|
1
|
|
|
<?php |
|
2
|
|
|
namespace micro\orm; |
|
3
|
|
|
use micro\annotations\ManyToManyParser; |
|
4
|
|
|
use micro\db\SqlUtils; |
|
5
|
|
|
use micro\db\Database; |
|
6
|
|
|
use micro\log\Logger; |
|
7
|
|
|
|
|
8
|
|
|
/** |
|
9
|
|
|
* Classe passerelle entre base de données et modèle objet |
|
10
|
|
|
* @author jc |
|
11
|
|
|
* @version 1.0.0.4 |
|
12
|
|
|
* @package orm |
|
13
|
|
|
*/ |
|
14
|
|
|
class DAO { |
|
15
|
|
|
public static $db; |
|
16
|
|
|
private static $objects; |
|
17
|
|
|
|
|
18
|
|
|
private static function getObjects(){ |
|
19
|
|
|
if(is_null(self::$objects)){ |
|
20
|
|
|
self::$objects=array(); |
|
21
|
|
|
Logger::log("getObjects","Instanciation de Objects"); |
|
22
|
|
|
} |
|
23
|
|
|
return self::$objects; |
|
24
|
|
|
} |
|
25
|
|
|
|
|
26
|
|
|
private static function getInstanceIdInObjects($instance){ |
|
27
|
|
|
$condition=self::getCondition(OrmUtils::getKeyFieldsAndValues($instance)); |
|
28
|
|
|
$condition=preg_replace('/\s|\'+/', '', $condition); |
|
29
|
|
|
return get_class($instance)."#".$condition; |
|
30
|
|
|
} |
|
31
|
|
|
|
|
32
|
|
|
private static function getCondition($keyValues){ |
|
33
|
|
|
$retArray=array(); |
|
34
|
|
|
if(is_array($keyValues)){ |
|
35
|
|
|
foreach ($keyValues as $key=>$value){ |
|
36
|
|
|
$retArray[]="`".$key."` = '".$value."'"; |
|
37
|
|
|
} |
|
38
|
|
|
$condition=implode(" AND ", $retArray); |
|
39
|
|
|
}else |
|
40
|
|
|
$condition=$keyValues; |
|
41
|
|
|
return $condition; |
|
42
|
|
|
} |
|
43
|
|
|
|
|
44
|
|
|
private static function addInstanceInObjects($instance){ |
|
45
|
|
|
self::getObjects(); |
|
46
|
|
|
self::$objects[self::getInstanceIdInObjects($instance)]=$instance; |
|
47
|
|
|
} |
|
48
|
|
|
|
|
49
|
|
|
private static function getInstanceInObjects($className,$keyValue){ |
|
50
|
|
|
$objects=self::getObjects(); |
|
51
|
|
|
$condition=self::getCondition($keyValue); |
|
52
|
|
|
$condition=preg_replace('/\s|\'+/', '', $condition); |
|
53
|
|
|
$key=$className."#".$condition; |
|
54
|
|
|
if(array_key_exists($key,$objects)){ |
|
55
|
|
|
Logger::log("getInstanceInObjects", "Récupération d'une instance de ".$className."(".$condition.") dans objects"); |
|
56
|
|
|
return $objects[$key]; |
|
57
|
|
|
} |
|
58
|
|
|
return null; |
|
59
|
|
|
} |
|
60
|
|
|
|
|
61
|
|
|
/** |
|
62
|
|
|
* Charge les membres associés à $instance par une relation de type ManyToOne |
|
63
|
|
|
* @param object $instance |
|
64
|
|
|
* @param array $keyValues |
|
65
|
|
|
* @param array $members |
|
66
|
|
|
*/ |
|
67
|
|
|
private static function getOneManyToOne($instance,$keyValues,$members){ |
|
68
|
|
|
$class=get_class($instance); |
|
69
|
|
|
foreach ($members as $member){ |
|
70
|
|
|
$annot=Reflexion::getAnnotationMember($class, $member->getName(), "JoinColumn"); |
|
71
|
|
|
if($annot!==false){ |
|
72
|
|
|
reset($keyValues); |
|
73
|
|
|
if($annot->name==key($keyValues)){ |
|
74
|
|
|
$key=OrmUtils::getFirstKey($annot->className); |
|
75
|
|
|
$kv=array($key=>$keyValues[$annot->name]); |
|
76
|
|
|
|
|
77
|
|
|
$obj=self::getOne($annot->className, $kv,false); |
|
78
|
|
|
if($obj!==null){ |
|
79
|
|
|
