C++ XMLNode类代码示例

//-----------------------------------------------------------------------------
// Add child node - STRING
XMLNode XMLNode::addChildNode(string _sNodeName, string _sText) 
{
	XMLNode res = addChildNode(_sNodeName);
	res.setContent(_sText);
	return res;
}

bool CLyricGetter::ProcessFile(const std::string& tempFile)
{
	std::string xml = "";
	SallyAPI::Network::NETWORK_RETURN errorCode = GetXML(&xml);

	if (errorCode != SallyAPI::Network::SUCCESS)
	{
		SallyAPI::System::CLogger* logger = SallyAPI::Core::CGame::GetLogger();
		logger->Debug("CLyricGetter::ProcessFile::GetXML not successful");
		logger->Debug(errorCode);
		logger->Debug(GetRequestURL());

		switch (errorCode)
		{
		case SallyAPI::Network::ERROR_PREPARE:
			m_strErrorText = "Network preparation failed";
		case SallyAPI::Network::ERROR_OPEN:
			m_strErrorText = "Network open failed";
		case SallyAPI::Network::ERROR_HTTP_TIMEOUT:
			m_strErrorText = "HTTP Timeout";
		case SallyAPI::Network::ERROR_NOTHING_READ:
			m_strErrorText = "Nothing read";
		default:
			break;
		}

		return false;
	}

	if (xml.length() == 0)
	{
		m_strErrorText = "Invalide Server response";
		return false;
	}

	SallyAPI::File::FileHelper::AddLineToFile(tempFile, xml);

	if (!SallyAPI::File::FileHelper::FileExists(tempFile))
	{
		m_strErrorText = "Invalide Server response";
		return false;
	}

	XMLNode xMainNode = XMLNode::parseFile(tempFile.c_str());
	if (xMainNode.isEmpty())
	{
		m_strErrorText = "Invalide Server response";
		return false;
	}

	XMLNode itemGetLyricResult = xMainNode.getChildNode("GetLyricResult");
	if (itemGetLyricResult.isEmpty())
	{
		m_strErrorText = "No Lyric found";
		return false;
	}

	XMLNode lyric = itemGetLyricResult.getChildNode("Lyric");
	if (lyric.isEmpty())
	{
		m_strErrorText = "No Lyric found";
		return false;
	}

	const char* lyricsText = lyric.getText();

	if (lyricsText == NULL)
	{
		m_strErrorText = "No Lyric found";
		return false;
	}

	SallyAPI::GUI::SendMessage::CParameterKeyValue parameter(this->GetId(), lyricsText);
	m_pParent->SendMessageToParent(m_pParent, 0, GUI_APP_LYRICS_LOADED, &parameter);
	return true;
}

void iLedlif::xmlParseDevice(XMLNode deviceNode) {

    std::string name;
    std::string deviceClass;
    std::string deviceName;
    std::string deviceType;

    std::string devicePortName;
    std::string deviceBaudRate;
    std::string elementName;
    std::string deviceFilePath;
    std::string val;
    std::string deviceFilename;
    std::string helpedDevice;
    std::string deviceCommType;

    std::vector<lifLED*> leds;
    std::vector<lifTSDIOPin*> pins;

    //Variables for pin
    std::string pinName;
    std::string dirBase;
    std::string dirOffset;
    std::string valBase;
    std::string valOffset;
    std::string bitNum;
    std::string enLow;

    //Variables for LED
    std::string ledName;
    std::string ledWL;
    std::string LEDPower;


    //Start reading in device information
    deviceClass = deviceNode.getChildNode("Class").getText();
    deviceName = deviceNode.getChildNode("Name").getText();

    deviceType = deviceNode.getChildNode("Type").getText();
    deviceFilePath = deviceNode.getChildNode("Path_Name").getText();
    helpedDevice = deviceNode.getChildNode("Helped_Device").getText();

    //Check if there is a communication port entry for device
    if (deviceNode.nChildNode("Com_Port") > 0) {
        deviceCommType = deviceNode.getChildNode("Com_Port").getChildNode("Type").getText();
        if (deviceCommType == "Serial") {
            devicePortName = deviceNode.getChildNode("Com_Port").getChildNode("Port").getText();
            std::cout << deviceName << " " << devicePortName << std::endl;
            deviceBaudRate = deviceNode.getChildNode("Com_Port").getChildNode("Baud").getText();
        }
    }

    //Load any defined pins
    for (int i = 0; i < deviceNode.nChildNode("Pin"); i++) {
        pinName = deviceNode.getChildNode("Pin", i).getChildNode("Name").getText();
        dirBase = deviceNode.getChildNode("Pin", i).getChildNode("DirectionAddressBase").getText();
        dirOffset = deviceNode.getChildNode("Pin", i).getChildNode("DirectionAddressOffset").getText();
        valBase = deviceNode.getChildNode("Pin", i).getChildNode("ValueAddressBase").getText();
        valOffset = deviceNode.getChildNode("Pin", i).getChildNode("ValueAddressOffset").getText();
        bitNum = deviceNode.getChildNode("Pin", i).getChildNode("BitNumber").getText();
        enLow = deviceNode.getChildNode("Pin", i).getChildNode("EnabledLow").getText();
        pins.push_back(new lifTSDIOPin(pinName,
                                       string2int(bitNum),
                                       hexstring2int(dirBase),
                                       hexstring2int(dirOffset),
                                       hexstring2int(valBase),
                                       hexstring2int(valOffset),
                                       string2bool(enLow)));
    }

    //Load any LEDs
    for (int i = 0; i < deviceNode.nChildNode("LED"); i++) {
        ledName = deviceNode.getChildNode("LED", i).getChildNode("Name").getText();
        ledWL = deviceNode.getChildNode("LED", i).getChildNode("Wavelength").getText();
        LEDPower = deviceNode.getChildNode("LED", i).getChildNode("PowerSource").getText();
        leds.push_back(new lifLED(ledName, string2int(ledWL), LEDPower));
    }

