fix: download termux-packages during build instead of storing them in assets (#545)

build-logic/ide/src/main/java/com/itsaky/androidide/plugins/TerminalBootstrapPackagesPlugin.kt

@@ -0,0 +1,78 @@
+/*
+ *  This file is part of AndroidIDE.
+ *
+ *  AndroidIDE is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  AndroidIDE is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.itsaky.androidide.plugins
+
+import com.android.build.api.variant.ApplicationAndroidComponentsExtension
+import com.itsaky.androidide.plugins.tasks.TerminalBootstrapDownloadTask
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+import org.gradle.api.tasks.Delete
+import org.gradle.api.tasks.compile.JavaCompile
+
+/**
+ * Gradle plugin which downloads the bootstrap packages for the terminal.
+ *
+ * @author Akash Yadav
+ */
+class TerminalBootstrapPackagesPlugin : Plugin<Project> {
+
+  companion object {
+
+    /**
+     * The bootstrap packages, mapped with the CPU ABI as the key and the ZIP file's sha256sum as the value.
+     */
+    private val BOOTSTRAP_PACKAGES = mapOf(
+      "aarch64" to "68da03ed270d59cafcd37981b00583c713b42cb440adf03d1bf980f39a55181d",
+      "arm" to "f3d9f2da7338bd00b02a8df192bdc22ad431a5eef413cecf4cd78d7a54ffffbf",
+      "x86_64" to "6e4e50a206c3384c36f141b2496c1a7c69d30429e4e20268c51a84143530af67"
+    )
+
+    /**
+     * The bootstrap packages version, basically the tag name of the GitHub release.
+     */
+    private const val BOOTSTRAP_PACKAGES_VERSION = "16.12.2023"
+  }
+
+  override fun apply(target: Project) {
+    target.run {
+      val downloadTask = tasks.register("downloadBootstrapPackages",
+        TerminalBootstrapDownloadTask::class.java) {
+        packages.set(BOOTSTRAP_PACKAGES)
+        version.set(BOOTSTRAP_PACKAGES_VERSION)
+      }
+
+      val cleanTask = tasks.register("deleteBootstrapPackages", Delete::class.java)  {
+        doLast {
+          fileTree("src/main/cpp").apply {
+            include("bootstrap-*.zip")
+          }.forEach { file ->
+            file.delete()
+          }
+        }
+      }
+
+      tasks.withType(JavaCompile::class.java).configureEach {
+        dependsOn(downloadTask)
+      }
+
+      tasks.named("clean").configure {
+        dependsOn(cleanTask)
+      }
+    }
+  }
+}

build-logic/ide/src/main/java/com/itsaky/androidide/plugins/tasks/TerminalBootstrapDownloadTask.kt

