Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
1 | <?php |
||
37 | class Query extends \Doctrine\MongoDB\Query\Query |
||
38 | { |
||
39 | const HINT_REFRESH = 1; |
||
40 | const HINT_SLAVE_OKAY = 2; |
||
41 | const HINT_READ_PREFERENCE = 3; |
||
42 | const HINT_READ_PREFERENCE_TAGS = 4; |
||
43 | const HINT_READ_ONLY = 5; |
||
44 | |||
45 | /** |
||
46 | * The DocumentManager instance. |
||
47 | * |
||
48 | * @var DocumentManager |
||
49 | */ |
||
50 | private $dm; |
||
51 | |||
52 | /** |
||
53 | * The ClassMetadata instance. |
||
54 | * |
||
55 | * @var ClassMetadata |
||
56 | */ |
||
57 | private $class; |
||
58 | |||
59 | /** |
||
60 | * Whether to hydrate results as document class instances. |
||
61 | * |
||
62 | * @var boolean |
||
63 | */ |
||
64 | private $hydrate = true; |
||
65 | |||
66 | /** |
||
67 | * Array of primer Closure instances. |
||
68 | * |
||
69 | * @var array |
||
70 | */ |
||
71 | private $primers = array(); |
||
72 | |||
73 | /** |
||
74 | * Whether or not to require indexes. |
||
75 | * |
||
76 | * @var boolean |
||
77 | */ |
||
78 | private $requireIndexes; |
||
79 | |||
80 | /** |
||
81 | * Hints for UnitOfWork behavior. |
||
82 | * |
||
83 | * @var array |
||
84 | */ |
||
85 | private $unitOfWorkHints = array(); |
||
86 | |||
87 | /** |
||
88 | * Constructor. |
||
89 | * |
||
90 | * Please note that $requireIndexes was deprecated in 1.2 and will be removed in 2.0 |
||
91 | * |
||
92 | * @param DocumentManager $dm |
||
93 | * @param ClassMetadata $class |
||
94 | * @param Collection $collection |
||
95 | * @param array $query |
||
96 | * @param array $options |
||
97 | * @param boolean $hydrate |
||
98 | * @param boolean $refresh |
||
99 | * @param array $primers |
||
100 | * @param null $requireIndexes deprecated |
||
101 | * @param boolean $readOnly |
||
102 | */ |
||
103 | 200 | public function __construct(DocumentManager $dm, ClassMetadata $class, Collection $collection, array $query = array(), array $options = array(), $hydrate = true, $refresh = false, array $primers = array(), $requireIndexes = null, $readOnly = false) |
|
104 | { |
||
105 | 200 | $primers = array_filter($primers); |
|
106 | |||
107 | 200 | if ( ! empty($primers)) { |
|
108 | 23 | $query['eagerCursor'] = true; |
|
109 | } |
||
110 | |||
111 | 200 | if ( ! empty($query['eagerCursor'])) { |
|
112 | 24 | $query['useIdentifierKeys'] = false; |
|
113 | } |
||
114 | |||
115 | 200 | parent::__construct($collection, $query, $options); |
|
116 | 200 | $this->dm = $dm; |
|
117 | 200 | $this->class = $class; |
|
118 | 200 | $this->hydrate = $hydrate; |
|
119 | 200 | $this->primers = $primers; |
|
120 | 200 | $this->requireIndexes = $requireIndexes; |
|
121 | |||
122 | 200 | $this->setReadOnly($readOnly); |
|
123 | 200 | $this->setRefresh($refresh); |
|
124 | |||
125 | 200 | if (isset($query['slaveOkay'])) { |
|
126 | 4 | $this->unitOfWorkHints[self::HINT_SLAVE_OKAY] = $query['slaveOkay']; |
|
127 | } |
||
128 | |||
129 | 200 | if (isset($query['readPreference'])) { |
|
130 | 3 | $this->unitOfWorkHints[self::HINT_READ_PREFERENCE] = $query['readPreference']; |
|
131 | 3 | $this->unitOfWorkHints[self::HINT_READ_PREFERENCE_TAGS] = $query['readPreferenceTags']; |
|
132 | } |
||
133 | 200 | } |
|
134 | |||
135 | /** |
||
136 | * Gets the DocumentManager instance. |
||
137 | * |
||
138 | * @return DocumentManager $dm |
||
139 | */ |
||
140 | public function getDocumentManager() |
