1
|
|
|
<?php |
2
|
|
|
/* |
3
|
|
|
* This file is part of Rivescript-php |
4
|
|
|
* |
5
|
|
|
* (c) Shea Lewis <[email protected]> |
6
|
|
|
* |
7
|
|
|
* For the full copyright and license information, please view the LICENSE |
8
|
|
|
* file that was distributed with this source code. |
9
|
|
|
*/ |
10
|
|
|
|
11
|
|
|
namespace Axiom\Rivescript; |
12
|
|
|
|
13
|
|
|
use Axiom\Rivescript\Cortex\ContentLoader\ContentLoader; |
14
|
|
|
use Axiom\Rivescript\Cortex\Input; |
15
|
|
|
use Axiom\Rivescript\Cortex\Output; |
16
|
|
|
use Axiom\Rivescript\Traits\Tags; |
17
|
|
|
|
18
|
|
|
/** |
19
|
|
|
* Rivescript class |
20
|
|
|
* |
21
|
|
|
* The entry point for using the interpreter. |
22
|
|
|
* |
23
|
|
|
* PHP version 7.4 and higher. |
24
|
|
|
* |
25
|
|
|
* @category Core |
26
|
|
|
* @package Cortext |
27
|
|
|
* @author Shea Lewis <[email protected]> |
28
|
|
|
* @license https://opensource.org/licenses/MIT MIT |
29
|
|
|
* @link https://github.com/axiom-labs/rivescript-php |
30
|
|
|
* @since 0.3.0 |
31
|
|
|
*/ |
32
|
|
|
class Rivescript extends ContentLoader |
33
|
|
|
{ |
34
|
|
|
use Tags; |
|
|
|
|
35
|
|
|
|
36
|
|
|
public const VERBOSITY_NORMAL = 0; |
37
|
|
|
public const VERBOSITY_VERBOSE = 1; |
38
|
|
|
public const VERBOSITY_VERY_VERBOSE = 2; |
39
|
|
|
public const VERBOSITY_DEBUG = 3; |
40
|
|
|
|
41
|
|
|
public $onSay = null; |
42
|
|
|
public $onWarn = null; |
43
|
|
|
|
44
|
|
|
/** |
45
|
|
|
* A recursion limit before an attempt to |
46
|
|
|
* fetch a reply will be abandoned. |
47
|
|
|
* |
48
|
|
|
* @var int |
49
|
|
|
*/ |
50
|
|
|
public int $depth = 50; |
51
|
|
|
|
52
|
|
|
/** |
53
|
|
|
* Error messages. |
54
|
|
|
* |
55
|
|
|
* @var array|string[] |
56
|
|
|
*/ |
57
|
|
|
public array $errors = [ |
58
|
|
|
"replyNotMatched" => "ERR: No Reply Matched", |
59
|
|
|
"replyNotFound" => "ERR: No Reply Found", |
60
|
|
|
"objectNotFound" => "[ERR: Object Not Found]", |
61
|
|
|
"deepRecursion" => "ERR: Deep Recursion Detected" |
62
|
|
|
]; |
63
|
|
|
|
64
|
|
|
/** |
65
|
|
|
* Flag to indicating if utf8 |
66
|
|
|
* modes is enabled. |
67
|
|
|
* |
68
|
|
|
* @var bool |
69
|
|
|
*/ |
70
|
|
|
protected bool $utf8 = false; |
71
|
|
|
|
72
|
|
|
/** |
73
|
|
|
* Flag to indicate debug mode |
74
|
|
|
* is enabled or not. |
75
|
|
|
* |
76
|
|
|
* @var bool |
77
|
|
|
*/ |
78
|
|
|
public bool $debug = false; |
79
|
|
|
|
80
|
|
|
/** |
81
|
|
|
* This is the user identification. |
82
|
|
|
* |
83
|
|
|
* @var string |
84
|
|
|
*/ |
85
|
|
|
private string $client_id = 'local-user'; |
86
|
|
|
|
87
|
|
|
/** |
88
|
|
|
* Create a new Rivescript instance. |
89
|
|
|
* |
90
|
|
|
* @throws \Axiom\Rivescript\Exceptions\ContentLoadingException |
91
|
|
|
*/ |
92
|
|
|
public function __construct() |
93
|
|
|
{ |
94
|
|
|
parent::__construct(); |
95
|
|
|
|
96
|
|
|
include __DIR__ . '/bootstrap.php'; |
97
|
|
|
|
98
|
|
|
synapse()->brain->setMaster($this); |
99
|
|
|
synapse()->rivescript = $this; |
100
|
|
|
|
101
|
|
|
$this->setClientId($this->client_id); |
102
|
|
|
$this->registerTags(); |
103
|
|
|
} |
104
|
|
|
|
105
|
|
|
/** |
106
|
|
|
* Initialize the Tags |
107
|
|
|
* |
108
|
|
|
* @return void |
109
|
|
|
*/ |
110
|
|
|
private function registerTags(): void |
111
|
|
|
{ |
112
|
|
|
synapse()->tags->each( |
|
|
|
|
113
|
|
|
function ($tag) { |
114
|
|
|
$class = "\\Axiom\\Rivescript\\Cortex\\Tags\\$tag"; |
115
|
|
|
$tagInstance = new $class(); |
116
|
|
|
|
117
|
|
|
$tagInfo = $tagInstance->getTagName(); |
118
|
|
|
if (is_array($tagInfo)) { |
119
|
|
|
foreach ($tagInfo as $tagName) { |
