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<?php |
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/** |
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* Spiral Framework. |
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* |
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* @license MIT |
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* @author Anton Titov (Wolfy-J) |
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*/ |
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namespace Spiral\Tokenizer\Highlighter; |
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/** |
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* Highlight code tokens. Attention, you have to specify container and container colors manually. |
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*/ |
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class Style |
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{ |
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/** |
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* Style templates. |
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* |
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* @var array |
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*/ |
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protected $templates = [ |
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'token' => "<span style=\"{style}\">{code}</span>", |
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'line' => "<div><span class=\"number\">{number}</span>{code}</div>\n", |
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'highlighted' => "<div class=\"highlighted\"><span class=\"number\">{number}</span>{code}</div>\n" |
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]; |
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/** |
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* Styles associated with token types. |
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* |
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* @var array |
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*/ |
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protected $styles = [ |
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'color: blue; font-weight: bold;' => [ |
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T_STATIC, |
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T_PUBLIC, |
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T_PRIVATE, |
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T_PROTECTED, |
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T_CLASS, |
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T_NEW, |
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T_FINAL, |
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T_ABSTRACT, |
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T_IMPLEMENTS, |
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T_CONST, |
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T_ECHO, |
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T_CASE, |
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T_FUNCTION, |
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T_GOTO, |
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T_INCLUDE, |
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T_INCLUDE_ONCE, |
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T_REQUIRE, |
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T_REQUIRE_ONCE, |
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T_VAR, |
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T_INSTANCEOF, |
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T_INTERFACE, |
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T_THROW, |
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T_ARRAY, |
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T_IF, |
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T_ELSE, |
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T_ELSEIF, |
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T_TRY, |
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T_CATCH, |
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T_CLONE, |
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T_WHILE, |
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T_FOR, |
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T_DO, |
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T_UNSET, |
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T_FOREACH, |
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T_RETURN, |
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T_EXIT |
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], |
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'color: blue' => [ |
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T_DNUMBER, |
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T_LNUMBER |
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], |
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'color: black; font: weight: bold;' => [ |
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T_OPEN_TAG, |
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T_CLOSE_TAG, |
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T_OPEN_TAG_WITH_ECHO |
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], |
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'color: gray;' => [ |
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T_COMMENT, |
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T_DOC_COMMENT |
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], |
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'color: green; font-weight: bold;' => [ |
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T_CONSTANT_ENCAPSED_STRING, |
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T_ENCAPSED_AND_WHITESPACE |
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], |
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'color: #660000;' => [ |
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T_VARIABLE |
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] |
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]; |
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/** |
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* Highlight given token. |
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* |
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* @param int $tokenType |
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* @param string $code |
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* @return string |
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*/ |
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public function highlightToken($tokenType, $code) |
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{ |
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foreach ($this->styles as $style => $tokens) { |
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if (!in_array($tokenType, $tokens)) { |
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//Nothing to highlight |
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continue; |
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} |
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if (strpos($code, "\n") === false) { |
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return \Spiral\interpolate($this->templates['token'], compact('style', 'code')); |
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} |
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$lines = []; |
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foreach (explode("\n", $code) as $line) { |
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$lines[] = \Spiral\interpolate($this->templates['token'], [ |
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'style' => $style, |
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'code' => $line |
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]); |
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} |
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return join("\n", $lines); |
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} |
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return $code; |
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} |
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/** |
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* Highlight one line. |
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* |
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* @param int $number |
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* @param string $code |
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* @param bool $highlighted |
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* @return string |
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*/ |
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public function line($number, $code, $highlighted = false) |
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{ |
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return \Spiral\interpolate( |
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$this->templates[$highlighted ? 'highlighted' : 'line'], |
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compact('number', 'code') |
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); |
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} |
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} |
spiral /
components
