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<?php if( !defined('WPINC') ) die; |
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/** |
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* Leyka Templates Controller class. |
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**/ |
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|
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abstract class Leyka_Template_Controller extends Leyka_Singleton { |
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|
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protected static $_instance; |
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|
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protected $_global_template_data = array(); |
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protected $_template_data = array(); |
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protected $_campaigns = array(); |
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|
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public function __get($name) { |
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return empty($this->_global_template_data[$name]) ? null : $this->_global_template_data[$name]; |
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} |
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|
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public function __set($name, $value) { |
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$this->_global_template_data[$name] = $value; |
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} |
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|
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/** A wrapper for templates to get current campaign object without direct using of global vars. */ |
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public function get_current_campaign() { |
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|
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if($this->current_campaign) { |
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|
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if(empty($this->_campaigns[$this->current_campaign->id]) && is_a($this->current_campaign, 'Leyka_Campaign')) { |
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$this->_campaigns[$this->current_campaign->id] = $this->current_campaign; |
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} |
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|
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return $this->current_campaign; |
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|
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} |
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|
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$campaign = get_post(); |
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if( !$campaign ) { |
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return false; |
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} |
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|
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$campaign = leyka_get_validated_campaign($campaign); |
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if($campaign && empty($this->_campaigns[$campaign->id])) { |
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$this->_campaigns[$campaign->id] = $campaign; |
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} |
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|
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return $campaign; |
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|
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} |
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|
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/** |
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* Get an array of template data for the campaign given + cache the data for further use. |
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* @param $campaign mixed |
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* @return array |
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*/ |
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public function get_template_data($campaign = false) { |
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|
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if( !$campaign ) { |
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$campaign = $this->get_current_campaign(); |
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} |
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|
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if( !$campaign ) { |
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return array(); /** @todo There is no such campaign. Mb, throw some exception here. */ |
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} |
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|
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if(empty($this->_campaigns[$campaign->id])) { |
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$this->_campaigns[$campaign->id] = $campaign; |
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} |
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if(empty($this->_template_data[$campaign->id])) { |
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$this->_generate_template_data($campaign); |
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} |
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|
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return empty($this->_template_data[$campaign->id]) ? array() : $this->_template_data[$campaign->id]; |
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|
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} |
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|
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/** |
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* Get all template data from DB, do some calculations, create a array. |
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* @param $campaign Leyka_Campaign |
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* @return null |
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*/ |
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abstract protected function _generate_template_data(Leyka_Campaign $campaign); |
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|
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} |
