feat(deeplinking): offer electron app for download, configurable (#14261)

Offer the default app, but make it configurable for own branded
desktop clients

Signed-off-by: Christoph Settgast <csett86_git@quicksands.de>

config.js

     //     desktop: {
     //         appName: 'Jitsi Meet',
     //         appScheme: 'jitsi-meet,
+    //         download: {
+    //             linux:
+    //               'https://github.com/jitsi/jitsi-meet-electron/releases/latest/download/jitsi-meet-x86_64.AppImage',
+    //             macos: 'https://github.com/jitsi/jitsi-meet-electron/releases/latest/download/jitsi-meet.dmg',
+    //             windows: 'https://github.com/jitsi/jitsi-meet-electron/releases/latest/download/jitsi-meet.exe'
+    //         },
     //         enabled: false
     //     },
     //     // If true, any checks to handoff to another application will be prevented

lang/main-de.json

         "joinInBrowser": "Im Browser",
         "launchMeetingLabel": "Wie möchten Sie an der Konferenz teilnehmen?",
         "launchWebButton": "Im Web öffnen",
+        "noDesktopApp": "Sie haben die App noch nicht installiert?",
         "noMobileApp": "Sie haben die App noch nicht installiert?",
         "termsAndConditions": "Indem Sie fortfahren, stimmen Sie unseren <a href='{{termsAndConditionsLink}}' rel='noopener noreferrer' target='_blank'>Nutzungsbedingungen</a> zu.",
         "title": "Die Konferenz wird in {{app}} geöffnet …",
         "titleNew": "Konferenz starten ...",
-        "tryAgainButton": "Erneut mit der nativen Applikation versuchen",
+        "tryAgainButton": "Erneut versuchen",
         "unsupportedBrowser": "Sie verwenden einen Browser, der noch nicht unterstützt wird."
     },
     "defaultLink": "Bsp.: {{url}}",

lang/main.json

         "joinInBrowser": "Join in browser",
         "launchMeetingLabel": "How do you want to join this meeting?",
         "launchWebButton": "Launch in web",
+        "noDesktopApp": "You don’t have the app?",
         "noMobileApp": "You don’t have the app?",
         "termsAndConditions": "By continuing you agree to our <a href='{{termsAndConditionsLink}}' rel='noopener noreferrer' target='_blank'>terms & conditions.</a>",
         "title": "Launching your meeting in {{app}}...",

react/features/base/config/configType.ts

     fDroidUrl?: string;
 }
 
+export interface IDesktopDownloadConfig {
+    linux?: string;
+    macos?: string;
+    windows?: string;
+}
+
 export interface IDeeplinkingDesktopConfig extends IDeeplinkingPlatformConfig {
+    download?: IDesktopDownloadConfig;
     enabled: boolean;
 }
 

react/features/base/config/functions.web.ts

 
     desktop.appName = desktop.appName || 'Jitsi Meet';
     desktop.appScheme = desktop.appScheme || 'jitsi-meet';
+    desktop.download = desktop.download || {};
+    desktop.download.windows = desktop.download.windows
+        || 'https://github.com/jitsi/jitsi-meet-electron/releases/latest/download/jitsi-meet.exe';
+    desktop.download.macos = desktop.download.macos
+        || 'https://github.com/jitsi/jitsi-meet-electron/releases/latest/download/jitsi-meet.dmg';
+    desktop.download.linux = desktop.download.linux
+        || 'https://github.com/jitsi/jitsi-meet-electron/releases/latest/download/jitsi-meet-x86_64.AppImage';
 
     ios.appName = ios.appName || 'Jitsi Meet';
     ios.appScheme = ios.appScheme || 'org.jitsi.meet';

react/features/base/react/Platform.web.ts

     OS = 'macos';
 } else if (userAgent.match(/Windows/i)) {
     OS = 'windows';
+} else if (userAgent.match(/Linux/i)) {
+    OS = 'linux';
 }
 
 /**

react/features/deep-linking/components/DeepLinkingDesktopPage.web.tsx

 import { getLegalUrls } from '../../base/config/functions.any';
 import { isSupportedBrowser } from '../../base/environment/environment';
 import { translate, translateToHTML } from '../../base/i18n/functions';
+import Platform from '../../base/react/Platform.web';
 import { withPixelLineHeight } from '../../base/styles/functions.web';
 import Button from '../../base/ui/components/web/Button';
 import { BUTTON_TYPES } from '../../base/ui/constants.any';
     const deeplinkingCfg = useSelector((state: IReduxState) =>
         state['features/base/config']?.deeplinking || {} as IDeeplinkingConfig);
 
+    const generateDownloadURL = useCallback(() => {
+        const downloadCfg = deeplinkingCfg.desktop?.download;
+
+        if (downloadCfg) {
+            return downloadCfg[Platform.OS as keyof typeof downloadCfg];
+        }
+    }, [ deeplinkingCfg ]);
+
     const legalUrls = useSelector(getLegalUrls);
 
     const { hideLogo, desktop } = deeplinkingCfg;
                             : t(`${_TNS}.descriptionWithoutWeb`, { app: desktop?.appName })
                     }
                 </div>
+                <div className = { styles.descriptionLabel }>
+                    {
+                        t(`${_TNS}.noDesktopApp`)
+                    } &nbsp;
+                    <a href = { generateDownloadURL() }>
+                        {
+                            t(`${_TNS}.downloadApp`)
+                        }
+                    </a>
+                </div>
                 <div className = { styles.buttonsContainer }>
                     <Button
                         label = { t(`${_TNS}.tryAgainButton`) }