@@ -313,7 +313,6 @@ |
||
313 | 313 | * Run synchronization content if needed by the |
314 | 314 | * relation type. |
315 | 315 | * |
316 | - * @param array $actualContent |
|
317 | 316 | * @return void |
318 | 317 | */ |
319 | 318 | public function sync(array $entities) |
@@ -9,315 +9,315 @@ |
||
9 | 9 | |
10 | 10 | class HasManyThrough extends Relationship |
11 | 11 | { |
12 | - /** |
|
13 | - * The distance parent Entity instance. |
|
14 | - * |
|
15 | - * @var \Analogue\ORM\Entity |
|
16 | - */ |
|
17 | - protected $farParent; |
|
18 | - |
|
19 | - /** |
|
20 | - * The far parent map instance |
|
21 | - * |
|
22 | - * @var \Analogue\ORM\EntityMap |
|
23 | - */ |
|
24 | - protected $farParentMap; |
|
25 | - |
|
26 | - /** |
|
27 | - * The near key on the relationship. |
|
28 | - * |
|
29 | - * @var string |
|
30 | - */ |
|
31 | - protected $firstKey; |
|
32 | - |
|
33 | - /** |
|
34 | - * The far key on the relationship. |
|
35 | - * |
|
36 | - * @var string |
|
37 | - */ |
|
38 | - protected $secondKey; |
|
39 | - |
|
40 | - /** |
|
41 | - * Create a new has many relationship instance. |
|
42 | - * |
|
43 | - * @param Mapper $mapper |
|
44 | - * @param \Analogue\ORM\Mappable $farParent |
|
45 | - * @param \Analogue\ORM\EntityMap $parentMap |
|
46 | - * @param string $firstKey |
|
47 | - * @param string $secondKey |
|
48 | - * @throws \Analogue\ORM\Exceptions\MappingException |
|
49 | - */ |
|
50 | - public function __construct(Mapper $mapper, $farParent, $parentMap, $firstKey, $secondKey) |
|
51 | - { |
|
52 | - $this->firstKey = $firstKey; |
|
53 | - $this->secondKey = $secondKey; |
|
54 | - $this->farParent = $farParent; |
|
55 | - |
|
56 | - $this->farParentMap = $this->relatedMapper->getManager()->mapper($farParent)->getEntityMap(); |
|
57 | - |
|
58 | - $parentInstance = $this->relatedMapper->getManager()->mapper($parentMap->getClass())->newInstance(); |
|
59 | - |
|
60 | - parent::__construct($mapper, $parentInstance); |
|
61 | - } |
|
62 | - |
|
63 | - /** |
|
64 | - * @param $related |
|
65 | - * @return mixed |
|
66 | - */ |
|
67 | - public function attachTo($related) |
|
68 | - { |
|
69 | - // N/A |
|
70 | - } |
|
71 | - |
|
72 | - /** |
|
73 | - * @param $related |
|
74 | - * @return mixed |
|
75 | - */ |
|
76 | - public function detachFrom($related) |
|
77 | - { |
|
78 | - // N/A |
|
79 | - } |
|
80 | - |
|
81 | - /** |
|
82 | - * Set the base constraints on the relation query. |
|
83 | - * |
|
84 | - * @return void |
|
85 | - */ |
|
86 | - public function addConstraints() |
|
87 | - { |
|
88 | - $parentTable = $this->parentMap->getTable(); |
|
89 | - |
|
90 | - $this->setJoin(); |
|
91 | - |
|
92 | - if (static::$constraints) { |
|
93 | - $farParentKeyName = $this->farParentMap->getKeyName(); |
|
94 | - |
|
95 | - $this->query->where( |
|
96 | - $parentTable . '.' . $this->firstKey, |
|
97 | - '=', |
|
98 | - $this->farParent->getEntityAttribute($farParentKeyName) |
|
99 | - ); |
|
100 | - } |
|
101 | - } |
|
102 | - |
|
103 | - /** |
|
104 | - * Add the constraints for a relationship count query. |
|
105 | - * |
|
106 | - * @param Query $query |
|
107 | - * @param Query $parent |
|
108 | - * @return Query |
|
109 | - */ |
|
110 | - public function getRelationCountQuery(Query $query, Query $parent) |
|
111 | - { |
|
112 | - $parentTable = $this->parentMap->getTable(); |
|
113 | - |
|
114 | - $this->setJoin($query); |
|
115 | - |
|
116 | - $query->select(new Expression('count(*)')); |
|
117 | - |
|
118 | - $key = $this->wrap($parentTable . '.' . $this->firstKey); |
|
