-
Notifications
You must be signed in to change notification settings - Fork 104
/
class-query.php
336 lines (296 loc) · 6.24 KB
/
class-query.php
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
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
<?php
/**
* Custom abstract class for performing query.
*
* @package AnsPress
* @author Rahul Aryan <rah12@live.com>
* @license GPL-3.0+
* @link https://anspress.net/
* @copyright 2017 Rahul Aryan
*/
// If this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
die;
}
/**
* Base class for query.
*/
abstract class AnsPress_Query {
/**
* The loop iterator.
*
* @access public
* @var int
*/
public $current = -1;
/**
* The number of rows returned by the paged query.
*
* @access public
* @var int
*/
public $count;
/**
* Array of items located by the query.
*
* @access public
* @var array
*/
public $objects;
/**
* The object currently being iterated on.
*
* @access public
* @var object
*/
public $object;
/**
* A flag for whether the loop is currently being iterated.
*
* @access public
* @var bool
*/
public $in_the_loop;
/**
* The total number of rows matching the query parameters.
*
* @access public
* @var int
*/
public $total_count;
/**
* Items to show per page
*
* @access public
* @var int
*/
public $per_page = 20;
/**
* Total numbers of pages based on query.
*
* @var int
*/
public $total_pages = 1;
/**
* Current page.
*
* @var int
*/
public $paged = 1;
/**
* Database query offset.
*
* @var int
*/
public $offset;
/**
* Arguments.
*
* @var array
*/
public $args;
/**
* Ids to be prefetched.
*
* @var array
*/
public $ids = array(
'post' => array(),
'comment' => array(),
'question' => array(),
'answer' => array(),
'user' => array(),
);
/**
* This needs documentation.
*
* @todo Require doc.
* @var array
*/
public $pos = array(
'post' => array(),
'comment' => array(),
'question' => array(),
'answer' => array(),
'user' => array(),
);
/**
* Initialize the class.
*
* @param array $args Arguments.
*/
public function __construct( $args = array() ) {
$this->paged = isset( $args['paged'] ) ? (int) $args['paged'] : 1;
$this->offset = $this->per_page * ( $this->paged - 1 );
$this->args = wp_parse_args(
$args,
array(
'user_id' => get_current_user_id(),
'number' => $this->per_page,
'offset' => $this->offset,
'order' => 'DESC',
)
);
$this->per_page = $this->args['number'];
$this->query();
}
/**
* Count total numbers of rows found.
*
* @param string $key MD5 hashed key.
*/
public function total_count( $key ) { // phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter.Found
global $wpdb;
$this->total_count = $wpdb->get_var( apply_filters( 'ap_found_rows', 'SELECT FOUND_ROWS()', $this ) ); // phpcs:ignore WordPress.DB
}
/**
* Fetch results from database.
*/
public function query() {
$this->total_pages = ceil( $this->total_count / $this->per_page );
$this->count = count( $this->objects );
}
/**
* Check if loop has objects.
*
* @return boolean
*/
public function have() {
if ( $this->current + 1 < $this->count ) {
return true;
} elseif ( $this->current + 1 === $this->count ) {
do_action( 'ap_loop_end' );
// Do some cleaning up after the loop.
$this->rewind();
}
$this->in_the_loop = false;
return false;
}
/**
* Rewind the object and reset index.
*/
public function rewind() {
$this->current = -1;
if ( $this->count > 0 ) {
$this->object = $this->objects[0];
}
}
/**
* Check if there are objects.
*
* @return bool
*/
public function has() {
if ( $this->count ) {
return true;
}
return false;
}
/**
* Set up the next object and iterate index.
*
* @return object The next object to iterate over.
*/
public function next() {
++$this->current;
$this->object = $this->objects[ $this->current ];
return $this->object;
}
/**
* Set up the current object inside the loop.
*/
public function the_object() {
$this->in_the_loop = true;
$this->object = $this->next();
// Loop has just started.
if ( 0 === $this->current ) {
/**
* Fires if the current object is the first in the loop.
*/
do_action( 'ap_loop_start' );
}
}
/**
* Add pre fetch ids.
*
* @param string $type ids type.
* @param integer $id id.
* @param false|integer $key Object key.
*/
public function add_prefetch_id( $type, $id, $key = false ) {
if ( empty( $id ) ) {
return;
}
if ( ! isset( $this->ids[ $type ] ) ) {
$this->ids[ $type ] = array();
}
if ( ! in_array( $id, $this->ids[ $type ], true ) ) {
$this->ids[ $type ][] = (int) $id;
}
if ( false !== $key ) {
$this->add_pos( $type, $id, $key );
}
}
/**
* Add position of reference in objects.
*
* @param string $type ids type.
* @param integer $ref_id Reference ID.
* @param mixed $key Object key.
*/
public function add_pos( $type, $ref_id, $key ) {
if ( ! isset( $this->pos[ $type ] ) ) {
$this->pos[ $type ] = array();
}
if ( ! isset( $this->pos[ $type ][ $ref_id ] ) ) {
$this->pos[ $type ][ $ref_id ] = $key;
return;
}
$prev_val = $this->pos[ $type ][ $ref_id ];
if ( ! is_array( $prev_val ) ) {
$this->pos[ $type ][ $ref_id ] = array( $prev_val, $key );
return;
}
if ( is_array( $prev_val ) ) {
$this->pos[ $type ][ $ref_id ][] = $key;
}
}
/**
* Add reference data to obejcts.
*
* @param string $type ids type.
* @param integer $ref_id Reference ID.
* @param mixed $data Reference data.
*/
public function append_ref_data( $type, $ref_id, $data ) {
if ( isset( $this->pos[ $type ] ) &&
( 0 == $this->pos[ $type ][ $ref_id ] || ! empty( $this->pos[ $type ][ $ref_id ] ) ) // phpcs:ignore Universal.Operators.StrictComparisons.LooseEqual
) {
$pos = $this->pos[ $type ][ $ref_id ];
if ( is_array( $pos ) ) {
foreach ( (array) $pos as $key ) {
$this->objects[ $key ]->ref = $data;
}
} else {
$this->objects[ $pos ]->ref = $data;
}
}
}
/**
* Include a template file.
*
* @param string $template Path to template file without .php extension.
*/
public function template( $template ) {
include ap_get_theme_location( $template . '.php' );
}
/**
* Check if loop has more pages.
*
* @return boolean
* @since 4.1.2
*/
public function have_pages() {
return $this->total_pages > $this->paged;
}
}