<?php
 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; } $_paragraphs = preg_split('![\r\n][\r\n]!',$content); $_output = ''; for($_x = 0, $_y = count($_paragraphs); $_x < $_y; $_x++) { if ($_paragraphs[$_x] == '') { continue; } $_paragraphs[$_x] = preg_replace(array('!\s+!','!(^\s+)|(\s+$)!'), array(' ',''), $_paragraphs[$_x]); if($indent_first > 0) { $_paragraphs[$_x] = str_repeat($indent_char, $indent_first) . $_paragraphs[$_x]; } $_paragraphs[$_x] = wordwrap($_paragraphs[$_x], $wrap - $indent, $wrap_char, $wrap_cut); if($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; } ?>
