b5032069e3
- Refactored chromedp-gen and cdp code so that Execute no longer returns a channel - Fixing potential race problems in handler - Eliminated some dead code - Updated examples to include new logging parameters
79 lines
1.8 KiB
Go
79 lines
1.8 KiB
Go
// +build windows
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package main
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import (
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"context"
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"fmt"
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"io/ioutil"
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"log"
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"time"
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cdp "github.com/knq/cdp"
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cdptypes "github.com/knq/cdp/cdp"
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"github.com/knq/cdp/client"
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)
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func main() {
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var err error
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// create context
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ctxt, cancel := context.WithCancel(context.Background())
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defer cancel()
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// create edge instance -- FIXME: not able to launch separate process (yet)
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/*cdp, err := cdp.New(ctxt, cdp.WithRunnerOptions(
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runner.EdgeDiagnosticsAdapter(),
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))*/
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// create edge instance
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watch := client.New().WatchPageTargets(ctxt)
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c, err := cdp.New(ctxt, cdp.WithTargets(watch), cdp.WithLog(log.Printf))
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if err != nil {
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log.Fatal(err)
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}
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// run task list
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var site, res string
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err = c.Run(ctxt, googleSearch("site:brank.as", "Easy Money Management", &site, &res))
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if err != nil {
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log.Fatal(err)
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}
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// shutdown chrome
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err = c.Shutdown(ctxt)
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if err != nil {
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log.Fatal(err)
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}
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// wait for chrome to finish
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err = c.Wait()
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if err != nil {
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log.Fatal(err)
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}
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log.Printf("saved screenshot of #testimonials from search result listing `%s` (%s)", res, site)
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}
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func googleSearch(q, text string, site, res *string) cdp.Tasks {
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var buf []byte
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sel := fmt.Sprintf(`//a[text()[contains(., '%s')]]`, text)
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return cdp.Tasks{
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cdp.Navigate(`https://www.google.com`),
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cdp.Sleep(2 * time.Second),
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cdp.WaitVisible(`#hplogo`, cdp.ByID),
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cdp.SendKeys(`#lst-ib`, q+"\n", cdp.ByID),
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cdp.WaitVisible(`#res`, cdp.ByID),
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cdp.Text(sel, res),
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cdp.Click(sel),
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cdp.Sleep(2 * time.Second),
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cdp.WaitVisible(`#footer`, cdp.ByQuery),
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cdp.WaitNotVisible(`div.v-middle > div.la-ball-clip-rotate`, cdp.ByQuery),
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cdp.Location(site),
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cdp.Screenshot(`#testimonials`, &buf, cdp.ByID),
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cdp.ActionFunc(func(context.Context, cdptypes.Handler) error {
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return ioutil.WriteFile("testimonials.png", buf, 0644)
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}),
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}
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}
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