' === strtolower( $piece ) ) && $nested_code_pre )
+ $nested_code_pre--;
+
+ if ( $nested_code_pre || empty( $piece ) || ( $piece[0] === '<' && ! preg_match( '|^<\s*[\w]{1,20}+://|', $piece ) ) ) {
$r .= $piece;
continue;
}
@@ -1646,7 +1781,7 @@ function make_clickable( $text ) {
}
// Cleanup of accidental links within links
- $r = preg_replace( '#(]+?>|>))]+?>([^>]+?)#i', "$1$3", $r );
+ $r = preg_replace( '#(]+?>|>))]+?>([^>]+?)#i', "$1$3", $r );
return $r;
}
@@ -1762,11 +1897,19 @@ function translate_smiley( $matches ) {
$smiley = trim( reset( $matches ) );
$img = $wpsmiliestrans[ $smiley ];
- $smiley_masked = esc_attr( $smiley );
+ /**
+ * Filter the Smiley image URL before it's used in the image element.
+ *
+ * @since 2.9.0
+ *
+ * @param string $smiley_url URL for the smiley image.
+ * @param string $img Filename for the smiley image.
+ * @param string $site_url Site URL, as returned by site_url().
+ */
$src_url = apply_filters( 'smilies_src', includes_url( "images/smilies/$img" ), $img, site_url() );
- return " ";
+ return sprintf( ' ', esc_url( $src_url ), esc_attr( $smiley ) );
}
/**
@@ -1781,18 +1924,36 @@ function translate_smiley( $matches ) {
* @param string $text Content to convert smilies from text.
* @return string Converted content with text smilies replaced with images.
*/
-function convert_smilies($text) {
+function convert_smilies( $text ) {
global $wp_smiliessearch;
$output = '';
- if ( get_option('use_smilies') && !empty($wp_smiliessearch) ) {
+ if ( get_option( 'use_smilies' ) && ! empty( $wp_smiliessearch ) ) {
// HTML loop taken from texturize function, could possible be consolidated
- $textarr = preg_split("/(<.*>)/U", $text, -1, PREG_SPLIT_DELIM_CAPTURE); // capture the tags as well as in between
- $stop = count($textarr);// loop stuff
- for ($i = 0; $i < $stop; $i++) {
+ $textarr = preg_split( '/(<.*>)/U', $text, -1, PREG_SPLIT_DELIM_CAPTURE ); // capture the tags as well as in between
+ $stop = count( $textarr );// loop stuff
+
+ // Ignore proessing of specific tags
+ $tags_to_ignore = 'code|pre|style|script|textarea';
+ $ignore_block_element = '';
+
+ for ( $i = 0; $i < $stop; $i++ ) {
$content = $textarr[$i];
- if ((strlen($content) > 0) && ('<' != $content[0])) { // If it's not a tag
- $content = preg_replace_callback($wp_smiliessearch, 'translate_smiley', $content);
+
+ // If we're in an ignore block, wait until we find its closing tag
+ if ( '' == $ignore_block_element && preg_match( '/^<(' . $tags_to_ignore . ')>/', $content, $matches ) ) {
+ $ignore_block_element = $matches[1];
+ }
+
+ // If it's not a tag and not in ignore block
+ if ( '' == $ignore_block_element && strlen( $content ) > 0 && '<' != $content[0] ) {
+ $content = preg_replace_callback( $wp_smiliessearch, 'translate_smiley', $content );
+ }
+
+ // did we exit ignore block
+ if ( '' != $ignore_block_element && '' . $ignore_block_element . '>' == $content ) {
+ $ignore_block_element = '';
}
+
$output .= $content;
}
} else {
@@ -1819,11 +1980,26 @@ function is_email( $email, $deprecated = false ) {
// Test for the minimum length the email can be
if ( strlen( $email ) < 3 ) {
+ /**
+ * Filter whether an email address is valid.