    //declare device
    if (deviceClass == "Spectrometer") {
        std::cout << "iLedlif: Starting to load Spectrometer " << deviceName << std::endl;
        lifDevices.push_back((lifDevice*) (new lifSpectrometer(deviceName,
                                           deviceType,
                                           &mainMsgQueue,
                                           &mainMsgMutex,
                                           &mainMsgQueuePushed,
                                           deviceFilePath,
                                           devicePortName,
                                           string2int(deviceBaudRate),
                                           *pins.front())));
        std::cout << "iLedlif: Loaded Spectrometer " << deviceName << std::endl;
    } else if (deviceClass == "Main Com") {
        lifDevices.push_back((lifDevice*) (new lifMainComm(deviceName,
                                           deviceType,
                                           &mainMsgQueue,
                                           &mainMsgMutex,
                                           &mainMsgQueuePushed,
                                           devicePortName,
                                           string2int(deviceBaudRate))));
        std::cout << "iLedlif: Loaded Main Comm " << deviceName << std::endl;
//.........这里部分代码省略.........

void XMLDocMerger::fill_defaults(
          YangNode* ynode,
          XMLNode*  new_node,
          XMLNode*  update_node,
          bool*     update_required
       )
{
  YangNode* yn = nullptr;
  XMLNode*  xchild = nullptr;

  for (YangNodeIter it = ynode->child_begin();
       it != ynode->child_end(); ++it) {
    yn = &(*it);
    const char* default_val = yn->get_default_value();
    if (!default_val && !yn->has_default()) {
      // Only default values or containers with default leaf descendents
      continue;
    }

    // Default values may be within a choice/case. Check if the choice has
    // another case. If the same case is present
    YangNode* ychoice = yn->get_choice();
    YangNode* ycase = yn->get_case();
    YangNode* other_choice = nullptr;
    YangNode* other_case   = nullptr;
    bool add_default = true;
    bool subtree_update = false;
    if (ychoice && ycase && (ychoice->get_default_case() != ycase)) {
      add_default = false;
    }

    for (XMLNodeIter xit = new_node->child_begin();
         xit != new_node->child_end(); ++xit) {
      xchild = &(*xit);
      if (xchild->get_local_name() == yn->get_name() &&
          xchild->get_name_space() == yn->get_ns()) {
        if (yn->get_stmt_type() == RW_YANG_STMT_TYPE_CONTAINER) {
          // The container has a default descendant node
          XMLNode* update_child = nullptr;
          bool created = false;
          if ((update_child = update_node->find(
                                yn->get_name(), yn->get_ns())) == nullptr) {
            update_child = update_node->add_child(yn);
            created = true;
          }
          fill_defaults(yn, xchild, update_child, &subtree_update);
          if (!subtree_update && created) {
            update_node->remove_child(update_child);
          }
          *update_required = (*update_required || subtree_update);
        }
        // Default node already present in the new-dom
        add_default = false;
        break;
      }
      
      if (!ychoice) {
        // Not part of a choice
        continue;
      }

      other_choice = xchild->get_yang_node()->get_choice();
      if (!other_choice || (other_choice != ychoice)) {
        // Other node is not a choice, or not the same choice, not conflicting
        continue;
      }

      other_case = xchild->get_yang_node()->get_case();
      if (other_case && (ycase != other_case)) {
        // There is a node with conflicting case. Hence no default
        add_default = false;
        break;
      }

      // Same case, in-case the case is not default, some-other node in the same
      // case is set. Then add this default, unless the same node is found in
      // the new-dom.
      add_default = true;
    }
    if (add_default) {
      XMLNode* xn = new_node->add_child(yn, default_val);
      RW_ASSERT(xn);
      XMLNode* un = update_node->add_child(yn, default_val);
      if (yn->get_stmt_type() == RW_YANG_STMT_TYPE_CONTAINER) {
        // The container has a default descendant node
        fill_defaults(yn, xn, un, &subtree_update);
        if (!subtree_update) {
          new_node->remove_child(xn);
          update_node->remove_child(un);
        }
        *update_required = (*update_required || subtree_update);
      } else {
        *update_required = true;
      }
    }
  }
}

/*
 * Creates a new ReactionGlyph from the given XMLNode
 */
ReactionGlyph::ReactionGlyph(const XMLNode& node, unsigned int l2version)
  : GraphicalObject(node,l2version)
   ,mReaction      ("")
   ,mSpeciesReferenceGlyphs(2,l2version)
   ,mCurve(2,l2version)
   ,mCurveExplicitlySet (false)
{
    const XMLAttributes& attributes=node.getAttributes();
    const XMLNode* child;
    ExpectedAttributes ea;
    addExpectedAttributes(ea);
    this->readAttributes(attributes,ea);
    unsigned int n=0,nMax = node.getNumChildren();
    while(n<nMax)
    {
        child=&node.getChild(n);
        const std::string& childName=child->getName();
        if(childName=="curve")
        {
            // since the copy constructor of ListOf does not make deep copies
            // of the objects, we have to add the individual curveSegments to the 
            // curve instead of just copying the whole curve.
            Curve* pTmpCurve=new Curve(*child);
            unsigned int i,iMax=pTmpCurve->getNumCurveSegments();
            for(i=0;i<iMax;++i)
            {
                this->mCurve.addCurveSegment(pTmpCurve->getCurveSegment(i));
            }
            // we also have to copy mAnnotations, mNotes, mCVTerms and mHistory
            if(pTmpCurve->isSetNotes()) this->mCurve.setNotes(new XMLNode(*pTmpCurve->getNotes()));
            if(pTmpCurve->isSetAnnotation()) this->mCurve.setAnnotation(new XMLNode(*pTmpCurve->getAnnotation()));
            if(pTmpCurve->getCVTerms()!=NULL)
            {
              iMax=pTmpCurve->getCVTerms()->getSize(); 
              for(i=0;i<iMax;++i)
              {
                this->mCurve.getCVTerms()->add(static_cast<CVTerm*>(pTmpCurve->getCVTerms()->get(i))->clone());
              }
            }
            delete pTmpCurve;
            mCurveExplicitlySet = true;
        }
        else if(childName=="listOfSpeciesReferenceGlyphs")
        {
            const XMLNode* innerChild;
            unsigned int i=0,iMax=child->getNumChildren();
            while(i<iMax)
            {
                innerChild=&child->getChild(i);
                const std::string innerChildName=innerChild->getName();
                if(innerChildName=="speciesReferenceGlyph")
                {
                    this->mSpeciesReferenceGlyphs.appendAndOwn(new SpeciesReferenceGlyph(*innerChild));
                }
                else if(innerChildName=="annotation")
                {
                    this->mSpeciesReferenceGlyphs.setAnnotation(new XMLNode(*innerChild));
                }
                else if(innerChildName=="notes")
                {
                    this->mSpeciesReferenceGlyphs.setNotes(new XMLNode(*innerChild));
                }
                else
                {
                    // throw
                }
                ++i;
            }
        }
        else
        {
            //throw;
        }
        ++n;
    }    

  connectToChild();
}

TEST (RwXML, Attributes)
{
  XMLManager::uptr_t mgr(xml_manager_create_xerces());
  TEST_DESCRIPTION ("Test Attribute support in RW XML");

  XMLDocument::uptr_t doc(mgr->create_document());
  ASSERT_TRUE(doc.get());
  
  XMLNode *root = doc->get_root_node();
  ASSERT_TRUE (root);
  
  XMLNode *child_1 = root->add_child("level1_1");
  ASSERT_TRUE (child_1);

  XMLNode *child_2 = root->add_child("level1_2");
  ASSERT_TRUE (child_2);

  XMLNodeList::uptr_t list_1(doc->get_elements ("level1_1"));
  ASSERT_TRUE (list_1.get());
  ASSERT_EQ (1, list_1->length());

  XMLNode *dup = list_1->at(0);
  ASSERT_EQ (dup, child_1);

  list_1 = root->get_children();
  ASSERT_EQ (2, list_1->length());

  XMLNode *ns_child_1 = root->add_child("level1_1", nullptr, "rwtest/NS-1", "NS1");
  ASSERT_TRUE (ns_child_1);

  XMLNode *ns_child_2 = root->add_child("level1_2", nullptr, "rwtest/NS-1", "NS1");
  ASSERT_TRUE (ns_child_2);
  
  list_1 = std::move(doc->get_elements ("level1_1"));
  ASSERT_TRUE (list_1.get());
  ASSERT_EQ (1, list_1->length());

  XMLAttributeList::uptr_t list_a1(child_1->get_attributes());
  ASSERT_TRUE (list_a1.get());
  ASSERT_EQ (0, list_a1->length());

  child_1->set_attribute("attr1", "value1");
  const char *ns = "http://www.riftio.com/namespace";
  child_1->set_attribute("attr2", "value2", ns, "ns");
  ASSERT_TRUE (child_1->has_attributes());
  ASSERT_TRUE (child_1->has_attribute("attr1"));
  //XMLAttribute::uptr_t attr = std::move(child_1->get_attribute("attr1"));
  //ASSERT_NE (nullptr, attr.get());
  list_a1 = std::move(child_1->get_attributes());
  ASSERT_TRUE (list_a1.get());
  ASSERT_EQ (2, list_a1->length());
#if 0
  for (uint32_t i = 0; i <  list_a1->length(); i++) {
    XMLAttribute *attr = list_a1->at(i);
    std::cout <<  attr->get_node_name().c_str() << " : " << attr->get_value().c_str() << std::endl;
  }
#endif

  EXPECT_STREQ(list_a1->at(0)->get_local_name().c_str(), "attr1");
  EXPECT_STREQ(list_a1->at(0)->get_value().c_str(), "value1");
  EXPECT_STREQ(list_a1->at(1)->get_local_name().c_str(), "attr2");
  EXPECT_STREQ(list_a1->at(1)->get_prefix().c_str(), "ns");
  EXPECT_STREQ(list_a1->at(1)->get_text_value().c_str(), "value2");
  EXPECT_STREQ(list_a1->at(1)->get_name_space().c_str(), "http://www.riftio.com/namespace");
  EXPECT_STREQ(list_a1->at(1)->get_value().c_str(), "value2");


  child_2->set_attribute("attr3", "value3");
  child_2->set_attribute("attr4", "value4");
  child_2->set_attribute("attr5", "value5");

  XMLAttributeList::uptr_t list_a2(child_2->get_attributes());
  ASSERT_TRUE (list_a2.get());
  ASSERT_EQ (3, list_a2->length());

  std::string tmp_str;
  std::string exp_str = "<data xmlns=\"http://riftio.com/ns/riftware-1.0/rw-base\"><level1_1 attr1=\"value1\" xmlns:ns=\"http://www.riftio.com/namespace\" ns:attr2=\"value2\"/><level1_2 attr3=\"value3\" attr4=\"value4\" attr5=\"value5\"/><NS1:level1_1 xmlns:NS1=\"rwtest/NS-1\"/><NS1:level1_2 xmlns:NS1=\"rwtest/NS-1\"/></data>";
  tmp_str = doc->to_string();
  ASSERT_EQ (tmp_str, exp_str);
}

