replaced a lot of deprecated code; if someone runs into a commit conflict afterwards...
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpeclipse / phpeditor / php / PHPCodeScanner.java
index 452b3d3..eaa7e44 100644 (file)
@@ -1,18 +1,20 @@
 /**********************************************************************
-Copyright (c) 2000, 2002 IBM Corp. 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 implementation
-    www.phpeclipse.de
-**********************************************************************/
+ Copyright (c) 2000, 2002 IBM Corp. 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 implementation
+ www.phpeclipse.de
+ **********************************************************************/
 package net.sourceforge.phpeclipse.phpeditor.php;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 import net.sourceforge.phpdt.internal.ui.text.AbstractJavaScanner;
 import net.sourceforge.phpdt.ui.text.IColorManager;
@@ -22,7 +24,7 @@ import net.sourceforge.phpeclipse.phpeditor.util.PHPWhitespaceDetector;
 import net.sourceforge.phpeclipse.phpeditor.util.PHPWordDetector;
 
 import org.eclipse.jface.preference.IPreferenceStore;
-import org.eclipse.jface.text.rules.EndOfLineRule;
+import org.eclipse.jface.text.Assert;
 import org.eclipse.jface.text.rules.ICharacterScanner;
 import org.eclipse.jface.text.rules.IRule;
 import org.eclipse.jface.text.rules.IToken;
@@ -36,75 +38,99 @@ import org.eclipse.jface.text.rules.WordRule;
  * PHP Code Scanner
  */
 public class PHPCodeScanner extends AbstractJavaScanner {
-  /**
-   * Rule to detect java operators.
-   * 
-   * @since 3.0
-   */
+
+       /**
+        * Rule to detect java operators.
+        *
+        * @since 3.0
+        */
        protected class OperatorRule implements IRule {
-       
+
                /** Java operators */
-               private final char[] JAVA_OPERATORS= { ';', '(', ')', '.', '=', '/', '\\', '+', '-', '*', '[', ']', '<', '>', ':', '?', '!', ',', '|', '&', '^', '%', '~', '@'};
+               private final char[] PHP_OPERATORS = { ';', '(', ')', '.', '=', '/', '\\', '+', '-', '*', '[', ']', '<', '>', ':', '?', '!',
+                               ',', '|', '&', '^', '%', '~', '@' };
+
                /** Token to return for this rule */
                private final IToken fToken;
+
                /** Token to return for braces */
                private final IToken fTokenBraces;
+
+               /** Token to return for heredocs */
+               private final IToken fTokenHeredoc;
+
                /**
-     * Creates a new operator rule.
-     * 
-     * @param token
-     *          Token to use for this rule
-     */
-               public OperatorRule(IToken token, IToken tokenBraces) {
-                       fToken= token;
-                       fTokenBraces= tokenBraces;
-                       
+                * Creates a new operator rule.
+                *
+                * @param token
+                *          Token to use for this rule
+                * @param tokenHeredoc
+                *          TODO
+                */
+               public OperatorRule(IToken token, IToken tokenBraces, IToken tokenHeredoc) {
+                       fToken = token;
+                       fTokenBraces = tokenBraces;
+                       fTokenHeredoc = tokenHeredoc;
                }
-               
+
                /**
-     * Is this character an operator character?
-     * 
-     * @param character
-     *          Character to determine whether it is an operator character
-     * @return <code>true</code> iff the character is an operator,
-     *         <code>false</code> otherwise.
-     */
+                * Is this character an operator character?
+                *
+                * @param character
+                *          Character to determine whether it is an operator character
+                * @return <code>true</code> iff the character is an operator,
+                *         <code>false</code> otherwise.
