Migrator

Inheritance diagram for Migrator:

Description

Migrates.

See also

MigrationInterface

Protected Properties
DB	$db
string	$dir
Table	$table

Public Static Methods
magic static self	factory (DB $db, string $dir)
	; More...

Public Methods
	__construct (DB $db, string $dir)
null string	down (string $to=null)
	Migrates down within a transaction. More...
null string	getCurrent ()
	Returns the sequence identifier of the most recent upgrade. More...
string	getDir ()
Table	getTable ()
	Returns the __migrations__ table, creating it if needed. More...
null string	up (string $to=null)
	Migrates up within a transaction. More...

Protected Methods
MigrationInterface	getMigration (string $file)
string[]	glob ()
	Scans the migration directory for <SEQUENCE>.php files. More...

Constructor

__construct()

__construct	(	DB	$db,
		string	$dir
	)

Parameters

DB	$db
string	$dir

Methods

down()

null string down

(

string

$to = null

)

Migrates down within a transaction.

Parameters

string

$to

Migration sequence identifier, or null to step down once.

Returns

null|string The resulting current sequence identifier.

factory()

magic static self factory ( DB  $db, string  $dir  )

static

;

Returns

self

getCurrent()

null string getCurrent

(

)

Returns the sequence identifier of the most recent upgrade.

Returns

null|string

getDir()

string getDir ( )

final

Returns

string

getMigration()

MigrationInterface getMigration ( string  $file )

protected

Parameters

array

$spec

Returns

MigrationInterface

getTable()

Table getTable

(

)

Returns the __migrations__ table, creating it if needed.

Returns

Table

glob()

string [] glob ( )

protected

Scans the migration directory for <SEQUENCE>.php files.

Returns

string[] [ sequence => file ]

up()

null string up

(

string

$to = null

)

Migrates up within a transaction.

Parameters

null | string

$to

Migration sequence identifier, or null for all upgrades.

Returns

null|string The resulting current sequence identifier.