1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
/** |
4
|
|
|
* @license MIT, http://opensource.org/licenses/MIT |
5
|
|
|
* @author Taylor Otwell, Aimeos.org developers |
6
|
|
|
* @package MW |
7
|
|
|
*/ |
8
|
|
|
|
9
|
|
|
|
10
|
|
|
namespace Aimeos\MW; |
11
|
|
|
|
12
|
|
|
|
13
|
|
|
/** |
14
|
|
|
* Handling and operating on a list of items easily |
15
|
|
|
* Inspired by Laravel Collection class, PHP map data structure and Javascript |
16
|
|
|
* |
17
|
|
|
* @package MW |
18
|
|
|
*/ |
19
|
|
|
class Map implements MapIface |
20
|
|
|
{ |
21
|
|
|
protected static $methods = []; |
22
|
|
|
protected $items = []; |
23
|
|
|
|
24
|
|
|
|
25
|
|
|
/** |
26
|
|
|
* Create a new map. |
27
|
|
|
* |
28
|
|
|
* @param iterable $items List of items |
29
|
|
|
*/ |
30
|
|
|
public function __construct( iterable $items = [] ) |
31
|
|
|
{ |
32
|
|
|
$this->items = $this->getArray( $items ); |
33
|
|
|
} |
34
|
|
|
|
35
|
|
|
|
36
|
|
|
/** |
37
|
|
|
* Dynamically handle calls to the class. |
38
|
|
|
* |
39
|
|
|
* @param string $name Method name |
40
|
|
|
* @param array $params List of parameters |
41
|
|
|
* @return mixed Result from called function |
42
|
|
|
* |
43
|
|
|
* @throws \BadMethodCallException |
44
|
|
|
*/ |
45
|
|
|
public static function __callStatic( string $name, array $params ) |
46
|
|
|
{ |
47
|
|
|
if( !isset( static::$methods[$name] ) ) { |
48
|
|
|
throw new \BadMethodCallException( sprintf( 'Method %s::%s does not exist.', static::class, $name ) ); |
49
|
|
|
} |
50
|
|
|
|
51
|
|
|
return call_user_func_array( \Closure::bind( static::$methods[$name], null, static::class ), $params ); |
52
|
|
|
} |
53
|
|
|
|
54
|
|
|
|
55
|
|
|
/** |
56
|
|
|
* Dynamically handle calls to the class. |
57
|
|
|
* |
58
|
|
|
* @param string $name Method name |
59
|
|
|
* @param array $params List of parameters |
60
|
|
|
* @return mixed Result from called function |
61
|
|
|
* |
62
|
|
|
* @throws \BadMethodCallException |
63
|
|
|
*/ |
64
|
|
|
public function __call( string $name, array $params ) |
65
|
|
|
{ |
66
|
|
|
if( !isset( static::$methods[$name] ) ) { |
67
|
|
|
throw new \BadMethodCallException( sprintf( 'Method %s::%s does not exist.', static::class, $name ) ); |
68
|
|
|
} |
69
|
|
|
|
70
|
|
|
return call_user_func_array( static::$methods[$name]->bindTo( $this, static::class ), $params ); |
71
|
|
|
} |
72
|
|
|
|
73
|
|
|
|
74
|
|
|
/** |
75
|
|
|
* Create a new map instance if the value isn't one already. |
76
|
|
|
* |
77
|
|
|
* @param iterable $items List of items |
78
|
|
|
* @return MapIface New map |
79
|
|
|
*/ |
80
|
|
|
public static function from( iterable $items = [] ) : MapIface |
81
|
|
|
{ |
82
|
|
|
return new static( $items ); |
83
|
|
|
} |
84
|
|
|
|
85
|
|
|
|
86
|
|
|
/** |
87
|
|
|
* Register a custom method that has access to the class properties |
88
|
|
|
* |
89
|
|
|
* @param string $name Method name |
90
|
|
|
* @param \Closure $function Anonymous method |
91
|
|
|
*/ |
92
|
|
|
public static function method( string $name, \Closure $function ) |
93
|
|
|
{ |
94
|
|
|
static::$methods[$name] = $function; |
95
|
|
|
} |
96
|
|
|
|
97
|
|
|
|
98
|
|
|
/** |
99
|
|
|
* Removes all items from the map. |
100
|
|
|
* |
101
|
|
|
