Documentation

AbstractResource extends Base
in package

Application

Abstract base class which implements shared functionality of ObjectStore resources. Provides support, for example, for metadata-handling and other features that are common to the ObjectStore components.

GLOBAL_METADATA_PREFIX = 'X'
PATCH_CONTENT_TYPE = OpenCloudCommonConstantsMime::JSON_PATCH
$aliases : array<string|int, mixed>: The aliases configure for the properties of the instance.
$metadata : Metadata
$metadataClass : string
$service : ServiceInterface
$logger : LoggerInterface: The logger instance
$properties : array<string|int, mixed>: Holds all the properties added by overloading.
__call() : mixed: Intercept non-existent method calls for dynamic getter/setter functionality.
__construct() : mixed
appendToMetadata() : array<string|int, mixed>: Append a particular array of values to the existing metadata. Analogous to a merge. You must call to actually persist the metadata using the ObjectStore service.
checkJsonError() : mixed: Checks the most recent JSON operation for errors.
fromResponse() : AbstractResource: Factory method that allows for easy instantiation from a Response object.
generateUuid() : mixed
getCdnService() : Service: For internal use only.
getClient() : Client: For internal use only.
getInstance() : static
getLogger() : LoggerInterface: Returns the Logger object.
getMetadata() : Metadata: Returns metadata for this object.
getService() : Service: For internal use only.
hasLogger() : bool
makeResourceIteratorOptions() : mixed
populate() : mixed: Populates the current object based on an unknown data type.
retrieveMetadata() : Metadata: Retrieve metadata from the API. This method will then set and return this value.
saveMetadata() : Response: Push local metadata to the API, thereby executing a permanent save.
setLogger() : $this: Sets the logger.
setMetadata() : AbstractResource: Set the metadata (local-only) for this object. You must call saveMetadata to actually persist the metadata using the ObjectStore service.
stockHeaders() : array<string|int, mixed>: Prepend/stock the header names with a resource-specific prefix.
stripNamespace() : mixed
toCamel() : mixed: Convert a string to camelCase format.
toUnderscores() : mixed: Convert string to underscore format.
trimHeaders() : array<string|int, mixed>: Trim headers of their resource-specific prefixes.
unsetMetadataItem() : Response: To delete or unset a particular metadata item.
url() : mixed
getJsonHeader() : mixed
getPatchHeaders() : mixed
getProperty() : mixed: Grab value out of the data array.
headerIsValidMetadata() : mixed
propertyExists() : bool: Basic check to see whether property exists.
setProperty() : mixed: We can set a property under three conditions:
stripPrefix() : mixed: Strip an individual header name of its resource-specific prefix.
checkAttributePrefix() : bool: Checks the attribute $property and only permits it if the prefix is in the specified $prefixes array
isAccessible() : bool: Does the property exist in the object variable list (i.e. does it have public or protected visibility?)

GLOBAL_METADATA_PREFIX


    public
    mixed
    GLOBAL_METADATA_PREFIX
    = 'X'

PATCH_CONTENT_TYPE


    public
    mixed
    PATCH_CONTENT_TYPE
    = OpenCloudCommonConstantsMime::JSON_PATCH

$aliases

The aliases configure for the properties of the instance.


    protected
        array<string|int, mixed>
    $aliases
     = array()

$metadata


    protected
        Metadata
    $metadata

$metadataClass


    protected
        string
    $metadataClass
     = 'OpenCloud\Common\Metadata'

The FQCN of the metadata object used for the container.

$service


    protected
        ServiceInterface
    $service

The service object.

$logger

The logger instance


    private
        LoggerInterface
    $logger

$properties

Holds all the properties added by overloading.


    private
        array<string|int, mixed>
    $properties
     = array()

__call()

Intercept non-existent method calls for dynamic getter/setter functionality.


    public
                __call( $method,  $args) : mixed

Parameters

$method :
$args :

Return values

mixed —

__construct()


    public
                __construct(ServiceInterface $service) : mixed

Parameters

$service : ServiceInterface

Return values

mixed —

appendToMetadata()

Append a particular array of values to the existing metadata. Analogous to a merge. You must call to actually persist the metadata using the ObjectStore service.


    public
                appendToMetadata(array<string|int, mixed> $values) : array<string|int, mixed>

Parameters

$values : array<string|int, mixed>: The array of values you want to append to metadata.

Return values

array<string|int, mixed> —

Metadata, after $values are appended.

checkJsonError()

Checks the most recent JSON operation for errors.


    public
            static    checkJsonError() : mixed

Return values

mixed —

fromResponse()

Factory method that allows for easy instantiation from a Response object.


    public
            static    fromResponse(Response $response, ServiceInterface $service) : AbstractResource

For internal use only.

Parameters

$response : Response: HTTP response from an API operation.
$service : ServiceInterface: The ObjectStore service to associate with this ObjectStore resource object.

