/**
* Generates and returns the ZK specific HTML tags such as stylesheet and JavaScript.
*
* <p>For each desktop, we have to generate a set of HTML tags to load ZK Client engine, style
* sheets and so on. For ZUL pages, it is generated automatically by page.dsp. However, for ZHTML
* pages, we have to generate these tags with special component such as org.zkoss.zhtml.Head, such
* that the result HTML page is legal.
*
* @param exec the execution (never null)
* @return the string holding the HTML tags, or null if already generated.
* @param wapp the Web application. If null, exec.getDesktop().getWebApp() is used. So you have to
* specify it if the execution is not associated with desktop (a fake execution, such as
* JSP/DSP).
* @param deviceType the device type, such as ajax. If null, exec.getDesktop().getDeviceType() is
* used. So you have to specify it if the execution is not associated with desktop (a fake
* execution).
* @see #outHeaderZkTags
*/
public static String outZkTags(Execution exec, WebApp wapp, String deviceType) {
if (exec.getAttribute(ATTR_ZK_TAGS_GENERATED) != null) return null;
exec.setAttribute(ATTR_ZK_TAGS_GENERATED, Boolean.TRUE);
final StringBuffer sb =
new StringBuffer(512)
.append('\n')
.append(outLangStyleSheets(exec, wapp, deviceType))
.append(outLangJavaScripts(exec, wapp, deviceType));
final Desktop desktop = exec.getDesktop();
if (desktop != null && exec.getAttribute(ATTR_DESKTOP_JS_GENED) == null) {
sb.append("<script class=\"z-runonce\" type=\"text/javascript\">\nzkdt('")
.append(desktop.getId())
.append("','")
.append(getContextURI(exec))
.append("','")
.append(desktop.getUpdateURI(null))
.append("','")
.append(desktop.getRequestPath())
.append("');")
.append(outSpecialJS(desktop))
.append("\n</script>\n");
}
return sb.toString();
}
public String nextDesktopId(Desktop desktop) {
if (desktop.getAttribute("Id_Num") == null) {
String number = "0";
desktop.setAttribute("Id_Num", number);
}
return null;
}
// @Override
public void render(Page page, Writer out) throws IOException {
final Desktop desktop = _exec.getDesktop();
out.write("<script type=\"text/javascript\">zkpb('");
out.write(page.getUuid());
out.write("','");
out.write(desktop.getId());
out.write("','");
out.write(getContextURI());
out.write("','");
out.write(desktop.getUpdateURI(null));
out.write("','");
out.write(desktop.getRequestPath());
out.write('\'');
String style = page.getStyle();
if (style != null && style.length() > 0) {
out.write(",{style:'");
out.write(style);
out.write("'}");
}
out.write(");zkpe();</script>\n");
for (Component root = page.getFirstRoot(); root != null; root = root.getNextSibling()) {
// HtmlPageRenders.outStandalone(_exec, root, out);
}
}
private static void outDivTemplateEnd(Page page, Writer out) throws IOException {
final Desktop dt;
if (page != null && (dt = page.getDesktop()) != null) {
if (dt.getAttribute(ATTR_DESKTOP_CLIENTINFO) != null) {
dt.removeAttribute(ATTR_DESKTOP_CLIENTINFO);
if (!"CE".equals(WebApps.getEdition()))
out.write(
"<script type=\"text/javascript\">if(zk.clientinfo === undefined)zk.clientinfo = true;</script>");
}
if (dt.getAttribute(ATTR_DESKTOP_VISIBILITYCHANGE) != null) {
dt.removeAttribute(ATTR_DESKTOP_VISIBILITYCHANGE);
out.write(
"<script type=\"text/javascript\">if(zk.visibilitychange === undefined)zk.visibilitychange = true;</script>");
}
String resourceURL = (String) page.getAttribute(ATTR_PORTLET2_RESOURCEURL, Page.PAGE_SCOPE);
if (resourceURL != null) {
page.removeAttribute(ATTR_PORTLET2_RESOURCEURL, Page.PAGE_SCOPE);
out.write("<script type=\"text/javascript\">zk.portlet2AjaxURI = '");
out.write(resourceURL);
out.write("';</script>");
}
}
outSEOContent(page, out);
out.write("</div>");
}
/**
* Process the event. Note: it doesn't invoke EventThreadInit and EventThreadCleanup.
*
* <p>This method is to implement {@link org.zkoss.zk.ui.sys.EventProcessingThread}. See also
* {@link org.zkoss.zk.ui.util.Configuration#isEventThreadEnabled}.
*/
public void process() throws Exception {
final ExecutionMonitor execmon = _desktop.getWebApp().getConfiguration().getExecutionMonitor();
// Bug 1506712: event listeners might be zscript, so we have to
// keep built-in variables as long as possible
final Scope scope = Scopes.beforeInterpret(_comp);
// we have to push since process0 might invoke methods from zscript class
try {
Scopes.setImplicit("event", _event);
_event = ((DesktopCtrl) _desktop).beforeProcessEvent(_event);
if (_event != null) {
if (execmon != null) execmon.eventStart(_event);
Scopes.setImplicit("event", _event); // _event might change
((ComponentCtrl) _comp).service(_event, scope);
((DesktopCtrl) _desktop).afterProcessEvent(_event);
}
} finally {
final Execution exec = _desktop.getExecution();
if (exec != null) // just in case
((ExecutionCtrl) exec).setExecutionInfo(null);
if (execmon != null && _event != null) execmon.eventComplete(_event);
Scopes.afterInterpret();
}
}
private boolean isEventThreadEnabled(boolean attachedRequired) {
Desktop desktop = getDesktop();
if (desktop == null) {
if (attachedRequired) throw new SuspendNotAllowedException("Not attached, " + this);
final Execution exec = Executions.getCurrent();
if (exec == null || (desktop = exec.getDesktop()) == null)
return true; // assume enabled (safer)
}
return desktop.getWebApp().getConfiguration().isEventThreadEnabled();
}
private static Boolean getAutomaticTimeout(Desktop desktop) {
if (desktop != null)
for (Page page : desktop.getPages()) {
Boolean b = ((PageCtrl) page).getAutomaticTimeout();
if (b != null) return b;
}
return null;
}
public DefaultDesktop() {
super();
dashboardController = new DashboardController();
sideController = new DashboardController();
helpController = new HelpController();
m_desktop = AEnv.getDesktop();
m_desktop.addListener(this);
// subscribing to broadcast event
bindEventManager();
ZKBroadCastManager.getBroadCastMgr();
EventQueue<Event> queue = EventQueues.lookup(ACTIVITIES_EVENT_QUEUE, true);
queue.subscribe(this);
}
private static final boolean isGroupingAllowed(Desktop desktop) {
final String name = "org.zkoss.zk.ui.input.grouping.allowed";
if (desktop != null) {
final Collection<Page> pages = desktop.getPages();
if (!pages.isEmpty()) {
final Page page = pages.iterator().next();
Object o = page.getAttribute(name);
if (o != null)
return (o instanceof Boolean && ((Boolean) o).booleanValue()) || !"false".equals(o);
}
}
if (_groupingAllowed == null) {
final String s = Library.getProperty(name);
_groupingAllowed = Boolean.valueOf(s == null || !"false".equals(s));
}
return _groupingAllowed.booleanValue();
}
/**
* Generates the special JavaScript code, such as the application's name. It shall be called,
* before generating "zkmx(" and "zkx(".
*
* @since 5.0.6
*/
public static final String outSpecialJS(Desktop desktop) {
final StringBuffer sb = new StringBuffer();
// output application name
String oldnm = (String) desktop.getAttribute(ATTR_APPNM);
if (oldnm == null) oldnm = "ZK";
final String appnm = desktop.getWebApp().getAppName();
if (!oldnm.equals(appnm)) {
sb.append("zk.appName='");
Strings.escape(sb, appnm, Strings.ESCAPE_JAVASCRIPT).append("';");
desktop.setAttribute(ATTR_APPNM, appnm);
}
// output zktheme cookie
String oldthemenm = (String) desktop.getAttribute(ATTR_THEMENM);
if (oldthemenm == null) oldthemenm = "";
final Object request = desktop.getExecution().getNativeRequest();
String themenm = "";
if (request instanceof HttpServletRequest) {
themenm = ThemeFns.getThemeResolver().getTheme((HttpServletRequest) request);
}
if (!oldthemenm.equals(themenm)) {
sb.append("zk.themeName='");
Strings.escape(sb, themenm, Strings.ESCAPE_JAVASCRIPT).append("';");
desktop.setAttribute(ATTR_THEMENM, themenm);
}
// output ZK ICON
final Session sess = Sessions.getCurrent();
if (sess != null) {
WebApp wapp = desktop.getWebApp();
if (wapp == null
|| "CE".equals(WebApps.getEdition())
|| wapp.getAttribute("org.zkoss.zk.ui.notice") != null) {
final PI pi = (PI) sess.getAttribute(ATTR_PI);
boolean show = pi == null;
if (show) sess.setAttribute(ATTR_PI, new PI());
else show = pi.show();
if (show) sb.append("zk.pi=1;");
}
}
return sb.toString();
}
/**
* Returns the HTML content representing a page.