+ *
+ * This filter is evaluated under several different contexts, such as 'email_too_short',
+ * 'email_no_at', 'local_invalid_chars', 'domain_period_sequence', 'domain_period_limits',
+ * 'domain_no_periods', 'sub_hyphen_limits', 'sub_invalid_chars', or no specific context.
+ *
+ * @since 2.8.0
+ *
+ * @param bool $is_email Whether the email address has passed the is_email() checks. Default false.
+ * @param string $email The email address being checked.
+ * @param string $message An explanatory message to the user.
+ * @param string $context Context under which the email was tested.
+ */
return apply_filters( 'is_email', false, $email, 'email_too_short' );
}
// Test for an @ character after the first position
if ( strpos( $email, '@', 1 ) === false ) {
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'is_email', false, $email, 'email_no_at' );
}
@@ -1833,17 +2009,20 @@ function is_email( $email, $deprecated = false ) {
// LOCAL PART
// Test for invalid characters
if ( !preg_match( '/^[a-zA-Z0-9!#$%&\'*+\/=?^_`{|}~\.-]+$/', $local ) ) {
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'is_email', false, $email, 'local_invalid_chars' );
}
// DOMAIN PART
// Test for sequences of periods
if ( preg_match( '/\.{2,}/', $domain ) ) {
+ /** This filter is documented in wp-includes/formatting.php */
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 ) {
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'is_email', false, $email, 'domain_period_limits' );
}
@@ -1852,6 +2031,7 @@ function is_email( $email, $deprecated = false ) {
// Assume the domain will have at least two subs
if ( 2 > count( $subs ) ) {
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'is_email', false, $email, 'domain_no_periods' );
}
@@ -1859,16 +2039,19 @@ function is_email( $email, $deprecated = false ) {
foreach ( $subs as $sub ) {
// Test for leading and trailing hyphens and whitespace
if ( trim( $sub, " \t\n\r\0\x0B-" ) !== $sub ) {
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'is_email', false, $email, 'sub_hyphen_limits' );
}
// Test for invalid characters
if ( !preg_match('/^[a-z0-9-]+$/i', $sub ) ) {
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'is_email', false, $email, 'sub_invalid_chars' );
}
}
// Congratulations your email made it!
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'is_email', $email, $email, null );
}
@@ -2048,11 +2231,25 @@ function popuplinks($text) {
function sanitize_email( $email ) {
// Test for the minimum length the email can be
if ( strlen( $email ) < 3 ) {
+ /**
+ * Filter a sanitized email address.
+ *
+ * This filter is evaluated under several contexts, including 'email_too_short',
+ * 'email_no_at', 'local_invalid_chars', 'domain_period_sequence', 'domain_period_limits',
+ * 'domain_no_periods', 'domain_no_valid_subs', or no context.
+ *
+ * @since 2.8.0
+ *
+ * @param string $email The sanitized email address.
+ * @param string $email The email address, as provided to sanitize_email().
+ * @param string $message A message to pass to the user.
+ */
return apply_filters( 'sanitize_email', '', $email, 'email_too_short' );
}
// Test for an @ character after the first position
if ( strpos( $email, '@', 1 ) === false ) {
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'sanitize_email', '', $email, 'email_no_at' );
}
@@ -2063,6 +2260,7 @@ function sanitize_email( $email ) {
// Test for invalid characters
$local = preg_replace( '/[^a-zA-Z0-9!#$%&\'*+\/=?^_`{|}~\.-]/', '', $local );
if ( '' === $local ) {
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'sanitize_email', '', $email, 'local_invalid_chars' );
}
@@ -2070,12 +2268,14 @@ function sanitize_email( $email ) {
// Test for sequences of periods
$domain = preg_replace( '/\.{2,}/', '', $domain );
if ( '' === $domain ) {
+ /** This filter is documented in wp-includes/formatting.php */
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 ) {
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'sanitize_email', '', $email, 'domain_period_limits' );
}
@@ -2084,6 +2284,7 @@ function sanitize_email( $email ) {
// Assume the domain will have at least two subs
if ( 2 > count( $subs ) ) {
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'sanitize_email', '', $email, 'domain_no_periods' );
}
@@ -2106,6 +2307,7 @@ function sanitize_email( $email ) {
// If there aren't 2 or more valid subs
if ( 2 > count( $new_subs ) ) {
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'sanitize_email', '', $email, 'domain_no_valid_subs' );
}
@@ -2116,6 +2318,7 @@ function sanitize_email( $email ) {
$email = $local . '@' . $domain;
// Congratulations your email made it!
