Jetpack Shortcodes

function parse_contact_field( $attributes, $content ) {
		// Don't try to parse contact form fields if not inside a contact form
		if ( ! Contact_Form_Plugin::$using_contact_form_field ) {
			$type = isset( $attributes['type'] ) ? $attributes['type'] : null;

			if ( $type === 'checkbox-multiple' || $type === 'radio' ) {
				preg_match_all( '/' . get_shortcode_regex() . '/s', $content, $matches );

				if ( ! empty( $matches[0] ) ) {
					$options = array();
					foreach ( $matches[0] as $shortcode ) {
						$attr = shortcode_parse_atts( $shortcode );
						if ( ! empty( $attr['label'] ) ) {
							$options[] = $attr['label'];
						}
					}

					$attributes['options'] = $options;
				}
			}

			if ( ! isset( $attributes['label'] ) ) {
				$attributes['label'] = self::get_default_label_from_type( $type );
			}

			$att_strs = array();
			foreach ( $attributes as $att => $val ) {
				if ( is_numeric( $att ) ) { // Is a valueless attribute
					$att_strs[] = self::esc_shortcode_val( $val );
				} elseif ( isset( $val ) ) { // A regular attr - value pair
					if ( ( $att === 'options' || $att === 'values' ) && is_string( $val ) ) { // remove any empty strings
						$val = explode( ',', $val );
					}
					if ( is_array( $val ) ) {
						$val        = array_filter( $val, array( __CLASS__, 'remove_empty' ) ); // removes any empty strings
						$att_strs[] = esc_html( $att ) . '="' . implode( ',', array_map( array( __CLASS__, 'esc_shortcode_val' ), $val ) ) . '"';
					} elseif ( is_bool( $val ) ) {
						$att_strs[] = esc_html( $att ) . '="' . ( $val ? '1' : '' ) . '"';
					} else {
						$att_strs[] = esc_html( $att ) . '="' . self::esc_shortcode_val( $val ) . '"';
					}
				}
			}

			$shortcode_type = 'contact-field';
			if ( $type === 'field-option' ) {
				$shortcode_type = 'contact-field-option';
			}

			$html = '[' . $shortcode_type . ' ' . implode( ' ', $att_strs );

			if ( isset( $content ) && ! empty( $content ) ) { // If there is content, let's add a closing tag
				$html .= ']' . esc_html( $content ) . '[/contact-field]';
			} else { // Otherwise let's add a closing slash in the first tag
				$html .= '/]';
			}

			return $html;
		}

		$form = self::$current_form;

		$field = new Contact_Form_Field( $attributes, $content, $form );

		$field_id = $field->get_attribute( 'id' );
		if ( $field_id ) {
			$form->fields[ $field_id ] = $field;
		} else {
			$form->fields[] = $field;
		}

		if ( // phpcs:disable WordPress.Security.NonceVerification.Missing
			isset( $_POST['action'] ) && 'grunion-contact-form' === $_POST['action']
			&&
			isset( $_POST['contact-form-id'] ) && (string) $form->get_attribute( 'id' ) === $_POST['contact-form-id']
			&&
			isset( $_POST['contact-form-hash'] ) && is_string( $_POST['contact-form-hash'] ) && hash_equals( $form->hash, wp_unslash( $_POST['contact-form-hash'] ) )
		) { // phpcs:enable
			// If we're processing a POST submission for this contact form, validate the field value so we can show errors as necessary.
			$field->validate();
		}

		// Output HTML
		return $field->render();
	}

function videopress_embed_shortcode( $atts ) {
		/**
		 * We only accept GUIDs as a first unnamed argument.
		 */
		$guid = isset( $atts[0] ) ? $atts[0] : null;

		/**
		 * Make sure the GUID passed in matches how actual GUIDs are formatted.
		 */
		if ( ! videopress_is_valid_guid( $guid ) ) {
			return '<!-- error: missing or invalid VideoPress video ID -->';
		}

		/**
		 * Set the defaults
		 */
		$defaults = array(
			'w'               => 640,   // Width of the video player, in pixels
			'h'               => 0,     // Height of the video player, in pixels
			'at'              => 0,     // How many seconds in to initially seek to
			'loop'            => false, // Whether to loop the video repeatedly
			'autoplay'        => false, // Whether to autoplay the video on load
			'cover'           => true,  // Whether to scale the video to its container
			'muted'           => false, // Whether the video should start without sound
			'controls'        => true,  // Whether the video should display controls
			'playsinline'     => false, // Whether the video should be allowed to play inline (for browsers that support this)
			'useaveragecolor' => false, // Whether the video should use the seekbar automatic average color
			'preloadcontent'  => 'metadata',
		);

		// Make sure "false" will be actually false.
		foreach ( $atts as $key => $value ) {
			if ( is_string( $value ) && 'false' === strtolower( $value ) ) {
				$atts[ $key ] = 0;
			}
		}

		if ( isset( $atts['preload'] ) ) {
			$atts['preloadcontent'] = $atts['preload'];
		}

		$atts = shortcode_atts( $defaults, $atts, 'videopress' );

		$base_url     = 'https://videopress.com/embed/' . $guid;
		$query_params = array(
			'at'              => $atts['at'],
			'loop'            => $atts['loop'],
			'autoplay'        => $atts['autoplay'],
			'muted'           => $atts['muted'],
			'controls'        => $atts['controls'],
			'playsinline'     => $atts['playsinline'],
			'useAverageColor' => $atts['useaveragecolor'], // The casing is intentional, shortcode params are lowercase, but player expects useAverageColor
			'preloadContent'  => $atts['preloadcontent'], // The casing is intentional, shortcode params are lowercase, but player expects preloadContent
		);
		$src          = esc_url( add_query_arg( $query_params, $base_url ) );

		$width = absint( $atts['w'] );
		if ( ! $atts['h'] ) {
			$aspect_ratio = 16 / 9; // TODO: Get the correct aspect ratio for the video.
			$height       = $width / $aspect_ratio;
		} else {
			$height = absint( $atts['h'] );
		}

		$cover = $atts['cover'] ? ' data-resize-to-parent="true"' : '';

		$block_template =
		'<figure class="wp-block-videopress-video wp-block-jetpack-videopress jetpack-videopress-player">' .
			'<div class="jetpack-videopress-player__wrapper">' .
				'<iframe ' .
					'title="' . __( 'VideoPress Video Player', 'jetpack-videopress-pkg' ) . '" ' .
					'aria-label="' . __( 'VideoPress Video Player', 'jetpack-videopress-pkg' ) . '" ' .
					'src="%s" ' .
					'width="%s"' .
					'height="%s" ' .
					'frameborder="0" ' .
					'allowfullscreen%s allow="clipboard-write">' .
				'</iframe>' .
			'</div>' .
		'</figure>';

		$version = Package_Version::PACKAGE_VERSION;
		wp_enqueue_script( 'videopress-iframe', 'https://videopress.com/videopress-iframe.js', array(), $version, true );

		return sprintf( $block_template, $src, $width, $height, $cover );
	}

function win8_gallery_shortcode( $attr ) {
		global $post;

		static $instance = 0;
		++$instance;

		// @todo - find out if this is a bug, intentionally unused, or can be removed.
		$output = ''; // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable

		// We're trusting author input, so let's at least make sure it looks like a valid orderby statement
		if ( isset( $attr['orderby'] ) ) {
			$attr['orderby'] = sanitize_sql_orderby( $attr['orderby'] );
			if ( ! $attr['orderby'] ) {
				unset( $attr['orderby'] );
			}
		}

		$atts = shortcode_atts(
			array(
				'order'     => 'ASC',
				'orderby'   => 'menu_order ID',
				'id'        => $post->ID,
				'include'   => '',
				'exclude'   => '',
				'slideshow' => false,
			),
			$attr,
			'gallery'
		);
		$id   = ! empty( $atts['id'] ) ? (int) $atts['id'] : 0;

		// Custom image size and always use it.
		add_image_size( 'win8app-column', 480 );
		$size = 'win8app-column';

		if ( 'RAND' === $atts['order'] ) {
			$orderby = 'none';
		} else {
			$orderby = $atts['orderby'];
		}

		if ( ! empty( $atts['include'] ) ) {
			$include      = preg_replace( '/[^0-9,]+/', '', $atts['include'] );
			$_attachments = get_posts(
				array(
					'include'        => $include,
					'post_status'    => 'inherit',
					'post_type'      => 'attachment',
					'post_mime_type' => 'image',
					'order'          => $atts['order'],
					'orderby'        => $orderby,
				)
			);
			$attachments  = array();
			foreach ( $_attachments as $key => $val ) {
				$attachments[ $val->ID ] = $_attachments[ $key ];
			}
		} elseif ( ! empty( $atts['exclude'] ) ) {
			$exclude     = preg_replace( '/[^0-9,]+/', '', $atts['exclude'] );
			$attachments = get_children(
				array(
					'post_parent'    => $id,
					'exclude'        => $exclude,
					'post_status'    => 'inherit',
					'post_type'      => 'attachment',
					'post_mime_type' => 'image',
					'order'          => $atts['order'],
					'orderby'        => $orderby,
				)
			);
		} else {
			$attachments = get_children(
				array(
					'post_parent'    => $id,
					'post_status'    => 'inherit',
					'post_type'      => 'attachment',
					'post_mime_type' => 'image',
					'order'          => $atts['order'],
					'orderby'        => $orderby,
				)
			);
		}

		if ( ! empty( $attachments ) ) {
			foreach ( $attachments as $id => $attachment ) {
				$link = isset( $attr['link'] ) && 'file' === $attr['link']
					? wp_get_attachment_link( $id, $size, false, false )
					: wp_get_attachment_link( $id, $size, true, false );
				// phpcs:disable VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
				if ( $captiontag && trim( $attachment->post_excerpt ) ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UndefinedVariable
					$output .= "<div class='wp-caption aligncenter'>$link
						<p class='wp-caption-text'>" . wptexturize( $attachment->post_excerpt ) . '</p>
						</div>';
				} else {
					$output .= $link . ' ';
				}
				// phpcs:enable VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
			}
		}
	}

function portfolio_shortcode( $atts ) {
		// Default attributes.
		$atts = shortcode_atts(
			array(
				'display_types'   => true,
				'display_tags'    => true,
				'display_content' => true, // Can be false, true, or full.
				'display_author'  => false,
				'show_filter'     => false,
				'include_type'    => false,
				'include_tag'     => false,
				'columns'         => 2,
				'showposts'       => -1,
				'order'           => 'asc',
				'orderby'         => 'date',
			),
			$atts,
			'portfolio'
		);

		/*
		 * A little sanitization for our shortcode attributes aiming to use booleans.
		 * Attributes can be booleans (from the default values) or strings.
		 */
		foreach ( $atts as $attribute_name => $attribute_value ) {
			if ( preg_match( '#^(?:display_|show_)#i', $attribute_name ) ) {
				// display_content is a special case.
				if ( 'display_content' === $attribute_name && 'full' === $attribute_value ) {
					$atts['display_content'] = 'full';
					continue;
				}

				$atts[ $attribute_name ] = self::sanitize_boolean_attribute( $attribute_value );
			}
		}

		if ( $atts['include_type'] ) {
			$atts['include_type'] = explode( ',', str_replace( ' ', '', $atts['include_type'] ) );
		}

		if ( $atts['include_tag'] ) {
			$atts['include_tag'] = explode( ',', str_replace( ' ', '', $atts['include_tag'] ) );
		}

		$atts['columns'] = absint( $atts['columns'] );

		$atts['showposts'] = (int) $atts['showposts'];

		if ( $atts['order'] ) {
			$atts['order'] = urldecode( $atts['order'] );
			$atts['order'] = strtoupper( $atts['order'] );
			if ( 'DESC' !== $atts['order'] ) {
				$atts['order'] = 'ASC';
			}
		}

		if ( $atts['orderby'] ) {
			$atts['orderby'] = urldecode( $atts['orderby'] );
			$atts['orderby'] = strtolower( $atts['orderby'] );
			$allowed_keys    = array( 'author', 'date', 'title', 'rand' );

			$parsed = array();
			foreach ( explode( ',', $atts['orderby'] ) as $orderby ) {
				if ( ! in_array( $orderby, $allowed_keys, true ) ) {
					continue;
				}
				$parsed[] = $orderby;
			}

			if ( empty( $parsed ) ) {
				unset( $atts['orderby'] );
			} else {
				$atts['orderby'] = implode( ' ', $parsed );
			}
		}

		// enqueue shortcode styles when shortcode is used.
		if ( ! wp_style_is( 'jetpack-portfolio-style', 'enqueued' ) ) {
			wp_enqueue_style( 'jetpack-portfolio-style', plugins_url( 'css/portfolio-shortcode.css', __FILE__ ), array(), '20140326' );
		}

		return self::portfolio_shortcode_html( $atts );
	}

function jetpack_testimonial_shortcode( $atts ) {
		// Default attributes.
		$atts = shortcode_atts(
			array(
				'display_content' => true, // Can be false, true, or full.
				'image'           => true,
				'columns'         => 1,
				'showposts'       => -1,
				'order'           => 'asc',
				'orderby'         => 'menu_order,date',
			),
			$atts,
			'testimonial'
		);

		// A little sanitization.
		if (
			$atts['display_content']
			&& 'true' != $atts['display_content'] // phpcs:ignore Universal.Operators.StrictComparisons.LooseNotEqual
			&& 'full' !== $atts['display_content']
		) {
			$atts['display_content'] = false;
		}

		if ( $atts['image'] && 'true' != $atts['image'] ) { // phpcs:ignore Universal.Operators.StrictComparisons.LooseNotEqual
			$atts['image'] = false;
		}

		$atts['columns'] = absint( $atts['columns'] );

		$atts['showposts'] = (int) $atts['showposts'];

		if ( $atts['order'] ) {
			$atts['order'] = urldecode( $atts['order'] );
			$atts['order'] = strtoupper( $atts['order'] );
			if ( 'DESC' !== $atts['order'] ) {
				$atts['order'] = 'ASC';
			}
		}

		if ( $atts['orderby'] ) {
			$atts['orderby'] = urldecode( $atts['orderby'] );
			$atts['orderby'] = strtolower( $atts['orderby'] );
			$allowed_keys    = array( 'author', 'date', 'title', 'menu_order', 'rand' );

			$parsed = array();
			foreach ( explode( ',', $atts['orderby'] ) as $orderby ) {
				if ( ! in_array( $orderby, $allowed_keys, true ) ) {
					continue;
				}
				$parsed[] = $orderby;
			}

			if ( empty( $parsed ) ) {
				unset( $atts['orderby'] );
			} else {
				$atts['orderby'] = implode( ' ', $parsed );
			}
		}

		// enqueue shortcode styles when shortcode is used
		if ( ! wp_style_is( 'jetpack-testimonial-style', 'enqueued' ) ) {
			wp_enqueue_style( 'jetpack-testimonial-style', plugins_url( 'css/testimonial-shortcode.css', __FILE__ ), array(), '20140326' );
		}

		return self::jetpack_testimonial_shortcode_html( $atts );
	}

function jetpack_geo_shortcode( $attributes ) {
	$attributes = shortcode_atts(
		array(
			'post' => null,
			'id'   => null,
		),
		$attributes
	);
	return jetpack_geo_get_location( $attributes['post'] ? $attributes['post'] : $attributes['id'] );
}

function latex_shortcode( $atts, $content = '' ) {
	$attr = shortcode_atts(
		array(
			's'  => 0,
			'bg' => latex_get_default_color( 'bg' ),
			'fg' => latex_get_default_color( 'text', '000' ),
		),
		$atts,
		'latex'
	);

	return latex_render( latex_entity_decode( $content ), $attr['fg'], $attr['bg'], $attr['s'] );
}

function get_client_rendered_html() {
		if ( Settings::is_syncing() ) {
			return '';
		}

		/**
		 * Filter the Related Posts headline.
		 *
		 * @module related-posts
		 *
		 * @since 3.0.0
		 *
		 * @param string $headline Related Posts heading.
		 */
		$headline = apply_filters( 'jetpack_relatedposts_filter_headline', $this->get_headline() );

		if ( $this->previous_post_id ) {
			$exclude = "data-exclude='{$this->previous_post_id}'";
		} else {
			$exclude = '';
		}

		return <<<EOT
<div id='jp-relatedposts' class='jp-relatedposts' $exclude>
	$headline
</div>
EOT;
	}

function jetpack_archiveorg_book_shortcode( $atts ) {
	global $content_width;

	if ( isset( $atts[0] ) && empty( $atts['id'] ) ) {
		$atts['id'] = jetpack_shortcode_get_archiveorg_book_id( $atts );
	}

	$atts = shortcode_atts(
		array(
			'id'     => '',
			'width'  => 480,
			'height' => 430,
		),
		$atts
	);

	if ( ! $atts['id'] ) {
		return '<!-- error: missing archive.org book ID -->';
	}

	$id = $atts['id'];

	if ( ! $atts['width'] ) {
		$width = absint( $content_width );
	} else {
		$width = (int) $atts['width'];
	}

	if ( ! $atts['height'] ) {
		$height = round( ( $width / 640 ) * 360 );
	} else {
		$height = (int) $atts['height'];
	}

	return sprintf(
		'<div class="embed-archiveorg-book" style="text-align:center;"><iframe title="%s" src="%s" width="%s" height="%s" style="border:0;" webkitallowfullscreen="true" mozallowfullscreen="true" allowfullscreen></iframe></div>',
		esc_attr__( 'Archive.org Book', 'jetpack' ),
		esc_url( "https://archive.org/stream/{$id}?ui=embed#mode/1up" ),
		esc_attr( $width ),
		esc_attr( $height )
	);
}

function jetpack_archiveorg_shortcode( $atts ) {
	global $content_width;

	if ( isset( $atts[0] ) && empty( $atts['id'] ) ) {
		$atts['id'] = jetpack_shortcode_get_archiveorg_id( $atts );
	}

	$atts = shortcode_atts(
		array(
			'id'       => '',
			'width'    => 640,
			'height'   => 480,
			'autoplay' => 0,
			'poster'   => '',
		),
		$atts
	);

	if ( ! $atts['id'] ) {
		return '<!-- error: missing archive.org ID -->';
	}

	$id = $atts['id'];

	if ( ! $atts['width'] ) {
		$width = absint( $content_width );
	} else {
		$width = (int) $atts['width'];
	}

	if ( ! $atts['height'] ) {
		$height = round( ( $width / 640 ) * 360 );
	} else {
		$height = (int) $atts['height'];
	}

	if ( $atts['autoplay'] ) {
		$autoplay = '&autoplay=1';
	} else {
		$autoplay = '';
	}

	if ( $atts['poster'] ) {
		$poster = '&poster=' . $atts['poster'];
	} else {
		$poster = '';
	}

	return sprintf(
		'<div class="embed-archiveorg" style="text-align:center;"><iframe title="%s" src="%s" width="%s" height="%s" style="border:0;" webkitallowfullscreen="true" mozallowfullscreen="true" allowfullscreen></iframe></div>',
		esc_attr__( 'Archive.org', 'jetpack' ),
		esc_url( "https://archive.org/embed/{$id}{$autoplay}{$poster}" ),
		esc_attr( $width ),
		esc_attr( $height )
	);
}

function shortcode_handler_bandcamp( $atts ) {
	$csswidth  = null;
	$cssheight = null;
	// there are no default values, but specify here anyway to explicitly list supported atts.
	$attributes = shortcode_atts(
		array(
			'album'       => null,     // integer album id.
			'track'       => null,     // integer track id.
			'video'       => null,     // integer track id for video player.
			'size'        => 'venti',  // one of the supported sizes.
			'bgcol'       => 'FFFFFF', // hex, no '#' prefix.
			'linkcol'     => null,     // hex, no '#' prefix.
			'layout'      => null,     // encoded layout url.
			'width'       => null,     // integer with optional "%".
			'height'      => null,     // integer with optional "%".
			'notracklist' => null,     // may be string "true" (defaults false).
			'tracklist'   => null,     // may be string "false" (defaults true).
			// phpcs:ignore Squiz.PHP.CommentedOutCode.Found -- false positive
			'artwork'     => null,     // may be string "false" (alternately: "none") or "small" (default is large).
			'minimal'     => null,     // may be string "true" (defaults false).
			'theme'       => null,     // may be theme identifier string ("light"|"dark" so far).
			'package'     => null,     // integer package id.
			't'           => null,     // integer track number.
			'tracks'      => null,     // comma separated list of allowed tracks.
			'esig'        => null,      // hex, no '#' prefix.
		),
		$atts,
		'bandcamp'
	);

	$sizes = array(
		'venti'      => array(
			'width'  => 400,
			'height' => 100,
		),
		'grande'     => array(
			'width'  => 300,
			'height' => 100,
		),
		'grande2'    => array(
			'width'  => 300,
			'height' => 355,
		),
		'grande3'    => array(
			'width'  => 300,
			'height' => 415,
		),
		'tall_album' => array(
			'width'  => 150,
			'height' => 295,
		),
		'tall_track' => array(
			'width'  => 150,
			'height' => 270,
		),
		'tall2'      => array(
			'width'  => 150,
			'height' => 450,
		),
		'short'      => array(
			'width'  => 46,
			'height' => 23,
		),
		'large'      => array(
			'width'  => 350,
			'height' => 470,
		),
		'medium'     => array(
			'width'  => 450,
			'height' => 120,
		),
		'small'      => array(
			'width'  => 350,
			'height' => 42,
		),
	);

	$sizekey = $attributes['size'];
	$height  = null;
	$width   = null;

	$is_video = false;

	/*
	 * Build iframe url.  For audio players, args are appended as
	 * extra path segments for historical reasons having to
	 * do with an IE-only flash bug which required this URL
	 * to contain no querystring.  Delay the actual joining
	 * of args into a string until after we decide if it's
	 * a video player or an audio player
	 */
	$argparts = array();

	if ( ! isset( $attributes['album'] ) && ! isset( $attributes['track'] ) && ! isset( $attributes['video'] ) ) {
		return "[bandcamp: shortcode must include 'track', 'album', or 'video' param]";
	}

	if ( isset( $attributes['track'] ) && is_numeric( $attributes['track'] ) ) {
		$track = esc_attr( $attributes['track'] );
		array_push( $argparts, "track={$track}" );
	} elseif ( isset( $attributes['video'] ) && is_numeric( $attributes['video'] ) ) {
		$track    = esc_attr( $attributes['video'] ); // videos are referenced by track id.
		$url      = '//bandcamp.com/EmbeddedPlayer/v=2';
		$is_video = true;
		array_push( $argparts, "track={$track}" );
	}
	if ( isset( $attributes['album'] ) && is_numeric( $attributes['album'] ) ) {
		$album = esc_attr( $attributes['album'] );
		array_push( $argparts, "album={$album}" );
	}

	if ( 'tall' === $sizekey ) {
		if ( isset( $attributes['album'] ) ) {
			$sizekey .= '_album';
		} else {
			$sizekey .= '_track';
		}
	}

	// if size specified that we don't recognize, fall back on venti.
	if ( empty( $sizes[ $sizekey ] ) ) {
		$sizekey            = 'venti';
		$attributes['size'] = 'venti';
	}

	/*
	 * use strict regex for digits + optional % instead of absint for height/width
	 * 'width' and 'height' params in the iframe url get the exact string from the shortcode
	 * args, whereas the inline style attribute must have "px" added to it if it has no "%"
	 */
	if ( isset( $attributes['width'] ) && preg_match( '|^([0-9]+)(%)?$|', $attributes['width'], $matches ) ) {
		$width    = $attributes['width'];
		$csswidth = $attributes['width'];
		if ( count( $matches ) < 3 ) {
			$csswidth .= 'px';
		}
	}
	if ( isset( $attributes['height'] ) && preg_match( '|^([0-9]+)(%)?$|', $attributes['height'], $matches ) ) {
		$height    = $attributes['height'];
		$cssheight = $attributes['height'];
		if ( count( $matches ) < 3 ) {
			$cssheight .= 'px';
		}
	}

	if ( ! $height ) {
		$height    = $sizes[ $sizekey ]['height'];
		$cssheight = $height . 'px';
	}

	if ( ! $width ) {
		$width    = $sizes[ $sizekey ]['width'];
		$csswidth = $width . 'px';
	}

	if ( isset( $attributes['layout'] ) ) {
		array_push( $argparts, "layout={$attributes['layout']}" );
	} elseif ( isset( $attributes['size'] ) && preg_match( '|^[a-zA-Z0-9]+$|', $attributes['size'] ) ) {
		array_push( $argparts, "size={$attributes['size']}" );
	}

	if ( isset( $attributes['bgcol'] ) && preg_match( '|^[0-9A-Fa-f]+$|', $attributes['bgcol'] ) ) {
		array_push( $argparts, "bgcol={$attributes['bgcol']}" );
	}

	if ( isset( $attributes['linkcol'] ) && preg_match( '|^[0-9A-Fa-f]+$|', $attributes['linkcol'] ) ) {
		array_push( $argparts, "linkcol={$attributes['linkcol']}" );
	}

	if ( isset( $attributes['package'] ) && preg_match( '|^[0-9]+$|', $attributes['package'] ) ) {
		array_push( $argparts, "package={$attributes['package']}" );
	}

	if ( isset( $attributes['t'] ) && preg_match( '|^[0-9]+$|', $attributes['t'] ) ) {
		array_push( $argparts, "t={$attributes['t']}" );
	}

	if ( 'true' === $attributes['notracklist'] ) {
		array_push( $argparts, 'notracklist=true' );
	}

	// 'tracklist' arg deprecates 'notracklist=true' to be less weird.  note, behavior
	// if both are specified is undefined
	switch ( $attributes['tracklist'] ) {
		case 'false':
		case 'none':
			array_push( $argparts, 'tracklist=false' );
			break;
	}

	switch ( $attributes['artwork'] ) {
		case 'false':
		case 'none':
		case 'small':
			array_push( $argparts, 'artwork=' . $attributes['artwork'] );
			break;
	}

	if ( 'true' === $attributes['minimal'] ) {
		array_push( $argparts, 'minimal=true' );
	}

	if ( isset( $attributes['theme'] ) && preg_match( '|^[a-zA-Z_]+$|', $attributes['theme'] ) ) {
		array_push( $argparts, "theme={$attributes['theme']}" );
	}

	// param 'tracks' is signed digest param 'esig'.
	if ( isset( $attributes['tracks'] ) && preg_match( '|^[0-9\,]+$|', $attributes['tracks'] ) ) {
		if ( isset( $attributes['esig'] ) && preg_match( '|^[0-9A-Fa-f]+$|', $attributes['esig'] ) ) {
			array_push( $argparts, "tracks={$attributes['tracks']}" );
			array_push( $argparts, "esig={$attributes['esig']}" );
		}
	}

	if ( $is_video ) {
		$url         = '//bandcamp.com/VideoEmbed?' . implode( '&', $argparts );
		$extra_attrs = " mozallowfullscreen='1' webkitallowfullscreen='1' allowfullscreen='1'";
	} else {
		$url         = '//bandcamp.com/EmbeddedPlayer/v=2/' . implode( '/', $argparts ) . '/';
		$extra_attrs = '';
	}

	$iframe = '<iframe width="%s" height="%s" style="position: relative; display: block; width: %s; height: %s;" src="%s" allowtransparency="true" frameborder="0"%s></iframe>';
	$iframe = sprintf( $iframe, esc_attr( $width ), esc_attr( $height ), esc_attr( $csswidth ), esc_attr( $cssheight ), esc_url( $url ), $extra_attrs );

	return $iframe;
}

function convert( $atts ) {
		$normalized_atts = self::normalize_attributes( $atts );

		if ( empty( $atts ) ) {
			return '<!-- Missing Brightcove parameters -->';
		}

		return self::has_legacy_atts( $normalized_atts )
			? self::convert_to_legacy_studio( $normalized_atts )
			: self::convert_to_new_studio( $normalized_atts );
	}

function crowdsignal_shortcode( $atts ) {
			global $post;
			global $content_width;

			if ( ! is_array( $atts ) ) {
				return '<!-- Crowdsignal shortcode passed invalid attributes -->';
			}

			$attributes = shortcode_atts(
				array(
					'survey'     => null,
					'link_text'  => esc_html__( 'Take Our Survey', 'jetpack' ),
					'poll'       => 'empty',
					'rating'     => 'empty',
					'unique_id'  => null,
					'item_id'    => null,
					'title'      => null,
					'permalink'  => null,
					'cb'         => 0, // cache buster. Helps with testing.
					'type'       => 'button',
					'body'       => '',
					'button'     => '',
					'text_color' => '000000',
					'back_color' => 'FFFFFF',
					'align'      => '',
					'style'      => '',
					'width'      => $content_width,
					'height'     => floor( $content_width * 3 / 4 ),
					'delay'      => 100,
					'visit'      => 'single',
					'domain'     => '',
					'id'         => '',
					'site'       => 'crowdsignal.com',
				),
				$atts,
				'crowdsignal'
			);

			$inline = ! in_the_loop()
				&& ! Constants::is_defined( 'TESTING_IN_JETPACK' );

			$no_script       = false;
			$infinite_scroll = false;

			if ( is_home() && current_theme_supports( 'infinite-scroll' ) ) {
				$infinite_scroll = true;
			}

			if ( function_exists( 'get_option' ) && get_option( 'polldaddy_load_poll_inline' ) ) {
				$inline = true;
			}

			if ( is_feed() || ( defined( 'DOING_AJAX' ) && ! $infinite_scroll ) ) {
				$no_script = false;
			}

			self::$add_script = $infinite_scroll;

			/*
			 * Rating embed.
			 */
			if ( (int) $attributes['rating'] > 0 && ! $no_script ) {

				if ( empty( $attributes['unique_id'] ) ) {
					$attributes['unique_id'] = is_page() ? 'wp-page-' . $post->ID : 'wp-post-' . $post->ID;
				}

				if ( empty( $attributes['item_id'] ) ) {
					$attributes['item_id'] = is_page() ? '_page_' . $post->ID : '_post_' . $post->ID;
				}

				if ( empty( $attributes['title'] ) ) {
					/** This filter is documented in core/src/wp-includes/general-template.php */
					$attributes['title'] = apply_filters( 'wp_title', $post->post_title, '', '' );
				}

				if ( empty( $attributes['permalink'] ) ) {
					$attributes['permalink'] = get_permalink( $post->ID );
				}

				$rating    = (int) $attributes['rating'];
				$unique_id = sanitize_key( wp_strip_all_tags( $attributes['unique_id'] ) );
				$item_id   = wp_strip_all_tags( $attributes['item_id'] );
				$item_id   = preg_replace( '/[^_a-z0-9]/i', '', $item_id );

				$settings = wp_json_encode(
					array(
						'id'        => $rating,
						'unique_id' => $unique_id,
						'title'     => rawurlencode( trim( $attributes['title'] ) ),
						'permalink' => esc_url( $attributes['permalink'] ),
						'item_id'   => $item_id,
					)
				);

				$item_id = esc_js( $item_id );

				if (
					class_exists( 'Jetpack_AMP_Support' )
					&& Jetpack_AMP_Support::is_amp_request()
				) {
					return sprintf(
						'<a href="%s" target="_blank">%s</a>',
						esc_url( $attributes['permalink'] ),
						esc_html( trim( $attributes['title'] ) )
					);
				} elseif ( $inline ) {
					$rating_js  = "<!--//--><![CDATA[//><!--\n";
					$rating_js .= "PDRTJS_settings_{$rating}{$item_id}={$settings};";
					$rating_js .= "\n//--><!]]>";

					wp_enqueue_script( 'crowdsignal-rating' );
					wp_add_inline_script(
						'crowdsignal-rating',
						$rating_js,
						'before'
					);

					return sprintf(
						'<div class="cs-rating pd-rating" id="pd_rating_holder_%1$d%2$s"></div>',
						absint( $rating ),
						esc_attr( $item_id )
					);
				} else {
					if ( false === self::$scripts ) {
						self::$scripts = array();
					}

					$data = array(
						'id'       => $rating,
						'item_id'  => $item_id,
						'settings' => $settings,
					);

					self::$scripts['rating'][] = $data;

					add_action( 'wp_footer', array( $this, 'generate_scripts' ) );

					if ( $infinite_scroll ) {
						return sprintf(
							'<div class="cs-rating pd-rating" id="pd_rating_holder_%1$d%2$s" data-settings="%3$s"></div>',
							absint( $rating ),
							esc_attr( $item_id ),
							esc_attr( wp_json_encode( $data ) )
						);
					} else {
						return sprintf(
							'<div class="cs-rating pd-rating" id="pd_rating_holder_%1$d%2$s"></div>',
							absint( $rating ),
							esc_attr( $item_id )
						);
					}
				}
			} elseif ( (int) $attributes['poll'] > 0 ) {
				/*
				 * Poll embed.
				 */

				if ( empty( $attributes['title'] ) ) {
					$attributes['title'] = esc_html__( 'Take Our Poll', 'jetpack' );
				}

				$poll = (int) $attributes['poll'];

				if ( 'crowdsignal.com' === $attributes['site'] ) {
					$poll_url = sprintf( 'https://poll.fm/%d', $poll );
				} else {
					$poll_url = sprintf( 'https://polldaddy.com/p/%d', $poll );
				}

				$poll_js   = sprintf( 'https://secure.polldaddy.com/p/%d.js', $poll );
				$poll_link = sprintf(
					'<a href="%s" target="_blank" rel="noopener noreferrer">%s</a>',
					esc_url( $poll_url ),
					esc_html( $attributes['title'] )
				);

				if (
					$no_script
					|| ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() )
				) {
					return $poll_link;
				} elseif ( 'slider' === $attributes['type'] && ! $inline ) { // Slider poll.
					if ( ! in_array(
						$attributes['visit'],
						array( 'single', 'multiple' ),
						true
					) ) {
						$attributes['visit'] = 'single';
					}

					$settings = array(
						'type'  => 'slider',
						'embed' => 'poll',
						'delay' => (int) $attributes['delay'],
						'visit' => $attributes['visit'],
						'id'    => (int) $poll,
						'site'  => $attributes['site'],
					);

					return $this->get_async_code( $settings, $poll_link, $poll_url );
				} else {
					if ( 1 === $attributes['cb'] ) {
						$attributes['cb'] = '?cb=' . time();
					} else {
						$attributes['cb'] = false;
					}
					$margins = '';
					$float   = '';

					if ( in_array(
						$attributes['align'],
						array( 'right', 'left' ),
						true
					) ) {
						$float = sprintf( 'float: %s;', $attributes['align'] );

						if ( 'left' === $attributes['align'] ) {
							$margins = 'margin: 0px 10px 0px 0px;';
						} elseif ( 'right' === $attributes['align'] ) {
							$margins = 'margin: 0px 0px 0px 10px';
						}
					}

					/*
					 * Force the normal style embed on single posts/pages
					 * otherwise it's not rendered on infinite scroll themed blogs
					 * ('infinite_scroll_render' isn't fired)
					 */
					if ( is_singular() ) {
						$inline = true;
					}

					if ( false === $attributes['cb'] && ! $inline ) {
						if ( false === self::$scripts ) {
							self::$scripts = array();
						}

						$data = array( 'url' => $poll_js );

						self::$scripts['poll'][ (int) $poll ] = $data;

						add_action( 'wp_footer', array( $this, 'generate_scripts' ) );

						wp_enqueue_script( 'crowdsignal-shortcode' );
						wp_localize_script(
							'crowdsignal-shortcode',
							'crowdsignal_shortcode_options',
							array(
								'script_url' => esc_url_raw(
									Assets::get_file_url_for_environment(
										'_inc/build/polldaddy-shortcode.min.js',
										'_inc/polldaddy-shortcode.js'
									)
								),
							)
						);

						/**
						 * Hook into the Crowdsignal shortcode before rendering.
						 *
						 * @since 8.4.0
						 *
						 * @param int $poll Poll ID.
						 */
						do_action( 'crowdsignal_shortcode_before', (int) $poll );

						return sprintf(
							'<a name="pd_a_%1$d"></a><div class="CSS_Poll PDS_Poll" id="PDI_container%1$d" data-settings="%2$s" style="%3$s%4$s"></div><div id="PD_superContainer"></div><noscript>%5$s</noscript>',
							absint( $poll ),
							esc_attr( wp_json_encode( $data ) ),
							$float,
							$margins,
							$poll_link
						);
					} else {
						if ( $inline ) {
							$attributes['cb'] = '';
						}

						wp_enqueue_script(
							'crowdsignal-' . absint( $poll ),
							esc_url( $poll_js . $attributes['cb'] ),
							array(),
							JETPACK__VERSION,
							true
						);

						/** This action is already documented in modules/shortcodes/crowdsignal.php */
						do_action( 'crowdsignal_shortcode_before', (int) $poll );

						return sprintf(
							'<a id="pd_a_%1$s"></a><div class="CSS_Poll PDS_Poll" id="PDI_container%1$s" style="%2$s%3$s"></div><div id="PD_superContainer"></div><noscript>%4$s</noscript>',
							absint( $poll ),
							$float,
							$margins,
							$poll_link
						);
					}
				}
			} elseif ( ! empty( $attributes['survey'] ) ) {
				/*
				 * Survey embed.
				 */

				if ( in_array(
					$attributes['type'],
					array( 'iframe', 'button', 'banner', 'slider' ),
					true
				) ) {

					if ( empty( $attributes['title'] ) ) {
						$attributes['title'] = esc_html__( 'Take Our Survey', 'jetpack' );
						if ( ! empty( $attributes['link_text'] ) ) {
							$attributes['title'] = $attributes['link_text'];
						}
					}

					if (
						'banner' === $attributes['type']
						|| 'slider' === $attributes['type']
					) {
						$inline = false;
					}

					$survey_url = '';

					if ( 'true' !== $attributes['survey'] ) {
						$survey = preg_replace( '/[^a-f0-9]/i', '', $attributes['survey'] );

						if ( 'crowdsignal.com' === $attributes['site'] ) {
							$survey_url = 'https://survey.fm/' . $survey;
						} else {
							$survey_url = 'https://polldaddy.com/s/' . $survey;
						}
					} elseif ( isset( $attributes['domain'] ) && isset( $attributes['id'] ) ) {
						$survey_domain = preg_replace( '/[^a-z0-9\-]/i', '', $attributes['domain'] );
						$survey_id     = preg_replace( '/[\/\?&\{\}]/', '', $attributes['id'] );
						$survey_url    = sprintf(
							'https://%1$s.survey.fm/%2$s',
							$survey_domain,
							$survey_id
						);
					}

					$survey_link = sprintf(
						'<a href="%s" target="_blank" rel="noopener noreferrer">%s</a>',
						esc_url( $survey_url ),
						esc_html( $attributes['title'] )
					);

					$settings = array();

					if ( 'iframe' === $attributes['type'] ) {
						if ( 'auto' !== $attributes['height'] ) {
							if (
								is_numeric( $content_width )
								&& $content_width > 0
								&& is_numeric( $attributes['width'] )
								&& $attributes['width'] > $content_width
							) {
								$attributes['width'] = $content_width;
							}

							if ( ! $attributes['width'] ) {
								$attributes['width'] = '100%';
							} else {
								$attributes['width'] = (int) $attributes['width'];
							}

							if ( ! $attributes['height'] ) {
								$attributes['height'] = '600';
							} else {
								$attributes['height'] = (int) $attributes['height'];
							}

							return sprintf(
								'<iframe src="%1$s?iframe=1" frameborder="0" width="%2$d" height="%3$d" scrolling="auto" allowtransparency="true" marginheight="0" marginwidth="0">%4$s</iframe>',
								esc_url( $survey_url ),
								absint( $attributes['width'] ),
								absint( $attributes['height'] ),
								$survey_link
							);
						} elseif (
							! empty( $attributes['domain'] )
							&& ! empty( $attributes['id'] )
						) {
							$domain = preg_replace( '/[^a-z0-9\-]/i', '', $attributes['domain'] );
							$id     = preg_replace( '/[\/\?&\{\}]/', '', $attributes['id'] );

							$auto_src = esc_url( "https://{$domain}.survey.fm/{$id}" );
							$auto_src = wp_parse_url( $auto_src );

							if ( ! is_array( $auto_src ) || array() === $auto_src ) {
								return '<!-- no crowdsignal output -->';
							}

							if ( ! isset( $auto_src['host'] ) || ! isset( $auto_src['path'] ) ) {
								return '<!-- no crowdsignal output -->';
							}

							$domain = $auto_src['host'] . '/';
							$id     = ltrim( $auto_src['path'], '/' );

							$settings = array(
								'type'   => $attributes['type'],
								'auto'   => true,
								'domain' => $domain,
								'id'     => $id,
								'site'   => $attributes['site'],
							);
						}
					} else {
						$text_color = sanitize_hex_color_no_hash( $attributes['text_color'] );
						$back_color = sanitize_hex_color_no_hash( $attributes['back_color'] );

						if (
							! in_array(
								$attributes['align'],
								array(
									'right',
									'left',
									'top-left',
									'top-right',
									'middle-left',
									'middle-right',
									'bottom-left',
									'bottom-right',
								),
								true
							)
						) {
							$attributes['align'] = '';
						}

						if (
							! in_array(
								$attributes['style'],
								array(
									'inline',
									'side',
									'corner',
									'rounded',
									'square',
								),
								true
							)
						) {
							$attributes['style'] = '';
						}

						$settings = array_filter(
							array(
								'title'      => wp_strip_all_tags( $attributes['title'] ),
								'type'       => $attributes['type'],
								'body'       => wp_strip_all_tags( $attributes['body'] ),
								'button'     => wp_strip_all_tags( $attributes['button'] ),
								'text_color' => $text_color,
								'back_color' => $back_color,
								'align'      => $attributes['align'],
								'style'      => $attributes['style'],
								'id'         => $survey,
								'site'       => $attributes['site'],
							)
						);
					}

					if ( empty( $settings ) ) {
						return '<!-- no crowdsignal output -->';
					}

					return $this->get_async_code( $settings, $survey_link, $survey_url );
				}
			} else {
				return '<!-- no crowdsignal output -->';
			}
		}

function polldaddy_shortcode( $atts ) {
			if ( ! is_array( $atts ) ) {
				return '<!-- Polldaddy shortcode passed invalid attributes -->';
			}

			$atts['site'] = 'polldaddy.com';
			return $this->crowdsignal_shortcode( $atts );
		}

function dailymotion_shortcode( $atts ) {
	global $content_width;

	if ( isset( $atts[0] ) ) {
		$id         = ltrim( $atts[0], '=' );
		$atts['id'] = $id;

	} else {
		$params = shortcode_new_to_old_params( $atts );
		parse_str( $params, $atts_new );

		foreach ( $atts_new as $k => $v ) {
			$atts[ $k ] = $v;
		}
	}

	$atts = shortcode_atts(
		array(
			'id'                   => '', // string.
			'width'                => '', // int.
			'height'               => '', // int.
			'title'                => '', // string.
			'user'                 => '', // string.
			'video'                => '', // string.
			'autoplay'             => 0,  // int.
			'endscreen-enable'     => 1,  // int.
			'mute'                 => 0,  // int.
			'sharing-enable'       => 1,  // int.
			'start'                => '', // int.
			'subtitles-default'    => '', // string.
			'ui-highlight'         => '', // string.
			'ui-logo'              => 1,  // int.
			'ui-start-screen-info' => 0,  // int.
			'ui-theme'             => '', // string.
		),
		$atts,
		'dailymotion'
	);

	if ( isset( $atts['id'] ) && ! empty( $atts['id'] ) ) {
		$id = rawurlencode( $atts['id'] );
	} else {
		return '<!--Dailymotion error: bad or missing ID-->';
	}

	/*set width and height using provided parameters if any */
	$width  = isset( $atts['width'] ) ? (int) $atts['width'] : 0;
	$height = isset( $atts['height'] ) ? (int) $atts['height'] : 0;

	if ( ! $width && ! $height ) {
		if ( ! empty( $content_width ) ) {
			$width = absint( $content_width );
		} else {
			$width = 425;
		}
		$height = $width / 425 * 334;
	} elseif ( ! $height ) {
		$height = $width / 425 * 334;
	} elseif ( ! $width ) {
		$width = $height / 334 * 425;
	}

	if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) {
		return sprintf(
			'<amp-dailymotion data-videoid="%1$s" layout="responsive" width="%2$d" height="%3$d"></amp-dailymotion>',
			esc_attr( $id ),
			absint( $width ),
			absint( $height )
		);
	}

	/**
	 * Let's add parameters if needed.
	 *
	 * @see https://developer.dailymotion.com/player
	 */
	$player_params = array();

	if ( isset( $atts['autoplay'] ) && '1' === $atts['autoplay'] ) {
		$player_params['autoplay'] = '1';
	}
	if ( isset( $atts['endscreen-enable'] ) && '0' === $atts['endscreen-enable'] ) {
		$player_params['endscreen-enable'] = '0';
	}
	if ( isset( $atts['mute'] ) && '1' === $atts['mute'] ) {
		$player_params['mute'] = '1';
	}
	if ( isset( $atts['sharing-enable'] ) && '0' === $atts['sharing-enable'] ) {
		$player_params['sharing-enable'] = '0';
	}
	if ( isset( $atts['start'] ) && ! empty( $atts['start'] ) ) {
		$player_params['start'] = abs( (int) $atts['start'] );
	}
	if ( isset( $atts['subtitles-default'] ) && ! empty( $atts['subtitles-default'] ) ) {
		$player_params['subtitles-default'] = esc_attr( $atts['subtitles-default'] );
	}
	if ( isset( $atts['ui-highlight'] ) && ! empty( $atts['ui-highlight'] ) ) {
		$player_params['ui-highlight'] = esc_attr( $atts['ui-highlight'] );
	}
	if ( isset( $atts['ui-logo'] ) && '0' === $atts['ui-logo'] ) {
		$player_params['ui-logo'] = '0';
	}
	if ( isset( $atts['ui-start-screen-info'] ) && '0' === $atts['ui-start-screen-info'] ) {
		$player_params['ui-start-screen-info'] = '0';
	}
	if ( isset( $atts['ui-theme'] ) && in_array( strtolower( $atts['ui-theme'] ), array( 'dark', 'light' ), true ) ) {
		$player_params['ui-theme'] = esc_attr( $atts['ui-theme'] );
	}

	// Add those parameters to the Video URL.
	$video_url = add_query_arg(
		$player_params,
		'https://www.dailymotion.com/embed/video/' . $id
	);

	$output = '';

	if ( preg_match( '/^[A-Za-z0-9]+$/', $id ) ) {
		$output .= '<iframe width="' . esc_attr( $width ) . '" height="' . esc_attr( $height ) . '" src="' . esc_url( $video_url ) . '" style="border:0;" allowfullscreen></iframe>';

		$video = preg_replace( '/[^-a-z0-9_]/i', '', $atts['video'] );
		$title = wp_kses( $atts['title'], array() );
		if (
			array_key_exists( 'video', $atts )
			&& $video
			&& array_key_exists( 'title', $atts )
			&& $title
		) {
			$output .= '<br /><strong><a href="' . esc_url( 'https://www.dailymotion.com/video/' . $video ) . '" target="_blank">' . esc_html( $title ) . '</a></strong>';
		}

		$user = preg_replace( '/[^-a-z0-9_]/i', '', $atts['user'] );
		if ( array_key_exists( 'user', $atts ) && $user ) {
			/* translators: %s is a Dailymotion user name */
			$output .= '<br /><em>' . wp_kses(
				sprintf(
					/* Translators: placeholder is a Dailymotion username, linking to a Dailymotion profile page. */
					__( 'Uploaded by %s', 'jetpack' ),
					'<a href="' . esc_url( 'https://www.dailymotion.com/' . $user ) . '" target="_blank">' . esc_html( $user ) . '</a>'
				),
				array(
					'a' => array(
						'href'   => true,
						'target' => true,
					),
				)
			) . '</em>';
		}
	}

	/**
	 * Calypso Helper
	 *
	 * Makes shortcode output responsive to the location it is loaded:
	 * Notifications, Reader, Email
	 */
	if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
		require_once WP_CONTENT_DIR . '/lib/display-context.php';
		$context = A8C\Display_Context\get_current_context();

		// Notifications.
		if ( A8C\Display_Context\NOTIFICATIONS === $context ) {
			return sprintf(
				'<a href="%1$s" target="_blank" rel="noopener noreferrer">%1$s</a>',
				esc_url( 'https://www.dailymotion.com/video/' . $id )
			);
		}
	}

	return $output;
}

function dailymotion_channel_shortcode( $atts ) {
	$username = $atts['user'];

	switch ( $atts['type'] ) {
		case 'grid':
			$channel_iframe = '<iframe sandbox="allow-popups allow-scripts allow-same-origin allow-presentation" width="300px" height="264px" scrolling="no" style="border:0;" src="' . esc_url( '//www.dailymotion.com/badge/user/' . $username . '?type=grid' ) . '"></iframe>';
			break;
		case 'carousel':
			$channel_iframe = '<iframe sandbox="allow-popups allow-scripts allow-same-origin allow-presentation" width="300px" height="360px" scrolling="no" style="border:0;" src="' . esc_url( '//www.dailymotion.com/badge/user/' . $username . '?type=carousel' ) . '"></iframe>';
			break;
		default:
			$channel_iframe = '<iframe sandbox="allow-popups allow-scripts allow-same-origin allow-presentation" width="300px" height="78px" scrolling="no" style="border:0;" src="' . esc_url( '//www.dailymotion.com/badge/user/' . $username ) . '"></iframe>';
	}

	return $channel_iframe;
}

function jetpack_facebook_shortcode_handler( $atts ) {
	global $wp_embed;

	if ( empty( $atts['url'] ) ) {
		return;
	}

	if ( ! preg_match( JETPACK_FACEBOOK_EMBED_REGEX, $atts['url'] )
	&& ! preg_match( JETPACK_FACEBOOK_PHOTO_EMBED_REGEX, $atts['url'] )
	&& ! preg_match( JETPACK_FACEBOOK_VIDEO_EMBED_REGEX, $atts['url'] )
	&& ! preg_match( JETPACK_FACEBOOK_VIDEO_ALTERNATE_EMBED_REGEX, $atts['url'] ) ) {
		return;
	}

	return $wp_embed->shortcode( $atts, $atts['url'] );
}

function flickr_shortcode_handler( $atts ) {
	$atts = shortcode_atts(
		array(
			'video'    => 0,
			'photo'    => 0,
			'w'        => '',
			'h'        => '',
			'controls' => 'yes',
			'autoplay' => '',
		),
		$atts,
		'flickr'
	);

	if ( ! empty( $atts['video'] ) ) {
		$showing = 'video';
		$src     = $atts['video'];
	} elseif ( ! empty( $atts['photo'] ) ) {
		$showing = 'photo';
		$src     = $atts['photo'];
	} else {
		return '';
	}

	$src = str_replace( 'http://', 'https://', $src );

	if ( 'video' === $showing ) {

		$video_id = flick_shortcode_video_id( $src );

		if ( empty( $video_id ) ) {
			return '';
		}

		$atts = array_map( 'esc_attr', $atts );
		return flickr_shortcode_video_markup( $atts, $video_id, $src );
	} elseif ( 'photo' === $showing ) {

		if ( ! preg_match( '~^(https?:)?//([\da-z\-]+\.)*?((static)?flickr\.com|flic\.kr)/.*~i', $src ) ) {
			return '';
		}

		$height = empty( $atts['h'] ) ? 'auto' : esc_attr( $atts['h'] );

		$src = sprintf( '%s/player/', untrailingslashit( $src ) );

		$allow_full_screen = 'allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen';

		if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) {
			$allow_full_screen = str_replace( ' oallowfullscreen msallowfullscreen', '', $allow_full_screen );
		}

		return sprintf( '<iframe src="%s" height="%s" width="%s"  frameborder="0" %s></iframe>', esc_url( $src ), $height, esc_attr( $atts['w'] ), $allow_full_screen );
	}

	return false;
}

function github_gist_shortcode( $atts, $content = '' ) {

	if ( empty( $atts[0] ) && empty( $content ) ) {
		if ( current_user_can( 'edit_posts' ) ) {
			return esc_html__( 'Please specify a Gist URL or ID.', 'jetpack' );
		} else {
			return '<!-- Missing Gist ID -->';
		}
	}

	$id = ( ! empty( $content ) ) ? $content : $atts[0];

	// Parse a URL to get an ID we can use.
	$gist_info = jetpack_gist_get_shortcode_id( $id );
	if ( empty( $gist_info['id'] ) ) {
		if ( current_user_can( 'edit_posts' ) ) {
			return esc_html__( 'The Gist ID you provided is not valid. Please try a different one.', 'jetpack' );
		} else {
			return '<!-- Invalid Gist ID -->';
		}
	} else {
		// Add trailing .json to all unique gist identifiers.
		$id = $gist_info['id'] . '.json';
	}

	// The file name can come from the URL passed, or from a shortcode attribute.
	if ( ! empty( $gist_info['file'] ) ) {
		$file = $gist_info['file'];
	} elseif ( ! empty( $atts['file'] ) ) {
		$file = $atts['file'];
	} else {
		$file = '';
	}

	// Replace - by . to get a real file name from slug.
	if ( ! empty( $file ) ) {
		// Find the last -.
		$dash_position = strrpos( $file, '-' );
		if ( false !== $dash_position ) {
			// Replace the - by a period.
			$file = substr_replace( $file, '.', $dash_position, 1 );
		}

		$file = rawurlencode( $file );
	}

	// Set the tab size, allowing attributes to override the query string.
	$tab_size = $gist_info['ts'];
	if ( ! empty( $atts['ts'] ) ) {
		$tab_size = absint( $atts['ts'] );
	}

	if (
		class_exists( 'Jetpack_AMP_Support' )
		&& Jetpack_AMP_Support::is_amp_request()
	) {
		/*
		 * According to <https://www.ampproject.org/docs/reference/components/amp-gist#height-(required)>:
		 *
		 * > Note: You must find the height of the gist by inspecting it with your browser (e.g., Chrome Developer Tools).
		 *
		 * However, this does not seem to be the case any longer. The actual height of the content does get set in the
		 * page after loading. So this is just the initial height.
		 * See <https://github.com/ampproject/amphtml/pull/17738>.
		 */
		$height = 240;

		$amp_tag = sprintf(
			'<amp-gist layout="fixed-height" data-gistid="%s" height="%s"',
			esc_attr( basename( $id, '.json' ) ),
			esc_attr( $height )
		);
		if ( ! empty( $file ) ) {
			$amp_tag .= sprintf( ' data-file="%s"', esc_attr( $file ) );
		}
		$amp_tag .= '></amp-gist>';
		return $amp_tag;
	}

	// URL points to the entire gist, including the file name if there was one.
	$id     = ( ! empty( $file ) ? $id . '?file=' . $file : $id );
	$return = false;

	$request      = wp_remote_get( esc_url_raw( 'https://gist.github.com/' . esc_attr( $id ) ) );
	$request_code = wp_remote_retrieve_response_code( $request );

	if ( 200 === $request_code ) {
		$request_body = wp_remote_retrieve_body( $request );
		$request_data = json_decode( $request_body );

		wp_enqueue_style( 'jetpack-gist-styling', esc_url( $request_data->stylesheet ), array(), JETPACK__VERSION );

		$gist = substr_replace( $request_data->div, sprintf( 'style="tab-size: %1$s" ', absint( $tab_size ) ), 5, 0 );

