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soundcloud.php ➔ soundcloud_shortcode()   F

Complexity

Conditions 21
Paths 722

Size

Total Lines 117

Duplication

Lines 7
Ratio 5.98 %

Importance

Changes 0
Metric Value
cc 21
nc 722
nop 2
dl 7
loc 117
rs 0.3088
c 0
b 0
f 0

How to fix   Long Method    Complexity   

Long Method

Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.

For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.

Commonly applied refactorings include:

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<?php
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/**
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 * SoundCloud Shortcode
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 * Based on this plugin: https://wordpress.org/plugins/soundcloud-shortcode/
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 *
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 * Credits:
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 * Original version: Johannes Wagener <[email protected]>
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 * Options support: Tiffany Conroy <[email protected]>
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 * HTML5 & oEmbed support: Tim Bormans <[email protected]>
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 *
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 * Examples:
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 * [soundcloud]http://soundcloud.com/forss/flickermood[/soundcloud]
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 * [soundcloud url="https://api.soundcloud.com/tracks/156661852" params="auto_play=false&amp;hide_related=false&amp;visual=false" width="100%" height="450" iframe="true" /]
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 * [soundcloud url="https://api.soundcloud.com/tracks/156661852" params="auto_play=false&amp;hide_related=false&amp;visual=true" width="100%" height="450" iframe="true" /]
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 * [soundcloud url="https://soundcloud.com/closetorgan/paul-is-dead" width=400 height=400]
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 * [soundcloud url="https://soundcloud.com/closetorgan/sets/smells-like-lynx-africa-private"]
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 * [soundcloud url="https://soundcloud.com/closetorgan/sets/smells-like-lynx-africa-private" color="00cc11"]
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 * <iframe width="100%" height="450" scrolling="no" frameborder="no" src="https://w.soundcloud.com/player/?url=https%3A//api.soundcloud.com/tracks/150745932&amp;auto_play=false&amp;hide_related=false&amp;show_comments=true&amp;show_user=true&amp;show_reposts=false&amp;visual=true"></iframe>
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 *
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 * @package Jetpack
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 */
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/**
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 * SoundCloud shortcode handler
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 *
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 * @param  string|array $atts        The attributes passed to the shortcode like [soundcloud attr1="value" /].
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 *                                   Is an empty string when no arguments are given.
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 * @param  string       $content     The content between non-self closing [soundcloud]...[/soundcloud] tags.
0 ignored issues
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Documentation introduced by
Should the type for parameter $content not be string|null?

This check looks for @param annotations where the type inferred by our type inference engine differs from the declared type.

It makes a suggestion as to what type it considers more descriptive.

Most often this is a case of a parameter that can be null in addition to its declared types.

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 *
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 * @return string                  Widget embed code HTML
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 */
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function soundcloud_shortcode( $atts, $content = null ) {
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	// Custom shortcode options.
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	$shortcode_options = array_merge(
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		array( 'url' => trim( $content ) ),
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		is_array( $atts ) ? $atts : array()
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	);
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	// The "url" option is required.
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	if ( empty( $shortcode_options['url'] ) ) {
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		if ( current_user_can( 'edit_posts' ) ) {
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			return esc_html__( 'Please specify a Soundcloud URL.', 'jetpack' );
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		} else {
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			return '<!-- Missing Soundcloud URL -->';
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		}
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	}
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	// Turn shortcode option "param" (param=value&param2=value) into array of params.
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	$shortcode_params = array();
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	if ( isset( $shortcode_options['params'] ) ) {
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		parse_str( html_entity_decode( $shortcode_options['params'] ), $shortcode_params );
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		$shortcode_options = array_merge(
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			$shortcode_options,
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			$shortcode_params
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		);
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		unset( $shortcode_options['params'] );
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	}
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	$options = shortcode_atts(
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		// This list used to include an 'iframe' option. We don't include it anymore as we don't support the Flash player anymore.
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		array(
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			'url'           => '',
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			'width'         => soundcloud_get_option( 'player_width' ),
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			'height'        => soundcloud_url_has_tracklist( $shortcode_options['url'] ) ? soundcloud_get_option( 'player_height_multi' ) : soundcloud_get_option( 'player_height' ),
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			'auto_play'     => soundcloud_get_option( 'auto_play' ),
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			'hide_related'  => false,
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			'visual'        => false,
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			'show_comments' => soundcloud_get_option( 'show_comments' ),
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			'color'         => soundcloud_get_option( 'color' ),
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			'show_user'     => false,
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			'show_reposts'  => false,
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		),
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		$shortcode_options,
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		'soundcloud'
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	);
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	// "width" needs to be an integer.
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	if ( ! empty( $options['width'] ) && ! preg_match( '/^\d+$/', $options['width'] ) ) {
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		// set to 0 so oEmbed will use the default 100% and WordPress themes will leave it alone.
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		$options['width'] = 0;
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	}
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	// Set default width if not defined.
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	$width = ! empty( $options['width'] ) ? absint( $options['width'] ) : '100%';
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	// Set default height if not defined.
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	if (
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		empty( $options['height'] )
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		|| (
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			// "height" needs to be an integer.
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			! empty( $options['height'] )
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			&& ! preg_match( '/^\d+$/', $options['height'] )
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		)
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	) {
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		if (
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			soundcloud_url_has_tracklist( $options['url'] )
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			|| 'true' === $options['visual']
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		) {
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			$height = 450;
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		} else {
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			$height = 166;
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		}
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	} else {
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		$height = absint( $options['height'] );
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	}
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	// Set visual to false when displaying the smallest player.
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	if ( '20' === $options['height'] ) {
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		$options['visual'] = false;
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	}
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	// Build our list of Souncloud parameters.
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	$query_args = array(
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		'url' => rawurlencode( $options['url'] ),
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	);
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	// Add our options, if they are set to true or false.
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	foreach ( $options as $name => $value ) {
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		if ( 'true' === $value ) {
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			$query_args[ $name ] = 'true';
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		}
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		if ( 'false' === $value || false === $value ) {
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			$query_args[ $name ] = 'false';
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		}
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	}
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	// Add the color parameter if it was specified and is a valid color.
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	if ( ! empty( $options['color'] ) ) {
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		$color = sanitize_hex_color_no_hash( $options['color'] );
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		if ( ! empty( $color ) ) {
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			$query_args['color'] = $color;
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		}
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	}
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	// Build final embed URL.
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	$url = add_query_arg(
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		$query_args,
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		'https://w.soundcloud.com/player/'
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	);
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	return sprintf(
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		'<iframe width="%1$s" height="%2$d" scrolling="no" frameborder="no" src="%3$s"></iframe>',
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		esc_attr( $width ),
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		esc_attr( $height ),
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		$url
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	);
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}
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add_shortcode( 'soundcloud', 'soundcloud_shortcode' );
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/**
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 * Plugin options getter
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 *
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 * @param  string|array $option  Option name.
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 * @param  mixed        $default Default value.
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 *
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 * @return mixed                   Option value
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 */
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function soundcloud_get_option( $option, $default = false ) {
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	$value = get_option( 'soundcloud_' . $option );
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	return '' === $value ? $default : $value;
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}
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/**
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 * Decide if a url has a tracklist
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 *
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 * @param string $url Soundcloud URL.
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 *
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 * @return boolean
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 */
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function soundcloud_url_has_tracklist( $url ) {
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	return preg_match( '/^(.+?)\/(sets|groups|playlists)\/(.+?)$/', $url );
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}
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/**
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 * SoundCloud Embed Reversal
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 *
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 * Converts a generic HTML embed code from SoundClound into a
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 * WordPress.com-compatibly shortcode.
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 *
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 * @param string $content HTML content.
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 *
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 * @return string Parsed content.
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 */
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function jetpack_soundcloud_embed_reversal( $content ) {
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	if ( ! is_string( $content ) || false === stripos( $content, 'w.soundcloud.com/player' ) ) {
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		return $content;
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	}
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	$regexes = array();
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	$regexes[] = '#<iframe[^>]+?src="((?:https?:)?//w\.soundcloud\.com/player/[^"\']++)"[^>]*+>\s*?</iframe>#i';
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	$regexes[] = '#&lt;iframe(?:[^&]|&(?!gt;))+?src="((?:https?:)?//w\.soundcloud\.com/player/[^"\']++)"(?:[^&]|&(?!gt;))*+&gt;\s*?&lt;/iframe&gt;#i';
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	foreach ( $regexes as $regex ) {
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		if ( ! preg_match_all( $regex, $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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			// if pasted from the visual editor - prevent double encoding.
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			$match[1] = str_replace( '&amp;amp;', '&amp;', $match[1] );
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			$args = wp_parse_url( html_entity_decode( $match[1] ), PHP_URL_QUERY );
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			$args = wp_parse_args( $args );
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			if ( ! preg_match( '#^(?:https?:)?//api\.soundcloud\.com/.+$#i', $args['url'], $url_matches ) ) {
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				continue;
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			}
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			if ( ! preg_match( '#height="(\d+)"#i', $match[0], $hmatch ) ) {
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				$height = '';
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			} else {
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				$height = ' height="' . intval( $hmatch[1] ) . '"';
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			}
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			unset( $args['url'] );
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			$params = 'params="';
221
			if ( count( $args ) > 0 ) {
222
				foreach ( $args as $key => $value ) {
223
					$params .= esc_html( $key ) . '=' . esc_html( $value ) . '&amp;';
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				}
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				$params = substr( $params, 0, -5 );
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			}
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			$params .= '"';
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			$shortcode = '[soundcloud url="' . esc_url( $url_matches[0] ) . '" ' . $params . ' width="100%"' . $height . ' iframe="true" /]';
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			$replace_regex = sprintf( '#\s*%s\s*#', preg_quote( $match[0], '#' ) );
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			$content       = preg_replace( $replace_regex, sprintf( "\n\n%s\n\n", $shortcode ), $content );
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			/** This action is documented in modules/shortcodes/youtube.php */
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			do_action( 'jetpack_embed_to_shortcode', 'soundcloud', $url_matches[0] );
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		}
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	}
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	return $content;
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}
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add_filter( 'pre_kses', 'jetpack_soundcloud_embed_reversal' );
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