// ATTN: This function seriously needs re-organization, will be done
// shortly.
rw_yang_netconf_op_status_t XMLDocMerger::do_edit(XMLNode* new_node, 
                XMLNode* delta_node,
                XMLNode* update_node,
                bool* update_required)
{
  rw_yang_netconf_op_status_t status = RW_YANG_NETCONF_OP_STATUS_OK;
  YangNode* ynode = new_node->get_descend_yang_node();
  XMLEditDefaultOperation parent_op = current_operation_;

  for(XMLNodeIter it = delta_node->child_begin();
      it != delta_node->child_end(); ++it)
  {
    XMLNode* delta_child = &(*it);
    std::string child_name = delta_child->get_local_name();
    std::string child_ns = delta_child->get_name_space();

    YangNode* child_ynode = ynode->search_child(child_name.c_str(), 
                                                child_ns.c_str());
    if (child_ynode == nullptr) {
      // Incoming node is not in our model and thus is an error
      std::string const err_msg = "Cannot find child ("+child_name+") of node ("+delta_node->get_local_name()+")";
      report_error(delta_node, RW_YANG_NETCONF_OP_STATUS_INVALID_VALUE, err_msg.c_str());
      return RW_YANG_NETCONF_OP_STATUS_INVALID_VALUE;
    }

    // Set the current node operation (default=merge)
    status = set_current_operation(delta_child);
    if (status !=  RW_YANG_NETCONF_OP_STATUS_OK) {
      return status;
    }

    bool subtree_update = false;

    XMLNode* new_child = new_node->find(child_name.c_str(), child_ns.c_str());
    if (new_child == nullptr) {
      // Node not found in existing config, edit-config on new node
      status = do_edit_new(child_ynode, new_node, delta_child, 
                           update_node, &subtree_update);
    } else {
      status = do_edit_existing(child_ynode, new_node, new_child, delta_child,
                           update_node, &subtree_update);
    }

    *update_required = (*update_required || subtree_update);

    if (status !=  RW_YANG_NETCONF_OP_STATUS_OK) {
      return status;
    }
    current_operation_ = parent_op;
  }

  if (current_operation_ == XML_EDIT_OP_REPLACE) {
    // Iterate thru the config dom node and find the elements not in delta
    // Those are marked for deletion.
    do_delete_missing(new_node, delta_node);
  }

  // Add defaults
  fill_defaults(ynode, new_node, update_node, update_required);

  if (!(*update_required)) {
    // No updates on this subtree. Either it is delete/remove operation or
    // the config is not changed. So remove the update subtree. 
    XMLNode* parent = update_node->get_parent();
    if (parent) {
      parent->remove_child(update_node);
    }
  }

  if (new_node->get_first_child() == nullptr &&
      ynode->get_stmt_type() == RW_YANG_STMT_TYPE_CONTAINER &&
      !ynode->is_presence()) {
    // No children for a non-presence container, they are only present to
    // maintain hierarchy. Remove it
    XMLNode* parent = new_node->get_parent();
    if (parent) {
      parent->remove_child(new_node);
    }
  }

  return status;
}

int main(int argc, char **argv)
{
	// run for selected COCO functions
	for(uint function = 1; function < 25; function++) {

		// read XML config
		std::ifstream fin(argv[1]);
		if (!fin) {
			throw std::string("Error opening file! ");
		}

		std::string xmlFile, temp;
		while (!fin.eof()) {
			getline(fin, temp);
			xmlFile += "\n" + temp;
		}
		fin.close();

		// set log and stats parameters
		std::string funcName = uint2str(function);
		std::string logName = "log", statsName = "stats";
		if(function < 10) {
			logName += "0";
			statsName += "0";
		}
		logName += uint2str(function) + ".txt";
		statsName += uint2str(function) + ".txt";

		// update in XML
		XMLResults results;
		XMLNode xConfig = XMLNode::parseString(xmlFile.c_str(), "ECF", &results);
		XMLNode registry = xConfig.getChildNode("Registry");

		XMLNode func = registry.getChildNodeWithAttribute("Entry", "key", "coco.function");
		func.updateText(funcName.c_str());
		XMLNode log = registry.getChildNodeWithAttribute("Entry", "key", "log.filename");
		log.updateText(logName.c_str());
		XMLNode stats = registry.getChildNodeWithAttribute("Entry", "key", "batch.statsfile");
		stats.updateText(statsName.c_str());

		// write back
		std::ofstream fout(argv[1]);
		fout << xConfig.createXMLString(true);
		fout.close();


		// finally, run ECF on single function
		StateP state (new State);

		//set newAlg
		MyAlgP alg = (MyAlgP) new MyAlg;
		state->addAlgorithm(alg);
		// set the evaluation operator
		state->setEvalOp(new FunctionMinEvalOp);

		state->initialize(argc, argv);
		state->run();
	}

	return 0;
}

// ----------------------------------------------------------------------------
TrackObjectPresentationLibraryNode::TrackObjectPresentationLibraryNode(
    TrackObject* parent,
    const XMLNode& xml_node,
    ModelDefinitionLoader& model_def_loader)
    : TrackObjectPresentationSceneNode(xml_node)
{
    std::string name;
    xml_node.get("name", &name);

    m_node = irr_driver->getSceneManager()->addEmptySceneNode();
#ifdef DEBUG
    m_node->setName(("libnode_" + name).c_str());
#endif

