diff --git a/wp-includes/formatting.php b/wp-includes/formatting.php index d55a6bd538..c879d1a937 100644 --- a/wp-includes/formatting.php +++ b/wp-includes/formatting.php @@ -1,8 +1,8 @@ * ’cause today’s effort makes it worth tomorrow’s “holiday”… * - * Code within certain html blocks are skipped. + * Code within certain html blocks are skipped. * * @since 0.71 * @uses $wp_cockneyreplace Array of formatted entities for certain common phrases @@ -76,13 +76,14 @@ function wptexturize($text) { } /** - * Accepts matches array from preg_replace_callback in wpautop() or a string + * Accepts matches array from preg_replace_callback in wpautop() or a string. * - * Ensures that the contents of a <
>...<
> HTML block are not converted into paragraphs or line-breaks. + * Ensures that the contents of a <
>...<
> HTML block are not + * converted into paragraphs or line-breaks. * * @since 1.2.0 * - * @param array|string $matches The array or string + * @param array|string $matches The array or string * @return string The pre block without paragraph/line-break conversion. */ function clean_pre($matches) { @@ -99,18 +100,18 @@ function clean_pre($matches) { } /** - * Replaces double line-breaks with paragraph elements + * 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'. - * + * 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 int|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. + * @param int|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 = 1) { $pee = $pee . "\n"; // just to make things a little easier, pad the end @@ -179,19 +180,19 @@ function seems_utf8($Str) { # by bmorel at ssi dot fr } /** - * Converts a number of special characters into their HTML entities + * Converts a number of special characters into their HTML entities. * - * Differs from htmlspecialchars as existing HTML entities will not be encoded. Specificically - * changes: & to &, < to < and > to >. + * Differs from htmlspecialchars as existing HTML entities will not be encoded. + * Specificically changes: & to &, < to < and > to >. * - * $quotes can be set to 'single' to encode ' to ', 'double' to encode " to ", or '1' to do both. - * Default is 0 where no quotes are encoded. + * $quotes can be set to 'single' to encode ' to ', 'double' to encode " to + * ", or '1' to do both. Default is 0 where no quotes are encoded. * * @since 1.2.2 * - * @param string $text The text which is to be encoded - * @param mixed $quotes Optional. Converts single quotes if set to 'single', double if set to 'double' or both if otherwise set. Default 0. - * @return string The encoded text with HTML entities. + * @param string $text The text which is to be encoded. + * @param mixed $quotes Optional. Converts single quotes if set to 'single', double if set to 'double' or both if otherwise set. Default 0. + * @return string The encoded text with HTML entities. */ function wp_specialchars( $text, $quotes = 0 ) { // Like htmlspecialchars except don't double-encode HTML entities @@ -264,14 +265,14 @@ function utf8_uri_encode( $utf8_string, $length = 0 ) { } /** - * Replaces accents in a string + * Replaces accents in a string. * * {@internal Missing Long Description}} * * @since 1.2.1 * * @param string $string The text to be filtered. - * @return string Filtered string with replaced "nice" characters + * @return string Filtered string with replaced "nice" characters. */ function remove_accents($string) { if ( !preg_match('/[\x80-\xff]/', $string) ) @@ -404,14 +405,14 @@ function remove_accents($string) { } /** - * Filters certain characters from the file name. + * Filters certain characters from the file name. * * {@internal Missing Long Description}} * * @since 2.1.0 * - * @param string $name The string to be sanitized - * @return string Sanitized string + * @param string $name The string to be sanitized. + * @return string Sanitized string. */ function sanitize_file_name( $name ) { // Like sanitize_title, but with periods $name = strtolower( $name ); @@ -426,15 +427,16 @@ function sanitize_file_name( $name ) { // Like sanitize_title, but with periods } /** - * Removes characters from the username + * Removes characters from the username. * - * If $strict is true, only alphanumeric characters (as well as _, space, ., -, @) are returned. + * If $strict