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Diffstat (limited to 'management-interface/lib/utf.php')
| -rw-r--r-- | management-interface/lib/utf.php | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/management-interface/lib/utf.php b/management-interface/lib/utf.php new file mode 100644 index 0000000..63dcb3a --- /dev/null +++ b/management-interface/lib/utf.php @@ -0,0 +1,192 @@ +<?php + +/* + Copyright (c) 2009-2014 F3::Factory/Bong Cosca, All rights reserved. + + This file is part of the Fat-Free Framework (http://fatfree.sf.net). + + THE SOFTWARE AND DOCUMENTATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF + ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR + PURPOSE. + + Please see the license.txt file for more information. +*/ + +//! Unicode string manager +class UTF extends Prefab { + + /** + * Get string length + * @return int + * @param $str string + **/ + function strlen($str) { + preg_match_all('/./us',$str,$parts); + return count($parts[0]); + } + + /** + * Reverse a string + * @return string + * @param $str string + **/ + function strrev($str) { + preg_match_all('/./us',$str,$parts); + return implode('',array_reverse($parts[0])); + } + + /** + * Find position of first occurrence of a string (case-insensitive) + * @return int|FALSE + * @param $stack string + * @param $needle string + * @param $ofs int + **/ + function stripos($stack,$needle,$ofs=0) { + return $this->strpos($stack,$needle,$ofs,TRUE); + } + + /** + * Find position of first occurrence of a string + * @return int|FALSE + * @param $stack string + * @param $needle string + * @param $ofs int + * @param $case bool + **/ + function strpos($stack,$needle,$ofs=0,$case=FALSE) { + return preg_match('/^(.{'.$ofs.'}.*?)'. + preg_quote($needle,'/').'/us'.($case?'i':''),$stack,$match)? + $this->strlen($match[1]):FALSE; + } + + /** + * Returns part of haystack string from the first occurrence of + * needle to the end of haystack (case-insensitive) + * @return string|FALSE + * @param $stack string + * @param $needle string + * @param $before bool + **/ + function stristr($stack,$needle,$before=FALSE) { + return $this->strstr($stack,$needle,$before,TRUE); + } + + /** + * Returns part of haystack string from the first occurrence of + * needle to the end of haystack + * @return string|FALSE + * @param $stack string + * @param $needle string + * @param $before bool + * @param $case bool + **/ + function strstr($stack,$needle,$before=FALSE,$case=FALSE) { + if (!$needle) + return FALSE; + preg_match('/^(.*?)'.preg_quote($needle,'/').'/us'.($case?'i':''), + $stack,$match); + return isset($match[1])? + ($before? + $match[1]: + $this->substr($stack,$this->strlen($match[1]))): + FALSE; + } + + /** + * Return part of a string + * @return string|FALSE + * @param $str string + * @param $start int + * @param $len int + **/ + function substr($str,$start,$len=0) { + if ($start<0) + $start=$this->strlen($str)+$start; + if (!$len) + $len=$this->strlen($str)-$start; + return preg_match('/^.{'.$start.'}(.{0,'.$len.'})/us',$str,$match)? + $match[1]:FALSE; + } + + /** + * Count the number of substring occurrences + * @return int + * @param $stack string + * @param $needle string + **/ + function substr_count($stack,$needle) { + preg_match_all('/'.preg_quote($needle,'/').'/us',$stack, + $matches,PREG_SET_ORDER); + return count($matches); + } + + /** + * Strip whitespaces from the beginning of a string + * @return string + * @param $str string + **/ + function ltrim($str) { + return preg_replace('/^[\pZ\pC]+/u','',$str); + } + + /** + * Strip whitespaces from the end of a string + * @return string + * @param $str string + **/ + function rtrim($str) { + return preg_replace('/[\pZ\pC]+$/u','',$str); + } + + /** + * Strip whitespaces from the beginning and end of a string + * @return string + * @param $str string + **/ + function trim($str) { + return preg_replace('/^[\pZ\pC]+|[\pZ\pC]+$/u','',$str); + } + + /** + * Return UTF-8 byte order mark + * @return string + **/ + function bom() { + return chr(0xef).chr(0xbb).chr(0xbf); + } + + /** + * Convert code points to Unicode symbols + * @return string + * @param $str string + **/ + function translate($str) { + return html_entity_decode( + preg_replace('/\\\\u([[:xdigit:]]+)/i','&#x\1;',$str)); + } + + /** + * Translate emoji tokens to Unicode font-supported symbols + * @return string + * @param $str string + **/ + function emojify($str) { + $map=array( + ':('=>'\u2639', // frown + ':)'=>'\u263a', // smile + '<3'=>'\u2665', // heart + ':D'=>'\u1f603', // grin + 'XD'=>'\u1f606', // laugh + ';)'=>'\u1f609', // wink + ':P'=>'\u1f60b', // tongue + ':,'=>'\u1f60f', // think + ':/'=>'\u1f623', // skeptic + '8O'=>'\u1f632', // oops + )+Base::instance()->get('EMOJI'); + return $this->translate(str_replace(array_keys($map), + array_values($map),$str)); + } + +} |