feature: mark component forms with component name

closes #499
PhpGt · Jan 28, 2025 · 0690a51 · 0690a51
1 parent b469f18
commit 0690a51
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diff --git a/src/ComponentExpander.php b/src/ComponentExpander.php
@@ -32,6 +32,13 @@ public function expand(Element $context = null):array {
 					src: $src,
 				);
 				$element->innerHTML = $content;
+				foreach($element->querySelectorAll("form[method='post']") as $form) {
+					$componentInput = $element->ownerDocument->createElement("input");
+					$componentInput->type = "hidden";
+					$componentInput->name = "__component";
+					$componentInput->value = $name;
+					$form->prepend($componentInput);
+				}
 				array_push($expandedComponentArray, $element);
 				$recursiveExpandedComponents = $this->expand($element);
 				$expandedComponentArray = array_merge(

diff --git a/test/phpunit/ComponentExpanderTest.php b/test/phpunit/ComponentExpanderTest.php
@@ -83,4 +83,20 @@ public function testExpand_nested():void {
 		);
 		self::assertSame("more complex", $document->querySelector("example-nested p strong")->innerText);
 	}
+
+	public function testExpand_injectComponentName():void {
+		$partialContent = self::mockPartialContent(
+			"_component", [
+				"example-form" => HTMLPageContent::HTML_COMPONENT_FORM,
+			]
+		);
+		$document = new HTMLDocument(HTMLPageContent::HTML_INCLUDING_EXAMPLE_FORM);
+		$sut = new ComponentExpander($document, $partialContent);
+		$sut->expand();
+
+		$form = $document->querySelector("example-form form");
+		$hiddenInput = $form->querySelector("input[type=hidden]");
+		self::assertSame("__component", $hiddenInput->name);
+		self::assertSame("example-form", $hiddenInput->value);
+	}
 }