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add "middle" parameter to truncate modifier

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This commit is contained in:
mohrt
2005-06-13 19:22:29 +00:00
parent ce397ff589
commit 3c55100655
2 changed files with 13 additions and 6 deletions
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1
NEWS
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@@ -1,3 +1,4 @@
- add "middle" parameter to truncate (monte)
- make form input label ids optional (monte) - make form input label ids optional (monte)
- add error message for empty if/elseif statements (eykanal, - add error message for empty if/elseif statements (eykanal,
monte) monte)

18
libs/plugins/modifier.truncate.php
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@@ -13,29 +13,35 @@
* Name: truncate<br> * Name: truncate<br>
* Purpose: Truncate a string to a certain length if necessary, * Purpose: Truncate a string to a certain length if necessary,
* optionally splitting in the middle of a word, and * optionally splitting in the middle of a word, and
* appending the $etc string. * appending the $etc string or inserting $etc into the middle.
* @link http://smarty.php.net/manual/en/language.modifier.truncate.php * @link http://smarty.php.net/manual/en/language.modifier.truncate.php
* truncate (Smarty online manual) * truncate (Smarty online manual)
* @param string * @param string
* @param integer * @param integer
* @param string * @param string
* @param boolean * @param boolean
* @param boolean
* @return string * @return string
*/ */
function smarty_modifier_truncate($string, $length = 80, $etc = '...', function smarty_modifier_truncate($string, $length = 80, $etc = '...',
$break_words = false) $break_words = false, $middle = false)
{ {
if ($length == 0) if ($length == 0)
return ''; return '';
if (strlen($string) > $length) { if (strlen($string) > $length) {
$length -= strlen($etc); $length -= strlen($etc);
if (!$break_words) if (!$break_words && !$middle) {
$string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1)); $string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1));
}
return substr($string, 0, $length).$etc; if(!$middle) {
} else return substr($string, 0, $length).$etc;
} else {
return substr($string, 0, $length/2) . $etc . substr($string, -$length/2);
}
} else {
return $string; return $string;
}
} }
/* vim: set expandtab: */ /* vim: set expandtab: */