/usr/share/php/smarty/plugins/block.textformat.php is in smarty 2.6.26-0.2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Smarty plugin
* @package Smarty
* @subpackage plugins
*/
/**
* Smarty {textformat}{/textformat} block plugin
*
* Type: block function<br>
* Name: textformat<br>
* Purpose: format text a certain way with preset styles
* or custom wrap/indent settings<br>
* @link http://smarty.php.net/manual/en/language.function.textformat.php {textformat}
* (Smarty online manual)
* @param array
* <pre>
* Params: style: string (email)
* indent: integer (0)
* wrap: integer (80)
* wrap_char string ("\n")
* indent_char: string (" ")
* wrap_boundary: boolean (true)
* </pre>
* @author Monte Ohrt <monte at ohrt dot com>
* @param string contents of the block
* @param Smarty clever simulation of a method
* @return string string $content re-formatted
*/
function smarty_block_textformat($params, $content, &$smarty)
{
if (is_null($content)) {
return;
}
$style = null;
$indent = 0;
$indent_first = 0;
$indent_char = ' ';
$wrap = 80;
$wrap_char = "\n";
$wrap_cut = false;
$assign = null;
foreach ($params as $_key => $_val) {
switch ($_key) {
case 'style':
case 'indent_char':
case 'wrap_char':
case 'assign':
$$_key = (string)$_val;
break;
case 'indent':
case 'indent_first':
case 'wrap':
$$_key = (int)$_val;
break;
case 'wrap_cut':
$$_key = (bool)$_val;
break;
default:
$smarty->trigger_error("textformat: unknown attribute '$_key'");
}
}
if ($style == 'email') {
$wrap = 72;
}
// split into paragraphs
$_paragraphs = preg_split('![\r\n][\r\n]!',$content);
$_output = '';
for($_x = 0, $_y = count($_paragraphs); $_x < $_y; $_x++) {
if ($_paragraphs[$_x] == '') {
continue;
}
// convert mult. spaces & special chars to single space
$_paragraphs[$_x] = preg_replace(array('!\s+!','!(^\s+)|(\s+$)!'), array(' ',''), $_paragraphs[$_x]);
// indent first line
if($indent_first > 0) {
$_paragraphs[$_x] = str_repeat($indent_char, $indent_first) . $_paragraphs[$_x];
}
// wordwrap sentences
$_paragraphs[$_x] = wordwrap($_paragraphs[$_x], $wrap - $indent, $wrap_char, $wrap_cut);
// indent lines
if($indent > 0) {
$_paragraphs[$_x] = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraphs[$_x]);
}
}
$_output = implode($wrap_char . $wrap_char, $_paragraphs);
return $assign ? $smarty->assign($assign, $_output) : $_output;
}
/* vim: set expandtab: */
?>
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