mirror of
https://github.com/superseriousbusiness/gotosocial.git
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[bugfix] support both CollectionPage AND OrderedCollectionPage in status replies (#2220)
This commit is contained in:
kim
GitHub
parent
8f67dd583d
commit
9f9fcf743d
5 changed files with 508 additions and 320 deletions
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@ -17,15 +17,6 @@
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package ap
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import (
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"net/url"
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"strconv"
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"github.com/superseriousbusiness/activity/streams"
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"github.com/superseriousbusiness/activity/streams/vocab"
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"github.com/superseriousbusiness/gotosocial/internal/paging"
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)
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// https://www.w3.org/TR/activitystreams-vocabulary
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const (
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ActivityAccept = "Accept" // ActivityStreamsAccept https://www.w3.org/TR/activitystreams-vocabulary/#dfn-accept
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@ -63,21 +54,22 @@ const (
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ActorPerson = "Person" // ActivityStreamsPerson https://www.w3.org/TR/activitystreams-vocabulary/#dfn-person
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ActorService = "Service" // ActivityStreamsService https://www.w3.org/TR/activitystreams-vocabulary/#dfn-service
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ObjectArticle = "Article" // ActivityStreamsArticle https://www.w3.org/TR/activitystreams-vocabulary/#dfn-article
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ObjectAudio = "Audio" // ActivityStreamsAudio https://www.w3.org/TR/activitystreams-vocabulary/#dfn-audio
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ObjectDocument = "Document" // ActivityStreamsDocument https://www.w3.org/TR/activitystreams-vocabulary/#dfn-document
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ObjectEvent = "Event" // ActivityStreamsEvent https://www.w3.org/TR/activitystreams-vocabulary/#dfn-event
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ObjectImage = "Image" // ActivityStreamsImage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-image
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ObjectNote = "Note" // ActivityStreamsNote https://www.w3.org/TR/activitystreams-vocabulary/#dfn-note
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ObjectPage = "Page" // ActivityStreamsPage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-page
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ObjectPlace = "Place" // ActivityStreamsPlace https://www.w3.org/TR/activitystreams-vocabulary/#dfn-place
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ObjectProfile = "Profile" // ActivityStreamsProfile https://www.w3.org/TR/activitystreams-vocabulary/#dfn-profile
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ObjectRelationship = "Relationship" // ActivityStreamsRelationship https://www.w3.org/TR/activitystreams-vocabulary/#dfn-relationship
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ObjectTombstone = "Tombstone" // ActivityStreamsTombstone https://www.w3.org/TR/activitystreams-vocabulary/#dfn-tombstone
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ObjectVideo = "Video" // ActivityStreamsVideo https://www.w3.org/TR/activitystreams-vocabulary/#dfn-video
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ObjectCollection = "Collection" // ActivityStreamsCollection https://www.w3.org/TR/activitystreams-vocabulary/#dfn-collection
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ObjectCollectionPage = "CollectionPage" // ActivityStreamsCollectionPage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-collectionpage
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ObjectOrderedCollection = "OrderedCollection" // ActivityStreamsOrderedCollection https://www.w3.org/TR/activitystreams-vocabulary/#dfn-orderedcollection
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ObjectArticle = "Article" // ActivityStreamsArticle https://www.w3.org/TR/activitystreams-vocabulary/#dfn-article
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ObjectAudio = "Audio" // ActivityStreamsAudio https://www.w3.org/TR/activitystreams-vocabulary/#dfn-audio
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ObjectDocument = "Document" // ActivityStreamsDocument https://www.w3.org/TR/activitystreams-vocabulary/#dfn-document
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ObjectEvent = "Event" // ActivityStreamsEvent https://www.w3.org/TR/activitystreams-vocabulary/#dfn-event
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ObjectImage = "Image" // ActivityStreamsImage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-image
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ObjectNote = "Note" // ActivityStreamsNote https://www.w3.org/TR/activitystreams-vocabulary/#dfn-note
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ObjectPage = "Page" // ActivityStreamsPage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-page
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ObjectPlace = "Place" // ActivityStreamsPlace https://www.w3.org/TR/activitystreams-vocabulary/#dfn-place
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ObjectProfile = "Profile" // ActivityStreamsProfile https://www.w3.org/TR/activitystreams-vocabulary/#dfn-profile
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ObjectRelationship = "Relationship" // ActivityStreamsRelationship https://www.w3.org/TR/activitystreams-vocabulary/#dfn-relationship
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ObjectTombstone = "Tombstone" // ActivityStreamsTombstone https://www.w3.org/TR/activitystreams-vocabulary/#dfn-tombstone
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ObjectVideo = "Video" // ActivityStreamsVideo https://www.w3.org/TR/activitystreams-vocabulary/#dfn-video
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ObjectCollection = "Collection" // ActivityStreamsCollection https://www.w3.org/TR/activitystreams-vocabulary/#dfn-collection
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ObjectCollectionPage = "CollectionPage" // ActivityStreamsCollectionPage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-collectionpage
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ObjectOrderedCollection = "OrderedCollection" // ActivityStreamsOrderedCollection https://www.w3.org/TR/activitystreams-vocabulary/#dfn-orderedcollection
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ObjectOrderedCollectionPage = "OrderedCollectionPage" // ActivityStreamsOrderedCollectionPage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-orderedcollectionPage
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// Hashtag is not in the AS spec per se, but it tends to get used
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// as though 'Hashtag' is a named type under the Tag property.
