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<?php /** * 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> * @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) { $style = null; $indent = 0; $indent_first = 0; $indent_char = ' '; $wrap = 80; $wrap_char = "\n"; $wrap_cut = false; $assign = null; if($content == null) { return true; } extract($params); if($style == 'email') { $wrap = 72; } // split into paragraphs $paragraphs = preg_split('![\r\n][\r\n]!',$content); $output = ''; foreach($paragraphs as $paragraph) { if($paragraph == '') { continue; } // convert mult. spaces & special chars to single space $paragraph = preg_replace(array('!\s+!','!(^\s+)|(\s+$)!'),array(' ',''),$paragraph); // indent first line if($indent_first > 0) { $paragraph = str_repeat($indent_char,$indent_first) . $paragraph; } // wordwrap sentences $paragraph = wordwrap($paragraph, $wrap - $indent, $wrap_char, $wrap_cut); // indent lines if($indent > 0) { $paragraph = preg_replace('!^!m',str_repeat($indent_char,$indent),$paragraph); } $output .= $paragraph . $wrap_char . $wrap_char; } if($assign != null) { $smarty->assign($assign,$output); } else { return $output; } } /* vim: set expandtab: */ ?>
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