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joko |
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<?php |
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joko |
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/** |
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* Smarty plugin |
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* @package Smarty |
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* @subpackage plugins |
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*/ |
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joko |
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joko |
1.2 |
/** |
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* Smarty {textformat}{/textformat} block plugin |
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* |
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* Type: block function<br> |
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* Name: textformat<br> |
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joko |
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* Purpose: format text a certain way with preset styles |
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joko |
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* or custom wrap/indent settings<br> |
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* @link http://smarty.php.net/manual/en/language.function.textformat.php {textformat} |
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* (Smarty online manual) |
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* @param array |
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* <pre> |
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joko |
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* Params: style: string (email) |
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* indent: integer (0) |
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* wrap: integer (80) |
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* wrap_char string ("\n") |
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* indent_char: string (" ") |
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* wrap_boundary: boolean (true) |
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joko |
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* </pre> |
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* @param string contents of the block |
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* @param Smarty clever simulation of a method |
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* @return string string $content re-formatted |
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joko |
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*/ |
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joko |
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function smarty_block_textformat($params, $content, &$smarty) |
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joko |
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{ |
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joko |
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if (is_null($content)) { |
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return; |
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} |
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$style = null; |
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$indent = 0; |
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$indent_first = 0; |
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$indent_char = ' '; |
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$wrap = 80; |
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$wrap_char = "\n"; |
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$wrap_cut = false; |
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$assign = null; |
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foreach ($params as $_key => $_val) { |
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switch ($_key) { |
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case 'style': |
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case 'indent_char': |
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case 'wrap_char': |
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case 'assign': |
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$$_key = (string)$_val; |
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break; |
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case 'indent': |
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case 'indent_first': |
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case 'wrap': |
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$$_key = (int)$_val; |
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break; |
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case 'wrap_cut': |
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$$_key = (bool)$_val; |
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break; |
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default: |
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$smarty->trigger_error("textformat: unknown attribute '$_key'"); |
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} |
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} |
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if ($style == 'email') { |
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$wrap = 72; |
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} |
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// split into paragraphs |
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$_paragraphs = preg_split('![\r\n][\r\n]!',$content); |
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$_output = ''; |
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for($_x = 0, $_y = count($_paragraphs); $_x < $_y; $_x++) { |
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if ($_paragraphs[$_x] == '') { |
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continue; |
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} |
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// convert mult. spaces & special chars to single space |
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$_paragraphs[$_x] = preg_replace(array('!\s+!','!(^\s+)|(\s+$)!'), array(' ',''), $_paragraphs[$_x]); |
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// indent first line |
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if($indent_first > 0) { |
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$_paragraphs[$_x] = str_repeat($indent_char, $indent_first) . $_paragraphs[$_x]; |
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} |
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// wordwrap sentences |
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$_paragraphs[$_x] = wordwrap($_paragraphs[$_x], $wrap - $indent, $wrap_char, $wrap_cut); |
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// indent lines |
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if($indent > 0) { |
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$_paragraphs[$_x] = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraphs[$_x]); |
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} |
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} |
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$_output = implode($wrap_char . $wrap_char, $_paragraphs); |
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return $assign ? $smarty->assign($assign, $_output) : $_output; |
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joko |
1.1 |
} |
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/* vim: set expandtab: */ |
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?> |
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