// Parse html dom here and record the parse result that we want to Page. // Package goquery (http://godoc.org/github.com/PuerkitoBio/goquery) is used to parse html. func (this *MyPageProcesser) Process(p *page.Page) { if !p.IsSucc() { println(p.Errormsg()) return } query := p.GetHtmlParser() query.Find(`div[class="wx-rb bg-blue wx-rb_v1 _item"]`).Each(func(i int, s *goquery.Selection) { name := s.Find("div.txt-box > h3").Text() href, _ := s.Attr("href") fmt.Printf("WeName:%v link:http://http://weixin.sogou.com%v \r\n", name, href) // the entity we want to save by Pipeline p.AddField("name", name) p.AddField("href", href) }) next_page_href, _ := query.Find("#sogou_next").Attr("href") if next_page_href == "" { p.SetSkip(true) } else { p.AddTargetRequestWithHeaderFile("http://weixin.sogou.com/weixin"+next_page_href, "html", "weixin.sogou.com.json") } }
// Parse html dom here and record the parse result that we want to Page. // Package goquery (http://godoc.org/github.com/PuerkitoBio/goquery) is used to parse html. func (this *MyPageProcesser) Process(p *page.Page) { if !p.IsSucc() { println(p.Errormsg()) return } query := p.GetHtmlParser() var urls []string query.Find("h3[class='repo-list-name'] a").Each(func(i int, s *goquery.Selection) { href, _ := s.Attr("href") urls = append(urls, "http://github.com/"+href) }) // these urls will be saved and crawed by other coroutines. p.AddTargetRequests(urls, "html") name := query.Find(".entry-title .author").Text() name = strings.Trim(name, " \t\n") repository := query.Find(".entry-title .js-current-repository").Text() repository = strings.Trim(repository, " \t\n") //readme, _ := query.Find("#readme").Html() if name == "" { p.SetSkip(true) } // the entity we want to save by Pipeline p.AddField("author", name) p.AddField("project", repository) //p.AddField("readme", readme) }
// Parse html dom here and record the parse result that we want to crawl. // Package simplejson (https://github.com/bitly/go-simplejson) is used to parse data of json. func (this *MyPageProcesser) Process(p *page.Page) { if !p.IsSucc() { println(p.Errormsg()) return } query := p.GetJson() status, err := query.GetPath("result", "status", "code").Int() if status != 0 || err != nil { log.Panicf("page is crawled error : errorinfo=%s : status=%d : startNewsId=%d", err.Error(), status, this.startNewsId) } num, err := query.GetPath("result", "pageStr", "pageSize").Int() if num == 0 || err != nil { // Add url of next crawl startIdstr := strconv.Itoa(this.startNewsId) p.AddTargetRequest("http://live.sina.com.cn/zt/api/l/get/finance/globalnews1/index.htm?format=json&id="+startIdstr+"&pagesize=10&dire=f", "json") return } var idint, nextid int var nextidstr string query = query.Get("result").Get("data") for i := 0; i < num; i++ { id, err := query.GetIndex(i).Get("id").String() if id == "" || err != nil { continue } idint, err = strconv.Atoi(id) if err != nil { continue } if idint <= this.startNewsId { break } if i == 0 { nextid = idint nextidstr = id } content, err := query.GetIndex(i).Get("content").String() if content == "" || err != nil { continue } time, err := query.GetIndex(i).Get("created_at").String() if err != nil { continue } p.AddField(id+"_id", id) p.AddField(id+"_content", content) p.AddField(id+"_time", time) } // Add url of next crawl this.startNewsId = nextid p.AddTargetRequest("http://live.sina.com.cn/zt/api/l/get/finance/globalnews1/index.htm?format=json&id="+nextidstr+"&pagesize=10&dire=f", "json") //println(p.GetTargetRequests()) }
func (this *PlantProcesser) Process(p *page.Page) { if !p.IsSucc() { println(p.Errormsg()) return } query := p.GetHtmlParser() if !this.isPlant(query, p) { p.SetSkip(true) } this.getName(query, p) this.getSummary(query, p) this.getCatalog(query, p) p.AddTargetRequests(this.getUrls(query), "html") }
// Parse html dom here and record the parse result that we want to Page. // Package goquery (http://godoc.org/github.com/PuerkitoBio/goquery) is used to parse html. func (this *MyPageProcesser) Process(p *page.Page) { if !p.IsSucc() { println(p.Errormsg()) return } query := p.GetHtmlParser() currentUrl := p.GetRequest().GetUrl() var urls []string query.Find("a").Each(func(i int, s *goquery.Selection) { href, _ := s.Attr("href") urlHref, err := url.Parse(href) if err != nil { mlog.LogInst().LogError(err.Error()) return } if !urlHref.IsAbs() { href = currentUrl + href } // Temporarily check in crawler.go, it will be implemented in pattern package. if checkMatchPattern(base, href) { visited, _ := rep.CheckIfVisited(href) if !visited { rep.VisitedNewNode(href) // urls = append(urls, href) urlstr.UploadURL(href) } } }) // store content to db fmt.Printf("====store & commit : %s====\n\n\n", currentUrl) content, _ := query.Html() // content := "" storage.StoreInsert(collection, storage.StoreFormat{currentUrl, content}) urlstr.CommitURL(currentUrl) releaseSlot <- 1 url := GetOneURL() if url != "" { urls = append(urls, url) } p.AddTargetRequests(urls, "html") }
func (this *MyProcessor) Process(p *page.Page) { if !p.IsSucc() { mlog.LogInst().LogError(p.Errormsg()) return } u, err := url.Parse(p.GetRequest().GetUrl()) if err != nil { mlog.LogInst().LogError(err.Error()) return } if !strings.HasSuffix(u.Host, "jiexieyin.org") { return } var urls []string query := p.GetHtmlParser() query.Find("a").Each(func(i int, s *goquery.Selection) { href, _ := s.Attr("href") reJavascript := regexp.MustCompile("^javascript\\:") reLocal := regexp.MustCompile("^\\#") reMailto := regexp.MustCompile("^mailto\\:") if reJavascript.MatchString(href) || reLocal.MatchString(href) || reMailto.MatchString(href) { return } //处理相对路径 var absHref string urlHref, err := url.Parse(href) if err != nil { mlog.LogInst().LogError(err.Error()) return } if !urlHref.IsAbs() { urlPrefix := p.GetRequest().GetUrl() absHref = urlPrefix + href urls = append(urls, absHref) } else { urls = append(urls, href) } }) p.AddTargetRequests(urls, "html") }
// Parse html dom here and record the parse result that we want to crawl. // Package goquery (http://godoc.org/github.com/PuerkitoBio/goquery) is used to parse html. func (this *MyPageProcesser) Process(p *page.Page) { if !p.IsSucc() { println(p.Errormsg()) return } query := p.GetHtmlParser() name := query.Find(".lemmaTitleH1").Text() name = strings.Trim(name, " \t\n") summary := query.Find(".card-summary-content .para").Text() summary = strings.Trim(summary, " \t\n") // the entity we want to save by Pipeline p.AddField("name", name) p.AddField("summary", summary) }
/* ** 解析页面,把粉丝的信息存入dynamodb,同时把接下来要爬取的url存入sqs */ func (this *MyPageProcesser) Process(p *page.Page) { if !p.IsSucc() { glog.Errorln(p.Errormsg()) return } /* ** 打印爬取得页面 */ glog.Infoln(p) query := p.GetHtmlParser() if Urls[i] == "weibo.cn" { i = i + 1 } if UrlsLevel[i] == 0 { glog.Infoln("layer:", crawlUrl.Layer) this.w.GetNextPageUrl(query, p) this.w.GetFriendsUrl(query, p) } else if UrlsLevel[i] == 1 { this.w.GetFriendsInfo(query) } // if crawlUrl.Layer == 0 { // } else if crawlUrl.Layer == 1 { // glog.Infoln("layer:", crawlUrl.Layer) // this.w.GetNextPageUrl(query, p) // this.w.GetFFUrl(query) // } else if crawlUrl.Layer == 2 { // glog.Infoln("layer:", crawlUrl.Layer) // this.w.GetFFInfo(query) // } // header_num := rand.Intn(9) header_json := headerJson[header_num] i = i + 1 p.AddTargetRequestWithHeaderFile(Urls[i], "html", header_json) }
