Remove the check for internet connection.

app/src/main/java/chat/rocket/android/authentication/login/presentation/LoginPresenter.kt

@@ -2,7 +2,6 @@ package chat.rocket.android.authentication.login.presentation
 
 import chat.rocket.android.authentication.presentation.AuthenticationNavigator
 import chat.rocket.android.core.lifecycle.CancelStrategy
-import chat.rocket.android.helper.NetworkHelper
 import chat.rocket.android.helper.OauthHelper
 import chat.rocket.android.infrastructure.LocalRepository
 import chat.rocket.android.server.domain.*
@@ -190,64 +189,60 @@ class LoginPresenter @Inject constructor(private val view: LoginView,
 
     private fun doAuthentication(loginType: Int) {
         launchUI(strategy) {
-            if (NetworkHelper.hasInternetAccess()) {
-                view.disableUserInput()
-                view.showLoading()
-                try {
-                    val token = retryIO("login") {
-                        when (loginType) {
-                            TYPE_LOGIN_USER_EMAIL -> {
-                                if (usernameOrEmail.isEmail()) {
-                                    client.loginWithEmail(usernameOrEmail, password)
+            view.disableUserInput()
+            view.showLoading()
+            try {
+                val token = retryIO("login") {
+                    when (loginType) {
+                        TYPE_LOGIN_USER_EMAIL -> {
+                            if (usernameOrEmail.isEmail()) {
+                                client.loginWithEmail(usernameOrEmail, password)
+                            } else {
+                                if (settings.isLdapAuthenticationEnabled()) {
+                                    client.loginWithLdap(usernameOrEmail, password)
                                 } else {
-                                    if (settings.isLdapAuthenticationEnabled()) {
-                                        client.loginWithLdap(usernameOrEmail, password)
-                                    } else {
-                                        client.login(usernameOrEmail, password)
-                                    }
+                                    client.login(usernameOrEmail, password)
                                 }
                             }
-                            TYPE_LOGIN_CAS -> {
-                                delay(3, TimeUnit.SECONDS)
-                                client.loginWithCas(credentialToken)
-                            }
-                            TYPE_LOGIN_OAUTH -> {
-                                client.loginWithOauth(credentialToken, credentialSecret)
-                            }
-                            else -> {
-                                throw IllegalStateException("Expected TYPE_LOGIN_USER_EMAIL, TYPE_LOGIN_CAS or TYPE_LOGIN_OAUTH")
-                            }
                         }
-                    }
-                    val username = retryIO("me()") { client.me().username }
-                    if (username != null) {
-                        localRepository.save(LocalRepository.CURRENT_USERNAME_KEY, username)
-                        saveAccount(username)
-                        saveToken(token)
-                        registerPushToken()
-                        navigator.toChatList()
-                    } else if (loginType == TYPE_LOGIN_OAUTH) {
-                        navigator.toRegisterUsername(token.userId, token.authToken)
-                    }
-                } catch (exception: RocketChatException) {
-                    when (exception) {
-                        is RocketChatTwoFactorException -> {
-                            navigator.toTwoFA(usernameOrEmail, password)
+                        TYPE_LOGIN_CAS -> {
+                            delay(3, TimeUnit.SECONDS)
+                            client.loginWithCas(credentialToken)
+                        }
+                        TYPE_LOGIN_OAUTH -> {
+                            client.loginWithOauth(credentialToken, credentialSecret)
                         }
                         else -> {
-                            exception.message?.let {
-                                view.showMessage(it)
-                            }.ifNull {
-                                view.showGenericErrorMessage()
-                            }
+                            throw IllegalStateException("Expected TYPE_LOGIN_USER_EMAIL, TYPE_LOGIN_CAS or TYPE_LOGIN_OAUTH")
+                        }
+                    }
+                }
+                val username = retryIO("me()") { client.me().username }
+                if (username != null) {
+                    localRepository.save(LocalRepository.CURRENT_USERNAME_KEY, username)
+                    saveAccount(username)
+                    saveToken(token)
+                    registerPushToken()
+                    navigator.toChatList()
+                } else if (loginType == TYPE_LOGIN_OAUTH) {
+                    navigator.toRegisterUsername(token.userId, token.authToken)
+                }
+            } catch (exception: RocketChatException) {
+                when (exception) {
+                    is RocketChatTwoFactorException -> {
+                        navigator.toTwoFA(usernameOrEmail, password)
+                    }
+                    else -> {
+                        exception.message?.let {
+                            view.showMessage(it)
+                        }.ifNull {
+                            view.showGenericErrorMessage()
                         }
                     }
-                } finally {
-                    view.hideLoading()
-                    view.enableUserInput()
                 }
-            } else {
-                view.showNoInternetConnection()
+            } finally {
+                view.hideLoading()
+                view.enableUserInput()
             }
         }
     }