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@ -86,197 +78,3 @@ const (
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// and https://www.w3.org/TR/activitystreams-vocabulary/#dfn-tag
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TagHashtag = "Hashtag"
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)
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type CollectionParams struct {
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// Containing collection
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// ID (i.e. NOT the page).
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ID *url.URL
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// Total no. items.
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Total int
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}
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type CollectionPageParams struct {
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// containing collection.
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CollectionParams
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// Paging details.
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Current *paging.Page
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Next *paging.Page
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Prev *paging.Page
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Query url.Values
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// Item appender for each item at index.
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Append func(int, ItemsPropertyBuilder)
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Count int
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}
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// CollectionPage is a simplified interface type
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// that can be fulfilled by either of (where required):
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// vocab.ActivityStreamsCollection
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// vocab.ActivityStreamsOrderedCollection
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type CollectionBuilder interface {
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SetJSONLDId(vocab.JSONLDIdProperty)
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SetActivityStreamsFirst(vocab.ActivityStreamsFirstProperty)
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SetActivityStreamsTotalItems(i vocab.ActivityStreamsTotalItemsProperty)
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}
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// CollectionPageBuilder is a simplified interface type
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// that can be fulfilled by either of (where required):
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// vocab.ActivityStreamsCollectionPage
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// vocab.ActivityStreamsOrderedCollectionPage
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type CollectionPageBuilder interface {
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SetJSONLDId(vocab.JSONLDIdProperty)
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SetActivityStreamsPartOf(vocab.ActivityStreamsPartOfProperty)
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SetActivityStreamsNext(vocab.ActivityStreamsNextProperty)
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SetActivityStreamsPrev(vocab.ActivityStreamsPrevProperty)
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SetActivityStreamsTotalItems(i vocab.ActivityStreamsTotalItemsProperty)
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}
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// ItemsPropertyBuilder is a simplified interface type
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// that can be fulfilled by either of (where required):
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// vocab.ActivityStreamsItemsProperty
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// vocab.ActivityStreamsOrderedItemsProperty
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type ItemsPropertyBuilder interface {
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AppendIRI(*url.URL)
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// NOTE: add more of the items-property-like interface
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// functions here as you require them for building pages.
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}
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// NewASCollection builds and returns a new ActivityStreams Collection from given parameters.
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func NewASCollection(params CollectionParams) vocab.ActivityStreamsCollection {
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collection := streams.NewActivityStreamsCollection()
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buildCollection(collection, params, 40)
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return collection
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}
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// NewASCollectionPage builds and returns a new ActivityStreams CollectionPage from given parameters (including item property appending function).
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func NewASCollectionPage(params CollectionPageParams) vocab.ActivityStreamsCollectionPage {
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collectionPage := streams.NewActivityStreamsCollectionPage()
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itemsProp := streams.NewActivityStreamsItemsProperty()
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buildCollectionPage(collectionPage, itemsProp, collectionPage.SetActivityStreamsItems, params)
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return collectionPage
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}
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// NewASOrderedCollection builds and returns a new ActivityStreams OrderedCollection from given parameters.
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func NewASOrderedCollection(params CollectionParams) vocab.ActivityStreamsOrderedCollection {
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collection := streams.NewActivityStreamsOrderedCollection()
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buildCollection(collection, params, 40)
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return collection
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}
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// NewASOrderedCollectionPage builds and returns a new ActivityStreams OrderedCollectionPage from given parameters (including item property appending function).
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func NewASOrderedCollectionPage(params CollectionPageParams) vocab.ActivityStreamsOrderedCollectionPage {
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collectionPage := streams.NewActivityStreamsOrderedCollectionPage()
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itemsProp := streams.NewActivityStreamsOrderedItemsProperty()
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buildCollectionPage(collectionPage, itemsProp, collectionPage.SetActivityStreamsOrderedItems, params)
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return collectionPage
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}
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func buildCollection[C CollectionBuilder](collection C, params CollectionParams, pageLimit int) {
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// Add the collection ID property.
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idProp := streams.NewJSONLDIdProperty()
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idProp.SetIRI(params.ID)
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collection.SetJSONLDId(idProp)
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// Add the collection totalItems count property.
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totalItems := streams.NewActivityStreamsTotalItemsProperty()
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totalItems.Set(params.Total)
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collection.SetActivityStreamsTotalItems(totalItems)
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// Clone the collection ID page
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// to add first page query data.
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firstIRI := new(url.URL)
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*firstIRI = *params.ID
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// Note that simply adding a limit signals to our
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// endpoint to use paging (which will start at beginning).
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limit := "limit=" + strconv.Itoa(pageLimit)
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firstIRI.RawQuery = appendQuery(firstIRI.RawQuery, limit)
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// Add the collection first IRI property.
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first := streams.NewActivityStreamsFirstProperty()
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first.SetIRI(firstIRI)
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collection.SetActivityStreamsFirst(first)
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}
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func buildCollectionPage[C CollectionPageBuilder, I ItemsPropertyBuilder](collectionPage C, itemsProp I, setItems func(I), params CollectionPageParams) {
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// Add the partOf property for its containing collection ID.
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partOfProp := streams.NewActivityStreamsPartOfProperty()
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partOfProp.SetIRI(params.ID)
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collectionPage.SetActivityStreamsPartOf(partOfProp)
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// Build the current page link IRI.
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currentIRI := params.Current.ToLinkURL(
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params.ID.Scheme,
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params.ID.Host,
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params.ID.Path,
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params.Query,
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)
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// Add the collection ID property for
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// the *current* collection page params.
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idProp := streams.NewJSONLDIdProperty()
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idProp.SetIRI(currentIRI)
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collectionPage.SetJSONLDId(idProp)
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// Build the next page link IRI.
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nextIRI := params.Next.ToLinkURL(
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params.ID.Scheme,
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params.ID.Host,
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params.ID.Path,
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params.Query,
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)
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if nextIRI != nil {
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// Add the collection next property for the next page.
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nextProp := streams.NewActivityStreamsNextProperty()
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nextProp.SetIRI(nextIRI)
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collectionPage.SetActivityStreamsNext(nextProp)
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}
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// Build the prev page link IRI.
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prevIRI := params.Prev.ToLinkURL(
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params.ID.Scheme,
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params.ID.Host,
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params.ID.Path,
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params.Query,
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)
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if prevIRI != nil {
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// Add the collection prev property for the prev page.
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prevProp := streams.NewActivityStreamsPrevProperty()
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prevProp.SetIRI(prevIRI)
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collectionPage.SetActivityStreamsPrev(prevProp)
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}
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// Add the collection totalItems count property.
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totalItems := streams.NewActivityStreamsTotalItemsProperty()
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totalItems.Set(params.Total)
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collectionPage.SetActivityStreamsTotalItems(totalItems)
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if params.Append == nil {
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// nil check outside the for loop.
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panic("nil params.Append function")
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}
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// Append each of the items to the provided
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// pre-allocated items property builder type.
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for i := 0; i < params.Count; i++ {
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params.Append(i, itemsProp)
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}
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// Set the collection
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// page items property.
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setItems(itemsProp)
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}
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// appendQuery appends part to an existing raw
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// query with ampersand, else just returning part.
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func appendQuery(raw, part string) string {
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if raw != "" {
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return raw + "&" + part
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}
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return part
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}
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359
internal/ap/collections.go
Normal file
359
internal/ap/collections.go
Normal file
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@ -0,0 +1,359 @@
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// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package ap
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import (
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"fmt"
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"net/url"
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"strconv"
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"github.com/superseriousbusiness/activity/streams"
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"github.com/superseriousbusiness/activity/streams/vocab"
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"github.com/superseriousbusiness/gotosocial/internal/paging"
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)
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// ToCollectionPageIterator attempts to resolve the given vocab type as a CollectionPage
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// like object and wrap in a standardised interface in order to iterate its contents.
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func ToCollectionPageIterator(t vocab.Type) (CollectionPageIterator, error) {
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switch name := t.GetTypeName(); name {
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case ObjectCollectionPage:
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t := t.(vocab.ActivityStreamsCollectionPage) //nolint:forcetypeassert
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return WrapCollectionPage(t), nil
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case ObjectOrderedCollectionPage:
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t := t.(vocab.ActivityStreamsOrderedCollectionPage) //nolint:forcetypeassert
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return WrapOrderedCollectionPage(t), nil
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default:
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return nil, fmt.Errorf("%T(%s) was not CollectionPage-like", t, name)
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}
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}
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// WrapCollectionPage wraps an ActivityStreamsCollectionPage in a standardised collection page interface.
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func WrapCollectionPage(page vocab.ActivityStreamsCollectionPage) CollectionPageIterator {
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return ®ularCollectionPageIterator{ActivityStreamsCollectionPage: page}
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}
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// WrapOrderedCollectionPage wraps an ActivityStreamsOrderedCollectionPage in a standardised collection page interface.
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func WrapOrderedCollectionPage(page vocab.ActivityStreamsOrderedCollectionPage) CollectionPageIterator {
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return &orderedCollectionPageIterator{ActivityStreamsOrderedCollectionPage: page}
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}
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// regularCollectionPageIterator implements CollectionPageIterator
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// for the vocab.ActivitiyStreamsCollectionPage type.
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type regularCollectionPageIterator struct {
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vocab.ActivityStreamsCollectionPage
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items vocab.ActivityStreamsItemsPropertyIterator
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once bool // only init items once
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}
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func (iter *regularCollectionPageIterator) NextPage() WithIRI {
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if iter.ActivityStreamsCollectionPage == nil {
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return nil
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}
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return iter.GetActivityStreamsNext()
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}
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func (iter *regularCollectionPageIterator) PrevPage() WithIRI {
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if iter.ActivityStreamsCollectionPage == nil {
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return nil
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}
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return iter.GetActivityStreamsPrev()
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}
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func (iter *regularCollectionPageIterator) NextItem() IteratorItemable {
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if !iter.initItems() {
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return nil
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}
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cur := iter.items
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iter.items = iter.items.Next()
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return cur
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}
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func (iter *regularCollectionPageIterator) PrevItem() IteratorItemable {
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if !iter.initItems() {
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return nil
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}
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cur := iter.items
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iter.items = iter.items.Prev()
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return cur
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}
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func (iter *regularCollectionPageIterator) initItems() bool {
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if iter.once {
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return (iter.items != nil)
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}
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iter.once = true
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if iter.ActivityStreamsCollectionPage == nil {
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return false // no page set
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}
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items := iter.GetActivityStreamsItems()
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if items == nil {
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return false // no items found
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}
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iter.items = items.Begin()
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return (iter.items != nil)
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}
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// orderedCollectionPageIterator implements CollectionPageIterator
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// for the vocab.ActivitiyStreamsOrderedCollectionPage type.
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type orderedCollectionPageIterator struct {
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vocab.ActivityStreamsOrderedCollectionPage
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items vocab.ActivityStreamsOrderedItemsPropertyIterator
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once bool // only init items once
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}
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func (iter *orderedCollectionPageIterator) NextPage() WithIRI {
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if iter.ActivityStreamsOrderedCollectionPage == nil {
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return nil
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}
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return iter.GetActivityStreamsNext()
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}
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func (iter *orderedCollectionPageIterator) PrevPage() WithIRI {
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if iter.ActivityStreamsOrderedCollectionPage == nil {
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return nil
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}
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return iter.GetActivityStreamsPrev()
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}
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func (iter *orderedCollectionPageIterator) NextItem() IteratorItemable {
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if !iter.initItems() {
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return nil
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}
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cur := iter.items
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iter.items = iter.items.Next()
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return cur
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}
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func (iter *orderedCollectionPageIterator) PrevItem() IteratorItemable {
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if !iter.initItems() {
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return nil
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}
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cur := iter.items
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iter.items = iter.items.Prev()
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return cur
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}
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func (iter *orderedCollectionPageIterator) initItems() bool {
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if iter.once {
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return (iter.items != nil)
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}
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iter.once = true
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if iter.ActivityStreamsOrderedCollectionPage == nil {
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return false // no page set
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}
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items := iter.GetActivityStreamsOrderedItems()
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if items == nil {
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return false // no items found
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}
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iter.items = items.Begin()
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return (iter.items != nil)
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}
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type CollectionParams struct {
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// Containing collection
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// ID (i.e. NOT the page).
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ID *url.URL
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// Total no. items.
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Total int
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}
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type CollectionPageParams struct {
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// containing collection.
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CollectionParams
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// Paging details.
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Current *paging.Page
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Next *paging.Page
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Prev *paging.Page
|
||||
Query url.Values
|
||||
|
||||
// Item appender for each item at index.
|
||||
Append func(int, ItemsPropertyBuilder)
|
||||
Count int
|
||||
}
|
||||
|
||||
// CollectionPage is a simplified interface type
|
||||
// that can be fulfilled by either of (where required):
|
||||
// vocab.ActivityStreamsCollection
|
||||
// vocab.ActivityStreamsOrderedCollection
|
||||
type CollectionBuilder interface {
|
||||
SetJSONLDId(vocab.JSONLDIdProperty)
|
||||
SetActivityStreamsFirst(vocab.ActivityStreamsFirstProperty)
|
||||
SetActivityStreamsTotalItems(i vocab.ActivityStreamsTotalItemsProperty)
|
||||
}
|
||||
|
||||
// CollectionPageBuilder is a simplified interface type
|
||||
// that can be fulfilled by either of (where required):
|
||||
// vocab.ActivityStreamsCollectionPage
|
||||
// vocab.ActivityStreamsOrderedCollectionPage
|
||||
type CollectionPageBuilder interface {
|
||||
SetJSONLDId(vocab.JSONLDIdProperty)
|
||||
SetActivityStreamsPartOf(vocab.ActivityStreamsPartOfProperty)
|
||||
SetActivityStreamsNext(vocab.ActivityStreamsNextProperty)
|
||||
SetActivityStreamsPrev(vocab.ActivityStreamsPrevProperty)
|
||||
SetActivityStreamsTotalItems(i vocab.ActivityStreamsTotalItemsProperty)
|
||||
}
|
||||
|
||||
// ItemsPropertyBuilder is a simplified interface type
|
||||
// that can be fulfilled by either of (where required):
|
||||
// vocab.ActivityStreamsItemsProperty
|
||||
// vocab.ActivityStreamsOrderedItemsProperty
|
||||
type ItemsPropertyBuilder interface {
|
||||
AppendIRI(*url.URL)
|
||||
|
||||
// NOTE: add more of the items-property-like interface
|
||||
// functions here as you require them for building pages.
|
||||
}
|
||||
|
||||
// NewASCollection builds and returns a new ActivityStreams Collection from given parameters.
|
||||
func NewASCollection(params CollectionParams) vocab.ActivityStreamsCollection {
|
||||
collection := streams.NewActivityStreamsCollection()
|
||||
buildCollection(collection, params, 40)
|
||||
return collection
|
||||
}
|
||||
|
||||
// NewASCollectionPage builds and returns a new ActivityStreams CollectionPage from given parameters (including item property appending function).
