1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/** |
4
|
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
5
|
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
6
|
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
7
|
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
8
|
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
9
|
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
10
|
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
11
|
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
12
|
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
13
|
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
14
|
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
15
|
|
|
* |
16
|
|
|
* This software consists of voluntary contributions made by many individuals |
17
|
|
|
* and is licensed under the LGPL. For more information please see |
18
|
|
|
* <http://phing.info>. |
19
|
|
|
*/ |
20
|
|
|
|
21
|
|
|
namespace Phing\Util; |
22
|
|
|
|
23
|
|
|
use function filter_var; |
24
|
|
|
use function is_bool; |
25
|
|
|
use function is_string; |
26
|
|
|
use function preg_match; |
27
|
|
|
use function strlen; |
28
|
|
|
use function strpos; |
29
|
|
|
use function strrev; |
30
|
|
|
use function trigger_error; |
31
|
|
|
use function trim; |
32
|
|
|
|
33
|
|
|
use const FILTER_NULL_ON_FAILURE; |
34
|
|
|
use const FILTER_VALIDATE_BOOLEAN; |
35
|
|
|
|
36
|
|
|
/** |
37
|
|
|
* String helper utility class. |
38
|
|
|
* |
39
|
|
|
* This class includes some Java-like functions for parsing strings, |
40
|
|
|
* as well as some functions for getting qualifiers / unqualifying phing-style |
41
|
|
|
* classpaths. (e.g. "phing.util.StringHelper"). |
42
|
|
|
* |
43
|
|
|
* @author Hans Lellelid <[email protected]> |
44
|
|
|
*/ |
45
|
|
|
class StringHelper |
46
|
|
|
{ |
47
|
|
|
/** |
48
|
|
|
* Converts a string to a boolean according to Phing rules. |
49
|
|
|
* |
50
|
|
|
* This method has no type hints to avoid "type coercion". |
51
|
|
|
* |
52
|
|
|
* The following values are considered "true": |
53
|
|
|
* |
54
|
|
|
* - 'on' (string) |
55
|
|
|
* - 'true' (string) |
56
|
|
|
* - 'yes' (string) |
57
|
|
|
* - '1' (string) |
58
|
|
|
* - 1 (int) |
59
|
|
|
* - 1.0 (float) |
60
|
|
|
* - true (boolean) |
61
|
|
|
* |
62
|
|
|
* Everything else is "false". Also, string values are trimmed and case-insensitive. |
63
|
|
|
* |
64
|
|
|
* @param mixed $s Value to be converted |
65
|
|
|
* |
66
|
|
|
* @return bool |
67
|
|
|
*/ |
68
|
912 |
|
public static function booleanValue($s) |
69
|
|
|
{ |
70
|
912 |
|
return filter_var($s, FILTER_VALIDATE_BOOLEAN); |
71
|
|
|
} |
72
|
|
|
|
73
|
|
|
/** |
74
|
|
|
* tests if a string is a representative of a boolean. |
75
|
|
|
* |
76
|
|
|
* This method has no type hints to avoid "type coercion". |
77
|
|
|
* |
78
|
|
|
* Rules: |
79
|
|
|
* |
80
|
|
|
* - Valid boolean values: true, false, 'true', 'false', 'on', 'off', 'yes', 'no', '1' and '0'. |
81
|
|
|
* - Anything else must not be considered boolean. |
82
|
|
|
* - This method is case-insensitive. |
83
|
|
|
* - Strings are trimmed. |
84
|
|
|
* |
85
|
|
|
* @param mixed $s The value to convert to a bool value |
86
|
|
|
* |
87
|
|
|
* @return bool |
88
|
|
|
*/ |
89
|
708 |
|
public static function isBoolean($s) |
90
|
|
|
{ |
91
|
708 |
|
if (is_bool($s)) { |
92
|
2 |
|
return true; // it already is boolean |
