<?xml version="1.0"?>
<oembed><version>1.0</version><provider_name>LearnDash Support</provider_name><provider_url>https://learndash.com/support</provider_url><author_name>Matt Cromwell</author_name><author_url>https://learndash.com/support/author/mattc/</author_url><title>Topic Page Content</title><type>rich</type><width>600</width><height>338</height><html>&lt;blockquote class="wp-embedded-content" data-secret="oLXS3mN0Vq"&gt;&lt;a href="https://learndash.com/support/kb/core/topics/topic-page/"&gt;Topic Page Content&lt;/a&gt;&lt;/blockquote&gt;&lt;iframe sandbox="allow-scripts" security="restricted" src="https://learndash.com/support/kb/core/topics/topic-page/embed/#?secret=oLXS3mN0Vq" width="600" height="338" title="&#x201C;Topic Page Content&#x201D; &#x2014; LearnDash Support" data-secret="oLXS3mN0Vq" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"&gt;&lt;/iframe&gt;&lt;script&gt;
/**
 * WordPress inline HTML embed
 *
 * @since 4.4.0
 * @output wp-includes/js/wp-embed.js
 *
 * Single line comments should not be used since they will break
 * the script when inlined in get_post_embed_html(), specifically
 * when the comments are not stripped out due to SCRIPT_DEBUG
 * being turned on.
 */
(function ( window, document ) {
	'use strict';

	/* Abort for ancient browsers. */
	if ( ! document.querySelector || ! window.addEventListener || typeof URL === 'undefined' ) {
		return;
	}

	/** @namespace wp */
	window.wp = window.wp || {};

	/* Abort if script was already executed. */
	if ( !! window.wp.receiveEmbedMessage ) {
		return;
	}

	/**
	 * Receive embed message.
	 *
	 * @param {MessageEvent} e
	 */
	window.wp.receiveEmbedMessage = function( e ) {
		var data = e.data;

		/* Verify shape of message. */
		if (
			! ( data || data.secret || data.message || data.value ) ||
			/[^a-zA-Z0-9]/.test( data.secret )
		) {
			return;
		}

		var iframes = document.querySelectorAll( 'iframe[data-secret="' + data.secret + '"]' ),
			blockquotes = document.querySelectorAll( 'blockquote[data-secret="' + data.secret + '"]' ),
			allowedProtocols = new RegExp( '^https?:$', 'i' ),
			i, source, height, sourceURL, targetURL;

		for ( i = 0; i &lt; blockquotes.length; i++ ) {
			blockquotes[ i ].style.display = 'none';
		}

		for ( i = 0; i &lt; iframes.length; i++ ) {
			source = iframes[ i ];

			if ( e.source !== source.contentWindow ) {
				continue;
			}

			source.removeAttribute( 'style' );

			if ( 'height' === data.message ) {
				/* Resize the iframe on request. */
				height = parseInt( data.value, 10 );
				if ( height &gt; 1000 ) {
					height = 1000;
				} else if ( ~~height &lt; 200 ) {
					height = 200;
				}

				source.height = height;
			} else if ( 'link' === data.message ) {
				/* Link to a specific URL on request. */
				sourceURL = new URL( source.getAttribute( 'src' ) );
				targetURL = new URL( data.value );

				if (
					allowedProtocols.test( targetURL.protocol ) &amp;&amp;
					targetURL.host === sourceURL.host &amp;&amp;
					document.activeElement === source
				) {
					window.top.location.href = data.value;
				}
			}
		}
	};

	function onLoad() {
		var iframes = document.querySelectorAll( 'iframe.wp-embedded-content' ),
			i, source, secret;

		for ( i = 0; i &lt; iframes.length; i++ ) {
			/** @var {IframeElement} */
			source = iframes[ i ];

			secret = source.getAttribute( 'data-secret' );
			if ( ! secret ) {
				/* Add secret to iframe */
				secret = Math.random().toString( 36 ).substring( 2, 12 );
				source.src += '#?secret=' + secret;
				source.setAttribute( 'data-secret', secret );
			}

			/*
			 * Let post embed window know that the parent is ready for receiving the height message, in case the iframe
			 * loaded before wp-embed.js was loaded. When the ready message is received by the post embed window, the
			 * window will then (re-)send the height message right away.
			 */
			source.contentWindow.postMessage( {
				message: 'ready',
				secret: secret
			}, '*' );
		}
	}

	window.addEventListener( 'message', window.wp.receiveEmbedMessage, false );
	document.addEventListener( 'DOMContentLoaded', onLoad, false );
})( window, document );
&lt;/script&gt;
</html><description>The topic page content is where you have full control over adding whatever content you&#x2019;d like to your topic. If you&#x2019;ve added a quiz to your topic, LearnDash will automatically list it at the bottom of the topic page. The topic page content you add here is your own custom information that will be displayed...</description><thumbnail_url>https://learndash.com/support/wp-content/uploads/2019/04/learndash-topic-page-content-overview.jpg</thumbnail_url><thumbnail_width>2460</thumbnail_width><thumbnail_height>1170</thumbnail_height></oembed>
