Oihana PHP System

StatisticsSummary extends Statistics uses HasReceivables, HasReceivablesTrait, HasTradingMeasures, HasTradingMeasuresTrait, HasUninvoicedTrade, HasUninvoicedTradeTrait, StatisticsSummaryTrait

Several records, added together.

A Statistics whose figures are not one counterparty's but the sum of a selection โ€” a portfolio over a year, a branch, a range of goods. It carries the same ten measures as any record (HasTradingMeasures), each summed term by term : the January of the summary is the sum of the Januaries, the February the sum of the Februaries, and so on over the twelve positions. That is what lets a reader draw the monthly curve of a set.

It also carries the four series of the trade that is not invoiced yet (HasUninvoicedTrade), which a SellerStatistics record may hold beside the ten measures, summed the same way. ๐Ÿšจ They are declared here so that a summary does not lose them : the constructor keeps only the properties a class declares and drops the others without a word, so a sum of salespeople's records built without them would come out with their uninvoicedRevenue, uninvoicedCostPrice, uninvoicedPurchaseCost and orderBacklog gone. A summary of any other family leaves them unset, and they are not serialized.

โš ๏ธ A summed uninvoicedCostPrice or uninvoicedPurchaseCost only prices the records that carried one. When some of the summed records hold uninvoicedRevenue without that cost, the summed cost falls short of the summed revenue, and a margin read from the two comes out too high. Whoever builds the summary sums only records that carry both, or says it did not.

And it carries what is owed and late (HasReceivables), which a CustomerReceivables record holds instead of the ten measures, declared here for the same reason. The amounts sum term by term โ€” the overdue of a portfolio is the sum of its customers' โ€”, and so does numberOfDocuments ; ๐Ÿšจ daysLate does not : ten customers ninety days late are not nine hundred days late. Whoever builds the summary takes the largest, or leaves it out, and says which.

๐Ÿ”‘ And a summary of such records is dated, as they are. A receivables record is a snapshot โ€” true on its CustomerReceivables::$observationDate and on no other day โ€”, so a sum of them is a snapshot too : it carries the same date under the same name (StatisticsSummary::$observationDate) and no Statistics::$year, which stays unset and is not serialized. A summary of a year of trade does the opposite : a year, and no reading date. Declared here for the reason every other key is : a date the class does not declare would be dropped by the constructor, and the summary would not say which day it was read on.

๐Ÿ”‘ One class for every family, because a summary loses the only thing that told them apart. CustomerStatistics and ProviderStatistics differ by their subject and by the dimensions a subject carries ; the ten measures are the same on both sides, and three of the six families add nothing at all. Writing one summary class per family would produce classes identical down to the last property.

And the reader still knows which side of the trade is being read : Statistics::$direction is inherited and stays true โ€” a sum of sales is a sale.

๐Ÿšจ about has two states, and the difference is the whole contract.

  • Absent when the summary answers for a plain selection : it is about no one, and saying null would claim the subject is unknown where the truth is that the question does not apply. The property is inherited and simply never assigned โ€” declared without a default, it stays uninitialized, and the serialization skips it.
  • Set to the grouping key when the selection was grouped by a dimension : a summary grouped by point of sale is ยซ the figures of warehouse 400 ยป, and that warehouse is its subject. The inherited union already accepts it.

โš ๏ธ There is only one about, so a grouping over two dimensions at once has nowhere to say so. That is a design question the day it is needed, not an oversight.

โš ๏ธ This class stores a result ; it computes nothing. The summing belongs to whoever reads the records โ€” the library only models the shape, as it does for AgingSummary.

