Add SdnProvider to AOSP Contacts app (d3db7dca) · Commits · e / os / android_packages_apps_Contacts

Android.bp

+1 −0

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		@@ -25,6 +25,7 @@ android_app {

		srcs: [
		"src/*/.java",
		"src/*/.kt",
		"src-bind/*/.java",
		],

AndroidManifest.xml

+11 −0

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		@@ -630,6 +630,17 @@
		android:name="android.nfc.disable_beam_default"
		android:value="true"/>

		<provider
		android:name="com.android.contacts.sdn.SdnProvider"
		android:authorities="@string/contacts_sdn_provider_authority"
		android:enabled="true"
		android:exported="true"
		android:readPermission="android.permission.BIND_DIRECTORY_SEARCH">
		<meta-data
		android:name="android.content.ContactDirectory"
		android:value="true" />
		</provider>

		</application>

		<!-- Allows the contacts app to see the activities and services needed

res/values/donottranslate_config.xml

+4 −0

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		@@ -28,6 +28,10 @@

		<!-- File Authority for AOSP Contacts files -->
		<string name="contacts_file_provider_authority">com.android.contacts.files</string>

		<!-- SDN Authority for carrier SDN -->
		<string name="contacts_sdn_provider_authority">com.android.contacts.sdn</string>

		<!-- Flag indicating whether Contacts app is allowed to import contacts -->
		<bool name="config_allow_import_from_vcf_file">true</bool>

res/values/strings.xml

+3 −0

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		@@ -1549,4 +1549,7 @@
		<!-- Text of Negative Button in dialog -->
		<string name="no_button">No</string>

		<!-- The label to display as a section header in the contact list for an SDN directory [CHAR LIMIT=40] -->
		<string name="sdn_contacts_directory_search_label">Carrier service numbers</string>

		</resources>
		No newline at end of file

src/com/android/contacts/sdn/SdnProvider.kt

0 → 100644

+296 −0

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		/*
		* Copyright 2023 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.sdn

		import android.content.ContentProvider
		import android.content.ContentValues
		import android.content.Context.TELECOM_SERVICE
		import android.content.UriMatcher
		import android.database.Cursor
		import android.database.MatrixCursor
		import android.net.Uri
		import android.provider.ContactsContract
		import android.provider.ContactsContract.CommonDataKinds.Phone
		import android.provider.ContactsContract.CommonDataKinds.StructuredName
		import android.provider.ContactsContract.Contacts
		import android.provider.ContactsContract.Data
		import android.provider.ContactsContract.Directory
		import android.provider.ContactsContract.RawContacts
		import android.telecom.TelecomManager
		import android.util.Log
		import com.android.contacts.R

		/** Provides a way to show SDN data in search suggestions and caller id lookup. */
		class SdnProvider : ContentProvider() {

		private lateinit var sdnRepository: SdnRepository
		private lateinit var uriMatcher: UriMatcher

		override fun onCreate(): Boolean {
		Log.i(TAG, "onCreate")
		val sdnProviderAuthority = requireContext().getString(R.string.contacts_sdn_provider_authority)

		uriMatcher =
		UriMatcher(UriMatcher.NO_MATCH).apply {
		addURI(sdnProviderAuthority, "directories", DIRECTORIES)
		addURI(sdnProviderAuthority, "contacts/filter/*", FILTER)
		addURI(sdnProviderAuthority, "data/phones/filter/*", FILTER)
		addURI(sdnProviderAuthority, "contacts/lookup/*/entities", CONTACT_LOOKUP)
		addURI(
		sdnProviderAuthority,
		"contacts/lookup/*/#/entities",
		CONTACT_LOOKUP_WITH_CONTACT_ID,
		)
		addURI(sdnProviderAuthority, "phone_lookup/*", PHONE_LOOKUP)
		}
		sdnRepository = SdnRepository(requireContext())
		return true
		}

