1 /*
2  * Copyright (C) 2020 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package com.android.wallpaper.util;
17 
18 import android.content.Intent;
19 import android.net.Uri;
20 
21 /** Util class for deep link. */
22 public class DeepLinkUtils {
23     private static final String KEY_COLLECTION_ID = "collection_id";
24     private static final String SCHEME = "https";
25     private static final String SCHEME_SPECIFIC_PART_PREFIX = "//g.co/wallpaper";
26 
27     /**
28      * Checks if it is the deep link case.
29      */
isDeepLink(Intent intent)30     public static boolean isDeepLink(Intent intent) {
31         Uri data = intent.getData();
32         return data != null && SCHEME.equals(data.getScheme())
33                 && data.getSchemeSpecificPart().startsWith(SCHEME_SPECIFIC_PART_PREFIX);
34     }
35 
36     /**
37      * Gets the wallpaper collection which wants to deep link to.
38      *
39      * @return the wallpaper collection id
40      */
getCollectionId(Intent intent)41     public static String getCollectionId(Intent intent) {
42         return isDeepLink(intent) ? intent.getData().getQueryParameter(KEY_COLLECTION_ID) : null;
43     }
44 }
45