void SCsTranslator::processSentenceLevel1(pANTLR3_BASE_TREE node)
{
unsigned int nodesCount = node->getChildCount(node);
assert(nodesCount == 3);
pANTLR3_BASE_TREE node_obj = (pANTLR3_BASE_TREE)node->getChild(node, 0);
pANTLR3_BASE_TREE node_pred = (pANTLR3_BASE_TREE)node->getChild(node, 1);
pANTLR3_BASE_TREE node_subj = (pANTLR3_BASE_TREE)node->getChild(node, 2);
pANTLR3_COMMON_TOKEN tok_pred = node_pred->getToken(node_pred);
if (tok_pred->type != ID_SYSTEM)
{
THROW_EXCEPT(Exception::ERR_PARSE,
String("Invalid predicate '") + ((const char*) node_pred->getText(node_pred)->chars) + "' in simple sentence",
mParams.fileName,
tok_pred->getLine(tok_pred));
}
sElement *el_obj = parseElementTree(node_obj);
sElement *el_subj = parseElementTree(node_subj);
// determine arc type
sc_type type = sc_type_edge_common;
String pred = GET_NODE_TEXT(node_pred);
size_t n = pred.find_first_of("#");
if (n != pred.npos)
type = _getArcPreffixType(pred.substr(0, n));
_addEdge(el_obj, el_subj, type, false, pred);
}
sElement* SCsTranslator::parseElementTree(pANTLR3_BASE_TREE tree, const String *assignIdtf)
{
pANTLR3_COMMON_TOKEN tok = tree->getToken(tree);
assert(tok);
sElement *res = 0;
if (tok->type == ID_SYSTEM)
res = _addNode(GET_NODE_TEXT(tree));
if (tok->type == SEP_LPAR)
{
assert(tree->getChildCount(tree) >= 3);
pANTLR3_BASE_TREE node_obj = (pANTLR3_BASE_TREE)tree->getChild(tree, 0);
pANTLR3_BASE_TREE node_pred = (pANTLR3_BASE_TREE)tree->getChild(tree, 1);
pANTLR3_BASE_TREE node_subj = (pANTLR3_BASE_TREE)tree->getChild(tree, 2);
String pred = GET_NODE_TEXT(node_pred);
sElement *src = parseElementTree(node_obj);
sElement *trg = parseElementTree(node_subj);
assert(src && trg);
res = _addEdge(src, trg, _getTypeByConnector(pred), _isConnectorReversed(pred), "");
}
if (tok->type == LINK)
{
String data = GET_NODE_TEXT(tree);
CHECK_LINK_DATA(data);
res = _addLinkFile(assignIdtf ? *assignIdtf : "", data.substr(1, data.size() - 2));
}
if (tok->type == CONTENT)
{
res = _addNode(assignIdtf ? *assignIdtf : "", sc_type_node_struct);
String content = GET_NODE_TEXT(tree);
content = content.substr(1, content.size() - 2);
if (StringUtil::startsWith(content, "*", false) && StringUtil::endsWith(content, "*", false))
{
// parse contour data
String data = content.substr(1, content.size() - 2);
bool autoFormatInfo = mParams.autoFormatInfo;
String fileName = mParams.fileName;
// check if link to file
if (StringUtil::startsWith(data, "^\"", false))
{
String name;
bool result = false;
if (_getAbsFilePath(trimContentData(data), name))
{
fileName = name;
std::ifstream ifs(name.c_str());
if (ifs.is_open())
{
data = String((std::istreambuf_iterator<char>(ifs)), std::istreambuf_iterator<char>());
ifs.close();
result = true;
} else {
THROW_EXCEPT(Exception::ERR_PARSE,
"Can't open file " << name,
mParams.fileName,
tok->getLine(tok));
}
}
}
// parse data
if (!data.empty())
{
SCsTranslator translator(mContext);
translator.mParams.autoFormatInfo = autoFormatInfo;
translator.mParams.fileName = fileName;
translator.processString(data);
// now we need to get all created elements and create arcs to them
tElementSet::iterator it, itEnd = translator.mElementSet.end();
for (it = translator.mElementSet.begin(); it != itEnd; ++it)
{
if ((*it)->ignore) continue;
sElement *el = new sElement();
el->ignore = true;
el->addr = (*it)->addr;
mElementSet.insert(el);
_addEdge(res, el, sc_type_arc_pos_const_perm, false, "");
}
// merge identifiers map
mSysIdtfAddrs.insert(translator.mSysIdtfAddrs.begin(), translator.mSysIdtfAddrs.end());
mLocalIdtfAddrs.insert(translator.mLocalIdtfAddrs.begin(), translator.mLocalIdtfAddrs.end());
}
}
else
{
if (StringUtil::startsWith(content, "^\"", false))
{
String data = trimContentData(content);
CHECK_LINK_DATA(data);
sBuffer buffer;
if (parseContentBinaryData(data, buffer))
{
res = _addLink("", buffer);
}
else
{
res = _addLinkFile("", data);
}
}
else
{
content = StringUtil::replaceAll(content, "\\[", "[");
content = StringUtil::replaceAll(content, "\\]", "]");
CHECK_LINK_DATA(content);
res = _addLinkString("", content);
}
}
}
if (tok->type == SEP_LTUPLE || tok->type == SEP_LSET)
{
res = _addNode("", sc_type_node_tuple);
processAttrsIdtfList(false, tree, res, "->", tok->type == SEP_LTUPLE);
}
// now process internal sentences
uint32 n = tree->getChildCount(tree);
for (uint32 i = 0; i < n; ++i)
{
pANTLR3_BASE_TREE internal = (pANTLR3_BASE_TREE)tree->getChild(tree, i);
pANTLR3_COMMON_TOKEN tok = internal->getToken(internal);
if (tok->type != SEP_LINT) continue;
// process internal sentences
uint32 nc = internal->getChildCount(internal);
for (uint32 j = 0; j < nc; ++j)
{
pANTLR3_BASE_TREE node_pred = (pANTLR3_BASE_TREE)internal->getChild(internal, j);
String connector = GET_NODE_TEXT(node_pred);
processAttrsIdtfList(false, node_pred, res, connector, false);
}
}
return res;
}
MaxFlowMinCost& AddEdge(int from, int to, T cap, T cost) {
_addEdge(from, to, cap, cost);
_addEdge(to, from, 0, -cost);
return *this;
}