package info.bliki.wiki.client;
import info.bliki.wiki.client.filter.WikipediaFilter;
import info.bliki.wiki.client.util.Location;
import info.bliki.wiki.client.util.WindowUtils;
import java.util.HashMap;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.core.client.GWT;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.rpc.InvocationException;
import com.google.gwt.user.client.rpc.ServiceDefTarget;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.ClickListener;
import com.google.gwt.user.client.ui.DockPanel;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.HasAlignment;
import com.google.gwt.user.client.ui.HorizontalPanel;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.TabPanel;
import com.google.gwt.user.client.ui.TextArea;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.VerticalPanel;
import com.google.gwt.user.client.ui.Widget;
/**
*/
public class Wiki implements EntryPoint {
private TabPanel fTabs = new TabPanel();
public static final HTML WIKI_TITLE = new HTML();
public static final Label WIKI_EDITOR_TITLE_LABEL = new Label("Title:");
public static final TextBox WIKI_EDITOR_TITLE = new TextBox();
public static final TextArea WIKI_EDITOR_BODY = new TextArea();
public static final HTML PREVIEW_HTML = new HTML();
public static final HTML ANSWER_HTML = new HTML();
private final Button fPreviewButton = new Button("(P)review");
private final Button fSendArticle = new Button("(S)end wiki article for review");
protected WikipediaFilter fWikiFilter;
protected HashMap fWikiSettings;
private final WikiServiceAsync fService;
public Wiki() {
fService = (WikiServiceAsync) GWT.create(WikiService.class);
ServiceDefTarget target = (ServiceDefTarget) fService;
if (GWT.isScript()) {
String url = GWT.getModuleBaseURL();
url += "/wiki";
target.setServiceEntryPoint(url);
} else {
target.setServiceEntryPoint("/wiki");
}
}
public void onModuleLoad() {
Location loc = WindowUtils.getLocation();
String title = loc.getParameter("title");
if (title == null || title.length() == 0) {
title = getMainArticle();
}
// setup wiki engine for preview:
fWikiFilter = new WikipediaFilter();
fWikiSettings = new HashMap();
fWikiSettings.put("wiki_url", "Wiki.html?title=${title}");
fPreviewButton.addClickListener(new ClickListener() {
public void onClick(Widget sender) {
String str = WIKI_EDITOR_BODY.getText().trim();
if (str.length() > 0) {
String result = fWikiFilter.filter(str, fWikiSettings);
PREVIEW_HTML.setHTML(result);
renderCode();
}
WIKI_EDITOR_BODY.setFocus(true);
}
});
fSendArticle.setAccessKey('p');
fSendArticle.addClickListener(new ClickListener() {
public void onClick(Widget sender) {
String title = WIKI_EDITOR_TITLE.getText().trim();
if (title == null || title.length() == 0) {
title = "No_Title";
}
String str = WIKI_EDITOR_BODY.getText().trim();
if (str.length() > 0) {
callService(fService, title, str);
}
WIKI_EDITOR_BODY.setFocus(true);
}
});
fSendArticle.setAccessKey('s');
// <a href="mailto:test@test.com?subject=tests&body=test">dsfsdfsa</a>
VerticalPanel panel = WikiLoaderPanel.PANEL;
panel.setHorizontalAlignment(VerticalPanel.ALIGN_LEFT);
panel.setVerticalAlignment(VerticalPanel.ALIGN_TOP);
WikiLoaderPanel.HTML_PANEL.loadHTML(title);
panel.setWidth("100%");
DockPanel dp = new DockPanel();
// dp.add(list, DockPanel.WEST);
dp.add(panel, DockPanel.CENTER);
dp.setCellVerticalAlignment(panel, HasAlignment.ALIGN_TOP);
dp.setCellWidth(panel, "100%");
fTabs.add(dp, "article");
WIKI_EDITOR_BODY.setCharacterWidth(80);
WIKI_EDITOR_BODY.setVisibleLines(10);
VerticalPanel editPanel = new VerticalPanel();
editPanel.setHorizontalAlignment(VerticalPanel.ALIGN_LEFT);
editPanel.setVerticalAlignment(VerticalPanel.ALIGN_TOP);
// editPanel.setSpacing(8);
HorizontalPanel p1 = new HorizontalPanel();
p1.add(WIKI_EDITOR_TITLE_LABEL);
p1.add(WIKI_EDITOR_TITLE);
editPanel.add(p1);
editPanel.add(WIKI_EDITOR_BODY);
HorizontalPanel p2 = new HorizontalPanel();
p2.add(fPreviewButton);
p2.add(fSendArticle);
p2.add(ANSWER_HTML);
editPanel.add(p2);
editPanel.add(ANSWER_HTML);
editPanel.add(PREVIEW_HTML);
fTabs.add(editPanel, "edit");
fTabs.selectTab(0);
fTabs.setWidth("100%");
fTabs.setHeight("100%");
// History.addHistoryListener(this);
RootPanel.get().add(fTabs);
}
public static native String getMainArticle() /*-{
return $wnd.article;
}-*/;
public static void callService(final WikiServiceAsync service, String title, String body) {
ANSWER_HTML.setHTML("Processing submission...");
service.send(title, body, 1, new AsyncCallback() {
public void onSuccess(Object obj) {
ANSWER_HTML.setHTML("Thanks for your submission");
}
public void onFailure(Throwable caught) {
// Convenient way to find out which exception was
// thrown.
try {
// fLoadingImage.setUrl("images/searching.gif");
throw caught;
} catch (InvocationException e) {
// the call didn't complete cleanly
ANSWER_HTML.setHTML("InvocationException occured: " + e.getMessage());
} catch (Throwable e) {
// last resort -- a very unexpected exception
ANSWER_HTML.setHTML("Exception occured: " + e.getMessage());
}
}
});
}
public static native void renderCode() /*-{
$wnd.dp.SyntaxHighlighter.HighlightAll('code');
}-*/;
}