// Parse html dom here and record the parse result that we want to Page. // Package goquery (http://godoc.org/github.com/PuerkitoBio/goquery) is used to parse html. func (this *MyPageProcesser) Process(p *page.Page) { if !p.IsSucc() { println(p.Errormsg()) return } var fetch_content string query := p.GetHtmlParser() content := p.GetBodyStr() reg := regexp.MustCompile(`class="([0-9a-zA-Z_-]*content[0-9a-zA-Z_-]*)"`) reg_res := reg.FindAllStringSubmatch(content, -1) class_content := make([]string, 0) for _, class := range reg_res { submatch := class[1] class_content = append(class_content, submatch) } removeDuplicate(&class_content) for _, class := range class_content { query.Find("." + class).Each(func(i int, s *goquery.Selection) { text := strings.Trim(s.Text(), " \t\n") text = strings.Replace(text, " ", "", -1) text = strings.Replace(text, "\n", "", -1) text = strings.Replace(text, "\t", "", -1) if text != "" { fetch_content = fetch_content + text } }) } if fetch_content != "" { p.AddField("content", fetch_content) } }
// Parse html dom here and record the parse result that we want to Page. // Package goquery (http://godoc.org/github.com/PuerkitoBio/goquery) is used to parse html. func (this *MyPageProcesser) Process(p *page.Page) { if p.GetUrlTag() == "site_login" { //fmt.Printf("%v\n", p.GetCookies()) this.cookies = p.GetCookies() // AddTargetRequestWithParams Params: // 1. Url. // 2. Responce type is "html" or "json" or "jsonp" or "text". // 3. The urltag is name for marking url and distinguish different urls in PageProcesser and Pipeline. // 4. The method is POST or GET. // 5. The postdata is body string sent to sever. // 6. The header is header for http request. // 7. Cookies // 8. Http redirect function if len(this.cookies) != 0 { p.AddField("info", "get cookies success") req := request.NewRequest("http://backadmin.hucong.net/site/index", "html", "site_index", "GET", "", nil, this.cookies, nil, nil) p.AddTargetRequestWithParams(req) } else { p.AddField("info", "get cookies failed") } } else { //fmt.Printf("%v\n", p.GetBodyStr()) query := p.GetHtmlParser() pageTitle := query.Find(".page-content .page-title").Text() if len(pageTitle) != 0 { p.AddField("page_title", pageTitle) p.AddField("info", "login success") } else { p.AddField("info", "login failed") } } return if !p.IsSucc() { println(p.Errormsg()) return } query := p.GetHtmlParser() var urls []string query.Find("h3[class='repo-list-name'] a").Each(func(i int, s *goquery.Selection) { href, _ := s.Attr("href") urls = append(urls, "http://github.com/"+href) }) // these urls will be saved and crawed by other coroutines. p.AddTargetRequests(urls, "html") name := query.Find(".entry-title .author").Text() name = strings.Trim(name, " \t\n") repository := query.Find(".entry-title .js-current-repository").Text() repository = strings.Trim(repository, " \t\n") //readme, _ := query.Find("#readme").Html() if name == "" { p.SetSkip(true) } // the entity we want to save by Pipeline p.AddField("author", name) p.AddField("project", repository) //p.AddField("readme", readme) }
