DNRoot::deploySummary PHP Method

    public function deploySummary(\SS_HTTPRequest $request)
    {
        // Performs canView permission check by limiting visible projects
        $project = $this->getCurrentProject();
        if (!$project) {
            return $this->project404Response();
        }
        // Performs canView permission check by limiting visible projects
        $environment = $this->getCurrentEnvironment($project);
        if (!$environment) {
            return $this->environment404Response();
        }
        // Plan the deployment.
        $strategy = $environment->getDeployStrategy($request);
        $data = $strategy->toArray();
        // Add in a URL for comparing from->to code changes. Ensure that we have
        // two proper 40 character SHAs, otherwise we can't show the compare link.
        $interface = $project->getRepositoryInterface();
        if (!empty($interface) && !empty($interface->URL) && !empty($data['changes']['Code version']['from']) && strlen($data['changes']['Code version']['from']) == '40' && !empty($data['changes']['Code version']['to']) && strlen($data['changes']['Code version']['to']) == '40') {
            $compareurl = sprintf('%s/compare/%s...%s', $interface->URL, $data['changes']['Code version']['from'], $data['changes']['Code version']['to']);
            $data['changes']['Code version']['compareUrl'] = $compareurl;
        }
        // Append json to response
        $token = SecurityToken::inst();
        $data['SecurityID'] = $token->getValue();
        $this->extend('updateDeploySummary', $data);
        return json_encode($data);
    }