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https://github.com/pbojinov/react-iframe-comm

React iFrame communication - talk to your iFrames via postMessage
https://github.com/pbojinov/react-iframe-comm

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React iFrame communication - talk to your iFrames via postMessage

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README

        

React iFrame communication
============

> A React component for communicating between a parent window and an iframe.

## Demo

Live Demo: [https://pbojinov.github.io/react-iframe-comm/](https://pbojinov.github.io/react-iframe-comm/)

Or locally run:

```
npm install
npm run storybook
```

Then open [http://localhost:9009/](http://localhost:9009/) in your browser.

## Installation

The easiest way to use React Iframe Communication is to install it from NPM.

```
npm install react-iframe-comm --save
```

At this point you can import `react-iframe-comm` in your application as follows:

```javascript
import IframeComm from 'react-iframe-comm';
```

## Usage

```javascript
import React from "react";
import IframeComm from "react-iframe-comm";

const Demo = ({}) => {

// the html attributes to create the iframe with
// make sure you use camelCase attribute names
const attributes = {
src: "https://pbojinov.github.io/iframe-communication/iframe.html",
width: "100%",
height: "175",
frameBorder: 1, // show frame border just for fun...
};

// the postMessage data you want to send to your iframe
// it will be send after the iframe has loaded
const postMessageData = "hello iframe";

// parent received a message from iframe
const onReceiveMessage = () => {
console.log("onReceiveMessage");
};

// iframe has loaded
const onReady = () => {
console.log("onReady");
};

return (

);
};

export default Demo;

```

## Configuration Options

```javascript
IframeComm.propTypes = {
/*
Iframe Attributes
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/iframe#Attributes
React Supported Attributes
https://facebook.github.io/react/docs/dom-elements.html#all-supported-html-attributes
Note: attributes are camelCase, not all lowercase as usually defined.
*/
attributes: PropTypes.shape({
allowFullScreen: PropTypes.oneOfType([
PropTypes.string,
PropTypes.bool
]),
frameBorder: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
height: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
name: PropTypes.string,
scrolling: PropTypes.string,
// https://www.html5rocks.com/en/tutorials/security/sandboxed-iframes/
sandbox: PropTypes.string,
srcDoc: PropTypes.string,
src: PropTypes.string.isRequired,
width: PropTypes.oneOfType([PropTypes.string, PropTypes.number])
}),

// Callback function called when iFrame sends the parent window a message.
handleReceiveMessage: PropTypes.func,

/*
Callback function called when iframe loads.
We're simply listening to the iframe's `window.onload`.
To ensure communication code in your iframe is totally loaded,
you can implement a syn-ack TCP-like handshake using `postMessageData` and `handleReceiveMessage`.
*/
handleReady: PropTypes.func,

/*
You can pass it anything you want, we'll serialize to a string
preferablly use a simple string message or an object.
If you use an object, you need to follow the same naming convention
in the iframe so you can parse it accordingly.
*/
postMessageData: PropTypes.any.isRequired,

/*
Enable use of the browser's built-in structured clone algorithm for serialization
by settings this to `false`.
Default is `true`, using our built in logic for serializing everything to a string.
*/
serializeMessage: PropTypes.bool,

/*
Always provide a specific targetOrigin, not *, if you know where the other window's document should be located. Failing to provide a specific target discloses the data you send to any interested malicious site.
*/
targetOrigin: PropTypes.string
};
```

## License

The MIT License (MIT) - 2017