$static_characters = array_merge( array( '---', ' -- ', '--', ' - ', 'xn–', '...', '``', '\'\'', ' (tm)' ), $cockney );
$static_replacements = array_merge( array( $em_dash, ' ' . $em_dash . ' ', $en_dash, ' ' . $en_dash . ' ', 'xn--', '…', $opening_quote, $closing_quote, ' ™' ), $cockneyreplace );
+ /*
+ * Regex for common whitespace characters.
+ *
+ * By default, spaces include new lines, tabs, nbsp entities, and the UTF-8 nbsp.
+ * This is designed to replace the PCRE \s sequence. In #WP22692, that sequence
+ * was found to be unreliable due to random inclusion of the A0 byte.
+ */
+ $spaces = '[\r\n\t ]|\xC2\xA0| ';
+
+
+ // Pattern-based replacements of characters.
$dynamic = array();
- if ( "'" != $apos ) {
- $dynamic[ '/\'(\d\d(?:’|\')?s)/' ] = $apos . '$1'; // '99's
- $dynamic[ '/\'(\d)/' ] = $apos . '$1'; // '99
+
+ // '99 '99s '99's (apostrophe)
+ if ( "'" !== $apos ) {
+ $dynamic[ '/\'(?=\d)/' ] = $apos;
+ }
+
+ // Single quote at start, or preceded by (, {, <, [, ", or spaces.
+ if ( "'" !== $opening_single_quote ) {
+ $dynamic[ '/(?<=\A|[([{<"]|' . $spaces . ')\'/' ] = $opening_single_quote;
+ }
+
+ // 9" (double prime)
+ if ( '"' !== $double_prime ) {
+ $dynamic[ '/(?<=\d)"/' ] = $double_prime;
+ }
+
+ // 9' (prime)
+ if ( "'" !== $prime ) {
+ $dynamic[ '/(?<=\d)\'/' ] = $prime;
+ }
+
+ // Apostrophe in a word. No spaces or double primes.
+ if ( "'" !== $apos ) {
+ $dynamic[ '/(?<!' . $spaces . ')\'(?!\'|' . $spaces . ')/' ] = $apos;
+ }
+
+ // Double quote at start, or preceded by (, {, <, [, or spaces, and not followed by spaces.
+ if ( '"' !== $opening_quote ) {
+ $dynamic[ '/(?<=\A|[([{<]|' . $spaces . ')"(?!' . $spaces . ')/' ] = $opening_quote;
+ }
+
+ // Any remaining double quotes.
+ if ( '"' !== $closing_quote ) {
+ $dynamic[ '/"/' ] = $closing_quote;
+ }
+
+ // Single quotes followed by spaces or a period.
+ if ( "'" !== $closing_single_quote ) {
+ $dynamic[ '/\'(?=\Z|\.|' . $spaces . ')/' ] = $closing_single_quote;
}
- if ( "'" != $opening_single_quote )
- $dynamic[ '/(\s|\A|[([{<]|")\'/' ] = '$1' . $opening_single_quote; // opening single quote, even after (, {, <, [
- if ( '"' != $double_prime )
- $dynamic[ '/(\d)"/' ] = '$1' . $double_prime; // 9" (double prime)
- if ( "'" != $prime )
- $dynamic[ '/(\d)\'/' ] = '$1' . $prime; // 9' (prime)
- if ( "'" != $apos )
- $dynamic[ '/(\S)\'([^\'\s])/' ] = '$1' . $apos . '$2'; // apostrophe in a word
- if ( '"' != $opening_quote )
- $dynamic[ '/(\s|\A|[([{<])"(?!\s)/' ] = '$1' . $opening_quote . '$2'; // opening double quote, even after (, {, <, [
- if ( '"' != $closing_quote )
- $dynamic[ '/"(\s|\S|\Z)/' ] = $closing_quote . '$1'; // closing double quote
- if ( "'" != $closing_single_quote )
- $dynamic[ '/\'([\s.]|\Z)/' ] = $closing_single_quote . '$1'; // closing single quote
-
- $dynamic[ '/\b(\d+)x(\d+)\b/' ] = '$1×$2'; // 9x9 (times)
$dynamic_characters = array_keys( $dynamic );
$dynamic_replacements = array_values( $dynamic );
$textarr = preg_split('/(<.*>|\[.*\])/Us', $text, -1, PREG_SPLIT_DELIM_CAPTURE);
foreach ( $textarr as &$curl ) {
- if ( empty( $curl ) )
+ if ( empty( $curl ) ) {
continue;
+ }
// Only call _wptexturize_pushpop_element if first char is correct tag opening
$first = $curl[0];
} elseif ( '[' === $first ) {
_wptexturize_pushpop_element($curl, $no_texturize_shortcodes_stack, $no_texturize_shortcodes, '[', ']');
} elseif ( empty($no_texturize_shortcodes_stack) && empty($no_texturize_tags_stack) ) {
+
// This is not a tag, nor is the texturization disabled static strings
$curl = str_replace($static_characters, $static_replacements, $curl);
+
// regular expressions
$curl = preg_replace($dynamic_characters, $dynamic_replacements, $curl);
+
+ // 9x9 (times)
+ if ( 1 === preg_match( '/(?<=\d)x\d/', $text ) ) {
+ // Searching for a digit is 10 times more expensive than for the x, so we avoid doing this one!
