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1<?php
2
3namespace PropertySuggester;
4
5use MediaWiki\Extension\EventLogging\EventLogging;
6use MediaWiki\Registration\ExtensionRegistry;
7
8class EventLogger {
9
10    /**
11     * Constants mapping to the keys in the AB-testing schema.
12     */
13    public const EVENT_SUGGESTER_NAME = 'propertysuggester_name';
14    public const EVENT_EXISTING_PROPERTIES = 'existing_properties';
15    public const EVENT_EXISTING_TYPES = 'existing_types';
16    public const EVENT_REQ_DURATION_MS = 'request_duration_ms';
17    public const EVENT_ADD_SUGGESTIONS = 'add_suggestions_made';
18    public const EVENT_LANGUAGE_CODE = 'language_code';
19    public const EVENT_ID = 'event_id';
20
21    /**
22     * @var string
23     */
24    private $propertySuggesterName;
25
26    /**
27     * @var string[]
28     */
29    private $existingProperties;
30
31    /**
32     * @var string[]
33     */
34    private $existingTypes;
35
36    /**
37     * @var int
38     */
39    private $requestDuration;
40
41    /**
42     * @var string[]
43     */
44    private $addSuggestions;
45
46    /**
47     * @var string
48     */
49    private $languageCode;
50
51    /**
52     * @var string
53     */
54    private $eventID;
55
56    /**
57     * @var string
58     */
59    private $eventSchema;
60
61    public function __construct(
62        string $eventID,
63        string $languageCode
64    ) {
65        $this->eventID = $eventID;
66        $this->languageCode = $languageCode;
67
68        if ( ExtensionRegistry::getInstance()->isLoaded( 'EventLogging' ) ) {
69            $schemas = ExtensionRegistry::getInstance()->getAttribute( 'EventLoggingSchemas' );
70            $this->eventSchema = $schemas['PropertySuggesterServerSidePropertyRequest'];
71        } else {
72            $this->eventSchema = '';
73        }
74    }
75
76    /**
77     * @param string $suggesterName
78     */
79    public function setPropertySuggesterName( string $suggesterName ) {
80        $this->propertySuggesterName = $suggesterName;
81    }
82
83    /**
84     * @param string[] $existingProperties
85     */
86    public function setExistingProperties( array $existingProperties ) {
87        $this->existingProperties = $existingProperties;
88    }
89
90    /**
91     * @param string[] $existingTypes
92     */
93    public function setExistingTypes( array $existingTypes ) {
94        $this->existingTypes = $existingTypes;
95    }
96
97    /**
98     * @param int $requestDuration
99     * The duration of the request in milliseconds
100     * If the SchemaTreeSuggester request fails, the
101     * value logged will be -1
102     */
103    public function setRequestDuration( int $requestDuration ) {
104        $this->requestDuration = $requestDuration;
105    }
106
107    /**
108     * @param string[] $additionalSuggestions
109     */
110    public function setAddSuggestions( array $additionalSuggestions ) {
111        $this->addSuggestions = $additionalSuggestions;
112    }
113
114    public function getEvent(): array {
115        return [
116            '$schema' => $this->eventSchema,
117            self::EVENT_SUGGESTER_NAME => $this->propertySuggesterName ?: 'Failed setting name',
118            self::EVENT_EXISTING_PROPERTIES => $this->existingProperties ?: [],
119            self::EVENT_EXISTING_TYPES => $this->existingTypes ?: [],
120            self::EVENT_REQ_DURATION_MS => $this->requestDuration ?? -1,
121            self::EVENT_ADD_SUGGESTIONS => $this->addSuggestions ?: [],
122            self::EVENT_LANGUAGE_CODE => $this->languageCode,
123            self::EVENT_ID => $this->eventID
124        ];
125    }
126
127    public function logEvent(): bool {
128        if ( !ExtensionRegistry::getInstance()->isLoaded( 'EventLogging' ) || $this->eventID === '' ) {
129            return false;
130        }
131
132        $event = $this->getEvent();
133
134        EventLogging::submit( 'wd_propertysuggester.server_side_property_request', $event );
135        return true;
136    }
137}