255 lines
6.9 KiB
Go
255 lines
6.9 KiB
Go
package main
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import (
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"database/sql"
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"encoding/json"
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"intimate"
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"log"
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"regexp"
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"strings"
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"time"
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"github.com/tebeka/selenium"
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)
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// sstore 源存储实例, 为存储源数据的实现. 表格具体参考sql/intimate_source.sql
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var sstore *intimate.StoreSource = intimate.NewStoreSource(string(intimate.STTwitch))
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// estore 解析存储连接实例
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var estore *intimate.StoreExtractor = intimate.NewStoreExtractor()
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func main() {
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wd := intimate.GetChromeDriver(3030)
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ps := intimate.NewPerfectShutdown()
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var count = 0
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var countlimt = 200
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var lasterr error = nil
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// var err error
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for !ps.IsClose() {
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streamer, err := estore.Pop(intimate.Ptwitch)
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if streamer == nil || err != nil {
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if err != lasterr {
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log.Println(err, lasterr)
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lasterr = err
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}
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time.Sleep(time.Second * 2)
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continue
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}
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var updateUrl map[string]string
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json.Unmarshal(streamer.UpdateUrl.([]byte), &updateUrl)
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liveUrl := updateUrl["live"]
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liveUrl = strings.Replace(liveUrl, "/watchparty", "", -1)
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log.Println(liveUrl)
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// err = wd.Get("https://www.twitch.tv/zoe_0601" + "/about")
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err = wd.Get(liveUrl + "/about")
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if err != nil {
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log.Println(err)
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estore.UpdateError(streamer, err)
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time.Sleep(time.Second * 5)
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continue
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}
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streamer.LiveUrl = sql.NullString{String: liveUrl, Valid: true}
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clog := &intimate.CollectLog{}
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clog.UserId = streamer.UserId
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clog.Gratuity = sql.NullInt64{Int64: 0, Valid: false}
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time.Sleep(time.Millisecond * 500)
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err = extractUserName(wd, streamer)
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if err != nil {
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_, err = wd.FindElement(selenium.ByXPATH, "//a[@data-a-target='browse-channels-button']")
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if err == nil {
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log.Println(streamer.UserId, "may be cancell")
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streamer.Operator = 5
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streamer.UpdateTime = sql.NullTime{Time: time.Now(), Valid: true}
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estore.UpdateStreamer(streamer)
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}
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continue
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}
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err = extractFollowers(wd, clog)
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if err != nil {
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continue
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}
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err = extractViews(wd, clog) // views + tags + gratuity
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if err != nil {
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// 不直播时提取礼物 gratuity
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wd.WaitWithTimeout(func(web selenium.WebDriver) (bool, error) {
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channelchat, err := wd.FindElement(selenium.ByXPATH, `//a[@data-a-target="channel-home-tab-Chat"]`)
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btn, _ := web.FindElement(selenium.ByXPATH, `//button[@data-test-selector="expand-grabber"]`)
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if (err == nil && channelchat != nil) || btn != nil {
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if channelchat != nil {
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channelchat.Click()
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}
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time.Sleep(time.Second)
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extractGratuity(wd, clog)
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return true, nil
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}
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return false, nil
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}, time.Second*4)
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}
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streamer.Platform = intimate.Ptwitch
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clog.Platform = streamer.Platform
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clog.UpdateTime = sql.NullTime{Time: time.Now(), Valid: true}
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lastClogId := estore.InsertClog(clog)
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streamer.Operator = 10
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streamer.LatestLogUid = lastClogId
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if clog.Tags != nil {
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streamer.Tags = clog.Tags
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}
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switch fl := clog.Followers.Int64; {
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case fl > 100000:
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streamer.UpdateInterval = 120
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case fl > 10000:
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streamer.UpdateInterval = 240 * 2
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case fl > 1000:
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streamer.UpdateInterval = 360 * 2
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case fl > 100:
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streamer.UpdateInterval = 720 * 2
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case fl > 0:
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streamer.UpdateInterval = 1440 * 4
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}
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streamer.UpdateTime = clog.UpdateTime
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estore.UpdateStreamer(streamer)
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count++
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if count >= countlimt {
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count = 0
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// wd.Quit()
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wd = intimate.GetChromeDriver(3030)
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}
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}
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wd.Close()
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wd.Quit()
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}