+ $curl = preg_replace( '/\b(\d+)x(\d+)\b/', '$1×$2', $curl );
+ }
}
+
+ // Replace each & with & unless it already looks like an entity.
$curl = preg_replace('/&([^#])(?![a-zA-Z1-4]{1,8};)/', '&$1', $curl);
}
return implode( '', $textarr );
$last = array_pop($stack);
// Make sure it matches the opening tag
- if ($last != $matches[1])
- array_push($stack, $last);
+ if ( $last != $matches[1] ) {
+ array_push( $stack, $last );
+ }
}
}
}
$pee = preg_replace('|<br />\s*<br />|', "\n\n", $pee);
// Space things out a little
- $allblocks = '(?:table|thead|tfoot|caption|col|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|option|form|map|area|blockquote|address|math|style|p|h[1-6]|hr|fieldset|noscript|legend|section|article|aside|hgroup|header|footer|nav|figure|figcaption|details|menu|summary)';
+ $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|noscript|legend|section|article|aside|hgroup|header|footer|nav|figure|details|menu|summary)';
$pee = preg_replace('!(<' . $allblocks . '[^>]*>)!', "\n$1", $pee);
$pee = preg_replace('!(</' . $allblocks . '>)!', "$1\n\n", $pee);
$pee = str_replace(array("\r\n", "\r"), "\n", $pee); // cross-platform newlines
- if ( strpos($pee, '<object') !== false ) {
- $pee = preg_replace('|\s*<param([^>]*)>\s*|', "<param$1>", $pee); // no pee inside object/embed
- $pee = preg_replace('|\s*</embed>\s*|', '</embed>', $pee);
+
+ if ( strpos( $pee, '</object>' ) !== false ) {
+ // no P/BR around param and embed
+ $pee = preg_replace( '|(<object[^>]*>)\s*|', '$1', $pee );
+ $pee = preg_replace( '|\s*</object>|', '</object>', $pee );
+ $pee = preg_replace( '%\s*(</?(?:param|embed)[^>]*>)\s*%', '$1', $pee );
}
+
+ if ( strpos( $pee, '<source' ) !== false || strpos( $pee, '<track' ) !== false ) {
+ // no P/BR around source and track
+ $pee = preg_replace( '%([<\[](?:audio|video)[^>\]]*[>\]])\s*%', '$1', $pee );
+ $pee = preg_replace( '%\s*([<\[]/(?:audio|video)[>\]])%', '$1', $pee );
+ $pee = preg_replace( '%\s*(<(?:source|track)[^>]*>)\s*%', '$1', $pee );
+ }
+
$pee = preg_replace("/\n\n+/", "\n\n", $pee); // take care of duplicates
// make paragraphs, including one at the end
$pees = preg_split('/\n\s*\n/', $pee, -1, PREG_SPLIT_NO_EMPTY);
$pee = '';
- foreach ( $pees as $tinkle )
+
+ foreach ( $pees as $tinkle ) {
$pee .= '<p>' . trim($tinkle, "\n") . "</p>\n";
+ }
+
$pee = preg_replace('|<p>\s*</p>|', '', $pee); // under certain strange conditions it could create a P of entirely whitespace
$pee = preg_replace('!<p>([^<]+)</(div|address|form)>!', "<p>$1</p></$2>", $pee);
$pee = preg_replace('!<p>\s*(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee); // don't pee all over a tag
$pee = str_replace('</blockquote></p>', '</p></blockquote>', $pee);
$pee = preg_replace('!<p>\s*(</?' . $allblocks . '[^>]*>)!', "$1", $pee);
$pee = preg_replace('!(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee);
+
if ( $br ) {
$pee = preg_replace_callback('/<(script|style).*?<\/\\1>/s', '_autop_newline_preservation_helper', $pee);
$pee = preg_replace('|(?<!<br />)\s*\n|', "<br />\n", $pee); // optionally make line breaks
$pee = str_replace('<WPPreserveNewline />', "\n", $pee);
}
+
$pee = preg_replace('!(</?' . $allblocks . '[^>]*>)\s*<br />!', "$1", $pee);
$pee = preg_replace('!<br />(\s*</?(?:p|li|div|dl|dd|dt|th|pre|td|ul|ol)[^>]*>)!', '$1', $pee);
$pee = preg_replace( "|\n</p>$|", '</p>', $pee );
* @param string $filename_raw Filename as it was passed into sanitize_file_name().
