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      1 /*
      2  * Copyright (C) 2015 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 android.provider;
     17 
     18 import android.app.admin.DevicePolicyManager;
     19 import android.content.ActivityNotFoundException;
     20 import android.content.ContentUris;
     21 import android.content.Context;
     22 import android.content.Intent;
     23 import android.content.UriMatcher;
     24 import android.net.Uri;
     25 import android.os.Process;
     26 import android.os.UserHandle;
     27 import android.text.TextUtils;
     28 import android.widget.Toast;
     29 
     30 import java.util.List;
     31 
     32 /**
     33  * Contacts related internal methods.
     34  *
     35  * @hide
     36  */
     37 public class ContactsInternal {
     38     private ContactsInternal() {
     39     }
     40 
     41     /** URI matcher used to parse contact URIs. */
     42     private static final UriMatcher sContactsUriMatcher = new UriMatcher(UriMatcher.NO_MATCH);
     43 
     44     private static final int CONTACTS_URI_LOOKUP_ID = 1000;
     45 
     46     static {
     47         // Contacts URI matching table
     48         final UriMatcher matcher = sContactsUriMatcher;
     49         matcher.addURI(ContactsContract.AUTHORITY, "contacts/lookup/*/#", CONTACTS_URI_LOOKUP_ID);
     50     }
     51 
     52     /**
     53      * Called by {@link ContactsContract} to star Quick Contact, possibly on the managed profile.
     54      */
     55     public static void startQuickContactWithErrorToast(Context context, Intent intent) {
     56         final Uri uri = intent.getData();
     57 
     58         final int match = sContactsUriMatcher.match(uri);
     59         switch (match) {
     60             case CONTACTS_URI_LOOKUP_ID: {
     61                 if (maybeStartManagedQuickContact(context, intent)) {
     62                     return; // Request handled by DPM.  Just return here.
     63                 }
     64                 break;
     65             }
     66         }
     67         // Launch on the current profile.
     68         startQuickContactWithErrorToastForUser(context, intent, Process.myUserHandle());
     69     }
     70 
     71     public static void startQuickContactWithErrorToastForUser(Context context, Intent intent,
     72             UserHandle user) {
     73         try {
     74             context.startActivityAsUser(intent, user);
     75         } catch (ActivityNotFoundException e) {
     76             Toast.makeText(context, com.android.internal.R.string.quick_contacts_not_available,
     77                     Toast.LENGTH_SHORT).show();
     78         }
     79     }
     80 
     81     /**
     82      * If the URI in {@code intent} is of a corp contact, launch quick contact on the managed
     83      * profile.
     84      *
     85      * @return the URI in {@code intent} is of a corp contact thus launched on the managed profile.
     86      */
     87     private static boolean maybeStartManagedQuickContact(Context context, Intent originalIntent) {
     88         final Uri uri = originalIntent.getData();
     89 
     90         // Decompose into an ID and a lookup key.
     91         final List<String> pathSegments = uri.getPathSegments();
     92         final long contactId = ContentUris.parseId(uri);
     93         final String lookupKey = pathSegments.get(2);
     94 
     95         // See if it has a corp lookupkey.
     96         if (TextUtils.isEmpty(lookupKey)
     97                 || !lookupKey.startsWith(
     98                         ContactsContract.Contacts.ENTERPRISE_CONTACT_LOOKUP_PREFIX)) {
     99             return false; // It's not a corp lookup key.
    100         }
    101 
    102         // Launch Quick Contact on the managed profile, if the policy allows.
    103         final DevicePolicyManager dpm = context.getSystemService(DevicePolicyManager.class);
    104         final String actualLookupKey = lookupKey.substring(
    105                 ContactsContract.Contacts.ENTERPRISE_CONTACT_LOOKUP_PREFIX.length());
    106         final long actualContactId =
    107                 (contactId - ContactsContract.Contacts.ENTERPRISE_CONTACT_ID_BASE);
    108 
    109         dpm.startManagedQuickContact(actualLookupKey, actualContactId, originalIntent);
    110         return true;
    111     }
    112 }
    113