jeecms 强大的采集功能优化，自己写的。希望大家支持！
步骤：
1：将AcquisitionSvcImpl.java 替换原工程项目com.jeecms.cms.service包下的对应文件。
2：编译工程即可
3：登陆后台配相关规则，如下所示参数：
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*采集名称: 韩寒博客
*页面编码: UTF-8
动态地址: http://blog.sina.com.cn/s/articlelist_1191258123_0_[page].html
页码 从 1 到: 2
内容地址集: <!-- 列表 START -->.*?<!-- 列表END -->
内容地址: target="_blank" href="(.*?)">(.*?)</a></span>
标题: <title>(.*?)_韩寒_新浪博客</title>
内容: <!-- 正文开始 -->(.*?)<!-- 正文结束 -->
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没办法附件上传不了，AcquisitionSvcImpl.java类：
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package com.jeecms.cms.service;
import java.io.IOException;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.commons.lang.StringUtils;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.StatusLine;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.HttpResponseException;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.jeecms.cms.entity.assist.CmsAcquisition;
import com.jeecms.cms.entity.main.Content;
import com.jeecms.cms.manager.assist.CmsAcquisitionMng;
@Service
public class AcquisitionSvcImpl implements AcquisitionSvc {
private Logger log = LoggerFactory.getLogger(AcquisitionSvcImpl.class);
public boolean start(Integer id) {
CmsAcquisition acqu = cmsAcquisitionMng.findById(id);
if (acqu == null || acqu.getStatus() == CmsAcquisition.START) {
return false;
}
Thread thread = new AcquisitionThread(acqu);
thread.start();
return true;
}
private CmsAcquisitionMng cmsAcquisitionMng;
@Autowired
public void setCmsAcquisitionMng(CmsAcquisitionMng cmsAcquisitionMng) {
this.cmsAcquisitionMng = cmsAcquisitionMng;
}
private class AcquisitionThread extends Thread {
private CmsAcquisition acqu;
public AcquisitionThread(CmsAcquisition acqu) {
super(acqu.getClass().getName() + "#" + acqu.getId());
this.acqu = acqu;
}
@Override
public void run() {
if (acqu == null) {
return;
}
acqu = cmsAcquisitionMng.start(acqu.getId());
String[] plans = acqu.getAllPlans();
HttpClient client = new DefaultHttpClient();
CharsetHandler handler = new CharsetHandler(acqu.getPageEncoding());
List<String> contentList;
String url;
int currNum = acqu.getCurrNum();
int currItem = acqu.getCurrItem();
Integer acquId = acqu.getId();
for (int i = plans.length - currNum; i >= 0; i--)
{
url = plans[i];
contentList = getContentList(client, handler, url, acqu.getLinksetStart(), acqu.getLinksetEnd(), acqu.getLinkStart(), acqu.getLinkEnd());
String link;
if(contentList!=null)
{
for (int j = contentList.size() - currItem; j >= 0; j--)
{
if (cmsAcquisitionMng.isNeedBreak(acqu.getId(), plans.length - i, contentList.size() - j, contentList.size()))
{
client.getConnectionManager().shutdown();
log.info("Acquisition#{} breaked", acqu.getId());
return;
}
if (acqu.getPauseTime() > 0)
{
try
{
Thread.sleep(acqu.getPauseTime());
}
catch (InterruptedException e)
{
log.warn("", e);
}
}
link = contentList.get(j);
saveContent(client, handler, acquId, link, acqu.getTitleStart(), acqu.getTitleEnd(), acqu.getContentStart(), acqu.getContentEnd());
}
}
currItem = 1;
}
client.getConnectionManager().shutdown();
cmsAcquisitionMng.end(acqu.getId());
log.info("Acquisition#{} complete", acqu.getId());
}
private List<String> getContentList(HttpClient client,
CharsetHandler handler, String url, String linksetStart,
String linksetEnd, String linkStart, String linkEnd) {
List<String> list = new ArrayList<String>();
try
{
HttpGet httpget = new HttpGet(new URI(url));
String html = client.execute(httpget, handler);
Pattern pt = Pattern.compile(linksetStart.trim());
Matcher m = pt.matcher(html);
if(m.find())
{
html = m.group();
}
if(html!=null)
{
list = getUrlsList(html,linkStart);
}
}
catch (Exception e)
{
log.warn(null, e);
}
return list;
}
/**
* 得到地址集
*
* @param html
* @param linkStart
* @return
*/
private List<String> getUrlsList(String html,String linkStart)
{
List<String> list = new ArrayList<String>();
Pattern pt = Pattern.compile(linkStart);
Matcher m = pt.matcher(html);
while(m.find())
{
String link = m.group(1);
if(null!=link && !"".equals(link))
{
//System.out.println("url : " + link);
list.add(link);
}
}
return list;
}
private Content saveContent(HttpClient client, CharsetHandler handler,
Integer acquId, String url, String titleStart, String titleEnd,
String contentStart, String contentEnd) {
try {
HttpGet httpget = new HttpGet(new URI(url));
String html = client.execute(httpget, handler);
String title = "";
Pattern pt = Pattern.compile(titleStart.trim());
Matcher mt = pt.matcher(html);
if (mt.find())
{
title = mt.group(1);
//System.out.println("title : " + title);
}
String txt = "";
pt = Pattern.compile(contentStart.trim());
mt = pt.matcher(html);
if(mt.find()){
txt = mt.group();
//System.out.println("txt : " + txt);
}
return cmsAcquisitionMng.saveContent(title, txt, acquId);
}
catch (Exception e)
{
log.warn(null, e);
e.printStackTrace();
return null;
}
}
}
private class CharsetHandler implements ResponseHandler<String> {
private String charset;
public CharsetHandler(String charset) {
this.charset = charset;
}
public String handleResponse(HttpResponse response)
throws ClientProtocolException, IOException {
StatusLine statusLine = response.getStatusLine();
if (statusLine.getStatusCode() >= 300) {
throw new HttpResponseException(statusLine.getStatusCode(),
statusLine.getReasonPhrase());
}
HttpEntity entity = response.getEntity();
if (entity != null) {
if (!StringUtils.isBlank(charset)) {
return EntityUtils.toString(entity, charset);
} else {
return EntityUtils.toString(entity);
}
} else {
return null;
}
}
}
}
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开始一个采集看看，你会发现世界是如此的美好，你可以让你的项目自己采集你想要的东东！ |
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