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<?php |
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/** |
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* Highlighter |
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* |
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* Copyright (C) 2016, Some right reserved. |
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* |
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* @author Kacper "Kadet" Donat <[email protected]> |
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* @author Olgierd Grzyb <[email protected]> |
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* |
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* Contact with author: |
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* Xmpp: [email protected] |
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* E-mail: [email protected] |
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* |
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* From Kadet with love. |
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*/ |
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namespace Kadet\Highlighter\Formatter; |
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use Kadet\Highlighter\Parser\Token\Token; |
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use Kadet\Highlighter\Parser\Tokens; |
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use Kadet\Highlighter\Utils\ArrayHelper; |
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/** |
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* Class LatexFormatter |
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* |
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* @package Kadet\Highlighter\Formatter |
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*/ |
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class LatexFormatter extends AbstractFormatter implements FormatterInterface |
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{ |
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private $_styles; |
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/** |
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* LatexFormatter constructor. |
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* |
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* @param array $options |
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*/ |
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View Code Duplication |
public function __construct(array $options = []) |
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{ |
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parent::__construct(array_replace_recursive([ |
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'styles' => include __DIR__.'/../Styles/Cli/Default.php' |
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], $options)); |
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$this->_styles = $this->_options['styles']; |
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} |
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protected function token(Token $token) |
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{ |
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list($openTag, $closeTag) = $this->getOpenCloseTags($token); |
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return $token->isStart() ? $openTag : $closeTag; |
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} |
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protected function content($token) |
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{ |
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$replace = [ |
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'\\' => '\\textbackslash{}', |
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'{' => '\\{', |
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'}' => '\\}', |
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// When there is a \ in the source, it gets translated to |
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// \textasciibackslash{}, but then the { and } are escaped to \{ |
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// and \}. This substitution reverts this. |
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'\\textbackslash\\{\\}' => '\\textbackslash{}', |
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'%' => '\\%', |
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'_' => '\\_', |
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'^' => '\\textasciicircum{}', |
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'~' => '\\textasciitilde{}', |
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'$' => '\\$', |
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'&' => '\\&', |
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'<' => '\\textless{}', |
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'>' => '\\textgreater{}', |
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]; |
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// We can do just with a simple str_replace() because PHP promises to |
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// process them sequentially: |
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// https://secure.php.net/manual/en/function.str-replace.php#refsect1-function.str-replace-parameters |
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return str_replace( |
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array_keys($replace), |
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array_values($replace), |
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$token |
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); |
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} |
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protected function getOpenCloseTags($token) |
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{ |
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$openTag = $closeTag = ''; |
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$style = $this->getStyle($token); |
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if (ArrayHelper::get($style, 'bold', false)) { |
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$openTag .= '\\textbf{'; |
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$closeTag .= '}'; |
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} |
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if (ArrayHelper::get($style, 'italic', false)) { |
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$openTag .= '\\textsl{'; |
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$closeTag .= '}'; |
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} |
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if (ArrayHelper::get($style, 'underline', false)) { |
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$openTag .= '\\underline{'; |
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$closeTag .= '}'; |
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} |
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if (($color = ArrayHelper::get($style, 'color', 'default')) !== 'default') { |
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$openTag .= sprintf('\\textcolor{%s}{', $style['color']); |
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$closeTag .= '}'; |
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} |
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return [$openTag, $closeTag]; |
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} |
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protected function getStyle($token) |
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{ |
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return ArrayHelper::resolve($this->_styles, $token->name, []); |
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} |
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} |
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kadet1090 /
KeyLighter
