path: root/mobile/android/geckoview/build.gradle

buildDir "${topobjdir}/gradle/build/mobile/android/geckoview"

import groovy.json.JsonOutput

apply plugin: 'com.android.library'
apply plugin: 'checkstyle'
apply plugin: 'kotlin-android'

apply from: "${topsrcdir}/mobile/android/gradle/product_flavors.gradle"

// The SDK binding generation tasks depend on the JAR creation task of the
// :annotations project.
evaluationDependsOn(':annotations')

android {
    buildToolsVersion project.ext.buildToolsVersion
    compileSdkVersion project.ext.compileSdkVersion

    useLibrary 'android.test.runner'
    useLibrary 'android.test.base'
    useLibrary 'android.test.mock'

    defaultConfig {
        targetSdkVersion project.ext.targetSdkVersion
        minSdkVersion project.ext.minSdkVersion
        manifestPlaceholders = project.ext.manifestPlaceholders
        multiDexEnabled true

        versionCode project.ext.versionCode
        versionName project.ext.versionName
        consumerProguardFiles 'proguard-rules.txt'

        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"

        buildConfigField 'String', "GRE_MILESTONE", "\"${mozconfig.substs.GRE_MILESTONE}\""
        buildConfigField 'String', "MOZ_APP_BASENAME", "\"${mozconfig.substs.MOZ_APP_BASENAME}\"";

        // For the benefit of future archaeologists:
        // GRE_BUILDID is exactly the same as MOZ_APP_BUILDID unless you're running
        // on XULRunner, which is never the case on Android.
        buildConfigField 'String', "MOZ_APP_BUILDID", "\"${project.ext.buildId}\"";
        buildConfigField 'String', "MOZ_APP_ID", "\"${mozconfig.substs.MOZ_APP_ID}\"";
        buildConfigField 'String', "MOZ_APP_NAME", "\"${mozconfig.substs.MOZ_APP_NAME}\"";
        buildConfigField 'String', "MOZ_APP_VENDOR", "\"${mozconfig.substs.MOZ_APP_VENDOR}\"";
        buildConfigField 'String', "MOZ_APP_VERSION", "\"${mozconfig.substs.MOZ_APP_VERSION}\"";
        buildConfigField 'String', "MOZ_APP_DISPLAYNAME", "\"${mozconfig.substs.MOZ_APP_DISPLAYNAME}\"";
        buildConfigField 'String', "MOZ_APP_UA_NAME", "\"${mozconfig.substs.MOZ_APP_UA_NAME}\"";
        buildConfigField 'String', "MOZ_UPDATE_CHANNEL", "\"${mozconfig.substs.MOZ_UPDATE_CHANNEL}\"";

        // MOZILLA_VERSION is oddly quoted from autoconf, but we don't have to handle it specially in Gradle.
        buildConfigField 'String', "MOZILLA_VERSION", "\"${mozconfig.substs.MOZILLA_VERSION}\"";
        buildConfigField 'String', "OMNIJAR_NAME", "\"${mozconfig.substs.OMNIJAR_NAME}\"";

        // Keep in sync with actual user agent in nsHttpHandler::BuildUserAgent
        buildConfigField 'String', "USER_AGENT_GECKOVIEW_MOBILE", "\"Mozilla/5.0 (Android \" + android.os.Build.VERSION.RELEASE + \"; Mobile; rv:109.0) Gecko/\" + ${mozconfig.defines.MOZILLA_UAVERSION} + \" Firefox/\" + ${mozconfig.defines.MOZILLA_UAVERSION}";
        buildConfigField 'String', "USER_AGENT_GECKOVIEW_TABLET", "\"Mozilla/5.0 (Android \" + android.os.Build.VERSION.RELEASE + \"; Tablet; rv:109.0) Gecko/\" + ${mozconfig.defines.MOZILLA_UAVERSION} + \" Firefox/\" + ${mozconfig.defines.MOZILLA_UAVERSION}";

        buildConfigField 'int', 'MIN_SDK_VERSION', mozconfig.substs.MOZ_ANDROID_MIN_SDK_VERSION;

        // Is the underlying compiled C/C++ code compiled with --enable-debug?
        buildConfigField 'boolean', 'DEBUG_BUILD', mozconfig.substs.MOZ_DEBUG ? 'true' : 'false';

        // See this wiki page for more details about channel specific build defines:
        // https://wiki.mozilla.org/Platform/Channel-specific_build_defines
        // This makes no sense for GeckoView and should be removed as soon as possible.
        buildConfigField 'boolean', 'RELEASE_OR_BETA', mozconfig.substs.RELEASE_OR_BETA ? 'true' : 'false';
        // This makes no sense for GeckoView and should be removed as soon as possible.
        buildConfigField 'boolean', 'NIGHTLY_BUILD', mozconfig.substs.NIGHTLY_BUILD ? 'true' : 'false';
        // This makes no sense for GeckoView and should be removed as soon as possible.
        buildConfigField 'boolean', 'MOZ_CRASHREPORTER', mozconfig.substs.MOZ_CRASHREPORTER ? 'true' : 'false';

        buildConfigField 'int', 'MOZ_ANDROID_CONTENT_SERVICE_COUNT', mozconfig.substs.MOZ_ANDROID_CONTENT_SERVICE_COUNT;

        // Official corresponds, roughly, to whether this build is performed on
        // Mozilla's continuous integration infrastructure. You should disable
        // developer-only functionality when this flag is set.
        // This makes no sense for GeckoView and should be removed as soon as possible.
        buildConfigField 'boolean', 'MOZILLA_OFFICIAL', mozconfig.substs.MOZILLA_OFFICIAL ? 'true' : 'false';

        // This env variable signifies whether we are running an isolated process build.
        buildConfigField 'boolean', 'MOZ_ANDROID_CONTENT_SERVICE_ISOLATED_PROCESS', mozconfig.substs.MOZ_ANDROID_CONTENT_SERVICE_ISOLATED_PROCESS ? 'true' : 'false';
    }

    project.configureProductFlavors.delegate = it
    project.configureProductFlavors()

    compileOptions {
        sourceCompatibility JavaVersion.VERSION_11
        targetCompatibility JavaVersion.VERSION_11
    }

    lintOptions {
        abortOnError false
    }

    sourceSets {
        main {
            java {
                if (!mozconfig.substs.MOZ_ANDROID_HLS_SUPPORT) {
                    exclude 'org/mozilla/gecko/media/GeckoHlsAudioRenderer.java'
                    exclude 'org/mozilla/gecko/media/GeckoHlsPlayer.java'
                    exclude 'org/mozilla/gecko/media/GeckoHlsRendererBase.java'
                    exclude 'org/mozilla/gecko/media/GeckoHlsVideoRenderer.java'
                    exclude 'org/mozilla/gecko/media/Utils.java'
                }

                if (mozconfig.substs.MOZ_WEBRTC) {
                    srcDir "${topsrcdir}/dom/media/systemservices/android_video_capture/java/src"
                    srcDir "${topsrcdir}/third_party/libwebrtc/sdk/android/api"
                    srcDir "${topsrcdir}/third_party/libwebrtc/sdk/android/src"
                    srcDir "${topsrcdir}/third_party/libwebrtc/rtc_base/java"
                    srcDir "${topsrcdir}/third_party/libwebrtc/modules/audio_device/android/java"
                }

                srcDir "${topobjdir}/mobile/android/geckoview/src/main/java"
            }

            resources {
                if (mozconfig.substs.MOZ_ASAN) {
                    // If this is an ASAN build, include a `wrap.sh` for Android 8.1+ devices.  See
                    // https://developer.android.com/ndk/guides/wrap-script.
                    srcDir "${topsrcdir}/mobile/android/geckoview/src/asan/resources"
                }
            }

            assets {
            }

            debug {
                manifest.srcFile "${topobjdir}/mobile/android/geckoview/src/main/AndroidManifest_overlay.xml"
            }

            release {
                manifest.srcFile "${topobjdir}/mobile/android/geckoview/src/main/AndroidManifest_overlay.xml"
            }
        }
    }
}

