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additional setWebhook

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InsanusMokrassar 2020-05-13 20:56:03 +06:00
parent be5b3745b9
commit e776c5182f
3 changed files with 125 additions and 73 deletions
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2
CHANGELOG.md
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@ -53,6 +53,8 @@
* `TelegramBotAPI`:
* Currently `UpdateDeserializationStrategy` is publicly available
* `TelegramBotAPI-extensions-api`:
* New extensions `setWebhook` and `includeWebhookInRoute` was added
* `TelegramBotAPI-extensions-utils`:
* Extension `asTelegramUpdate` was added

6
TelegramBotAPI-extensions-api/src/commonMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/extensions/api/webhook/SetWebhook.kt
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@ -5,6 +5,9 @@ import com.github.insanusmokrassar.TelegramBotAPI.requests.abstracts.FileId
import com.github.insanusmokrassar.TelegramBotAPI.requests.abstracts.MultipartFile
import com.github.insanusmokrassar.TelegramBotAPI.requests.webhook.SetWebhook
/**
* Use this method to send information about webhook (like [url] and [certificate])
*/
suspend fun RequestsExecutor.setWebhookInfo(
url: String,
certificate: FileId,
@ -16,6 +19,9 @@ suspend fun RequestsExecutor.setWebhookInfo(
)
)
/**
* Use this method to send information about webhook (like [url] and [certificate])
*/
suspend fun RequestsExecutor.setWebhookInfo(
url: String,
certificate: MultipartFile,

