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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
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package org.ofbiz.content.layout;
import java.io.File;
import java.nio.ByteBuffer;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javolution.util.FastMap;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.FileUploadException;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.ofbiz.base.util.UtilGenerics;
import org.ofbiz.base.util.UtilHttp;
import org.ofbiz.base.util.UtilMisc;
import org.ofbiz.base.util.UtilProperties;
import org.ofbiz.service.ServiceUtil;
/**
* LayoutWorker Class
*/
public class LayoutWorker {
public static final String module = LayoutWorker.class.getName();
public static final String err_resource = "ContentErrorUiLabels";
/**
* Uploads image data from a form and stores it in ImageDataResource.
* Expects key data in a field identitified by the "idField" value
* and the binary data to be in a field id'd by uploadField.
*/
public static Map<String, Object> uploadImageAndParameters(HttpServletRequest request, String uploadField) {
//Debug.logVerbose("in uploadAndStoreImage", "");
Locale locale = UtilHttp.getLocale(request);
Map<String, Object> results = FastMap.newInstance();
Map<String, String> formInput = FastMap.newInstance();
results.put("formInput", formInput);
ServletFileUpload fu = new ServletFileUpload(new DiskFileItemFactory(10240, new File(new File("runtime"), "tmp")));
List<FileItem> lst = null;
try {
lst = UtilGenerics.checkList(fu.parseRequest(request));
} catch (FileUploadException e4) {
return ServiceUtil.returnError(e4.getMessage());
}
if (lst.size() == 0) {
String errMsg = UtilProperties.getMessage(err_resource,
"layoutEvents.no_files_uploaded", locale);
request.setAttribute("_ERROR_MESSAGE_", errMsg);
//Debug.logWarning("[DataEvents.uploadImage] No files uploaded", module);
return ServiceUtil.returnError(UtilProperties.getMessage(err_resource,
"layoutEvents.no_files_uploaded", locale));
}
// This code finds the idField and the upload FileItems
FileItem fi = null;
FileItem imageFi = null;
for (int i=0; i < lst.size(); i++) {
fi = lst.get(i);
String fieldName = fi.getFieldName();
String fieldStr = fi.getString();
if (fi.isFormField()) {
formInput.put(fieldName, fieldStr);
request.setAttribute(fieldName, fieldStr);
//Debug.logVerbose("in uploadAndStoreImage, fieldName:" + fieldName + " fieldStr:" + fieldStr, "");
}
if (fieldName.equals(uploadField)) {
imageFi = fi;
//MimeType of upload file
results.put("uploadMimeType", fi.getContentType());
}
}
if (imageFi == null) {
String errMsg = UtilProperties.getMessage(err_resource,
"layoutEvents.image_null", UtilMisc.toMap("imageFi", imageFi), locale);
request.setAttribute("_ERROR_MESSAGE_", errMsg);
//Debug.logWarning("[DataEvents.uploadImage] imageFi(" + imageFi + ") is null", module);
return null;
}
byte[] imageBytes = imageFi.get();
ByteBuffer byteWrap = ByteBuffer.wrap(imageBytes);
results.put("imageData", byteWrap);
results.put("imageFileName", imageFi.getName());
//Debug.logVerbose("in uploadAndStoreImage, results:" + results, "");
return results;
}
public static ByteBuffer returnByteBuffer(Map<String, ByteBuffer> map) {
ByteBuffer byteBuff = map.get("imageData");
return byteBuff;
}
}