120
|
|
|
synapse()->memory->tags()->put($tagName, $tagInstance); |
121
|
|
|
} |
122
|
|
|
} else { |
123
|
|
|
synapse()->memory->tags()->put($tagInfo, $tagInstance); |
124
|
|
|
} |
125
|
|
|
} |
126
|
|
|
); |
127
|
|
|
} |
128
|
|
|
|
129
|
|
|
/** |
130
|
|
|
* Load Rivescript interpretable content. |
131
|
|
|
* Into the Interpreter. |
132
|
|
|
* |
133
|
|
|
* Please note: This supports |
134
|
|
|
* |
135
|
|
|
* - Directory path to Rivescript interpretable files. |
136
|
|
|
* - Array of absolute paths to Rivescript interpretable files |
137
|
|
|
* - Absolute string containing path to Rivescript interpretable file. |
138
|
|
|
* - A stream of text with Rivescript interpretable script. |
139
|
|
|
* |
140
|
|
|
* Please note 2: |
141
|
|
|
* |
142
|
|
|
* If you profile a directory with rivescript documents make sure they are |
143
|
|
|
* all interpretable Rivescript will throw syntax errors while trying to |
144
|
|
|
* parse those files. |
145
|
|
|
* |
146
|
|
|
* @param array<string>|string $info The files to read |
147
|
|
|
* |
148
|
|
|
* @return void |
149
|
|
|
*/ |
150
|
|
|
public function load($info): void |
151
|
|
|
{ |
152
|
|
|
parent::load($info); |
153
|
|
|
$this->processInformation(); |
154
|
|
|
} |
155
|
|
|
|
156
|
|
|
/** |
157
|
|
|
* Stream new information into the brain. |
158
|
|
|
* |
159
|
|
|
* @param string $string The string of information to feed the brain. |
160
|
|
|
* |
161
|
|
|
* @return void |
162
|
|
|
*/ |
163
|
|
|
public function stream(string $string): void |
164
|
|
|
{ |
165
|
|
|
fseek($this->getStream(), 0, SEEK_SET); |
166
|
|
|
rewind($this->getStream()); |
167
|
|
|
|
168
|
|
|
$this->writeToMemory($string); |
169
|
|
|
$this->processInformation(); |
170
|
|
|
} |
171
|
|
|
|
172
|
|
|
/** |
173
|
|
|
* Process new information in the |
174
|
|
|
* stream. |
175
|
|
|
* |
176
|
|
|
* @return void |
177
|
|
|
*/ |
178
|
|
|
private function processInformation(): void |
179
|
|
|
{ |
180
|
|
|
synapse()->memory->local()->put('concat', 'none'); |
181
|
|
|
synapse()->brain->teach($this->getStream()); |
182
|
|
|
} |
183
|
|
|
|
184
|
|
|
/** |
185
|
|
|
* Set the client id. |
186
|
|
|
* |
187
|
|
|
* @param string $client_id The client id for this user. |
188
|
|
|
* |
189
|
|
|
* @return void |
190
|
|
|
*/ |
191
|
|
|
public function setClientId(string $client_id = 'local-user'): void |
192
|
|
|
{ |
193
|
|
|
$this->client_id = $client_id; |
194
|
|
|
} |
195
|
|
|
|
196
|
|
|
/** |
197
|
|
|
* Return the client id. |
198
|
|
|
* |
199
|
|
|
* @return string |
200
|
|
|
*/ |
201
|
|
|
public function getClientId(): string |
202
|
|
|
{ |
203
|
|
|
return $this->client_id; |
204
|
|
|
} |
205
|
|
|
|
206
|
|
|
/** |
207
|
|
|
* Set user variables. |
208
|
|
|
* |
209
|
|
|
* @param string $name The name of the variable. |
210
|
|
|
* @param string $value The value of the variable. |
211
|
|
|
* |
212
|
|
|
* @return void |
213
|
|
|
*/ |
214
|
|
|
public function set_uservar(string $name, string $value): void |
215
|
|
|
{ |
216
|
|
|
synapse()->memory->user($this->client_id)->put($name, $value); |
217
|
|
|
} |
218
|
|
|
|
219
|
|
|
/** |
220
|
|
|
* Get user variable. |
221
|
|
|
* |
222
|
|
|
* @param string $name The name of the variable. |
223
|
|
|
* |
224
|
|
|
* @return mixed |
225
|
|
|
*/ |
226
|
|
|
public function get_uservar(string $name) |
227
|
|
|
{ |
228
|
|
|
return synapse()->memory->user($this->client_id)->get($name) ?? "undefined"; |
229
|
|
|
} |
230
|
|
|
|
231
|
|
|
/** |
232
|
|
|
* Log a message to say. |
233
|
|
|
* |
234
|
|
|