$summary = new StatisticsSummary
([
    StatisticsSummary::YEAR            => 2024 ,
    StatisticsSummary::DIRECTION       => BusinessDocumentDirection::SALE ,
    StatisticsSummary::NUMBER_OF_ITEMS => 128 ,
    StatisticsSummary::REVENUE         => new ObservationSeries
    ([
        Oihana::UNIT_CODE => 'EUR' ,
        Oihana::VALUE     => 4820.50 ,                 // the total of the summed totals
        Oihana::VALUES    => [ 401.20 , 388.00 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 ] ,
    ]) ,
]) ;

$summary->about ?? null ; // null โ€” a summary of a plain selection is about no one
Tags
author

Marc Alcaraz (eKameleon)

since
1.5.0

Table of Contents

Constants

ABOUT  : string = 'about'
ASSIGNED_COMPANY  : string = 'assignedCompany'
AVERAGE_COST  : string = 'averageCost'
AVERAGE_MARGIN  : string = 'averageMargin'
CONTEXT  : string = \xyz\oihana\schema\constants\Oihana::SCHEMA
The @context of the json-ld representation of the thing.
COST_PRICE  : string = 'costPrice'
DAYS_LATE  : string = 'daysLate'
DIRECTION  : string = 'direction'
DOUBTFUL  : string = 'doubtful'
GROSS_MARGIN  : string = 'grossMargin'
JSON_PRIORITY_KEYS  : array<string|int, mixed> = [\org\schema\constants\Schema::AT_TYPE, \org\sc...
Defines the priority order of keys when serializing the object to JSON-LD.
NUMBER_OF_DOCUMENTS  : string = 'numberOfDocuments'
NUMBER_OF_ITEMS  : string = 'numberOfItems'
OBSERVATION_DATE  : string = 'observationDate'
OBSERVATION_PERIOD  : string = 'observationPeriod'
ORDER_BACKLOG  : string = 'orderBacklog'
OVERDUE  : string = 'overdue'
OVERDUE_1_TO_30  : string = 'overdue1To30'
OVERDUE_31_TO_60  : string = 'overdue31To60'
OVERDUE_61_TO_90  : string = 'overdue61To90'
OVERDUE_OVER_90  : string = 'overdueOver90'
PURCHASE_COST  : string = 'purchaseCost'
PURCHASE_MARGIN  : string = 'purchaseMargin'
QUANTITY  : string = 'quantity'
REVENUE  : string = 'revenue'
UNINVOICED_COST_PRICE  : string = 'uninvoicedCostPrice'
UNINVOICED_PURCHASE_COST  : string = 'uninvoicedPurchaseCost'
UNINVOICED_REVENUE  : string = 'uninvoicedRevenue'
VOLUME  : string = 'volume'
WEIGHT  : string = 'weight'
YEAR  : string = 'year'

