1 <?php
  2 
  3 /**
  4  * Theater Event Field retrieves field values of events and event dates.
  5  *
  6  * @since   0.16
  7  * @package Theater/Events
  8  */
  9 class Theater_Event_Field {
 10     
 11     protected $name;
 12     protected $filters = array();
 13     protected $item;
 14     
 15     function __construct( $name, $filters = array(), $item ) {
 16         $this->name = $name;
 17         $this->filters = $filters;
 18         $this->item = $item;
 19     }
 20     
 21     function __invoke( $args = array() ) {
 22         return $this->get();
 23     }
 24     
 25     function __toString() {
 26         return $this->get_html();
 27     }
 28     
 29     protected function apply_template_filters( $value, $filters ) {
 30         foreach ( $filters as $filter ) {
 31             $value = $filter->apply_to( $value, $this->item );
 32         }
 33         return $value;
 34     }
 35 
 36     function get() {
 37         if (method_exists($this->item, 'get_'.$this->name)) {
 38             $value = $this->item->{'get_'.$this->name}();           
 39         } else {
 40             $value = get_post_meta($this->item->ID, $this->name, true);
 41         }
 42         
 43         $value = apply_filters( 
 44             'theater/'.$this->item->get_name().'/field', 
 45             $value, $this->name, $this->item 
 46         );
 47         
 48         $value = apply_filters( 
 49             'theater/'.$this->item->get_name().'/field?name='.$this->name, 
 50             $value, $this->item 
 51         );
 52 
 53         return $value;
 54     }
 55     
 56     protected function get_callback( $action ) {
 57         
 58         foreach( $this->item->get_additional_fields() as $field) {
 59 
 60             if ( $field['id'] != $this->name ) {
 61                 continue;
 62             }
 63             
 64             if ( !empty($field['callbacks'][$action]))  {
 65                 return $field['callbacks'][$action];
 66             }
 67         };
 68         
 69         return false;
 70             
 71     }
 72     
 73     function get_html() {
 74         
 75         if (method_exists($this->item, 'get_'.$this->name.'_html')) {
 76             $html = $this->item->{'get_'.$this->name.'_html'}( $this->filters );            
 77         } else {
 78             $value = (string) $this->get();
 79             
 80             ob_start();
 81             ?><div class="<?php echo $this->item->get_post_type(); ?>_<?php echo $this->name; ?>"><?php 
 82                 echo $this->apply_template_filters( $value, $this->filters ); 
 83             ?></div><?php
 84             $html = ob_get_clean();
 85         }
 86         
 87         $html = apply_filters( 
 88             'theater/'.$this->item->get_name().'/field/html', 
 89             $html, $this->name, $this->filters, $this->item 
 90         );
 91         
 92         $html = apply_filters( 
 93             'theater/'.$this->item->get_name().'/field/html?name='.$this->name, 
 94             $html, $this->filters, $this->item 
 95         );
 96         
 97         return $html;
 98 
 99     }
100     
101 }

Theater for WordPress Code Reference API documentation generated by ApiGen