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/*
* The MIT License
*
* Copyright (c) 2009-2023 PrimeTek Informatics
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.primefaces.util;
import java.util.*;
import java.util.logging.Logger;
import javax.faces.application.ProjectStage;
import javax.faces.component.UIComponent;
import javax.faces.component.UIForm;
import javax.faces.component.UIParameter;
import javax.faces.context.FacesContext;
import javax.faces.view.facelets.FaceletException;
import org.primefaces.component.api.AjaxSource;
import org.primefaces.component.api.ClientBehaviorRenderingMode;
import org.primefaces.config.PrimeConfiguration;
import org.primefaces.context.PrimeApplicationContext;
import org.primefaces.expression.SearchExpressionFacade;
import org.primefaces.expression.SearchExpressionHint;
/**
* Helper to generate javascript code of an ajax call
*/
public class AjaxRequestBuilder {
private static final Logger LOG = Logger.getLogger(AjaxRequestBuilder.class.getName());
private static final Set HINTS_UPDATE = Collections.unmodifiableSet(EnumSet.of(
SearchExpressionHint.VALIDATE_RENDERER,
SearchExpressionHint.SKIP_UNRENDERED,
SearchExpressionHint.RESOLVE_CLIENT_SIDE));
private static final Set HINTS_UPDATE_IGNORE_NO_RESULT = Collections.unmodifiableSet(EnumSet.of(
SearchExpressionHint.VALIDATE_RENDERER,
SearchExpressionHint.SKIP_UNRENDERED,
SearchExpressionHint.RESOLVE_CLIENT_SIDE,
SearchExpressionHint.IGNORE_NO_RESULT));
private static final Set HINTS_PROCESS = Collections.unmodifiableSet(EnumSet.of(
SearchExpressionHint.RESOLVE_CLIENT_SIDE));
private static final Set HINTS_PROCESS_IGNORE_NO_RESULT = Collections.unmodifiableSet(EnumSet.of(
SearchExpressionHint.RESOLVE_CLIENT_SIDE,
SearchExpressionHint.IGNORE_NO_RESULT));
protected StringBuilder buffer;
protected FacesContext context;
private boolean preventDefault;
public AjaxRequestBuilder(FacesContext context) {
this.context = context;
this.buffer = new StringBuilder();
}
public AjaxRequestBuilder init() {
buffer.append("PrimeFaces.ab({");
return this;
}
public AjaxRequestBuilder source(String source) {
if (source != null) {
buffer.append("s:").append("\"").append(source).append("\"");
}
else {
buffer.append("s:").append("this");
}
return this;
}
public AjaxRequestBuilder form(AjaxSource source, UIComponent component, UIForm formComponent) {
String result = null;
String form = source.getForm();
if (LangUtils.isBlank(form)) {
if (formComponent == null) {
formComponent = ComponentTraversalUtils.closestForm(component);
}
if (formComponent == null) {
if (context.isProjectStage(ProjectStage.Development)) {
String message = "Component '" + component.getClientId(context)
+ "' should be inside a form or should reference a form via its form attribute."
+ " We will try to find a fallback form on the client side.";
LOG.info(message);
}
}
else {
result = formComponent.getClientId(context);
}
}
else {
result = SearchExpressionFacade.resolveClientId(context, component, source.getForm());
}
if (result != null) {
buffer.append(",f:\"").append(result).append("\"");
}
return this;
}
public AjaxRequestBuilder form(AjaxSource source, UIComponent component) {
return form(source, component, null);
}
//Don't deprecate or remove this method. It's required for themes' backward compatibility.
public AjaxRequestBuilder form(String form) {
if (form != null) {
buffer.append(",f:\"").append(form).append("\"");
}
return this;
}
public AjaxRequestBuilder process(UIComponent component, String expressions) {
return process(component, expressions, false);
}
public AjaxRequestBuilder process(UIComponent component, String expressions, boolean ignoreNoResult) {
addExpressions(component, expressions, "p", ignoreNoResult ? HINTS_PROCESS_IGNORE_NO_RESULT : HINTS_PROCESS);
return this;
}
public AjaxRequestBuilder update(UIComponent component, String expressions) {
return update(component, expressions, false);
}
public AjaxRequestBuilder update(UIComponent component, String expressions, boolean ignoreNoResult) {
addExpressions(component, expressions, "u", ignoreNoResult ? HINTS_UPDATE_IGNORE_NO_RESULT : HINTS_UPDATE);
return this;
}
private AjaxRequestBuilder addExpressions(UIComponent component, String expressions, String key, Set hints) {
if (LangUtils.isNotBlank(expressions)) {
String resolvedExpressions = SearchExpressionFacade.resolveClientIds(context, component, expressions, hints);
buffer.append(",").append(key).append(":\"").append(resolvedExpressions).append("\"");
}
return this;
}
public AjaxRequestBuilder event(String event) {
buffer.append(",e:\"").append(event).append("\"");
return this;
}
public AjaxRequestBuilder async(boolean async) {
if (async) {
buffer.append(",a:true");
}
return this;
}
public AjaxRequestBuilder skipChildren(boolean skipChildren) {
if (!skipChildren) {
buffer.append(",sc:false");
}
return this;
}
public AjaxRequestBuilder global(boolean global) {
if (!global) {
buffer.append(",g:false");
}
return this;
}
public AjaxRequestBuilder delay(String delay) {
if (LangUtils.isNotBlank(delay) && !"none".equals(delay)) {
buffer.append(",d:").append(delay);
if (context.isProjectStage(ProjectStage.Development)) {
try {
Integer.parseInt(delay);
}
catch (NumberFormatException e) {
throw new FaceletException("Delay attribute should only take numbers or \"none\"");
}
}
}
return this;
}
public AjaxRequestBuilder timeout(int timeout) {
if (timeout > 0) {
buffer.append(",t:").append(timeout);
}
return this;
}
public AjaxRequestBuilder ignoreAutoUpdate(boolean ignoreAutoUpdate) {
if (ignoreAutoUpdate) {
buffer.append(",iau:true");
}
return this;
}
public AjaxRequestBuilder partialSubmit(boolean value, boolean partialSubmitSet, String partialSubmitFilter) {
// when set on the component/ajax behavior, always pass the argument
// otherwise the global setting is passed by the HeadRenderer (PrimeFaces.settings.partialSubmit)
if (partialSubmitSet) {
buffer.append(",ps:").append(value);
if (value) {
if (partialSubmitFilter != null) {
buffer.append(",psf:\"").append(partialSubmitFilter).append("\"");
}
}
}
return this;
}
public AjaxRequestBuilder resetValues(boolean value, boolean resetValuesSet) {
PrimeConfiguration config = PrimeApplicationContext.getCurrentInstance(context).getConfig();
//component can override global setting
boolean resetValues = resetValuesSet ? value : config.isResetValuesEnabled();
if (resetValues) {
buffer.append(",rv:true");
}
return this;
}
public AjaxRequestBuilder onstart(String onstart) {
if (onstart != null) {
buffer.append(",onst:function(cfg){").append(onstart).append(";}");
}
return this;
}
public AjaxRequestBuilder onerror(String onerror) {
if (onerror != null) {
buffer.append(",oner:function(xhr,status,error){").append(onerror).append(";}");
}
return this;
}
public AjaxRequestBuilder onsuccess(String onsuccess) {
if (onsuccess != null) {
buffer.append(",onsu:function(data,status,xhr){").append(onsuccess).append(";}");
}
return this;
}
public AjaxRequestBuilder oncomplete(String oncomplete) {
if (oncomplete != null) {
buffer.append(",onco:function(xhr,status,args,data){").append(oncomplete).append(";}");
}
return this;
}
public AjaxRequestBuilder params(UIComponent component) {
boolean paramWritten = false;
for (int i = 0; i < component.getChildCount(); i++) {
UIComponent child = component.getChildren().get(i);
if (child instanceof UIParameter) {
UIParameter parameter = (UIParameter) child;
Object paramValue = parameter.getValue();
if (paramValue == null) {
continue;
}
if (!paramWritten) {
paramWritten = true;
buffer.append(",pa:[");
}
else {
buffer.append(",");
}
buffer.append("{name:").append("\"").append(EscapeUtils.forJavaScript(parameter.getName())).append("\",value:\"")
.append(EscapeUtils.forJavaScript(paramValue.toString())).append("\"}");
}
}
if (paramWritten) {
buffer.append("]");
}
return this;
}
public AjaxRequestBuilder params(Map> params) {
if (params != null && !params.isEmpty()) {
buffer.append(",pa:[");
for (Iterator>> it = params.entrySet().iterator(); it.hasNext();) {
Map.Entry> entry = it.next();
String name = entry.getKey();
List paramValues = entry.getValue();
int size = paramValues.size();
for (int i = 0; i < size; i++) {
String paramValue = paramValues.get(i);
if (paramValue == null) {
paramValue = "";
}
buffer.append("{name:").append("\"").append(EscapeUtils.forJavaScript(name)).append("\",value:\"")
.append(EscapeUtils.forJavaScript(paramValue)).append("\"}");
if (i < (size - 1)) {
buffer.append(",");
}
}
if (it.hasNext()) {
buffer.append(",");
}
}
buffer.append("]");
}
return this;
}
public AjaxRequestBuilder passParams() {
buffer.append(",pa:arguments[0]");
return this;
}
public AjaxRequestBuilder preventDefault() {
this.preventDefault = true;
return this;
}
public StringBuilder getBuffer() {
return buffer;
}
public String build() {
addFragmentConfig();
buffer.append("});");
if (preventDefault) {
buffer.append("return false;");
}
String request = buffer.toString();
reset();
return request;
}
public String buildBehavior(ClientBehaviorRenderingMode mode) {
addFragmentConfig();
if (mode == ClientBehaviorRenderingMode.UNOBSTRUSIVE) {
buffer.append("},ext);");
}
else if (mode == ClientBehaviorRenderingMode.OBSTRUSIVE) {
buffer.append("});");
}
if (preventDefault) {
buffer.append("return false;");
}
String request = buffer.toString();
reset();
return request;
}
public void reset() {
buffer.setLength(0);
preventDefault = false;
}
private void addFragmentConfig() {
Map attrs = context.getAttributes();
Object fragmentProcess = attrs.get(Constants.FRAGMENT_PROCESS);
if (fragmentProcess != null) {
buffer.append(",fp:\"").append(fragmentProcess).append("\"");
}
Object fragmentUpdate = attrs.get(Constants.FRAGMENT_UPDATE);
if (fragmentUpdate != null) {
buffer.append(",fu:\"").append(fragmentUpdate).append("\"");
}
}
}