is true, only alphanumeric characters (as well as _, space, ., -, + * @) are returned. * * @since 2.0.0 * - * @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. + * @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; @@ -454,16 +456,17 @@ function sanitize_user( $username, $strict = false ) { } /** - * Returns a string which has been sanitized. + * Returns a string which has been sanitized. * - * 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. + * 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. + * @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 = '') { $title = strip_tags($title); @@ -476,14 +479,14 @@ function sanitize_title($title, $fallback_title = '') { } /** - * Replaces the string with safe characters. Whitespace becomes a dash. + * Replaces the string with safe characters. Whitespace becomes a dash. * - * Limits the output to alphanumeric characters, underscore (_) and dash (-). + * Limits the output to alphanumeric characters, underscore (_) and dash (-). * * @since 1.2.0 * - * @param string $title The title to be sanitized - * @return string The sanitized title + * @param string $title The title to be sanitized. + * @return string The sanitized title. */ function sanitize_title_with_dashes($title) { $title = strip_tags($title); @@ -513,13 +516,14 @@ function sanitize_title_with_dashes($title) { } /** - * Ensures a string is a valid SQL order by clause. + * Ensures a string is a valid SQL order by clause. * - * Accepts one or more columns, with or without ASC/DESC, and also accepts RAND() + * Accepts one or more columns, with or without ASC/DESC, and also accepts + * RAND(). * * @since 2.5.1 * - * @param string $orderby Order by string to be checked + * @param string $orderby Order by string to be checked. * @return string|false Returns the order by clause if it is a match, false otherwise. */ function sanitize_sql_orderby( $orderby ){ @@ -530,15 +534,16 @@ function sanitize_sql_orderby( $orderby ){ } /** - * Converts a number of characters from a string + * Converts a number of characters from a string. * - * Metadata tags <> and <<category>> are removed, <<br>> and <<hr>> are converted into correct - * XHTML and Unicode characters are converted to the valid range. + * Metadata tags <<title>> and <<category>> are removed, <<br>> and <<hr>> are + * converted into correct XHTML and Unicode characters are converted to the + * valid range. * * @since 0.71 * - * @param string $content String of characters to be converted - * @param string $deprecated Not used + * @param string $content String of characters to be converted. + * @param string $deprecated Not used. * @return string Converted string. */ function convert_chars($content, $deprecated = '') { @@ -596,7 +601,7 @@ function convert_chars($content, $deprecated = '') { } /** - * Fixes javascript bugs in browsers. + * Fixes javascript bugs in browsers. * * {@internal Missing Long Description}} * @@ -604,8 +609,8 @@ function convert_chars($content, $deprecated = '') { * @uses $is_macIE * @uses $is_winIE * - * @param string $text Text to be made safe - * @return string Fixed text + * @param string $text Text to be made safe. + * @return string Fixed text. */ function funky_javascript_fix($text) { // Fixes for browsers' javascript bugs @@ -651,8 +656,8 @@ function balanceTags( $text, $force = false ) { * Added Cleaning Hooks * 1.0 First Version * - * @param string $text Text to be balanced - * @return string Balanced text + * @param string $text Text to be balanced. + * @return string Balanced text. */ function force_balance_tags( $text ) { $tagstack = array(); $stacksize = 0; $tagqueue = ''; $newtext = ''; @@ -754,17 +759,17 @@ function force_balance_tags( $text ) { } /** - * Acts on text which is about to be edited + * 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. + * 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. + * @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', $content); @@ -781,7 +786,7 @@ function format_to_edit($content, $richedit = false) { * @since 0.71 * * @param string $content The text to pass through the filter. - * @return string Text returned from the 'format_to_post' filter. + * @return string Text returned from the 'format_to_post' filter. */ function format_to_post($content) { $content = apply_filters('format_to_post', $content); @@ -789,7 +794,7 @@ function format_to_post($content) { } /** - * Add leading zeros when necessary + * Add leading zeros when necessary. * * {@internal Missing Long Description}} * @@ -820,51 +825,49 @@ function backslashit($string) { } /** - * Appends a trailing slash + * 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 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. + * 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 + * @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 + * @param string $string What to add the trailing slash to. + * @return string String with trailing slash added. */ function trailingslashit($string) { return untrailingslashit($string) . '/'; } /** - * Removes trailing slash if it exists + * 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. + * 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 $string What to remove the trailing slash from. + * @return string String without the trailing slash. */ function untrailingslashit($string) { return rtrim($string, '/'); } /** - * addslashes_gpc() - {@internal Missing Short Description}} + * Adds slashes to escape strings. * - * {@internal Missing Long Description}} + * Slashes will first be removed if magic_quotes_gpc is set, + * see {@link http://www.php.net/magic_quotes} for more details. * * @since 0.71 * - * @param unknown_type $gpc - * @return unknown + * @param string $gpc The string returned from HTTP request data. + * @return string Returns a string escaped with slashes. */ function addslashes_gpc($gpc) { global $wpdb; @@ -877,14 +880,16 @@ function addslashes_gpc($gpc) { } /** - * stripslashes_deep() - {@internal Missing Short Description}} + * Navigates through an array and removes slashes from the values. * - * {@internal Missing Long Description}} + * 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 unknown_type $value - * @return unknown + * @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) ? @@ -895,14 +900,15 @@ function stripslashes_deep($value) { } /** - * urlencode_deep() - {@internal Missing Short Description}} + * Navigates through an array and encodes the values to be used in a URL. * - * {@internal Missing Long Description}} + * Uses a callback to pass the value of the array back to the function as a + * string. * * @since 2.2.0 * - * @param unknown_type $value - * @return unknown + * @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) ? @@ -945,7 +951,7 @@ function antispambot($emailaddy, $mailto=0) { * * {@internal Missing Long Description}} * - * @since 2.5 + * @since 2.5.0 * @access private * * @param unknown_type $matches @@ -970,7 +976,7 @@ function _make_url_clickable_cb($matches) { * * {@internal Missing Long Description}} * - * @since 2.5 + * @since 2.5.0 * @access private * * @param unknown_type $matches @@ -996,7 +1002,7 @@ function _make_web_ftp_clickable_cb($matches) { * * {@internal Missing Long Description}} * - * @since 2.5 + * @since 2.5.0 * @access private * * @param unknown_type $matches @@ -1096,14 +1102,14 @@ function convert_smilies($text) { } /** - * is_email() - {@internal Missing Short Description}} + * Checks to see if the text is a valid email address. * * {@internal Missing Long Description}} * * @since 0.71 * - * @param unknown_type $user_email - * @return unknown + * @param string $user_email The email address to be checked. + * @return bool Returns true if valid, otherwise false. */ function is_email($user_email) { $chars = "/^([a-z0-9+_]|\\-|\\.)+@(([a-z0-9_]|\\-)+\\.)+[a-z]{2,6}\$/i"; @@ -1141,17 +1147,17 @@ function wp_iso_descrambler($string) { } /** - * get_gmt_from_date() - Give it a date, it will give you the same date as GMT + * Returns a date in the GMT equivalent. * - * {@internal Missing Long Description}} + * Requires and returns a date in the Y-m-d H:i:s format. + * Simply subtracts the value of gmt_offset. * * @since 1.2.0 * - * @param unknown_type $string - * @return unknown + * @param string $string The date to be converted. + * @return string GMT version of the date provided. */ function get_gmt_from_date($string) { - // note: this only substracts $time_difference from the given date preg_match('#([0-9]{1,4})-([0-9]{1,2})-([0-9]{1,2}) ([0-9]{1,2}):([0-9]{1,2}):([0-9]{1,2})#', $string, $matches); $string_time = gmmktime($matches[4], $matches[5], $matches[6], $matches[2], $matches[3], $matches[1]); $string_gmt = gmdate('Y-m-d H:i:s', $string_time - get_option('gmt_offset') * 3600); @@ -1159,17 +1165,17 @@ function get_gmt_from_date($string) { } /** - * get_date_from_gmt() - Give it a GMT date, it will give you the same date with $time_difference added + * Converts a GMT date into the correct format for the blog. * - * {@internal Missing Long Description}} + * Requires and returns in the Y-m-d H:i:s format. Simply + * adds the value of gmt_offset. * * @since 1.2.0 * - * @param unknown_type $string - * @return unknown + * @param string $string The date to be converted. + * @return string Formatted date relative to the GMT offset. */ function get_date_from_gmt($string) { - // note: this only adds $time_difference to the given date preg_match('#([0-9]{1,4})-([0-9]{1,2})-([0-9]{1,2}) ([0-9]{1,2}):([0-9]{1,2}):([0-9]{1,2})#', $string, $matches); $string_time = gmmktime($matches[4], $matches[5], $matches[6], $matches[2], $matches[3], $matches[1]); $string_localtime = gmdate('Y-m-d H:i:s', $string_time + get_option('gmt_offset')*3600); @@ -1177,14 +1183,14 @@ function get_date_from_gmt($string) { } /** - * iso8601_timezone_to_offset() - Computes an offset in seconds from an iso8601 timezone + * Computes an offset in seconds from an iso8601 timezone. * * {@internal Missing Long Description}} * * @since 1.5.0 * - * @param unknown_type $timezone - * @return unknown + * @param string $timezone Either 'Z' for 0 offset or '±hhmm'. + * @return int|float The offset in seconds. */ function iso8601_timezone_to_offset($timezone) { // $timezone is either 'Z' or '[+|-]hhmm' @@ -1200,15 +1206,15 @@ function iso8601_timezone_to_offset($timezone) { } /** - * iso8601_to_datetime() - Converts an iso8601 date to MySQL DateTime format used by post_date[_gmt] + * Converts an iso8601 date to MySQL DateTime format used by post_date[_gmt]. * * {@internal Missing Long Description}} * * @since 1.5.0 * - * @param unknown_type $date_string - * @param unknown_type $timezone - * @return unknown + * @param string $date_string Date and time in ISO 8601 format {@link http://en.wikipedia.org/wiki/ISO_8601}. + * @param unknown_type $timezone Optional. If set to GMT returns the time minus gmt_offset. Default USER. + * @return string The date and time in MySQL DateTime format - Y-m-d H:i:s. */ function iso8601_to_datetime($date_string, $timezone = USER) { if ($timezone == GMT) { @@ -1232,17 +1238,16 @@ function iso8601_to_datetime($date_string, $timezone = USER) { } /** - * Adds a element attributes to open links in new windows + * Adds a element attributes to open links in new windows. * - * Comment text in popup windows should be filtered through this. Right - * now it's a moderately dumb function, ideally it would detect whether - * a target or rel attribute was already there and adjust its actions - * accordingly. + * Comment text in popup windows should be filtered through this. Right now it's + * a moderately dumb function, ideally it would detect whether a target or rel + * attribute was already there and adjust its actions accordingly. * * @since 0.71 * - * @param string $text Content to replace links to open in a new window - * @return string Content that has filtered links + * @param string $text Content to replace links to open in a new window. + * @return string Content that has filtered links. */ function popuplinks($text) { $text = preg_replace('/<a (.+?)>/i', "<a $1 target='_blank' rel='external'>", $text); @@ -1250,27 +1255,28 @@ function popuplinks($text) { } /** - * Strips out all characters that are not allowable in an 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 + * @param string $email Email address to filter. + * @return string Filtered email address. */ function sanitize_email($email) { return preg_replace('/[^a-z0-9+_.@-]/i', '', $email); } /** - * human_time_diff() - {@internal Missing Short Description}} + * Determines the difference between two timestamps. * - * {@internal Missing Long Description}} + * The difference is returned in a human readable format such as + * "1 hour", "5 mins", "2 days". * * @since 1.5.0 * - * @param unknown_type $from - * @param unknown_type $to - * @return unknown + * @param int $from Unix timestamp from which the difference begins. + * @param int $to Optional. Unix timestamp to end the time difference. Default becomes time() if not set. + * @return string Human readable time difference. */ function human_time_diff( $from, $to = '' ) { if ( empty($to) ) @@ -1299,14 +1305,14 @@ function human_time_diff( $from, $to = '' ) { } /** - * wp_trim_excerpt() - {@internal Missing Short Description}} + * Generates an excerpt from the content if needed. * * {@internal Missing Long Description}} * * @since 1.5.0 * - * @param unknown_type $text - * @return unknown + * @param string $text The exerpt. If set to empty an excerpt is generated. + * @return string The excerpt. */ function wp_trim_excerpt($text) { // Fakes an excerpt if needed if ( '' == $text ) { @@ -1329,14 +1335,14 @@ function wp_trim_excerpt($text) { // Fakes an excerpt if needed } /** - * ent2ncr() - {@internal Missing Short Description}} + * Converts named entities into numbered entities. * * {@internal Missing Long Description}} * * @since 1.5.1 * - * @param unknown_type $text - * @return unknown + * @param string $text The text within which entities will be converted. + * @return string Text with converted entities. */ function ent2ncr($text) { $to_ncr = array( @@ -1603,14 +1609,15 @@ function ent2ncr($text) { } /** - * wp_richedit_pre() - {@internal Missing Short Description}} + * Formats text for the rich text editor and applies filter. * - * {@internal Missing Long Description}} + * The filter 'richedit_pre' is applied here. If $text is empty + * the filter will be applied to an empty string. * * @since 2.0.0 * - * @param unknown_type $text - * @return unknown + * @param string $text The text to be formatted. + * @return string The formatted text after filter is applied. */ function wp_richedit_pre($text) { // Filtering a blank results in an annoying <br />\n @@ -1623,6 +1630,17 @@ function wp_richedit_pre($text) { return apply_filters('richedit_pre', $output); } +/** + * Formats text for the HTML editor and applies a filter. + * + * Unless $output is empty it will pass through htmlspecialchars + * before the 'htmledit_pre' filter is applied. + * + * @since unknown + * + * @param string $output The text to be formatted. + * @return string Formatted text after filter applied. + */ function wp_htmledit_pre($output) { if ( !empty($output) ) $output = htmlspecialchars($output, ENT_NOQUOTES); // convert only < > & @@ -1631,16 +1649,21 @@ function wp_htmledit_pre($output) { } /** - * clean_url() - {@internal Missing Short Description}} + * Checks and cleans a URL. * - * {@internal Missing Long Description}} + * A number of characters are removed from the URL. If the URL is + * for displaying (the default behaviour) amperstands are also replaced. + * The 'clean_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 unknown_type $url - * @param unknown_type $protocols - * @param unknown_type $context - * @return unknown + * @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; @@ -1658,7 +1681,7 @@ function clean_url( $url, $protocols = null, $context = 'display' ) { substr( $url, 0, 1 ) != '/' && !preg_match('/^[a-z0-9-]+?\.php/i', $url) ) $url = 'http://' . $url; - // Replace ampersands ony when displaying. + // Replace ampersands only when displaying. if ( 'display' == $context ) $url = preg_replace('/&([^#])(?![a-z]{2,8};)/', '&$1', $url); @@ -1671,22 +1694,22 @@ function clean_url( $url, $protocols = null, $context = 'display' ) { } /** - * sanitize_url() - {@internal Missing Short Description}} + * Performs clean_url() for database usage. * - * {@internal Missing Long Description}} + * @see clean_url() * * @since 2.3.1 * - * @param unknown_type $url - * @param unknown_type $protocols - * @return unknown + * @param string $url The URL to be cleaned. + * @param array $protocols An array of acceptable protocols. + * @return string The cleaned URL. */ function sanitize_url( $url, $protocols = null ) { return clean_url( $url, $protocols, 'db' ); } /** - * Convert entities, while preserving already-encoded entities + * Convert entities, while preserving already-encoded entities. * * {@internal Missing Long Description}} * @@ -1694,8 +1717,8 @@ function sanitize_url( $url, $protocols = null ) { * * @since 1.2.2 * - * @param unknown_type $myHTML - * @return unknown + * @param string $myHTML The text to be converted. + * @return string Converted text. */ function htmlentities2($myHTML) { $translation_table = get_html_translation_table( HTML_ENTITIES, ENT_QUOTES ); @@ -1704,14 +1727,14 @@ function htmlentities2($myHTML) { } /** - * Escape single quotes, specialchar double quotes, and fix line endings + * Escape single quotes, specialchar double quotes, and fix line endings. * - * {@internal Missing Long Description}} + * The filter 'js_escape' is also applied here. * * @since 2.0.4 * - * @param string $text - * @return unknown + * @param string $text The text to be escaped. + * @return string Escaped text. */ function js_escape($text) { $safe_text = wp_specialchars($text, 'double'); @@ -1720,32 +1743,68 @@ function js_escape($text) { return apply_filters('js_escape', $safe_text, $text); } -// Escaping for HTML attributes +/** + * Escaping for HTML attributes. + * + * @since unknown + * + * @param string $text + * @return string + */ function attribute_escape($text) { $safe_text = wp_specialchars($text, true); return apply_filters('attribute_escape', $safe_text, $text); } -// Escape a HTML tag name +/** + * Escape a HTML tag name. + * + * @since unknown + * + * @param string $tag_name + * @return string + */ function tag_escape($tag_name) { $safe_tag = strtolower( preg_replace('[^a-zA-Z_:]', '', $tag_name) ); return apply_filters('tag_escape', $safe_tag, $tag_name); } /** - * Escapes text for SQL LIKE special characters % and _ + * Escapes text for SQL LIKE special characters % and _. * - * @param string text the text to be escaped - * @return string text, safe for inclusion in LIKE query + * @since unknown + * + * @param string $text The text to be escaped. + * @return string text, safe for inclusion in LIKE query. */ function like_escape($text) { return str_replace(array("%", "_"), array("\\%", "\\_"), $text); } +/** + * {@internal Missing Short Description}} + * + * @since unknown + * + * @param string $link + * @return string + */ function wp_make_link_relative( $link ) { return preg_replace('|https?://[^/]+(/.*)|i', '$1', $link ); } +/** + * Sanitises various option values based on the nature of the option. + * + * This is basically a switch statement which will pass $value through + * a number of functions depending on the $option. + * + * @since 2.0.5 + * + * @param string $option The name of the option. + * @param string $value The unsanitised value. + * @return string Sanitized value. + */ function sanitize_option($option, $value) { // Remember to call stripslashes! switch ($option) { @@ -1821,28 +1880,48 @@ function sanitize_option($option, $value) { // Remember to call stripslashes! } /** - * wp_parse_str() - {@internal Missing Short Description}} + * Parses a string into variables to be stored in an array. * - * {@internal Missing Long Description}} + * Uses {@link http://www.php.net/parse_str parse_str()} and stripslashes + * if {@link http://www.php.net/magic_quotes magic_quotes_gpc} is on. * * @since 2.2.1 - * @uses apply_filters() + * @uses apply_filters() for the 'wp_parse_str' filter. * - * @param string $string - * @param array $array + * @param string $string The string to be parsed. + * @param array $array Variables will be stored in this array. */ function wp_parse_str( $string, &$array ) { parse_str( $string, $array ); if ( get_magic_quotes_gpc() ) - $array = stripslashes_deep( $array ); // parse_str() adds slashes if magicquotes is on. See: http://php.net/parse_str + $array = stripslashes_deep( $array ); $array = apply_filters( 'wp_parse_str', $array ); } -// Convert lone less than signs. KSES already converts lone greater than signs. +/** + * Convert lone less than signs. + * + * KSES already converts lone greater than signs. + * + * @uses wp_pre_kses_less_than_callback in the callback function. + * @since unknown + * + * @param string $text Text to be converted. + * @return string Converted text. + */ function wp_pre_kses_less_than( $text ) { return preg_replace_callback('%<[^>]*?((?=<)|>|$)%', 'wp_pre_kses_less_than_callback', $text); } +/** + * Callback function used by preg_replace. + * + * @since unknown + * @uses wp_specialchars to format the $matches text. + * + * @param array $matches Populated by matches to preg_replace. + * @return string The text returned after wp_specialchars if needed. + */ function wp_pre_kses_less_than_callback( $matches ) { if ( false === strpos($matches[0], '>') ) return wp_specialchars($matches[0]); @@ -1850,7 +1929,14 @@ function wp_pre_kses_less_than_callback( $matches ) { } /** - * wp_sprintf() - sprintf() with filters + * WordPress implementation of PHP sprintf() with filters. + * + * @since unknown + * @link http://www.php.net/sprintf + * + * @param string $pattern The string which formatted args are inserted. + * @param mixed $args,... Arguments to be formatted into the $pattern string. + * @return string The formatted string. */ function wp_sprintf( $pattern ) { $args = func_get_args( ); @@ -1905,7 +1991,9 @@ function wp_sprintf( $pattern ) { } /** - * wp_sprintf_l - List specifier %l for wp_sprintf + * List specifier %l for wp_sprintf. + * + * @since unknown * * @param unknown_type $pattern * @param unknown_type $args @@ -1943,14 +2031,15 @@ function wp_sprintf_l($pattern, $args) { } /** - * Safely extracts not more than the first $count characters from html string + * Safely extracts not more than the first $count characters from html string. * - * UTF-8, tags and entities safe prefix extraction. Entities inside will *NOT* be - * counted as one character. For example & will be counted as 4, < as 3, etc. + * UTF-8, tags and entities safe prefix extraction. Entities inside will *NOT* + * be counted as one character. For example & will be counted as 4, < as + * 3, etc. * - * @param integer $str String to get the excerpt from - * @param integer $count Maximum number of characters to take - * @return string the excerpt + * @param integer $str String to get the excerpt from. + * @param integer $count Maximum number of characters to take. + * @return string The excerpt. */ function wp_html_excerpt( $str, $count ) { $str = strip_tags( $str ); @@ -1969,10 +2058,10 @@ function wp_html_excerpt( $str, $count ) { * @package WordPress * @since 2.7 * - * @param string $content String to search for links in - * @param string $base The base URL to prefix to links + * @param string $content String to search for links in. + * @param string $base The base URL to prefix to links. * @param array $attrs The attributes which should be processed. - * @eaturn string The processed content. + * @return string The processed content. */ function links_add_base_url( $content, $base, $attrs = array('src', 'href') ) { $attrs = implode('|', (array)$attrs); @@ -1988,10 +2077,9 @@ function links_add_base_url( $content, $base, $attrs = array('src', 'href') ) { * @package WordPress * @since 2.7 * - * @internal - * @param string $m The matched link - * @param string $base The base URL to prefix to links - * @eaturn string The processed link + * @param string $m The matched link. + * @param string $base The base URL to prefix to links. + * @return string The processed link. */ function _links_add_base($m, $base) { //1 = attribute name 2 = quotation mark 3 = URL @@ -2012,10 +2100,10 @@ function _links_add_base($m, $base) { * @package WordPress * @since 2.7 * - * @param string $content String to search for links in - * @param string $target The Target to add to the links + * @param string $content String to search for links in. + * @param string $target The Target to add to the links. * @param array $tags An array of tags to apply to. - * @eaturn string The processed content. + * @return string The processed content. */ function links_add_target( $content, $target = '_blank', $tags = array('a') ) { $tags = implode('|', (array)$tags); @@ -2024,16 +2112,15 @@ function links_add_target( $content, $target = '_blank', $tags = array('a') ) { $content); } /** - * Callback to add a target attribute to all links in passed content + * Callback to add a target attribute to all links in passed content. * * * @package WordPress * @since 2.7 * - * @internal - * @param string $m The matched link - * @param string $target The Target to add to the links - * @eaturn string The processed link. + * @param string $m The matched link. + * @param string $target The Target to add to the links. + * @return string The processed link. */ function _links_add_target( $m, $target ) { $tag = $m[1];