*/
$special_chars = apply_filters( 'sanitize_file_name_chars', $special_chars, $filename_raw );
+ $filename = preg_replace( "#\x{00a0}#siu", ' ', $filename );
$filename = str_replace($special_chars, '', $filename);
$filename = preg_replace('/[\s-]+/', '-', $filename);
$filename = trim($filename, '.-_');
return $content;
}
-/**
- * Holder for the 'format_to_post' filter.
- *
- * @since 0.71
- *
- * @param string $content The text to pass through the filter.
- * @return string Text returned from the 'format_to_post' filter.
- */
-function format_to_post($content) {
- /**
- * Filter the string returned by format_to_post().
- *
- * @since 1.2.0
- *
- * @param string $content The string to format.
- */
- $content = apply_filters( 'format_to_post', $content );
- return $content;
-}
-
/**
* Add leading zeros when necessary.
*
/**
* 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.
+ * Will remove trailing forward and backslashes if it exists already before adding
+ * a trailing forward 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) . '/';
+function trailingslashit( $string ) {
+ return untrailingslashit( $string ) . '/';
}
/**
- * Removes trailing slash if it exists.
+ * Removes trailing forward slashes and backslashes if they exist.
*
* 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.
+ * @param string $string What to remove the trailing slashes from.
+ * @return string String without the trailing slashes.
*/
-function untrailingslashit($string) {
- return rtrim($string, '/');
+function untrailingslashit( $string ) {
+ return rtrim( $string, '/\\' );
}
/**
}
// Cleanup of accidental links within links
- $r = preg_replace( '#(<a(
[^>]+?>|>))<a [^>]+?>([^>]+?)</a></a>#i', "$1$3</a>", $r );
+ $r = preg_replace( '#(<a(
[ \r\n\t]+[^>]+?>|>))<a [^>]+?>([^>]+?)</a></a>#i', "$1$3</a>", $r );
return $r;
}
/**
* Filter the translated delimiters used by wp_sprintf_l().
+ * Placeholders (%s) are included to assist translators and then
+ * removed before the array of strings reaches the filter.
*
* Please note: Ampersands and entities should be avoided here.
*
* @param array $delimiters An array of translated delimiters.
*/
$l = apply_filters( 'wp_sprintf_l', array(
- /* translators: used between list items, there is a space after the comma */
- 'between' => __(', '),
- /* translators: used between list items, there is a space after the and */
- 'between_last_two' => __(', and '),
- /* translators: used between only two list items, there is a space after the and */
- 'between_only_two' => __(' and '),
+ /* translators: used to join items in a list with more than 2 items */
+ 'between' => sprintf( __('%s, %s'), '', '' ),
+ /* translators: used to join last two items in a list with more than 2 times */
+ 'between_last_two' => sprintf( __('%s, and %s'), '', '' ),
+ /* translators: used to join items in a list with only 2 items */
+ 'between_only_two' => sprintf( __('%s and %s'), '', '' ),
) );
$args = (array) $args;
/**
* Properly strip all HTML tags including script and style
*
+ * This differs from strip_tags() because it removes the contents of
+ * the <script> and <style> tags. E.g. strip_tags( '<script>something</script>' )
+ * will return 'something'. wp_strip_all_tags will return ''
+ *
* @since 2.9.0
*
* @param string $string String containing HTML tags
* @return string The found URL.
*/
function get_url_in_content( $content ) {
- if ( empty( $content ) )
- return '';
+ if ( empty( $content ) ) {
+ return false;
+ }
- if ( preg_match( '/<a\s[^>]*?href=([\'"])(.+?)\1/is', $content, $matches ) )
+ if ( preg_match( '/<a\s[^>]*?href=([\'"])(.+?)\1/is', $content, $matches ) ) {
return esc_url_raw( $matches[2] );
+ }
return false;
}
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