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<?php

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/**

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* Google Maps embeds.

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* Supported formats:

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* <iframe width="425" height="350" frameborder="0" scrolling="no" marginheight="0" marginwidth="0" src="https://maps.google.com/maps?f=q&source=s_q&hl=bg&geocode=&q=%D0%9C%D0%BB%D0%B0%D0%B4%D0%BE%D1%81%D1%82+1,+%D0%A1%D0%BE%D1%84%D0%B8%D1%8F,+%D0%91%D1%8A%D0%BB%D0%B3%D0%B0%D1%80%D0%B8%D1%8F&sll=37.0625,-95.677068&sspn=40.545434,79.013672&ie=UTF8&hq=&hnear=%D0%9C%D0%BB%D0%B0%D0%B4%D0%BE%D1%81%D1%82+1&ll=42.654446,23.372061&spn=0.036864,0.077162&t=h&z=14&output=embed"></iframe><br /><small><a href="http://maps.google.com/maps?f=q&source=embed&hl=bg&geocode=&q=%D0%9C%D0%BB%D0%B0%D0%B4%D0%BE%D1%81%D1%82+1,+%D0%A1%D0%BE%D1%84%D0%B8%D1%8F,+%D0%91%D1%8A%D0%BB%D0%B3%D0%B0%D1%80%D0%B8%D1%8F&sll=37.0625,-95.677068&sspn=40.545434,79.013672&ie=UTF8&hq=&hnear=%D0%9C%D0%BB%D0%B0%D0%B4%D0%BE%D1%81%D1%82+1&ll=42.654446,23.372061&spn=0.036864,0.077162&t=h&z=14" style="color:#0000FF;text-align:left">Вижте по-голяма карта</a></small>

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* [googlemaps https://maps.google.com/maps?f=q&hl=en&geocode=&q=San+Francisco,+CA&sll=43.469466,-83.998504&sspn=0.01115,0.025942&g=San+Francisco,+CA&ie=UTF8&z=12&iwloc=addr&ll=37.808156,-122.402458&output=embed&s=AARTsJp56EajYksz3JXgNCwT3LJnGsqqAQ&w=425&h=350]

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* [googlemaps https://mapsengine.google.com/map/embed?mid=zbBhkou4wwtE.kUmp8K6QJ7SA&w=640&h=480]

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* @package automattic/jetpack

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if ( ! defined( 'ABSPATH' ) ) {

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exit( 0 );

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}

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/**

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* Google maps iframe - transforms code that looks like that:

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* into the [googlemaps http://...] shortcode format

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* @param string $content Post content.

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function jetpack_googlemaps_embed_to_short_code( $content ) {

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if ( ! is_string( $content ) || ( ! str_contains( $content, 'maps.google.' ) && 1 !== preg_match( '@google\.[^/]+/maps?@', $content ) ) ) {

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return $content;

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}

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* IE and TinyMCE format things differently

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* <iframe width="425" height="350" frameborder="0" scrolling="no" marginheight="0" marginwidth="0" src="<a href="https://maps.google.co.uk/maps/ms?msa=0&amp;msid=206216869547772496318.0004bf5f0ff25aea47bd9&amp;hl=en&amp;ie=UTF8&amp;t=m&amp;ll=50.91917,-1.398808&amp;spn=0.013225,0.011794&amp;output=embed"></iframe><br">https://maps.google.co.uk/maps/ms?msa=0&amp;msid=206216869547772496318.0004bf5f0ff25aea47bd9&amp;hl=en&amp;ie=UTF8&amp;t=m&amp;ll=50.91917,-1.398808&amp;spn=0.013225,0.011794&amp;output=embed"></iframe><br</a> /><small>View <a href="<a href="https://maps.google.co.uk/maps/ms?msa=0&amp;msid=206216869547772496318.0004bf5f0ff25aea47bd9&amp;hl=en&amp;ie=UTF8&amp;t=m&amp;ll=50.91917,-1.398808&amp;spn=0.013225,0.011794&amp;source=embed">https://maps.google.co.uk/maps/ms?msa=0&amp;msid=206216869547772496318.0004bf5f0ff25aea47bd9&amp;hl=en&amp;ie=UTF8&amp;t=m&amp;ll=50.91917,-1.398808&amp;spn=0.013225,0.011794&amp;source=embed</a>" style="color:#0000FF;text-align:left">OARA Membership Discount Map</a> in a larger map</small>

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if ( strpos( $content, 'src="<a href="' ) !== false ) {

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$content = preg_replace_callback( '#<iframe\s[^&]*?(?:&(?!gt;)[^&]*?)*?src="<a href="https?://(.*)?\.google\.(.*?)/(.*?)\?(.+?)"[^&]*?(?:&(?!gt;)[^&]*?)*?>\s*</iframe><br">[^"]*?">\s*</iframe>(?:<br</a>\s*/>\s*<small>.*?</small>)?#i', 'jetpack_googlemaps_embed_to_short_code_callback', $content );

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return $content;

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}

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$content = preg_replace_callback( '!\<iframe\s[^>]*?src="https?://(.*)?\.google\.(.*?)/(.*?)\?(.+?)"[^>]*?\>\s*\</iframe\>(?:\s*(?:\<br\s*/?\>)?\s*\<small\>.*?\</small\>)?!i', 'jetpack_googlemaps_embed_to_short_code_callback', $content );

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$content = preg_replace_callback( '#<iframe\s[^&]*?(?:&(?!gt;)[^&]*?)*?src="https?://(.*)?\.google\.(.*?)/(.*?)\?(.+?)"[^&]*?(?:&(?!gt;)[^&]*?)*?>\s*</iframe>(?:\s*(?:<br\s*/?>)?\s*<small>.*?</small>)?#i', 'jetpack_googlemaps_embed_to_short_code_callback', $content );

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return $content;

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}

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/**

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* Callback transforming a Google Maps iFrame code into a shortcode.

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* @param array $match Array of embed parameters used to build the final URL.

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function jetpack_googlemaps_embed_to_short_code_callback( $match ) {

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if ( preg_match( '/\bwidth=[\'"](\d+)(%)?/', $match[0], $width ) ) {

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$percent = ! empty( $width[2] ) ? '%' : '';

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$width = absint( $width[1] ) . $percent;

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} else {

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$width = 425;

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}

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if ( preg_match( '/\bheight=[\'"](\d+)(%)?/', $match[0], $height ) ) {

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$percent = ! empty( $height[2] ) ? '%' : '';

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$height = absint( $height[1] ) . $percent;

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} else {

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$height = 350;

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}

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$url = "https://{$match[1]}.google.{$match[2]}/{$match[3]}?{$match[4]}&w={$width}&h={$height}";

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/** This action is documented in modules/shortcodes/youtube.php */

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do_action( 'jetpack_embed_to_shortcode', 'googlemaps', $url );

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return "[googlemaps $url]";

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}

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if ( jetpack_shortcodes_should_hook_pre_kses() ) {

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add_filter( 'pre_kses', 'jetpack_googlemaps_embed_to_short_code' );

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}

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/**

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* Display the [googlemaps] shortcode

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* @param array $atts Shortcode attributes.

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function jetpack_googlemaps_shortcode( $atts ) {

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if ( ! isset( $atts[0] ) ) {

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return '';

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}

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

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$width = 425;

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$height = 350;

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

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$params = str_replace( '&amp;', '&', $params );

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$params = str_replace( '&', '&', $params );

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parse_str( $params, $arg );

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if ( isset( $arg['hq'] ) ) {

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unset( $arg['hq'] );

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}

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$url = '';

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foreach ( (array) $arg as $key => $value ) {

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if ( 'w' === $key ) {

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$percent = ( str_ends_with( $value, '%' ) ) ? '%' : '';

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$width = (int) $value . $percent;

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} elseif ( 'h' === $key ) {

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$height = (int) $value;

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} else {

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$key = str_replace( '_', '.', $key );

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$url .= esc_attr( "$key=$value&" );

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}

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}

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$url = substr( $url, 0, -5 );

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

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$css_class = 'googlemaps';

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

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$atts['align'] = strtolower( $atts['align'] );

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if ( 'left' === $atts['align'] ) {

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$css_class .= ' alignleft';

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} elseif ( 'center' === $atts['align'] ) {

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$css_class .= ' aligncenter';

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} elseif ( 'right' === $atts['align'] ) {

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$css_class .= ' alignright';

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}

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}

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$sandbox = class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request()

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? 'sandbox="allow-popups allow-scripts allow-same-origin"'

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: '';

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return sprintf(

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'<div class="%1$s">

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</div>',

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esc_attr( $css_class ),

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absint( $width ),

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absint( $height ),

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esc_url( $url ),

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$sandbox

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);

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}

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}

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add_shortcode( 'googlemaps', 'jetpack_googlemaps_shortcode' );

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