/wp-content/plugins/buddypress/bp-forums/bbpress/bb-includes/backpress/functions.formatting.php

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<?php
// Last sync [WP11616]

/**
 * From WP wp-includes/formatting.php
 *
 * Missing functions are indicated in comments
 */

/**
 * Main BackPress Formatting API.
 *
 * Handles many functions for formatting output.
 *
 * @package BackPress
 **/

if ( !function_exists( 'wptexturize' ) ) :
/**
 * Replaces common plain text characters into formatted entities
 *
 * As an example,
 * <code>
 * 'cause today's effort makes it worth tomorrow's "holiday"...
 * </code>
 * Becomes:
 * <code>
 * &#8217;cause today&#8217;s effort makes it worth tomorrow&#8217;s &#8220;holiday&#8221;&#8230;
 * </code>
 * Code within certain html blocks are skipped.
 *
 * @since 0.71
 * @uses $wp_cockneyreplace Array of formatted entities for certain common phrases
 *
 * @param string $text The text to be formatted
 * @return string The string replaced with html entities
 */
function wptexturize($text) {
	global $wp_cockneyreplace;
	$output = '';
	$curl = '';
	$textarr = preg_split('/(<.*>|\[.*\])/Us', $text, -1, PREG_SPLIT_DELIM_CAPTURE);
	$stop = count($textarr);
	
	/* translators: opening curly quote */
	$opening_quote = _x('&#8220;', 'opening curly quote');
	/* translators: closing curly quote */
	$closing_quote = _x('&#8221;', 'closing curly quote');
	
	$no_texturize_tags = apply_filters('no_texturize_tags', array('pre', 'code', 'kbd', 'style', 'script', 'tt'));
	$no_texturize_shortcodes = apply_filters('no_texturize_shortcodes', array('code'));
	$no_texturize_tags_stack = array();
	$no_texturize_shortcodes_stack = array();

	// if a plugin has provided an autocorrect array, use it
	if ( isset($wp_cockneyreplace) ) {
		$cockney = array_keys($wp_cockneyreplace);
		$cockneyreplace = array_values($wp_cockneyreplace);
	} else {
		$cockney = array("'tain't","'twere","'twas","'tis","'twill","'til","'bout","'nuff","'round","'cause");
		$cockneyreplace = array("&#8217;tain&#8217;t","&#8217;twere","&#8217;twas","&#8217;tis","&#8217;twill","&#8217;til","&#8217;bout","&#8217;nuff","&#8217;round","&#8217;cause");
	}

	$static_characters = array_merge(array('---', ' -- ', '--', ' - ', 'xn&#8211;', '...', '``', '\'s', '\'\'', ' (tm)'), $cockney);
	$static_replacements = array_merge(array('&#8212;', ' &#8212; ', '&#8211;', ' &#8211; ', 'xn--', '&#8230;', $opening_quote, '&#8217;s', $closing_quote, ' &#8482;'), $cockneyreplace);

	$dynamic_characters = array('/\'(\d\d(?:&#8217;|\')?s)/', '/(\s|\A|")\'/', '/(\d+)"/', '/(\d+)\'/', '/(\S)\'([^\'\s])/', '/(\s|\A)"(?!\s)/', '/"(\s|\S|\Z)/', '/\'([\s.]|\Z)/', '/(\d+)x(\d+)/');
	$dynamic_replacements = array('&#8217;$1','$1&#8216;', '$1&#8243;', '$1&#8242;', '$1&#8217;$2', '$1' . $opening_quote . '$2', $closing_quote . '$1', '&#8217;$1', '$1&#215;$2');

	for ( $i = 0; $i < $stop; $i++ ) {
		$curl = $textarr[$i];

		if ( !empty($curl) && '<' != $curl{0} && '[' != $curl{0}
				&& empty($no_texturize_shortcodes_stack) && empty($no_texturize_tags_stack)) { // If it's not a tag
			// static strings
			$curl = str_replace($static_characters, $static_replacements, $curl);
			// regular expressions
			$curl = preg_replace($dynamic_characters, $dynamic_replacements, $curl);
		} else {
			wptexturize_pushpop_element($curl, $no_texturize_tags_stack, $no_texturize_tags, '<', '>');
			wptexturize_pushpop_element($curl, $no_texturize_shortcodes_stack, $no_texturize_shortcodes, '[', ']');
		}

		$curl = preg_replace('/&([^#])(?![a-zA-Z1-4]{1,8};)/', '&#038;$1', $curl);
		$output .= $curl;
	}

	return $output;
}
endif;

if ( !function_exists( 'wptexturize_pushpop_element' ) ) :
function wptexturize_pushpop_element($text, &$stack, $disabled_elements, $opening = '<', $closing = '>') {
	$o = preg_quote($opening);
	$c = preg_quote($closing);
	foreach($disabled_elements as $element) {
		if (preg_match('/^'.$o.$element.'\b/', $text)) array_push($stack, $element);
		if (preg_match('/^'.$o.'\/'.$element.$c.'/', $text)) {
			$last = array_pop($stack);
			// disable texturize until we find a closing tag of our type (e.g. <pre>)
			// even if there was invalid nesting before that
			// Example: in the case <pre>sadsadasd</code>"baba"</pre> "baba" won't be texturized
			if ($last != $element) array_push($stack, $last);
		}
	}
}
endif;

if ( !function_exists( 'clean_pre' ) ) :
/**
 * Accepts matches array from preg_replace_callback in wpautop() or a string.
 *
 * Ensures that the contents of a <<pre>>...<</pre>> HTML block are not
 * converted into paragraphs or line-breaks.
 *
 * @since 1.2.0
 *
 * @param array|string $matches The array or string
 * @return string The pre block without paragraph/line-break conversion.
 */
function clean_pre($matches) {
	if ( is_array($matches) )
		$text = $matches[1] . $matches[2] . "</pre>";
	else
		$text = $matches;

	$text = str_replace('<br />', '', $text);
	$text = str_replace('<p>', "\n", $text);
	$text = str_replace('</p>', '', $text);

	return $text;
}
endif;

// ! function wpautop()

if ( !function_exists('seems_utf8') ) :
/**
 * Checks to see if a string is utf8 encoded.
 *
 * NOTE: This function checks for 5-Byte sequences, UTF8
 *       has Bytes Sequences with a maximum length of 4.
 *
 * @author bmorel at ssi dot fr (modified)
 * @since 1.2.1
 *
 * @param string $str The string to be checked
 * @return bool True if $str fits a UTF-8 model, false otherwise.
 */
function seems_utf8($str) {
	$length = strlen($str);
	for ($i=0; $i < $length; $i++) {
		$c = ord($str[$i]);
		if ($c < 0x80) $n = 0; # 0bbbbbbb
		elseif (($c & 0xE0) == 0xC0) $n=1; # 110bbbbb
		elseif (($c & 0xF0) == 0xE0) $n=2; # 1110bbbb
		elseif (($c & 0xF8) == 0xF0) $n=3; # 11110bbb
		elseif (($c & 0xFC) == 0xF8) $n=4; # 111110bb
		elseif (($c & 0xFE) == 0xFC) $n=5; # 1111110b
		else return false; # Does not match any model
		for ($j=0; $j<$n; $j++) { # n bytes matching 10bbbbbb follow ?
			if ((++$i == $length) || ((ord($str[$i]) & 0xC0) != 0x80))
				return false;
		}
	}
	return true;
}
endif;



if ( !function_exists('_wp_specialchars') ) :
/**
 * Converts a number of special characters into their HTML entities.
 *
 * Specifically deals with: &, <, >, ", 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.
 *
 * @since 1.2.2
 *
 * @param string $string The text which is to be encoded.
 * @param mixed $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. 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.
 * @param string $charset Optional. The character encoding of the string. Default is false.
 * @param boolean $double_encode Optional. Whether or not to encode existing html entities. Default is false.
 * @return string The encoded text with HTML entities.
 */
function _wp_specialchars( $string, $quote_style = ENT_NOQUOTES, $charset = false, $double_encode = false ) {
	$string = (string) $string;

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

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

	// Account for the previous behaviour of the function when the $quote_style is not an accepted value
	if ( empty( $quote_style ) ) {
		$quote_style = ENT_NOQUOTES;
	} elseif ( !in_array( $quote_style, array( 0, 2, 3, 'single', 'double' ), true ) ) {
		$quote_style = ENT_QUOTES;
	}

	// Store the site charset as a static to avoid multiple calls to backpress_get_option()
	if ( !$charset ) {
		static $_charset;
		if ( !isset( $_charset ) ) {
			$_charset = backpress_get_option( 'charset' );
		}
		$charset = $_charset;
	}
	if ( in_array( $charset, array( 'utf8', 'utf-8', 'UTF8' ) ) ) {
		$charset = 'UTF-8';
	}

	$_quote_style = $quote_style;

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

	// Handle double encoding ourselves
	if ( !$double_encode ) {
		$string = wp_specialchars_decode( $string, $_quote_style );
		$string = preg_replace( '/&(#?x?[0-9a-z]+);/i', '|wp_entity|$1|/wp_entity|', $string );
	}

	$string = @htmlspecialchars( $string, $quote_style, $charset );

	// Handle double encoding ourselves
	if ( !$double_encode ) {
		$string = str_replace( array( '|wp_entity|', '|/wp_entity|' ), array( '&', ';' ), $string );
	}

	// Backwards compatibility
	if ( 'single' === $_quote_style ) {
		$string = str_replace( "'", '&#039;', $string );
	}

	return $string;
}
endif;

if ( !function_exists( 'wp_specialchars_decode' ) ) :
/**
 * Converts a number of HTML entities into their special characters.
 *
 * Specifically deals with: &, <, >, ", and '.
 *
 * $quote_style can be set to ENT_COMPAT to decode " entities,
 * or ENT_QUOTES to do both " and '. Default is ENT_NOQUOTES where no quotes are decoded.
 *
 * @since 2.8
 *
 * @param string $string The text which is to be decoded.
 * @param mixed $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. Also compatible with old _wp_specialchars() values; converting single quotes if set to 'single', double if set to 'double' or both if otherwise set. Default is ENT_NOQUOTES.
 * @return string The decoded text without HTML entities.
 */
function wp_specialchars_decode( $string, $quote_style = ENT_NOQUOTES ) {
	$string = (string) $string;

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

	// Don't bother if there are no entities - saves a lot of processing
	if ( strpos( $string, '&' ) === false ) {
		return $string;
	}

	// Match the previous behaviour of _wp_specialchars() when the $quote_style is not an accepted value
	if ( empty( $quote_style ) ) {
		$quote_style = ENT_NOQUOTES;
	} elseif ( !in_array( $quote_style, array( 0, 2, 3, 'single', 'double' ), true ) ) {
		$quote_style = ENT_QUOTES;
	}

	// More complete than get_html_translation_table( HTML_SPECIALCHARS )
	$single = array( '&#039;'  => '\'', '&#x27;' => '\'' );
	$single_preg = array( '/&#0*39;/'  => '&#039;', '/&#x0*27;/i' => '&#x27;' );
	$double = array( '&quot;' => '"', '&#034;'  => '"', '&#x22;' => '"' );
	$double_preg = array( '/&#0*34;/'  => '&#034;', '/&#x0*22;/i' => '&#x22;' );
	$others = array( '&lt;'   => '<', '&#060;'  => '<', '&gt;'   => '>', '&#062;'  => '>', '&amp;'  => '&', '&#038;'  => '&', '&#x26;' => '&' );
	$others_preg = array( '/&#0*60;/'  => '&#060;', '/&#0*62;/'  => '&#062;', '/&#0*38;/'  => '&#038;', '/&#x0*26;/i' => '&#x26;' );

	if ( $quote_style === ENT_QUOTES ) {
		$translation = array_merge( $single, $double, $others );
		$translation_preg = array_merge( $single_preg, $double_preg, $others_preg );
	} elseif ( $quote_style === ENT_COMPAT || $quote_style === 'double' ) {
		$translation = array_merge( $double, $others );
		$translation_preg = array_merge( $double_preg, $others_preg );
	} elseif ( $quote_style === 'single' ) {
		$translation = array_merge( $single, $others );
		$translation_preg = array_merge( $single_preg, $others_preg );
	} elseif ( $quote_style === ENT_NOQUOTES ) {
		$translation = $others;
		$translation_preg = $others_preg;
	}

	// Remove zero padding on numeric entities
	$string = preg_replace( array_keys( $translation_preg ), array_values( $translation_preg ), $string );

	// Replace characters according to translation table
	return strtr( $string, $translation );
}
endif;

if ( !function_exists( 'wp_check_invalid_utf8' ) ) :
/**
 * Checks for invalid UTF8 in a string.
 *
 * @since 2.8
 *
 * @param string $string The text which is to be checked.
 * @param boolean $strip Optional. Whether to attempt to strip out invalid UTF8. Default is false.
 * @return string The checked text.
 */
function wp_check_invalid_utf8( $string, $strip = false ) {
	$string = (string) $string;

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

	// Store the site charset as a static to avoid multiple calls to backpress_get_option()
	static $is_utf8;
	if ( !isset( $is_utf8 ) ) {
		$is_utf8 = in_array( backpress_get_option( 'charset' ), array( 'utf8', 'utf-8', 'UTF8', 'UTF-8' ) );
	}
	if ( !$is_utf8 ) {
		return $string;
	}

	// Check for support for utf8 in the installed PCRE library once and store the result in a static
	static $utf8_pcre;
	if ( !isset( $utf8_pcre ) ) {
		$utf8_pcre = @preg_match( '/^./u', 'a' );
	}
	// We can't demand utf8 in the PCRE installation, so just return the string in those cases
	if ( !$utf8_pcre ) {
		return $string;
	}

	// preg_match fails when it encounters invalid UTF8 in $string
	if ( 1 === @preg_match( '/^./us', $string ) ) {
		return $string;
	}

	// Attempt to strip the bad chars if requested (not recommended)
	if ( $strip && function_exists( 'iconv' ) ) {
		return iconv( 'utf-8', 'utf-8', $string );
	}

	return '';
}
endif;

if ( !function_exists('utf8_uri_encode') ) :
/**
 * Encode the Unicode values to be used in the URI.
 *
 * @since 1.5.0
 *
 * @param string $utf8_string
 * @param int $length Max length of the string
 * @return string String with Unicode encoded for URI.
 */
function utf8_uri_encode( $utf8_string, $length = 0 ) {
	$unicode = '';
	$values = array();
	$num_octets = 1;
	$unicode_length = 0;

	$string_length = strlen( $utf8_string );
	for ($i = 0; $i < $string_length; $i++ ) {

		$value = ord( $utf8_string[ $i ] );

		if ( $value < 128 ) {
			if ( $length && ( $unicode_length >= $length ) )
				break;
			$unicode .= chr($value);
			$unicode_length++;
		} else {
			if ( count( $values ) == 0 ) $num_octets = ( $value < 224 ) ? 2 : 3;

			$values[] = $value;

			if ( $length && ( $unicode_length + ($num_octets * 3) ) > $length )
				break;
			if ( count( $values ) == $num_octets ) {
				if ($num_octets == 3) {
					$unicode .= '%' . dechex($values[0]) . '%' . dechex($values[1]) . '%' . dechex($values[2]);
					$unicode_length += 9;
				} else {
					$unicode .= '%' . dechex($values[0]) . '%' . dechex($values[1]);
					$unicode_length += 6;
				}

				$values = array();
				$num_octets = 1;
			}
		}
	}

	return $unicode;
}
endif;

if ( !function_exists('remove_accents') ) :
/**
 * Converts all accent characters to ASCII characters.
 *
 * If there are no accent characters, then the string given is just returned.
 *
 * @since 1.2.1
 *
 * @param string $string Text that might have accent characters
 * @return string Filtered string with replaced "nice" characters.
 */
function remove_accents($string) {
	if ( !preg_match('/[\x80-\xff]/', $string) )
		return $string;

	if (seems_utf8($string)) {
		$chars = array(
		// Decompositions for Latin-1 Supplement
		chr(195).chr(128) => 'A', chr(195).chr(129) => 'A',
		chr(195).chr(130) => 'A', chr(195).chr(131) => 'A',
		chr(195).chr(132) => 'A', chr(195).chr(133) => 'A',
		chr(195).chr(135) => 'C', chr(195).chr(136) => 'E',
		chr(195).chr(137) => 'E', chr(195).chr(138) => 'E',
		chr(195).chr(139) => 'E', chr(195).chr(140) => 'I',
		chr(195).chr(141) => 'I', chr(195).chr(142) => 'I',
		chr(195).chr(143) => 'I', chr(195).chr(145) => 'N',
		chr(195).chr(146) => 'O', chr(195).chr(147) => 'O',
		chr(195).chr(148) => 'O', chr(195).chr(149) => 'O',
		chr(195).chr(150) => 'O', chr(195).chr(153) => 'U',
		chr(195).chr(154) => 'U', chr(195).chr(155) => 'U',
		chr(195).chr(156) => 'U', chr(195).chr(157) => 'Y',
		chr(195).chr(159) => 's', chr(195).chr(160) => 'a',
		chr(195).chr(161) => 'a', chr(195).chr(162) => 'a',
		chr(195).chr(163) => 'a', chr(195).chr(164) => 'a',
		chr(195).chr(165) => 'a', chr(195).chr(167) => 'c',
		chr(195).chr(168) => 'e', chr(195).chr(169) => 'e',
		chr(195).chr(170) => 'e', chr(195).chr(171) => 'e',
		chr(195).chr(172) => 'i', chr(195).chr(173) => 'i',
		chr(195).chr(174) => 'i', chr(195).chr(175) => 'i',
		chr(195).chr(177) => 'n', chr(195).chr(178) => 'o',
		chr(195).chr(179) => 'o', chr(195).chr(180) => 'o',
		chr(195).chr(181) => 'o', chr(195).chr(182) => 'o',
		chr(195).chr(182) => 'o', chr(195).chr(185) => 'u',
		chr(195).chr(186) => 'u', chr(195).chr(187) => 'u',
		chr(195).chr(188) => 'u', chr(195).chr(189) => 'y',
		chr(195).chr(191) => 'y',
		// Decompositions for Latin Extended-A
		chr(196).chr(128) => 'A', chr(196).chr(129) => 'a',
		chr(196).chr(130) => 'A', chr(196).chr(131) => 'a',
		chr(196).chr(132) => 'A', chr(196).chr(133) => 'a',
		chr(196).chr(134) => 'C', chr(196).chr(135) => 'c',
		chr(196).chr(136) => 'C', chr(196).chr(137) => 'c',
		chr(196).chr(138) => 'C', chr(196).chr(139) => 'c',
		chr(196).chr(140) => 'C', chr(196).chr(141) => 'c',
		chr(196).chr(142) => 'D', chr(196).chr(143) => 'd',
		chr(196).chr(144) => 'D', chr(196).chr(145) => 'd',
		chr(196).chr(146) => 'E', chr(196).chr(147) => 'e',
		chr(196).chr(148) => 'E', chr(196).chr(149) => 'e',
		chr(196).chr(150) => 'E', chr(196).chr(151) => 'e',
		chr(196).chr(152) => 'E', chr(196).chr(153) => 'e',
		chr(196).chr(154) => 'E', chr(196).chr(155) => 'e',
		chr(196).chr(156) => 'G', chr(196).chr(157) => 'g',
		chr(196).chr(158) => 'G', chr(196).chr(159) => 'g',
		chr(196).chr(160) => 'G', chr(196).chr(161) => 'g',
		chr(196).chr(162) => 'G', chr(196).chr(163) => 'g',
		chr(196).chr(164) => 'H', chr(196).chr(165) => 'h',
		chr(196).chr(166) => 'H', chr(196).chr(167) => 'h',
		chr(196).chr(168) => 'I', chr(196).chr(169) => 'i',
		chr(196).chr(170) => 'I', chr(196).chr(171) => 'i',
		chr(196).chr(172) => 'I', chr(196).chr(173) => 'i',
		chr(196).chr(174) => 'I', chr(196).chr(175) => 'i',
		chr(196).chr(176) => 'I', chr(196).chr(177) => 'i',
		chr(196).chr(178) => 'IJ',chr(196).chr(179) => 'ij',
		chr(196).chr(180) => 'J', chr(196).chr(181) => 'j',
		chr(196).chr(182) => 'K', chr(196).chr(183) => 'k',
		chr(196).chr(184) => 'k', chr(196).chr(185) => 'L',
		chr(196).chr(186) => 'l', chr(196).chr(187) => 'L',
		chr(196).chr(188) => 'l', chr(196).chr(189) => 'L',
		chr(196).chr(190) => 'l', chr(196).chr(191) => 'L',
		chr(197).chr(128) => 'l', chr(197).chr(129) => 'L',
		chr(197).chr(130) => 'l', chr(197).chr(131) => 'N',
		chr(197).chr(132) => 'n', chr(197).chr(133) => 'N',
		chr(197).chr(134) => 'n', chr(197).chr(135) => 'N',
		chr(197).chr(136) => 'n', chr(197).chr(137) => 'N',
		chr(197).chr(138) => 'n', chr(197).chr(139) => 'N',
		chr(197).chr(140) => 'O', chr(197).chr(141) => 'o',
		chr(197).chr(142) => 'O', chr(197).chr(143) => 'o',
		chr(197).chr(144) => 'O', chr(197).chr(145) => 'o',
		chr(197).chr(146) => 'OE',chr(197).chr(147) => 'oe',
		chr(197).chr(148) => 'R',chr(197).chr(149) => 'r',
		chr(197).chr(150) => 'R',chr(197).chr(151) => 'r',
		chr(197).chr(152) => 'R',chr(197).chr(153) => 'r',
		chr(197).chr(154) => 'S',chr(197).chr(155) => 's',
		chr(197).chr(156) => 'S',chr(197).chr(157) => 's',
		chr(197).chr(158) => 'S',chr(197).chr(159) => 's',
		chr(197).chr(160) => 'S', chr(197).chr(161) => 's',
		chr(197).chr(162) => 'T', chr(197).chr(163) => 't',
		chr(197).chr(164) => 'T', chr(197).chr(165) => 't',
		chr(197).chr(166) => 'T', chr(197).chr(167) => 't',
		chr(197).chr(168) => 'U', chr(197).chr(169) => 'u',
		chr(197).chr(170) => 'U', chr(197).chr(171) => 'u',
		chr(197).chr(172) => 'U', chr(197).chr(173) => 'u',
		chr(197).chr(174) => 'U', chr(197).chr(175) => 'u',
		chr(197).chr(176) => 'U', chr(197).chr(177) => 'u',
		chr(197).chr(178) => 'U', chr(197).chr(179) => 'u',
		chr(197).chr(180) => 'W', chr(197).chr(181) => 'w',
		chr(197).chr(182) => 'Y', chr(197).chr(183) => 'y',
		chr(197).chr(184) => 'Y', chr(197).chr(185) => 'Z',
		chr(197).chr(186) => 'z', chr(197).chr(187) => 'Z',
		chr(197).chr(188) => 'z', chr(197).chr(189) => 'Z',
		chr(197).chr(190) => 'z', chr(197).chr(191) => 's',
		// Euro Sign
		chr(226).chr(130).chr(172) => 'E',
		// GBP (Pound) Sign
		chr(194).chr(163) => '');

		$string = strtr($string, $chars);
	} else {
		// Assume ISO-8859-1 if not UTF-8
		$chars['in'] = chr(128).chr(131).chr(138).chr(142).chr(154).chr(158)
			.chr(159).chr(162).chr(165).chr(181).chr(192).chr(193).chr(194)
			.chr(195).chr(196).chr(197).chr(199).chr(200).chr(201).chr(202)
			.chr(203).chr(204).chr(205).chr(206).chr(207).chr(209).chr(210)
			.chr(211).chr(212).chr(213).chr(214).chr(216).chr(217).chr(218)
			.chr(219).chr(220).chr(221).chr(224).chr(225).chr(226).chr(227)
			.chr(228).chr(229).chr(231).chr(232).chr(233).chr(234).chr(235)
			.chr(236).chr(237).chr(238).chr(239).chr(241).chr(242).chr(243)
			.chr(244).chr(245).chr(246).chr(248).chr(249).chr(250).chr(251)
			.chr(252).chr(253).chr(255);

		$chars['out'] = "EfSZszYcYuAAAAAACEEEEIIIINOOOOOOUUUUYaaaaaaceeeeiiiinoooooouuuuyy";

		$string = strtr($string, $chars['in'], $chars['out']);
		$double_chars['in'] = array(chr(140), chr(156), chr(198), chr(208), chr(222), chr(223), chr(230), chr(240), chr(254));
		$double_chars['out'] = array('OE', 'oe', 'AE', 'DH', 'TH', 'ss', 'ae', 'dh', 'th');
		$string = str_replace($double_chars['in'], $double_chars['out'], $string);
	}

	return $string;
}
endif;

// ! function sanitize_file_name()

if ( !function_exists('sanitize_user') ) :
/**
 * Sanitize username stripping out unsafe characters.
 *
 * If $strict is true, only alphanumeric characters (as well as _, space, ., -,
 * @) are returned.
 * Removes tags, octets, entities, and if strict is enabled, will remove all
 * non-ASCII characters. After sanitizing, it passes the username, raw username
 * (the username in the parameter), and the strict parameter as parameters for
 * the filter.
 *
 * @since 2.0.0
 * @uses apply_filters() Calls 'sanitize_user' hook on username, raw username,
 *		and $strict parameter.
 *
 * @param string $username The username to be sanitized.
 * @param bool $strict If set limits $username to specific characters. Default false.
 * @return string The sanitized username, after passing through filters.
 */
function sanitize_user( $username, $strict = false ) {
	$raw_username = $username;
	$username = strip_tags($username);
	// Kill octets
	$username = preg_replace('|%([a-fA-F0-9][a-fA-F0-9])|', '', $username);
	$username = preg_replace('/&.+?;/', '', $username); // Kill entities

	// If strict, reduce to ASCII for max portability.
	if ( $strict )
		$username = preg_replace('|[^a-z0-9 _.\-@]|i', '', $username);

	// Consolidate contiguous whitespace
	$username = preg_replace('|\s+|', ' ', $username);

	return apply_filters('sanitize_user', $username, $raw_username, $strict);
}
endif;

if ( !function_exists('sanitize_title') ) :
/**
 * Sanitizes title or use fallback title.
 *
 * Specifically, HTML and PHP tags are stripped. Further actions can be added
 * via the plugin API. If $title is empty and $fallback_title is set, the latter
 * will be used.
 *
 * @since 1.0.0
 *
 * @param string $title The string to be sanitized.
 * @param string $fallback_title Optional. A title to use if $title is empty.
 * @return string The sanitized string.
 */
function sanitize_title($title, $fallback_title = '') {
	$raw_title = $title;
	$title = strip_tags($title);
	$title = apply_filters('sanitize_title', $title, $raw_title);

	if ( '' === $title || false === $title )
		$title = $fallback_title;

	return $title;
}
endif;

if ( !function_exists('sanitize_title_with_dashes') ) :
/**
 * Sanitizes title, replacing whitespace with dashes.
 *
 * Limits the output to alphanumeric characters, underscore (_) and dash (-).
 * Whitespace becomes a dash.
 *
 * @since 1.2.0
 *
 * @param string $title The title to be sanitized.
 * @return string The sanitized title.
 */
function sanitize_title_with_dashes($title) {
	$title = strip_tags($title);
	// Preserve escaped octets.
	$title = preg_replace('|%([a-fA-F0-9][a-fA-F0-9])|', '---$1---', $title);
	// Remove percent signs that are not part of an octet.
	$title = str_replace('%', '', $title);
	// Restore octets.
	$title = preg_replace('|---([a-fA-F0-9][a-fA-F0-9])---|', '%$1', $title);

	$title = remove_accents($title);
	if (seems_utf8($title)) {
		if (function_exists('mb_strtolower')) {
			$title = mb_strtolower($title, 'UTF-8');
		}
		$title = utf8_uri_encode($title, 200);
	}

	$title = strtolower($title);
	$title = preg_replace('/&.+?;/', '', $title); // kill entities
	$title = str_replace('.', '-', $title);
	$title = preg_replace('/[^%a-z0-9 _-]/', '', $title);
	$title = preg_replace('/\s+/', '-', $title);
	$title = preg_replace('|-+|', '-', $title);
	$title = trim($title, '-');

	return $title;
}
endif;

// ! function sanitize_sql_orderby()
// ! function sanitize_html_class()
// ! function convert_chars()
// ! function funky_javascript_callback()
// ! function funky_javascript_fix()
// ! function balanceTags()

if ( !function_exists( 'force_balance_tags' ) ) :
/**
 * Balances tags of string using a modified stack.
 *
 * @since 2.0.4
 *
 * @author Leonard Lin <leonard@acm.org>
 * @license GPL v2.0
 * @copyright November 4, 2001
 * @version 1.1
 * @todo Make better - change loop condition to $text in 1.2
 * @internal Modified by Scott Reilly (coffee2code) 02 Aug 2004
 *		1.1  Fixed handling of append/stack pop order of end text
 *			 Added Cleaning Hooks
 *		1.0  First Version
 *
 * @param string $text Text to be balanced.
 * @return string Balanced text.
 */
function force_balance_tags( $text ) {
	$tagstack = array(); $stacksize = 0; $tagqueue = ''; $newtext = '';
	$single_tags = array('br', 'hr', 'img', 'input'); //Known single-entity/self-closing tags
	$nestable_tags = array('blockquote', 'div', 'span'); //Tags that can be immediately nested within themselves

	# WP bug fix for comments - in case you REALLY meant to type '< !--'
	$text = str_replace('< !--', '<    !--', $text);
	# WP bug fix for LOVE <3 (and other situations with '<' before a number)
	$text = preg_replace('#<([0-9]{1})#', '&lt;$1', $text);

	while (preg_match("/<(\/?\w*)\s*([^>]*)>/",$text,$regex)) {
		$newtext .= $tagqueue;

