uploadimagefilter.java

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/*
 * Copyright 2003-2006 the original author or authors.
 * Licensed 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 specific language governing permissions and
 * limitations under the License.
 * 
 */
package com.jdon.jivejdon.model.message.upload;

import java.util.Collection;
import java.util.Iterator;

import com.jdon.jivejdon.model.ForumMessage;
import com.jdon.jivejdon.model.UploadFile;
import com.jdon.jivejdon.model.message.MessageRendering;

/**
 * @author banq(http://www.jdon.com)
 *
 */
public class UploadImageFilter  extends MessageRendering{
    private String imageShowUrl = "../imageShow.jsp";
    private String imageShowInHtmlUrl = "../imageShowInHtml.jsp";
    
    
    public String getImageShowFileName() {
		return imageShowUrl;
	}

	public void setImageShowFileName(String imageShowFileName) {
		imageShowUrl = imageShowFileName;
	}

	public MessageRendering clone(ForumMessage message) {
        UploadImageFilter filter = new UploadImageFilter();
        filter.message = message;
        return filter;
      }
    
    public String applyFilteredBody() {
        return appendTags(message.getFilteredBody());
      }
    /**
     * return the String:
     * 
     * [img]/imageShow.jsp?id=3464[/img]
     *
     * @param str
     * @return
     */
    public  String appendTags(String str){
    	Collection uploadFiles = message.getUploadFiles();
    	if ((uploadFiles == null) || (uploadFiles.size() == 0)){
    		return str;
    	}
    	UploadHelper uploadHelper = new UploadHelper();
        StringBuffer sb = new StringBuffer(str);
        sb.append("\n");
        Iterator iter = uploadFiles.iterator();
        while(iter.hasNext()){
            UploadFile uploadFile = (UploadFile)iter.next();
            if (uploadHelper.isImage(uploadFile.getName())){
                append(sb, uploadFile);
            }
        }
        return sb.toString();
    }
    
    //see com.jdon.jivejdon.presentation.action.UploadShowAction
    private void append(StringBuffer sb, UploadFile uploadFile){
    	sb.append("<p>").append(uploadFile.getDescription());
    	sb.append("<br><a href='").append(imageShowInHtmlUrl).append("?id=").append(uploadFile.getId());
    	sb.append("' target=_blank>");
        sb.append("<img src=\"");
        sb.append(imageShowUrl);
       // sb.append("?type=images/jpeg");
        sb.append("?id=").append(uploadFile.getId());
        sb.append("\" border='0' >");
        sb.append("</a></p>\n");
    }

	public String getImageShowUrl() {
		return imageShowUrl;
	}

	public void setImageShowUrl(String imageShowUrl) {
		this.imageShowUrl = imageShowUrl;
	}

	public String getImageShowInHtmlUrl() {
		return imageShowInHtmlUrl;
	}

	public void setImageShowInHtmlUrl(String imageShowInHtmlUrl) {
		this.imageShowInHtmlUrl = imageShowInHtmlUrl;
	}

	
	
    
}