Properties

$_from  : string|null
The metadata to indicates the edge 'from' identifier.
$_id  : null|string
The metadata identifier of the item.
$_key  : null|string
The metadata unique key identifier of the thing.
$_rev  : null|string
The metadata revision value of the thing.
$_to  : string|null
The metadata to indicates the edge 'to' identifier.
$about  : null|int|string|array<string|int, mixed>|Thing
The entity these figures are about.
$active  : bool|null
The visibility flag.
$additionalType  : array<string|int, mixed>|string|null|object
An additionalType for the item.
$alternateName  : string|object|array<string|int, mixed>|null
An alias for the item.
$assignedCompany  : null|int|string|array<string|int, mixed>|Organization
The company these figures were measured for.
$averageCost  : null|array<string|int, mixed>|ObservationSeries
The trade valued at the weighted average cost of what was sold.
$averageMargin  : null|array<string|int, mixed>|ObservationSeries
The margin over {@see HasTradingMeasures::$averageCost}.
$costPrice  : null|array<string|int, mixed>|ObservationSeries
The trade valued at cost price โ€” the purchase price with the charges that ride along with it loaded on.
$created  : null|string
Date of creation of the resource.
$daysLate  : null|array<string|int, mixed>|ObservationSeries
How late the oldest piece past due is, in days, at the date the figures were read.
$description  : string|object|array<string|int, mixed>|null
A short description of the item.
$direction  : null|string|BusinessDocumentDirection
Which side of the trade these figures were measured on โ€” sales or purchases, from the operator's point of view.
$disambiguatingDescription  : string|null
A sub property of description. A short description of the item used to disambiguate from other, similar items. Information from other properties (in particular, name) may be necessary for the description to be useful for disambiguation.
$doubtful  : null|array<string|int, mixed>|ObservationSeries
The part of {@see HasReceivables::$overdue} booked on doubtful accounts โ€” the pieces the books have moved out of the customer's ordinary account because their recovery is in doubt.
$grossMargin  : null|array<string|int, mixed>|ObservationSeries
The margin over {@see HasTradingMeasures::$costPrice} โ€” the gross margin.
$hasPart  : string|Thing|array<string|int, Thing>|null
Indicates an item that this part of this item.
$id  : null|int|string
The unique identifier of the item.
$identifier  : string|null
The identifier of the item.
$image  : string|ImageObject|array<string|int, ImageObject|string>|null
The image reference of this resource.
$isPartOf  : string|Thing|array<string|int, Thing>|null
Indicates an item that this item is part of.
$license  : string|object|null
A legal document giving official permission to do something with the resource.
$mainEntityOfPage  : string|null
Indicates a page (or other CreativeWork) for which this thing is the main entity being described.
$modified  : null|string
Date on which the resource was changed.
$name  : int|string|null
The name of the item.
$numberOfDocuments  : null|int
How many pieces past due make up {@see HasReceivables::$overdue}, credit notes included.
$numberOfItems  : int|null
How many records were summed to produce this line.
$observationDate  : null|string
The date the summed records were read at, as an ISO 8601 date (`2026-09-22`).
$observationPeriod  : null|string
The step the series inside this record are cut at, as an ISO 8601 duration โ€” `P1M` for one value a month, `P1W` a week, `P1D` a day.
$orderBacklog  : null|array<string|int, mixed>|ObservationSeries
What is ordered and not yet delivered, filed under the month the delivery is planned for.
$overdue  : null|array<string|int, mixed>|ObservationSeries
What is owed and past its due date, at the date the figures were read : the sum of the balances of the pieces not settled whose due date has passed, credit notes deducted.
$overdue1To30  : null|array<string|int, mixed>|ObservationSeries
The part of {@see HasReceivables::$overdue} due between 1 and 30 days ago.
$overdue31To60  : null|array<string|int, mixed>|ObservationSeries
The part of {@see HasReceivables::$overdue} due between 31 and 60 days ago.
$overdue61To90  : null|array<string|int, mixed>|ObservationSeries
The part of {@see HasReceivables::$overdue} due between 61 and 90 days ago.
$overdueOver90  : null|array<string|int, mixed>|ObservationSeries
The part of {@see HasReceivables::$overdue} due more than 90 days ago.
$owner  : null|string|Thing
The owner of this Thing.
$potentialAction  : array<string|int, mixed>|Action|null
Indicates a potential Action, which describes an idealized action in which this thing would play an 'object' role.
$publisher  : string|array<string|int, string|Person|Organization>|Person|Organization|null
The publisher of the resource.
$purchaseCost  : null|array<string|int, mixed>|ObservationSeries
The trade valued at the price paid for the goods.
$purchaseMargin  : null|array<string|int, mixed>|ObservationSeries
The margin over {@see HasTradingMeasures::$purchaseCost}.
$quantity  : null|array<string|int, mixed>|ObservationSeries
How much was traded, in the units the items are counted in.
$revenue  : null|array<string|int, mixed>|ObservationSeries
What the trade earned โ€” the amount invoiced.
$sameAs  : string|array<string|int, mixed>|null
URL of a reference Web page that unambiguously indicates the item's identity.
$subjectOf  : null|string|array<string|int, mixed>|CreativeWork|Event
A CreativeWork or Event about this Thing.
$uninvoicedCostPrice  : null|array<string|int, mixed>|ObservationSeries
The cost price of what was delivered and not yet invoiced, month by month โ€” the cost of {@see HasUninvoicedTrade::$uninvoicedRevenue}, filed under the same month.
$uninvoicedPurchaseCost  : null|array<string|int, mixed>|ObservationSeries
The purchase cost of what was delivered and not yet invoiced, month by month โ€” the purchase cost of {@see HasUninvoicedTrade::$uninvoicedRevenue}, filed under the same month.
$uninvoicedRevenue  : null|array<string|int, mixed>|ObservationSeries
What was delivered and not yet invoiced, month by month.
$url  : int|string|null
URL of the item.
$volume  : null|array<string|int, mixed>|ObservationSeries
The space the traded goods took up.
$weight  : null|array<string|int, mixed>|ObservationSeries
What the traded goods weighed.
$year  : null|int
The calendar year these figures cover.
$atContext  : string|null
The JSON-LD `@context` value.
$atType  : string|null
The JSON-LD `@type` value.
$DEFAULT_JSON_SERIALIZE_OPTIONS  : array<string|int, mixed>
The default static jsonSerialize options (class-level configuration).
$schemaTypeCache  : array<string, string>
Internal cache for resolved schema types.

Methods

__construct()  : mixed
Constructor to hydrate public properties from an array or stdClass.
getJsonSerializeOptions()  : array<string|int, mixed>
Returns the default JSON serialization options.
getSchemaType()  : string
Returns the fully qualified URI of the schema type.
jsonSerialize()  : array<string|int, mixed>
Serializes the current object into a JSON-LD array.
withAtContext()  : $this
Sets the internal JSON-LD `@context` attribute.
withAtType()  : $this
Sets the internal JSON-LD `@type` attribute.
withJSONLDMeta()  : $this
Initializes both JSON-LD metadata: `@type` and `@context`.

Constants

CONTEXT

The @context of the json-ld representation of the thing.

public string CONTEXT = \xyz\oihana\schema\constants\Oihana::SCHEMA

JSON_PRIORITY_KEYS

Defines the priority order of keys when serializing the object to JSON-LD.

public array<string|int, mixed> JSON_PRIORITY_KEYS = [\org\schema\constants\Schema::AT_TYPE, \org\schema\constants\Schema::AT_CONTEXT, \org\schema\constants\Schema::_KEY, \org\schema\constants\Schema::_FROM, \org\schema\constants\Schema::_TO, \org\schema\constants\Schema::ID, \org\schema\constants\Schema::NAME, \org\schema\constants\Schema::URL, \org\schema\constants\Schema::CREATED, \org\schema\constants\Schema::MODIFIED]

Keys listed here will always appear first in the serialized array, in the order specified. All remaining public properties will be sorted alphabetically after these priority keys.

This ensures that important JSON-LD metadata and system fields (like @type, @context, _key, id, url, created, modified, etc.) appear at the top of the output for consistency and readability.

Usage:

$orderedKeys = self::JSON_PRIORITY_KEYS;

Notes:

  • Can be overridden in a subclass by redefining the constant.
  • Late static binding (static::JSON_PRIORITY_KEYS) allows child classes to modify the serialization order.

List of JSON-LD keys in priority order.

Properties

$_from

The metadata to indicates the edge 'from' identifier.

public string|null $_from

$_id

The metadata identifier of the item.

public null|string $_id

$_key

The metadata unique key identifier of the thing.

public null|string $_key

$_rev

The metadata revision value of the thing.

public null|string $_rev

$_to

The metadata to indicates the edge 'to' identifier.

public string|null $_to

$about

The entity these figures are about.

public null|int|string|array<string|int, mixed>|Thing $about

Holds the raw reference as read from the source (a business code), or the resolved subject. Left untyped beyond Thing on purpose : each family names its own subject by redeclaring the property with the same union and its own #[HydrateAs], which is what lets Reflection::hydrate() read a joined row back as the right class while a bare code is left as read.

Tags
since
1.4.0

$active

The visibility flag.

public bool|null $active

$additionalType

An additionalType for the item.

public array<string|int, mixed>|string|null|object $additionalType

$alternateName

An alias for the item.

public string|object|array<string|int, mixed>|null $alternateName

$assignedCompany

The company these figures were measured for.

public null|int|string|array<string|int, mixed>|Organization $assignedCompany

A code, or the resolved organization. Statistics are commonly kept per legal entity as well as consolidated over all of them ; keeping the entity on the record is what lets a reader tell one from the other, and what a consumer scopes a reader's perimeter by.

Reuses the name, the shape and the meaning Customer::$assignedCompany already carries.

Tags
since
1.4.0

$averageCost

The trade valued at the weighted average cost of what was sold.

public null|array<string|int, mixed>|ObservationSeries $averageCost

The middle of the three costs : what the goods stood at in inventory when they left it, rather than what the last purchase order paid (HasTradingMeasures::$purchaseCost) or what they end up costing once the charges around them are loaded on (HasTradingMeasures::$costPrice).

Tags
since
1.4.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$averageMargin

The margin over {@see HasTradingMeasures::$averageCost}.

public null|array<string|int, mixed>|ObservationSeries $averageMargin
Tags
since
1.4.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$costPrice

The trade valued at cost price โ€” the purchase price with the charges that ride along with it loaded on.

public null|array<string|int, mixed>|ObservationSeries $costPrice

The cost a margin is read against when the question is whether the trade paid for itself, rather than whether it was bought well.

Tags
since
1.4.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$created

Date of creation of the resource.

public null|string $created

$daysLate

How late the oldest piece past due is, in days, at the date the figures were read.

public null|array<string|int, mixed>|ObservationSeries $daysLate

One figure for the whole record โ€” the longest wait, not an average โ€”, with the UN/CEFACT day code DAY as its unit. Absent when nothing is past due. A maximum, never a sum : see HasReceivables.

Tags
since
1.5.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$description

A short description of the item.

public string|object|array<string|int, mixed>|null $description

$direction

Which side of the trade these figures were measured on โ€” sales or purchases, from the operator's point of view.

public null|string|BusinessDocumentDirection $direction

The same enumeration, the same name and the same meaning as BusinessDocument::$direction : a figure and the document it was computed from say it the same way.

Tags
since
1.4.0

$disambiguatingDescription

A sub property of description. A short description of the item used to disambiguate from other, similar items. Information from other properties (in particular, name) may be necessary for the description to be useful for disambiguation.

public string|null $disambiguatingDescription

$doubtful

The part of {@see HasReceivables::$overdue} booked on doubtful accounts โ€” the pieces the books have moved out of the customer's ordinary account because their recovery is in doubt.

public null|array<string|int, mixed>|ObservationSeries $doubtful

A part of overdue, never an addition to it : doubtful โ‰ค overdue. Absent when nothing is booked that way.

Tags
since
1.5.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$grossMargin

The margin over {@see HasTradingMeasures::$costPrice} โ€” the gross margin.

public null|array<string|int, mixed>|ObservationSeries $grossMargin

The one a trading business steers by : what the trade earned once the goods it consumed are counted at what they truly cost.

Tags
since
1.4.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$hasPart

Indicates an item that this part of this item.

public string|Thing|array<string|int, Thing>|null $hasPart

$id

The unique identifier of the item.

public null|int|string $id

$identifier

The identifier of the item.

public string|null $identifier

$isPartOf

Indicates an item that this item is part of.

public string|Thing|array<string|int, Thing>|null $isPartOf

$license

A legal document giving official permission to do something with the resource.

public string|object|null $license

$mainEntityOfPage

Indicates a page (or other CreativeWork) for which this thing is the main entity being described.

public string|null $mainEntityOfPage

$modified

Date on which the resource was changed.

public null|string $modified

$name

The name of the item.

public int|string|null $name

$numberOfDocuments

How many pieces past due make up {@see HasReceivables::$overdue}, credit notes included.

public null|int $numberOfDocuments

A plain count, not a measure : it has no unit and no series, and it adds up across records the way StatisticsSummary::$numberOfItems counts records. It tells one large invoice from fifteen small ones, which are not chased the same way.