Return values

AbstractResource —

A concrete sub-class of AbstractResource.

generateUuid()


    public
            static    generateUuid() : mixed

Return values

mixed —

getCdnService()

For internal use only.


    public
                getCdnService() : Service

Return values

Service —

The CDN version of the ObjectStore service associated with this ObjectStore resource.

getClient()

For internal use only.


    public
                getClient() : Client

Return values

Client —

The HTTP client associated with the associated ObjectStore service.

getInstance()


    public
            static    getInstance() : static

Return values

static —

getLogger()

Returns the Logger object.


    public
                getLogger() : LoggerInterface

Return values

LoggerInterface —

getMetadata()

Returns metadata for this object.


    public
                getMetadata() : Metadata

Return values

Metadata —

Metadata set on this object.

getService()

For internal use only.


    public
                getService() : Service

Return values

Service —

The ObjectStore service associated with this ObjectStore resource.

hasLogger()


    public
                hasLogger() : bool

Return values

bool —

makeResourceIteratorOptions()


    public
                makeResourceIteratorOptions(mixed $resource) : mixed

Parameters

$resource : mixed

Return values

mixed —

populate()

Populates the current object based on an unknown data type.


    public
                populate(mixed $info[, mixed $setObjects = true ]) : mixed

Parameters

$info : mixed
$setObjects : mixed = true

Return values

mixed —

retrieveMetadata()

Retrieve metadata from the API. This method will then set and return this value.


    public
                retrieveMetadata() : Metadata

Return values

Metadata —

Metadata returned from the ObjectStore service for this object/container.

saveMetadata()

Push local metadata to the API, thereby executing a permanent save.


    public
                saveMetadata(array<string|int, mixed> $metadata[, bool $stockPrefix = true ]) : Response

Parameters

$metadata : array<string|int, mixed>: The array of values you want to set as metadata
$stockPrefix : bool = true: Whether to prepend each array key with the metadata-specific prefix. For objects, this would be X-Object-Meta-Foo => Bar

Return values

Response —

HTTP response from API operation.

setLogger()

Sets the logger.


    public
                setLogger([LoggerInterface $logger = null ]) : $this

Parameters

$logger : LoggerInterface = null

Return values

$this —

setMetadata()

Set the metadata (local-only) for this object. You must call saveMetadata to actually persist the metadata using the ObjectStore service.


    public
                setMetadata(array<string|int, mixed> $data[, bool $constructFromResponse = false ]) : AbstractResource

Parameters

$data : array<string|int, mixed>: Object/container metadata key/value pair array.
$constructFromResponse : bool = false: Whether the metadata key/value pairs were obtiained from an HTTP response of an ObjectStore API operation.

Return values

AbstractResource —

This object, with metadata set.

stockHeaders()

Prepend/stock the header names with a resource-specific prefix.


    public
            static    stockHeaders(array<string|int, mixed> $headers) : array<string|int, mixed>

Parameters

$headers : array<string|int, mixed>: Headers to use on ObjectStore resource.

Return values

array<string|int, mixed> —

Headers returned with appropriate prefix as expected by ObjectStore service.

stripNamespace()


    public
                stripNamespace(mixed $namespace) : mixed

Parameters

$namespace : mixed

Return values

mixed —

toCamel()

Convert a string to camelCase format.


    public
                toCamel( $string[, bool $capitalise = true ]) : mixed

Parameters

$string :
$capitalise : bool = true: Optional flag which allows for word capitalization.

Return values

mixed —

toUnderscores()

Convert string to underscore format.


    public
                toUnderscores( $string) : mixed

Parameters

$string :

Return values

mixed —

trimHeaders()

Trim headers of their resource-specific prefixes.


    public
            static    trimHeaders(array<string|int, mixed> $headers) : array<string|int, mixed>

For internal use only.

Parameters

$headers : array<string|int, mixed>: Headers as returned from an HTTP response

Return values

array<string|int, mixed> —

Trimmed headers

unsetMetadataItem()

To delete or unset a particular metadata item.


    public
                unsetMetadataItem( $key) : Response

Parameters

$key :: Metadata key to unset

Return values

Response —

HTTP response returned from API operation to unset metadata item.

url()


    public
                url([mixed $path = null ][, array<string|int, mixed> $query = array() ]) : mixed

Parameters

$path : mixed = null
$query : array<string|int, mixed> = array()

Return values

mixed —

getJsonHeader()


    protected
            static    getJsonHeader() : mixed

Return values

mixed —

getPatchHeaders()


    protected
            static    getPatchHeaders() : mixed

Return values

mixed —

getProperty()

Grab value out of the data array.


    protected
                getProperty(string $property) : mixed

Parameters

$property : string

Return values

mixed —

headerIsValidMetadata()


    protected
            static    headerIsValidMetadata(mixed $header) : mixed

Parameters

$header : mixed

Return values

mixed —

propertyExists()

Basic check to see whether property exists.


    protected
                propertyExists(string $property[, bool $allowRetry = true ]) : bool

Parameters

$property : string: The property name being investigated.
$allowRetry : bool = true: If set to TRUE, the check will try to format the name in underscores because there are sometimes discrepancies between camelCaseNames and underscore_names.

Return values

bool —

setProperty()

We can set a property under three conditions:


    protected
                setProperty(mixed $property, mixed $value) : mixed

If it has a concrete setter: setProperty()
If the property exists
If the property name's prefix is in an approved list

Parameters

$property : mixed
$value : mixed

Return values

mixed —

stripPrefix()

Strip an individual header name of its resource-specific prefix.


    protected
            static    stripPrefix( $header) : mixed

Parameters

$header :

Return values

mixed —

checkAttributePrefix()

Checks the attribute $property and only permits it if the prefix is in the specified $prefixes array


    private
                checkAttributePrefix(string $property) : bool

This is to support extension namespaces in some services.

Parameters

$property : string: the name of the attribute

Return values

bool —

isAccessible()

Does the property exist in the object variable list (i.e. does it have public or protected visibility?)


    private
                isAccessible( $property) : bool

Parameters

$property :

Return values

bool —