Hotfix before initial v2 release.

- Checks if the server url is valid before connection.
- Replaces rounded avatar to avatar with rounded corners.

app/src/main/java/chat/rocket/android/app/DrawableHelper.kt

@@ -135,7 +135,7 @@ object DrawableHelper {
                 .beginConfig()
                 .useFont(Typeface.SANS_SERIF)
                 .endConfig()
-                .buildRound(TextHelper.getFirstCharacter(string), getAvatarBackgroundColor(string))
+                .buildRoundRect(TextHelper.getFirstCharacter(string), getAvatarBackgroundColor(string), 4)
     }
 
     /**

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

@@ -194,7 +194,7 @@ class LoginFragment : Fragment(), LoginView {
 
     private fun setupSignUpListener() {
         val signUp = getString(R.string.title_sign_up)
-        val newToRocketChat = String.format(getString(R.string.msg_new_to_rocket_chat), signUp)
+        val newToRocketChat = String.format(getString(R.string.msg_new_user), signUp)
 
         text_new_to_rocket_chat.text = newToRocketChat
 

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

@@ -3,6 +3,7 @@ package chat.rocket.android.authentication.server.presentation
 import chat.rocket.android.authentication.presentation.AuthenticationNavigator
 import chat.rocket.android.core.lifecycle.CancelStrategy
 import chat.rocket.android.helper.NetworkHelper
+import chat.rocket.android.helper.UrlHelper
 import chat.rocket.android.server.domain.*
 import chat.rocket.android.server.infraestructure.RocketChatClientFactory
 import chat.rocket.android.util.launchUI
@@ -25,39 +26,43 @@ class ServerPresenter @Inject constructor(private val view: ServerView,
             HIDE_MUTE_UNMUTE, HIDE_TYPE_RU, ACCOUNT_CUSTOM_FIELDS)
 
     fun connect(server: String) {
-        try {
-            client = factory.create(server)
-        } catch (exception: InvalidParameterException) {
-            exception.message?.let {
-                view.showMessage(it)
-            }.ifNull {
-                view.showGenericErrorMessage()
+        if (!UrlHelper.isValidUrl(server)) {
+            view.showInvalidServerUrl()
+        } else {
+            try {
+                client = factory.create(server)
+            } catch (exception: InvalidParameterException) {
+                exception.message?.let {
+                    view.showMessage(it)
+                }.ifNull {
+                    view.showGenericErrorMessage()
+                }
+                return
             }
-            return
-        }
 
-        client.let { rocketChatClient ->
-            launchUI(strategy) {
-                if (NetworkHelper.hasInternetAccess()) {
-                    view.showLoading()
+            client.let { rocketChatClient ->
+                launchUI(strategy) {
+                    if (NetworkHelper.hasInternetAccess()) {
+                        view.showLoading()
 
-                    try {
-                        val settings = rocketChatClient.settings(*settingsFilter)
-                        settingsInteractor.save(server, settings)
-                        serverInteractor.save(server)
+                        try {
+                            val settings = rocketChatClient.settings(*settingsFilter)
+                            settingsInteractor.save(server, settings)
+                            serverInteractor.save(server)
 
-                        navigator.toLogin()
-                    } catch (exception: Exception) {
-                        exception.message?.let {
-                            view.showMessage(it)
-                        }.ifNull {
-                            view.showGenericErrorMessage()
+                            navigator.toLogin()
+                        } catch (exception: Exception) {
+                            exception.message?.let {
+                                view.showMessage(it)
+                            }.ifNull {
+                                view.showGenericErrorMessage()
+                            }
+                        } finally {
+                            view.hideLoading()
                         }
-                    } finally {
-                        view.hideLoading()
+                    } else {
+                        view.showNoInternetConnection()
                     }
-                } else {
-                    view.showNoInternetConnection()
                 }
             }
         }

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

@@ -4,4 +4,10 @@ import chat.rocket.android.core.behaviours.InternetView
 import chat.rocket.android.core.behaviours.LoadingView
 import chat.rocket.android.core.behaviours.MessageView
 
-interface ServerView : LoadingView, MessageView, InternetView
\ No newline at end of file
+interface ServerView : LoadingView, MessageView, InternetView {
+
+    /**
+     * Notifies the user about an invalid inputted server URL.
+     */
+    fun showInvalidServerUrl()
+}
\ No newline at end of file

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

@@ -44,6 +44,8 @@ class ServerFragment : Fragment(), ServerView {
         relative_layout.viewTreeObserver.removeOnGlobalLayoutListener(layoutListener)
     }
 
+    override fun showInvalidServerUrl() = showMessage(getString(R.string.msg_invalid_server_url))
+
     override fun showLoading() {
         enableUserInput(false)
         view_loading.setVisibility(true)