119 | - |
|
120 | - return $query->where($this->getHasCompareKey(), '=', new Expression($key)); |
|
121 | - } |
|
122 | - |
|
123 | - /** |
|
124 | - * Set the join clause on the query. |
|
125 | - * |
|
126 | - * @param null|Query $query |
|
127 | - * @return void |
|
128 | - */ |
|
129 | - protected function setJoin(Query $query = null) |
|
130 | - { |
|
131 | - $query = $query ?: $this->query; |
|
132 | - |
|
133 | - $foreignKey = $this->relatedMap->getTable() . '.' . $this->secondKey; |
|
134 | - |
|
135 | - $query->join($this->parentMap->getTable(), $this->getQualifiedParentKeyName(), '=', $foreignKey); |
|
136 | - } |
|
137 | - |
|
138 | - /** |
|
139 | - * Set the constraints for an eager load of the relation. |
|
140 | - * |
|
141 | - * @param array $entities |
|
142 | - * @return void |
|
143 | - */ |
|
144 | - public function addEagerConstraints(array $entities) |
|
145 | - { |
|
146 | - $table = $this->parentMap->getTable(); |
|
147 | - |
|
148 | - $this->query->whereIn($table . '.' . $this->firstKey, $this->getKeys($entities)); |
|
149 | - } |
|
150 | - |
|
151 | - /** |
|
152 | - * Initialize the relation on a set of entities. |
|
153 | - * |
|
154 | - * @param \Analogue\ORM\Entity[] $entities |
|
155 | - * @param string $relation |
|
156 | - * @return \Analogue\ORM\Entity[] |
|
157 | - */ |
|
158 | - public function initRelation(array $entities, $relation) |
|
159 | - { |
|
160 | - foreach ($entities as $entity) { |
|
161 | - $entity->setEntityAttribute($relation, $this->relatedMap->newCollection()); |
|
162 | - } |
|
163 | - |
|
164 | - return $entities; |
|
165 | - } |
|
166 | - |
|
167 | - /** |
|
168 | - * Match the eagerly loaded results to their parents. |
|
169 | - * |
|
170 | - * @param \Analogue\ORM\Entity[] $entities |
|
171 | - * @param EntityCollection $results |
|
172 | - * @param string $relation |
|
173 | - * @return \Analogue\ORM\Entity[] |
|
174 | - */ |
|
175 | - public function match(array $entities, EntityCollection $results, $relation) |
|
176 | - { |
|
177 | - $dictionary = $this->buildDictionary($results); |
|
178 | - |
|
179 | - $relatedKey = $this->relatedMap->getKeyName(); |
|
180 | - |
|
181 | - $cache = $this->parentMapper->getEntityCache(); |
|
182 | - |
|
183 | - // Once we have the dictionary we can simply spin through the parent entities to |
|
184 | - // link them up with their children using the keyed dictionary to make the |
|
185 | - // matching very convenient and easy work. Then we'll just return them. |
|
186 | - foreach ($entities as $entity) { |
|
187 | - $key = $entity->getEntityAttribute($relatedKey); |
|
188 | - |
|
189 | - if (isset($dictionary[$key])) { |
|
190 | - $value = $this->relatedMap->newCollection($dictionary[$key]); |
|
191 | - |
|
192 | - $entity->setEntityAttribute($relation, $value); |
|
193 | - |
|
194 | - $cache->cacheLoadedRelationResult($entity, $relation, $value, $this); |
|
195 | - } |
|
196 | - } |
|
197 | - |
|
198 | - return $entities; |
|
199 | - } |
|
200 | - |
|
201 | - /** |
|
202 | - * Build model dictionary keyed by the relation's foreign key. |
|
203 | - * |
|
204 | - * @param EntityCollection $results |
|
205 | - * @return array |
|
206 | - */ |
|
207 | - protected function buildDictionary(EntityCollection $results) |
|
208 | - { |
|
209 | - $dictionary = []; |
|
210 | - |
|
211 | - $foreign = $this->firstKey; |
|
212 | - |
|
213 | - // First we will create a dictionary of entities keyed by the foreign key of the |
|
214 | - // relationship as this will allow us to quickly access all of the related |
|
215 | - // entities without having to do nested looping which will be quite slow. |
|
216 | - foreach ($results as $result) { |
|
217 | - $dictionary[$result->{$foreign}][] = $result; |
|
218 | - } |
|
219 | - |
|
220 | - return $dictionary; |
|
221 | - } |
|
222 | - |
|
223 | - /** |
|
224 | - * Get the results of the relationship. |
|
225 | - * |
|
226 | - * @param $relation |
|
227 | - * @return EntityCollection |
|
228 | - */ |
|
229 | - public function getResults($relation) |
|
230 | - { |
|
231 | - $results = $this->query->get(); |
|
232 | - |
|
233 | - $this->cacheRelation($results, $relation); |
|
234 | - |
|
235 | - return $results; |
|
236 | - } |
|
237 | - |
|
238 | - /** |
|
239 | - * Execute the query as a "select" statement. |
|
240 | - * |
|
241 | - * @param array $columns |
|
242 | - * @return EntityCollection |
|
243 | - */ |
|
244 | - public function get($columns = ['*']) |
|
245 | - { |
|
246 | - // First we'll add the proper select columns onto the query so it is run with |
|
247 | - // the proper columns. Then, we will get the results and hydrate out pivot |
|
248 | - // entities with the result of those columns as a separate model relation. |
|
249 | - $select = $this->getSelectColumns($columns); |
|
250 | - |
|
251 | - $entities = $this->query->addSelect($select)->getEntities(); |
|
252 | - |
|
253 | - // If we actually found entities we will also eager load any relationships that |
|
254 | - // have been specified as needing to be eager loaded. This will solve the |
|
255 | - // n + 1 query problem for the developer and also increase performance. |
|
256 | - if (count($entities) > 0) { |
|
257 | - $entities = $this->query->eagerLoadRelations($entities); |
|
258 | - } |
|
259 | - |
|
260 | - return $this->relatedMap->newCollection($entities); |
|
261 | - } |
|
262 | - |
|
263 | - /** |
|
264 | - * Set the select clause for the relation query. |
|
265 | - * |
|
266 | - * @param array $columns |
|
267 | - * @return BelongsToMany |
|
268 | - */ |
|
269 | - protected function getSelectColumns(array $columns = ['*']) |
|
270 | - { |
|
271 | - if ($columns == ['*']) { |
|
272 | - $columns = [$this->relatedMap->getTable() . '.*']; |
|
273 | - } |
|
274 | - |
|
275 | - return array_merge($columns, [$this->parentMap->getTable() . '.' . $this->firstKey]); |
|
276 | - } |
|
277 | - |
|
278 | - /** |
|
279 | - * Get a paginator for the "select" statement. |
|
280 | - * |
|
281 | - * @param int $perPage |
|
282 | - * @param array $columns |
|
283 | - * @return \Illuminate\Pagination\LengthAwarePaginator |
|
284 | - */ |
|
285 | - public function paginate($perPage = null, $columns = ['*']) |
|
286 | - { |
|
287 | - $this->query->addSelect($this->getSelectColumns($columns)); |
|
288 | - |
|
289 | - return $this->query->paginate($perPage, $columns); |
|
290 | - } |
|
291 | - |
|
292 | - /** |
|
293 | - * Get the key name of the parent model. |
|
294 | - * |
|
295 | - * @return string |
|
296 | - */ |
|
297 | - protected function getQualifiedParentKeyName() |
|
298 | - { |
|
299 | - return $this->parentMap->getQualifiedKeyName(); |
|
300 | - } |
|
301 | - |
|
302 | - /** |
|
303 | - * Get the key for comparing against the parent key in "has" query. |
|
304 | - * |
|
305 | - * @return string |
|
306 | - */ |
|
307 | - public function getHasCompareKey() |
|
308 | - { |
|
309 | - return $this->farParentMap->getQualifiedKeyName(); |
|
310 | - } |
|
311 | - |
|
312 | - /** |
|
313 | - * Run synchronization content if needed by the |
|
314 | - * relation type. |
|
315 | - * |
|
316 | - * @param array $actualContent |
|
317 | - * @return void |
|
318 | - */ |
|
319 | - public function sync(array $entities) |
|
320 | - { |
|
321 | - // N/A |
|
322 | - } |
|
12 | + /** |
|
13 | + * The distance parent Entity instance. |
|
14 | + * |
|
15 | + * @var \Analogue\ORM\Entity |
|
16 | + */ |
|
17 | + protected $farParent; |
|
18 | + |
|
19 | + /** |
|
20 | + * The far parent map instance |
|
21 | + * |
|
22 | + * @var \Analogue\ORM\EntityMap |
|
23 | + */ |
|
24 | + protected $farParentMap; |
|
25 | + |
|
26 | + /** |
|
27 | + * The near key on the relationship. |
|
28 | + * |
|
29 | + * @var string |
|
30 | + */ |
|
31 | + protected $firstKey; |
|
32 | + |
|
33 | + /** |
|
34 | + * The far key on the relationship. |
|
35 | + * |
|
36 | + * @var string |
|
37 | + */ |
|
38 | + protected $secondKey; |
|
39 | + |
|
40 | + /** |
|
41 | + * Create a new has many relationship instance. |
|
42 | + * |
|
43 | + * @param Mapper $mapper |
|
44 | + * @param \Analogue\ORM\Mappable $farParent |
|
45 | + * @param \Analogue\ORM\EntityMap $parentMap |
|
46 | + * @param string $firstKey |
|
47 | + * @param string $secondKey |
|
48 | + * @throws \Analogue\ORM\Exceptions\MappingException |
|
49 | + */ |
|
50 | + public function __construct(Mapper $mapper, $farParent, $parentMap, $firstKey, $secondKey) |
|
51 | + { |
|
52 | + $this->firstKey = $firstKey; |
|
53 | + $this->secondKey = $secondKey; |
|
54 | + $this->farParent = $farParent; |
|
55 | + |
|
56 | + $this->farParentMap = $this->relatedMapper->getManager()->mapper($farParent)->getEntityMap(); |
|
57 | + |
|
58 | + $parentInstance = $this->relatedMapper->getManager()->mapper($parentMap->getClass())->newInstance(); |
|
59 | + |
|
60 | + parent::__construct($mapper, $parentInstance); |
|
61 | + } |
|
62 | + |
|
63 | + /** |
|
64 | + * @param $related |
|
65 | + * @return mixed |
|
66 | + */ |
|
67 | + public function attachTo($related) |
|
68 | + { |
|
69 | + // N/A |
|
70 | + } |
|
71 | + |
|
72 | + /** |
|
73 | + * @param $related |
|
74 | + * @return mixed |
|
75 | + */ |
|
76 | + public function detachFrom($related) |
|
77 | + { |
|
78 | + // N/A |
|
79 | + } |
|
80 | + |
|
81 | + /** |
|
82 | + * Set the base constraints on the relation query. |
|
83 | + * |
|
84 | + * @return void |
|
85 | + */ |
|
86 | + public function addConstraints() |
|
87 | + { |
|
88 | + $parentTable = $this->parentMap->getTable(); |
|
89 | + |
|
90 | + $this->setJoin(); |
|
91 | + |
|
92 | + if (static::$constraints) { |
|
93 | + $farParentKeyName = $this->farParentMap->getKeyName(); |
|
94 | + |
|
95 | + $this->query->where( |
|
96 | + $parentTable . '.' . $this->firstKey, |
|
97 | + '=', |
|
98 | + $this->farParent->getEntityAttribute($farParentKeyName) |
|
99 | + ); |
|
100 | + } |
|
101 | + } |
|
102 | + |
|
103 | + /** |
|
104 | + * Add the constraints for a relationship count query. |
|
105 | + * |
|
106 | + * @param Query $query |
|
107 | + * @param Query $parent |
|
108 | + * @return Query |
|
109 | + */ |
|
110 | + public function getRelationCountQuery(Query $query, Query $parent) |
|
111 | + { |
|
112 | + $parentTable = $this->parentMap->getTable(); |
|
113 | + |
|
114 | + $this->setJoin($query); |
|
115 | + |
|
116 | + $query->select(new Expression('count(*)')); |
|
117 | + |
|
118 | + $key = $this->wrap($parentTable . '.' . $this->firstKey); |
|
119 | + |
|
120 | + return $query->where($this->getHasCompareKey(), '=', new Expression($key)); |
|
121 | + } |
|
122 | + |
|
123 | + /** |
|
124 | + * Set the join clause on the query. |
|
125 | + * |
|
126 | + * @param null|Query $query |
|
127 | + * @return void |
|
128 | + */ |
|
129 | + protected function setJoin(Query $query = null) |
|
130 | + { |
|
131 | + $query = $query ?: $this->query; |
|
132 | + |
|
133 | + $foreignKey = $this->relatedMap->getTable() . '.' . $this->secondKey; |
|
134 | + |
|
135 | + $query->join($this->parentMap->getTable(), $this->getQualifiedParentKeyName(), '=', $foreignKey); |
|
136 | + } |
|
137 | + |
|
138 | + /** |
|
139 | + * Set the constraints for an eager load of the relation. |
|
140 | + * |
|
141 | + * @param array $entities |
|
142 | + * @return void |
|
143 | + */ |
|
144 | + public function addEagerConstraints(array $entities) |
|
145 | + { |
|
146 | + $table = $this->parentMap->getTable(); |
|
147 | + |
|
148 | + $this->query->whereIn($table . '.' . $this->firstKey, $this->getKeys($entities)); |
|
149 | + } |
|
150 | + |
|
151 | + /** |
|
152 | + * Initialize the relation on a set of entities. |
|
153 | + * |
|
154 | + * @param \Analogue\ORM\Entity[] $entities |
|
155 | + * @param string $relation |
|
156 | + * @return \Analogue\ORM\Entity[] |
|
157 | + */ |
|
158 | + public function initRelation(array $entities, $relation) |
|
159 | + { |
|
160 | + foreach ($entities as $entity) { |
|
161 | + $entity->setEntityAttribute($relation, $this->relatedMap->newCollection()); |
|
162 | + } |
|
163 | + |
|
164 | + return $entities; |
|
165 | + } |
|
166 | + |
|
167 | + /** |
|
168 | + * Match the eagerly loaded results to their parents. |
|
169 | + * |
|
170 | + * @param \Analogue\ORM\Entity[] $entities |
|
171 | + * @param EntityCollection $results |
|
172 | + * @param string $relation |
|
173 | + * @return \Analogue\ORM\Entity[] |
|
174 | + */ |
|
175 | + public function match(array $entities, EntityCollection $results, $relation) |
|
176 | + { |
|
177 | + $dictionary = $this->buildDictionary($results); |
|
178 | + |
|
179 | + $relatedKey = $this->relatedMap->getKeyName(); |
|
180 | + |
|
181 | + $cache = $this->parentMapper->getEntityCache(); |
|
182 | + |
|
183 | + // Once we have the dictionary we can simply spin through the parent entities to |
|
184 | + // link them up with their children using the keyed dictionary to make the |
|
185 | + // matching very convenient and easy work. Then we'll just return them. |
|
186 | + foreach ($entities as $entity) { |
|
187 | + $key = $entity->getEntityAttribute($relatedKey); |
|
188 | + |
|
189 | + if (isset($dictionary[$key])) { |
|
190 | + $value = $this->relatedMap->newCollection($dictionary[$key]); |
|
191 | + |
|
192 | + $entity->setEntityAttribute($relation, $value); |
|
193 | + |
|
194 | + $cache->cacheLoadedRelationResult($entity, $relation, $value, $this); |
|
195 | + } |
|
196 | + } |
|
197 | + |
|
198 | + return $entities; |
|
199 | + } |
|
200 | + |
|
201 | + /** |
|
202 | + * Build model dictionary keyed by the relation's foreign key. |
|
203 | + * |
|
204 | + * @param EntityCollection $results |
|
205 | + * @return array |
|
206 | + */ |
|
207 | + protected function buildDictionary(EntityCollection $results) |
|
208 | + { |
|
209 | + $dictionary = []; |
|
210 | + |
|
211 | + $foreign = $this->firstKey; |
|
212 | + |
|
213 | + // First we will create a dictionary of entities keyed by the foreign key of the |
|
214 | + // relationship as this will allow us to quickly access all of the related |
|
215 | + // entities without having to do nested looping which will be quite slow. |
|
216 | + foreach ($results as $result) { |
|
217 | + $dictionary[$result->{$foreign}][] = $result; |
|
218 | + } |
|
219 | + |
|
220 | + return $dictionary; |
|
221 | + } |
|
222 | + |
|
223 | + /** |
|
224 | + * Get the results of the relationship. |
|
225 | + * |
|
226 | + * @param $relation |
|
227 | + * @return EntityCollection |
|
228 | + */ |
|
229 | + public function getResults($relation) |
|
230 | + { |
|
231 | + $results = $this->query->get(); |
|
232 | + |
|
233 | + $this->cacheRelation($results, $relation); |
|
234 | + |
|
235 | + return $results; |
|
236 | + } |
|
237 | + |
|
238 | + /** |
|
239 | + * Execute the query as a "select" statement. |
|
240 | + * |
|
241 | + * @param array $columns |
|
242 | + * @return EntityCollection |
|
243 | + */ |
|
244 | + public function get($columns = ['*']) |
|
245 | + { |
|
246 | + // First we'll add the proper select columns onto the query so it is run with |
|
247 | + // the proper columns. Then, we will get the results and hydrate out pivot |
|
248 | + // entities with the result of those columns as a separate model relation. |
|
249 | + $select = $this->getSelectColumns($columns); |
|
250 | + |
|
251 | + $entities = $this->query->addSelect($select)->getEntities(); |
|
252 | + |
|
253 | + // If we actually found entities we will also eager load any relationships that |
|
254 | + // have been specified as needing to be eager loaded. This will solve the |
|
255 | + // n + 1 query problem for the developer and also increase performance. |
|
256 | + if (count($entities) > 0) { |
|
257 | + $entities = $this->query->eagerLoadRelations($entities); |
|
258 | + } |
|
259 | + |
|
260 | + return $this->relatedMap->newCollection($entities); |
|
261 | + } |
|
262 | + |
|
263 | + /** |
|
264 | + * Set the select clause for the relation query. |
|
265 | + * |
|
266 | + * @param array $columns |
|
267 | + * @return BelongsToMany |
|
268 | + */ |
|
269 | + protected function getSelectColumns(array $columns = ['*']) |
|
270 | + { |
|
271 | + if ($columns == ['*']) { |
|
272 | + $columns = [$this->relatedMap->getTable() . '.*']; |
|
273 | + } |
|
274 | + |
|
275 | + return array_merge($columns, [$this->parentMap->getTable() . '.' . $this->firstKey]); |
|
276 | + } |
|
277 | + |
|
278 | + /** |
|
279 | + * Get a paginator for the "select" statement. |
|
280 | + * |
|
281 | + * @param int $perPage |
|
282 | + * @param array $columns |
|
283 | + * @return \Illuminate\Pagination\LengthAwarePaginator |
|
284 | + */ |
|
285 | + public function paginate($perPage = null, $columns = ['*']) |
|
286 | + { |
|
287 | + $this->query->addSelect($this->getSelectColumns($columns)); |
|
288 | + |
|
289 | + return $this->query->paginate($perPage, $columns); |
|
290 | + } |
|
291 | + |
|
292 | + /** |
|
293 | + * Get the key name of the parent model. |
|
294 | + * |
|
295 | + * @return string |
|
296 | + */ |
|
297 | + protected function getQualifiedParentKeyName() |
|
298 | + { |
|
299 | + return $this->parentMap->getQualifiedKeyName(); |
|
300 | + } |
|
301 | + |
|
302 | + /** |
|
303 | + * Get the key for comparing against the parent key in "has" query. |
|
304 | + * |
|
305 | + * @return string |
|
306 | + */ |
|
307 | + public function getHasCompareKey() |
|
308 | + { |
|
309 | + return $this->farParentMap->getQualifiedKeyName(); |
|
310 | + } |
|
311 | + |
|
312 | + /** |
|
313 | + * Run synchronization content if needed by the |
|
314 | + * relation type. |
|
315 | + * |
|
316 | + * @param array $actualContent |
|
317 | + * @return void |
|
318 | + */ |
|
319 | + public function sync(array $entities) |
|
320 | + { |
|
321 | + // N/A |
|
322 | + } |
|
323 | 323 | } |