* @return MapIface Same map for fluid interface |
102
|
|
|
*/ |
103
|
|
|
public function clear() |
104
|
|
|
{ |
105
|
|
|
$this->items = []; |
106
|
|
|
return $this; |
107
|
|
|
} |
108
|
|
|
|
109
|
|
|
|
110
|
|
|
/** |
111
|
|
|
* Push all of the given items onto the map. |
112
|
|
|
* |
113
|
|
|
* @param iterable $items List of items |
114
|
|
|
* @return MapIface Updated map for fluid interface |
115
|
|
|
*/ |
116
|
|
|
public function concat( iterable $items ) : MapIface |
117
|
|
|
{ |
118
|
|
|
foreach( $items as $item ) { |
119
|
|
|
$this->items[] = $item; |
120
|
|
|
} |
121
|
|
|
|
122
|
|
|
return $this; |
123
|
|
|
} |
124
|
|
|
|
125
|
|
|
|
126
|
|
|
/** |
127
|
|
|
* Creates a new map with the same items. |
128
|
|
|
* |
129
|
|
|
* @return MapIface New map |
130
|
|
|
*/ |
131
|
|
|
public function copy() : MapIface |
132
|
|
|
{ |
133
|
|
|
return new static( $this->items ); |
134
|
|
|
} |
135
|
|
|
|
136
|
|
|
|
137
|
|
|
/** |
138
|
|
|
* Count the number of items in the map. |
139
|
|
|
* |
140
|
|
|
* @return int Number of items |
141
|
|
|
*/ |
142
|
|
|
public function count() : int |
143
|
|
|
{ |
144
|
|
|
return count( $this->items ); |
145
|
|
|
} |
146
|
|
|
|
147
|
|
|
|
148
|
|
|
/** |
149
|
|
|
* Get the items in the map whose keys are not present in the given items. |
150
|
|
|
* |
151
|
|
|
* @param iterable $items List of items |
152
|
|
|
* @param callable|null $callback Function with (keyA, keyB) parameters and returns -1 (<), 0 (=) and 1 (>) |
153
|
|
|
* @return MapIface New map |
154
|
|
|
*/ |
155
|
|
|
public function diff( iterable $items, callable $callback = null ) : MapIface |
156
|
|
|
{ |
157
|
|
|
if( $callback ) { |
158
|
|
|
return new static( array_udiff( $this->items, $this->getArray( $items ), $callback ) ); |
159
|
|
|
} |
160
|
|
|
|
161
|
|
|
return new static( array_diff( $this->items, $this->getArray( $items ) ) ); |
162
|
|
|
} |
163
|
|
|
|
164
|
|
|
|
165
|
|
|
/** |
166
|
|
|
* Get the items in the collection whose keys and values are not present in the given items. |
167
|
|
|
* |
168
|
|
|
* @param iterable $items List of items |
169
|
|
|
* @return MapIface New map |
170
|
|
|
*/ |
171
|
|
|
public function diffAssoc( iterable $items, callable $callback = null ) : MapIface |
172
|
|
|
{ |
173
|
|
|
if( $callback ) { |
174
|
|
|
return new static( array_diff_uassoc( $this->items, $this->getArray( $items ), $callback ) ); |
175
|
|
|
} |
176
|
|
|
|
177
|
|
|
return new static( array_diff_assoc( $this->items, $this->getArray( $items ) ) ); |
178
|
|
|
} |
179
|
|
|
|
180
|
|
|
|
181
|
|
|
/** |
182
|
|
|
* Get the items in the collection whose keys are not present in the given items. |
183
|
|
|
* |
184
|
|
|
* @param iterable $items List of items |
185
|
|
|
* @return MapIface New map |
186
|
|
|
*/ |
187
|
|
|
public function diffKeys( iterable $items, callable $callback = null ) : MapIface |
188
|
|
|
{ |
189
|
|
|
if( $callback ) { |
190
|
|
|
return new static( array_diff_ukey( $this->items, $this->getArray( $items ), $callback ) ); |
191
|
|
|
} |
192
|
|
|
|
193
|
|
|
return new static( array_diff_key( $this->items, $this->getArray( $items ) ) ); |
194
|
|
|
} |
195
|
|
|
|
196
|
|
|
|
197
|
|
|
/** |
198