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

@@ -15,6 +15,7 @@ import chat.rocket.android.util.textContent
 import chat.rocket.common.util.ifNull
 import chat.rocket.core.model.Message
 import com.facebook.drawee.view.SimpleDraweeView
+import kotlinx.android.synthetic.main.avatar.view.*
 import kotlinx.android.synthetic.main.item_message.view.*
 
 class ChatRoomAdapter(private val context: Context,
@@ -43,16 +44,16 @@ class ChatRoomAdapter(private val context: Context,
     inner class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
 
         fun bind(message: Message) = with(itemView) {
-            bindUserAvatar(message, image_user_avatar, image_unknown_user)
+            bindUserAvatar(message, image_avatar, image_unknown_avatar)
             bindUserName(message, text_user_name)
             bindTime(message, text_message_time)
             bindContent(message, text_content)
         }
 
-        private fun bindUserAvatar(message: Message, drawee: SimpleDraweeView, imageUnknownUser: ImageView) = message.sender?.username.let {
+        private fun bindUserAvatar(message: Message, drawee: SimpleDraweeView, imageUnknownAvatar: ImageView) = message.sender?.username.let {
             drawee.setImageURI(UrlHelper.getAvatarUrl(serverUrl, it.toString()))
         }.ifNull {
-            imageUnknownUser.setVisibility(true)
+            imageUnknownAvatar.setVisibility(true)
         }
 
         private fun bindUserName(message: Message, textView: TextView) = message.sender?.username.let {

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

@@ -16,6 +16,7 @@ import chat.rocket.android.util.textContent
 import chat.rocket.common.model.BaseRoom.RoomType
 import chat.rocket.core.model.ChatRoom
 import com.facebook.drawee.view.SimpleDraweeView
+import kotlinx.android.synthetic.main.avatar.view.*
 import kotlinx.android.synthetic.main.item_chat.view.*
 
 class ChatRoomsAdapter(private val context: Context,
@@ -38,7 +39,7 @@ class ChatRoomsAdapter(private val context: Context,
     inner class ViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
 
         fun bind(chatRoom: ChatRoom) = with(itemView) {
-            bindAvatar(chatRoom, image_user_avatar, image_room_avatar)
+            bindAvatar(chatRoom, layout_avatar, image_avatar, image_room_avatar)
             bindName(chatRoom, text_chat_name)
             bindLastMessageDateTime(chatRoom, text_last_message_date_time)
             bindLastMessage(chatRoom, text_last_message)
@@ -47,14 +48,15 @@ class ChatRoomsAdapter(private val context: Context,
             setOnClickListener { listener(chatRoom) }
         }
 
-        private fun bindAvatar(chatRoom: ChatRoom, drawee: SimpleDraweeView, imageView: ImageView) {
+        private fun bindAvatar(chatRoom: ChatRoom, avatarLayout: View, drawee: SimpleDraweeView, imageView: ImageView) {
             val chatRoomName = chatRoom.name
             if (chatRoom.type == RoomType.ONE_TO_ONE) {
-                val serverUrl = chatRoom.client.url
-                drawee.setImageURI(UrlHelper.getAvatarUrl(serverUrl, chatRoomName))
-                drawee.setVisibility(true)
+                drawee.setImageURI(UrlHelper.getAvatarUrl(chatRoom.client.url, chatRoomName))
+                imageView.setVisibility(false)
+                avatarLayout.setVisibility(true)
             } else {
                 imageView.setImageDrawable(DrawableHelper.getTextDrawable(chatRoomName))
+                avatarLayout.setVisibility(false)
                 imageView.setVisibility(true)
             }
         }

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

 package chat.rocket.android.helper
 
+import android.util.Patterns
+
 object UrlHelper {
 
     /**
@@ -9,7 +11,7 @@ object UrlHelper {
      * @param avatarName The avatar name.
      * @return The avatar URL.
      */
-    fun getAvatarUrl(serverUrl: String, avatarName: String): String = removeTrailingSlash(serverUrl)+ "/avatar/" + avatarName
+    fun getAvatarUrl(serverUrl: String, avatarName: String): String = removeTrailingSlash(serverUrl) + "/avatar/" + avatarName
 
     /**
      * Returns the server's Terms of Service URL.
@@ -40,4 +42,11 @@ object UrlHelper {
             serverUrl
         }
     }
+
+    /**
+     * Checks if the given URL is valid or not.
+     * @param url The url to check its valid.
+     * @return True if url is valid, false otherwise.
+     */
+    fun isValidUrl(url: String): Boolean = Patterns.WEB_URL.matcher(url).matches()
 }
\ No newline at end of file

app/src/main/res/layout/avatar.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"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <com.facebook.drawee.view.SimpleDraweeView
+        android:id="@+id/image_avatar"
+        android:layout_width="40dp"
+        android:layout_height="40dp"
+        app:roundedCornerRadius="2dp" />
+
+    <!-- TODO define the correct bg color for this-->
+    <ImageView
+        android:id="@+id/image_unknown_avatar"
+        android:layout_width="40dp"
+        android:layout_height="40dp"
+        android:src="@drawable/ic_help_black_24dp"
+        android:tint="@color/colorAccent"
+        android:visibility="gone"
+        tools:ignore="contentDescription" />
+
+</LinearLayout>
\ No newline at end of file

