WP_Embed::autoembed()publicWP 1.0

Passes any unlinked URLs that are on their own line to WP_Embed::shortcode() for potential embedding.

Method of the class: WP_Embed{}

No Hooks.

Return

String. Potentially modified $content.

Usage

global $wp_embed;
$wp_embed->autoembed( $content );
$content(string) (required)
The content to be searched.

Notes

WP_Embed::autoembed() code WP 6.4.3

public function autoembed( $content ) {
	// Replace line breaks from all HTML elements with placeholders.
	$content = wp_replace_in_html_tags( $content, array( "\n" => '<!-- wp-line-break -->' ) );

	if ( preg_match( '#(^|\s|>)https?://#i', $content ) ) {
		// Find URLs on their own line.
		$content = preg_replace_callback( '|^(\s*)(https?://[^\s<>"]+)(\s*)$|im', array( $this, 'autoembed_callback' ), $content );
		// Find URLs in their own paragraph.
		$content = preg_replace_callback( '|(<p(?: [^>]*)?>\s*)(https?://[^\s<>"]+)(\s*<\/p>)|i', array( $this, 'autoembed_callback' ), $content );
	}

	// Put the line breaks back.
	return str_replace( '<!-- wp-line-break -->', "\n", $content );
}