Fix Merge Conflict

app/build.gradle

@@ -59,6 +59,7 @@ dependencies {
     implementation libraries.design
     implementation libraries.constraintLayout
     implementation libraries.cardView
+    implementation libraries.flexbox
 
     implementation libraries.androidKtx
 

app/src/main/AndroidManifest.xml

@@ -41,7 +41,12 @@
             android:theme="@style/AppTheme" />
 
         <activity
-            android:name=".webview.WebViewActivity"
+            android:name=".webview.ui.WebViewActivity"
+            android:windowSoftInputMode="adjustResize|stateAlwaysHidden"
+            android:theme="@style/AppTheme" />
+
+        <activity
+            android:name=".webview.cas.ui.CasWebViewActivity"
             android:windowSoftInputMode="adjustResize|stateAlwaysHidden"
             android:theme="@style/AppTheme" />
 
@@ -55,6 +60,10 @@
             android:windowSoftInputMode="adjustResize|stateAlwaysHidden"
             android:theme="@style/AppTheme" />
 
+        <activity
+            android:name=".settings.password.ui.PasswordActivity"
+            android:theme="@style/AppTheme" />
+
         <receiver
             android:name="com.google.android.gms.gcm.GcmReceiver"
             android:exported="true"

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

@@ -4,19 +4,20 @@ import chat.rocket.android.authentication.domain.model.TokenModel
 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.UrlHelper
 import chat.rocket.android.infrastructure.LocalRepository
 import chat.rocket.android.server.domain.*
 import chat.rocket.android.server.infraestructure.RocketChatClientFactory
+import chat.rocket.android.util.extensions.generateRandomString
 import chat.rocket.android.util.extensions.isEmailValid
 import chat.rocket.android.util.extensions.launchUI
 import chat.rocket.common.RocketChatException
 import chat.rocket.common.RocketChatTwoFactorException
 import chat.rocket.common.util.ifNull
 import chat.rocket.core.RocketChatClient
-import chat.rocket.core.internal.rest.login
-import chat.rocket.core.internal.rest.loginWithEmail
-import chat.rocket.core.internal.rest.me
-import chat.rocket.core.internal.rest.registerPushToken
+import chat.rocket.core.internal.rest.*
+import kotlinx.coroutines.experimental.delay
+import java.util.concurrent.TimeUnit
 import javax.inject.Inject
 
 class LoginPresenter @Inject constructor(private val view: LoginView,
@@ -30,51 +31,69 @@ class LoginPresenter @Inject constructor(private val view: LoginView,
     // TODO - we should validate the current server when opening the app, and have a nonnull get()
     private val client: RocketChatClient = factory.create(serverInteractor.get()!!)
 
-    fun setup() {
+    fun setupView() {
         val server = serverInteractor.get()
         if (server == null) {
             navigator.toServerScreen()
             return
         }
-
         val settings = settingsInteractor.get(server)
-        if (settings == null) {
-            navigator.toServerScreen()
-            return
+
+        if (settings.isLoginFormEnabled()) {
+            view.showFormView()
+            view.setupLoginButtonListener()
+            view.setupGlobalListener()
+        } else {
+            view.hideFormView()
         }
 
-        view.showSignUpView(settings.registrationEnabled())
+        if (settings.isRegistrationEnabledForNewUsers()) {
+            view.showSignUpView()
+            view.setupSignUpView()
+        }
 
-        var hasSocial = false
-        if (settings.facebookEnabled()) {
+        if (settings.isCasAuthenticationEnabled()) {
+            val token = generateRandomString(17)
+            view.setupCasButtonListener(UrlHelper.getCasUrl(settings.casLoginUrl(), server, token), token)
+            view.showCasButton()
+        }
+
+        var totalSocialAccountsEnabled = 0
+        if (settings.isFacebookAuthenticationEnabled()) {
             view.enableLoginByFacebook()
-            hasSocial = true
+            totalSocialAccountsEnabled++
         }
-        if (settings.githubEnabled()) {
+        if (settings.isGithubAuthenticationEnabled()) {
             view.enableLoginByGithub()
-            hasSocial = true
+            totalSocialAccountsEnabled++
         }
-        if (settings.googleEnabled()) {
+        if (settings.isGoogleAuthenticationEnabled()) {
             view.enableLoginByGoogle()
-            hasSocial = true
+            totalSocialAccountsEnabled++
         }
-        if (settings.linkedinEnabled()) {
+        if (settings.isLinkedinAuthenticationEnabled()) {
             view.enableLoginByLinkedin()
-            hasSocial = true
+            totalSocialAccountsEnabled++
         }
-        if (settings.meteorEnabled()) {
+        if (settings.isMeteorAuthenticationEnabled()) {
             view.enableLoginByMeteor()
-            hasSocial = true
+            totalSocialAccountsEnabled++
         }
-        if (settings.twitterEnabled()) {
+        if (settings.isTwitterAuthenticationEnabled()) {
             view.enableLoginByTwitter()
-            hasSocial = true
+            totalSocialAccountsEnabled++
         }
-        if (settings.gitlabEnabled()) {
+        if (settings.isGitlabAuthenticationEnabled()) {
             view.enableLoginByGitlab()
-            hasSocial = true
+            totalSocialAccountsEnabled++
+        }
+
+        if (totalSocialAccountsEnabled > 0) {
+            view.showOauthView()
+            if (totalSocialAccountsEnabled > 3) {
+                view.setupFabListener()
+            }
         }
-        view.showOauthView(hasSocial)
     }
 
     fun authenticate(usernameOrEmail: String, password: String) {
@@ -92,21 +111,21 @@ class LoginPresenter @Inject constructor(private val view: LoginView,
             else -> {
                 launchUI(strategy) {
                     if (NetworkHelper.hasInternetAccess()) {
+                        view.disableUserInput()
                         view.showLoading()
-
                         try {
                             val token = if (usernameOrEmail.isEmailValid()) {
                                 client.loginWithEmail(usernameOrEmail, password)
+                            } else {
+                                val settings = settingsInteractor.get(server)
+                                if (settings.isLdapAuthenticationEnabled()) {
+                                    client.loginWithLdap(usernameOrEmail, password)
                                 } else {
                                     client.login(usernameOrEmail, password)
                                 }
+                            }
 
-                            val me = client.me()
-                            multiServerRepository.save(
-                                server,
-                                TokenModel(token.userId, token.authToken)
-                            )
-                            localRepository.save(LocalRepository.USERNAME_KEY, me.username)
+                            saveToken(server, TokenModel(token.userId, token.authToken), client.me().username)
                             registerPushToken()
                             navigator.toChatList()
                         } catch (exception: RocketChatException) {
@@ -124,6 +143,7 @@ class LoginPresenter @Inject constructor(private val view: LoginView,
                             }
                         } finally {
                             view.hideLoading()
+                            view.enableUserInput()
                         }
                     } else {
                         view.showNoInternetConnection()
@@ -133,8 +153,46 @@ class LoginPresenter @Inject constructor(private val view: LoginView,
         }
     }
 
+    fun authenticateWithCas(casToken: String) {
+        launchUI(strategy) {
+            if (NetworkHelper.hasInternetAccess()) {
+                view.disableUserInput()
+                view.showLoading()
+                try {
+                    val server = serverInteractor.get()
+                    if (server != null) {
+                        delay(3, TimeUnit.SECONDS)
+                        val token = client.loginWithCas(casToken)
+                        saveToken(server, TokenModel(token.userId, token.authToken), client.me().username)
+                        registerPushToken()
+                        navigator.toChatList()
+                    } else {
+                        navigator.toServerScreen()
+                    }
+                } catch (exception: RocketChatException) {
+                    exception.message?.let {
+                        view.showMessage(it)
+                    }.ifNull {
+                        view.showGenericErrorMessage()
+                    }
+                } finally {
+                    view.hideLoading()
+                    view.enableUserInput()
+                }
+            } else {
+                view.showNoInternetConnection()
+            }
+        }
+    }
+
     fun signup() = navigator.toSignUp()
 
+    private suspend fun saveToken(server: String, tokenModel: TokenModel, username: String?) {
+        multiServerRepository.save(server, tokenModel)
+        localRepository.save(LocalRepository.USERNAME_KEY, username)
+        registerPushToken()
+    }
+
     private suspend fun registerPushToken() {
         localRepository.get(LocalRepository.KEY_PUSH_TOKEN)?.let {
             client.registerPushToken(it)

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

@@ -7,62 +7,135 @@ import chat.rocket.android.core.behaviours.MessageView
 interface LoginView : LoadingView, MessageView, InternetView {
 
     /**
-     * Shows the oauth view if the server settings allow the login via social accounts.
+     * Shows the form view (i.e the username/email and password fields) if it is enabled by the server settings.
      *
-     * REMARK: we must show at maximum *three* social accounts views ([enableLoginByFacebook], [enableLoginByGithub], [enableLoginByGoogle],
+     * REMARK: We must set up the login button listener [setupLoginButtonListener].
+     * Remember to enable [enableUserInput] or disable [disableUserInput] the view interaction for the user when submitting the form.
+     */
+    fun showFormView()
+
+    /**
+     * Hides the form view.
+     */
+    fun hideFormView()
+
+    /**
+     * Setups the login button when tapped.
+     */
+    fun setupLoginButtonListener()
+
+    /**
+     * Enables the view interactions for the user.
+     */
+    fun enableUserInput()
+
+    /**
+     * Disables the view interactions for the user.
+     */
+    fun disableUserInput()
+
+    /**
+     * Shows the CAS button if the sign in/sign out via CAS protocol is enabled by the server settings.
+     *
+     * REMARK: We must set up the CAS button listener [setupCasButtonListener].
+     */
+    fun showCasButton()
+
+    /**
+     * Hides the CAS button.
+     */
+    fun hideCasButton()
+
+    /**
+     * Setups the CAS button when tapped.
+     *
+     * @param casUrl The CAS URL to login/sign up with.
+     * @param casToken The requested Token sent to the CAS server.
+     */
+    fun setupCasButtonListener(casUrl: String, casToken: String)
+
+    /**
+     * Shows the sign up view if the new users registration is enabled by the server settings.
+     *
+     * REMARK: We must set up the sign up view listener [setupSignUpView].
+     */
+    fun showSignUpView()
+
+    /**
+     * Setups the sign up view when tapped.
+     */
+    fun setupSignUpView()
+
+    /**
+     * Hides the sign up view.
+     */
+    fun hideSignUpView()
+
+    /**
+     * Shows the oauth view if the login via social accounts is enabled by the server settings.
+     *
+     * REMARK: We must show at maximum *three* social accounts views ([enableLoginByFacebook], [enableLoginByGithub], [enableLoginByGoogle],
      * [enableLoginByLinkedin], [enableLoginByMeteor], [enableLoginByTwitter] or [enableLoginByGitlab]) for the oauth view.
      * If the possibility of login via social accounts exceeds 3 different ways we should set up the FAB ([setupFabListener]) to show the remaining view(s).
-     *
-     * @param value True to show the oauth view, false otherwise.
      */
-    fun showOauthView(value: Boolean)
+    fun showOauthView()
 
     /**
-     * Setups the FloatingActionButton to show more social accounts views (expanding the oauth view interface to show the remaining view(s)).
+     * Hides the oauth view.
      */
-    fun setupFabListener()
+    fun hideOauthView()
+
+    /**
+     * Shows the login button.
+     */
+    fun showLoginButton()
+
+    /**
+     * Hides the login button.
+     */
+    fun hideLoginButton()
 
     /**
-     * Shows the login by Facebook view.
+     * Shows the "login by Facebook view if it is enabled by the server settings.
      */
     fun enableLoginByFacebook()
 
     /**
-     * Shows the login by Github view.
+     * Shows the "login by Github" view if it is enabled by the server settings.
      */
     fun enableLoginByGithub()
 
     /**
-     * Shows the login by Google view.
+     * Shows the "login by Google" view if it is enabled by the server settings.
      */
     fun enableLoginByGoogle()
 
     /**
-     * Shows the login by Linkedin view.
+     * Shows the "login by Linkedin" view if it is enabled by the server settings.
      */
     fun enableLoginByLinkedin()
 
     /**
-     * Shows the login by Meteor view.
+     * Shows the "login by Meteor" view if it is enabled by the server settings.
      */
     fun enableLoginByMeteor()
 
     /**
-     * Shows the login by Twitter view.
+     * Shows the "login by Twitter" view if it is enabled by the server settings.
      */
     fun enableLoginByTwitter()
 
     /**
-     * Shows the login by Gitlab view.
+     * Shows the "login by Gitlab" view if it is enabled by the server settings.
      */
     fun enableLoginByGitlab()
 
     /**
-     * Shows the sign up view if the server settings allow the new users registration.
-     *
-     * @param value True to show the sign up view, false otherwise.
+     * Setups the FloatingActionButton to show more social accounts views (expanding the oauth view interface to show the remaining view(s)).
      */
-    fun showSignUpView(value: Boolean)
+    fun setupFabListener()
+
+    fun setupGlobalListener()
 
     /**
      * Alerts the user about a wrong inputted username or email.

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

@@ -9,7 +9,7 @@ import chat.rocket.android.authentication.twofactor.ui.TwoFAFragment
 import chat.rocket.android.authentication.ui.AuthenticationActivity
 import chat.rocket.android.main.ui.MainActivity
 import chat.rocket.android.util.extensions.addFragmentBackStack
-import chat.rocket.android.webview.webViewIntent
+import chat.rocket.android.webview.ui.webViewIntent
 
 class AuthenticationNavigator(internal val activity: AuthenticationActivity, internal val context: Context) {
 
@@ -37,10 +37,7 @@ class AuthenticationNavigator(internal val activity: AuthenticationActivity, int
     }
 
     fun toChatList() {
-        val chatList = Intent(activity, MainActivity::class.java).apply {
-            //TODO any parameter to pass
-        }
-        activity.startActivity(chatList)
+        activity.startActivity(Intent(activity, MainActivity::class.java))
         activity.finish()
     }
 

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

@@ -17,16 +17,14 @@ class ServerPresenter @Inject constructor(private val view: ServerView,
                                           private val refreshSettingsInteractor: RefreshSettingsInteractor) {
     fun connect(server: String) {
         if (!UrlHelper.isValidUrl(server)) {
-            view.showInvalidServerUrl()
+            view.showInvalidServerUrlMessage()
         } else {
             launchUI(strategy) {
                 if (NetworkHelper.hasInternetAccess()) {
                     view.showLoading()
-
                     try {
                         refreshSettingsInteractor.refresh(server)
                         serverInteractor.save(server)
-
                         navigator.toLogin()
                     } catch (ex: Exception) {
                         ex.message?.let {

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

@@ -7,7 +7,7 @@ import chat.rocket.android.core.behaviours.MessageView
 interface ServerView : LoadingView, MessageView, InternetView {
 
     /**
-     * Notifies the user about an invalid inputted server URL.
+     * Shows an invalid server URL message.
      */
-    fun showInvalidServerUrl()
+    fun showInvalidServerUrlMessage()
 }
\ No newline at end of file

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

@@ -30,7 +30,8 @@ class ServerFragment : Fragment(), ServerView {
         AndroidSupportInjection.inject(this)
     }
 
-    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? = container?.inflate(R.layout.fragment_authentication_server)
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? =
+        container?.inflate(R.layout.fragment_authentication_server)
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
@@ -43,7 +44,7 @@ class ServerFragment : Fragment(), ServerView {
         relative_layout.viewTreeObserver.removeOnGlobalLayoutListener(layoutListener)
     }
 
-    override fun showInvalidServerUrl() = showMessage(getString(R.string.msg_invalid_server_url))
+    override fun showInvalidServerUrlMessage() = showMessage(getString(R.string.msg_invalid_server_url))
 
     override fun showLoading() {
         enableUserInput(false)

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

 package chat.rocket.android.authentication.signup.ui
 
 import DrawableHelper
-import android.content.Context
 import android.os.Build
 import android.os.Bundle
 import android.support.v4.app.Fragment
@@ -11,19 +10,15 @@ import android.widget.Toast
 import chat.rocket.android.R
 import chat.rocket.android.authentication.signup.presentation.SignupPresenter
 import chat.rocket.android.authentication.signup.presentation.SignupView
-import chat.rocket.android.helper.AnimationHelper
 import chat.rocket.android.helper.KeyboardHelper
 import chat.rocket.android.helper.TextHelper
-import chat.rocket.android.util.extensions.setVisible
-import chat.rocket.android.util.extensions.textContent
-import chat.rocket.android.util.extensions.showToast
+import chat.rocket.android.util.extensions.*
 import dagger.android.support.AndroidSupportInjection
 import kotlinx.android.synthetic.main.fragment_authentication_sign_up.*
 import javax.inject.Inject
 
 class SignupFragment : Fragment(), SignupView {
     @Inject lateinit var presenter: SignupPresenter
-    @Inject lateinit var appContext: Context
 
     private val layoutListener = ViewTreeObserver.OnGlobalLayoutListener {
         if (KeyboardHelper.isSoftKeyboardShown(constraint_layout.rootView)) {
@@ -68,26 +63,26 @@ class SignupFragment : Fragment(), SignupView {
     }
 
     override fun alertBlankName() {
-        AnimationHelper.vibrateSmartPhone(appContext)
-        AnimationHelper.shakeView(text_name)
+        vibrateSmartPhone()
+        text_name.shake()
         text_name.requestFocus()
     }
 
     override fun alertBlankUsername() {
-        AnimationHelper.vibrateSmartPhone(appContext)
-        AnimationHelper.shakeView(text_username)
+        vibrateSmartPhone()
+        text_username.shake()
         text_username.requestFocus()
     }
 
     override fun alertEmptyPassword() {
-        AnimationHelper.vibrateSmartPhone(appContext)
-        AnimationHelper.shakeView(text_password)
+        vibrateSmartPhone()
+        text_password.shake()
         text_password.requestFocus()
     }
 
     override fun alertBlankEmail() {
-        AnimationHelper.vibrateSmartPhone(appContext)
-        AnimationHelper.shakeView(text_email)
+        vibrateSmartPhone()
+        text_email.shake()
         text_email.requestFocus()
     }
 
@@ -114,16 +109,18 @@ class SignupFragment : Fragment(), SignupView {
     }
 
     private fun tintEditTextDrawableStart() {
-        val personDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_person_black_24dp, appContext)
-        val atDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_at_black_24dp, appContext)
-        val lockDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_lock_black_24dp, appContext)
-        val emailDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_email_black_24dp, appContext)
+        activity?.apply {
+            val personDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_person_black_24dp, this)
+            val atDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_at_black_24dp, this)
+            val lockDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_lock_black_24dp, this)
+            val emailDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_email_black_24dp, this)
 
             val drawables = arrayOf(personDrawable, atDrawable, lockDrawable, emailDrawable)
             DrawableHelper.wrapDrawables(drawables)
-        DrawableHelper.tintDrawables(drawables, appContext, R.color.colorDrawableTintGrey)
+            DrawableHelper.tintDrawables(drawables, this, R.color.colorDrawableTintGrey)
             DrawableHelper.compoundDrawables(arrayOf(text_name, text_username, text_password, text_email), drawables)
         }
+    }
 
     private fun setUpNewUserAgreementListener() {
         val termsOfService = getString(R.string.action_terms_of_service)

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

@@ -12,10 +12,7 @@ import android.view.inputmethod.InputMethodManager
 import chat.rocket.android.R
 import chat.rocket.android.authentication.twofactor.presentation.TwoFAPresenter
 import chat.rocket.android.authentication.twofactor.presentation.TwoFAView
-import chat.rocket.android.helper.AnimationHelper
-import chat.rocket.android.util.extensions.setVisible
-import chat.rocket.android.util.extensions.textContent
-import chat.rocket.android.util.extensions.showToast
+import chat.rocket.android.util.extensions.*
 import dagger.android.support.AndroidSupportInjection
 import kotlinx.android.synthetic.main.fragment_authentication_two_fa.*
 import javax.inject.Inject
@@ -65,10 +62,8 @@ class TwoFAFragment : Fragment(), TwoFAView {
     }
 
     override fun alertBlankTwoFactorAuthenticationCode() {
-        activity?.let {
-            AnimationHelper.vibrateSmartPhone(it)
-            AnimationHelper.shakeView(text_two_factor_auth)
-        }
+        vibrateSmartPhone()
+        text_two_factor_auth.shake()
     }
 
     override fun alertInvalidTwoFactorAuthenticationCode() = showMessage(getString(R.string.msg_invalid_2fa_code))

app/src/main/java/chat/rocket/android/chatroom/adapter/AudioAttachmentViewHolder.kt

@@ -4,10 +4,13 @@ import android.view.View
 import chat.rocket.android.chatroom.viewmodel.AudioAttachmentViewModel
 import chat.rocket.android.player.PlayerActivity
 import chat.rocket.android.util.extensions.setVisible
+import chat.rocket.android.widget.emoji.EmojiReactionListener
 import kotlinx.android.synthetic.main.message_attachment.view.*
 
-class AudioAttachmentViewHolder(itemView: View, listener: ActionsListener)
-    : BaseViewHolder<AudioAttachmentViewModel>(itemView, listener) {
+class AudioAttachmentViewHolder(itemView: View,
+                                listener: ActionsListener,
+                                reactionListener: EmojiReactionListener? = null)
+    : BaseViewHolder<AudioAttachmentViewModel>(itemView, listener, reactionListener) {
 
     init {
         with(itemView) {

app/src/main/java/chat/rocket/android/chatroom/adapter/BaseViewHolder.kt

@@ -7,14 +7,20 @@ import chat.rocket.android.R
 import chat.rocket.android.chatroom.ui.bottomsheet.BottomSheetMenu
 import chat.rocket.android.chatroom.ui.bottomsheet.adapter.ActionListAdapter
 import chat.rocket.android.chatroom.viewmodel.BaseViewModel
+import chat.rocket.android.widget.emoji.Emoji
+import chat.rocket.android.widget.emoji.EmojiReactionListener
 import chat.rocket.core.model.Message
 import chat.rocket.core.model.isSystemMessage
+import com.google.android.flexbox.FlexDirection
+import com.google.android.flexbox.FlexboxLayoutManager
 import ru.whalemare.sheetmenu.extension.inflate
 import ru.whalemare.sheetmenu.extension.toList
 
+
 abstract class BaseViewHolder<T : BaseViewModel<*>>(
         itemView: View,
-    private val listener: ActionsListener
+        private val listener: ActionsListener,
+        var reactionListener: EmojiReactionListener? = null
 ) : RecyclerView.ViewHolder(itemView),
         MenuItem.OnMenuItemClickListener {
     var data: T? = null
@@ -26,6 +32,39 @@ abstract class BaseViewHolder<T : BaseViewModel<*>>(
     fun bind(data: T) {
         this.data = data
         bindViews(data)
+        bindReactions()
+    }
+
+    private fun bindReactions() {
+        data?.let {
+            val recyclerView = itemView.findViewById(R.id.recycler_view_reactions) as RecyclerView
+            val adapter: MessageReactionsAdapter
+            if (recyclerView.adapter == null) {
+                adapter = MessageReactionsAdapter()
+            } else {
+                adapter = recyclerView.adapter as MessageReactionsAdapter
+                adapter.clear()
+            }
+
+            if (it.nextDownStreamMessage == null) {
+                adapter.listener = object : EmojiReactionListener {
+                    override fun onReactionTouched(messageId: String, emojiShortname: String) {
+                        reactionListener?.onReactionTouched(messageId, emojiShortname)
+                    }
+
+                    override fun onReactionAdded(messageId: String, emoji: Emoji) {
+                        if (!adapter.contains(emoji.shortname)) {
+                            reactionListener?.onReactionAdded(messageId, emoji)
+                        }
+                    }
+                }
+                val context = itemView.context
+                val manager = FlexboxLayoutManager(context, FlexDirection.ROW)
+                recyclerView.layoutManager = manager
+                recyclerView.adapter = adapter
+                adapter.addReactions(it.reactions.filterNot { it.unicode.startsWith(":") })
+            }
+        }
     }
 
     abstract fun bindViews(data: T)

app/src/main/java/chat/rocket/android/chatroom/adapter/ChatRoomAdapter.kt

@@ -7,7 +7,9 @@ import chat.rocket.android.R
 import chat.rocket.android.chatroom.presentation.ChatRoomPresenter
 import chat.rocket.android.chatroom.viewmodel.*
 import chat.rocket.android.util.extensions.inflate
+import chat.rocket.android.widget.emoji.EmojiReactionListener
 import chat.rocket.core.model.Message
+import chat.rocket.core.model.isSystemMessage
 import timber.log.Timber
 import java.security.InvalidParameterException
 
@@ -15,7 +17,8 @@ class ChatRoomAdapter(
         private val roomType: String,
         private val roomName: String,
         private val presenter: ChatRoomPresenter?,
-    private val enableActions: Boolean = true
+        private val enableActions: Boolean = true,
+        private val reactionListener: EmojiReactionListener? = null
 ) : RecyclerView.Adapter<BaseViewHolder<*>>() {
 
     private val dataSet = ArrayList<BaseViewModel<*>>()
@@ -25,26 +28,26 @@ class ChatRoomAdapter(
     }
 
     override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): BaseViewHolder<*> {
-        return when(viewType.toViewType()) {
+        return when (viewType.toViewType()) {
             BaseViewModel.ViewType.MESSAGE -> {
                 val view = parent.inflate(R.layout.item_message)
-                MessageViewHolder(view, actionsListener)
+                MessageViewHolder(view, actionsListener, reactionListener)
             }
             BaseViewModel.ViewType.IMAGE_ATTACHMENT -> {
                 val view = parent.inflate(R.layout.message_attachment)
-                ImageAttachmentViewHolder(view, actionsListener)
+                ImageAttachmentViewHolder(view, actionsListener, reactionListener)
             }
             BaseViewModel.ViewType.AUDIO_ATTACHMENT -> {
                 val view = parent.inflate(R.layout.message_attachment)
-                AudioAttachmentViewHolder(view, actionsListener)
+                AudioAttachmentViewHolder(view, actionsListener, reactionListener)
             }
             BaseViewModel.ViewType.VIDEO_ATTACHMENT -> {
                 val view = parent.inflate(R.layout.message_attachment)
-                VideoAttachmentViewHolder(view, actionsListener)
+                VideoAttachmentViewHolder(view, actionsListener, reactionListener)
             }
             BaseViewModel.ViewType.URL_PREVIEW -> {
                 val view = parent.inflate(R.layout.message_url_preview)
-                UrlPreviewViewHolder(view, actionsListener)
+                UrlPreviewViewHolder(view, actionsListener, reactionListener)
             }
             else -> {
                 throw InvalidParameterException("TODO - implement for ${viewType.toViewType()}")
@@ -61,6 +64,23 @@ class ChatRoomAdapter(
     }
 
     override fun onBindViewHolder(holder: BaseViewHolder<*>, position: Int) {
+        if (holder !is MessageViewHolder) {
+            if (position + 1 < itemCount) {
+                val messageAbove = dataSet[position + 1]
+                if (messageAbove.messageId == dataSet[position].messageId) {
+                    messageAbove.nextDownStreamMessage = dataSet[position]
+                }
+            }
+        } else {
+            if (position == 0) {
+                dataSet[0].nextDownStreamMessage = null
+            } else if (position - 1 > 0) {
+                if (dataSet[position - 1].messageId != dataSet[position].messageId) {
+                    dataSet[position].nextDownStreamMessage = null
+                }
+            }
+        }
+
         when (holder) {
             is MessageViewHolder -> holder.bind(dataSet[position] as MessageViewModel)
             is ImageAttachmentViewHolder -> holder.bind(dataSet[position] as ImageAttachmentViewModel)
@@ -86,16 +106,32 @@ class ChatRoomAdapter(
     }
 
     fun prependData(dataSet: List<BaseViewModel<*>>) {
+        val item = dataSet.firstOrNull { newItem ->
+            this.dataSet.indexOfFirst { it.messageId == newItem.messageId && it.viewType == newItem.viewType } > -1
+        }
+        if (item == null) {
             this.dataSet.addAll(0, dataSet)
             notifyItemRangeInserted(0, dataSet.size)
         }
+    }
 
     fun updateItem(message: BaseViewModel<*>) {
-        val index = dataSet.indexOfLast { it.messageId == message.messageId }
+        var index = dataSet.indexOfLast { it.messageId == message.messageId }
+        val indexOfFirst = dataSet.indexOfFirst { it.messageId == message.messageId }
         Timber.d("index: $index")
         if (index > -1) {
+            message.nextDownStreamMessage = dataSet[index].nextDownStreamMessage
             dataSet[index] = message
             notifyItemChanged(index)
+            while (dataSet[index].nextDownStreamMessage != null) {
+                dataSet[index].nextDownStreamMessage!!.reactions = message.reactions
+                notifyItemChanged(--index)
+            }
+            // Delete message only if current is a system message update, i.e.: Message Removed
+            if (message.message.isSystemMessage() && indexOfFirst > -1 && indexOfFirst != index) {
+                dataSet.removeAt(indexOfFirst)
+                notifyItemRemoved(indexOfFirst)
+            }
         }
     }
 
@@ -131,6 +167,7 @@ class ChatRoomAdapter(
                             }
                         }
                     }
+                    R.id.action_menu_msg_react -> presenter?.showReactions(id)
                     else -> TODO("Not implemented")
                 }
             }

app/src/main/java/chat/rocket/android/chatroom/adapter/ImageAttachmentViewHolder.kt

@@ -2,11 +2,14 @@ package chat.rocket.android.chatroom.adapter
 
 import android.view.View
 import chat.rocket.android.chatroom.viewmodel.ImageAttachmentViewModel
+import chat.rocket.android.widget.emoji.EmojiReactionListener
 import com.stfalcon.frescoimageviewer.ImageViewer
 import kotlinx.android.synthetic.main.message_attachment.view.*
 
-class ImageAttachmentViewHolder(itemView: View, listener: ActionsListener)
-    : BaseViewHolder<ImageAttachmentViewModel>(itemView, listener) {
+class ImageAttachmentViewHolder(itemView: View,
+                                listener: ActionsListener,
+                                reactionListener: EmojiReactionListener? = null)
+    : BaseViewHolder<ImageAttachmentViewModel>(itemView, listener, reactionListener) {
 
     init {
         with(itemView) {

app/src/main/java/chat/rocket/android/chatroom/adapter/MessageReactionsAdapter.kt

+package chat.rocket.android.chatroom.adapter
+
+import android.support.v7.widget.RecyclerView
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ImageView
+import android.widget.TextView
+import chat.rocket.android.R
+import chat.rocket.android.chatroom.viewmodel.ReactionViewModel
+import chat.rocket.android.dagger.DaggerLocalComponent
+import chat.rocket.android.infrastructure.LocalRepository
+import chat.rocket.android.widget.emoji.Emoji
+import chat.rocket.android.widget.emoji.EmojiListenerAdapter
+import chat.rocket.android.widget.emoji.EmojiPickerPopup
+import chat.rocket.android.widget.emoji.EmojiReactionListener
+import java.util.concurrent.CopyOnWriteArrayList
+import javax.inject.Inject
+
+class MessageReactionsAdapter : RecyclerView.Adapter<RecyclerView.ViewHolder>() {
+    companion object {
+        private const val REACTION_VIEW_TYPE = 0
+        private const val ADD_REACTION_VIEW_TYPE = 1
+    }
+
+    private val reactions = CopyOnWriteArrayList<ReactionViewModel>()
+    var listener: EmojiReactionListener? = null
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
+        val inflater = LayoutInflater.from(parent.context)
+        val view: View
+        return when (viewType) {
+            ADD_REACTION_VIEW_TYPE -> {
+                view = inflater.inflate(R.layout.item_add_reaction, parent, false)
+                AddReactionViewHolder(view, listener)
+            }
+            else -> {
+                view = inflater.inflate(R.layout.item_reaction, parent, false)
+                SingleReactionViewHolder(view, listener)
+            }
+        }
+    }
+
+    override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
+        if (holder is SingleReactionViewHolder) {
+            holder.bind(reactions[position])
+        } else {
+            holder as AddReactionViewHolder
+            holder.bind(reactions[0].messageId)
+        }
+    }
+
+    override fun getItemCount() = if (reactions.isEmpty()) 0 else reactions.size + 1
+
+    override fun getItemViewType(position: Int): Int {
+        if (position == reactions.size) {
+            return ADD_REACTION_VIEW_TYPE
+        }
+        return REACTION_VIEW_TYPE
+    }
+
+    fun addReactions(reactions: List<ReactionViewModel>) {
+        this.reactions.clear()
+        this.reactions.addAllAbsent(reactions)
+        notifyItemRangeInserted(0, reactions.size)
+    }
+
+    fun clear() {
+        val oldSize = reactions.size
+        reactions.clear()
+        notifyItemRangeRemoved(0, oldSize)
+    }
+
+    fun contains(reactionShortname: String) =
+            reactions.firstOrNull { it.shortname ==  reactionShortname} != null
+
+    class SingleReactionViewHolder(view: View,
+                                   private val listener: EmojiReactionListener?)
+        : RecyclerView.ViewHolder(view), View.OnClickListener {
+        @Inject lateinit var localRepository: LocalRepository
+        @Volatile lateinit var reaction: ReactionViewModel
+        @Volatile
+        var clickHandled = false
+
+        init {
+            DaggerLocalComponent.builder()
+                    .context(itemView.context)
+                    .build()
+                    .inject(this)
+        }
+
+        fun bind(reaction: ReactionViewModel) {
+            clickHandled = false
+            this.reaction = reaction
+            with(itemView) {
+                val emojiTextView = findViewById<TextView>(R.id.text_emoji)
+                val countTextView = findViewById<TextView>(R.id.text_count)
+                emojiTextView.text = reaction.unicode
+                countTextView.text = reaction.count.toString()
+                val myself = localRepository.get(LocalRepository.USERNAME_KEY)
+                if (reaction.usernames.contains(myself)) {
+                    val context = itemView.context
+                    val resources = context.resources
+                    countTextView.setTextColor(resources.getColor(R.color.colorAccent))
+                }
+
+                emojiTextView.setOnClickListener(this@SingleReactionViewHolder)
+                countTextView.setOnClickListener(this@SingleReactionViewHolder)
+            }
+        }
+
+        override fun onClick(v: View?) {
+            synchronized(this) {
+                if (!clickHandled) {
+                    clickHandled = true
+                    listener?.onReactionTouched(reaction.messageId, reaction.shortname)
+                }
+            }
+        }
+    }
+
+    class AddReactionViewHolder(view: View,
+                                private val listener: EmojiReactionListener?) : RecyclerView.ViewHolder(view) {
+        fun bind(messageId: String) {
+            itemView as ImageView
+            itemView.setOnClickListener {
+                val emojiPickerPopup = EmojiPickerPopup(itemView.context)
+                emojiPickerPopup.listener = object : EmojiListenerAdapter() {
+                    override fun onEmojiAdded(emoji: Emoji) {
+                        listener?.onReactionAdded(messageId, emoji)
+                    }
+                }
+                emojiPickerPopup.show()
+            }
+        }
+    }
+}
\ No newline at end of file

app/src/main/java/chat/rocket/android/chatroom/adapter/MessageViewHolder.kt

@@ -3,13 +3,15 @@ package chat.rocket.android.chatroom.adapter
 import android.text.method.LinkMovementMethod
 import android.view.View
 import chat.rocket.android.chatroom.viewmodel.MessageViewModel
+import chat.rocket.android.widget.emoji.EmojiReactionListener
 import kotlinx.android.synthetic.main.avatar.view.*
 import kotlinx.android.synthetic.main.item_message.view.*
 
 class MessageViewHolder(
     itemView: View,
-    listener: ActionsListener
-) : BaseViewHolder<MessageViewModel>(itemView, listener) {
+    listener: ActionsListener,
+    reactionListener: EmojiReactionListener? = null
+) : BaseViewHolder<MessageViewModel>(itemView, listener, reactionListener) {
 
     init {
         with(itemView) {
@@ -25,6 +27,9 @@ class MessageViewHolder(
                 day_marker_layout.visibility = View.VISIBLE
             } else day_marker_layout.visibility = View.GONE
 
+            if (data.isFirstUnread) new_messages_notif.visibility = View.VISIBLE
+            else new_messages_notif.visibility = View.GONE
+
             text_message_time.text = data.time
             text_sender.text = data.senderName
             text_content.text = data.content

app/src/main/java/chat/rocket/android/chatroom/adapter/UrlPreviewViewHolder.kt

@@ -6,10 +6,13 @@ import android.view.View
 import chat.rocket.android.chatroom.viewmodel.UrlPreviewViewModel
 import chat.rocket.android.util.extensions.content
 import chat.rocket.android.util.extensions.setVisible
+import chat.rocket.android.widget.emoji.EmojiReactionListener
 import kotlinx.android.synthetic.main.message_url_preview.view.*
 
-class UrlPreviewViewHolder(itemView: View, listener: ActionsListener)
-    : BaseViewHolder<UrlPreviewViewModel>(itemView, listener) {
+class UrlPreviewViewHolder(itemView: View,
+                           listener: ActionsListener,
+                           reactionListener: EmojiReactionListener? = null)
+    : BaseViewHolder<UrlPreviewViewModel>(itemView, listener, reactionListener) {
 
     init {
         with(itemView) {

app/src/main/java/chat/rocket/android/chatroom/adapter/VideoAttachmentViewHolder.kt

@@ -4,10 +4,13 @@ import android.view.View
 import chat.rocket.android.chatroom.viewmodel.VideoAttachmentViewModel
 import chat.rocket.android.player.PlayerActivity
 import chat.rocket.android.util.extensions.setVisible
+import chat.rocket.android.widget.emoji.EmojiReactionListener
 import kotlinx.android.synthetic.main.message_attachment.view.*
 
-class VideoAttachmentViewHolder(itemView: View, listener: ActionsListener)
-    : BaseViewHolder<VideoAttachmentViewModel>(itemView, listener) {
+class VideoAttachmentViewHolder(itemView: View,
+                                listener: ActionsListener,
+                                reactionListener: EmojiReactionListener? = null)
+    : BaseViewHolder<VideoAttachmentViewModel>(itemView, listener, reactionListener) {
 
     init {
         with(itemView) {

app/src/main/java/chat/rocket/android/chatroom/presentation/ChatRoomPresenter.kt

@@ -342,6 +342,23 @@ class ChatRoomPresenter @Inject constructor(private val view: ChatRoomView,
 
     fun toMembersList(chatRoomId: String, chatRoomType: String) = navigator.toMembersList(chatRoomId, chatRoomType)
 
+    /**
+     * Send an emoji reaction to a message.
+     */
+    fun react(messageId: String, emoji: String) {
+        launchUI(strategy) {
+            try {
+                client.toggleReaction(messageId, emoji.removeSurrounding(":"))
+            } catch (ex: RocketChatException) {
+                Timber.e(ex)
+            }
+        }
+    }
+
+    fun showReactions(messageId: String) {
+        view.showReactionsPopup(messageId)
+    }
+
     private fun updateMessage(streamedMessage: Message) {
         launchUI(strategy) {
             val viewModelStreamedMessage = mapper.map(streamedMessage)

app/src/main/java/chat/rocket/android/chatroom/presentation/ChatRoomView.kt

@@ -100,4 +100,5 @@ interface ChatRoomView : LoadingView, MessageView {
     fun showInvalidFileSize(fileSize: Int, maxFileSize: Int)
 
     fun showConnectionState(state: State)
+    fun showReactionsPopup(messageId: String)
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/chatroom/ui/ChatRoomActivity.kt

 package chat.rocket.android.chatroom.ui
 
+import DrawableHelper
 import android.content.Context
 import android.content.Intent
+import android.graphics.drawable.Drawable
 import android.os.Bundle
 import android.support.v4.app.Fragment
 import android.support.v7.app.AppCompatActivity
@@ -10,20 +12,24 @@ import chat.rocket.android.server.domain.GetCurrentServerInteractor
 import chat.rocket.android.server.infraestructure.ConnectionManagerFactory
 import chat.rocket.android.util.extensions.addFragment
 import chat.rocket.android.util.extensions.textContent
+import chat.rocket.common.model.RoomType
+import chat.rocket.common.model.roomTypeOf
 import dagger.android.AndroidInjection
 import dagger.android.AndroidInjector
 import dagger.android.DispatchingAndroidInjector
 import dagger.android.support.HasSupportFragmentInjector
 import kotlinx.android.synthetic.main.app_bar_chat_room.*
 import javax.inject.Inject
+import timber.log.Timber
 
 
-fun Context.chatRoomIntent(chatRoomId: String, chatRoomName: String, chatRoomType: String, isChatRoomReadOnly: Boolean): Intent {
+fun Context.chatRoomIntent(chatRoomId: String, chatRoomName: String, chatRoomType: String, isChatRoomReadOnly: Boolean, chatRoomLastSeen: Long): Intent {
     return Intent(this, ChatRoomActivity::class.java).apply {
         putExtra(INTENT_CHAT_ROOM_ID, chatRoomId)
         putExtra(INTENT_CHAT_ROOM_NAME, chatRoomName)
         putExtra(INTENT_CHAT_ROOM_TYPE, chatRoomType)
         putExtra(INTENT_IS_CHAT_ROOM_READ_ONLY, isChatRoomReadOnly)
+        putExtra(INTENT_CHAT_ROOM_LAST_SEEN, chatRoomLastSeen)
     }
 }
 
@@ -31,6 +37,7 @@ private const val INTENT_CHAT_ROOM_ID = "chat_room_id"
 private const val INTENT_CHAT_ROOM_NAME = "chat_room_name"
 private const val INTENT_CHAT_ROOM_TYPE = "chat_room_type"
 private const val INTENT_IS_CHAT_ROOM_READ_ONLY = "is_chat_room_read_only"
+private const val INTENT_CHAT_ROOM_LAST_SEEN = "chat_room_last_seen"
 
 class ChatRoomActivity : AppCompatActivity(), HasSupportFragmentInjector {
     @Inject lateinit var fragmentDispatchingAndroidInjector: DispatchingAndroidInjector<Fragment>
@@ -43,6 +50,7 @@ class ChatRoomActivity : AppCompatActivity(), HasSupportFragmentInjector {
     private lateinit var chatRoomName: String
     private lateinit var chatRoomType: String
     private var isChatRoomReadOnly: Boolean = false
+    private var chatRoomLastSeen: Long = -1L
 
     override fun onCreate(savedInstanceState: Bundle?) {
         AndroidInjection.inject(this)
@@ -66,8 +74,10 @@ class ChatRoomActivity : AppCompatActivity(), HasSupportFragmentInjector {
 
         setupToolbar()
 
+        chatRoomLastSeen = intent.getLongExtra(INTENT_CHAT_ROOM_LAST_SEEN, -1)
+
         addFragment("ChatRoomFragment", R.id.fragment_container) {
-            newInstance(chatRoomId, chatRoomName, chatRoomType, isChatRoomReadOnly)
+            newInstance(chatRoomId, chatRoomName, chatRoomType, isChatRoomReadOnly, chatRoomLastSeen)
         }
     }
 
@@ -82,6 +92,29 @@ class ChatRoomActivity : AppCompatActivity(), HasSupportFragmentInjector {
     private fun setupToolbar() {
         setSupportActionBar(toolbar)
         supportActionBar?.setDisplayShowTitleEnabled(false)
+        text_room_name.textContent = chatRoomName
+
+        val roomType = roomTypeOf(chatRoomType)
+        val drawable = when (roomType) {
+            is RoomType.Channel -> {
+                DrawableHelper.getDrawableFromId(R.drawable.ic_room_channel, this)
+            }
+            is RoomType.PrivateGroup -> {
+                DrawableHelper.getDrawableFromId(R.drawable.ic_room_lock, this)
+            }
+            is RoomType.DirectMessage -> {
+                DrawableHelper.getDrawableFromId(R.drawable.ic_room_dm, this)
+            }
+            else -> null
+        }
+
+        drawable?.let {
+            val wrappedDrawable = DrawableHelper.wrapDrawable(it)
+            val mutableDrawable = wrappedDrawable.mutate()
+            DrawableHelper.tintDrawable(mutableDrawable, this, R.color.white)
+            DrawableHelper.compoundDrawable(text_room_name, mutableDrawable)
+        }
+
         toolbar.setNavigationOnClickListener {
             finishActivity()
         }

app/src/main/java/chat/rocket/android/chatroom/ui/ChatRoomFragment.kt

@@ -24,27 +24,27 @@ import chat.rocket.android.helper.EndlessRecyclerViewScrollListener
 import chat.rocket.android.helper.KeyboardHelper
 import chat.rocket.android.helper.MessageParser
 import chat.rocket.android.util.extensions.*
-import chat.rocket.android.widget.emoji.ComposerEditText
-import chat.rocket.android.widget.emoji.Emoji
-import chat.rocket.android.widget.emoji.EmojiKeyboardPopup
-import chat.rocket.android.widget.emoji.EmojiParser
+import chat.rocket.android.widget.emoji.*
 import chat.rocket.core.internal.realtime.State
+import chat.rocket.core.model.Message
 import dagger.android.support.AndroidSupportInjection
 import io.reactivex.disposables.CompositeDisposable
 import kotlinx.android.synthetic.main.fragment_chat_room.*
 import kotlinx.android.synthetic.main.message_attachment_options.*
+import kotlinx.android.synthetic.main.item_chat.*
 import kotlinx.android.synthetic.main.message_composer.*
 import kotlinx.android.synthetic.main.message_list.*
 import timber.log.Timber
 import javax.inject.Inject
 
-fun newInstance(chatRoomId: String, chatRoomName: String, chatRoomType: String, isChatRoomReadOnly: Boolean): Fragment {
+fun newInstance(chatRoomId: String, chatRoomName: String, chatRoomType: String, isChatRoomReadOnly: Boolean, chatRoomLastSeen: Long): Fragment {
     return ChatRoomFragment().apply {
         arguments = Bundle(1).apply {
             putString(BUNDLE_CHAT_ROOM_ID, chatRoomId)
             putString(BUNDLE_CHAT_ROOM_NAME, chatRoomName)
             putString(BUNDLE_CHAT_ROOM_TYPE, chatRoomType)
             putBoolean(BUNDLE_IS_CHAT_ROOM_READ_ONLY, isChatRoomReadOnly)
+            putLong(BUNDLE_CHAT_ROOM_LAST_SEEN, chatRoomLastSeen)
         }
     }
 }
@@ -54,8 +54,9 @@ private const val BUNDLE_CHAT_ROOM_NAME = "chat_room_name"
 private const val BUNDLE_CHAT_ROOM_TYPE = "chat_room_type"
 private const val BUNDLE_IS_CHAT_ROOM_READ_ONLY = "is_chat_room_read_only"
 private const val REQUEST_CODE_FOR_PERFORM_SAF = 42
+private const val BUNDLE_CHAT_ROOM_LAST_SEEN = "chat_room_last_seen"
 
-class ChatRoomFragment : Fragment(), ChatRoomView, EmojiKeyboardPopup.Listener {
+class ChatRoomFragment : Fragment(), ChatRoomView, EmojiKeyboardListener, EmojiReactionListener {
     @Inject lateinit var presenter: ChatRoomPresenter
     @Inject lateinit var parser: MessageParser
     private lateinit var adapter: ChatRoomAdapter
@@ -65,7 +66,7 @@ class ChatRoomFragment : Fragment(), ChatRoomView, EmojiKeyboardPopup.Listener {
     private lateinit var chatRoomType: String
     private lateinit var emojiKeyboardPopup: EmojiKeyboardPopup
     private var isChatRoomReadOnly: Boolean = false
-
+    private var chatRoomLastSeen: Long = -1
     private lateinit var actionSnackbar: ActionSnackbar
     private var citation: String? = null
     private var editingMessageId: String? = null
@@ -90,6 +91,7 @@ class ChatRoomFragment : Fragment(), ChatRoomView, EmojiKeyboardPopup.Listener {
             chatRoomName = bundle.getString(BUNDLE_CHAT_ROOM_NAME)
             chatRoomType = bundle.getString(BUNDLE_CHAT_ROOM_TYPE)
             isChatRoomReadOnly = bundle.getBoolean(BUNDLE_IS_CHAT_ROOM_READ_ONLY)
+            chatRoomLastSeen = bundle.getLong(BUNDLE_CHAT_ROOM_LAST_SEEN)
         } else {
             requireNotNull(bundle) { "no arguments supplied when the fragment was instantiated" }
         }
@@ -153,10 +155,13 @@ class ChatRoomFragment : Fragment(), ChatRoomView, EmojiKeyboardPopup.Listener {
     }
 
     override fun showMessages(dataSet: List<BaseViewModel<*>>) {
+        // track the message sent immediately after the current message
+        var prevMessageViewModel : MessageViewModel? = null
 
 
         var prevMsgModel = dataSet[0]
         //checking for all messages to assign true to the required showDayMaker
+	//Loop over received messages to determine first unread
         for (i in dataSet.indices) {
             val msgModel = dataSet[i]
             if(i>0){
@@ -170,11 +175,25 @@ class ChatRoomFragment : Fragment(), ChatRoomView, EmojiKeyboardPopup.Listener {
                     prevMsgModel.showDayMarker = true
                 }
             }
+
+               if (msgModel is MessageViewModel){
+                val msg = msgModel.rawData
+                if (msg.timestamp < chatRoomLastSeen) {
+                    // This message was sent before the last seen of the room. Hence, it was seen.
+                    // if there is a message after (below) this, mark it firstUnread.
+                    if (prevMessageViewModel != null) {
+                        prevMessageViewModel.isFirstUnread = true
+                    }
+                    break
+                }
+                prevMessageViewModel = msgModel
+            }
         }
 
         activity?.apply {
             if (recycler_view.adapter == null) {
-                adapter = ChatRoomAdapter(chatRoomType, chatRoomName, presenter)
+                adapter = ChatRoomAdapter(chatRoomType, chatRoomName, presenter,
+                        reactionListener = this@ChatRoomFragment)
                 recycler_view.adapter = adapter
                 val linearLayoutManager = LinearLayoutManager(context, LinearLayoutManager.VERTICAL, true)
                 linearLayoutManager.stackFromEnd = true
@@ -191,6 +210,7 @@ class ChatRoomFragment : Fragment(), ChatRoomView, EmojiKeyboardPopup.Listener {
 
             val oldMessagesCount = adapter.itemCount
             adapter.appendData(dataSet)
+            recycler_view.scrollToPosition(92)
             if (oldMessagesCount == 0 && dataSet.isNotEmpty()) {
                 recycler_view.scrollToPosition(0)
             }
@@ -234,6 +254,9 @@ class ChatRoomFragment : Fragment(), ChatRoomView, EmojiKeyboardPopup.Listener {
 
     override fun dispatchUpdateMessage(index: Int, message: List<BaseViewModel<*>>) {
         adapter.updateItem(message.last())
+        if (message.size > 1) {
+            adapter.prependData(listOf(message.first()))
+        }
     }
 
     override fun dispatchDeleteMessage(msgId: String) {
@@ -300,6 +323,26 @@ class ChatRoomFragment : Fragment(), ChatRoomView, EmojiKeyboardPopup.Listener {
         }
     }
 
+    override fun onReactionTouched(messageId: String, emojiShortname: String) {
+        presenter.react(messageId, emojiShortname)
+    }
+
+    override fun onReactionAdded(messageId: String, emoji: Emoji) {
+        presenter.react(messageId, emoji.shortname)
+    }
+
+    override fun showReactionsPopup(messageId: String) {
+        context?.let {
+            val emojiPickerPopup = EmojiPickerPopup(it)
+            emojiPickerPopup.listener = object : EmojiListenerAdapter() {
+                override fun onEmojiAdded(emoji: Emoji) {
+                    onReactionAdded(messageId, emoji)
+                }
+            }
+            emojiPickerPopup.show()
+        }
+    }
+
     private fun setReactionButtonIcon(@DrawableRes drawableId: Int) {
         button_add_reaction.setImageResource(drawableId)
         button_add_reaction.setTag(drawableId)

app/src/main/java/chat/rocket/android/chatroom/viewmodel/AudioAttachmentViewModel.kt

@@ -10,8 +10,10 @@ data class AudioAttachmentViewModel(
         override val messageId: String,
         override val attachmentUrl: String,
         override val attachmentTitle: CharSequence,
-        override val id: Long
-) : BaseFileAttachmentViewModel<AudioAttachment> {
+        override val id: Long,
+        override var reactions: List<ReactionViewModel>,
+        override var nextDownStreamMessage: BaseViewModel<*>? = null
+        ) : BaseFileAttachmentViewModel<AudioAttachment> {
     override val viewType: Int
         get() = BaseViewModel.ViewType.AUDIO_ATTACHMENT.viewType
     override val layoutId: Int

app/src/main/java/chat/rocket/android/chatroom/viewmodel/BaseViewModel.kt

@@ -9,6 +9,8 @@ interface BaseViewModel<out T> {
     val messageId: String
     val viewType: Int
     val layoutId: Int
+    var reactions: List<ReactionViewModel>
+    var nextDownStreamMessage: BaseViewModel<*>?
 
     enum class ViewType(val viewType: Int) {
         MESSAGE(0),

app/src/main/java/chat/rocket/android/chatroom/viewmodel/ImageAttachmentViewModel.kt

@@ -10,7 +10,9 @@ data class ImageAttachmentViewModel(
         override val messageId: String,
         override val attachmentUrl: String,
         override val attachmentTitle: CharSequence,
-        override val id: Long
+        override val id: Long,
+        override var reactions: List<ReactionViewModel>,
+        override var nextDownStreamMessage: BaseViewModel<*>? = null
 ) : BaseFileAttachmentViewModel<ImageAttachment> {
     override val viewType: Int
         get() = BaseViewModel.ViewType.IMAGE_ATTACHMENT.viewType

app/src/main/java/chat/rocket/android/chatroom/viewmodel/MessageViewModel.kt

@@ -13,7 +13,10 @@ data class MessageViewModel(
         override val content: CharSequence,
         override val isPinned: Boolean,
         var currentDayMarkerText: String,
-        var showDayMarker: Boolean
+        var showDayMarker: Boolean,
+        override var reactions: List<ReactionViewModel>,
+        override var nextDownStreamMessage: BaseViewModel<*>? = null,
+        var isFirstUnread: Boolean
 ) : BaseMessageViewModel<Message> {
     override val viewType: Int
         get() = BaseViewModel.ViewType.MESSAGE.viewType

app/src/main/java/chat/rocket/android/chatroom/viewmodel/ReactionViewModel.kt

+package chat.rocket.android.chatroom.viewmodel
+
+data class ReactionViewModel(
+        val messageId: String,
+        val shortname: String,
+        val unicode: CharSequence,
+        val count: Int,
+        val usernames: List<String> = emptyList()
+)
\ No newline at end of file

app/src/main/java/chat/rocket/android/chatroom/viewmodel/UrlPreviewViewModel.kt

@@ -11,7 +11,9 @@ data class UrlPreviewViewModel(
         val title: CharSequence?,
         val hostname: String,
         val description: CharSequence?,
-    val thumbUrl: String?
+        val thumbUrl: String?,
+        override var reactions: List<ReactionViewModel>,
+        override var nextDownStreamMessage: BaseViewModel<*>? = null
 ) : BaseViewModel<Url> {
     override val viewType: Int
         get() = BaseViewModel.ViewType.URL_PREVIEW.viewType

app/src/main/java/chat/rocket/android/chatroom/viewmodel/VideoAttachmentViewModel.kt

@@ -10,7 +10,9 @@ data class VideoAttachmentViewModel(
         override val messageId: String,
         override val attachmentUrl: String,
         override val attachmentTitle: CharSequence,
-        override val id: Long
+        override val id: Long,
+        override var reactions: List<ReactionViewModel>,
+        override var nextDownStreamMessage: BaseViewModel<*>? = null
 ) : BaseFileAttachmentViewModel<VideoAttachment> {
     override val viewType: Int
         get() = BaseViewModel.ViewType.VIDEO_ATTACHMENT.viewType

app/src/main/java/chat/rocket/android/chatroom/viewmodel/ViewModelMapper.kt

@@ -14,6 +14,7 @@ import chat.rocket.android.helper.MessageParser
 import chat.rocket.android.helper.UrlHelper
 import chat.rocket.android.infrastructure.LocalRepository
 import chat.rocket.android.server.domain.*
+import chat.rocket.android.widget.emoji.EmojiParser
 import chat.rocket.core.TokenRepository
 import chat.rocket.core.model.Message
 import chat.rocket.core.model.MessageType
@@ -83,7 +84,8 @@ class ViewModelMapper @Inject constructor(private val context: Context,
         val title = url.meta?.title
         val description = url.meta?.description
 
-        return UrlPreviewViewModel(message, url, message.id, title, hostname, description, thumb)
+        return UrlPreviewViewModel(message, url, message.id, title, hostname, description, thumb,
+                getReactions(message))
     }
 
     private fun mapAttachment(message: Message, attachment: Attachment): BaseViewModel<*>? {
@@ -99,11 +101,11 @@ class ViewModelMapper @Inject constructor(private val context: Context,
         val id = "${message.id}_${attachment.titleLink}".hashCode().toLong()
         return when (attachment) {
             is ImageAttachment -> ImageAttachmentViewModel(message, attachment, message.id,
-                    attachmentUrl, attachmentTitle ?: "", id)
+                    attachmentUrl, attachmentTitle ?: "", id, getReactions(message))
             is VideoAttachment -> VideoAttachmentViewModel(message, attachment, message.id,
-                    attachmentUrl, attachmentTitle ?: "", id)
+                    attachmentUrl, attachmentTitle ?: "", id, getReactions(message))
             is AudioAttachment -> AudioAttachmentViewModel(message, attachment, message.id,
-                    attachmentUrl, attachmentTitle ?: "", id)
+                    attachmentUrl, attachmentTitle ?: "", id, getReactions(message))
             else -> null
         }
     }
@@ -138,7 +140,9 @@ class ViewModelMapper @Inject constructor(private val context: Context,
                     val quoteUrl = HttpUrl.parse(url.url)
                     val serverUrl = HttpUrl.parse(baseUrl)
                     if (quoteUrl != null && serverUrl != null) {
-                        quote = makeQuote(quoteUrl, serverUrl)
+                        quote = makeQuote(quoteUrl, serverUrl)?.let {
+                            getMessageWithoutQuoteMarkdown(it)
+                        }
                     }
                 }
             }
@@ -154,7 +158,34 @@ class ViewModelMapper @Inject constructor(private val context: Context,
         val content = getContent(context, message, quote)
         MessageViewModel(message = message, rawData = message, messageId = message.id,
                 avatar = avatar!!, time = time, senderName = sender,
-                content = content, isPinned = message.pinned,currentDayMarkerText = dayMarkerText,showDayMarker = showDayMarker)
+                content = content, isPinned = message.pinned,currentDayMarkerText = dayMarkerText,showDayMarker = showDayMarker,
+		reactions = getReactions(message), isFirstUnread = false)
+    }
+
+  private fun getReactions(message: Message): List<ReactionViewModel> {
+        val reactions = message.reactions?.let {
+            val list = mutableListOf<ReactionViewModel>()
+            it.getShortNames().forEach { shortname ->
+                val usernames = it.getUsernames(shortname) ?: emptyList()
+                val count = usernames.size
+                list.add(
+                        ReactionViewModel(messageId = message.id,
+                                shortname = shortname,
+                                unicode = EmojiParser.parse(shortname),
+                                count = count,
+                                usernames = usernames)
+                )
+            }
+            list
+        }
+        return reactions ?: emptyList()
+    }
+
+    private fun getMessageWithoutQuoteMarkdown(message: Message): Message {
+        val baseUrl = settings.baseUrl()
+        return message.copy(
+                message = message.message.replace("\\[\\s\\]\\($baseUrl.*\\)".toRegex(), "").trim()
+        )
     }
 
     private fun getSenderName(message: Message): CharSequence {
@@ -201,7 +232,7 @@ class ViewModelMapper @Inject constructor(private val context: Context,
         var quoteViewModel: MessageViewModel? = null
         if (quote != null) {
             val quoteMessage: Message = quote
-            quoteViewModel = map(quoteMessage).first { it is MessageViewModel } as MessageViewModel
+            quoteViewModel = mapMessage(quoteMessage)
         }
         return parser.renderMarkdown(message.message, quoteViewModel, currentUsername)
     }

app/src/main/java/chat/rocket/android/chatrooms/di/ChatRoomsFragmentModule.kt

@@ -3,11 +3,9 @@ package chat.rocket.android.chatrooms.di
 import android.arch.lifecycle.LifecycleOwner
 import chat.rocket.android.chatrooms.presentation.ChatRoomsView
 import chat.rocket.android.chatrooms.ui.ChatRoomsFragment
-import chat.rocket.android.core.lifecycle.CancelStrategy
 import chat.rocket.android.dagger.scope.PerFragment
 import dagger.Module
 import dagger.Provides
-import kotlinx.coroutines.experimental.Job
 
 @Module
 @PerFragment
@@ -22,9 +20,4 @@ class ChatRoomsFragmentModule {
     fun provideLifecycleOwner(frag: ChatRoomsFragment): LifecycleOwner {
         return frag
     }
-
-    @Provides
-    fun provideCancelStrategy(owner: LifecycleOwner, jobs: Job): CancelStrategy {
-        return CancelStrategy(owner, jobs)
-    }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/chatrooms/di/ChatRoomsModule.kt

-package chat.rocket.android.chatrooms.di
-
-import android.content.Context
-import chat.rocket.android.chatrooms.presentation.ChatRoomsNavigator
-import chat.rocket.android.main.ui.MainActivity
-import chat.rocket.android.dagger.scope.PerActivity
-import dagger.Module
-import dagger.Provides
-
-@Module
-class ChatRoomsModule {
-
-    @Provides
-    @PerActivity
-    fun provideChatRoomsNavigator(activity: MainActivity, context: Context) = ChatRoomsNavigator(activity, context)
-}
\ No newline at end of file

app/src/main/java/chat/rocket/android/chatrooms/presentation/ChatRoomsNavigator.kt

-package chat.rocket.android.chatrooms.presentation
-
-import android.content.Context
-import chat.rocket.android.R
-import chat.rocket.android.chatroom.ui.chatRoomIntent
-import chat.rocket.android.main.ui.MainActivity
-
-class ChatRoomsNavigator(private val activity: MainActivity, private val context: Context) {
-
-    fun toChatRoom(chatRoomId: String, chatRoomName: String, chatRoomType: String, isChatRoomReadOnly: Boolean) {
-        activity.startActivity(context.chatRoomIntent(chatRoomId, chatRoomName, chatRoomType, isChatRoomReadOnly))
-        activity.overridePendingTransition(R.anim.open_enter, R.anim.open_exit)
-    }
-}
\ No newline at end of file

app/src/main/java/chat/rocket/android/chatrooms/presentation/ChatRoomsPresenter.kt

 package chat.rocket.android.chatrooms.presentation
 
 import chat.rocket.android.core.lifecycle.CancelStrategy
+import chat.rocket.android.main.presentation.MainNavigator
 import chat.rocket.android.server.domain.*
 import chat.rocket.android.server.infraestructure.ConnectionManager
 import chat.rocket.android.server.infraestructure.ConnectionManagerFactory
@@ -24,7 +25,7 @@ import javax.inject.Inject
 
 class ChatRoomsPresenter @Inject constructor(private val view: ChatRoomsView,
                                              private val strategy: CancelStrategy,
-                                             private val navigator: ChatRoomsNavigator,
+                                             private val navigator: MainNavigator,
                                              private val serverInteractor: GetCurrentServerInteractor,
                                              private val getChatRoomsInteractor: GetChatRoomsInteractor,
                                              private val saveChatRoomsInteractor: SaveChatRoomsInteractor,
@@ -68,7 +69,7 @@ class ChatRoomsPresenter @Inject constructor(private val view: ChatRoomsView,
         }
 
         navigator.toChatRoom(chatRoom.id, roomName,
-                chatRoom.type.toString(), chatRoom.readonly ?: false)
+                chatRoom.type.toString(), chatRoom.readonly ?: false, chatRoom.lastSeen ?: -1)
     }
 
     /**

app/src/main/java/chat/rocket/android/chatrooms/ui/ChatRoomsAdapter.kt

 package chat.rocket.android.chatrooms.ui
 
 import DateTimeHelper
+import DrawableHelper
 import android.content.Context
+import android.graphics.drawable.Drawable
 import android.support.v4.content.ContextCompat
 import android.support.v7.widget.RecyclerView
 import android.view.View
@@ -72,10 +74,30 @@ class ChatRoomsAdapter(private val context: Context,
         }
 
         private fun bindName(chatRoom: ChatRoom, textView: TextView) {
-            if (chatRoom.type is RoomType.DirectMessage && settings.useRealName()) {
-                textView.content = chatRoom.fullName ?: chatRoom.name
-            } else {
-                textView.content = chatRoom.name
+            textView.textContent = chatRoom.name
+
+            var drawable = when (chatRoom.type) {
+                is RoomType.Channel -> {
+                    DrawableHelper.getDrawableFromId(R.drawable.ic_room_channel, context)
+                }
+                is RoomType.PrivateGroup -> {
+                    DrawableHelper.getDrawableFromId(R.drawable.ic_room_lock, context)
+                }
+                is RoomType.DirectMessage -> {
+                    DrawableHelper.getDrawableFromId(R.drawable.ic_room_dm, context)
+                }
+                else -> null
+            }
+
+            drawable?.let {
+                val wrappedDrawable = DrawableHelper.wrapDrawable(it)
+                val mutableDrawable = wrappedDrawable.mutate()
+                val color = when (chatRoom.alert || chatRoom.unread > 0) {
+                    true -> R.color.colorPrimaryText
+                    false -> R.color.colorSecondaryText
+                }
+                DrawableHelper.tintDrawable(mutableDrawable, context, color)
+                DrawableHelper.compoundDrawable(textView, mutableDrawable)
             }
         }
 

app/src/main/java/chat/rocket/android/dagger/LocalComponent.kt

+package chat.rocket.android.dagger
+
+import android.content.Context
+import chat.rocket.android.chatroom.adapter.MessageReactionsAdapter
+import chat.rocket.android.dagger.module.LocalModule
+import dagger.BindsInstance
+import dagger.Component
+import javax.inject.Singleton
+
+@Singleton
+@Component(modules = [LocalModule::class])
+interface LocalComponent {
+
+    @Component.Builder
+    interface Builder {
+        @BindsInstance
+        fun context(applicationContext: Context): Builder
+
+        fun build(): LocalComponent
+    }
+
+    fun inject(adapter: MessageReactionsAdapter.SingleReactionViewHolder)
+    fun inject(adapter: MessageReactionsAdapter.AddReactionViewHolder)
+
+    /*@Component.Builder
+    abstract class Builder : AndroidInjector.Builder<RocketChatApplication>()*/
+}

app/src/main/java/chat/rocket/android/dagger/module/ActivityBuilder.kt

@@ -11,13 +11,13 @@ import chat.rocket.android.chatroom.di.PinnedMessagesFragmentProvider
 import chat.rocket.android.chatroom.ui.ChatRoomActivity
 import chat.rocket.android.chatroom.ui.PinnedMessagesActivity
 import chat.rocket.android.chatrooms.di.ChatRoomsFragmentProvider
-import chat.rocket.android.chatrooms.di.ChatRoomsModule
 import chat.rocket.android.dagger.scope.PerActivity
-import chat.rocket.android.main.di.MainActivityProvider
 import chat.rocket.android.main.di.MainModule
 import chat.rocket.android.main.ui.MainActivity
 import chat.rocket.android.members.di.MembersFragmentProvider
 import chat.rocket.android.profile.di.ProfileFragmentProvider
+import chat.rocket.android.settings.password.di.PasswordFragmentProvider
+import chat.rocket.android.settings.password.ui.PasswordActivity
 import dagger.Module
 import dagger.android.ContributesAndroidInjector
 
@@ -35,8 +35,6 @@ abstract class ActivityBuilder {
 
     @PerActivity
     @ContributesAndroidInjector(modules = [MainModule::class,
-        MainActivityProvider::class,
-        ChatRoomsModule::class,
         ChatRoomsFragmentProvider::class,
         ProfileFragmentProvider::class
     ])
@@ -49,4 +47,8 @@ abstract class ActivityBuilder {
     @PerActivity
     @ContributesAndroidInjector(modules = [PinnedMessagesFragmentProvider::class])
     abstract fun bindPinnedMessagesActivity(): PinnedMessagesActivity
+
+    @PerActivity
+    @ContributesAndroidInjector(modules = [PasswordFragmentProvider::class])
+    abstract fun bindPasswordActivity(): PasswordActivity
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/dagger/module/LocalModule.kt

+package chat.rocket.android.dagger.module
+
+import android.content.Context
+import android.content.SharedPreferences
+import chat.rocket.android.infrastructure.LocalRepository
+import chat.rocket.android.infrastructure.SharedPrefsLocalRepository
+import dagger.Module
+import dagger.Provides
+import javax.inject.Singleton
+
+@Module
+class LocalModule {
+
+    @Provides
+    fun provideSharedPreferences(context: Context): SharedPreferences {
+        return context.getSharedPreferences("rocket.chat", Context.MODE_PRIVATE)
+    }
+
+    @Provides
+    @Singleton
+    fun provideLocalRepository(prefs: SharedPreferences): LocalRepository {
+        return SharedPrefsLocalRepository(prefs)
+    }
+}
\ No newline at end of file

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

-package chat.rocket.android.helper
-
-import android.animation.Animator
-import android.animation.AnimatorListenerAdapter
-import android.animation.AnimatorSet
-import android.animation.ObjectAnimator
-import android.content.Context
-import android.os.Build
-import android.os.VibrationEffect
-import android.os.Vibrator
-import android.view.View
-
-object AnimationHelper {
-
-    /**
-     * Shakes a view.
-     */
-    fun shakeView(viewToShake: View, x: Float = 2F, num: Int = 0) {
-        if (num == 6) {
-            viewToShake.translationX = 0.toFloat()
-            return
-        }
-
-        val animatorSet = AnimatorSet()
-        animatorSet.playTogether(ObjectAnimator.ofFloat(viewToShake, "translationX", dp(viewToShake.context, x)))
-        animatorSet.duration = 50
-        animatorSet.addListener(object : AnimatorListenerAdapter() {
-            override fun onAnimationEnd(animation: Animator) {
-                shakeView(viewToShake, if (num == 5) 0.toFloat() else -x, num + 1)
-            }
-        })
-        animatorSet.start()
-    }
-
-    /**
-     * Vibrates the smart phone.
-     */
-    fun vibrateSmartPhone(context: Context) {
-        val vibrator = context.getSystemService(Context.VIBRATOR_SERVICE) as Vibrator
-        if (Build.VERSION.SDK_INT >= 26) {
-            vibrator.vibrate(VibrationEffect.createOneShot(200, VibrationEffect.DEFAULT_AMPLITUDE))
-        } else {
-            vibrator.vibrate(200)
-        }
-    }
-
-    private fun dp(context: Context, value: Float): Float {
-        val density = context.resources.displayMetrics.density
-        val result = Math.ceil(density.times(value.toDouble()))
-        return result.toFloat()
-    }
-}
\ No newline at end of file

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

@@ -59,6 +59,7 @@ class MessageParser @Inject constructor(val context: Application, private val co
             parentNode.appendChild(quoteNode)
             quoteNode.accept(QuoteMessageSenderVisitor(context, configuration, builder, senderName.length))
             quoteNode = parser.parse("> ${toLenientMarkdown(quote.rawData.message)}")
+            quoteNode.accept(EmojiVisitor(builder))
             quoteNode.accept(QuoteMessageBodyVisitor(context, configuration, builder))
         }
         parentNode.accept(LinkVisitor(builder))

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

@@ -13,6 +13,17 @@ object UrlHelper {
      */
     fun getAvatarUrl(serverUrl: String, avatarName: String): String = removeTrailingSlash(serverUrl) + "/avatar/" + avatarName
 
+    /**
+     * Returns the CAS URL.
+     *
+     * @param casLoginUrl The CAS login URL from the server settings.
+     * @param serverUrl The server URL.
+     * @param token The token to be send to the CAS server.
+     * @return The avatar URL.
+     */
+    fun getCasUrl(casLoginUrl: String, serverUrl: String, token: String): String =
+        removeTrailingSlash(casLoginUrl) + "?service=" + removeTrailingSlash(serverUrl) + "/_cas/" + token
+
     /**
      * Returns the server's Terms of Service URL.
      *

app/src/main/java/chat/rocket/android/main/di/MainActivityProvider.kt

-package chat.rocket.android.main.di
-
-import chat.rocket.android.main.ui.MainActivity
-import dagger.Module
-import dagger.android.ContributesAndroidInjector
-
-@Module
-abstract class MainActivityProvider {
-
-    @ContributesAndroidInjector(modules = [MainActivityModule::class])
-    abstract fun provideMainActivity(): MainActivity
-}
\ No newline at end of file

app/src/main/java/chat/rocket/android/main/di/MainModule.kt

 package chat.rocket.android.main.di
 
+import android.arch.lifecycle.LifecycleOwner
 import android.content.Context
+import chat.rocket.android.core.lifecycle.CancelStrategy
 import chat.rocket.android.dagger.scope.PerActivity
 import chat.rocket.android.main.presentation.MainNavigator
+import chat.rocket.android.main.presentation.MainView
 import chat.rocket.android.main.ui.MainActivity
 import dagger.Module
 import dagger.Provides
+import kotlinx.coroutines.experimental.Job
 
 @Module
 class MainModule {
@@ -13,4 +17,13 @@ class MainModule {
     @Provides
     @PerActivity
     fun provideMainNavigator(activity: MainActivity, context: Context) = MainNavigator(activity, context)
+
+    @Provides
+    fun provideMainView(activity: MainActivity): MainView = activity
+
+    @Provides
+    fun provideLifecycleOwner(activity: MainActivity): LifecycleOwner = activity
+
+    @Provides
+    fun provideCancelStrategy(owner: LifecycleOwner, jobs: Job): CancelStrategy = CancelStrategy(owner, jobs)
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/main/presentation/MainNavigator.kt

@@ -2,9 +2,11 @@ package chat.rocket.android.main.presentation
 
 import android.content.Context
 import chat.rocket.android.R
+import chat.rocket.android.chatroom.ui.chatRoomIntent
 import chat.rocket.android.chatrooms.ui.ChatRoomsFragment
 import chat.rocket.android.main.ui.MainActivity
 import chat.rocket.android.profile.ui.ProfileFragment
+import chat.rocket.android.settings.ui.SettingsFragment
 import chat.rocket.android.util.extensions.addFragment
 
 class MainNavigator(internal val activity: MainActivity, internal val context: Context) {
@@ -20,4 +22,15 @@ class MainNavigator(internal val activity: MainActivity, internal val context: C
             ProfileFragment.newInstance()
         }
     }
+
+    fun toSettings() {
+        activity.addFragment("SettingsFragment", R.id.fragment_container) {
+            SettingsFragment.newInstance()
+        }
+    }
+
+    fun toChatRoom(chatRoomId: String, chatRoomName: String, chatRoomType: String, isChatRoomReadOnly: Boolean, chatRoomLastSeen: Long) {
+        activity.startActivity(context.chatRoomIntent(chatRoomId, chatRoomName, chatRoomType, isChatRoomReadOnly, chatRoomLastSeen))
+        activity.overridePendingTransition(R.anim.open_enter, R.anim.open_exit)
+    }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/main/presentation/MainPresenter.kt

 package chat.rocket.android.main.presentation
 
+import chat.rocket.android.core.lifecycle.CancelStrategy
 import chat.rocket.android.infrastructure.LocalRepository
 import chat.rocket.android.server.domain.GetCurrentServerInteractor
 import chat.rocket.android.server.infraestructure.ConnectionManagerFactory
 import chat.rocket.android.server.infraestructure.RocketChatClientFactory
+import chat.rocket.android.util.extensions.launchUI
 import chat.rocket.common.RocketChatException
+import chat.rocket.common.util.ifNull
 import chat.rocket.core.RocketChatClient
 import chat.rocket.core.internal.realtime.disconnect
+import chat.rocket.core.internal.rest.logout
 import chat.rocket.core.internal.rest.unregisterPushToken
-import timber.log.Timber
 import javax.inject.Inject
 
-class MainPresenter @Inject constructor(private val navigator: MainNavigator,
+class MainPresenter @Inject constructor(private val view: MainView,
+                                        private val strategy: CancelStrategy,
+                                        private val navigator: MainNavigator,
                                         private val serverInteractor: GetCurrentServerInteractor,
                                         private val localRepository: LocalRepository,
                                         managerFactory: ConnectionManagerFactory,
@@ -24,23 +29,27 @@ class MainPresenter @Inject constructor(private val navigator: MainNavigator,
 
     fun toUserProfile() = navigator.toUserProfile()
 
+    fun toSettings() = navigator.toSettings()
+
     /**
      * Logout from current server.
      */
     fun logout() {
-        // TODO: inject CancelStrategy, and MainView.
-//        launchUI(strategy) {
+        launchUI(strategy) {
             try {
-//                clearTokens()
-//                client.logout()
+                clearTokens()
+                client.logout()
                 //TODO: Add the code to unsubscribe to all subscriptions.
                 client.disconnect()
-//                view.onLogout()
-            } catch (e: RocketChatException) {
-                Timber.e(e)
-//                view.showMessage(e.message!!)
+                view.onLogout()
+            } catch (exception: RocketChatException) {
+                exception.message?.let {
+                    view.showMessage(it)
+                }.ifNull {
+                    view.showGenericErrorMessage()
+                }
+            }
         }
-//        }
     }
 
     private suspend fun clearTokens() {

app/src/main/java/chat/rocket/android/main/ui/MainActivity.kt

 package chat.rocket.android.main.ui
 
+import android.app.Activity
 import android.content.Intent
 import android.os.Bundle
 import android.support.v4.app.Fragment
@@ -14,12 +15,14 @@ import chat.rocket.android.util.extensions.showToast
 import dagger.android.AndroidInjection
 import dagger.android.AndroidInjector
 import dagger.android.DispatchingAndroidInjector
+import dagger.android.HasActivityInjector
 import dagger.android.support.HasSupportFragmentInjector
 import kotlinx.android.synthetic.main.activity_main.*
 import kotlinx.android.synthetic.main.app_bar.*
 import javax.inject.Inject
 
-class MainActivity : AppCompatActivity(), MainView, HasSupportFragmentInjector {
+class MainActivity : AppCompatActivity(), MainView, HasActivityInjector, HasSupportFragmentInjector {
+    @Inject lateinit var activityDispatchingAndroidInjector: DispatchingAndroidInjector<Activity>
     @Inject lateinit var fragmentDispatchingAndroidInjector: DispatchingAndroidInjector<Fragment>
     @Inject lateinit var presenter: MainPresenter
     private var isFragmentAdded: Boolean = false
@@ -62,6 +65,8 @@ class MainActivity : AppCompatActivity(), MainView, HasSupportFragmentInjector {
 
     override fun showGenericErrorMessage() = showMessage(getString(R.string.msg_generic_error))
 
+    override fun activityInjector(): AndroidInjector<Activity> = activityDispatchingAndroidInjector
+
     override fun supportFragmentInjector(): AndroidInjector<Fragment> = fragmentDispatchingAndroidInjector
 
     private fun setupToolbar() {
@@ -89,6 +94,9 @@ class MainActivity : AppCompatActivity(), MainView, HasSupportFragmentInjector {
             R.id.action_profile -> {
                 presenter.toUserProfile()
             }
+            R.id.action_settings -> {
+                presenter.toSettings()
+            }
             R.id.action_logout -> {
                 presenter.logout()
             }

app/src/main/java/chat/rocket/android/member/ui/MemberBottomSheetFragment.kt

+package chat.rocket.android.member.ui
+
+import android.os.Bundle
+import android.support.design.widget.BottomSheetDialogFragment
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import chat.rocket.android.R
+import chat.rocket.android.util.extensions.content
+import chat.rocket.android.util.extensions.setVisible
+import chat.rocket.android.util.extensions.textContent
+import kotlinx.android.synthetic.main.fragment_member_bottom_sheet.*
+
+fun newInstance(avatarUri: String, realName: String, username: String, email: String, utcOffset: String): BottomSheetDialogFragment {
+    return MemberBottomSheetFragment().apply {
+        arguments = Bundle(1).apply {
+            putString(BUNDLE_AVATAR_URI, avatarUri)
+            putString(BUNDLE_REAL_NAME, realName)
+            putString(BUNDLE_USERNAME, username)
+            putString(BUNDLE_EMAIL, email)
+            putString(BUNDLE_UTC_OFFSET, utcOffset)
+        }
+    }
+}
+
+private const val BUNDLE_AVATAR_URI = "avatar_uri"
+private const val BUNDLE_REAL_NAME = "real_name"
+private const val BUNDLE_USERNAME = "username"
+private const val BUNDLE_EMAIL = "email"
+private const val BUNDLE_UTC_OFFSET = "utc_offset"
+
+class MemberBottomSheetFragment: BottomSheetDialogFragment() {
+    private lateinit var avatarUri: String
+    private lateinit var realName: String
+    private lateinit var username: String
+    private lateinit var email: String
+    private lateinit var utcOffset: String
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val bundle = arguments
+        if (bundle != null) {
+            avatarUri = bundle.getString(BUNDLE_AVATAR_URI)
+            realName = bundle.getString(BUNDLE_REAL_NAME)
+            username = bundle.getString(BUNDLE_USERNAME)
+            email = bundle.getString(BUNDLE_EMAIL)
+            utcOffset = bundle.getString(BUNDLE_UTC_OFFSET)
+        } else {
+            requireNotNull(bundle) { "no arguments supplied when the fragment was instantiated" }
+        }
+    }
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? =
+        inflater.inflate(R.layout.fragment_member_bottom_sheet, container, false)
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        showMemberDetails()
+    }
+
+    private fun showMemberDetails() {
+        image_bottom_sheet_avatar.setImageURI(avatarUri)
+        text_bottom_sheet_member_name.content = realName
+        text_bottom_sheet_member_username.content = username
+
+        if (email.isNotEmpty()) {
+            text_member_email_address.textContent = email
+        } else {
+            text_email_address.setVisible(false)
+            text_member_email_address.setVisible(false)
+        }
+
+        if (utcOffset.isNotEmpty()){
+            text_member_utc.content = utcOffset
+        } else {
+            text_utc.setVisible(false)
+            text_member_utc.setVisible(false)
+        }
+    }
+}
\ No newline at end of file

app/src/main/java/chat/rocket/android/members/di/MembersFragmentModule.kt

 package chat.rocket.android.members.di
 
 import android.arch.lifecycle.LifecycleOwner
+import chat.rocket.android.chatroom.ui.ChatRoomActivity
 import chat.rocket.android.core.lifecycle.CancelStrategy
 import chat.rocket.android.dagger.scope.PerFragment
+import chat.rocket.android.members.presentation.MembersNavigator
 import chat.rocket.android.members.presentation.MembersView
 import chat.rocket.android.members.ui.MembersFragment
 import dagger.Module
@@ -13,6 +15,9 @@ import kotlinx.coroutines.experimental.Job
 @PerFragment
 class MembersFragmentModule {
 
+    @Provides
+    fun provideChatRoomNavigator(activity: ChatRoomActivity) = MembersNavigator(activity)
+
     @Provides
     fun membersView(frag: MembersFragment): MembersView {
         return frag

app/src/main/java/chat/rocket/android/members/presentation/MembersNavigator.kt

+package chat.rocket.android.members.presentation
+
+import chat.rocket.android.chatroom.ui.ChatRoomActivity
+import chat.rocket.android.member.ui.newInstance
+
+class MembersNavigator(internal val activity: ChatRoomActivity) {
+
+    fun toMemberDetails(avatarUri: String, realName: String, username: String, email: String, utcOffset: String) {
+        activity.apply {
+            newInstance(avatarUri, realName, username, email, utcOffset)
+                .show(supportFragmentManager, "MemberBottomSheetFragment")
+        }
+    }
+}

app/src/main/java/chat/rocket/android/members/presentation/MembersPresenter.kt

 package chat.rocket.android.members.presentation
 
 import chat.rocket.android.core.lifecycle.CancelStrategy
+import chat.rocket.android.members.viewmodel.MemberViewModel
 import chat.rocket.android.members.viewmodel.MemberViewModelMapper
 import chat.rocket.android.server.domain.GetCurrentServerInteractor
 import chat.rocket.android.server.infraestructure.RocketChatClientFactory
@@ -13,6 +14,7 @@ import chat.rocket.core.internal.rest.getMembers
 import javax.inject.Inject
 
 class MembersPresenter @Inject constructor(private val view: MembersView,
+                                           private val navigator: MembersNavigator,
                                            private val strategy: CancelStrategy,
                                            private val serverInteractor: GetCurrentServerInteractor,
                                            factory: RocketChatClientFactory,
@@ -38,4 +40,14 @@ class MembersPresenter @Inject constructor(private val view: MembersView,
             }
         }
     }
+
+    fun toMemberDetails(memberViewModel: MemberViewModel) {
+        val avatarUri = memberViewModel.avatarUri.toString()
+        val realName = memberViewModel.realName.toString()
+        val username = "@${memberViewModel.username}"
+        val email = memberViewModel.email ?: ""
+        val utcOffset =  memberViewModel.utcOffset.toString()
+
+        navigator.toMemberDetails(avatarUri, realName, username, email, utcOffset)
+    }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/members/ui/MembersFragment.kt

 package chat.rocket.android.members.ui
 
 import android.os.Bundle
-import android.support.design.widget.BottomSheetBehavior
 import android.support.v4.app.Fragment
 import android.support.v7.app.AppCompatActivity
 import android.support.v7.widget.LinearLayoutManager
@@ -16,11 +15,12 @@ import chat.rocket.android.members.adapter.MembersAdapter
 import chat.rocket.android.members.presentation.MembersPresenter
 import chat.rocket.android.members.presentation.MembersView
 import chat.rocket.android.members.viewmodel.MemberViewModel
-import chat.rocket.android.util.extensions.*
+import chat.rocket.android.util.extensions.inflate
+import chat.rocket.android.util.extensions.setVisible
+import chat.rocket.android.util.extensions.showToast
 import chat.rocket.android.widget.DividerItemDecoration
 import dagger.android.support.AndroidSupportInjection
 import kotlinx.android.synthetic.main.fragment_members.*
-import kotlinx.android.synthetic.main.member_bottom_sheet.*
 import javax.inject.Inject
 
 fun newInstance(chatRoomId: String, chatRoomType: String): Fragment {
@@ -37,9 +37,8 @@ private const val BUNDLE_CHAT_ROOM_TYPE = "chat_room_type"
 
 class MembersFragment : Fragment(), MembersView {
     @Inject lateinit var presenter: MembersPresenter
-    private val adapter: MembersAdapter = MembersAdapter { memberViewModel -> showMemberDetails(memberViewModel) }
+    private val adapter: MembersAdapter = MembersAdapter { memberViewModel -> presenter.toMemberDetails(memberViewModel) }
     private val linearLayoutManager = LinearLayoutManager(context, LinearLayoutManager.VERTICAL, false)
-    private val bottomSheetBehavior by lazy { BottomSheetBehavior.from(member_bottom_sheet) }
 
     private lateinit var chatRoomId: String
     private lateinit var chatRoomType: String
@@ -72,7 +71,7 @@ class MembersFragment : Fragment(), MembersView {
             setupToolbar(total)
             if (adapter.itemCount == 0) {
                 adapter.prependData(dataSet)
-                if (dataSet.size >= 60) {
+                if (dataSet.size >= 59) { // TODO Check why the API retorns the specified count -1
                     recycler_view.addOnScrollListener(object : EndlessRecyclerViewScrollListener(linearLayoutManager) {
                         override fun onLoadMore(page: Int, totalItemsCount: Int, recyclerView: RecyclerView?) {
                             presenter.loadChatRoomsMembers(chatRoomId, chatRoomType, page * 60L)
@@ -103,24 +102,6 @@ class MembersFragment : Fragment(), MembersView {
         }
     }
 
-    private fun showMemberDetails(memberViewModel: MemberViewModel) {
-        image_bottom_sheet_avatar.setImageURI(memberViewModel.avatarUri)
-        text_bottom_sheet_member_name.content = memberViewModel.realName
-        text_bottom_sheet_member_username.content = "@${memberViewModel.username}"
-
-        val memberEmail = memberViewModel.email
-        if (memberEmail != null) {
-            text_member_email_address.textContent = memberEmail
-        } else {
-            text_email_address.setVisible(false)
-            text_member_email_address.setVisible(false)
-        }
-
-        text_member_utc.content = memberViewModel.utcOffset.toString()
-
-        bottomSheetBehavior.state = BottomSheetBehavior.STATE_EXPANDED
-    }
-
     private fun setupToolbar(totalMembers: Long) {
         (activity as ChatRoomActivity).setupToolbarTitle(getString(R.string.title_members, totalMembers))
     }

app/src/main/java/chat/rocket/android/members/viewmodel/MemberViewModelMapper.kt

@@ -8,7 +8,7 @@ import chat.rocket.core.model.Value
 import javax.inject.Inject
 
 class MemberViewModelMapper @Inject constructor(serverInteractor: GetCurrentServerInteractor, getSettingsInteractor: GetSettingsInteractor) {
-    private var settings: Map<String, Value<Any>> = getSettingsInteractor.get(serverInteractor.get()!!)!!
+    private var settings: Map<String, Value<Any>> = getSettingsInteractor.get(serverInteractor.get()!!)
     private val baseUrl = settings.baseUrl()
 
     fun mapToViewModelList(memberList: List<User>): List<MemberViewModel> {

app/src/main/java/chat/rocket/android/profile/di/ProfileFragmentModule.kt

 package chat.rocket.android.profile.di
 
 import android.arch.lifecycle.LifecycleOwner
-import chat.rocket.android.core.lifecycle.CancelStrategy
 import chat.rocket.android.dagger.scope.PerFragment
 import chat.rocket.android.profile.presentation.ProfileView
 import chat.rocket.android.profile.ui.ProfileFragment
 import dagger.Module
 import dagger.Provides
-import kotlinx.coroutines.experimental.Job
 
 @Module
 @PerFragment
@@ -22,9 +20,4 @@ class ProfileFragmentModule {
     fun provideLifecycleOwner(frag: ProfileFragment): LifecycleOwner {
         return frag
     }
-
-    @Provides
-    fun provideCancelStrategy(owner: LifecycleOwner, jobs: Job): CancelStrategy {
-        return CancelStrategy(owner, jobs)
-    }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/profile/presentation/ProfilePresenter.kt

@@ -9,6 +9,7 @@ import chat.rocket.common.RocketChatException
 import chat.rocket.common.util.ifNull
 import chat.rocket.core.RocketChatClient
 import chat.rocket.core.internal.rest.me
+import chat.rocket.core.internal.rest.setAvatar
 import chat.rocket.core.internal.rest.updateProfile
 import javax.inject.Inject
 
@@ -45,10 +46,13 @@ class ProfilePresenter @Inject constructor (private val view: ProfileView,
         }
     }
 
-    fun updateUserProfile(email: String, name: String, username: String) {
+    fun updateUserProfile(email: String, name: String, username: String, avatarUrl: String = "") {
         launchUI(strategy) {
             view.showLoading()
             try {
+                if(avatarUrl!="") {
+                    client.setAvatar(avatarUrl)
+                }
                 val user = client.updateProfile(myselfId, email, name, username)
                 view.showProfileUpdateSuccessfullyMessage()
                 loadUserProfile()

app/src/main/java/chat/rocket/android/profile/ui/ProfileFragment.kt

@@ -6,7 +6,6 @@ import android.os.Bundle
 import android.support.v4.app.Fragment
 import android.support.v7.view.ActionMode
 import android.view.*
-import android.widget.Toast
 import chat.rocket.android.R
 import chat.rocket.android.main.ui.MainActivity
 import chat.rocket.android.profile.presentation.ProfilePresenter
@@ -24,6 +23,7 @@ class ProfileFragment : Fragment(), ProfileView, ActionMode.Callback {
     private lateinit var currentName: String
     private lateinit var currentUsername: String
     private lateinit var currentEmail: String
+    private lateinit var currentAvatar: String
     private var actionMode: ActionMode? = null
 
     companion object {
@@ -54,10 +54,12 @@ class ProfileFragment : Fragment(), ProfileView, ActionMode.Callback {
         text_name.textContent = name
         text_username.textContent = username
         text_email.textContent = email
+        text_avatar_url.textContent = ""
 
         currentName = name
         currentUsername = username
         currentEmail = email
+        currentAvatar = avatarUrl
 
         profile_container.setVisible(true)
 
@@ -93,7 +95,7 @@ class ProfileFragment : Fragment(), ProfileView, ActionMode.Callback {
     override fun onActionItemClicked(mode: ActionMode, menuItem: MenuItem): Boolean {
         return when (menuItem.itemId) {
             R.id.action_profile -> {
-                presenter.updateUserProfile(text_email.textContent, text_name.textContent, text_username.textContent)
+                presenter.updateUserProfile(text_email.textContent, text_name.textContent, text_username.textContent, text_avatar_url.textContent)
                 mode.finish()
                 true
             }
@@ -116,17 +118,26 @@ class ProfileFragment : Fragment(), ProfileView, ActionMode.Callback {
             val personDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_person_black_24dp, this)
             val atDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_at_black_24dp, this)
             val emailDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_email_black_24dp, this)
+            val linkDrawable = DrawableHelper.getDrawableFromId(R.drawable.ic_link_black_24dp, this)
 
-            val drawables = arrayOf(personDrawable, atDrawable, emailDrawable)
+            val drawables = arrayOf(personDrawable, atDrawable, emailDrawable, linkDrawable)
             DrawableHelper.wrapDrawables(drawables)
             DrawableHelper.tintDrawables(drawables, this, R.color.colorDrawableTintGrey)
-            DrawableHelper.compoundDrawables(arrayOf(text_name, text_username, text_email), drawables)
+            DrawableHelper.compoundDrawables(arrayOf(text_name, text_username, text_email, text_avatar_url), drawables)
         }
     }
 
     private fun listenToChanges() {
-        Observables.combineLatest(text_name.asObservable(), text_username.asObservable(), text_email.asObservable()).subscribe({ t ->
-                    if (t.first.toString() != currentName || t.second.toString() != currentUsername || t.third.toString() != currentEmail) {
+        Observables.combineLatest(text_name.asObservable(),
+            text_username.asObservable(),
+            text_email.asObservable(),
+            text_avatar_url.asObservable()) { text_name, text_username, text_email, text_avatar_url ->
+                return@combineLatest (text_name.toString() != currentName ||
+                    text_username.toString() !=currentUsername ||
+                    text_email.toString() != currentEmail ||
+                    (text_avatar_url.toString() != "" && text_avatar_url.toString()!= currentAvatar))
+            }.subscribe({ isValid->
+                if (isValid) {
                     startActionMode()
                 } else {
                     finishActionMode()
@@ -146,5 +157,6 @@ class ProfileFragment : Fragment(), ProfileView, ActionMode.Callback {
         text_name.isEnabled = value
         text_username.isEnabled = value
         text_email.isEnabled = value
+        text_avatar_url.isEnabled = value
     }
 }

app/src/main/java/chat/rocket/android/server/domain/RefreshSettingsInteractor.kt

@@ -11,13 +11,17 @@ class RefreshSettingsInteractor @Inject constructor(private val factory: RocketC
                                                     private val repository: SettingsRepository) {
 
     private var settingsFilter = arrayOf(
+        LDAP_ENABLE, CAS_ENABLE, CAS_LOGIN_URL,
+
+        ACCOUNT_REGISTRATION, ACCOUNT_LOGIN_FORM, ACCOUNT_PASSWORD_RESET, ACCOUNT_CUSTOM_FIELDS,
+        ACCOUNT_GOOGLE, ACCOUNT_FACEBOOK, ACCOUNT_GITHUB, ACCOUNT_LINKEDIN, ACCOUNT_METEOR,
+        ACCOUNT_TWITTER, ACCOUNT_WORDPRESS, ACCOUNT_GITLAB,
+
         SITE_URL, SITE_NAME, FAVICON_512, USE_REALNAME, ALLOW_ROOM_NAME_SPECIAL_CHARS,
-        FAVORITE_ROOMS, ACCOUNT_LOGIN_FORM, ACCOUNT_GOOGLE, ACCOUNT_FACEBOOK, ACCOUNT_GITHUB,
-        ACCOUNT_GITLAB, ACCOUNT_LINKEDIN, ACCOUNT_METEOR, ACCOUNT_TWITTER, ACCOUNT_WORDPRESS,
-        LDAP_ENABLE, ACCOUNT_REGISTRATION, UPLOAD_STORAGE_TYPE, UPLOAD_MAX_FILE_SIZE,
-        UPLOAD_WHITELIST_MIMETYPES, HIDE_USER_JOIN, HIDE_USER_LEAVE, HIDE_TYPE_AU, HIDE_MUTE_UNMUTE,
-        HIDE_TYPE_RU, ACCOUNT_CUSTOM_FIELDS, ALLOW_MESSAGE_DELETING, ALLOW_MESSAGE_EDITING,
-        ALLOW_MESSAGE_PINNING, SHOW_DELETED_STATUS, SHOW_EDITED_STATUS)
+        FAVORITE_ROOMS, UPLOAD_STORAGE_TYPE, UPLOAD_MAX_FILE_SIZE, UPLOAD_WHITELIST_MIMETYPES,
+        HIDE_USER_JOIN, HIDE_USER_LEAVE,
+        HIDE_TYPE_AU, HIDE_MUTE_UNMUTE, HIDE_TYPE_RU, ALLOW_MESSAGE_DELETING,
+        ALLOW_MESSAGE_EDITING, ALLOW_MESSAGE_PINNING, SHOW_DELETED_STATUS, SHOW_EDITED_STATUS)
 
     suspend fun refresh(server: String) {
         withContext(CommonPool) {

app/src/main/java/chat/rocket/android/server/domain/SettingsRepository.kt

@@ -7,20 +7,25 @@ typealias PublicSettings = Map<String, Value<Any>>
 
 interface SettingsRepository {
     fun save(url: String, settings: PublicSettings)
-    fun get(url: String): PublicSettings?
+    fun get(url: String): PublicSettings
 }
 
+// Authentication methods.
+const val LDAP_ENABLE = "LDAP_Enable"
+const val CAS_ENABLE = "CAS_enabled"
+const val CAS_LOGIN_URL = "CAS_login_url"
+const val ACCOUNT_REGISTRATION = "Accounts_RegistrationForm"
+const val ACCOUNT_LOGIN_FORM = "Accounts_ShowFormLogin"
+const val ACCOUNT_PASSWORD_RESET = "Accounts_PasswordReset"
+const val ACCOUNT_CUSTOM_FIELDS = "Accounts_CustomFields"
+const val ACCOUNT_GOOGLE = "Accounts_OAuth_Google"
 const val ACCOUNT_FACEBOOK = "Accounts_OAuth_Facebook"
 const val ACCOUNT_GITHUB = "Accounts_OAuth_Github"
-const val ACCOUNT_GITLAB = "Accounts_OAuth_Gitlab"
-const val ACCOUNT_GOOGLE = "Accounts_OAuth_Google"
 const val ACCOUNT_LINKEDIN = "Accounts_OAuth_Linkedin"
 const val ACCOUNT_METEOR = "Accounts_OAuth_Meteor"
 const val ACCOUNT_TWITTER = "Accounts_OAuth_Twitter"
 const val ACCOUNT_WORDPRESS = "Accounts_OAuth_Wordpress"
-const val ACCOUNT_REGISTRATION = "Accounts_RegistrationForm"
-const val ACCOUNT_LOGIN_FORM = "Accounts_ShowFormLogin"
-const val ACCOUNT_CUSTOM_FIELDS = "Accounts_CustomFields"
+const val ACCOUNT_GITLAB = "Accounts_OAuth_Gitlab"
 
 const val SITE_URL = "Site_Url"
 const val SITE_NAME = "Site_Name"
@@ -28,7 +33,6 @@ const val FAVICON_512 = "Assets_favicon_512"
 const val USE_REALNAME = "UI_Use_Real_Name"
 const val ALLOW_ROOM_NAME_SPECIAL_CHARS = "UI_Allow_room_names_with_special_chars"
 const val FAVORITE_ROOMS = "Favorite_Rooms"
-const val LDAP_ENABLE = "LDAP_Enable"
 const val UPLOAD_STORAGE_TYPE = "FileUpload_Storage_Type"
 const val UPLOAD_MAX_FILE_SIZE = "FileUpload_MaxFileSize"
 const val UPLOAD_WHITELIST_MIMETYPES = "FileUpload_MediaTypeWhiteList"
@@ -42,20 +46,27 @@ const val ALLOW_MESSAGE_EDITING = "Message_AllowEditing"
 const val SHOW_DELETED_STATUS = "Message_ShowDeletedStatus"
 const val SHOW_EDITED_STATUS = "Message_ShowEditedStatus"
 const val ALLOW_MESSAGE_PINNING = "Message_AllowPinning"
+
 /*
  * Extension functions for Public Settings.
  *
  * If you need to access a Setting, add a const val key above, add it to the filter on
  * ServerPresenter.kt and a extension function to access it
  */
-fun PublicSettings.googleEnabled(): Boolean = this[ACCOUNT_GOOGLE]?.value == true
-fun PublicSettings.facebookEnabled(): Boolean = this[ACCOUNT_FACEBOOK]?.value == true
-fun PublicSettings.githubEnabled(): Boolean = this[ACCOUNT_GITHUB]?.value == true
-fun PublicSettings.linkedinEnabled(): Boolean = this[ACCOUNT_LINKEDIN]?.value == true
-fun PublicSettings.meteorEnabled(): Boolean = this[ACCOUNT_METEOR]?.value == true
-fun PublicSettings.twitterEnabled(): Boolean = this[ACCOUNT_TWITTER]?.value == true
-fun PublicSettings.gitlabEnabled(): Boolean = this[ACCOUNT_GITLAB]?.value == true
-fun PublicSettings.wordpressEnabled(): Boolean = this[ACCOUNT_WORDPRESS]?.value == true
+fun PublicSettings.isLdapAuthenticationEnabled(): Boolean = this[LDAP_ENABLE]?.value == true
+fun PublicSettings.isCasAuthenticationEnabled(): Boolean = this[CAS_ENABLE]?.value == true
+fun PublicSettings.casLoginUrl(): String = this[CAS_LOGIN_URL]?.value.toString()
+fun PublicSettings.isRegistrationEnabledForNewUsers(): Boolean = this[ACCOUNT_REGISTRATION]?.value == "Public"
+fun PublicSettings.isLoginFormEnabled(): Boolean = this[ACCOUNT_LOGIN_FORM]?.value == true
+fun PublicSettings.isPasswordResetEnabled(): Boolean = this[ACCOUNT_PASSWORD_RESET]?.value == true
+fun PublicSettings.isGoogleAuthenticationEnabled(): Boolean = this[ACCOUNT_GOOGLE]?.value == true
+fun PublicSettings.isFacebookAuthenticationEnabled(): Boolean = this[ACCOUNT_FACEBOOK]?.value == true
+fun PublicSettings.isGithubAuthenticationEnabled(): Boolean = this[ACCOUNT_GITHUB]?.value == true
+fun PublicSettings.isLinkedinAuthenticationEnabled(): Boolean = this[ACCOUNT_LINKEDIN]?.value == true
+fun PublicSettings.isMeteorAuthenticationEnabled(): Boolean = this[ACCOUNT_METEOR]?.value == true
+fun PublicSettings.isTwitterAuthenticationEnabled(): Boolean = this[ACCOUNT_TWITTER]?.value == true
+fun PublicSettings.isGitlabAuthenticationEnabled(): Boolean = this[ACCOUNT_GITLAB]?.value == true
+fun PublicSettings.isWordpressAuthenticationEnabled(): Boolean = this[ACCOUNT_WORDPRESS]?.value == true
 
 fun PublicSettings.useRealName(): Boolean = this[USE_REALNAME]?.value == true
 
@@ -66,11 +77,6 @@ fun PublicSettings.allowedMessagePinning(): Boolean = this[ALLOW_MESSAGE_PINNING
 fun PublicSettings.allowedMessageEditing(): Boolean = this[ALLOW_MESSAGE_EDITING]?.value == true
 fun PublicSettings.allowedMessageDeleting(): Boolean = this[ALLOW_MESSAGE_DELETING]?.value == true
 
-fun PublicSettings.registrationEnabled(): Boolean {
-    val value = this[ACCOUNT_REGISTRATION]
-    return value?.value == "Public"
-}
-
 fun PublicSettings.uploadMimeTypeFilter(): Array<String> {
     val values = this[UPLOAD_WHITELIST_MIMETYPES]?.value
     values?.let { it as String }?.split(",")?.let {

app/src/main/java/chat/rocket/android/server/infraestructure/SharedPreferencesSettingsRepository.kt

@@ -14,12 +14,10 @@ class SharedPreferencesSettingsRepository(private val localRepository: LocalRepo
         localRepository.save("$SETTINGS_KEY$url", adapter.toJson(settings))
     }
 
-    override fun get(url: String): PublicSettings? {
-        val settings = localRepository.get("$SETTINGS_KEY$url")
-        settings?.let {
-            return adapter.fromJson(it)
+    override fun get(url: String): PublicSettings {
+        val settings = localRepository.get("$SETTINGS_KEY$url")!!
+        settings.let {
+            return adapter.fromJson(it)!!
         }
-
-        return null
     }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/main/di/MainActivityModule.kt → app/src/main/java/chat/rocket/android/settings/di/SettingsFragmentModule.kt

-package chat.rocket.android.main.di
+package chat.rocket.android.settings.di
 
 import android.arch.lifecycle.LifecycleOwner
 import chat.rocket.android.core.lifecycle.CancelStrategy
-import chat.rocket.android.main.presentation.MainView
-import chat.rocket.android.main.ui.MainActivity
+import chat.rocket.android.dagger.scope.PerFragment
+import chat.rocket.android.settings.presentation.SettingsView
+import chat.rocket.android.settings.ui.SettingsFragment
 import dagger.Module
 import dagger.Provides
 import kotlinx.coroutines.experimental.Job
 
 @Module
-class MainActivityModule {
-
-//    @Provides
-//    fun provideMainView(activity: MainActivity): MainView = activity
-
+@PerFragment
+class SettingsFragmentModule {
     @Provides
-    fun provideLifecycleOwner(activity: MainActivity): LifecycleOwner = activity
+    fun settingsView(frag: SettingsFragment): SettingsView {
+        return frag
+    }
 
     @Provides
-    fun provideCancelStrategy(owner: LifecycleOwner, jobs: Job): CancelStrategy = CancelStrategy(owner, jobs)
+    fun settingsLifecycleOwner(frag: SettingsFragment): LifecycleOwner {
+        return frag
+    }
 
+    @Provides
+    fun provideCancelStrategy(owner: LifecycleOwner, jobs: Job): CancelStrategy {
+        return CancelStrategy(owner, jobs)
+    }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/settings/di/SettingsFragmentProvider.kt

+package chat.rocket.android.settings.di
+
+import chat.rocket.android.settings.ui.SettingsFragment
+import dagger.Module
+import dagger.android.ContributesAndroidInjector
+
+@Module
+abstract class SettingsFragmentProvider {
+    @ContributesAndroidInjector(modules = [SettingsFragmentModule::class])
+    abstract fun provideSettingsFragment(): SettingsFragment
+}
\ No newline at end of file

app/src/main/java/chat/rocket/android/settings/password/di/PasswordFragmentModule.kt

+package chat.rocket.android.settings.password.di
+
+import android.arch.lifecycle.LifecycleOwner
+import chat.rocket.android.core.lifecycle.CancelStrategy
+import chat.rocket.android.dagger.scope.PerFragment
+import chat.rocket.android.settings.password.presentation.PasswordView
+import chat.rocket.android.settings.password.ui.PasswordFragment
+import dagger.Module
+import dagger.Provides
+import kotlinx.coroutines.experimental.Job
+
+@Module
+@PerFragment
+class PasswordFragmentModule {
+    @Provides
+    fun passwordView(frag: PasswordFragment): PasswordView {
+        return frag
+    }
+
+    @Provides
+    fun settingsLifecycleOwner(frag: PasswordFragment): LifecycleOwner {
+        return frag
+    }
+
+    @Provides
+    fun provideCancelStrategy(owner: LifecycleOwner, jobs: Job): CancelStrategy {
+        return CancelStrategy(owner, jobs)
+    }
+}

app/src/main/java/chat/rocket/android/settings/password/di/PasswordFragmentProvider.kt

+package chat.rocket.android.settings.password.di
+
+import chat.rocket.android.settings.password.ui.PasswordFragment
+import dagger.Module
+import dagger.android.ContributesAndroidInjector
+
+@Module
+abstract class PasswordFragmentProvider {
+    @ContributesAndroidInjector(modules = [PasswordFragmentModule::class])
+    abstract fun providePasswordFragment(): PasswordFragment
+}
\ No newline at end of file

app/src/main/java/chat/rocket/android/settings/password/presentation/PasswordPresenter.kt

+package chat.rocket.android.settings.password.presentation
+
+import chat.rocket.android.core.lifecycle.CancelStrategy
+import chat.rocket.android.server.domain.GetCurrentServerInteractor
+import chat.rocket.android.server.infraestructure.RocketChatClientFactory
+import chat.rocket.android.util.extensions.launchUI
+import chat.rocket.common.RocketChatException
+import chat.rocket.core.RocketChatClient
+import chat.rocket.core.internal.rest.me
+import chat.rocket.core.internal.rest.updateProfile
+import javax.inject.Inject
+
+class PasswordPresenter @Inject constructor (private val view: PasswordView,
+                                             private val strategy: CancelStrategy,
+                                             serverInteractor: GetCurrentServerInteractor,
+                                             factory: RocketChatClientFactory){
+    private val serverUrl = serverInteractor.get()!!
+    private val client: RocketChatClient = factory.create(serverUrl)
+
+    fun updatePassword(password: String) {
+        launchUI(strategy) {
+            try {
+                view.showLoading()
+
+                client.updateProfile(client.me().id, null, null, password, null)
+
+                view.showPasswordSuccessfullyUpdatedMessage()
+                view.hideLoading()
+            } catch (exception: RocketChatException) {
+                view.showPasswordFailsUpdateMessage(exception.message)
+                view.hideLoading()
+            }
+        }
+    }
+}
\ No newline at end of file

app/src/main/java/chat/rocket/android/settings/password/presentation/PasswordView.kt

+package chat.rocket.android.settings.password.presentation
+
+import chat.rocket.android.core.behaviours.LoadingView
+
+interface PasswordView: LoadingView {
+    /**
+     * Shows a message when a user's password is successfully updated
+     */
+    fun showPasswordSuccessfullyUpdatedMessage()
+
+    /**
+     * Shows a message when the user's password fails to update
+     * @param error is a String containing the failure message
+     */
+    fun showPasswordFailsUpdateMessage(error : String?)
+}

app/src/main/java/chat/rocket/android/settings/password/ui/PasswordActivity.kt

+package chat.rocket.android.settings.password.ui
+
+import android.os.Bundle
+import android.support.v4.app.Fragment
+import android.support.v7.app.AppCompatActivity
+import chat.rocket.android.R
+import chat.rocket.android.chatrooms.ui.ChatRoomsFragment
+import chat.rocket.android.util.extensions.addFragment
+import chat.rocket.android.util.extensions.textContent
+import dagger.android.AndroidInjection
+import dagger.android.AndroidInjector
+import dagger.android.DispatchingAndroidInjector
+import dagger.android.support.HasSupportFragmentInjector
+import kotlinx.android.synthetic.main.app_bar_password.*
+import javax.inject.Inject
+
+class PasswordActivity : AppCompatActivity(), HasSupportFragmentInjector {
+    @Inject lateinit var fragmentDispatchingAndroidInjector: DispatchingAndroidInjector<Fragment>
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        AndroidInjection.inject(this)
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_password)
+
+        setupToolbar()
+        addFragment("PasswordFragment")
+    }
+
+    override fun onBackPressed() {
+        super.onBackPressed()
+        finish()
+        overridePendingTransition(R.anim.close_enter, R.anim.close_exit)
+    }
+
+    override fun onSupportNavigateUp(): Boolean {
+        onBackPressed()
+        return super.onNavigateUp()
+    }
+
+    override fun supportFragmentInjector(): AndroidInjector<Fragment> = fragmentDispatchingAndroidInjector
+
+    private fun addFragment(tag: String) {
+        addFragment(tag, R.id.fragment_container) {
+            PasswordFragment.newInstance()
+        }
+    }
+
+    private fun setupToolbar() {
+        setSupportActionBar(toolbar)
+        text_change_password.textContent = resources.getString(R.string.title_password)
+    }
+}

app/src/main/java/chat/rocket/android/settings/password/ui/PasswordFragment.kt

+package chat.rocket.android.settings.password.ui
+
+import android.os.Bundle
+import android.support.v4.app.Fragment
+import android.view.*
+import android.widget.Toast
+import chat.rocket.android.R
+import chat.rocket.android.settings.password.presentation.PasswordPresenter
+import chat.rocket.android.settings.password.presentation.PasswordView
+import chat.rocket.android.util.extensions.asObservable
+import chat.rocket.android.util.extensions.inflate
+import chat.rocket.android.util.extensions.textContent
+import android.support.v7.view.ActionMode
+import dagger.android.support.AndroidSupportInjection
+import io.reactivex.rxkotlin.Observables
+import kotlinx.android.synthetic.main.fragment_password.*
+import javax.inject.Inject
+
+class PasswordFragment: Fragment(), PasswordView, android.support.v7.view.ActionMode.Callback {
+    @Inject lateinit var presenter: PasswordPresenter
+    private var actionMode: ActionMode? = null
+
+    companion object {
+        fun newInstance() = PasswordFragment()
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        AndroidSupportInjection.inject(this)
+        super.onCreate(savedInstanceState)
+    }
+
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? = container?.inflate(R.layout.fragment_password)
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        listenToChanges()
+    }
+
+    override fun hideLoading() {
+        layout_new_password.visibility = View.VISIBLE
+        layout_confirm_password.visibility = View.VISIBLE
+        view_loading.visibility = View.GONE
+    }
+
+    override fun onActionItemClicked(mode: ActionMode, menuItem: MenuItem): Boolean {
+        return when (menuItem.itemId) {
+            R.id.action_password -> {
+                presenter.updatePassword(text_new_password.textContent)
+                mode.finish()
+                return true
+            }
+            else -> {
+                false
+            }
+        }
+    }
+
+    override fun onCreateActionMode(mode: ActionMode, menu: Menu?): Boolean {
+        mode.menuInflater.inflate(R.menu.password, menu)
+        mode.title = resources.getString(R.string.action_confirm_password)
+        return true
+    }
+
+    override fun onPrepareActionMode(mode: ActionMode?, menu: Menu?): Boolean = false
+
+    override fun onDestroyActionMode(mode: ActionMode?) {
+        actionMode = null
+    }
+
+    override fun showLoading() {
+        layout_new_password.visibility = View.GONE
+        layout_confirm_password.visibility = View.GONE
+        view_loading.visibility = View.VISIBLE
+    }
+
+    override fun showPasswordFailsUpdateMessage(error: String?) {
+        showToast("Password fails to update: " + error)
+    }
+
+    override fun showPasswordSuccessfullyUpdatedMessage() {
+        showToast("Password was successfully updated!")
+    }
+
+    private fun finishActionMode() = actionMode?.finish()
+
+    private fun listenToChanges() {
+        Observables.combineLatest(text_new_password.asObservable(), text_confirm_password.asObservable()).subscribe {
+            val textPassword = text_new_password.textContent
+            val textConfirmPassword = text_confirm_password.textContent
+
+            if (textPassword.length > 5 && textConfirmPassword.length > 5 && textPassword.equals(textConfirmPassword))
+                startActionMode()
+            else
+                finishActionMode()
+        }
+    }
+
+    private fun showToast(msg: String?) {
+        Toast.makeText(context, msg, Toast.LENGTH_LONG).show()
+    }
+
+    private fun startActionMode() {
+        if (actionMode == null) {
+            actionMode = (activity as PasswordActivity).startSupportActionMode(this)
+        }
+    }
+}
\ No newline at end of file

