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phorge/src/applications/auth/adapter/PhutilGoogleAuthAdapter.php
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PhutilGoogleAuthAdapter.php
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<?php
/**
* Authentication adapter for Google OAuth2.
*/
final class PhutilGoogleAuthAdapter extends PhutilOAuthAuthAdapter {
public function getAdapterType() {
return 'google';
}
public function getAdapterDomain() {
return 'google.com';
}
protected function newAccountIdentifiers() {
$identifiers = array();
$account_id = $this->getOAuthAccountData('id');
if ($account_id !== null) {
$account_id = sprintf(
'id(%s)',
$account_id);
$identifiers[] = $this->newAccountIdentifier($account_id);
}
$email = $this->getAccountEmail();
if ($email !== null) {
$identifiers[] = $this->newAccountIdentifier($email);
}
return $identifiers;
}
public function getAccountEmail() {
return $this->getOAuthAccountData('email');
}
public function getAccountName() {
// Guess account name from email address, this is just a hint anyway.
$email = $this->getAccountEmail();
$email = explode('@', $email);
$email = head($email);
return $email;
}
public function getAccountImageURI() {
$uri = $this->getOAuthAccountData('picture');
// Change the "sz" parameter ("size") from the default to 100 to ask for
// a 100x100px image.
if ($uri !== null) {
$uri = new PhutilURI($uri);
$uri->replaceQueryParam('sz', 100);
$uri = (string)$uri;
}
return $uri;
}
public function getAccountURI() {
return $this->getOAuthAccountData('link');
}
public function getAccountRealName() {
return $this->getOAuthAccountData('name');
}
protected function getAuthenticateBaseURI() {
return 'https://accounts.google.com/o/oauth2/auth';
}
protected function getTokenBaseURI() {
return 'https://accounts.google.com/o/oauth2/token';
}
public function getScope() {
$scopes = array(
'email',
'profile',
);
return implode(' ', $scopes);
}
public function getExtraAuthenticateParameters() {
return array(
'response_type' => 'code',
);
}
public function getExtraTokenParameters() {
return array(
'grant_type' => 'authorization_code',
);
}
protected function loadOAuthAccountData() {
$uri = new PhutilURI('https://www.googleapis.com/userinfo/v2/me');
$uri->replaceQueryParam('access_token', $this->getAccessToken());
$future = new HTTPSFuture($uri);
list($status, $body) = $future->resolve();
if ($status->isError()) {
throw $status;
}
try {
$result = phutil_json_decode($body);
} catch (PhutilJSONParserException $ex) {
throw new PhutilProxyException(
pht('Expected valid JSON response from Google account data request.'),
$ex);
}
return $result;
}
}

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