mirror of
https://github.com/alextselegidis/easyappointments.git
synced 2024-12-27 09:03:09 +03:00
69 lines
No EOL
2.7 KiB
PHP
69 lines
No EOL
2.7 KiB
PHP
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
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class Google extends CI_Controller {
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/**
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* Authorize Google Calendar API usage for a specific provider.
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*
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* Since it is required to follow the web application flow, in order to retrieve
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* a refresh token from the Google API service, this method is going to authorize
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* the given provider.
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*
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* @param int $provider_id The provider id, for whom the sync authorization is
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* made.
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*/
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public function oauth($provider_id) {
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// Store the provider id for use on the callback function.
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if (!isset($_SESSION)) {
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@session_start();
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}
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$_SESSION['oauth_provider_id'] = $provider_id;
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// Redirect browser to google user content page.
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$this->load->library('Google_Sync');
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header('Location: ' . $this->google_sync->get_auth_url());
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}
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/**
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* Callback method for the Google Calendar API authorization process.
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*
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* Once the user grants consent with his Google Calendar data usage, the Google
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* OAuth service will redirect him back in this page. Here we are going to store
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* the refresh token, because this is what will be used to generate access tokens
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* in the future.
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*
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* <strong>IMPORTANT!</strong> Because it is necessary to authorize the application
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* using the web server flow (see official documentation of OAuth), every
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* Easy!Appointments installation should use its own calendar api key. So in every
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* api console account, the "http://path-to-e!a/google/oauth_callback" should be
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* included in an allowed redirect url.
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*/
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public function oauth_callback() {
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if (isset($_GET['code'])) {
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$this->load->library('Google_Sync');
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$token = $this->google_sync->authenticate($_GET['code']);
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// Store the token into the database for future reference.
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if (!isset($_SESSION)) {
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@session_start();
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}
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if (isset($_SESSION['oauth_provider_id'])) {
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$this->load->model('Providers_Model');
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$this->Providers_Model->set_setting('google_sync', TRUE,
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$_SESSION['oauth_provider_id']);
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$this->Providers_Model->set_setting('google_token', $token,
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$_SESSION['oauth_provider_id']);
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} else {
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echo '<h1>Sync provider id not specified!</h1>';
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}
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} else {
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echo '<h1>Authorization Failed!</h1>';
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}
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}
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}
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/* End of file google.php */
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/* Location: ./application/controllers/google.php */ |