+                */
                public boolean isOperator(char character) {
-                       for (int index= 0; index < JAVA_OPERATORS.length; index++) {
-                               if (JAVA_OPERATORS[index] == character)
+                       for (int index = 0; index < PHP_OPERATORS.length; index++) {
+                               if (PHP_OPERATORS[index] == character)
                                        return true;
                        }
                        return false;
                }
-       
+
                /*
-     * @see org.eclipse.jface.text.rules.IRule#evaluate(org.eclipse.jface.text.rules.ICharacterScanner)
-     */
+                * @see org.eclipse.jface.text.rules.IRule#evaluate(org.eclipse.jface.text.rules.ICharacterScanner)
+                */
                public IToken evaluate(ICharacterScanner scanner) {
-       
-                       int character= scanner.read();
-                       if (character=='{' || character=='}') {
-                         return fTokenBraces;
+
+                       int character = scanner.read();
+                       if (character == '{' || character == '}') {
+                               return fTokenBraces;
                        }
                        if (isOperator((char) character)) {
-                           int lastCharacter = character;
-                           character= scanner.read();
-                               if (!isOperator((char) character)) {
-                                 scanner.unread();
-                             return fToken;
+                               int lastCharacter = character;
+                               character = scanner.read();
+                               // the readHEREDOC(scanner) call doesn't work, if we have our own partitions for single quoted
+                               // or double quoted strings:
+                               //
+                               // if (lastCharacter == '<' && character == '<') {
+                               // int heredocCharacter = scanner.read();
+                               // if (heredocCharacter == '<') {
+                               // // start of heredoc comment;
+                               // if (readHEREDOC(scanner)) {
+                               // return fTokenHeredoc;
+                               // }
+                               // } else {
+                               // scanner.unread();
+                               // }
+                               // }
+                               if (!isOperator((char) character)) {
+                                       scanner.unread();
+                                       return fToken;
+                               }
+                               if (checkPHPTag(scanner, lastCharacter, character)) {
+                                       return Token.UNDEFINED;
                                }
-                               if (lastCharacter=='<' && character=='?') {
-                                 scanner.unread();
-                                 scanner.unread();
-                         return Token.UNDEFINED;
-                               } else if (lastCharacter=='?' && character=='>') {
-                                 scanner.unread();
-                                 scanner.unread();
-                         return Token.UNDEFINED;
-                               } 
                                do {
-                                       character= scanner.read();
+                                       lastCharacter = character;
+                                       character = scanner.read();
+                                       if (checkPHPTag(scanner, lastCharacter, character)) {
+                                               return fToken;
+                                       }
+                                       if (character == ICharacterScanner.EOF) {
+                                               return fToken;
+                                       }
                                } while (isOperator((char) character));
                                scanner.unread();
                                return fToken;
@@ -113,261 +139,321 @@ public class PHPCodeScanner extends AbstractJavaScanner {
                                return Token.UNDEFINED;
                        }
                }
+
+               // private boolean readHEREDOC(ICharacterScanner scanner) {
+               // // search until heredoc ends
+               // int ch;
+               // StringBuffer buf = new StringBuffer();
+               // char[] heredocIdent;
+               //
+               // ch = scanner.read();
+               // if (!Scanner.isPHPIdentifierStart((char)ch)) {
+               // scanner.unread();
+               // scanner.unread();
+               // return false;
+               // }
+               // while (Scanner.isPHPIdentifierPart((char)ch)) {
+               // buf.append((char)ch);
+               // ch = scanner.read();
+               // }
+               // if (ch==ICharacterScanner.EOF) {
+               // return true;
+               // }
+               // heredocIdent = buf.toString().toCharArray();
+               // while (true) {
+               // ch = scanner.read();
+               // if (ch==ICharacterScanner.EOF) {
+               // return true;
+               // }
+               // if (ch == '\n') { // heredoc could end after a newline
+               // int pos = 0;
+               // while (true) {
+               // if (pos == heredocIdent.length) {
+               // return true;
+               // }
+               // ch = scanner.read(); // ignore escaped character
+               // if (ch != heredocIdent[pos]) {
+               // break;
+               // }
+               // if (ch==ICharacterScanner.EOF) {
+               // return true;
+               // }
+               // pos++;
+               // }
+               // }
+               // }
+               // }
+
+               /**
+                * Check if lastCharacter/character are a PHP start or end token ( &lt;? ...
