libs/plugins/block.textformat.php Quellcode

block.textformat.php
gehe zur Dokumentation dieser Datei
1 <?php
36 function smarty_block_textformat($params, $content, $template, &$repeat)
37 {
38  if (is_null($content)) {
39  return;
40  }
41 
42  $style = null;
43  $indent = 0;
44  $indent_first = 0;
45  $indent_char = ' ';
46  $wrap = 80;
47  $wrap_char = "\n";
48  $wrap_cut = false;
49  $assign = null;
50 
51  foreach ($params as $_key => $_val) {
52  switch ($_key) {
53  case 'style':
54  case 'indent_char':
55  case 'wrap_char':
56  case 'assign':
57  $$_key = (string) $_val;
58  break;
59 
60  case 'indent':
61  case 'indent_first':
62  case 'wrap':
63  $$_key = (int) $_val;
64  break;
65 
66  case 'wrap_cut':
67  $$_key = (bool) $_val;
68  break;
69 
70  default:
71  trigger_error("textformat: unknown attribute '$_key'");
72  }
73  }
74 
75  if ($style == 'email') {
76  $wrap = 72;
77  }
78  // split into paragraphs
79  $_paragraphs = preg_split('![\r\n]{2}!', $content);
80 
81  foreach ($_paragraphs as &$_paragraph) {
82  if (!$_paragraph) {
83  continue;
84  }
85  // convert mult. spaces & special chars to single space
86  $_paragraph = preg_replace(array('!\s+!' . Smarty::$_UTF8_MODIFIER, '!(^\s+)|(\s+$)!' . Smarty::$_UTF8_MODIFIER), array(' ', ''), $_paragraph);
87  // indent first line
88  if ($indent_first > 0) {
89  $_paragraph = str_repeat($indent_char, $indent_first) . $_paragraph;
90  }
91  // wordwrap sentences
92  if (Smarty::$_MBSTRING) {
93  require_once(SMARTY_PLUGINS_DIR . 'shared.mb_wordwrap.php');
94  $_paragraph = smarty_mb_wordwrap($_paragraph, $wrap - $indent, $wrap_char, $wrap_cut);
95  } else {
96  $_paragraph = wordwrap($_paragraph, $wrap - $indent, $wrap_char, $wrap_cut);
97  }
98  // indent lines
99  if ($indent > 0) {
100  $_paragraph = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraph);
101  }
102  }
103  $_output = implode($wrap_char . $wrap_char, $_paragraphs);
104 
105  if ($assign) {
106  $template->assign($assign, $_output);
107  } else {
108  return $_output;
109  }
110 }




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