public function compile(CompilerInterface $compiler)
{
// Render the head of the extended template
$compiler->head('<?=$tpl->renderHead( ');
foreach ($this->getAttributes() as $a) {
$subcompiler = new Compiler($a);
$compiler->head($subcompiler->compile());
}
$compiler->head(')?>');
// Write the head of the current template
foreach ($this->getChildren() as $c) {
$subcompiler = new Compiler($c);
$subcompiler->compile();
$compiler->head($subcompiler->getHead());
}
// Render the body of the extended template
$compiler->write('<?=$tpl->renderBody( ');
foreach ($this->getAttributes() as $a) {
$subcompiler = new Compiler($a);
$compiler->write($subcompiler->compile());
}
$compiler->write(')?>');
}
public function compile(CompilerInterface $compiler)
{
$nameAttr = $this->getAttribute(0);
$subcompiler = new Compiler($nameAttr);
$name = $subcompiler->compile();
// Determine which function to use
$blockHeadFunction = 'setBlock';
if ($this->getAttribute(1)) {
$optionAttr = $this->getAttribute(1);
if ($optionAttr->getValue() === 'prepend') {
$blockHeadFunction = 'prependBlock';
} elseif ($optionAttr->getValue() === 'append') {
$blockHeadFunction = 'appendBlock';
}
}
// Write the heads of the children first
foreach ($this->getChildren() as $c) {
$subcompiler = new Compiler($c);
$subcompiler->compile();
$compiler->head($subcompiler->getHead());
}
// Write head of itself
$compiler->head('<?php $env->' . $blockHeadFunction . '( ');
$compiler->head($name);
$compiler->head(', function() use ( $env, $tpl ) { ?>');
foreach ($this->getChildren() as $c) {
$subcompiler = new Compiler($c);
$subcompiler->compile();
$compiler->head($subcompiler->getBody());
}
$compiler->head('<?php } ); ?>');
// Render itself
$compiler->write('<?php $env->getBlock( ');
$compiler->write($name);
$compiler->write('); ?>');
}
public function testCompileShouldReturnEmptyString()
{
$compiler = new Compiler(new RootNode());
$this->assertEquals('', $compiler->compile());
}