Get Vine video mp4 source URL via goquery in Golang
(Go programming language).
My answer to Stack Overflow question:
Getting blank return when using GoQuery to get video src
so25517885.go |
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42 | package main
import (
"encoding/json"
"github.com/PuerkitoBio/goquery"
)
type SharedContent struct {
ContentUrl string `json:"contentUrl"`
}
type VineVideoMetadata struct {
SC SharedContent `json:"sharedContent"`
}
func DecodeVineJsonBlob(blob string) VineVideoMetadata {
meta := VineVideoMetadata{}
err := json.Unmarshal([]byte(blob), &meta)
if err != nil {
panic(err)
}
return meta
}
func GetVineVideoJsonBlob(url string) string {
doc, err := goquery.NewDocument(url)
if err != nil {
panic(err)
}
return doc.Find("script[type=\"application/ld+json\"]").Text()
}
func GetVineVideoSrc(url string) string {
jsonBlob := GetVineVideoJsonBlob(url)
meta := DecodeVineJsonBlob(jsonBlob)
return meta.SC.ContentUrl
}
func main() {
println(GetVineVideoSrc("https://vine.co/v/MlWtKgwh7WY"))
}
|
Output:
https://mtc.cdn.vine.co/r/videos/67FAC9DFA21115619347885645824_22a564aec15.5.0.17428816123715427422.mp4?versionId=4zcm5ySoFhqUQBXU7Ehm3YOuOSjFbkg3
Tested on: Ubuntu Linux 15.10, Go 1.6.1.
References: