|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
/** |
|
4
|
|
|
* Define the Wordlift_Rebuild_Service class. |
|
5
|
|
|
*/ |
|
6
|
|
|
|
|
7
|
|
|
/** |
|
8
|
|
|
* The Wordlift_Rebuild_Service allows to rebuild the Linked Data dataset from |
|
9
|
|
|
* scratch by clearing out data on the remote dataset, parsing all data in WordPress |
|
10
|
|
|
* and resending data to the remote dataset. |
|
11
|
|
|
* |
|
12
|
|
|
* @since 3.6.0 |
|
13
|
|
|
*/ |
|
14
|
|
|
class Wordlift_Rebuild_Service extends Wordlift_Listable { |
|
15
|
|
|
|
|
16
|
|
|
/** |
|
17
|
|
|
* A {@link Wordlift_Log_Service} instance. |
|
18
|
|
|
* |
|
19
|
|
|
* @since 3.6.0 |
|
20
|
|
|
* @access private |
|
21
|
|
|
* @var \Wordlift_Log_Service $log A {@link Wordlift_Log_Service} instance. |
|
22
|
|
|
*/ |
|
23
|
|
|
private $log; |
|
24
|
|
|
|
|
25
|
|
|
/** |
|
26
|
|
|
* A {@link Wordlift_Sparql_Service} instance. |
|
27
|
|
|
* @since 3.6.0 |
|
28
|
|
|
* @access private |
|
29
|
|
|
* @var \Wordlift_Sparql_Service $sparql_service A {@link Wordlift_Sparql_Service} instance. |
|
30
|
|
|
*/ |
|
31
|
|
|
private $sparql_service; |
|
32
|
|
|
|
|
33
|
|
|
/** |
|
34
|
|
|
* @var \Wordlift_Uri_Service |
|
35
|
|
|
*/ |
|
36
|
|
|
private $uri_service; |
|
37
|
|
|
|
|
38
|
|
|
/** |
|
39
|
|
|
* Create an instance of Wordlift_Rebuild_Service. |
|
40
|
|
|
* |
|
41
|
|
|
* @since 3.6.0 |
|
42
|
|
|
* |
|
43
|
|
|
* @param \Wordlift_Sparql_Service $sparql_service A {@link Wordlift_Sparql_Service} instance used to query the remote dataset. |
|
44
|
|
|
* @param \Wordlift_Uri_Service $uri_service |
|
45
|
|
|
*/ |
|
46
|
|
|
public function __construct( $sparql_service, $uri_service ) { |
|
47
|
|
|
|
|
48
|
|
|
$this->log = Wordlift_Log_Service::get_logger( 'Wordlift_Rebuild_Service' ); |
|
49
|
|
|
|
|
50
|
|
|
$this->sparql_service = $sparql_service; |
|
51
|
|
|
$this->uri_service = $uri_service; |
|
52
|
|
|
} |
|
53
|
|
|
|
|
54
|
|
|
/** |
|
55
|
|
|
* Rebuild the Linked Data remote dataset by clearing it out and repopulating |
|
56
|
|
|
* it with local data. |
|
57
|
|
|
* |
|
58
|
|
|
* @since 3.6.0 |
|
59
|
|
|
*/ |
|
60
|
|
|
public function rebuild() { |
|
61
|
|
|
|
|
62
|
|
|
// Give ourselves some time to process the data. |
|
63
|
|
|
set_time_limit( 21600 ); // 6 hours |
|
64
|
|
|
|
|
65
|
|
|
// Clear out all generated URIs, since the dataset URI might have changed |
|
66
|
|
|
// in the process. |
|
67
|
|
|
$this->uri_service->delete_all(); |
|
68
|
|
|
|
|
69
|
|
|
// Delete all the triples in the remote dataset. |
|
70
|
|
|
$this->sparql_service->queue( 'DELETE { ?s ?p ?o } WHERE { ?s ?p ?o };' ); |
|
71
|
|
|
|
|
72
|
|
|
// Go through the list of published entities and posts and call the (legacy) |
|
73
|
|
|
// `wl_linked_data_save_post` function for each one. We're using the `process` |
|
74
|
|
|
// function which is provided by the parent `Wordlift_Listable` abstract class |
|
75
|
|
|
// and will cycle through all the posts w/ a very small memory footprint |
|
76
|
|
|
// in order to avoid memory errors. |
|
77
|
|
|
$this->process( function ( $post ) { |
|
78
|
|
|
wl_linked_data_save_post( $post->ID ); |
|
79
|
|
|
}, array( |
|
80
|
|
|
'post_status' => 'publish', |
|
81
|
|
|
'post_type' => array( 'entity', 'post' ) |
|
82
|
|
|
) ); |
|
83
|
|
|
|
|
84
|
|
|
// If we're being called as AJAX, die here. |
|
85
|
|
|
if ( DOING_AJAX ) { |
|
86
|
|
|
wp_die(); |
|
87
|
|
|
} |
|
88
|
|
|
|
|
89
|
|
|
} |
|
90
|
|
|
|
|
91
|
|
|
/** |
|
92
|
|
|
* List the items starting at the specified offset and up to the specified limit. |
|
93
|
|
|
* |
|
94
|
|
|
* @since 3.6.0 |
|
95
|
|
|
* |
|
96
|
|
|
* @param int $offset The start offset. |
|
97
|
|
|
* @param int $limit The maximum number of items to return. |
|
98
|
|
|
* @param array $args Additional arguments. |
|
99
|
|
|
* |
|
100
|
|
|
* @return array A array of items (or an empty array if no items are found). |
|
101
|
|
|
*/ |
|
102
|
|
|
function find( $offset = 0, $limit = 10, $args = array() ) { |
|
|
|
|
|
|
103
|
|
|
|
|
104
|
|
|
return get_posts( wp_parse_args( $args, array( |
|
105
|
|
|
'offset' => $offset, |
|
106
|
|
|
'numberposts' => $limit, |
|
107
|
|
|
'fields' => 'all', |
|
108
|
|
|
'orderby' => 'ID', |
|
109
|
|
|
'order' => 'ASC', |
|
110
|
|
|
'post_status' => 'any', |
|
111
|
|
|
'post_type' => 'post' |
|
112
|
|
|
) ) ); |
|
113
|
|
|
} |
|
114
|
|
|
|
|
115
|
|
|
} |
|
116
|
|
|
|
Adding explicit visibility (
private,protected, orpublic) is generally recommend to communicate to other developers how, and from where this method is intended to be used.