+ /** This filter is documented in wp-includes/formatting.php */
return apply_filters( 'sanitize_email', $email, $email, null );
}
@@ -2195,13 +2398,37 @@ function wp_trim_excerpt($text = '') {
$text = strip_shortcodes( $text );
- $text = apply_filters('the_content', $text);
+ /** This filter is documented in wp-includes/post-template.php */
+ $text = apply_filters( 'the_content', $text );
$text = str_replace(']]>', ']]>', $text);
- $excerpt_length = apply_filters('excerpt_length', 55);
- $excerpt_more = apply_filters('excerpt_more', ' ' . '[…]');
+
+ /**
+ * Filter the number of words in an excerpt.
+ *
+ * @since 2.7.0
+ *
+ * @param int $number The number of words. Default 55.
+ */
+ $excerpt_length = apply_filters( 'excerpt_length', 55 );
+ /**
+ * Filter the string in the "more" link displayed after a trimmed excerpt.
+ *
+ * @since 2.9.0
+ *
+ * @param string $more_string The string shown within the more link.
+ */
+ $excerpt_more = apply_filters( 'excerpt_more', ' ' . '[…]' );
$text = wp_trim_words( $text, $excerpt_length, $excerpt_more );
}
- return apply_filters('wp_trim_excerpt', $text, $raw_excerpt);
+ /**
+ * Filter the trimmed excerpt string.
+ *
+ * @since 2.8.0
+ *
+ * @param string $text The trimmed text.
+ * @param string $raw_excerpt The text prior to trimming.
+ */
+ return apply_filters( 'wp_trim_excerpt', $text, $raw_excerpt );
}
/**
@@ -2241,6 +2468,16 @@ function wp_trim_words( $text, $num_words = 55, $more = null ) {
} else {
$text = implode( $sep, $words_array );
}
+ /**
+ * Filter the text content after words have been trimmed.
+ *
+ * @since 3.3.0
+ *
+ * @param string $text The trimmed text.
+ * @param int $num_words The number of words to trim the text to. Default 5.
+ * @param string $more An optional string to append to the end of the trimmed text, e.g. ….
+ * @param string $original_text The text before it was trimmed.
+ */
return apply_filters( 'wp_trim_words', $text, $num_words, $more, $original_text );
}
@@ -2254,7 +2491,16 @@ function wp_trim_words( $text, $num_words = 55, $more = null ) {
*/
function ent2ncr($text) {
- // Allow a plugin to short-circuit and override the mappings.
+ /**
+ * Filter text before named entities are converted into numbered entities.
+ *
+ * A non-null string must be returned for the filter to be evaluated.
+ *
+ * @since 3.3.0
+ *
+ * @param null $converted_text The text to be converted. Default null.
+ * @param string $text The text prior to entity conversion.
+ */
$filtered = apply_filters( 'pre_ent2ncr', null, $text );
if( null !== $filtered )
return $filtered;
@@ -2533,14 +2779,30 @@ function ent2ncr($text) {
* @return string The formatted text after filter is applied.
*/
function wp_richedit_pre($text) {
- // Filtering a blank results in an annoying \n
- if ( empty($text) ) return apply_filters('richedit_pre', '');
+ if ( empty( $text ) ) {
+ /**
+ * Filter text returned for the rich text editor.