		override fun query(
		uri: Uri,
		projection: Array<out String>?,
		selection: String?,
		selectionArgs: Array<out String>?,
		sortOrder: String?,
		): Cursor? {
		if (projection == null) return null

		val match = uriMatcher.match(uri)

		if (match == DIRECTORIES) {
		return handleDirectories(projection)
		}

		if (
		!isCallerAllowed(uri.getQueryParameter(Directory.CALLER_PACKAGE_PARAM_KEY)) \|\|
		!sdnRepository.isSdnPresent()
		) {
		return null
		}

		val accountName = uri.getQueryParameter(RawContacts.ACCOUNT_NAME)
		val accountType = uri.getQueryParameter(RawContacts.ACCOUNT_TYPE)
		if (ACCOUNT_NAME != accountName \|\| ACCOUNT_TYPE != accountType) {
		Log.e(TAG, "Received an invalid account")
		return null
		}

		return when (match) {
		FILTER -> handleFilter(projection, uri)
		CONTACT_LOOKUP -> handleLookup(projection, uri.pathSegments[2])
		CONTACT_LOOKUP_WITH_CONTACT_ID ->
		handleLookup(projection, uri.pathSegments[2], uri.pathSegments[3])
		PHONE_LOOKUP -> handlePhoneLookup(projection, uri.pathSegments[1])
		else -> null
		}
		}

		override fun getType(uri: Uri) = Contacts.CONTENT_ITEM_TYPE

		override fun insert(uri: Uri, values: ContentValues?): Uri? {
		throw UnsupportedOperationException("Insert is not supported.")
		}

		override fun delete(uri: Uri, selection: String?, selectionArgs: Array<out String>?): Int {
		throw UnsupportedOperationException("Delete is not supported.")
		}

		override fun update(
		uri: Uri,
		values: ContentValues?,
		selection: String?,
		selectionArgs: Array<out String>?,
		): Int {
		throw UnsupportedOperationException("Update is not supported.")
		}

		private fun handleDirectories(projection: Array<out String>): Cursor {
		// logger.atInfo().log("Creating directory cursor")

		return MatrixCursor(projection).apply {
		addRow(
		projection.map { column ->
		when (column) {
		Directory.ACCOUNT_NAME -> ACCOUNT_NAME
		Directory.ACCOUNT_TYPE -> ACCOUNT_TYPE
		Directory.DISPLAY_NAME -> ACCOUNT_NAME
		Directory.TYPE_RESOURCE_ID -> R.string.sdn_contacts_directory_search_label
		Directory.EXPORT_SUPPORT -> Directory.EXPORT_SUPPORT_NONE
		Directory.SHORTCUT_SUPPORT -> Directory.SHORTCUT_SUPPORT_NONE
		Directory.PHOTO_SUPPORT -> Directory.PHOTO_SUPPORT_THUMBNAIL_ONLY
		else -> null
		}
		},
		)
		}
		}

		private fun handleFilter(projection: Array<out String>, uri: Uri): Cursor? {
		val filter = uri.lastPathSegment ?: return null
		val cursor = MatrixCursor(projection)

		val results =
		sdnRepository.fetchSdn().filter {
		it.serviceName.contains(filter, ignoreCase = true) \|\| it.serviceNumber.contains(filter)
		}

		if (results.isEmpty()) return cursor

		val maxResult = getQueryLimit(uri)

		results.take(maxResult).forEachIndexed { index, data ->
		cursor.addRow(
		projection.map { column ->
		when (column) {
		Contacts._ID -> index
		Contacts.DISPLAY_NAME -> data.serviceName
		Data.DATA1 -> data.serviceNumber
		Contacts.LOOKUP_KEY -> data.lookupKey()
		else -> null
		}
		},
		)
		}

		return cursor
		}

		private fun handleLookup(
		projection: Array<out String>,
		lookupKey: String?,
		contactIdFromUri: String? = "1",
		): Cursor? {
		if (lookupKey.isNullOrEmpty()) {
		Log.i(TAG, "handleLookup did not receive a lookup key")
		return null
		}

		val cursor = MatrixCursor(projection)
		val contactId =
		try {
		contactIdFromUri?.toLong() ?: 1L
		} catch (_: NumberFormatException) {
		1L
		}

		val result = sdnRepository.fetchSdn().find { it.lookupKey() == lookupKey } ?: return cursor