		$i = strpos($text,$regex[0]);
		$l = strlen($regex[0]);

		// clear the shifter
		$tagqueue = '';
		// Pop or Push
		if ( isset($regex[1][0]) && '/' == $regex[1][0] ) { // End Tag
			$tag = strtolower(substr($regex[1],1));
			// if too many closing tags
			if($stacksize <= 0) {
				$tag = '';
				//or close to be safe $tag = '/' . $tag;
			}
			// if stacktop value = tag close value then pop
			else if ($tagstack[$stacksize - 1] == $tag) { // found closing tag
				$tag = '</' . $tag . '>'; // Close Tag
				// Pop
				array_pop ($tagstack);
				$stacksize--;
			} else { // closing tag not at top, search for it
				for ($j=$stacksize-1;$j>=0;$j--) {
					if ($tagstack[$j] == $tag) {
					// add tag to tagqueue
						for ($k=$stacksize-1;$k>=$j;$k--){
							$tagqueue .= '</' . array_pop ($tagstack) . '>';
							$stacksize--;
						}
						break;
					}
				}
				$tag = '';
			}
		} else { // Begin Tag
			$tag = strtolower($regex[1]);

			// Tag Cleaning

			// If self-closing or '', don't do anything.
			if((substr($regex[2],-1) == '/') || ($tag == '')) {
			}
			// ElseIf it's a known single-entity tag but it doesn't close itself, do so
			elseif ( in_array($tag, $single_tags) ) {
				$regex[2] .= '/';
			} else {	// Push the tag onto the stack
				// If the top of the stack is the same as the tag we want to push, close previous tag
				if (($stacksize > 0) && !in_array($tag, $nestable_tags) && ($tagstack[$stacksize - 1] == $tag)) {
					$tagqueue = '</' . array_pop ($tagstack) . '>';
					$stacksize--;
				}
				$stacksize = array_push ($tagstack, $tag);
			}

			// Attributes
			$attributes = $regex[2];
			if($attributes) {
				$attributes = ' '.$attributes;
			}
			$tag = '<'.$tag.$attributes.'>';
			//If already queuing a close tag, then put this tag on, too
			if ($tagqueue) {
				$tagqueue .= $tag;
				$tag = '';
			}
		}
		$newtext .= substr($text,0,$i) . $tag;
		$text = substr($text,$i+$l);
	}

	// Clear Tag Queue
	$newtext .= $tagqueue;

	// Add Remaining text
	$newtext .= $text;

	// Empty Stack
	while($x = array_pop($tagstack)) {
		$newtext .= '</' . $x . '>'; // Add remaining tags to close
	}

	// WP fix for the bug with HTML comments
	$newtext = str_replace("< !--","<!--",$newtext);
	$newtext = str_replace("<    !--","< !--",$newtext);

	return $newtext;
}
endif;

if ( !function_exists('format_to_edit') ) :
/**
 * Acts on text which is about to be edited.
 *
 * Unless $richedit is set, it is simply a holder for the 'format_to_edit'
 * filter. If $richedit is set true htmlspecialchars() will be run on the
 * content, converting special characters to HTMl entities.
 *
 * @since 0.71
 *
 * @param string $content The text about to be edited.
 * @param bool $richedit Whether or not the $content should pass through htmlspecialchars(). Default false.
 * @return string The text after the filter (and possibly htmlspecialchars()) has been run.
 */
function format_to_edit($content, $richedit = false) {
	$content = apply_filters('format_to_edit', $content);
	if (! $richedit )
		$content = htmlspecialchars($content);
	return $content;
}
endif;

// !format_to_post()

if ( !function_exists( 'zeroise' ) ) :
/**
 * Add leading zeros when necessary.
 *
 * If you set the threshold to '4' and the number is '10', then you will get
 * back '0010'. If you set the number to '4' and the number is '5000', then you
 * will get back '5000'.
 *
 * Uses sprintf to append the amount of zeros based on the $threshold parameter
 * and the size of the number. If the number is large enough, then no zeros will
 * be appended.
 *
 * @since 0.71
 *
 * @param mixed $number Number to append zeros to if not greater than threshold.
 * @param int $threshold Digit places number needs to be to not have zeros added.
 * @return string Adds leading zeros to number if needed.
 */
function zeroise($number, $threshold) {
	return sprintf('%0'.$threshold.'s', $number);
}
endif;

if ( !function_exists( 'backslashit' ) ) :
/**
 * Adds backslashes before letters and before a number at the start of a string.
 *
 * @since 0.71
 *
 * @param string $string Value to which backslashes will be added.
 * @return string String with backslashes inserted.
 */
function backslashit($string) {
	$string = preg_replace('/^([0-9])/', '\\\\\\\\\1', $string);
	$string = preg_replace('/([a-z])/i', '\\\\\1', $string);
	return $string;
}
endif;

if ( !function_exists( 'trailingslashit' ) ) :
/**
 * Appends a trailing slash.
 *
 * Will remove trailing slash if it exists already before adding a trailing
 * slash. This prevents double slashing a string or path.
 *
 * The primary use of this is for paths and thus should be used for paths. It is
 * not restricted to paths and offers no specific path support.
 *
 * @since 1.2.0
 * @uses untrailingslashit() Unslashes string if it was slashed already.
 *
 * @param string $string What to add the trailing slash to.
 * @return string String with trailing slash added.
 */
function trailingslashit($string) {
	return untrailingslashit($string) . '/';
}
endif;

if ( !function_exists( 'untrailingslashit' ) ) :
/**
 * Removes trailing slash if it exists.
 *
 * The primary use of this is for paths and thus should be used for paths. It is
 * not restricted to paths and offers no specific path support.
 *
 * @since 2.2.0
 *
 * @param string $string What to remove the trailing slash from.
 * @return string String without the trailing slash.
 */
function untrailingslashit($string) {
	return rtrim($string, '/');
}
endif;

// ! function addslashes_gpc()

if ( !function_exists('stripslashes_deep') ) :
/**
 * Navigates through an array and removes slashes from the values.
 *
 * If an array is passed, the array_map() function causes a callback to pass the
 * value back to the function. The slashes from this value will removed.
 *
 * @since 2.0.0
 *
 * @param array|string $value The array or string to be striped.
 * @return array|string Stripped array (or string in the callback).
 */
function stripslashes_deep($value) {
	$value = is_array($value) ? array_map('stripslashes_deep', $value) : stripslashes($value);
	return $value;
}
endif;

if ( !function_exists( 'urlencode_deep' ) ) :
/**
 * Navigates through an array and encodes the values to be used in a URL.
 *
 * Uses a callback to pass the value of the array back to the function as a
 * string.
 *
 * @since 2.2.0
 *
 * @param array|string $value The array or string to be encoded.
 * @return array|string $value The encoded array (or string from the callback).
 */
function urlencode_deep($value) {
	$value = is_array($value) ? array_map('urlencode_deep', $value) : urlencode($value);
	return $value;
}
endif;