* @param string $message The message to print out. |
235
|
|
|
* @param array $args (format) arguments for the message. |
236
|
|
|
* @param int $verbosity The verbosity level of the message. |
237
|
|
|
* |
238
|
|
|
* @return void |
239
|
|
|
*/ |
240
|
|
|
public function say(string $message, array $args = [], int $verbosity = Rivescript::VERBOSITY_NORMAL): void |
241
|
|
|
{ |
242
|
|
|
|
243
|
|
|
$message = $this->formatString($message, $args); |
244
|
|
|
|
245
|
|
|
if ($this->onSay) { |
246
|
|
|
call_user_func($this->onSay, $message, $verbosity); |
247
|
|
|
} |
248
|
|
|
} |
249
|
|
|
|
250
|
|
|
/** |
251
|
|
|
* Write a warning. |
252
|
|
|
* |
253
|
|
|
* @param string $message The message to print out. |
254
|
|
|
* @param array $args (format) arguments for the message. |
255
|
|
|
* @param int $verbosity The verbosity level of the message. |
256
|
|
|
* |
257
|
|
|
* @return void |
258
|
|
|
*/ |
259
|
|
|
public function warn(string $message, array $args = [], int $verbosity = Rivescript::VERBOSITY_NORMAL): void |
260
|
|
|
{ |
261
|
|
|
$message = "[WARNING]: " . $this->formatString($message, $args); |
262
|
|
|
|
263
|
|
|
if ($this->onWarn) { |
264
|
|
|
call_user_func($this->onWarn, $message, $verbosity); |
265
|
|
|
} |
266
|
|
|
} |
267
|
|
|
|
268
|
|
|
|
269
|
|
|
/** |
270
|
|
|
* Create a string PDO style/ |
271
|
|
|
* |
272
|
|
|
* @param string $msg The message to write. |
273
|
|
|
* @param array $args The arguments for the message. |
274
|
|
|
* |
275
|
|
|
* @return string |
276
|
|
|
*/ |
277
|
|
|
private function formatString(string $msg, array $args = []): string |
278
|
|
|
{ |
279
|
|
|
$search = []; |
280
|
|
|
$replace = []; |
281
|
|
|
|
282
|
|
|
if (is_array($args) === true && count($args) > 0) { |
283
|
|
|
foreach ($args as $key => $value) { |
284
|
|
|
$search [] = ":{$key}"; |
285
|
|
|
$replace [] = $value; |
286
|
|
|
} |
287
|
|
|
|
288
|
|
|
$msg = str_replace($search, $replace, $msg); |
289
|
|
|
} |
290
|
|
|
|
291
|
|
|
return $msg; |
292
|
|
|
} |
293
|
|
|
|
294
|
|
|
/** |
295
|
|
|
* Enable debug mode. |
296
|
|
|
* |
297
|
|
|
* @param bool $enabled Enable true/false. |
298
|
|
|
* |
299
|
|
|
* @return void |
300
|
|
|
*/ |
301
|
|
|
public function enableDebugMode(bool $enabled = true): void |
|
|
|
|
302
|
|
|
{ |
303
|
|
|
synapse()->memory->global()->put('debug', true); |
304
|
|
|
} |
305
|
|
|
|
306
|
|
|
/** |
307
|
|
|
* Make the client respond to a message. |
308
|
|
|
* |
309
|
|
|
* @param string $msg The message the client has to process and respond to. |
310
|
|
|
* @param string $user The user id. |
311
|
|
|
* @param string|null $scope Not used at this point. |
312
|
|
|
* |
313
|
|
|
* @return string |
314
|
|
|
*/ |
315
|
|
|
public function reply(string $msg, string $user = 'local-user', string $scope = null): string |
|
|
|
|
316
|
|
|
{ |
317
|
|
|
|
318
|
|
|
// FIXME: Must be $user, $message, Sscope |
319
|
|
|
// $msg = $this->stripNasties($msg, ""); |
320
|
|
|
synapse()->rivescript->say("Asked to reply to :user :msg", ['user' => $user, 'msg' => $msg]); |
321
|
|
|
|
322
|
|
|
|
323
|
|
|
$input = new Input($msg, $user); |
324
|
|
|
$output = new Output(); |
325
|
|
|
|
326
|
|
|
synapse()->input = $input; |
327
|
|
|
|
328
|
|
|
$output = $output->process(); |
329
|
|
|
|
330
|
|
|
if (empty($output)) { |
331
|
|
|
$output = $this->errors['replyNotMatched']; |
332
|
|
|
} |
333
|
|
|
|
334
|
|
|
synapse()->memory->inputs()->push($msg); |
335
|
|
|
synapse()->memory->replies()->push($output); |
336
|
|
|
|
337
|
|
|
return $output; |
338
|
|
|
} |
339
|
|
|
} |
340
|
|
|
|