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
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
| <?php
namespace Vendor\PhpEcho\PhpEcho;
/**
* PhpEcho : PHP Template engine : One class to rule them all ;-)
*
* @link https://www.developpez.net/forums/blogs/32058-rawsrc/b8215/phpecho-moteur-rendu-php-classe-gouverner/
* @author rawsrc - https://www.developpez.net/forums/u32058/rawsrc/
* @copyright MIT License
*
* Copyright (c) 2020 rawsrc
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
class PhpEcho
implements \ArrayAccess
{
/**
* @var string
*/
private $id = '';
/**
* @var array
*/
private $vars = [];
/**
* Full resolved filepath to the external view file
* @var string
*/
private $file = '';
/**
* @var string
*/
private $code = '';
/**
* @param mixed $file see setFile() below
* @param array $vars
* @param string $id if empty then auto-generated
*/
public function __construct($file = '', array $vars = [], string $id = '')
{
if ($file !== '') {
$this->setFile($file);
}
if ($id === '') {
$this->generateId();
} else {
$this->id = $id;
}
$this->vars = $vars;
}
/**
* @param string $id
*/
public function setId(string $id)
{
$this->id = $id;
}
/**
* @return string
*/
public function id(): string
{
return $this->id;
}
/**
* Generate an unique execution id based on random_bytes()
* Always start with a letter
*/
public function generateId()
{
$this->id = chr(mt_rand(97, 122)).bin2hex(random_bytes(4));
}
/**
* Interface ArrayAccess
* @param mixed $offset
* @return bool
*/
public function offsetExists($offset)
{
return array_key_exists($offset, $this->vars);
}
/**
* Interface ArrayAccess
* @param mixed $offset
* @return mixed|null
*/
public function offsetGet($offset)
{
return $this->vars[$offset] ?? null;
}
/**
* Interface ArrayAccess
* @param mixed $offset
* @param mixed $value
*/
public function offsetSet($offset, $value)
{
$this->vars[$offset] = $value;
}
/**
* Interface ArrayAccess
* @param mixed $offset
*/
public function offsetUnset($offset)
{
unset($this->vars[$offset]);
}
/**
* Define the filepath to the external view file to include
*
* Rule R001 : Any space inside a name will be automatically converted to DIRECTORY_SEPARATOR
*
* For strings : $parts = 'www user view login.php';
* - become "www/user/view/login.php" if DIRECTORY_SEPARATOR = '/'
* - become "www\user\view\login.php" if DIRECTORY_SEPARATOR = '\'
*
* For arrays, same rule (R001) for all values inside : $parts = ['www/user', 'view login.php'];
* - become "www/user/view/login.php" if DIRECTORY_SEPARATOR = '/'
* - become "www/user\view\login.php" if DIRECTORY_SEPARATOR = '\'
*
* File inclusion remove the inline code
*
* @param mixed $parts string|array
*/
public function setFile($parts)
{
$file = [];
$parts = is_string($parts) ? explode(' ', $parts) : $parts;
foreach ($parts as $p) {
$file[] = str_replace(' ', DIRECTORY_SEPARATOR, $p);
}
$this->file = str_replace(DIRECTORY_SEPARATOR.DIRECTORY_SEPARATOR, DIRECTORY_SEPARATOR, implode(DIRECTORY_SEPARATOR, $file));
$this->code = '';
}
/**
* Instead on including an external file, use inline code for the view
*
* CAREFUL : when you use inline code with dynamic values from the array $vars, you must
* be absolutely sure that the values are already defined before, otherwise you will only have empty strings
*
* Inline code remove the included file
*
* @param string $code
*/
public function setCode(string $code)
{
$this->code = $code;
$this->file = '';
}
/**
* This function return always escaped value with htmlspecialchars() from the array $vars
*
* You escape on demand anywhere in your code by calling this class like this :
* $this('hsc', 'any scalar value you would like to escape');
*
* NOTE : a scalar value is a value that return true on PHP is_scalar() function
* or an instance of class that implements the magic function __toString()
*
* @param array $args
* @return mixed
*/
public function __invoke(...$args)
{
$nb = count($args);
if (empty($args) || ($nb > 2)) {
return '';
}
/**
* @param $p
* @return bool
*/
$is_scalar = function($p): bool {
return is_scalar($p) || (is_object($p) && method_exists($p, '__toString'));
};
/**
* @param $p
* @return string
*/
$hsc = function($p): string {
return htmlspecialchars((string)$p, ENT_QUOTES, 'utf-8');
};
/**
* Return an array of escaped values with htmlspecialchars(ENT_QUOTES, 'utf-8') for both keys and values
* Works for scalar and array type and transform any object having __toString() function implemented to a escaped string
* Otherwise, keep the object as it
*
* @param array $part
* @return array
*/
$hsc_array = function(array $part) use (&$hsc_array, $hsc, $is_scalar): array {
$data = [];
foreach ($part as $k => $v) {
$sk = $hsc($k);
if (is_array($v)) {
$data[$sk] = $hsc_array($v);
} elseif ($is_scalar($v)) {
$data[$sk] = $hsc($v);
} else {
$data[$sk] = $v;
}
}
return $data;
};
$value = null;
if (($nb === 1) && isset($this->vars[$args[0]])) {
$value = $this->vars[$args[0]];
} elseif ($args[0] === 'hsc') {
$value = $args[1];
}
if ($is_scalar($value)) {
return $hsc($value);
} elseif (is_array($value)) {
return $hsc_array($value);
} else {
return '';
}
}
/**
* Magic method that returns a string instead of current instance of the class in a string context
*/
public function __toString()
{
if (($this->file !== '') && is_file($this->file)) {
ob_start();
include $this->file;
return ob_get_clean();
} else {
return $this->code;
}
}
}
// make the class directly available on the global namespace
class_alias('Vendor\PhpEcho\PhpEcho', 'PhpEcho', false); |
afficher le "name" et pas la clé ; quelle conception ?
).
Répondre avec citation
bien vu.
Partager