EntityManager::describe() - Code Metrics - Inspection of "Feature dbal" - tflori/orm - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#36)

by Thomas

created 2017-05-18 06:00 UTC

EntityManager::describe() A

↳ Parent: EntityManager

Complexity

Conditions	2
Paths	2

Size

Total Lines	7
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	4
CRAP Score	2

Importance

Changes

Metric	Value
dl	0
loc	7
ccs	4
cts	4
cp	1
rs	9.4285
c	0
b	0
f	0
cc	2
eloc	4
nc	2
nop	1
crap	2

<?php

namespace ORM;

use ORM\Dbal\Column;
use ORM\Dbal\Other;
use ORM\Exceptions\IncompletePrimaryKey;
use ORM\Exceptions\InvalidConfiguration;
use ORM\Exceptions\NoConnection;
use ORM\Exceptions\NoEntity;
use ORM\Exceptions\NotScalar;
use ORM\Exceptions\UnsupportedDriver;

/**
 * The EntityManager that manages the instances of Entities.
 *
 * @package ORM
 * @author Thomas Flori <[email protected]>
 */
class EntityManager
{
    const OPT_CONNECTION             = 'connection';
    const OPT_TABLE_NAME_TEMPLATE    = 'tableNameTemplate';
    const OPT_NAMING_SCHEME_TABLE    = 'namingSchemeTable';
    const OPT_NAMING_SCHEME_COLUMN   = 'namingSchemeColumn';
    const OPT_NAMING_SCHEME_METHODS  = 'namingSchemeMethods';

    /** @deprecated */
    const OPT_MYSQL_BOOLEAN_TRUE     = 'mysqlTrue';
    /** @deprecated */
    const OPT_MYSQL_BOOLEAN_FALSE    = 'mysqlFalse';
    /** @deprecated */
    const OPT_SQLITE_BOOLEAN_TRUE    = 'sqliteTrue';
    /** @deprecated */
    const OPT_SQLITE_BOOLEAN_FASLE   = 'sqliteFalse';
    /** @deprecated */
    const OPT_PGSQL_BOOLEAN_TRUE     = 'pgsqlTrue';
    /** @deprecated */
    const OPT_PGSQL_BOOLEAN_FALSE    = 'pgsqlFalse';
    /** @deprecated */
    const OPT_QUOTING_CHARACTER      = 'quotingChar';
    /** @deprecated */
    const OPT_IDENTIFIER_DIVIDER     = 'identifierDivider';

    /** Connection to database
     * @var \PDO|callable|DbConfig */
    protected $connection;

    /** The Database Abstraction Layer
     * @var Dbal */
    private $dbal;

    /** The Entity map
     * @var Entity[][] */
    protected $map = [];

    /** The options set for this instance
     * @var array */
    protected $options = [];

    /** Already fetched column descriptions
     * @var Column[][] */
    protected $descriptions = [];

    /**
     * Constructor
     *
     * @param array $options Options for the new EntityManager
     * @throws InvalidConfiguration
     */
    public function __construct($options = [])
    {
        foreach ($options as $option => $value) {
            $this->setOption($option, $value);
        }
    }

    /**
     * Set $option to $value
     *
     * @param string $option One of OPT_* constants
     * @param mixed  $value
     * @return self
     */
    public function setOption($option, $value)
    {
        switch ($option) {
            case self::OPT_CONNECTION:
                $this->setConnection($value);
                break;

            case self::OPT_TABLE_NAME_TEMPLATE:
                Entity::setTableNameTemplate($value);
                break;

            case self::OPT_NAMING_SCHEME_TABLE:
                Entity::setNamingSchemeTable($value);
                break;

            case self::OPT_NAMING_SCHEME_COLUMN:
                Entity::setNamingSchemeColumn($value);
                break;

            case self::OPT_NAMING_SCHEME_METHODS:
                Entity::setNamingSchemeMethods($value);
                break;
        }

        $this->options[$option] = $value;
        return $this;
    }

    /**
     * Get $option
     *
     * @param $option
     * @return mixed
     */
    public function getOption($option)
    {
        return isset($this->options[$option]) ? $this->options[$option] : null;
    }

