2022-02-01 15:48:43 -08:00

77 lines
1.7 KiB
Go

package scraper
import (
"fmt"
"path"
"net/url"
)
type Url struct {
TweetID TweetID
Domain string
Text string
ShortText string
Title string
Description string
ThumbnailWidth int
ThumbnailHeight int
ThumbnailRemoteUrl string
ThumbnailLocalPath string
CreatorID UserID
SiteID UserID
HasCard bool
HasThumbnail bool
IsContentDownloaded bool
}
func ParseAPIUrlCard(apiCard APICard) Url {
values := apiCard.BindingValues
ret := Url{}
ret.HasCard = true
ret.Domain = values.Domain.Value
ret.Title = values.Title.Value
ret.Description = values.Description.Value
ret.IsContentDownloaded = false
ret.CreatorID = UserID(values.Creator.UserValue.Value)
ret.SiteID = UserID(values.Site.UserValue.Value)
var thumbnail_url string
if apiCard.Name == "summary_large_image" || apiCard.Name == "summary" {
thumbnail_url = values.Thumbnail.ImageValue.Url
} else if apiCard.Name == "player" {
thumbnail_url = values.PlayerImage.ImageValue.Url
} else {
panic("Unknown card type: " + apiCard.Name)
}
if thumbnail_url != "" {
ret.HasThumbnail = true
ret.ThumbnailRemoteUrl = thumbnail_url
ret.ThumbnailLocalPath = get_thumbnail_local_path(thumbnail_url)
ret.ThumbnailWidth = values.Thumbnail.ImageValue.Width
ret.ThumbnailHeight = values.Thumbnail.ImageValue.Height
}
return ret
}
func get_thumbnail_local_path(remote_url string) string {
u, err := url.Parse(remote_url)
if err != nil {
panic(err)
}
if u.RawQuery == "" {
return path.Base(u.Path)
}
query_params, err := url.ParseQuery(u.RawQuery)
if err != nil {
panic(err)
}
return fmt.Sprintf("%s_%s.%s", path.Base(u.Path), query_params["name"][0], query_params["format"][0])
}