Tags
since
1.5.0

$numberOfItems

How many records were summed to produce this line.

public int|null $numberOfItems

๐Ÿšจ It counts records, not counterparties. A source that writes one record per counterparty per year and per operating company makes a counterparty traded with by two companies weigh two records โ€” and this property counts it twice. A reader captioning it ยซ customers ยป rather than ยซ records ยป states a number that was never measured.

Reuses the name schema.org gives the same idea on ItemList::$numberOfItems, without the list itself : a summary has melted its members, it does not enumerate them.

Tags
since
1.5.0

$observationDate

The date the summed records were read at, as an ISO 8601 date (`2026-09-22`).

public null|string $observationDate

Set on a summary of records that are snapshots (CustomerReceivables), whose figures are true on one day and on no other : their sum is true on that same day. Left unset on a summary of a year of trade, which is dated by Statistics::$year instead โ€” the two never coexist, and neither is serialized when unset.

Same term, same format as CustomerReceivables::$observationDate and Observation::$observationDate.

Tags
since
1.5.0

$observationPeriod

The step the series inside this record are cut at, as an ISO 8601 duration โ€” `P1M` for one value a month, `P1W` a week, `P1D` a day.

public null|string $observationPeriod

Stated on the record rather than on each measure : every series of a given record is cut the same way, and saying it twelve times is twelve chances to disagree. Same term, same format as Observation::$observationPeriod.

Tags
since
1.4.0

$orderBacklog

What is ordered and not yet delivered, filed under the month the delivery is planned for.

public null|array<string|int, mixed>|ObservationSeries $orderBacklog

Not a revenue : nothing of it is delivered, and a planned date can move. Not the quotes either : an order is an offer the customer has accepted. A month may lie in the future โ€” the backlog is the trade still to come โ€” and a past month may still hold some : a delivery planned for it that has not happened.

Transitional, and a run only โ€” see HasUninvoicedTrade.

Tags
since
1.5.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$overdue

What is owed and past its due date, at the date the figures were read : the sum of the balances of the pieces not settled whose due date has passed, credit notes deducted.

public null|array<string|int, mixed>|ObservationSeries $overdue

Not what is due later, not what a bill of exchange awaiting acceptance covers, not what is settled. The sum of the four buckets, to the cent.

Tags
since
1.5.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$overdue1To30

The part of {@see HasReceivables::$overdue} due between 1 and 30 days ago.

public null|array<string|int, mixed>|ObservationSeries $overdue1To30
Tags
since
1.5.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$overdue31To60

The part of {@see HasReceivables::$overdue} due between 31 and 60 days ago.

public null|array<string|int, mixed>|ObservationSeries $overdue31To60
Tags
since
1.5.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$overdue61To90

The part of {@see HasReceivables::$overdue} due between 61 and 90 days ago.

public null|array<string|int, mixed>|ObservationSeries $overdue61To90
Tags
since
1.5.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$overdueOver90

The part of {@see HasReceivables::$overdue} due more than 90 days ago.

public null|array<string|int, mixed>|ObservationSeries $overdueOver90
Tags
since
1.5.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$owner

The owner of this Thing.

public null|string|Thing $owner

Represents any entity (person, organization, system, or other object) that can be considered the possessor of this Thing.

