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_wp_specialchars › WordPress Function

Seit1.2.2
Veraltetn/v
› _wp_specialchars ( $text, $quote_style = ENT_NOQUOTES, $charset = false, $double_encode = false )
Zugriff:
  • private
Parameter: (4)
  • (string) $text The text which is to be encoded.
    Erforderlich: Ja
  • (int|string) $quote_style Optional. Converts double quotes if set to ENT_COMPAT, both single and double if set to ENT_QUOTES or none if set to ENT_NOQUOTES. Converts single and double quotes, as well as converting HTML named entities (that are not also XML named entities) to their code points if set to ENT_XML1. Also compatible with old values; converting single quotes if set to 'single', double if set to 'double' or both if otherwise set. Default is ENT_NOQUOTES.
    Erforderlich: Nein
    Standard: ENT_NOQUOTES
  • (false|string) $charset Optional. The character encoding of the string. Default false.
    Erforderlich: Nein
    Standard: false
  • (bool) $double_encode Optional. Whether to encode existing HTML entities. Default false.
    Erforderlich: Nein
    Standard: false
Gibt zurück:
  • (string) The encoded text with HTML entities.
Definiert in:
Codex:
Changelog:
  • 5.5.0

Converts a number of special characters into their HTML entities.

Specifically deals with: &, </code>, >, ", and '. $quote_style can be set to ENT_COMPAT to encode " to &quot;, or ENT_QUOTES to do both. Default is ENT_NOQUOTES where no quotes are encoded.


Ähnliche Funktionen: wp_specialchars, wp_specialchars_decode, wp_cache_reset, _canonical_charset, wp_get_nocache_headers

Quellcode 

function _wp_specialchars( $text, $quote_style = ENT_NOQUOTES, $charset = false, $double_encode = false ) {
	$text = (string) $text;

	if ( 0 === strlen( $text ) ) {
		return '';
	}

	// Don't bother if there are no specialchars - saves some processing.
	if ( ! preg_match( '/[&<>"\']/', $text ) ) {
		return $text;
	}

	// Account for the previous behavior of the function when the $quote_style is not an accepted value.
	if ( empty( $quote_style ) ) {
		$quote_style = ENT_NOQUOTES;
	} elseif ( ENT_XML1 === $quote_style ) {
		$quote_style = ENT_QUOTES | ENT_XML1;
	} elseif ( ! in_array( $quote_style, array( ENT_NOQUOTES, ENT_COMPAT, ENT_QUOTES, 'single', 'double' ), true ) ) {
		$quote_style = ENT_QUOTES;
	}

	$charset = _canonical_charset( $charset ? $charset : get_option( 'blog_charset' ) );

	$_quote_style = $quote_style;

	if ( 'double' === $quote_style ) {
		$quote_style  = ENT_COMPAT;
		$_quote_style = ENT_COMPAT;
	} elseif ( 'single' === $quote_style ) {
		$quote_style = ENT_NOQUOTES;
	}

	if ( ! $double_encode ) {
		/*
		 * Guarantee every &entity; is valid, convert &garbage; into &amp;garbage;
		 * This is required for PHP < 5.4.0 because ENT_HTML401 flag is unavailable.
		 */
		$text = wp_kses_normalize_entities( $text, ( $quote_style & ENT_XML1 ) ? 'xml' : 'html' );
	}

	$text = htmlspecialchars( $text, $quote_style, $charset, $double_encode );

	// Back-compat.
	if ( 'single' === $_quote_style ) {
		$text = str_replace( "'", '&#039;', $text );
	}

	return $text;
}