l2j_mobius/L2ClientDat/java/com/l2jmobius/xml/DescriptorParser.java
2018-05-13 13:35:03 +00:00

369 lines
11 KiB
Java

/*
* This file is part of the L2J Mobius project.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.l2jmobius.xml;
import java.io.File;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import com.l2jmobius.listeners.FormatListener;
import com.l2jmobius.util.DebugUtil;
import com.l2jmobius.util.Util;
import com.l2jmobius.xml.exceptions.CycleArgumentException;
public class DescriptorParser
{
private static DescriptorParser _parser = new DescriptorParser();
private final Map<String, Map<String, Descriptor>> _descriptors = new HashMap<>();
private final Map<String, List<ParamNode>> _definitions = new HashMap<>();
private final Map<String, List<DescriptorLink>> _links = new HashMap<>();
private DescriptorParser()
{
load();
}
public static DescriptorParser getInstance()
{
return _parser;
}
private void load()
{
parseDefinitions();
Util.loadFiles("./structure/", ".xml").forEach(this::parseDescriptor);
}
private void parseDefinitions()
{
File def = new File("./!definitions.xml");
if (def.exists())
{
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
factory.setValidating(false);
factory.setIgnoringElementContentWhitespace(true);
factory.setIgnoringComments(true);
try
{
Document doc = factory.newDocumentBuilder().parse(def);
Node defsNode = doc.getFirstChild();
while (defsNode != null)
{
if (defsNode.getNodeName().equals("definitions"))
{
for (Node defNode = defsNode.getFirstChild(); defNode != null; defNode = defNode.getNextSibling())
{
if (!defNode.getNodeName().equals("definition"))
{
continue;
}
String defName = defNode.getAttributes().getNamedItem("name").getNodeValue();
List<ParamNode> nodes = parseNodes(defNode, true, new HashSet<String>(), "definitions->" + defName);
_definitions.put(defName, nodes);
}
}
defsNode = doc.getNextSibling();
}
}
catch (Exception e)
{
DebugUtil.getLogger().error(e.getMessage(), e);
}
}
}
private void parseDescriptor(File file)
{
if (!file.exists())
{
DebugUtil.debug("File " + file.getName() + " not found.");
}
try
{
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
factory.setValidating(false);
factory.setIgnoringElementContentWhitespace(true);
factory.setIgnoringComments(true);
Document doc = factory.newDocumentBuilder().parse(file);
Node fileNode0 = doc.getFirstChild();
while (fileNode0 != null)
{
if (fileNode0.getNodeName().equalsIgnoreCase("list"))
{
for (Node fileNode = fileNode0.getFirstChild(); fileNode != null; fileNode = fileNode.getNextSibling())
{
String dir;
Object obj;
String namePattern;
Map<String, Descriptor> versions;
if (fileNode.getNodeName().equalsIgnoreCase("link"))
{
dir = file.getName().substring(0, file.getName().length() - 4);
namePattern = fileNode.getAttributes().getNamedItem("pattern").getNodeValue();
String linkFile = fileNode.getAttributes().getNamedItem("file").getNodeValue();
String linkVersion = fileNode.getAttributes().getNamedItem("version").getNodeValue();
List<DescriptorLink> list = _links.get(dir);
if (list == null)
{
list = new ArrayList<>();
}
list.add(new DescriptorLink(dir, namePattern, linkFile, linkVersion));
_links.put(dir, list);
continue;
}
if (!fileNode.getNodeName().equalsIgnoreCase("file"))
{
continue;
}
dir = file.getName().substring(0, file.getName().length() - 4);
namePattern = fileNode.getAttributes().getNamedItem("pattern").getNodeValue();
boolean isRawData = parseBoolNode(fileNode, "isRaw", false);
boolean isSafePackage = parseBoolNode(fileNode, "isSafePackage", false);
String formatName = parseStringNode(fileNode, "format", null);
DebugUtil.debug("Boot of parsing file: " + namePattern);
List<ParamNode> nodes = parseNodes(fileNode, false, new HashSet<String>(), dir + "->" + namePattern);
Descriptor desc = new Descriptor(file.getName(), namePattern, nodes);
desc.setIsRawData(isRawData);
desc.setIsSafePackage(isSafePackage);
if ((formatName != null) && ((obj = Util.loadJavaClass(formatName, "./structure/format/")) instanceof FormatListener))
{
desc.setFormat((FormatListener) obj);
}
if ((versions = _descriptors.get(dir)) == null)
{
versions = new HashMap<>();
}
versions.put(namePattern, desc);
_descriptors.put(dir, versions);
DebugUtil.debug("End of parsing file: " + namePattern);
}
}
fileNode0 = doc.getNextSibling();
}
}
catch (Exception e)
{
DebugUtil.getLogger().error(e.getMessage(), e);
}
}
private List<ParamNode> parseNodes(Node fileNode, boolean isHideName, Set<String> names, String fileName) throws Exception
{
HashMap<String, Integer> defsCounter = new HashMap<>();
LinkedList<ParamNode> nodes = new LinkedList<>();
for (Node node = fileNode.getFirstChild(); node != null; node = node.getNextSibling())