190
TelegramBotAPI/src/jvmMain/kotlin/com/github/insanusmokrassar/TelegramBotAPI/utils/extensions/Webhooks.kt
View File

@ -12,16 +12,119 @@ import com.github.insanusmokrassar.TelegramBotAPI.utils.*
import io.ktor.application.call
import io.ktor.request.receiveText
import io.ktor.response.respond
import io.ktor.routing.post
import io.ktor.routing.routing
import io.ktor.routing.*
import io.ktor.server.engine.*
import kotlinx.coroutines.*
import kotlinx.coroutines.channels.Channel
import java.util.concurrent.Executors
import java.util.concurrent.TimeUnit
/**
* Reverse proxy webhook.
* @param [scope] Will be used for mapping of media groups
* @param [exceptionsHandler] Pass this parameter to set custom exception handler for getting updates
* @param [block] Some receiver block like [com.github.insanusmokrassar.TelegramBotAPI.updateshandlers.FlowsUpdatesFilter]
*
* @see com.github.insanusmokrassar.TelegramBotAPI.updateshandlers.FlowsUpdatesFilter
* @see UpdatesFilter
* @see UpdatesFilter.asUpdateReceiver
*/
fun Route.includeWebhookInRoute(
scope: CoroutineScope,
exceptionsHandler: (suspend (Exception) -> Unit)? = null,
block: UpdateReceiver<Update>
): Job {
val updatesChannel = Channel<Update>(Channel.UNLIMITED)
val mediaGroupChannel = Channel<Pair<String, BaseMessageUpdate>>(Channel.UNLIMITED)
val mediaGroupAccumulatedChannel = mediaGroupChannel.accumulateByKey(
1000L,
scope = scope
)
post {
handleSafely(
exceptionsHandler ?: {}
) {
val asJson = nonstrictJsonFormat.parseJson(call.receiveText())
val update = nonstrictJsonFormat.fromJson(
UpdateDeserializationStrategy,
asJson
)
updatesChannel.send(update)
}
call.respond("Ok")
}
return scope.launch {
launch {
for (update in updatesChannel) {
when (val data = update.data) {
is MediaGroupMessage -> mediaGroupChannel.send("${data.mediaGroupId}${update::class.simpleName}" to update as BaseMessageUpdate)
else -> block(update)
}
}
}
launch {
for ((_, mediaGroup) in mediaGroupAccumulatedChannel) {
mediaGroup.convertWithMediaGroupUpdates().forEach {
block(it)
}
}
}
}
}
/**
* Setting up ktor server, set webhook info via [SetWebhook] request.
*
* @param port port which will be listen by bot
* @param listenRoute address to listen by bot
* @param scope Scope which will be used for
*
* @see com.github.insanusmokrassar.TelegramBotAPI.updateshandlers.FlowsUpdatesFilter
* @see UpdatesFilter
* @see UpdatesFilter.asUpdateReceiver
*/
fun setWebhook(
port: Int,
engineFactory: ApplicationEngineFactory<*, *>,
listenHost: String = "0.0.0.0",
listenRoute: String = "/",
privateKeyConfig: WebhookPrivateKeyConfig? = null,
scope: CoroutineScope = CoroutineScope(Executors.newFixedThreadPool(4).asCoroutineDispatcher()),
exceptionsHandler: (suspend (Exception) -> Unit)? = null,
block: UpdateReceiver<Update>
): ApplicationEngine {
lateinit var engine: ApplicationEngine
val env = applicationEngineEnvironment {
module {
routing {
route(listenRoute) {
includeWebhookInRoute(scope, exceptionsHandler, block)
}
}
}
privateKeyConfig ?.let {
sslConnector(
privateKeyConfig.keyStore,
privateKeyConfig.aliasName,
privateKeyConfig::keyStorePassword,
privateKeyConfig::aliasPassword
) {
host = listenHost
this.port = port
}
} ?: connector {
host = listenHost
this.port = port
}
}
engine = embeddedServer(engineFactory, env)
engine.start(false)
return engine
}
/**
* Setting up ktor server, set webhook info via [SetWebhook] request.
*
* @param url URL of webhook WITHOUT including of [port]
* @param port port which will be listen by bot
@ -29,6 +132,10 @@ import java.util.concurrent.TimeUnit
* @param certificate [com.github.insanusmokrassar.TelegramBotAPI.requests.abstracts.MultipartFile] or [com.github.insanusmokrassar.TelegramBotAPI.requests.abstracts.FileId]
* which will be used by telegram to send encrypted messages
* @param scope Scope which will be used for
*
* @see com.github.insanusmokrassar.TelegramBotAPI.updateshandlers.FlowsUpdatesFilter
* @see UpdatesFilter
* @see UpdatesFilter.asUpdateReceiver
*/
suspend fun RequestsExecutor.setWebhook(
url: String,
@ -60,81 +167,18 @@ suspend fun RequestsExecutor.setWebhook(
allowedUpdates
)
)
val updatesChannel = Channel<Update>(Channel.UNLIMITED)
val mediaGroupChannel = Channel<Pair<String, BaseMessageUpdate>>(Channel.UNLIMITED)
val mediaGroupAccumulatedChannel = mediaGroupChannel.accumulateByKey(
1000L,
scope = scope
)
val env = applicationEngineEnvironment {
module {
routing {
post(listenRoute) {
handleSafely(
{
exceptionsHandler ?.invoke(it)
}
) {
val asJson = nonstrictJsonFormat.parseJson(call.receiveText())
val update = nonstrictJsonFormat.fromJson(
UpdateDeserializationStrategy,
asJson
)
updatesChannel.send(update)
}
call.respond("Ok")
}
}
}
privateKeyConfig ?.let {
sslConnector(
privateKeyConfig.keyStore,
privateKeyConfig.aliasName,
privateKeyConfig::keyStorePassword,
privateKeyConfig::aliasPassword
) {
host = listenHost
this.port = port
}
} ?: connector {
host = listenHost
this.port = port
}
}
val engine = embeddedServer(engineFactory, env)
try {
return try {
executeDeferred.await()
val engine = setWebhook(port, engineFactory, listenHost, listenRoute, privateKeyConfig, scope, exceptionsHandler, block)
scope.launch {
engine.environment.parentCoroutineContext[Job] ?.join()
engine.stop(1000, 5000)
}
} catch (e: Exception) {
env.stop()
throw e
}
return scope.launch {
launch {
for (update in updatesChannel) {
val data = update.data
when (data) {
is MediaGroupMessage -> mediaGroupChannel.send("${data.mediaGroupId}${update::class.simpleName}" to update as BaseMessageUpdate)
else -> block(update)
}
}
}
launch {
for ((_, mediaGroup) in mediaGroupAccumulatedChannel) {
mediaGroup.convertWithMediaGroupUpdates().forEach {
block(it)
}
}
}
engine.start(false)
}.also {
it.invokeOnCompletion {
engine.stop(1000L, 0L, TimeUnit.MILLISECONDS)
}
}
}
suspend fun RequestsExecutor.setWebhook(