|
|
|
* Execute a callback over each item. |
199
|
|
|
* |
200
|
|
|
* @param callable $callback Function with (item, key) parameters and returns true/false |
201
|
|
|
* @return MapIface Same map for fluid interface |
202
|
|
|
*/ |
203
|
|
|
public function each( callable $callback ) : MapIface |
204
|
|
|
{ |
205
|
|
|
foreach( $this->items as $key => $item ) |
206
|
|
|
{ |
207
|
|
|
if( $callback( $item, $key ) === false ) { |
208
|
|
|
break; |
209
|
|
|
} |
210
|
|
|
} |
211
|
|
|
|
212
|
|
|
return $this; |
213
|
|
|
} |
214
|
|
|
|
215
|
|
|
|
216
|
|
|
/** |
217
|
|
|
* Run a filter over each of the items. |
218
|
|
|
* |
219
|
|
|
* @param callable|null $callback Function with (item) parameter and returns true/false |
220
|
|
|
* @return MapIface New map |
221
|
|
|
*/ |
222
|
|
|
public function filter( callable $callback = null ) : MapIface |
223
|
|
|
{ |
224
|
|
|
if( $callback ) { |
225
|
|
|
return new static( array_filter( $this->items, $callback, ARRAY_FILTER_USE_BOTH ) ); |
226
|
|
|
} |
227
|
|
|
|
228
|
|
|
return new static( array_filter( $this->items ) ); |
229
|
|
|
} |
230
|
|
|
|
231
|
|
|
|
232
|
|
|
|
233
|
|
|
/** |
234
|
|
|
* Get the first item from the map passing the given truth test. |
235
|
|
|
* |
236
|
|
|
* @param callable|null $callback Function with (item, key) parameters and returns true/false |
237
|
|
|
* @param mixed $default Default value if no item matches |
238
|
|
|
* @return mixed First value of map or default value |
239
|
|
|
*/ |
240
|
|
|
public function first( callable $callback = null, $default = null ) |
241
|
|
|
{ |
242
|
|
|
if( $callback ) |
243
|
|
|
{ |
244
|
|
|
foreach( $this->items as $key => $value ) |
245
|
|
|
{ |
246
|
|
|
if( $callback( $value, $key ) ) { |
247
|
|
|
return $value; |
248
|
|
|
} |
249
|
|
|
} |
250
|
|
|
|
251
|
|
|
return $default; |
252
|
|
|
} |
253
|
|
|
|
254
|
|
|
return reset( $this->items ) ?: $default; |
255
|
|
|
} |
256
|
|
|
|
257
|
|
|
|
258
|
|
|
/** |
259
|
|
|
* Get an item from the map by key. |
260
|
|
|
* |
261
|
|
|
* @param mixed $key Key of the requested item |
262
|
|
|
* @param mixed $default Default value if no item matches |
263
|
|
|
* @return mixed Value from map or default value |
264
|
|
|
*/ |
265
|
|
|
public function get( $key, $default = null ) |
266
|
|
|
{ |
267
|
|
|
return array_key_exists( $key, $this->items ) ? $this->items[$key] : $default; |
268
|
|
|
} |
269
|
|
|
|
270
|
|
|
|
271
|
|
|
/** |
272
|
|
|
* Get an iterator for the items. |
273
|
|
|
* |
274
|
|
|
* @return \Iterator Over map items |
275
|
|
|
*/ |
276
|
|
|
public function getIterator() : \Iterator |
277
|
|
|
{ |
278
|
|
|
return new \ArrayIterator( $this->items ); |
279
|
|
|
} |
280
|
|
|
|
281
|
|
|
|
282
|
|
|
/** |
283
|
|
|
* Determine if an item exists in the map by key. |
284
|
|
|
* |
285
|
|
|
* @param mixed $key Key of the requested item |
286
|
|
|
* @return bool True if key is available in map, false if not |
287
|
|
|
*/ |
288
|
|
|
public function has( $key ) : bool |
289
|
|
|
{ |
290
|
|
|
return array_key_exists( $key, $this->items ); |
291
|
|
|
} |
292
|
|
|
|
293
|
|
|
|
294
|
|
|
/** |
295
|
|
|
* Intersect the map with the given items. |
296
|
|
|
* |
297
|
|
|
