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PHP Cross Reference of BackPress |
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Main BackPress Formatting API.based on wp-includes/formatting.php Handles many functions for formatting output. Excluded functions are indicated in comments
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| wptexturize($text) X-Ref |
| 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> ’cause today’s effort makes it worth tomorrow’s “holiday”… </code> Code within certain html blocks are skipped. param: string $text The text to be formatted return: string The string replaced with html entities since: 0.71 |
| _wptexturize_pushpop_element($text, &$stack, $disabled_elements, $opening = '<', $closing = '>') X-Ref |
| Search for disabled element tags. Push element to stack on tag open and pop on tag close. Assumes first character of $text is tag opening. param: string $text Text to check. First character is assumed to be $opening param: array $stack Array used as stack of opened tag elements param: string $disabled_elements Tags to match against formatted as regexp sub-expression param: string $opening Tag opening character, assumed to be 1 character long param: string $opening Tag closing character return: object since: 2.9.0 |
| clean_pre($matches) X-Ref |
| 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. param: array|string $matches The array or string return: string The pre block without paragraph/line-break conversion. since: 1.2.0 |
| seems_utf8($str) X-Ref |
| 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) param: string $str The string to be checked return: bool True if $str fits a UTF-8 model, false otherwise. since: 1.2.1 |
| _wp_specialchars( $string, $quote_style = ENT_NOQUOTES, $charset = false, $double_encode = false ) X-Ref |
| 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 ", or ENT_QUOTES to do both. Default is ENT_NOQUOTES where no quotes are encoded. 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 to encode existing html entities. Default is false. return: string The encoded text with HTML entities. since: 1.2.2 |
| wp_specialchars_decode( $string, $quote_style = ENT_NOQUOTES ) X-Ref |
| 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. 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. since: 2.8 |
| wp_check_invalid_utf8( $string, $strip = false ) X-Ref |
| Checks for invalid UTF8 in a string. 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. since: 2.8 |
| utf8_uri_encode( $utf8_string, $length = 0 ) X-Ref |
| Encode the Unicode values to be used in the URI. param: string $utf8_string param: int $length Max length of the string return: string String with Unicode encoded for URI. since: 1.5.0 |
| remove_accents($string) X-Ref |
| Converts all accent characters to ASCII characters. If there are no accent characters, then the string given is just returned. param: string $string Text that might have accent characters return: string Filtered string with replaced "nice" characters. since: 1.2.1 |
| sanitize_user( $username, $strict = false ) X-Ref |
| Sanitize username stripping out unsafe characters. Removes tags, octets, entities, and if strict is enabled, will only keep alphanumeric, _, space, ., -, @. After sanitizing, it passes the username, raw username (the username in the parameter), and the value of $strict as parameters for the 'sanitize_user' filter. 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. since: 2.0.0 |
| sanitize_key( $key ) X-Ref |
| Sanitize a string key. Keys are used as internal identifiers. Lowercase alphanumeric characters, dashes and underscores are allowed. param: string $key String key return: string Sanitized key since: 3.0.0 |
| sanitize_title($title, $fallback_title = '', $context = 'save') X-Ref |
| 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. param: string $title The string to be sanitized. param: string $fallback_title Optional. A title to use if $title is empty. param: string $context Optional. The operation for which the string is sanitized return: string The sanitized string. since: 1.0.0 |
| sanitize_title_with_dashes($title, $raw_title = '', $context = 'display') X-Ref |
| Sanitizes title, replacing whitespace and a few other characters with dashes. Limits the output to alphanumeric characters, underscore (_) and dash (-). Whitespace becomes a dash. param: string $title The title to be sanitized. param: string $raw_title Optional. Not used. param: string $context Optional. The operation for which the string is sanitized. return: string The sanitized title. since: 1.2.0 |
| force_balance_tags( $text ) X-Ref |
| Balances tags of string using a modified stack. author: Leonard Lin <leonard@acm.org> param: string $text Text to be balanced. return: string Balanced text. since: 2.0.4 |
| format_to_edit( $content, $richedit = false ) X-Ref |
