InsanusMokrassar/TelegramBotAPI-examples
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add support of data checking in webapp

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InsanusMokrassar 2022-05-17 18:58:43 +06:00
parent d386d50f1c
commit 4dac411693
8 changed files with 69 additions and 9 deletions
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2
KeyboardsBot/KeyboardsBotLib/build.gradle
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@ -9,7 +9,7 @@ buildscript {
}
plugins {
id "org.jetbrains.kotlin.multiplatform" version "$kotlin_version"
id "org.jetbrains.kotlin.multiplatform"
}

2
ResenderBot/ResenderBotLib/build.gradle
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@ -9,7 +9,7 @@ buildscript {
}
plugins {
id "org.jetbrains.kotlin.multiplatform" version "$kotlin_version"
id "org.jetbrains.kotlin.multiplatform"
}

4
WebApp/build.gradle
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@ -9,7 +9,8 @@ buildscript {
}
plugins {
id "org.jetbrains.kotlin.multiplatform" version "$kotlin_version"
id "org.jetbrains.kotlin.multiplatform"
id "org.jetbrains.kotlin.plugin.serialization"
}
apply plugin: 'application'
@ -25,6 +26,7 @@ kotlin {
commonMain {
dependencies {
implementation kotlin('stdlib')
implementation "org.jetbrains.kotlinx:kotlinx-serialization-json:$serialization_version"
}
}

7
WebApp/src/commonMain/kotlin/WebAppDataWrapper.kt Normal file
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@ -0,0 +1,7 @@
import kotlinx.serialization.Serializable
@Serializable
data class WebAppDataWrapper(
val data: String,
val hash: String
)

31
WebApp/src/jsMain/kotlin/main.kt
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@ -2,10 +2,8 @@ import dev.inmo.micro_utils.coroutines.launchSafelyWithoutExceptions
import dev.inmo.tgbotapi.types.webAppQueryIdField
import dev.inmo.tgbotapi.webapps.*
import io.ktor.client.HttpClient
import io.ktor.client.call.receive
import io.ktor.client.request.*
import io.ktor.client.statement.HttpResponse
import io.ktor.client.statement.readText
import io.ktor.client.statement.bodyAsText
import io.ktor.http.*
import io.ktor.http.content.TextContent
import kotlinx.browser.document
@ -13,6 +11,7 @@ import kotlinx.browser.window
import kotlinx.coroutines.*
import kotlinx.dom.appendElement
import kotlinx.dom.appendText
import kotlinx.serialization.json.Json
import org.w3c.dom.HTMLElement
fun HTMLElement.log(text: String) {
@ -22,14 +21,38 @@ fun HTMLElement.log(text: String) {
fun main() {
console.log("Web app started")
val client = HttpClient()
val baseUrl = window.location.origin.removeSuffix("/")
window.onload = {
val scope = CoroutineScope(Dispatchers.Default)
runCatching {
scope.launchSafelyWithoutExceptions {
val response = client.post("$baseUrl/check") {
setBody(
Json { }.encodeToString(
WebAppDataWrapper.serializer(),
WebAppDataWrapper(webApp.initData, webApp.initDataUnsafe.hash)
)
)
}
val dataIsSafe = response.bodyAsText().toBoolean()
document.body ?.appendElement("div") {
textContent = if (dataIsSafe) {
"Data is safe"
} else {
"Data is unsafe"
}
}
}
document.body ?.appendElement("button") {
addEventListener("click", {
scope.launchSafelyWithoutExceptions {
handleResult({ "Clicked" }) {
HttpClient().post("${window.location.origin.removeSuffix("/")}/inline") {
client.post("${window.location.origin.removeSuffix("/")}/inline") {
parameter(webAppQueryIdField, it)
setBody(TextContent("Clicked", ContentType.Text.Plain))
document.body ?.log(url.build().toString())

20
WebApp/src/jvmMain/kotlin/WebAppServer.kt
View File

@ -1,4 +1,5 @@
import dev.inmo.micro_utils.coroutines.subscribeSafelyWithoutExceptions
import dev.inmo.micro_utils.crypto.hmacSha256
import dev.inmo.micro_utils.ktor.server.createKtorServer
import dev.inmo.tgbotapi.extensions.api.answers.answer
import dev.inmo.tgbotapi.extensions.api.bot.getMe
@ -16,7 +17,8 @@ import dev.inmo.tgbotapi.types.InlineQueries.InputMessageContent.InputTextMessag
import dev.inmo.tgbotapi.types.webAppQueryIdField
import dev.inmo.tgbotapi.types.webapps.WebAppInfo
import dev.inmo.tgbotapi.utils.PreviewFeature
import io.ktor.http.HttpStatusCode
import dev.inmo.tgbotapi.utils.TelegramAPIUrlsKeeper
import io.ktor.http.*
import io.ktor.server.application.call
import io.ktor.server.http.content.*
import io.ktor.server.request.receiveText
@ -24,7 +26,9 @@ import io.ktor.server.response.respond
import io.ktor.server.routing.post
import io.ktor.server.routing.routing
import kotlinx.coroutines.Dispatchers
import kotlinx.serialization.json.Json
import java.io.File
import java.nio.charset.Charset
/**
* Accepts two parameters:
@ -36,7 +40,11 @@ import java.io.File
*/
@OptIn(PreviewFeature::class)
suspend fun main(vararg args: String) {
val bot = telegramBot(args.first(), testServer = args.any { it == "testServer" })
val telegramBotAPIUrlsKeeper = TelegramAPIUrlsKeeper(
args.first(),
testServer = args.any { it == "testServer" }
)
val bot = telegramBot(telegramBotAPIUrlsKeeper)
createKtorServer(
"0.0.0.0",
8080,
@ -56,6 +64,14 @@ suspend fun main(vararg args: String) {
bot.answer(queryId, InlineQueryResultArticle(queryId, "Result", InputTextMessageContent(requestBody)))
call.respond(HttpStatusCode.OK)
}
post("check") {
val requestBody = call.receiveText()
val webAppCheckData = Json { }.decodeFromString(WebAppDataWrapper.serializer(), requestBody)
val isSafe = telegramBotAPIUrlsKeeper.checkWebAppLink(webAppCheckData.data, webAppCheckData.hash)
call.respond(HttpStatusCode.OK, isSafe.toString())
}
}
}.start(false)

11
build.gradle
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@ -1,3 +1,14 @@
buildscript {
repositories {
mavenCentral()
}
dependencies {
classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
}
}
allprojects {
repositories {
mavenLocal()

1
gradle.properties
View File

@ -7,4 +7,5 @@ org.gradle.jvmargs=-Xmx768m
kotlin_version=1.6.21
telegram_bot_api_version=1.1.0
micro_utils_version=0.10.4
serialization_version=1.3.3
ktor_version=2.0.1