[英]Fetch Facebook album cover photo - Android
我尝试从Facebook获取专辑数据,并使用此方法获取专辑封面照片。 我得到这样的回应;
{Response:responseCode:200,graphObject:GraphObject {graphObjectClass = GraphObject,state = {“FACEBOOK_NON_JSON_RESULT”:“ \\ u0000 \\ u0010JFIF \\ u0000 \\ u0001 \\ u00002 \\ u0000 \\ u0000 \\ u0000 \\ u00001 \\ u0000 \\ u0001 \\ u0000 \\ u0000 \\ u0000 \\ u0000 \ Photoshop“}},错误:null,isFromCache:false}
那是什么意思? 我怎样才能获得图片网址或图片? 代码在这里:
for(final FbAlbumItem f: albums){
Bundle params = new Bundle();
params.putString("type", "small");
new Request(
Session.getActiveSession(),
"/"+f.getAlbumId()+"/picture",
params,
HttpMethod.GET,
new Request.Callback() {
public void onCompleted(Response response) {
/* handle the result */
Log.i("SocialManager", "" + response);
JSONObject obj = response.getGraphObject().getInnerJSONObject();
try {
JSONObject o = obj.getJSONObject("albums").getJSONObject("data");
String url = o.getString("url");
f.setImageUrl(url);
} catch (JSONException e) {
e.printStackTrace();
}
}
}
).executeAsync();
FbAlbumItem: String albumId; String albumName; String albumCover; String imageUrl;
String albumId; String albumName; String albumCover; String imageUrl;
解决了。 我用我的方法做了一些改变。 添加此参数
Bundle params = new Bundle(); params.putBoolean("redirect", false);
感谢您的灵感。
你可以这样做。
final Session session = Session.getActiveSession();
if (session.isOpened()) {
final String authToken = session.getAccessToken();
// saveToPreferences(ApplicationData.FB_TOKEN, authToken);
Bundle params = new Bundle();
params.putBoolean("redirect", false);
params.putString("height", "400");
params.putString("type", "normal");
params.putString("width", "400");
/* make the API call */
new Request(
session,
"/me/albums/{album-id}",
params,
HttpMethod.GET,
new Request.Callback() {
public void onCompleted(Response response) {
//cover_photo_fetch = response.cover_photo.toString();
Log.d("Picture", response.toString());
try {
userModel = UserModel.getInstance(mContext);
personPhotoUrl = response.getGraphObject().getInnerJSONObject().getJSONObject("data").getString("url");
} catch (JSONException e) {
e.printStackTrace();
}
}
}
).executeAsync();
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