* @param iterable $items List of items |
298
|
|
|
* @param callable|null $callback Function with (keyA, keyB) parameters and returns -1 (<), 0 (=) and 1 (>) |
299
|
|
|
* @return MapIface New map |
300
|
|
|
*/ |
301
|
|
|
public function intersect( iterable $items, callable $callback = null ) : MapIface |
302
|
|
|
{ |
303
|
|
|
if( $callback ) { |
304
|
|
|
return new static( array_uintersect( $this->items, $this->getArray( $items ), $callback ) ); |
305
|
|
|
} |
306
|
|
|
|
307
|
|
|
return new static( array_intersect( $this->items, $this->getArray( $items ) ) ); |
308
|
|
|
} |
309
|
|
|
|
310
|
|
|
|
311
|
|
|
/** |
312
|
|
|
* Intersect the map with the given items by key. |
313
|
|
|
* |
314
|
|
|
* @param iterable $items List of items |
315
|
|
|
* @param callable|null $callback Function with (keyA, keyB) parameters and returns -1 (<), 0 (=) and 1 (>) |
316
|
|
|
* @return MapIface New map |
317
|
|
|
*/ |
318
|
|
|
public function intersectAssoc( iterable $items, callable $callback = null ) : MapIface |
319
|
|
|
{ |
320
|
|
|
if( $callback ) { |
321
|
|
|
return new static( array_uintersect_assoc( $this->items, $this->getArray( $items ), $callback ) ); |
322
|
|
|
} |
323
|
|
|
|
324
|
|
|
return new static( array_intersect_assoc( $this->items, $this->getArray( $items ) ) ); |
325
|
|
|
} |
326
|
|
|
|
327
|
|
|
|
328
|
|
|
/** |
329
|
|
|
* Intersect the map with the given items by key. |
330
|
|
|
* |
331
|
|
|
* @param iterable $items List of items |
332
|
|
|
* @param callable|null $callback Function with (keyA, keyB) parameters and returns -1 (<), 0 (=) and 1 (>) |
333
|
|
|
* @return MapIface New map |
334
|
|
|
*/ |
335
|
|
|
public function intersectKeys( iterable $items, callable $callback = null ) : MapIface |
336
|
|
|
{ |
337
|
|
|
if( $callback ) { |
338
|
|
|
return new static( array_intersect_ukey( $this->items, $this->getArray( $items ), $callback ) ); |
339
|
|
|
} |
340
|
|
|
|
341
|
|
|
return new static( array_intersect_key( $this->items, $this->getArray( $items ) ) ); |
342
|
|
|
} |
343
|
|
|
|
344
|
|
|
|
345
|
|
|
/** |
346
|
|
|
* Determine if the map is empty or not. |
347
|
|
|
* |
348
|
|
|
* @return bool True if map is empty, false if not |
349
|
|
|
*/ |
350
|
|
|
public function isEmpty() : bool |
351
|
|
|
{ |
352
|
|
|
return empty( $this->items ); |
353
|
|
|
} |
354
|
|
|
|
355
|
|
|
|
356
|
|
|
/** |
357
|
|
|
* Get the keys of the map items. |
358
|
|
|
* |
359
|
|
|
* @return MapIface New map |
360
|
|
|
*/ |
361
|
|
|
public function keys() : MapIface |
362
|
|
|
{ |
363
|
|
|
return new static( array_keys( $this->items ) ); |
364
|
|
|
} |
365
|
|
|
|
366
|
|
|
|
367
|
|
|
/** |
368
|
|
|
* Sort the map keys. |
369
|
|
|
* |
370
|
|
|
* @param callable|null $callback Function with (keyA, keyB) parameters and returns -1 (<), 0 (=) and 1 (>) |
371
|
|
|
* @param int $options Sort options for ksort() |
372
|
|
|
* @return MapIface Updated map for fluid interface |
373
|
|
|
*/ |
374
|
|
|
public function ksort( callable $callback = null, int $options = SORT_REGULAR ) : MapIface |
375
|
|
|
{ |
376
|
|
|
$callback ? uksort( $this->items, $callback ) : ksort( $this->items, $options ); |
377
|
|
|
return $this; |
378
|
|
|
} |
379
|
|
|
|
380
|
|
|
|
381
|
|
|
/** |
382
|
|
|
* Get the last item from the map. |
383
|
|
|
* |
384
|
|
|
* @param callable|null $callback Function with (item, key) parameters and returns true/false |
385
|
|
|
* @param mixed $default Default value if no item matches |
386
|
|
|
* @return mixed Last value of map or default value |
387
|
|
|
*/ |
388
|
|
|
public function last( callable $callback = null, $default = null ) |
389
|
|
|
{ |
390
|
|
|
if( $callback ) |
391
|
|
|
{ |
392
|
|
|
foreach( array_reverse( $this->items, true ) as $key => $value ) |
393
|
|
|
{ |
394
|
|
|
if( $callback( $value, $key ) ) { |
395
|
|
|
return $value; |
396
|
|
|
} |
397
|
|
|
} |
398
|
|
|
|
399
|
|
|
return $default; |
400
|
|
|
} |
401
|
|
|
|
402
|
|
|
return end( $this->items ) ?: $default; |
403
|
|
|
} |
404
|
|
|
|
405
|
|
|
|
406
|
|
|
/** |
407
|
|
|
* Calls the provided function once for each element and constructs a new array from the results |
408
|
|
|
* |
409
|
|
|
* @param callable $callback Function with (item, key) parameters and returns computed result |
410
|
|
|
* @return MapIface New map with the original keys and the computed values |
411
|
|
|
*/ |
412
|
|
|
public function map( callable $callback ) : MapIface |
413
|
|
|
{ |
414
|
|
|
$keys = array_keys( $this->items ); |
415
|
|
|
$items = array_map( $callback, $this->items, $keys ); |
416
|
|
|
|
417
|
|
|
return new static( array_combine( $keys, $items ) ?: [] ); |
418
|
|
|
} |
419
|
|
|
|
420
|
|
|
|
421
|
|
|
/** |
422
|
|
|
* Merge the map with the given items. |
423
|
|
|
* Items with the same keys will be overwritten |
424
|
|
|
* |
425
|
|
|
* @param iterable $items List of items |
426
|
|
|
* @return MapIface Updated map for fluid interface |
427
|
|
|
*/ |
428
|
|
|
public function merge( iterable $items ) : MapIface |
429
|
|
|
{ |
430
|
|
|
$this->items = array_merge( $this->items, $this->getArray( $items ) ); |
431
|
|
|
return $this; |
432
|
|
|
} |
433
|
|
|
|
434
|
|
|
|
435
|
|
|
/** |
436
|
|
|
* Determine if an item exists at an offset. |
437
|
|
|
* |
438
|
|
|
* @param mixed $key Key to check for |
439
|
|
|
* @return bool True if key exists, false if not |
440
|
|
|
*/ |
441
|
|
|
public function offsetExists( $key ) |
442
|
|
|
{ |
443
|
|
|
return array_key_exists( $key, $this->items ); |
444
|
|
|
} |
445
|
|
|
|
446
|
|
|
|
447
|
|
|
/** |
448
|
|
|
* Get an item at a given offset. |
449
|
|
|
* |
450
|
|
|
* @param mixed $key Key to return the item for |
451
|
|
|
* @return mixed Value associated to the given key |
452
|
|
|
*/ |
453
|
|
|
public function offsetGet( $key ) |
454
|
|
|
{ |
455
|
|
|
return $this->items[$key]; |
456
|
|
|
} |
457
|
|
|
|
458
|
|
|
|
459
|
|
|
/** |
460
|
|
|
* Set the item at a given offset. |
461
|
|
|
* |
462
|
|
|
* @param mixed $key Key to set the item for |
463
|
|
|
* @param mixed $value New value set for the key |
464
|
|
|
*/ |
465
|
|
|
public function offsetSet( $key, $value ) |
466
|
|
|
{ |
467
|
|
|
if( $key !== null ) { |
468
|
|
|
$this->items[$key] = $value; |
469
|
|
|
} else { |
470
|
|
|
$this->items[] = $value; |
471
|
|
|
} |
472
|
|
|
} |
473
|
|
|
|
474
|
|
|
|
475
|
|
|
/** |
476
|
|
|
* Unset the item at a given offset. |
477
|
|
|
* |
478
|
|
|
