Bump version to 8.4.2

Co-authored-by: Greyson Parrelli <greyson@signal.org>

.gitignore

@@ -33,3 +33,4 @@ maps.key
 kls_database.db
 .kotlin
 lefthook-local.yml
+sample-videos/

app/build.gradle.kts

@@ -1,17 +1,11 @@
 @file:Suppress("UnstableApiUsage")
 
 import com.android.build.api.dsl.ManagedVirtualDevice
-import org.gradle.api.file.DirectoryProperty
-import org.gradle.api.file.RegularFileProperty
-import org.gradle.api.provider.ValueSource
-import org.gradle.api.provider.ValueSourceParameters
-import org.gradle.api.tasks.InputDirectory
-import org.gradle.api.tasks.InputFile
-import org.gradle.api.tasks.Optional
-import org.gradle.api.tasks.PathSensitive
-import org.gradle.api.tasks.PathSensitivity
 import org.gradle.api.tasks.testing.logging.TestExceptionFormat
-import java.io.File
+import java.time.Instant
+import java.time.ZoneOffset
+import java.time.format.DateTimeFormatter
+import java.util.Locale
 import java.util.Properties
 
 plugins {
@@ -30,9 +24,9 @@ plugins {
 
 apply(from = "static-ips.gradle.kts")
 
-val canonicalVersionCode = 1649
-val canonicalVersionName = "7.74.1"
-val currentHotfixVersion = 0
+val canonicalVersionCode = 1670
+val canonicalVersionName = "8.4.2"
+val currentHotfixVersion = 1
 val maxHotfixVersions = 100
 
 // We don't want versions to ever end in 0 so that they don't conflict with nightly versions
@@ -50,9 +44,16 @@ val languagesForBuildConfigProvider = languagesProvider.map { languages ->
   languages.joinToString(separator = ", ") { language -> "\"$language\"" }
 }
 
+val localPropertiesFile = File(rootProject.projectDir, "local.properties")
+val localProperties: Properties? = if (localPropertiesFile.exists()) {
+  Properties().apply { localPropertiesFile.inputStream().use { load(it) } }
+} else {
+  null
+}
+val quickstartCredentialsDir: String? = localProperties?.getProperty("quickstart.credentials.dir")
+val benchmarkBackupFile: String? = localProperties?.getProperty("benchmark.backup.file")
+
 val selectableVariants = listOf(
-  "nightlyBackupRelease",
-  "nightlyBackupSpinner",
   "nightlyProdSpinner",
   "nightlyProdPerf",
   "nightlyProdRelease",
@@ -72,6 +73,8 @@ val selectableVariants = listOf(
   "playStagingPerf",
   "playStagingInstrumentation",
   "playStagingRelease",
+  "playProdQuickstart",
+  "playStagingQuickstart",
   "websiteProdSpinner",
   "websiteProdRelease",
   "githubProdSpinner",
@@ -259,7 +262,7 @@ android {
     buildConfigField("String", "STRIPE_PUBLISHABLE_KEY", "\"pk_live_6cmGZopuTsV8novGgJJW9JpC00vLIgtQ1D\"")
     buildConfigField("boolean", "TRACING_ENABLED", "false")
     buildConfigField("boolean", "LINK_DEVICE_UX_ENABLED", "false")
-    buildConfigField("boolean", "USE_STRING_ID", "true")
+    buildConfigField("boolean", "USE_STRING_ID", "false")
 
     ndk {
       abiFilters += listOf("armeabi-v7a", "arm64-v8a", "x86", "x86_64")
@@ -358,8 +361,13 @@ android {
       isDebuggable = false
       isMinifyEnabled = true
       matchingFallbacks += "debug"
+      applicationIdSuffix = ".benchmark"
+
       buildConfigField("String", "BUILD_VARIANT_TYPE", "\"Benchmark\"")
       buildConfigField("boolean", "TRACING_ENABLED", "true")
+      buildConfigField("String[]", "UNIDENTIFIED_SENDER_TRUST_ROOTS", "new String[]{ \"BVT/2gHqbrG1xzuIypLIOjFgMtihrMld1/5TGADL6Dhv\"}")
+
+      manifestPlaceholders["applicationClass"] = "org.thoughtcrime.securesms.BenchmarkApplicationContext"
     }
 