    /**
     * Add connection after instantiation
     *
     * The connection can be an array of parameters for DbConfig::__construct(), a callable function that returns a PDO
     * instance, an instance of DbConfig or a PDO instance itself.
     *
     * When it is not a PDO instance the connection get established on first use.
     *
     * @param mixed $connection A configuration for (or a) PDO instance
     * @throws InvalidConfiguration
     */
    public function setConnection($connection)
    {
        if (is_callable($connection) || $connection instanceof DbConfig) {
            $this->connection = $connection;
        } else {
            if ($connection instanceof \PDO) {
                $connection->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
                $this->connection = $connection;
            } elseif (is_array($connection)) {
                $dbConfigReflection = new \ReflectionClass(DbConfig::class);
                $this->connection   = $dbConfigReflection->newInstanceArgs($connection);
            } else {
                throw new InvalidConfiguration(
                    'Connection must be callable, DbConfig, PDO or an array of parameters for DbConfig::__constructor'
                );
            }
        }
    }

    /**
     * Get the pdo connection.
     *
     * @return \PDO
     * @throws NoConnection
     */
    public function getConnection()
    {
        if (!$this->connection) {
            throw new NoConnection('No database connection');
        }

        if (!$this->connection instanceof \PDO) {
            if ($this->connection instanceof DbConfig) {
                /** @var DbConfig $dbConfig */
                $dbConfig = $this->connection;
                $this->connection = new \PDO(
                    $dbConfig->getDsn(),
                    $dbConfig->user,
                    $dbConfig->pass,
                    $dbConfig->attributes
                );
            } else {
                $pdo = call_user_func($this->connection);
                if (!$pdo instanceof \PDO) {
                    throw new NoConnection('Getter does not return PDO instance');
                }
                $this->connection = $pdo;
            }
            $this->connection->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
        }

        return $this->connection;
    }

    /**
     * Synchronizing $entity with database
     *
     * If $reset is true it also calls reset() on $entity.
     *
     * @param Entity $entity
     * @param bool   $reset Reset entities current data
     * @return bool
     * @throws IncompletePrimaryKey
     * @throws InvalidConfiguration
     * @throws NoConnection
     * @throws NoEntity
     */
    public function sync(Entity $entity, $reset = false)
    {
        $this->map($entity, true);

        /** @var EntityFetcher $fetcher */
        $fetcher = $this->fetch(get_class($entity));
        foreach ($entity->getPrimaryKey() as $var => $value) {
            $fetcher->where($var, $value);
        }

        $result = $this->getConnection()->query($fetcher->getQuery());
        if ($originalData = $result->fetch(\PDO::FETCH_ASSOC)) {
            $entity->setOriginalData($originalData);
            if ($reset) {
                $entity->reset();
            }
            return true;
        }
        return false;
    }

    /**
     * Insert $entity in database
     *
     * Returns boolean if it is not auto incremented or the value of auto incremented column otherwise.
     *
     * @param Entity $entity
     * @param bool   $useAutoIncrement
     * @return mixed
     * @internal
     */
    public function insert(Entity $entity, $useAutoIncrement = true)
    {
        return $this->getDbal()->insert($entity, $useAutoIncrement);
    }

    /**
     * Update $entity in database
     *
     * @param Entity $entity
     * @return bool
     * @internal
     */
    public function update(Entity $entity)
    {
        $this->getDbal()->update($entity);
        $this->sync($entity, true);
        return true;
    }

    /**
     * Delete $entity from database
     *
     * This method does not delete from the map - you can still receive the entity via fetch.
     *
     * @param Entity $entity
     * @return bool
     */
    public function delete(Entity $entity)
    {
        $this->getDbal()->delete($entity);
        $entity->setOriginalData([]);
        return true;
    }

    /**
     * Map $entity in the entity map
     *
     * Returns the given entity or an entity that previously got mapped. This is useful to work in every function with
     * the same object.
     *
     * ```php?start_inline=true
     * $user = $enitityManager->map(new User(['id' => 42]));
     * ```
     *
     * @param Entity $entity
     * @param bool   $update Update the entity map
     * @return Entity
     * @throws IncompletePrimaryKey
     */
    public function map(Entity $entity, $update = false)
    {
        $class = get_class($entity);
        $key = md5(serialize($entity->getPrimaryKey()));

        if ($update || !isset($this->map[$class][$key])) {
            $this->map[$class][$key] = $entity;
        }