||
141 | { |
||
142 | return $this->dm; |
||
143 | } |
||
144 | |||
145 | /** |
||
146 | * Gets the ClassMetadata instance. |
||
147 | * |
||
148 | * @return ClassMetadata $class |
||
149 | */ |
||
150 | public function getClass() |
||
151 | { |
||
152 | return $this->class; |
||
153 | } |
||
154 | |||
155 | /** |
||
156 | * Sets whether or not to hydrate the documents to objects. |
||
157 | * |
||
158 | * @param boolean $hydrate |
||
159 | */ |
||
160 | public function setHydrate($hydrate) |
||
161 | { |
||
162 | $this->hydrate = (boolean) $hydrate; |
||
163 | } |
||
164 | |||
165 | /** |
||
166 | * Set whether documents should be registered in UnitOfWork. If document would |
||
167 | * already be managed it will be left intact and new instance returned. |
||
168 | * |
||
169 | * This option has no effect if hydration is disabled. |
||
170 | * |
||
171 | * @param boolean $readOnly |
||
172 | */ |
||
173 | 200 | public function setReadOnly($readOnly) |
|
174 | { |
||
175 | 200 | $this->unitOfWorkHints[Query::HINT_READ_ONLY] = (boolean) $readOnly; |
|
176 | 200 | } |
|
177 | |||
178 | /** |
||
179 | * Set whether to refresh hydrated documents that are already in the |
||
180 | * identity map. |
||
181 | * |
||
182 | * This option has no effect if hydration is disabled. |
||
183 | * |
||
184 | * @param boolean $refresh |
||
185 | */ |
||
186 | 200 | public function setRefresh($refresh) |
|
190 | |||
191 | /** |
||
192 | * Gets the fields involved in this query. |
||
193 | * |
||
194 | * @return array $fields An array of fields names used in this query. |
||
195 | * |
||
196 | * @deprecated method was deprecated in 1.2 and will be removed in 2.0 |
||
197 | */ |
||
198 | 22 | public function getFieldsInQuery() |
|
210 | |||
211 | /** |
||
212 | * Check if this query is indexed. |
||
213 | * |
||
214 | * @return bool |
||
215 | * |
||
216 | * @deprecated method was deprecated in 1.2 and will be removed in 2.0 |
||
217 | */ |
||
218 | 8 | public function isIndexed() |
|
232 | |||
233 | /** |
||
234 | * Gets an array of the unindexed fields in this query. |
||
235 | * |
||
236 | * @return array |
||
237 | * |
||
238 | * @deprecated method was deprecated in 1.2 and will be removed in 2.0 |
||
239 | */ |
||
240 | 6 | public function getUnindexedFields() |
|
255 | |||
256 | /** |
||
257 | * Execute the query and returns the results. |
||
258 | * |
||
259 | * @throws \Doctrine\ODM\MongoDB\MongoDBException |
||
260 | * @return mixed |
||
261 | */ |
||
262 | 154 | public function execute() |
|
315 | |||
316 | /** |
||
317 | * Prepare the Cursor returned by {@link Query::execute()}. |
||
318 | * |
||
319 | * This method will wrap the base Cursor with an ODM Cursor or EagerCursor, |
||
320 | * and set the hydrate option and UnitOfWork hints. This occurs in addition |
||
321 | * to any preparation done by the base Query class. |
||
322 | * |
||
323 | * @see \Doctrine\MongoDB\Cursor::prepareCursor() |
||
324 | * @param BaseCursor $cursor |
||
325 | * @return CursorInterface |
||
326 | */ |
||
327 | 133 | protected function prepareCursor(BaseCursor $cursor) |
|
345 | |||
346 | /** |
||
347 | * Return whether queries on this document should require indexes. |
||
348 | * |
||
349 | * @return boolean |
||
350 | */ |
||
351 | 154 | private function isIndexRequired() |
|
355 | } |
||
356 |
If you suppress an error, we recommend checking for the error condition explicitly: