allow alphanumeric SMS sender ids

build.gradle.kts

@@ -17,7 +17,7 @@ repositories {
 }
 
 group = "net.folivo"
-version = "0.5.5"
+version = "0.5.6"
 java.sourceCompatibility = JavaVersion.VERSION_11
 
 tasks.withType<org.springframework.boot.gradle.tasks.bundling.BootJar>() {

src/main/kotlin/net/folivo/matrix/bridge/sms/handler/MessageToBotHandler.kt

@@ -7,7 +7,6 @@ import net.folivo.matrix.bot.event.MessageContext
 import net.folivo.matrix.bot.membership.MatrixMembershipService
 import net.folivo.matrix.bot.user.MatrixUserService
 import net.folivo.matrix.bridge.sms.SmsBridgeProperties
-import net.folivo.matrix.bridge.sms.provider.PhoneNumberService
 import net.folivo.matrix.core.model.MatrixId.RoomId
 import net.folivo.matrix.core.model.MatrixId.UserId
 import org.apache.tools.ant.types.Commandline

src/main/kotlin/net/folivo/matrix/bridge/sms/provider/PhoneNumberService.kt → src/main/kotlin/net/folivo/matrix/bridge/sms/handler/PhoneNumberService.kt

@@ -1,4 +1,4 @@
-package net.folivo.matrix.bridge.sms.provider
+package net.folivo.matrix.bridge.sms.handler
 
 import com.google.i18n.phonenumbers.NumberParseException
 import com.google.i18n.phonenumbers.NumberParseException.ErrorType.NOT_A_NUMBER
@@ -11,6 +11,8 @@ class PhoneNumberService(private val smsBridgeProperties: SmsBridgeProperties) {
 
     private val phoneNumberUtil: PhoneNumberUtil = PhoneNumberUtil.getInstance()
 
+    private val alphanumericRegex = "^(?=.*[a-zA-Z])(?=.*[a-zA-Z0-9])([a-zA-Z0-9 ]{1,11})\$".toRegex()
+
     fun parseToInternationalNumber(raw: String): String {
         return phoneNumberUtil.parse(raw, smsBridgeProperties.defaultRegion)
             .let {
@@ -21,4 +23,8 @@ class PhoneNumberService(private val smsBridgeProperties: SmsBridgeProperties) {
                 "+${it.countryCode}${it.nationalNumber}"
             }
     }
+
+    fun isAlphanumeric(raw: String): Boolean {
+        return alphanumericRegex.matches(raw)
+    }
 }

src/main/kotlin/net/folivo/matrix/bridge/sms/handler/ReceiveSmsService.kt

@@ -21,6 +21,7 @@ class ReceiveSmsService(
     private val messageService: MatrixMessageService,
     private val membershipService: MatrixMembershipService,
     private val roomService: MatrixRoomService,
+    private val phoneNumberService: PhoneNumberService,
     private val matrixBotProperties: MatrixBotProperties,
     private val smsBridgeProperties: SmsBridgeProperties
 ) {
@@ -31,68 +32,93 @@ class ReceiveSmsService(
         private val LOG = LoggerFactory.getLogger(this::class.java)
     }
 
-    suspend fun receiveSms(body: String, sender: String): String? {
-        val userIdLocalpart = "sms_${sender.substringAfter('+')}"
-        val userId =
-            if (sender.matches(Regex("\\+[0-9]{6,15}"))) {
-                UserId(userIdLocalpart, matrixBotProperties.serverName)
-            } else {
-                throw IllegalArgumentException("The sender did not match our regex for international telephone numbers.")
+    suspend fun receiveSms(body: String, providerSender: String): String? {
+        if (phoneNumberService.isAlphanumeric(providerSender)) {
+            sendMessageFromInvalidNumberToDefaultRoom(body, providerSender)
+            return null
+        } else {
+            val sender: String
+            try {
+                sender = phoneNumberService.parseToInternationalNumber(providerSender)
+            } catch (error: Throwable) {
+                LOG.debug("could not parse to international number", error)
+                sendMessageFromInvalidNumberToDefaultRoom(body, providerSender)
+                return null
             }
 
-        val mappingTokenMatch = Regex("#[0-9]{1,9}").find(body)
-        val mappingToken = mappingTokenMatch?.value?.substringAfter('#')?.toInt()
+            val userIdLocalpart = "sms_${sender.removePrefix("+")}"
+            val userId = UserId(userIdLocalpart, matrixBotProperties.serverName)
 
-        val cleanedBody = mappingTokenMatch?.let { body.removeRange(it.range) }?.trim() ?: body
+            val mappingTokenMatch = Regex("#[0-9]{1,9}").find(body)
+            val mappingToken = mappingTokenMatch?.value?.substringAfter('#')?.toInt()
 