        return $this->map[$class][$key];
    }

    /**
     * Fetch one or more entities
     *
     * With $primaryKey it tries to find this primary key in the entity map (carefully: mostly the database returns a
     * string and we do not convert them). If there is no entity in the entity map it tries to fetch the entity from
     * the database. The return value is then null (not found) or the entity.
     *
     * Without $primaryKey it creates an entityFetcher and returns this.
     *
     * @param string|Entity $class      The entity class you want to fetch
     * @param mixed         $primaryKey The primary key of the entity you want to fetch
     * @return Entity|EntityFetcher
     * @throws IncompletePrimaryKey
     * @throws InvalidConfiguration
     * @throws NoConnection
     * @throws NoEntity
     */
    public function fetch($class, $primaryKey = null)
    {
        $reflection = new \ReflectionClass($class);
        if (!$reflection->isSubclassOf(Entity::class)) {
            throw new NoEntity($class . ' is not a subclass of Entity');
        }

        if ($primaryKey === null) {
            return new EntityFetcher($this, $class);
        }

        if (!is_array($primaryKey)) {
            $primaryKey = [$primaryKey];
        }

        $primaryKeyVars = $class::getPrimaryKeyVars();
        if (count($primaryKeyVars) !== count($primaryKey)) {
            throw new IncompletePrimaryKey(
                'Primary key consist of [' . implode(',', $primaryKeyVars) . '] only ' . count($primaryKey) . ' given'
            );
        }

        $primaryKey = array_combine($primaryKeyVars, $primaryKey);

        if (isset($this->map[$class][md5(serialize($primaryKey))])) {
            return $this->map[$class][md5(serialize($primaryKey))];
        }

        $fetcher = new EntityFetcher($this, $class);
        foreach ($primaryKey as $var => $value) {
            $fetcher->where($var, $value);
        }

        return $fetcher->one();
    }

    public function getDbal()
    {
        if (!$this->dbal) {
            $connectionType = $this->getConnection()->getAttribute(\PDO::ATTR_DRIVER_NAME);
            $dbalClass = __NAMESPACE__ . '\\Dbal\\' . ucfirst($connectionType);
            if (!class_exists($dbalClass)) {
                $this->dbal = new Other($this);
            } else {
                $this->dbal = new $dbalClass($this);
            }

            // backward compatibility - deprecated
            if (isset($this->options[$connectionType . 'True'])) {
                $this->dbal->setBooleanTrue($this->options[$connectionType . 'True']);
            }
            if (isset($this->options[$connectionType . 'False'])) {
                $this->dbal->setBooleanFalse($this->options[$connectionType . 'False']);
            }
            if (isset($this->options[self::OPT_QUOTING_CHARACTER])) {
                $this->dbal->setQuotingCharacter($this->options[self::OPT_QUOTING_CHARACTER]);
            }
            if (isset($this->options[self::OPT_IDENTIFIER_DIVIDER])) {
                $this->dbal->setIdentifierDivider($this->options[self::OPT_IDENTIFIER_DIVIDER]);
            }
        }

        return $this->dbal;
    }

    /**
     * Returns $value formatted to use in a sql statement.
     *
     * @param  mixed  $value      The variable that should be returned in SQL syntax
     * @return string
     * @codeCoverageIgnore This is just a proxy
     */
    public function escapeValue($value)
    {
        return $this->getDbal()->escapeValue($value);
    }

    /**
     * Returns $identifier quoted for use in a sql statement
     *
     * @param string $identifier Identifier to quote
     * @return string
     * @codeCoverageIgnore This is just a proxy
     */
    public function escapeIdentifier($identifier)
    {
        return $this->getDbal()->escapeIdentifier($identifier);
    }

    /**
     * Returns an array of columns from $table.
     *
     * @param string $table
     * @return Dbal\Column[]
     */
    public function describe($table)
    {
        if (!isset($this->descriptions[$table])) {
            $this->descriptions[$table] = $this->getDbal()->describe($table);
        }
        return $this->descriptions[$table];
    }
}


