join open group from received invitation

app/src/main/java/org/thoughtcrime/securesms/conversation/ConversationItem.java

@@ -643,7 +643,7 @@ public class ConversationItem extends LinearLayout
       if (updateMessageData.getKind() instanceof UpdateMessageData.Kind.OpenGroupInvitation) {
         UpdateMessageData.Kind.OpenGroupInvitation data = (UpdateMessageData.Kind.OpenGroupInvitation)updateMessageData.getKind();
         name = data.getGroupName();
-        url = OpenGroupUrlParser.INSTANCE.trimParameter(data.getGroupUrl());
+        url = data.getGroupUrl();
       }
 
       openGroupInvitationViewStub.get().setOpenGroup(name, url, messageRecord.isOutgoing());

app/src/main/java/org/thoughtcrime/securesms/loki/views/OpenGroupInvitationView.kt

@@ -1,17 +1,20 @@
 package org.thoughtcrime.securesms.loki.views
 
 import android.content.Context
-import android.graphics.Color
 import android.util.AttributeSet
 import android.view.View
 import android.widget.FrameLayout
 import android.widget.ImageView
-import android.widget.LinearLayout
 import android.widget.TextView
-import androidx.core.content.ContextCompat
+import android.widget.Toast
+import androidx.appcompat.app.AlertDialog
 import network.loki.messenger.R
+import org.session.libsession.utilities.GroupUtil
+import org.session.libsession.utilities.OpenGroupUrlParser
 import org.session.libsignal.utilities.logging.Log
-import java.io.IOException
+import org.thoughtcrime.securesms.groups.GroupManager
+import org.thoughtcrime.securesms.loki.protocol.MultiDeviceProtocol
+import org.thoughtcrime.securesms.loki.utilities.OpenGroupUtilities
 
 class OpenGroupInvitationView : FrameLayout {
 
@@ -22,7 +25,9 @@ class OpenGroupInvitationView : FrameLayout {
     private val joinButton: ImageView
     private val openGroupIcon: ImageView
     private val groupName: TextView
-    private val groupUrl: TextView
+    private val displayedUrl: TextView
+
+    private var groupUrl: String = ""
 
     constructor(context: Context): this(context, null)
 
@@ -33,14 +38,15 @@ class OpenGroupInvitationView : FrameLayout {
         joinButton = findViewById(R.id.join_open_group)
         openGroupIcon = findViewById(R.id.open_group_icon)
         groupName = findViewById(R.id.group_name)
-        groupUrl = findViewById(R.id.group_url)
+        displayedUrl = findViewById(R.id.group_url)
 
-        joinButton.setOnClickListener {  }
+        joinButton.setOnClickListener { joinPublicGroup(groupUrl) }
     }
 
     fun setOpenGroup(name: String, url: String, isOutgoing: Boolean = false) {
         groupName.text = name
-        groupUrl.text = url
+        displayedUrl.text = OpenGroupUrlParser.trimParameter(url)
+        groupUrl = url
 
         if(isOutgoing) {
             joinButton.visibility = View.GONE
@@ -51,8 +57,32 @@ class OpenGroupInvitationView : FrameLayout {
         }
     }
 
-    fun joinPublicGroup(url: String) {
+    private fun joinPublicGroup(url: String) {
+        val openGroup = OpenGroupUrlParser.parseUrl(url)
+        val builder = AlertDialog.Builder(context)
+        builder.setTitle(context.getString(R.string.ConversationActivity_join_open_group, groupName.text.toString()))
+        builder.setIconAttribute(R.attr.dialog_info_icon)
+        builder.setCancelable(true)
 
+        var message: String =
+            context.getString(R.string.ConversationActivity_join_open_group_confirmation_message, groupName.text.toString())
+
+        builder.setMessage(message)
+        builder.setPositiveButton(R.string.yes) { dialog, which ->
+            try {
+                val group = OpenGroupUtilities.addGroup(context, openGroup.server, openGroup.room, openGroup.serverPublicKey)
+                val threadID = GroupManager.getOpenGroupThreadID(group.id, context)
+                val groupID = GroupUtil.getEncodedOpenGroupID(group.id.toByteArray())
+
+                MultiDeviceProtocol.forceSyncConfigurationNowIfNeeded(context)
+            } catch (e: Exception) {
+                Log.e("JoinPublicChatActivity", "Failed to join open group.", e)
+                Toast.makeText(context, R.string.activity_join_public_chat_error, Toast.LENGTH_SHORT).show()
+            }
+        }
+
+        builder.setNegativeButton(R.string.no, null)
+        builder.show()
     }
 
 }

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

@@ -152,6 +152,9 @@
   <string name="ConversationActivity_quick_camera_unavailable">L’appareil photo n’est pas disponible</string>
   <string name="ConversationActivity_unable_to_record_audio">Impossible d’enregistrer l’audio !</string>
   <string name="ConversationActivity_invite_to_open_group">Ajouter des membres</string>
+  <string name="ConversationActivity_join_open_group">Rejoindre %s</string>
+  <string name="ConversationActivity_join_open_group_confirmation_message">Êtes-vous sûr de vouloir rejoindre le group public <b>%s</b>?</string>
+
   <string name="ConversationActivity_there_is_no_app_available_to_handle_this_link_on_your_device">Il n’y a aucune appli pour gérer ce lien sur votre appareil.</string>
   <string name="ConversationActivity_to_send_audio_messages_allow_signal_access_to_your_microphone">Pour envoyer des messages audio, autorisez Session à accéder à votre microphone.</string>
   <string name="ConversationActivity_signal_requires_the_microphone_permission_in_order_to_send_audio_messages">Session exige l’autorisation Microphone afin d’envoyer des messages audio, mais elle a été refusée définitivement. Veuillez accéder au menu des paramètres des applis, sélectionner « Autorisations » et activer « Microphone ».</string>

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

@@ -176,6 +176,8 @@
     <string name="ConversationActivity_unable_to_record_audio">Unable to record audio!</string>
     <string name="ConversationActivity_there_is_no_app_available_to_handle_this_link_on_your_device">There is no app available to handle this link on your device.</string>
     <string name="ConversationActivity_invite_to_open_group">Add members</string>
+    <string name="ConversationActivity_join_open_group">Join %s</string>
+    <string name="ConversationActivity_join_open_group_confirmation_message">Are you sure you want to join the <b>%s</b> open group?</string>
 
     <string name="ConversationActivity_to_send_audio_messages_allow_signal_access_to_your_microphone">Session needs microphone access to send audio messages.</string>
     <string name="ConversationActivity_signal_requires_the_microphone_permission_in_order_to_send_audio_messages">Session needs microphone access to send audio messages, but it has been permanently denied. Please continue to app settings, select \"Permissions\", and enable \"Microphone\".</string>