rn: add SDK API to set user information

At the moment it includes:

- display name
- email
- avatar URL

This information is used *only* if no token was specified.

android/app/src/main/java/org/jitsi/meet/MainActivity.java

 import org.jitsi.meet.sdk.JitsiMeet;
 import org.jitsi.meet.sdk.JitsiMeetActivity;
 import org.jitsi.meet.sdk.JitsiMeetConferenceOptions;
+import org.jitsi.meet.sdk.JitsiMeetUserInfo;
 
 import java.lang.reflect.Method;
 import java.net.MalformedURLException;

android/sdk/src/main/java/org/jitsi/meet/sdk/JitsiMeetConferenceOptions.java

     private Boolean audioOnly;
     private Boolean videoMuted;
 
+    /**
+     * USer information, to be used when no token is specified.
+     */
+    private JitsiMeetUserInfo userInfo;
+
     /**
      * Class used to build the immutable {@link JitsiMeetConferenceOptions} object.
      */
         private Boolean audioOnly;
         private Boolean videoMuted;
 
+        private JitsiMeetUserInfo userInfo;
+
         public Builder() {
             featureFlags = new Bundle();
         }
             return this;
         }
 
+        public Builder setUserInfo(JitsiMeetUserInfo userInfo) {
+            this.userInfo = userInfo;
+
+            return this;
+        }
+
         /**
          * Builds the immutable {@link JitsiMeetConferenceOptions} object with the configuration
          * that this {@link Builder} instance specified.
             options.audioMuted = this.audioMuted;
             options.audioOnly = this.audioOnly;
             options.videoMuted = this.videoMuted;
+            options.userInfo = this.userInfo;
 
             return options;
         }
         token = in.readString();
         colorScheme = in.readBundle();
         featureFlags = in.readBundle();
+        userInfo = new JitsiMeetUserInfo(in.readBundle());
         byte tmpAudioMuted = in.readByte();
         audioMuted = tmpAudioMuted == 0 ? null : tmpAudioMuted == 1;
         byte tmpAudioOnly = in.readByte();
             urlProps.putString("jwt", token);
         }
 
+        if (token == null && userInfo != null) {
+            props.putBundle("userInfo", userInfo.asBundle());
+        }
+
         urlProps.putBundle("config", config);
         props.putBundle("url", urlProps);
 
         dest.writeString(token);
         dest.writeBundle(colorScheme);
         dest.writeBundle(featureFlags);
+        dest.writeBundle(userInfo.asBundle());
         dest.writeByte((byte) (audioMuted == null ? 0 : audioMuted ? 1 : 2));
         dest.writeByte((byte) (audioOnly == null ? 0 : audioOnly ? 1 : 2));
         dest.writeByte((byte) (videoMuted == null ? 0 : videoMuted ? 1 : 2));

android/sdk/src/main/java/org/jitsi/meet/sdk/JitsiMeetUserInfo.java

+/*
+ * Copyright @ 2019-present 8x8, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jitsi.meet.sdk;
+
+import android.os.Bundle;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+
+/**
+ * This class represents user information to be passed to {@link JitsiMeetConferenceOptions} for
+ * identifying a user.
+ */
+public class JitsiMeetUserInfo {
+    /**
+     * User's display name.
+     */
+    private String displayName;
+
+    /**
+     * User's email address.
+     */
+    private String email;
+
+    /**
+     * User's avatar URL.
+     */
+    private URL avatar;
+
+    public JitsiMeetUserInfo() {}
+
+    public JitsiMeetUserInfo(Bundle b) {
+        super();
+
+        if (b.containsKey("displayName")) {
+            displayName = b.getString("displayName");
+        }
+
+        if (b.containsKey("email")) {
+            email = b.getString("email");
+        }
+
+        if (b.containsKey("avatarURL")) {
+            String avatarURL = b.getString("avatarURL");
+            try {
+                avatar = new URL(avatarURL);
+            } catch (MalformedURLException e) {
+            }
+        }
+    }
+
+    public String getDisplayName() {
+        return displayName;
+    }
+
+    public void setDisplayName(String displayName) {
+        this.displayName = displayName;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    public URL getAvatar() {
+        return avatar;
+    }
+
+    public void setAvatar(URL avatar) {
+        this.avatar = avatar;
+    }
+
+    Bundle asBundle() {
+        Bundle b = new Bundle();
+
+        if (displayName != null) {
+            b.putString("displayName", displayName);
+        }
+
+        if (email != null) {
+            b.putString("email", email);
+        }
+
+        if (avatar != null) {
+            b.putString("avatarURL", avatar.toString());
+        }
+
+        return b;
+    }
+}

ios/sdk/sdk.xcodeproj/project.pbxproj

 		C69EFA0E209A0F660027712B /* JMCallKitListener.swift in Sources */ = {isa = PBXBuildFile; fileRef = C69EFA0B209A0F660027712B /* JMCallKitListener.swift */; };
 		C6A34261204EF76800E062DD /* DragGestureController.swift in Sources */ = {isa = PBXBuildFile; fileRef = C6A3425E204EF76800E062DD /* DragGestureController.swift */; };
 		C6CC49AF207412CF000DFA42 /* PiPViewCoordinator.swift in Sources */ = {isa = PBXBuildFile; fileRef = C6CC49AE207412CF000DFA42 /* PiPViewCoordinator.swift */; };
+		DE762DB422AFDE76000DEBD6 /* JitsiMeetUserInfo.h in Headers */ = {isa = PBXBuildFile; fileRef = DE762DB322AFDE76000DEBD6 /* JitsiMeetUserInfo.h */; settings = {ATTRIBUTES = (Public, ); }; };
+		DE762DB622AFDE8D000DEBD6 /* JitsiMeetUserInfo.m in Sources */ = {isa = PBXBuildFile; fileRef = DE762DB522AFDE8D000DEBD6 /* JitsiMeetUserInfo.m */; };
 		DEAD3226220C497000E93636 /* JitsiMeetConferenceOptions.h in Headers */ = {isa = PBXBuildFile; fileRef = DEAD3224220C497000E93636 /* JitsiMeetConferenceOptions.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		DEAD3227220C497000E93636 /* JitsiMeetConferenceOptions.m in Sources */ = {isa = PBXBuildFile; fileRef = DEAD3225220C497000E93636 /* JitsiMeetConferenceOptions.m */; };
 		DEAFA779229EAD520033A7FA /* RNRootView.m in Sources */ = {isa = PBXBuildFile; fileRef = DEAFA778229EAD520033A7FA /* RNRootView.m */; };
 		C6A3425E204EF76800E062DD /* DragGestureController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = DragGestureController.swift; sourceTree = "<group>"; };
 		C6CC49AE207412CF000DFA42 /* PiPViewCoordinator.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PiPViewCoordinator.swift; sourceTree = "<group>"; };
 		C6F99C13204DB63D0001F710 /* JitsiMeetView+Private.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "JitsiMeetView+Private.h"; sourceTree = "<group>"; };
+		DE762DB322AFDE76000DEBD6 /* JitsiMeetUserInfo.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = JitsiMeetUserInfo.h; sourceTree = "<group>"; };
+		DE762DB522AFDE8D000DEBD6 /* JitsiMeetUserInfo.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = JitsiMeetUserInfo.m; sourceTree = "<group>"; };
+		DE762DB722AFE166000DEBD6 /* JitsiMeetUserInfo+Private.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "JitsiMeetUserInfo+Private.h"; sourceTree = "<group>"; };
 		DEAD3224220C497000E93636 /* JitsiMeetConferenceOptions.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = JitsiMeetConferenceOptions.h; sourceTree = "<group>"; };
 		DEAD3225220C497000E93636 /* JitsiMeetConferenceOptions.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = JitsiMeetConferenceOptions.m; sourceTree = "<group>"; };
 		DEAD3228220C734300E93636 /* JitsiMeetConferenceOptions+Private.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "JitsiMeetConferenceOptions+Private.h"; sourceTree = "<group>"; };
 				DEAD3224220C497000E93636 /* JitsiMeetConferenceOptions.h */,
 				DEAD3228220C734300E93636 /* JitsiMeetConferenceOptions+Private.h */,
 				DEAD3225220C497000E93636 /* JitsiMeetConferenceOptions.m */,
+				DE762DB322AFDE76000DEBD6 /* JitsiMeetUserInfo.h */,
+				DE762DB722AFE166000DEBD6 /* JitsiMeetUserInfo+Private.h */,
+				DE762DB522AFDE8D000DEBD6 /* JitsiMeetUserInfo.m */,
 				0B412F161EDEC65D00B1A0A6 /* JitsiMeetView.h */,
 				0B412F171EDEC65D00B1A0A6 /* JitsiMeetView.m */,
 				DEAFA777229EAD3B0033A7FA /* RNRootView.h */,
 			isa = PBXHeadersBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				DE762DB422AFDE76000DEBD6 /* JitsiMeetUserInfo.h in Headers */,
 				0B412F181EDEC65D00B1A0A6 /* JitsiMeetView.h in Headers */,
 				0B93EF7E1EC9DDCD0030D24D /* RCTBridgeWrapper.h in Headers */,
 				0B412F221EDEF6EA00B1A0A6 /* JitsiMeetViewDelegate.h in Headers */,
 				0BB9AD7B1F5EC8F4001C08DB /* CallKit.m in Sources */,
 				0BB9AD7D1F60356D001C08DB /* AppInfo.m in Sources */,
 				DEAFA779229EAD520033A7FA /* RNRootView.m in Sources */,
+				DE762DB622AFDE8D000DEBD6 /* JitsiMeetUserInfo.m in Sources */,
 				DEAD3227220C497000E93636 /* JitsiMeetConferenceOptions.m in Sources */,
 				0B93EF7F1EC9DDCD0030D24D /* RCTBridgeWrapper.m in Sources */,
 				0BA13D311EE83FF8007BEF7F /* ExternalAPI.m in Sources */,

ios/sdk/src/JitsiMeetConferenceOptions.h

 
 #import <Foundation/Foundation.h>
 
+#import "JitsiMeetUserInfo.h"
+
+
 @interface JitsiMeetConferenceOptionsBuilder : NSObject
 
 /**
  */
 @property (nonatomic) BOOL welcomePageEnabled;
 
+/**
+ * Information about the local user. It will be used in absence of a token.
+ */
+@property (nonatomic, nullable) JitsiMeetUserInfo *userInfo;
+
 - (void)setFeatureFlag:(NSString *_Nonnull)flag withBoolean:(BOOL)value;
 - (void)setFeatureFlag:(NSString *_Nonnull)flag withValue:(id _Nonnull)value;
 
 
 @property (nonatomic, readonly) BOOL welcomePageEnabled;
 
+@property (nonatomic, nullable) JitsiMeetUserInfo *userInfo;
+
 + (instancetype _Nonnull)fromBuilder:(void (^_Nonnull)(JitsiMeetConferenceOptionsBuilder *_Nonnull))initBlock;
 - (instancetype _Nonnull)init NS_UNAVAILABLE;
 

ios/sdk/src/JitsiMeetConferenceOptions.m

 #import <React/RCTUtils.h>
 
 #import "JitsiMeetConferenceOptions+Private.h"
+#import "JitsiMeetUserInfo+Private.h"
 
 /**
  * Backwards compatibility: turn the boolean property into a feature flag.
         _audioOnly = nil;
         _audioMuted = nil;
         _videoMuted = nil;
+
+        _userInfo = nil;
     }
     
     return self;
         _videoMuted = [builder getVideoMuted];
 
         _featureFlags = [NSDictionary dictionaryWithDictionary:builder.featureFlags];
+
+        _userInfo = builder.userInfo;
     }
 
     return self;
         urlProps[@"jwt"] = _token;
     }
 
+    if (_token == nil && _userInfo != nil) {
+        props[@"userInfo"] = [self.userInfo asDict];
+    }
+
     urlProps[@"config"] = config;
     props[@"url"] = urlProps;
 

ios/sdk/src/JitsiMeetUserInfo+Private.h

+/*
+ * Copyright @ 2019-present 8x8, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import "JitsiMeetUserInfo.h"
+
+@interface JitsiMeetUserInfo ()
+
+- (NSMutableDictionary *)asDict;
+
+@end

ios/sdk/src/JitsiMeetUserInfo.h

+/*
+ * Copyright @ 2019-present 8x8, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import <Foundation/Foundation.h>
+
+@interface JitsiMeetUserInfo : NSObject
+
+/**
+ * User display name.
+ */
+@property (nonatomic, copy, nullable) NSString *displayName;
+/**
+ * User e-mail.
+ */
+@property (nonatomic, copy, nullable) NSString *email;
+/**
+ * URL for the user avatar.
+ */
+@property (nonatomic, copy, nullable) NSURL *avatar;
+
+- (instancetype _Nullable)initWithDisplayName:(NSString *_Nullable)displayName
+                                     andEmail:(NSString *_Nullable)email
+                                    andAvatar:(NSURL *_Nullable) avatar;
+
+@end

ios/sdk/src/JitsiMeetUserInfo.m

+/*
+ * Copyright @ 2019-present 8x8, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import "JitsiMeetUserInfo+Private.h"
+
+@implementation JitsiMeetUserInfo
+
+- (instancetype)initWithDisplayName:(NSString *)displayName
+                           andEmail:(NSString *)email
+                          andAvatar:(NSURL *_Nullable) avatar {
+    self = [super init];
+    if (self) {
+        self.displayName = displayName;
+        self.email = email;
+        self.avatar = avatar;
+    }
+
+    return self;
+}
+
+- (NSDictionary *)asDict {
+    NSMutableDictionary *dict = [[NSMutableDictionary alloc] init];
+
+    if (self.displayName != nil) {
+        dict[@"displayName"] = self.displayName;
+    }
+
+    if (self.email != nil) {
+        dict[@"email"] = self.email;
+    }
+
+    if (self.avatar != nil) {
+        NSString *avatarURL = [self.avatar absoluteString];
+        if (avatarURL != nil) {
+            dict[@"avatarURL"] = avatarURL;
+        }
+    }
+
+    return dict;
+}
+
+@end

react/features/app/components/App.native.js

     AspectRatioDetector,
     ReducedUIDetector
 } from '../../base/responsive-ui';
+import { updateSettings } from '../../base/settings';
 import '../../google-api';
 import '../../mobile/audio-mode';
 import '../../mobile/background';
     /**
      * An object with the feature flags.
      */
-    flags: Object
+    flags: Object,
+
+    /**
+     * An object with user information (display name, email, avatar URL).
+     */
+    userInfo: ?Object
 };
 
 /**
         super.componentDidMount();
 
         this._init.then(() => {
-            // We set the color scheme early enough so then we avoid any
-            // unnecessary re-renders.
-            this.state.store.dispatch(setColorScheme(this.props.colorScheme));
+            // We set these early enough so then we avoid any unnecessary re-renders.
+            const { dispatch } = this.state.store;
 
-            // Ditto for feature flags.
-            this.state.store.dispatch(updateFlags(this.props.flags));
+            dispatch(setColorScheme(this.props.colorScheme));
+            dispatch(updateFlags(this.props.flags));
+            dispatch(updateSettings(this.props.userInfo || {}));
         });
     }