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Sophia Atkinson
2022-10-30 14:11:56 -07:00
parent 5e82f002b9
commit bd403ce047
19 changed files with 532 additions and 245 deletions
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88
includes/functions-formatting.php
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@ -7,15 +7,18 @@
/**
* Convert an integer (1337) to a string (3jk).
*
* @param int $num Number to convert
* @param string $chars Characters to use for conversion
* @return string Converted number
*/
function yourls_int2string( $num, $chars = null ) {
function yourls_int2string($num, $chars = null) {
if( $chars == null )
$chars = yourls_get_shorturl_charset();
$string = '';
$len = strlen( $chars );
while( $num >= $len ) {
$mod = bcmod( $num, $len );
$num = bcdiv( $num, $len );
$mod = bcmod( (string)$num, (string)$len );
$num = bcdiv( (string)$num, (string)$len );
$string = $chars[ $mod ] . $string;
}
$string = $chars[ intval( $num ) ] . $string;
@ -26,8 +29,11 @@ function yourls_int2string( $num, $chars = null ) {
/**
* Convert a string (3jk) to an integer (1337)
*
* @param string $string String to convert
* @param string $chars Characters to use for conversion
* @return string Number (as a string)
*/
function yourls_string2int( $string, $chars = null ) {
function yourls_string2int($string, $chars = null) {
if( $chars == null )
$chars = yourls_get_shorturl_charset();
$integer = 0;
@ -36,7 +42,7 @@ function yourls_string2int( $string, $chars = null ) {
$inputlen = strlen( $string );
for ($i = 0; $i < $inputlen; $i++) {
$index = strpos( $chars, $string[$i] );
$integer = bcadd( $integer, bcmul( $index, bcpow( $baselen, $i ) ) );
$integer = bcadd( (string)$integer, bcmul( (string)$index, bcpow( (string)$baselen, (string)$i ) ) );
}
return yourls_apply_filter( 'string2int', $integer, $string, $chars );
@ -48,7 +54,6 @@ function yourls_string2int( $string, $chars = null ) {
* @since 1.8.3
* @param string $prefix Optional prefix
* @return string The unique string
*
*/
function yourls_unique_element_id($prefix = 'yid') {
static $id_counter = 0;
@ -139,8 +144,11 @@ function yourls_sanitize_url_safe( $unsafe_url, $protocols = array() ) {
*
* Stolen from WP's _deep_replace
*
* @param string|array $search Needle, or array of needles.
* @param string $subject Haystack.
* @return string The string with the replaced values.
*/
function yourls_deep_replace( $search, $subject ){
function yourls_deep_replace($search, $subject ){
$found = true;
while($found) {
$found = false;
@ -158,24 +166,31 @@ function yourls_deep_replace( $search, $subject ){
/**
* Make sure an integer is a valid integer (PHP's intval() limits to too small numbers)
*
* @param int $int Integer to check
* @return string Integer as a string
*/
function yourls_sanitize_int( $int ) {
function yourls_sanitize_int($int ) {
return ( substr( preg_replace( '/[^0-9]/', '', strval( $int ) ), 0, 20 ) );
}
/**
* Sanitize an IP address
* No check on validity, just return a sanitized string
*
* @param string $ip IP address
* @return string IP address
*/
function yourls_sanitize_ip( $ip ) {
function yourls_sanitize_ip($ip ) {
return preg_replace( '/[^0-9a-fA-F:., ]/', '', $ip );
}
/**
* Make sure a date is m(m)/d(d)/yyyy, return false otherwise
*
* @param string $date Date to check
* @return false|mixed Date in format m(m)/d(d)/yyyy or false if invalid
*/
function yourls_sanitize_date( $date ) {
function yourls_sanitize_date($date ) {
if( !preg_match( '!^\d{1,2}/\d{1,2}/\d{4}$!' , $date ) ) {
return false;
}
@ -185,18 +200,24 @@ function yourls_sanitize_date( $date ) {
/**
* Sanitize a date for SQL search. Return false if malformed input.