tasks.withType(org.jetbrains.kotlin.gradle.tasks.KotlinCompile) {
    // Translate Kotlin messages like "w: ..." and "e: ..." into
    // "...: warning: ..." and "...: error: ...", to make Treeherder understand.
    def listener = {
        if (it.startsWith("e: warnings found")) {
            return
        }

        if (it.startsWith('w: ') || it.startsWith('e: ')) {
            def matches = (it =~ /([ew]): (.+): \((\d+), (\d+)\): (.*)/)
            if (!matches) {
                logger.quiet "kotlinc message format has changed!"
                if (it.startsWith('w: ')) {
                    // For warnings, don't continue because we don't want to throw an
                    // exception. For errors, we want the exception so that the new error
                    // message format gets translated properly.
                    return
                }
            }
            def (_, type, file, line, column, message) = matches[0]
            type = (type == 'w') ? 'warning' : 'error'
            // Use logger.lifecycle, which does not go through stderr again.
            logger.lifecycle "$file:$line:$column: $type: $message"
        }
    } as StandardOutputListener

    kotlinOptions {
        allWarningsAsErrors = true
        jvmTarget = JavaVersion.VERSION_11
    }

    doFirst {
        logging.addStandardErrorListener(listener)
    }
    doLast {
        logging.removeStandardErrorListener(listener)
    }
}

configurations {
    withGeckoBinariesApi {
        outgoing {
            if (!mozconfig.substs.MOZ_ANDROID_GECKOVIEW_LITE) {
                // The omni build provides glean-native
                capability("org.mozilla.telemetry:glean-native:${project.ext.gleanVersion}")
            }
            afterEvaluate {
                // Implicit capability
                capability("org.mozilla.geckoview:${getArtifactId()}:${project.ext.versionNumber}")
            }
        }
    }
    // TODO: This is a workaround for a bug that was fixed in Gradle 7.
    // The variant resolver _should_ pick the RuntimeOnly configuration when building
    // the tests as those define the implicit :geckoview capability but it doesn't,
    // so we manually define it here.
    withGeckoBinariesRuntimeOnly {
        outgoing {
            afterEvaluate {
                // Implicit capability
                capability("org.mozilla.geckoview:geckoview:${project.ext.versionNumber}")
            }
        }
    }
}

dependencies {
    implementation "androidx.annotation:annotation:1.3.0"
    implementation "androidx.legacy:legacy-support-v4:1.0.0"

    implementation "com.google.android.gms:play-services-fido:18.1.0"
    implementation "org.yaml:snakeyaml:1.24:android"

    implementation "androidx.lifecycle:lifecycle-extensions:2.2.0"
    implementation "androidx.lifecycle:lifecycle-common-java8:2.4.0"

    if (mozconfig.substs.MOZ_ANDROID_HLS_SUPPORT) {
        implementation project(":exoplayer2")
    }

    testImplementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
    testImplementation 'junit:junit:4.13.1'
    testImplementation 'org.robolectric:robolectric:4.7.3'
    testImplementation 'org.mockito:mockito-core:3.11.2'

    androidTestImplementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
    androidTestImplementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.6.4"
    androidTestImplementation 'androidx.test:runner:1.4.0'
    androidTestImplementation 'androidx.test:rules:1.4.0'
    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'

    androidTestImplementation 'com.koushikdutta.async:androidasync:3.1.0'

    androidTestImplementation 'androidx.multidex:multidex:2.0.1'
}

apply from: "${topsrcdir}/mobile/android/gradle/with_gecko_binaries.gradle"

android.libraryVariants.all { variant ->
    // See the notes in mobile/android/app/build.gradle for details on including
    // Gecko binaries and the Omnijar.
    if ((variant.productFlavors*.name).contains('withGeckoBinaries')) {
        configureVariantWithGeckoBinaries(variant)
    }

    // Javadoc and Sources JAR configuration cribbed from
    // https://github.com/mapbox/mapbox-gl-native/blob/d169ea55c1cfa85cd8bf19f94c5f023569f71810/platform/android/MapboxGLAndroidSDK/build.gradle#L85
    // informed by
    // https://code.tutsplus.com/tutorials/creating-and-publishing-an-android-library--cms-24582,
    // and amended from numerous Stackoverflow posts.
    def name = variant.name
    def javadoc = task "javadoc${name.capitalize()}"(type: Javadoc) {
        failOnError = false
        description = "Generate Javadoc for build variant $name"
        destinationDir = new File(destinationDir, variant.baseName)

        // The javadoc task will not re-run if the previous run is still up-to-date,
        // this is a problem for the javadoc lint, which needs to read the output of the task
        // to determine if there are warnings or errors. To force that we pass a -Pandroid-lint
        // parameter to all lints that can be used here to force running the task every time.
        outputs.upToDateWhen {
            !project.hasProperty('android-lint')
        }

        doFirst {
            classpath = files(variant.javaCompileProvider.get().classpath.files)
        }

        def results = []
        def listener = {
            if (!it.toLowerCase().contains("warning:") && !it.toLowerCase().contains("error:")) {
              // Likely not an error or a warning
              return
            }
            // Like '/abs/path/to/topsrcdir/mobile/android/geckoview/src/main/java/org/mozilla/geckoview/ContentBlocking.java:480: warning: no @return'
            def matches = (it =~ /(.+):(\d+):.*(warning|error)(.*)/)
            if (!matches) {
                // could not parse, let's add it anyway since it's a warning or error
                results << [path: "parsing-failed", lineno: 0, level: "error", message: it]
                return
            }
            def (_, file, line, level, message) = matches[0]
            results << [path: file, lineno: line, level: level, message: message]
        } as StandardOutputListener

        doFirst {
            logging.addStandardErrorListener(listener)
        }

        doLast {
            logging.removeStandardErrorListener(listener)

            // We used to treat Javadoc warnings as errors here; now we rely on the
            // `android-javadoc` linter to fail in the face of Javadoc warnings.
            def resultsJson = JsonOutput.toJson(results)

            file("$buildDir/reports").mkdirs()
            file("$buildDir/reports/javadoc-results-${name}.json").write(resultsJson)
        }

        source = variant.sourceSets.collect({ it.java.srcDirs })
        exclude '**/R.java', '**/BuildConfig.java'
        include 'org/mozilla/geckoview/**.java'
        options.addPathOption('sourcepath', ':').setValue(
             variant.sourceSets.collect({ it.java.srcDirs }).flatten() +
             variant.generateBuildConfigProvider.get().sourceOutputDir.asFile.get() +
             variant.aidlCompileProvider.get().sourceOutputDir.asFile.get()
        )
        options.addStringOption("Xmaxwarns", "1000")

        classpath += project.files(android.getBootClasspath().join(File.pathSeparator))
        classpath += variant.javaCompileProvider.get().classpath

        options.memberLevel = JavadocMemberLevel.PROTECTED
        options.source = 11
        options.links("https://developer.android.com/reference")

        options.docTitle = "GeckoView ${mozconfig.substs.MOZ_APP_VERSION} API"
        options.header = "GeckoView ${mozconfig.substs.MOZ_APP_VERSION} API"
        options.noTimestamp = true
        options.noQualifiers = ['java.lang']
        options.tags = ['hide:a:']
    }

    def javadocJar = task("javadocJar${name.capitalize()}", type: Jar, dependsOn: javadoc) {
        archiveClassifier = 'javadoc'
        from javadoc.destinationDir
    }

    // This task is used by `mach android geckoview-docs`.
    task("javadocCopyJar${name.capitalize()}", type: Copy) {
        from(javadocJar.destinationDirectory) {
            include 'geckoview-*-javadoc.jar'
            rename { _ -> 'geckoview-javadoc.jar' }
        }
        into javadocJar.destinationDirectory
        dependsOn javadocJar
    }

    def sourcesJar = task("sourcesJar${name.capitalize()}", type: Jar) {
        classifier 'sources'
        description = "Generate Javadoc for build variant $name"
        destinationDirectory =
            file("${topobjdir}/mobile/android/geckoview/sources/${variant.baseName}")
        from files(variant.sourceSets.collect({ it.java.srcDirs }).flatten())
    }

    task("checkstyle${name.capitalize()}", type: Checkstyle) {
        classpath = variant.javaCompileProvider.get().classpath
        // TODO: cleanup and include all sources
        source = ['src/main/java/']
        include '**/*.java'

    }
}

checkstyle {
    configDirectory = file(".")
    configFile = file("checkstyle.xml")
    toolVersion = "8.36.2"
}

android.libraryVariants.all { variant ->
    if (variant.name == mozconfig.substs.GRADLE_ANDROID_GECKOVIEW_VARIANT_NAME) {
        configureLibraryVariantWithJNIWrappers(variant, "Generated")
    }
}

android.libraryVariants.all { variant ->
    // At this point, the Android-Gradle plugin has created all the Android
    // tasks and configurations.  This is the time for us to declare additional
    // Glean files to package into AAR files.  This packs `metrics.yaml` in the
    // root of the AAR, sibling to `AndroidManifest.xml` and `classes.jar`.  By
    // default, consumers of the AAR will ignore this file, but consumers that
    // look for it can find it (provided GeckoView is a `module()` dependency
    // and not a `project()` dependency.)  Under the hood this uses that the
    // task provided by `packageLibraryProvider` task is a Maven `Zip` task,
    // and we can simply extend its inputs.  See
    // https://android.googlesource.com/platform/tools/base/+/0cbe8846f7d02c0bb6f07156b9f4fde16d96d329/build-system/gradle-core/src/main/java/com/android/build/gradle/tasks/BundleAar.kt#94.
    variant.packageLibraryProvider.get().from("${topsrcdir}/toolkit/components/telemetry/geckoview/streaming/metrics.yaml")
}

apply plugin: 'maven-publish'

version = getVersionNumber()
group = 'org.mozilla.geckoview'

def getArtifactId() {
    def id = "geckoview" + project.ext.artifactSuffix

    if (!mozconfig.substs.MOZ_ANDROID_GECKOVIEW_LITE) {
        id += "-omni"
    }

    if (mozconfig.substs.MOZILLA_OFFICIAL && !mozconfig.substs.MOZ_ANDROID_FAT_AAR_ARCHITECTURES) {
        // In automation, per-architecture artifacts identify
        // the architecture; multi-architecture artifacts don't.
        // When building locally, we produce a "skinny AAR" with
        // one target architecture masquerading as a "fat AAR"
        // to enable Gradle composite builds to substitute this
        // project into consumers easily.
        id += "-${mozconfig.substs.ANDROID_CPU_ARCH}"
    }

    return id
}

publishing {
    publications {
        android.libraryVariants.all { variant ->
            "${variant.name}"(MavenPublication) {
                from components.findByName(variant.name)

                pom {
                    afterEvaluate {
                        artifactId = getArtifactId()
                    }

                    url = 'https://geckoview.dev'

                    licenses {
                        license {
                            name = 'The Mozilla Public License, v. 2.0'
                            url = 'http://mozilla.org/MPL/2.0/'
                            distribution = 'repo'
                        }
                    }

                    scm {
                        if (mozconfig.substs.MOZ_INCLUDE_SOURCE_INFO) {
                            // URL is like "https://hg.mozilla.org/mozilla-central/rev/1e64b8a0c546a49459d404aaf930d5b1f621246a".
                            connection = "scm::hg::${mozconfig.substs.MOZ_SOURCE_REPO}"
                            url = mozconfig.substs.MOZ_SOURCE_URL
                            tag = mozconfig.substs.MOZ_SOURCE_CHANGESET
                        } else {
                            // Default to mozilla-central.
                            connection = 'scm::hg::https://hg.mozilla.org/mozilla-central/'
                            url = 'https://hg.mozilla.org/mozilla-central/'
                        }
                    }
                }

