openharmony/js_api_module
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Signed-off-by: lifansheng <lifansheng1@huawei.com>

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On branch master
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lifansheng
2021-11-25 19:31:21 +08:00
parent 1ec429b7bb
commit bd3fd6771e
2 changed files with 129 additions and 106 deletions
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xml/js_xml.cpp
+123 -103
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@@ -89,8 +89,9 @@ namespace OHOS::xml {
type = "isDecl";
size_t iLenTemp = out_.length();
if (iLength_ > iPos_ + iLenTemp - 1) {
memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp);
iPos_ += iLenTemp;
if (!memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp)) {
iPos_ += iLenTemp;
}
}
}
void XmlSerializer::SetNamespace(std::string prefix, std::string ns_Temp)
@@ -108,8 +109,9 @@ namespace OHOS::xml {
type = "isNsp";
size_t iLenTemp = out_.length();
if (iLength_ > iPos_ + iLenTemp - 1) {
memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp);
iPos_ += iLenTemp;
if (!memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp)) {
iPos_ += iLenTemp;
}
}
}
void XmlSerializer::StartElement(std::string name)
@@ -142,8 +144,9 @@ namespace OHOS::xml {
elementStack.push_back("");
size_t iLenTemp = out_.length();
if (iLength_ > iPos_ + iLenTemp - 1) {
memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp);
iPos_ += iLenTemp;
if (!memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp)) {
iPos_ += iLenTemp;
}
}
}
void XmlSerializer::SetAttributes(std::string name, std::string value)
@@ -160,8 +163,9 @@ namespace OHOS::xml {
type = "isAttri";
size_t iLenTemp = out_.length();
if (iLength_ > iPos_ + iLenTemp - 1) {
memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp);
iPos_ += iLenTemp;
if (!memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp)) {
iPos_ += iLenTemp;
}
}
}
void XmlSerializer::EndElement()
@@ -190,8 +194,9 @@ namespace OHOS::xml {
out_.append(">");
size_t iLenTemp = out_.length();
if (iLength_ > iPos_ + iLenTemp - 1) {
memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp);
iPos_ += iLenTemp;
if (!memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp)) {
iPos_ += iLenTemp;
}
}
}
void XmlSerializer::AddEmptyElement(std::string name)
@@ -210,8 +215,9 @@ namespace OHOS::xml {
type = "isAddEmpElem";
size_t iLenTemp = out_.length();
if (iLength_ > iPos_ + iLenTemp - 1) {
memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp);
iPos_ += iLenTemp;
if (!memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp)) {
iPos_ += iLenTemp;
}
}
}
void XmlSerializer::SetText(std::string text)
@@ -225,8 +231,9 @@ namespace OHOS::xml {
type = "isText";
size_t iLenTemp = out_.length();
if (iLength_ > iPos_ + iLenTemp - 1) {
memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp);
iPos_ += iLenTemp;
if (!memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp)) {
iPos_ += iLenTemp;
}
}
}
void XmlSerializer::SetCommnet(std::string comment)
@@ -241,14 +248,15 @@ namespace OHOS::xml {
type = "isCom";
size_t iLenTemp = out_.length();
if (iLength_ > iPos_ + iLenTemp - 1) {
memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp);
iPos_ += iLenTemp;
if (!memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp)) {
iPos_ += iLenTemp;
}
}
}
void XmlSerializer::SetCData(std::string data)
