1: <?php
 2: 
 3: /**
 4:  * Option page implementation of Papi page.
 5:  */
 6: class Papi_Option_Page extends Papi_Core_Page {
 7: 
 8:     /**
 9:      * Data type to describe which
10:      * type of page data is it.
11:      *
12:      * @var string
13:      */
14:     protected $type = self::TYPE_OPTION;
15: 
16:     /**
17:      * The constructor.
18:      *
19:      * Create a new instance of the class.
20:      *
21:      * @param int $post_id
22:      */
23:     public function __construct( $post_id = 0 ) {
24:         // On option page this should always be equal to zero.
25:         $this->id = 0;
26:     }
27: 
28:     /**
29:      * Load property from page type.
30:      *
31:      * @param  string $slug
32:      * @param  string $child_slug
33:      *
34:      * @return object
35:      */
36:     public function get_property( $slug, $child_slug = '' ) {
37:         $page_type_id = str_replace( 'papi/', '', papi_get_qs( 'page' ) );
38: 
39:         if ( empty( $page_type_id ) ) {
40:             $page_types = papi_get_all_page_types( false, null, true );
41:             $property   = null;
42: 
43:             foreach ( $page_types as $index => $page_type ) {
44:                 if ( $property = $page_type->get_property( $slug, $child_slug ) ) {
45:                     break;
46:                 }
47:             }
48: 
49:             if ( is_null( $property ) ) {
50:                 return;
51:             }
52: 
53:             return $property;
54:         }
55: 
56:         $page_type = papi_get_page_type_by_id( $page_type_id );
57: 
58:         if ( $page_type instanceof Papi_Option_Type === false ) {
59:             return;
60:         }
61: 
62:         return $page_type->get_property( $slug, $child_slug );
63:     }
64: 
65:     /**
66:      * Check if it's a valid page.
67:      *
68:      * @return bool
69:      */
70:     public function valid() {
71:         return $this->id === 0 && $this->valid_type();
72:     }
73: }
74: