1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Store\Model\Config;
/**
* Placeholder configuration values processor. Replace placeholders in configuration with config values
*/
class Placeholder
{
/**
* @var \Magento\Framework\App\RequestInterface
*/
protected $request;
/**
* @var string[]
*/
protected $urlPaths;
/**
* @var string
*/
protected $urlPlaceholder;
/**
* @param \Magento\Framework\App\RequestInterface $request
* @param string[] $urlPaths
* @param string $urlPlaceholder
*/
public function __construct(\Magento\Framework\App\RequestInterface $request, $urlPaths, $urlPlaceholder)
{
$this->request = $request;
$this->urlPaths = $urlPaths;
$this->urlPlaceholder = $urlPlaceholder;
}
/**
* Replace placeholders with config values
*
* @param array $data
* @return array
*/
public function process(array $data = [])
{
foreach (array_keys($data) as $key) {
$this->_processData($data, $key);
}
return $data;
}
/**
* Process array data recursively
*
* @param array &$data
* @param string $path
* @return void
*/
protected function _processData(&$data, $path)
{
$configValue = $this->_getValue($path, $data);
if (is_array($configValue)) {
foreach (array_keys($configValue) as $key) {
$this->_processData($data, $path . '/' . $key);
}
} else {
$this->_setValue($data, $path, $this->_processPlaceholders($configValue, $data));
}
}
/**
* Replace placeholders with config values
*
* @param string $value
* @param array $data
* @return string
*/
protected function _processPlaceholders($value, $data)
{
$placeholder = $this->_getPlaceholder($value);
if ($placeholder) {
$url = false;
if ($placeholder == 'unsecure_base_url') {
$url = $this->_getValue($this->urlPaths['unsecureBaseUrl'], $data);
} elseif ($placeholder == 'secure_base_url') {
$url = $this->_getValue($this->urlPaths['secureBaseUrl'], $data);
}
if ($url) {
$value = str_replace('{{' . $placeholder . '}}', $url, $value);
} elseif (strpos($value, $this->urlPlaceholder) !== false) {
$distroBaseUrl = $this->request->getDistroBaseUrl();
$value = str_replace($this->urlPlaceholder, $distroBaseUrl, $value);
}
if (null !== $this->_getPlaceholder($value)) {
$value = $this->_processPlaceholders($value, $data);
}
}
return $value;
}
/**
* Get placeholder from value
*
* @param string $value
* @return string|null
*/
protected function _getPlaceholder($value)
{
if (is_string($value) && preg_match('/{{(.*)}}.*/', $value, $matches)) {
$placeholder = $matches[1];
if ($placeholder == 'unsecure_base_url' || $placeholder == 'secure_base_url' || strpos(
$value,
$this->urlPlaceholder
) !== false
) {
return $placeholder;
}
}
return null;
}
/**
* Get array value by path
*
* @param string $path
* @param array $data
* @return array|null
*/
protected function _getValue($path, array $data)
{
$keys = explode('/', $path);
foreach ($keys as $key) {
if (is_array($data) && (isset($data[$key]) || array_key_exists($key, $data))) {
$data = $data[$key];
} else {
return null;
}
}
return $data;
}
/**
* Set array value by path
*
* @param array &$container
* @param string $path
* @param string $value
* @return void
*/
protected function _setValue(array &$container, $path, $value)
{
$segments = explode('/', $path);
$currentPointer = & $container;
foreach ($segments as $segment) {
if (!isset($currentPointer[$segment])) {
$currentPointer[$segment] = [];
}
$currentPointer = & $currentPointer[$segment];
}
$currentPointer = $value;
}
}