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smarty_block_textformat()   F
last analyzed

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Complexity

Conditions 19
Paths 801

Size

Total Lines 85
Code Lines 62

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 19
eloc 62
c 1
b 0
f 0
nc 801
nop 4
dl 0
loc 85
rs 0.6263

How to fix   Long Method    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 to format text blocks
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 *
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 * @package    Smarty
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 * @subpackage PluginsBlock
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 */
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/**
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 * Smarty {textformat}{/textformat} block plugin
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 * Type:     block function
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 * Name:     textformat
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 * Purpose:  format text a certain way with preset styles
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 *           or custom wrap/indent settings
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 * Params:
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 *
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 * - style         - string (email)
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 * - indent        - integer (0)
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 * - wrap          - integer (80)
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 * - wrap_char     - string ("\n")
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 * - indent_char   - string (" ")
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 * - wrap_boundary - boolean (true)
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 *
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 * @link   http://www.smarty.net/manual/en/language.function.textformat.php {textformat}
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 *         (Smarty online manual)
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 *
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 * @param array                    $params   parameters
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 * @param string                   $content  contents of the block
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 * @param Smarty_Internal_Template $template template object
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 * @param boolean                  &$repeat  repeat flag
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 *
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 * @return string content re-formatted
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 * @author Monte Ohrt <monte at ohrt dot com>
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 * @throws \SmartyException
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 */
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function smarty_block_textformat($params, $content, Smarty_Internal_Template $template, &$repeat)
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{
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    if (is_null($content)) {
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        return;
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    }
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    if (Smarty::$_MBSTRING) {
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        $template->_checkPlugins(
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            array(
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                array(
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                    'function' => 'smarty_modifier_mb_wordwrap',
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                    'file'     => SMARTY_PLUGINS_DIR . 'modifier.mb_wordwrap.php'
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                )
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            )
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        );
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    }
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    $style = null;
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    $indent = 0;
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    $indent_first = 0;
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    $indent_char = ' ';
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    $wrap = 80;
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    $wrap_char = "\n";
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    $wrap_cut = false;
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    $assign = null;
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    foreach ($params as $_key => $_val) {
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        switch ($_key) {
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            case 'style':
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            case 'indent_char':
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            case 'wrap_char':
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            case 'assign':
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                $$_key = (string)$_val;
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                break;
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            case 'indent':
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            case 'indent_first':
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            case 'wrap':
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                $$_key = (int)$_val;
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                break;
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            case 'wrap_cut':
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                $$_key = (bool)$_val;
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                break;
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            default:
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                trigger_error("textformat: unknown attribute '{$_key}'");
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        }
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    }
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    if ($style === 'email') {
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        $wrap = 72;
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    }
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    // split into paragraphs
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    $_paragraphs = preg_split('![\r\n]{2}!', $content);
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    foreach ($_paragraphs as &$_paragraph) {
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        if (!$_paragraph) {
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            continue;
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        }
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        // convert mult. spaces & special chars to single space
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        $_paragraph =
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            preg_replace(
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                array(
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                    '!\s+!' . Smarty::$_UTF8_MODIFIER,
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                    '!(^\s+)|(\s+$)!' . Smarty::$_UTF8_MODIFIER
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                ),
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                array(
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                    ' ',
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                    ''
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                ),
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                $_paragraph
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            );
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        // indent first line
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        if ($indent_first > 0) {
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            $_paragraph = str_repeat($indent_char, $indent_first) . $_paragraph;
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        }
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        // wordwrap sentences
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        if (Smarty::$_MBSTRING) {
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            $_paragraph = smarty_modifier_mb_wordwrap($_paragraph, $wrap - $indent, $wrap_char, $wrap_cut);
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        } else {
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            $_paragraph = wordwrap($_paragraph, $wrap - $indent, $wrap_char, $wrap_cut);
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        }
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        // indent lines
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        if ($indent > 0) {
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            $_paragraph = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraph);
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        }
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    }
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    $_output = implode($wrap_char . $wrap_char, $_paragraphs);
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    if ($assign) {
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$assign is of type null, thus it always evaluated to false.
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        $template->assign($assign, $_output);
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    } else {
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        return $_output;
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    }
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}
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