-        val roomIdFromMappingToken = mappingService.getRoomId(
-            userId = userId,
-            mappingToken = mappingToken
-        )
-        if (roomIdFromMappingToken != null) {
-            LOG.debug("receive SMS from $sender to $roomIdFromMappingToken")
-            matrixClient.roomsApi.sendRoomEvent(
-                roomIdFromMappingToken,
-                TextMessageEventContent(cleanedBody),
-                asUserId = userId
-            )
-            return null
-        } else if (smsBridgeProperties.singleModeEnabled) {
-            LOG.debug("receive SMS without or wrong mappingToken from $sender to single room")
-            val roomAliasId = RoomAliasId(userIdLocalpart, matrixBotProperties.serverName)
-            val roomIdFromAlias = roomService.getRoomAlias(roomAliasId)?.roomId
-                ?: matrixClient.roomsApi.getRoomAlias(roomAliasId).roomId
+            val cleanedBody = mappingTokenMatch?.let { body.removeRange(it.range) }?.trim() ?: body
 
-            messageService.sendRoomMessage(
-                MatrixMessage(roomIdFromAlias, cleanedBody, isNotice = false, asUserId = userId)
+            val roomIdFromMappingToken = mappingService.getRoomId(
+                userId = userId,
+                mappingToken = mappingToken
             )
+            if (roomIdFromMappingToken != null) {
+                LOG.debug("receive SMS from $sender to $roomIdFromMappingToken")
+                matrixClient.roomsApi.sendRoomEvent(
+                    roomIdFromMappingToken,
+                    TextMessageEventContent(cleanedBody),
+                    asUserId = userId
+                )
+                return null
+            } else if (smsBridgeProperties.singleModeEnabled) {
+                LOG.debug("receive SMS without or wrong mappingToken from $sender to single room")
+                val roomAliasId = RoomAliasId(userIdLocalpart, matrixBotProperties.serverName)
+                val roomIdFromAlias = roomService.getRoomAlias(roomAliasId)?.roomId
+                    ?: matrixClient.roomsApi.getRoomAlias(roomAliasId).roomId
+
+                messageService.sendRoomMessage(
+                    MatrixMessage(roomIdFromAlias, cleanedBody, isNotice = false, asUserId = userId)
+                )
+
+                if (membershipService.hasRoomOnlyManagedUsersLeft(roomIdFromAlias)) {
+                    if (smsBridgeProperties.defaultRoomId != null) {
+                        val message = templates.defaultRoomIncomingMessageWithSingleMode
+                            .replace("{sender}", sender)
+                            .replace("{roomAlias}", roomAliasId.toString())
+                        matrixClient.roomsApi.sendRoomEvent(
+                            smsBridgeProperties.defaultRoomId,
+                            TextMessageEventContent(message)
+                        )
+                    } else return templates.answerInvalidTokenWithoutDefaultRoom.takeIf { !it.isNullOrEmpty() }
+                }
+                return null
+            } else {
+                LOG.debug("receive SMS without or wrong mappingToken from $sender to default room ${smsBridgeProperties.defaultRoomId}")
 
-            if (membershipService.hasRoomOnlyManagedUsersLeft(roomIdFromAlias)) {
-                if (smsBridgeProperties.defaultRoomId != null) {
-                    val message = templates.defaultRoomIncomingMessageWithSingleMode
+                return if (smsBridgeProperties.defaultRoomId != null) {
+                    val message = templates.defaultRoomIncomingMessage
                         .replace("{sender}", sender)
-                        .replace("{roomAlias}", roomAliasId.toString())
+                        .replace("{body}", cleanedBody)
+
                     matrixClient.roomsApi.sendRoomEvent(
                         smsBridgeProperties.defaultRoomId,
                         TextMessageEventContent(message)
                     )
-                } else return templates.answerInvalidTokenWithoutDefaultRoom.takeIf { !it.isNullOrEmpty() }
+                    templates.answerInvalidTokenWithDefaultRoom.takeIf { !it.isNullOrEmpty() }
+                } else templates.answerInvalidTokenWithoutDefaultRoom.takeIf { !it.isNullOrEmpty() }
             }
-            return null
-        } else {
-            LOG.debug("receive SMS without or wrong mappingToken from $sender to default room ${smsBridgeProperties.defaultRoomId}")
+        }
+    }
 