93
|
|
|
} |
94
|
|
|
|
95
|
706 |
|
if (!is_string($s) || '' === trim($s)) { |
96
|
37 |
|
return false; // not a valid string for testing |
97
|
|
|
} |
98
|
|
|
|
99
|
689 |
|
return null !== filter_var($s, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE); |
100
|
|
|
} |
101
|
|
|
|
102
|
|
|
/** |
103
|
|
|
* tests if a string starts with a given string. |
104
|
|
|
* |
105
|
|
|
* @param string $check |
106
|
|
|
* @param string $string |
107
|
|
|
* |
108
|
|
|
* @return bool |
109
|
|
|
*/ |
110
|
896 |
|
public static function startsWith($check, $string) |
111
|
|
|
{ |
112
|
896 |
|
if ('' === $check || $check === $string) { |
113
|
13 |
|
return true; |
114
|
|
|
} |
115
|
|
|
|
116
|
889 |
|
return 0 === strpos((string) $string, $check); |
117
|
|
|
} |
118
|
|
|
|
119
|
|
|
/** |
120
|
|
|
* tests if a string ends with a given string. |
121
|
|
|
* |
122
|
|
|
* @param string $check |
123
|
|
|
* @param string $string |
124
|
|
|
* |
125
|
|
|
* @return bool |
126
|
|
|
*/ |
127
|
139 |
|
public static function endsWith($check, $string) |
128
|
|
|
{ |
129
|
139 |
|
if ('' === $check || $check === $string) { |
130
|
8 |
|
return true; |
131
|
|
|
} |
132
|
|
|
|
133
|
133 |
|
return 0 === strpos(strrev($string), strrev($check)); |
134
|
|
|
} |
135
|
|
|
|
136
|
|
|
/** |
137
|
|
|
* a natural way of getting a subtring, php's circular string buffer and strange |
138
|
|
|
* return values suck if you want to program strict as of C or friends. |
139
|
|
|
* |
140
|
|
|
* @param string $string |
141
|
|
|
* @param int $startpos |
142
|
|
|
* @param int $endpos |
143
|
|
|
* |
144
|
|
|
* @return string |
145
|
|
|
*/ |
146
|
50 |
|
public static function substring($string, $startpos, $endpos = -1) |
147
|
|
|
{ |
148
|
50 |
|
$len = strlen($string); |
149
|
50 |
|
$endpos = (int) ((-1 === $endpos) ? $len - 1 : $endpos); |
150
|
50 |
|
if ($startpos > $len - 1 || $startpos < 0) { |
151
|
3 |
|
trigger_error("substring(), Startindex out of bounds must be 0<n<{$len}", E_USER_ERROR); |
152
|
|
|
} |
153
|
47 |
|
if ($endpos > $len - 1 || $endpos < $startpos) { |
154
|
2 |
|
trigger_error("substring(), Endindex out of bounds must be {$startpos}<n<" . ($len - 1), E_USER_ERROR); |
155
|
|
|
} |
156
|
45 |
|
if ($startpos === $endpos) { |
157
|
5 |
|
return (string) $string[$startpos]; |
158
|
|
|
} |
159
|
|
|
|
160
|
41 |
|
$len = $endpos - $startpos; |
161
|
|
|
|
162
|
41 |
|
return substr((string) $string, $startpos, $len + 1); |
163
|
|
|
} |
164
|
|
|
|
165
|
|
|
/** |
166
|
|
|
* Does the value correspond to a slot variable? |
167
|
|
|
* |
168
|
|
|
* @param string $value |
169
|
|
|
* |
170
|
|
|
* @return bool|int |
171
|
|
|
*/ |
172
|
724 |
|
public static function isSlotVar($value) |
173
|
|
|
{ |
174
|
724 |
|
$value = trim($value); |
175
|
724 |
|
if ('' === $value) { |
176
|
31 |
|
return false; |
177
|
|
|
} |
178
|
|
|
|
179
|
721 |
|
return preg_match('/^%\{([\w\.\-]+)\}$/', $value); |
180
|
|
|
} |
181
|
|
|
|
182
|
|
|
/** |
183
|
|
|
* Extracts the variable name for a slot var in the format %{task.current_file}. |
184
|
|
|
* |
185
|
|
|
* @param string $var the var from build file |
186
|
|
|
* |
187
|
|
|
* @return string extracted name part |
188
|
|
|
*/ |
189
|
7 |
|
public static function slotVar($var) |
190
|
|
|
{ |
191
|
7 |
|
return trim($var, '%{} '); |
192
|
|
|
} |
193
|
|
|
} |
194
|
|
|
|