Logger::log("getOneManyToOne", "Chargement de ".$member->getName()." pour l'objet ".$class); |
|
80
|
|
|
$accesseur="set".ucfirst($member->getName()); |
|
81
|
|
|
if(method_exists($instance,$accesseur)){ |
|
82
|
|
|
$instance->$accesseur($obj); |
|
83
|
|
|
return; |
|
84
|
|
|
} |
|
85
|
|
|
} |
|
86
|
|
|
} |
|
87
|
|
|
} |
|
88
|
|
|
} |
|
89
|
|
|
} |
|
90
|
|
|
|
|
91
|
|
|
/** |
|
92
|
|
|
* Affecte/charge les enregistrements fils dans le membre $member de $instance. |
|
93
|
|
|
* Si $array est null, les fils sont chargés depuis la base de données |
|
94
|
|
|
* @param object $instance |
|
95
|
|
|
* @param string $member Membre sur lequel doit être présent une annotation OneToMany |
|
96
|
|
|
* @param array $array paramètre facultatif contenant la liste des fils possibles |
|
97
|
|
|
*/ |
|
98
|
|
|
public static function getOneToMany($instance,$member,$array=null){ |
|
99
|
|
|
$ret=array(); |
|
100
|
|
|
$class=get_class($instance); |
|
101
|
|
|
$annot=Reflexion::getAnnotationMember($class, $member, "OneToMany"); |
|
102
|
|
|
if($annot!==false){ |
|
103
|
|
|
$fk=Reflexion::getAnnotationMember($annot->className, $annot->mappedBy, "JoinColumn"); |
|
104
|
|
|
$fkv=OrmUtils::getFirstKeyValue($instance); |
|
105
|
|
|
if(is_null($array)){ |
|
106
|
|
|
$ret=self::getAll($annot->className,$fk->name."='".$fkv."'"); |
|
107
|
|
|
} |
|
108
|
|
|
else{ |
|
109
|
|
|
$elementAccessor="get".ucfirst($annot->mappedBy); |
|
110
|
|
|
foreach ($array as $element){ |
|
111
|
|
|
$elementRef=$element->$elementAccessor(); |
|
112
|
|
|
if(!is_null($elementRef)){ |
|
113
|
|
|
$idElementRef=OrmUtils::getFirstKeyValue($elementRef); |
|
114
|
|
|
if($idElementRef==$fkv) |
|
115
|
|
|
$ret[]=$element; |
|
116
|
|
|
} |
|
117
|
|
|
} |
|
118
|
|
|
} |
|
119
|
|
|
self::setToMember($member, $instance, $ret, $class, "getOneToMany"); |
|
120
|
|
|
} |
|
121
|
|
|
return $ret; |
|
122
|
|
|
} |
|
123
|
|
|
|
|
124
|
|
|
private static function setToMember($member,$instance,$value,$class,$part){ |
|
125
|
|
|
$accessor="set".ucfirst($member); |
|
126
|
|
|
if(method_exists($instance,$accessor)){ |
|
127
|
|
|
Logger::log($part, "Affectation de ".$member." pour l'objet ".$class); |
|
128
|
|
|
$instance->$accessor($value); |
|
129
|
|
|
}else{ |
|
130
|
|
|
Logger::warn($part, "L'accesseur ".$accessor." est manquant pour ".$class); |
|
131
|
|
|
} |
|
132
|
|
|
} |
|
133
|
|
|
/** |
|
134
|
|
|
* @param object $instance |
|
135
|
|
|
* @param ManyToManyParser $parser |
|
136
|
|
|
* @return PDOStatement |
|
137
|
|
|
*/ |
|
138
|
|
|
private static function getSQLForJoinTable($instance,ManyToManyParser $parser){ |
|
139
|
|
|
$accessor="get".ucfirst($parser->getPk()); |
|
140
|
|
|
$sql="SELECT * FROM `".$parser->getJoinTable()."` WHERE `".$parser->getMyFkField()."`='".$instance->$accessor()."'"; |
|
141
|
|
|
Logger::log("ManyToMany", "Exécution de ".$sql); |
|
142
|
|
|
return self::$db->query($sql); |
|
143
|
|
|
} |
|
144
|
|
|
/** |
|
145
|
|
|
* Affecte/charge les enregistrements fils dans le membre $member de $instance. |
|
146
|
|
|
* Si $array est null, les fils sont chargés depuis la base de données |
|
147
|
|
|