app/src/main/java/chat/rocket/android/settings/presentation/SettingsView.kt

+package chat.rocket.android.settings.presentation
+
+interface SettingsView

app/src/main/java/chat/rocket/android/settings/ui/SettingsFragment.kt

+package chat.rocket.android.settings.ui
+
+import android.content.Intent
+import android.os.Bundle
+import android.support.v4.app.Fragment
+import android.support.v7.app.AppCompatActivity
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.AdapterView
+import chat.rocket.android.R
+import chat.rocket.android.main.ui.MainActivity
+import chat.rocket.android.settings.password.ui.PasswordActivity
+import chat.rocket.android.settings.presentation.SettingsView
+import chat.rocket.android.util.extensions.inflate
+import kotlinx.android.synthetic.main.app_bar.*
+import kotlinx.android.synthetic.main.fragment_settings.*
+import kotlin.reflect.KClass
+
+class SettingsFragment: Fragment(), SettingsView, AdapterView.OnItemClickListener {
+    companion object {
+        fun newInstance() = SettingsFragment()
+    }
+
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? = container?.inflate(R.layout.fragment_settings)
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        setupToolbar()
+        setupListView()
+    }
+
+    override fun onItemClick(parent: AdapterView<*>?, view: View?, position: Int, id: Long) {
+        when (parent?.getItemAtPosition(position).toString()) {
+            "Change Password" -> {
+                startNewActivity(PasswordActivity::class)
+            }
+        }
+    }
+
+    private fun setupListView() {
+        settings_list.onItemClickListener = this
+    }
+
+    private fun setupToolbar() {
+        (activity as MainActivity).toolbar.title = getString(R.string.title_settings)
+    }
+
+    private fun startNewActivity(classType: KClass<out AppCompatActivity>) {
+        startActivity(Intent(activity, classType.java))
+        activity?.overridePendingTransition(R.anim.open_enter, R.anim.open_exit)
+    }
+}

app/src/main/java/chat/rocket/android/util/extensions/Animation.kt

 package chat.rocket.android.util.extensions
 
+import android.animation.Animator
+import android.animation.AnimatorListenerAdapter
+import android.animation.AnimatorSet
+import android.animation.ObjectAnimator
+import android.content.Context
+import android.os.Build
+import android.os.VibrationEffect
+import android.os.Vibrator
+import android.support.v4.app.Fragment
 import android.view.View
 import android.view.ViewAnimationUtils
 import android.view.animation.AccelerateInterpolator
@@ -64,3 +73,36 @@ fun View.circularRevealOrUnreveal(centerX: Int, centerY: Int, startRadius: Float
 
     anim.start()
 }
+
+fun View.shake(x: Float = 2F, num: Int = 0){
+    if (num == 6) {
+        this.translationX = 0.toFloat()
+        return
+    }
+
+    val animatorSet = AnimatorSet()
+    animatorSet.playTogether(ObjectAnimator.ofFloat(this, "translationX", this.context.dp(x)))
+    animatorSet.duration = 50
+    animatorSet.addListener(object : AnimatorListenerAdapter() {
+        override fun onAnimationEnd(animation: Animator) {
+            shake(if (num == 5) 0.toFloat() else -x, num + 1)
+        }
+    })
+    animatorSet.start()
+}
+
+fun Context.dp(value: Float): Float {
+    val density = this.resources.displayMetrics.density
+    val result = Math.ceil(density.times(value.toDouble()))
+    return result.toFloat()
+}
+
+fun Fragment.vibrateSmartPhone() {
+    val vibrator = context?.getSystemService(Context.VIBRATOR_SERVICE) as Vibrator
+    if (Build.VERSION.SDK_INT >= 26) {
+        vibrator.vibrate(VibrationEffect.createOneShot(200, VibrationEffect.DEFAULT_AMPLITUDE))
+    } else {
+        vibrator.vibrate(200)
+    }
+
+}
\ No newline at end of file

app/src/main/java/chat/rocket/android/util/extensions/Text.kt

@@ -9,6 +9,7 @@ import android.widget.TextView
 import chat.rocket.android.widget.emoji.EmojiParser
 import chat.rocket.android.widget.emoji.EmojiTypefaceSpan
 import ru.noties.markwon.Markwon
+import java.security.SecureRandom
 
 fun String.ifEmpty(value: String): String {
     if (isEmpty()) {
@@ -34,6 +35,17 @@ fun EditText.erase() {
 
 fun String.isEmailValid(): Boolean = Patterns.EMAIL_ADDRESS.matcher(this).matches()
 
+fun generateRandomString(stringLength: Int): String {
+    val base = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
+    val secureRandom = SecureRandom()
+
+    val stringBuilder = StringBuilder(stringLength)
+    for (i in 0 until stringLength) {
+        stringBuilder.append(base[secureRandom.nextInt(base.length)])
+    }
+    return stringBuilder.toString()
+}
+
 var TextView.textContent: String
     get() = text.toString()
     set(value) {

app/src/main/java/chat/rocket/android/webview/cas/ui/CasWebViewActivity.kt

+package chat.rocket.android.webview.cas.ui
+
+import android.annotation.SuppressLint
+import android.app.Activity
+import android.content.Context
+import android.content.Intent
+import android.graphics.Bitmap
+import android.os.Bundle
+import android.support.v7.app.AppCompatActivity
+import android.webkit.WebView
+import android.webkit.WebViewClient
+import chat.rocket.android.R
+import kotlinx.android.synthetic.main.activity_web_view.*
+import kotlinx.android.synthetic.main.app_bar.*
+
+fun Context.webViewIntent(webPageUrl: String, casToken: String): Intent {
+    return Intent(this, CasWebViewActivity::class.java).apply {
+        putExtra(INTENT_WEB_PAGE_URL, webPageUrl)
+        putExtra(INTENT_CAS_TOKEN, casToken)
+    }
+}
+
+private const val INTENT_WEB_PAGE_URL = "web_page_url"
+private const val INTENT_CAS_TOKEN = "cas_token"
+
+class CasWebViewActivity : AppCompatActivity() {
+    private lateinit var webPageUrl: String
+    private lateinit var casToken: String
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_web_view)
+
+        webPageUrl = intent.getStringExtra(INTENT_WEB_PAGE_URL)
+        requireNotNull(webPageUrl) { "no web_page_url provided in Intent extras" }
+
+        casToken = intent.getStringExtra(INTENT_CAS_TOKEN)
+        requireNotNull(casToken) { "no cas_token provided in Intent extras" }
+
+        setupToolbar()
+    }
+
+    override fun onResume() {
+        super.onResume()
+        setupWebView()
+    }
+
+    override fun onBackPressed() {
+        if (web_view.canGoBack()) {
+            web_view.goBack()
+        } else {
+            finishActivity(false)
+        }
+    }
+
+    private fun setupToolbar() {
+        toolbar.title = getString(R.string.title_authentication)
+        toolbar.setNavigationIcon(R.drawable.ic_close_white_24dp)
+        toolbar.setNavigationOnClickListener { finishActivity(false) }
+    }
+
+    @SuppressLint("SetJavaScriptEnabled")
+    private fun setupWebView() {
+        web_view.settings.javaScriptEnabled = true
+        web_view.webViewClient = object : WebViewClient() {
+            override fun onPageStarted(view: WebView, url: String, favicon: Bitmap?) {
+                // The user can be already logged in the CAS, so check if the URL contains the "ticket" word
+                // (that means he/she is successful authenticated and we don't need to wait until the page is finished.
+                if (url.contains("ticket")) {
+                    finishActivity(true)
+                }
+            }
+
+            override fun onPageFinished(view: WebView, url: String) {
+                if (url.contains("ticket")) {
+                    finishActivity(true)
+                } else {
+                    view_loading.hide()
+                }
+            }
+        }
+        web_view.loadUrl(webPageUrl)
+    }
+
+    private fun finishActivity(setResultOk: Boolean) {
+        if (setResultOk) {
+            setResult(Activity.RESULT_OK, Intent().putExtra(INTENT_CAS_TOKEN, casToken))
+            finish()
+        } else {
+            super.onBackPressed()
+        }
+        overridePendingTransition(R.anim.hold, R.anim.slide_down)
+    }
+}
\ No newline at end of file

app/src/main/java/chat/rocket/android/webview/WebViewActivity.kt → app/src/main/java/chat/rocket/android/webview/ui/WebViewActivity.kt

-package chat.rocket.android.webview
+package chat.rocket.android.webview.ui
 
 import android.annotation.SuppressLint
 import android.content.Context
@@ -19,6 +19,7 @@ fun Context.webViewIntent(webPageUrl: String): Intent {
 
 private const val INTENT_WEB_PAGE_URL = "web_page_url"
 
+// Simple WebView to load URL.
 class WebViewActivity : AppCompatActivity() {
     private lateinit var webPageUrl: String
 

app/src/main/java/chat/rocket/android/widget/emoji/CategoryPagerAdapter.kt

@@ -9,10 +9,10 @@ import android.view.View
 import android.view.ViewGroup
 import android.widget.TextView
 import chat.rocket.android.R
-import chat.rocket.android.widget.emoji.EmojiKeyboardPopup.Listener
 import java.util.*
 
-class CategoryPagerAdapter(val listener: Listener) : PagerAdapter() {
+class CategoryPagerAdapter(val listener: EmojiKeyboardListener) : PagerAdapter() {
+
     override fun isViewFromObject(view: View, obj: Any): Boolean {
         return view == obj
     }
@@ -46,7 +46,7 @@ class CategoryPagerAdapter(val listener: Listener) : PagerAdapter() {
 
     override fun getPageTitle(position: Int) = EmojiCategory.values()[position].textIcon()
 
-    class EmojiAdapter(val spanCount: Int, val listener: Listener) : RecyclerView.Adapter<EmojiRowViewHolder>() {
+    class EmojiAdapter(val spanCount: Int, val listener: EmojiKeyboardListener) : RecyclerView.Adapter<EmojiRowViewHolder>() {
         private var emojis = Collections.emptyList<Emoji>()
 
         fun addEmojis(emojis: List<Emoji>) {
@@ -66,7 +66,7 @@ class CategoryPagerAdapter(val listener: Listener) : PagerAdapter() {
         override fun getItemCount(): Int = emojis.size
     }
 
-    class EmojiRowViewHolder(itemView: View, val itemCount: Int, val spanCount: Int, val listener: Listener) : RecyclerView.ViewHolder(itemView) {
+    class EmojiRowViewHolder(itemView: View, val itemCount: Int, val spanCount: Int, val listener: EmojiKeyboardListener) : RecyclerView.ViewHolder(itemView) {
         private val emojiView: TextView = itemView.findViewById(R.id.emoji)
 
         fun bind(emoji: Emoji) {

app/src/main/java/chat/rocket/android/widget/emoji/EmojiKeyboardListener.kt

+package chat.rocket.android.widget.emoji
+
+interface EmojiKeyboardListener {
+    /**
+     * When an emoji is selected on the picker.
+     *
+     * @param emoji The selected emoji
+     */
+    fun onEmojiAdded(emoji: Emoji)
+
+    /**
+     * When backspace key is clicked.
+     *
+     * @param keyCode The key code pressed as defined
+     *
+     * @see android.view.KeyEvent
+     */
+    fun onNonEmojiKeyPressed(keyCode: Int)
+}
\ No newline at end of file

app/src/main/java/chat/rocket/android/widget/emoji/EmojiKeyboardPopup.kt

@@ -21,14 +21,14 @@ class EmojiKeyboardPopup(context: Context, view: View) : OverKeyboardPopupWindow
     private lateinit var searchView: View
     private lateinit var backspaceView: View
     private lateinit var parentContainer: ViewGroup
-    var listener: Listener? = null
+    var listener: EmojiKeyboardListener? = null
 
     companion object {
         const val PREF_EMOJI_RECENTS = "PREF_EMOJI_RECENTS"
     }
 
     override fun onCreateView(inflater: LayoutInflater): View {
-        val view = inflater.inflate(R.layout.emoji_popup_layout, null, false)
+        val view = inflater.inflate(R.layout.emoji_keyboard, null)
         parentContainer = view.findViewById(R.id.emoji_keyboard_container)
         viewPager = view.findViewById(R.id.pager_categories)
         searchView = view.findViewById(R.id.emoji_search)
@@ -55,20 +55,17 @@ class EmojiKeyboardPopup(context: Context, view: View) : OverKeyboardPopupWindow
     private fun setupViewPager() {
         context.let {
             val callback = when (it) {
-                is Listener -> it
+                is EmojiKeyboardListener -> it
                 else -> {
                     val fragments = (it as AppCompatActivity).supportFragmentManager.fragments
-                    if (fragments == null || fragments.size == 0 || !(fragments[0] is Listener)) {
+                    if (fragments == null || fragments.size == 0 || !(fragments[0] is EmojiKeyboardListener)) {
                         throw IllegalStateException("activity/fragment should implement Listener interface")
                     }
-                    fragments[0] as Listener
+                    fragments[0] as EmojiKeyboardListener
                 }
             }
-            viewPager.adapter = CategoryPagerAdapter(object : Listener {
-                override fun onNonEmojiKeyPressed(keyCode: Int) {
-                    // do nothing
-                }
 
+            viewPager.adapter = CategoryPagerAdapter(object : EmojiListenerAdapter() {
                 override fun onEmojiAdded(emoji: Emoji) {
                     EmojiRepository.addToRecents(emoji)
                     callback.onEmojiAdded(emoji)
@@ -78,14 +75,14 @@ class EmojiKeyboardPopup(context: Context, view: View) : OverKeyboardPopupWindow
             for (category in EmojiCategory.values()) {
                 val tab = tabLayout.getTabAt(category.ordinal)
                 val tabView = LayoutInflater.from(context).inflate(R.layout.emoji_picker_tab, null)
-                tab?.setCustomView(tabView)
+                tab?.customView = tabView
                 val textView = tabView.findViewById(R.id.image_category) as ImageView
                 textView.setImageResource(category.resourceIcon())
             }
 
             val currentTab = if (EmojiRepository.getRecents().isEmpty()) EmojiCategory.PEOPLE.ordinal else
                 EmojiCategory.RECENTS.ordinal
-            viewPager.setCurrentItem(currentTab)
+            viewPager.currentItem = currentTab
         }
     }
 
@@ -132,22 +129,4 @@ class EmojiKeyboardPopup(context: Context, view: View) : OverKeyboardPopupWindow
         override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) {
         }
     }
-
-    interface Listener {
-        /**
-         * When an emoji is selected on the picker.
-         *
-         * @param emoji The selected emoji
-         */
-        fun onEmojiAdded(emoji: Emoji)
-
-        /**
-         * When backspace key is clicked.
-         *
-         * @param keyCode The key code pressed as defined
-         *
-         * @see android.view.KeyEvent
-         */
-        fun onNonEmojiKeyPressed(keyCode: Int)
-    }
 }
\ No newline at end of file

app/src/main/java/chat/rocket/android/widget/emoji/EmojiListenerAdapter.kt

+package chat.rocket.android.widget.emoji
+
+abstract class EmojiListenerAdapter : EmojiKeyboardListener {
+
+    override fun onEmojiAdded(emoji: Emoji) {
+        // this space is for rent
+    }
+
+    override fun onNonEmojiKeyPressed(keyCode: Int) {
+        // this space is for rent
+    }
+}
\ No newline at end of file

app/src/main/java/chat/rocket/android/widget/emoji/EmojiPickerPopup.kt

+package chat.rocket.android.widget.emoji
+
+import android.app.Dialog
+import android.content.Context
+import android.os.Bundle
+import android.support.design.widget.TabLayout
+import android.support.v4.view.ViewPager
+import android.view.LayoutInflater
+import android.view.Window
+import android.view.WindowManager
+import android.widget.ImageView
+import chat.rocket.android.R
+
+
+class EmojiPickerPopup(context: Context) : Dialog(context) {
+    private lateinit var viewPager: ViewPager
+    private lateinit var tabLayout: TabLayout
+    var listener: EmojiKeyboardListener? = null
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        requestWindowFeature(Window.FEATURE_NO_TITLE)
+        setContentView(R.layout.emoji_picker)
+
+        viewPager = findViewById(R.id.pager_categories)
+        tabLayout = findViewById(R.id.tabs)
+        tabLayout.setupWithViewPager(viewPager)
+        setupViewPager()
+        setSize()
+    }
+
+    private fun setSize() {
+        val lp = WindowManager.LayoutParams()
+        lp.copyFrom(window.attributes)
+        val dialogWidth = lp.width
+        val dialogHeight = context.resources.getDimensionPixelSize(R.dimen.picker_popup_height)
+        window.setLayout(dialogWidth, dialogHeight)
+    }
+
+    private fun setupViewPager() {
+        viewPager.adapter = CategoryPagerAdapter(object : EmojiListenerAdapter() {
+            override fun onEmojiAdded(emoji: Emoji) {
+                EmojiRepository.addToRecents(emoji)
+                dismiss()
+                listener?.onEmojiAdded(emoji)
+            }
+        })
+
+        for (category in EmojiCategory.values()) {
+            val tab = tabLayout.getTabAt(category.ordinal)
+            val tabView = LayoutInflater.from(context).inflate(R.layout.emoji_picker_tab, null)
+            tab?.customView = tabView
+            val textView = tabView.findViewById(R.id.image_category) as ImageView
+            textView.setImageResource(category.resourceIcon())
+        }
+
+        val currentTab = if (EmojiRepository.getRecents().isEmpty()) EmojiCategory.PEOPLE.ordinal else
+            EmojiCategory.RECENTS.ordinal
+        viewPager.currentItem = currentTab
+    }
+}
\ No newline at end of file

