#include "config.h"
#include "WKString.h"
#include "WKStringPrivate.h"
#include "WKAPICast.h"
#include <JavaScriptCore/InitializeThreading.h>
#include <JavaScriptCore/JSStringRef.h>
#include <JavaScriptCore/OpaqueJSString.h>
using namespace WebKit;
WKTypeID WKStringGetTypeID()
{
return toAPI(API::String::APIType);
}
WKStringRef WKStringCreateWithUTF8CString(const char* string)
{
return toAPI(&API::String::create(WTF::String::fromUTF8(string)).leakRef());
}
bool WKStringIsEmpty(WKStringRef stringRef)
{
return toImpl(stringRef)->stringView().isEmpty();
}
size_t WKStringGetLength(WKStringRef stringRef)
{
return toImpl(stringRef)->stringView().length();
}
size_t WKStringGetCharacters(WKStringRef stringRef, WKChar* buffer, size_t bufferLength)
{
static_assert(sizeof(WKChar) == sizeof(UChar), "Size of WKChar must match size of UChar");
unsigned unsignedBufferLength = std::min<size_t>(bufferLength, std::numeric_limits<unsigned>::max());
auto substring = toImpl(stringRef)->stringView().substring(0, unsignedBufferLength);
substring.getCharactersWithUpconvert(static_cast<UChar*>(buffer));
return substring.length();
}
size_t WKStringGetMaximumUTF8CStringSize(WKStringRef stringRef)
{
return toImpl(stringRef)->stringView().length() * 3 + 1;
}
enum StrictType { NonStrict = false, Strict = true };
template <StrictType strict>
size_t WKStringGetUTF8CStringImpl(WKStringRef stringRef, char* buffer, size_t bufferSize)
{
if (!bufferSize)
return 0;
auto stringView = toImpl(stringRef)->stringView();
char* p = buffer;
WTF::Unicode::ConversionResult result;
if (stringView.is8Bit()) {
const LChar* characters = stringView.characters8();
result = WTF::Unicode::convertLatin1ToUTF8(&characters, characters + stringView.length(), &p, p + bufferSize - 1);
} else {
const UChar* characters = stringView.characters16();
result = WTF::Unicode::convertUTF16ToUTF8(&characters, characters + stringView.length(), &p, p + bufferSize - 1, strict);
}
if (result != WTF::Unicode::conversionOK && result != WTF::Unicode::targetExhausted)
return 0;
*p++ = '\0';
return p - buffer;
}
size_t WKStringGetUTF8CString(WKStringRef stringRef, char* buffer, size_t bufferSize)
{
return WKStringGetUTF8CStringImpl<StrictType::Strict>(stringRef, buffer, bufferSize);
}
size_t WKStringGetUTF8CStringNonStrict(WKStringRef stringRef, char* buffer, size_t bufferSize)
{
return WKStringGetUTF8CStringImpl<StrictType::NonStrict>(stringRef, buffer, bufferSize);
}
bool WKStringIsEqual(WKStringRef aRef, WKStringRef bRef)
{
return toImpl(aRef)->stringView() == toImpl(bRef)->stringView();
}
bool WKStringIsEqualToUTF8CString(WKStringRef aRef, const char* b)
{
return toImpl(aRef)->stringView() == WTF::String::fromUTF8(b);
}
bool WKStringIsEqualToUTF8CStringIgnoringCase(WKStringRef aRef, const char* b)
{
return equalIgnoringASCIICase(toImpl(aRef)->stringView(), WTF::String::fromUTF8(b));
}
WKStringRef WKStringCreateWithJSString(JSStringRef jsStringRef)
{
auto apiString = jsStringRef ? API::String::create(jsStringRef->string()) : API::String::createNull();
return toAPI(&apiString.leakRef());
}
JSStringRef WKStringCopyJSString(WKStringRef stringRef)
{
JSC::initializeThreading();
return OpaqueJSString::create(toImpl(stringRef)->string()).leakRef();
}