* @param object $instance |
|
148
|
|
|
* @param string $member Membre sur lequel doit être présent une annotation OneToMany |
|
149
|
|
|
* @param array $array paramètre facultatif contenant la liste des fils possibles |
|
150
|
|
|
*/ |
|
151
|
|
|
public static function getManyToMany($instance,$member,$array=null){ |
|
152
|
|
|
$ret=array(); |
|
153
|
|
|
$class=get_class($instance); |
|
154
|
|
|
$parser=new ManyToManyParser($instance, $member); |
|
155
|
|
|
if($parser->init()){ |
|
156
|
|
|
$joinTableCursor=self::getSQLForJoinTable($instance,$parser); |
|
157
|
|
|
if(is_null($array)){ |
|
158
|
|
|
foreach($joinTableCursor as $row){ |
|
159
|
|
|
$fkv=$row[$parser->getFkField()]; |
|
160
|
|
|
$tmp=self::getOne($parser->getTargetEntity(),"`".$parser->getPk()."`='".$fkv."'"); |
|
161
|
|
|
array_push($ret,$tmp); |
|
162
|
|
|
} |
|
163
|
|
|
} |
|
164
|
|
|
else{ |
|
165
|
|
|
$continue=true; |
|
166
|
|
|
$accessorToMember="get".ucfirst($parser->getInversedBy()); |
|
167
|
|
|
$myPkAccessor="get".ucfirst($parser->getMyPk()); |
|
168
|
|
|
|
|
169
|
|
|
if(!method_exists($instance, $myPkAccessor)){ |
|
170
|
|
|
Logger::warn("ManyToMany", "L'accesseur au membre clé primaire ".$myPkAccessor." est manquant pour ".$class); |
|
171
|
|
|
} |
|
172
|
|
|
if(count($array)>0) |
|
173
|
|
|
$continue=method_exists($array[0], $accessorToMember); |
|
174
|
|
|
if($continue){ |
|
175
|
|
|
foreach($joinTableCursor as $row){ |
|
176
|
|
|
$fkv=$row[$parser->getFkField()]; |
|
|
|
|
|
|
177
|
|
|
foreach($array as $targetEntityInstance){ |
|
178
|
|
|
$instances=$targetEntityInstance->$accessorToMember(); |
|
179
|
|
|
if(is_array($instances)){ |
|
180
|
|
|
foreach ($instances as $inst){ |
|
181
|
|
|
if($inst->$myPkAccessor==$instance->$myPkAccessor) |
|
182
|
|
|
array_push($array, $targetEntityInstance); |
|
183
|
|
|
} |
|
184
|
|
|
} |
|
185
|
|
|
} |
|
186
|
|
|
} |
|
187
|
|
|
}else{ |
|
188
|
|
|
Logger::warn("ManyToMany", "L'accesseur au membre ".$parser->getInversedBy()." est manquant pour ".$parser->getTargetEntity()); |
|
189
|
|
|
} |
|
190
|
|
|
} |
|
191
|
|
|
self::setToMember($member, $instance, $ret, $class, "getManyToMany"); |
|
192
|
|
|
} |
|
193
|
|
|
return $ret; |
|
194
|
|
|
} |
|
195
|
|
|
/** |
|
196
|
|
|
* Retourne un tableau d'objets de $className depuis la base de données |
|
197
|
|
|
* @param string $className nom de la classe du model à charger |
|
198
|
|
|
* @param string $condition Partie suivant le WHERE d'une instruction SQL |
|
199
|
|
|
* @return array |
|
200
|
|
|
*/ |
|
201
|
|
|
public static function getAll($className,$condition='',$loadManyToOne=true){ |
|
202
|
|
|
$objects=array(); |
|
203
|
|
|
$membersManyToOne=Reflexion::getMembersWithAnnotation($className, "ManyToOne"); |
|
204
|
|
|
$tableName=OrmUtils::getTableName($className); |
|
205
|
|
|
if($condition!='') |
|
206
|
|
|
$condition=" WHERE ".$condition; |
|
207
|
|
|
$query=self::$db->query("SELECT * FROM ".$tableName.$condition); |
|
208
|
|
|
Logger::log("getAll","SELECT * FROM ".$tableName.$condition); |
|
209
|
|
|
foreach ($query as $row){ |
|
210
|
|
|
//Pour chaque enregistrement : instanciation d'un objet |
|
211