1		<?php
2
3		namespace ORM;
4
5		use ORM\Dbal\Column;
6		use ORM\Dbal\Other;
7		use ORM\Exceptions\IncompletePrimaryKey;
8		use ORM\Exceptions\InvalidConfiguration;
9		use ORM\Exceptions\NoConnection;
10		use ORM\Exceptions\NoEntity;
11		use ORM\Exceptions\NotScalar;
12		use ORM\Exceptions\UnsupportedDriver;
13
14		/**
15		* The EntityManager that manages the instances of Entities.
16		*
17		* @package ORM
18		* @author Thomas Flori <[email protected]>
19		*/
20		class EntityManager
21		{
22		const OPT_CONNECTION = 'connection';
23		const OPT_TABLE_NAME_TEMPLATE = 'tableNameTemplate';
24		const OPT_NAMING_SCHEME_TABLE = 'namingSchemeTable';
25		const OPT_NAMING_SCHEME_COLUMN = 'namingSchemeColumn';
26		const OPT_NAMING_SCHEME_METHODS = 'namingSchemeMethods';
27
28		/** @deprecated */
29		const OPT_MYSQL_BOOLEAN_TRUE = 'mysqlTrue';
30		/** @deprecated */
31		const OPT_MYSQL_BOOLEAN_FALSE = 'mysqlFalse';
32		/** @deprecated */
33		const OPT_SQLITE_BOOLEAN_TRUE = 'sqliteTrue';
34		/** @deprecated */
35		const OPT_SQLITE_BOOLEAN_FASLE = 'sqliteFalse';
36		/** @deprecated */
37		const OPT_PGSQL_BOOLEAN_TRUE = 'pgsqlTrue';
38		/** @deprecated */
39		const OPT_PGSQL_BOOLEAN_FALSE = 'pgsqlFalse';
40		/** @deprecated */
41		const OPT_QUOTING_CHARACTER = 'quotingChar';
42		/** @deprecated */
43		const OPT_IDENTIFIER_DIVIDER = 'identifierDivider';
44
45		/** Connection to database
46		* @var \PDO\|callable\|DbConfig */
47		protected $connection;
48
49		/** The Database Abstraction Layer
50		* @var Dbal */
51		private $dbal;
52
53		/** The Entity map
54		* @var Entity[][] */
55		protected $map = [];
56
57		/** The options set for this instance
58		* @var array */
59		protected $options = [];
60
61		/** Already fetched column descriptions
62		* @var Column[][] */
63		protected $descriptions = [];
64
65		/**
66		* Constructor
67		*
68		* @param array $options Options for the new EntityManager
69		* @throws InvalidConfiguration
70		*/
71	20	public function __construct($options = [])
72		{
73	20	foreach ($options as $option => $value) {
74	9	$this->setOption($option, $value);
75		}
76	20	}
77
78		/**
79		* Set $option to $value
80		*
81		* @param string $option One of OPT_* constants
82		* @param mixed $value
83		* @return self
84		*/
85	13	public function setOption($option, $value)
86		{
87		switch ($option) {
88	13	case self::OPT_CONNECTION:
89	1	$this->setConnection($value);
90	1	break;
91
92	12	case self::OPT_TABLE_NAME_TEMPLATE:
93	1	Entity::setTableNameTemplate($value);
94	1	break;
95
96	11	case self::OPT_NAMING_SCHEME_TABLE:
97	1	Entity::setNamingSchemeTable($value);
98	1	break;
99
100	10	case self::OPT_NAMING_SCHEME_COLUMN:
101	1	Entity::setNamingSchemeColumn($value);
102	1	break;
103
104	9	case self::OPT_NAMING_SCHEME_METHODS:
105	1	Entity::setNamingSchemeMethods($value);
106	1	break;
107		}
108
109	13	$this->options[$option] = $value;
110	13	return $this;
111		}
112
113		/**
114		* Get $option
115		*
116		* @param $option
117		* @return mixed
118		*/
119	4	public function getOption($option)
120		{
121	4	return isset($this->options[$option]) ? $this->options[$option] : null;
122		}
123
124		/**
125		* Add connection after instantiation
126		*
127		* The connection can be an array of parameters for DbConfig::__construct(), a callable function that returns a PDO
128		* instance, an instance of DbConfig or a PDO instance itself.
129		*
130		* When it is not a PDO instance the connection get established on first use.
131		*
132		* @param mixed $connection A configuration for (or a) PDO instance
133		* @throws InvalidConfiguration
134		*/
135	10	public function setConnection($connection)
136		{
137	10	if (is_callable($connection) \|\| $connection instanceof DbConfig) {
138	6	$this->connection = $connection;
139		} else {
140	4	if ($connection instanceof \PDO) {
141	1	$connection->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
142	1	$this->connection = $connection;
143	3	} elseif (is_array($connection)) {
144	2	$dbConfigReflection = new \ReflectionClass(DbConfig::class);
