Class ConnectionManager

Manages loaded instances of DataSource objects

Provides an interface for loading and enumerating connections defined in app/Config/database.php

Package: Cake\Model
Copyright: Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
License: MIT License
Located at Cake/Model/ConnectionManager.php

Method Detail

_connectionDatasource protected static

_connectionData( array $config )

Returns the file, class name, and parent for the given driver.

Parameters

array $config
Array with connection configuration. Key 'datasource' is required

Returns

array
An indexed array with: filename, classname, plugin and parent

_getConnectionObjectsource protected static

_getConnectionObject( string $name )

Gets a list of class and file names associated with the user-defined DataSource connections

Parameters

string $name
Connection name

Throws

MissingDatasourceConfigException
MissingDatasourceConfigException

_initsource protected static

_init( )

Loads connections configuration.

createsource public static

create( string $name '' , array $config array() )

Dynamically creates a DataSource object at runtime, with the given name and settings

Parameters

string $name optional ''
The DataSource name
array $config optional array()
The DataSource configuration settings

Returns

DataSource|null
A reference to the DataSource object, or null if creation failed

dropsource public static

drop( string $name )

Removes a connection configuration at runtime given its name

Parameters

string $name
the connection name as it was created

Returns

boolean
success if connection was removed, false if it does not exist

enumConnectionObjectssource public static

enumConnectionObjects( )

Returns a list of connections

Returns

array
An associative array of elements where the key is the connection name (as defined in Connections), and the value is an array with keys 'filename' and 'classname'.

getDataSourcesource public static

getDataSource( string $name )

Gets a reference to a DataSource object

Parameters

string $name
The name of the DataSource, as defined in app/Config/database.php

Returns

DataSource
Instance

Throws

MissingDatasourceException
MissingDatasourceException

getSourceNamesource public static

getSourceName( DataSource $source )

Gets a DataSource name from an object reference.

Parameters

DataSource $source
DataSource object

Returns

string|null
Datasource name, or null if source is not present in the ConnectionManager.

loadDataSourcesource public static

loadDataSource( string|array $connName )

Loads the DataSource class for the given connection name

Parameters

string|array $connName
A string name of the connection, as defined in app/Config/database.php, or an array containing the filename (without extension) and class name of the object, to be found in app/Model/Datasource/ or lib/Cake/Model/Datasource/.

Returns

boolean
True on success, null on failure or false if the class is already loaded

Throws

MissingDatasourceException
MissingDatasourceException

sourceListsource public static

sourceList( )

Gets the list of available DataSource connections This will only return the datasources instantiated by this manager It differs from enumConnectionObjects, since the latter will return all configured connections

Returns

array
List of available connections

Properties summary

$_connectionsEnumsource

protected static array

Contains a list of all file and class names used in Connection settings

array()

$_dataSourcessource

protected static array

Holds instances DataSource objects

array()

$_initsource

protected static boolean

Indicates if the init code for this class has already been executed

false

$configsource

public static DATABASE_CONFIG

Holds a loaded instance of the Connections object

null

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http://api.cakephp.org/2.7/class-ConnectionManager.html