| Acts on text which is about to be edited. The $content is run through esc_textarea(), which uses htmlspecialchars() to convert special characters to HTML entities. If $richedit is set to true, it is simply a holder for the 'format_to_edit' filter. param: string $content The text about to be edited. param: bool $richedit Whether the $content should not pass through htmlspecialchars(). Default false (meaning it will be passed). return: string The text after the filter (and possibly htmlspecialchars()) has been run. since: 0.71 |
| zeroise($number, $threshold) X-Ref |
| 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 threshold 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. param: mixed $number Number to append zeros to if not greater than threshold. param: int $threshold Digit places number needs to be to not have zeros added. return: string Adds leading zeros to number if needed. since: 0.71 |
| backslashit($string) X-Ref |
| Adds backslashes before letters and before a number at the start of a string. param: string $string Value to which backslashes will be added. return: string String with backslashes inserted. since: 0.71 |
| trailingslashit($string) X-Ref |
| 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. param: string $string What to add the trailing slash to. return: string String with trailing slash added. since: 1.2.0 |
| untrailingslashit($string) X-Ref |
| 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. param: string $string What to remove the trailing slash from. return: string String without the trailing slash. since: 2.2.0 |
| stripslashes_deep($value) X-Ref |
| 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. param: array|string $value The array or string to be stripped. return: array|string Stripped array (or string in the callback). since: 2.0.0 |
| rawurlencode_deep( $value ) X-Ref |
| Navigates through an array and raw encodes the values to be used in a URL. param: array|string $value The array or string to be encoded. return: array|string $value The encoded array (or string from the callback). since: 3.4.0 |
| urlencode_deep($value) X-Ref |
| 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. param: array|string $value The array or string to be encoded. return: array|string $value The encoded array (or string from the callback). since: 2.2.0 |
| _make_url_clickable_cb($matches) X-Ref |
| 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()}. param: array $matches Single Regex Match. return: string HTML A element with URI address. since: 2.3.2 |
| _make_web_ftp_clickable_cb($matches) X-Ref |
| 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()}. param: array $matches Single Regex Match. return: string HTML A element with URL address. since: 2.3.2 |
| _make_email_clickable_cb($matches) X-Ref |
| 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()}. param: array $matches Single Regex Match. return: string HTML A element with email address. since: 2.3.2 |
| make_clickable( $text ) X-Ref |
| Convert plaintext URI to HTML links. Converts URI, www and ftp, and email addresses. Finishes by fixing links within links. param: string $text Content to convert URIs. return: string Content with converted URIs. since: 0.71 |
| _split_str_by_whitespace( $string, $goal ) X-Ref |
| Breaks a string into chunks by splitting at whitespace characters. The length of each returned chunk is as close to the specified length goal as possible, with the caveat that each chunk includes its trailing delimiter. Chunks longer than the goal are guaranteed to not have any inner whitespace. Joining the returned chunks with empty delimiters reconstructs the input string losslessly. Input string must have no null characters (or eventual transformations on output chunks must not care about null characters) <code> _split_str_by_whitespace( "1234 67890 1234 67890a cd 1234 890 123456789 1234567890a 45678 1 3 5 7 90 ", 10 ) == array ( 0 => '1234 67890 ', // 11 characters: Perfect split 1 => '1234 ', // 5 characters: '1234 67890a' was too long 2 => '67890a cd ', // 10 characters: '67890a cd 1234' was too long 3 => '1234 890 ', // 11 characters: Perfect split 4 => '123456789 ', // 10 characters: '123456789 1234567890a' was too long 5 => '1234567890a ', // 12 characters: Too long, but no inner whitespace on which to split 6 => ' 45678 ', // 11 characters: Perfect split 7 => '1 3 5 7 9', // 9 characters: End of $string ); </code> param: string $string The string to split param: int $goal The desired chunk length. return: array Numeric array of chunks. since: 3.4.0 |
| is_email( $email, $deprecated = false ) X-Ref |
| Verifies that an email is valid. Does not grok i18n domains. Not RFC compliant. param: string $email Email address to verify. param: boolean $deprecated Deprecated. return: string|bool Either false or the valid email address. since: 0.71 |
| sanitize_email( $email ) X-Ref |
| Strips out all characters that are not allowable in an email. param: string $email Email address to filter. return: string Filtered email address. since: 1.5.0 |
| ent2ncr($text) X-Ref |
| Converts named entities into numbered entities. param: string $text The text within which entities will be converted. return: string Text with converted entities. since: 1.5.1 |
| _deep_replace($search, $subject) X-Ref |
| 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 param: string|array $search param: string $subject return: string The processed string since: 2.8.1 |
| esc_sql( $sql ) X-Ref |
| Escapes data for use in a MySQL query This is just a handy shortcut for $bpdb->escape(), for completeness' sake param: string $sql Unescaped SQL data return: string The cleaned $sql since: 2.8.0 |
| clean_url( $url, $protocols = null, $context = 'display' ) X-Ref |
| Checks and cleans a URL. A number of characters are removed from the URL. If the URL is for displaying (the default behaviour) ampersands are also replaced. The 'clean_url' filter is applied to the returned cleaned URL. param: string $url The URL to be cleaned. param: array $protocols Optional. An array of acceptable protocols. param: string $context Optional. How the URL will be used. Default is 'display'. return: string The cleaned $url after the 'clean_url' filter is applied. since: 1.2.0 |
| esc_url( $url, $protocols = null, $_context = 'display' ) X-Ref |
| Checks and cleans a URL. A number of characters are removed from the URL. If the URL is for displaying (the default behaviour) ampersands are also replaced. The 'clean_url' filter is applied to the returned cleaned URL. param: string $url The URL to be cleaned. param: array $protocols Optional. An array of acceptable protocols. param: string $_context Private. Use esc_url_raw() for database usage. return: string The cleaned $url after the 'clean_url' filter is applied. since: 2.8.0 |
| esc_url_raw( $url, $protocols = null ) X-Ref |
| Performs esc_url() for database usage. param: string $url The URL to be cleaned. param: array $protocols An array of acceptable protocols. return: string The cleaned URL. since: 2.8.0 |
| esc_js( $text ) X-Ref |
| Escape single quotes, htmlspecialchar " < > &, and fix line endings. Escapes text strings for echoing in JS, both inline (for example in onclick="...") and inside <script> tag. Note that the strings have to be in single quotes. The filter 'js_escape' is also applied here. param: string $text The text to be escaped. return: string Escaped text. since: 2.8.0 |
| js_escape( $text ) X-Ref |
| Escape single quotes, specialchar double quotes, and fix line endings. The filter 'js_escape' is also applied by esc_js() param: string $text The text to be escaped. return: string Escaped text. since: 2.0.4 |
| esc_html( $text ) X-Ref |
| Escaping for HTML blocks. param: string $text return: string since: 2.8.0 |
| wp_specialchars( $string, $quote_style = ENT_NOQUOTES, $charset = false, $double_encode = false ) X-Ref |
| Escaping for HTML blocks |
| esc_attr( $text ) X-Ref |
| Escaping for HTML attributes. param: string $text return: string since: 2.8.0 |
| esc_textarea( $text ) X-Ref |
| Escaping for textarea values. param: string $text return: string since: 3.1 |
| attribute_escape( $text ) X-Ref |
| Escaping for HTML attributes. param: string $text return: string since: 2.0.6 |
| like_escape($text) X-Ref |
| 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: 2.5.0 |
| wp_parse_str( $string, &$array ) X-Ref |
| Parses a string into variables to be stored in an array. 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. param: string $string The string to be parsed. param: array $array Variables will be stored in this array. since: 2.2.1 |
| wp_pre_kses_less_than( $text ) X-Ref |
| Convert lone less than signs. KSES already converts lone greater than signs. param: string $text Text to be converted. return: string Converted text. since: 2.3.0 |
| wp_pre_kses_less_than_callback( $matches ) X-Ref |
| Callback function used by preg_replace. param: array $matches Populated by matches to preg_replace. return: string The text returned after esc_html if needed. since: 2.3.0 |
| wp_html_excerpt( $str, $count ) X-Ref |
| 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. param: integer $str String to get the excerpt from. param: integer $count Maximum number of characters to take. return: string The excerpt. since: 2.5.0 |
| wp_strip_all_tags($string, $remove_breaks = false) X-Ref |
| Properly strip all HTML tags including script and style param: string $string String containing HTML tags param: bool $remove_breaks optional Whether to remove left over line breaks and white space chars return: string The processed string. since: 2.9.0 |
| sanitize_text_field($str) X-Ref |
| Sanitize a string from user input or from the db check for invalid UTF-8, Convert single < characters to entity, strip all tags, remove line breaks, tabs and extra white space, strip octets. param: string $str return: string since: 2.9.0 |
| wp_basename( $path, $suffix = '' ) X-Ref |
| i18n friendly version of basename() param: string $path A path. param: string $suffix If the filename ends in suffix this will also be cut off. return: string since: 3.1.0 |
| sanitize_mime_type( $mime_type ) X-Ref |
| Sanitize a mime type param: string $mime_type Mime type return: string Sanitized mime type since: 3.1.3 |
| Generated: Sat Dec 14 01:00:53 2024 | Cross-referenced by PHPXref 0.7.1 |