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<?php |
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|
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/* |
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* Smarty plugin |
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* ------------------------------------------------------------- |
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* Type: modifier |
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* Name: truncate |
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* Purpose: Truncate a string to a certain length if necessary, |
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* optionally splitting in the middle of a word, and |
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* appending the $etc string. |
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* ------------------------------------------------------------- |
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*/ |
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function smarty_modifier_truncate($string, $length = 80, $etc = '...', |
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$break_words = false) |
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{ |
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if ($length == 0) |
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return ''; |
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|
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if (strlen($string) > $length) { |
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$length -= strlen($etc); |
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$fragment = substr($string, 0, $length+1); |
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if ($break_words) |
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$fragment = substr($fragment, 0, -1); |
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else |
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$fragment = preg_replace('/\s+(\S+)?$/', '', $fragment); |
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return $fragment.$etc; |
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} else |
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return $string; |
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} |
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|
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/* vim: set expandtab: */ |
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|
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?> |