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Merge branch 'ticket/igorw/9669' into develop

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* ticket/igorw/9669:
  [ticket/9669] Replace spaces with tabs
  [ticket/9669] Switch if/else to make the if positive
  [ticket/9669] Make sure normalize_nfc returns string
  [ticket/9669] Add isNormalized checks for performance
  [ticket/9669] Add native Normalizer support
This commit is contained in:
Andreas Fischer 2011-03-07 21:56:24 +01:00
commit e00a868ce3
1 changed files with 89 additions and 32 deletions
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73
phpBB/includes/utf/utf_tools.php
View file

@ -1712,15 +1712,71 @@ function utf8_case_fold_nfc($text, $option = 'full')
return $text;
}
/**
* A wrapper function for the normalizer which takes care of including the class if required and modifies the passed strings
* to be in NFC (Normalization Form Composition).
*
* @param mixed $strings a string or an array of strings to normalize
* @return mixed the normalized content, preserving array keys if array given.
*/
function utf8_normalize_nfc($strings)
if (extension_loaded('intl'))
{
/**
* wrapper around PHP's native normalizer from intl
* previously a PECL extension, included in the core since PHP 5.3.0
* http://php.net/manual/en/normalizer.normalize.php
*
* @param mixed $strings a string or an array of strings to normalize
* @return mixed the normalized content, preserving array keys if array given.
*/
function utf8_normalize_nfc($strings)
{
if (empty($strings))
{
return $strings;
}
if (!is_array($strings))
{
if (Normalizer::isNormalized($strings))
{
return $strings;
}
return (string) Normalizer::normalize($strings);
}
else
{
foreach ($strings as $key => $string)
{
if (is_array($string))
{
foreach ($string as $_key => $_string)
{
if (Normalizer::isNormalized($strings[$key][$_key]))
{
continue;
}
$strings[$key][$_key] = (string) Normalizer::normalize($strings[$key][$_key]);
}
}
else
{
if (Normalizer::isNormalized($strings[$key]))
{
continue;
}
$strings[$key] = (string) Normalizer::normalize($strings[$key]);
}
}
}
return $strings;
}
}
else
{
/**
* A wrapper function for the normalizer which takes care of including the class if
* required and modifies the passed strings to be in NFC (Normalization Form Composition).
*
* @param mixed $strings a string or an array of strings to normalize
* @return mixed the normalized content, preserving array keys if array given.
*/
function utf8_normalize_nfc($strings)
{
if (empty($strings))
{
return $strings;
@ -1755,6 +1811,7 @@ function utf8_normalize_nfc($strings)
}
return $strings;
}
}
/**