// ! function antispambot()

if ( !function_exists( '_make_url_clickable_cb' ) ) :
/**
 * Callback to convert URI match to HTML A element.
 *
 * This function was backported from 2.5.0 to 2.3.2. Regex callback for {@link
 * make_clickable()}.
 *
 * @since 2.3.2
 * @access private
 *
 * @param array $matches Single Regex Match.
 * @return string HTML A element with URI address.
 */
function _make_url_clickable_cb($matches) {
	$url = $matches[2];
	$url = esc_url($url);
	if ( empty($url) )
		return $matches[0];
	return $matches[1] . "<a href=\"$url\" rel=\"nofollow\">$url</a>";
}
endif;

if ( !function_exists( '_make_web_ftp_clickable_cb' ) ) :
/**
 * Callback to convert URL match to HTML A element.
 *
 * This function was backported from 2.5.0 to 2.3.2. Regex callback for {@link
 * make_clickable()}.
 *
 * @since 2.3.2
 * @access private
 *
 * @param array $matches Single Regex Match.
 * @return string HTML A element with URL address.
 */
function _make_web_ftp_clickable_cb($matches) {
	$ret = '';
	$dest = $matches[2];
	$dest = 'http://' . $dest;
	$dest = esc_url($dest);
	if ( empty($dest) )
		return $matches[0];
	// removed trailing [,;:] from URL
	if ( in_array(substr($dest, -1), array('.', ',', ';', ':')) === true ) {
		$ret = substr($dest, -1);
		$dest = substr($dest, 0, strlen($dest)-1);
	}
	return $matches[1] . "<a href=\"$dest\" rel=\"nofollow\">$dest</a>" . $ret;
}
endif;

if ( !function_exists( '_make_email_clickable_cb' ) ) :
/**
 * Callback to convert email address match to HTML A element.
 *
 * This function was backported from 2.5.0 to 2.3.2. Regex callback for {@link
 * make_clickable()}.
 *
 * @since 2.3.2
 * @access private
 *
 * @param array $matches Single Regex Match.
 * @return string HTML A element with email address.
 */
function _make_email_clickable_cb($matches) {
	$email = $matches[2] . '@' . $matches[3];
	return $matches[1] . "<a href=\"mailto:$email\">$email</a>";
}
endif;

if ( !function_exists( 'make_clickable' ) ) :
/**
 * Convert plaintext URI to HTML links.
 *
 * Converts URI, www and ftp, and email addresses. Finishes by fixing links
 * within links.
 *
 * @since 0.71
 *
 * @param string $ret Content to convert URIs.
 * @return string Content with converted URIs.
 */
function make_clickable($ret) {
	$ret = ' ' . $ret;
	// in testing, using arrays here was found to be faster
	$ret = preg_replace_callback('#(?<=[\s>])(\()?([\w]+?://(?:[\w\\x80-\\xff\#$%&~/\-=?@\[\](+]|[.,;:](?![\s<])|(?(1)\)(?![\s<])|\)))+)#is', '_make_url_clickable_cb', $ret);
	$ret = preg_replace_callback('#([\s>])((www|ftp)\.[\w\\x80-\\xff\#$%&~/.\-;:=,?@\[\]+]+)#is', '_make_web_ftp_clickable_cb', $ret);
	$ret = preg_replace_callback('#([\s>])([.0-9a-z_+-]+)@(([0-9a-z-]+\.)+[0-9a-z]{2,})#i', '_make_email_clickable_cb', $ret);
	// this one is not in an array because we need it to run last, for cleanup of accidental links within links
	$ret = preg_replace("#(<a( [^>]+?>|>))<a [^>]+?>([^>]+?)</a></a>#i", "$1$3</a>", $ret);
	$ret = trim($ret);
	return $ret;
}
endif;

// ! function wp_rel_nofollow()
// ! function wp_rel_nofollow_callback()
// ! function translate_smiley()
// ! function convert_smilies()

if ( !function_exists('is_email') ) :
/**
 * Verifies that an email is valid.
 *
 * Does not grok i18n domains. Not RFC compliant.
 *
 * @since 0.71
 *
 * @param string $email Email address to verify.
 * @param boolean $check_dns Whether to check the DNS for the domain using checkdnsrr().
 * @return string|bool Either false or the valid email address.
 */
function is_email( $email, $check_dns = false ) {
	// Test for the minimum length the email can be
	if ( strlen( $email ) < 3 ) {
		return apply_filters( 'is_email', false, $email, 'email_too_short' );
	}

	// Test for an @ character after the first position
	if ( strpos( $email, '@', 1 ) === false ) {
		return apply_filters( 'is_email', false, $email, 'email_no_at' );
	}

	// Split out the local and domain parts
	list( $local, $domain ) = explode( '@', $email, 2 );

	// LOCAL PART
	// Test for invalid characters
	if ( !preg_match( '/^[a-zA-Z0-9!#$%&\'*+\/=?^_`{|}~\.-]+$/', $local ) ) {
		return apply_filters( 'is_email', false, $email, 'local_invalid_chars' );
	}

	// DOMAIN PART
	// Test for sequences of periods
	if ( preg_match( '/\.{2,}/', $domain ) ) {
		return apply_filters( 'is_email', false, $email, 'domain_period_sequence' );
	}

	// Test for leading and trailing periods and whitespace
	if ( trim( $domain, " \t\n\r\0\x0B." ) !== $domain ) {
		return apply_filters( 'is_email', false, $email, 'domain_period_limits' );
	}

	// Split the domain into subs
	$subs = explode( '.', $domain );

	// Assume the domain will have at least two subs
	if ( 2 > count( $subs ) ) {
		return apply_filters( 'is_email', false, $email, 'domain_no_periods' );
	}

	// Loop through each sub
	foreach ( $subs as $sub ) {
		// Test for leading and trailing hyphens and whitespace
		if ( trim( $sub, " \t\n\r\0\x0B-" ) !== $sub ) {
			return apply_filters( 'is_email', false, $email, 'sub_hyphen_limits' );
		}

		// Test for invalid characters
		if ( !preg_match('/^[a-z0-9-]+$/i', $sub ) ) {
			return apply_filters( 'is_email', false, $email, 'sub_invalid_chars' );
		}
	}

	// DNS
	// Check the domain has a valid MX and A resource record
	if ( $check_dns && function_exists( 'checkdnsrr' ) && !( checkdnsrr( $domain . '.', 'MX' ) || checkdnsrr( $domain . '.', 'A' ) ) ) {
		return apply_filters( 'is_email', false, $email, 'dns_no_rr' );
	}

	// Congratulations your email made it!
	return apply_filters( 'is_email', $email, $email, null );
}
endif;

// ! function wp_iso_descrambler()
// ! function get_gmt_from_date()
// ! function get_date_from_gmt()
// ! function iso8601_timezone_to_offset()
// ! function iso8601_to_datetime()
// ! popuplinks()

if ( !function_exists('sanitize_email') ) :
/**
 * Strips out all characters that are not allowable in an email.
 *
 * @since 1.5.0
 *
 * @param string $email Email address to filter.
 * @return string Filtered email address.
 */
function sanitize_email( $email ) {
	// Test for the minimum length the email can be
	if ( strlen( $email ) < 3 ) {
		return apply_filters( 'sanitize_email', '', $email, 'email_too_short' );
	}

	// Test for an @ character after the first position
	if ( strpos( $email, '@', 1 ) === false ) {
		return apply_filters( 'sanitize_email', '', $email, 'email_no_at' );
	}

	// Split out the local and domain parts
	list( $local, $domain ) = explode( '@', $email, 2 );

	// LOCAL PART
	// Test for invalid characters
	$local = preg_replace( '/[^a-zA-Z0-9!#$%&\'*+\/=?^_`{|}~\.-]/', '', $local );
	if ( '' === $local ) {
		return apply_filters( 'sanitize_email', '', $email, 'local_invalid_chars' );
	}

	// DOMAIN PART
	// Test for sequences of periods
	$domain = preg_replace( '/\.{2,}/', '', $domain );
	if ( '' === $domain ) {
		return apply_filters( 'sanitize_email', '', $email, 'domain_period_sequence' );
	}

