Completed
Push — master ( cc4ebe...d2d04e )
by Tom
02:30
created

Not::notElement()   A

Complexity

Conditions 4
Paths 4

Size

Total Lines 12
Code Lines 7

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
c 1
b 0
f 0
dl 0
loc 12
rs 9.2
cc 4
eloc 7
nc 4
nop 4
1
<?php
2
/* @description     Transformation Style Sheets - Revolutionising PHP templating    *
3
 * @author          Tom Butler [email protected]                                             *
4
 * @copyright       2015 Tom Butler <[email protected]> | https://r.je/                      *
5
 * @license         http://www.opensource.org/licenses/bsd-license.php  BSD License *
6
 * @version         1.0                                                             */
7
namespace Transphporm\Pseudo;
8
class Not implements \Transphporm\Pseudo {
9
	private $dataFunction;
10
11
	public function __construct(\Transphporm\Hook\DataFunction $dataFunction) {
12
		$this->dataFunction = $dataFunction;
13
	}
14
15
	public function match($pseudo, \DomElement $element) {
16
		if (strpos($pseudo, 'not') === 0) {
17
			$valueParser = new \Transphporm\Parser\Value($this->dataFunction);
18
			$bracketMatcher = new \Transphporm\Parser\BracketMatcher($pseudo);
19
			$css = explode(',', $bracketMatcher->match('(', ')'));
20
			$xpath = new \DomXpath($element->ownerDocument);
21
			return $this->notElement($css, $valueParser, $xpath, $element);
22
		}
23
		return true;
24
	}
25
26
	private function notElement($css, $valueParser, $xpath, $element) {
27
		foreach ($css as $selector) {
28
			$cssToXpath = new \Transphporm\Parser\CssToXpath($selector, $valueParser);
29
			$xpathString = $cssToXpath->getXpath();					
30
			//Find all nodes matched by the expressions in the brackets :not(EXPR)
31
			foreach ($xpath->query($xpathString) as $matchedElement) {
32
				//Check to see whether this node was matched by the not query
33
				if ($element->isSameNode($matchedElement)) return false;
34
			}
35
		}
36
		return true;
37
	}
38
}