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1 | 1 | <?php
|
2 |
| -namespace sngrl\PhpFirebaseCloudMessaging; |
| 2 | + |
| 3 | +namespace RedjanYm\FCM; |
3 | 4 |
|
4 | 5 | use GuzzleHttp;
|
| 6 | +use Psr\Http\Message\ResponseInterface; |
5 | 7 |
|
6 |
| -/** |
7 |
| - * @author sngrl |
8 |
| - */ |
9 | 8 | class Client implements ClientInterface
|
10 | 9 | {
|
11 |
| - const DEFAULT_API_URL = 'https://fcm.googleapis.com/fcm/send'; |
12 |
| - const DEFAULT_TOPIC_ADD_SUBSCRIPTION_API_URL = 'https://iid.googleapis.com/iid/v1:batchAdd'; |
13 |
| - const DEFAULT_TOPIC_REMOVE_SUBSCRIPTION_API_URL = 'https://iid.googleapis.com/iid/v1:batchRemove'; |
14 |
| - |
15 |
| - private $apiKey; |
16 |
| - private $proxyApiUrl; |
17 |
| - private $guzzleClient; |
| 10 | + const DEFAULT_API_URL = 'https://fcm.googleapis.com/v1/projects/{PROJECT_ID}/messages:send'; |
| 11 | + private string $projectId; |
| 12 | + private string $serviceAccountPath; |
| 13 | + private string $accessToken; |
| 14 | + private GuzzleHttp\Client $guzzleClient; |
18 | 15 |
|
19 |
| - public function __construct() |
| 16 | + public function __construct(string $serviceAccountPath) |
20 | 17 | {
|
| 18 | + if (file_exists($serviceAccountPath) === false) { |
| 19 | + throw new \InvalidArgumentException('Service account file does not exist!'); |
| 20 | + } |
21 | 21 |
|
| 22 | + $this->serviceAccountPath = $serviceAccountPath; |
22 | 23 | $this->guzzleClient = new \GuzzleHttp\Client();
|
| 24 | + $this->applyCredentials(); |
23 | 25 | }
|
24 | 26 |
|
25 |
| - /** |
26 |
| - * add your server api key here |
27 |
| - * read how to obtain an api key here: https://firebase.google.com/docs/server/setup#prerequisites |
28 |
| - * |
29 |
| - * @param string $apiKey |
30 |
| - * |
31 |
| - * @return \sngrl\PhpFirebaseCloudMessaging\Client |
32 |
| - */ |
33 |
| - public function setApiKey($apiKey) |
| 27 | + public function setServiceAccountPath(string $serviceAccountPath): self |
34 | 28 | {
|
35 |
| - $this->apiKey = $apiKey; |
36 |
| - return $this; |
37 |
| - } |
| 29 | + if (file_exists($serviceAccountPath) === false) { |
| 30 | + throw new \InvalidArgumentException('Service account file does not exist!'); |
| 31 | + } |
38 | 32 |
|
39 |
| - /** |
40 |
| - * people can overwrite the api url with a proxy server url of their own |
41 |
| - * |
42 |
| - * @param string $url |
43 |
| - * |
44 |
| - * @return \sngrl\PhpFirebaseCloudMessaging\Client |
45 |
| - */ |
46 |
| - public function setProxyApiUrl($url) |
47 |
| - { |
48 |
| - $this->proxyApiUrl = $url; |
| 33 | + $this->serviceAccountPath = $serviceAccountPath; |
| 34 | + $this->applyCredentials(); |
49 | 35 | return $this;
|
50 | 36 | }
|
51 | 37 |
|
52 |
| - /** |
53 |
| - * sends your notification to the google servers and returns a guzzle repsonse object |
54 |
| - * containing their answer. |
55 |
| - * |
56 |
| - * @param Message $message |
57 |
| - * |
58 |
| - * @return \Psr\Http\Message\ResponseInterface |
59 |
| - * @throws \GuzzleHttp\Exception\RequestException |
60 |
| - */ |
61 |
| - public function send(Message $message) |
| 38 | + private function applyCredentials(): self |
62 | 39 | {
|
63 |
| - return $this->guzzleClient->post( |
64 |
| - $this->getApiUrl(), |
65 |
| - [ |
66 |
