使用 Graph API ( v 7.0 ) 访问私有 facebook 组的帖子

Question

I am trying to get private groups posts by using graph api v7.0 by unfortunately i did not get posts returned an error Graph returned an error: (#803) Cannot query users by their username (SAAME)

    try {
    // Returns a `Facebook\FacebookResponse` object
    $response = $fb->get(
        '/SAAME/feed',
        '{access-token}'
    );
} catch(Facebook\Exceptions\FacebookResponseException $e) {
    echo 'Graph returned an error: ' . $e->getMessage();
    exit;
} catch(Facebook\Exceptions\FacebookSDKException $e) {
    echo 'Facebook SDK returned an error: ' . $e->getMessage();
    exit;
}
//$graphNode = $response->getGraphNode();

$data = (array) $response;

var_dump ($data);

Answer 1

https://developers.facebook.com/docs/graph-api/reference/v7.0/group/feed

Check out the requirements, especially the bold ones:

• Your app must be approved for the Groups API feature.
• The app must be installed on the Group. (can only be done as group admin)
• A User access token. (i assume any user token of a group member is ok)