/**
* Custom version of the _doCodeBlocks_callback method which invokes a Gheshi
* object to render code.
*
* @since 1.0
*/
public function _doCodeBlocks_callback($matches)
{
$config = ConfigProvider::getInstance();
$codeblock = $matches[1];
$codeblock = $this->outdent($codeblock);
// trim leading newlines and trailing whitespace
$codeblock = preg_replace(array('/\\A\\n+/', '/\\n+\\z/'), '', $codeblock);
// find the code block and replace it with a blank
$codeTypeTag = array();
preg_match('/codeType=\\[.*\\]/', $codeblock, $codeTypeTag);
$codeblock = preg_replace('/codeType=\\[.*\\]\\n/', '', $codeblock);
if (isset($codeTypeTag[0])) {
$start = mb_strpos($codeTypeTag[0], '[');
$end = mb_strpos($codeTypeTag[0], ']');
$language = mb_substr($codeTypeTag[0], $start + 1, $end - ($start + 1));
} else {
// will use php as a default language type when none is provided
$language = 'php';
}
if ($config->get('cms.highlight.provider.name') != '') {
$highlighter = HighlightProviderFactory::getInstance($config->get('cms.highlight.provider.name'));
$codeblock = $highlighter->highlight($codeblock, $language);
} else {
$codeblock = htmlspecialchars($codeblock, ENT_NOQUOTES);
# trim leading newlines and trailing newlines
$codeblock = preg_replace('/\\A\\n+|\\n+\\z/', '', $codeblock);
$codeblock = "<pre><code>{$codeblock}\n</code></pre>";
}
return "\n\n" . $this->hashBlock($codeblock) . "\n\n";
}
/**
* Testing the highlight() method.
*
* @since 2.0.1
* @dataProvider getHighlightProviders
*/
public function testHighlight($provider)
{
$highlighter = HighlightProviderFactory::getInstance($provider);
$code = '<?= $value ?>';
$highlighted = $highlighter->highlight($code, 'php');
$this->assertNotEmpty($highlighted, 'Testing the highlight() method');
$this->assertTrue(Validator::isHTML($highlighted), 'Testing the highlight() method');
}
