--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 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.phpdt.internal.corext.template.php;
+
+import java.util.Iterator;
+
+import net.sourceforge.phpdt.core.ICompilationUnit;
+import net.sourceforge.phpdt.core.IJavaProject;
+import net.sourceforge.phpdt.internal.corext.Assert;
+import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+
+import org.eclipse.jface.text.BadLocationException;
+import org.eclipse.jface.text.DefaultLineTracker;
+import org.eclipse.jface.text.ILineTracker;
+import org.eclipse.jface.text.IRegion;
+import org.eclipse.jface.text.templates.Template;
+import org.eclipse.jface.text.templates.TemplateBuffer;
+import org.eclipse.jface.text.templates.TemplateContext;
+import org.eclipse.jface.text.templates.TemplateException;
+import org.eclipse.jface.text.templates.TemplateTranslator;
+import org.eclipse.jface.text.templates.TemplateVariableResolver;
+
+public class CodeTemplateContext extends TemplateContext {
+
+ private String fLineDelimiter;
+ private IJavaProject fProject;
+
+ public CodeTemplateContext(String contextTypeName, IJavaProject project, String lineDelim) {
+ super(PHPeclipsePlugin.getDefault().getCodeTemplateContextRegistry().getContextType(contextTypeName));
+ fLineDelimiter= lineDelim;
+ fProject= project;
+ }
+
+ public IJavaProject getJavaProject() {
+ return fProject;
+ }
+
+ /*
+ * @see net.sourceforge.phpdt.internal.corext.template.TemplateContext#evaluate(net.sourceforge.phpdt.internal.corext.template.Template)
+ */
+ public TemplateBuffer evaluate(Template template) throws BadLocationException, TemplateException {
+ // test that all variables are defined
+ Iterator iterator= getContextType().resolvers();
+ while (iterator.hasNext()) {
+ TemplateVariableResolver var= (TemplateVariableResolver) iterator.next();
+ if (var instanceof CodeTemplateContextType.CodeTemplateVariableResolver) {
+ Assert.isNotNull(getVariable(var.getType()), "Variable " + var.getType() + "not defined"); //$NON-NLS-1$ //$NON-NLS-2$
+ }
+ }
+
+ if (!canEvaluate(template))
+ return null;
+
+ String pattern= changeLineDelimiter(template.getPattern(), fLineDelimiter);
+
+ TemplateTranslator translator= new TemplateTranslator();
+ TemplateBuffer buffer= translator.translate(pattern);
+ getContextType().resolve(buffer, this);
+
+ return buffer;
+ }
+
+ private static String changeLineDelimiter(String code, String lineDelim) {
+ try {
+ ILineTracker tracker= new DefaultLineTracker();
+ tracker.set(code);
+ int nLines= tracker.getNumberOfLines();
+ if (nLines == 1) {
+ return code;
+ }
+
+ StringBuffer buf= new StringBuffer();
+ for (int i= 0; i < nLines; i++) {
+ if (i != 0) {
+ buf.append(lineDelim);
+ }
+ IRegion region = tracker.getLineInformation(i);
+ String line= code.substring(region.getOffset(), region.getOffset() + region.getLength());
+ buf.append(line);
+ }
+ return buf.toString();
+ } catch (BadLocationException e) {
+ // can not happen
+ return code;
+ }
+ }
+
+ /* (non-Javadoc)
+ * @see net.sourceforge.phpdt.internal.corext.template.TemplateContext#canEvaluate(net.sourceforge.phpdt.internal.corext.template.Template)
+ */
+ public boolean canEvaluate(Template template) {
+ return true;
+ }
+
+ public void setCompilationUnitVariables(ICompilationUnit cu) {
+ setVariable(CodeTemplateContextType.FILENAME, cu.getElementName());
+ setVariable(CodeTemplateContextType.PACKAGENAME, cu.getParent().getElementName());
+ setVariable(CodeTemplateContextType.PROJECTNAME, cu.getJavaProject().getElementName());
+ }
+
+}