TYPO3\CMS\Install\Updates\PrerequisiteInterface Interface Reference

Inheritance diagram for TYPO3\CMS\Install\Updates\PrerequisiteInterface:

Public Member Functions
string	getTitle ()
bool	ensure ()
bool	isFulfilled ()

Detailed Description

UpgradeWizard Prerequisites

Definition at line 23 of file PrerequisiteInterface.php.

Member Function Documentation

ensure()

bool TYPO3\CMS\Install\Updates\PrerequisiteInterface::ensure

(

)

Ensure this prerequisite is fulfilled

Gets called if "isFulfilled" returns false and should ensure the prerequisite

Returns true on success, false on error

See also

‪isFulfilled

Returns

‪bool

Implemented in TYPO3\CMS\Install\Updates\ReferenceIndexUpdatedPrerequisite, and TYPO3\CMS\Install\Updates\DatabaseUpdatedPrerequisite.

getTitle()

string TYPO3\CMS\Install\Updates\PrerequisiteInterface::getTitle

(

)

Get speaking name of this prerequisite

Returns

‪string

Implemented in TYPO3\CMS\Install\Updates\ReferenceIndexUpdatedPrerequisite, and TYPO3\CMS\Install\Updates\DatabaseUpdatedPrerequisite.

isFulfilled()

bool TYPO3\CMS\Install\Updates\PrerequisiteInterface::isFulfilled

(

)

Is this prerequisite met?

Checks whether this prerequisite is fulfilled. If it is not, ensure should be called to fulfill it.

See also

‪ensure

Returns

‪bool

Implemented in TYPO3\CMS\Install\Updates\ReferenceIndexUpdatedPrerequisite, and TYPO3\CMS\Install\Updates\DatabaseUpdatedPrerequisite.