| - 'headers' => [ |
67 |
| - 'Authorization' => sprintf('key=%s', $this->apiKey), |
68 |
| - 'Content-Type' => 'application/json' |
69 |
| - ], |
70 |
| - 'body' => json_encode($message) |
71 |
| - ] |
72 |
| - ); |
73 |
| - } |
| 40 | + $this->projectId = \json_decode(file_get_contents($this->serviceAccountPath), true)['project_id']; |
| 41 | + $this->accessToken = $this->getAccessToken(); |
74 | 42 |
|
75 |
| - /** |
76 |
| - * @param integer $topic_id |
77 |
| - * @param array|string $recipients_tokens |
78 |
| - * |
79 |
| - * @return \Psr\Http\Message\ResponseInterface |
80 |
| - */ |
81 |
| - public function addTopicSubscription($topic_id, $recipients_tokens) |
82 |
| - { |
83 |
| - return $this->processTopicSubscription($topic_id, $recipients_tokens, self::DEFAULT_TOPIC_ADD_SUBSCRIPTION_API_URL); |
| 43 | + return $this; |
84 | 44 | }
|
85 | 45 |
|
86 |
| - |
87 |
| - /** |
88 |
| - * @param integer $topic_id |
89 |
| - * @param array|string $recipients_tokens |
90 |
| - * |
91 |
| - * @return \Psr\Http\Message\ResponseInterface |
92 |
| - */ |
93 |
| - public function removeTopicSubscription($topic_id, $recipients_tokens) |
| 46 | + private function getAccessToken(): string |
94 | 47 | {
|
95 |
| - return $this->processTopicSubscription($topic_id, $recipients_tokens, self::DEFAULT_TOPIC_REMOVE_SUBSCRIPTION_API_URL); |
96 |
| - } |
| 48 | + $client = new \Google\Client(); |
| 49 | + $client->setAuthConfig($this->serviceAccountPath); |
| 50 | + $client->addScope('https://www.googleapis.com/auth/firebase.messaging'); |
| 51 | + $client->useApplicationDefaultCredentials(); |
| 52 | + $token = $client->fetchAccessTokenWithAssertion(); |
97 | 53 |
|
| 54 | + return $token['access_token']; |
| 55 | + } |
98 | 56 |
|
99 | 57 | /**
|
100 |
| - * @param integer $topic_id |
101 |
| - * @param array|string $recipients_tokens |
102 |
| - * @param string $url |
103 |
| - * |
104 |
| - * @return \Psr\Http\Message\ResponseInterface |
| 58 | + * @throws \GuzzleHttp\Exception\RequestException |
105 | 59 | */
|
106 |
| - protected function processTopicSubscription($topic_id, $recipients_tokens, $url) |
| 60 | + public function send(Notification $message): ResponseInterface |
107 | 61 | {
|
108 |
| - if (!is_array($recipients_tokens)) |
109 |
| - $recipients_tokens = [$recipients_tokens]; |
110 |
| - |
111 | 62 | return $this->guzzleClient->post(
|
112 |
| - $url, |
| 63 | + $this->getApiUrl(), |
113 | 64 | [
|
114 | 65 | 'headers' => [
|
115 |
| - 'Authorization' => sprintf('key=%s', $this->apiKey), |
| 66 | + 'Authorization' => sprintf('Bearer %s', $this->accessToken), |
116 | 67 | 'Content-Type' => 'application/json'
|
117 | 68 | ],
|
118 |
| - 'body' => json_encode([ |
119 |
| - 'to' => '/topics/' . $topic_id, |
120 |
| - 'registration_tokens' => $recipients_tokens, |
| 69 | + 'body' => \json_encode([ |
| 70 | + 'message' => $message, |
121 | 71 | ])
|
122 | 72 | ]
|
123 | 73 | );
|
124 | 74 | }
|
125 | 75 |
|
126 | 76 | private function getApiUrl()
|
127 | 77 | {
|
128 |
| - return isset($this->proxyApiUrl) ? $this->proxyApiUrl : self::DEFAULT_API_URL; |
| 78 | + return str_replace('{PROJECT_ID}', $this->projectId, self::DEFAULT_API_URL); |
129 | 79 | }
|
130 | 80 | }
|
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