		// Add inline styles for the tab style in the opening div of the gist.
		$gist = preg_replace(
			'#(\<div\s)+(id=\"gist[0-9]+\")+(\sclass=\"gist\"\>)?#',
			sprintf( '$1style="tab-size: %1$s" $2$3', absint( $tab_size ) ),
			$request_data->div,
			1
		);

		// Add inline style to prevent the bottom margin to the embed that themes like TwentyTen, et al., add to tables.
		$return = sprintf( '<style>.gist table { margin-bottom: 0; }</style>%1$s', $gist );
	}

	if (
		// No need to check for a nonce here, that's already handled by Core further up.
		// phpcs:disable WordPress.Security.NonceVerification.Missing
		isset( $_POST['type'] )
		&& 'embed' === $_POST['type']
		&& isset( $_POST['action'] )
		&& 'parse-embed' === $_POST['action']
		// phpcs:enable WordPress.Security.NonceVerification.Missing
	) {
		return github_gist_simple_embed( $id, $tab_size );
	}

	return $return;
}

function googleapps_shortcode( $atts ) {
	global $content_width;

	$attr = shortcode_atts(
		array(
			'width'  => '100%',
			'height' => '560',
			'domain' => 'docs',
			'dir'    => 'document',
			'query'  => '',
			'src'    => '',
		),
		$atts
	);

	if ( is_numeric( $content_width ) && $content_width > 0 && is_numeric( $attr['width'] ) && $attr['width'] > $content_width ) {
		$attr['width'] = $content_width;
	}

	if ( is_numeric( $content_width ) && $content_width > 0 && '560' === $attr['height'] ) {
		$attr['height'] = floor( $content_width * 3 / 4 );
	}

	if ( isset( $atts[0] ) && $atts[0] ) {
		$attr['src'] = $atts[0];
	}

	if ( $attr['src'] && preg_match( '!https?://(docs|drive|spreadsheets\d*|calendar|www)*\.google\.com/([-\w\./]+)\?([^"]+)!', $attr['src'], $matches ) ) {
		$attr['domain'] = $matches[1];
		$attr['dir']    = $matches[2];
		parse_str( htmlspecialchars_decode( $matches[3], ENT_QUOTES | ENT_SUBSTITUTE | ENT_HTML401 ), $query_ar );
		$query_ar['chrome']   = 'false';
		$query_ar['embedded'] = 'true';
		$attr['query']        = http_build_query( $query_ar );
	}

	if ( ! googleapps_validate_domain_and_dir( $attr['domain'], $attr['dir'] ) ) {
		return '<!-- Unsupported URL -->';
	}

	$attr['query'] = $attr['dir'] . '?' . $attr['query'];

	/** This action is documented in modules/widgets/social-media-icons.php */
	do_action( 'jetpack_bump_stats_extras', 'embeds', googleapps_service_name( $attr['domain'], $attr['dir'] ) );

	return sprintf(
		'<iframe src="%s" frameborder="0" width="%s" height="%s" marginheight="0" marginwidth="0" allowfullscreen="true" mozallowfullscreen="true" webkitallowfullscreen="true"></iframe>',
		esc_url( 'https://' . $attr['domain'] . '.google.com/' . $attr['query'] ),
		esc_attr( $attr['width'] ),
		esc_attr( $attr['height'] )
	);
}

function jetpack_googlemaps_shortcode( $atts ) {
	if ( ! isset( $atts[0] ) ) {
		return '';
	}

	$params = ltrim( $atts[0], '=' );

	$width  = 425;
	$height = 350;

	if ( preg_match( '!^https?://(www|maps|mapsengine)\.google(\.co|\.com)?(\.[a-z]+)?/.*?(\?.+)!i', $params, $match ) ) {
		$params = str_replace( '&', '&', $params );
		$params = str_replace( '&', '&', $params );
		parse_str( $params, $arg );

		if ( isset( $arg['hq'] ) ) {
			unset( $arg['hq'] );
		}

		$url = '';
		foreach ( (array) $arg as $key => $value ) {
			if ( 'w' === $key ) {
				$percent = ( '%' === substr( $value, -1 ) ) ? '%' : '';
				$width   = (int) $value . $percent;
			} elseif ( 'h' === $key ) {
				$height = (int) $value;
			} else {
				$key  = str_replace( '_', '.', $key );
				$url .= esc_attr( "$key=$value&" );
			}
		}
		$url = substr( $url, 0, -5 );

		$url = str_replace( 'http://', 'https://', $url );

		$css_class = 'googlemaps';

		if ( ! empty( $atts['align'] ) && in_array( strtolower( $atts['align'] ), array( 'left', 'center', 'right' ), true ) ) {
			$atts['align'] = strtolower( $atts['align'] );

			if ( 'left' === $atts['align'] ) {
				$css_class .= ' alignleft';
			} elseif ( 'center' === $atts['align'] ) {
				$css_class .= ' aligncenter';
			} elseif ( 'right' === $atts['align'] ) {
				$css_class .= ' alignright';
			}
		}

		$sandbox = class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request()
			? 'sandbox="allow-popups allow-scripts allow-same-origin"'
			: '';

		return sprintf(
			'<div class="%1$s">
				<iframe width="%2$d" height="%3$d" frameborder="0" scrolling="no" marginheight="0" marginwidth="0" %5$s src="%4$s"></iframe>
			</div>',
			esc_attr( $css_class ),
			absint( $width ),
			absint( $height ),
			esc_url( $url ),
			$sandbox
		);
	}
}

function jetpack_googleplus_shortcode_handler( $atts ) {
	global $wp_embed;

	if ( empty( $atts['url'] ) ) {
		return;
	}

	if ( ! preg_match( JETPACK_GOOGLEPLUS_EMBED_REGEX, $atts['url'] ) ) {
		return;
	}

	return sprintf( '<p>%s</p>', $wp_embed->shortcode( $atts, $atts['url'] ) );
}

function jetpack_gravatar_shortcode( $atts ) {
	$atts = shortcode_atts(
		array(
			'email' => '',
			'size'  => 96,
		),
		$atts
	);

	if ( empty( $atts['email'] ) || ! is_email( $atts['email'] ) ) {
		return false;
	}

	$atts['size'] = (int) $atts['size'];
	if ( 0 > $atts['size'] ) {
		$atts['size'] = 96;
	}

	return get_avatar( $atts['email'], $atts['size'] );
}

function jetpack_gravatar_profile_shortcode( $atts ) {
	// Give each use of the shortcode a unique ID.
	static $instance = 0;

	// Process passed attributes.
	$atts = shortcode_atts(
		array(
			'who' => null,
		),
		$atts,
		'jetpack_gravatar_profile'
	);

	// Can specify username, user ID, or email address.
	if ( is_numeric( $atts['who'] ) ) {
		$user = get_user_by( 'id', (int) $atts['who'] );
	} elseif ( is_email( $atts['who'] ) ) {
		$user = get_user_by( 'email', sanitize_email( $atts['who'] ) );
	} elseif ( is_string( $atts['who'] ) ) {
		$user = get_user_by( 'login', sanitize_user( $atts['who'] ) );
	} else {
		$user = false;
	}

	// Bail if we don't have a user.
	if ( false === $user ) {
		return false;
	}

	// Render the shortcode.
	$gravatar_url = 'https://gravatar.com/' . $user->user_login;

	if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
		$avatar_url    = wpcom_get_avatar_url( $user->ID, 96 );
		$avatar_url    = $avatar_url[0];
		$user_location = get_user_attribute( $user->ID, 'location' );
	} else {
		$avatar_url    = get_avatar_url( $user->user_email, array( 'size' => 96 ) );
		$user_location = get_user_meta( $user->ID, 'location', true );
	}

	ob_start();

	if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) {
		wp_enqueue_style( 'gravatar-style', plugins_url( '/css/gravatar-amp.css', __FILE__ ), array(), JETPACK__VERSION );
	} else {
		?>
		<script type="text/javascript">
		( function() {
			if ( null === document.getElementById( 'gravatar-profile-embed-styles' ) ) {
				var headID = document.getElementsByTagName( 'head' )[0];
				var styleNode = document.createElement( 'style' );
				styleNode.type = 'text/css';
				styleNode.id = 'gravatar-profile-embed-styles';

				var gCSS = '.grofile-wrap { border: solid 1px #f0f0f1; padding: 10px; } .grofile { padding: 0 0 5px 0; }  .grofile-left { float: left; display: block; width: 96px; margin-right: 15px; } .grofile .gravatar { margin-bottom: 5px; } .grofile-clear { clear: left; font-size: 1px; height: 1px; } .grofile ul li a { text-indent: -99999px; } .grofile .grofile-left a:hover { text-decoration: none !important; border: none !important; } .grofile-name { margin-top: 0; }';

				if ( document.all ) {
					styleNode.innerText = gCSS;
				} else {
					styleNode.textContent = gCSS;
				}

				headID.appendChild( styleNode );
			}
		} )();
		</script>
		<?php
	}
	?>

	<div class="grofile vcard" id="grofile-embed-<?php echo esc_attr( $instance ); ?>">
		<div class="grofile-inner">
			<div class="grofile-left">
				<div class="grofile-img">
					<a href="<?php echo esc_url( $gravatar_url ); ?>">
						<img src="<?php echo esc_url( $avatar_url ); ?>" width="96" height="96" class="no-grav gravatar photo" />
					</a>
				</div>
			</div>
			<div class="grofile-right">
				<p class="grofile-name fn">
					<strong><?php echo esc_html( $user->display_name ); ?></strong>
					<?php
					if ( ! empty( $user_location ) ) :
						?>
						<br><span class="grofile-location adr"><?php echo esc_html( $user_location ); ?></span><?php endif; ?>
				</p>
				<p class="grofile-bio"><strong><?php esc_html_e( 'Bio:', 'jetpack' ); ?></strong> <?php echo wp_kses_post( $user->description ); ?></p>
				<p class="grofile-view">
					<a href="<?php echo esc_url( $gravatar_url ); ?>"><?php esc_html_e( 'View complete profile', 'jetpack' ); ?></a>
				</p>
			</div>
			<span class="grofile-clear">&nbsp;</span>
		</div>
	</div>
	<?php

