/**
<code>{{ block }}</code> variable handler.
Hooked into @c parseVariableExpression:postCodeGen.
*/
public function handleHBlockVariable(TemplateCompilerEx $compiler, TemplateNodeEx $node, &$variableCode, &$variableCheck)
{
if (isset($compiler->varInBlock) && $compiler->varInBlock && mb_strpos($variableCode, '[\'block\'][\'super\']') !== false) {
$compiler->raiseIf(!isset($compiler->metadata['parentTemplate']), $node, 'Invalid use of "block.super" - no parent template', TemplateError::E_INVALID_SYNTAX);
$variableCode = 'parent::_' . TemplateUtils::sanitize(end($compiler->varInBlock)) . '($e)';
$variableCheck = '';
}
return false;
}
/**
Compiles given template into output package.
@param[in] $io Used I/O driver
@param[in] $template %Template name
*/
public function compile(ITemplateIODriver $io, $template)
{
$this->reset();
if (($tpl = $io->loadTemplate($this->settings, $template)) === false) {
throw new TemplateError('Could not load template "' . $in . '"', TemplateError::E_IO_LOAD_FAILURE);
}
$this->className = $io->className($this->settings, $template);
$this->parserCurrentFile = $template;
$this->metadata['usedIO'] = $io->driverID;
$genAST = $this->createAST($tpl);
$genCode = $this->generateCode($genAST);
// determine template's parent class
$classCode = '<?php class ' . $this->className . ' extends ';
if (isset($this->metadata['parentTemplate'])) {
list($parentIO, $parent) = TemplateUtils::parseIODSN($this->settings, $this->metadata['parentTemplate']);
$classCode .= $parentIO->className($this->settings, $parent);
// main content is ignored, when template extends another
unset($genCode['main']);
} else {
$classCode .= 'Template';
}
$classCode .= '{';
foreach ($genCode as $blockName => &$blockCode) {
$classCode .= 'function _' . TemplateUtils::sanitize($blockName) . '($e){';
// TODO: is constructor support really needed?
if ($blockName == '_constructor') {
$classCode .= 'parent::__constructor();';
}
$classCode .= $blockCode . '}';
}
$classCode .= '}';
if ($io->saveMetadata($this->settings, $template, $this->metadata) === false) {
throw new TemplateError('Could not save template metadata (compiled from "' . $template . '")', TemplateError::E_IO_SAVE_FAILURE);
}
if ($io->saveTemplate($this->settings, $template, $classCode) === false) {
throw new TemplateError('Could not save template code (compiled from "' . $template . '").', TemplateError::E_IO_SAVE_FAILURE);
}
}
/**
Tests the behaviour of @ref TemplateUtils::sanitize.
*/
public function testUtilsSanitize()
{
$this->assertEquals('f__123b_r', TemplateUtils::sanitize('fó#123b+r'));
}