145	2	$this->connection = $dbConfigReflection->newInstanceArgs($connection);
146		} else {
147	1	throw new InvalidConfiguration(
148	1	'Connection must be callable, DbConfig, PDO or an array of parameters for DbConfig::__constructor'
149		);
150		}
151		}
152	9	}
153
154		/**
155		* Get the pdo connection.
156		*
157		* @return \PDO
158		* @throws NoConnection
159		*/
160	9	public function getConnection()
161		{
162	9	if (!$this->connection) {
163	1	throw new NoConnection('No database connection');
164		}
165
166	8	if (!$this->connection instanceof \PDO) {
167	7	if ($this->connection instanceof DbConfig) {
168		/** @var DbConfig $dbConfig */
169	4	$dbConfig = $this->connection;
170	4	$this->connection = new \PDO(
171	4	$dbConfig->getDsn(),
172	4	$dbConfig->user,
173	4	$dbConfig->pass,
174	4	$dbConfig->attributes
175		);
176		} else {
177	3	$pdo = call_user_func($this->connection);
178	3	if (!$pdo instanceof \PDO) {
179	1	throw new NoConnection('Getter does not return PDO instance');
180		}
181	2	$this->connection = $pdo;
182		}
183	6	$this->connection->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
184		}
185
186	7	return $this->connection;
187		}
188
189		/**
190		* Synchronizing $entity with database
191		*
192		* If $reset is true it also calls reset() on $entity.
193		*
194		* @param Entity $entity
195		* @param bool $reset Reset entities current data
196		* @return bool
197		* @throws IncompletePrimaryKey
198		* @throws InvalidConfiguration
199		* @throws NoConnection
200		* @throws NoEntity
201		*/
202	13	public function sync(Entity $entity, $reset = false)
203		{
204	13	$this->map($entity, true);
205
206		/** @var EntityFetcher $fetcher */
207	10	$fetcher = $this->fetch(get_class($entity));
208	10	foreach ($entity->getPrimaryKey() as $var => $value) {
209	10	$fetcher->where($var, $value);
210		}
211
212	10	$result = $this->getConnection()->query($fetcher->getQuery());
213	7	if ($originalData = $result->fetch(\PDO::FETCH_ASSOC)) {
214	5	$entity->setOriginalData($originalData);
215	5	if ($reset) {
216	2	$entity->reset();
217		}
218	5	return true;
219		}
220	2	return false;
221		}
222
223		/**
224		* Insert $entity in database
225		*
226		* Returns boolean if it is not auto incremented or the value of auto incremented column otherwise.
227		*
228		* @param Entity $entity
229		* @param bool $useAutoIncrement
230		* @return mixed
231		* @internal
232		*/
233	11	public function insert(Entity $entity, $useAutoIncrement = true)
234		{
235	11	return $this->getDbal()->insert($entity, $useAutoIncrement);
236		}
237
238		/**
239		* Update $entity in database
240		*
241		* @param Entity $entity
242		* @return bool
243		* @internal
244		*/
245	6	public function update(Entity $entity)
246		{
247	6	$this->getDbal()->update($entity);
248	3	$this->sync($entity, true);
249	3	return true;
250		}
251
252		/**
253		* Delete $entity from database
254		*
255		* This method does not delete from the map - you can still receive the entity via fetch.
256		*
257		* @param Entity $entity
258		* @return bool
259		*/
260	6	public function delete(Entity $entity)
261		{
262	6	$this->getDbal()->delete($entity);
263	4	$entity->setOriginalData([]);
264	4	return true;
265		}
266
267		/**
268		* Map $entity in the entity map
269		*
270		* Returns the given entity or an entity that previously got mapped. This is useful to work in every function with
271		* the same object.
272		*
273		* ```php?start_inline=true
274		* $user = $enitityManager->map(new User(['id' => 42]));
275		* ```
276		*
277		* @param Entity $entity
278		* @param bool $update Update the entity map
279		* @return Entity
280		* @throws IncompletePrimaryKey
281		*/
282	26	public function map(Entity $entity, $update = false)
283		{
284	26	$class = get_class($entity);
285	26	$key = md5(serialize($entity->getPrimaryKey()));
286
287	22	if ($update \|\| !isset($this->map[$class][$key])) {
288	22	$this->map[$class][$key] = $entity;
289		}
290
291	22	return $this->map[$class][$key];
292		}
293
294		/**
295		* Fetch one or more entities
296		*
