/**
* Compiles a conditional, either if, elseif, else if or else into PHTML.
*
* @param Node $node the conditional node to compile
*
* @return string The compiled PHTML
*/
protected function compileConditional(Node $node)
{
$type = $node->conditionType;
$subject = $node->subject;
if ($subject === 'block') {
$subject = '$__block';
}
if ($this->isVariable($subject)) {
$subject = "isset({$subject}) ? {$subject} : false";
}
if ($type === 'unless') {
$type = 'if';
$subject = "!({$subject})";
}
$isPrevConditional = $node->prev() && $node->prev()->type === 'conditional' && $type !== 'if';
$isNextConditional = $node->next() && $node->next()->type === 'conditional' && $node->next()->conditionType !== 'if' && $node->next()->conditionType !== 'unless';
$prefix = $isPrevConditional ? '' : '<?php ';
$suffix = $isNextConditional ? '' : '?>';
$phtml = $type === 'else' ? $this->createCode(' else {', $prefix) : $this->createCode("{$type} ({$subject}) {", $prefix);
$phtml .= $this->compileChildren($node->children);
$phtml .= $this->newLine() . $this->indent() . $this->createCode("}", '<?php ', $suffix);
return $phtml;
}
