/**
* OLAT - Online Learning and Training<br>
* http://www.olat.org
* <p>
* Licensed under the Apache License, Version 2.0 (the "License"); <br>
* you may not use this file except in compliance with the License.<br>
* You may obtain a copy of the License at
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* Unless required by applicable law or agreed to in writing,<br>
* software distributed under the License is distributed on an "AS IS" BASIS,
* <br>
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
* See the License for the specific language governing permissions and <br>
* limitations under the License.
* <p>
* Copyright (c) 1999-2006 at Multimedia- & E-Learning Services (MELS),<br>
* University of Zurich, Switzerland.
* <p>
*/
package org.olat.core.gui.components.form.flexible.impl;
import java.util.HashSet;
import java.util.Set;
import org.olat.core.gui.components.Component;
import org.olat.core.gui.components.ComponentRenderer;
import org.olat.core.gui.components.Container;
import org.olat.core.gui.control.winmgr.AJAXFlags;
import org.olat.core.gui.render.RenderResult;
import org.olat.core.gui.render.Renderer;
import org.olat.core.gui.render.RenderingState;
import org.olat.core.gui.render.StringOutput;
import org.olat.core.gui.render.URLBuilder;
import org.olat.core.gui.translator.Translator;
/**
* Description:<br>
* TODO: patrickb Class Description for FormRenderer
* <P>
* Initial Date: 27.11.2006 <br>
*
* @author patrickb
*/
class FormWrapperContainerRenderer implements ComponentRenderer {
private static final Set<String> acceptedInstructions = new HashSet<String>();
static {
acceptedInstructions.add("class");
}
/**
* @see org.olat.core.gui.components.ComponentRenderer#render(org.olat.core.gui.render.Renderer,
* org.olat.core.gui.render.StringOutput,
* org.olat.core.gui.components.Component,
* org.olat.core.gui.render.URLBuilder,
* org.olat.core.gui.translator.Translator,
* org.olat.core.gui.render.RenderResult, java.lang.String[])
*/
@SuppressWarnings("unused")
public void render(Renderer renderer, StringOutput sb, Component source, URLBuilder ubu, Translator translator,
RenderResult renderResult, String[] args) {
FormWrapperContainer formC = (FormWrapperContainer) source;
Container toRender = formC.getFormLayout();
/*
* extract check for render instruction to the form wrapper
*/
boolean hasRenderInstr = (args != null && args.length > 0);
if (toRender != null) {
AJAXFlags flags = renderer.getGlobalSettings().getAjaxFlags();
boolean iframePostEnabled = flags.isIframePostEnabled();
/*
* FORM HEADER
*/
sb.append("<form ");
if (hasRenderInstr) {
// append render instructions if available
// flexi form supports only class
FormJSHelper.appendRenderInstructions(sb, args[0], acceptedInstructions);
}
sb.append(" method=\"post\"");
// Set encoding to multipart only if multipart data is available to reduce
// transfer and parameter extracing overhead
if (formC.isMultipartEnabled()) {
sb.append(" enctype=\"multipart/form-data\"");
}
sb.append(" name=\"");
sb.append(formC.getFormName());
sb.append("\" action=\"");
ubu.buildURI(sb, new String[] { Form.FORMID }, new String[] { Form.FORMCMD }, iframePostEnabled ? AJAXFlags.MODE_TOBGIFRAME
: AJAXFlags.MODE_NORMAL);
sb.append("\" ");
//check if ready to accept a new request
sb.append(" onsubmit=\"if(o_info.linkbusy) return false; else o_beforeserver(); return true;\" ");
if (iframePostEnabled) {
ubu.appendTarget(sb);
}
sb.append(">");
// hidden input field for dispatch uri
sb.append("<input type=\"hidden\" id=\"");
sb.append(formC.getDispatchFieldId());
sb.append("\" name=\"dispatchuri\" value=\"").append(Form.FORM_UNDEFINED).append("\" />");
sb.append("<input type=\"hidden\" id=\"");
sb.append(formC.getEventFieldId());
sb.append("\" name=\"dispatchevent\" value=\"").append(Form.FORM_UNDEFINED).append("\" />");
/*
* FORM CONTAINER
*/
renderer.render(sb, toRender, args);
/*
* FORM FOOTER
*/
sb.append("</form>");
}
}
/**
* @see org.olat.core.gui.components.ComponentRenderer#renderBodyOnLoadJSFunctionCall(org.olat.core.gui.render.Renderer,
* org.olat.core.gui.render.StringOutput,
* org.olat.core.gui.components.Component,
* org.olat.core.gui.render.RenderingState)
*/
public void renderBodyOnLoadJSFunctionCall(Renderer renderer, StringOutput sb, Component source, RenderingState rstate) {
FormWrapperContainer formC = (FormWrapperContainer) source;
Container toRender = formC.getFormLayout();
if (toRender != null) {
renderer.renderBodyOnLoadJSFunctionCall(sb, toRender, rstate);
}
}
/**
* @see org.olat.core.gui.components.ComponentRenderer#renderHeaderIncludes(org.olat.core.gui.render.Renderer,
* org.olat.core.gui.render.StringOutput,
* org.olat.core.gui.components.Component,
* org.olat.core.gui.render.URLBuilder,
* org.olat.core.gui.translator.Translator,
* org.olat.core.gui.render.RenderingState)
*/
@SuppressWarnings("unused")
public void renderHeaderIncludes(Renderer renderer, StringOutput sb, Component source, URLBuilder ubu, Translator translator,
RenderingState rstate) {
FormWrapperContainer formC = (FormWrapperContainer) source;
Container toRender = formC.getFormLayout();
if (toRender != null) {
renderer.renderHeaderIncludes(sb, toRender, rstate);
}
}
}