--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ * IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package net.sourceforge.phpeclipse.obfuscator;
+
+import java.io.BufferedInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.ArrayList;
+import java.util.HashMap;
+
+import net.sourceforge.phpdt.core.compiler.ITerminalSymbols;
+import net.sourceforge.phpdt.core.compiler.InvalidInputException;
+import net.sourceforge.phpdt.internal.compiler.parser.Scanner;
+import net.sourceforge.phpdt.internal.compiler.parser.SyntaxError;
+import net.sourceforge.phpdt.internal.compiler.util.Util;
+import net.sourceforge.phpdt.internal.ui.util.PHPFileUtil;
+import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+
+import org.eclipse.core.resources.IContainer;
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+//import org.eclipse.jface.preference.IPreferenceStore;
+
+/**
+ * Analyzing php files in a first pass over all resources !
+ */
+public class ObfuscatorPass1Exporter implements ITerminalSymbols {
+
+ protected Scanner fScanner;
+
+ protected TokenName fToken;
+
+ protected HashMap fIdentifierMap;
+
+ public ObfuscatorPass1Exporter(Scanner scanner, HashMap identifierMap) {
+ fScanner = scanner;
+ fIdentifierMap = identifierMap;
+ }
+
+ /**
+ * Get the next token from input
+ */
+ private void getNextToken() {
+
+ try {
+ fToken = fScanner.getNextToken();
+ if (Scanner.DEBUG) {
+ int currentEndPosition = fScanner.getCurrentTokenEndPosition();
+ int currentStartPosition = fScanner
+ .getCurrentTokenStartPosition();
+
+ System.out.print(currentStartPosition + ","
+ + currentEndPosition + ": ");
+ System.out.println(fScanner.toStringAction(fToken));
+ }
+ return;
+ } catch (InvalidInputException e) {
+
+ }
+ fToken = TokenName.ERROR;
+ }
+
+ private void parseIdentifiers(boolean goBack) {
+ //char[] ident;
+ String identifier;
+ PHPIdentifier value;
+ int counter = 0;
+
+// IPreferenceStore store = PHPeclipsePlugin.getDefault()
+// .getPreferenceStore();
+ try {
+ while (fToken != TokenName.EOF && fToken != TokenName.ERROR) {
+ if (fToken == TokenName.VARIABLE) {
+ identifier = new String(fScanner
+ .getCurrentIdentifierSource());
+ value = (PHPIdentifier) fIdentifierMap.get(identifier);
+ if (value == null) {
+ fIdentifierMap.put(identifier, new PHPIdentifier(null,
+ PHPIdentifier.VARIABLE));
+ }
+ getNextToken();
+ // } else if (fToken == TokenNamefunction) {
+ // getNextToken();
+ // if (fToken == TokenNameAND) {
+ // getNextToken();
+ // }
+ // if (fToken == TokenNameIdentifier) {
+ // ident = fScanner.getCurrentIdentifierSource();
+ // outlineInfo.addVariable(new String(ident));
+ // temp = new PHPFunctionDeclaration(current, new
+ // String(ident), fScanner.getCurrentTokenStartPosition());
+ // current.add(temp);
+ // getNextToken();
+ // parseDeclarations(outlineInfo, temp, true);
+ // }
+ // } else if (fToken == TokenNameclass) {
+ // getNextToken();
+ // if (fToken == TokenNameIdentifier) {
+ // ident = fScanner.getCurrentIdentifierSource();
+ // outlineInfo.addVariable(new String(ident));
+ // temp = new PHPClassDeclaration(current, new
+ // String(ident), fScanner.getCurrentTokenStartPosition());
+ // current.add(temp);
+ // getNextToken();
+ //
+ // //skip fTokens for classname, extends and others until we
+ // have the opening '{'
+ // while (fToken != TokenNameLBRACE && fToken !=
+ // TokenNameEOF && fToken != TokenNameERROR) {
+ // getNextToken();
+ // }