@@ -0,0 +1,115 @@
+/*
+ *  This file is part of AndroidIDE.
+ *
+ *  AndroidIDE is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  AndroidIDE is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.itsaky.androidide.plugins.tasks
+
+import org.gradle.api.DefaultTask
+import org.gradle.api.GradleException
+import org.gradle.api.provider.MapProperty
+import org.gradle.api.provider.Property
+import org.gradle.api.tasks.Input
+import org.gradle.api.tasks.TaskAction
+import java.math.BigInteger
+import java.net.HttpURLConnection
+import java.net.URL
+import java.security.DigestInputStream
+import java.security.MessageDigest
+
+/**
+ * @author Akash Yadav
+ */
+abstract class TerminalBootstrapDownloadTask : DefaultTask() {
+
+  companion object {
+
+    private const val PACKAGES_DOWNLOAD_URL = "https://github.com/AndroidIDEOfficial/terminal-packages/releases/download/bootstrap-%1\$s/bootstrap-%2\$s.zip"
+  }
+
+  /**
+   * The bootstrap packages to download. The keys in this map are supported the CPU ABIs and
+   * the values are the `sha256sum` of the bootstrap packages.
+   */
+  @get:Input
+  abstract val packages: MapProperty<String, String>
+
+  /**
+   * Version of the bootstrap packages. This is basically the tag name of the GitHub release.
+   */
+  @get:Input
+  abstract val version: Property<String>
+
+  @TaskAction
+  fun downloadBootstrap() {
+    val packages = this.packages.get()
+    val version = this.version.get()
+
+    if (packages.isEmpty() || version.isNullOrBlank()) {
+      throw GradleException("Packages map is empty!")
+    }
+
+    packages.forEach { (arch, sha256) ->
+      doDownload(arch, sha256, version)
+    }
+  }
+
+  private fun doDownload(arch: String, expectedChecksum: String, version: String) {
+    val digest = MessageDigest.getInstance("SHA-256")
+    val localPath = "src/main/cpp/bootstrap-${arch}.zip"
+    val file = project.file(localPath)
+
+    if (file.exists()) {
+      digest.update(file.readBytes())
+      var checksum = BigInteger(1, digest.digest()).toString(16)
+      while (checksum.length < 64) {
+        checksum = "0$checksum"
+      }
+
+      if (checksum == expectedChecksum) {
+        logger.info("$localPath is already downloaded and valid. Skipping download.")
+        return
+      } else {
+        logger.info(
+          "Deleting old bootstrap package with invalid checksum: $checksum expected: $expectedChecksum file: $localPath")
+        file.delete()
+      }
+    }
+
+    val remoteUrl = PACKAGES_DOWNLOAD_URL.format(version, arch)
+    logger.info("Downloading ${remoteUrl}...")
+
+    file.parentFile.mkdirs()
+
+    val connection = URL(remoteUrl).openConnection() as HttpURLConnection
+    connection.instanceFollowRedirects = true
+
+    file.outputStream().use { out ->
+      DigestInputStream(connection.inputStream, digest).transferTo(out.buffered())
+    }
+    connection.inputStream.buffered().transferTo(file.outputStream())
+
+    var checksum = BigInteger(1, digest.digest()).toString(16)
+    while (checksum.length < 64) {
+      checksum = "0$checksum"
+    }
+
+    if (checksum != expectedChecksum) {
+      file.delete()
+      throw GradleException(
+        "Wrong checksum for $remoteUrl: expected: $expectedChecksum, actual: $checksum")
+    }
+  }
+}

common/src/main/java/com/itsaky/androidide/app/BaseApplication.java

@@ -17,12 +17,9 @@
 package com.itsaky.androidide.app;
 
 import android.app.Application;
-import android.app.NotificationChannel;
-import android.app.NotificationManager;
 import android.content.ActivityNotFoundException;
 import android.content.Intent;
 import android.net.Uri;
-import androidx.core.app.NotificationManagerCompat;
 import com.blankj.utilcode.util.ThrowableUtils;
 import com.itsaky.androidide.buildinfo.BuildInfo;
 import com.itsaky.androidide.common.R;
@@ -42,7 +39,8 @@ public class BaseApplication extends Application {
   public static final String TELEGRAM_CHANNEL_URL = "https://t.me/AndroidIDEOfficial";
   public static final String SPONSOR_URL = BuildInfo.PROJECT_SITE + "/donate";
   public static final String DOCS_URL = "https://docs.androidide.com";
-  public static final String CONTRIBUTOR_GUIDE_URL = BuildInfo.REPO_URL + "/blob/dev/CONTRIBUTING.md";
+  public static final String CONTRIBUTOR_GUIDE_URL =
+      BuildInfo.REPO_URL + "/blob/dev/CONTRIBUTING.md";
   public static final String EMAIL = "contact@androidide.com";
   private static BaseApplication instance;
   private PreferenceManager mPrefsManager;

termux/termux-app/build.gradle.kts

@@ -1,10 +1,16 @@
 @file:Suppress("UnstableApiUsage")
 
+import com.itsaky.androidide.plugins.TerminalBootstrapPackagesPlugin
+
 plugins {
     id("com.android.library")
     id("kotlin-android")
 }
 
+apply {
+    plugin(TerminalBootstrapPackagesPlugin::class.java)
+}
+
 val packageVariant = System.getenv("TERMUX_PACKAGE_VARIANT") ?: "apt-android-7" // Default: "apt-android-7"
 
 android {

termux/termux-app/src/main/cpp/.gitignore

@@ -0,0 +1 @@
+bootstrap-*