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Adding GMail to supported OAuth providers, thought the app is not (yet) approved by Google
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ralf
parent
21f8a936a0
commit
f85aa4dcbb
@ -145,7 +145,7 @@ class admin_mail
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/**
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* List of domains know to not support Sieve
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*
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* Used to switch Sieve off by default, thought users can allways try switching it on.
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* Used to switch Sieve off by default, thought users can always try switching it on.
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* Testing not existing Sieve with google takes a long time, as ports are open,
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* but not answering ...
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*
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@ -153,6 +153,23 @@ class admin_mail
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*/
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public static $no_sieve_blacklist = array('gmail.com', 'googlemail.com', 'outlook.office365.com');
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const ADD_CLIENT_TO_WELL_KNOWN = 'add-client-to-well-known';
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/**
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* Regular expressions to match domain in username to imap/smtp servers and oauth provider
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*
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* @var array[] email-regexp => [imap-host, smtp-host, oauth-provider, client-id, client-secret, scopes] pairs
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*/
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public static $oauth_domain_regexps = [
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'/@([^.]\.onmicrosoft\.com)$/i' => ['outlook.office365.com', 'smtp.office365.com', 'login.microsoftonline.com/$1',
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'e09fe57b-ffc5-496e-9ef8-3e6c7d628c09', 'Hd18Q~t-8_-ImvPFXlh8DSFjWKYyvpUTqURRJc7i',
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'https://outlook.office.com/IMAP.AccessAsUser.All https://outlook.office.com/POP.AccessAsUser.All https://outlook.office.com/SMTP.Send offline_access',
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[self::ADD_CLIENT_TO_WELL_KNOWN => 'appid']],
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'/@g(oogle)?mail\.com$/i' => ['imap.gmail.com', 'smtp.gmail.com', 'accounts.google.com',
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'581021931838-unqjf9tivr9brnmo34rbsoj179ojp79p.apps.googleusercontent.com', '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',
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'https://mail.google.com/ https://www.googleapis.com/auth/userinfo.email'],
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];
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/**
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* Is current use a mail administrator / has run rights for EMailAdmin
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*
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@ -206,10 +223,30 @@ class admin_mail
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), $readonlys, $content, 2);
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}
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const OFFICE365_CLIENT_ID = 'e09fe57b-ffc5-496e-9ef8-3e6c7d628c09';
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const OFFICE365_CLIENT_SECRET = 'Hd18Q~t-8_-ImvPFXlh8DSFjWKYyvpUTqURRJc7i';
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const OFFICE365_IMAP_HOST = 'outlook.office365.com';
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const OFFICE365_SMTP_HOST = 'smtp.office365.com';
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/**
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* Find server config by email-domain incl. oauth data
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*
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* @param $email
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* @return array|null
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*/
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public static function oauthDomainMatch($email)
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{
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foreach(self::$oauth_domain_regexps as $regexp => [$imap, $smtp, $provider, $client, $secret, $scopes, $extra])
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{
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if (preg_match($regexp, $email, $matches))
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{
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return [
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'imap' => $imap,
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'smtp' => $smtp,
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'provider' => $provider ? 'https://'.strtr($provider, ['$1' => $matches[1] ?? null, '$2' => $matches[2] ?? null]): null,
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'client' => $client,
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'secret' => $secret,
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'scopes' => array_merge(['openid'], explode(' ', $scopes)),
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]+($extra ?? []);
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}
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}
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return null;
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}
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/**
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* Try to autoconfig an account
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@ -245,18 +282,18 @@ class admin_mail
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);
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}
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}
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// Office 365 Mail
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elseif (preg_match('/@[^.]+\.onmicrosoft\.com$/i', $content['acc_imap_username']))
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// supported oauth providers
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elseif (($oauth = self::oauthDomainMatch($content['acc_imap_username'])))
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{
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$content['output'] = lang('Using Office365 mail servers')."\n";
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list(, $domain) = explode('@', $content['acc_imap_username']);
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$hosts[self::OFFICE365_IMAP_HOST] = array(