|
|
|
$o=new $className(); |
|
212
|
|
|
$objects[]=$o; |
|
213
|
|
|
foreach ($row as $k=>$v){ |
|
214
|
|
|
//Modificateur et test de son existance |
|
215
|
|
|
if(!is_numeric($k)){ |
|
216
|
|
|
$accesseur="set".ucfirst($k); |
|
217
|
|
|
if(method_exists($o,$accesseur)){ |
|
218
|
|
|
$o->$accesseur($v); |
|
219
|
|
|
} |
|
220
|
|
|
if($loadManyToOne===true && OrmUtils::isMemberInManyToOne($className,$membersManyToOne, $k)) { |
|
221
|
|
|
self::getOneManyToOne($o, array($k=>$v), $membersManyToOne); |
|
222
|
|
|
} |
|
223
|
|
|
} |
|
224
|
|
|
} |
|
225
|
|
|
self::addInstanceInObjects($o); |
|
226
|
|
|
} |
|
227
|
|
|
return $objects; |
|
228
|
|
|
} |
|
229
|
|
|
/** |
|
230
|
|
|
* Retourne le nombre d'objets de $className depuis la base de données respectant la condition éventuellement passée en paramètre |
|
231
|
|
|
* @param string $className nom de la classe du model à charger |
|
232
|
|
|
* @param string $condition Partie suivant le WHERE d'une instruction SQL |
|
233
|
|
|
*/ |
|
234
|
|
|
public static function count($className,$condition=''){ |
|
235
|
|
|
$tableName=OrmUtils::getTableName($className); |
|
236
|
|
|
if($condition!='') |
|
237
|
|
|
$condition=" WHERE ".$condition; |
|
238
|
|
|
return self::$db->query("SELECT COUNT(*) FROM ".$tableName.$condition)->fetchColumn(); |
|
239
|
|
|
} |
|
240
|
|
|
|
|
241
|
|
|
/** |
|
242
|
|
|
* Retourne une instance de $className depuis la base de données, à partir des valeurs $keyValues de la clé primaire |
|
243
|
|
|
* @param String $className nom de la classe du model à charger |
|
244
|
|
|
* @param Array|string $keyValues valeurs des clés primaires ou condition |
|
245
|
|
|
*/ |
|
246
|
|
|
public static function getOne($className,$keyValues,$loadManyToOne=true){ |
|
247
|
|
|
if(!is_array($keyValues)){ |
|
248
|
|
|
if(strrpos($keyValues,"=")===false){ |
|
249
|
|
|
$keyValues="`".OrmUtils::getFirstKey($className)."`='".$keyValues."'"; |
|
250
|
|
|
}elseif ($keyValues=="") |
|
251
|
|
|
$keyValues=""; |
|
252
|
|
|
} |
|
253
|
|
|
$condition=self::getCondition($keyValues); |
|
254
|
|
|
$retour=self::getInstanceInObjects($className,$condition); |
|
255
|
|
|
if(!isset($retour)){ |
|
256
|
|
|
$retour=self::getAll($className,$condition,$loadManyToOne); |
|
257
|
|
|
if(sizeof($retour)<1) |
|
258
|
|
|
return null; |
|
259
|
|
|
else |
|
260
|
|
|
return $retour[0]; |
|
261
|
|
|
} |
|
262
|
|
|
return $retour; |
|
263
|
|
|
|
|
264
|
|
|
} |
|
265
|
|
|
|
|
266
|
|
|
/** |
|
267
|
|
|
* Supprime $instance dans la base de données |
|
268
|
|
|
* @param Classe $instance instance à supprimer |
|
269
|
|
|
*/ |
|
270
|
|
|
public static function remove($instance){ |
|
271
|
|
|
$tableName=OrmUtils::getTableName(get_class($instance)); |
|
272
|
|
|
$keyAndValues=OrmUtils::getKeyFieldsAndValues($instance); |
|
273
|
|
|
$sql="DELETE FROM ".$tableName." WHERE ".SqlUtils::getWhere($keyAndValues); |
|
274
|
|
|
Logger::log("delete", $sql); |
|
275
|
|
|
$statement=self::$db->prepareStatement($sql); |
|
276
|
|
|
foreach ($keyAndValues as $key=>$value){ |
|
277
|
|
|
self::$db->bindValueFromStatement($statement,$key,$value); |
|
278
|
|
|
} |
|
279
|
|
|
return $statement->execute(); |
|
280
|
|
|
} |
|
281
|
|
|
|
|
282
|
|
|
/** |
|
283
|
|
|
* Insère $instance dans la base de données |
|
284
|
|
|
* @param object $instance instance à insérer |
|
285
|
|
|
* @param $insertMany si vrai, sauvegarde des instances reliées à $instance par un ManyToMany |
|
286
|
|
|
*/ |
|
287
|
|
|
public static function insert($instance,$insertMany=false){ |
|
288
|
|
|
$tableName=OrmUtils::getTableName(get_class($instance)); |
|
289
|
|
|
$keyAndValues=Reflexion::getPropertiesAndValues($instance); |
|
290
|
|
|
$keyAndValues=array_merge($keyAndValues, OrmUtils::getManyToOneMembersAndValues($instance)); |
|
291
|
|
|
$sql="INSERT INTO ".$tableName."(".SqlUtils::getInsertFields($keyAndValues).") VALUES(".SqlUtils::getInsertFieldsValues($keyAndValues).")"; |
|
292
|
|
|
Logger::log("insert", $sql); |
|
293
|
|
|
Logger::log("Key and values", json_encode($keyAndValues)); |
|
294
|
|
|
$statement=self::$db->prepareStatement($sql); |
|
295
|
|
|
foreach ($keyAndValues as $key=>$value){ |
|
296
|
|
|
self::$db->bindValueFromStatement($statement,$key,$value); |
|
297
|
|
|
} |
|
298
|
|
|
$result=$statement->execute(); |
|
299
|
|
|
if($result){ |
|
300
|
|
|
$accesseurId="set".ucfirst(OrmUtils::getFirstKey(get_class($instance))); |
|
301
|
|
|
$instance->$accesseurId(self::$db->lastInserId()); |
|
302
|
|
|
if($insertMany){ |
|
303
|
|
|
self::insertOrUpdateAllManyToMany($instance); |
|
304
|
|
|
} |
|
305
|
|
|
} |
|
306
|
|
|
return $result; |
|
307
|
|
|
} |
|
308
|
|
|
|
|
309
|
|
|
/** |
|
310
|
|
|
* Met à jour les membres de $instance annotés par un ManyToMany |
|
311
|
|
|
* @param object $instance |
|
312
|
|
|
*/ |
|
313
|
|
|
public static function insertOrUpdateAllManyToMany($instance){ |
|
314
|
|
|
$members=Reflexion::getMembersWithAnnotation(get_class($instance), "ManyToMany"); |
|
315
|
|
|
foreach ($members as $member){ |
|
316
|
|
|
self::insertOrUpdateManyToMany($instance, $member->name); |
|
317
|
|
|
} |
|
318
|
|
|
} |
|
319
|
|
|
|
|
320
|
|
|
/** |
|
321
|
|
|
* Met à jour le membre $member de $instance annoté par un ManyToMany |
|
322
|
|
|
* @param Object $instance |
|
323
|
|
|
* @param String $member |
|
324
|
|
|
*/ |
|
325
|
|
|
public static function insertOrUpdateManyToMany($instance,$member){ |
|
326
|
|
|
$parser=new ManyToManyParser($instance, $member); |
|
327
|
|
|
if($parser->init()){ |
|
328
|
|
|
$myField=$parser->getMyFkField(); |
|
329
|
|
|
$field=$parser->getFkField(); |
|
330
|
|
|
$sql="INSERT INTO `".$parser->getJoinTable()."`(`".$myField."`,`".$field."`) VALUES (:".$myField.",:".$field.");"; |
|
331
|
|
|
$memberAccessor="get".ucfirst($member); |
|
332
|
|
|
$memberValues=$instance->$memberAccessor(); |
|
333
|
|
|
$myKey=$parser->getMyPk(); |
|
334
|
|
|
$myAccessorId="get".ucfirst($myKey); |
|
335
|
|
|
$accessorId="get".ucfirst($parser->getPk()); |
|
336
|
|
|
$id=$instance->$myAccessorId(); |
|
337
|
|
|
if(!is_null($memberValues)){ |
|
338
|
|
|
self::$db->execute("DELETE FROM `".$parser->getJoinTable()."` WHERE `".$myField."`='".$id."'"); |
|
339
|
|
|
$statement=self::$db->prepareStatement($sql); |
|
340
|
|
|
