/**
* instantiates the shortcode object
*
* @param array $shortcode_atts the raw parameters passed in from the shortcode
* @param array $subclass_shortcode_defaults additional shortcode attributes to use as defined
* in the instantiating subclass
*
*/
public function __construct($shortcode_atts, $subclass_shortcode_defaults = array())
{
// set the global shortcode flag
Participants_Db::$shortcode_present = true;
$this->prefix = Participants_Db::$prefix;
// increment the index each time this class is instantiated
Participants_Db::$instance_index++;
$this->shortcode_defaults = array('title' => '', 'class' => '', 'template' => 'default', 'fields' => '', 'groups' => '', 'action' => '', 'target_instance' => Participants_Db::$instance_index, 'target_page' => '', 'record_id' => false, 'filtering' => 0);
// error_log(__METHOD__.' incoming shorcode atts:'.print_r($shortcode_atts,1));
// set up the shortcode_atts property
$this->_setup_shortcode_atts($shortcode_atts, $subclass_shortcode_defaults);
$this->module = $this->shortcode_atts['module'];
/*
* save the shortcode attributes to the session array
*
* skip this if doing AJAX because it would just store the default values, not
* the actual values from the shortcode
*/
if ($this->shortcode_atts['filtering'] != 1) {
Participants_Db::$session->update($this->prefix . 'shortcode_atts', array($this->module => array(Participants_Db::$instance_index => $this->shortcode_atts)));
}
$this->wrap_class = $this->prefix . $this->module . ' ' . $this->prefix . 'instance-' . Participants_Db::$instance_index;
//$this->module = $subclass->module;
$this->options = Participants_Db::$plugin_options;
$this->display_groups = $this->_get_display_groups();
$this->_set_display_columns();
$this->wrap_class = trim($this->wrap_class) . ' ' . trim($this->shortcode_atts['class']);
// set the template to use
$this->set_template($this->shortcode_atts['template']);
}
/**
* triggers the shortcode present action the first time a plugin shortcode is instantiated
*
*/
public function plugin_shortcode_action()
{
if (!Participants_Db::$shortcode_present) {
Participants_Db::$shortcode_present = true;
do_action(Participants_Db::$prefix . 'shortcode_active');
}
}
/**
* checks a template for an embedded shortcode
*
* runs on the 'template_include' filter
*
* @param type $template name of the template file in use
* @param string $tag the shortcode string to search for
* @return bool true if a shortcode matching the tag is present in the template
*/
public static function template_check_shortcode($template, $tag = '[pdb_')
{
if (file_exists($template)) {
$contents = file_get_contents($template);
if (self::has_shortcode($contents, $tag)) {
self::$shortcode_present = true;
}
}
return $template;
}