    XMLNode* libroot;
    std::string lib_path =
        file_manager->getAsset(FileManager::LIBRARY, name) + "/";

    bool create_lod_definitions = true;

    if (!model_def_loader.containsLibraryNode(name))
    {
        World* world = World::getWorld();
        Track* track = NULL;
        if (world != NULL)
            track = world->getTrack();
        std::string local_lib_node_path;
        std::string local_script_file_path;
        if (track != NULL)
        {
            local_lib_node_path = track->getTrackFile("library/" + name + "/node.xml");
            local_script_file_path = track->getTrackFile("library/" + name + "/scripting.as");
        }
        std::string lib_node_path = lib_path + "node.xml";
        std::string lib_script_file_path = lib_path + "scripting.as";

        if (local_lib_node_path.size() > 0 && file_manager->fileExists(local_lib_node_path))
        {
            lib_path = track->getTrackFile("library/" + name);
            libroot = file_manager->createXMLTree(local_lib_node_path);
            if (track != NULL)
                World::getWorld()->getScriptEngine()->loadScript(local_script_file_path, false);
        }
        else if (file_manager->fileExists(lib_node_path))
        {
            libroot = file_manager->createXMLTree(lib_node_path);
            if (track != NULL)
                World::getWorld()->getScriptEngine()->loadScript(lib_script_file_path, false);
        }
        else
        {
            Log::error("TrackObjectPresentationLibraryNode",
                "Cannot find library '%s'", lib_node_path.c_str());
            return;
        }

        if (libroot == NULL)
        {
            Log::error("TrackObjectPresentationLibraryNode",
                       "Cannot find library '%s'", lib_node_path.c_str());
            return;
        }

        file_manager->pushTextureSearchPath(lib_path + "/");
        file_manager->pushModelSearchPath(lib_path);
        material_manager->pushTempMaterial(lib_path + "/materials.xml");
        model_def_loader.addToLibrary(name, libroot);

        // Load LOD groups
        const XMLNode *lod_xml_node = libroot->getNode("lod");
        if (lod_xml_node != NULL)
        {
            for (unsigned int i = 0; i < lod_xml_node->getNumNodes(); i++)
            {
                const XMLNode* lod_group_xml = lod_xml_node->getNode(i);
                for (unsigned int j = 0; j < lod_group_xml->getNumNodes(); j++)
                {
                    model_def_loader.addModelDefinition(lod_group_xml->getNode(j));
                }
            }
        }
    }
    else
    {
        libroot = model_def_loader.getLibraryNodes()[name];
        assert(libroot != NULL);
        // LOD definitions are already created, don't create them again
        create_lod_definitions = false;
    }

    m_node->setPosition(m_init_xyz);
    m_node->setRotation(m_init_hpr);
    m_node->setScale(m_init_scale);
    m_node->updateAbsolutePosition();

    assert(libroot != NULL);
    World::getWorld()->getTrack()->loadObjects(libroot, lib_path, model_def_loader,
        create_lod_definitions, m_node, parent);
    m_parent = parent;
//.........这里部分代码省略.........

/** Constructor for a checkline.
 *  \param node XML node containing the parameters for this checkline.
 *  \param index Index of this check structure in the check manager.
 */
CheckLine::CheckLine(const XMLNode &node,  unsigned int index)
         : CheckStructure(node, index)
{
    // Note that when this is called the karts have not been allocated
    // in world, so we can't call world->getNumKarts()
    m_previous_sign.resize(race_manager->getNumberOfKarts());
    std::string p1_string("p1");
    std::string p2_string("p2");

    // In case of a cannon in a reverse track, we have to use the target line
    // as check line
    if(getType()==CT_CANNON && race_manager->getReverseTrack())
    {
        p1_string = "target-p1";
        p2_string = "target-p2";
    }
    core::vector2df p1, p2;
    if(node.get(p1_string, &p1)   &&
        node.get(p2_string, &p2)  &&
        node.get("min-height", &m_min_height))
    {
        m_left_point  = Vec3(p1.X, m_min_height, p1.Y);
        m_right_point = Vec3(p2.X, m_min_height, p2.Y);
    }
    else
    {
        node.get(p1_string, &m_left_point);
        p1 = core::vector2df(m_left_point.getX(), m_left_point.getZ());
        node.get(p2_string, &m_right_point);
        p2 = core::vector2df(m_right_point.getX(), m_right_point.getZ());
        m_min_height = std::min(m_left_point.getY(), m_right_point.getY());
    }
    m_line.setLine(p1, p2);
    if(UserConfigParams::m_check_debug)
    {
        video::SMaterial material;
        material.setFlag(video::EMF_BACK_FACE_CULLING, false);
        material.setFlag(video::EMF_LIGHTING, false);
        material.MaterialType = video::EMT_TRANSPARENT_ADD_COLOR;
        scene::IMesh *mesh = irr_driver->createQuadMesh(&material,
                                                        /*create mesh*/true);
        scene::IMeshBuffer *buffer = mesh->getMeshBuffer(0);
        assert(buffer->getVertexType()==video::EVT_STANDARD);
        irr::video::S3DVertex* vertices
            = (video::S3DVertex*)buffer->getVertices();
        vertices[0].Pos = core::vector3df(p1.X,
                                          m_min_height-m_under_min_height,
                                          p1.Y);
        vertices[1].Pos = core::vector3df(p2.X,
                                          m_min_height-m_under_min_height,
                                          p2.Y);
        vertices[2].Pos = core::vector3df(p2.X,
                                          m_min_height+m_over_min_height,
                                          p2.Y);
        vertices[3].Pos = core::vector3df(p1.X,
                                          m_min_height+m_over_min_height,
                                          p1.Y);
        for(unsigned int i=0; i<4; i++)
        {
            vertices[i].Color = m_active_at_reset
                              ? video::SColor(0, 255, 0, 0)
                              : video::SColor(0, 128, 128, 128);
        }
        buffer->recalculateBoundingBox();
        mesh->setBoundingBox(buffer->getBoundingBox());
        m_debug_node = irr_driver->addMesh(mesh);
        mesh->drop();
    }
    else
    {
        m_debug_node = NULL;
    }
}   // CheckLine

char* XMLNode::ParseDeep( char* p, StrPair* parentEnd )
{
    // This is a recursive method, but thinking about it "at the current level"
    // it is a pretty simple flat list:
    //        <foo/>
    //        <!-- comment -->
    //
    // With a special case:
    //        <foo>
    //        </foo>
    //        <!-- comment -->
    //
    // Where the closing element (/foo) *must* be the next thing after the opening
    // element, and the names must match. BUT the tricky bit is that the closing
    // element will be read by the child.
    //
    // 'endTag' is the end tag for this node, it is returned by a call to a child.
    // 'parentEnd' is the end tag for the parent, which is filled in and returned.

