Редакция 2 | Содержимое файла | Сравнить с предыдущей | Последнее изменение | Открыть журнал | RSS
Редакция | Автор | № строки | Строка |
---|---|---|---|
2 | alex-w | 1 | <?php |
2 | /** |
||
3 | * Smarty plugin |
||
4 | * @package Smarty |
||
5 | * @subpackage plugins |
||
6 | */ |
||
7 | |||
8 | /** |
||
9 | * Smarty {textformat}{/textformat} block plugin |
||
10 | * |
||
11 | * Type: block function<br> |
||
12 | * Name: textformat<br> |
||
13 | * Purpose: format text a certain way with preset styles |
||
14 | * or custom wrap/indent settings<br> |
||
15 | * @link http://smarty.php.net/manual/en/language.function.textformat.php {textformat} |
||
16 | * (Smarty online manual) |
||
17 | * @param array |
||
18 | * <pre> |
||
19 | * Params: style: string (email) |
||
20 | * indent: integer (0) |
||
21 | * wrap: integer (80) |
||
22 | * wrap_char string ("\n") |
||
23 | * indent_char: string (" ") |
||
24 | * wrap_boundary: boolean (true) |
||
25 | * </pre> |
||
26 | * @author Monte Ohrt <monte at ohrt dot com> |
||
27 | * @param string contents of the block |
||
28 | * @param Smarty clever simulation of a method |
||
29 | * @return string string $content re-formatted |
||
30 | */ |
||
31 | function smarty_block_textformat($params, $content, &$smarty) |
||
32 | { |
||
33 | if (is_null($content)) { |
||
34 | return; |
||
35 | } |
||
36 | |||
37 | $style = null; |
||
38 | $indent = 0; |
||
39 | $indent_first = 0; |
||
40 | $indent_char = ' '; |
||
41 | $wrap = 80; |
||
42 | $wrap_char = "\n"; |
||
43 | $wrap_cut = false; |
||
44 | $assign = null; |
||
45 | |||
46 | foreach ($params as $_key => $_val) { |
||
47 | switch ($_key) { |
||
48 | case 'style': |
||
49 | case 'indent_char': |
||
50 | case 'wrap_char': |
||
51 | case 'assign': |
||
52 | $$_key = (string)$_val; |
||
53 | break; |
||
54 | |||
55 | case 'indent': |
||
56 | case 'indent_first': |
||
57 | case 'wrap': |
||
58 | $$_key = (int)$_val; |
||
59 | break; |
||
60 | |||
61 | case 'wrap_cut': |
||
62 | $$_key = (bool)$_val; |
||
63 | break; |
||
64 | |||
65 | default: |
||
66 | $smarty->trigger_error("textformat: unknown attribute '$_key'"); |
||
67 | } |
||
68 | } |
||
69 | |||
70 | if ($style == 'email') { |
||
71 | $wrap = 72; |
||
72 | } |
||
73 | |||
74 | // split into paragraphs |
||
75 | $_paragraphs = preg_split('![\r\n][\r\n]!',$content); |
||
76 | $_output = ''; |
||
77 | |||
78 | for($_x = 0, $_y = count($_paragraphs); $_x < $_y; $_x++) { |
||
79 | if ($_paragraphs[$_x] == '') { |
||
80 | continue; |
||
81 | } |
||
82 | // convert mult. spaces & special chars to single space |
||
83 | $_paragraphs[$_x] = preg_replace(array('!\s+!','!(^\s+)|(\s+$)!'), array(' ',''), $_paragraphs[$_x]); |
||
84 | // indent first line |
||
85 | if($indent_first > 0) { |
||
86 | $_paragraphs[$_x] = str_repeat($indent_char, $indent_first) . $_paragraphs[$_x]; |
||
87 | } |
||
88 | // wordwrap sentences |
||
89 | $_paragraphs[$_x] = wordwrap($_paragraphs[$_x], $wrap - $indent, $wrap_char, $wrap_cut); |
||
90 | // indent lines |
||
91 | if($indent > 0) { |
||
92 | $_paragraphs[$_x] = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraphs[$_x]); |
||
93 | } |
||
94 | } |
||
95 | $_output = implode($wrap_char . $wrap_char, $_paragraphs); |
||
96 | |||
97 | return $assign ? $smarty->assign($assign, $_output) : $_output; |
||
98 | |||
99 | } |
||
100 | |||
101 | /* vim: set expandtab: */ |
||
102 | |||
103 | ?> |