+ *
+ * This filter is first evaluated, and the value returned, if an empty string
+ * is passed to wp_richedit_pre(). If an empty string is passed, it results
+ * in a break tag and line feed.
+ *
+ * If a non-empty string is passed, the filter is evaluated on the wp_richedit_pre()
+ * return after being formatted.
+ *
+ * @since 2.0.0
+ *
+ * @param string $output Text for the rich text editor.
+ */
+ return apply_filters( 'richedit_pre', '' );
+ }
$output = convert_chars($text);
$output = wpautop($output);
$output = htmlspecialchars($output, ENT_NOQUOTES, get_option( 'blog_charset' ) );
- return apply_filters('richedit_pre', $output);
+ /** This filter is documented in wp-includes/formatting.php */
+ return apply_filters( 'richedit_pre', $output );
}
/**
@@ -2558,7 +2820,14 @@ function wp_htmledit_pre($output) {
if ( !empty($output) )
$output = htmlspecialchars($output, ENT_NOQUOTES, get_option( 'blog_charset' ) ); // convert only < > &
- return apply_filters('htmledit_pre', $output);
+ /**
+ * Filter the text before it is formatted for the HTML editor.
+ *
+ * @since 2.5.0
+ *
+ * @param string $output The HTML-formatted text.
+ */
+ return apply_filters( 'htmledit_pre', $output );
}
/**
@@ -2653,7 +2922,16 @@ function esc_url( $url, $protocols = null, $_context = 'display' ) {
return '';
}
- return apply_filters('clean_url', $good_protocol_url, $original_url, $_context);
+ /**
+ * Filter a string cleaned and escaped for output as a URL.
+ *
+ * @since 2.3.0
+ *
+ * @param string $good_protocol_url The cleaned URL to be returned.
+ * @param string $original_url The URL prior to cleaning.
+ * @param string $_context If 'display', replace ampersands and single quotes only.
+ */
+ return apply_filters( 'clean_url', $good_protocol_url, $original_url, $_context );
}
/**
@@ -2704,6 +2982,17 @@ function esc_js( $text ) {
$safe_text = preg_replace( '/(x)?0*(?(1)27|39);?/i', "'", stripslashes( $safe_text ) );
$safe_text = str_replace( "\r", '', $safe_text );
$safe_text = str_replace( "\n", '\\n', addslashes( $safe_text ) );
+ /**
+ * Filter a string cleaned and escaped for output in JavaScript.
+ *
+ * Text passed to esc_js() is stripped of invalid or special characters,
+ * and properly slashed for output.
+ *
+ * @since 2.0.6
+ *
+ * @param string $safe_text The text after it has been escaped.
+ * @param string $text The text prior to being escaped.
+ */
return apply_filters( 'js_escape', $safe_text, $text );
}
@@ -2718,6 +3007,17 @@ function esc_js( $text ) {
function esc_html( $text ) {
$safe_text = wp_check_invalid_utf8( $text );
$safe_text = _wp_specialchars( $safe_text, ENT_QUOTES );
+ /**
+ * Filter a string cleaned and escaped for output in HTML.
+ *
+ * Text passed to esc_html() is stripped of invalid or special characters
+ * before output.
+ *
+ * @since 2.8.0
+ *
+ * @param string $safe_text The text after it has been escaped.
+ * @param string $text The text prior to being escaped.
+ */
return apply_filters( 'esc_html', $safe_text, $text );
}
@@ -2732,6 +3032,17 @@ function esc_html( $text ) {
function esc_attr( $text ) {
$safe_text = wp_check_invalid_utf8( $text );
$safe_text = _wp_specialchars( $safe_text, ENT_QUOTES );
+ /**
+ * Filter a string cleaned and escaped for output in an HTML attribute.
+ *
+ * Text passed to esc_attr() is stripped of invalid or special characters
+ * before output.
+ *
+ * @since 2.0.6
+ *
+ * @param string $safe_text The text after it has been escaped.
+ * @param string $text The text prior to being escaped.
