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| Редакция 2 | Редакция 3 | ||
|---|---|---|---|
| 1 | <?php
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1 | <?php
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| 2 | /**
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2 | /**
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| 3 | * Smarty plugin
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3 | * Smarty plugin
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| 4 | * @package Smarty
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4 | * @package Smarty
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| 5 | * @subpackage plugins
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5 | * @subpackage plugins
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| 6 | */
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6 | */
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| 7 | 7 | ||
| 8 | 8 | ||
| 9 | /**
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9 | /**
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| 10 | * Smarty truncate modifier plugin
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10 | * Smarty truncate modifier plugin
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| 11 | *
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11 | *
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| 12 | * Type: modifier<br>
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12 | * Type: modifier<br>
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| 13 | * Name: truncate<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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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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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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16 | * appending the $etc string or inserting $etc into the middle.
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| 17 | * @link http://smarty.php.net/manual/en/language.modifier.truncate.php
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17 | * @link http://smarty.php.net/manual/en/language.modifier.truncate.php
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| 18 | * truncate (Smarty online manual)
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18 | * truncate (Smarty online manual)
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| 19 | * @author Monte Ohrt <monte at ohrt dot com>
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19 | * @author Monte Ohrt <monte at ohrt dot com>
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| 20 | * @param string
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20 | * @param string
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| 21 | * @param integer
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21 | * @param integer
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| 22 | * @param string
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22 | * @param string
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| 23 | * @param boolean
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23 | * @param boolean
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| 24 | * @param boolean
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24 | * @param boolean
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| 25 | * @return string
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25 | * @return string
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| 26 | */
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26 | */
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| 27 | function smarty_modifier_truncate($string, $length = 80, $etc = '...', |
27 | function smarty_modifier_truncate($string, $length = 80, $etc = '...', |
| 28 | $break_words = false, $middle = false) |
28 | $break_words = false, $middle = false) |
| 29 | {
|
29 | {
|
| 30 | if ($length == 0) |
30 | if ($length == 0) |
| 31 | return ''; |
31 | return ''; |
| 32 | 32 | ||
| 33 | if (strlen($string) > $length) { |
33 | if (strlen($string) > $length) { |
| 34 | $length -= min($length, strlen($etc)); |
34 | $length -= min($length, strlen($etc)); |
| 35 | if (!$break_words && !$middle) { |
35 | if (!$break_words && !$middle) { |
| 36 | $string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1)); |
36 | $string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1)); |
| 37 | }
|
37 | }
|
| 38 | if(!$middle) { |
38 | if(!$middle) { |
| 39 | return substr($string, 0, $length) . $etc; |
39 | return substr($string, 0, $length) . $etc; |
| 40 | } else { |
40 | } else { |
| 41 | return substr($string, 0, $length/2) . $etc . substr($string, -$length/2); |
41 | return substr($string, 0, $length/2) . $etc . substr($string, -$length/2); |
| 42 | }
|
42 | }
|
| 43 | } else { |
43 | } else { |
| 44 | return $string; |
44 | return $string; |
| 45 | }
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45 | }
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| 46 | }
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46 | }
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| 47 | 47 | ||
| 48 | /* vim: set expandtab: */
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48 | /* vim: set expandtab: */
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| 49 | 49 | ||
| 50 | ?>
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50 | ?>
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| 51 | 51 | ||