+                * ?&gt; )
+                *
+                * @param scanner
+                * @param lastCharacter
+                * @param character
+                * @return
+                */
+               private boolean checkPHPTag(ICharacterScanner scanner, int lastCharacter, int character) {
+                       if (lastCharacter == '<' && character == '?') {
+                               scanner.unread();
+                               scanner.unread();
+                               return true;
+                       } else if (lastCharacter == '?' && character == '>') {
+                               scanner.unread();
+                               scanner.unread();
+                               return true;
+                       }
+                       return false;
+               }
+       }
+
+       protected class AccentStringRule implements IRule {
+
+               /** Token to return for this rule */
+               private final IToken fToken;
+
+               public AccentStringRule(IToken token) {
+                       fToken = token;
+
+               }
+
+               /*
+                * @see org.eclipse.jface.text.rules.IRule#evaluate(org.eclipse.jface.text.rules.ICharacterScanner)
+                */
+               public IToken evaluate(ICharacterScanner scanner) {
+
+                       int character = scanner.read();
+
+                       if (character == '`') {
+
+                               while (character != ICharacterScanner.EOF) {
+                                       character = scanner.read();
+                                       if (character == '\\') {
+                                               character = scanner.read();
+                                       } else if (character == '`') {
+                                               return fToken;
+                                       }
+                               }
+                               scanner.unread();
+                               return Token.UNDEFINED;
+                       } else {
+                               scanner.unread();
+                               return Token.UNDEFINED;
+                       }
+               }
+
+       }
+
+       private class PHPWordRule extends WordRule {
+               private StringBuffer fBuffer = new StringBuffer();
+
+               protected Map fWordsIgnoreCase = new HashMap();
+
+               public PHPWordRule(IWordDetector detector) {
+                       super(detector, Token.UNDEFINED);
+               }
+
+               public PHPWordRule(IWordDetector detector, IToken defaultToken) {
+                       super(detector, defaultToken);
+               }
+
+               /**
+                * Adds a word and the token to be returned if it is detected.
+                *
+                * @param word
+                *          the word this rule will search for, may not be <code>null</code>
+                * @param token
+                *          the token to be returned if the word has been found, may not be
+                *          <code>null</code>
+                */
+               public void addWordIgnoreCase(String word, IToken token) {
+                       Assert.isNotNull(word);
+                       Assert.isNotNull(token);
+
+                       fWordsIgnoreCase.put(word, token);
+               }
+
+               public IToken evaluate(ICharacterScanner scanner) {
+                       int c = scanner.read();
+                       boolean isVariable = false;
+                       boolean isUnderscore = false;
+                       String word;
+                       if (c == '<') {
+                               c = scanner.read();
+                               if (c != '?') {
+                                       scanner.unread();
+                                       scanner.unread();
+                                       return Token.UNDEFINED;
+                               } else {
+                                       c = scanner.read();
+                                       if (c == '=') { // <?=
+                                               return getToken(IPreferenceConstants.PHP_TAG);
+                                       }
+                                       if (c != 'p' && c != 'P') {
+                                               scanner.unread();
+                                               return getToken(IPreferenceConstants.PHP_TAG);
+                                       } else {
+                                               c = scanner.read();
+                                               if (c != 'h' && c != 'H') {
+                                                       scanner.unread();
+                                                       scanner.unread();
+                                                       return getToken(IPreferenceConstants.PHP_TAG);
+                                               } else {
+                                                       c = scanner.read();
+                                                       if (c != 'p' && c != 'P') {
+                                                               scanner.unread();
+                                                               scanner.unread();
+                                                               scanner.unread();
+                                                               return getToken(IPreferenceConstants.PHP_TAG);
+                                                       } else {
+                                                               return getToken(IPreferenceConstants.PHP_TAG);
+                                                       }
+                                               }
+                                       }
+                               }
+                       }
+                       if (c == '?') {
+                               c = scanner.read();
+                               if (c == '>') {
+                                       return getToken(IPreferenceConstants.PHP_TAG);
+                               }
+                               scanner.unread();
+                               scanner.unread();
+                               return Token.UNDEFINED;
+                       }
+                       if (fDetector.isWordStart((char) c)) {
+                               if (c == '$') {
+                                       isVariable = true;
+                               }
+                               if (fColumn == UNDEFINED || (fColumn == scanner.getColumn() - 1)) {
+
+                                       fBuffer.setLength(0);
+                                       fBuffer.append((char) c);
+                                       c = scanner.read();
+                                       if (c == '_') {
+                                               isUnderscore = true;
+                                       }
+                                       while (c != ICharacterScanner.EOF && fDetector.isWordPart((char) c)) {
+                                               fBuffer.append((char) c);
+                                               c = scanner.read();
+                                       }
+                                       scanner.unread();
+
+                                       if (isVariable) {
+                                               if (isUnderscore) {
+                                                       return getToken(IPreferenceConstants.PHP_VARIABLE_DOLLAR);
+                                               }
+                                               return getToken(IPreferenceConstants.PHP_VARIABLE);
+                                       }
+                                       word = fBuffer.toString();
+                                       IToken token = (IToken) fWords.get(word);
+                                       if (token != null)
+                                               return token;
+
+                                       token = (IToken) fWordsIgnoreCase.get(word.toLowerCase());
+                                       if (token != null)
+                                               return token;
+
+                                       if (fDefaultToken.isUndefined())
+                                               unreadBuffer(scanner);
+
+                                       return fDefaultToken;
+                               }
+                       }
+
+                       scanner.unread();
+                       return Token.UNDEFINED;
+               }
+       }
+
+       // private PHPColorProvider fColorProvider;
+
+       private static String[] fgTokenProperties = { IPreferenceConstants.PHP_MULTILINE_COMMENT,
+                       IPreferenceConstants.PHP_SINGLELINE_COMMENT, IPreferenceConstants.PHP_TAG, IPreferenceConstants.PHP_KEYWORD,
+                       IPreferenceConstants.PHP_FUNCTIONNAME, IPreferenceConstants.PHP_VARIABLE, IPreferenceConstants.PHP_VARIABLE_DOLLAR,
+                       IPreferenceConstants.PHP_STRING_DQ, IPreferenceConstants.PHP_STRING_SQ, IPreferenceConstants.PHP_TYPE,
+                       IPreferenceConstants.PHP_CONSTANT, IPreferenceConstants.PHP_DEFAULT, IPreferenceConstants.PHP_OPERATOR,
+                       IPreferenceConstants.PHP_BRACE_OPERATOR, IPreferenceConstants.PHP_KEYWORD_RETURN };
+
+       /**
+        * Creates a PHP code scanner
+        */
+       // public PHPCodeScanner(JavaColorManager provider, IPreferenceStore store) {
+       public PHPCodeScanner(IColorManager manager, IPreferenceStore store) {
+               super(manager, store);
+               initialize();
+       }
+
+       /*
+        * @see AbstractJavaScanner#getTokenProperties()
+        */
+       protected String[] getTokenProperties() {
+               return fgTokenProperties;
+       }
+
+       /*
+        * @see AbstractJavaScanner#createRules()
+        */
+       protected List createRules() {
+               List rules = new ArrayList();
+               Token token = getToken(IPreferenceConstants.PHP_SINGLELINE_COMMENT);
+               // Add rule for single line comments.
+               // rules.add(new EndOfLineRule("//", token)); //$NON-NLS-1$
+               // rules.add(new EndOfLineRule("#", token)); //$NON-NLS-1$
+               // Add rule for strings and character constants.
+               // token = getToken(IPreferenceConstants.PHP_STRING_SQ);
+               // rules.add(new SingleQuoteStringRule(token));
+               // token = getToken(IPreferenceConstants.PHP_STRING_DQ);
+               // rules.add(new DoubleQuoteStringRule(token));
+               rules.add(new AccentStringRule(token));
+
+               token = getToken(IPreferenceConstants.PHP_MULTILINE_COMMENT);
+               rules.add(new MultiLineRule("/*", "*/", token)); //$NON-NLS-2$ //$NON-NLS-1$
+               // Add generic whitespace rule.
+               rules.add(new WhitespaceRule(new PHPWhitespaceDetector()));
+               // Add word rule for keywords, types, and constants.
+               token = getToken(IPreferenceConstants.PHP_DEFAULT);
+               PHPWordRule wordRule = new PHPWordRule(new PHPWordDetector(), token);
+
+               Token keyword = getToken(IPreferenceConstants.PHP_KEYWORD);
+               Token functionName = getToken(IPreferenceConstants.PHP_FUNCTIONNAME);
+               Token type = getToken(IPreferenceConstants.PHP_TYPE);
+               Token constant = getToken(IPreferenceConstants.PHP_CONSTANT);
+
+               ArrayList buffer = PHPSyntaxRdr.getSyntaxData();
+               // String strbuffer = null; unused
+               PHPElement elbuffer = null;
+               String name;
+               for (int i = 0; i < buffer.size(); i++) {
+                       // while ((buffer != null)
+                       // && (!buffer.isEmpty()
+                       // && ((elbuffer = (PHPElement) buffer.remove(0)) != null))) {
+                       elbuffer = (PHPElement) buffer.get(i);
+                       if (elbuffer instanceof PHPKeyword) {
+                               name = ((PHPKeyword) elbuffer).getName();
+                               if (!name.equals("return")) {
+                                       wordRule.addWord(name, keyword);
+                               }
+                       } else if (elbuffer instanceof PHPFunction) {
+                               wordRule.addWordIgnoreCase(((PHPFunction) elbuffer).getName(), functionName);
+                       } else if (elbuffer instanceof PHPType) {
+                               wordRule.addWord(elbuffer.getName(), type);
+                       } else if (elbuffer instanceof PHPConstant) {
+                               wordRule.addWord(elbuffer.getName(), constant);
+                       }
+               }
+
+               // Add word rule for keyword 'return'.