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

@@ -32,6 +32,7 @@
         android:cursorVisible="false"
         android:hint="@string/default_server"
         android:imeOptions="actionDone"
+        android:digits="0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ.-/"
         android:inputType="textUri"
         android:paddingEnd="0dp"
         android:paddingStart="0dp" />

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

@@ -18,13 +18,17 @@
         app:layout_constraintRight_toLeftOf="@+id/middle_container"
         app:layout_constraintTop_toTopOf="parent">
 
-        <com.facebook.drawee.view.SimpleDraweeView
-            android:id="@+id/image_user_avatar"
+        <include
+            android:id="@+id/layout_avatar"
+            layout="@layout/avatar"
             android:layout_width="40dp"
             android:layout_height="40dp"
-            android:visibility="gone"
-            app:roundAsCircle="true" />
+            android:visibility="gone" />
 
+        <!-- We need to build the avatar with initials since the server returns a SVG file with a pre defined 50x50 pixel.
+            TODO: check to scale the SVG file on the app and remove the view bellow (or make the server to return a jpg file.
+            SVG scaling with fresco is impossible: http://frescolib.org/docs/resizing.html
+         -->
         <ImageView
             android:id="@+id/image_room_avatar"
             android:layout_width="40dp"

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

@@ -9,25 +9,14 @@
     android:layout_marginStart="@dimen/screen_edge_left_and_right_margins"
     android:layout_marginTop="10dp">
 
-    <com.facebook.drawee.view.SimpleDraweeView
-        android:id="@+id/image_user_avatar"
-        android:layout_width="40dp"
-        android:layout_height="40dp"
-        app:layout_constraintLeft_toLeftOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:roundAsCircle="true" />
-
-    <!-- TODO define the correct bg color for this-->
-    <ImageView
-        android:id="@+id/image_unknown_user"
+    <include
+        android:id="@+id/layout_avatar"
+        layout="@layout/avatar"
         android:layout_width="40dp"
         android:layout_height="40dp"
-        android:src="@drawable/ic_help_black_24dp"
-        android:tint="@color/colorAccent"
-        android:visibility="gone"
+        android:layout_marginTop="7dp"
         app:layout_constraintLeft_toLeftOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        tools:ignore="contentDescription" />
+        app:layout_constraintTop_toTopOf="parent" />
 
     <LinearLayout
         android:id="@+id/top_container"
@@ -35,7 +24,7 @@
         android:layout_height="wrap_content"
         android:layout_marginStart="16dp"
         android:orientation="horizontal"
-        app:layout_constraintLeft_toRightOf="@+id/image_user_avatar">
+        app:layout_constraintLeft_toRightOf="@+id/layout_avatar">
 
         <TextView
             android:id="@+id/text_user_name"

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

@@ -14,6 +14,7 @@
 
     <!-- Regular information messages -->
     <string name="msg_no_internet_connection">Sem conexão à internet</string>
+    <string name="msg_invalid_server_url">URL de servidor inválida</string>
     <string name="msg_generic_error">Desculpe, ocorreu um erro, tente novamente</string>
     <string name="msg_username">nome de usuário</string>
     <string name="msg_username_or_email">nome de usuário ou email</string>
@@ -21,7 +22,7 @@
     <string name="msg_name_and_surname">nome e sobrenome</string>
     <string name="msg_email">email</string>
     <string name="msg_or_continue_using_social_accounts">Ou continue através de contas sociais</string>
-    <string name="msg_new_to_rocket_chat">Novo no Rocket Chat? %1$s</string>
+    <string name="msg_new_user">Novo usuário? %1$s</string>
     <string name="msg_new_user_agreement">Ao proceder você concorda com nossos %1$s e %2$s</string>
     <string name="msg_2fa_code">Código 2FA</string>
     <string name="msg_invalid_2fa_code">Código 2FA inválido</string>

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

@@ -15,6 +15,7 @@
 
     <!-- Regular information messages -->
     <string name="msg_no_internet_connection">No internet connection</string>
+    <string name="msg_invalid_server_url">Invalid server URL</string>
     <string name="msg_generic_error">Sorry, an error has occurred, please try again</string>
     <string name="msg_username">username</string>
     <string name="msg_username_or_email">username or email</string>
@@ -22,7 +23,7 @@
     <string name="msg_name_and_surname">name and surname</string>
     <string name="msg_email">email</string>
     <string name="msg_or_continue_using_social_accounts">Or continue using social accounts</string>
-    <string name="msg_new_to_rocket_chat">New to Rocket Chat? %1$s</string>
+    <string name="msg_new_user">New user? %1$s</string>
     <string name="msg_new_user_agreement">By proceeding you are agreeing to our\n%1$s and %2$s</string>
     <string name="msg_2fa_code">2FA Code</string>
     <string name="msg_invalid_2fa_code">Invalid 2FA Code</string>