bool BinTreeNodeReader::nextTreeInternal(ProtocolTreeNode& node, QDataStream &in)
{
quint8 b;
in >> b;
int size = readListSize(b,in);
in >> b;
if (b == 2)
return false;
QByteArray tag;
readString(b, tag, in);
int attribCount = (size - 2 + size % 2) / 2;
AttributeList attribs;
readAttributes(attribs,attribCount,in);
node.setTag(tag);
node.setAttributes(attribs);
if ((size % 2) == 1)
return true;
in >> b;
if (isListTag(b))
{
readList(b,node,in);
return true;
}
QByteArray data;
readString(b,data,in);
node.setData(data);
return true;
}
bool BinTreeNodeReader::nextTreeInternal(ProtocolTreeNode& node)
{
quint8 b;
if (!readInt8(b))
return false;
int size = -1;
if (!readListSize(b, size))
return false;
if (size < 0)
return false;
if (!readInt8(b))
return false;
if (b == 2)
return false;
QByteArray tag;
if (!readString(b, tag))
return false;
int attribCount = (size - 2 + size % 2) / 2;
AttributeList attribs;
if (!readAttributes(attribs,attribCount))
return false;
node.setTag(tag);
node.setAttributes(attribs);
if ((size % 2) == 1)
return true;
if (!readInt8(b))
return false;
if (isListTag(b))
{
return readList(b,node);
}
QByteArray data;
if (!readString(b,data))
return false;
node.setData(data);
return true;
}
bool HTMLParser :: isBlockLevelTag() {
if ( isPTag() ||
isListTag() ||
isPreTag() ||
isBodyStyleTag() ||
isFormTag() ||
isEmptyBlockTag() ||
isTableTag() ) {
return true;
}
return false;
}
void HTMLParser :: blockLevelTag( TElementShared aParent, bool aInsideForm ) {
if ( isPTag() ) {
pTag( aParent );
return;
}
if ( isListTag() ) {
listTag( aParent );
skipTag();
return;
}
if ( isPreTag() ) {
preTag( aParent );
return;
}
if ( isBodyStyleTag() ) {
bodyStyleTag( aParent );
return;
}
if ( isFormTag() ) {
if ( aInsideForm ) {
// Not allowed here
cout << "blockLevel: Illegal tag found. Skipping...\n";
skipTag();
return;
}
else {
bodyStyleTag( aParent, true );
return;
}
}
if ( isEmptyBlockTag() ) {
emptyElementTag( aParent );
return;
}
if ( isTableTag() ) {
tableTag( aParent );
return;
}
}
ProtocolTreeNode* BinTreeNodeReader::nextTreeInternal()
{
int b = this->in->read();
int size = readListSize(b);
b = this->in->read();
if (b == 2)
return NULL;
std::string* tag = this->readStringAsString(b);
if ((size == 0) || (tag == NULL))
throw WAException("nextTree sees 0 list or null tag", WAException::CORRUPT_STREAM_EX, -1);
int attribCount = (size - 2 + size % 2) / 2;
std::map<string, string>* attribs = readAttributes(attribCount);
if (size % 2 == 1) {
ProtocolTreeNode* ret = new ProtocolTreeNode(*tag); ret->attributes = attribs;
delete tag;
return ret;
}
b = this->in->read();
if (isListTag(b)) {
ProtocolTreeNode* ret = new ProtocolTreeNode(*tag, NULL, readList(b)); ret->attributes = attribs;
delete tag;
return ret;
}
ReadData* obj = this->readString(b);
std::vector<unsigned char>* data;
if (obj->type == STRING) {
std::string* s = (std::string*) obj->data;
data = new std::vector<unsigned char>(s->begin(), s->end());
delete s;
}
else data = (std::vector<unsigned char>*) obj->data;
ProtocolTreeNode* ret = new ProtocolTreeNode(*tag, data); ret->attributes = attribs;
delete obj;
delete tag;
return ret;
}
void HTMLParser :: pTag( TElementShared aParent ) {
cout << "p tag found\n";
// Add to parent
TElementShared element = mDocument->createElement( "p" );
aParent->appendChild( element );
bool insideP = true;
string attribute;
while ( insideP ) {
string data = getString();
switch ( mStringType ) {
case ATTR : {
attribute = data;
if ( mAttrNoValue ) {
element->setAttribute( attribute, "" );
attribute = "";
}
break;
}
case ATTRVALUE : {
if ( attribute.compare( "" ) ) {
// Attribute has a name
// I'll declare it legal
element->setAttribute( attribute, data );
attribute = "";
}
break;
}
case TAG : {
if ( !isStartTag() ) {
if ( isPTag() ) {
cout << "p closing tag found\n";
insideP = false;
continue;
}
if ( isAdressTag() ||
isBodyStyleTag() ||
isFormTag() ||
isListTag() ) {
cout << "p closed implicitly\n";
insideP = false;
backPedal();
continue;
}
cout << "p: Unexpected closing tag found: " << mTag << ". Skipping...\n";
}
else {
if ( isBlockLevelTag() ||
isHeadingTag() ||
isLITag() ) {
cout << "p closed implicitly\n";
insideP = false;
backPedal();
continue;
}
if ( isTextLevelTag() ) {
textLevelTag( element );
continue;
}
if ( isCommentTag() ) {
commentTag( element );
continue;
}
// Not a known tag
cout << "p: Unexpected tag found: " << mTag << ". Skipping...\n";
skipTag();
}
break;
}
case TEXT : {
if ( data.compare( " " ) && data.compare( "" ) ) {
cout << "Text is:" << endl << data << endl;
TTextShared text = mDocument->createText( data );
element->appendChild( text );
}
break;
}
}
}
}
void HTMLParser :: flowLevelTag( TElementShared aParent ) {
cout << mTag << " tag found\n";
// Save the tag name
string tag = mTag;
// Add to parent
TElementShared element = mDocument->createElement( mTag );
aParent->appendChild( element );
bool insideFlow = true;
string attribute;
while ( insideFlow ) {
// Warning: more possible than a tag only
string data = getString();
switch ( mStringType ) {
case ATTR : {
attribute = data;
if ( mAttrNoValue ) {
element->setAttribute( attribute, "" );
attribute = "";
}
break;
}
case ATTRVALUE : {
if ( attribute.compare( "" ) ) {
// Attribute has a name
// I'll declare it legal
element->setAttribute( attribute, data );
attribute = "";
}
break;
}
case TAG : {
if ( isStartTag() ) {
if ( isBlockLevelTag() ) {
blockLevelTag( element );
continue;
}
if ( isTextLevelTag() ) {
textLevelTag( element );
continue;
}
if ( !mTag.compare( tag ) ) {
cout << mTag << " closed implicitly\n";
// End the while loop
insideFlow = false;
backPedal();
continue;
}
// Not a known tag
cout << "flowLevel: Unexpected tag found: " << mTag << ". Skipping...\n";
skipTag();
}
else {
if ( !mTag.compare( tag ) ) {
cout << mTag << " closing tag found\n";
// End the while loop
insideFlow = false;
continue;
}
if ( isListTag() ) {
cout << mTag << " closed implicitly\n";
// End the while loop
insideFlow = false;
backPedal();
continue;
}
cout << "flowLevel: Unexpected closing tag found: " << mTag << ". Skipping...\n";
}
break;
}
case TEXT : {
if ( data.compare( " " ) && data.compare( "" ) ) {
cout << "Text is:" << endl << data << endl;
TTextShared text = mDocument->createText( data );
element->appendChild( text );
}
break;
}
}
}
}