foreach ($memberValues as $k=>$targetInstance){ |
|
341
|
|
|
$foreignId=$targetInstance->$accessorId(); |
|
342
|
|
|
$foreignInstances=self::getAll($parser->getTargetEntity(), "`".$parser->getPk()."`"."='".$foreignId."'"); |
|
343
|
|
|
if(!OrmUtils::exists($targetInstance, $parser->getPk(), $foreignInstances)){ |
|
344
|
|
|
self::insert($targetInstance,false); |
|
345
|
|
|
$foreignId=$targetInstance->$accessorId(); |
|
346
|
|
|
Logger::log("InsertMany", "Insertion d'une instance de ".get_class($instance)); |
|
347
|
|
|
} |
|
348
|
|
|
self::$db->bindValueFromStatement($statement,$myField,$id); |
|
349
|
|
|
self::$db->bindValueFromStatement($statement,$field,$foreignId); |
|
350
|
|
|
$statement->execute(); |
|
351
|
|
|
Logger::log("InsertMany", "Insertion des valeurs dans la table association '".$parser->getJoinTable()."'"); |
|
352
|
|
|
} |
|
353
|
|
|
} |
|
354
|
|
|
} |
|
355
|
|
|
} |
|
356
|
|
|
/** |
|
357
|
|
|
* Met à jour $instance dans la base de données. |
|
358
|
|
|
* Attention de ne pas modifier la clé primaire |
|
359
|
|
|
* @param Classe $instance instance à modifier |
|
360
|
|
|
* @param $updateMany Ajoute ou met à jour les membres ManyToMany |
|
361
|
|
|
*/ |
|
362
|
|
|
public static function update($instance,$updateMany=false){ |
|
363
|
|
|
$tableName=OrmUtils::getTableName(get_class($instance)); |
|
364
|
|
|
$ColumnskeyAndValues=Reflexion::getPropertiesAndValues($instance); |
|
365
|
|
|
$ColumnskeyAndValues=array_merge($ColumnskeyAndValues, OrmUtils::getManyToOneMembersAndValues($instance)); |
|
366
|
|
|
$keyFieldsAndValues=OrmUtils::getKeyFieldsAndValues($instance); |
|
367
|
|
|
$sql="UPDATE ".$tableName." SET ".SqlUtils::getUpdateFieldsKeyAndValues($ColumnskeyAndValues)." WHERE ".SqlUtils::getWhere($keyFieldsAndValues); |
|
368
|
|
|
Logger::log("update", $sql); |
|
369
|
|
|
Logger::log("Key and values", json_encode($ColumnskeyAndValues)); |
|
370
|
|
|
$statement=self::$db->prepareStatement($sql); |
|
371
|
|
|
foreach ($ColumnskeyAndValues as $key=>$value){ |
|
372
|
|
|
self::$db->bindValueFromStatement($statement,$key,$value); |
|
373
|
|
|
} |
|
374
|
|
|
$result= $statement->execute(); |
|
375
|
|
|
if($result && $updateMany) |
|
376
|
|
|
self::insertOrUpdateAllManyToMany($instance); |
|
377
|
|
|
return $result; |
|
378
|
|
|
} |
|
379
|
|
|
|
|
380
|
|
|
/** |
|
381
|
|
|
* Réalise la connexion à la base de données en utilisant les paramètres passés |
|
382
|
|
|
* @param string $dbName |
|
383
|
|
|
* @param string $serverName |
|
384
|
|
|
* @param string $port |
|
385
|
|
|
* @param string $user |
|
386
|
|
|
* @param string $password |
|
387
|
|
|
*/ |
|
388
|
|
|
public static function connect($dbName,$serverName="127.0.0.1",$port="3306",$user="root",$password=""){ |
|
389
|
|
|
self::$db=new Database($dbName,$serverName,$port,$user,$password); |
|
390
|
|
|
self::$db->connect(); |
|
391
|
|
|
} |
|
392
|
|
|
} |
|
393
|
|
|
|
This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVarassignment in line 1 and the$higherassignment in line 2 are dead. The first because$myVaris never used and the second because$higheris always overwritten for every possible time line.