## Description **Revert Context -** Reverts appsmithorg/appsmith#14890 (We had to revert the PR as we got some suggestions on improving the feature - now reverting the revert so we can have this feature out with improvements) **PR Context -** This pull request exposes window.postMessage() as a global function in the Appsmith platform. Post message safely enables cross-origin communication between window objects. Example use-case - Appsmith page embedded within an iframe which communicates with the container website Diagram for all the different levels of communication -  **More on post message here** - https://developer.mozilla.org/en-US/docs/Web/API/Window/postMessage **References used for this PR:** 1. Geolocation APIs - https://github.com/appsmithorg/appsmith/pull/9295 2. setInterval and clearInterval support - https://github.com/appsmithorg/appsmith/pull/8158 **Fixes** https://github.com/appsmithorg/appsmith/issues/7241 ## Type of change - New feature (non-breaking change which adds functionality) ## How Has This Been Tested? Test plan - **Manual**: Created an app with different buttons holding different types of data and embedded it in a code sandbox within an iframe. Also removed the target origin which throws an error (App link - https://dev.appsmith.com/app/post-msg-app/page1-624c1af4d8e632741017682e, Codesandbox link - https://codesandbox.io/s/compassionate-tdd-6dnzzd?file=/src/index.js) - Added Jest tests - https://github.com/appsmithorg/TestSmith/issues/1892 - https://github.com/appsmithorg/TestSmith/issues/2068 - https://github.com/appsmithorg/TestSmith/issues/2069 - [x] My code follows the style guidelines of this project - [x] I have performed a self-review of my own code - [x] I have commented my code, particularly in hard-to-understand areas - [ ] I have made corresponding changes to the documentation - [x] My changes generate no new warnings - [x] I have added tests that prove my fix is effective or that my feature works - [x] New and existing unit tests pass locally with my changes Co-authored-by: Aishwarya UR <aishwarya@appsmith.com> |
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