Adding upstream version 0.0~git20250501.71edba4.

Signed-off-by: Daniel Baumann <daniel@debian.org>
2025-05-18 22:06:39 +02:00 · 2025-05-18 22:06:39 +02:00 · c8085bda34
commit c8085bda34
parent c6ff472a6d
87 changed files with 24009 additions and 0 deletions
--- a/intransitive_activity.go
+++ b/intransitive_activity.go
@ -0,0 +1,377 @@
+package activitypub
+
+import (
+	"bytes"
+	"encoding/gob"
+	"fmt"
+	"io"
+	"time"
+	"unsafe"
+
+	"github.com/valyala/fastjson"
+)
+
+type IntransitiveActivities interface {
+	IntransitiveActivity | Question
+}
+
+// IntransitiveActivity Instances of IntransitiveActivity are a subtype of Activity representing intransitive actions.
+// The object property is therefore inappropriate for these activities.
+type IntransitiveActivity struct {
+	// ID provides the globally unique identifier for anActivity Pub Object or Link.
+	ID ID `jsonld:"id,omitempty"`
+	// Type identifies the Activity Pub Object or Link type. Multiple values may be specified.
+	Type ActivityVocabularyType `jsonld:"type,omitempty"`
+	// Name a simple, human-readable, plain-text name for the object.
+	// HTML markup MUST NOT be included. The name MAY be expressed using multiple language-tagged values.
+	Name NaturalLanguageValues `jsonld:"name,omitempty,collapsible"`
+	// Attachment identifies a resource attached or related to an object that potentially requires special handling.
+	// The intent is to provide a model that is at least semantically similar to attachments in email.
+	Attachment Item `jsonld:"attachment,omitempty"`
+	// AttributedTo identifies one or more entities to which this object is attributed. The attributed entities might not be Actors.
+	// For instance, an object might be attributed to the completion of another activity.
+	AttributedTo Item `jsonld:"attributedTo,omitempty"`
+	// Audience identifies one or more entities that represent the total population of entities
+	// for which the object can considered to be relevant.
+	Audience ItemCollection `jsonld:"audience,omitempty"`
+	// Content or textual representation of the Activity Pub Object encoded as a JSON string.
+	// By default, the value of content is HTML.
+	// The mediaType property can be used in the object to indicate a different content type.
+	// (The content MAY be expressed using multiple language-tagged values.)
+	Content NaturalLanguageValues `jsonld:"content,omitempty,collapsible"`
+	// Context identifies the context within which the object exists or an activity was performed.
+	// The notion of "context" used is intentionally vague.
+	// The intended function is to serve as a means of grouping objects and activities that share a
+	// common originating context or purpose. An example could be all activities relating to a common project or event.
+	Context Item `jsonld:"context,omitempty"`
+	// MediaType when used on an Object, identifies the MIME media type of the value of the content property.
+	// If not specified, the content property is assumed to contain text/html content.
+	MediaType MimeType `jsonld:"mediaType,omitempty"`
+	// EndTime the date and time describing the actual or expected ending time of the object.
+	// When used with an Activity object, for instance, the endTime property specifies the moment
+	// the activity concluded or is expected to conclude.
+	EndTime time.Time `jsonld:"endTime,omitempty"`
+	// Generator identifies the entity (e.g. an application) that generated the object.
+	Generator Item `jsonld:"generator,omitempty"`
+	// Icon indicates an entity that describes an icon for this object.
+	// The image should have an aspect ratio of one (horizontal) to one (vertical)
+	// and should be suitable for presentation at a small size.
+	Icon Item `jsonld:"icon,omitempty"`
+	// Image indicates an entity that describes an image for this object.
+	// Unlike the icon property, there are no aspect ratio or display size limitations assumed.
+	Image Item `jsonld:"image,omitempty"`
+	// InReplyTo indicates one or more entities for which this object is considered a response.
+	InReplyTo Item `jsonld:"inReplyTo,omitempty"`
+	// Location indicates one or more physical or logical locations associated with the object.
+	Location Item `jsonld:"location,omitempty"`
+	// Preview identifies an entity that provides a preview of this object.
+	Preview Item `jsonld:"preview,omitempty"`
+	// Published the date and time at which the object was published
+	Published time.Time `jsonld:"published,omitempty"`
+	// Replies identifies a Collection containing objects considered to be responses to this object.
