/**
* 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) since 2004 at Multimedia- & E-Learning Services (MELS),<br>
* University of Zurich, Switzerland.
* <hr>
* <a href="http://www.openolat.org">
* OpenOLAT - Online Learning and Training</a><br>
* This file has been modified by the OpenOLAT community. Changes are licensed
* under the Apache 2.0 license as the original file.
* <p>
*/
package org.olat.core.commons.modules.bc.components;
import java.util.Iterator;
import org.olat.core.commons.modules.bc.FolderConfig;
import org.olat.core.commons.modules.bc.FolderRunController;
import org.olat.core.commons.modules.bc.commands.FolderCommandFactory;
import org.olat.core.gui.components.Component;
import org.olat.core.gui.components.DefaultComponentRenderer;
import org.olat.core.gui.components.form.flexible.impl.NameValuePair;
import org.olat.core.gui.components.velocity.VelocityContainer;
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.StringOutput;
import org.olat.core.gui.render.URLBuilder;
import org.olat.core.gui.translator.Translator;
import org.olat.core.util.CodeHelper;
import org.olat.core.util.Formatter;
import org.olat.core.util.StringHelper;
import org.olat.core.util.vfs.VFSConstants;
import org.olat.core.util.vfs.VFSContainer;
import org.olat.core.util.vfs.VFSItem;
/**
* @author Felix Jost
*/
public class FolderComponentRenderer extends DefaultComponentRenderer {
private final ListRenderer listRenderer;
private final CrumbRenderer crumbRenderer;
/**
* Constructor for TableRenderer. Singleton and must be reentrant
* There must be an empty contructor for the Class.forName() call
*/
public FolderComponentRenderer() {
super();
listRenderer = new ListRenderer();
crumbRenderer = new CrumbRenderer();
}
/**
* @see org.olat.core.gui.render.ui.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[])
*/
@Override
public void render(Renderer renderer, StringOutput target, Component source, URLBuilder ubu, Translator translator, RenderResult renderResult, String[] args) {
FolderComponent fc = (FolderComponent) source;
// is called for the current inline html
int renderType = 0;
if (args != null && args.length > 0) {
if (args[0].equals("list")) renderType = 0;
if (args[0].equals("crumb")) renderType = 1;
}
// get ajax flag for link rendering
boolean iframePostEnabled = renderer.getGlobalSettings().getAjaxFlags().isIframePostEnabled();
if (renderType == 1) {
crumbRenderer.render(fc, target, ubu, iframePostEnabled);
} else {
renderList(target, fc, ubu, translator, iframePostEnabled);
}
}
private void renderList(StringOutput target, FolderComponent fc, URLBuilder ubu, Translator translator, boolean iframePostEnabled) {
VFSContainer currentContainer = fc.getCurrentContainer();
boolean canWrite = currentContainer.canWrite() == VFSConstants.YES;
boolean canCreateFolder = true;
if(currentContainer.getLocalSecurityCallback() != null && !currentContainer.getLocalSecurityCallback().canCreateFolder()) {
canCreateFolder = false;
}
boolean canDelete = false;
boolean canVersion = FolderConfig.versionsEnabled(fc.getCurrentContainer());
boolean canMail = fc.isCanMail();
for (Iterator<VFSItem> iter = fc.getCurrentContainerChildren().iterator(); iter.hasNext();) {
VFSItem child = iter.next();
if (child.canDelete() == VFSConstants.YES) {
canDelete = true;
break;
}
}
String formName = "folder" + CodeHelper.getRAMUniqueID();
target.append("<form method=\"post\" id=\"").append(formName).append("\" action=\"");
ubu.buildURI(target, new String[] { VelocityContainer.COMMAND_ID }, new String[] {FolderRunController.FORM_ACTION }, iframePostEnabled ? AJAXFlags.MODE_TOBGIFRAME : AJAXFlags.MODE_NORMAL);
target.append("\" ");
if (iframePostEnabled) { // add ajax iframe target
target.append("\" onsubmit=\"o_XHRSubmit('").append(formName).append("');\">");
target.append("<input id=\"o_mai_").append(formName).append("\" type=\"hidden\" name=\"multi_action_identifier\" value=\"\"").append(" />");
} else {
target.append("\" onsubmit=\"if ( b_briefcase_isChecked('").append(formName)
.append("', '").append(Formatter.escapeSingleAndDoubleQuotes(StringHelper.escapeHtml(translator.translate("alert")).toString()))
.append("')) { if(o_info.linkbusy) return false; else o_beforeserver(); return true; } else {return false; }\">");
}
target.append("<div class=\"o_bc_createactions clearfix\"><ul class='nav navbar-nav navbar-right'>");
if (canWrite) {
// add folder actions: upload file, create new folder, create new file
if(canVersion) {
// deleted files
target.append("<li><a class=\"o_bc_deletedfiles\"");
ubu.buildHrefAndOnclick(target, null, iframePostEnabled, false, false, new NameValuePair(VelocityContainer.COMMAND_ID, "dfiles"))
.append("><i class='o_icon o_icon_recycle o_icon-fw'></i> ")
.append(translator.translate("dfiles"))
.append("</a></li>");
}
if(canWrite) {
if(fc.getExternContainerForCopy() != null && (fc.getExternContainerForCopy().getLocalSecurityCallback() == null ||
fc.getExternContainerForCopy().getLocalSecurityCallback().canCopy())) {
//option copy file
target.append("<li><a class=\"o_bc_copy\" ");
ubu.buildHrefAndOnclick(target, null, iframePostEnabled, false, false, new NameValuePair(VelocityContainer.COMMAND_ID, "copyfile" ))
.append("><i class='o_icon o_icon_copy o_icon-fw'></i> ")
.append(translator.translate("copyfile"))
.append("</a></li>");
}
// option upload
target.append("<li><a class='o_bc_upload' ");
ubu.buildHrefAndOnclick(target, null, iframePostEnabled, false, false, new NameValuePair(VelocityContainer.COMMAND_ID, "ul" ))
.append("><i class='o_icon o_icon_upload o_icon-fw'></i> ")
.append(translator.translate("ul"))
.append("</a></li>");
if(canCreateFolder) {
// option new folder
target.append("<li><a class=\"b_bc_newfolder\" ");
ubu.buildHrefAndOnclick(target, null, iframePostEnabled, false, false, new NameValuePair(VelocityContainer.COMMAND_ID, "cf" ))
.append("><i class='o_icon o_icon_new_folder o_icon-fw'></i> ")
.append(translator.translate("cf"))
.append("</a></li>");
}
// option new file
target.append("<li><a class=\"b_bc_newfile\" ");
ubu.buildHrefAndOnclick(target, null, iframePostEnabled, false, false, new NameValuePair(VelocityContainer.COMMAND_ID, "cfile" ))
.append("><i class='o_icon o_icon_new_document o_icon-fw'></i> ")
.append(translator.translate("cfile"))
.append("</a></li>");
}
}
//placeholder for the search
target.append("</ul></div>");
// add current file bread crumb path
crumbRenderer.render(fc, target, ubu, iframePostEnabled);
// add file listing for current folder
target.append("<div class='o_table_wrapper'>");
listRenderer.render(fc, target, ubu, translator, iframePostEnabled);
if (fc.getCurrentContainerChildren().size() > 0) {
target.append("<div class='o_table_footer'>")
.append("<div class=\"o_table_checkall input-sm\">")
.append("<label class='checkbox-inline'><a href=\"#\" onclick=\"javascript:b_briefcase_toggleCheck('").append(formName).append("', true)\">")
.append("<input type=\"checkbox\" checked=\"checked\" disabled=\"disabled\" />")
.append(translator.translate("checkall"))
.append("</a></label> <label class='checkbox-inline'><a href=\"#\" onclick=\"javascript:b_briefcase_toggleCheck('").append(formName).append("', false)\">")
.append("<input type=\"checkbox\" disabled=\"disabled\" />")
.append(translator.translate("uncheckall"))
.append("</a></label></div>")
.append("<div class='o_table_buttons'>");
if(canMail) {
target.append("<button type=\"button\" class='btn btn-default' onclick=\"o_TableMultiActionEvent('").append(formName).append("','")
.append(FolderRunController.ACTION_PRE).append(FolderCommandFactory.COMMAND_MAIL)
.append("');\"><span>").append(StringHelper.escapeHtml(translator.translate("send"))).append("</span></button>");
}
target.append(" <button type=\"button\" class='btn btn-default' onclick=\"o_TableMultiActionEvent('").append(formName).append("','")
.append(FolderRunController.ACTION_PRE).append(FolderCommandFactory.COMMAND_DOWNLOAD_ZIP)
.append("');\"><span>").append(StringHelper.escapeHtml(translator.translate("download"))).append("</span></button>");
if (canDelete) {
// delete
target.append(" <button type=\"button\" class='btn btn-default' onclick=\"o_TableMultiActionEvent('").append(formName).append("','")
.append(FolderRunController.ACTION_PRE).append(FolderCommandFactory.COMMAND_DEL)
.append("');\"><span>").append(StringHelper.escapeHtml(translator.translate("del"))).append("</span></button>");
}
if (canWrite) {
// move
target.append(" <button type=\"button\" class='btn btn-default' onclick=\"o_TableMultiActionEvent('").append(formName).append("','")
.append(FolderRunController.ACTION_PRE).append(FolderCommandFactory.COMMAND_MOVE)
.append("');\"><span>").append(StringHelper.escapeHtml(translator.translate("move"))).append("</span></button>");
// copy
target.append(" <button type=\"button\" class='btn btn-default' onclick=\"o_TableMultiActionEvent('").append(formName).append("','")
.append(FolderRunController.ACTION_PRE).append(FolderCommandFactory.COMMAND_COPY)
.append("');\"><span>").append(StringHelper.escapeHtml(translator.translate("copy"))).append("</span></button>");
// zip
target.append(" <button type=\"button\" class='btn btn-default' onclick=\"o_TableMultiActionEvent('").append(formName).append("','")
.append(FolderRunController.ACTION_PRE).append(FolderCommandFactory.COMMAND_ZIP)
.append("');\"><span>").append(StringHelper.escapeHtml(translator.translate("zip"))).append("</span></button>");
//unzip
target.append(" <button type=\"button\" class='btn btn-default' onclick=\"o_TableMultiActionEvent('").append(formName).append("','")
.append(FolderRunController.ACTION_PRE).append(FolderCommandFactory.COMMAND_UNZIP)
.append("');\"><span>").append(StringHelper.escapeHtml(translator.translate("unzip"))).append("</span></button>");
}
target.append("</div></div>");
}
target.append("</div></form>");
}
}