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<?php |
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namespace PHPMV\utils; |
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use PHPMV\js\JavascriptUtils; |
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use PHPMV\react\ReactJS; |
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/** |
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* PHPMV\utils$JSX |
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* This class is part of Ubiquity |
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* |
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* @author jc |
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* @version 1.0.0 |
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* |
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*/ |
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class JSX { |
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public static $reactCreateElement = 'React.createElement'; |
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private static $jsDetect = [ |
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'onBlur' => 0, |
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'onChange' => 0, |
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'onDblclick' => 0, |
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'onClick' => 0, |
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'value' => 0 |
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]; |
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private static function getName(string $name, ReactJS $react): string { |
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return $react->components[$name] ?? '"' . $name . '"'; |
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} |
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private static $attributes = [ |
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'classname' => 'className', |
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'onblur' => 'onBlur', |
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'onclick' => 'onClick', |
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'onchange' => 'onChange' |
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]; |
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private static function cleanJSONFunctions(string $json): string { |
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return \str_replace([ |
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'"!!%', |
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'%!!"' |
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], '', $json); |
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} |
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private static function hasBraces(string $str): bool { |
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return (\substr($str, 0, 1) === '{' && \substr($str, - 1) === '}'); |
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} |
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private static function nodeToJs(\DOMNode $root, ?ReactJS $react): string { |
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$attributes = []; |
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$name = $root->nodeName; |
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if ($root->hasAttributes()) { |
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$attrs = $root->attributes; |
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foreach ($attrs as $i => $attr) { |
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$attrName = self::$attributes[$attr->name] ?? $attr->name; |
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$attrValue = $attr->value; |
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if (isset(self::$jsDetect[$attrName])) { |
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if (self::hasBraces($attrValue)) { |
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$attrValue = \substr($attrValue, 1, - 1); |
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} |
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$attributes[$attrName] = '!!%' . $attrValue . '%!!'; |
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} else { |
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$attributes[$attrName] = $attrValue; |
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} |
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} |
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} |
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$childrenStr = self::getChildrenStr($root, $react); |
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return self::$reactCreateElement . "(" . ((isset($react)) ? self::getName($name, $react) : $name) . "," . self::cleanJSONFunctions(JavascriptUtils::toJSON($attributes)) . "$childrenStr)"; |
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} |
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private static function getChildrenStr(\DOMNode $root, ?ReactJS $react): string { |
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$children = []; |
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$childNodes = $root->childNodes; |
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for ($i = 0; $i < $childNodes->length; $i ++) { |
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$child = $childNodes->item($i); |
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if ($child->nodeType == XML_TEXT_NODE) { |
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$v = \trim($child->nodeValue); |
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if ($v != null) { |
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\preg_match_all('@\{(.*?)\}@', $v, $matches); |
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if (\count($matches[1]) > 0) { |
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foreach ($matches[1] as $ev) { |
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$children[] = $ev; |
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} |
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} else { |
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$children[] = "`$v`"; |
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} |
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} |
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} else { |
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$children[] = self::nodeToJs($child, $react); |
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} |
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} |
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return (count($children) > 0) ? (',' . implode(',', $children)) : ''; |
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} |
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public static function toJs(string $html, ?ReactJS $react = null): string { |
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\libxml_use_internal_errors(true); |
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$dom = new \DOMDocument('1.0', 'UTF-8'); |
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$dom->loadHTML($html, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD); |
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return self::nodeToJs($dom->documentElement, $react); |
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} |
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} |
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phpMv /
php-reactjs