*
* @param au whether it is caused by asynchronous update
* @param exec the execution (never null)
*/
public static final void outPageContent(Execution exec, Page page, Writer out, boolean au)
throws IOException {
final Desktop desktop = page.getDesktop();
final PageCtrl pageCtrl = (PageCtrl) page;
final Component owner = pageCtrl.getOwner();
boolean contained = owner == null && exec.isIncluded();
// a standalone page (i.e., no owner), and being included by
// non-ZK page (e.g., JSP).
//
// Revisit Bug 2001707: OK to use exec.isIncluded() since
// we use PageRenderer now (rather than Servlet's include)
// TODO: test again
// prepare style
String style = page.getStyle();
if (style == null || style.length() == 0) {
style = null;
String wd = null, hgh = null;
if (owner instanceof HtmlBasedComponent) {
final HtmlBasedComponent hbc = (HtmlBasedComponent) owner;
wd = hbc.getWidth(); // null if not set
hgh = hbc.getHeight(); // null if not set
}
if (wd != null || hgh != null || contained) {
final StringBuffer sb = new StringBuffer(32);
HTMLs.appendStyle(sb, "width", wd != null ? wd : "100%");
HTMLs.appendStyle(sb, "height", hgh != null ? hgh : contained ? null : "100%");
style = sb.toString();
}
}
RenderContext rc = null, old = null;
final boolean aupg = exec.isAsyncUpdate(page); // AU this page
final boolean includedAndPart = owner != null && !aupg;
// this page is included and rendered with its owner
final boolean divRequired = !au || includedAndPart;
final boolean standalone = !au && owner == null;
if (standalone) {
rc =
new RenderContext(
out, new StringWriter(), desktop.getWebApp().getConfiguration().isCrawlable(), false);
setRenderContext(exec, rc);
} else if (owner != null) {
old = getRenderContext(exec); // store
final boolean crawlable =
old != null && old.temp != null && desktop.getWebApp().getConfiguration().isCrawlable();
setRenderContext(exec, crawlable ? new RenderContext(old.temp, null, true, true) : null);
}
// generate div first
if (divRequired) {
outDivTemplateBegin(out, page.getUuid());
}
if (standalone) { // switch out
// don't call outDivTemplateEnd yet since rc.temp will be generated before it
out = new StringWriter();
} else if (divRequired) {
outDivTemplateEnd(page, out); // close it now since no rc.temp
}
if (includedAndPart) {
out = new StringWriter();
} else if (divRequired) {
// generate JS second
out.write("\n<script class=\"z-runonce\" type=\"text/javascript\">\n");
}
exec.setAttribute(ATTR_DESKTOP_JS_GENED, Boolean.TRUE);
final int order = ComponentRedraws.beforeRedraw(false);
final String extra;
try {
if (order < 0) {
if (aupg) out.write('[');
else {
out.write(outSpecialJS(desktop));
out.write(divRequired ? "zkmx(" : "zkx(");
}
} else if (order > 0) // not first child
out.write(',');
out.write("\n[0,'"); // 0: page
out.write(page.getUuid());
out.write("',{");
final StringBuffer props = new StringBuffer(128);
final String pgid = page.getId();
if (pgid.length() > 0) appendProp(props, "id", pgid);
if (owner != null) {
appendProp(props, "ow", owner.getUuid());
} else {
appendProp(props, "dt", desktop.getId());
appendProp(props, "cu", getContextURI(exec));
appendProp(props, "uu", desktop.getUpdateURI(null));
appendProp(props, "ru", desktop.getRequestPath());
}
final String pageWgtCls = pageCtrl.getWidgetClass();
if (pageWgtCls != null) appendProp(props, "wc", pageWgtCls);
if (style != null) appendProp(props, "style", style);
if (!isClientROD(page)) appendProp(props, "z$rod", Boolean.FALSE);
if (contained) appendProp(props, "ct", Boolean.TRUE);
out.write(props.toString());
out.write("},[");
for (Component root = page.getFirstRoot(); root != null; root = root.getNextSibling())
((ComponentCtrl) root).redraw(out);
out.write("]]");
} finally {
extra = ComponentRedraws.afterRedraw();
}
if (order < 0) {
outEndJavaScriptFunc(exec, out, extra, aupg);
}
if (standalone) {
setRenderContext(exec, null);
StringBuffer sw = ((StringWriter) out).getBuffer();
out = rc.temp;
if (divRequired) outDivTemplateEnd(page, out);
// close tag after temp, but before perm (so perm won't be destroyed)
Files.write(out, ((StringWriter) rc.perm).getBuffer()); // perm
// B65-ZK-1836
Files.write(
out, new StringBuffer(sw.toString().replaceAll("</(?i)(?=script>)", "<\\\\/"))); // js
} else if (owner != null) { // restore
setRenderContext(exec, old);
}
if (includedAndPart) {
((Includer) owner).setRenderingResult(((StringWriter) out).toString());
} else if (divRequired) {
out.write("\n</script>\n");
}
}
public String nextComponentUuid(Desktop desktop, Component comp, ComponentInfo info) {
int i = Integer.parseInt(desktop.getAttribute("Id_Num").toString());
i++; // Start from 1
desktop.setAttribute("Id_Num", String.valueOf(i));
return PREFIX + i;
}
public void automaticAssociations() {
logger.debug("automaticAssociations()");
if (Messagebox.show(
Labels.getLabel("common.automaticMsg"),
Labels.getLabel("common.automatic"),
Messagebox.YES | Messagebox.NO,
Messagebox.QUESTION)
== Messagebox.YES) {
final org.zkoss.zk.ui.Desktop desktop = Executions.getCurrent().getDesktop();
if (desktop.isServerPushEnabled() == false) desktop.enableServerPush(true);
Clients.showBusy(Labels.getLabel("loginHelper.working"));
final CodeSystem cs1 = (CodeSystem) SessionHelper.getValue("selectedCS1");
final CodeSystem cs2 = (CodeSystem) SessionHelper.getValue("selectedCS2");
// start timer to enable busy message
Timer timer = new Timer();
timer.schedule(
new TimerTask() {
@Override
public void run() {
try {
// List<CodeSystemEntityVersionAssociation> list = new
// LinkedList<CodeSystemEntityVersionAssociation>();
logger.debug("cs1: " + cs1.getName());
logger.debug("cs2: " + cs2.getName());
long csvId1 = cs1.getCodeSystemVersions().get(0).getVersionId();
long csvId2 = cs2.getCodeSystemVersions().get(0).getVersionId();
logger.debug("csvId1: " + csvId1);
logger.debug("csvId2: " + csvId2);
// ListCodeSystemConceptsRequestType
ListCodeSystemConceptsResponse.Return response1 =
WebServiceHelper.listCodeSystemConcepts(csvId1);
ListCodeSystemConceptsResponse.Return response2 =
WebServiceHelper.listCodeSystemConcepts(csvId2);
logger.debug("result 1: " + response1.getReturnInfos().getMessage());
logger.debug("result 2: " + response2.getReturnInfos().getMessage());
Executions.activate(desktop);
if (response1.getReturnInfos().getStatus() == Status.OK
&& response2.getReturnInfos().getStatus() == Status.OK) {
for (CodeSystemEntity cse1 : response1.getCodeSystemEntity()) {
CodeSystemEntityVersion csev1 = cse1.getCodeSystemEntityVersions().get(0);
CodeSystemConcept csc1 = csev1.getCodeSystemConcepts().get(0);
for (CodeSystemEntity cse2 : response2.getCodeSystemEntity()) {
CodeSystemEntityVersion csev2 = cse2.getCodeSystemEntityVersions().get(0);
CodeSystemConcept csc2 = csev2.getCodeSystemConcepts().get(0);
// check same code
if (csc1.getCode().equals(csc2.getCode())) {
// match
addAutomaticMatch(csev1, csev2);
}
// check containing text
if (csc1.getTerm().toLowerCase().contains(csc2.getTerm().toLowerCase())) {
addAutomaticMatch(csev1, csev2);
}
if (csc2.getTerm().toLowerCase().contains(csc1.getTerm().toLowerCase())) {
addAutomaticMatch(csev2, csev1);
}
}
}
}
// read data of both codesystems
/*Include incL = (Include) getFellow("incContentLeft");
ContentAssociationEditor contentEditor1 = (ContentAssociationEditor)incL.getDynamicProperty("instance");
Include incR = (Include) getFellow("incContentRight");
ContentAssociationEditor contentEditor2 = (ContentAssociationEditor)incL.getDynamicProperty("instance");
ContentConcepts content1 = contentEditor1.getContent();
ContentConcepts content2 = contentEditor2.getContent();
TreeModel model1 = content1.getConcepts().getTreeConcepts().getModel();
logger.debug("root: " + model1.getRoot().getClass().getCanonicalName());*/
// Executions.schedule(desktop, el, new Event("finish", null, ""));
Clients.clearBusy();
Executions.deactivate(desktop);
} catch (Exception ex) {
LoggingOutput.outputException(ex, this);
try {
Executions.activate(desktop);
Clients.clearBusy();
Messagebox.show(ex.getLocalizedMessage());
Executions.deactivate(desktop);
} catch (Exception e) {
}
}
}
},
10);
}
}
private void saveAssociations() {
logger.debug("saveAssociations()");
final org.zkoss.zk.ui.Desktop desktop = Executions.getCurrent().getDesktop();
if (desktop.isServerPushEnabled() == false) desktop.enableServerPush(true);
final EventListener el = this;
Clients.showBusy(Labels.getLabel("common.saveChanges") + "...");
final List<CodeSystemEntityVersionAssociation> failureList =
new LinkedList<CodeSystemEntityVersionAssociation>();
// Import durchführen
Timer timer = new Timer();
timer.schedule(
new TimerTask() {
@Override
public void run() {
try {
String sFailure = "";
logger.debug(
"save associations, count: " + genericList.getListbox().getListModel().getSize());
// save associations
// for(Object obj : genericList.getListbox().getListModel())
for (int i = 0; i < genericList.getListbox().getListModel().getSize(); ++i) {
GenericListRowType row =
(GenericListRowType) genericList.getListbox().getListModel().getElementAt(i);
logger.debug("row type: " + row.getData().getClass().getCanonicalName());
if (row.getData() instanceof CodeSystemEntityVersionAssociation) {
CodeSystemEntityVersionAssociation cseva =
(CodeSystemEntityVersionAssociation) row.getData();
// cseva.getCodeSystemEntityVersionByCodeSystemEntityVersionId1()
CreateConceptAssociationRequestType request =
new CreateConceptAssociationRequestType();
request.setLoginToken(SessionHelper.getSessionId());
request.setCodeSystemEntityVersionAssociation(cseva);
CreateConceptAssociationResponse.Return response =
WebServiceHelper.createConceptAssociation(request);
logger.debug("result: " + response.getReturnInfos().getMessage());
if (response.getReturnInfos().getStatus()
== de.fhdo.terminologie.ws.conceptassociation.Status.FAILURE) {
failureList.add(cseva);
sFailure = response.getReturnInfos().getMessage();
}
}
}
// Executions.schedule(desktop, el, new Event("finish", null, ""));
Executions.activate(desktop);
Clients.clearBusy();
List<GenericListRowType> rows = new LinkedList<GenericListRowType>();
for (CodeSystemEntityVersionAssociation cseva : failureList) {
rows.add(createRow(cseva));
}
genericList.setDataList(rows);
// reload side lists (change mapping entries)
reloadLists();
if (sFailure.length() > 0) throw new Exception(sFailure);
// Messagebox.show(sFailure);
Executions.deactivate(desktop);
// Executions.schedule(desktop, el, new Event("updateStatus", null,
// msg));
} catch (Exception ex) {
LoggingOutput.outputException(ex, this);
try {
Executions.activate(desktop);
Clients.clearBusy();
Messagebox.show(ex.getLocalizedMessage());
Executions.deactivate(desktop);
} catch (Exception e) {
}
}
}
},
100);
}
/**
* Open a download dialog to save the specified content at the client with the suggested file
* name.
*
* @param media the media to download
* @param flnm the suggested file name, e.g., myfile.pdf. If null, {@link Media#getName} is
* assumed.
*/
public static void save(Media media, String flnm) {
final Desktop desktop = Executions.getCurrent().getDesktop();
((WebAppCtrl) desktop.getWebApp())
.getUiEngine()
.addResponse(new AuDownload(new DownloadURL(media, flnm))); // Bug 2114380
}
/**
* Setup this processor before processing the event by calling {@link #process}.
*
* <p>Note: it doesn't invoke {@link ExecutionCtrl#onActivate}
*/
public void setup() {
SessionsCtrl.setCurrent(_desktop.getSession());
final Execution exec = _desktop.getExecution();
ExecutionsCtrl.setCurrent(exec);
((ExecutionCtrl) exec).setCurrentPage(getPage());
}
/**
* Returns HTML tags to include all JavaScript files and codes that are required when loading a
* ZUML page (never null).
*
* <p>FUTURE CONSIDERATION: we might generate the inclusion on demand instead of all at once.
*
* @param exec the execution (never null)
* @param wapp the Web application. If null, exec.getDesktop().getWebApp() is used. So you have to
* specify it if the execution is not associated with desktop (a fake execution, such as
* JSP/DSP).
* @param deviceType the device type, such as ajax. If null, exec.getDesktop().getDeviceType() is
* used. So you have to specify it if the execution is not associated with desktop (a fake
* execution).
*/
public static final String outLangJavaScripts(Execution exec, WebApp wapp, String deviceType) {
if (exec.isAsyncUpdate(null) || exec.getAttribute(ATTR_LANG_JS_GENED) != null)
return ""; // nothing to generate
exec.setAttribute(ATTR_LANG_JS_GENED, Boolean.TRUE);
final Desktop desktop = exec.getDesktop();
if (wapp == null) wapp = desktop.getWebApp();
if (deviceType == null) deviceType = desktop != null ? desktop.getDeviceType() : "ajax";
final StringBuffer sb = new StringBuffer(1536);
final Set<JavaScript> jses = new LinkedHashSet<JavaScript>(32);
for (LanguageDefinition langdef : LanguageDefinition.getByDeviceType(deviceType))
jses.addAll(langdef.getJavaScripts());
for (JavaScript js : jses) append(sb, js);
sb.append("\n<!-- ZK ").append(wapp.getVersion());
if (WebApps.getFeature("ee")) sb.append(" EE");
else if (WebApps.getFeature("pe")) sb.append(" PE");
sb.append(' ').append(wapp.getBuild());
Object o = wapp.getAttribute("org.zkoss.zk.ui.notice");
if (o != null) sb.append(o);
sb.append(" -->\n");
int tmout = 0;
final Boolean autoTimeout = getAutomaticTimeout(desktop);
if (autoTimeout != null
? autoTimeout.booleanValue()
: wapp.getConfiguration().isAutomaticTimeout(deviceType)) {
if (desktop != null) {
tmout = desktop.getSession().getMaxInactiveInterval();
} else {
Object req = exec.getNativeRequest();
if (req instanceof HttpServletRequest) {
final HttpSession hsess = ((HttpServletRequest) req).getSession(false);
if (hsess != null) {
final Session sess = SessionsCtrl.getSession(wapp, hsess);
if (sess != null) {
tmout = sess.getMaxInactiveInterval();
} else {
// try configuration first since HttpSession's timeout is set
// when ZK Session is created (so it is not set yet)
// Note: no need to setMaxInactiveInternval here since it will
// be set later or not useful at the end
tmout = wapp.getConfiguration().getSessionMaxInactiveInterval();
if (tmout <= 0) // system default
tmout = hsess.getMaxInactiveInterval();
}
} else tmout = wapp.getConfiguration().getSessionMaxInactiveInterval();
}
}
if (tmout > 0) { // unit: seconds
int extra = tmout / 8;
tmout += extra > 60 ? 60 : extra < 5 ? 5 : extra;
// Add extra seconds to ensure it is really timeout
}
}
final boolean
keepDesktop =
exec.getAttribute(Attributes.NO_CACHE) == null
&& !"page".equals(ExecutionsCtrl.getPageRedrawControl(exec)),
groupingAllowed = isGroupingAllowed(desktop);
final String progressboxPos =
org.zkoss.lang.Library.getProperty("org.zkoss.zul.progressbox.position", "");
if (tmout > 0 || keepDesktop || progressboxPos.length() > 0 || !groupingAllowed) {
sb.append("<script class=\"z-runonce\" type=\"text/javascript\">\nzkopt({");
if (keepDesktop) sb.append("kd:1,");
if (!groupingAllowed) sb.append("gd:1,");
if (tmout > 0) sb.append("to:").append(tmout).append(',');
if (progressboxPos.length() > 0) sb.append("ppos:'").append(progressboxPos).append('\'');
if (sb.charAt(sb.length() - 1) == ',') sb.setLength(sb.length() - 1);
sb.append("});\n</script>");
}
final Device device = Devices.getDevice(deviceType);
String s = device.getEmbedded();
if (s != null) sb.append(s).append('\n');
return sb.toString();
}
/**
* Process asynchronous update requests from the client.