                // Javadoc and sources for developer ergononomics.
                artifact tasks["javadocJar${variant.name.capitalize()}"]
                artifact tasks["sourcesJar${variant.name.capitalize()}"]
            }
        }
    }
    repositories {
        maven {
            url = "${topobjdir}/gradle/maven"
        }
    }
}

// This is all related to the withGeckoBinaries approach; see
// mobile/android/gradle/with_gecko_binaries.gradle.
afterEvaluate {
    // The bundle tasks are only present when the particular configuration is
    // being built, so this task might not exist.  (This is due to the way the
    // Android Gradle plugin defines things during configuration.)
    def bundleWithGeckoBinaries = tasks.findByName('bundleWithGeckoBinariesReleaseAar')
    if (!bundleWithGeckoBinaries) {
        return
    }

    // Remove default configuration, which is the release configuration, when
    // we're actually building withGeckoBinaries.  This makes `gradle install`
    // install the withGeckoBinaries artifacts, not the release artifacts (which
    // are withoutGeckoBinaries and not suitable for distribution.)
    def Configuration archivesConfig = project.getConfigurations().getByName('archives')
    archivesConfig.artifacts.removeAll { it.extension.equals('aar') }

    // For now, ensure Kotlin is only used in tests.
    android.sourceSets.all { sourceSet ->
        if (sourceSet.name.startsWith('test') || sourceSet.name.startsWith('androidTest')) {
            return
        }
        (sourceSet.java.srcDirs + sourceSet.kotlin.srcDirs).each {
            if (!fileTree(it, { include '**/*.kt' }).empty) {
                throw new GradleException("Kotlin used in non-test directory ${it.path}")
            }
        }
    }
}

// Bug 1353055 - Strip 'vars' debugging information to agree with moz.build.
apply from: "${topsrcdir}/mobile/android/gradle/debug_level.gradle"
android.libraryVariants.all configureVariantDebugLevel

// There's nothing specific to the :geckoview project here -- this just needs to
// be somewhere where the Android plugin is available so that we can fish the
// path to "android.jar".
task("generateSDKBindings", type: JavaExec) {
    classpath project(':annotations').jar.archivePath
    classpath project(':annotations').compileJava.classpath
    classpath project(':annotations').sourceSets.main.runtimeClasspath

    // To use the lint APIs: "Lint must be invoked with the System property
    // com.android.tools.lint.bindir pointing to the ANDROID_SDK tools
    // directory"
    systemProperties = [
        'com.android.tools.lint.bindir': "${android.sdkDirectory}/tools",
    ]

    mainClass = 'org.mozilla.gecko.annotationProcessors.SDKProcessor'
    // We only want to generate bindings for the main framework JAR,
    // but not any of the additional android.test libraries.
    args android.bootClasspath.findAll { it.getName().startsWith('android.jar') }
    args 29
    args "${topobjdir}/widget/android/bindings"

    // Configure the arguments at evaluation-time, not at configuration-time.
    doFirst {
        // From -Pgenerate_sdk_bindings_args=... on command line; missing in
        // `android-gradle-dependencies` toolchain task.
        if (project.hasProperty('generate_sdk_bindings_args')) {
            args project.generate_sdk_bindings_args.split(';')
        }
    }

    workingDir "${topsrcdir}/widget/android/bindings"

    dependsOn project(':annotations').jar
}

apply plugin: 'org.mozilla.apilint'

apiLint {
    // TODO: Change this to `org` after hiding org.mozilla.gecko
    packageFilter = 'org.mozilla.geckoview'
    changelogFileName = 'src/main/java/org/mozilla/geckoview/doc-files/CHANGELOG.md'
    skipClassesRegex = [
        '^org.mozilla.geckoview.BuildConfig$',
        '^org.mozilla.geckoview.R$',
    ]
    lintFilters = ['GV']
    deprecationAnnotation = 'org.mozilla.geckoview.DeprecationSchedule'
    libraryVersion = mozconfig.substs.MOZILLA_VERSION.split('\\.')[0] as Integer
    allowedPackages = [
        'java',
        'android',
        'androidx',
        'org.json',
        'org.mozilla.geckoview',
    ]
}