+               token = getToken(IPreferenceConstants.PHP_KEYWORD_RETURN);
+               wordRule.addWord("return", token);
+
+               // Add rule for operators and brackets (at the end !)
+               rules.add(new OperatorRule(getToken(IPreferenceConstants.PHP_OPERATOR), getToken(IPreferenceConstants.PHP_BRACE_OPERATOR),
+                               getToken(IPreferenceConstants.PHP_STRING_DQ)));
+
+               rules.add(wordRule);
+
+               setDefaultReturnToken(getToken(IPreferenceConstants.PHP_DEFAULT));
+               return rules;
        }
-       
-  private class PHPWordRule extends WordRule {
-    private StringBuffer fBuffer = new StringBuffer();
-
-    public PHPWordRule(IWordDetector detector) {
-      super(detector, Token.UNDEFINED);
-    }
-
-    public PHPWordRule(IWordDetector detector, IToken defaultToken) {
-      super(detector, defaultToken);
-    }
-
-    public IToken evaluate(ICharacterScanner scanner) {
-      int c = scanner.read();
-      boolean isVariable = false;
-      if (c == '<') {
-        c = scanner.read();
-        if (c != '?') {
-          scanner.unread();
-          scanner.unread();
-          return Token.UNDEFINED;
-        } else {
-          c = scanner.read();
-          if (c != 'p' && c != 'P') {
-            scanner.unread();
-            return getToken(IPreferenceConstants.PHP_TAG);
-          } else {
-            c = scanner.read();
-            if (c != 'h' && c != 'H') {
-              scanner.unread();
-              scanner.unread();
-              return getToken(IPreferenceConstants.PHP_TAG);
-            } else {
-              c = scanner.read();
-              if (c != 'p' && c != 'P') {
-                scanner.unread();
-                scanner.unread();
-                scanner.unread();
-                return getToken(IPreferenceConstants.PHP_TAG);
-              } else {
-                return getToken(IPreferenceConstants.PHP_TAG);
-              }
-            }
-          }
-        }
-      }
-      if (c == '?') {
-               c = scanner.read();
-        if (c == '>') {
-          return getToken(IPreferenceConstants.PHP_TAG);
-        } 
-        scanner.unread();
-        scanner.unread();
-        return Token.UNDEFINED;
-      }
-      if (fDetector.isWordStart((char) c)) {
-        if (c == '$') {
-          isVariable = true;
-        }
-        if (fColumn == UNDEFINED || (fColumn == scanner.getColumn() - 1)) {
-
-          fBuffer.setLength(0);
-          do {
-            fBuffer.append((char) c);
-            c = scanner.read();
-          } while (c != ICharacterScanner.EOF && fDetector.isWordPart((char) c));
-          scanner.unread();
-
-          if (isVariable) {
-            return getToken(IPreferenceConstants.PHP_VARIABLE);
-          }
-          IToken token = (IToken) fWords.get(fBuffer.toString());
-          if (token != null)
-            return token;
-
-          if (fDefaultToken.isUndefined())
-            unreadBuffer(scanner);
-
-          return fDefaultToken;
-        }
-      }
-
-      scanner.unread();
-      return Token.UNDEFINED;
-    }
-  }
-
-  //private PHPColorProvider fColorProvider;
-
-  private static String[] fgTokenProperties =
-    {
-      IPreferenceConstants.PHP_MULTILINE_COMMENT,
-      IPreferenceConstants.PHP_SINGLELINE_COMMENT,
-         IPreferenceConstants.PHP_TAG,
-      IPreferenceConstants.PHP_KEYWORD,
-      IPreferenceConstants.PHP_FUNCTIONNAME,
-      IPreferenceConstants.PHP_VARIABLE,
-      IPreferenceConstants.PHP_STRING,
-      IPreferenceConstants.PHP_TYPE,
-      IPreferenceConstants.PHP_CONSTANT,
-      IPreferenceConstants.PHP_DEFAULT,
-      IPreferenceConstants.PHP_OPERATOR,
-      IPreferenceConstants.PHP_BRACE_OPERATOR,
-      IPreferenceConstants.PHP_KEYWORD_RETURN};
-  /**
-   * Creates a PHP code scanner
-   */
-  // public PHPCodeScanner(JavaColorManager provider, IPreferenceStore store) {
-  public PHPCodeScanner(IColorManager manager, IPreferenceStore store) {
-    super(manager, store);
-    initialize();
-    //  // final IPreferenceStore store =
