<%
/*
* mpresent.jsp
*
* Created on 2010-07-13 (Original CGI 2010-07-07)
*
* Copyright (c) 2010 imacat
*
* version 0.01
*/
%><%@ page
contentType="text/html; charset=utf-8"
import="com.sun.star.beans.PropertyValue"
import="com.sun.star.bridge.XUnoUrlResolver"
import="com.sun.star.comp.helper.Bootstrap"
import="com.sun.star.frame.XDesktop"
import="com.sun.star.lang.XComponent"
import="com.sun.star.lang.XMultiComponentFactory"
import="com.sun.star.uno.UnoRuntime"
import="com.sun.star.uno.XComponentContext"
import="com.sun.star.ucb.XFileIdentifierConverter"
import="com.sun.star.container.XEnumeration"
import="com.sun.star.container.XEnumerationAccess"
import="com.sun.star.frame.XModel"
import="com.sun.star.lang.XServiceInfo"
import="com.sun.star.drawing.XDrawPages"
import="com.sun.star.drawing.XDrawPagesSupplier"
import="com.sun.star.frame.XComponentLoader"
import="com.sun.star.presentation.XPresentation"
import="com.sun.star.presentation.XPresentation2"
import="com.sun.star.presentation.XPresentationSupplier"
import="com.sun.star.presentation.XSlideShowController"
import="java.util.Hashtable"
import="java.util.Vector"
%><%!
/** The servlet request */
private HttpServletRequest r = null;
/** The desktop service. */
private Object desktop = null;
/** The bootstrap context. */
private XComponentContext bootstrapContext = null;
/** The registry service manager. */
private XMultiComponentFactory serviceManager = null;
/** The document. */
private XComponent doc = null;
/** The action type. */
private ActionType action = null;
/** The file. */
private String file = null;
/** The current slide index. */
private int currentSlide = -1;
/** The goto slide index. */
private int slide = -1;
/** The slide indeces of all the opened presentations. */
private Hashtable<String,Integer> savedSlideIndeces
= new Hashtable<String,Integer>();
/** The presentation document files. */
private Vector<PresentationFile> allFiles
= new Vector<PresentationFile>();
/**
* Parses the arguments.
*
*/
private void parseArguments() {
this.action = null;
this.file = null;
this.currentSlide = -1;
this.slide = -1;
if (this.allFiles.size() == 0) {
this.allFiles.add(new PresentationFile(
"/home/imacat/ooomagic.odp",
"OpenOffice.org的UNO魔術"));
this.allFiles.add(new PresentationFile(
"/home/imacat/（一）初級篇.odp",
"Perl Regular Expression初級篇"));
this.allFiles.add(new PresentationFile(
"/home/imacat/（二）進階篇.odp",
"Perl Regular Expression進階篇"));
this.allFiles.add(new PresentationFile(
"/home/imacat/ooomagic-real.odp",
"真•OpenOffice.org的UNO魔術"));
this.allFiles.add(new PresentationFile(
"/home/imacat/ooomagic-real-real.odp",
"真•真•OpenOffice.org的UNO魔術"));
}
try {
this.r.setCharacterEncoding("UTF-8");
} catch (java.io.UnsupportedEncodingException e) {
throw new java.lang.IllegalArgumentException(e);
}
if (this.r.getMethod().equals("POST")) {
if (this.r.getParameter("start") != null) {
this.action = ActionType.START;
} else if (this.r.getParameter("next") != null) {
this.action = ActionType.NEXT;
} else if (this.r.getParameter("previous") != null) {
this.action = ActionType.PREVIOUS;
} else if (this.r.getParameter("stop") != null) {
this.action = ActionType.STOP;
} else if (this.r.getParameter("goto") != null) {
this.action = ActionType.GOTO;
} else if (this.r.getParameter("close") != null) {
this.action = ActionType.CLOSE;
}
this.file = this.r.getParameter("file");
if (this.r.getParameter("slide") != null && !this.r.getParameter("slide").equals("")) {
this.slide = Integer.parseInt(this.r.getParameter("slide")) - 1;
}
}
return;
}
/**
* Shows the HTML presentation controller page.
*
* @return the HTML of the page
*/
private String showHTML() {
String html = null;
String script = this.r.getServletPath();
int pos = 0;
pos = script.lastIndexOf('/');
script = script.substring(pos + 1);
html = "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n"
+ "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.1//EN\"\n"
+ " \"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd\">\n"
+ "<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"zh-tw\">\n"
+ "<head>\n"
+ "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n"
+ "<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.5\" />\n"
+ "<title>簡報遙控</title>\n"
+ "</head>\n"
+ "<body>\n";
if (this.doc != null) {
XDrawPagesSupplier xDrawPagesSupplier = null;
int count = -1;
xDrawPagesSupplier = (XDrawPagesSupplier)
UnoRuntime.queryInterface(
XDrawPagesSupplier.class, this.doc);
count = xDrawPagesSupplier.getDrawPages().getCount();
html += "<form action=\"" + script + "\" method=\"POST\">\n"
+ "<div>\n"
+ "<input type=\"hidden\" name=\"file\" value=\""
+ this.file + "\" />\n"
+ "<input type=\"submit\" name=\"stop\" value=\"■\" />\n"
+ "<input type=\"submit\" name=\"previous\" value=\"◀◀\" />\n"
+ "<input type=\"submit\" name=\"start\" value=\"▶\" />\n"
+ "<input type=\"submit\" name=\"next\" value=\"▶▶\" />\n"
+ "</div>\n"
+ "<div> </div>\n";
html += "<div>\n"
+ "<select name=\"slide\">\n";
for (int i = 0; i < count; i++) {
html += " <option value=\"" + (i + 1) + "\""
+ (i == this.currentSlide? " selected=\"selected\"": "")
+ ">" + (i + 1) + "</option>\n";
}
html += "</select>\n"
+ "<input type=\"submit\" name=\"goto\" value=\"Go\" />\n"
+ "<input type=\"submit\" name=\"close\" value=\"▲ \" />\n"
+ "</div>\n"
+ "</form>\n";
}
html += "<form action=\"" + script + "\" method=\"POST\">\n"
+ "<div><select name=\"file\">\n";
for (int i = 0; i < this.allFiles.size(); i++) {
PresentationFile thisFile = this.allFiles.get(i);
html += " <option"
+ " value=\"" + thisFile.getFile() + "\""
+ (this.file != null && this.file.equals(thisFile.getFile())?
" selected=\"selected\"": "")
+ ">" + thisFile.getTitle() + "</option>\n";
}
html += "</select></div>\n"
+ "<input type=\"submit\" name=\"start\" value=\"▶\" />\n"
+ "</div>\n"
+ "</form>\n"
+ "</body>\n"
+ "</html>";
return html;
}
/**
* Connects to the OpenOffice.org process.
*
* @param host specifies the host name
* @param port specifies the port number
* @throws com.sun.star.comp.helper.BootstrapException if fails to
* create the initial component context
* @throws com.sun.star.connection.NoConnectException if no one
* is accepting on the specified resource.
* @throws com.sun.star.connection.ConnectionSetupException if
* it is not possible to accept on a local resource
*/
private void connect(String host, int port)
throws com.sun.star.comp.helper.BootstrapException,
com.sun.star.connection.NoConnectException,
com.sun.star.connection.ConnectionSetupException {
boolean doConnect = false;
XComponentContext localContext;
XMultiComponentFactory localServiceManager = null;
Object unoUrlResolver = null;
XUnoUrlResolver xUnoUrlResolver = null;
Object bootstrapContext = null;
if (this.desktop == null) {
doConnect = true;
} else {
try {
UnoRuntime.queryInterface(XDesktop.class, this.desktop);
} catch (com.sun.star.lang.DisposedException e) {
doConnect = true;
}
}
if (!doConnect) {
return;
}
// Obtain the local context
try {
localContext = Bootstrap.createInitialComponentContext(null);
} catch (java.lang.Exception e) {
throw new com.sun.star.comp.helper.BootstrapException(e);
}
if (localContext == null) {
throw new com.sun.star.comp.helper.BootstrapException(
"Failed to obtain the local OpenOffice.org component context.");
}
// Obtain the local service manager
localServiceManager = localContext.getServiceManager();
// Obtain the URL resolver
try {
unoUrlResolver = localServiceManager.createInstanceWithContext(
"com.sun.star.bridge.UnoUrlResolver", localContext);
} catch (com.sun.star.uno.Exception e) {
throw new java.lang.UnsupportedOperationException(e);
}
xUnoUrlResolver = (XUnoUrlResolver) UnoRuntime.queryInterface(
XUnoUrlResolver.class, unoUrlResolver);
// Obtain the context
try {
bootstrapContext = xUnoUrlResolver.resolve(String.format(
"uno:socket,host=%s,port=%d;urp;StarOffice.ComponentContext",
host, port));
} catch (com.sun.star.connection.NoConnectException e) {
throw e;
} catch (com.sun.star.connection.ConnectionSetupException e) {
throw e;
} catch (com.sun.star.lang.IllegalArgumentException e) {
throw new java.lang.IllegalArgumentException(e);
}
if (bootstrapContext == null) {
throw new java.lang.UnsupportedOperationException(
String.format("Failed to connect to OpenOffice.org at %s:%d.",
host, port));
}
this.bootstrapContext = (XComponentContext) UnoRuntime.queryInterface(
XComponentContext.class, bootstrapContext);
// Obtain the service manager
this.serviceManager = this.bootstrapContext.getServiceManager();
// Obtain the desktop service
try {
this.desktop = this.serviceManager.createInstanceWithContext(
"com.sun.star.frame.Desktop", this.bootstrapContext);
} catch (com.sun.star.uno.Exception e) {
throw new java.lang.UnsupportedOperationException(e);
}
}
/**
* Finds the already-opened document.
*
*/
private void findDocument() {
Object fileContentProvider = null;
XFileIdentifierConverter xFileIdentifierConverter = null;
String url = null;
XDesktop xDesktop = null;
XEnumerationAccess xEnumerationAccess = null;
XEnumeration xEnumeration = null;
boolean isRunning = false;
try {
fileContentProvider
= this.serviceManager.createInstanceWithContext(
"com.sun.star.ucb.FileContentProvider",
this.bootstrapContext);
} catch (com.sun.star.uno.Exception e) {
throw new java.lang.UnsupportedOperationException(e);
}
xFileIdentifierConverter = (XFileIdentifierConverter)
UnoRuntime.queryInterface(
XFileIdentifierConverter.class, fileContentProvider);
url = xFileIdentifierConverter.getFileURLFromSystemPath(
"", this.file);
this.doc = null;
// Obtain all the components
xDesktop = (XDesktop) UnoRuntime.queryInterface(
XDesktop.class, this.desktop);
xEnumerationAccess = xDesktop.getComponents();
xEnumeration = xEnumerationAccess.createEnumeration();
while (xEnumeration.hasMoreElements()) {
Object component = null;
XServiceInfo xServiceInfo = null;
XPresentationSupplier xPresentationSupplier = null;
XPresentation xPresentation = null;
XPresentation2 xPresentation2 = null;
XModel xModel = null;
boolean isThisDocument = false;
try {
component = xEnumeration.nextElement();
} catch (com.sun.star.container.NoSuchElementException e) {
throw new java.util.NoSuchElementException(e.getMessage());
} catch (com.sun.star.lang.WrappedTargetException e) {
throw new java.lang.RuntimeException(e);
}
xServiceInfo = (XServiceInfo) UnoRuntime.queryInterface(
XServiceInfo.class, component);
if (xServiceInfo == null) {
continue;
}
if (!xServiceInfo.supportsService(
"com.sun.star.presentation.PresentationDocument")) {
continue;
}
xModel = (XModel) UnoRuntime.queryInterface(
XModel.class, component);
if (url.equals(xModel.getURL())) {
this.doc = (XComponent) UnoRuntime.queryInterface(
XComponent.class, component);
isThisDocument = true;
}
xPresentationSupplier = (XPresentationSupplier)
UnoRuntime.queryInterface(
XPresentationSupplier.class, component);
xPresentation = xPresentationSupplier.getPresentation();
xPresentation2 = (XPresentation2) UnoRuntime.queryInterface(
XPresentation2.class, xPresentation);
if (!isThisDocument && xPresentation2.isRunning()) {
XSlideShowController xSlideShowController
= xPresentation2.getController();
this.savedSlideIndeces.put(xModel.getURL(),
xSlideShowController.getCurrentSlideIndex());
xPresentation2.end();
}
}
}
/**
* Opens the presentation document.
*
* @throws java.io.IOException when file couldn't be found or was
corrupt
*/
private void open()
throws java.io.IOException {
Object fileContentProvider = null;
XFileIdentifierConverter xFileIdentifierConverter = null;
String url = null;
XComponentLoader xComponentLoader = null;
PropertyValue props[] = new PropertyValue[0];
XPresentationSupplier xPresentationSupplier = null;
XPresentation xPresentation = null;
XPresentation2 xPresentation2 = null;
XSlideShowController xSlideShowController = null;
if (this.doc == null) {
try {
fileContentProvider
= this.serviceManager.createInstanceWithContext(
"com.sun.star.ucb.FileContentProvider",
this.bootstrapContext);
} catch (com.sun.star.uno.Exception e) {
throw new java.lang.UnsupportedOperationException(e);
}
xFileIdentifierConverter = (XFileIdentifierConverter)
UnoRuntime.queryInterface(
XFileIdentifierConverter.class, fileContentProvider);
// Open the file
url = xFileIdentifierConverter.getFileURLFromSystemPath(
"", this.file);
xComponentLoader = (XComponentLoader) UnoRuntime.queryInterface(
XComponentLoader.class, this.desktop);
try {
this.doc = xComponentLoader.loadComponentFromURL(
url, "_default", 0, props);
} catch (com.sun.star.io.IOException e) {
throw new java.io.IOException(e);
} catch (com.sun.star.lang.IllegalArgumentException e) {
throw new java.lang.IllegalArgumentException(e);
}
if (this.savedSlideIndeces.containsKey(url)) {
this.savedSlideIndeces.remove(url);
}
}
// Obtain the presentation
xPresentationSupplier = (XPresentationSupplier)
UnoRuntime.queryInterface(
XPresentationSupplier.class, this.doc);
xPresentation = xPresentationSupplier.getPresentation();
xPresentation2 = (XPresentation2) UnoRuntime.queryInterface(
XPresentation2.class, xPresentation);
// Obtain the current slide
if (xPresentation2.isRunning()) {
xSlideShowController = xPresentation2.getController();
this.currentSlide = xSlideShowController.getCurrentSlideIndex();
// Start the presentation if not started yet
} else {
if (this.action != ActionType.STOP) {
XModel xModel = null;
xPresentation2.start();
while (!xPresentation2.isRunning()) { }
xSlideShowController = xPresentation2.getController();
xModel = (XModel) UnoRuntime.queryInterface(
XModel.class, this.doc);
url = xModel.getURL();
if (this.savedSlideIndeces.containsKey(url)) {
this.currentSlide = this.savedSlideIndeces.get(url);
} else {
this.currentSlide = -1;
}
// Go to the current slide
if (this.currentSlide == -1) {
if (xSlideShowController.getCurrentSlideIndex() != 0) {
xSlideShowController.gotoSlideIndex(0);
}
} else {
if ( xSlideShowController.getCurrentSlideIndex()
!= this.currentSlide) {
xSlideShowController.gotoSlideIndex(this.currentSlide);
}
}
// Redraw the screen for sometimes the screen is black
xSlideShowController.gotoNextSlide();
try {
Thread.currentThread().sleep(50);
} catch (java.lang.InterruptedException e) {
}
xSlideShowController.gotoPreviousSlide();
}
}
return;
}
/**
* Starts the presentation.
*
*/
private void start() {
XPresentationSupplier xPresentationSupplier = null;
XPresentation xPresentation = null;
XPresentation2 xPresentation2 = null;
XSlideShowController xSlideShowController = null;
xPresentationSupplier = (XPresentationSupplier)
UnoRuntime.queryInterface(
XPresentationSupplier.class, this.doc);
xPresentation = xPresentationSupplier.getPresentation();
xPresentation2 = (XPresentation2) UnoRuntime.queryInterface(
XPresentation2.class, xPresentation);
xSlideShowController = xPresentation2.getController();
this.currentSlide = xSlideShowController.getCurrentSlideIndex();
return;
}
/**
* Goes to the next slide.
*
*/
private void gotoNextSlide() {
XPresentationSupplier xPresentationSupplier = null;
XPresentation xPresentation = null;
XPresentation2 xPresentation2 = null;
XSlideShowController xSlideShowController = null;
xPresentationSupplier = (XPresentationSupplier)
UnoRuntime.queryInterface(
XPresentationSupplier.class, this.doc);
xPresentation = xPresentationSupplier.getPresentation();
xPresentation2 = (XPresentation2) UnoRuntime.queryInterface(
XPresentation2.class, xPresentation);
xSlideShowController = xPresentation2.getController();
xSlideShowController.gotoNextSlide();
this.currentSlide = xSlideShowController.getCurrentSlideIndex();
return;
}
/**
* Goes to the previous slide.
*
*/
private void gotoPreviousSlide() {
XPresentationSupplier xPresentationSupplier = null;
XPresentation xPresentation = null;
XPresentation2 xPresentation2 = null;
XSlideShowController xSlideShowController = null;
xPresentationSupplier = (XPresentationSupplier)
UnoRuntime.queryInterface(
XPresentationSupplier.class, this.doc);
xPresentation = xPresentationSupplier.getPresentation();
xPresentation2 = (XPresentation2) UnoRuntime.queryInterface(
XPresentation2.class, xPresentation);
xSlideShowController = xPresentation2.getController();
xSlideShowController.gotoPreviousSlide();
this.currentSlide = xSlideShowController.getCurrentSlideIndex();
return;
}
/**
* Stops the presentation
*
*/
private void stop() {
XPresentationSupplier xPresentationSupplier = null;
XPresentation xPresentation = null;
XPresentation2 xPresentation2 = null;
xPresentationSupplier = (XPresentationSupplier)
UnoRuntime.queryInterface(
XPresentationSupplier.class, this.doc);
xPresentation = xPresentationSupplier.getPresentation();
xPresentation2 = (XPresentation2) UnoRuntime.queryInterface(
XPresentation2.class, xPresentation);
if (xPresentation2.isRunning()) {
XSlideShowController xSlideShowController
= xPresentation2.getController();
XModel xModel = (XModel) UnoRuntime.queryInterface(
XModel.class, this.doc);
this.savedSlideIndeces.put(xModel.getURL(),
xSlideShowController.getCurrentSlideIndex());
xPresentation.end();
}
return;
}
/**
* Goes to a specific slide.
*
*/
private void gotoSlide() {
XPresentationSupplier xPresentationSupplier = null;
XPresentation xPresentation = null;
XPresentation2 xPresentation2 = null;
XSlideShowController xSlideShowController = null;
xPresentationSupplier = (XPresentationSupplier)
UnoRuntime.queryInterface(
XPresentationSupplier.class, this.doc);
xPresentation = xPresentationSupplier.getPresentation();
xPresentation2 = (XPresentation2) UnoRuntime.queryInterface(
XPresentation2.class, xPresentation);
xSlideShowController = xPresentation2.getController();
xSlideShowController.gotoSlideIndex(this.slide);
this.currentSlide = xSlideShowController.getCurrentSlideIndex();
return;
}
/**
* Closes the presentation document.
*
*/
private void close() {
this.doc.dispose();
this.doc = null;
return;
}
/**
* The action type.
*
* @author <a href="mailto:imacat@mail.imacat.idv.tw">imacat</a>
* @version 0.01
*/
private enum ActionType {
/** Starts the presentation. */
START,
/** Goes to the next slide. */
NEXT,
/** Goes to the previous slide. */
PREVIOUS,
/** Stop the presentation. */
STOP,
/** Goes to a specific slide. */
GOTO,
/** Closes the presentation document. */
CLOSE;
}
/**
* The presentation file.
*
* @author <a href="mailto:imacat@mail.imacat.idv.tw">imacat</a>
* @version 0.01
*/
private class PresentationFile {
/** The document file. */
private String file = null;
/** The document title. */
private String title = null;
/**
* Creates a new instance of PresentationFile.
*
* @param file the document file
* @param title the document title
*/
private PresentationFile(String file, String title) {
this.file = file;
this.title = title;
}
/**
* Returns the document file.
*
* @return the document file
*/
private String getFile() {
return this.file;
}
/**
* Returns the document title.
*
* @return the document title
*/
private String getTitle() {
return this.title;
}
}
%><%
this.r = request;
this.parseArguments();
if (this.action != null) {
this.connect("localhost", 2002);
this.findDocument();
this.open();
switch (this.action) {
case START:
this.start();
break;
case NEXT:
this.gotoNextSlide();
break;
case PREVIOUS:
this.gotoPreviousSlide();
break;
case STOP:
this.stop();
break;
case CLOSE:
this.stop();
this.close();
break;
case GOTO:
this.gotoSlide();
break;
}
}
out.print(this.showHTML());
%>