*
* @param string $date Date
* @return false|string String in Y-m-d format for SQL search or false if malformed input
*/
function yourls_sanitize_date_for_sql( $date ) {
function yourls_sanitize_date_for_sql($date) {
if( !yourls_sanitize_date( $date ) )
return false;
return date( 'Y-m-d', strtotime( $date ) );
}
/**
* Return trimmed string
* Return trimmed string, optionally append '[...]' if string is too long
*
* @param string $string String to trim
* @param int $length Maximum length of string
* @param string $append String to append if trimmed
* @return string Trimmed string
*/
function yourls_trim_long_string( $string, $length = 60, $append = '[...]' ) {
function yourls_trim_long_string($string, $length = 60, $append = '[...]') {
$newstring = $string;
if ( mb_strlen( $newstring ) > $length ) {
$newstring = mb_substr( $newstring, 0, $length - mb_strlen( $append ), 'UTF-8' ) . $append;
@ -225,8 +246,10 @@ function yourls_sanitize_version( $version ) {
/**
* Sanitize a filename (no Win32 stuff)
*
* @param string $file File name
* @return string|null Sanitized file name (or null if it's just backslashes, ok...)
*/
function yourls_sanitize_filename( $file ) {
function yourls_sanitize_filename($file) {
$file = str_replace( '\\', '/', $file ); // sanitize for Win32 installs
$file = preg_replace( '|/+|' ,'/', $file ); // remove any duplicate slash
return $file;
@ -235,8 +258,10 @@ function yourls_sanitize_filename( $file ) {
/**
* Check if a string seems to be UTF-8. Stolen from WP.
*
* @param string $str String to check
* @return bool Whether string seems valid UTF-8
*/
function yourls_seems_utf8( $str ) {
function yourls_seems_utf8($str) {
$length = strlen( $str );
for ( $i=0; $i < $length; $i++ ) {
$c = ord( $str[ $i ] );
@ -417,6 +442,8 @@ function yourls_specialchars_decode( $string, $quote_style = ENT_NOQUOTES ) {
$others = array( '&lt;' => '<', '&#060;' => '<', '&gt;' => '>', '&#062;' => '>', '&amp;' => '&', '&#038;' => '&', '&#x26;' => '&' );
$others_preg = array( '/&#0*60;/' => '&#060;', '/&#0*62;/' => '&#062;', '/&#0*38;/' => '&#038;', '/&#x0*26;/i' => '&#x26;' );
$translation = $translation_preg = [];
if ( $quote_style === ENT_QUOTES ) {
$translation = array_merge( $single, $double, $others );
$translation_preg = array_merge( $single_preg, $double_preg, $others_preg );
@ -654,40 +681,16 @@ function yourls_esc_textarea( $text ) {
return yourls_apply_filter( 'esc_textarea', $safe_text, $text );
}
/**
* PHP emulation of JS's encodeURI
*
* @link https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/encodeURI
* @param $url
* @return string
*/
function yourls_encodeURI( $url ) {
// Decode URL all the way
$result = yourls_rawurldecode_while_encoded( $url );
// Encode once
$result = strtr( rawurlencode( $result ), array (
'%3B' => ';', '%2C' => ',', '%2F' => '/', '%3F' => '?', '%3A' => ':', '%40' => '@',
'%26' => '&', '%3D' => '=', '%2B' => '+', '%24' => '$', '%21' => '!', '%2A' => '*',
'%27' => '\'', '%28' => '(', '%29' => ')', '%23' => '#',
) );
// @TODO:
// Known limit: this will most likely break IDN URLs such as http://www.académie-française.fr/
// To fully support IDN URLs, advocate use of a plugin.
return yourls_apply_filter( 'encodeURI', $result, $url );
}
/**
* Adds backslashes before letters and before a number at the start of a string. Stolen from WP.
*
* @since 1.6
*
* @param string $string Value to which backslashes will be added.
* @return string String with backslashes inserted.
*/
function yourls_backslashit($string) {
$string = preg_replace('/^([0-9])/', '\\\\\\\\\1', $string);
$string = preg_replace('/([a-z])/i', '\\\\\1', $string);
$string = preg_replace('/^([0-9])/', '\\\\\\\\\1', (string)$string);
$string = preg_replace('/([a-z])/i', '\\\\\1', (string)$string);
return $string;
}
@ -745,7 +748,7 @@ function yourls_make_bookmarklet( $code ) {
*/
function yourls_get_timestamp( $timestamp ) {
$offset = yourls_get_time_offset();
$timestamp_offset = $timestamp + ($offset * 3600);
$timestamp_offset = (int)$timestamp + ($offset * 3600);
return yourls_apply_filter( 'get_timestamp', $timestamp_offset, $timestamp, $offset );
}
@ -793,4 +796,3 @@ function yourls_get_date_format( $format ) {
function yourls_get_time_format( $format ) {
return yourls_apply_filter( 'get_time_format', (string)$format );
}