Added OSS Notice

app/build.gradle

@@ -3,6 +3,7 @@ apply plugin: 'kotlin-android'
 apply plugin: 'kotlin-kapt'
 apply plugin: 'kotlin-android-extensions'
 apply plugin: 'kotlinx-serialization'
+apply plugin: 'com.google.android.gms.oss-licenses-plugin'
 
 if (file("google-services.json").exists() && file("src/debug/google-services.json").exists()) {
     logger.lifecycle("Firebase Enabled")
@@ -76,6 +77,7 @@ dependencies {
     implementation 'com.google.firebase:firebase-analytics:17.5.0'
     implementation 'com.google.firebase:firebase-crashlytics:17.2.1'
     implementation 'com.google.firebase:firebase-perf:19.0.8'
+    implementation 'com.google.android.gms:play-services-oss-licenses:17.0.0'
     implementation 'com.github.arimorty:floatingsearchview:2.1.1'
     implementation 'com.github.clans:fab:1.6.4'
     //implementation 'com.quiph.ui:recyclerviewfastscroller:0.2.1'

app/src/main/java/xyz/quaver/pupil/ui/fragment/SettingsFragment.kt

@@ -26,6 +26,7 @@ import androidx.preference.Preference
 import androidx.preference.PreferenceCategory
 import androidx.preference.PreferenceFragmentCompat
 import androidx.preference.SwitchPreferenceCompat
+import com.google.android.gms.oss.licenses.OssLicensesMenuActivity
 import xyz.quaver.io.FileX
 import xyz.quaver.io.util.getChild
 import xyz.quaver.pupil.R
@@ -246,6 +247,12 @@ class SettingsFragment :
                             summary = Preferences.get<String>("user_id")
                             onPreferenceClickListener = this@SettingsFragment
                         }
+                        "oss" -> {
+                            setOnPreferenceClickListener {
+                                context?.startActivity(Intent(context, OssLicensesMenuActivity::class.java))
+                                true
+                            }
+                        }
                     }
 
                 }

app/src/main/res/values-ja/strings.xml

@@ -145,4 +145,5 @@
     <string name="settings_invalid_download_folder_name">フォルダ名に使用できない文字が含まれています</string>
     <string name="settings_download_folder_name_message">%sに含まれている文字列を対応する変数に置換します\n\n%s</string>
     <string name="settings_manage_storage">ストレージ管理</string>
+    <string name="settings_oss">オープンソースライセンス</string>
 </resources>

app/src/main/res/values-ko/strings.xml

@@ -145,4 +145,5 @@
     <string name="settings_invalid_download_folder_name">폴더 패턴에 사용할 수 없는 문자가 포함되어 있습니다</string>
     <string name="settings_download_folder_name_message">지원되는 변수는 %s 입니다\n\n%s</string>
     <string name="settings_manage_storage">저장소 관리</string>
+    <string name="settings_oss">오픈 소스 라이선스</string>
 </resources>

app/src/main/res/values/strings.xml

@@ -172,6 +172,7 @@
     <string name="settings_import_old_galleries">Import old galleries</string>
     <string name="settings_user_id">User ID</string>
     <string name="settings_user_id_toast">User ID is copied to clipboard</string>
+    <string name="settings_oss">Open Source Notice</string>
 
     <!-- MANAGE FAVORITES -->
 

app/src/main/res/xml/root_preferences.xml

@@ -104,6 +104,10 @@
             app:key="user_id"
             app:title="@string/settings_user_id"/>
 
+        <Preference
+            app:key="oss"
+            app:title="@string/settings_oss"/>
+
     </PreferenceCategory>
 
 </PreferenceScreen>