Release the library on MavenCentral

Delete stuff added for Jitpack

README.md

@@ -167,6 +167,14 @@ Python and JavaScript packages are published to the registry at
 documentation contains instructions on how to set up twine (Python) and npm
 (JavaScript) to upload to the registry.
 
+To publish the Android library to MavenCentral (you will need some secrets), in the /android folder:
+ - Run the command `./gradlew clean publish --no-daemon --no-parallel --stacktrace`.
+ - Connect to https://s01.oss.sonatype.org
+ - Click on Staging Repositories and check the the files have been uploaded
+ - Click on close
+ - Wait (check Activity tab until step "Repository closed" is displayed)
+ - Click on release. The staging repository will disappear
+ - Check that the release is available in https://repo1.maven.org/maven2/org/matrix/android/olm/ (it can take a few minutes)
 
 ## Design
 

android/README.rst

@@ -5,20 +5,16 @@ OlmLibSdk exposes an android wrapper to libolm.
 
 Installation
 ------------
-Create a libs directory in your project directory
-Copy the olm-sdk.aar into it.
 
-In your build.gradle file, add in the android section::
+Android Olm library is released on MavenCentral.
 
-    repositories {
-        flatDir {
-            dir 'libs'
-        }
-    }
+Add this dependency to your project:
 
-Add in the dependencies category::
+```groovy
+implementation "org.matrix.android:olm:3.2.8"
+```
 
-    compile(name: 'olm-sdk', ext: 'aar')
+Latest version: ![Latest version](https://img.shields.io/maven-central/v/org.matrix.android/olm)
 
 Development
 -----------

android/build.gradle

@@ -9,7 +9,7 @@ buildscript {
         // Release notes of Android Gradle Plugin (AGP):
         // https://developer.android.com/studio/releases/gradle-plugin
         classpath 'com.android.tools.build:gradle:7.0.4'
-
+        classpath 'com.vanniktech:gradle-maven-publish-plugin:0.17.0'
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }
@@ -20,6 +20,14 @@ allprojects {
         mavenCentral()
         google()
     }
+
+    plugins.withId("com.vanniktech.maven.publish") {
+        // Publish on s01.oss.sonatype.org
+        //https://github.com/vanniktech/gradle-maven-publish-plugin#where-to-upload-to
+        mavenPublish {
+            sonatypeHost = "S01"
+        }
+    }
 }
 
 task clean(type: Delete) {

android/gradle.properties

@@ -22,6 +22,28 @@
 android.useAndroidX=true
 org.gradle.configureondemand=false
 
+# Maven publication
+# Ref: https://github.com/vanniktech/gradle-maven-publish-plugin
 GROUP=org.matrix.android
-ARTIFACT_ID=olm
+POM_ARTIFACT_ID=olm
 VERSION_NAME=3.2.8
+
+POM_PACKAGING=aar
+
+POM_NAME=Olm Android wrapper
+POM_DESCRIPTION=An Android wrapper to libolm.
+POM_INCEPTION_YEAR=2021
+POM_URL=https://gitlab.matrix.org/matrix-org/olm
+
+POM_LICENSE_NAME=The Apache Software License, Version 2.0
+POM_LICENCE_URL=https://www.apache.org/licenses/LICENSE-2.0.txt
+POM_LICENCE_DIST=repo
+
+POM_SCM_URL=https://gitlab.matrix.org/matrix-org/olm
+POM_SCM_CONNECTION=scm:git:git://gitlab.matrix.org/matrix-org/olm.git
+POM_SCM_DEV_CONNECTION=scm:git:ssh://git@gitlab.matrix.org/matrix-org/olm.git
+
+POM_DEVELOPER_ID=matrixdev
+POM_DEVELOPER_NAME=matrixdev
+POM_DEVELOPER_URL=https://gitlab.matrix.org/matrix-org
+POM_DEVELOPER_EMAIL=android@element.io

android/jitpack.yml

@@ -1,3 +0,0 @@
-install:
-  - ./gradlew :olm-sdk:build :olm-sdk:publishToMavenLocal -x :olm-sdk:test
-  - find . -name "*.aar"

android/olm-sdk/build.gradle

@@ -1,8 +1,7 @@
 import org.apache.tools.ant.taskdefs.condition.Os
 
 apply plugin: 'com.android.library'
-apply plugin: 'maven-publish'
-apply plugin: 'signing'
+apply plugin: "com.vanniktech.maven.publish"
 
 android {
     compileSdk 31
@@ -12,6 +11,8 @@ android {
         targetSdk 31
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
 
+        buildConfigField "String", "OLM_VERSION", "\"${project.getProperties().getOrDefault("VERSION_NAME", "0.0.0")}\""
+
         // The following argument makes the Android Test Orchestrator run its
         // "pm clear" command after each test invocation. This command ensures
         // that the app's state is completely cleared between tests.
@@ -158,35 +159,3 @@ dependencies {
     androidTestImplementation 'androidx.test:rules:1.4.0'
     androidTestImplementation 'androidx.test.ext:junit:1.1.3'
 }
-
-project.afterEvaluate {
-    publishing {
-        publications {
-            release(MavenPublication) {
-                from components.release
-                artifact androidJavadocsJar
-                artifact androidSourcesJar
-                groupId = project.getProperties().getOrDefault("GROUP", "org.matrix.android")
-                artifactId = project.getProperties().getOrDefault("ARTIFACT_ID", "olm")
-                version = project.getProperties().getOrDefault("VERSION_NAME", "0.0.0")
-            }
-        }
-        repositories {
-            maven {
-                url "https://gitlab.matrix.org/api/v4/projects/27/packages/maven"
-                credentials(HttpHeaderCredentials) {
-                    name = System.getenv("REPO_TOKEN_TYPE")
-                    value = System.getenv("REPO_TOKEN")
-                }
-                authentication {
-                    header(HttpHeaderAuthentication)
-                }
-            }
-        }
-    }
-
-    signing {
-        useGpgCmd()
-        sign publishing.publications.release
-    }
-}