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richmedia.go
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richmedia.go
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package smaato
import (
"encoding/json"
"fmt"
"github.com/prebid/prebid-server/errortypes"
"net/url"
"strings"
)
type richMediaAd struct {
RichMedia richmedia `json:"richmedia"`
}
type mediadata struct {
Content string `json:"content"`
W int `json:"w"`
H int `json:"h"`
}
type richmedia struct {
MediaData mediadata `json:"mediadata"`
Impressiontrackers []string `json:"impressiontrackers"`
Clicktrackers []string `json:"clicktrackers"`
}
func extractAdmRichMedia(adMarkup string) (string, error) {
var richMediaAd richMediaAd
if err := json.Unmarshal([]byte(adMarkup), &richMediaAd); err != nil {
return "", &errortypes.BadServerResponse{
Message: fmt.Sprintf("Invalid ad markup %s.", adMarkup),
}
}
var clickEvent strings.Builder
var impressionTracker strings.Builder
for _, clicktracker := range richMediaAd.RichMedia.Clicktrackers {
clickEvent.WriteString("fetch(decodeURIComponent('" + url.QueryEscape(clicktracker) + "'), " +
"{cache: 'no-cache'});")
}
for _, impression := range richMediaAd.RichMedia.Impressiontrackers {
impressionTracker.WriteString(fmt.Sprintf(`<img src="%s" alt="" width="0" height="0"/>`, impression))
}
richmediaAdMarkup := fmt.Sprintf(`<div onclick="%s">%s%s</div>`,
&clickEvent, richMediaAd.RichMedia.MediaData.Content, &impressionTracker)
return richmediaAdMarkup, nil
}