-    // PHPeclipsePlugin.getDefault().getPreferenceStore();
-    //   Color BackgroundColor =
-    // provider.getColor(PreferenceConverter.getColor(store,
-    // PHP_EDITOR_BACKGROUND));
-    //    variable =
-    //      new Token(
-    //        new TextAttribute(
-    //          provider.getColor(PreferenceConverter.getColor(store, PHP_VARIABLE)),
-    //          BackgroundColor,
-    //          (store.getBoolean(PHP_VARIABLE_BOLD) ? SWT.BOLD : SWT.NONE)
-    //            + (store.getBoolean(PHP_VARIABLE_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-    //      keyword =
-    //        new Token(new TextAttribute(
-    //          provider.getColor(PreferenceConverter.getColor(store, PHP_KEYWORD)),
-    //          BackgroundColor,
-    //    //SWT.NONE));
-    //   (store.getBoolean(PHP_KEYWORD_BOLD) ? SWT.BOLD : SWT.NONE) +
-    // (store.getBoolean(PHP_KEYWORD_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-    //      type =
-    //        new Token(new TextAttribute(
-    //          provider.getColor(PreferenceConverter.getColor(store, PHP_TYPE)),
-    //          BackgroundColor,
-    //    //SWT.NONE));
-    //   (store.getBoolean(PHP_TYPE_BOLD) ? SWT.BOLD : SWT.NONE) +
-    // (store.getBoolean(PHP_TYPE_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-    //      functionName =
-    //        new Token(new TextAttribute(
-    //          provider.getColor(PreferenceConverter.getColor(store, PHP_FUNCTIONNAME)),
-    //          BackgroundColor,
-    //    //SWT.NONE));
-    //  (store.getBoolean(PHP_FUNCTIONNAME_BOLD) ? SWT.BOLD : SWT.NONE)
-    //    + (store.getBoolean(PHP_FUNCTIONNAME_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-    //      constant =
-    //        new Token(new TextAttribute(
-    //          provider.getColor(PreferenceConverter.getColor(store, PHP_CONSTANT)),
-    //          BackgroundColor,
-    //    //SWT.NONE));
-    //   (store.getBoolean(PHP_CONSTANT_BOLD) ? SWT.BOLD : SWT.NONE) +
-    // (store.getBoolean(PHP_CONSTANT_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-    //      string =
-    //        new Token(new TextAttribute(
-    //          provider.getColor(PreferenceConverter.getColor(store, PHP_STRING)),
-    //          BackgroundColor,
-    //    //SWT.NONE));
-    //   (store.getBoolean(PHP_STRING_BOLD) ? SWT.BOLD : SWT.NONE ) +
-    // (store.getBoolean(PHP_STRING_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-    //      comment =
-    //        new Token(new TextAttribute(
-    //          provider.getColor(PreferenceConverter.getColor(store,
-    // PHP_SINGLELINE_COMMENT)),
-    //          BackgroundColor,
-    //    //SWT.NONE));
-    //  (store.getBoolean(PHP_SINGLELINE_COMMENT_BOLD) ? SWT.BOLD : SWT.NONE )
-    //    + (store.getBoolean(PHP_SINGLELINE_COMMENT_ITALIC) ? SWT.ITALIC :
-    // SWT.NONE)));
-    //      multi_comment =
-    //        new Token(new TextAttribute(
-    //          provider.getColor(PreferenceConverter.getColor(store,
-    // PHP_MULTILINE_COMMENT)),
-    //          BackgroundColor,
-    //    //SWT.NONE));
-    //  (store.getBoolean(PHP_MULTILINE_COMMENT_BOLD) ? SWT.BOLD : SWT.NONE)
-    //    + (store.getBoolean(PHP_MULTILINE_COMMENT_ITALIC) ? SWT.ITALIC :
-    // SWT.NONE)));
-    //      other =
-    //        new Token(new TextAttribute(
-    //          provider.getColor(PreferenceConverter.getColor(store, PHP_DEFAULT)),
-    //          BackgroundColor,
-    //    //SWT.NONE));
-    //   (store.getBoolean(PHP_DEFAULT_BOLD) ? SWT.BOLD : SWT.NONE) +
-    // (store.getBoolean(PHP_DEFAULT_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-    //    updateWordRules();
-  }
-
-  /*
-   * @see AbstractJavaScanner#getTokenProperties()
-   */
-  protected String[] getTokenProperties() {
-    return fgTokenProperties;
-  }
-
-  /*
-   * @see AbstractJavaScanner#createRules()
-   */
-  protected List createRules() {
-    List rules = new ArrayList();
-    Token token = getToken(IPreferenceConstants.PHP_SINGLELINE_COMMENT);
-    // Add rule for single line comments.
