1
|
|
|
<?php |
2
|
|
|
/** |
3
|
|
|
* @author Sergii Bondarenko, <[email protected]> |
4
|
|
|
*/ |
5
|
|
|
namespace Drupal\TqExtension\Utils\Database; |
6
|
|
|
|
7
|
|
|
// Helpers. |
8
|
|
|
use Behat\DebugExtension\Debugger; |
9
|
|
|
|
10
|
|
|
class Database |
11
|
|
|
{ |
12
|
|
|
use Debugger; |
13
|
|
|
|
14
|
|
|
/** |
15
|
|
|
* MySQL and MySQLDump login arguments. |
16
|
|
|
* |
17
|
|
|
* @var string |
18
|
|
|
*/ |
19
|
|
|
private $credentials = '-u%s -p%s -h%s -P%s'; |
20
|
|
|
/** |
21
|
|
|
* Name of original database. |
22
|
|
|
* |
23
|
|
|
* @var string |
24
|
|
|
*/ |
25
|
|
|
private $source = ''; |
26
|
|
|
/** |
27
|
|
|
* Name of temporary database that will store data from original. |
28
|
|
|
* |
29
|
|
|
* @var string |
30
|
|
|
*/ |
31
|
|
|
private $temporary = ''; |
32
|
|
|
/** |
33
|
|
|
* Indicates that DB was cloned. |
34
|
|
|
* |
35
|
|
|
* @var bool |
36
|
|
|
*/ |
37
|
|
|
private $cloned = false; |
38
|
|
|
|
39
|
|
|
/** |
40
|
|
|
* @param string $connection |
41
|
|
|
* Database connection name (key in $databases array from settings.php). |
42
|
|
|
*/ |
43
|
|
|
public function __construct($connection) |
44
|
|
|
{ |
45
|
|
|
if (!defined('DRUPAL_ROOT') || !function_exists('conf_path')) { |
46
|
|
|
throw new \RuntimeException('Drupal is not bootstrapped.'); |
47
|
|
|
} |
48
|
|
|
|
49
|
|
|
$databases = []; |
50
|
|
|
|
51
|
|
|
require sprintf('%s/%s/settings.php', DRUPAL_ROOT, conf_path()); |
52
|
|
|
|
53
|
|
|
if (empty($databases[$connection])) { |
54
|
|
|
throw new \InvalidArgumentException(sprintf('The "%s" database connection does not exist.', $connection)); |
55
|
|
|
} |
56
|
|
|
|
57
|
|
|
$db = $databases[$connection]['default']; |
58
|
|
|
|
59
|
|
|
foreach (['port' => 3306, 'host' => '127.0.0.1'] as $option => $default) { |
60
|
|
|
if (empty($db[$option])) { |
61
|
|
|
$db[$option] = $default; |
62
|
|
|
} |
63
|
|
|
} |
64
|
|
|
|
65
|
|
|
self::debug([__CLASS__]); |
66
|
|
|
|
67
|
|
|
$this->source = $db['database']; |
68
|
|
|
$this->temporary = "tqextension_$this->source"; |
69
|
|
|
$this->credentials = sprintf($this->credentials, $db['username'], $db['password'], $db['host'], $db['port']); |
70
|
|
|
} |
71
|
|
|
|
72
|
|
|
/** |
73
|
|
|
* Clone a database. |
74
|
|
|
*/ |
75
|
|
|
public function __clone() |
76
|
|
|
{ |
77
|
|
|
// Drop and create temporary DB and copy source into it. |
78
|
|
|
$this->copy($this->source, $this->temporary); |
79
|
|
|
$this->cloned = true; |
80
|
|
|
} |
81
|
|
|
|
82
|
|
|
/** |
83
|
|
|
* Restore original database. |
84
|
|
|
*/ |
85
|
|
|
public function __destruct() |
86
|
|
|
{ |
87
|
|
|
if ($this->cloned) { |
88
|
|
|
// Drop and create source DB and copy temporary into it. |
89
|
|
|
$this->copy($this->temporary, $this->source); |
90
|
|
|
// Kill temporary DB. |
91
|
|
|
$this->drop($this->temporary); |
92
|
|
|
} |
93
|
|
|
} |
94
|
|
|
|
95
|
|
|
/** |
96
|
|
|
* @param string $name |
97
|
|
|
* Name of the database to check. |
98
|
|
|
* |
99
|
|
|
* @return bool |
100
|
|
|
* Checking state. |
101
|
|
|
*/ |
102
|
|
|
public function exist($name) |
103
|
|
|
{ |
104
|
|
|
return !empty($this->exec("mysql -e 'show databases' | grep '^$name$'")); |
105
|
|
|
} |
106
|
|
|
|
107
|
|
|
/** |
108
|
|
|
* @param string $name |
109
|
|
|
* Name of the database to drop. |
110
|
|
|
*/ |
111
|
|
|
public function drop($name) |
112
|
|
|
{ |
113
|
|
|
if ($this->exist($name)) { |
114
|
|
|
$this->exec("mysql -e '%s database $name;'", __FUNCTION__); |
115
|
|
|
} |
116
|
|
|
} |
117
|
|
|
|
118
|
|
|
/** |
119
|
|
|
* @param string $name |
120
|
|
|
* Name of the database to create. |
121
|
|
|
*/ |
122
|
|
|
public function create($name) |
123
|
|
|
{ |
124
|
|
|
if (!$this->exist($name)) { |
125
|
|
|
$this->exec("mysql -e '%s database $name;'", __FUNCTION__); |
126
|
|
|
} |
127
|
|
|
} |
128
|
|
|
|
129
|
|
|
/** |
130
|
|
|
* @param string $source |
131
|
|
|
* Source DB name. |
132
|
|
|
* @param string $destination |
133
|
|
|
* Name of the new DB. |
134
|
|
|
*/ |
135
|
|
|
public function copy($source, $destination) |
136
|
|
|
{ |
137
|
|
|
$this->drop($destination); |
138
|
|
|
$this->create($destination); |
139
|
|
|
$this->exec("mysqldump $source | mysql $destination"); |
140
|
|
|
} |
141
|
|
|
|
142
|
|
|
/** |
143
|
|
|
* Executes a shell command. |
144
|
|
|
* |
145
|
|
|
* @param string $command |
146
|
|
|
* Command to execute. |
147
|
|
|
* |
148
|
|
|
* @return string |
149
|
|
|
* Result of a shell command. |
150
|
|
|
*/ |
151
|
|
|
private function exec($command) |
152
|
|
|
{ |
153
|
|
|
// Adding credentials after "mysql" and "mysqldump" commands. |
154
|
|
|
$command = preg_replace( |
155
|
|
|
'/(mysql(?:dump)?)/', |
156
|
|
|
"\\1 $this->credentials", |
157
|
|
|
vsprintf($command, array_slice(func_get_args(), 1)) |
158
|
|
|
); |
159
|
|
|
|
160
|
|
|
self::debug(['%s'], [$command]); |
161
|
|
|
|
162
|
|
|
return trim(shell_exec($command)); |
163
|
|
|
} |
164
|
|
|
} |
165
|
|
|
|