X-Git-Url: http://git.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCodeScanner.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCodeScanner.java
index 41cbee2..7e5c2cb 100644
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCodeScanner.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/php/PHPCodeScanner.java
@@ -13,50 +13,103 @@ package net.sourceforge.phpeclipse.phpeditor.php;
 
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Vector;
 
 import net.sourceforge.phpdt.internal.ui.text.AbstractJavaScanner;
-import net.sourceforge.phpdt.internal.ui.text.JavaColorManager;
 import net.sourceforge.phpdt.ui.text.IColorManager;
-import net.sourceforge.phpdt.ui.text.IJavaColorConstants;
 import net.sourceforge.phpeclipse.IPreferenceConstants;
-import net.sourceforge.phpeclipse.PHPeclipsePlugin;
 import net.sourceforge.phpeclipse.phpeditor.PHPSyntaxRdr;
 import net.sourceforge.phpeclipse.phpeditor.util.PHPWhitespaceDetector;
 import net.sourceforge.phpeclipse.phpeditor.util.PHPWordDetector;
 
 import org.eclipse.jface.preference.IPreferenceStore;
-import org.eclipse.jface.preference.PreferenceConverter;
-import org.eclipse.jface.text.TextAttribute;
 import org.eclipse.jface.text.rules.EndOfLineRule;
 import org.eclipse.jface.text.rules.ICharacterScanner;
 import org.eclipse.jface.text.rules.IRule;
 import org.eclipse.jface.text.rules.IToken;
 import org.eclipse.jface.text.rules.IWordDetector;
 import org.eclipse.jface.text.rules.MultiLineRule;
-import org.eclipse.jface.text.rules.SingleLineRule;
 import org.eclipse.jface.text.rules.Token;
 import org.eclipse.jface.text.rules.WhitespaceRule;
 import org.eclipse.jface.text.rules.WordRule;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.graphics.Color;
 
 /**
  * PHP Code Scanner
  */
-public class PHPCodeScanner
-  extends AbstractJavaScanner {
-
-//  private static Token variable;
-//  private static Token keyword;
-//  private static Token type;
-//  private static Token constant;
-//  private static Token functionName;
-//  private static Token string;
-//  private static Token comment;
-//  private static Token multi_comment;
-//  private static Token other;
-
+public class PHPCodeScanner extends AbstractJavaScanner {
+ 
+  /**
+   * Rule to detect java operators.
+   * 
+   * @since 3.0
+   */
+	protected class OperatorRule implements IRule {
+	
+		/** Java operators */
+		private final char[] JAVA_OPERATORS= { ';', '(', ')', '{', '}', '.', '=', '/', '\\', '+', '-', '*', '[', ']', '<', '>', ':', '?', '!', ',', '|', '&', '^', '%', '~', '@'};
+		/** Token to return for this rule */
+		private final IToken fToken;
+	
+		/**
+     * Creates a new operator rule.
+     * 
+     * @param token
+     *          Token to use for this rule
+     */
+		public OperatorRule(IToken token) {
+			fToken= token;
+		}
+		
+		/**
+     * 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)
+					return true;
+			}
+			return false;
+		}
+	
+		/*
+     * @see org.eclipse.jface.text.rules.IRule#evaluate(org.eclipse.jface.text.rules.ICharacterScanner)
+     */
+		public IToken evaluate(ICharacterScanner scanner) {
+	
+			int character= scanner.read();
+			if (isOperator((char) character)) {
+			    int lastCharacter = character;
+			    character= scanner.read();
+				if (!isOperator((char) character)) {
+				  scanner.unread();
+			      return fToken;
+				}
+				if (lastCharacter=='<' && character=='?') {
+				  scanner.unread();
+				  scanner.unread();
+    			  return Token.UNDEFINED;
+				}
+				if (lastCharacter=='?' && character=='>') {
+				  scanner.unread();
+				  scanner.unread();
+    			  return Token.UNDEFINED;
+				}
+				do {
+					character= scanner.read();
+				} while (isOperator((char) character));
+				scanner.unread();
+				return fToken;
+			} else {
+				scanner.unread();
+				return Token.UNDEFINED;
+			}
+		}
+	}
+	
   private class PHPWordRule extends WordRule {
     private StringBuffer fBuffer = new StringBuffer();
 
