1: <?php
 2: /**
 3:  * Magento
 4:  *
 5:  * NOTICE OF LICENSE
 6:  *
 7:  * This source file is subject to the Open Software License (OSL 3.0)
 8:  * that is bundled with this package in the file LICENSE.txt.
 9:  * It is also available through the world-wide-web at this URL:
10:  * http://opensource.org/licenses/osl-3.0.php
11:  * If you did not receive a copy of the license and are unable to
12:  * obtain it through the world-wide-web, please send an email
13:  * to license@magentocommerce.com so we can send you a copy immediately.
14:  *
15:  * DISCLAIMER
16:  *
17:  * Do not edit or add to this file if you wish to upgrade Magento to newer
18:  * versions in the future. If you wish to customize Magento for your
19:  * needs please refer to http://www.magentocommerce.com for more information.
20:  *
21:  * @category    Mage
22:  * @package     Mage_Backup
23:  * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
24:  * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
25:  */
26: 
27: 
28: /**
29:  * Backup by cron backend model
30:  *
31:  * @category   Mage
32:  * @package    Mage_Backup
33:  * @author     Magento Core Team <core@magentocommerce.com>
34:  */
35: class Mage_Backup_Model_Config_Backend_Cron extends Mage_Core_Model_Config_Data
36: {
37:     const CRON_STRING_PATH  = 'crontab/jobs/system_backup/schedule/cron_expr';
38:     const CRON_MODEL_PATH   = 'crontab/jobs/system_backup/run/model';
39: 
40:     const XML_PATH_BACKUP_ENABLED       = 'groups/backup/fields/enabled/value';
41:     const XML_PATH_BACKUP_TIME          = 'groups/backup/fields/time/value';
42:     const XML_PATH_BACKUP_FREQUENCY     = 'groups/backup/fields/frequency/value';
43: 
44:     /**
45:      * Cron settings after save
46:      *
47:      * @return Mage_Adminhtml_Model_System_Config_Backend_Log_Cron
48:      */
49:     protected function _afterSave()
50:     {
51:         $enabled   = $this->getData(self::XML_PATH_BACKUP_ENABLED);
52:         $time      = $this->getData(self::XML_PATH_BACKUP_TIME);
53:         $frequency = $this->getData(self::XML_PATH_BACKUP_FREQUENCY);
54: 
55:         $frequencyWeekly  = Mage_Adminhtml_Model_System_Config_Source_Cron_Frequency::CRON_WEEKLY;
56:         $frequencyMonthly = Mage_Adminhtml_Model_System_Config_Source_Cron_Frequency::CRON_MONTHLY;
57: 
58:         if ($enabled) {
59:             $cronExprArray = array(
60:                 intval($time[1]),                                   # Minute
61:                 intval($time[0]),                                   # Hour
62:                 ($frequency == $frequencyMonthly) ? '1' : '*',      # Day of the Month
63:                 '*',                                                # Month of the Year
64:                 ($frequency == $frequencyWeekly) ? '1' : '*',       # Day of the Week
65:             );
66:             $cronExprString = join(' ', $cronExprArray);
67:         }
68:         else {
69:             $cronExprString = '';
70:         }
71: 
72:         try {
73:             Mage::getModel('core/config_data')
74:                 ->load(self::CRON_STRING_PATH, 'path')
75:                 ->setValue($cronExprString)
76:                 ->setPath(self::CRON_STRING_PATH)
77:                 ->save();
78: 
79:             Mage::getModel('core/config_data')
80:                 ->load(self::CRON_MODEL_PATH, 'path')
81:                 ->setValue((string) Mage::getConfig()->getNode(self::CRON_MODEL_PATH))
82:                 ->setPath(self::CRON_MODEL_PATH)
83:                 ->save();
84:         }
85:         catch (Exception $e) {
86:             Mage::throwException(Mage::helper('backup')->__('Unable to save the cron expression.'));
87:         }
88:     }
89: }
90: