React Capturing all links

demo.js

 // Helper function
 function findAnchor(node) {
  while (node.nodeName.toLowerCase() != 'a') {
    if (!node.parentNode) return false;
    node = node.parentNode;
  }
  return node;
}

// Capture component
var LinkCapture = React.createClass({
    captureLinks(event) {
        var anchor = findAnchor(event.target);
        if (anchor && anchor.href) {
            event.preventDefault();
            alert("Do something with this URL " + anchor.href);
        }
    },
    render: function() {
        return (
            <div onClick={this.captureLinks}>
                {this.props.children}
            </div>
        );
    }
});