-    rules.add(new EndOfLineRule("//", token)); //$NON-NLS-1$
-    rules.add(new EndOfLineRule("#", token)); //$NON-NLS-1$
-    // Add rule for strings and character constants.
-    token = getToken(IPreferenceConstants.PHP_STRING);
-    rules.add(new MultiLineRule("\"", "\"", token, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
-    rules.add(new MultiLineRule("`", "`", token, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
-    rules.add(new MultiLineRule("'", "'", token, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
-       
-    token = getToken(IPreferenceConstants.PHP_MULTILINE_COMMENT);
-    rules.add(new MultiLineRule("/*", "*/", token)); //$NON-NLS-2$ //$NON-NLS-1$
-    // Add generic whitespace rule.
-    rules.add(new WhitespaceRule(new PHPWhitespaceDetector()));
-    // Add word rule for keywords, types, and constants.
-    token = getToken(IPreferenceConstants.PHP_DEFAULT);
-    PHPWordRule wordRule = new PHPWordRule(new PHPWordDetector(), token);
-       
-    Token keyword = getToken(IPreferenceConstants.PHP_KEYWORD);
-    Token functionName = getToken(IPreferenceConstants.PHP_FUNCTIONNAME);
-    Token type = getToken(IPreferenceConstants.PHP_TYPE);
-    Token constant = getToken(IPreferenceConstants.PHP_CONSTANT);
-
-    ArrayList buffer = PHPSyntaxRdr.getSyntaxData();
-    //  String strbuffer = null; unused
-    PHPElement elbuffer = null;
-    String name;
-    for (int i = 0; i < buffer.size(); i++) {
-      //    while ((buffer != null)
-      //      && (!buffer.isEmpty()
-      //        && ((elbuffer = (PHPElement) buffer.remove(0)) != null))) {
-      elbuffer = (PHPElement) buffer.get(i);
-      if (elbuffer instanceof PHPKeyword) {
-        name = ((PHPKeyword) elbuffer).getName();
-        if (!name.equals("return")) {
-          wordRule.addWord(name, keyword);
-        }
-      } else if (elbuffer instanceof PHPFunction) {
-        wordRule.addWord(((PHPFunction) elbuffer).getName(), functionName);
-      } else if (elbuffer instanceof PHPType) {
-        wordRule.addWord(elbuffer.getName(), type);
-      } else if (elbuffer instanceof PHPConstant) {
-        wordRule.addWord(elbuffer.getName(), constant);
-      }
-    }
-    
-// Add word rule for keyword 'return'.
-    token= getToken(IPreferenceConstants.PHP_KEYWORD_RETURN);
-    wordRule.addWord("return", token);
-
-//  Add rule for operators and brackets (at the end !)
-       rules.add(new OperatorRule(getToken(IPreferenceConstants.PHP_OPERATOR), getToken(IPreferenceConstants.PHP_BRACE_OPERATOR)));
-       
-    rules.add(wordRule);
-    
-    setDefaultReturnToken(getToken(IPreferenceConstants.PHP_DEFAULT));
-    return rules;
-  }
-}
+}
\ No newline at end of file