', $open_sq_flag = '', $apos_flag = ''; // If there's nothing to do, just stop. if ( empty( $text ) || false === $run_texturize ) { return $text; } // Set up static variables. Run once only. if ( $reset || ! isset( $static_characters ) ) { /** * Filters whether to skip running wptexturize(). * * Passing false to the filter will effectively short-circuit wptexturize(). * returning the original text passed to the function instead. * * The filter runs only once, the first time wptexturize() is called. * * @since 4.0.0 * * @see wptexturize() * * @param bool $run_texturize Whether to short-circuit wptexturize(). */ $run_texturize = apply_filters( 'run_wptexturize', $run_texturize ); if ( false === $run_texturize ) { return $text; } /* translators: Opening curly double quote. */ $opening_quote = _x( '“', 'opening curly double quote' ); /* translators: Closing curly double quote. */ $closing_quote = _x( '”', 'closing curly double quote' ); /* translators: Apostrophe, for example in 'cause or can't. */ $apos = _x( '’', 'apostrophe' ); /* translators: Prime, for example in 9' (nine feet). */ $prime = _x( '′', 'prime' ); /* translators: Double prime, for example in 9" (nine inches). */ $double_prime = _x( '″', 'double prime' ); /* translators: Opening curly single quote. */ $opening_single_quote = _x( '‘', 'opening curly single quote' ); /* translators: Closing curly single quote. */ $closing_single_quote = _x( '’', 'closing curly single quote' ); /* translators: En dash. */ $en_dash = _x( '–', 'en dash' ); /* translators: Em dash. */ $em_dash = _x( '—', 'em dash' ); $default_no_texturize_tags = array( 'pre', 'code', 'kbd', 'style', 'script', 'tt' ); $default_no_texturize_shortcodes = array( 'code' ); // 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 { /* * translators: This is a comma-separated list of words that defy the syntax of quotations in normal use, * for example... 'We do not have enough words yet'... is a typical quoted phrase. But when we write * lines of code 'til we have enough of 'em, then we need to insert apostrophes instead of quotes. */ $cockney = explode( ',', _x( "'tain't,'twere,'twas,'tis,'twill,'til,'bout,'nuff,'round,'cause,'em", 'Comma-separated list of words to texturize in your language' ) ); $cockneyreplace = explode( ',', _x( '’tain’t,’twere,’twas,’tis,’twill,’til,’bout,’nuff,’round,’cause,’em', 'Comma-separated list of replacement words in your language' ) ); } $static_characters = array_merge( array( '...', '``', '\'\'', ' (tm)' ), $cockney ); $static_replacements = array_merge( array( '…', $opening_quote, $closing_quote, ' ™' ), $cockneyreplace ); // Pattern-based replacements of characters. // Sort the remaining patterns into several arrays for performance tuning. $dynamic_characters = array( 'apos' => array(), 'quote' => array(), 'dash' => array(), ); $dynamic_replacements = array( 'apos' => array(), 'quote' => array(), 'dash' => array(), ); $dynamic = array(); $spaces = wp_spaces_regexp(); // '99' and '99" are ambiguous among other patterns; assume it's an abbreviated year at the end of a quotation. if ( "'" !== $apos || "'" !== $closing_single_quote ) { $dynamic[ '/\'(\d\d)\'(?=\Z|[.,:;!?)}\-\]]|>|' . $spaces . ')/' ] = $apos_flag . '$1' . $closing_single_quote; } if ( "'" !== $apos || '"' !== $closing_quote ) { $dynamic[ '/\'(\d\d)"(?=\Z|[.,:;!?)}\-\]]|>|' . $spaces . ')/' ] = $apos_flag . '$1' . $closing_quote; } // '99 '99s '99's (apostrophe) But never '9 or '99% or '999 or '99.0. if ( "'" !== $apos ) { $dynamic['/\'(?=\d\d(?:\Z|(?![%\d]|[.,]\d)))/'] = $apos_flag; } // Quoted numbers like '0.42'. if ( "'" !== $opening_single_quote && "'" !== $closing_single_quote ) { $dynamic[ '/(?<=\A|' . $spaces . ')\'(\d[.,\d]*)\'/' ] = $open_sq_flag . '$1' . $closing_single_quote; } // Single quote at start, or preceded by (, {, <, [, ", -, or spaces. if ( "'" !== $opening_single_quote ) { $dynamic[ '/(?<=\A|[([{"\-]|<|' . $spaces . ')\'/' ] = $open_sq_flag; } // Apostrophe in a word. No spaces, double apostrophes, or other punctuation. if ( "'" !== $apos ) { $dynamic[ '/(?&/\[\]\x00-\x20=]++)@', $text, $matches ); $tagnames = array_intersect( array_keys( $shortcode_tags ), $matches[1] ); $found_shortcodes = ! empty( $tagnames ); $shortcode_regex = $found_shortcodes ? _get_wptexturize_shortcode_regex( $tagnames ) : ''; $regex = _get_wptexturize_split_regex( $shortcode_regex ); $textarr = preg_split( $regex, $text, -1, PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY ); foreach ( $textarr as &$curl ) { // Only call _wptexturize_pushpop_element if $curl is a delimiter. $first = $curl[0]; if ( '<' === $first ) { if ( ''; $quote_pattern = "/$needle(?=\\Z|[.,:;!?)}\\-\\]]|>|" . $spaces . ')/'; $prime_pattern = "/(?<=\\d)$needle/"; $flag_after_digit = "/(?<=\\d)$flag/"; $flag_no_digit = "/(? &$sentence ) { if ( false === strpos( $sentence, $needle ) ) { continue; } elseif ( 0 !== $key && 0 === substr_count( $sentence, $close_quote ) ) { $sentence = preg_replace( $quote_pattern, $flag, $sentence, -1, $count ); if ( $count > 1 ) { // This sentence appears to have multiple closing quotes. Attempt Vulcan logic. $sentence = preg_replace( $flag_no_digit, $close_quote, $sentence, -1, $count2 ); if ( 0 === $count2 ) { // Try looking for a quote followed by a period. $count2 = substr_count( $sentence, "$flag." ); if ( $count2 > 0 ) { // Assume the rightmost quote-period match is the end of quotation. $pos = strrpos( $sentence, "$flag." ); } else { // When all else fails, make the rightmost candidate a closing quote. // This is most likely to be problematic in the context of bug #18549. $pos = strrpos( $sentence, $flag ); } $sentence = substr_replace( $sentence, $close_quote, $pos, strlen( $flag ) ); } // Use conventional replacement on any remaining primes and quotes. $sentence = preg_replace( $prime_pattern, $prime, $sentence ); $sentence = preg_replace( $flag_after_digit, $prime, $sentence ); $sentence = str_replace( $flag, $close_quote, $sentence ); } elseif ( 1 == $count ) { // Found only one closing quote candidate, so give it priority over primes. $sentence = str_replace( $flag, $close_quote, $sentence ); $sentence = preg_replace( $prime_pattern, $prime, $sentence ); } else { // No closing quotes found. Just run primes pattern. $sentence = preg_replace( $prime_pattern, $prime, $sentence ); } } else { $sentence = preg_replace( $prime_pattern, $prime, $sentence ); $sentence = preg_replace( $quote_pattern, $close_quote, $sentence ); } if ( '"' === $needle && false !== strpos( $sentence, '"' ) ) { $sentence = str_replace( '"', $close_quote, $sentence ); } } return implode( $open_quote, $sentences ); } /** * Search for disabled element tags. Push element to stack on tag open and pop * on tag close. * * Assumes first char of $text is tag opening and last char is tag closing. * Assumes second char of $text is optionally '/' to indicate closing as in . * * @since 2.9.0 * @access private * * @param string $text Text to check. Must be a tag like `` or `[shortcode]`. * @param string[] $stack Array of open tag elements. * @param string[] $disabled_elements Array of tag names to match against. Spaces are not allowed in tag names. */ function _wptexturize_pushpop_element( $text, &$stack, $disabled_elements ) { // Is it an opening tag or closing tag? if ( isset( $text[1] ) && '/' !== $text[1] ) { $opening_tag = true; $name_offset = 1; } elseif ( 0 == count( $stack ) ) { // Stack is empty. Just stop. return; } else { $opening_tag = false; $name_offset = 2; } // Parse out the tag name. $space = strpos( $text, ' ' ); if ( false === $space ) { $space = -1; } else { $space -= $name_offset; } $tag = substr( $text, $name_offset, $space ); // Handle disabled tags. if ( in_array( $tag, $disabled_elements, true ) ) { if ( $opening_tag ) { /* * This disables texturize until we find a closing tag of our type * (e.g. 
) even if there was invalid nesting before that.
			 *
			 * Example: in the case 
sadsadasd"baba"