{
out_ = "";
if (type == "isStart" || type == "isAttri") {
if (type == "isStart" || type == "isAttri") {
SplicNsp();
out_.append(">");
}
@@ -258,8 +266,9 @@ namespace OHOS::xml {
type = "isCData";
size_t iLenTemp = out_.length();
if (iLength_ > iPos_ + iLenTemp - 1) {
memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp);
iPos_ += iLenTemp;
if (!memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp)) {
iPos_ += iLenTemp;
}
}
}
void XmlSerializer::SetDocType(std::string text)
@@ -274,7 +283,9 @@ namespace OHOS::xml {
type = "isDocType";
size_t iLenTemp = out_.length();
if (iLength_ > iPos_ + iLenTemp - 1) {
memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp);
if (!memcpy_s(pStart_ + iPos_, iLength_ - iPos_, out_.c_str(), iLenTemp)) {
iPos_ += iLenTemp;
}
}
}
@@ -467,10 +478,10 @@ namespace OHOS::xml {
napi_value global = nullptr;
napi_get_global(env_, &global);
napi_value key = nullptr;
napi_create_string_utf8(env_, attributes[i * 4 + 2].c_str(),
napi_create_string_utf8(env_, attributes[i * 4 + 2].c_str(), // 4 and 2: number of args
attributes[i * 4 + 2].size(), &key); // 4 and 2: number of args
napi_value value = nullptr;
napi_create_string_utf8(env_, attributes[i * 4 + 3].c_str(),
napi_create_string_utf8(env_, attributes[i * 4 + 3].c_str(), // 4 and 2: number of args
attributes[i * 4 + 3].size(), &value); // 3 and 4: number of args
napi_value argv[3] = {key, value, thisVar};
napi_call_function(env_, global, attrFunc_, argc, argv, &returnVal);
@@ -505,7 +516,6 @@ namespace OHOS::xml {
}
if (attrFunc_ && attriCount_) {
bRec = ParseAttri(thisVar);
}
if (attrFunc_ && attriCount_ && !bRec) {
break;
@@ -520,7 +530,7 @@ namespace OHOS::xml {
}
}
TagEnum XmlPullParser::ParseTagTypeFunc()
TagEnum XmlPullParser::ParseTagTypeFunc()
{
switch (strXml_[position_ + 2]) { // 2: number of args
case 'D':
@@ -530,11 +540,11 @@ namespace OHOS::xml {
case '-':
return TagEnum::COMMENT;
case 'E':
switch (strXml_[position_ + 3]) { // 3: number of args
case 'L':
return TagEnum::ELEMENTDECL;
case 'N':
return TagEnum::ENTITYDECL;
switch (strXml_[position_ + 3]) { // 3: number of args
case 'L':
return TagEnum::ELEMENTDECL;
case 'N':
return TagEnum::ENTITYDECL;
}
xmlPullParserError_ = "Unexpected <!";
break;
@@ -575,15 +585,15 @@ namespace OHOS::xml {
return TagEnum::INSTRUCTION;
}
case '!':
return ParseTagTypeFunc();
return ParseTagTypeFunc();
default:
return TagEnum::START_TAG;
}
case '%':
return inDeclaration ? TagEnum::PARAMETER_ENTITY_REF : TagEnum::TEXT;
default:
return TagEnum::TEXT;
}
case '%':
return inDeclaration ? TagEnum::PARAMETER_ENTITY_REF : TagEnum::TEXT;
default:
return TagEnum::TEXT;
}
}
void XmlPullParser::SkipText(std::string chars)
@@ -690,7 +700,7 @@ namespace OHOS::xml {
c = std::stoi(strEntity.substr(1), nullptr);
}
out = "";
out += (char)c;
out += static_cast<char>(c);
bUnresolved_ = false;
return;
}
@@ -742,7 +752,7 @@ namespace OHOS::xml {
|| c == '-'
|| c == '#') {
position_++;
out.push_back((char)c);
out.push_back(static_cast<char>(c));
} else if (relaxed) {
return;
} else {
@@ -752,7 +762,42 @@ namespace OHOS::xml {
ParseEntityFunc(start, out, isEntityToken, textEnum);
}
std::string XmlPullParser::ParseTagValue(char delimiter, bool resolveEntities, bool throwOnResolveFailure, TextEnum textEnum)
bool XmlPullParser::ParseTagValueFunc(char c, bool throwOnResolveFailure, TextEnum textEnum,
