1 files changed, 33 insertions, 0 deletions
diff --git a/ts/Bootstrap.ts b/ts/Bootstrap.ts
new file mode 100644
index 0000000..c8850bf
--- /dev/null
+++ b/ts/Bootstrap.ts
@@ -0,0 +1,33 @@
+import { DEPENDENCIES } from './CONST'
+
+export default class Bootstrap {
+   public static start() {
+      Bootstrap.checkDependencies();
+      Bootstrap.checkFrame();
+      Bootstrap.checkSpecialPage();
+   }
+
+   private static checkDependencies() {
+      for (let dependency of DEPENDENCIES) {
+         if (typeof (<any>window)[dependency] === 'undefined') {
+            throw `Dependency "${dependency}" is missing.`;
+         }
+      }
+   }
+
+   private static checkFrame() {
+      if (window.parent && window !== window.parent) {
+         throw `Abort, because we are running inside a frame.`;
+      }
+   }
+
+   private static checkSpecialPage() {
+      if (/^(\/index.php)?\/s\//.test(location.pathname)) {
+         throw `Abort, because we dont want to start chat on public shares.`;
+      }
+
+      if (OC.generateUrl('login/flow') === window.location.pathname) {
+         throw `Abort, because chat is not needed on flow login.`;
+      }
+   }
+}