<?php

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/**

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* Smartframe.io embed

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*

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* Example URL: https://mikael-korpela.smartframe.io/p/mantymetsa_1630927773870/7673dc41a775fb845cc26acf24f1fe4?t=rql1c6dbpv2

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* Example embed code: <script src="https://embed.smartframe.io/6ae67829d1264ee0ea6071a788940eae.js" data-image-id="mantymetsa_1630927773870" data-width="100%" data-max-width="1412px"></script>

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*

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* @package automattic/jetpack

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*/

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if ( ! defined( 'ABSPATH' ) ) {

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exit( 0 );

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}

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if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {

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add_action( 'init', 'jetpack_smartframe_enable_embeds' );

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} else {

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jetpack_smartframe_enable_embeds();

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}

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/**

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* Register smartframe as oembed provider. Add filter to reverse iframes to shortcode. Register [smartframe] shortcode.

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*

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* @since 10.2.0

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*/

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function jetpack_smartframe_enable_embeds() {

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// Support their oEmbed Endpoint.

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wp_oembed_add_provider( '#https?://(.*?)\.smartframe\.(io|net)/.*#i', 'https://oembed.smartframe.io/', true );

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if ( jetpack_shortcodes_should_hook_pre_kses() ) {

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// Allow script to be filtered to short code (so direct copy+paste can be done).

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add_filter( 'pre_kses', 'jetpack_shortcodereverse_smartframe' );

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}

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// Actually display the smartframe Embed.

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add_shortcode( 'smartframe', 'jetpack_smartframe_shortcode' );

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}

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/**

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* Compose shortcode based on smartframe iframes.

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*

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* @since 10.2.0

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*

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* @param string $content Post content.

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*

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* @return mixed

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*/

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function jetpack_shortcodereverse_smartframe( $content ) {

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if ( ! is_string( $content ) || false === stripos( $content, 'embed.smartframe' ) ) {

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return $content;

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}

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// phpcs:ignore WordPress.WP.EnqueuedResources.NonEnqueuedScript

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$regexp = '!<script\ssrc="https://embed\.smartframe\.(?:io|net)/(\w+)\.js"\sdata-image-id="(.*?)"(?:\sdata-width="(?:\d+(?:%|px))"\s)?(?:data-max-width="(\d+(%|px)))?"></script>!i';

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$regexp_ent = str_replace( '&amp;#0*58;', '&amp;#0*58;|&#0*58;', htmlspecialchars( $regexp, ENT_NOQUOTES ) );

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foreach ( compact( 'regexp', 'regexp_ent' ) as $regexp ) {

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if ( ! preg_match_all( $regexp, $content, $matches, PREG_SET_ORDER ) ) {

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continue;

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}

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foreach ( $matches as $match ) {

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// We need at least a script ID and an image ID.

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if ( ! isset( $match[1] ) || ! isset( $match[2] ) ) {

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continue;

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}

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$shortcode = sprintf(

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'[smartframe script-id="%1$s" image-id="%2$s"%3$s]',

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esc_attr( $match[1] ),

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esc_attr( $match[2] ),

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! empty( $match[3] ) ? ' max-width="' . esc_attr( $match[3] ) . '"' : ''

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);

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$content = str_replace( $match[0], $shortcode, $content );

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}

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}

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/** This action is documented in modules/widgets/social-media-icons.php */

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do_action( 'jetpack_bump_stats_extras', 'html_to_shortcode', 'smartframe' );

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return $content;

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}

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/**

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* Parse shortcode arguments and render its output.

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*

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* @since 10.2.0

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*

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* @param array $atts Shortcode parameters.

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*

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* @return string

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*/

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function jetpack_smartframe_shortcode( $atts ) {

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if ( ! empty( $atts['image-id'] ) ) {

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$image_id = $atts['image-id'];

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} else {

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return '<!-- Missing smartframe image-id -->';

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}

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if ( ! empty( $atts['script-id'] ) ) {

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$script_id = $atts['script-id'];

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} else {

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return '<!-- Missing smartframe script-id -->';

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}

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$params = array(

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// ignore width for now, smartframe embed code has it "100%". % isn't allowed in oembed, making it 100px.

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// 'width' => isset( $atts['width'] ) ? (int) $atts['width'] : null,.

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'max-width' => isset( $atts['max-width'] ) ? (int) $atts['max-width'] : null,

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);

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$embed_url = sprintf(

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'https://imagecards.smartframe.io/%1$s/%2$s',

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esc_attr( $script_id ),

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esc_attr( $image_id )

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);

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// wrap the embed with wp-block-embed__wrapper, otherwise it would be aligned to the very left of the viewport.

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return sprintf(

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'<div class="wp-block-embed__wrapper">%1$s</div>',

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wp_oembed_get( $embed_url, array_filter( $params ) )

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);

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}

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