public function compile(Compiler $compiler, TagNode $node)
{
if ($node->hasChild('else')) {
//extract data to be traversed
$compiler->indented('$temp = ')->compileNode($node->getChild('source'))->add(';');
//generate check and code for the 'else' branch
$compiler->indented('if(empty($temp)) {')->indent()->compileNode($node->getChild('else'))->outdent()->indented('} else {')->indent();
$source = new TempVariableNode('temp');
} else {
$source = $node->getChild('source');
}
$compiler->indented('foreach(')->compileNode($source)->add(' as ');
if ($node->hasChild('loop_key')) {
$compiler->compileNode($node->getChild('loop_key'))->add(' => ');
}
$variables = $node->getData('variables');
if ($variables === 1) {
$compiler->compileNode($node->getChild('loop_variable_0'))->add(') {')->indent();
} else {
$arguments = [];
for ($i = 0; $i < $variables; ++$i) {
$arguments[] = $node->getChild('loop_variable_' . $i);
}
$compiler->add('$loopVariable) {')->indent()->indented('list')->compileArgumentList($arguments)->add(' = $loopVariable;');
}
$compiler->compileNode($node->getChild('loop_body'))->outdent()->indented('}');
if ($node->hasChild('else')) {
//bracket opened after if-empty check
$compiler->outdent()->indented('}');
}
}
public function compile(Compiler $compiler)
{
$compiler->add('[');
for ($i = 0; $i < $this->itemCount; ++$i) {
if ($i !== 0) {
$compiler->add(', ');
}
if ($this->hasChild('key_' . $i)) {
$compiler->compileNode($this->getChild('key_' . $i));
$compiler->add(' => ');
}
$compiler->compileNode($this->getChild('value_' . $i));
}
$compiler->add(']');
}
public function compile(Compiler $compiler)
{
if ($this->getObject()) {
$compiler->compileNode($this->getObject())->add('->' . $this->getData('name'))->compileArgumentList($this->arguments);
} else {
$environment = $compiler->getEnvironment();
$function = $environment->getFunction($this->getData('name'));
if ($function->getOption('needs_environment')) {
array_unshift($this->arguments, new TempVariableNode('environment'));
}
if ($function->getOption('needs_context')) {
array_unshift($this->arguments, new TempVariableNode('context'));
}
$environment->getFunctionCompiler($function->getOption('compiler'))->compile($compiler, $function, $this->arguments);
}
}
public function compile(Compiler $compiler, TagNode $node)
{
$first = true;
$else = null;
foreach ($node->getChildren() as $branch) {
if ($first) {
$compiler->indented('if(');
$first = false;
} elseif (!$branch->hasChild('condition')) {
$else = $branch->getChild('body');
continue;
} else {
$compiler->add(' elseif(');
}
$compiler->compileNode($branch->getChild('condition'))->add(') {')->indent()->compileNode($branch->getChild('body'))->outdent()->indented('}');
}
if ($else !== null) {
$compiler->add(' else {')->indent()->compileNode($else)->outdent()->indented('}');
}
}
public function compile(Compiler $compiler, OperatorNode $node)
{
$compiler->compileNode(new FunctionNode($this->getFunctionName(), $node->getChildren()));
}
public function compile(Compiler $compiler, TagNode $node)
{
$compiler->indented('ob_start();');
$compiler->compileNode($node->getChild('body'));
$compiler->indented('')->compileNode($node->getChild('into'))->add(' = ob_get_clean();');
}
public function compile(Compiler $compiler)
{
$compiler->compileNode($this->getChild('identifier'))->add('[')->compileNode($this->getChild('key'))->add(']');
}
public function compile(Compiler $compiler, TagNode $node)
{
$compiler->compileNode($node->getChild('body'));
}
public function compile(Compiler $compiler)
{
foreach ($this->getChildren() as $node) {
$compiler->compileNode($node);
}
}
private function compileBlock(Compiler $compiler, $method, RootNode $body)
{
$compiler->indented('public function %s(Context $context)', $method);
$compiler->indented('{');
$compiler->indent();
if (!$body->hasData('environment_accessed') || $body->getData('environment_accessed')) {
$compiler->indented('$environment = $this->getEnvironment();');
}
$compiler->compileNode($body);
$compiler->outdent();
$compiler->indented("}\n");
}