Created
January 6, 2015 19:06
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GetContentInBatches function
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| func (api GraphV2) GetContentInBatches(path string, since, until int64, fields ...string) ([]BatchResponse, error) { | |
| url := fmt.Sprintf("%v/%v?fields=id&since=%v&until=%v&limit=%v&access_token=%v", HostV2, path, since, until, BatchLimit, api.AccessToken) | |
| ids := []string{} | |
| for { | |
| resp, err := GetFacebookGraphRequest(url) | |
| if err != nil { | |
| return nil, err | |
| } | |
| if resp.ErrorCode != 0 { | |
| return nil, fmt.Errorf("graph error: message(%v) code(%v)", resp.ErrorMessage, resp.ErrorCode) | |
| } | |
| if len(resp.Data) == 0 { | |
| break | |
| } | |
| for _, data := range resp.Data { | |
| ids = append(ids, data.ID) | |
| } | |
| if resp.Paging.Next == "" { | |
| break | |
| } | |
| url = resp.Paging.Next | |
| } | |
| batchedIDs := api.arrayInBatches(ids, MaxBatchRequests) | |
| batchURLs := []string{} | |
| for _, batch := range batchedIDs { | |
| requests := []string{} | |
| for _, id := range batch { | |
| request := fmt.Sprintf("{'method':'GET','relative_url':'%v?fields=%v'}", id, strings.Join(fields, ",")) | |
| requests = append(requests, request) | |
| } | |
| batchURL := fmt.Sprintf("%v?batch=[%v]&access_token=%v", HostV2, strings.Join(requests, ","), api.AccessToken) | |
| batchURLs = append(batchURLs, batchURL) | |
| } | |
| return api.PostGraphRequests(batchURLs) | |
| } |
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