|
||||
func NewASCollectionPage(params CollectionPageParams) vocab.ActivityStreamsCollectionPage {
|
||||
collectionPage := streams.NewActivityStreamsCollectionPage()
|
||||
itemsProp := streams.NewActivityStreamsItemsProperty()
|
||||
buildCollectionPage(collectionPage, itemsProp, collectionPage.SetActivityStreamsItems, params)
|
||||
return collectionPage
|
||||
}
|
||||
|
||||
// NewASOrderedCollection builds and returns a new ActivityStreams OrderedCollection from given parameters.
|
||||
func NewASOrderedCollection(params CollectionParams) vocab.ActivityStreamsOrderedCollection {
|
||||
collection := streams.NewActivityStreamsOrderedCollection()
|
||||
buildCollection(collection, params, 40)
|
||||
return collection
|
||||
}
|
||||
|
||||
// NewASOrderedCollectionPage builds and returns a new ActivityStreams OrderedCollectionPage from given parameters (including item property appending function).
|
||||
func NewASOrderedCollectionPage(params CollectionPageParams) vocab.ActivityStreamsOrderedCollectionPage {
|
||||
collectionPage := streams.NewActivityStreamsOrderedCollectionPage()
|
||||
itemsProp := streams.NewActivityStreamsOrderedItemsProperty()
|
||||
buildCollectionPage(collectionPage, itemsProp, collectionPage.SetActivityStreamsOrderedItems, params)
|
||||
return collectionPage
|
||||
}
|
||||
|
||||
func buildCollection[C CollectionBuilder](collection C, params CollectionParams, pageLimit int) {
|
||||
// Add the collection ID property.
|
||||
idProp := streams.NewJSONLDIdProperty()
|
||||
idProp.SetIRI(params.ID)
|
||||
collection.SetJSONLDId(idProp)
|
||||
|
||||
// Add the collection totalItems count property.
|
||||
totalItems := streams.NewActivityStreamsTotalItemsProperty()
|
||||
totalItems.Set(params.Total)
|
||||
collection.SetActivityStreamsTotalItems(totalItems)
|
||||
|
||||
// Clone the collection ID page
|
||||
// to add first page query data.
|
||||
firstIRI := new(url.URL)
|
||||
*firstIRI = *params.ID
|
||||
|
||||
// Note that simply adding a limit signals to our
|
||||
// endpoint to use paging (which will start at beginning).
|
||||
limit := "limit=" + strconv.Itoa(pageLimit)
|
||||
firstIRI.RawQuery = appendQuery(firstIRI.RawQuery, limit)
|
||||
|
||||
// Add the collection first IRI property.
|
||||
first := streams.NewActivityStreamsFirstProperty()
|
||||
first.SetIRI(firstIRI)
|
||||
collection.SetActivityStreamsFirst(first)
|
||||
}
|
||||
|
||||
func buildCollectionPage[C CollectionPageBuilder, I ItemsPropertyBuilder](collectionPage C, itemsProp I, setItems func(I), params CollectionPageParams) {
|
||||
// Add the partOf property for its containing collection ID.
|
||||
partOfProp := streams.NewActivityStreamsPartOfProperty()
|
||||
partOfProp.SetIRI(params.ID)
|
||||
collectionPage.SetActivityStreamsPartOf(partOfProp)
|
||||
|
||||
// Build the current page link IRI.
|
||||
currentIRI := params.Current.ToLinkURL(
|
||||
params.ID.Scheme,
|
||||
params.ID.Host,
|
||||
params.ID.Path,
|
||||
params.Query,
|
||||
)
|
||||
|
||||
// Add the collection ID property for
|
||||
// the *current* collection page params.
|
||||
idProp := streams.NewJSONLDIdProperty()
|
||||
idProp.SetIRI(currentIRI)
|
||||
collectionPage.SetJSONLDId(idProp)
|
||||
|
||||
// Build the next page link IRI.
|
||||
nextIRI := params.Next.ToLinkURL(
|
||||
params.ID.Scheme,
|
||||
params.ID.Host,
|
||||
params.ID.Path,
|
||||
params.Query,
|
||||
)
|
||||
|
||||
if nextIRI != nil {
|
||||
// Add the collection next property for the next page.
|
||||
nextProp := streams.NewActivityStreamsNextProperty()
|
||||
nextProp.SetIRI(nextIRI)
|
||||
collectionPage.SetActivityStreamsNext(nextProp)
|
||||
}
|
||||
|
||||
// Build the prev page link IRI.
|
||||
prevIRI := params.Prev.ToLinkURL(
|
||||
params.ID.Scheme,
|
||||
params.ID.Host,
|
||||
params.ID.Path,
|
||||
params.Query,
|
||||
)
|
||||
|
||||
if prevIRI != nil {
|
||||
// Add the collection prev property for the prev page.
|
||||
prevProp := streams.NewActivityStreamsPrevProperty()
|
||||
prevProp.SetIRI(prevIRI)
|
||||
collectionPage.SetActivityStreamsPrev(prevProp)
|
||||
}
|
||||
|
||||
// Add the collection totalItems count property.
