Collapse common package (2/2)

Ran optimize imports on the project as well to re-order everything
which would have changed because of removing common.

Test: Built GoogleContacts, GoogleContactsTests, Contacts,
ContactsTests and ran unit tests.

Bug: 33252370
Change-Id: I881f0ba8b8fef002b6eeefa9a16b34f15b2fd2a9
diff --git a/src/com/android/contacts/CallUtil.java b/src/com/android/contacts/CallUtil.java
new file mode 100644
index 0000000..d83b63d
--- /dev/null
+++ b/src/com/android/contacts/CallUtil.java
@@ -0,0 +1,213 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.contacts;
+
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.telecom.PhoneAccount;
+import android.telecom.PhoneAccountHandle;
+import android.telecom.TelecomManager;
+import android.telecom.VideoProfile;
+import android.text.TextUtils;
+
+import com.android.contacts.compat.CompatUtils;
+import com.android.contacts.compat.PhoneAccountSdkCompat;
+import com.android.contacts.util.PermissionsUtil;
+import com.android.contacts.util.PhoneNumberHelper;
+import com.android.contactsbind.FeedbackHelper;
+import com.android.phone.common.PhoneConstants;
+
+import java.util.List;
+
+/**
+ * Utilities related to calls that can be used by non system apps. These
+ * use {@link Intent#ACTION_CALL} instead of ACTION_CALL_PRIVILEGED.
+ *
+ * The privileged version of this util exists inside Dialer.
+ */
+public class CallUtil {
+
+    public static final String TAG = "CallUtil";
+
+    /**
+     * Indicates that the video calling is not available.
+     */
+    public static final int VIDEO_CALLING_DISABLED = 0;
+
+    /**
+     * Indicates that video calling is enabled, regardless of presence status.
+     */
+    public static final int VIDEO_CALLING_ENABLED = 1;
+
+    /**
+     * Indicates that video calling is enabled, but the availability of video call affordances is
+     * determined by the presence status associated with contacts.
+     */
+    public static final int VIDEO_CALLING_PRESENCE = 2;
+
+    /**
+     * Return an Intent for making a phone call. Scheme (e.g. tel, sip) will be determined
+     * automatically.
+     */
+    public static Intent getCallWithSubjectIntent(String number,
+            PhoneAccountHandle phoneAccountHandle, String callSubject) {
+
+        final Intent intent = getCallIntent(getCallUri(number));
+        intent.putExtra(TelecomManager.EXTRA_CALL_SUBJECT, callSubject);
+        if (phoneAccountHandle != null) {
+            intent.putExtra(TelecomManager.EXTRA_PHONE_ACCOUNT_HANDLE, phoneAccountHandle);
+        }
+        return intent;
+    }
+
+    /**
+     * Return an Intent for making a phone call. Scheme (e.g. tel, sip) will be determined
+     * automatically.
+     */
+    public static Intent getCallIntent(String number) {
+        return getCallIntent(getCallUri(number));
+    }
+
+    /**
+     * Return an Intent for making a phone call. A given Uri will be used as is (without any
+     * sanity check).
+     */
+    public static Intent getCallIntent(Uri uri) {
+        return new Intent(Intent.ACTION_CALL, uri);
+    }
+
+    /**
+     * A variant of {@link #getCallIntent} for starting a video call.
+     */
+    public static Intent getVideoCallIntent(String number, String callOrigin) {
+        final Intent intent = new Intent(Intent.ACTION_CALL, getCallUri(number));
+        intent.putExtra(TelecomManager.EXTRA_START_CALL_WITH_VIDEO_STATE,
+                VideoProfile.STATE_BIDIRECTIONAL);
+        if (!TextUtils.isEmpty(callOrigin)) {
+            intent.putExtra(PhoneConstants.EXTRA_CALL_ORIGIN, callOrigin);
+        }
+        return intent;
+    }
+
+    /**
+     * Return Uri with an appropriate scheme, accepting both SIP and usual phone call
+     * numbers.
+     */
+    public static Uri getCallUri(String number) {
+        if (PhoneNumberHelper.isUriNumber(number)) {
+             return Uri.fromParts(PhoneAccount.SCHEME_SIP, number, null);
+        }
+        return Uri.fromParts(PhoneAccount.SCHEME_TEL, number, null);
+    }
+
+    /**
+     * @return Uri that directly dials a user's voicemail inbox.
+     */
+    public static Uri getVoicemailUri() {
+        return Uri.fromParts(PhoneAccount.SCHEME_VOICEMAIL, "", null);
+    }
+
+    /**
+     * Determines if video calling is available, and if so whether presence checking is available
+     * as well.
+     *
+     * Returns a bitmask with {@link #VIDEO_CALLING_ENABLED} to indicate that video calling is
+     * available, and {@link #VIDEO_CALLING_PRESENCE} if presence indication is also available.
+     *
+     * @param context The context
+     * @return A bit-mask describing the current video capabilities.
+     */
+    public static int getVideoCallingAvailability(Context context) {
+        if (!PermissionsUtil.hasPermission(context, android.Manifest.permission.READ_PHONE_STATE)
+                || !CompatUtils.isVideoCompatible()) {
+            return VIDEO_CALLING_DISABLED;
+        }
+        TelecomManager telecommMgr = (TelecomManager)
+                context.getSystemService(Context.TELECOM_SERVICE);
+        if (telecommMgr == null) {
+            return VIDEO_CALLING_DISABLED;
+        }
+
+        try {
+            List<PhoneAccountHandle> accountHandles = telecommMgr.getCallCapablePhoneAccounts();
+            for (PhoneAccountHandle accountHandle : accountHandles) {
+                PhoneAccount account = telecommMgr.getPhoneAccount(accountHandle);
+                if (account != null) {
+                    if (account.hasCapabilities(PhoneAccount.CAPABILITY_VIDEO_CALLING)) {
+                        // Builds prior to N do not have presence support.
+                        if (!CompatUtils.isVideoPresenceCompatible()) {
+                            return VIDEO_CALLING_ENABLED;
+                        }
+
+                        int videoCapabilities = VIDEO_CALLING_ENABLED;
+                        if (account.hasCapabilities(PhoneAccountSdkCompat
+                                .CAPABILITY_VIDEO_CALLING_RELIES_ON_PRESENCE)) {
+                            videoCapabilities |= VIDEO_CALLING_PRESENCE;
+                        }
+                        return videoCapabilities;
+                    }
+                }
+            }
+            return VIDEO_CALLING_DISABLED;
+        } catch (SecurityException e) {
+            FeedbackHelper.sendFeedback(context, TAG,
+                    "Security exception when querying intent activities", e);
+            return VIDEO_CALLING_DISABLED;
+        }
+    }
+
+    /**
+     * Determines if one of the call capable phone accounts defined supports video calling.
+     *
+     * @param context The context.
+     * @return {@code true} if one of the call capable phone accounts supports video calling,
+     *      {@code false} otherwise.
+     */
+    public static boolean isVideoEnabled(Context context) {
+        return (getVideoCallingAvailability(context) & VIDEO_CALLING_ENABLED) != 0;
+    }
+
+    /**
+     * Determines if one of the call capable phone accounts defined supports calling with a subject
+     * specified.
+     *
+     * @param context The context.
+     * @return {@code true} if one of the call capable phone accounts supports calling with a
+     *      subject specified, {@code false} otherwise.
+     */
+    public static boolean isCallWithSubjectSupported(Context context) {
+        if (!PermissionsUtil.hasPermission(context, android.Manifest.permission.READ_PHONE_STATE)
+                || !CompatUtils.isCallSubjectCompatible()) {
+            return false;
+        }
+        TelecomManager telecommMgr = (TelecomManager)
+                context.getSystemService(Context.TELECOM_SERVICE);
+        if (telecommMgr == null) {
+            return false;
+        }
+
+        List<PhoneAccountHandle> accountHandles = telecommMgr.getCallCapablePhoneAccounts();
+        for (PhoneAccountHandle accountHandle : accountHandles) {
+            PhoneAccount account = telecommMgr.getPhoneAccount(accountHandle);
+            if (account != null && account.hasCapabilities(PhoneAccount.CAPABILITY_CALL_SUBJECT)) {
+                return true;
+            }
+        }
+        return false;
+    }
+}