     create("mocked") {
@@ -370,6 +378,8 @@ android {
       matchingFallbacks += "debug"
       buildConfigField("String", "BUILD_VARIANT_TYPE", "\"Benchmark\"")
       buildConfigField("boolean", "TRACING_ENABLED", "true")
+
+      manifestPlaceholders["applicationClass"] = "org.thoughtcrime.securesms.ApplicationContext"
     }
 
     create("canary") {
@@ -379,6 +389,14 @@ android {
       matchingFallbacks += "debug"
       buildConfigField("String", "BUILD_VARIANT_TYPE", "\"Canary\"")
     }
+
+    create("quickstart") {
+      initWith(getByName("debug"))
+      isDefault = false
+      isMinifyEnabled = false
+      matchingFallbacks += "debug"
+      buildConfigField("String", "BUILD_VARIANT_TYPE", "\"Quickstart\"")
+    }
   }
 
   productFlavors {
@@ -445,22 +463,10 @@ android {
       buildConfigField("String", "RECAPTCHA_PROOF_URL", "\"https://signalcaptchas.org/staging/challenge/generate.html\"")
       buildConfigField("org.signal.libsignal.net.Network.Environment", "LIBSIGNAL_NET_ENV", "org.signal.libsignal.net.Network.Environment.STAGING")
       buildConfigField("int", "LIBSIGNAL_LOG_LEVEL", "org.signal.libsignal.protocol.logging.SignalProtocolLogger.DEBUG")
-      buildConfigField("boolean", "USE_STRING_ID", "false")
 
       buildConfigField("String", "BUILD_ENVIRONMENT_TYPE", "\"Staging\"")
       buildConfigField("String", "STRIPE_PUBLISHABLE_KEY", "\"pk_test_sngOd8FnXNkpce9nPXawKrJD00kIDngZkD\"")
     }
-
-    create("backup") {
-      initWith(getByName("staging"))
-
-      dimension = "environment"
-
-      applicationIdSuffix = ".backup"
-
-      buildConfigField("boolean", "MANAGES_APP_UPDATES", "true")
-      buildConfigField("String", "BUILD_ENVIRONMENT_TYPE", "\"Backup\"")
-    }
   }
 
   lint {
@@ -502,12 +508,39 @@ android {
           val nightlyVersionCode = (canonicalVersionCode * maxHotfixVersions) + (getNightlyBuildNumber(tag) * 10) + nightlyBuffer
 
           variant.outputs.forEach { output ->
-            output.versionName.set(tag)
+            output.versionName.set("$tag | ${getLastCommitDateTimeUtc()}")
             output.versionCode.set(nightlyVersionCode)
           }
         }
       }
     }
+
+    onVariants(selector().withBuildType("quickstart")) { variant ->
+      val environment = variant.flavorName?.let { name ->
+        when {
+          name.contains("staging", ignoreCase = true) -> "staging"
+          name.contains("prod", ignoreCase = true) -> "prod"
+          else -> "prod"
+        }
+      } ?: "prod"
+
+      val taskProvider = tasks.register<CopyQuickstartCredentialsTask>("copyQuickstartCredentials${variant.name.capitalize()}") {
+        if (quickstartCredentialsDir != null) {
+          inputDir.set(File(quickstartCredentialsDir))
+        }
+        filePrefix.set("${environment}_")
+      }
+      variant.sources.assets?.addGeneratedSourceDirectory(taskProvider) { it.outputDir }
+    }
+
+    onVariants(selector().withBuildType("benchmark")) { variant ->
+      val taskProvider = tasks.register<CopyBenchmarkBackupTask>("copyBenchmarkBackup${variant.name.capitalize()}") {
+        if (benchmarkBackupFile != null) {
+          inputFile.set(File(benchmarkBackupFile))
+        }
+      }
+      variant.sources.assets?.addGeneratedSourceDirectory(taskProvider) { it.outputDir }
+    }
   }
 