		// Adding first row for name
		cursor.addRow(
		projection.map { column ->
		when (column) {
		Contacts.Entity.CONTACT_ID -> contactId
		Contacts.Entity.RAW_CONTACT_ID -> contactId
		Contacts.Entity.DATA_ID -> 1
		Data.MIMETYPE -> StructuredName.CONTENT_ITEM_TYPE
		StructuredName.DISPLAY_NAME -> result.serviceName
		StructuredName.GIVEN_NAME -> result.serviceName
		Contacts.DISPLAY_NAME -> result.serviceName
		Contacts.DISPLAY_NAME_ALTERNATIVE -> result.serviceName
		RawContacts.ACCOUNT_NAME -> ACCOUNT_NAME
		RawContacts.ACCOUNT_TYPE -> ACCOUNT_TYPE
		RawContacts.RAW_CONTACT_IS_READ_ONLY -> 1
		Contacts.LOOKUP_KEY -> result.lookupKey()
		else -> null
		}
		}
		)

		// Adding second row for number
		cursor.addRow(
		projection.map { column ->
		when (column) {
		Contacts.Entity.CONTACT_ID -> contactId
		Contacts.Entity.RAW_CONTACT_ID -> contactId
		Contacts.Entity.DATA_ID -> 2
		Data.MIMETYPE -> Phone.CONTENT_ITEM_TYPE
		Phone.NUMBER -> result.serviceNumber
		Data.IS_PRIMARY -> 1
		Phone.TYPE -> Phone.TYPE_MAIN
		else -> null
		}
		}
		)

		return cursor
		}

		private fun handlePhoneLookup(
		projection: Array<out String>,
		phoneNumber: String?,
		): Cursor? {
		if (phoneNumber.isNullOrEmpty()) {
		Log.i(TAG, "handlePhoneLookup did not receive a phoneNumber")
		return null
		}

		val cursor = MatrixCursor(projection)

		val result = sdnRepository.fetchSdn().find { it.serviceNumber == phoneNumber } ?: return cursor

		cursor.addRow(
		projection.map { column ->
		when (column) {
		Contacts.DISPLAY_NAME -> result.serviceName
		Phone.NUMBER -> result.serviceNumber
		else -> null
		}
		},
		)

		return cursor
		}

		private fun isCallerAllowed(callingPackage: String?): Boolean {
		if (callingPackage.isNullOrEmpty()) {
		Log.i(TAG, "Calling package is null or empty.")
		return false
		}

		if (callingPackage == requireContext().packageName) {
		return true
		}

		// Check if the calling package is default dialer app or not
		val context = context ?: return false
		val tm = context.getSystemService(TELECOM_SERVICE) as TelecomManager
		return tm.defaultDialerPackage == callingPackage
		}

		private fun getQueryLimit(uri: Uri): Int {
		return try {
		uri.getQueryParameter(ContactsContract.LIMIT_PARAM_KEY)?.toInt() ?: DEFAULT_MAX_RESULTS
		} catch (e: NumberFormatException) {
		DEFAULT_MAX_RESULTS
		}
		}

		companion object {
		private val TAG = SdnProvider::class.java.simpleName

		private const val DIRECTORIES = 0
		private const val FILTER = 1
		private const val CONTACT_LOOKUP = 2
		private const val CONTACT_LOOKUP_WITH_CONTACT_ID = 3
		private const val PHONE_LOOKUP = 4

		private const val ACCOUNT_NAME = "Carrier service numbers"
		private const val ACCOUNT_TYPE = "com.android.contacts.sdn"

		private const val DEFAULT_MAX_RESULTS = 20
		}
		}