+ */
return apply_filters( 'attribute_escape', $safe_text, $text );
}
@@ -2745,6 +3056,14 @@ function esc_attr( $text ) {
*/
function esc_textarea( $text ) {
$safe_text = htmlspecialchars( $text, ENT_QUOTES, get_option( 'blog_charset' ) );
+ /**
+ * Filter a string cleaned and escaped for output in a textarea element.
+ *
+ * @since 3.1.0
+ *
+ * @param string $safe_text The text after it has been escaped.
+ * @param string $text The text prior to being escaped.
+ */
return apply_filters( 'esc_textarea', $safe_text, $text );
}
@@ -2758,7 +3077,15 @@ function esc_textarea( $text ) {
*/
function tag_escape($tag_name) {
$safe_tag = strtolower( preg_replace('/[^a-zA-Z0-9_:]/', '', $tag_name) );
- return apply_filters('tag_escape', $safe_tag, $tag_name);
+ /**
+ * Filter a string cleaned and escaped for output as an HTML tag.
+ *
+ * @since 2.8.0
+ *
+ * @param string $safe_tag The tag name after it has been escaped.
+ * @param string $tag_name The text before it was escaped.
+ */
+ return apply_filters( 'tag_escape', $safe_tag, $tag_name );
}
/**
@@ -2964,7 +3291,15 @@ function sanitize_option($option, $value) {
break;
}
- $value = apply_filters("sanitize_option_{$option}", $value, $option);
+ /**
+ * Filter an option value following sanitization.
+ *
+ * @since 2.3.0
+ *
+ * @param string $value The sanitized option value.
+ * @param string $option The option name.
+ */
+ $value = apply_filters( "sanitize_option_{$option}", $value, $option );
return $value;
}
@@ -2976,7 +3311,6 @@ function sanitize_option($option, $value) {
* {@link http://www.php.net/magic_quotes magic_quotes_gpc} is on.
*
* @since 2.2.1
- * @uses apply_filters() for the 'wp_parse_str' filter.
*
* @param string $string The string to be parsed.
* @param array $array Variables will be stored in this array.
@@ -2985,6 +3319,13 @@ function wp_parse_str( $string, &$array ) {
parse_str( $string, $array );
if ( get_magic_quotes_gpc() )
$array = stripslashes_deep( $array );
+ /**
+ * Filter the array of variables derived from a parsed string.
+ *
+ * @since 2.3.0
+ *
+ * @param array $array The array populated with variables.
+ */
$array = apply_filters( 'wp_parse_str', $array );
}
@@ -3065,7 +3406,16 @@ function wp_sprintf( $pattern ) {
$arg = isset($args[$arg_index]) ? $args[$arg_index] : '';
}
- // Apply filters OR sprintf
+ /**
+ * Filter a fragment from the pattern passed to wp_sprintf().
+ *
+ * If the fragment is unchanged, then sprintf() will be run on the fragment.
+ *
+ * @since 2.5.0
+ *
+ * @param string $fragment A fragment from the pattern.
+ * @param string $arg The argument.
+ */
$_fragment = apply_filters( 'wp_sprintf', $fragment, $arg );
if ( $_fragment != $fragment )
$fragment = $_fragment;
@@ -3102,15 +3452,25 @@ function wp_sprintf_l($pattern, $args) {
if ( empty($args) )
return '';
- // Translate and filter the delimiter set (avoid ampersands and entities here)
- $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 '),
- ));
+ /**
+ * 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.
+ *
+ * @since 2.5.0
+ *
+ * @param array $delimiters An array of translated delimiters.