@@ -71,6 +124,46 @@ public class PHPCodeScanner
     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;
@@ -81,12 +174,11 @@ public class PHPCodeScanner
           do {
             fBuffer.append((char) c);
             c = scanner.read();
-          } while (
-            c != ICharacterScanner.EOF && fDetector.isWordPart((char) c));
+          } while (c != ICharacterScanner.EOF && fDetector.isWordPart((char) c));
           scanner.unread();
 
           if (isVariable) {
-            return getToken(IJavaColorConstants.PHP_VARIABLE);
+            return getToken(IPreferenceConstants.PHP_VARIABLE);
           }
           IToken token = (IToken) fWords.get(fBuffer.toString());
           if (token != null)
@@ -106,25 +198,32 @@ public class PHPCodeScanner
 
   //private PHPColorProvider fColorProvider;
 
-  private static String[] fgTokenProperties = {
-    IJavaColorConstants.PHP_MULTI_LINE_COMMENT,
-    IJavaColorConstants.PHP_SINGLE_LINE_COMMENT,
-    IJavaColorConstants.PHP_KEYWORD,
-    IJavaColorConstants.PHP_FUNCTIONNAME,
-    IJavaColorConstants.PHP_VARIABLE,
-    IJavaColorConstants.PHP_STRING,
-    IJavaColorConstants.PHP_TYPE,
-    IJavaColorConstants.PHP_CONSTANT,
-    IJavaColorConstants.PHP_DEFAULT };
+  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_KEYWORD_RETURN};
   /**
-  	* Creates a PHP code scanner
-  	*/
+   * 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));
+    //  // final IPreferenceStore store =
+    // PHPeclipsePlugin.getDefault().getPreferenceStore();
+    //   Color BackgroundColor =
+    // provider.getColor(PreferenceConverter.getColor(store,
+    // PHP_EDITOR_BACKGROUND));
     //    variable =
     //      new Token(
     //        new TextAttribute(
@@ -137,13 +236,15 @@ public class PHPCodeScanner
     //          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)));
+    //   (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)));
+    //   (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)),
@@ -156,148 +257,112 @@ public class PHPCodeScanner
     //          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)));
+    //   (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)));
+    //   (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)),
+    //          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)));
+    //    + (store.getBoolean(PHP_SINGLELINE_COMMENT_ITALIC) ? SWT.ITALIC :
+    // SWT.NONE)));
     //      multi_comment =
     //        new Token(new TextAttribute(
-    //          provider.getColor(PreferenceConverter.getColor(store, PHP_MULTILINE_COMMENT)),
+    //          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)));
+    //    + (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)));
+    //   (store.getBoolean(PHP_DEFAULT_BOLD) ? SWT.BOLD : SWT.NONE) +
+    // (store.getBoolean(PHP_DEFAULT_ITALIC) ? SWT.ITALIC : SWT.NONE)));
     //    updateWordRules();
   }
 