app/src/main/java/chat/rocket/android/authentication/login/presentation/LoginView.kt

 package chat.rocket.android.authentication.login.presentation
 
 import chat.rocket.android.authentication.server.presentation.VersionCheckView
-import chat.rocket.android.core.behaviours.InternetView
 import chat.rocket.android.core.behaviours.LoadingView
 import chat.rocket.android.core.behaviours.MessageView
 
-interface LoginView : LoadingView, MessageView, InternetView, VersionCheckView {
+interface LoginView : LoadingView, MessageView, VersionCheckView {
 
     /**
      * Shows the form view (i.e the username/email and password fields) if it is enabled by the server settings.

app/src/main/java/chat/rocket/android/authentication/login/ui/LoginFragment.kt

@@ -105,10 +105,6 @@ class LoginFragment : Fragment(), LoginView {
         view_loading.setVisible(false)
     }
 
-    override fun showNoInternetConnection() {
-        showMessage(R.string.msg_no_internet_connection)
-    }
-
     override fun showMessage(resId: Int) {
         showToast(resId)
     }

app/src/main/java/chat/rocket/android/authentication/registerusername/presentation/RegisterUsernamePresenter.kt

@@ -2,7 +2,6 @@ package chat.rocket.android.authentication.registerusername.presentation
 
 import chat.rocket.android.authentication.presentation.AuthenticationNavigator
 import chat.rocket.android.core.lifecycle.CancelStrategy
-import chat.rocket.android.helper.NetworkHelper
 import chat.rocket.android.infrastructure.LocalRepository
 import chat.rocket.android.server.domain.*
 import chat.rocket.android.server.domain.model.Account
@@ -40,30 +39,26 @@ class RegisterUsernamePresenter @Inject constructor(
             view.alertBlankUsername()
         } else {
             launchUI(strategy) {
-                if (NetworkHelper.hasInternetAccess()) {
-                    view.showLoading()
-                    try {
-                        val me = retryIO("updateOwnBasicInformation(username = $username)") {
-                            client.updateOwnBasicInformation(username = username)
-                        }
-                        val registeredUsername = me.username
-                        if (registeredUsername != null) {
-                            saveAccount(registeredUsername)
-                            tokenRepository.save(currentServer, Token(userId, authToken))
-                            registerPushToken()
-                            navigator.toChatList()
-                        }
-                    } catch (exception: RocketChatException) {
-                        exception.message?.let {
-                            view.showMessage(it)
-                        }.ifNull {
-                            view.showGenericErrorMessage()
-                        }
-                    } finally {
-                        view.hideLoading()
+                view.showLoading()
+                try {
+                    val me = retryIO("updateOwnBasicInformation(username = $username)") {
+                        client.updateOwnBasicInformation(username = username)
                     }
-                } else {
-                    view.showNoInternetConnection()
+                    val registeredUsername = me.username
+                    if (registeredUsername != null) {
+                        saveAccount(registeredUsername)
+                        tokenRepository.save(currentServer, Token(userId, authToken))
+                        registerPushToken()
+                        navigator.toChatList()
+                    }
+                } catch (exception: RocketChatException) {
+                    exception.message?.let {
+                        view.showMessage(it)
+                    }.ifNull {
+                        view.showGenericErrorMessage()
+                    }
+                } finally {
+                    view.hideLoading()
                 }
             }
         }

app/src/main/java/chat/rocket/android/authentication/registerusername/presentation/RegisterUsernameView.kt

 package chat.rocket.android.authentication.registerusername.presentation
 
-import chat.rocket.android.core.behaviours.InternetView
 import chat.rocket.android.core.behaviours.LoadingView
 import chat.rocket.android.core.behaviours.MessageView
 
-interface RegisterUsernameView : LoadingView, MessageView, InternetView {
+interface RegisterUsernameView : LoadingView, MessageView {
 
