Database::isConnected() - Code Metrics - Inspection of "count" - phpMv/ubiquity - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( f97bb0...2ac44b )

by Jean-Christophe

created 2018-02-02 02:59 UTC

Database::isConnected() A

↳ Parent: Database

Complexity

Conditions	2
Paths	2

Size

Total Lines	3
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	3
rs	10
c	0
b	0
f	0
cc	2
eloc	2
nc	2
nop	0

<?php

namespace Ubiquity\db;

use Ubiquity\cache\database\DbCache;
use Ubiquity\exceptions\CacheException;

/**
 * Classe d'accès aux Bases de données encapsulant un objet PDO
 * @author heron
 * @version 1.0.0.3
 * @package db
 *
 */
class Database {
	private $dbType;
	private $serverName;
	private $port;
	private $dbName;
	private $user;
	private $password;
	private $pdoObject;
	private $statements=[ ];
	private $cache;
	private $options;

	/**
	 * Constructeur
	 * @param string $dbName
	 * @param string $serverName
	 * @param string $port
	 * @param string $user
	 * @param string $password
	 * @param array $options
	 * @param boolean|string $cache
	 */
	public function __construct($dbType,$dbName, $serverName="localhost", $port="3306", $user="root", $password="", $options=[],$cache=false) {
		$this->dbType=$dbType;
		$this->dbName=$dbName;
		$this->serverName=$serverName;
		$this->port=$port;
		$this->user=$user;
		$this->password=$password;
		$this->options=$options;
		if ($cache !== false) {
			if(\is_callable($cache)){
				$this->cache=$cache();
			}else{
				if(\class_exists($cache)){
					$this->cache=new $cache();
				}else{
					throw new CacheException($cache." is not a valid value for database cache");
				}
			}
		}
	}

	/**
	 * Réalise la connexion à la base de données
	 */
	public function connect() {
		$this->pdoObject=new \PDO($this->dbType.':host=' . $this->serverName . ';dbname=' . $this->dbName . ';charset=UTF8;port:' . $this->port, $this->user, $this->password,$this->options);
		$this->pdoObject->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
	}

	/**
	 * Exécute l'instruction SQL passée en paramètre et retourne un statement
	 * @param string $sql
	 * @return PDOStatement
	 */
	public function query($sql) {
		return $this->pdoObject->query($sql);
	}

	public function prepareAndExecute($tableName, $condition,$fields,$useCache=NULL) {
		$cache=(DbCache::$active && $useCache !== false) || (!DbCache::$active && $useCache === true);
		$result=false;
		if ($cache) {
			$result=$this->cache->fetch($tableName, $condition);
		}
		if ($result === false) {
			$fields=SqlUtils::getFieldList($fields);
			$statement=$this->getStatement("SELECT {$fields} FROM " . $tableName . $condition);
			$statement->execute();
			$result=$statement->fetchAll();
			$statement->closeCursor();
			if ($cache) {
				$this->cache->store($tableName, $condition, $result);
			}
		}
		return $result;
	}

	private function getStatement($sql) {
		if (!isset($this->statements[$sql])) {
			$this->statements[$sql]=$this->pdoObject->prepare($sql);
			$this->statements[$sql]->setFetchMode(\PDO::FETCH_ASSOC);
		}
		return $this->statements[$sql];
	}

	/**
	 * Exécute l'instruction sql $sql de mise à jour (INSERT, UPDATE ou DELETE)
	 * @return le nombre d'enregistrements affectés
	 */
	public function execute($sql) {
		return $this->pdoObject->exec($sql);
	}

	public function getServerName() {
		return $this->serverName;
	}

	public function setServerName($serverName) {
		$this->serverName=$serverName;
	}

	/**
	 * Prépare l'instruction $sql pour son exécution
	 * @param String $sql
	 * @return PDOStatement
	 */
	public function prepareStatement($sql) {
		return $this->pdoObject->prepare($sql);
	}

	/**
	 * Sets $value to $parameter
	 * @param PDOStatement $statement
	 * @param String $parameter
	 * @param mixed $value
	 * @return boolean
	 */
	public function bindValueFromStatement(\PDOStatement $statement, $parameter, $value) {
		return $statement->bindValue(":" . $parameter, $value);
	}

	/**
	 * Returns the last insert id
	 * @return integer
	 */
	public function lastInserId() {
		return $this->pdoObject->lastInsertId();
	}

	public function getTablesName() {
		$sql='SHOW TABLES';
		$query=$this->pdoObject->query($sql);
		return $query->fetchAll(\PDO::FETCH_COLUMN);
	}

	/**
	 * Retourne le nombre d'enregistrements de $tableName respectant la condition éventuellement passée en paramètre
	 * @param string $tableName
	 * @param string $condition Partie suivant le WHERE d'une instruction SQL
	 */
	public function count($tableName, $condition='') {
		if ($condition != '')
			$condition=" WHERE " . $condition;
			return $this->query("SELECT COUNT(*) FROM " . $tableName . $condition)->fetchColumn();
	}

	public function isConnected(){
		return ($this->pdoObject!==null && $this->pdoObject instanceof \PDO);
	}