+	Replies Item `jsonld:"replies,omitempty"`
+	// StartTime the date and time describing the actual or expected starting time of the object.
+	// When used with an Activity object, for instance, the startTime property specifies
+	// the moment the activity began or is scheduled to begin.
+	StartTime time.Time `jsonld:"startTime,omitempty"`
+	// Summary a natural language summarization of the object encoded as HTML.
+	// *Multiple language tagged summaries may be provided.)
+	Summary NaturalLanguageValues `jsonld:"summary,omitempty,collapsible"`
+	// Tag one or more "tags" that have been associated with an objects. A tag can be any kind of Activity Pub Object.
+	// The key difference between attachment and tag is that the former implies association by inclusion,
+	// while the latter implies associated by reference.
+	Tag ItemCollection `jsonld:"tag,omitempty"`
+	// Updated the date and time at which the object was updated
+	Updated time.Time `jsonld:"updated,omitempty"`
+	// URL identifies one or more links to representations of the object
+	URL Item `jsonld:"url,omitempty"`
+	// To identifies an entity considered to be part of the public primary audience of an Activity Pub Object
+	To ItemCollection `jsonld:"to,omitempty"`
+	// Bto identifies anActivity Pub Object that is part of the private primary audience of this Activity Pub Object.
+	Bto ItemCollection `jsonld:"bto,omitempty"`
+	// CC identifies anActivity Pub Object that is part of the public secondary audience of this Activity Pub Object.
+	CC ItemCollection `jsonld:"cc,omitempty"`
+	// BCC identifies one or more Objects that are part of the private secondary audience of this Activity Pub Object.
+	BCC ItemCollection `jsonld:"bcc,omitempty"`
+	// Duration when the object describes a time-bound resource, such as an audio or video, a meeting, etc,
+	// the duration property indicates the object's approximate duration.
+	// The value must be expressed as an xsd:duration as defined by [ xmlschema11-2],
+	// section 3.3.6 (e.g. a period of 5 seconds is represented as "PT5S").
+	Duration time.Duration `jsonld:"duration,omitempty"`
+	// This is a list of all Like activities with this object as the object property, added as a side effect.
+	// The likes collection MUST be either an OrderedCollection or a Collection and MAY be filtered on privileges
+	// of an authenticated user or as appropriate when no authentication is given.
+	Likes Item `jsonld:"likes,omitempty"`
+	// This is a list of all Announce activities with this object as the object property, added as a side effect.
+	// The shares collection MUST be either an OrderedCollection or a Collection and MAY be filtered on privileges
+	// of an authenticated user or as appropriate when no authentication is given.
+	Shares Item `jsonld:"shares,omitempty"`
+	// Source property is intended to convey some sort of source from which the content markup was derived,
+	// as a form of provenance, or to support future editing by clients.
+	// In general, clients do the conversion from source to content, not the other way around.
+	Source Source `jsonld:"source,omitempty"`
+	// CanReceiveActivities describes one or more entities that either performed or are expected to perform the activity.
+	// Any single activity can have multiple actors. The actor may be specified using an indirect Link.
+	Actor CanReceiveActivities `jsonld:"actor,omitempty"`
+	// Target describes the indirect object, or target, of the activity.
+	// The precise meaning of the target is largely dependent on the type of action being described
+	// but will often be the object of the English preposition "to".
+	// For instance, in the activity "John added a movie to his wishlist",
+	// the target of the activity is John's wishlist. An activity can have more than one target.
+	Target Item `jsonld:"target,omitempty"`
+	// Result describes the result of the activity. For instance, if a particular action results in the creation
+	// of a new resource, the result property can be used to describe that new resource.
+	Result Item `jsonld:"result,omitempty"`
+	// Origin describes an indirect object of the activity from which the activity is directed.
+	// The precise meaning of the origin is the object of the English preposition "from".
+	// For instance, in the activity "John moved an item to List B from List A", the origin of the activity is "List A".
+	Origin Item `jsonld:"origin,omitempty"`
+	// Instrument identifies one or more objects used (or to be used) in the completion of an Activity.
+	Instrument Item `jsonld:"instrument,omitempty"`
+}
+
+type (
+	// Arrive is an IntransitiveActivity that indicates that the actor has arrived at the location.
+	// The origin can be used to identify the context from which the actor originated.
+	// The target typically has no defined meaning.
+	Arrive = IntransitiveActivity
+
+	// Travel indicates that the actor is traveling to target from origin.
+	// Travel is an IntransitiveObject whose actor specifies the direct object.
+	// If the target or origin are not specified, either can be determined by context.
+	Travel = IntransitiveActivity
+)
+
+// Recipients performs recipient de-duplication on the IntransitiveActivity's To, Bto, CC and BCC properties
+func (i *IntransitiveActivity) Recipients() ItemCollection {
+	aud := i.Audience
+	return ItemCollectionDeduplication(&i.To, &i.CC, &i.Bto, &i.BCC, &ItemCollection{i.Actor}, &aud)
+}
+
+// Clean removes Bto and BCC properties
+func (i *IntransitiveActivity) Clean() {
+	_ = OnObject(i, func(o *Object) error {
+		o.Clean()
+		return nil
+	})
+}
+
+// GetType returns the ActivityVocabulary type of the current Intransitive Activity
+func (i IntransitiveActivity) GetType() ActivityVocabularyType {
+	return i.Type
+}
+
+// IsLink returns false for Activity objects
+func (i IntransitiveActivity) IsLink() bool {
+	return false
+}
+
+// GetID returns the ID corresponding to the IntransitiveActivity object
+func (i IntransitiveActivity) GetID() ID {
+	return i.ID
+}
+
+// GetLink returns the IRI corresponding to the IntransitiveActivity object
+func (i IntransitiveActivity) GetLink() IRI {
+	return IRI(i.ID)
+}
+
+// IsObject returns true for IntransitiveActivity objects
+func (i IntransitiveActivity) IsObject() bool {
+	return true
+}
+
+// IsCollection returns false for IntransitiveActivity objects
+func (i IntransitiveActivity) IsCollection() bool {
+	return false
+}
+
+// UnmarshalJSON decodes an incoming JSON document into the receiver object.
+func (i *IntransitiveActivity) UnmarshalJSON(data []byte) error {
+	p := fastjson.Parser{}
+	val, err := p.ParseBytes(data)
+	if err != nil {
+		return err
+	}
+	return JSONLoadIntransitiveActivity(val, i)
+}
+
+// MarshalJSON encodes the receiver object to a JSON document.
+func (i IntransitiveActivity) MarshalJSON() ([]byte, error) {
+	b := make([]byte, 0)
+	JSONWrite(&b, '{')
+
+	if !JSONWriteIntransitiveActivityValue(&b, i) {
+		return nil, nil
+	}
+	JSONWrite(&b, '}')
+	return b, nil
+}
+
+// UnmarshalBinary implements the encoding.BinaryUnmarshaler interface.
+func (i *IntransitiveActivity) UnmarshalBinary(data []byte) error {
+	return i.GobDecode(data)
+}
+
+// MarshalBinary implements the encoding.BinaryMarshaler interface.
+func (i IntransitiveActivity) MarshalBinary() ([]byte, error) {
+	return i.GobEncode()
+}
+
+func (i IntransitiveActivity) GobEncode() ([]byte, error) {
+	mm := make(map[string][]byte)
+	hasData, err := mapIntransitiveActivityProperties(mm, &i)
+	if err != nil {
+		return nil, err
+	}
+	if !hasData {
+		return []byte{}, nil
+	}
+	bb := bytes.Buffer{}
+	g := gob.NewEncoder(&bb)
+	if err := g.Encode(mm); err != nil {
+		return nil, err
+	}
+	return bb.Bytes(), nil
+}
+
+func (i *IntransitiveActivity) GobDecode(data []byte) error {
+	if len(data) == 0 {
+		return nil
+	}
+	mm, err := gobDecodeObjectAsMap(data)
+	if err != nil {
+		return err
+	}
+	return unmapIntransitiveActivityProperties(mm, i)
+}
+
+// IntransitiveActivityNew initializes a intransitive activity
