ChemicalPcoessor.java
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package com.canrd.webmagic.processor;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
import com.canrd.webmagic.common.utils.DateUtil;
import com.canrd.webmagic.common.utils.StringUtils;
import com.canrd.webmagic.domain.ArticleTypeEnum;
import com.canrd.webmagic.domain.dto.ArticleDO;
import com.canrd.webmagic.processor.pipeline.ArticlePipeline;
import com.google.common.net.MediaType;
import lombok.extern.slf4j.Slf4j;
import okhttp3.MultipartBody;
import okhttp3.OkHttpClient;
import okhttp3.Response;
import okhttp3.ResponseBody;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.annotation.RequestBody;
import us.codecraft.webmagic.Page;
import us.codecraft.webmagic.Request;
import us.codecraft.webmagic.Site;
import us.codecraft.webmagic.Spider;
import us.codecraft.webmagic.model.HttpRequestBody;
import us.codecraft.webmagic.processor.PageProcessor;
import us.codecraft.webmagic.selector.Html;
import us.codecraft.webmagic.selector.Selectable;
import us.codecraft.webmagic.utils.HttpConstant;
import java.io.IOException;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Collectors;
@Slf4j
@Component
public class ChemicalPcoessor implements PageProcessor {
private final Site request = Site.me().setTimeOut(300000);
private int index;
private String substring;
private HttpRequestBody httpRequestBody;
private ConcurrentHashMap<String, Object> map = new ConcurrentHashMap<>();
@Override
public void process(Page page) {
// synchronized (this) {
String url = page.getUrl().get();
if (url.equals("https://pubs.rsc.org/en/results?searchtext=battery")) {
try {
getMaxPages(page);
} catch (IOException e) {
throw new RuntimeException(e);
}
// }else if (url.equals("https://pubs.rsc.org/en/search/journalresult")&&index==0) {
// getResultMax(page);
} else if (url.equals("https://pubs.rsc.org/en/search/journalresult")) {
eveyPage(page);
} else if (url.contains("https://pubs.rsc.org/en/content")) {
getDetil(page);
}
// }
}
void getMaxPages(Page page) throws IOException {
index = 0;
Html html = page.getHtml();
String script = html.css("script").regex(".*var searchResultCounts = (.*?);").get();
// log.info(script);
// String replace = script.replace("[", "");
// String replace1 = replace.replace("]", "");
// String[] split = replace1.split(",");
// int i1 = split[1].indexOf(":");
// int i2 = split[1].indexOf("}");
// substring = split[1].substring(i1 + 1, i1);
// if (!StringUtils.isEmpty(substring)) {
for (int i = 1; i <= 2118; i++) {
String baseUrl = "https://pubs.rsc.org/en/search/journalresult";
map.put("searchterm", "PD94bWwgdmVyc2lvbj0iMS4wIj8+DQo8U2VhcmNoVGVybSB4" +
"bWxuczp4c2Q9Imh0dHA6Ly93d3cudzMub3JnLzIwMDEvWE1MU2NoZW1hIiB4bW" +
"xuczp4c2k9Imh0dHA6Ly93d3cudzMub3JnLzIwMDEvWE1MU2NoZW1hLWluc3Rh" +
"bmNlIj4NCiAgPENhdGVnb3J5PmpvdXJuYWw8L0NhdGVnb3J5Pg0KICA8U3ViQ2" +
"F0ZWdvcnkgLz4NCiAgPENvbnRlbnRUeXBlPmpvdXJuYWw8L0NvbnRlbnRUeXBl" +
"Pg0KICA8Q3JpdGVyaWFzPg0KICAgIDxOYW1lVmFsdWU+DQogICAgICA8TmFtZT" +
"5mcmVldGV4dDwvTmFtZT4NCiAgICAgIDxWYWx1ZT5iYXR0ZXJ5PC9WYWx1ZT4N" +
"CiAgICA8L05hbWVWYWx1ZT4NCiAgICA8TmFtZVZhbHVlPg0KICAgICAgPE5hbW" +
"U+T3JpZ2luYWxGcmVlVGV4dDwvTmFtZT4NCiAgICAgIDxWYWx1ZT5iYXR0ZXJ5" +
"PC9WYWx1ZT4NCiAgICA8L05hbWVWYWx1ZT4NCiAgPC9Dcml0ZXJpYXM+DQogID" +
"xGYWNldHMgLz4NCiAgPFJlcXVlc3RUaW1lPjAwMDEtMDEtMDFUMDA6MDA6MDA8" +
"L1JlcXVlc3RUaW1lPg0KICA8QXV0aG9yQ3JpdGVyaWEgLz4NCiAgPFB1YmxpY2" +
"F0aW9uRGF0ZT4NCiAgICA8SXNTZWxlY3RlZERhdGU+ZmFsc2U8L0lzU2VsZWN0" +
"ZWREYXRlPg0KICA8L1B1YmxpY2F0aW9uRGF0ZT4NCiAgPEV4Y2x1ZGVzIC8+DQ" +
"o8L1NlYXJjaFRlcm0+");
map.put("resultcount", 52942);
map.put("pageno", i);
httpRequestBody = HttpRequestBody.form(map, "UTF-8");
Request request = new Request(baseUrl).setMethod(HttpConstant.Method.POST)
.addHeader("Content-Type", "application/x-www-form-urlencoded")
.addHeader("Connection", "keep-alive")
.addHeader("Host", "pubs.rsc.org")
.addHeader("Accept-Encoding", "gzip, deflate, br")
.addHeader("Accept", "*/*")
.addHeader("Cookie", "X-Mapping-hhmaobcf=3C9897E0250B6117CDBA3EC8F724E9A9;_PubsBFCleared=1;ASP.NET_SessionId=bang00oiyj1p1v45jkuk2cgt;ShowEUCookieLawBanner=true")
.setCharset("UTF-8");
// log.info(map.toString());
request.setRequestBody(httpRequestBody);
page.addTargetRequest(request);
// OkHttpClient client = new OkHttpClient().newBuilder()
// .build();
// MediaType mediaType = MediaType.parse("text/plain");
// for (int i = 1; i <= 3; i++) {
// MultipartBody body = new MultipartBody.Builder().setType(MultipartBody.FORM)
// .addFormDataPart("searchterm", "PD94bWwgdmVyc2lvbj0iMS4wIj8+DQo8U2VhcmNoVGVybSB4bWxuczp4c2Q9Imh0dHA6Ly93d3cudzMub3JnLzIwMDEvWE1MU2NoZW1hIiB4bWxuczp4c2k9Imh0dHA6Ly93d3cudzMub3JnLzIwMDEvWE1MU2NoZW1hLWluc3RhbmNlIj4NCiAgPENhdGVnb3J5PmpvdXJuYWw8L0NhdGVnb3J5Pg0KICA8U3ViQ2F0ZWdvcnkgLz4NCiAgPENvbnRlbnRUeXBlPmpvdXJuYWw8L0NvbnRlbnRUeXBlPg0KICA8Q3JpdGVyaWFzPg0KICAgIDxOYW1lVmFsdWU+DQogICAgICA8TmFtZT5mcmVldGV4dDwvTmFtZT4NCiAgICAgIDxWYWx1ZT5iYXR0ZXJ5PC9WYWx1ZT4NCiAgICA8L05hbWVWYWx1ZT4NCiAgICA8TmFtZVZhbHVlPg0KICAgICAgPE5hbWU+T3JpZ2luYWxGcmVlVGV4dDwvTmFtZT4NCiAgICAgIDxWYWx1ZT5iYXR0ZXJ5PC9WYWx1ZT4NCiAgICA8L05hbWVWYWx1ZT4NCiAgPC9Dcml0ZXJpYXM+DQogIDxGYWNldHMgLz4NCiAgPFJlcXVlc3RUaW1lPjAwMDEtMDEtMDFUMDA6MDA6MDA8L1JlcXVlc3RUaW1lPg0KICA8QXV0aG9yQ3JpdGVyaWEgLz4NCiAgPFB1YmxpY2F0aW9uRGF0ZT4NCiAgICA8SXNTZWxlY3RlZERhdGU+ZmFsc2U8L0lzU2VsZWN0ZWREYXRlPg0KICA8L1B1YmxpY2F0aW9uRGF0ZT4NCiAgPEV4Y2x1ZGVzIC8+DQo8L1NlYXJjaFRlcm0+")
// .addFormDataPart("resultcount", "25")
//// .addFormDataPart("category", "journal")
// .addFormDataPart("pageno", String.valueOf(i))
// .build();
// okhttp3.Request okrequest = new okhttp3.Request.Builder()
// .url("https://pubs.rsc.org/en/search/journalresult")
// .method("POST", body)
// .addHeader("Cookie", "X-Mapping-hhmaobcf=3C9897E0250B6117CDBA3EC8F724E9A9;_PubsBFCleared=1;ASP.NET_SessionId=bang00oiyj1p1v45jkuk2cgt;ShowEUCookieLawBanner=true")
// .build();
// Response response = client.newCall(okrequest).execute();
// String responseBody = response.body().string();
// log.info(String.valueOf(responseBody));
}
}
// }else{
// throw new RuntimeException();
// }
// }
void getResultMax(Page page) {
index = 1;
// .xpath("//span[@class='paging--label']/text()")
page.putField("html", page.getHtml());
String ever = page.getHtml().xpath("//div[@class='fixpadv--l']/strong/text()").get();
int total = Integer.parseInt(substring);
int everReq = Integer.parseInt(ever.split(" ")[0]);
int pageNo = total / everReq;
if ((pageNo * everReq) % total < everReq && (pageNo * everReq) % total == 0) {
pageNo = pageNo + 1;
}
log.info(String.valueOf(pageNo));
// String s = page.getHtml().xpath("//span[@class='paging--label']/text()").get();
// String[] pageTotal = s.split(" ");
// int now = Integer.parseInt(pageTotal[4]);
// int total = Integer.parseInt(pageTotal[6]);
for (int i = 1; i <= total; i++) {
String baseUrl = "https://pubs.rsc.org/en/search/journalresult";
Map<String, Object> map = new HashMap<>();
map.put("searchterm", "PD94bWwgdmVyc2lvbj0iMS4wIj8+DQo8U2VhcmNoVGVybSB4" +
"bWxuczp4c2Q9Imh0dHA6Ly93d3cudzMub3JnLzIwMDEvWE1MU2NoZW1hIiB4bW" +
"xuczp4c2k9Imh0dHA6Ly93d3cudzMub3JnLzIwMDEvWE1MU2NoZW1hLWluc3Rh" +
"bmNlIj4NCiAgPENhdGVnb3J5PmpvdXJuYWw8L0NhdGVnb3J5Pg0KICA8U3ViQ2" +
"F0ZWdvcnkgLz4NCiAgPENvbnRlbnRUeXBlPmpvdXJuYWw8L0NvbnRlbnRUeXBl" +
"Pg0KICA8Q3JpdGVyaWFzPg0KICAgIDxOYW1lVmFsdWU+DQogICAgICA8TmFtZT" +
"5mcmVldGV4dDwvTmFtZT4NCiAgICAgIDxWYWx1ZT5iYXR0ZXJ5PC9WYWx1ZT4N" +
"CiAgICA8L05hbWVWYWx1ZT4NCiAgICA8TmFtZVZhbHVlPg0KICAgICAgPE5hbW" +
"U+T3JpZ2luYWxGcmVlVGV4dDwvTmFtZT4NCiAgICAgIDxWYWx1ZT5iYXR0ZXJ5" +
"PC9WYWx1ZT4NCiAgICA8L05hbWVWYWx1ZT4NCiAgPC9Dcml0ZXJpYXM+DQogID" +
"xGYWNldHMgLz4NCiAgPFJlcXVlc3RUaW1lPjAwMDEtMDEtMDFUMDA6MDA6MDA8" +
"L1JlcXVlc3RUaW1lPg0KICA8QXV0aG9yQ3JpdGVyaWEgLz4NCiAgPFB1YmxpY2" +
"F0aW9uRGF0ZT4NCiAgICA8SXNTZWxlY3RlZERhdGU+ZmFsc2U8L0lzU2VsZWN0" +
"ZWREYXRlPg0KICA8L1B1YmxpY2F0aW9uRGF0ZT4NCiAgPEV4Y2x1ZGVzIC8+DQ" +
"o8L1NlYXJjaFRlcm0+");
map.put("resultcount", 25);
map.put("pageno", i);
HttpRequestBody httpRequestBody = HttpRequestBody.form(map, "UTF-8");
Request request = new Request(baseUrl).setMethod(HttpConstant.Method.POST)
.addHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8")
.addHeader("Connection", "keep-alive")
.addHeader("Host", "pubs.rsc.org")
.addHeader("Accept-Encoding", "gzip, deflate, br, zstd")
.addHeader("Accept", "text/html, */*; q=0.01")
.setCharset("UTF-8");
request.setRequestBody(httpRequestBody);
page.addTargetRequest(request);
}
}
void eveyPage(Page page) {
// <span class="paging--label"> - Showing page 2 of 4000</span>
// log.info(page.getHtml().get());
List<String> hrefList = page.getHtml().xpath("//a[@class='capsule__action']/@href").all();
for (String herf : hrefList) {
log.info("https://pubs.rsc.org" + herf);
String url = "https://pubs.rsc.org" + herf;
page.addTargetRequest(url);
}
}
void getDetil(Page page) {
Html html = page.getHtml();
//文章链接
String articleCode = page.getUrl().get();
//文章标题
String title = html.xpath("//div[@class='article__title']/h2/font/text()").get();
if (StringUtils.isBlank(title)) {
title = html.xpath("//div[@class='article__title']/h2/text()").get();
}
//文章内容
String articleDesc = html.xpath("//div[@class='capsule__text']/p/text()").get();
//时间
String publishTime;
Date publishTimeDateTime = null;
List<String> all = html.xpath("//div[@class='c fixpadt--l']/dd[@class='c__10']").all();
AtomicInteger timeIndex = new AtomicInteger(0);
all.stream().filter(s -> {
timeIndex.getAndIncrement();
return s.equals("test2");
}).findFirst();
publishTime = html.xpath("//div[@class='c fixpadt--l']/dd[@class='c__14']/text()").all().get(timeIndex.get());
SimpleDateFormat formatter = new SimpleDateFormat("dd MMMM yyyy", Locale.ENGLISH);
try {
publishTimeDateTime = formatter.parse(publishTime);
} catch (ParseException e) {
e.printStackTrace();
}
//作者名字
List<String> authorList = html.xpath("//div[@class='article__authors']/span[@class='article__author-link']/a/text()").all();
List<String> collect = authorList.stream().filter(a -> !a.equals("†")).collect(Collectors.toList());
// collect.forEach(log::info);
StringBuffer stringBuffer = new StringBuffer();
collect.forEach(stringBuffer::append);
StringBuffer authorName = new StringBuffer();
authorList.forEach(authorName::append);
HashMap<Object, Object> authorHashMap = new HashMap<>();
List<String> cupList = html.xpath("//div[@class='article__authors']/span/span/sup/i/text()").all();
if (collect.size() == cupList.size()) {
for (int i = 0; i < collect.size(); i++) {
authorHashMap.put(collect.get(i), cupList.get(i));
}
}
// 单位地址 邮箱
JSONArray authorAddress = new JSONArray();
JSONArray authorMail = new JSONArray();
List<Selectable> addressMailList = html.xpath("//p[@class='article__author-affiliation']").nodes();
HashMap<Object, Object> addressMap = new HashMap<>();
HashMap<Object, Object> mailMap = new HashMap<>();
if (CollectionUtils.isNotEmpty(addressMailList)) {
for (Selectable selectable : addressMailList) {
List<Selectable> nodes = selectable.xpath("//span").nodes();
if (CollectionUtils.isNotEmpty(nodes)) {
Selectable keyXpath = nodes.get(0);
Selectable valueXpath = nodes.get(1);
String key = keyXpath.xpath("//sup/text()").get();
String address = valueXpath.xpath("//span/text()").get();
String mail = valueXpath.xpath("//span/a/text()").get();
if (!StringUtils.isBlank(key)) {
if (!StringUtils.isBlank(address)) {
addressMap.put(key, address);
} else {
addressMap.put(key, null);
}
if (!StringUtils.isBlank(mail)) {
mailMap.put(key, mail);
} else {
mailMap.put(key, null);
}
} else {
if (!StringUtils.isBlank(address)) {
addressMap.put("*", address);
} else {
addressMap.put("*", null);
}
if (!StringUtils.isBlank(mail)) {
mailMap.put("*", mail);
} else {
mailMap.put("*", null);
}
}
}
}
Object[] objects = authorHashMap.keySet().stream().toArray();
// log.info(Arrays.toString(objects));
for (int i = 0; i < objects.length; i++) {
JSONObject addressObj = new JSONObject();
JSONObject mailObj = new JSONObject();
Object point = authorHashMap.get(String.valueOf(objects[i]));
Object address = addressMap.get(point);
Object mail = mailMap.get(point);
addressObj.put("address", address);
addressObj.put("authorNames", objects[i]);
mailObj.put("authorEmailName", objects[i]);
mailObj.put("email", mail);
authorAddress.add(addressObj);
authorMail.add(mailObj);
}
}
JSONArray references = new JSONArray();
List<Selectable> referenceNodeList = html.xpath("//div[@class='ref-list']/ol/li").nodes();
if (CollectionUtils.isNotEmpty(referenceNodeList)) {
for (Selectable reference : referenceNodeList) {
List<String> herfOpList = reference.xpath("//a/@href").all();
ArrayList<Object> herfList = new ArrayList<>();
for (String herf : herfOpList) {
if (herf.startsWith("https") || herf.startsWith("http")) {
String before = "https://pubs.rsc.org";
herfList.add(before + herf);
} else {
herfList.add(herf);
}
}
StringBuffer referenceTitle = new StringBuffer();
List<String> spanList = reference.xpath("//span/text()").all();
if (CollectionUtils.isNotEmpty(spanList)) {
for (int i = 0; i < spanList.size(); i++) {
referenceTitle.append(spanList.get(i));
if (i < spanList.size() - 1) {
referenceTitle.append(",");
}
}
}
String em = reference.xpath("//em/text()").get();
String strong = reference.xpath("//strong/text()").get();
referenceTitle.append(em);
referenceTitle.append(strong);
JSONObject referencesObj = new JSONObject();
referencesObj.put("links", herfList);
referencesObj.put("referenceTitle", referenceTitle);
references.add(referencesObj);
}
}
log.info("文章链接：{},发布时间:{},标题:{},作者:{},邮箱信息:{}", articleCode, publishTime, title, authorName, authorMail.toJSONString());
page.putField("article", ArticleDO.builder()
.articleType(ArticleTypeEnum.Chemical.getType())
.articleCode(articleCode)
.authorName(authorName.toString())
.title(title)
.publishTime(Objects.isNull(publishTimeDateTime) ? publishTime : DateUtil.format(publishTimeDateTime, DateUtil.DATE))
.emailInfo(authorMail.toJSONString())
.articleDesc(articleDesc)
.authorAddress(authorAddress.toJSONString())
.referenceInfo(references.toJSONString()).build());
}
@Override
public Site getSite() {
return request;
}
public static void main(String[] args) {
Spider.create(new ChemicalPcoessor())
.addUrl("https://pubs.rsc.org/en/search/journalresult")
.addPipeline(new ArticlePipeline())
.thread(5).run();
}
}