← All changes | vendor/symfony/css-selector/XPath/Extension/NodeExtension.php +61 -6 4.3.7 → 4.4.9 View file →

		@@ -18,9 +18,9 @@
18	18	/**
19	19	* XPath expression translator node extension.
20	20	*
21	21	* This component is a port of the Python cssselect library,
22		- * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
	22	+ * which is copyright Ian Bicking, @see https://github.com/scrapy/cssselect.
23	23	*
24	24	* @author Jean-François Simon <[email protected]>
25	25	*
26	26	* @internal
		@@ -30,13 +30,11 @@
30	30	public const ELEMENT_NAME_IN_LOWER_CASE = 1;
31	31	public const ATTRIBUTE_NAME_IN_LOWER_CASE = 2;
32	32	public const ATTRIBUTE_VALUE_IN_LOWER_CASE = 4;
33	33
34		- private int $flags;
35		-
36		- public function __construct(int $flags = 0)
37		- {
38		- $this->flags = $flags;
	34	+ public function __construct(
	35	+ private int $flags = 0,
	36	+ ) {
39	37	}
40	38
41	39	/**
42	40	* @return $this
		@@ -64,8 +62,10 @@
64	62	return [
65	63	'Selector' => $this->translateSelector(...),
66	64	'CombinedSelector' => $this->translateCombinedSelector(...),
67	65	'Negation' => $this->translateNegation(...),
	66	+ 'Matching' => $this->translateMatching(...),
	67	+ 'SpecificityAdjustment' => $this->translateSpecificityAdjustment(...),
68	68	'Function' => $this->translateFunction(...),
69	69	'Pseudo' => $this->translatePseudo(...),
70	70	'Attribute' => $this->translateAttribute(...),
71	71	'Class' => $this->translateClass(...),
		@@ -70,8 +70,9 @@
70	70	'Attribute' => $this->translateAttribute(...),
71	71	'Class' => $this->translateClass(...),
72	72	'Hash' => $this->translateHash(...),
73	73	'Element' => $this->translateElement(...),
	74	+ 'Relation' => $this->translateRelation(...),
74	75	];
75	76	}
76	77
77	78	public function translateSelector(Node\SelectorNode $node, Translator $translator): XPathExpr
		@@ -96,8 +97,41 @@
96	97
97	98	return $xpath->addCondition('0');
98	99	}
99	100
	101	+ public function translateMatching(Node\MatchingNode $node, Translator $translator): XPathExpr
	102	+ {
	103	+ return $this->translateMatchingOrSpecificityAdjustment($node->selector, $node->arguments, $translator);
	104	+ }
	105	+
	106	+ public function translateSpecificityAdjustment(Node\SpecificityAdjustmentNode $node, Translator $translator): XPathExpr
	107	+ {
	108	+ return $this->translateMatchingOrSpecificityAdjustment($node->selector, $node->arguments, $translator);
	109	+ }
	110	+
	111	+ /**
	112	+ * @param array<Node\NodeInterface> $arguments
	113	+ */
	114	+ private function translateMatchingOrSpecificityAdjustment(Node\NodeInterface $selector, array $arguments, Translator $translator): XPathExpr
	115	+ {
	116	+ $xpath = $translator->nodeToXPath($selector);
	117	+
	118	+ $conditions = [];
	119	+ foreach ($arguments as $argument) {
	120	+ $expr = $translator->nodeToXPath($argument);
	121	+ $expr->addNameTest();
	122	+ if ('' !== $condition = $expr->getCondition()) {
	123	+ $conditions[] = $condition;
	124	+ }
	125	+ }
	126	+
	127	+ if ($conditions) {
	128	+ $xpath->addCondition(1 === \count($conditions) ? $conditions[0] : '('.implode(') or (', $conditions).')');
	129	+ }
	130	+
	131	+ return $xpath;
	132	+ }
	133	+
100	134	public function translateFunction(Node\FunctionNode $node, Translator $translator): XPathExpr
101	135	{
102	136	$xpath = $translator->nodeToXPath($node->getSelector());
103	137
		@@ -174,8 +208,29 @@
174	208
175	209	if (!$safe) {
176	210	$xpath->addNameTest();
177	211	}
	212	+
	213	+ return $xpath;
	214	+ }
	215	+
	216	+ public function translateRelation(Node\RelationNode $node, Translator $translator): XPathExpr
	217	+ {
	218	+ $arguments = $node->getArguments();
	219	+ if (1 === \count($arguments)) {
	220	+ [$combinator, $subSelector] = $arguments[0];
	221	+
	222	+ return $translator->addRelativeCombination($combinator, $node->getSelector(), $subSelector);
	223	+ }
	224	+
	225	+ $conditions = [];
	226	+ foreach ($arguments as [$combinator, $subSelector]) {
	227	+ $relativeXpath = (string) $translator->addRelativeCombination($combinator, new Node\ElementNode(), $subSelector);
	228	+ $conditions[] = substr($relativeXpath, 2, -1);
	229	+ }
	230	+
	231	+ $xpath = $translator->nodeToXPath($node->getSelector());
	232	+ $xpath->addCondition('('.implode(') or (', $conditions).')');
178	233
179	234	return $xpath;
180	235	}
181	236