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1 | <?php |
2 | /** |
3 | * This program is free software; you can redistribute it and/or modify |
4 | * it under the terms of the GNU General Public License as published by |
5 | * the Free Software Foundation; either version 2 of the License, or |
6 | * (at your option) any later version. |
7 | * |
8 | * This program is distributed in the hope that it will be useful, |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
11 | * GNU General Public License for more details. |
12 | * |
13 | * You should have received a copy of the GNU General Public License along |
14 | * with this program; if not, write to the Free Software Foundation, Inc., |
15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
16 | * http://www.gnu.org/copyleft/gpl.html |
17 | * |
18 | * @file |
19 | */ |
20 | |
21 | /** |
22 | * Wrapper around strtr() that holds replacements |
23 | */ |
24 | class ReplacementArray { |
25 | private $data; |
26 | |
27 | /** |
28 | * Create an object with the specified replacement array |
29 | * The array should have the same form as the replacement array for strtr() |
30 | * @param array $data |
31 | */ |
32 | public function __construct( array $data = [] ) { |
33 | $this->data = $data; |
34 | } |
35 | |
36 | /** |
37 | * @return array |
38 | */ |
39 | public function __sleep() { |
40 | return [ 'data' ]; |
41 | } |
42 | |
43 | /** |
44 | * Set the whole replacement array at once |
45 | * @param array $data |
46 | */ |
47 | public function setArray( array $data ) { |
48 | $this->data = $data; |
49 | } |
50 | |
51 | /** |
52 | * @return array |
53 | */ |
54 | public function getArray() { |
55 | return $this->data; |
56 | } |
57 | |
58 | /** |
59 | * Set an element of the replacement array |
60 | * @param string $from |
61 | * @param string $to |
62 | */ |
63 | public function setPair( $from, $to ) { |
64 | $this->data[$from] = $to; |
65 | } |
66 | |
67 | /** |
68 | * @param array $data |
69 | */ |
70 | public function mergeArray( $data ) { |
71 | $this->data = $data + $this->data; |
72 | } |
73 | |
74 | /** |
75 | * @param ReplacementArray $other |
76 | */ |
77 | public function merge( ReplacementArray $other ) { |
78 | $this->data = $other->data + $this->data; |
79 | } |
80 | |
81 | /** |
82 | * @param string $from |
83 | */ |
84 | public function removePair( $from ) { |
85 | unset( $this->data[$from] ); |
86 | } |
87 | |
88 | /** |
89 | * @param array $data |
90 | */ |
91 | public function removeArray( $data ) { |
92 | foreach ( $data as $from => $to ) { |
93 | $this->removePair( $from ); |
94 | } |
95 | } |
96 | |
97 | /** |
98 | * @param string $subject |
99 | * @return string |
100 | */ |
101 | public function replace( $subject ) { |
102 | return strtr( $subject, $this->data ); |
103 | } |
104 | } |