Some minor changes

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / compiler / ast / GlobalStatement.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/GlobalStatement.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/GlobalStatement.java
index 8d17144..3e97fb4 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/GlobalStatement.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/GlobalStatement.java
@@ -1,38 +1,52 @@
 package net.sourceforge.phpdt.internal.compiler.ast;
 
+import java.util.List;
+
 import net.sourceforge.phpdt.internal.compiler.parser.Outlineable;
 import net.sourceforge.phpdt.internal.ui.PHPUiImages;
+import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+
+import org.eclipse.core.runtime.CoreException;
 import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.jface.text.Position;
+
+import test.PHPParserSuperclass;
 
 /**
  * A GlobalStatement statement in php.
  * @author Matthieu Casanova
  */
-public class GlobalStatement extends Statement implements Outlineable {
+public final class GlobalStatement extends Statement implements Outlineable {
 
   /** An array of the variables called by this global statement. */
-  public String[] variables;
+  private final AbstractVariable[] variables;
+
+  private final Object parent;
 
-  private Object parent;
+  private final Position position;
 
-  public GlobalStatement(Object parent, String[] variables, int sourceStart, int sourceEnd) {
+  public GlobalStatement(final Object parent,
+                         final AbstractVariable[] variables,
+                         final int sourceStart,
+                         final int sourceEnd) {
     super(sourceStart, sourceEnd);
     this.variables = variables;
     this.parent = parent;
+    position = new Position(sourceStart, sourceEnd);
   }
 
   public String toString() {
-    StringBuffer buff = new StringBuffer("global ");
+    final StringBuffer buff = new StringBuffer("global ");//$NON-NLS-1$
     for (int i = 0; i < variables.length; i++) {
       if (i != 0) {
-        buff.append(", ");
+        buff.append(", ");//$NON-NLS-1$
       }
-      buff.append(variables[i]);
+      buff.append(variables[i].toStringExpression());
     }
     return buff.toString();
   }
 
-  public String toString(int tab) {
+  public String toString(final int tab) {
     return tabString(tab) + toString();
   }
 
@@ -47,4 +61,54 @@ public class GlobalStatement extends Statement implements Outlineable {
   public Object getParent() {
     return parent;
   }
+
+  public Position getPosition() {
+    return position;
+  }
+
+  /**
+   * Get the variables from outside (parameters, globals ...)
+   *
+   * @param list the list where we will put variables
+   */
+  public void getOutsideVariable(final List list) {
+    for (int i = 0; i < variables.length; i++) {
+      variables[i].getUsedVariable(list);
+    }
+  }
+
+  /**
+   * get the modified variables.
+   *
+   * @param list the list where we will put variables
+   */
+  public void getModifiedVariable(final List list) {}
+
+  /**
+   * Get the variables used.
+   *
+   * @param list the list where we will put variables
+   */
+  public void getUsedVariable(final List list) {}
+
+  /**
+   * We will analyse the code.
+   * if we have in globals a special variable it will be reported as a warning.
+   * @see Variable#SPECIAL_VARS
+   */
+  public void analyzeCode() {
+    for (int i = 0; i < variables.length; i++) {
+      if (arrayContains(Variable.SPECIAL_VARS, variables[i].getName())) {
+        try {
+          PHPParserSuperclass.setMarker("warning, you shouldn't request " + variables[i].getName() + " as global",
+                                        variables[i].sourceStart,
+                                        variables[i].sourceEnd,
+                                        PHPParserSuperclass.WARNING,
+                                        "");
+        } catch (CoreException e) {
+          PHPeclipsePlugin.log(e);
+        }
+      }
+    }
+  }
 }