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Редакция | Автор | № строки | Строка |
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2 | alex-w | 1 | <?php |
2 | /** |
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3 | * Smarty plugin |
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4 | * @package Smarty |
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5 | * @subpackage plugins |
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6 | */ |
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7 | |||
8 | |||
9 | /** |
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10 | * Smarty truncate modifier plugin |
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11 | * |
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12 | * Type: modifier<br> |
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13 | * Name: truncate<br> |
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14 | * Purpose: Truncate a string to a certain length if necessary, |
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15 | * optionally splitting in the middle of a word, and |
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16 | * appending the $etc string or inserting $etc into the middle. |
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17 | * @link http://smarty.php.net/manual/en/language.modifier.truncate.php |
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18 | * truncate (Smarty online manual) |
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19 | * @author Monte Ohrt <monte at ohrt dot com> |
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20 | * @param string |
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21 | * @param integer |
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22 | * @param string |
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23 | * @param boolean |
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24 | * @param boolean |
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25 | * @return string |
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26 | */ |
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27 | function smarty_modifier_truncate($string, $length = 80, $etc = '...', |
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28 | $break_words = false, $middle = false) |
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29 | { |
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30 | if ($length == 0) |
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31 | return ''; |
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32 | |||
33 | if (strlen($string) > $length) { |
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34 | $length -= min($length, strlen($etc)); |
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35 | if (!$break_words && !$middle) { |
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36 | $string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1)); |
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37 | } |
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38 | if(!$middle) { |
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39 | return substr($string, 0, $length) . $etc; |
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40 | } else { |
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41 | return substr($string, 0, $length/2) . $etc . substr($string, -$length/2); |
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42 | } |
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43 | } else { |
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44 | return $string; |
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45 | } |
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46 | } |
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47 | |||
48 | /* vim: set expandtab: */ |
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49 | |||
50 | ?> |