   val releaseDir = "$projectDir/src/release/java"
@@ -535,7 +568,8 @@ android {
   applicationVariants.configureEach {
     outputs.configureEach {
       if (this is com.android.build.gradle.internal.api.BaseVariantOutputImpl) {
-        outputFileName = outputFileName.replace(".apk", "-$versionName.apk")
+        val fileVersionName = versionName.substringBefore(" |")
+        outputFileName = outputFileName.replace(".apk", "-$fileVersionName.apk")
       }
     }
   }
@@ -578,6 +612,7 @@ dependencies {
   implementation(project(":core:models"))
   implementation(project(":core:models-jvm"))
   implementation(project(":feature:camera"))
+  implementation(project(":feature:registration"))
 
   implementation(libs.androidx.fragment.ktx)
   implementation(libs.androidx.appcompat) {
@@ -619,6 +654,7 @@ dependencies {
   implementation(libs.androidx.concurrent.futures)
   implementation(libs.androidx.autofill)
   implementation(libs.androidx.biometric)
+  implementation(libs.androidx.core.telecom)
   implementation(libs.androidx.sharetarget)
   implementation(libs.androidx.profileinstaller)
   implementation(libs.androidx.asynclayoutinflater)
@@ -773,6 +809,16 @@ fun getNightlyBuildNumber(tag: String?): Int {
   return match?.groupValues?.get(1)?.toIntOrNull() ?: 0
 }
 
+fun getLastCommitDateTimeUtc(): String {
+  val timestamp = providers.exec {
+    commandLine("git", "log", "-1", "--pretty=format:%ct")
+  }.standardOutput.asText.get().trim().toLong()
+  val instant = Instant.ofEpochSecond(timestamp)
+  val formatter = DateTimeFormatter.ofPattern("MMM d '@' HH:mm 'UTC'", Locale.US)
+    .withZone(ZoneOffset.UTC)
+  return formatter.format(instant)
+}
+
 fun getMapsKey(): String {
   return providers
     .gradleProperty("mapsKey")
@@ -832,3 +878,62 @@ abstract class PropertiesFileValueSource : ValueSource<Properties?, PropertiesFi
 fun String.capitalize(): String {
   return this.replaceFirstChar { it.uppercase() }
 }
+
+abstract class CopyQuickstartCredentialsTask : DefaultTask() {
+  @get:InputDirectory
+  @get:Optional
+  abstract val inputDir: DirectoryProperty
+
+  @get:Input
+  abstract val filePrefix: Property<String>
+
+  @get:OutputDirectory
+  abstract val outputDir: DirectoryProperty
+
+  @TaskAction
+  fun copy() {
+    if (!inputDir.isPresent) {
+      throw GradleException("quickstart.credentials.dir is not set in local.properties. This is required for quickstart builds.")
+    }
+
+    val prefix = filePrefix.get()
+    val candidates = inputDir.get().asFile.listFiles()
+      ?.filter { it.extension == "json" && it.name.startsWith(prefix) }
+      ?: emptyList()
+
+    if (candidates.isEmpty()) {
+      throw GradleException("No credential files matching '$prefix*.json' found in ${inputDir.get().asFile}. Add files like '${prefix}account1.json' to your credentials directory.")
+    }
+
+    val chosen = candidates.random()
+    logger.lifecycle("Selected quickstart credential: ${chosen.name}")
+
+    val dest = outputDir.get().asFile.resolve("quickstart")
+    dest.mkdirs()
+    chosen.copyTo(dest.resolve(chosen.name), overwrite = true)
+  }
+}
+
+abstract class CopyBenchmarkBackupTask : DefaultTask() {
+  @get:InputFile
+  @get:Optional
+  abstract val inputFile: RegularFileProperty
+
+  @get:OutputDirectory
+  abstract val outputDir: DirectoryProperty
+
+  @TaskAction
+  fun copy() {
+    val dest = outputDir.get().asFile.resolve("backups")
+    dest.mkdirs()
+
+    if (!inputFile.isPresent) {
+      logger.lifecycle("benchmark.backup.file is not set in local.properties. Benchmark tests using backup data will crash at runtime.")
+      return
+    }
+
+    val backupFile = inputFile.get().asFile
+    logger.lifecycle("Using benchmark backup: ${backupFile.absolutePath} (${backupFile.length() / 1024}KB)")
+    backupFile.copyTo(dest.resolve("backup.binproto"), overwrite = true)
+  }
+}