BlogFilter

Called when this extension is added to a particular class

Set the owner of this extension.

Temporarily modify the owner. The original owner is ensured to be restored

Clear the current owner, and restore extension to the state prior to the last setOwner()

Returns the owner of this extension.

Helper method to strip eval'ed arguments from a string that's passed to {@link DataObject::$extensions} or {@link Object::add_extension()}.

Invoke extension point. This will prefer explicit extend prefixed methods.

Hook for extension-specific validation.

Edit the given query object to support queries for this extension

Update the database schema as required by this extension.

When duplicating a table's structure, remember to duplicate the create options as well. See {@link Versioned->augmentDatabase} for an example.

Augment a write-record request.

Extend the owner's onBeforeWrite() logic

See {@link DataObject::onBeforeWrite()} for context.

Extend the owner's onAfterWrite() logic

See {@link DataObject::onAfterWrite()} for context.

Extend the owner's onBeforeDelete() logic

See {@link DataObject::onBeforeDelete()} for context.

Extend the owner's onAfterDelete() logic

See {@link DataObject::onAfterDelete()} for context.

Extend the owner's requireDefaultRecords() logic

See {@link DataObject::requireDefaultRecords()} for context.

Extend the owner's populateDefaults() logic

See {@link DataObject::populateDefaults()} for context.

Extend the owner's onAfterBuild() logic

See {@link DataObject::onAfterBuild()} for context.

Influence the owner's can() permission check value to be disallowed (false), allowed (true) if no other processed results are to disallow, or open (null) to not affect the outcome.

See {@link DataObject::can()} and {@link DataObject::extendedCan()} for context.

Influence the owner's canEdit() permission check value to be disallowed (false), allowed (true) if no other processed results are to disallow, or open (null) to not affect the outcome.

See {@link DataObject::canEdit()} and {@link DataObject::extendedCan()} for context.

Influence the owner's canDelete() permission check value to be disallowed (false), allowed (true) if no other processed results are to disallow, or open (null) to not affect the outcome.

See {@link DataObject::canDelete()} and {@link DataObject::extendedCan()} for context.

Influence the owner's canCreate() permission check value to be disallowed (false), allowed (true) if no other processed results are to disallow, or open (null) to not affect the outcome.

See {@link DataObject::canCreate()} and {@link DataObject::extendedCan()} for context.

Define extra database fields

Return a map where the keys are db, has_one, etc, and the values are additional fields/relations to be defined.

This is responsible for adding the child pages tab and gridfield.

This function is used to provide modifications to the Validators used on a DataObject.

Caution: Use {@link CompositeValidator->addValidator()} to add Validators.

This function is used to provide modifications to the form used for front end forms. {@link DataObject->getFrontEndFields()}

Caution: Use {@link FieldList->push()} to add fields.

This is used to provide modifications to the form actions used in the CMS. {@link DataObject->getCMSActions()}.

this function is used to provide modifications to the summary fields in CMS by the extension By default, the summaryField() of its owner will merge more fields defined in the extension's $extra_fields['summary_fields']

this function is used to provide modifications to the fields labels in CMS by the extension By default, the fieldLabels() of its owner will merge more fields defined in the extension's $extra_fields['field_labels']

Hook called before the page's {@link Versioned::publishSingle()} action is completed

Hook called after the page's {@link Versioned::publishSingle()} action is completed

Hook called before the page's {@link Versioned::doUnpublish()} action is completed

Hook called after the page's {@link SiteTree::doUnpublish()} action is completed

Hook called to determine if a user may add children to this SiteTree object

Hook called to determine if a user may publish this SiteTree object

Hook called to modify the $base url of this page, with a given $action, before {@link SiteTree::RelativeLink()} calls {@link Controller::join_links()} on the $base and $action

Loops through subclasses of the owner (intended to be SiteTree) and checks if they've been hidden.

Return children in the stage site.

Return children in the live site, if it exists.

Returns list of pages for the CMS gridfield

This also allows the owner class to override this method, e.g. to provide custom ordering.