    while( p && *p ) {
        XMLNode* node = 0;

        p = document->Identify( p, &node );
        if ( p == 0 || node == 0 ) {
            break;
        }

        StrPair endTag;
        p = node->ParseDeep( p, &endTag );
        if ( !p ) {
            DELETE_NODE( node );
            node = 0;
            if ( !document->Error() ) {
                document->SetError( XML_ERROR_PARSING, 0, 0 );
            }
            break;
        }

        // We read the end tag. Return it to the parent.
        if ( node->ToElement() && node->ToElement()->ClosingType() == XMLElement::CLOSING ) {
            if ( parentEnd ) {
                *parentEnd = static_cast<XMLElement*>(node)->value;
            }
            DELETE_NODE( node );
            return p;
        }

        // Handle an end tag returned to this level.
        // And handle a bunch of annoying errors.
        XMLElement* ele = node->ToElement();
        if ( ele ) {
            if ( endTag.Empty() && ele->ClosingType() == XMLElement::OPEN ) {
                document->SetError( XML_ERROR_MISMATCHED_ELEMENT, node->Value(), 0 );
                p = 0;
            }
            else if ( !endTag.Empty() && ele->ClosingType() != XMLElement::OPEN ) {
                document->SetError( XML_ERROR_MISMATCHED_ELEMENT, node->Value(), 0 );
                p = 0;
            }
            else if ( !endTag.Empty() ) {
                if ( !XMLUtil::StringEqual( endTag.GetStr(), node->Value() )) {
                    document->SetError( XML_ERROR_MISMATCHED_ELEMENT, node->Value(), 0 );
                    p = 0;
                }
            }
        }
        if ( p == 0 ) {
            DELETE_NODE( node );
            node = 0;
        }
        if ( node ) {
            this->InsertEndChild( node );
        }
    }
    return 0;
}

//---------------------------------------------------------------------------------------
// Initialize - Config
bool CReconstructionAlgorithm2D::initialize(const Config& _cfg)
{
	ASTRA_ASSERT(_cfg.self);
	ConfigStackCheck<CAlgorithm> CC("ReconstructionAlgorithm2D", this, _cfg);
	
	// projector
	XMLNode node = _cfg.self.getSingleNode("ProjectorId");
	ASTRA_CONFIG_CHECK(node, "Reconstruction2D", "No ProjectorId tag specified.");
	int id = boost::lexical_cast<int>(node.getContent());
	m_pProjector = CProjector2DManager::getSingleton().get(id);
	CC.markNodeParsed("ProjectorId");

	// sinogram data
	node = _cfg.self.getSingleNode("ProjectionDataId");
	ASTRA_CONFIG_CHECK(node, "Reconstruction2D", "No ProjectionDataId tag specified.");
	id = boost::lexical_cast<int>(node.getContent());
	m_pSinogram = dynamic_cast<CFloat32ProjectionData2D*>(CData2DManager::getSingleton().get(id));
	CC.markNodeParsed("ProjectionDataId");

	// reconstruction data
	node = _cfg.self.getSingleNode("ReconstructionDataId");
	ASTRA_CONFIG_CHECK(node, "Reconstruction2D", "No ReconstructionDataId tag specified.");
	id = boost::lexical_cast<int>(node.getContent());
	m_pReconstruction = dynamic_cast<CFloat32VolumeData2D*>(CData2DManager::getSingleton().get(id));
	CC.markNodeParsed("ReconstructionDataId");

	// fixed mask
	if (_cfg.self.hasOption("ReconstructionMaskId")) {
		m_bUseReconstructionMask = true;
		id = boost::lexical_cast<int>(_cfg.self.getOption("ReconstructionMaskId"));
		m_pReconstructionMask = dynamic_cast<CFloat32VolumeData2D*>(CData2DManager::getSingleton().get(id));
		ASTRA_CONFIG_CHECK(m_pReconstructionMask, "Reconstruction2D", "Invalid ReconstructionMaskId.");
	}
	CC.markOptionParsed("ReconstructionMaskId");

	// fixed mask
	if (_cfg.self.hasOption("SinogramMaskId")) {
		m_bUseSinogramMask = true;
		id = boost::lexical_cast<int>(_cfg.self.getOption("SinogramMaskId"));
		m_pSinogramMask = dynamic_cast<CFloat32ProjectionData2D*>(CData2DManager::getSingleton().get(id));
		ASTRA_CONFIG_CHECK(m_pSinogramMask, "Reconstruction2D", "Invalid SinogramMaskId.");
	}
	CC.markOptionParsed("SinogramMaskId");