			 *          "baba" won't be texturized.
			 */

			array_push( $stack, $tag );
		} elseif ( end( $stack ) == $tag ) {
			array_pop( $stack );
		}
	}
}

/**
 * Replaces double line-breaks with paragraph elements.
 *
 * A group of regex replaces used to identify text formatted with newlines and
 * replace double line-breaks with HTML paragraph tags. The remaining line-breaks
 * after conversion become <
> tags, unless $br is set to '0' or 'false'.
 *
 * @since 0.71
 *
 * @param string $pee The text which has to be formatted.
 * @param bool   $br  Optional. If set, this will convert all remaining line-breaks
 *                    after paragraphing. Default true.
 * @return string Text which has been converted into correct paragraph tags.
 */
function wpautop( $pee, $br = true ) {
	$pre_tags = array();

	if ( trim( $pee ) === '' ) {
		return '';
	}

	// Just to make things a little easier, pad the end.
	$pee = $pee . "\n";

	/*
	 * Pre tags shouldn't be touched by autop.
	 * Replace pre tags with placeholders and bring them back after autop.
	 */
	if ( strpos( $pee, '', $pee );
		$last_pee  = array_pop( $pee_parts );
		$pee       = '';
		$i         = 0;

		foreach ( $pee_parts as $pee_part ) {
			$start = strpos( $pee_part, '';

			$pee .= substr( $pee_part, 0, $start ) . $name;
			$i++;
		}

		$pee .= $last_pee;
	}
	// Change multiple 
's into two line breaks, which will turn into paragraphs.
	$pee = preg_replace( '|\s*|', "\n\n", $pee );

	$allblocks = '(?:table|thead|tfoot|caption|col|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|form|map|area|blockquote|address|math|style|p|h[1-6]|hr|fieldset|legend|section|article|aside|hgroup|header|footer|nav|figure|figcaption|details|menu|summary)';

	// Add a double line break above block-level opening tags.
	$pee = preg_replace( '!(<' . $allblocks . '[\s/>])!', "\n\n$1", $pee );

	// Add a double line break below block-level closing tags.
	$pee = preg_replace( '!()!', "$1\n\n", $pee );

	// Add a double line break after hr tags, which are self closing.
	$pee = preg_replace( '!()!', "$1\n\n", $pee );

	// Standardize newline characters to "\n".
	$pee = str_replace( array( "\r\n", "\r" ), "\n", $pee );

	// Find newlines in all elements and add placeholders.
	$pee = wp_replace_in_html_tags( $pee, array( "\n" => '  ' ) );

	// Collapse line breaks before and after ', $pee );
	}

	/*
	 * Collapse line breaks inside  elements, before  and  elements
	 * so they don't get autop'd.
	 */
	if ( strpos( $pee, '' ) !== false ) {
		$pee = preg_replace( '|(]*>)\s*|', '$1', $pee );
		$pee = preg_replace( '|\s*|', '', $pee );
		$pee = preg_replace( '%\s*(]*>)\s*%', '$1', $pee );
	}

	/*
	 * Collapse line breaks inside