     /**
      * Alerts the user about a blank username.

app/src/main/java/chat/rocket/android/authentication/registerusername/ui/RegisterUsernameFragment.kt

@@ -85,10 +85,6 @@ class RegisterUsernameFragment : Fragment(), RegisterUsernameView {
         showMessage(getString(R.string.msg_generic_error))
     }
 
-    override fun showNoInternetConnection() {
-        showMessage(getString(R.string.msg_no_internet_connection))
-    }
-
     private fun tintEditTextDrawableStart() {
         activity?.apply {
             val atDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_at_black_24dp, this)

app/src/main/java/chat/rocket/android/authentication/server/presentation/ServerPresenter.kt

@@ -2,7 +2,6 @@ package chat.rocket.android.authentication.server.presentation
 
 import chat.rocket.android.authentication.presentation.AuthenticationNavigator
 import chat.rocket.android.core.lifecycle.CancelStrategy
-import chat.rocket.android.helper.NetworkHelper
 import chat.rocket.android.server.domain.GetAccountsInteractor
 import chat.rocket.android.server.domain.RefreshSettingsInteractor
 import chat.rocket.android.server.domain.SaveCurrentServerInteractor
@@ -29,23 +28,19 @@ class ServerPresenter @Inject constructor(private val view: ServerView,
                     return@launchUI
                 }
 
-                if (NetworkHelper.hasInternetAccess()) {
-                    view.showLoading()
-                    try {
-                        refreshSettingsInteractor.refresh(server)
-                        serverInteractor.save(server)
-                        navigator.toLogin()
-                    } catch (ex: Exception) {
-                        ex.message?.let {
-                            view.showMessage(it)
-                        }.ifNull {
-                            view.showGenericErrorMessage()
-                        }
-                    } finally {
-                        view.hideLoading()
+                view.showLoading()
+                try {
+                    refreshSettingsInteractor.refresh(server)
+                    serverInteractor.save(server)
+                    navigator.toLogin()
+                } catch (ex: Exception) {
+                    ex.message?.let {
+                        view.showMessage(it)
+                    }.ifNull {
+                        view.showGenericErrorMessage()
                     }
-                } else {
-                    view.showNoInternetConnection()
+                } finally {
+                    view.hideLoading()
                 }
             }
         }

app/src/main/java/chat/rocket/android/authentication/server/presentation/ServerView.kt

 package chat.rocket.android.authentication.server.presentation
 
-import chat.rocket.android.core.behaviours.InternetView
 import chat.rocket.android.core.behaviours.LoadingView
 import chat.rocket.android.core.behaviours.MessageView
 
-interface ServerView : LoadingView, MessageView, InternetView {
+interface ServerView : LoadingView, MessageView {
 
     /**
      * Shows an invalid server URL message.

app/src/main/java/chat/rocket/android/authentication/server/ui/ServerFragment.kt

@@ -68,10 +68,6 @@ class ServerFragment : Fragment(), ServerView {
         showMessage(getString(R.string.msg_generic_error))
     }
 
-    override fun showNoInternetConnection() {
-        showMessage(getString(R.string.msg_no_internet_connection))
-    }
-
     private fun enableUserInput(value: Boolean) {
         button_connect.isEnabled = value
         text_server_url.isEnabled = value

app/src/main/java/chat/rocket/android/authentication/signup/presentation/SignupPresenter.kt

@@ -2,7 +2,6 @@ package chat.rocket.android.authentication.signup.presentation
 
 import chat.rocket.android.authentication.presentation.AuthenticationNavigator
 import chat.rocket.android.core.lifecycle.CancelStrategy
-import chat.rocket.android.helper.NetworkHelper
 import chat.rocket.android.infrastructure.LocalRepository
 import chat.rocket.android.server.domain.*
 import chat.rocket.android.server.domain.model.Account
@@ -57,31 +56,26 @@ class SignupPresenter @Inject constructor(private val view: SignupView,
             else -> {
                 val client = factory.create(server)
                 launchUI(strategy) {
-                    if (NetworkHelper.hasInternetAccess()) {
-                        view.showLoading()
-
-                        try {
-                            // TODO This function returns a user so should we save it?
-                            retryIO("signup") { client.signup(email, name, username, password) }
-                            // TODO This function returns a user token so should we save it?
-                            retryIO("login") { client.login(username, password) }
-                            val me = retryIO("me") { client.me() }
-                            localRepository.save(LocalRepository.CURRENT_USERNAME_KEY, me.username)
-                            saveAccount(me)
-                            registerPushToken()
-                            navigator.toChatList()
-                        } catch (exception: RocketChatException) {
-                            exception.message?.let {
-                                view.showMessage(it)
-                            }.ifNull {
-                                view.showGenericErrorMessage()
-                            }
-                        } finally {
-                            view.hideLoading()
-
+                    view.showLoading()
+                    try {
+                        // TODO This function returns a user so should we save it?
+                        retryIO("signup") { client.signup(email, name, username, password) }
+                        // TODO This function returns a user token so should we save it?
+                        retryIO("login") { client.login(username, password) }
+                        val me = retryIO("me") { client.me() }
+                        localRepository.save(LocalRepository.CURRENT_USERNAME_KEY, me.username)
+                        saveAccount(me)
+                        registerPushToken()
+                        navigator.toChatList()
+                    } catch (exception: RocketChatException) {
+                        exception.message?.let {
+                            view.showMessage(it)
+                        }.ifNull {
+                            view.showGenericErrorMessage()
                         }
-                    } else {
-                        view.showNoInternetConnection()
+                    } finally {
+                        view.hideLoading()
+
                     }
                 }
             }

app/src/main/java/chat/rocket/android/authentication/signup/presentation/SignupView.kt

 package chat.rocket.android.authentication.signup.presentation
 
-import chat.rocket.android.core.behaviours.InternetView
 import chat.rocket.android.core.behaviours.LoadingView
 import chat.rocket.android.core.behaviours.MessageView
 
-interface SignupView : LoadingView, MessageView, InternetView {
+interface SignupView : LoadingView, MessageView {
 
     /**
      * Alerts the user about a blank name.

app/src/main/java/chat/rocket/android/authentication/signup/ui/SignupFragment.kt

@@ -109,10 +109,6 @@ class SignupFragment : Fragment(), SignupView {
         showMessage(getString(R.string.msg_generic_error))
     }
 
-    override fun showNoInternetConnection() {
-        Toast.makeText(activity, getString(R.string.msg_no_internet_connection), Toast.LENGTH_SHORT).show()
-    }
-
     private fun tintEditTextDrawableStart() {
         activity?.apply {
             val personDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_person_black_24dp, this)

app/src/main/java/chat/rocket/android/authentication/twofactor/presentation/TwoFAPresenter.kt

@@ -2,7 +2,6 @@ package chat.rocket.android.authentication.twofactor.presentation
 
 import chat.rocket.android.authentication.presentation.AuthenticationNavigator
 import chat.rocket.android.core.lifecycle.CancelStrategy
-import chat.rocket.android.helper.NetworkHelper
 import chat.rocket.android.infrastructure.LocalRepository
 import chat.rocket.android.server.domain.*
 import chat.rocket.android.server.domain.model.Account
@@ -48,33 +47,29 @@ class TwoFAPresenter @Inject constructor(private val view: TwoFAView,
             else -> {
                 launchUI(strategy) {
                     val client = factory.create(server)
-                    if (NetworkHelper.hasInternetAccess()) {
-                        view.showLoading()
-                        try {
-                            // The token is saved via the client TokenProvider
-                            val token = retryIO("login") {
-                                client.login(usernameOrEmail, password, twoFactorAuthenticationCode)
-                            }
-                            val me = retryIO("me") { client.me() }
-                            saveAccount(me)
-                            tokenRepository.save(server, token)
-                            registerPushToken()
-                            navigator.toChatList()
-                        } catch (exception: RocketChatException) {
-                            if (exception is RocketChatAuthException) {
-                                view.alertInvalidTwoFactorAuthenticationCode()
-                            } else {
-                                exception.message?.let {
-                                    view.showMessage(it)
-                                }.ifNull {
-                                    view.showGenericErrorMessage()
-                                }
+                    view.showLoading()
+                    try {
+                        // The token is saved via the client TokenProvider
+                        val token = retryIO("login") {
+                            client.login(usernameOrEmail, password, twoFactorAuthenticationCode)
+                        }
+                        val me = retryIO("me") { client.me() }
+                        saveAccount(me)
+                        tokenRepository.save(server, token)
+                        registerPushToken()
+                        navigator.toChatList()
+                    } catch (exception: RocketChatException) {
+                        if (exception is RocketChatAuthException) {
+                            view.alertInvalidTwoFactorAuthenticationCode()
+                        } else {
+                            exception.message?.let {
+                                view.showMessage(it)
+                            }.ifNull {
+                                view.showGenericErrorMessage()
                             }
-                        } finally {
-                            view.hideLoading()
                         }
-                    } else {
-                        view.showNoInternetConnection()
+                    } finally {
+                        view.hideLoading()
                     }
                 }
             }

app/src/main/java/chat/rocket/android/authentication/twofactor/presentation/TwoFAView.kt

 package chat.rocket.android.authentication.twofactor.presentation
 
-import chat.rocket.android.core.behaviours.InternetView
 import chat.rocket.android.core.behaviours.LoadingView
 import chat.rocket.android.core.behaviours.MessageView
 
-interface TwoFAView : LoadingView, MessageView, InternetView {
+interface TwoFAView : LoadingView, MessageView {
 
     /**
      * Alerts the user about a blank Two Factor Authentication code.

app/src/main/java/chat/rocket/android/authentication/twofactor/ui/TwoFAFragment.kt

@@ -91,8 +91,6 @@ class TwoFAFragment : Fragment(), TwoFAView {
 
     override fun showGenericErrorMessage() = showMessage(getString(R.string.msg_generic_error))
 
-    override fun showNoInternetConnection() = showMessage(getString(R.string.msg_no_internet_connection))
-
     private fun tintEditTextDrawableStart() {
         activity?.apply {
             val lockDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_vpn_key_black_24dp, this)

app/src/main/java/chat/rocket/android/core/behaviours/InternetView.kt

-package chat.rocket.android.core.behaviours
-
-interface InternetView {
-
-    fun showNoInternetConnection()
-}
\ No newline at end of file

app/src/main/java/chat/rocket/android/helper/NetworkHelper.kt

-package chat.rocket.android.helper
-
-import kotlinx.coroutines.experimental.CommonPool
-import kotlinx.coroutines.experimental.withContext
-import java.io.IOException
-import java.net.InetSocketAddress
-import java.net.Socket
-
-object NetworkHelper {
-
-    /**
-     * Checks whether there is internet access.
-     *
-     * The original author of this code is Levit and you can see his answer here: https://stackoverflow.com/a/27312494/4744263
-     *
-     * @return true if there is internet access, false otherwise.
-     */
-    suspend fun hasInternetAccess(): Boolean = withContext(CommonPool) {
-        try {
-            val socket = Socket()
-            val inetSocketAddress = InetSocketAddress("8.8.8.8", 53)
-
-            socket.connect(inetSocketAddress, 1500)
-            socket.close()
-
-            true
-        } catch (e: IOException) {
-            false
-        }
-    }
-}
\ No newline at end of file

app/src/main/res/values-hi-rIN/strings.xml

@@ -41,7 +41,6 @@
     </string-array>
 
     <!-- Regular information messages -->
-    <string name="msg_no_internet_connection">कोई इंटरनेट कनेक्शन नहीं है</string>
     <string name="msg_generic_error">क्षमा करें, एक त्रुटि हुई है, कृपया पुनः प्रयास करें</string>
     <string name="msg_no_data_to_display">डेटा प्रदर्शित करने के लिए उपलब्ध नहीं हैं</string>
     <string name="msg_profile_update_successfully">प्रोफ़ाइल सफलतापूर्वक अपडेट हो गया है</string>

app/src/main/res/values-pt-rBR/strings.xml

@@ -41,7 +41,6 @@
     </string-array>
 
     <!-- Regular information messages -->
-    <string name="msg_no_internet_connection">Sem conexão à internet</string>
     <string name="msg_generic_error">Desculpe, ocorreu um erro, tente novamente</string>
     <string name="msg_no_data_to_display">Nenhum dado para exibir</string>
     <string name="msg_profile_update_successfully">Perfil atualizado com sucesso</string>

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

@@ -42,7 +42,6 @@
     </string-array>
 
     <!-- Regular information messages -->
-    <string name="msg_no_internet_connection">No internet connection</string>
     <string name="msg_generic_error">Sorry, an error has occurred, please try again</string>
     <string name="msg_no_data_to_display">No data to display</string>
     <string name="msg_profile_update_successfully">Profile update successfully</string>