|
1
|
|
|
<?php |
|
2
|
|
|
/** |
|
3
|
|
|
* CMB2 field sanitization |
|
4
|
|
|
* |
|
5
|
|
|
* @since 0.0.4 |
|
6
|
|
|
* |
|
7
|
|
|
* @category WordPress_Plugin |
|
8
|
|
|
* @package CMB2 |
|
9
|
|
|
* @author WebDevStudios |
|
10
|
|
|
* @license GPL-2.0+ |
|
11
|
|
|
* @link http://webdevstudios.com |
|
12
|
|
|
* |
|
13
|
|
|
* @method string _id() |
|
14
|
|
|
*/ |
|
15
|
|
|
class CMB2_Sanitize { |
|
|
|
|
|
|
16
|
|
|
|
|
17
|
|
|
/** |
|
18
|
|
|
* A CMB field object |
|
19
|
|
|
* @var CMB2_Field object |
|
20
|
|
|
*/ |
|
21
|
|
|
public $field; |
|
22
|
|
|
|
|
23
|
|
|
/** |
|
24
|
|
|
* Field's value |
|
25
|
|
|
* @var mixed |
|
26
|
|
|
*/ |
|
27
|
|
|
public $value; |
|
28
|
|
|
|
|
29
|
|
|
/** |
|
30
|
|
|
* Setup our class vars |
|
31
|
|
|
* @since 1.1.0 |
|
32
|
|
|
* @param CMB2_Field $field A CMB2 field object |
|
33
|
|
|
* @param mixed $value Field value |
|
34
|
|
|
*/ |
|
35
|
9 |
|
public function __construct( CMB2_Field $field, $value ) { |
|
36
|
9 |
|
$this->field = $field; |
|
37
|
9 |
|
$this->value = stripslashes_deep( $value ); // get rid of those evil magic quotes |
|
38
|
9 |
|
} |
|
39
|
|
|
|
|
40
|
|
|
/** |
|
41
|
|
|
* Catchall method if field's 'sanitization_cb' is NOT defined, or field type does not have a corresponding validation method |
|
42
|
|
|
* @since 1.0.0 |
|
43
|
|
|
* @param string $name Non-existent method name |
|
44
|
|
|
* @param array $arguments All arguments passed to the method |
|
45
|
|
|
*/ |
|
46
|
8 |
|
public function __call( $name, $arguments ) { |
|
47
|
8 |
|
return $this->default_sanitization(); |
|
48
|
|
|
} |
|
49
|
|
|
|
|
50
|
|
|
/** |
|
51
|
|
|
* Default fallback sanitization method. Applies filters. |
|
52
|
|
|
* @since 1.0.2 |
|
53
|
|
|
*/ |
|
54
|
8 |
|
public function default_sanitization() { |
|
55
|
|
|
|
|
56
|
|
|
/** |
|
57
|
|
|
* This exists for back-compatibility, but validation |
|
58
|
|
|
* is not what happens here. |
|
59
|
|
|
* @deprecated See documentation for "cmb2_sanitize_{$this->type()}". |
|
60
|
|
|
*/ |
|
61
|
8 |
|
$override_value = apply_filters( "cmb2_validate_{$this->field->type()}", null, $this->value, $this->field->object_id, $this->field->args(), $this ); |
|
62
|
|
|
|
|
63
|
8 |
|
if ( null !== $override_value ) { |
|
64
|
|
|
return $override_value; |
|
65
|
|
|
} |
|
66
|
|
|
|
|
67
|
8 |
|
$sanitized_value = ''; |
|
68
|
8 |
|
switch ( $this->field->type() ) { |
|
69
|
8 |
|
case 'wysiwyg': |
|
70
|
8 |
|
case 'textarea_small': |
|
71
|
8 |
|
case 'oembed': |
|
72
|
2 |
|
$sanitized_value = $this->textarea(); |
|
73
|
2 |
|
break; |
|
74
|
8 |
|
case 'taxonomy_select': |
|
75
|
8 |
|
case 'taxonomy_radio': |
|
76
|
8 |
|
case 'taxonomy_radio_inline': |
|
77
|
8 |
|
case 'taxonomy_multicheck': |
|
78
|
8 |
|
case 'taxonomy_multicheck_inline': |
|
79
|
|
|
if ( $this->field->args( 'taxonomy' ) ) { |
|
80
|
|
|
wp_set_object_terms( $this->field->object_id, $this->value, $this->field->args( 'taxonomy' ) ); |
|
81
|
|
|
} else { |
|
82
|
|
|
cmb2_utils()->log_if_debug( __METHOD__, __LINE__, "{$this->field->type()} {$this->field->_id()} is missing the 'taxonomy' parameter." ); |
|
83
|
|
|
} |
|
84
|
|
|
break; |
|
85
|
8 |
|
case 'multicheck': |
|
86
|
8 |
|
case 'multicheck_inline': |
|
87
|
8 |
|
case 'file_list': |
|
88
|
8 |
|
case 'group': |
|
89
|
|
|
// no filtering |
|
90
|
2 |
|
$sanitized_value = $this->value; |
|
91
|
2 |
|
break; |
|
92
|
7 |
|
default: |
|
93
|
|
|
// Handle repeatable fields array |
|
94
|
|
|
// We'll fallback to 'sanitize_text_field' |
|
95
|
7 |
|
$sanitized_value = is_array( $this->value ) ? array_map( 'sanitize_text_field', $this->value ) : sanitize_text_field( $this->value ); |
|
96
|
7 |
|
break; |
|
97
|
8 |
|
} |
|
98
|
|
|
|
|
99
|
8 |
|
return $this->_is_empty_array( $sanitized_value ) ? '' : $sanitized_value; |
|
100
|
|
|
} |
|
101
|
|
|
|
|
102
|
|
|
/** |
|
103
|
|
|
* Simple checkbox validation |
|
104
|
|
|
* @since 1.0.1 |
|
105
|
|
|
* @return string|false 'on' or false |
|
106
|
|
|
*/ |
|
107
|
|
|
public function checkbox() { |
|
108
|
|
|
return $this->value === 'on' ? 'on' : false; |
|
109
|
|
|
} |
|
110
|
|
|
|
|
111
|
|
|
/** |
|
112
|
|
|
* Validate url in a meta value |
|
113
|
|
|
* @since 1.0.1 |
|
114
|
|
|
* @return string Empty string or escaped url |
|
115
|
|
|
*/ |
|
116
|
1 |
|
public function text_url() { |
|
117
|
1 |
|
$protocols = $this->field->args( 'protocols' ); |
|
118
|
|
|
// for repeatable |
|
119
|
1 |
|
if ( is_array( $this->value ) ) { |
|
120
|
|
|
foreach ( $this->value as $key => $val ) { |
|
121
|
|
|
$this->value[ $key ] = $val ? esc_url_raw( $val, $protocols ) : $this->field->get_default(); |
|
122
|
|
|
} |
|
123
|
|
|
} else { |
|
124
|
1 |
|
$this->value = $this->value ? esc_url_raw( $this->value, $protocols ) : $this->field->get_default(); |
|
125
|
|
|
} |
|
126
|
|
|
|
|
127
|
1 |
|
return $this->value; |
|
128
|
|
|
} |
|
129
|
|
|
|
|
130
|
|
|
public function colorpicker() { |
|
131
|
|
|
// for repeatable |
|
132
|
|
|
if ( is_array( $this->value ) ) { |
|
133
|
|
|
$check = $this->value; |
|
134
|
|
|
$this->value = array(); |
|
135
|
|
|
foreach ( $check as $key => $val ) { |
|
136
|
|
|
if ( $val && '#' != $val ) { |
|
137
|
|
|
$this->value[ $key ] = esc_attr( $val ); |
|
138
|
|
|
} |
|
139
|
|
|
} |
|
140
|
|
|
} else { |
|
141
|
|
|
$this->value = ! $this->value || '#' == $this->value ? '' : esc_attr( $this->value ); |
|
142
|
|
|
} |
|
143
|
|
|
return $this->value; |
|
144
|
|
|
} |
|
145
|
|
|
|
|
146
|
|
|
/** |
|
147
|
|
|
* Validate email in a meta value |
|
148
|
|
|
* @since 1.0.1 |
|
149
|
|
|
* @return string Empty string or sanitized email |
|
150
|
|
|
*/ |
|
151
|
|
|
public function text_email() { |
|
152
|
|
|
// for repeatable |
|
153
|
|
|
if ( is_array( $this->value ) ) { |
|
154
|
|
|
foreach ( $this->value as $key => $val ) { |
|
155
|
|
|
$val = trim( $val ); |
|
156
|
|
|
$this->value[ $key ] = is_email( $val ) ? $val : ''; |
|
157
|
|
|
} |
|
158
|
|
|
