diff options
Diffstat (limited to 'include/smarty/libs/plugins/block.textformat.php')
-rw-r--r-- | include/smarty/libs/plugins/block.textformat.php | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/include/smarty/libs/plugins/block.textformat.php b/include/smarty/libs/plugins/block.textformat.php new file mode 100644 index 000000000..8cd010acb --- /dev/null +++ b/include/smarty/libs/plugins/block.textformat.php @@ -0,0 +1,103 @@ +<?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> + * @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: */ + +?> |