PageRenderTime 15ms CodeModel.GetById 2ms app.highlight 8ms RepoModel.GetById 1ms app.codeStats 0ms

/framework/vendor/smarty3/lib/libs/plugins/block.textformat.php

http://zoop.googlecode.com/
PHP | 103 lines | 56 code | 10 blank | 37 comment | 9 complexity | 59ddf623f0d3eccd5b66919ebfec0802 MD5 | raw file
  1<?php
  2/**
  3* Smarty plugin to format text blocks
  4*
  5* @package Smarty
  6* @subpackage PluginsBlock
  7*/
  8
  9/**
 10* Smarty {textformat}{/textformat} block plugin
 11* 
 12* Type:     block function<br>
 13* Name:     textformat<br>
 14* Purpose:  format text a certain way with preset styles
 15*            or custom wrap/indent settings<br>
 16* 
 17* @link http://smarty.php.net/manual/en/language.function.textformat.php {textformat}
 18       (Smarty online manual)
 19* @param array $params parameters
 20* <pre>
 21* Params:   style: string (email)
 22*            indent: integer (0)
 23*            wrap: integer (80)
 24*            wrap_char string ("\n")
 25*            indent_char: string (" ")
 26*            wrap_boundary: boolean (true)
 27* </pre>
 28* @author Monte Ohrt <monte at ohrt dot com> 
 29* @param string $content contents of the block
 30* @param object $smarty Smarty object
 31* @param boolean &$repeat repeat flag
 32* @param object $template template object
 33* @return string content re-formatted
 34*/
 35function smarty_block_textformat($params, $content, $smarty, &$repeat, $template)
 36{
 37    if (is_null($content)) {
 38        return;
 39    } 
 40
 41    $style = null;
 42    $indent = 0;
 43    $indent_first = 0;
 44    $indent_char = ' ';
 45    $wrap = 80;
 46    $wrap_char = "\n";
 47    $wrap_cut = false;
 48    $assign = null;
 49
 50    foreach ($params as $_key => $_val) {
 51        switch ($_key) {
 52            case 'style':
 53            case 'indent_char':
 54            case 'wrap_char':
 55            case 'assign':
 56                $$_key = (string)$_val;
 57                break;
 58
 59            case 'indent':
 60            case 'indent_first':
 61            case 'wrap':
 62                $$_key = (int)$_val;
 63                break;
 64
 65            case 'wrap_cut':
 66                $$_key = (bool)$_val;
 67                break;
 68
 69            default:
 70                $smarty->trigger_error("textformat: unknown attribute '$_key'");
 71        } 
 72    } 
 73
 74    if ($style == 'email') {
 75        $wrap = 72;
 76    } 
 77    // split into paragraphs
 78    $_paragraphs = preg_split('![\r\n][\r\n]!', $content);
 79    $_output = '';
 80
 81    for($_x = 0, $_y = count($_paragraphs); $_x < $_y; $_x++) {
 82        if ($_paragraphs[$_x] == '') {
 83            continue;
 84        } 
 85        // convert mult. spaces & special chars to single space
 86        $_paragraphs[$_x] = preg_replace(array('!\s+!', '!(^\s+)|(\s+$)!'), array(' ', ''), $_paragraphs[$_x]); 
 87        // indent first line
 88        if ($indent_first > 0) {
 89            $_paragraphs[$_x] = str_repeat($indent_char, $indent_first) . $_paragraphs[$_x];
 90        } 
 91        // wordwrap sentences
 92        $_paragraphs[$_x] = wordwrap($_paragraphs[$_x], $wrap - $indent, $wrap_char, $wrap_cut); 
 93        // indent lines
 94        if ($indent > 0) {
 95            $_paragraphs[$_x] = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraphs[$_x]);
 96        } 
 97    } 
 98    $_output = implode($wrap_char . $wrap_char, $_paragraphs);
 99    
100    return $assign ? $template->assign($assign, $_output) : $_output;
101} 
102
103?>