/**
* Returns instance
* @return ctShortcodeHandler
*/
public static function getInstance()
{
if (!self::$instance) {
self::$instance = new self();
self::$instance->initialize();
}
return self::$instance;
}
/**
* Initialize widget
*/
protected function initialize()
{
$name = $this->getShortcodeName();
//find shortcode
if (!($this->shortcode = ctShortcodeHandler::getInstance()->getShortcode($name))) {
throw new InvalidArgumentException("Cannot find shortcode " . $name);
}
//maybe child?
$this->childShortcode = $this->shortcode->getChildShortcode();
}
/**
* Fix shortcode <p> problem.
* Cleans ONLY this themes shortcodes
* @param $content
* @return mixed
*/
function ct_shortcode_empty_paragraph_fix($content)
{
$themeShortcodes = ctShortcodeHandler::getInstance()->getShortcodeNames();
// array of custom shortcodes requiring the fix
$block = join("|", $themeShortcodes);
// opening tag
$rep = preg_replace("/(<p>)?\\[({$block})(\\s[^\\]]+)?\\](<\\/p>|<br \\/>)?/", "[\$2\$3]", $content);
// closing tag
$rep = preg_replace("/(<p>)?\\[\\/({$block})](<\\/p>|<br \\/>)?/", "[/\$2]", $rep);
return $rep;
}
/**
* Returns child shortcode if exists
* @return ctShortcode
* @throws Exception
*/
public function getChildShortcode()
{
//maybe child?
$childInfo = $this->getChildShortcodeInfo();
if (isset($childInfo['name']) && $childInfo['name']) {
//find shortcode
if (!($childShortcode = ctShortcodeHandler::getInstance()->getShortcode($childInfo['name']))) {
throw new Exception("Cannot find shortcode " . $childInfo['name']);
}
return $childShortcode;
}
return null;
}
/**
* Init shortcodes
*/
protected function initShortcodes()
{
require_once CT_THEME_LIB_DIR . '/shortcodes/ctShortcodeHandler.class.php';
ctShortcodeHandler::getInstance();
//initialize shortcodes
}
/**
* Wraps shortcode
* @param ctShortcode $code
* @param string $html
* @param array $allowTemplates
* @return string
*/
protected function wrapShortcode($code, $html, $allowTemplates = array())
{
if (!self::$rowPatterns) {
$row = ctShortcodeHandler::getInstance()->getShortcode('row');
$combs = $this->parseAttributes($row, $row->getAttributesNormalized());
$templates = array('full' => '[full_column]%1$s[/full_column]', 'half' => '[half_column]%1$s[/half_column][half_column]%1$s[/half_column]', 'third' => '[third_column]%1$s[/third_column][two_thirds_column]%1$s[/two_thirds_column]', 'no_row' => '%1$s');
$data = $this->combinations($combs);
foreach ($data as $key => $profile) {
$params = implode(' ', is_array($profile) ? $profile : array($profile));
foreach ($templates as $name => $template) {
$r = '';
if ($name != 'no_row') {
$r .= '[' . $row->getShortcodeName() . ' ' . $params . ']' . "\n";
}
$r .= $template . "\n";
if ($name != 'no_row') {
$r .= '[/' . $row->getShortcodeName() . ']';
}
self::$rowPatterns[$key][$name] = $r;
}
}
}
$allowTemplates = array_flip($allowTemplates ? $allowTemplates : $this->getShortcodeWrapTemplates($code));
//use only filtered templates
$r = '';
if (isset($allowTemplates['no_row'])) {
foreach (self::$rowPatterns[0] as $pat) {
$r = sprintf($pat, "\n" . $html . "\n") . "\n";
}
} else {
$r = '[title_row header="Shortcode: ' . $code->getShortcodeName() . '"][/title_row]' . "\n";
foreach (self::$rowPatterns as $patterns) {
foreach ($patterns as $type => $pat) {
if (array_key_exists($type, $allowTemplates)) {
$r .= sprintf($pat, "\n" . $html . "\n") . "\n";
}
}
}
}
if ($this->mustCompile($code)) {
$r = do_shortcode($r);
}
return $r . "\n\n";
}