|
||||
totalItems := streams.NewActivityStreamsTotalItemsProperty()
|
||||
totalItems.Set(params.Total)
|
||||
collectionPage.SetActivityStreamsTotalItems(totalItems)
|
||||
|
||||
if params.Append == nil {
|
||||
// nil check outside the for loop.
|
||||
panic("nil params.Append function")
|
||||
}
|
||||
|
||||
// Append each of the items to the provided
|
||||
// pre-allocated items property builder type.
|
||||
for i := 0; i < params.Count; i++ {
|
||||
params.Append(i, itemsProp)
|
||||
}
|
||||
|
||||
// Set the collection
|
||||
// page items property.
|
||||
setItems(itemsProp)
|
||||
}
|
||||
|
||||
// appendQuery appends part to an existing raw
|
||||
// query with ampersand, else just returning part.
|
||||
func appendQuery(raw, part string) string {
|
||||
if raw != "" {
|
||||
return raw + "&" + part
|
||||
}
|
||||
return part
|
||||
}
|
||||
|
|
@ -17,7 +17,11 @@
|
|||
|
||||
package ap
|
||||
|
||||
import "github.com/superseriousbusiness/activity/streams/vocab"
|
||||
import (
|
||||
"net/url"
|
||||
|
||||
"github.com/superseriousbusiness/activity/streams/vocab"
|
||||
)
|
||||
|
||||
// Accountable represents the minimum activitypub interface for representing an 'account'.
|
||||
// This interface is fulfilled by: Person, Application, Organization, Service, and Group
|
||||
|
|
@ -153,14 +157,23 @@ type ReplyToable interface {
|
|||
WithInReplyTo
|
||||
}
|
||||
|
||||
// CollectionPageable represents the minimum interface for an activitystreams 'CollectionPage' object.
|
||||
type CollectionPageable interface {
|
||||
// CollectionPageIterator represents the minimum interface for interacting with a wrapped
|
||||
// CollectionPage or OrderedCollectionPage in order to access both next / prev pages and items.
|
||||
type CollectionPageIterator interface {
|
||||
WithJSONLDId
|
||||
WithTypeName
|
||||
|
||||
WithNext
|
||||
WithPartOf
|
||||
WithItems
|
||||
NextPage() WithIRI
|
||||
PrevPage() WithIRI
|
||||
|
||||
NextItem() IteratorItemable
|
||||
PrevItem() IteratorItemable
|
||||
}
|
||||
|
||||
// IteratorItemable represents the minimum interface for an item in an iterator.
|
||||
type IteratorItemable interface {
|
||||
WithIRI
|
||||
WithType
|
||||
}
|
||||
|
||||
// Flaggable represents the minimum interface for an activitystreams 'Flag' activity.
|
||||
|
|
@ -173,11 +186,22 @@ type Flaggable interface {
|
|||
WithObject
|
||||
}
|
||||
|
||||
// WithJSONLDId represents an activity with JSONLDIdProperty
|
||||
// WithJSONLDId represents an activity with JSONLDIdProperty.
|
||||
type WithJSONLDId interface {
|
||||
GetJSONLDId() vocab.JSONLDIdProperty
|
||||
}
|
||||
|
||||
// WithIRI represents an object (possibly) representable as an IRI.
|
||||
type WithIRI interface {
|
||||
GetIRI() *url.URL
|
||||
IsIRI() bool
|
||||
}
|
||||
|
||||
// WithType ...
|
||||
type WithType interface {
|
||||
GetType() vocab.Type
|
||||
}
|
||||
|
||||
// WithTypeName represents an activity with a type name
|
||||
type WithTypeName interface {
|
||||
GetTypeName() string
|
||||
|
|
|
|||
|
|
@ -20,49 +20,115 @@ package dereferencing
|
|||
import (
|
||||
"context"
|
||||
"encoding/json"
|
||||
"errors"
|
||||
"fmt"
|
||||
"net/url"
|
||||
|
||||
"github.com/superseriousbusiness/activity/streams"
|
||||
"github.com/superseriousbusiness/activity/streams/vocab"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/ap"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/log"
|
||||
)
|
||||
|
||||
// dereferenceCollectionPage returns the activitystreams CollectionPage at the specified IRI, or an error if something goes wrong.
