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