	// Increment and return the rendered profile.
	++$instance;

	return ob_get_clean();
}

function jetpack_houzz_shortcode( $atts ) {
	$url  = substr( $atts[0], 1 );
	$args = array();
	if ( isset( $atts['w'] ) && is_numeric( $atts['w'] ) ) {
		$args['width'] = $atts['w'];
	}
	if ( isset( $atts['h'] ) && is_numeric( $atts['h'] ) ) {
		$args['height'] = $atts['h'];
	}
	$oembed = _wp_oembed_get_object();
	return $oembed->get_html( $url, $args );
}

function jetpack_kickstarter_shortcode( $atts ) {
	if ( empty( $atts['url'] ) ) {
		return '';
	}

	$url = esc_url_raw( $atts['url'] );
	if ( ! preg_match( '#^(www\.)?kickstarter\.com$#i', wp_parse_url( $url, PHP_URL_HOST ) ) ) {
		return '<!-- Invalid Kickstarter URL -->';
	}

	global $wp_embed;
	return $wp_embed->shortcode( $atts, $url );
}

function jetpack_embed_medium_shortcode( $atts ) {
	$atts = jetpack_embed_medium_args( $atts );

	if ( ! empty( $atts['url'] ) ) {
		global $wp_embed;
		return $wp_embed->shortcode( $atts, $atts['url'] );
	} elseif ( current_user_can( 'edit_posts' ) ) {
		return esc_html__( 'You did not provide a valid Medium URL.', 'jetpack' );
	} else {
		return '<!-- Missing Medium URL -->';
	}
}

function mixcloud_shortcode( $atts, $content = null ) {

	if ( empty( $atts[0] ) && empty( $content ) ) {
		return '<!-- mixcloud error: invalid mixcloud resource -->';
	}

	$regular_expression = '/((?<=mixcloud\.com\/)[\w\-\/]+$)|(^[\w\-\/]+$)/i';
	preg_match( $regular_expression, $content, $match );
	if ( ! empty( $match ) ) {
		$resource_id = trim( $match[0] );
	} else {
		preg_match( $regular_expression, $atts[0], $match );
		if ( ! empty( $match ) ) {
			$resource_id = trim( $match[0] );
		}
	}

	if ( empty( $resource_id ) ) {
		return '<!-- mixcloud error: invalid mixcloud resource -->';
	}

	$mixcloud_url = 'https://mixcloud.com/' . $resource_id;

	$atts = shortcode_atts(
		array(
			'width'          => false,
			'height'         => false,
			'color'          => false,
			'light'          => false,
			'dark'           => false,
			'hide_tracklist' => false,
			'hide_cover'     => false,
			'mini'           => false,
			'hide_followers' => false,
			'hide_artwork'   => false,
		),
		$atts
	);

	// remove falsey values.
	$atts = array_filter( $atts );

	$query_args = array( 'url' => $mixcloud_url );
	$query_args = array_merge( $query_args, $atts );

	$url               = add_query_arg( urlencode_deep( $query_args ), 'https://app.mixcloud.com/oembed/' );
	$mixcloud_response = wp_remote_get( $url, array( 'redirection' => 0 ) );
	if ( is_wp_error( $mixcloud_response ) || 200 !== $mixcloud_response['response']['code'] || empty( $mixcloud_response['body'] ) ) {
		return '<!-- mixcloud error: invalid mixcloud resource -->';
	}

	$response_body = json_decode( $mixcloud_response['body'] );

	$html = $response_body->html;

	preg_match( '/sandbox="([^"]*)"/', $html, $matches );

	if ( empty( $matches ) ) { // Mixcloud doesn't use sandbox attribute.
		$html = preg_replace( '/>/', ' sandbox="allow-popups allow-scripts allow-same-origin allow-presentation">', $html, 1 );
	} else { // Mixcloud uses sandbox attribute.

		$allowed_values = array();
		// Here we make sure that these string are not repeated in the sandbox attribute.
		$attrs = array( 'allow-popups', 'allow-scripts', 'allow-same-origin', 'allow-presentation' );
		foreach ( $attrs as $attr ) {
			if ( false === strpos( $matches[1], $attr ) ) {
				$allowed_values[] = $attr;
			}
		}

		$sandbox_value = $matches[1] . ' ' . implode( ' ', $allowed_values );

		$html = preg_replace( '/sandbox="([^"]*)"/', "sandbox=\"$sandbox_value\"", $html );
	}

	return $html;
}

function presentation_shortcode( $atts, $content = '' ) {
			// Mark that we've found a valid [presentation] shortcode.
			$this->presentation_initialized = true;

			$atts = shortcode_atts(
				array(
					'duration'    => '',
					'height'      => '',
					'width'       => '',
					'bgcolor'     => '',
					'bgimg'       => '',
					'autoplay'    => '',

					// Settings.
					'transition'  => '',
					'scale'       => '',
					'rotate'      => '',
					'fade'        => '',
					'fadebullets' => '',
				),
				$atts,
				'presentation'
			);

			$this->presentation_settings = array(
				'transition'  => 'down',
				'scale'       => 1,
				'rotate'      => 0,
				'fade'        => 'on',
				'fadebullets' => 0,
				'last'        => array(
					'x'      => 0,
					'y'      => 0,
					'scale'  => 1,
					'rotate' => 0,
				),
			);

			// Set the presentation-wide settings.
			if ( '' !== trim( $atts['transition'] ) ) {
				$this->presentation_settings['transition'] = $atts['transition'];
			}

			if ( '' !== trim( $atts['scale'] ) ) {
				$this->presentation_settings['scale'] = (float) $atts['scale'];
			}

			if ( '' !== trim( $atts['rotate'] ) ) {
				$this->presentation_settings['rotate'] = (float) $atts['rotate'];
			}

			if ( '' !== trim( $atts['fade'] ) ) {
				$this->presentation_settings['fade'] = $atts['fade'];
			}

			if ( '' !== trim( $atts['fadebullets'] ) ) {
				$this->presentation_settings['fadebullets'] = $atts['fadebullets'];
			}

			// Set any settings the slides don't care about.
			if ( '' !== trim( $atts['duration'] ) ) {
				$duration = (float) $atts['duration'] . 's';
			} else {
				$duration = '1s';
			}

			// Autoplay durations are set in milliseconds.
			if ( '' !== trim( $atts['autoplay'] ) ) {
				$autoplay = (float) $atts['autoplay'] * 1000;
			} else {
				$autoplay = 0;
			} // No autoplay

			// Set the presentation size as specified or with some nicely sized dimensions.
			if ( '' !== trim( $atts['width'] ) ) {
				$this->presentation_settings['width'] = (int) $atts['width'];
			} else {
				$this->presentation_settings['width'] = 480;
			}

			if ( '' !== trim( $atts['height'] ) ) {
				$this->presentation_settings['height'] = (int) $atts['height'];
			} else {
				$this->presentation_settings['height'] = 370;
			}

			// Hide the content by default in case the scripts fail.
			$style = 'display: none; width: ' . $this->presentation_settings['width'] . 'px; height: ' . $this->presentation_settings['height'] . 'px;';

			/*
			 * Check for background color XOR background image
			 * Use a white background if nothing specified
			 */
			if ( preg_match( '/https?\:\/\/[^\'"\s]*/', $atts['bgimg'], $matches ) ) {
				$style .= ' background-image: url("' . esc_url( $matches[0] ) . '");';
			} elseif ( '' !== trim( $atts['bgcolor'] ) ) {
				$style .= ' background-color: ' . esc_attr( $atts['bgcolor'] ) . ';';
			} else {
				$style .= ' background-color: #fff;';
			}

			// Not supported message style is inlined incase the style sheet doesn't get included.
			$out  = "<section class='presentation-wrapper'>";
			$out .= "<p class='not-supported-msg' style='display: inherit; padding: 25%; text-align: center;'>";
			$out .= __( 'This slideshow could not be started. Try refreshing the page or viewing it in another browser.', 'jetpack' ) . '</p>';

			$out .= sprintf(
				'<div class="presentation" duration="%s" data-autoplay="%s" style="%s">',
				esc_attr( $duration ),
				esc_attr( $autoplay ),
				esc_attr( $style )
			);
			$out .= "<div class='nav-arrow-left'></div>";
			$out .= "<div class='nav-arrow-right'></div>";
			$out .= "<div class='nav-fullscreen-button'></div>";

			if ( $autoplay ) {
				$out .= '<div class="autoplay-overlay" style="display: none;"><p class="overlay-msg">';
				$out .= __( 'Click to autoplay the presentation!', 'jetpack' );
				$out .= '</p></div>';
			}

			$out .= do_shortcode( $content );

			$out .= '</section>';

			$this->presentation_initialized = false;

			return $out;
		}