-            return if (smsBridgeProperties.defaultRoomId != null) {
-                val message = templates.defaultRoomIncomingMessage
-                    .replace("{sender}", sender)
-                    .replace("{body}", cleanedBody)
+    private suspend fun sendMessageFromInvalidNumberToDefaultRoom(body: String, providerSender: String) {
+        if (smsBridgeProperties.defaultRoomId != null) {
+            LOG.debug("receive SMS with invalid or alphanumeric number from sender $providerSender to default room ${smsBridgeProperties.defaultRoomId}")
+            val message = templates.defaultRoomIncomingMessage
+                .replace("{sender}", providerSender)
+                .replace("{body}", body)
 
-                matrixClient.roomsApi.sendRoomEvent(
-                    smsBridgeProperties.defaultRoomId,
-                    TextMessageEventContent(message)
-                )
-                templates.answerInvalidTokenWithDefaultRoom.takeIf { !it.isNullOrEmpty() }
-            } else templates.answerInvalidTokenWithoutDefaultRoom.takeIf { !it.isNullOrEmpty() }
+            matrixClient.roomsApi.sendRoomEvent(
+                smsBridgeProperties.defaultRoomId,
+                TextMessageEventContent(message)
+            )
+        } else {
+            LOG.warn("you got a message from an alphanumeric or invalid sender. You should enable default room to receive this message regular: $providerSender sent: $body")
         }
     }
 }

src/main/kotlin/net/folivo/matrix/bridge/sms/handler/SmsSendCommand.kt

@@ -9,7 +9,6 @@ import com.google.i18n.phonenumbers.NumberParseException
 import kotlinx.coroutines.runBlocking
 import net.folivo.matrix.bridge.sms.SmsBridgeProperties
 import net.folivo.matrix.bridge.sms.handler.SmsSendCommand.RoomCreationMode.AUTO
-import net.folivo.matrix.bridge.sms.provider.PhoneNumberService
 import net.folivo.matrix.core.model.MatrixId.UserId
 import org.slf4j.LoggerFactory
 import java.time.LocalDateTime

src/main/kotlin/net/folivo/matrix/bridge/sms/provider/android/AndroidSmsProvider.kt

@@ -1,11 +1,9 @@
 package net.folivo.matrix.bridge.sms.provider.android
 
-import com.google.i18n.phonenumbers.NumberParseException
 import kotlinx.coroutines.flow.collect
 import kotlinx.coroutines.reactive.awaitFirstOrNull
 import net.folivo.matrix.bridge.sms.SmsBridgeProperties
 import net.folivo.matrix.bridge.sms.handler.ReceiveSmsService
-import net.folivo.matrix.bridge.sms.provider.PhoneNumberService
 import net.folivo.matrix.bridge.sms.provider.SmsProvider
 import net.folivo.matrix.core.model.events.m.room.message.NoticeMessageEventContent
 import net.folivo.matrix.restclient.MatrixClient
@@ -16,7 +14,6 @@ import org.springframework.web.reactive.function.client.awaitBody
 
 class AndroidSmsProvider(
     private val receiveSmsService: ReceiveSmsService,
-    private val phoneNumberService: PhoneNumberService,
     private val processedRepository: AndroidSmsProcessedRepository,
     private val outSmsMessageRepository: AndroidOutSmsMessageRepository,
     private val webClient: WebClient,
@@ -85,21 +82,15 @@ class AndroidSmsProvider(
         response.messages
             .sortedBy { it.id }
             .fold(lastProcessed, { process, message ->
+                val answer = receiveSmsService.receiveSms(
+                    message.body,
+                    message.sender
+                )
                 try {
-                    receiveSmsService.receiveSms(
-                        message.body,
-                        phoneNumberService.parseToInternationalNumber(message.sender)
-                    )
-                } catch (error: NumberParseException) {
-                    if (smsBridgeProperties.defaultRoomId != null)
-                        matrixClient.roomsApi.sendRoomEvent(
-                            smsBridgeProperties.defaultRoomId,
-                            NoticeMessageEventContent(
-                                smsBridgeProperties.templates.defaultRoomIncomingMessage
-                                    .replace("{sender}", message.sender)
-                                    .replace("{body}", message.body)
-                            )
-                        )
+                    if (answer != null) sendSms(message.sender, answer)
+                } catch (error: Throwable) {
+                    LOG.error("could not answer ${message.sender} with message $answer. Reason: ${error.message}")
+                    LOG.debug("details:", error)
                 }
                 processedRepository.save(
                     process?.copy(lastProcessedId = message.id)

src/main/kotlin/net/folivo/matrix/bridge/sms/provider/android/AndroidSmsProviderConfiguration.kt