+ // parseDeclarations(outlineInfo, temp, true);
+ // // stack.pop();
+ // }
+ } else if (fToken == TokenName.STRINGDOUBLEQUOTE) {
+ char currentCharacter;
+ int i = fScanner.startPosition;
+ ArrayList varList = new ArrayList();
+
+ while (i < fScanner.currentPosition) {
+ currentCharacter = fScanner.source[i++];
+ if (currentCharacter == '$'
+ && fScanner.source[i - 2] != '\\') {
+ StringBuffer varName = new StringBuffer();
+ varName.append("$");
+ while (i < fScanner.currentPosition) {
+ currentCharacter = fScanner.source[i++];
+ if (!Scanner
+ .isPHPIdentifierPart(currentCharacter)) {
+ break; // while loop
+ }
+ varName.append(currentCharacter);
+ }
+ varList.add(varName.toString());
+ }
+ }
+
+ for (i = 0; i < varList.size(); i++) {
+ identifier = (String) varList.get(i);
+ value = (PHPIdentifier) fIdentifierMap.get(identifier);
+ if (value == null) {
+ fIdentifierMap.put(identifier, new PHPIdentifier(
+ null, PHPIdentifier.VARIABLE));
+ }
+ }
+
+ getNextToken();
+ } else if (fToken == TokenName.LBRACE) {
+ getNextToken();
+ counter++;
+ } else if (fToken == TokenName.RBRACE) {
+ getNextToken();
+ --counter;
+ if (counter == 0 && goBack) {
+ return;
+ }
+ } else {
+ getNextToken();
+ }
+ }
+ } catch (SyntaxError sytaxErr) {
+ // do nothing
+ }
+ }
+
+ /**
+ * Do nothing in first pass
+ */
+ public void createFolder(IPath destinationPath) {
+ // do nothing here
+ // new File(destinationPath.toOSString()).mkdir();
+ }
+
+ /**
+ * Writes the passed resource to the specified location recursively
+ */
+ public void write(IResource resource, IPath destinationPath)
+ throws CoreException, IOException {
+ if (resource.getType() == IResource.FILE)
+ writeFile((IFile) resource, destinationPath);
+ else
+ writeChildren((IContainer) resource, destinationPath);
+ }
+
+ /**
+ * Exports the passed container's children
+ */
+ protected void writeChildren(IContainer folder, IPath destinationPath)
+ throws CoreException, IOException {
+ if (folder.isAccessible()) {
+ IResource[] children = folder.members();
+ for (int i = 0; i < children.length; i++) {
+ IResource child = children[i];
+ writeResource(child, destinationPath.append(child.getName()));
+ }
+ }
+ }
+
+ /**
+ * Analyzes the passed file resource for the PHP obfuscator
+ */
+ protected void writeFile(IFile file, IPath destinationPath)
+ throws IOException, CoreException {
+ if (!PHPFileUtil.isPHPFile(file)) {
+ return;
+ }
+ InputStream stream = null;
+ char[] charArray = null;
+ try {
+ stream = new BufferedInputStream(file.getContents());
+ charArray = Util.getInputStreamAsCharArray(stream, -1, null);
+ } catch (IOException e) {
+ return;
+ } finally {
+ try {
+ if (stream != null) {
+ stream.close();
+ }
+ } catch (IOException e) {
+ }
+ }
+
+ if (charArray == null) {
+ // TODO show error message
+ return;
+ }
+ /* fScanner initialization */
+ fScanner.setSource(charArray);
+ fScanner.setPHPMode(false);
+ fToken = TokenName.EOF;
+ getNextToken();
+ parseIdentifiers(false);
+ }
+
+ /**
+ * Writes the passed resource to the specified location recursively
+ */
+ protected void writeResource(IResource resource, IPath destinationPath)
+ throws CoreException, IOException {
+ if (resource.getType() == IResource.FILE)
+ writeFile((IFile) resource, destinationPath);
+ else {
+ createFolder(destinationPath);
+ writeChildren((IContainer) resource, destinationPath);
+ }
+ }
+}
git://secure.phpeclipse.com / phpeclipse.git / blobdiff