	// Test for leading and trailing periods and whitespace
	$domain = trim( $domain, " \t\n\r\0\x0B." );
	if ( '' === $domain ) {
		return apply_filters( 'sanitize_email', '', $email, 'domain_period_limits' );
	}

	// Split the domain into subs
	$subs = explode( '.', $domain );

	// Assume the domain will have at least two subs
	if ( 2 > count( $subs ) ) {
		return apply_filters( 'sanitize_email', '', $email, 'domain_no_periods' );
	}

	// Create an array that will contain valid subs
	$new_subs = array();

	// Loop through each sub
	foreach ( $subs as $sub ) {
		// Test for leading and trailing hyphens
		$sub = trim( $sub, " \t\n\r\0\x0B-" );

		// Test for invalid characters
		$sub = preg_replace( '/^[^a-z0-9-]+$/i', '', $sub );

		// If there's anything left, add it to the valid subs
		if ( '' !== $sub ) {
			$new_subs[] = $sub;
		}
	}

	// If there aren't 2 or more valid subs
	if ( 2 > count( $new_subs ) ) {
		return apply_filters( 'sanitize_email', '', $email, 'domain_no_valid_subs' );
	}

	// Join valid subs into the new domain
	$domain = join( '.', $new_subs );

	// Put the email back together
	$email = $local . '@' . $domain;

	// Congratulations your email made it!
	return apply_filters( 'sanitize_email', $email, $email, null );
}
endif;

// ! function human_time_diff()
// ! function wp_trim_excerpt()

if ( !function_exists( 'ent2ncr' ) ) : // Current at [WP9840]
/**
 * Converts named entities into numbered entities.
 *
 * @since 1.5.1
 *
 * @param string $text The text within which entities will be converted.
 * @return string Text with converted entities.
 */
function ent2ncr($text) {
	$to_ncr = array(
		'&quot;' => '&#34;',
		'&amp;' => '&#38;',
		'&frasl;' => '&#47;',
		'&lt;' => '&#60;',
		'&gt;' => '&#62;',
		'|' => '&#124;',
		'&nbsp;' => '&#160;',
		'&iexcl;' => '&#161;',
		'&cent;' => '&#162;',
		'&pound;' => '&#163;',
		'&curren;' => '&#164;',
		'&yen;' => '&#165;',
		'&brvbar;' => '&#166;',
		'&brkbar;' => '&#166;',
		'&sect;' => '&#167;',
		'&uml;' => '&#168;',
		'&die;' => '&#168;',
		'&copy;' => '&#169;',
		'&ordf;' => '&#170;',
		'&laquo;' => '&#171;',
		'&not;' => '&#172;',
		'&shy;' => '&#173;',
		'&reg;' => '&#174;',
		'&macr;' => '&#175;',
		'&hibar;' => '&#175;',
		'&deg;' => '&#176;',
		'&plusmn;' => '&#177;',
		'&sup2;' => '&#178;',
		'&sup3;' => '&#179;',
		'&acute;' => '&#180;',
		'&micro;' => '&#181;',
		'&para;' => '&#182;',
		'&middot;' => '&#183;',
		'&cedil;' => '&#184;',
		'&sup1;' => '&#185;',
		'&ordm;' => '&#186;',
		'&raquo;' => '&#187;',
		'&frac14;' => '&#188;',
		'&frac12;' => '&#189;',
		'&frac34;' => '&#190;',
		'&iquest;' => '&#191;',
		'&Agrave;' => '&#192;',
		'&Aacute;' => '&#193;',
		'&Acirc;' => '&#194;',
		'&Atilde;' => '&#195;',
		'&Auml;' => '&#196;',
		'&Aring;' => '&#197;',
		'&AElig;' => '&#198;',
		'&Ccedil;' => '&#199;',
		'&Egrave;' => '&#200;',
		'&Eacute;' => '&#201;',
		'&Ecirc;' => '&#202;',
		'&Euml;' => '&#203;',
		'&Igrave;' => '&#204;',
		'&Iacute;' => '&#205;',
		'&Icirc;' => '&#206;',
		'&Iuml;' => '&#207;',
		'&ETH;' => '&#208;',
		'&Ntilde;' => '&#209;',
		'&Ograve;' => '&#210;',
		'&Oacute;' => '&#211;',
		'&Ocirc;' => '&#212;',
		'&Otilde;' => '&#213;',
		'&Ouml;' => '&#214;',
		'&times;' => '&#215;',
		'&Oslash;' => '&#216;',
		'&Ugrave;' => '&#217;',
		'&Uacute;' => '&#218;',
		'&Ucirc;' => '&#219;',
		'&Uuml;' => '&#220;',
		'&Yacute;' => '&#221;',
		'&THORN;' => '&#222;',
		'&szlig;' => '&#223;',
		'&agrave;' => '&#224;',
		'&aacute;' => '&#225;',
		'&acirc;' => '&#226;',
		'&atilde;' => '&#227;',
		'&auml;' => '&#228;',
		'&aring;' => '&#229;',
		'&aelig;' => '&#230;',
		'&ccedil;' => '&#231;',
		'&egrave;' => '&#232;',
		'&eacute;' => '&#233;',
		'&ecirc;' => '&#234;',
		'&euml;' => '&#235;',
		'&igrave;' => '&#236;',
		'&iacute;' => '&#237;',
		'&icirc;' => '&#238;',
		'&iuml;' => '&#239;',
		'&eth;' => '&#240;',
		'&ntilde;' => '&#241;',
		'&ograve;' => '&#242;',
		'&oacute;' => '&#243;',
		'&ocirc;' => '&#244;',
		'&otilde;' => '&#245;',
		'&ouml;' => '&#246;',
		'&divide;' => '&#247;',
		'&oslash;' => '&#248;',
		'&ugrave;' => '&#249;',
		'&uacute;' => '&#250;',
		'&ucirc;' => '&#251;',
		'&uuml;' => '&#252;',
		'&yacute;' => '&#253;',
		'&thorn;' => '&#254;',
		'&yuml;' => '&#255;',
		'&OElig;' => '&#338;',
		'&oelig;' => '&#339;',
		'&Scaron;' => '&#352;',
		'&scaron;' => '&#353;',
		'&Yuml;' => '&#376;',
		'&fnof;' => '&#402;',
		'&circ;' => '&#710;',
		'&tilde;' => '&#732;',
		'&Alpha;' => '&#913;',
		'&Beta;' => '&#914;',
		'&Gamma;' => '&#915;',
		'&Delta;' => '&#916;',
		'&Epsilon;' => '&#917;',
		'&Zeta;' => '&#918;',
		'&Eta;' => '&#919;',
		'&Theta;' => '&#920;',
		'&Iota;' => '&#921;',
		'&Kappa;' => '&#922;',
		'&Lambda;' => '&#923;',
		'&Mu;' => '&#924;',
		'&Nu;' => '&#925;',
		'&Xi;' => '&#926;',
		'&Omicron;' => '&#927;',
		'&Pi;' => '&#928;',
		'&Rho;' => '&#929;',
		'&Sigma;' => '&#931;',
		'&Tau;' => '&#932;',
		'&Upsilon;' => '&#933;',
		'&Phi;' => '&#934;',
		'&Chi;' => '&#935;',
		'&Psi;' => '&#936;',
		'&Omega;' => '&#937;',
		'&alpha;' => '&#945;',
		'&beta;' => '&#946;',
		'&gamma;' => '&#947;',
		'&delta;' => '&#948;',
		'&epsilon;' => '&#949;',
		'&zeta;' => '&#950;',
		'&eta;' => '&#951;',
		'&theta;' => '&#952;',
		'&iota;' => '&#953;',
		'&kappa;' => '&#954;',
		'&lambda;' => '&#955;',
		'&mu;' => '&#956;',
		'&nu;' => '&#957;',
		'&xi;' => '&#958;',
		'&omicron;' => '&#959;',
		'&pi;' => '&#960;',
		'&rho;' => '&#961;',
		'&sigmaf;' => '&#962;',
		'&sigma;' => '&#963;',
		'&tau;' => '&#964;',
		'&upsilon;' => '&#965;',
		'&phi;' => '&#966;',
		'&chi;' => '&#967;',
		'&psi;' => '&#968;',
		'&omega;' => '&#969;',
		'&thetasym;' => '&#977;',
		'&upsih;' => '&#978;',
		'&piv;' => '&#982;',
		'&ensp;' => '&#8194;',
		'&emsp;' => '&#8195;',
		'&thinsp;' => '&#8201;',
		'&zwnj;' => '&#8204;',
		'&zwj;' => '&#8205;',
		'&lrm;' => '&#8206;',
		'&rlm;' => '&#8207;',
		'&ndash;' => '&#8211;',
		'&mdash;' => '&#8212;',
		'&lsquo;' => '&#8216;',
		'&rsquo;' => '&#8217;',
		'&sbquo;' => '&#8218;',
		'&ldquo;' => '&#8220;',
		'&rdquo;' => '&#8221;',
		'&bdquo;' => '&#8222;',
		'&dagger;' => '&#8224;',
		'&Dagger;' => '&#8225;',
		'&bull;' => '&#8226;',
		'&hellip;' => '&#8230;',
		'&permil;' => '&#8240;',
		'&prime;' => '&#8242;',
		'&Prime;' => '&#8243;',
		'&lsaquo;' => '&#8249;',
		'&rsaquo;' => '&#8250;',
		'&oline;' => '&#8254;',
		'&frasl;' => '&#8260;',
		'&euro;' => '&#8364;',
		'&image;' => '&#8465;',
		'&weierp;' => '&#8472;',
		'&real;' => '&#8476;',
		'&trade;' => '&#8482;',
		'&alefsym;' => '&#8501;',
		'&crarr;' => '&#8629;',
		'&lArr;' => '&#8656;',
		'&uArr;' => '&#8657;',
		'&rArr;' => '&#8658;',
		'&dArr;' => '&#8659;',
		'&hArr;' => '&#8660;',
		'&forall;' => '&#8704;',
		'&part;' => '&#8706;',
		'&exist;' => '&#8707;',
		'&empty;' => '&#8709;',
		'&nabla;' => '&#8711;',
		'&isin;' => '&#8712;',
		'&notin;' => '&#8713;',
		'&ni;' => '&#8715;',
		'&prod;' => '&#8719;',
		'&sum;' => '&#8721;',
		'&minus;' => '&#8722;',
		'&lowast;' => '&#8727;',
		'&radic;' => '&#8730;',
		'&prop;' => '&#8733;',
		'&infin;' => '&#8734;',
		'&ang;' => '&#8736;',
		'&and;' => '&#8743;',
		'&or;' => '&#8744;',
		'&cap;' => '&#8745;',
		'&cup;' => '&#8746;',
		'&int;' => '&#8747;',
		'&there4;' => '&#8756;',
		'&sim;' => '&#8764;',
		'&cong;' => '&#8773;',
		'&asymp;' => '&#8776;',
		'&ne;' => '&#8800;',
		'&equiv;' => '&#8801;',
		'&le;' => '&#8804;',
		'&ge;' => '&#8805;',
		'&sub;' => '&#8834;',
		'&sup;' => '&#8835;',
		'&nsub;' => '&#8836;',
		'&sube;' => '&#8838;',
		'&supe;' => '&#8839;',
		'&oplus;' => '&#8853;',
		'&otimes;' => '&#8855;',
		'&perp;' => '&#8869;',
		'&sdot;' => '&#8901;',
		'&lceil;' => '&#8968;',
		'&rceil;' => '&#8969;',
		'&lfloor;' => '&#8970;',
		'&rfloor;' => '&#8971;',
		'&lang;' => '&#9001;',
		'&rang;' => '&#9002;',
		'&larr;' => '&#8592;',
		'&uarr;' => '&#8593;',
		'&rarr;' => '&#8594;',
		'&darr;' => '&#8595;',
		'&harr;' => '&#8596;',
		'&loz;' => '&#9674;',
		'&spades;' => '&#9824;',
		'&clubs;' => '&#9827;',
		'&hearts;' => '&#9829;',
		'&diams;' => '&#9830;'
	);

	return str_replace( array_keys($to_ncr), array_values($to_ncr), $text );
}
endif;

// ! function wp_richedit_pre()
// ! function wp_htmledit_pre()

if ( !function_exists('clean_url') ) :
/**
 * Checks and cleans a URL.
 *
 * A number of characters are removed from the URL. If the URL is for displaying
 * (the default behaviour) amperstands are also replaced. The 'esc_url' filter
 * is applied to the returned cleaned URL.
 *
 * @since 1.2.0
 * @uses wp_kses_bad_protocol() To only permit protocols in the URL set
 *		via $protocols or the common ones set in the function.
 *
 * @param string $url The URL to be cleaned.
 * @param array $protocols Optional. An array of acceptable protocols.
 *		Defaults to 'http', 'https', 'ftp', 'ftps', 'mailto', 'news', 'irc', 'gopher', 'nntp', 'feed', 'telnet' if not set.
 * @param string $context Optional. How the URL will be used. Default is 'display'.
 * @return string The cleaned $url after the 'cleaned_url' filter is applied.
 */
function clean_url( $url, $protocols = null, $context = 'display' ) {
	$original_url = $url;

	if ('' == $url) return $url;
	$url = preg_replace('|[^a-z0-9-~+_.?#=!&;,/:%@$\|*\'()\\x80-\\xff]|i', '', $url);
	$strip = array('%0d', '%0a', '%0D', '%0A');
	$url = _deep_replace($strip, $url);
	$url = str_replace(';//', '://', $url);
	/* If the URL doesn't appear to contain a scheme, we
	 * presume it needs http:// appended (unless a relative
	 * link starting with / or a php file).
	 */
	if ( strpos($url, ':') === false &&
		substr( $url, 0, 1 ) != '/' && substr( $url, 0, 1 ) != '#' && !preg_match('/^[a-z0-9-]+?\.php/i', $url) )
		$url = 'http://' . $url;

	// Replace ampersands and single quotes only when displaying.
	if ( 'display' == $context ) {
		$url = preg_replace('/&([^#])(?![a-z]{2,8};)/', '&#038;$1', $url);
		$url = str_replace( "'", '&#039;', $url );
	}

	if ( !is_array($protocols) )
		$protocols = array('http', 'https', 'ftp', 'ftps', 'mailto', 'news', 'irc', 'gopher', 'nntp', 'feed', 'telnet');
	if ( wp_kses_bad_protocol( $url, $protocols ) != $url )
		return '';

	return apply_filters('clean_url', $url, $original_url, $context);
}
endif;

if ( !function_exists( '_deep_replace' ) ) :
/**
 * Perform a deep string replace operation to ensure the values in $search are no longer present
 * 
 * Repeats the replacement operation until it no longer replaces anything so as to remove "nested" values
 * e.g. $subject = '%0%0%0DDD', $search ='%0D', $result ='' rather than the '%0%0DD' that
 * str_replace would return
 * 
 * @since 2.8.1
 * @access private
 * 
 * @param string|array $search
 * @param string $subject
 * @return strin…