* @param string $key Key for unsetting the item |
479
|
|
|
*/ |
480
|
|
|
public function offsetUnset( $key ) |
481
|
|
|
{ |
482
|
|
|
unset( $this->items[$key] ); |
483
|
|
|
} |
484
|
|
|
|
485
|
|
|
|
486
|
|
|
/** |
487
|
|
|
* Pass the map to the given callback and return the result. |
488
|
|
|
* |
489
|
|
|
* @param callable $callback Function with (map) parameter and returns arbitrary result |
490
|
|
|
* @return mixed Result returned by the callback |
491
|
|
|
*/ |
492
|
|
|
public function pipe( callable $callback ) |
493
|
|
|
{ |
494
|
|
|
return $callback( $this ); |
495
|
|
|
} |
496
|
|
|
|
497
|
|
|
|
498
|
|
|
/** |
499
|
|
|
* Get and remove the last item from the map. |
500
|
|
|
* |
501
|
|
|
* @return mixed Last element of the map or null if empty |
502
|
|
|
*/ |
503
|
|
|
public function pop() |
504
|
|
|
{ |
505
|
|
|
return array_pop( $this->items ); |
506
|
|
|
} |
507
|
|
|
|
508
|
|
|
|
509
|
|
|
/** |
510
|
|
|
* Get and remove an item from the map. |
511
|
|
|
* |
512
|
|
|
* @param mixed $key Key to retrieve the value for |
513
|
|
|
* @param mixed $default Default value if key isn't available |
514
|
|
|
* @return mixed Value from map or default value |
515
|
|
|
*/ |
516
|
|
|
public function pull( $key, $default = null ) |
517
|
|
|
{ |
518
|
|
|
$value = $this->get( $key, $default ); |
519
|
|
|
unset( $this->items[$key] ); |
520
|
|
|
|
521
|
|
|
return $value; |
522
|
|
|
} |
523
|
|
|
|
524
|
|
|
|
525
|
|
|
/** |
526
|
|
|
* Push an item onto the end of the map. |
527
|
|
|
* |
528
|
|
|
* @param mixed $value Value to add to the end |
529
|
|
|
* @return MapIface Same map for fluid interface |
530
|
|
|
*/ |
531
|
|
|
public function push( $value ) : MapIface |
532
|
|
|
{ |
533
|
|
|
$this->items[] = $value; |
534
|
|
|
return $this; |
535
|
|
|
} |
536
|
|
|
|
537
|
|
|
|
538
|
|
|
/** |
539
|
|
|
* Iteratively reduces the array to a single value using a callback function |
540
|
|
|
* |
541
|
|
|
* @param callable $callback Function with (result, item) parameters and returns result |
542
|
|
|
* @param mixed $initial Initial value when computing the result |
543
|
|
|
* @return mixed Value computed by the callback function |
544
|
|
|
*/ |
545
|
|
|
public function reduce( callable $callback, $initial = null ) |
546
|
|
|
{ |
547
|
|
|
return array_reduce( $this->items, $callback, $initial ); |
548
|
|
|
} |
549
|
|
|
|
550
|
|
|
|
551
|
|
|
/** |
552
|
|
|
* Remove an item from the map by key. |
553
|
|
|
* |
554
|
|
|
* @param string|iterable $keys List of keys |
555
|
|
|
* @return MapIface Same map for fluid interface |
556
|
|
|
*/ |
557
|
|
|
public function remove( $keys ) : MapIface |
558
|
|
|
{ |
559
|
|
|
foreach( (array) $keys as $key ) { |
560
|
|
|
unset( $this->items[$key] ); |
561
|
|
|
} |
562
|
|
|
|
563
|
|
|
return $this; |
564
|
|
|
} |
565
|
|
|
|
566
|
|
|
|
567
|
|
|
/** |
568
|
|
|
* Recursively replaces items in the map with the given items |
569
|
|
|
* |
570
|
|
|
* @param iterable $items List of items |
571
|
|
|
* @return MapIface Updated map for fluid interface |
572
|
|
|
*/ |
573
|
|
|
public function replace( iterable $items ) : MapIface |
574
|
|
|
{ |
575
|
|
|
$this->items = array_replace_recursive( $this->items, $this->getArray( $items ) ); |