} else { |
|
159
|
|
|
$this->value = trim( $this->value ); |
|
160
|
|
|
$this->value = is_email( $this->value ) ? $this->value : ''; |
|
161
|
|
|
} |
|
162
|
|
|
|
|
163
|
|
|
return $this->value; |
|
164
|
|
|
} |
|
165
|
|
|
|
|
166
|
|
|
/** |
|
167
|
|
|
* Validate money in a meta value |
|
168
|
|
|
* @since 1.0.1 |
|
169
|
|
|
* @return string Empty string or sanitized money value |
|
170
|
|
|
*/ |
|
171
|
|
|
public function text_money() { |
|
172
|
|
|
if ( '' === $this->value ) { |
|
173
|
|
|
return $this->value; |
|
174
|
|
|
} |
|
175
|
|
|
|
|
176
|
|
|
global $wp_locale; |
|
|
|
|
|
|
177
|
|
|
|
|
178
|
|
|
$search = array( $wp_locale->number_format['thousands_sep'], $wp_locale->number_format['decimal_point'] ); |
|
179
|
|
|
$replace = array( '', '.' ); |
|
180
|
|
|
|
|
181
|
|
|
// for repeatable |
|
182
|
|
|
if ( is_array( $this->value ) ) { |
|
183
|
|
|
foreach ( $this->value as $key => $val ) { |
|
184
|
|
|
if ( '' === $val ) { |
|
185
|
|
|
continue; |
|
186
|
|
|
} |
|
187
|
|
|
$this->value[ $key ] = number_format_i18n( (float) str_ireplace( $search, $replace, $val ), 2 ); |
|
188
|
|
|
} |
|
189
|
|
|
} else { |
|
190
|
|
|
$this->value = number_format_i18n( (float) str_ireplace( $search, $replace, $this->value ), 2 ); |
|
191
|
|
|
} |
|
192
|
|
|
|
|
193
|
|
|
return $this->value; |
|
194
|
|
|
} |
|
195
|
|
|
|
|
196
|
|
|
/** |
|
197
|
|
|
* Converts text date to timestamp |
|
198
|
|
|
* @since 1.0.2 |
|
199
|
|
|
* @return string Timestring |
|
200
|
|
|
*/ |
|
201
|
|
|
public function text_date_timestamp() { |
|
202
|
|
|
return is_array( $this->value ) |
|
203
|
|
|
? array_map( array( $this->field, 'get_timestamp_from_value' ), $this->value ) |
|
204
|
|
|
: $this->field->get_timestamp_from_value( $this->value ); |
|
205
|
|
|
} |
|
206
|
|
|
|
|
207
|
|
|
/** |
|
208
|
|
|
* Datetime to timestamp |
|
209
|
|
|
* @since 1.0.1 |
|
210
|
|
|
* @return string Timestring |
|
211
|
|
|
*/ |
|
212
|
|
|
public function text_datetime_timestamp( $repeat = false ) { |
|
213
|
|
|
|
|
214
|
|
|
$test = is_array( $this->value ) ? array_filter( $this->value ) : ''; |
|
215
|
|
|
if ( empty( $test ) ) { |
|
216
|
|
|
return ''; |
|
217
|
|
|
} |
|
218
|
|
|
|
|
219
|
|
|
$repeat_value = $this->_check_repeat( __FUNCTION__, $repeat ); |
|
220
|
|
|
if ( false !== $repeat_value ) { |
|
221
|
|
|
return $repeat_value; |
|
|
|
|
|
|
222
|
|
|
} |
|
223
|
|
|
|
|
224
|
|
|
if ( isset( $this->value['date'], $this->value['time'] ) ) { |
|
225
|
|
|
$this->value = $this->field->get_timestamp_from_value( $this->value['date'] . ' ' . $this->value['time'] ); |
|
226
|
|
|
} |
|
227
|
|
|
|
|
228
|
|
|
if ( $tz_offset = $this->field->field_timezone_offset() ) { |
|
229
|
|
|
$this->value += (int) $tz_offset; |
|
230
|
|
|
} |
|
231
|
|
|
|
|
232
|
|
|
return $this->value; |
|
233
|
|
|
} |
|
234
|
1 |
|
|
|
235
|
1 |
|
/** |
|
236
|
|
|
* Datetime to timestamp with timezone |
|
237
|
1 |
|
* @since 1.0.1 |
|
238
|
1 |
|
* @return string Timestring |
|
239
|
1 |
|
*/ |
|
240
|
|
|
public function text_datetime_timestamp_timezone( $repeat = false ) { |
|
241
|
|
|
static $utc_values = array(); |
|
242
|
1 |
|
|
|
243
|
|
|
$test = is_array( $this->value ) ? array_filter( $this->value ) : ''; |
|
244
|
1 |
|
if ( empty( $test ) ) { |
|
245
|
1 |
|
return ''; |
|
246
|
1 |
|
} |
|
247
|
|
|
|
|
248
|
|
|
$utc_key = $this->field->_id() . '_utc'; |
|
249
|
|
|
|
|
250
|
|
|
$repeat_value = $this->_check_repeat( __FUNCTION__, $repeat ); |
|
251
|
1 |
|
if ( false !== $repeat_value ) { |
|
252
|
|
|
if ( ! empty( $utc_values[ $utc_key ] ) ) { |
|
253
|
|
|
$this->_save_utc_value( $utc_key, $utc_values[ $utc_key ] ); |
|
254
|
1 |
|
unset( $utc_values[ $utc_key ] ); |
|
255
|
|
|
} |
|
256
|
1 |
|
|
|
257
|
1 |
|
return $repeat_value; |
|
258
|
1 |
|
} |
|
259
|
|
|
|
|
260
|
1 |
|
$tzstring = null; |
|
261
|
|
|
|
|
262
|
|
|
if ( is_array( $this->value ) && array_key_exists( 'timezone', $this->value ) ) { |
|
263
|
|
|
$tzstring = $this->value['timezone']; |
|
264
|
1 |
|
} |
|
265
|
|
|
|
|
266
|
1 |
|
if ( empty( $tzstring ) ) { |
|
267
|
|
|
$tzstring = cmb2_utils()->timezone_string(); |
|
268
|
|
|
} |
|
269
|
|
|
|
|
270
|
|
|
$offset = cmb2_utils()->timezone_offset( $tzstring ); |
|
271
|
|
|
|
|
272
|
|
|
if ( 'UTC' === substr( $tzstring, 0, 3 ) ) { |
|
273
|
|
|
$tzstring = timezone_name_from_abbr( '', $offset, 0 ); |
|
274
|
|
|
/* |
|
275
|
|
|
* timezone_name_from_abbr() returns false if not found based on offset. |
|
276
|
|
|
* Since there are currently some invalid timezones in wp_timezone_dropdown(), |
|
277
|
1 |
|
* fallback to an offset of 0 (UTC+0) |
|
278
|
1 |
|
* https://core.trac.wordpress.org/ticket/29205 |
|
279
|
|
|
*/ |
|
280
|
|
|
$tzstring = false !== $tzstring ? $tzstring : timezone_name_from_abbr( '', 0, 0 ); |
|
281
|
|
|
} |
|
282
|
1 |
|
|
|
283
|
|
|
$full_format = $this->field->args['date_format'] . ' ' . $this->field->args['time_format']; |
|
284
|
1 |
|
$full_date = $this->value['date'] . ' ' . $this->value['time']; |
|
285
|
|
|
|
|
286
|
|
|
try { |
|
287
|
1 |
|
|
|
288
|
1 |
|
$datetime = date_create_from_format( $full_format, $full_date ); |
|
289
|
1 |
|
|
|
290
|
|
|
if ( ! is_object( $datetime ) ) { |
|
291
|
|
|
$this->value = $utc_stamp = ''; |
|
292
|
1 |
|
} else { |
|
293
|
1 |
|
$timestamp = $datetime->setTimezone( new DateTimeZone( $tzstring ) )->getTimestamp(); |
|
294
|
1 |
|
$utc_stamp = $timestamp - $offset; |
|
295
|
1 |
|
$this->value = serialize( $datetime ); |
|
296
|
1 |
|
} |
|
297
|
|
|
|
|
298
|
1 |
|
if ( $this->field->group ) { |
|
299
|
|
|
$this->value = array( |
|
300
|
|
|
'supporting_field_value' => $utc_stamp, |
|
301
|
|
|
'supporting_field_id' => $utc_key, |
|
302
|
|
|
'value' => $this->value, |
|
303
|
|
|
); |
|
304
|
|
|
} else { |
|
305
|
|
|
// Save the utc timestamp supporting field |
|
306
|
|
|
if ( $repeat ) { |
|
307
|
1 |
|
$utc_values[ $utc_key ][] = $utc_stamp; |
|
308
|
|
|
} else { |
|
309
|
|
|
