEGORY_Long:
wsName = L"long";
break;
}
return GetPattern(patterns, L"datePattern", wsName.AsStringView());
}
WideString CXFA_XMLLocale::GetTimePattern(
FX_LOCALEDATETIMESUBCATEGORY eType) const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(L"timePatterns");
if (!patterns)
return L"";
WideString wsName;
switch (eType) {
case FX_LOCALEDATETIMESUBCATEGORY_Short:
wsName = L"short";
break;
case FX_LOCALEDATETIMESUBCATEGORY_Default:
case FX_LOCALEDATETIMESUBCATEGORY_Medium:
wsName = L"med";
break;
case FX_LOCALEDATETIMESUBCATEGORY_Full:
wsName = L"full";
break;
case FX_LOCALEDATETIMESUBCATEGORY_Long:
wsName = L"long";
break;
}
return GetPattern(patterns, L"timePattern", wsName.AsStringView());
}
WideString CXFA_XMLLocale::GetNumPattern(FX_LOCALENUMSUBCATEGORY eType) const {
CFX_XMLElement* patterns = locale_->GetFirstChildNamed(L"numberPatterns");
return patterns ? XFA_PatternToString(eType) : L"";
}
WideString CXFA_XMLLocale::GetPattern(CFX_XMLElement* patterns,
const WideStringView& bsTag,
const WideStringView& wsName) const {
for (auto* child = patterns->GetFirstChild(); child;
child = child->GetNextSibling()) {
if (child->GetType() != FX_XMLNODE_Element)
continue;
CFX_XMLElement* pattern = static_cast<CFX_XMLElement*>(child);
if (pattern->GetName() != bsTag)
continue;
if (pattern->GetAttribute(L"name") != wsName)
continue;
return pattern->GetTextData();
}
return L"";
}
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