/**
* Callback for creating the plugin header.
*
* @param unknown $args
*/
function ibm_sbtk_header($args = array())
{
$settings = new SBTSettings();
$store = SBTCredentialStore::getInstance();
$endpoints = $settings->getEndpoints();
if ($endpoints == null || empty($endpoints)) {
return;
}
foreach ($endpoints as $endpoint) {
if (($settings->getAuthenticationMethod($endpoint['name']) == 'oauth1' || $settings->getAuthenticationMethod($endpoint['name']) == 'oauth2') && $store->getOAuthAccessToken($endpoint['name']) == null && (!isset($_COOKIE['IBMSBTKOAuthLogin']) || $_COOKIE['IBMSBTKOAuthLogin'] != 'yes')) {
$deploy_url = $settings->getSDKDeployURL($endpoint['name']);
$authentication_method = $settings->getAuthenticationMethod($endpoint['name']);
$js_library = $settings->getJSLibrary($endpoint['name']);
$url = $settings->getURL($endpoint['name']);
$name = $settings->getName($endpoint['name']);
$api_version = $settings->getAPIVersion($endpoint['name']);
$type = $settings->getServerType($endpoint['name']);
$allow_client_access = $settings->allowClientAccess($endpoint['name']);
$endpoints = $settings->getEndpoints();
// Load the header view
require BASE_PATH . '/views/includes/header.php';
return;
}
}
$plugin = new SBTPlugin($endpoints[0]['name']);
$plugin->createHeader();
}
/**
* Returns the block contents.
*
* @return stdClass Block content.
*/
public function get_content()
{
if ($this->content !== null) {
return $this->content;
}
$this->content = new stdClass();
if (!isset($this->config->plugin) || $this->config->plugin == '') {
return $this->content;
}
if (isset($this->config->plugin)) {
ob_start();
// Load dependencies
if (!defined('BASE_LOCATION')) {
$autoload = __DIR__ . '/core/autoload.php';
include $autoload;
}
$this->loadModel('SBTSettings');
$this->loadModel('SBTCredentialStore');
$settings = new SBTSettings();
$store = SBTCredentialStore::getInstance();
global $CFG;
global $USER;
$blockPath = $CFG->dirroot . '/blocks/ibmsbt/';
// Our default assumption is that user supplies incorrect credentials; only if
// the test request shows a 401 do we change this flag
$incorrectCredentials = false;
// If the user clicked "login", then trigger the OAuth dance
if (isset($_COOKIE['IBMSBTKOAuthLogin']) && $_COOKIE['IBMSBTKOAuthLogin'] == 'yes' && $store->getOAuthAccessToken($this->config->endpoint) == null) {
if ($settings->getAuthenticationMethod($this->config->endpoint) == 'oauth1' || $settings->getAuthenticationMethod($this->config->endpoint) == 'oauth2') {
$store->deleteOAuthCredentials($this->config->endpoint);
$this->_startOAuthDance($settings);
$this->content->text = ob_get_clean();
return;
}
}
// Check if token expired. If yes, clear the credential store and load login display
if (($settings->getAuthenticationMethod($this->config->endpoint) == 'oauth1' || $settings->getAuthenticationMethod($this->config->endpoint) == 'oauth2') && $store->getOAuthAccessToken($this->config->endpoint) != null) {
$endpoint = null;
if ($settings->getAuthenticationMethod($this->config->endpoint) == "oauth2") {
$endpoint = new SBTOAuth2Endpoint();
} else {
if ($settings->getAuthenticationMethod($this->config->endpoint) == "oauth1") {
$endpoint = new SBTOAuth1Endpoint();
}
}
$service = '/files/basic/api/myuserlibrary/feed';
$response = $endpoint->makeRequest($settings->getURL($this->config->endpoint), $service, 'GET', array(), null, null, $this->config->endpoint);
if (is_string($response)) {
echo response;
$this->content->text = ob_get_clean();
return;
} else {
if ($response->getStatusCode() == 401) {
// Delete old credentials.
$store->deleteOAuthCredentials($this->config->endpoint);
}
}
} else {
$endpoint = new SBTBasicAuthEndpoint();
$service = '/files/basic/api/myuserlibrary/feed';
$response = $endpoint->makeRequest($settings->getURL($this->config->endpoint), $service, 'GET', array(), null, null, $this->config->endpoint);
if ($response->getStatusCode() == 401) {
// Delete old credentials.
$store->deleteBasicAuthCredentials($this->config->endpoint);
if ($store->getBasicAuthPassword($this->config->endpoint) != null) {
$incorrectCredentials = true;
}
}
}
echo '<div name="ibm_sbtk_widget">';
if (($settings->getAuthenticationMethod($this->config->endpoint) == 'oauth1' || $settings->getAuthenticationMethod($this->config->endpoint) == 'oauth2') && $store->getOAuthAccessToken($this->config->endpoint) == null && (!isset($_COOKIE['IBMSBTKOAuthLogin']) || $_COOKIE['IBMSBTKOAuthLogin'] != 'yes')) {
if (isloggedin() === false || !isset($USER->id) || $USER->id === null) {
if (!$incorrectCredentials) {
print get_string('please_login', 'block_ibmsbt');
} else {
print get_string('incorrect_credentials', 'block_ibmsbt');
}
} else {
require $blockPath . '/core/views/oauth-login-display.php';
}
echo '</div>';
$this->content->text = ob_get_clean();
return;
}
$plugin = new SBTPlugin($this->config->endpoint);
$plugin->createHeader();
if ($settings->getAuthenticationMethod($this->config->endpoint) == 'basic' && $store->getBasicAuthUsername($this->config->endpoint) != null && $store->getBasicAuthPassword($this->config->endpoint) != null || $settings->getAuthenticationMethod($this->config->endpoint) == 'oauth1' && $store->getRequestToken($this->config->endpoint) != null || $settings->getAuthenticationMethod($this->config->endpoint) == 'basic' && $settings->getBasicAuthMethod($this->config->endpoint) == 'global' || $settings->getAuthenticationMethod($this->config->endpoint) == 'oauth2' && $store->getOAuthAccessToken($this->config->endpoint) != null) {
if (isloggedin()) {
if (IBM_SBT_CRYPTO_ENABLED === false && IBM_SBT_DEMO_MODE === false) {
echo '<strong style="color: red;">WARNING: Your data is not encrypted. Please install php-mcrypt to secure your data.</strong><br/>';
}
require $this->config->plugin;
}
if ($settings->getAuthenticationMethod($this->config->endpoint) == 'basic') {
// require $blockPath . '/core/views/endpoint-logout.php'; // Uncomment to show logout button
// echo '<button onclick="ibm_sbt_endpoint_logout()">Logout from this Endpoint</button>'; // Uncomment to show logout button
}
}
if ($settings->getAuthenticationMethod($this->config->endpoint) == 'basic' && ($settings->getBasicAuthMethod($this->config->endpoint) == 'prompt' || $settings->getBasicAuthMethod($this->config->endpoint) == 'profile') && $store->getBasicAuthUsername($this->config->endpoint) == null) {
if (!isloggedin()) {
print get_string('please_login', 'block_ibmsbt');
echo '</div>';
$this->content->text = ob_get_clean();
return $this->content;
} else {
require $blockPath . '/core/views/basic-auth-login-display.php';
}
} else {
if ($settings->getAuthenticationMethod($this->config->endpoint) == 'oauth1' || $settings->getAuthenticationMethod($this->config->endpoint) == 'oauth2') {
// require_once BASE_PATH . '/views/oauth-logout-display.php'; TODO: Uncomment when OAuth logout has been fixed
}
}
if (($settings->getAuthenticationMethod($this->config->endpoint) == 'oauth1' || $settings->getAuthenticationMethod($this->config->endpoint) == 'oauth2') && $store->getOAuthAccessToken($this->config->endpoint) != null) {
// require $blockPath . '/core/views/endpoint-logout.php'; Uncomment to show logout button
// echo '<button onclick="ibm_sbt_endpoint_logout()">Logout from this Endpoint</button>'; Uncomment to show logout button
}
echo '</div>';
if (!isloggedin()) {
print get_string('please_login', 'block_ibmsbt');
}
$this->content->text = ob_get_clean();
} else {
$this->content->text = get_string('please_login', 'block_ibmsbt');
}
return $this->content;
}