297		* With $primaryKey it tries to find this primary key in the entity map (carefully: mostly the database returns a
298		* string and we do not convert them). If there is no entity in the entity map it tries to fetch the entity from
299		* the database. The return value is then null (not found) or the entity.
300		*
301		* Without $primaryKey it creates an entityFetcher and returns this.
302		*
303		* @param string\|Entity $class The entity class you want to fetch
304		* @param mixed $primaryKey The primary key of the entity you want to fetch
305		* @return Entity\|EntityFetcher
306		* @throws IncompletePrimaryKey
307		* @throws InvalidConfiguration
308		* @throws NoConnection
309		* @throws NoEntity
310		*/
311	60	public function fetch($class, $primaryKey = null)
312		{
313	60	$reflection = new \ReflectionClass($class);
314	60	if (!$reflection->isSubclassOf(Entity::class)) {
315	1	throw new NoEntity($class . ' is not a subclass of Entity');
316		}
317
318	59	if ($primaryKey === null) {
319	51	return new EntityFetcher($this, $class);
320		}
321
322	9	if (!is_array($primaryKey)) {
323	7	$primaryKey = [$primaryKey];
324		}
325
326	9	$primaryKeyVars = $class::getPrimaryKeyVars();
327	9	if (count($primaryKeyVars) !== count($primaryKey)) {
328	1	throw new IncompletePrimaryKey(
329	1	'Primary key consist of [' . implode(',', $primaryKeyVars) . '] only ' . count($primaryKey) . ' given'
330		);
331		}
332
333	8	$primaryKey = array_combine($primaryKeyVars, $primaryKey);
334
335	8	if (isset($this->map[$class][md5(serialize($primaryKey))])) {
336	7	return $this->map[$class][md5(serialize($primaryKey))];
337		}
338
339	1	$fetcher = new EntityFetcher($this, $class);
340	1	foreach ($primaryKey as $var => $value) {
341	1	$fetcher->where($var, $value);
342		}
343
344	1	return $fetcher->one();
345		}
346
347	11	public function getDbal()
348		{
349	11	if (!$this->dbal) {
350	11	$connectionType = $this->getConnection()->getAttribute(\PDO::ATTR_DRIVER_NAME);
351	11	$dbalClass = __NAMESPACE__ . '\\Dbal\\' . ucfirst($connectionType);
352	11	if (!class_exists($dbalClass)) {
353	2	$this->dbal = new Other($this);
354		} else {
355	9	$this->dbal = new $dbalClass($this);
356		}
357
358		// backward compatibility - deprecated
359	11	if (isset($this->options[$connectionType . 'True'])) {
360	1	$this->dbal->setBooleanTrue($this->options[$connectionType . 'True']);
361		}
362	11	if (isset($this->options[$connectionType . 'False'])) {
363	1	$this->dbal->setBooleanFalse($this->options[$connectionType . 'False']);
364		}
365	11	if (isset($this->options[self::OPT_QUOTING_CHARACTER])) {
366	1	$this->dbal->setQuotingCharacter($this->options[self::OPT_QUOTING_CHARACTER]);
367		}
368	11	if (isset($this->options[self::OPT_IDENTIFIER_DIVIDER])) {
369	1	$this->dbal->setIdentifierDivider($this->options[self::OPT_IDENTIFIER_DIVIDER]);
370		}
371		}
372
373	11	return $this->dbal;
374		}
375
376		/**
377		* Returns $value formatted to use in a sql statement.
378		*
379		* @param mixed $value The variable that should be returned in SQL syntax
380		* @return string
381		* @codeCoverageIgnore This is just a proxy
382		*/
383		public function escapeValue($value)
384		{
385		return $this->getDbal()->escapeValue($value);
386		}
387
388		/**
389		* Returns $identifier quoted for use in a sql statement
390		*
391		* @param string $identifier Identifier to quote
392		* @return string
393		* @codeCoverageIgnore This is just a proxy
394		*/
395		public function escapeIdentifier($identifier)
396		{
397		return $this->getDbal()->escapeIdentifier($identifier);
398		}
399
400		/**
401		* Returns an array of columns from $table.
402		*
403		* @param string $table
404		* @return Dbal\Column[]
405		*/
406	2	public function describe($table)
407		{
408	2	if (!isset($this->descriptions[$table])) {
409	2	$this->descriptions[$table] = $this->getDbal()->describe($table);
410		}
411	2	return $this->descriptions[$table];
412		}
413		}
414

tflori / orm

Pull Request — master (#36)

EntityManager::describe() A

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