	public function setDbType($dbType) {
		$this->dbType=$dbType;
		return $this;
	}

	public function getPort() {
		return $this->port;
	}

	public function getDbName() {
		return $this->dbName;
	}

	public function getUser() {
		return $this->user;
	}

	public function getPdoObject() {
		return $this->pdoObject;
	}

}


1			<?php
2
3			namespace Ubiquity\db;
4
5			use Ubiquity\cache\database\DbCache;
6			use Ubiquity\exceptions\CacheException;
7
8			/**
9			* Classe d'accès aux Bases de données encapsulant un objet PDO
10			* @author heron
11			* @version 1.0.0.3
12			* @package db
13			*
14			*/
15			class Database {
16			private $dbType;
17			private $serverName;
18			private $port;
19			private $dbName;
20			private $user;
21			private $password;
22			private $pdoObject;
23			private $statements=[ ];
24			private $cache;
25			private $options;
26
27			/**
28			* Constructeur
29			* @param string $dbName
30			* @param string $serverName
31			* @param string $port
32			* @param string $user
33			* @param string $password
34			* @param array $options
35			* @param boolean\|string $cache
36			*/
37			public function __construct($dbType,$dbName, $serverName="localhost", $port="3306", $user="root", $password="", $options=[],$cache=false) {
38			$this->dbType=$dbType;
39			$this->dbName=$dbName;
40			$this->serverName=$serverName;
41			$this->port=$port;
42			$this->user=$user;
43			$this->password=$password;
44			$this->options=$options;
45			if ($cache !== false) {
46			if(\is_callable($cache)){
47			$this->cache=$cache();
48			}else{
49			if(\class_exists($cache)){
50			$this->cache=new $cache();
51			}else{
52			throw new CacheException($cache." is not a valid value for database cache");
53			}
54			}
55			}
56			}
57
58			/**
59			* Réalise la connexion à la base de données
60			*/
61			public function connect() {
62			$this->pdoObject=new \PDO($this->dbType.':host=' . $this->serverName . ';dbname=' . $this->dbName . ';charset=UTF8;port:' . $this->port, $this->user, $this->password,$this->options);
63			$this->pdoObject->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
64			}
65
66			/**
67			* Exécute l'instruction SQL passée en paramètre et retourne un statement
68			* @param string $sql
69			* @return PDOStatement
70			*/
71			public function query($sql) {
72			return $this->pdoObject->query($sql);
73			}
74
75			public function prepareAndExecute($tableName, $condition,$fields,$useCache=NULL) {
76			$cache=(DbCache::$active && $useCache !== false) \|\| (!DbCache::$active && $useCache === true);
77			$result=false;
78			if ($cache) {
79			$result=$this->cache->fetch($tableName, $condition);
80			}
81			if ($result === false) {
82			$fields=SqlUtils::getFieldList($fields);
83			$statement=$this->getStatement("SELECT {$fields} FROM " . $tableName . $condition);
84			$statement->execute();
85			$result=$statement->fetchAll();
86			$statement->closeCursor();
87			if ($cache) {
88			$this->cache->store($tableName, $condition, $result);
89			}
90			}
91			return $result;
92			}
93
94			private function getStatement($sql) {
95			if (!isset($this->statements[$sql])) {
96			$this->statements[$sql]=$this->pdoObject->prepare($sql);
97			$this->statements[$sql]->setFetchMode(\PDO::FETCH_ASSOC);
98			}
99			return $this->statements[$sql];
100			}
101
102			/**
103			* Exécute l'instruction sql $sql de mise à jour (INSERT, UPDATE ou DELETE)
104			* @return le nombre d'enregistrements affectés
105			*/
106			public function execute($sql) {
107			return $this->pdoObject->exec($sql);
108			}
109
110			public function getServerName() {
111			return $this->serverName;
112			}
113
114			public function setServerName($serverName) {
115			$this->serverName=$serverName;
116			}
117
118			/**
119			* Prépare l'instruction $sql pour son exécution
120			* @param String $sql
121			* @return PDOStatement
122			*/
123			public function prepareStatement($sql) {
124			return $this->pdoObject->prepare($sql);
125			}
126
127			/**
128			* Sets $value to $parameter
129			* @param PDOStatement $statement
130			* @param String $parameter
131			* @param mixed $value
132			* @return boolean
133			*/
134			public function bindValueFromStatement(\PDOStatement $statement, $parameter, $value) {
135			return $statement->bindValue(":" . $parameter, $value);
136			}
137
138			/**
139			* Returns the last insert id
140			* @return integer
141			*/
142			public function lastInserId() {
143			return $this->pdoObject->lastInsertId();
144			}
145
146			public function getTablesName() {
147			$sql='SHOW TABLES';
148			$query=$this->pdoObject->query($sql);
149			return $query->fetchAll(\PDO::FETCH_COLUMN);
150			}
151
152			/**
153			* Retourne le nombre d'enregistrements de $tableName respectant la condition éventuellement passée en paramètre
154			* @param string $tableName
155			* @param string $condition Partie suivant le WHERE d'une instruction SQL
156			*/
157			public function count($tableName, $condition='') {
158			if ($condition != '')
159			$condition=" WHERE " . $condition;
160			return $this->query("SELECT COUNT(*) FROM " . $tableName . $condition)->fetchColumn();
161			}
162
163			public function isConnected(){
164			return ($this->pdoObject!==null && $this->pdoObject instanceof \PDO);
165			}
166
167			public function setDbType($dbType) {
168			$this->dbType=$dbType;
169			return $this;
170			}
171
172			public function getPort() {
173			return $this->port;
174			}
175
176			public function getDbName() {
177			return $this->dbName;
178			}
179
180			public function getUser() {
181			return $this->user;
182			}
183
184			public function getPdoObject() {
185			return $this->pdoObject;
186			}
187
188			}
189

phpMv / ubiquity

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Database::isConnected() A

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