CssXPath-StarSelector (#4506)

* CssXPath-StarSelector
Add support for selectors such as `a[href*="example"]`
https://developer.mozilla.org/docs/Web/CSS/Attribute_selectors
Translated to `.//a[contains(@href,"example")]`

Upstream PR: https://github.com/PhpGt/CssXPath/pull/181

* Upstream merged

3 files changed, 19 insertions, 10 deletions

diff --git a/lib/phpgt/cssxpath/src/CssXPathException.php b/lib/phpgt/cssxpath/src/CssXPathException.php
index 81ad3ac9d..bd7798243 100644
--- a/lib/phpgt/cssxpath/src/CssXPathException.php
+++ b/lib/phpgt/cssxpath/src/CssXPathException.php
@@ -3,4 +3,4 @@ namespace Gt\CssXPath;
 
 use RuntimeException;
 
-class CssXPathException extends RuntimeException {}
\ No newline at end of file
+class CssXPathException extends RuntimeException {}
diff --git a/lib/phpgt/cssxpath/src/NotYetImplementedException.php b/lib/phpgt/cssxpath/src/NotYetImplementedException.php
index 39d12b3bc..70d9492cf 100644
--- a/lib/phpgt/cssxpath/src/NotYetImplementedException.php
+++ b/lib/phpgt/cssxpath/src/NotYetImplementedException.php
@@ -1,4 +1,4 @@
 <?php
 namespace Gt\CssXPath;
 
-class NotYetImplementedException extends CssXPathException {}
\ No newline at end of file
+class NotYetImplementedException extends CssXPathException {}
diff --git a/lib/phpgt/cssxpath/src/Translator.php b/lib/phpgt/cssxpath/src/Translator.php
index 140909099..01ed98bc6 100644
--- a/lib/phpgt/cssxpath/src/Translator.php
+++ b/lib/phpgt/cssxpath/src/Translator.php
@@ -12,7 +12,7 @@ class Translator {
 		. '|(#(?P<id>[\w-]*))'
 		. '|(\.(?P<class>[\w-]*))'
 		. '|(?P<sibling>\s*\+\s*)'
-		. "|(\[(?P<attribute>[\w-]*)((?P<attribute_equals>[=~$]+)(?P<attribute_value>(.+\[\]'?)|[^\]]+))*\])+"
+		. "|(\[(?P<attribute>[\w-]*)((?P<attribute_equals>[=~$*]+)(?P<attribute_value>(.+\[\]'?)|[^\]]+))*\])+"
 		. '|(?P<descendant>\s+)'
 		. '/';
 
@@ -61,7 +61,7 @@ class Translator {
 		$thread = array_values($thread);
 
 		$xpath = [$this->prefix];
-		$prevType = "";
+		$hasElement = false;
 		foreach($thread as $threadKey => $currentThreadItem) {
 			$next = isset($thread[$threadKey + 1])
 				? $thread[$threadKey + 1]
@@ -71,6 +71,7 @@ class Translator {
 			case "star":
 			case "element":
 				$xpath []= $currentThreadItem['content'];
+				$hasElement = true;
 				break;
 
 			case "pseudo":
@@ -160,23 +161,26 @@ class Translator {
 
 			case "child":
 				array_push($xpath, "/");
+				$hasElement = false;
 				break;
 
 			case "id":
 				array_push(
 					$xpath,
-					($prevType != "element"  ? '*' : '')
+					($hasElement ? '' : '*')
 					. "[@id='{$currentThreadItem['content']}']"
 				);
+				$hasElement = true;
 				break;
 
 			case "class":
 				// https://devhints.io/xpath#class-check
 				array_push(
 					$xpath,
-					(($prevType != "element" && $prevType != "class") ? '*' : '')
+					($hasElement ? '' : '*')
 					. "[contains(concat(' ',normalize-space(@class),' '),' {$currentThreadItem['content']} ')]"
 				);
+				$hasElement = true;
 				break;
 
 			case "sibling":
@@ -184,11 +188,13 @@ class Translator {
 					$xpath,
 					"/following-sibling::*[1]/self::"
 				);
+				$hasElement = false;
 				break;
 
 			case "attribute":
-				if(!$prevType) {
+				if(!$hasElement) {
 					array_push($xpath, "*");
+					$hasElement = true;
 				}
 
 				/** @var null|array<int, array<string, string>> $detail */
@@ -220,7 +226,11 @@ class Translator {
 					break;
 
 				case self::EQUALS_CONTAINS:
-					throw new NotYetImplementedException();
+					array_push(
+						$xpath,
+						"[contains(@{$currentThreadItem['content']},\"{$valueString}\")]"
+					);
+					break;
 
 				case self::EQUALS_CONTAINS_WORD:
 					array_push(
@@ -257,10 +267,9 @@ class Translator {
 
 			case "descendant":
 				array_push($xpath, "//");
+				$hasElement = false;
 				break;
 			}
-
-			$prevType = $currentThreadItem["type"];
 		}
 
 		return implode("", $xpath);