app/src/main/java/chat/rocket/android/widget/emoji/EmojiReactionListener.kt

+package chat.rocket.android.widget.emoji
+
+interface EmojiReactionListener {
+    /**
+     * Callback when an emoji is picked in respect to message by the given id.
+     *
+     * @param messageId The id of the message being reacted.
+     * @param emoji The emoji used to react.
+     */
+    fun onReactionAdded(messageId: String, emoji: Emoji)
+
+    /**
+     * Callback when an added reaction is touched.
+     *
+     * @param messageId The id of the message with the reaction.
+     * @param emojiShortname The shortname of the emoji (:grin:, :smiley:, etc).
+     */
+    fun onReactionTouched(messageId: String, emojiShortname: String)
+}
\ No newline at end of file

app/src/main/res/drawable/ic_add_reaction.xml

+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportHeight="20.0"
+    android:viewportWidth="20.0">
+    <path
+        android:fillColor="#868585"
+        android:fillType="evenOdd"
+        android:pathData="M12,8m-1,0a1,1 0,1 1,2 0a1,1 0,1 1,-2 0" />
+    <path
+        android:fillColor="#868585"
+        android:fillType="evenOdd"
+        android:pathData="M8,8m-1,0a1,1 0,1 1,2 0a1,1 0,1 1,-2 0" />
+    <path
+        android:fillType="evenOdd"
+        android:pathData="M10,3a7,7 0,1 0,0 14,7 7,0 0,0 7,-7M7.172,12.328a4,4 0,0 0,5.656 0"
+        android:strokeColor="#868585"
+        android:strokeWidth="1.5" />
+    <path
+        android:fillType="evenOdd"
+        android:pathData="M16.2,1.2v5.2m-2.6,-2.6h5.2"
+        android:strokeColor="#868585"
+        android:strokeLineCap="square"
+        android:strokeWidth="1.5" />
+</vector>

app/src/main/res/drawable/ic_link_black_24dp.xml

+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M3.9,12c0,-1.71 1.39,-3.1 3.1,-3.1h4L11,7L7,7c-2.76,0 -5,2.24 -5,5s2.24,5 5,5h4v-1.9L7,15.1c-1.71,0 -3.1,-1.39 -3.1,-3.1zM8,13h8v-2L8,11v2zM17,7h-4v1.9h4c1.71,0 3.1,1.39 3.1,3.1s-1.39,3.1 -3.1,3.1h-4L13,17h4c2.76,0 5,-2.24 5,-5s-2.24,-5 -5,-5z"/>
+</vector>

app/src/main/res/drawable/ic_room_channel.xml

+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="16dp"
+    android:height="16dp"
+    android:viewportHeight="24.0"
+    android:viewportWidth="24.0">
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M22.548,9l0.452,-2h-5.364l1.364,-6h-2l-1.364,6h-5l1.364,-6h-2l-1.364,6h-6.184l-0.452,2h6.182l-1.364,6h-5.36l-0.458,2h5.364l-1.364,6h2l1.364,-6h5l-1.364,6h2l1.364,-6h6.185l0.451,-2h-6.182l1.364,-6h5.366zM13.818,15h-5l1.364,-6h5l-1.364,6z" />
+</vector>

app/src/main/res/drawable/ic_room_dm.xml

+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="16dp"
+    android:height="16dp"
+    android:viewportHeight="20.0"
+    android:viewportWidth="20.0">
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M13.6,13.47c-0.91,0.953 -2.191,1.545 -3.61,1.545 -2.756,0 -4.99,-2.234 -4.99,-4.99 0,-0.009 0,-0.018 0,-0.026v0.001c0,-2.761 2.239,-5 5,-5 1.131,0 2.175,0.376 3.013,1.009l-0.013,-0.009v-1h2v6.5c0,0.828 0.672,1.5 1.5,1.5s1.5,-0.672 1.5,-1.5v0,-1.5c-0.003,-4.416 -3.584,-7.994 -8,-7.994 -4.418,0 -8,3.582 -8,8s3.582,8 8,8c1.305,0 2.537,-0.312 3.625,-0.867l-0.045,0.021 0.9,1.79c-1.305,0.668 -2.847,1.06 -4.48,1.06 -5.523,0 -10,-4.477 -10,-10s4.477,-10 10,-10c5.519,0 9.994,4.472 10,9.99v0.001h-0.01v1.5c0,0.003 0,0.007 0,0.01 0,1.933 -1.567,3.5 -3.5,3.5 -1.202,0 -2.262,-0.606 -2.892,-1.528l-0.008,-0.012zM10,13c1.657,0 3,-1.343 3,-3s-1.343,-3 -3,-3v0c-1.657,0 -3,1.343 -3,3s1.343,3 3,3v0z" />
+</vector>

app/src/main/res/drawable/ic_room_lock.xml

+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="16dp"
+    android:height="16dp"
+    android:viewportHeight="24.0"
+    android:viewportWidth="24.0">
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M18,10v-4c0,-3.313 -2.687,-6 -6,-6s-6,2.687 -6,6v4h-3v14h18v-14h-3zM8,6c0,-2.206 1.794,-4 4,-4s4,1.794 4,4v4h-8v-4zM19,22h-14v-10h14v10z" />
+</vector>

app/src/main/res/drawable/rounded_background.xml

+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <size
+        android:width="24dp"
+        android:height="24dp" />
+    <solid android:color="#efeeee" />
+    <corners android:radius="4dp"/>
+</shape>
\ No newline at end of file

app/src/main/res/layout/activity_password.xml

+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:theme="@style/AppTheme"
+    tools:context=".settings.password.ui.PasswordActivity">
+    <include
+        android:id="@+id/layout_app_bar"
+        layout="@layout/app_bar_password" />
+    <FrameLayout
+        android:id="@+id/fragment_container"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+</LinearLayout>
\ No newline at end of file

app/src/main/res/layout/activity_web_view.xml

@@ -4,7 +4,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".webview.WebViewActivity">
+    tools:context=".webview.ui.WebViewActivity">
 
     <include
         android:id="@+id/layout_app_bar"

app/src/main/res/layout/app_bar_chat_room.xml

@@ -37,6 +37,7 @@
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_marginStart="10dp"
+                android:drawablePadding="@dimen/text_view_drawable_padding"
                 android:ellipsize="end"
                 android:maxLines="1"
                 android:textColor="@color/white"

app/src/main/res/layout/app_bar_password.xml

+<?xml version="1.0" encoding="utf-8"?>
+<android.support.design.widget.AppBarLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:background="@color/colorPrimary"
+    android:theme="@style/Theme.AppCompat.Light.NoActionBar">
+
+    <android.support.v7.widget.Toolbar
+        android:id="@+id/toolbar"
+        android:layout_width="match_parent"
+        android:layout_height="?attr/actionBarSize"
+        app:layout_scrollFlags="scroll|enterAlways"
+        app:navigationIcon="?android:attr/homeAsUpIndicator"
+        app:popupTheme="@style/ThemeOverlay.AppCompat.Light"
+        app:theme="@style/ActionModeStyle">
+        <RelativeLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+            <TextView
+                android:id="@+id/text_change_password"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentStart="true"
+                android:ellipsize="end"
+                android:maxLines="1"
+                android:textColor="@color/white"
+                android:textSize="18sp"
+                android:textStyle="bold"
+                tools:text="@string/title_password" />
+        </RelativeLayout>
+    </android.support.v7.widget.Toolbar>
+
+</android.support.design.widget.AppBarLayout>
\ No newline at end of file

app/src/main/res/layout/emoji_popup_layout.xml → app/src/main/res/layout/emoji_keyboard.xml

@@ -11,35 +11,18 @@
         android:layout_width="match_parent"
         android:layout_height="1dp"
         android:background="@color/colorDividerMessageComposer"
-        app:layout_constraintBottom_toTopOf="@+id/tabs"
+        app:layout_constraintBottom_toTopOf="@+id/picker_container"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
 
-    <android.support.design.widget.TabLayout
-        android:id="@+id/tabs"
-        android:layout_width="0dp"
-        android:layout_height="wrap_content"
-        app:layout_constraintBottom_toTopOf="@+id/pager_categories"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:tabBackground="@color/whitesmoke"
-        app:tabGravity="fill"
-        app:tabMaxWidth="48dp"
-        app:tabMode="scrollable" />
-
-    <android.support.v4.view.ViewPager
-        android:id="@+id/pager_categories"
-        android:layout_width="0dp"
-        android:layout_height="0dp"
-        android:layout_marginEnd="8dp"
-        android:layout_marginStart="8dp"
-        android:background="@color/white"
+    <include
+        android:id="@+id/picker_container"
+        layout="@layout/emoji_picker"
         app:layout_constraintBottom_toTopOf="@+id/emoji_actions_container"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/tabs" />
+        app:layout_constraintTop_toTopOf="parent" />
 
     <RelativeLayout
         android:id="@+id/emoji_actions_container"
@@ -60,8 +43,8 @@
             android:clickable="true"
             android:focusable="true"
             android:padding="8dp"
-            android:visibility="invisible"
-            android:src="@drawable/ic_search_gray_24px" />
+            android:src="@drawable/ic_search_gray_24px"
+            android:visibility="invisible" />
 
         <ImageView
             android:id="@+id/emoji_backspace"

app/src/main/res/layout/emoji_picker.xml

+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/picker_container"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/white"
+    android:orientation="vertical">
+
+    <android.support.design.widget.TabLayout
+        android:id="@+id/tabs"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        app:tabBackground="@color/whitesmoke"
+        app:tabGravity="fill"
+        app:tabMaxWidth="48dp"
+        app:tabMode="scrollable" />
+
+    <android.support.v4.view.ViewPager
+        android:id="@+id/pager_categories"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_marginEnd="8dp"
+        android:layout_marginStart="8dp"
+        android:background="@color/white" />
+
+</LinearLayout>
\ No newline at end of file

app/src/main/res/layout/fragment_authentication_log_in.xml

@@ -45,6 +45,19 @@
             app:layout_constraintRight_toRightOf="parent"
             app:layout_constraintTop_toBottomOf="@+id/text_username_or_email" />
 
+        <Button
+            android:id="@+id/button_cas"
+            style="@style/Authentication.Button"
+            android:layout_marginEnd="@dimen/screen_edge_left_and_right_margins"
+            android:layout_marginStart="@dimen/screen_edge_left_and_right_margins"
+            android:layout_marginTop="16dp"
+            android:text="@string/action_login_or_sign_up"
+            android:visibility="gone"
+            app:layout_constraintLeft_toLeftOf="parent"
+            app:layout_constraintRight_toRightOf="parent"
+            app:layout_constraintTop_toBottomOf="@+id/text_password"
+            tools:visibility="visible" />
+
         <TextView
             android:id="@+id/text_new_to_rocket_chat"
             android:layout_width="wrap_content"
@@ -57,7 +70,7 @@
             android:visibility="gone"
             app:layout_constraintLeft_toLeftOf="parent"
             app:layout_constraintRight_toRightOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/text_password"
+            app:layout_constraintTop_toBottomOf="@+id/button_cas"
             tools:visibility="visible" />
 
         <com.wang.avi.AVLoadingIndicatorView
@@ -69,7 +82,7 @@
             app:indicatorName="BallPulseIndicator"
             app:layout_constraintLeft_toLeftOf="parent"
             app:layout_constraintRight_toRightOf="parent"
-            app:layout_constraintTop_toBottomOf="@+id/text_password"
+            app:layout_constraintTop_toBottomOf="@+id/button_cas"
             tools:visibility="visible" />
 
         <LinearLayout
@@ -195,9 +208,8 @@
             android:id="@+id/button_log_in"
             style="@style/Authentication.Button"
             android:text="@string/title_log_in"
-            android:visibility="visible"
-            app:layout_constraintBottom_toBottomOf="parent"
-            tools:visibility="gone" />
+            android:visibility="gone"
+            app:layout_constraintBottom_toBottomOf="parent" />
     </android.support.constraint.ConstraintLayout>
 
 </ScrollView>
\ No newline at end of file

app/src/main/res/layout/fragment_chat_room.xml

@@ -4,7 +4,8 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/root_layout"
     android:layout_width="match_parent"
-    android:layout_height="match_parent">
+    android:layout_height="match_parent"
+    tools:context=".chatroom.ui.ChatRoomFragment">
 
     <com.wang.avi.AVLoadingIndicatorView
         android:id="@+id/view_loading"

app/src/main/res/layout/member_bottom_sheet.xml → app/src/main/res/layout/fragment_member_bottom_sheet.xml

@@ -4,9 +4,8 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/member_bottom_sheet"
     android:layout_width="match_parent"
-    android:layout_height="340dp"
-    app:behavior_hideable="true"
-    app:behavior_peekHeight="0dp"
+    android:layout_height="match_parent"
+    android:paddingBottom="16dp"
     app:layout_behavior="android.support.design.widget.BottomSheetBehavior">
 
     <com.facebook.drawee.view.SimpleDraweeView
@@ -14,15 +13,24 @@
         android:layout_width="match_parent"
         android:layout_height="200dp" />
 
+    <LinearLayout
+        android:id="@+id/name_and_username_container"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="@color/colorBackgroundMemberContainer"
+        android:orientation="vertical"
+        android:paddingBottom="10dp"
+        android:paddingStart="16dp"
+        android:paddingTop="10dp"
+        app:layout_constraintBottom_toBottomOf="@+id/image_bottom_sheet_avatar"
+        app:layout_constraintLeft_toLeftOf="parent">
+
         <TextView
             android:id="@+id/text_bottom_sheet_member_name"
             style="@style/TextAppearance.AppCompat.Title"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-        android:layout_marginStart="16dp"
             android:textColor="@color/white"
-        app:layout_constraintBottom_toTopOf="@+id/text_bottom_sheet_member_username"
-        app:layout_constraintLeft_toLeftOf="parent"
             tools:text="Ronald Perkins" />
 
         <TextView
@@ -30,12 +38,10 @@
             style="@style/Sender.Name.TextView"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-        android:layout_marginBottom="10dp"
-        android:layout_marginStart="16dp"
+            android:layout_marginTop="5dp"
             android:textColor="@color/white"
-        app:layout_constraintBottom_toBottomOf="@+id/image_bottom_sheet_avatar"
-        app:layout_constraintLeft_toLeftOf="parent"
             tools:text="\@ronaldPerkins" />
+    </LinearLayout>
 
     <TextView
         android:id="@+id/text_email_address"

app/src/main/res/layout/fragment_members.xml

@@ -9,16 +9,15 @@
     <android.support.v7.widget.RecyclerView
         android:id="@+id/recycler_view"
         android:layout_width="match_parent"
-        android:layout_height="match_parent" />
-
-    <include layout="@layout/member_bottom_sheet" />
+        android:layout_height="match_parent"
+        android:scrollbars="vertical" />
 
     <com.wang.avi.AVLoadingIndicatorView
         android:id="@+id/view_loading"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_gravity="center"
         android:layout_centerInParent="true"
+        android:layout_gravity="center"
         app:indicatorColor="@color/black"
         app:indicatorName="BallPulseIndicator" />
 

app/src/main/res/layout/fragment_password.xml

+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <android.support.design.widget.TextInputLayout
+        android:id="@+id/layout_new_password"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:theme="@style/EditText.Password"
+        app:layout_constraintBottom_toTopOf="@id/middle_guide"
+        app:layout_constraintStart_toEndOf="@id/start_guide"
+        app:layout_constraintEnd_toStartOf="@id/end_guide">
+        <EditText
+            android:id="@+id/text_new_password"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="@string/msg_new_password"
+            android:inputType="textPassword" />
+    </android.support.design.widget.TextInputLayout>
+
+    <android.support.design.widget.TextInputLayout
+        android:id="@+id/layout_confirm_password"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:theme="@style/EditText.Password"
+        app:layout_constraintTop_toBottomOf="@id/middle_guide"
+        app:layout_constraintStart_toEndOf="@id/start_guide"
+        app:layout_constraintEnd_toStartOf="@id/end_guide">
+        <EditText
+            android:id="@+id/text_confirm_password"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:hint="@string/msg_confirm_password"
+            android:inputType="textPassword" />
+    </android.support.design.widget.TextInputLayout>
+
+    <com.wang.avi.AVLoadingIndicatorView
+        android:id="@+id/view_loading"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:visibility="gone"
+        app:layout_constraintTop_toBottomOf="@id/middle_guide"
+        app:layout_constraintStart_toEndOf="@id/start_guide"
+        app:layout_constraintEnd_toStartOf="@id/end_guide"
+        app:indicatorColor="@color/black"
+        app:indicatorName="BallPulseIndicator" />
+
+    <android.support.constraint.Guideline
+        android:id="@+id/middle_guide"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        app:layout_constraintGuide_percent="0.2" />
+
+    <android.support.constraint.Guideline
+        android:id="@+id/start_guide"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        app:layout_constraintGuide_percent="0.05" />
+
+    <android.support.constraint.Guideline
+        android:id="@+id/end_guide"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        app:layout_constraintGuide_percent="0.95" />
+</android.support.constraint.ConstraintLayout>
\ No newline at end of file

app/src/main/res/layout/fragment_profile.xml

@@ -46,6 +46,14 @@
             android:drawableStart="@drawable/ic_email_black_24dp"
             android:hint="@string/msg_email"
             android:inputType="textEmailAddress" />
+
+        <EditText
+            android:id="@+id/text_avatar_url"
+            style="@style/Profile.EditText"
+            android:layout_marginTop="16dp"
+            android:drawableStart="@drawable/ic_link_black_24dp"
+            android:hint="@string/msg_avatar_url"
+            android:inputType="text" />
     </LinearLayout>
 
     <com.wang.avi.AVLoadingIndicatorView

app/src/main/res/layout/fragment_settings.xml

+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent"
+    android:layout_height="match_parent">
+    <ListView
+        android:id="@+id/settings_list"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:entries="@array/settings_actions"/>
+</RelativeLayout>
\ No newline at end of file

app/src/main/res/layout/item_add_reaction.xml

+<?xml version="1.0" encoding="utf-8"?>
+<ImageView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="32dp"
+    android:layout_height="32dp"
+    android:paddingBottom="2dp"
+    android:paddingEnd="4dp"
+    android:paddingLeft="4dp"
+    android:paddingRight="4dp"
+    android:paddingStart="4dp"
+    android:paddingTop="2dp"
+    android:src="@drawable/ic_add_reaction" />
\ No newline at end of file

app/src/main/res/layout/item_chat.xml

@@ -4,10 +4,11 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:layout_marginBottom="12dp"
-    android:layout_marginEnd="@dimen/screen_edge_left_and_right_margins"
-    android:layout_marginStart="@dimen/screen_edge_left_and_right_margins"
-    android:layout_marginTop="12dp">
+    android:background="?android:attr/selectableItemBackground"
+    android:paddingStart="@dimen/screen_edge_left_and_right_padding"
+    android:paddingEnd="@dimen/screen_edge_left_and_right_padding"
+    android:paddingTop="@dimen/chat_item_top_and_bottom_padding"
+    android:paddingBottom="@dimen/chat_item_top_and_bottom_padding">
 
     <include
         android:id="@+id/layout_avatar"
@@ -31,6 +32,7 @@
             style="@style/ChatRoom.Name.TextView"
             android:layout_width="0dp"
             android:layout_height="wrap_content"
+            android:drawablePadding="@dimen/text_view_drawable_padding"
             app:layout_constraintLeft_toLeftOf="parent"
             app:layout_constraintRight_toLeftOf="@+id/text_last_message_date_time"
             app:layout_constraintTop_toTopOf="parent"