	// Constraints - NEW
	if (_cfg.self.hasOption("MinConstraint")) {
		m_bUseMinConstraint = true;
		m_fMinValue = _cfg.self.getOptionNumerical("MinConstraint", 0.0f);
		CC.markOptionParsed("MinConstraint");
	} else {
		// Constraint - OLD
		m_bUseMinConstraint = _cfg.self.getOptionBool("UseMinConstraint", false);
		CC.markOptionParsed("UseMinConstraint");
		if (m_bUseMinConstraint) {
			m_fMinValue = _cfg.self.getOptionNumerical("MinConstraintValue", 0.0f);
			CC.markOptionParsed("MinConstraintValue");
		}
	}
	if (_cfg.self.hasOption("MaxConstraint")) {
		m_bUseMaxConstraint = true;
		m_fMaxValue = _cfg.self.getOptionNumerical("MaxConstraint", 255.0f);
		CC.markOptionParsed("MaxConstraint");
	} else {
		// Constraint - OLD
		m_bUseMaxConstraint = _cfg.self.getOptionBool("UseMaxConstraint", false);
		CC.markOptionParsed("UseMaxConstraint");
		if (m_bUseMaxConstraint) {
			m_fMaxValue = _cfg.self.getOptionNumerical("MaxConstraintValue", 0.0f);
			CC.markOptionParsed("MaxConstraintValue");
		}
	}

	// return success
	return _check();
}

TrackObjectPresentationSound::TrackObjectPresentationSound(const XMLNode& xml_node, scene::ISceneNode* parent) :
    TrackObjectPresentation(xml_node)
{
    // TODO: respect 'parent' if any

    m_sound = NULL;
    m_xyz = m_init_xyz;

    std::string sound;
    xml_node.get("sound", &sound);

    float rolloff = 0.5;
    xml_node.get("rolloff",  &rolloff );
    float volume = 1.0;
    xml_node.get("volume",   &volume );

    bool trigger_when_near = false;
    xml_node.get("play-when-near", &trigger_when_near);

    float trigger_distance = 1.0f;
    xml_node.get("distance", &trigger_distance);

    xml_node.get("conditions", &m_trigger_condition);

    float max_dist = 390.0f;
    xml_node.get("max_dist", &max_dist );

    // first try track dir, then global dir
    std::string soundfile = file_manager->getAsset(FileManager::MODEL,sound);
    if (!file_manager->fileExists(soundfile))
    {
        soundfile = file_manager->getAsset(FileManager::SFX, sound);
    }

    SFXBuffer* buffer = new SFXBuffer(soundfile,
                                      true /* positional */,
                                      rolloff,
                                      max_dist,
                                      volume);
    buffer->load();

    m_sound = sfx_manager->createSoundSource(buffer, true, true);
    if (m_sound != NULL)
    {
        m_sound->position(m_init_xyz);
        if (!trigger_when_near && m_trigger_condition.empty())
        {
            m_sound->setLoop(true);
            m_sound->play();
        }
    }
    else
    {
        fprintf(stderr,
             "[TrackObject] Sound emitter object could not be created\n");
    }

    if (trigger_when_near)
    {
        ItemManager::get()->newItem(m_init_xyz, trigger_distance, this);
    }
}

GrandPrixData::GrandPrixData(const std::string filename) throw(std::logic_error)
{
    m_filename = filename;
    m_id       = StringUtils::getBasename(StringUtils::removeExtension(filename));

    XMLNode* root = file_manager->createXMLTree(file_manager->getAsset(FileManager::GRANDPRIX,filename));
    if (!root)
    {
        Log::error("GrandPrixData","Error while trying to read grandprix file '%s'", 
                    filename.c_str());
        throw std::logic_error("File not found");
    }

    bool foundName = false;

    if (root->getName() == "supertuxkart_grand_prix")
    {
        std::string temp_name;
        if (root->get("name", &temp_name) == 0)
        {
             Log::error("GrandPrixData", "Error while trying to read grandprix file '%s' : "
                    "missing 'name' attribute\n", filename.c_str());
            delete root;
            throw std::logic_error("File contents are incomplete or corrupt");
        }
        m_name = temp_name.c_str();
        foundName = true;
    }
    else
    {
        Log::error("GrandPrixData", "Error while trying to read grandprix file '%s' : "
                "Root node has an unexpected name\n", filename.c_str());
        delete root;
        throw std::logic_error("File contents are incomplete or corrupt");
    }


    const int amount = root->getNumNodes();
    for (int i=0; i<amount; i++)
    {
        const XMLNode* node = root->getNode(i);

        // read a track entry
        if (node->getName() == "track")
        {
            std::string trackID;
            int numLaps;
            bool reversed = false;

            const int idFound      = node->get("id",      &trackID  );
            const int lapFound     = node->get("laps",    &numLaps  );
            // Will stay false if not found
            node->get("reverse", &reversed );

            if (!idFound || !lapFound)
            {
                Log::error("GrandPrixData", "Error while trying to read grandprix file '%s' : "
                                "<track> tag does not have idi and laps reverse attributes. \n",
                                filename.c_str());
                delete root;
                throw std::logic_error("File contents are incomplete or corrupt");
            }

            // Make sure the track really is reversible
            Track* t = track_manager->getTrack(trackID);
            if (t != NULL && reversed)
            {
                reversed = t->reverseAvailable();
            }

            m_tracks.push_back(trackID);
            m_laps.push_back(numLaps);
            m_reversed.push_back(reversed);

            assert(m_tracks.size() == m_laps.size()    );
            assert(m_laps.size()   == m_reversed.size());
        }
        else
        {
            std::cerr << "Unknown node in Grand Prix XML file : " << node->getName().c_str() << std::endl;
            delete root;
            throw std::runtime_error("Unknown node in sfx XML file");
        }
    }// nend for

    delete root;

    // sanity checks
    if  (!foundName)
    {
        Log::error("GrandPrixData", "Error while trying to read grandprix file '%s' : "
                "missing 'name' attribute\n", filename.c_str());
        throw std::logic_error("File contents are incomplete or corrupt");
    }

