1: <?php
 2: 
 3: namespace Alpha\Util\Backup;
 4: 
 5: use Alpha\Util\Config\ConfigProvider;
 6: use Alpha\Util\File\FileUtils;
 7: 
 8: /**
 9:  * A utility class for carrying out various backup tasks.
10:  *
11:  * @since 1.1
12:  *
13:  * @author John Collins <dev@alphaframework.org>
14:  * @license http://www.opensource.org/licenses/bsd-license.php The BSD License
15:  * @copyright Copyright (c) 2015, John Collins (founder of Alpha Framework).
16:  * All rights reserved.
17:  *
18:  * <pre>
19:  * Redistribution and use in source and binary forms, with or
20:  * without modification, are permitted provided that the
21:  * following conditions are met:
22:  *
23:  * * Redistributions of source code must retain the above
24:  *   copyright notice, this list of conditions and the
25:  *   following disclaimer.
26:  * * Redistributions in binary form must reproduce the above
27:  *   copyright notice, this list of conditions and the
28:  *   following disclaimer in the documentation and/or other
29:  *   materials provided with the distribution.
30:  * * Neither the name of the Alpha Framework nor the names
31:  *   of its contributors may be used to endorse or promote
32:  *   products derived from this software without specific
33:  *   prior written permission.
34:  *
35:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
36:  * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
37:  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
38:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
39:  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
40:  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43:  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
45:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
46:  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
47:  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
48:  * </pre>
49:  */
50: class BackupUtils
51: {
52:     /**
53:      * Backs up the attachments and logs directories to the destination backup directory.
54:      *
55:      * @param string $backupDir
56:      *
57:      * @since 1.1
58:      */
59:     public static function backUpAttachmentsAndLogs($backupDir)
60:     {
61:         $config = ConfigProvider::getInstance();
62: 
63:         FileUtils::copy($config->get('app.file.store.dir').'attachments', $backupDir.'attachments');
64:         FileUtils::copy($config->get('app.file.store.dir').'logs', $backupDir.'logs');
65:     }
66: 
67:     /**
68:      * Uses the mysqldump command line program to back-up the system database into an .sql file in the supplied target directory.
69:      *
70:      * @param string $backupDir The directory where we will write the .sql back-up file
71:      *
72:      * @since 1.1
73:      */
74:     public static function backUpDatabase($backupDir)
75:     {
76:         $config = ConfigProvider::getInstance();
77: 
78:         $targetFileName = $backupDir.$config->get('db.name').'_'.date('Y-m-d').'.sql';
79: 
80:         exec('mysqldump  --host="'.$config->get('db.hostname').'" --user="'.$config->get('db.username').'" --password="'.$config->get('db.password').'" --opt '.$config->get('db.name').' 2>&1 >'.$targetFileName);
81:     }
82: }
83: