Preserve cookies

app/build.gradle.kts

@@ -24,6 +24,7 @@ repositories {
             includeModule("com.github.tasks.opentasks", "opentasks-provider")
             includeModule("com.github.QuadFlask", "colorpicker")
             includeModule("com.github.twofortyfouram", "android-plugin-api-for-locale")
+            includeModule("com.github.franmontiel", "PersistentCookieJar")
         }
     }
 }
@@ -200,6 +201,7 @@ dependencies {
 
     implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8:${Versions.kotlin}")
     implementation("com.squareup.okhttp3:okhttp:${Versions.okhttp}")
+    implementation("com.github.franmontiel:PersistentCookieJar:v1.0.1")
     implementation("com.google.code.gson:gson:2.8.8")
     implementation("com.google.android.material:material:1.8.0-alpha01")
     implementation("androidx.constraintlayout:constraintlayout:2.1.2")

app/src/main/java/org/tasks/caldav/BaseCaldavAccountSettingsActivity.kt

@@ -21,12 +21,14 @@ import androidx.core.content.ContextCompat
 import androidx.core.widget.addTextChangedListener
 import androidx.lifecycle.lifecycleScope
 import at.bitfire.dav4jvm.exception.HttpException
+import com.franmontiel.persistentcookiejar.persistence.CookiePersistor
 import com.google.android.material.composethemeadapter.MdcTheme
 import com.google.android.material.snackbar.BaseTransientBottomBar
 import com.google.android.material.snackbar.Snackbar
 import com.todoroo.astrid.data.Task
 import com.todoroo.astrid.service.TaskDeleter
 import kotlinx.coroutines.launch
+import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
 import org.tasks.R
 import org.tasks.Strings.isNullOrEmpty
 import org.tasks.analytics.Firebase
@@ -57,6 +59,7 @@ abstract class BaseCaldavAccountSettingsActivity : ThemedInjectingAppCompatActiv
     @Inject lateinit var taskDeleter: TaskDeleter
     @Inject lateinit var inventory: Inventory
     @Inject lateinit var firebase: Firebase
+    @Inject lateinit var cookiePersistor: CookiePersistor
 
     protected var caldavAccount: CaldavAccount? = null
     protected lateinit var binding: ActivityCaldavAccountSettingsBinding
@@ -347,6 +350,7 @@ abstract class BaseCaldavAccountSettingsActivity : ThemedInjectingAppCompatActiv
     }
 
     protected open suspend fun removeAccount() {
+        cookiePersistor.clearSession(caldavAccount?.url)
         taskDeleter.delete(caldavAccount!!)
         setResult(Activity.RESULT_OK)
         finish()
@@ -379,5 +383,10 @@ abstract class BaseCaldavAccountSettingsActivity : ThemedInjectingAppCompatActiv
         const val EXTRA_CALDAV_DATA = "caldavData" // $NON-NLS-1$
         const val EXTRA_SERVER_TYPE = "serverType"
         const val PASSWORD_MASK = "\u2022\u2022\u2022\u2022\u2022\u2022\u2022\u2022"
+
+        fun CookiePersistor.clearSession(url: String?) {
+            val httpUrl = url?.toHttpUrlOrNull() ?: return
+            removeAll(loadAll().filter { it.matches(httpUrl) })
+        }
     }
 }

app/src/main/java/org/tasks/caldav/TasksCookieJar.kt

@@ -0,0 +1,19 @@
+package org.tasks.caldav
+
+import com.franmontiel.persistentcookiejar.PersistentCookieJar
+import com.franmontiel.persistentcookiejar.cache.CookieCache
+import com.franmontiel.persistentcookiejar.cache.SetCookieCache
+import com.franmontiel.persistentcookiejar.persistence.CookiePersistor
+import okhttp3.Cookie
+import okhttp3.HttpUrl
+
+class TasksCookieJar(
+    private val cache: CookieCache = SetCookieCache(),
+    private val persistor: CookiePersistor
+) : PersistentCookieJar(cache, persistor) {
+    @Synchronized
+    override fun saveFromResponse(url: HttpUrl, cookies: List<Cookie>) {
+        cache.addAll(cookies)
+        persistor.saveAll(cookies)
+    }
+}

app/src/main/java/org/tasks/http/HttpClientFactory.kt

@@ -3,24 +3,25 @@ package org.tasks.http
 import android.content.Context
 import at.bitfire.cert4android.CustomCertManager
 import at.bitfire.dav4jvm.BasicDigestAuthHandler
+import com.franmontiel.persistentcookiejar.persistence.CookiePersistor
 import dagger.hilt.android.qualifiers.ApplicationContext
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
-import okhttp3.CookieJar
 import okhttp3.OkHttpClient
 import okhttp3.internal.tls.OkHostnameVerifier
 import org.tasks.DebugNetworkInterceptor
+import org.tasks.caldav.TasksCookieJar
 import org.tasks.preferences.Preferences
 import org.tasks.security.KeyStoreEncryption
 import javax.inject.Inject
 import javax.net.ssl.SSLContext
 
 class HttpClientFactory @Inject constructor(
-        @ApplicationContext private val context: Context,
+    @ApplicationContext private val context: Context,
-        private val preferences: Preferences,
+    private val preferences: Preferences,
-        private val interceptor: DebugNetworkInterceptor,
+    private val interceptor: DebugNetworkInterceptor,
-        private val encryption: KeyStoreEncryption,
+    private val encryption: KeyStoreEncryption,
-        private val cookieJar: CookieJar,
+    private val cookiePersistor: CookiePersistor,
 ) {
     suspend fun newClient(
         foreground: Boolean = false,
@@ -55,7 +56,7 @@ class HttpClientFactory @Inject constructor(
             .sslSocketFactory(sslContext.socketFactory, customCertManager)
             .hostnameVerifier(hostnameVerifier)
             .addInterceptor(UserAgentInterceptor)
-            .cookieJar(cookieJar)
+            .cookieJar(TasksCookieJar(persistor = cookiePersistor))
 
         block(builder)
 

app/src/main/java/org/tasks/injection/ApplicationModule.kt

@@ -3,6 +3,8 @@ package org.tasks.injection
 import android.app.NotificationManager
 import android.content.Context
 import androidx.appcompat.app.AppCompatDelegate
+import com.franmontiel.persistentcookiejar.persistence.CookiePersistor
+import com.franmontiel.persistentcookiejar.persistence.SharedPrefsCookiePersistor
 import com.todoroo.astrid.dao.Database
 import dagger.Module
 import dagger.Provides
@@ -12,12 +14,10 @@ import dagger.hilt.components.SingletonComponent
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.SupervisorJob
-import okhttp3.CookieJar
 import org.tasks.analytics.Firebase
 import org.tasks.billing.BillingClient
 import org.tasks.billing.BillingClientImpl
 import org.tasks.billing.Inventory
-import org.tasks.caldav.MemoryCookieStore
 import org.tasks.data.*
 import org.tasks.jobs.WorkManager
 import org.tasks.notifications.NotificationDao
@@ -125,6 +125,6 @@ class ApplicationModule {
         context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
 
     @Provides
-    @Singleton
+    fun cookiePersistor(@ApplicationContext context: Context): CookiePersistor =
-    fun cookieJar(): CookieJar = MemoryCookieStore()
+        SharedPrefsCookiePersistor(context)
 }

deps_fdroid.txt

@@ -361,6 +361,8 @@
 +|    |         +--- org.jetbrains.kotlin:kotlin-stdlib-jdk8:1.6.20 -> 1.7.10 (*)
 +|    |         \--- org.jetbrains.kotlin:kotlin-stdlib-common:1.6.20 -> 1.7.10
 +|    \--- org.jetbrains.kotlin:kotlin-stdlib:1.6.20 -> 1.7.10 (*)
+++--- com.github.franmontiel:PersistentCookieJar:v1.0.1
++|    \--- com.squareup.okhttp3:okhttp:3.1.2 -> 4.10.0 (*)
 ++--- com.google.code.gson:gson:2.8.8
 ++--- com.google.android.material:material:1.8.0-alpha01 (*)
 ++--- androidx.constraintlayout:constraintlayout:2.1.2 (*)

deps_googleplay.txt

@@ -497,6 +497,8 @@
 +|    |         +--- org.jetbrains.kotlin:kotlin-stdlib-jdk8:1.6.20 -> 1.7.10 (*)
 +|    |         \--- org.jetbrains.kotlin:kotlin-stdlib-common:1.6.20 -> 1.7.10
 +|    \--- org.jetbrains.kotlin:kotlin-stdlib:1.6.20 -> 1.7.10 (*)
+++--- com.github.franmontiel:PersistentCookieJar:v1.0.1
++|    \--- com.squareup.okhttp3:okhttp:3.1.2 -> 4.10.0 (*)
 ++--- com.google.code.gson:gson:2.8.8
 ++--- com.google.android.material:material:1.8.0-alpha01 (*)
 ++--- androidx.constraintlayout:constraintlayout:2.1.2 (*)