Add UIBlocks to twig (WIP)

sources/application/TwigBase/UI/Component/Field/UIFieldNode.php

@@ -0,0 +1,56 @@
+<?php
+/**
+ * @copyright   Copyright (C) 2010-2021 Combodo SARL
+ * @license     http://opensource.org/licenses/AGPL-3.0
+ */
+
+
+namespace Combodo\iTop\Application\TwigBase\UI\Component;
+
+
+use Combodo\iTop\Application\TwigBase\UI\UIBlockHelper;
+use Twig\Compiler;
+use Twig\Error\SyntaxError;
+use Twig\Node\Node;
+
+class UIFieldNode extends Node
+{
+	public function __construct($sType, $oParams, $oBody, $lineno = 0, $tag = null)
+	{
+		parent::__construct(['body' => $oBody], ['type' => $sType, 'params' => $oParams], $lineno, $tag);
+	}
+
+	public function compile(Compiler $compiler)
+	{
+		$sBlockVar = UIBlockHelper::GetBlockVarName('oFieldSet');
+		$oParams = $this->getAttribute('params');
+		$compiler
+			->addDebugInfo($this)
+			->write("\$aParams = ")
+			->subcompile($oParams)
+			->raw(";\n");
+
+		$sType = $this->getAttribute('type');
+		switch ($sType) {
+			case 'Small':
+			case 'Large':
+				$compiler
+					->write("\$sLabel = \$aParams['label'] ?? '';\n")
+					->write("\$sValueId = \$aParams['value_id'] ?? null;\n")
+					->write("ob_start();\n")
+					->subcompile($this->getNode('body'))
+					->write("\$sValue = ob_get_contents();\n")
+					->write("ob_end_clean();\n")
+					->write("\${$sBlockVar} = Combodo\\iTop\\Application\\UI\\Base\\Component\\Field\\FieldFactory::Make{$sType}(\$sLabel, \$sValue);\n")
+					->write("\${$sBlockVar}->SetValueId(\$sValueId);\n");
+				break;
+			// TODO 3.0 add other FieldFactory methods
+
+			default:
+				throw new SyntaxError(sprintf('%s: Bad type "%s" for %s at line %d', $this->getTemplateName(), $sType, $this->tag, $this->lineno), $this->lineno, $this->getSourceContext());
+
+		}
+		$compiler->write(UIBlockHelper::AddToParentBlock($sBlockVar));
+
+	}
+}

sources/application/TwigBase/UI/Component/Field/UIFieldParser.php

@@ -0,0 +1,50 @@
+<?php
+/**
+ * @copyright   Copyright (C) 2010-2021 Combodo SARL
+ * @license     http://opensource.org/licenses/AGPL-3.0
+ */
+
+
+namespace Combodo\iTop\Application\TwigBase\UI\Component;
+
+
+use Twig\Token;
+use Twig\TokenParser\AbstractTokenParser;
+
+class UIFieldParser extends AbstractTokenParser
+{
+
+	/**
+	 * @inheritDoc
+	 */
+	public function parse(Token $token)
+	{
+		$iLineno = $token->getLine();
+		$oStream = $this->parser->getStream();
+
+		$sType = $oStream->expect(Token::NAME_TYPE)->getValue();
+
+		$oParams = $this->parser->getExpressionParser()->parseExpression();
+
+		$oStream->expect(Token::BLOCK_END_TYPE);
+
+		$oBody = $this->parser->subparse([$this, 'decideForEnd'], true);
+		$oStream->expect(Token::BLOCK_END_TYPE);
+
+
+		return new UIFieldNode($sType, $oParams, $oBody, $iLineno, $this->getTag());
+	}
+
+	/**
+	 * @inheritDoc
+	 */
+	public function getTag()
+	{
+		return 'UIField';
+	}
+
+	public function decideForEnd(Token $token)
+	{
+		return $token->test('EndUIField');
+	}
+}