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func extractUserName(wd selenium.WebDriver, streamer *intimate.Streamer) error {
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return wd.WaitWithTimeout(func(web selenium.WebDriver) (bool, error) {
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label, err := web.FindElement(selenium.ByXPATH, "//a[@class='tw-interactive']//h1")
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if err == nil {
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if ltxt, err := label.Text(); err == nil && ltxt != "" {
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// log.Println("label:", ltxt)
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streamer.UserName = sql.NullString{String: ltxt, Valid: true}
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return true, nil
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}
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}
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return false, err
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}, 15*time.Second)
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}
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func extractFollowers(wd selenium.WebDriver, clog *intimate.CollectLog) error {
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return wd.WaitWithTimeout(func(web selenium.WebDriver) (bool, error) {
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efollowers, err := web.FindElement(selenium.ByXPATH, "//div[@data-a-target='about-panel']//div[@class='tw-align-center']")
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if err != nil {
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return false, err
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}
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followers, err := efollowers.Text()
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if err != nil || followers == "" {
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return false, err
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}
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followers = regexp.MustCompile(`[\d,]+`).FindString(followers)
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fint, _ := intimate.ParseNumber(followers)
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clog.Followers = sql.NullInt64{Int64: int64(fint), Valid: true}
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// log.Println("followers: ", followers, fint)
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return true, nil
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}, 4*time.Second)
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}
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func extractViews(wd selenium.WebDriver, clog *intimate.CollectLog) error {
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return wd.WaitWithTimeout(func(web selenium.WebDriver) (bool, error) {
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views, err := web.FindElement(selenium.ByXPATH, "//a[@data-a-target='home-live-overlay-button']/span")
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if views != nil {
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if txt, err := views.Text(); err == nil {
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vint, _ := intimate.ParseNumber(txt)
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clog.Views = sql.NullInt64{Int64: vint, Valid: true}
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// log.Println("views:", txt)
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views.Click()
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extractTags(wd, clog)
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extractTitle(wd, clog)
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extractGratuity(wd, clog)
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return true, nil
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}
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}
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return false, err
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}, time.Second*4)
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}
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func extractTitle(wd selenium.WebDriver, clog *intimate.CollectLog) error {
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return wd.WaitWithTimeout(func(web selenium.WebDriver) (bool, error) {
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title, err := web.FindElement(selenium.ByXPATH, `//h2[@data-a-target='stream-title']`)
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if err == nil {
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if txt, err := title.Text(); err == nil {
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clog.LiveTitle = sql.NullString{String: txt, Valid: true}
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return true, nil
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}
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}
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return false, err
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}, time.Second*4)
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}
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func extractTags(wd selenium.WebDriver, clog *intimate.CollectLog) error {
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return wd.WaitWithTimeout(func(web selenium.WebDriver) (bool, error) {
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tags, err := web.FindElements(selenium.ByXPATH, "//a[@aria-label and @data-a-target and @href]/div[@class and text()]")
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if len(tags) == 0 {
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return false, err
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}
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var stags []string
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for _, tag := range tags {
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if txt, err := tag.Text(); err == nil {
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stags = append(stags, txt)
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} else {
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log.Println(err)
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}
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}
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if len(stags) > 0 {
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if tagbuf, err := json.Marshal(stags); err == nil {
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clog.Tags = tagbuf
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} else {
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log.Println(err)
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}
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}
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return true, nil
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}, time.Second*4)
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}
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func extractGratuity(wd selenium.WebDriver, clog *intimate.CollectLog) error {
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return wd.WaitWithTimeout(func(web selenium.WebDriver) (bool, error) {
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btn, err := web.FindElement(selenium.ByXPATH, `//button[@data-test-selector="expand-grabber"]`)
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if err == nil {
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btn.Click()
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time.Sleep(time.Second)
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gifcount, err := web.FindElements(selenium.ByXPATH, `//div[@class="sub-gift-count tw-flex"]/p`)
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if err == nil {
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var gratuity int64 = 0
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for _, gc := range gifcount {
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if gtxt, err := gc.Text(); err == nil {
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gint, _ := intimate.ParseNumber(gtxt)
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gratuity += gint
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} else {
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log.Println(err)
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}
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}
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clog.Gratuity = sql.NullInt64{Int64: gratuity, Valid: true}
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}
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return true, nil
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}
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return false, err
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}, time.Second*4)
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}
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