{
ParamNode beginNode;
String nodeName = node.getNodeName();
if (nodeName.equals("#text"))
{
continue;
}
boolean isHide = isHideName || parseBoolNode(node, "hidden", true);
if (node.getAttributes().getNamedItem("name") == null)
{
DebugUtil.getLogger().warn("Node name == null, fileName: " + fileName);
continue;
}
String entityName = node.getAttributes().getNamedItem("name").getNodeValue();
if (nodeName.equalsIgnoreCase("node"))
{
String type = node.getAttributes().getNamedItem("reader").getNodeValue();
if (_definitions.containsKey(type))
{
if (!defsCounter.containsKey(type))
{
defsCounter.put(type, 1);
}
else
{
defsCounter.put(type, defsCounter.get(type) + 1);
}
List<ParamNode> defNodes = _definitions.get(type);
for (ParamNode defNode : defNodes)
{
ParamNode copied = defNode.copy();
copied.setName(entityName);
if (isHide)
{
copied.setHidden();
}
nodes.add(copied);
}
}
else
{
ParamNode dataNode = new ParamNode(entityName, ParamNodeType.VARIABLE, ParamType.valueOf(type));
if (isHide)
{
dataNode.setHidden();
}
nodes.add(dataNode);
DebugUtil.debug("Found node: " + dataNode.getName());
}
if (names.contains(entityName))
{
DebugUtil.getLogger().warn("Node name duplicated [" + entityName + "] fileName: " + fileName);
}
names.add(entityName);
continue;
}
if (nodeName.equalsIgnoreCase("for"))
{
String iteratorName = entityName;
boolean skipWriteSize = parseBoolNode(node, "skipWriteSize", false);
int size = -1;
if (node.getAttributes().getNamedItem("size") != null)
{
String sizeStr = node.getAttributes().getNamedItem("size").getNodeValue();
if (sizeStr.startsWith("#"))
{
iteratorName = sizeStr.substring(1);
}
else
{
size = Integer.parseInt(sizeStr);
}
}
if (size == 0)
{
DebugUtil.getLogger().warn("Size of cycle [" + iteratorName + "] was set to zero. Deprecated cycle?");
}
DebugUtil.debug("Found cycle for variable: " + entityName);
ParamNode beginNode2 = new ParamNode(entityName, ParamNodeType.FOR, null);
if (size >= 0)
{
beginNode2.setSize(size);
}
if (isHide)
{
beginNode2.setHidden();
}
beginNode2.setSkipWriteSize(skipWriteSize);
beginNode2.addSubNodes(parseNodes(node, false, names, fileName));
beginNode2.setCycleName(iteratorName);
nodes.add(beginNode2);
boolean iteratorFound = false;
for (ParamNode n : nodes)
{
if (!iteratorName.equals(n.getName()))
{
continue;
}
n.setIterator();
iteratorFound = true;
break;
}
if (iteratorFound || (size >= 0))
{
continue;
}
throw new CycleArgumentException("Invalid argument [" + iteratorName + "] for [cycle]");
}
if (nodeName.equalsIgnoreCase("wrapper"))
{
beginNode = new ParamNode(entityName, ParamNodeType.WRAPPER, null);
beginNode.addSubNodes(parseNodes(node, true, names, fileName));
nodes.add(beginNode);
DebugUtil.debug("Found [wrapper] data " + entityName);
continue;
}
if (nodeName.equalsIgnoreCase("write"))
{
beginNode = new ParamNode(entityName, ParamNodeType.CONSTANT, ParamType.STRING);
beginNode.setHidden();
nodes.add(beginNode);
DebugUtil.debug("Found [constant] data: " + entityName);
continue;
}
if (!nodeName.equalsIgnoreCase("if"))
{
continue;
}
String paramName = node.getAttributes().getNamedItem("param").getNodeValue();
String vsl = node.getAttributes().getNamedItem("val").getNodeValue();
if (!paramName.startsWith("#"))
{
throw new Exception("Invalid argument [" + entityName + "] for [if]");
}
paramName = paramName.substring(1);
ParamNode beginNode3 = new ParamNode(entityName, ParamNodeType.IF, null);
beginNode3.setParamIf(paramName);
beginNode3.setValIf(vsl);
beginNode3.addSubNodes(parseNodes(node, false, names, fileName));
nodes.add(beginNode3);
DebugUtil.debug("Found [if] data: " + entityName);
}
return nodes;
}
public Descriptor findDescriptorForFile(String dir, String fileName)
{
List<DescriptorLink> listDes = _links.get(dir);
if (listDes == null)
{
return null;
}
for (DescriptorLink desc : listDes)
{
Map<String, Descriptor> versions;
if (!fileName.toLowerCase().matches(desc.getNamePattern().toLowerCase()) || !_descriptors.containsKey(desc.getLinkFile()) || !(versions = _descriptors.get(desc.getLinkFile())).containsKey(desc.getLinkVersion()))
{
continue;
}
return versions.get(desc.getLinkVersion());
}
return null;
}
private boolean parseBoolNode(Node node, String name, boolean def)
{
if (node.getAttributes() == null)
{
return def;
}
if (node.getAttributes().getNamedItem(name) == null)
{
return def;
}
return node.getAttributes().getNamedItem(name).getNodeValue().equalsIgnoreCase("true");
}
private String parseStringNode(Node node, String name, String def)
{
if (node.getAttributes() == null)
{
return def;
}
if (node.getAttributes().getNamedItem(name) == null)
{
return def;
}
return node.getAttributes().getNamedItem(name).getNodeValue();
}
}