-  //  public void updateToken(JavaColorManager provider) {
-  //    final IPreferenceStore store = PHPeclipsePlugin.getDefault().getPreferenceStore();
-  //
-  //    Color BackgroundColor = provider.getColor(PreferenceConverter.getColor(store, PHP_EDITOR_BACKGROUND));
-  //
-  //    variable.setData(
-  //      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.setData(
-  //      new TextAttribute(
-  //        provider.getColor(PreferenceConverter.getColor(store, PHP_KEYWORD)),
-  //        BackgroundColor,
-  //        (store.getBoolean(PHP_KEYWORD_BOLD) ? SWT.BOLD : SWT.NONE)
-  //          + (store.getBoolean(PHP_KEYWORD_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-  //    type.setData(
-  //      new TextAttribute(
-  //        provider.getColor(PreferenceConverter.getColor(store, PHP_TYPE)),
-  //        BackgroundColor,
-  //        (store.getBoolean(PHP_TYPE_BOLD) ? SWT.BOLD : SWT.NONE) + (store.getBoolean(PHP_TYPE_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-  //    functionName.setData(
-  //      new TextAttribute(
-  //        provider.getColor(PreferenceConverter.getColor(store, PHP_FUNCTIONNAME)),
-  //        BackgroundColor,
-  //        (store.getBoolean(PHP_FUNCTIONNAME_BOLD) ? SWT.BOLD : SWT.NONE)
-  //          + (store.getBoolean(PHP_FUNCTIONNAME_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-  //    constant.setData(
-  //      new TextAttribute(
-  //        provider.getColor(PreferenceConverter.getColor(store, PHP_CONSTANT)),
-  //        BackgroundColor,
-  //        (store.getBoolean(PHP_CONSTANT_BOLD) ? SWT.BOLD : SWT.NONE)
-  //          + (store.getBoolean(PHP_CONSTANT_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-  //    string.setData(
-  //      new TextAttribute(
-  //        provider.getColor(PreferenceConverter.getColor(store, PHP_STRING)),
-  //        BackgroundColor,
-  //        (store.getBoolean(PHP_STRING_BOLD) ? SWT.BOLD : SWT.NONE) + (store.getBoolean(PHP_STRING_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-  //    comment.setData(
-  //      new TextAttribute(
-  //        provider.getColor(PreferenceConverter.getColor(store, PHP_SINGLELINE_COMMENT)),
-  //        BackgroundColor,
-  //        (store.getBoolean(PHP_SINGLELINE_COMMENT_BOLD) ? SWT.BOLD : SWT.NONE)
-  //          + (store.getBoolean(PHP_SINGLELINE_COMMENT_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-  //    multi_comment.setData(
-  //      new TextAttribute(
-  //        provider.getColor(PreferenceConverter.getColor(store, PHP_MULTILINE_COMMENT)),
-  //        BackgroundColor,
-  //        (store.getBoolean(PHP_MULTILINE_COMMENT_BOLD) ? SWT.BOLD : SWT.NONE)
-  //          + (store.getBoolean(PHP_MULTILINE_COMMENT_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-  //    other.setData(
-  //      new TextAttribute(
-  //        provider.getColor(PreferenceConverter.getColor(store, PHP_DEFAULT)),
-  //        BackgroundColor,
-  //        (store.getBoolean(PHP_DEFAULT_BOLD) ? SWT.BOLD : SWT.NONE)
-  //          + (store.getBoolean(PHP_DEFAULT_ITALIC) ? SWT.ITALIC : SWT.NONE)));
-  //  }
-
-  // public void updateWordRules() {
-
   /*
    * @see AbstractJavaScanner#getTokenProperties()
    */
   protected String[] getTokenProperties() {
     return fgTokenProperties;
   }
+
   /*
    * @see AbstractJavaScanner#createRules()
    */
   protected List createRules() {
     List rules = new ArrayList();
-    Token token= getToken(IJavaColorConstants.PHP_SINGLE_LINE_COMMENT);
+    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));
+    rules.add(new EndOfLineRule("#", token)); //$NON-NLS-1$
     // Add rule for strings and character constants.
-    token= getToken(IJavaColorConstants.PHP_STRING);
+    token = getToken(IPreferenceConstants.PHP_STRING);
     rules.add(new MultiLineRule("\"", "\"", token, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
-    rules.add(new SingleLineRule("'", "'", token, '\\')); //$NON-NLS-2$ //$NON-NLS-1$
-    token= getToken(IJavaColorConstants.PHP_MULTI_LINE_COMMENT);
-    rules.add(new MultiLineRule("/*", "*/", token));
+    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(IJavaColorConstants.PHP_DEFAULT);
+    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);
 
-    Token keyword= getToken(IJavaColorConstants.PHP_KEYWORD);
-    Token functionName= getToken(IJavaColorConstants.PHP_FUNCTIONNAME);
-    Token type= getToken(IJavaColorConstants.PHP_TYPE);
-    Token constant= getToken(IJavaColorConstants.PHP_CONSTANT);
-    PHPSyntaxRdr.readInSyntax();
-    Vector buffer = PHPSyntaxRdr.getsyntaxdata();
-    String strbuffer = null;
+    ArrayList buffer = PHPSyntaxRdr.getSyntaxData();
+    //  String strbuffer = null; unused
     PHPElement elbuffer = null;
-    while ((buffer != null)
-      && (!buffer.isEmpty()
-        && ((elbuffer = (PHPElement) buffer.remove(0)) != null))) {
-      if (elbuffer instanceof PHPKeyword)
-        wordRule.addWord(((PHPKeyword) elbuffer).getName(), keyword);
-      if (elbuffer instanceof PHPFunction)
+    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);
-      if (elbuffer instanceof PHPType)
+      } else if (elbuffer instanceof PHPType) {
         wordRule.addWord(elbuffer.getName(), type);
-      if (elbuffer instanceof PHPConstant)
+      } 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 !)
+ 	token= getToken(IPreferenceConstants.PHP_OPERATOR);
+ 	rules.add(new OperatorRule(token));
+	
     rules.add(wordRule);
-    IRule[] result = new IRule[rules.size()];
-    //    rules.toArray(result);
-    //    setRules(result);
+    
+    setDefaultReturnToken(getToken(IPreferenceConstants.PHP_DEFAULT));
     return rules;
   }
 }