--- /dev/null
+package net.sourceforge.phpdt.internal.corext.template.php;
+
+import net.sourceforge.phpdt.core.ICompilationUnit;
+
+import org.eclipse.jface.text.BadLocationException;
+import org.eclipse.jface.text.IDocument;
+import org.eclipse.jface.text.templates.Template;
+import org.eclipse.jface.text.templates.TemplateBuffer;
+import org.eclipse.jface.text.templates.TemplateContextType;
+import org.eclipse.jface.text.templates.TemplateException;
+import org.eclipse.jface.text.templates.TemplateTranslator;
+
+/**
+ * A context for javadoc.
+ */
+public class HTMLUnitContext extends CompilationUnitContext {
+
+ // tags
+ // private static final char HTML_TAG_BEGIN= '<';
+ // private static final char HTML_TAG_END= '>';
+ // private static final char JAVADOC_TAG_BEGIN= '@';
+ /**
+ * special characters '&' for the start of HTML entities '<' for the start
+ * of HTML tags '#' for the start of colour attributes '{' for the start of
+ * smarty partitions inside HTML code
+ */
+ private static final String specialChars = "&<#{";
+
+ /**
+ * Creates a javadoc template context.
+ *
+ * @param type
+ * the context type.
+ * @param document
+ * the document.
+ * @param completionOffset
+ * the completion offset within the document.
+ * @param completionLength
+ * the completion length within the document.
+ * @param compilationUnit
+ * the compilation unit (may be <code>null</code>).
+ */
+ public HTMLUnitContext(TemplateContextType type, IDocument document,
+ int completionOffset, int completionLength,
+ ICompilationUnit compilationUnit) {
+ super(type, document, completionOffset, completionLength,
+ compilationUnit);
+ }
+
+ /*
+ * @see TemplateContext#canEvaluate(Template templates)
+ */
+ public boolean canEvaluate(Template template) {
+ String key = getKey();
+
+ if (fForceEvaluation)
+ return true;
+
+ return template.matches(key, getContextType().getId())
+ && (key.length() != 0)
+ && template.getName().toLowerCase().startsWith(
+ key.toLowerCase());
+ }
+
+ /*
+ * @see DocumentTemplateContext#getCompletionPosition();
+ */
+ public int getStart() {
+ IDocument document = getDocument();
+ try {
+ int start = getCompletionOffset();
+ char ch = ' ';
+ while (start != 0) {
+ ch = document.getChar(start - 1);
+ if (specialChars.indexOf(ch) != (-1)) {
+ return --start;
+ }
+ if (Character.isUnicodeIdentifierPart(ch)) {
+ start--;
+ } else {
+ break;
+ }
+ }
+ if ((start != 0)
+ && Character.isUnicodeIdentifierStart(document
+ .getChar(start - 1))) {
+ start--;
+ if ((start != 0)
+ && specialChars.indexOf(document.getChar(start - 1)) != (-1)) {
+ start--;
+ }
+ }
+
+ // while (((start != 0)
+ // && Character.isUnicodeIdentifierPart(document.getChar(start -
+ // 1)))
+ // || ((start != 0)
+ // && specialChars.indexOf(document.getChar(start - 1)) != (-1))) {
+ // start--;
+ // }
+ //
+ // if (((start != 0)
+ // && Character.isUnicodeIdentifierStart(document.getChar(start -
+ // 1)))
+ // || ((start != 0)
+ // && specialChars.indexOf(document.getChar(start - 1)) != (-1))) {
+ // start--;
+ // }
+
+ return start;
+
+ } catch (BadLocationException e) {
+ return getCompletionOffset();
+ }
+ }
+
+ /*
+ * @see net.sourceforge.phpdt.internal.corext.template.DocumentTemplateContext#getEnd()
+ */
+ public int getEnd() {
+
+ if (getCompletionLength() == 0)
+ return super.getEnd();
+
+ try {
+ IDocument document = getDocument();
+
+ int start = getCompletionOffset();
+ int end = getCompletionOffset() + getCompletionLength();
+
+ while (start != end
+ && Character.isWhitespace(document.getChar(end - 1)))
+ end--;
+
+ return end;
+
+ } catch (BadLocationException e) {
+ return super.getEnd();
+ }
+ }
+
+ /*
+ * @see net.sourceforge.phpdt.internal.corext.template.DocumentTemplateContext#getKey()
+ */
+ public String getKey() {
+
+ if (getCompletionLength() == 0)
+ return super.getKey();
+
+ try {
+ IDocument document = getDocument();
+
+ int start = getStart();
+ int end = getCompletionOffset();
+ return start <= end ? document.get(start, end - start) : ""; //$NON-NLS-1$
+
+ } catch (BadLocationException e) {
+ return super.getKey();
+ }
+ }
+
+ /*
+ * @see TemplateContext#evaluate(Template)
+ */
+ public TemplateBuffer evaluate(Template template)
+ throws BadLocationException, TemplateException {
+ TemplateTranslator translator = new TemplateTranslator();
+ TemplateBuffer buffer = translator.translate(template);
+
+ getContextType().resolve(buffer, this);
+
+ return buffer;
+ }
+
+}