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/**
* Copyright (c) 2015-present, Facebook, Inc. All rights reserved.
*
* You are hereby granted a non-exclusive, worldwide, royalty-free license to
* use, copy, modify, and distribute this software in source code or binary
* form for use in connection with the web services and APIs provided by
* Facebook.
*
* As with any software that integrates with the Facebook platform, your use
* of this software is subject to the Facebook Developer Principles and
* Policies [http://developers.facebook.com/policy/]. This copyright notice
* shall be included in all copies or substantial portions of the software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*/
package com.facebook.ads.sdk;
import com.google.gson.JsonObject;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonParser;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import com.facebook.ads.sdk.APIException.MalformedResponseException;
public class APINode implements APIResponse {
protected APIContext context = null;
protected String rawValue = null;
public static APINode loadJSON(String json, APIContext context) {
APINode result = null;
result = new APINode();
result.context = context;
result.rawValue = json;
return result;
}
public APIContext getContext() {
return context;
}
public void setContext(APIContext context) {
this.context = context;
}
public String toString() {
return rawValue;
}
public String getId() {
try {
JsonParser parser = new JsonParser();
return parser.parse(rawValue).getAsJsonObject().get("id").getAsString();
} catch (Exception e) {
return null;
}
};
public String getRawValue() {
return rawValue;
}
@Override
public String getRawResponse() {
return rawValue;
}
@Override
public JsonObject getRawResponseAsJsonObject() {
JsonParser parser = new JsonParser();
try {
return parser.parse(rawValue).getAsJsonObject();
} catch (Exception e) {
return null;
}
}
@Override
public APINode head() {
return this;
}
public static APINodeList parseResponse(String json, APIContext context, APIRequest request) throws MalformedResponseException{
APINodeList nodes = new APINodeList(request, json);
JsonArray arr;
JsonObject obj;
JsonParser parser = new JsonParser();
Exception exception = null;
try{
JsonElement result = parser.parse(json);
if (result.isJsonArray()) {
// First, check if it's a pure JSON Array
arr = result.getAsJsonArray();
for (int i = 0; i < arr.size(); i++) {
nodes.add(loadJSON(arr.get(i).getAsJsonObject().toString(), context));
};
return nodes;
} else if (result.isJsonObject()) {
obj = result.getAsJsonObject();
if (obj.has("data")) {
if (obj.has("paging")) {
JsonObject paging = obj.get("paging").getAsJsonObject().get("cursors").getAsJsonObject();
nodes.setPaging(paging.get("before").getAsString(), paging.get("after").getAsString());
}
if (obj.get("data").isJsonArray()) {
// Second, check if it's a JSON array with "data"
arr = obj.get("data").getAsJsonArray();
for (int i = 0; i < arr.size(); i++) {
nodes.add(loadJSON(arr.get(i).getAsJsonObject().toString(), context));
};
} else if (obj.get("data").isJsonObject()) {
// Third, check if it's a JSON object with "data"
obj = obj.get("data").getAsJsonObject();
nodes.add(loadJSON(obj.toString(), context));
}
return nodes;
} else if (obj.has("images")) {
// Fourth, check if it's a map of image objects
obj = obj.get("images").getAsJsonObject();
for (Map.Entry entry : obj.entrySet()) {
nodes.add(loadJSON(entry.getValue().toString(), context));
}
return nodes;
} else {
// Fifth, check if it's an array of objects indexed by id
boolean isIdIndexedArray = true;
for (Map.Entry entry : obj.entrySet()) {
String key = (String) entry.getKey();
if (key.equals("__fb_trace_id__")) {
continue;
}
JsonElement value = (JsonElement) entry.getValue();
if (
value != null &&
value.isJsonObject() &&
value.getAsJsonObject().has("id") &&
value.getAsJsonObject().get("id") != null &&
value.getAsJsonObject().get("id").getAsString().equals(key)
) {
nodes.add(loadJSON(value.toString(), context));
} else {
isIdIndexedArray = false;
break;
}
}
if (isIdIndexedArray) {
return nodes;
}
// Sixth, check if it's pure JsonObject
nodes.clear();
nodes.add(loadJSON(json, context));
return nodes;
}
}
} catch (Exception e) {
exception = e;
}
throw new MalformedResponseException(
"Invalid response string: " + json,
exception
);
}
@Override
public APIException getException() {
return null;
}
}
