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Diffstat (limited to 'library/Smarty/libs/plugins/block.textformat.php')
| -rw-r--r-- | library/Smarty/libs/plugins/block.textformat.php | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/library/Smarty/libs/plugins/block.textformat.php b/library/Smarty/libs/plugins/block.textformat.php new file mode 100644 index 000000000..b22b104a5 --- /dev/null +++ b/library/Smarty/libs/plugins/block.textformat.php @@ -0,0 +1,113 @@ +<?php +/** + * Smarty plugin to format text blocks + * + * @package Smarty + * @subpackage PluginsBlock + */ + +/** + * Smarty {textformat}{/textformat} block plugin + * + * Type: block function<br> + * Name: textformat<br> + * Purpose: format text a certain way with preset styles + * or custom wrap/indent settings<br> + * Params: + * <pre> + * - style - string (email) + * - indent - integer (0) + * - wrap - integer (80) + * - wrap_char - string ("\n") + * - indent_char - string (" ") + * - wrap_boundary - boolean (true) + * </pre> + * + * @link http://www.smarty.net/manual/en/language.function.textformat.php {textformat} + * (Smarty online manual) + * @param array $params parameters + * @param string $content contents of the block + * @param Smarty_Internal_Template $template template object + * @param boolean &$repeat repeat flag + * @return string content re-formatted + * @author Monte Ohrt <monte at ohrt dot com> + */ +function smarty_block_textformat($params, $content, $template, &$repeat) +{ + if (is_null($content)) { + return; + } + + $style = null; + $indent = 0; + $indent_first = 0; + $indent_char = ' '; + $wrap = 80; + $wrap_char = "\n"; + $wrap_cut = false; + $assign = null; + + foreach ($params as $_key => $_val) { + switch ($_key) { + case 'style': + case 'indent_char': + case 'wrap_char': + case 'assign': + $$_key = (string)$_val; + break; + + case 'indent': + case 'indent_first': + case 'wrap': + $$_key = (int)$_val; + break; + + case 'wrap_cut': + $$_key = (bool)$_val; + break; + + default: + trigger_error("textformat: unknown attribute '$_key'"); + } + } + + if ($style == 'email') { + $wrap = 72; + } + // split into paragraphs + $_paragraphs = preg_split('![\r\n]{2}!', $content); + $_output = ''; + + + foreach ($_paragraphs as &$_paragraph) { + if (!$_paragraph) { + continue; + } + // convert mult. spaces & special chars to single space + $_paragraph = preg_replace(array('!\s+!' . Smarty::$_UTF8_MODIFIER, '!(^\s+)|(\s+$)!' . Smarty::$_UTF8_MODIFIER), array(' ', ''), $_paragraph); + // indent first line + if ($indent_first > 0) { + $_paragraph = str_repeat($indent_char, $indent_first) . $_paragraph; + } + // wordwrap sentences + if (Smarty::$_MBSTRING) { + require_once(SMARTY_PLUGINS_DIR . 'shared.mb_wordwrap.php'); + $_paragraph = smarty_mb_wordwrap($_paragraph, $wrap - $indent, $wrap_char, $wrap_cut); + } else { + $_paragraph = wordwrap($_paragraph, $wrap - $indent, $wrap_char, $wrap_cut); + } + // indent lines + if ($indent > 0) { + $_paragraph = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraph); + } + } + $_output = implode($wrap_char . $wrap_char, $_paragraphs); + + if ($assign) { + $template->assign($assign, $_output); + } else { + return $_output; + } +} + +?>
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