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do_shortcode_tag › WordPress Function

Depuis2.5.0
Dépréciéen/a
do_shortcode_tag ( $m )
Accès:
  • private
Paramètres:
  • (array) $m { Regular expression match array. @type string $0 Entire matched shortcode text. @type string $1 Optional second opening bracket for escaping shortcodes. @type string $2 Shortcode name. @type string $3 Shortcode arguments list. @type string $4 Optional self closing slash. @type string $5 Content of a shortcode when it wraps some content. @type string $6 Optional second closing bracket for escaping shortcodes. }
    Requis: Oui
Voir:
Retourne:
  • (string) Shortcode output.
Défini(e) dans:
Codex:

Regular Expression callable for do_shortcode() for calling shortcode hook.



Source

function do_shortcode_tag( $m ) {
	global $shortcode_tags;

	// Allow [[foo]] syntax for escaping a tag.
	if ( '[' === $m[1] && ']' === $m[6] ) {
		return substr( $m[0], 1, -1 );
	}

	$tag  = $m[2];
	$attr = shortcode_parse_atts( $m[3] );

	if ( ! is_callable( $shortcode_tags[ $tag ] ) ) {
		_doing_it_wrong(
			__FUNCTION__,
			/* translators: %s: Shortcode tag. */
			sprintf( __( 'Attempting to parse a shortcode without a valid callback: %s' ), $tag ),
			'4.3.0'
		);
		return $m[0];
	}

	/**
	 * Filters whether to call a shortcode callback.
	 *
	 * Returning a non-false value from filter will short-circuit the
	 * shortcode generation process, returning that value instead.
	 *
	 * @since 4.7.0
	 * @since 6.5.0 The `$attr` parameter is always an array.
	 *
	 * @param false|string $output Short-circuit return value. Either false or the value to replace the shortcode with.
	 * @param string       $tag    Shortcode name.
	 * @param array        $attr   Shortcode attributes array, can be empty if the original arguments string cannot be parsed.
	 * @param array        $m      Regular expression match array.
	 */
	$return = apply_filters( 'pre_do_shortcode_tag', false, $tag, $attr, $m );
	if ( false !== $return ) {
		return $return;
	}

	$content = isset( $m[5] ) ? $m[5] : null;

	$output = $m[1] . call_user_func( $shortcode_tags[ $tag ], $attr, $content, $tag ) . $m[6];

	/**
	 * Filters the output created by a shortcode callback.
	 *
	 * @since 4.7.0
	 * @since 6.5.0 The `$attr` parameter is always an array.
	 *
	 * @param string $output Shortcode output.
	 * @param string $tag    Shortcode name.
	 * @param array  $attr   Shortcode attributes array, can be empty if the original arguments string cannot be parsed.
	 * @param array  $m      Regular expression match array.
	 */
	return apply_filters( 'do_shortcode_tag', $output, $tag, $attr, $m );
}