/**
* Capitalizes the first letter of each word
* <pre>
* * value : the string to capitalize
* * numwords : if true, the words containing numbers are capitalized as well
* </pre>
* This software is provided 'as-is', without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from the use of this software.
*
* @author Jordi Boggiano <*****@*****.**>
* @copyright Copyright (c) 2008, Jordi Boggiano
* @license http://dwoo.org/LICENSE Modified BSD License
* @link http://dwoo.org/
* @version 1.1.0
* @date 2009-07-18
* @package Dwoo
*/
function Dwoo_Plugin_capitalize(Dwoo $dwoo, $value, $numwords = false)
{
if ($numwords || preg_match('#^[^0-9]+$#', $value)) {
return mb_convert_case((string) $value, MB_CASE_TITLE, $dwoo->getCharset());
} else {
$bits = explode(' ', (string) $value);
$out = '';
while (list(, $v) = each($bits)) {
if (preg_match('#^[^0-9]+$#', $v)) {
$out .= ' ' . mb_convert_case($v, MB_CASE_TITLE, $dwoo->getCharset());
} else {
$out .= ' ' . $v;
}
}
return substr($out, 1);
}
}
/**
* Reverses a string or an array
* <pre>
* * value : the string or array to reverse
* * preserve_keys : if value is an array and this is true, then the array keys are left intact
* </pre>
* This software is provided 'as-is', without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from the use of this software.
*
* @author Jordi Boggiano <*****@*****.**>
* @copyright Copyright (c) 2008, Jordi Boggiano
* @license http://dwoo.org/LICENSE Modified BSD License
* @link http://dwoo.org/
* @version 1.0.0
* @date 2008-10-23
* @package Dwoo
*/
function Dwoo_Plugin_reverse(Dwoo $dwoo, $value, $preserve_keys = false)
{
if (is_array($value)) {
return array_reverse($value, $preserve_keys);
} elseif (($charset = $dwoo->getCharset()) === 'iso-8859-1') {
return strrev((string) $value);
} else {
$strlen = mb_strlen($value);
$out = '';
while ($strlen--) {
$out .= mb_substr($value, $strlen, 1, $charset);
}
return $out;
}
}
/**
* Applies various escaping schemes on the given string
* <pre>
* * value : the string to process
* * format : escaping format to use, valid formats are : html, htmlall, url, urlpathinfo, quotes, hex, hexentity, javascript and mail
* * charset : character set to use for the conversion (applies to some formats only), defaults to the current Dwoo charset
* </pre>
* This software is provided 'as-is', without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from the use of this software.
*
* @author Jordi Boggiano <*****@*****.**>
* @copyright Copyright (c) 2008, Jordi Boggiano
* @license http://dwoo.org/LICENSE Modified BSD License
* @link http://dwoo.org/
* @version 1.0.0
* @date 2008-10-23
* @package Dwoo
*/
function Dwoo_Plugin_escape(Dwoo $dwoo, $value = '', $format = 'html', $charset = null)
{
if ($charset === null) {
$charset = $dwoo->getCharset();
}
switch ($format) {
case 'html':
return htmlspecialchars((string) $value, ENT_QUOTES, $charset);
case 'htmlall':
return htmlentities((string) $value, ENT_QUOTES, $charset);
case 'url':
return rawurlencode((string) $value);
case 'urlpathinfo':
return str_replace('%2F', '/', rawurlencode((string) $value));
case 'quotes':
return preg_replace("#(?<!\\\\)'#", "\\'", (string) $value);
case 'hex':
$out = '';
$cnt = strlen((string) $value);
for ($i = 0; $i < $cnt; $i++) {
$out .= '%' . bin2hex((string) $value[$i]);
}
return $out;
case 'hexentity':
$out = '';
$cnt = strlen((string) $value);
for ($i = 0; $i < $cnt; $i++) {
$out .= '&#x' . bin2hex((string) $value[$i]) . ';';
}
return $out;
case 'javascript':
return strtr((string) $value, array('\\' => '\\\\', "'" => "\\'", '"' => '\\"', "\r" => '\\r', "\n" => '\\n', '</' => '<\\/'));
case 'mail':
return str_replace(array('@', '.'), array(' (AT) ', ' (DOT) '), (string) $value);
default:
return $dwoo->triggerError('Escape\'s format argument must be one of : html, htmlall, url, urlpathinfo, hex, hexentity, javascript or mail, "' . $format . '" given.', E_USER_WARNING);
}
}