@@ -3,7 +3,6 @@ package net.folivo.matrix.bridge.sms.provider.android
 import io.netty.handler.ssl.SslContextBuilder
 import net.folivo.matrix.bridge.sms.SmsBridgeProperties
 import net.folivo.matrix.bridge.sms.handler.ReceiveSmsService
-import net.folivo.matrix.bridge.sms.provider.PhoneNumberService
 import net.folivo.matrix.restclient.MatrixClient
 import org.springframework.beans.factory.annotation.Qualifier
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty
@@ -77,7 +76,6 @@ class AndroidSmsProviderConfiguration(private val properties: AndroidSmsProvider
     @Bean
     fun androidSmsProvider(
         receiveSmsService: ReceiveSmsService,
-        phoneNumberService: PhoneNumberService,
         processedRepository: AndroidSmsProcessedRepository,
         outSmsMessageRepository: AndroidOutSmsMessageRepository,
         @Qualifier("androidSmsProviderWebClient")
@@ -87,7 +85,6 @@ class AndroidSmsProviderConfiguration(private val properties: AndroidSmsProvider
     ): AndroidSmsProvider {
         return AndroidSmsProvider(
             receiveSmsService,
-            phoneNumberService,
             processedRepository,
             outSmsMessageRepository,
             webClient,

src/main/kotlin/net/folivo/matrix/bridge/sms/provider/gammu/GammuSmsProvider.kt

@@ -2,7 +2,6 @@ package net.folivo.matrix.bridge.sms.provider.gammu
 
 import kotlinx.coroutines.reactor.mono
 import net.folivo.matrix.bridge.sms.handler.ReceiveSmsService
-import net.folivo.matrix.bridge.sms.provider.PhoneNumberService
 import net.folivo.matrix.bridge.sms.provider.SmsProvider
 import net.folivo.matrix.core.api.ErrorResponse
 import net.folivo.matrix.core.api.MatrixServerException
@@ -32,8 +31,7 @@ import kotlin.text.Charsets.UTF_8
 @EnableConfigurationProperties(GammuSmsProviderProperties::class)
 class GammuSmsProvider(
     private val properties: GammuSmsProviderProperties,
-    private val receiveSmsService: ReceiveSmsService,
-    private val phoneNumberService: PhoneNumberService
+    private val receiveSmsService: ReceiveSmsService
 ) : SmsProvider {
 
     companion object {
@@ -127,9 +125,8 @@ class GammuSmsProvider(
         body: String
     ): Mono<Void> {
         return mono {
-            val phoneNumber = phoneNumberService.parseToInternationalNumber(sender)
-            receiveSmsService.receiveSms(body = body, sender = phoneNumber)
-                ?.also { sendSms(receiver = phoneNumber, body = it) }
+            receiveSmsService.receiveSms(body = body, providerSender = sender)
+                ?.also { sendSms(receiver = sender, body = it) }
         }.then()
     }
 }

src/test/kotlin/net/folivo/matrix/bridge/sms/handler/MessageToBotHandlerTest.kt

@@ -9,7 +9,6 @@ import net.folivo.matrix.bot.membership.MatrixMembershipService
 import net.folivo.matrix.bot.user.MatrixUser
 import net.folivo.matrix.bot.user.MatrixUserService
 import net.folivo.matrix.bridge.sms.SmsBridgeProperties
-import net.folivo.matrix.bridge.sms.provider.PhoneNumberService
 import net.folivo.matrix.core.model.MatrixId.*
 
 class MessageToBotHandlerTest : DescribeSpec(testBody())

src/test/kotlin/net/folivo/matrix/bridge/sms/provider/PhoneNumberServiceTest.kt → src/test/kotlin/net/folivo/matrix/bridge/sms/handler/PhoneNumberServiceTest.kt

@@ -1,6 +1,8 @@
-package net.folivo.matrix.bridge.sms.provider
+package net.folivo.matrix.bridge.sms.handler
 
 import com.google.i18n.phonenumbers.NumberParseException
+import io.kotest.matchers.booleans.shouldBeFalse
+import io.kotest.matchers.booleans.shouldBeTrue
 import io.mockk.every
 import io.mockk.impl.annotations.InjectMockKs
 import io.mockk.impl.annotations.MockK
@@ -36,4 +38,13 @@ class PhoneNumberServiceTest {
 
         }
     }
+
+    @Test
+    fun `should detect alphanumeric numbers`() {
+        cut.isAlphanumeric("DINODINO").shouldBeTrue()
+        cut.isAlphanumeric("DINODINODINO").shouldBeFalse()
+        cut.isAlphanumeric("123-DINO").shouldBeFalse()
+        cut.isAlphanumeric("+49123456789").shouldBeFalse()
+        cut.isAlphanumeric("0123456789").shouldBeFalse()
+    }
 }