$potentialAction

Indicates a potential Action, which describes an idealized action in which this thing would play an 'object' role.

public array<string|int, mixed>|Action|null $potentialAction

$purchaseCost

The trade valued at the price paid for the goods.

public null|array<string|int, mixed>|ObservationSeries $purchaseCost
Tags
since
1.4.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$purchaseMargin

The margin over {@see HasTradingMeasures::$purchaseCost}.

public null|array<string|int, mixed>|ObservationSeries $purchaseMargin
Tags
since
1.4.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$quantity

How much was traded, in the units the items are counted in.

public null|array<string|int, mixed>|ObservationSeries $quantity

โš ๏ธ Homogeneous only within one item. A figure spanning several items adds square metres to cubic metres to pieces ; it is worth reading per article, and worth distrusting as a total. HasTradingMeasures::$volume and HasTradingMeasures::$weight are the two that add up whatever was sold.

Tags
since
1.4.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$revenue

What the trade earned โ€” the amount invoiced.

public null|array<string|int, mixed>|ObservationSeries $revenue
Tags
since
1.4.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$sameAs

URL of a reference Web page that unambiguously indicates the item's identity.

public string|array<string|int, mixed>|null $sameAs

E.g. the URL of the item's Wikipedia page, Wikidata entry, or official website.

$subjectOf

A CreativeWork or Event about this Thing.

public null|string|array<string|int, mixed>|CreativeWork|Event $subjectOf

$uninvoicedCostPrice

The cost price of what was delivered and not yet invoiced, month by month โ€” the cost of {@see HasUninvoicedTrade::$uninvoicedRevenue}, filed under the same month.

public null|array<string|int, mixed>|ObservationSeries $uninvoicedCostPrice

Read beside HasTradingMeasures::$costPrice as uninvoicedRevenue is read beside revenue : the two never overlap, and what was delivered in a month cost their sum. No margin series goes with it โ€” a reader subtracts the two runs it already has.

โš ๏ธ Absent is not zero. A record may carry uninvoicedRevenue without its cost, when its source cannot price what was delivered. A reader then has no margin to show for that record : reading the missing cost as zero would turn the whole revenue into margin.

Transitional, and a run only โ€” see HasUninvoicedTrade.

Tags
since
1.5.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$uninvoicedPurchaseCost

The purchase cost of what was delivered and not yet invoiced, month by month โ€” the purchase cost of {@see HasUninvoicedTrade::$uninvoicedRevenue}, filed under the same month.

public null|array<string|int, mixed>|ObservationSeries $uninvoicedPurchaseCost

Read beside HasTradingMeasures::$purchaseCost as uninvoicedRevenue is read beside revenue : the two never overlap, and what was delivered in a month was bought for their sum. No margin series goes with it โ€” a reader subtracts the two runs it already has.

โš ๏ธ Absent is not zero. A record may carry uninvoicedRevenue without its purchase cost, when its source cannot price what was delivered, or when its reader is not allowed to see a purchase cost. A reader then has no margin on the purchase cost to show for that record : reading the missing cost as zero would turn the whole revenue into margin.

Transitional, and a run only โ€” see HasUninvoicedTrade.

Tags
since
1.5.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$uninvoicedRevenue

What was delivered and not yet invoiced, month by month.

public null|array<string|int, mixed>|ObservationSeries $uninvoicedRevenue

Not the invoiced trade : that is HasTradingMeasures::$revenue, and the two never overlap โ€” what was delivered in a month is their sum. Not what is ordered and still to deliver : that is HasUninvoicedTrade::$orderBacklog.

A transitional run : once the month is invoiced its amounts leave this series for revenue, and a record whose deliveries are all invoiced carries no such series at all โ€” absent, not twelve zeros. A run only : no yearly value.

Tags
since
1.5.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$url

URL of the item.

public int|string|null $url

$volume

The space the traded goods took up.

public null|array<string|int, mixed>|ObservationSeries $volume
Tags
since
1.4.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$weight

What the traded goods weighed.

public null|array<string|int, mixed>|ObservationSeries $weight
Tags
since
1.4.0
Attributes
#[HydrateAs]
\xyz\oihana\schema\statistics\ObservationSeries::class

$year

The calendar year these figures cover.

public null|int $year

An integer : a year is compared, sorted and grouped far more often than it is printed, and 2025 does all three without a cast. The wider period a record covers, when it is not a plain year, belongs to temporalCoverage on whatever publishes it โ€” not here.

Tags
since
1.4.0

$atContext

The JSON-LD `@context` value.

protected string|null $atContext = null

Default is https://schema.org.

$atType

The JSON-LD `@type` value.

protected string|null $atType = null

This can be manually set or automatically inferred from the class name.

$DEFAULT_JSON_SERIALIZE_OPTIONS

The default static jsonSerialize options (class-level configuration).

protected static array<string|int, mixed> $DEFAULT_JSON_SERIALIZE_OPTIONS = []

$schemaTypeCache

Internal cache for resolved schema types.

private static array<string, string> $schemaTypeCache = []

Methods

__construct()

Constructor to hydrate public properties from an array or stdClass.

public __construct([array<string|int, mixed>|object|null $init = null ]) : mixed

This allows objects to be quickly populated with associative data without manually setting each property.

Parameters
$init : array<string|int, mixed>|object|null = null

A data array or object used to initialize the instance. Keys must match public property names.

Tags
throws
ReflectionException
example
use org\schema\Person;
use org\schema\constants\Prop;

$person = new Person
([
    Prop::NAME => 'Jane Doe',
    Prop::URL  => 'https://example.com/janedoe'
]);

echo $person->name; // Outputs: Jane Doe

getJsonSerializeOptions()

Returns the default JSON serialization options.

public getJsonSerializeOptions() : array<string|int, mixed>

This method determines how the jsonSerialize() output is reduced or compressed, etc. It can be overridden in child classes to customize serialization behavior.

Return values
array<string|int, mixed> —

Returns the reduction/compression options for JSON serialization.

getSchemaType()

Returns the fully qualified URI of the schema type.

public static getSchemaType() : string

This method combines the class's CONTEXT constant with its short name to produce a globally unique identifier for the entity type.

  • It uses Late Static Binding to ensure the correct context is retrieved even when called from an inherited class (e.g., Corporation vs. Affiliate).
  • Performance Optimization: Results are stored in a static cache ($schemaTypeCache) to avoid redundant Reflection calls during the same execution lifecycle.
Return values
string —

The absolute URI of the type (e.g., "https://schema.org/Thing"). ** @example

echo Thing::getSchemaType();      // https://schema.org/Thing
echo Affiliate::getSchemaType();  // https://schema.oihana.xyz/Pagination

jsonSerialize()

Serializes the current object into a JSON-LD array.

public jsonSerialize() : array<string|int, mixed>

Includes public properties, the JSON-LD @context and @type. Null values are automatically removed.

Tags
throws
ReflectionException

If reflection fails when accessing properties.

example
use org\schema\Person;
use org\schema\constants\Prop;

$person = new Person
([
    Prop::NAME => 'John Smith',
    Prop::ID   => 'jsmith-001'
]);

echo json_encode($person, JSON_PRETTY_PRINT);

Output:

{
   "@type": "Person",
   "@context": "https://schema.org",
   "id": "jsmith-001",
   "name": "John Smith"
}
Return values
array<string|int, mixed> —

JSON-LD representation of the object.

withAtContext()

Sets the internal JSON-LD `@context` attribute.

public withAtContext(string $context) : $this

Useful if you need a custom JSON-LD context.

Parameters
$context : string

Optional JSON-LD context.

Return values
$this

withAtType()

Sets the internal JSON-LD `@type` attribute.

public withAtType(string $type) : $this

Allows overriding the default type inferred from the class.

Parameters
$type : string

Optional JSON-LD type

Return values
$this

withJSONLDMeta()

Initializes both JSON-LD metadata: `@type` and `@context`.

public withJSONLDMeta([string|null $atType = null ][, string|null $atContext = null ]) : $this

Can be called from constructor or later to override default values.

Parameters
$atType : string|null = null

Optional JSON-LD type

$atContext : string|null = null

Optional JSON-LD context

Return values
$this
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