expimageinform.java

OBPM是一个开源

package cn.myapps.core.expimp.exp.ejb;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Map;

import org.htmlparser.Node;
import org.htmlparser.Parser;
import org.htmlparser.tags.ImageTag;

import cn.myapps.constans.Environment;
import cn.myapps.core.dynaform.form.ejb.Form;
import cn.myapps.core.dynaform.form.ejb.FormProcess;
import cn.myapps.util.ProcessFactory;

public class ExpImageInForm extends ExpElement {

	public ExpImageInForm(boolean expAll) {
		super(expAll);
	}

	public String getName() {
		return null;
	}

	public Map exportSQLS(String[] ids, Collection ignoreIds) throws Exception {
		return null;
	}

	public Collection getImageUrls(String[] ids, Environment evt)
			throws Exception {
		Collection rtn = new ArrayList();

		for (int i = 0; i < ids.length; i++) {
			String id = ids[i];
			FormProcess process = (FormProcess) ProcessFactory
					.createProcess(FormProcess.class);
			Form vo = (Form) process.doView(id);
			if (vo != null) {
				String context = vo.getTemplatecontext();
				Parser parser = new Parser();
				parser.setInputHTML(context);
				Node[] nodes = parser.extractAllNodesThatAre(ImageTag.class);
				for (int j = 0; j < nodes.length; j++) {
					ImageTag el = (ImageTag) nodes[j];
					if (el.getAttribute("className") == null) {
						String url = el.getAttribute("src");
						String ctxPath = evt.getContextPath();
						if (url != null && url.trim().length() > 0) {
							if (ctxPath != null) {
								url = url.substring(ctxPath.length(), url.length());
							}
							if (!rtn.contains(evt.getWebcontextRealPath(url))) {
								rtn.add(evt.getWebcontextRealPath(url));
							}
						}
					}
				}
			}
		}

		return rtn;
	}
}