}

Drumkit* Legacy::load_drumkit( const QString& dk_path ) {
	if ( version_older_than( 0, 9, 8 ) ) {
		ERRORLOG( QString( "this code should not be used anymore, it belongs to 0.9.6" ) );
	} else {
		ERRORLOG( QString( "loading drumkit with legacy code" ) );
	}
	XMLDoc doc;
	if( !doc.read( dk_path ) ) {
		return 0;
	}
	XMLNode root = doc.firstChildElement( "drumkit_info" );
	if ( root.isNull() ) {
		ERRORLOG( "drumkit_info node not found" );
		return 0;
	}
	QString drumkit_name = root.read_string( "name", "", false, false );
	if ( drumkit_name.isEmpty() ) {
		ERRORLOG( "Drumkit has no name, abort" );
		return 0;
	}
	Drumkit* drumkit = new Drumkit();
	drumkit->set_path( dk_path.left( dk_path.lastIndexOf( "/" ) ) );
	drumkit->set_name( drumkit_name );
	drumkit->set_author( root.read_string( "author", "undefined author" ) );
	drumkit->set_info( root.read_string( "info", "defaultInfo" ) );
	drumkit->set_license( root.read_string( "license", "undefined license" ) );
	XMLNode instruments_node = root.firstChildElement( "instrumentList" );
	if ( instruments_node.isNull() ) {
		WARNINGLOG( "instrumentList node not found" );
		drumkit->set_instruments( new InstrumentList() );
	} else {
		InstrumentList* instruments = new InstrumentList();
		XMLNode instrument_node = instruments_node.firstChildElement( "instrument" );
		int count = 0;
		while ( !instrument_node.isNull() ) {
			count++;
			if ( count > MAX_INSTRUMENTS ) {
				ERRORLOG( QString( "instrument count >= %2, stop reading instruments" ).arg( MAX_INSTRUMENTS ) );
				break;
			}
			Instrument* instrument = 0;
			int id = instrument_node.read_int( "id", EMPTY_INSTR_ID, false, false );
			if ( id!=EMPTY_INSTR_ID ) {
				instrument = new Instrument( id, instrument_node.read_string( "name", "" ), 0 );
				instrument->set_drumkit_name( drumkit_name );
				instrument->set_volume( instrument_node.read_float( "volume", 1.0f ) );
				instrument->set_muted( instrument_node.read_bool( "isMuted", false ) );
				instrument->set_pan_l( instrument_node.read_float( "pan_L", 1.0f ) );
				instrument->set_pan_r( instrument_node.read_float( "pan_R", 1.0f ) );
				// may not exist, but can't be empty
				instrument->set_filter_active( instrument_node.read_bool( "filterActive", true, false ) );
				instrument->set_filter_cutoff( instrument_node.read_float( "filterCutoff", 1.0f, true, false ) );
				instrument->set_filter_resonance( instrument_node.read_float( "filterResonance", 0.0f, true, false ) );
				instrument->set_random_pitch_factor( instrument_node.read_float( "randomPitchFactor", 0.0f, true, false ) );
				float attack = instrument_node.read_float( "Attack", 0.0f, true, false );
				float decay = instrument_node.read_float( "Decay", 0.0f, true, false  );
				float sustain = instrument_node.read_float( "Sustain", 1.0f, true, false );
				float release = instrument_node.read_float( "Release", 1000.0f, true, false );
				instrument->set_adsr( new ADSR( attack, decay, sustain, release ) );
				instrument->set_gain( instrument_node.read_float( "gain", 1.0f, true, false ) );
				instrument->set_mute_group( instrument_node.read_int( "muteGroup", -1, true, false ) );
				instrument->set_midi_out_channel( instrument_node.read_int( "midiOutChannel", -1, true, false ) );
				instrument->set_midi_out_note( instrument_node.read_int( "midiOutNote", MIDI_MIDDLE_C, true, false ) );
				instrument->set_stop_notes( instrument_node.read_bool( "isStopNote", true ,false ) );
				instrument->set_hihat_grp( instrument_node.read_int( "isHihat", -1, true ) );
				instrument->set_lower_cc( instrument_node.read_int( "lower_cc", 0, true ) );
				instrument->set_higher_cc( instrument_node.read_int( "higher_cc", 127, true ) );
				for ( int i=0; i<MAX_FX; i++ ) {
					instrument->set_fx_level( instrument_node.read_float( QString( "FX%1Level" ).arg( i+1 ), 0.0 ), i );
				}
				QDomNode filename_node = instrument_node.firstChildElement( "filename" );
				if ( !filename_node.isNull() ) {
					DEBUGLOG( "Using back compatibility code. filename node found" );
					QString sFilename = instrument_node.read_string( "filename", "" );
					if( sFilename.isEmpty() ) {
						ERRORLOG( "filename back compability node is empty" );
					} else {

						Sample* sample = new Sample( dk_path+"/"+sFilename );

						bool p_foundMainCompo = false;
						for (std::vector<DrumkitComponent*>::iterator it = drumkit->get_components()->begin() ; it != drumkit->get_components()->end(); ++it) {
                            DrumkitComponent* existing_compo = *it;
                            if( existing_compo->get_name().compare("Main") == 0) {
                                p_foundMainCompo = true;
                                break;
                            }
                        }

						if ( !p_foundMainCompo ) {
                            DrumkitComponent* dmCompo = new DrumkitComponent( 0, "Main" );
                            drumkit->get_components()->push_back(dmCompo);
                        }

                        InstrumentComponent* component = new InstrumentComponent( 0 );
                        InstrumentLayer* layer = new InstrumentLayer( sample );
						component->set_layer( layer, 0 );
						instrument->get_components()->push_back( component );

					}
//.........这里部分代码省略.........