$this->_save_utc_value( $utc_key, $utc_stamp ); |
|
310
|
|
|
} |
|
311
|
|
|
} |
|
312
|
1 |
|
|
|
313
|
|
|
} catch ( Exception $e ) { |
|
314
|
|
|
$this->value = ''; |
|
315
|
|
|
cmb2_utils()->log_if_debug( __METHOD__, __LINE__, $e->getMessage() ); |
|
316
|
|
|
} |
|
317
|
|
|
|
|
318
|
|
|
return $this->value; |
|
319
|
|
|
} |
|
320
|
2 |
|
|
|
321
|
2 |
|
/** |
|
322
|
|
|
* Sanitize textareas and wysiwyg fields |
|
323
|
|
|
* @since 1.0.1 |
|
324
|
|
|
* @return string Sanitized data |
|
325
|
|
|
*/ |
|
326
|
|
|
public function textarea() { |
|
327
|
|
|
return is_array( $this->value ) ? array_map( 'wp_kses_post', $this->value ) : wp_kses_post( $this->value ); |
|
328
|
|
|
} |
|
329
|
|
|
|
|
330
|
|
|
/** |
|
331
|
|
|
* Sanitize code textareas |
|
332
|
|
|
* @since 1.0.2 |
|
333
|
|
|
* @return string Sanitized data |
|
334
|
|
|
*/ |
|
335
|
|
|
public function textarea_code( $repeat = false ) { |
|
336
|
|
|
$repeat_value = $this->_check_repeat( __FUNCTION__, $repeat ); |
|
337
|
|
|
if ( false !== $repeat_value ) { |
|
338
|
|
|
return $repeat_value; |
|
339
|
|
|
} |
|
340
|
|
|
|
|
341
|
|
|
return htmlspecialchars_decode( stripslashes( $this->value ) ); |
|
342
|
|
|
} |
|
343
|
1 |
|
|
|
344
|
1 |
|
/** |
|
345
|
|
|
* Handles saving of attachment post ID and sanitizing file url |
|
346
|
1 |
|
* @since 1.1.0 |
|
347
|
|
|
* @return string Sanitized url |
|
348
|
1 |
|
*/ |
|
349
|
1 |
|
public function file() { |
|
350
|
|
|
$file_id_key = $this->field->_id() . '_id'; |
|
351
|
|
|
|
|
352
|
|
|
if ( $this->field->group ) { |
|
353
|
|
|
// Return an array with url/id if saving a group field |
|
354
|
1 |
|
$this->value = $this->_get_group_file_value_array( $file_id_key ); |
|
355
|
|
|
} else { |
|
356
|
|
|
$this->_save_file_id_value( $file_id_key ); |
|
357
|
|
|
$this->text_url(); |
|
358
|
|
|
} |
|
359
|
|
|
|
|
360
|
|
|
return $this->value; |
|
361
|
1 |
|
} |
|
362
|
1 |
|
|
|
363
|
1 |
|
/** |
|
364
|
1 |
|
* Gets the values for the `file` field type from the data being saved. |
|
365
|
|
|
* @since 2.2.0 |
|
366
|
|
|
*/ |
|
367
|
1 |
|
public function _get_group_file_value_array( $id_key ) { |
|
368
|
1 |
|
$alldata = $this->field->group->data_to_save; |
|
369
|
1 |
|
$base_id = $this->field->group->_id(); |
|
370
|
|
|
$i = $this->field->group->index; |
|
371
|
|
|
|
|
372
|
1 |
|
// Check group $alldata data |
|
373
|
1 |
|
$id_val = isset( $alldata[ $base_id ][ $i ][ $id_key ] ) |
|
374
|
1 |
|
? absint( $alldata[ $base_id ][ $i ][ $id_key ] ) |
|
375
|
1 |
|
: 0; |
|
376
|
|
|
|
|
377
|
|
|
return array( |
|
378
|
|
|
'value' => $this->text_url(), |
|
379
|
|
|
'supporting_field_value' => $id_val, |
|
380
|
|
|
'supporting_field_id' => $id_key, |
|
381
|
|
|
); |
|
382
|
|
|
} |
|
383
|
|
|
|
|
384
|
|
|
/** |
|
385
|
|
|
* Peforms saving of `file` attachement's ID |
|
386
|
|
|
* @since 1.1.0 |
|
387
|
|
|
*/ |
|
388
|
|
|
public function _save_file_id_value( $file_id_key ) { |
|
389
|
|
|
$id_field = $this->_new_supporting_field( $file_id_key ); |
|
390
|
|
|
|
|
391
|
|
|
// Check standard data_to_save data |
|
392
|
|
|
$id_val = isset( $this->field->data_to_save[ $file_id_key ] ) |
|
393
|
|
|
? $this->field->data_to_save[ $file_id_key ] |
|
394
|
|
|
: null; |
|
395
|
|
|
|
|
396
|
|
|
// If there is no ID saved yet, try to get it from the url |
|
397
|
|
|
if ( $this->value && ! $id_val ) { |
|
398
|
|
|
$id_val = cmb2_utils()->image_id_from_url( $this->value ); |
|
399
|
|
|
} |
|
400
|
|
|
|
|
401
|
|
|
return $id_field->save_field( $id_val ); |
|
402
|
|
|
} |
|
403
|
|
|
|
|
404
|
|
|
/** |
|
405
|
|
|
* Peforms saving of `text_datetime_timestamp_timezone` utc timestamp |
|
406
|
|
|
* @since 2.2.0 |
|
407
|
|
|
*/ |
|
408
|
|
|
public function _save_utc_value( $utc_key, $utc_stamp ) { |
|
409
|
|
|
return $this->_new_supporting_field( $utc_key )->save_field( $utc_stamp ); |
|
410
|
|
|
} |
|
411
|
|
|
|
|
412
|
|
|
/** |
|
413
|
|
|
* Returns a new, supporting, CMB2_Field object based on a new field id. |
|
414
|
|
|
* @since 2.2.0 |
|
415
|
|
|
*/ |
|
416
|
|
|
public function _new_supporting_field( $new_field_id ) { |
|
417
|
|
|
return $this->field->get_field_clone( array( |
|
418
|
|
|
'id' => $new_field_id, |
|
419
|
|
|
'sanitization_cb' => false, |
|
420
|
|
|
) ); |
|
421
|
|
|
} |
|
422
|
|
|
|
|
423
|
|
|
/** |
|
424
|
1 |
|
* If repeating, loop through and re-apply sanitization method |
|
425
|
1 |
|
* @since 1.1.0 |
|
426
|
1 |
|
* @param string $method Class method |
|
427
|
|
|
* @param bool $repeat Whether repeating or not |
|
428
|
|
|
* @return mixed Sanitized value |
|
429
|
1 |
|
*/ |
|
430
|
|
|
public function _check_repeat( $method, $repeat ) { |
|
431
|
1 |
|
if ( $repeat || ! $this->field->args( 'repeatable' ) ) { |
|
432
|
1 |
|
return false; |
|
433
|
1 |
|
} |
|
434
|
1 |
|
|
|
435
|
1 |
|
$values_array = $this->value; |
|
436
|
1 |
|
|
|
437
|
1 |
|
$new_value = array(); |
|
438
|
1 |
|
foreach ( $values_array as $iterator => $this->value ) { |
|
439
|
1 |
|
if ( $this->value ) { |
|
440
|
|
|
$val = $this->$method( true ); |
|
441
|
1 |
|
if ( ! empty( $val ) ) { |
|
442
|
|
|
$new_value[] = $val; |
|
443
|
1 |
|
} |
|
444
|
|
|
} |
|
445
|
|
|
} |
|
446
|
|
|
|
|
447
|
|
|
$this->value = $new_value; |
|
448
|
|
|
|
|
449
|
|
|
return empty( $this->value ) ? null : $this->value; |
|
450
|
|
|
} |
|
451
|
|
|
|
|
452
|
8 |
|
/** |
|
453
|
8 |
|
* Determine if passed value is an empty array |
|
454
|
3 |
|
* @since 2.0.6 |
|
455
|
3 |
|
* @param mixed $to_check Value to check |
|
456
|
|
|
* @return boolean Whether value is an array that's empty |
|
457
|
6 |
|
*/ |
|
458
|
|
|
public function _is_empty_array( $to_check ) { |
|
459
|
|
|
if ( is_array( $to_check ) ) { |
|
460
|
|
|
$cleaned_up = array_filter( $to_check ); |
|
461
|
|
|
return empty( $cleaned_up ); |
|
462
|
|
|
} |
|
463
|
|
|
return false; |
|
464
|
|
|
} |
|
465
|
|
|
|
|
466
|
|
|
} |
|
467
|
|
|
|
You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.