110 lines
3.1 KiB
PHP
110 lines
3.1 KiB
PHP
<?php
|
|
/**
|
|
* Smarty plugin to format text blocks
|
|
*
|
|
* @package Smarty
|
|
* @subpackage PluginsBlock
|
|
*/
|
|
|
|
/**
|
|
* 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>
|
|
* Params:
|
|
* <pre>
|
|
* - style - string (email)
|
|
* - indent - integer (0)
|
|
* - wrap - integer (80)
|
|
* - wrap_char - string ("\n")
|
|
* - indent_char - string (" ")
|
|
* - wrap_boundary - boolean (true)
|
|
* </pre>
|
|
*
|
|
* @link http://www.smarty.net/manual/en/language.function.textformat.php {textformat}
|
|
* (Smarty online manual)
|
|
*
|
|
* @param array $params parameters
|
|
* @param string $content contents of the block
|
|
* @param Smarty_Internal_Template $template template object
|
|
* @param boolean &$repeat repeat flag
|
|
*
|
|
* @return string content re-formatted
|
|
* @author Monte Ohrt <monte at ohrt dot com>
|
|
*/
|
|
function smarty_block_textformat($params, $content, $template, &$repeat)
|
|
{
|
|
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) $_val;
|
|
break;
|
|
|
|
default:
|
|
trigger_error("textformat: unknown attribute '$_key'");
|
|
}
|
|
}
|
|
|
|
if ($style == 'email') {
|
|
$wrap = 72;
|
|
}
|
|
// split into paragraphs
|
|
$_paragraphs = preg_split('![\r\n]{2}!', $content);
|
|
|
|
foreach ($_paragraphs as &$_paragraph) {
|
|
if (!$_paragraph) {
|
|
continue;
|
|
}
|
|
// convert mult. spaces & special chars to single space
|
|
$_paragraph = preg_replace(array('!\s+!' . Smarty::$_UTF8_MODIFIER, '!(^\s+)|(\s+$)!' . Smarty::$_UTF8_MODIFIER), array(' ', ''), $_paragraph);
|
|
// indent first line
|
|
if ($indent_first > 0) {
|
|
$_paragraph = str_repeat($indent_char, $indent_first) . $_paragraph;
|
|
}
|
|
// wordwrap sentences
|
|
if (Smarty::$_MBSTRING) {
|
|
require_once(SMARTY_PLUGINS_DIR . 'shared.mb_wordwrap.php');
|
|
$_paragraph = smarty_mb_wordwrap($_paragraph, $wrap - $indent, $wrap_char, $wrap_cut);
|
|
} else {
|
|
$_paragraph = wordwrap($_paragraph, $wrap - $indent, $wrap_char, $wrap_cut);
|
|
}
|
|
// indent lines
|
|
if ($indent > 0) {
|
|
$_paragraph = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraph);
|
|
}
|
|
}
|
|
$_output = implode($wrap_char . $wrap_char, $_paragraphs);
|
|
|
|
if ($assign) {
|
|
$template->assign($assign, $_output);
|
|
} else {
|
|
return $_output;
|
|
}
|
|
}
|