// 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)
}
func (this *HttpDownloader) downloadJson(p *page.Page, req *request.Request) *page.Page {
var err error
p, destbody := this.downloadFile(p, req)
if !p.IsSucc() {
return p
}
var body []byte
body = []byte(destbody)
mtype := req.GetResponceType()
if mtype == "jsonp" {
tmpstr := util.JsonpToJson(destbody)
body = []byte(tmpstr)
}
var r *simplejson.Json
if r, err = simplejson.NewJson(body); err != nil {
mlog.LogInst().LogError(string(body) + "\t" + err.Error())
p.SetStatus(true, err.Error())
return p
}
// json result
p.SetBodyStr(string(body)).SetJson(r).SetStatus(false, "")
return p
}
// 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")
}
}
func (this *HttpDownloader) downloadHtml(p *page.Page, req *request.Request) *page.Page {
var err error
p, destbody := this.downloadFile(p, req)
//fmt.Printf("Destbody %v \r\n", destbody)
if !p.IsSucc() {
//fmt.Print("Page error \r\n")
return p
}
bodyReader := bytes.NewReader([]byte(destbody))
var doc *goquery.Document
if doc, err = goquery.NewDocumentFromReader(bodyReader); err != nil {
mlog.LogInst().LogError(err.Error())
p.SetStatus(true, err.Error())
return p
}
var body string
if body, err = doc.Html(); err != nil {
mlog.LogInst().LogError(err.Error())
p.SetStatus(true, err.Error())
return p
}
p.SetBodyStr(body).SetHtmlParser(doc).SetStatus(false, "")
return p
}
func (this *HttpDownloader) downloadText(p *page.Page, req *request.Request) *page.Page {
p, destbody := this.downloadFile(p, req)
if !p.IsSucc() {
return p
}
p.SetBodyStr(destbody).SetStatus(false, "")
return p
}
// 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 *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)
}
// 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
}
html := p.GetBodyStr()
newUrls := urlutil.GetAllUrlIn(p.GetRequest().GetUrl(), html)
for _, newUrl := range newUrls {
newUrl = strings.Replace(newUrl, "//weibo.com/", "//tw.weibo.com/", -1)
p.AddTargetRequest(newUrl, "html")
}
mailAddrList := mailaddrutil.GetAllMailAddrIn(html)
for _, mailAddr := range mailAddrList {
if _, ok := this.mailAddrMap[mailAddr]; !ok {
this.mailAddrMap[mailAddr] = true
this.mailLogger.WriteString(mailAddr + "\n")
this.MailHandle.Push(mailAddr)
}
}
}
// 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)
}