Fix: JSON field conflicting caused cannot open free content.

Author: 709924470

app/src/main/java/cn/settile/fanboxviewer/Network/RESTfulClient/FanboxUserParser.java

@@ -106,7 +106,7 @@ public List<DetailItem> getPostContent(String id) throws Exception{
     public List<DetailItem> getPostContent(JSONObject body) throws Exception{
         List<DetailItem> items = new ArrayList<>();
 
-        if(body.getBoolean("isRestricted")){
+        if(body.optBoolean("isRestricted", true) && body.optInt("feeRequired", -1) != 0){
             items.add(new DetailItem(DetailItem.Type.TEXT,
                     String.format(c.getString(R.string.plan_formatting), body.getInt("feeRequired"))));
             items.add(new DetailItem(DetailItem.Type.IMAGE, "false"));