/**
* Method to render the layout.
*
* @param array $displayData Array of properties available for use inside the layout file to build the displayed output
*
* @return string The necessary HTML to display the layout
*
* @since 3.0
*/
public function render($displayData = array())
{
$this->clearDebugMessages();
// Inherit base output from parent class
$layoutOutput = parent::render($displayData);
// Automatically merge any previously data set if $displayData is an array
if (is_array($displayData)) {
$displayData = array_merge($this->data, $displayData);
}
// Check possible overrides, and build the full path to layout file
$path = $this->getPath();
if ($this->isDebugEnabled()) {
echo "<pre>" . $this->renderDebugMessages() . "</pre>";
}
// Nothing to show
if (empty($path)) {
return $layoutOutput;
}
ob_start();
include $path;
$layoutOutput .= ob_get_contents();
ob_end_clean();
return $layoutOutput;
}
/**
* Tests the render method
*
* @return void
*
* @since 3.0
*/
public function testRender()
{
$this->assertThat($this->object->render('Data'), $this->equalTo(''), 'JLayoutBase::render does not render an output');
}
/**
* @testdox JLayoutBase->render() returns an empty string.
*
* @since 3.3.7
*/
public function testRenderReturnsAnEmptyString()
{
$this->assertEquals('', $this->layoutBase->render('Data'), 'JLayoutBase::render does not render an output');
}
/**
* Render the list of debug messages
*
* @return string Output text/HTML code
*
* @since 3.3
*/
public function renderDebugMessages()
{
if ($this->options->get('debug', false)) {
return "<pre>" . parent::renderDebugMessages() . "</pre>";
}
return;
}