+ */
+ $l = apply_filters( 'wp_sprintf_l', array(
+ /* 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;
$result = array_shift($args);
@@ -3213,7 +3573,7 @@ function links_add_target( $content, $target = '_blank', $tags = array('a') ) {
global $_links_add_target;
$_links_add_target = $target;
$tags = implode('|', (array)$tags);
- return preg_replace_callback( "!<($tags)(.+?)>!i", '_links_add_target', $content );
+ return preg_replace_callback( "!<($tags)([^>]*)>!i", '_links_add_target', $content );
}
/**
@@ -3228,7 +3588,7 @@ function links_add_target( $content, $target = '_blank', $tags = array('a') ) {
function _links_add_target( $m ) {
global $_links_add_target;
$tag = $m[1];
- $link = preg_replace('|(target=([\'"])(.*?)\2)|i', '', $m[2]);
+ $link = preg_replace('|( target=([\'"])(.*?)\2)|i', '', $m[2]);
return '<' . $tag . $link . ' target="' . esc_attr( $_links_add_target ) . '">';
}
@@ -3250,6 +3610,10 @@ function normalize_whitespace( $str ) {
/**
* Properly strip all HTML tags including script and style
*
+ * This differs from strip_tags() because it removes the contents of
+ * the ' )
+ * will return 'something'. wp_strip_all_tags will return ''
+ *
* @since 2.9.0
*
* @param string $string String containing HTML tags
@@ -3302,7 +3666,15 @@ function sanitize_text_field($str) {
$filtered = trim( preg_replace('/ +/', ' ', $filtered) );
}
- return apply_filters('sanitize_text_field', $filtered, $str);
+ /**
+ * Filter a sanitized text field string.
+ *
+ * @since 2.9.0
+ *
+ * @param string $filtered The sanitized string.
+ * @param string $str The string prior to being sanitized.
+ */
+ return apply_filters( 'sanitize_text_field', $filtered, $str );
}
/**
@@ -3327,7 +3699,8 @@ function wp_basename( $path, $suffix = '' ) {
*/
function capital_P_dangit( $text ) {
// Simple replacement for titles
- if ( 'the_title' === current_filter() )
+ $current_filter = current_filter();
+ if ( 'the_title' === $current_filter || 'wp_title' === $current_filter )
return str_replace( 'Wordpress', 'WordPress', $text );
// Still here? Use the more judicious replacement
static $dblq = false;
@@ -3350,6 +3723,14 @@ function capital_P_dangit( $text ) {
*/
function sanitize_mime_type( $mime_type ) {
$sani_mime_type = preg_replace( '/[^-+*.a-zA-Z0-9\/]/', '', $mime_type );
+ /**
+ * Filter a mime type following sanitization.
+ *
+ * @since 3.1.3
+ *
+ * @param string $sani_mime_type The sanitized mime type.
+ * @param string $mime_type The mime type prior to sanitization.
+ */
return apply_filters( 'sanitize_mime_type', $sani_mime_type, $mime_type );
}
@@ -3369,6 +3750,17 @@ function sanitize_trackback_urls( $to_ping ) {
}
$urls_to_ping = array_map( 'esc_url_raw', $urls_to_ping );
$urls_to_ping = implode( "\n", $urls_to_ping );
+ /**
+ * Filter a list of trackback URLs following sanitization.
+ *
+ * The string returned here consists of a space or carriage return-delimited list
+ * of trackback URLs.
+ *
+ * @since 3.4.0
+ *
+ * @param string $urls_to_ping Sanitized space or carriage return separated URLs.
+ * @param string $to_ping Space or carriage return separated URLs before sanitization.
+ */
return apply_filters( 'sanitize_trackback_urls', $urls_to_ping, $to_ping );
}
@@ -3423,11 +3815,13 @@ function wp_unslash( $value ) {
* @return string The found URL.
*/
function get_url_in_content( $content ) {
- if ( empty( $content ) )
- return '';
+ if ( empty( $content ) ) {
+ return false;
+ }
- if ( preg_match( '/]*?href=([\'"])(.+?)\1/is', $content, $matches ) )
+ if ( preg_match( '/]*?href=([\'"])(.+?)\1/is', $content, $matches ) ) {
return esc_url_raw( $matches[2] );
+ }
return false;
}