public function execute($response) {
$params = $this->parse_template();
$contexttype = $params['context_type'];
$contextid = $params['context_id'];
$vendorcode = $params['vendor_code'];
$productcode = $params['product_code'];
$bubble = optional_param('bubble', null, PARAM_ALPHA);
$ok = !empty($contexttype) && !empty($contextid) &&
!empty($vendorcode) && !empty($productcode) &&
$this->get_service()->check_tool_proxy($productcode, $response->get_request_data());
if (!$ok) {
$response->set_code(401);
}
$contenttype = $response->get_accept();
$simpleformat = !is_null($contenttype) && ($contenttype == $this->formats[1]);
if ($ok) {
$ok = (is_null($bubble) || ((($bubble == 'distinct') || ($bubble == 'all')))) &&
(!$simpleformat || is_null($bubble) || ($bubble != 'all')) &&
(is_null($bubble) || ($response->get_request_method() == 'GET'));
}
if (!$ok) {
$response->set_code(404);
} else {
$systemsetting = null;
$contextsettings = lti_get_tool_settings($this->get_service()->get_tool_proxy()->id, $contextid);
if (!is_null($bubble)) {
$systemsetting = new \ltiservice_toolsettings\resource\systemsettings($this->get_service());
$systemsetting->params['tool_proxy_id'] = $productcode;
$systemsettings = lti_get_tool_settings($this->get_service()->get_tool_proxy()->id);
if ($bubble == 'distinct') {
\ltiservice_toolsettings\service\toolsettings::distinct_settings($systemsettings, $contextsettings, null);
}
} else {
$systemsettings = null;
}
if ($response->get_request_method() == 'GET') {
$json = '';
if ($simpleformat) {
$response->set_content_type($this->formats[1]);
$json .= "{";
} else {
$response->set_content_type($this->formats[0]);
$json .= "{\n \"@context\":\"http://purl.imsglobal.org/ctx/lti/v2/ToolSettings\",\n \"@graph\":[\n";
}
$settings = \ltiservice_toolsettings\service\toolsettings::settings_to_json($systemsettings, $simpleformat,
'ToolProxy', $systemsetting);
$json .= $settings;
$isfirst = strlen($settings) <= 0;
$settings = \ltiservice_toolsettings\service\toolsettings::settings_to_json($contextsettings, $simpleformat,
'ToolProxyBinding', $this);
if ((strlen($settings) > 0) && !$isfirst) {
$json .= ",";
}
$json .= $settings;
if ($simpleformat) {
$json .= "\n}";
} else {
$json .= "\n ]\n}";
}
$response->set_body($json);
} else { // PUT.
$settings = null;
if ($response->get_content_type() == $this->formats[0]) {
$json = json_decode($response->get_request_data());
$ok = !is_null($json);
if ($ok) {
$ok = isset($json->{"@graph"}) && is_array($json->{"@graph"}) && (count($json->{"@graph"}) == 1) &&
($json->{"@graph"}[0]->{"@type"} == 'ToolProxyBinding');
}
if ($ok) {
$settings = $json->{"@graph"}[0]->custom;
}
} else { // Simple JSON.
$json = json_decode($response->get_request_data(), true);
$ok = !is_null($json);
if ($ok) {
$ok = is_array($json);
}
if ($ok) {
$settings = $json;
}
}
if ($ok) {
lti_set_tool_settings($settings, $this->get_service()->get_tool_proxy()->id, $contextid);
} else {
$response->set_code(406);
}
}
}
}
public function execute($response) {
global $DB, $COURSE;
$params = $this->parse_template();
$linkid = $params['link_id'];
$bubble = optional_param('bubble', null, PARAM_ALPHA);
$contenttype = $response->get_accept();
$simpleformat = !is_null($contenttype) && ($contenttype == $this->formats[1]);
$ok = (is_null($bubble) || ((($bubble == 'distinct') || ($bubble == 'all')))) &&
(!$simpleformat || is_null($bubble) || ($bubble != 'all')) &&
(is_null($bubble) || ($response->get_request_method() == 'GET'));
if (!$ok) {
$response->set_code(406);
}
$systemsetting = null;
$contextsetting = null;
if ($ok) {
$ok = !empty($linkid);
if ($ok) {
$lti = $DB->get_record('lti', array('id' => $linkid), 'course,typeid', MUST_EXIST);
$ltitype = $DB->get_record('lti_types', array('id' => $lti->typeid));
$toolproxy = $DB->get_record('lti_tool_proxies', array('id' => $ltitype->toolproxyid));
$ok = $this->get_service()->check_tool_proxy($toolproxy->guid, $response->get_request_data());
}
if (!$ok) {
$response->set_code(401);
}
}
if ($ok) {
$linksettings = lti_get_tool_settings($this->get_service()->get_tool_proxy()->id, $lti->course, $linkid);
if (!is_null($bubble)) {
$contextsetting = new \ltiservice_toolsettings\resource\contextsettings($this->get_service());
if ($COURSE == 'site') {
$contextsetting->params['context_type'] = 'Group';
} else {
$contextsetting->params['context_type'] = 'CourseSection';
}
$contextsetting->params['context_id'] = $lti->course;
$contextsetting->params['vendor_code'] = $this->get_service()->get_tool_proxy()->vendorcode;
$contextsetting->params['product_code'] = $this->get_service()->get_tool_proxy()->id;
$contextsettings = lti_get_tool_settings($this->get_service()->get_tool_proxy()->id, $lti->course);
$systemsetting = new \ltiservice_toolsettings\resource\systemsettings($this->get_service());
$systemsetting->params['tool_proxy_id'] = $this->get_service()->get_tool_proxy()->id;
$systemsettings = lti_get_tool_settings($this->get_service()->get_tool_proxy()->id);
if ($bubble == 'distinct') {
\ltiservice_toolsettings\service\toolsettings::distinct_settings($systemsettings, $contextsettings,
$linksettings);
}
} else {
$contextsettings = null;
$systemsettings = null;
}
if ($response->get_request_method() == 'GET') {
$json = '';
if ($simpleformat) {
$response->set_content_type($this->formats[1]);
$json .= "{";
} else {
$response->set_content_type($this->formats[0]);
$json .= "{\n \"@context\":\"http://purl.imsglobal.org/ctx/lti/v2/ToolSettings\",\n \"@graph\":[\n";
}
$settings = \ltiservice_toolsettings\service\toolsettings::settings_to_json($systemsettings, $simpleformat,
'ToolProxy', $systemsetting);
$json .= $settings;
$isfirst = strlen($settings) <= 0;
$settings = \ltiservice_toolsettings\service\toolsettings::settings_to_json($contextsettings, $simpleformat,
'ToolProxyBinding', $contextsetting);
if (strlen($settings) > 0) {
if (!$isfirst) {
$json .= ",";
}
$isfirst = false;
}
$json .= $settings;
$settings = \ltiservice_toolsettings\service\toolsettings::settings_to_json($linksettings, $simpleformat,
'LtiLink', $this);
if ((strlen($settings) > 0) && !$isfirst) {
$json .= ",";
}
$json .= $settings;
if ($simpleformat) {
$json .= "\n}";
} else {
$json .= "\n ]\n}";
}
$response->set_body($json);
} else { // PUT.
$settings = null;
if ($response->get_content_type() == $this->formats[0]) {
$json = json_decode($response->get_request_data());
$ok = !is_null($json);
if ($ok) {
$ok = isset($json->{"@graph"}) && is_array($json->{"@graph"}) && (count($json->{"@graph"}) == 1) &&
($json->{"@graph"}[0]->{"@type"} == 'LtiLink');
}
if ($ok) {
$settings = $json->{"@graph"}[0]->custom;
}
} else { // Simple JSON.
$json = json_decode($response->get_request_data(), true);
$ok = !is_null($json);
if ($ok) {
$ok = is_array($json);
}
if ($ok) {
$settings = $json;
}
}
if ($ok) {
lti_set_tool_settings($settings, $this->get_service()->get_tool_proxy()->id, $lti->course, $linkid);
} else {
$response->set_code(406);
}
}
}
}
