/** Loads this File Configuration from file */
public void load() {
// Ignore loading if file doesn't exist
if (!file.exists()) {
return;
}
try {
this.loadFromStream(new FileInputStream(this.file));
} catch (Throwable t) {
LOGGER.log(Level.SEVERE, "An error occured while loading file '" + this.file + "'");
try {
File backup = new File(this.file.getPath() + ".old");
StreamUtil.copyFile(this.file, backup);
LOGGER.log(
Level.SEVERE,
"A backup of this (corrupted?) file named '"
+ backup.getName()
+ "' can be found in case you wish to restore",
t);
} catch (IOException ex) {
LOGGER.log(
Level.SEVERE,
"A backup of this (corrupted?) file could not be made and its contents may be lost (overwritten)",
t);
}
}
}
private void writeHeader(boolean main, BufferedWriter writer, String header, int indent)
throws IOException {
if (header != null) {
for (String headerLine : header.split("\n", -1)) {
StreamUtil.writeIndent(writer, indent);
if (main) {
writer.write(MAIN_HEADER_PREFIX);
writer.write(headerLine);
} else if (headerLine.trim().length() > 0) {
writer.write("# ");
writer.write(headerLine);
}
writer.newLine();
}
}
}
/** Saves this File Configuration to file */
public void save() {
try {
boolean regen = !this.exists();
this.saveToStream(StreamUtil.createOutputStream(this.file));
if (regen) {
Bukkit.getLogger()
.log(Level.INFO, "[Configuration] File '" + this.file + "' has been generated");
}
} catch (Exception ex) {
Bukkit.getLogger()
.log(
Level.SEVERE,
"[Configuration] An error occured while saving to file '" + this.file + "':");
ex.printStackTrace();
}
}
/**
* Writes this configuration to stream<br>
* Note: Closes the stream when finished
*
* @param stream to write to
*/
public void saveToStream(OutputStream stream) throws IOException {
// Get rid of newline characters in text - Bukkit bug prevents proper saving
for (String key : this.getSource().getKeys(true)) {
Object value = this.getSource().get(key);
if (value instanceof String) {
String text = (String) value;
if (text.contains("\n")) {
this.getSource().set(key, Arrays.asList(text.split("\n", -1)));
}
}
}
BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(stream));
try {
// Write the top header
writeHeader(true, writer, this.getHeader(), 0);
// Write other headers and the nodes
IntHashMap<String> anchorData = new IntHashMap<String>();
int indent;
int anchStart, anchEnd, anchId = -1, anchDepth = 0, anchIndent = 0;
boolean wasAnchor;
int refStart, refEnd, refId;
StringBuilder refData = new StringBuilder();
NodeBuilder node = new NodeBuilder(this.getIndent());
for (String line : this.getSource().saveToString().split("\n", -1)) {
line = StringUtil.colorToAmp(line);
indent = StringUtil.getSuccessiveCharCount(line, ' ');
line = line.substring(indent);
wasAnchor = false;
// ===== Logic start =====
// Get rid of the unneeded '-characters around certain common names
if (line.equals("'*':")) {
line = "*:";
}
// Handle a node
if (node.handle(line, indent)) {
// Store old anchor data
if (anchId >= 0 && node.getDepth() <= anchDepth) {
anchorData.put(anchId, refData.toString());
refData.setLength(0);
anchId = refId = -1;
}
// Saving a new node: Write the node header
writeHeader(false, writer, this.getHeader(node.getPath()), indent);
// Check if the value denotes a reference
refStart = line.indexOf("*id", node.getName().length());
refEnd = line.indexOf(' ', refStart);
if (refEnd == -1) {
refEnd = line.length();
}
if (refStart > 0 && refEnd > refStart) {
// This is a reference pointer: get id
refId = ParseUtil.parseInt(line.substring(refStart + 3, refEnd), -1);
if (refId >= 0) {
// Obtain the reference data
String data = anchorData.get(refId);
if (data != null) {
// Replace the line with the new data
line = StringUtil.trimEnd(line.substring(0, refStart)) + " " + data;
}
}
}
// Check if the value denotes a data anchor
anchStart = line.indexOf("&id", node.getName().length());
anchEnd = line.indexOf(' ', anchStart);
if (anchEnd == -1) {
anchEnd = line.length();
}
if (anchStart > 0 && anchEnd > anchStart) {
// This is a reference node anchor: get id
anchId = ParseUtil.parseInt(line.substring(anchStart + 3, anchEnd), -1);
anchDepth = node.getDepth();
anchIndent = indent;
if (anchId >= 0) {
// Fix whitespace after anchor identifier
anchEnd += StringUtil.getSuccessiveCharCount(line.substring(anchEnd), ' ');
// Store the data of this anchor
refData.append(line.substring(anchEnd));
// Remove the variable reference from saved data
line = StringUtil.replace(line, anchStart, anchEnd, "");
}
wasAnchor = true;
}
}
if (!wasAnchor && anchId >= 0) {
// Not an anchor: append anchor data
refData
.append('\n')
.append(StringUtil.getFilledString(" ", indent - anchIndent))
.append(line);
}
// Write the data
if (LogicUtil.containsChar('\n', line)) {
for (String part : line.split("\n", -1)) {
StreamUtil.writeIndent(writer, indent);
writer.write(part);
writer.newLine();
}
} else {
StreamUtil.writeIndent(writer, indent);
writer.write(line);
writer.newLine();
}
}
} finally {
writer.close();
}
}
@Override
public File getWorldFolder(String worldName) {
return StreamUtil.getFileIgnoreCase(Bukkit.getWorldContainer(), worldName);
}