+func IntransitiveActivityNew(id ID, typ ActivityVocabularyType) *IntransitiveActivity {
+	if !IntransitiveActivityTypes.Contains(typ) {
+		typ = IntransitiveActivityType
+	}
+	i := IntransitiveActivity{ID: id, Type: typ}
+	i.Name = NaturalLanguageValuesNew()
+	i.Content = NaturalLanguageValuesNew()
+
+	return &i
+}
+
+// ToIntransitiveActivity tries to convert it Item to an IntransitiveActivity object
+func ToIntransitiveActivity(it Item) (*IntransitiveActivity, error) {
+	switch i := it.(type) {
+	case *IntransitiveActivity:
+		return i, nil
+	case IntransitiveActivity:
+		return &i, nil
+	case *Question:
+		return (*IntransitiveActivity)(unsafe.Pointer(i)), nil
+	case Question:
+		return (*IntransitiveActivity)(unsafe.Pointer(&i)), nil
+	case *Activity:
+		return (*IntransitiveActivity)(unsafe.Pointer(i)), nil
+	case Activity:
+		return (*IntransitiveActivity)(unsafe.Pointer(&i)), nil
+	default:
+		return reflectItemToType[IntransitiveActivity](it)
+	}
+}
+
+// ArriveNew initializes an Arrive activity
+func ArriveNew(id ID) *Arrive {
+	a := IntransitiveActivityNew(id, ArriveType)
+	o := Arrive(*a)
+	return &o
+}
+
+// TravelNew initializes a Travel activity
+func TravelNew(id ID) *Travel {
+	a := IntransitiveActivityNew(id, TravelType)
+	o := Travel(*a)
+	return &o
+}
+
+// Equals verifies if our receiver Object is equals with the "with" Object
+func (i IntransitiveActivity) Equals(with Item) bool {
+	result := true
+	err := OnIntransitiveActivity(with, func(w *IntransitiveActivity) error {
+		_ = OnObject(i, func(oa *Object) error {
+			result = oa.Equals(w)
+			return nil
+		})
+		if w.Actor != nil {
+			if !ItemsEqual(i.Actor, w.Actor) {
+				result = false
+				return nil
+			}
+		}
+		if w.Target != nil {
+			if !ItemsEqual(i.Target, w.Target) {
+				result = false
+				return nil
+			}
+		}
+		if w.Result != nil {
+			if !ItemsEqual(i.Result, w.Result) {
+				result = false
+				return nil
+			}
+		}
+		if w.Origin != nil {
+			if !ItemsEqual(i.Origin, w.Origin) {
+				result = false
+				return nil
+			}
+		}
+		if w.Instrument != nil {
+			if !ItemsEqual(i.Instrument, w.Instrument) {
+				result = false
+				return nil
+			}
+		}
+		return nil
+	})
+	if err != nil {
+		result = false
+	}
+	return result
+}
+
+func (i IntransitiveActivity) Format(s fmt.State, verb rune) {
+	switch verb {
+	case 's':
+		if i.Type != "" && i.ID != "" {
+			_, _ = fmt.Fprintf(s, "%T[%s]( %s )", i, i.Type, i.ID)
+		} else if i.ID != "" {
+			_, _ = fmt.Fprintf(s, "%T( %s )", i, i.ID)
+		} else {
+			_, _ = fmt.Fprintf(s, "%T[%p]", i, &i)
+		}
+	case 'v':
+		_, _ = fmt.Fprintf(s, "%T[%s] {", i, i.Type)
+		_ = fmtIntransitiveActivityProps(s)(&i)
+		_, _ = io.WriteString(s, " }")
+	}
+}
+
+func fmtIntransitiveActivityProps(w io.Writer) func(*IntransitiveActivity) error {
+	return func(ia *IntransitiveActivity) error {
+		if !IsNil(ia.Actor) {
+			_, _ = fmt.Fprintf(w, " actor: %s", ia.Actor)
+		}
+		if !IsNil(ia.Target) {
+			_, _ = fmt.Fprintf(w, " target: %s", ia.Target)
+		}
+		if !IsNil(ia.Result) {
+			_, _ = fmt.Fprintf(w, " result: %s", ia.Result)
+		}
+		if !IsNil(ia.Origin) {
+			_, _ = fmt.Fprintf(w, " origin: %s", ia.Origin)
+		}
+		if !IsNil(ia.Instrument) {
+			_, _ = fmt.Fprintf(w, " instrument: %s", ia.Instrument)
+		}
+		return OnObject(ia, fmtObjectProps(w))
+	}
+}