576
|
|
|
return $this; |
577
|
|
|
} |
578
|
|
|
|
579
|
|
|
|
580
|
|
|
/** |
581
|
|
|
* Reverse items order. |
582
|
|
|
* |
583
|
|
|
* @return MapIface Updated map for fluid interface |
584
|
|
|
*/ |
585
|
|
|
public function reverse() : MapIface |
586
|
|
|
{ |
587
|
|
|
$this->items = array_reverse( $this->items, true ); |
588
|
|
|
return $this; |
589
|
|
|
} |
590
|
|
|
|
591
|
|
|
|
592
|
|
|
/** |
593
|
|
|
* Search the map for a given value and return the corresponding key if successful. |
594
|
|
|
* |
595
|
|
|
* @param mixed $value Item to search for |
596
|
|
|
* @param bool $strict True if type of the item should be checked too |
597
|
|
|
* @return mixed Value from map or null if not found |
598
|
|
|
*/ |
599
|
|
|
public function search( $value, $strict = true ) |
600
|
|
|
{ |
601
|
|
|
if( ( $result = array_search( $value, $this->items, $strict ) ) !== false ) { |
602
|
|
|
return $result; |
603
|
|
|
} |
604
|
|
|
} |
605
|
|
|
|
606
|
|
|
|
607
|
|
|
/** |
608
|
|
|
* Sets an item in the map by key. |
609
|
|
|
* |
610
|
|
|
* @param mixed $key Key to set the new value for |
611
|
|
|
* @param mixed $value New item that should be set |
612
|
|
|
* @return MapIface Same map for fluid interface |
613
|
|
|
*/ |
614
|
|
|
public function set( $key, $value ) : MapIface |
615
|
|
|
{ |
616
|
|
|
$this->items[$key] = $value; |
617
|
|
|
return $this; |
618
|
|
|
} |
619
|
|
|
|
620
|
|
|
|
621
|
|
|
/** |
622
|
|
|
* Get and remove the first item from the map. |
623
|
|
|
* |
624
|
|
|
* @return mixed Value from map or null if not found |
625
|
|
|
*/ |
626
|
|
|
public function shift() |
627
|
|
|
{ |
628
|
|
|
return array_shift( $this->items ); |
629
|
|
|
} |
630
|
|
|
|
631
|
|
|
|
632
|
|
|
/** |
633
|
|
|
* Shuffle the items in the map. |
634
|
|
|
* |
635
|
|
|
* @return MapIface Updated map for fluid interface |
636
|
|
|
*/ |
637
|
|
|
public function shuffle() : MapIface |
638
|
|
|
{ |
639
|
|
|
shuffle( $this->items ); |
640
|
|
|
return $this; |
641
|
|
|
} |
642
|
|
|
|
643
|
|
|
|
644
|
|
|
/** |
645
|
|
|
* Slice the underlying map array. |
646
|
|
|
* |
647
|
|
|
* @param int $offset Number of items to start from |
648
|
|
|
* @param int $length Number of items to return |
649
|
|
|
* @return MapIface New map |
650
|
|
|
*/ |
651
|
|
|
public function slice( int $offset, int $length = null ) : MapIface |
652
|
|
|
{ |
653
|
|
|
return new static( array_slice( $this->items, $offset, $length, true ) ); |
654
|
|
|
} |
655
|
|
|
|
656
|
|
|
|
657
|
|
|
/** |
658
|
|
|
* Sort through each item with a callback. |
659
|
|
|
* |
660
|
|
|
* @param callable|null $callback Function with (itemA, itemB) parameters and returns -1 (<), 0 (=) and 1 (>) |
661
|
|
|
* @param int $options Sort options for asort() |
662
|
|
|
* @return MapIface Updated map for fluid interface |
663
|
|
|
*/ |
664
|
|
|
public function sort( callable $callback = null, int $options = SORT_REGULAR ) : MapIface |
665
|
|
|
{ |
666
|
|
|
$callback ? uasort( $this->items, $callback ) : asort( $this->items, $options ); |
667
|
|
|
return $this; |
668
|
|
|
} |
669
|
|
|
|
670
|
|
|
|
671
|
|
|
/** |
672
|
|
|
* Splice a portion of the underlying map array. |
673
|
|
|
* |
674
|
|
|
* @param int $offset Number of items to start from |
675
|
|
|
* @param int|null $length Number of items to remove |
676
|
|
|
* @param mixed $replacement List of items to insert |
677
|
|
|
* @return MapIface New map |
678
|
|
|
*/ |
679
|
|
|
public function splice( int $offset, int $length = null, $replacement = [] ) : MapIface |
680
|
|
|
{ |
681
|
|
|
if( $length === null ) { |
682
|
|
|
return new static( array_splice( $this->items, $offset ) ); |
683
|
|
|
} |
684
|
|
|
|
685
|
|
|
return new static( array_splice( $this->items, $offset, $length, $replacement ) ); |
686
|
|
|
} |
687
|
|
|
|
688
|
|
|
|
689
|
|
|
/** |
690
|
|
|
* Get the map of items as a plain array. |
691
|
|
|
* |
692
|
|
|
* @return array Plain array |
693
|
|
|
*/ |
694
|
|
|
public function toArray() : array |
695
|
|
|
{ |
696
|
|
|
return $this->items; |
697
|
|
|
} |
698
|
|
|
|
699
|
|
|
|
700
|
|
|
/** |
701
|
|
|
* Union the map with the given items. |
702
|
|
|
* Existing keys in the map will not be overwritten |
703
|
|
|
* |
704
|
|
|
* @param iterable $items List of items |
705
|
|
|
* @return MapIface Updated map for fluid interface |
706
|
|
|
*/ |
707
|
|
|
public function union( iterable $items ) : MapIface |
708
|
|
|
{ |
709
|
|
|
$this->items += $this->getArray( $items ); |
710
|
|
|
return $this; |
711
|
|
|
} |
712
|
|
|
|
713
|
|
|
|
714
|
|
|
/** |
715
|
|
|
* Return only unique items from the map. |
716
|
|
|
* |
717
|
|
|
* @return MapIface New map |
718
|
|
|
*/ |
719
|
|
|
public function unique() : MapIface |
720
|
|
|
{ |
721
|
|
|
return new static( array_unique( $this->items ) ); |
722
|
|
|
} |
723
|
|
|
|
724
|
|
|
|
725
|
|
|
/** |
726
|
|
|
* Push an item onto the beginning of the map. |
727
|
|
|
* |
728
|
|
|
* @param mixed $value Item to add at the beginning |
729
|
|
|
* @param mixed $key Key for the item |
730
|
|
|
* @return MapIface Same map for fluid interface |
731
|
|
|
*/ |
732
|
|
|
public function unshift( $value, $key = null ) : MapIface |
733
|
|
|
{ |
734
|
|
|
if( $key === null ) { |
735
|
|
|
array_unshift( $this->items, $value ); |
736
|
|
|
} else { |
737
|
|
|
$this->items = [$key => $value] + $this->items; |
738
|
|
|
} |
739
|
|
|
|
740
|
|
|
return $this; |
741
|
|
|
} |
742
|
|
|
|
743
|
|
|
|
744
|
|
|
/** |
745
|
|
|
* Reset the keys on the underlying array. |
746
|
|
|
* |
747
|
|
|
* @return MapIface New map of the values |
748
|
|
|
*/ |
749
|
|
|
public function values() : MapIface |
750
|
|
|
{ |
751
|
|
|
return new static( array_values( $this->items ) ); |
752
|
|
|
} |
753
|
|
|
|
754
|
|
|
|
755
|
|
|
/** |
756
|
|
|
* Returns an array of the given items |
757
|
|
|
* |
758
|
|
|
* @param iterable $items List of items |
759
|
|
|
* @return array Plain array |
760
|
|
|
*/ |
761
|
|
|
protected function getArray( iterable $items ) : array |
762
|
|
|
{ |
763
|
|
|
if( is_array( $items ) ) { |
764
|
|
|
return $items; |
765
|
|
|
} elseif( $items instanceof self ) { |
766
|
|
|
return $items->toArray(); |
767
|
|
|
} elseif( $items instanceof \Traversable ) { |
768
|
|
|
return iterator_to_array( $items ); |
769
|
|
|
} |
770
|
|
|
|
771
|
|
|
return (array) $items; |
772
|
|
|
} |
773
|
|
|
} |
774
|
|
|
|