int &start, std::string& result)
{
if (c == '\r') {
if ((position_ + 1 < max_ || DealLength(2)) && strXml_[position_ + 1] == '\n') { // 2: number of args
position_++;
}
c = (textEnum == TextEnum::ATTRI) ? ' ' : '\n';
} else if (c == '\n') {
c = ' ';
} else if (c == '&') {
bWhitespace_ = false;
ParseEntity(result, false, throwOnResolveFailure, textEnum);
start = position_;
return false;
} else if (c == '<') {
if (textEnum == TextEnum::ATTRI) {
xmlPullParserError_ = "Illegal: \"<\" inside attribute value";
}
bWhitespace_ = false;
} else if (c == ']') {
if ((position_ + 2 < max_ || DealLength(3)) // 2: number of args 3: number of args
&& strXml_[position_ + 1] == ']' && strXml_[position_ + 2] == '>') { // 2: number of args
xmlPullParserError_ = "Illegal: \"]]>\" outside CDATA section";
}
bWhitespace_ = false;
} else if (c == '%') {
xmlPullParserError_ = "This parser doesn't support parameter entities";
} else {
xmlPullParserError_ = "AssertionError";
}
return true;
}
std::string XmlPullParser::ParseTagValue(char delimiter, bool resolveEntities,
bool throwOnResolveFailure, TextEnum textEnum)
{
int start = position_;
std::string result = " ";
@@ -783,33 +828,8 @@ namespace OHOS::xml {
continue;
}
result.append(strXml_, start, position_ - start);
if (c == '\r') {
if ((position_ + 1 < max_ || DealLength(2)) && strXml_[position_ + 1] == '\n') { // 2: number of args
position_++;
}
c = (textEnum == TextEnum::ATTRI) ? ' ' : '\n';
} else if (c == '\n') {
c = ' ';
} else if (c == '&') {
bWhitespace_ = false;
ParseEntity(result, false, throwOnResolveFailure, textEnum);
start = position_;
if(!ParseTagValueFunc(c, throwOnResolveFailure, textEnum, start, result)) {
continue;
} else if (c == '<') {
if (textEnum == TextEnum::ATTRI) {
xmlPullParserError_ = "Illegal: \"<\" inside attribute value";
}
bWhitespace_ = false;
} else if (c == ']') {
if ((position_ + 2 < max_ || DealLength(3)) // 2: number of args 3: number of args
&& strXml_[position_ + 1] == ']' && strXml_[position_ + 2] == '>') { // 2: number of args
xmlPullParserError_ = "Illegal: \"]]>\" outside CDATA section";
}
bWhitespace_ = false;
} else if (c == '%') {
xmlPullParserError_ = "This parser doesn't support parameter entities";
} else {
xmlPullParserError_ = "AssertionError";
}
position_++;
result = result + c;
@@ -846,7 +866,7 @@ namespace OHOS::xml {
strTemp.replace(iPos, strSrc.size(), strDes);
}
}
void XmlPullParser::ParseNspFunc(int &i, std::string &attrName, bool &any)//to do
void XmlPullParser::ParseNspFunc(int &i, std::string &attrName, bool &any)
{
int j = (nspCounts_[depth]++) << 1;
size_t ui_size = nspStack_.size();
@@ -868,7 +888,7 @@ namespace OHOS::xml {
i -= 4; // 4:
}
}
void XmlPullParser::ParseNspFunc_()//to do
void XmlPullParser::ParseNspFunc_()
{
for (int i = (attriCount_ << 2) - 4; i >= 0; i -= 4) { // 4: number of args 2: number of args
std::string attrName = attributes[i + 2]; // 2: number of args
@@ -907,11 +927,11 @@ namespace OHOS::xml {
if (!(prefix == "xmlns")) {
any = true;
} else {
ParseNspFunc(i, attrName, any);//to do
ParseNspFunc(i, attrName, any);
}
}
if (any) {
ParseNspFunc_();//to du
ParseNspFunc_();
}
int cut = name_.find(':');
if (cut == 0) {
@@ -956,7 +976,7 @@ namespace OHOS::xml {
} else {
xmlPullParserError_ = "attr value delimiter missing!";
}
attributes[i + 3] = ParseTagValue(delimiter, true,
