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smarty_function_counter()   F
last analyzed

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Complexity

Conditions 11
Paths 1024

Size

Total Lines 39
Code Lines 28

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 11
eloc 28
c 1
b 0
f 0
nc 1024
nop 2
dl 0
loc 39
rs 3.15

How to fix   Complexity   

Long Method

Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.

For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.

Commonly applied refactorings include:

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<?php
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/**
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 * Smarty plugin
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 *
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 * @package    Smarty
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 * @subpackage PluginsFunction
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 */
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/**
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 * Smarty {counter} function plugin
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 * Type:     function
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 * Name:     counter
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 * Purpose:  print out a counter value
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 *
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 * @author Monte Ohrt <monte at ohrt dot com>
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 * @link   http://www.smarty.net/manual/en/language.function.counter.php {counter}
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 *         (Smarty online manual)
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 *
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 * @param array                    $params   parameters
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 * @param Smarty_Internal_Template $template template object
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 *
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 * @return string|null
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 */
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function smarty_function_counter($params, $template)
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{
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    static $counters = array();
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    $name = (isset($params[ 'name' ])) ? $params[ 'name' ] : 'default';
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    if (!isset($counters[ $name ])) {
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        $counters[ $name ] = array('start' => 1, 'skip' => 1, 'direction' => 'up', 'count' => 1);
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    }
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    $counter =& $counters[ $name ];
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    if (isset($params[ 'start' ])) {
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        $counter[ 'start' ] = $counter[ 'count' ] = (int)$params[ 'start' ];
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    }
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    if (!empty($params[ 'assign' ])) {
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        $counter[ 'assign' ] = $params[ 'assign' ];
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    }
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    if (isset($counter[ 'assign' ])) {
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        $template->assign($counter[ 'assign' ], $counter[ 'count' ]);
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    }
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    if (isset($params[ 'print' ])) {
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        $print = (bool)$params[ 'print' ];
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    } else {
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        $print = empty($counter[ 'assign' ]);
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    }
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    if ($print) {
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        $retval = $counter[ 'count' ];
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    } else {
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        $retval = null;
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    }
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    if (isset($params[ 'skip' ])) {
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        $counter[ 'skip' ] = $params[ 'skip' ];
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    }
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    if (isset($params[ 'direction' ])) {
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        $counter[ 'direction' ] = $params[ 'direction' ];
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    }
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    if ($counter[ 'direction' ] === 'down') {
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        $counter[ 'count' ] -= $counter[ 'skip' ];
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    } else {
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        $counter[ 'count' ] += $counter[ 'skip' ];
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    }
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    return $retval;
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}
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