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joko |
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<?php |
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/* |
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* Smarty plugin |
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* ------------------------------------------------------------- |
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* Type: block function |
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* Name: textformat |
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* Purpose: format text a certain way with preset styles |
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* or custom wrap/indent settings |
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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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* ------------------------------------------------------------- |
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*/ |
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function smarty_block_textformat($params, $content, &$this) |
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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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if($content == null) { |
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return true; |
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} |
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extract($params); |
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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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foreach($paragraphs as $paragraph) { |
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if($paragraph == '') { |
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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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$paragraph = preg_replace(array('!\s+!','!(^\s+)|(\s+$)!'),array(' ',''),$paragraph); |
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// indent first line |
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if($indent_first > 0) { |
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$paragraph = str_repeat($indent_char,$indent_first) . $paragraph; |
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} |
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// wordwrap sentences |
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$paragraph = wordwrap($paragraph, $wrap - $indent, $wrap_char, $wrap_cut); |
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// indent lines |
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if($indent > 0) { |
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$paragraph = preg_replace('!^!m',str_repeat($indent_char,$indent),$paragraph); |
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} |
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$output .= $paragraph . $wrap_char . $wrap_char; |
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} |
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if($assign != null) { |
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$this->assign($assign,$output); |
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} else { |
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echo $output; |
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} |
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//echo $content; |
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} |
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/* vim: set expandtab: */ |
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?> |