attributes[i + 3] = ParseTagValue(delimiter, true, // 3: number of args
throwOnResolveFailure, TextEnum::ATTRI); // 3: number of args
if (delimiter != ' ' && PriorDealChar() == delimiter) {
position_++;
@@ -1205,18 +1225,18 @@ namespace OHOS::xml {
SkipInvalidChar();
int c = PriorDealChar();
if (c == '(') {
int depth = 0;
int iDepth = 0;
do {
if (c == '(') {
depth++;
iDepth++;
} else if (c == ')') {
depth--;
iDepth--;
} else if (c == -1) {
xmlPullParserError_ = "Unterminated element content spec ";
}
position_++;
c = PriorDealChar();
} while (depth > 0);
} while (iDepth > 0);
if (c == '*' || c == '?' || c == '+') {
position_++;
}
@@ -1238,7 +1258,7 @@ namespace OHOS::xml {
SkipChar('>');
}
void XmlPullParser::ParseInnerAttriDeclFunc(int &c)// to du
void XmlPullParser::ParseInnerAttriDeclFunc(int &c)
{
if (c == '(') {
position_++;
@@ -1275,7 +1295,7 @@ namespace OHOS::xml {
}
std::string attributeName = ParseName();
SkipInvalidChar();
if (position_ + 1 >= max_ && !DealLength(2)) {
if (position_ + 1 >= max_ && !DealLength(2)) { // 2: lengths
xmlPullParserError_ = "Malformed attribute list ";
}
if (strXml_[position_] == tagText_.NOTATION[0] && strXml_[position_ + 1] == tagText_.NOTATION[1]) {
@@ -1303,7 +1323,7 @@ namespace OHOS::xml {
}
if (c == '"' || c == '\'') {
position_++;
std::string value = ParseTagValue((char)c, true, true, TextEnum::ATTRI);
std::string value = ParseTagValue(static_cast<char>(c), true, true, TextEnum::ATTRI);
if (PriorDealChar() == c) {
position_++;
}
@@ -1327,7 +1347,7 @@ namespace OHOS::xml {
std::string entityValue;
if (quote == '"' || quote == '\'') {
position_++;
entityValue = ParseTagValue((char)quote, true, false, TextEnum::ENTITY_DECL);
entityValue = ParseTagValue(static_cast<char>(quote), true, false, TextEnum::ENTITY_DECL);
if (PriorDealChar() == quote) {
position_++;
}
@@ -1367,31 +1387,31 @@ namespace OHOS::xml {
}
TagEnum declarationType = ParseTagType(true);
switch (declarationType) {
case TagEnum::ELEMENTDECL:
ParseInnerEleDec();
break;
case TagEnum::ATTLISTDECL:
ParseInnerAttriDecl();
break;
case TagEnum::ENTITYDECL:
ParseEntityDecl();
break;
case TagEnum::NOTATIONDECL:
ParseInneNotaDecl();
break;
case TagEnum::INSTRUCTION:
SkipText(tagText_.START_PROCESSING_INSTRUCTION);
ParseDelimiterInfo(tagText_.END_PROCESSING_INSTRUCTION, false);
break;
case TagEnum::COMMENT:
ParseComment(false);
break;
case TagEnum::PARAMETER_ENTITY_REF:
break;
xmlPullParserError_ = "Parameter entity references are not supported ";
default:
break;
xmlPullParserError_ = "Unexpected token";
case TagEnum::ELEMENTDECL:
ParseInnerEleDec();
break;
case TagEnum::ATTLISTDECL:
ParseInnerAttriDecl();
break;
case TagEnum::ENTITYDECL:
ParseEntityDecl();
break;
case TagEnum::NOTATIONDECL:
ParseInneNotaDecl();
break;
case TagEnum::INSTRUCTION:
SkipText(tagText_.START_PROCESSING_INSTRUCTION);
ParseDelimiterInfo(tagText_.END_PROCESSING_INSTRUCTION, false);
break;
case TagEnum::COMMENT:
ParseComment(false);
break;
case TagEnum::PARAMETER_ENTITY_REF:
break;
xmlPullParserError_ = "Parameter entity references are not supported ";
default:
break;
xmlPullParserError_ = "Unexpected token";
}
}
}
@@ -1582,7 +1602,7 @@ namespace OHOS::xml {
bool XmlPullParser::IsEmptyElementTag()
{
if (type != TagEnum::START_TAG) {
xmlPullParserError_ = tagText_.ILLEGAL_TYPE;
xmlPullParserError_ = tagText_.ILLEGAL_TYPE;
}
return bEndFlag_;
}