import java.io.InputStream;
import java.net.URL;
import java.util.ArrayList;
+import java.util.regex.Matcher;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.browser.Browser;
import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.INullSelectionListener;
import org.eclipse.ui.ISelectionListener;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.part.ViewPart;
* <p>
* @author scorphus
*/
-public class PHPManualView extends ViewPart implements ISelectionListener, ISelectionListenerWithAST {
+public class PHPManualView extends ViewPart implements INullSelectionListener, ISelectionListenerWithAST {
/**
* The ViewPart's browser
private PHPEditor lastEditor;
/**
+ * String that stores the last selected word
+ */
+ private String lastOccurrence = null;
+
+ /**
* The path to the doc.zip file containing the PHP Manual
* in HTML format
*/
SelectionListenerWithASTManager.getDefault().addListener(lastEditor, this);
}
getSite().getWorkbenchWindow().getSelectionService()
- .addSelectionListener(PHPeclipsePlugin.EDITOR_ID, this);
+ .addPostSelectionListener(PHPeclipsePlugin.EDITOR_ID, this);
}
/**
*/
public void dispose() {
getSite().getWorkbenchWindow().getSelectionService()
- .removeSelectionListener(PHPeclipsePlugin.EDITOR_ID, this);
+ .removePostSelectionListener(PHPeclipsePlugin.EDITOR_ID, this);
}
/**
IDocument document = ((PHPEditor)part).getViewer().getDocument();
int offset = selection.getOffset();
IRegion iRegion = JavaWordFinder.findWord(document, offset);
- try {
- final String wordStr = document.get(iRegion.getOffset(),
- iRegion.getLength());
- showReference(wordStr);
- } catch (Exception e) {
- e.printStackTrace();
+ if (document != null && iRegion != null) {
+ try {
+ final String wordStr = document.get(iRegion.getOffset(),
+ iRegion.getLength());
+ if (!wordStr.equalsIgnoreCase(lastOccurrence)) {
+ showReference(wordStr);
+ lastOccurrence = wordStr;
+ }
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
}
}
* instance of PHPEditor it gets a listener attached
*/
public void selectionChanged(IWorkbenchPart part, ISelection selection) {
- if (!((PHPEditor)part).equals(lastEditor)) {
+ if (part != null && !((PHPEditor)part).equals(lastEditor)) {
SelectionListenerWithASTManager.getDefault().addListener((PHPEditor)part, this);
lastEditor = (PHPEditor)part;
+ } else {
+ System.out.println(part);
}
}
try {
Parser parser = new Parser(source);
String [] tagsToBeFound = {"DIV"};
- ArrayList<String> classList = new ArrayList<String>(6);
+ ArrayList classList = new ArrayList(8);
classList.add("refnamediv");
classList.add("refsect1 description");
classList.add("refsect1 parameters");
TagFindingVisitor visitor = new TagFindingVisitor(tagsToBeFound);
parser.visitAllNodesWith(visitor);
Node [] allPTags = visitor.getTags(0);
- StringBuilder output = new StringBuilder();
+ StringBuffer output = new StringBuffer();
for (int i = 0; i < allPTags.length; i++) {
String tagClass = ((Div)allPTags[i]).getAttribute("class");
if (classList.contains(tagClass)) {
output.append(allPTags[i].toHtml());
}
}
- return output.toString().replace("—", "-");
+ return output.toString().replaceAll("—", "-");
//.replace("<h3 class=\"title\">Description</h3>", " ");
} catch (ParserException e) {
e.printStackTrace();
}
/**
- * Looks for the function's reference page inside the doc.zip file
- * and returns a filtered HTML source of it embedded in the template
- *
- * @param funcName Function name
+ * Replaces each substring of source string that matches the
+ * given pattern string with the given replace string
+ *
+ * @param source The source string
+ * @param pattern The pattern string
+ * @param replace The replace string
+ * @return The resulting String
+ */
+ public static String replace(String source, String pattern, String replace) {
+ if (source != null) {
+ final int len = pattern.length();
+ StringBuffer sb = new StringBuffer();
+ int found = -1;
+ int start = 0;
+ while ((found = source.indexOf(pattern, start)) != -1) {
+ sb.append(source.substring(start, found));
+ sb.append(replace);
+ start = found + len;
+ }
+ sb.append(source.substring(start));
+ return sb.toString();
+ } else {
+ return "";
+ }
+ }
+
+ /**
+ * Looks for the function's reference page inside the doc.zip file and
+ * returns a filtered HTML source of it embedded in the template
+ *
+ * @param funcName
+ * Function name
* @return HTML source of reference page
*/
public String getHtmlSource(String funcName) {
InputStream ref = docFile.getInputStream(entry);
b = new byte[(int)entry.getSize()];
ref.read(b, 0, (int)entry.getSize());
+ if (b != null) {
+ String reference = filterHtmlSource(new String(b));
+ String refPageTpl = getRefPageTemplate();
+ refPageTpl = refPageTpl.replaceAll("%title%", funcName);
+ refPageTpl = replace(refPageTpl, "%reference%", reference);
+ return refPageTpl;
+ }
} catch (IOException e) {
return "<html></html>";
- }
- if (b != null) {
- String reference = filterHtmlSource(new String(b));
- String refPageTpl = getRefPageTemplate();
- refPageTpl = refPageTpl.replace("{title}", funcName);
- refPageTpl = refPageTpl.replace("{reference}", reference);
- return refPageTpl;
+ } catch (Exception e) {
+ return null;
}
return "<html></html>";
}