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self::SSL_TLS => 993,
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);
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$content['acc_smpt_host'] = self::OFFICE365_SMTP_HOST;
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$content['output'] = lang('Using IMAP:%1, SMTP:%2, OAUTH:%3:', $oauth['imap'], $oauth['smtp'], $oauth['provider'])."\n";
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$hosts[$oauth['imap']] = true;
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$content['acc_smpt_host'] = $oauth['smtp'];
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$content['acc_sieve_enabled'] = false;
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$content['acc_oauth_provider_url'] = "https://login.microsoftonline.com/$domain";
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$content['acc_oauth_client_id'] = self::OFFICE365_CLIENT_ID;
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$content['acc_oauth_provider_url'] = $oauth['provider'];
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$content['acc_oauth_client_id'] = $oauth['client'];
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$content['acc_oauth_client_secret'] = $oauth['secret'];
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$content['acc_oauth_scopes'] = $oauth['scopes'];
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$content[self::ADD_CLIENT_TO_WELL_KNOWN] = $oauth[self::ADD_CLIENT_TO_WELL_KNOWN] ?? null;
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}
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elseif (($ispdb = self::mozilla_ispdb($content['ident_email'])) && count($ispdb['imap']))
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{
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@ -286,6 +323,13 @@ class admin_mail
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$hosts = $this->guess_hosts($content['ident_email'], 'imap');
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}
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// check if support OAuth for that domain or we have a password
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if (empty($oauth) && empty($content['acc_imap_password']))
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{
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Etemplate::set_validation_error('acc_imap_password', lang('Field must not be empty!'));
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$connected = false;
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}
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// iterate over all hosts and try to connect
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foreach(!isset($connected) ? $hosts : [] as $host => $data)
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{
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@ -1471,31 +1515,21 @@ class admin_mail
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{
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if (empty($content['acc_oauth_client_secret']))
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{
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switch($content['acc_oauth_client_id'])
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{
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case self::OFFICE365_CLIENT_ID:
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$content['acc_oauth_client_secret'] = self::OFFICE365_CLIENT_SECRET;
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break;
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default:
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throw new Exception(lang("No OAuth client secret for provider '%1'!", $content['acc_oauth_provider_url']));
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}
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}
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$oidc = new OpenIDConnectClient($content['acc_oauth_provider_url'],
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$content['acc_oauth_client_id'], $content['acc_oauth_client_secret']);
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// Office365 requires client-ID as appid GET parameter (https://github.com/jumbojett/OpenID-Connect-PHP/issues/190)
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if ($content['acc_oauth_client_id'] = self::OFFICE365_CLIENT_ID)
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if (!empty($content[self::ADD_CLIENT_TO_WELL_KNOWN]))
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{
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$oidc->setWellKnownConfigParameters(['appid' => $content['acc_oauth_client_id']]);
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$oidc->setWellKnownConfigParameters([$content[self::ADD_CLIENT_TO_WELL_KNOWN] => $content['acc_oauth_client_id']]);
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}
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// we need to use response_code=query / GET request to keep our session token!
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$oidc->setResponseTypes(['code']); // to be able to use query, not 'id_token'
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$oidc->setAllowImplicitFlow(true);
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$oidc->addAuthParam(['response_mode' => 'query']); // to keep cookie, not 'form_post'
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// ToDo: the last 3 are Office365 specific scopes
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$oidc->addScope(['openid', 'email', 'profile', 'https://outlook.office.com/IMAP.AccessAsUser.All', 'https://outlook.office.com/SMTP.Send', 'https://outlook.office.com/User.Read']);
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//$oidc->setAllowImplicitFlow(true);
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$oidc->addScope($content['acc_oauth_scopes']);
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if (!empty($content['acc_oauth_access_token']) || !empty($content['acc_oauth_refresh_token']))
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{
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@ -23,7 +23,7 @@
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</row>
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<row>
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<description value="Password" for="acc_imap_password"/>
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<passwd id="acc_imap_password" needed="1" size="32" maxlength="128" autocomplete="off"/>
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<passwd id="acc_imap_password" size="32" maxlength="128" autocomplete="off" blur="Can be left empty, if OAuth is supported" class="et2_required"/>
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</row>
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<row class="@manual_class">
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<description value="IMAP server" for="acc_imap_host"/>
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