1 <?php

     2 /**

     3  * Smarty plugin

     4  *

     5  * @package    Smarty

     6  * @subpackage PluginsModifier

     7  */

     8 

     9 /**

    10  * Smarty capitalize modifier plugin

    11  * Type:     modifier<br>

    12  * Name:     capitalize<br>

    13  * Purpose:  capitalize words in the string

    14  * {@internal {$string|capitalize:true:true} is the fastest option for MBString enabled systems }}

    15  *

    16  * @param string $string string to capitalize

    17  * @param boolean $uc_digits also capitalize "x123" to "X123"

    18  * @param boolean $lc_rest capitalize first letters, lowercase all following letters "aAa" to "Aaa"

    19  *

    20  * @return string capitalized string

    21  * @author Monte Ohrt <monte at ohrt dot com>

    22  * @author Rodney Rehm

    23  */

    24 function smarty_modifier_capitalize($string, $uc_digits = false, $lc_rest = false) {

    25     if (Smarty::$_MBSTRING) {

    26         if ($lc_rest) {

    27             // uppercase (including hyphenated words)

    28             $upper_string = mb_convert_case($string, MB_CASE_TITLE, Smarty::$_CHARSET);

    29         } else {

    30             // uppercase word breaks

    31             $upper_string = preg_replace_callback("!(^|[^\p{L}'])([\p{Ll}])!S" . Smarty::$_UTF8_MODIFIER, 'smarty_mod_cap_mbconvert_cb', $string);

    32         }

    33         // check uc_digits case

    34         if (!$uc_digits) {

    35             if (preg_match_all("!\b([\p{L}]*[\p{N}]+[\p{L}]*)\b!" . Smarty::$_UTF8_MODIFIER, $string, $matches, PREG_OFFSET_CAPTURE)) {

    36                 foreach ($matches[1] as $match) {

    37                     $upper_string = substr_replace($upper_string, mb_strtolower($match[0], Smarty::$_CHARSET), $match[1], strlen($match[0]));

    38                 }

    39             }

    40         }

    41         $upper_string = preg_replace_callback("!((^|\s)['\"])(\w)!" . Smarty::$_UTF8_MODIFIER, 'smarty_mod_cap_mbconvert2_cb', $upper_string);

    42         return $upper_string;

    43     }

    44 

    45     // lowercase first

    46     if ($lc_rest) {

    47         $string = strtolower($string);

    48     }

    49     // uppercase (including hyphenated words)

    50     $upper_string = preg_replace_callback("!(^|[^\p{L}'])([\p{Ll}])!S" . Smarty::$_UTF8_MODIFIER, 'smarty_mod_cap_ucfirst_cb', $string);

    51     // check uc_digits case

    52     if (!$uc_digits) {

    53         if (preg_match_all("!\b([\p{L}]*[\p{N}]+[\p{L}]*)\b!" . Smarty::$_UTF8_MODIFIER, $string, $matches, PREG_OFFSET_CAPTURE)) {

    54             foreach ($matches[1] as $match) {

    55                 $upper_string = substr_replace($upper_string, strtolower($match[0]), $match[1], strlen($match[0]));

    56             }

    57         }

    58     }

    59     $upper_string = preg_replace_callback("!((^|\s)['\"])(\w)!" . Smarty::$_UTF8_MODIFIER, 'smarty_mod_cap_ucfirst2_cb', $upper_string);

    60     return $upper_string;

    61 }

    62 

    63 /* 

    64  *

    65  * Bug: create_function() use exhausts memory when used in long loops

    66  * Fix: use declared functions for callbacks instead of using create_function()

    67  * Note: This can be fixed using anonymous functions instead, but that requires PHP >= 5.3

    68  *

    69  * @author Kyle Renfrow

    70  */

    71 function smarty_mod_cap_mbconvert_cb($matches) {

    72     return stripslashes($matches[1]) . mb_convert_case(stripslashes($matches[2]), MB_CASE_UPPER, Smarty::$_CHARSET);

    73 }

    74 

    75 function smarty_mod_cap_mbconvert2_cb($matches) {

    76     return stripslashes($matches[1]) . mb_convert_case(stripslashes($matches[3]), MB_CASE_UPPER, Smarty::$_CHARSET);

    77 }

    78 

    79 function smarty_mod_cap_ucfirst_cb($matches) {

    80     return stripslashes($matches[1]) . ucfirst(stripslashes($matches[2]));

    81 }

    82 

    83 function smarty_mod_cap_ucfirst2_cb($matches) {

    84     return stripslashes($matches[1]) . ucfirst(stripslashes($matches[3]));

    85 }