// Parse html dom here and record the parse result that we want to Page. // Package goquery (http://godoc.org/github.com/PuerkitoBio/goquery) is used to parse html. func (this *MyPageProcesser) Process(p *page.Page) { if !p.IsSucc() { println(p.Errormsg()) return } var crawok bool crawok = false //query := p.GetHtmlParser() //var urls []string //fmt.Println(p.GetBodyStr()) re := regexp.MustCompile(`<a href="(.*?)">(.*?)`) sectUrlsTemp := re.FindAllSubmatch([]byte(p.GetBodyStr()), -1) for _, url := range sectUrlsTemp { for _, url1 := range url { crawok = true http_index := strings.Index(string(url1), "http://shinichr.diandian.com") http_note := strings.Index(string(url1), "\"") http_quote := strings.Index(string(url1), "#") if http_index >= 0 && http_quote < 0 { if http_note > 0 && http_note < http_index { continue } var http_url string if http_note <= 0 { http_url = string(url1)[http_index:] } else { http_url = string(url1)[http_index:http_note] } if this.visit_url[http_url] == 0 { this.visit_url[http_url] = 1 fmt.Println("####unvisited:", http_url) //fmt.Println("###AddTargetRequest:", http_url) p.AddTargetRequest(http_url, "html") } } } } if crawok == false { fmt.Println("crawl false:*****************", p.GetRequest().GetUrl()) http_page := strings.Index(p.GetRequest().GetUrl(), "http://shinichr.diandian.com/page") http_post := strings.Index(p.GetRequest().GetUrl(), "http://shinichr.diandian.com/post") fmt.Println("http_page:", http_page, "http_post:", http_post) if http_page >= 0 || http_post >= 0 { //this.visit_url[p.GetRequest().GetUrl()] = 0 p.AddTargetRequest(p.GetRequest().GetUrl(), "html") } } http_index := strings.Index(p.GetRequest().GetUrl(), "http://shinichr.diandian.com/post/") // rex, _ := regexp.Compile("\\/") //replaceurl := rex.ReplaceAllString(p.GetRequest().GetUrl(), ".") //fmt.Println("http_index=", http_index) //fmt.Println("replaceurl=", p.GetRequest().GetUrl()[http_index:], "....", http_index) if http_index >= 0 { cuturl := p.GetRequest().GetUrl()[34:] //fmt.Println("replaceurl=", cuturl) rex, _ := regexp.Compile("\\/") replaceurl := rex.ReplaceAllString(cuturl, ".") filedir := fmt.Sprintf("/home/shinichr/diandian_post/%s", replaceurl) fout, err := os.Create(filedir) if err != nil { fmt.Println(filedir, err) return } defer fout.Close() src := p.GetBodyStr() re, _ := regexp.Compile("\\<[\\S\\s]+?\\>") src = re.ReplaceAllStringFunc(src, strings.ToLower) //去除STYLE re, _ = regexp.Compile("\\<style[\\S\\s]+?\\</style\\>") src = re.ReplaceAllString(src, "") //去除SCRIPT re, _ = regexp.Compile("\\<script[\\S\\s]+?\\</script\\>") src = re.ReplaceAllString(src, "") //去除所有尖括号内的HTML代码,并换成换行符 re, _ = regexp.Compile("\\<[\\S\\s]+?\\>") src = re.ReplaceAllString(src, "\n") //去除连续的换行符 re, _ = regexp.Compile("\\s{2,}") src = re.ReplaceAllString(src, "\n") //fmt.Println(strings.TrimSpace(src)) fout.WriteString(html.UnescapeString(src)) fmt.Println("save file ", filedir) } //query.Find(`div[class="rich-content] div[class="post"] div[class="post-top"] div[class="post-content post-text"] a`).Each(func(i int, s *goquery.Selection) { /*query.Find("div.content").Each(func(i int, s *goquery.Selection) { href, _ := s.Attr("href") http_index := strings.Index(href, "http") http_url := href[http_index:] //fmt.Println("###url:\n", http_url, "=", this.visit_url[http_url]) //this.newurl <- http_url if this.visit_url[http_url] == 0 { this.visit_url[http_url] = 1 fmt.Println("###AddTargetRequest:", http_url) p.AddTargetRequest(http_url, "html") } urls = append(urls, href) })*/ // these urls will be saved and crawed by other coroutines. /*doc, _ := goquery.NewDocument("http://shinichr.diandian.com") doc.Find("a").Each(func(i int, s *goquery.Selection) { href, _ := s.Attr("href") fmt.Println("####href=", href) })*/ //p.AddField("readme", readme) }