*
* @since 3.0.0
*/
protected void process(Session sess, HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
final String errClient = request.getHeader("ZK-Error-Report");
if (errClient != null)
if (log.debugable())
log.debug("Error found at client: " + errClient + "\n" + Servlets.getDetail(request));
// parse desktop ID
final WebApp wapp = sess.getWebApp();
final WebAppCtrl wappc = (WebAppCtrl) wapp;
final AuDecoder audec = getAuDecoder(wapp);
final String dtid = audec.getDesktopId(request);
if (dtid == null) {
// Bug 1929139: incomplete request (IE only)
if (log.debugable()) {
final String msg = "Incomplete request\n" + Servlets.getDetail(request);
log.debug(msg);
}
response.sendError(467, "Incomplete request");
return;
}
Desktop desktop = getDesktop(sess, dtid);
if (desktop == null) {
final String cmdId = audec.getFirstCommand(request);
if (!"rmDesktop".equals(cmdId))
desktop = recoverDesktop(sess, request, response, wappc, dtid);
if (desktop == null) {
response.setIntHeader("ZK-Error", response.SC_GONE); // denote timeout
sessionTimeout(request, response, wapp, dtid);
return;
}
}
WebManager.setDesktop(request, desktop);
// reason: a new page might be created (such as include)
final String sid = request.getHeader("ZK-SID");
if (sid != null) // Some client might not have ZK-SID
response.setHeader("ZK-SID", sid);
// parse commands
final Configuration config = wapp.getConfiguration();
final List aureqs;
boolean keepAlive = false;
try {
final boolean timerKeepAlive = config.isTimerKeepAlive();
aureqs = audec.decode(request, desktop);
for (Iterator it = aureqs.iterator(); it.hasNext(); ) {
final String cmdId = ((AuRequest) it.next()).getCommand();
keepAlive = !(!timerKeepAlive && Events.ON_TIMER.equals(cmdId)) && !"dummy".equals(cmdId);
// dummy is used for PollingServerPush for piggyback
if (keepAlive) break; // done
}
} catch (Throwable ex) {
log.warningBriefly(ex);
responseError(request, response, Exceptions.getMessage(ex));
return;
}
if (aureqs.isEmpty()) {
final String errmsg = "Illegal request: cmd required";
log.debug(errmsg);
responseError(request, response, errmsg);
return;
}
((SessionCtrl) sess).notifyClientRequest(keepAlive);
// if (log.debugable()) log.debug("AU request: "+aureqs);
final DesktopCtrl desktopCtrl = (DesktopCtrl) desktop;
final Execution exec = new ExecutionImpl(getServletContext(), request, response, desktop, null);
if (sid != null) ((ExecutionCtrl) exec).setRequestId(sid);
final AuWriter out = AuWriters.newInstance();
out.setCompress(_compress);
out.open(
request,
response,
desktop.getDevice().isSupported(Device.RESEND)
? getProcessTimeout(config.getResendDelay())
: 0);
// Note: getResendDelay() might return nonpositive
try {
wappc.getUiEngine().execUpdate(exec, aureqs, out);
} catch (RequestOutOfSequenceException ex) {
log.warning(ex.getMessage());
response.setHeader("ZK-SID", sid);
response.setIntHeader("ZK-Error", AuResponse.SC_OUT_OF_SEQUENCE);
}
out.close(request, response);
}
private Page getPage() {
final Page page = _comp.getPage();
if (page != null) return page;
return _desktop.getFirstPage();
}
private String getEncodedHref() {
final Desktop dt = getDesktop();
return _href != null && dt != null ? dt.getExecution().encodeURL(_href) : null;
// if desktop is null, it doesn't belong to any execution
}
