FormMacros: added {formContext}

Author: dg

src/Bridges/FormsLatte/FormMacros.php

@@ -24,13 +24,15 @@
  * - {label name /} or {label name}... {/label}
  * - {inputError name}
  * - {formContainer name} ... {/formContainer}
+ * - {formContext name} ... {/formContext}
  */
 final class FormMacros extends MacroSet
 {
 	public static function install(Latte\Compiler $compiler): void
 	{
 		$me = new static($compiler);
 		$me->addMacro('form', [$me, 'macroForm'], 'echo Nette\Bridges\FormsLatte\Runtime::renderFormEnd(array_pop($this->global->formsStack));');
+		$me->addMacro('formContext', [$me, 'macroFormContext'], 'array_pop($this->global->formsStack);');
 		$me->addMacro('formContainer', [$me, 'macroFormContainer'], 'array_pop($this->global->formsStack); $formContainer = $_form = end($this->global->formsStack)');
 		$me->addMacro('label', [$me, 'macroLabel'], [$me, 'macroLabelEnd'], null, self::AUTO_EMPTY);
 		$me->addMacro('input', [$me, 'macroInput']);
@@ -69,6 +71,30 @@ public function macroForm(MacroNode $node, PhpWriter $writer)
 	}
 
 
+	/**
+	 * {formContext ...}
+	 */
+	public function macroFormContext(MacroNode $node, PhpWriter $writer)
+	{
+		if ($node->modifiers) {
+			throw new CompileException('Modifiers are not allowed in ' . $node->getNotation());
+		}
+		if ($node->prefix) {
+			throw new CompileException('Did you mean <form n:name=...> ?');
+		}
+		$name = $node->tokenizer->fetchWord();
+		if ($name == null) { // null or false
+			throw new CompileException('Missing form name in ' . $node->getNotation());
+		}
+		$node->tokenizer->reset();
+		return $writer->write(
+			'$form = $this->global->formsStack[] = '
+			. ($name[0] === '$' ? 'is_object(%node.word) ? %node.word : ' : '')
+			. '$this->global->uiControl[%node.word];'
+		);
+	}
+
+
 	/**
 	 * {formContainer ...}
 	 */

tests/Forms.Latte/expected/FormMacros.forms.html

@@ -117,3 +117,8 @@
 <select name="select" id="frm-select"><option value="m">male</option><option value="f">female</option></select>
 <!--[if IE]><input type=IEbug disabled style="display:none"><![endif]-->
 </form>
+
+
+
+<label>Sex:</label>
+<input type="text" name="username" class="control-class" id="frm-username">

tests/Forms.Latte/expected/FormMacros.forms.phtml

@@ -220,4 +220,17 @@
 <?php
 		echo Nette\Bridges\FormsLatte\Runtime::renderFormEnd(array_pop($this->global->formsStack));
 ?>
+
+
+
+<?php
+		$form = $this->global->formsStack[] = $this->global->uiControl["myForm"];
+		?><label<?php
+		$_input = end($this->global->formsStack)["sex"];
+		echo $_input->getLabelPart()->attributes() ?>><?php echo $_input->getLabelPart()->getHtml() ?></label>
+<input<?php
+		$_input = end($this->global->formsStack)["username"];
+		echo $_input->getControlPart()->attributes() ?>>
+<?php
+		array_pop($this->global->formsStack);
 %A%

tests/Forms.Latte/templates/forms.latte

@@ -78,3 +78,9 @@
 
 <select n:name="select" />
 {/form}
+
+
+{formContext myForm}
+<label n:name="sex" />
+<input n:name=username>
+{/formContext myForm}