How to Сreate a Plugin for Sugar On-Demand Using GroupDocs GDrive Plugin Example

<?php

if (!defined('sugarEntry') || !sugarEntry)
    die('Not A Valid Entry Point');
/* * *******************************************************************************
 * SugarCRM Community Edition is a customer relationship management program developed by
 * SugarCRM, Inc. Copyright (C) 2004-2012 SugarCRM Inc.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by the
 * Free Software Foundation with the addition of the following permission added
 * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
 * IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
 * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License along with
 * this program; if not, see http://www.gnu.org/licenses/ or write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 *
 * You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
 * SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "Powered by
 * SugarCRM" logo. If the display of the logo is not reasonably feasible for
 * technical reasons, the Appropriate Legal Notices must display the words
 * "Powered by SugarCRM".
 * ****************************************************************************** */

/* * *******************************************************************************

 * Portions created by SugarCRM are Copyright (C) SugarCRM, Inc.
 * All Rights Reserved.
 * Contributor(s): ______________________________________..
 * ****************************************************************************** */

class gd_GroupDocsViewEdit extends ViewEdit {

    function gd_GroupDocsViewEdit() {

        parent::ViewEdit();
    }

    /**
     * This method will handle the actual display logic of the view.
     */
    function display() {
        global $current_user;
        if ($current_user->is_admin == "1") {

            $ss = new Sugar_Smarty();
            $ss->assign('savedText', SugarCleaner::cleanHtml($this->savedText));
            $ss->assign('saving', $this->dashletStrings['LBL_SAVING']);
            $ss->assign('saved', $this->dashletStrings['LBL_SAVED']);
            $ss->assign('id', $this->id);
            $ss->assign('height', $this->height);
            $gd = BeanFactory::getBean('gd_GroupDocs');
            $config = $gd->retrieve_by_string_fields(array('deleted' => '0')); // TODO: If user is not admin??
            $cid = $config->fetched_row['cid'];
            $pkey = $config->fetched_row['pkey'];
            $bpath = $config->fetched_row['bpath'];
            $str = $ss->fetch('modules/gd_GroupDocs/views/gd_GroupDocsEditView.tpl');
            $libs = new Sugar_Smarty();
            $libsStr = $libs->fetch('modules/gd_GroupDocs/Dashlets/gd_GroupDocsDashlet/gd_GroupDocsDashletLibs.tpl');
            $script = new Sugar_Smarty();
            $script->assign('moduleName', 'gd_GroupDocs');
            if (isset($cid) && !empty($cid) && $cid != null && isset($pkey) && !empty($pkey) && $pkey != null && isset($bpath) && !empty($bpath) && $bpath != null) {
                $script->assign('cid', $cid);
                $script->assign('pkey', $pkey);
                $script->assign('bpath', $bpath);
            } else {
                $script->assign('error', 'Error! Please enter credentials in GroupDocs settings!');
            }
            $scriptStr = $script->fetch('modules/gd_GroupDocs/Dashlets/gd_GroupDocsDashlet/gd_GroupDocsDashletScript.tpl');
            $content = $str;
            $js = $libsStr;
            $js .= $scriptStr;
            print '<script>';
            // delay cos 'sugarcrm form' is actualy builded by js
            print 'setTimeout(function(){';
            // create node, there will be the list
            print 'var content = \'' . $content . '\';';
            print '$("#detailpanel_1").append(content);';
            print '},1500);';
            print '</script>';
            print $js;
            parent::display();
        } else {
            print '<script>';
//             delay cos 'sugarcrm form' is actualy builded by js
            print 'setTimeout(function(){';
//             create node, there will be the list
            print '$("#content").append(\'Only administrator can see this block\');';
            print '},1500);';
            print '</script>';
            parent::display();
        }

    }

}

<?php
/**
 * Created by JetBrains PhpStorm.
 * User: liosha
 * Date: 12.09.13
 * Time: 17:45
 */
if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');

class gd_GroupDocsViewList extends SugarView{
     function gd_GroupDocsViewList() {

        parent::SugarView();
    }
    public function display()
    {
        $libs = new Sugar_Smarty();
        $libsStr = $libs->fetch('modules/gd_GroupDocs/Dashlets/gd_GroupDocsDashlet/gd_GroupDocsDashletLibs.tpl');
        $script = new Sugar_Smarty();
        $script->assign('moduleName', 'gd_GroupDocs');
        $gd = BeanFactory::getBean('gd_GroupDocs');
        $config = $gd->retrieve_by_string_fields(array('deleted' => '0')); // TODO: If user is not admin??
        $cid = $config->fetched_row['cid'];
        $pkey = $config->fetched_row['pkey'];
        $bpath = $config->fetched_row['bpath'];
        if (isset($cid) && !empty($cid) && $cid != null && isset($pkey) && !empty($pkey) && $pkey != null && isset($bpath) && !empty($bpath) && $bpath != null) {
            $script->assign('cid', $cid);
            $script->assign('pkey', $pkey);
            $script->assign('bpath', $bpath);
        } else {
            $script->assign('error', 'Error! Please enter credentials in GroupDocs settings!');
        }
        $scriptStr = $script->fetch('modules/gd_GroupDocs/Dashlets/gd_GroupDocsDashlet/gd_GroupDocsDashletScript.tpl');
        $js = $libsStr;
        $js .= $scriptStr;
        $ss = new Sugar_Smarty();
        $str = $ss->fetch('modules/gd_GroupDocs/views/gd_GroupDocsEditView.tpl');
        $content = $str;
        print '<script>';
        // delay cos 'sugarcrm form' is actualy builded by js
        print 'setTimeout(function(){';
        // create node, there will be the list
        print 'var content = \'' . $content . '\';';
        print '$("#content").append(content);';
        print '},1500);';
        print '</script>';
        print $js;
        parent::display();

    }
}