|
||||
func (d *deref) dereferenceCollectionPage(ctx context.Context, username string, pageIRI *url.URL) (ap.CollectionPageable, error) {
|
||||
func (d *deref) dereferenceCollectionPage(ctx context.Context, username string, pageIRI *url.URL) (ap.CollectionPageIterator, error) {
|
||||
if blocked, err := d.state.DB.IsDomainBlocked(ctx, pageIRI.Host); blocked || err != nil {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: domain %s is blocked", pageIRI.Host)
|
||||
return nil, gtserror.Newf("domain %s is blocked", pageIRI.Host)
|
||||
}
|
||||
|
||||
transport, err := d.transportController.NewTransportForUsername(ctx, username)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: error creating transport: %s", err)
|
||||
return nil, gtserror.Newf("error creating transport: %w", err)
|
||||
}
|
||||
|
||||
b, err := transport.Dereference(ctx, pageIRI)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: error deferencing %s: %s", pageIRI.String(), err)
|
||||
return nil, gtserror.Newf("error deferencing %s: %w", pageIRI.String(), err)
|
||||
}
|
||||
|
||||
m := make(map[string]interface{})
|
||||
if err := json.Unmarshal(b, &m); err != nil {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: error unmarshalling bytes into json: %s", err)
|
||||
return nil, gtserror.Newf("error unmarshalling bytes into json: %w", err)
|
||||
}
|
||||
|
||||
t, err := streams.ToType(ctx, m)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: error resolving json into ap vocab type: %s", err)
|
||||
return nil, gtserror.Newf("error resolving json into ap vocab type: %w", err)
|
||||
}
|
||||
|
||||
if t.GetTypeName() != ap.ObjectCollectionPage {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: type name %s not supported", t.GetTypeName())
|
||||
page, err := ap.ToCollectionPageIterator(t)
|
||||
if err != nil {
|
||||
return nil, gtserror.Newf("error resolving vocab type as page: %w", err)
|
||||
}
|
||||
|
||||
p, ok := t.(vocab.ActivityStreamsCollectionPage)
|
||||
if !ok {
|
||||
return nil, errors.New("DereferenceCollectionPage: error resolving type as activitystreams collection page")
|
||||
}
|
||||
|
||||
return p, nil
|
||||
return page, nil
|
||||
}
|
||||
|
||||
// getAttachedStatusCollection is a small utility function to fetch the first page of an
|
||||
// attached activity streams collection from a provided statusable object, along with a URI.
|
||||
func getAttachedStatusCollectionPage(status ap.Statusable) (ap.CollectionPageIterator, string) { //nolint:gocritic
|
||||
// Look for an attached status replies (as collection)
|
||||
replies := status.GetActivityStreamsReplies()
|
||||
if replies == nil {
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
// Look for an attached collection page, wrap and return.
|
||||
if page := getRepliesCollectionPage(replies); page != nil {
|
||||
return ap.WrapCollectionPage(page), getIDString(page)
|
||||
}
|
||||
|
||||
// Look for an attached ordered collection page, wrap and return.
|
||||
if page := getRepliesOrderedCollectionPage(replies); page != nil {
|
||||
return ap.WrapOrderedCollectionPage(page), getIDString(page)
|
||||
}
|
||||
|
||||
log.Warnf(nil, "replies without collection page: %s", getIDString(status))
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
func getRepliesCollectionPage(replies vocab.ActivityStreamsRepliesProperty) vocab.ActivityStreamsCollectionPage {
|
||||
// Get the status replies collection
|
||||
collection := replies.GetActivityStreamsCollection()
|
||||
if collection == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
// Get the "first" property of the replies collection
|
||||
first := collection.GetActivityStreamsFirst()
|
||||
if first == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
// Return the first activity stream collection page
|
||||
return first.GetActivityStreamsCollectionPage()
|
||||
}
|
||||
|
||||
func getRepliesOrderedCollectionPage(replies vocab.ActivityStreamsRepliesProperty) vocab.ActivityStreamsOrderedCollectionPage {
|
||||
// Get the status replies collection
|
||||
collection := replies.GetActivityStreamsOrderedCollection()
|
||||
if collection == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
// Get the "first" property of the replies collection
|
||||
first := collection.GetActivityStreamsFirst()
|
||||
if first == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
// Return the first activity stream collection page
|
||||
return first.GetActivityStreamsOrderedCollectionPage()
|
||||
}
|
||||
|
||||
// getIDString is shorthand to fetch an ID URI string from AP type with attached JSONLDId.
|
||||
func getIDString(a ap.WithJSONLDId) string {
|
||||
id := a.GetJSONLDId()
|
||||
if id == nil {
|
||||
return ""
|
||||
}
|
||||
uri := id.Get()
|
||||
if uri == nil {
|
||||
return ""
|
||||
}
|
||||
return uri.String()
|
||||
}
|
||||
|
|
|
|||
|
|
@ -25,7 +25,6 @@ import (
|
|||
|
||||
"codeberg.org/gruf/go-kv"
|
||||
"github.com/superseriousbusiness/activity/pub"
|
||||
"github.com/superseriousbusiness/activity/streams/vocab"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/ap"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/config"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/db"
|
||||
|
|
@ -247,15 +246,12 @@ func (d *deref) DereferenceStatusDescendants(ctx context.Context, username strin
|
|||
// page is the current activity streams
|
||||
// collection page we are on (as we often
|
||||
// push a frame to stack mid-paging).
|
||||
page ap.CollectionPageable
|
||||
page ap.CollectionPageIterator
|
||||
|
||||
// pageURI is the URI string of
|
||||
// the frame's collection page
|
||||
// (is useful for logging).
|
||||
pageURI string
|
||||
|
||||
// items is the entity iterator for frame's page.
|
||||
items vocab.ActivityStreamsItemsPropertyIterator
|
||||
}
|
||||
|
||||
var (
|
||||
|
|
@ -270,7 +266,7 @@ func (d *deref) DereferenceStatusDescendants(ctx context.Context, username strin
|
|||
stack = []*frame{
|
||||
func() *frame {
|
||||
// Start input frame is built from the first input.
|
||||
page, pageURI := getAttachedStatusCollection(parent)
|
||||
page, pageURI := getAttachedStatusCollectionPage(parent)
|
||||
if page == nil {
|
||||
return nil
|
||||
}
|
||||
|
|
@ -305,34 +301,18 @@ stackLoop:
|
|||
|
||||
pageLoop:
|
||||
for {
|
||||
if current.items == nil {
|
||||
// Get the items associated with this page
|
||||
items := current.page.GetActivityStreamsItems()
|
||||
if items == nil {
|
||||
continue stackLoop
|
||||
}
|
||||
|
||||
// Start off the item iterator
|
||||
current.items = items.Begin()
|
||||
}
|
||||
|
||||
l.Tracef("following collection page: %s", current.pageURI)
|
||||
|
||||
itemLoop:
|
||||
for {
|
||||
// Check for remaining iter
|
||||
if current.items == nil {
|
||||
// Get next item from page iter.
|
||||
next := current.page.NextItem()
|
||||
if next == nil {
|
||||
break itemLoop
|
||||
}
|
||||
|
||||
// Get current item iterator
|
||||
itemIter := current.items
|
||||
|
||||
// Set the next available iterator
|
||||
current.items = itemIter.Next()
|
||||
|
||||
// Check for available IRI on item
|
||||
itemIRI, _ := pub.ToId(itemIter)
|
||||
itemIRI, _ := pub.ToId(next)
|
||||
if itemIRI == nil {
|
||||
continue itemLoop
|
||||
}
|
||||
|
|
@ -364,8 +344,8 @@ stackLoop:
|
|||
continue itemLoop
|
||||
}
|
||||
|
||||
// Extract any attached collection + URI from status.
|
||||
page, pageURI := getAttachedStatusCollection(statusable)
|
||||
// Extract any attached collection + ID URI from status.
|
||||
page, pageURI := getAttachedStatusCollectionPage(statusable)
|
||||
if page == nil {
|
||||
continue itemLoop
|
||||
}
|
||||
|
|
@ -380,80 +360,41 @@ stackLoop:
|
|||
continue stackLoop
|
||||
}
|
||||
|
||||
// Get the current page's "next" property.
|
||||
pageNext := current.page.GetActivityStreamsNext()
|
||||
if pageNext == nil || !pageNext.IsIRI() {
|
||||
// Get the next page from iterator.
|
||||
next := current.page.NextPage()
|
||||
if next == nil || !next.IsIRI() {
|
||||
continue stackLoop
|
||||
}
|
||||
|
||||
// Get the IRI of the "next" property.
|
||||
pageNextURI := pageNext.GetIRI()
|
||||
pageNextURIStr := pageNextURI.String()
|
||||
// Get the next page IRI.
|
||||
nextURI := next.GetIRI()
|
||||
nextURIStr := nextURI.String()
|
||||
|
||||
// Check whether this page has already been deref'd.
|
||||
if _, ok := derefdPages[pageNextURIStr]; ok {
|
||||
l.Warnf("self referencing collection page(s): %s", pageNextURIStr)
|
||||
if _, ok := derefdPages[nextURIStr]; ok {
|
||||
l.Warnf("self referencing collection page(s): %s", nextURIStr)
|
||||
continue stackLoop
|
||||
}
|
||||
|
||||
// Mark this collection page as deref'd.
|
||||
derefdPages[pageNextURIStr] = struct{}{}
|
||||
derefdPages[nextURIStr] = struct{}{}
|
||||
|
||||
// Dereference this next collection page by its IRI.
|
||||
collectionPage, err := d.dereferenceCollectionPage(ctx,
|
||||
username,
|
||||
pageNextURI,
|
||||
nextURI,
|
||||
)
|
||||
if err != nil {
|
||||
l.Errorf("error dereferencing collection page %q: %s", pageNextURIStr, err)
|
||||
l.Errorf("error dereferencing collection page %q: %s", nextURIStr, err)
|
||||
continue stackLoop
|
||||
}
|
||||
|
||||
// Set the next collection page.
|
||||
current.page = collectionPage
|
||||
current.pageURI = pageNextURIStr
|
||||
current.pageURI = nextURIStr
|
||||
continue pageLoop
|
||||
}
|
||||
}
|
||||
|
||||
return gtserror.Newf("reached %d descendant iterations for %q", maxIter, statusIRIStr)
|
||||
}
|
||||
|
||||
// getAttachedStatusCollection is a small utility function to fetch the first page
|
||||
// of an attached activity streams collection from a provided statusable object .
|
||||
func getAttachedStatusCollection(status ap.Statusable) (page ap.CollectionPageable, uri string) { //nolint:gocritic
|
||||
// Look for an attached status replies (as collection)
|
||||
replies := status.GetActivityStreamsReplies()
|
||||
if replies == nil {
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
// Get the status replies collection
|
||||
collection := replies.GetActivityStreamsCollection()
|
||||
if collection == nil {
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
// Get the "first" property of the replies collection
|
||||
first := collection.GetActivityStreamsFirst()
|
||||
if first == nil {
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
// Return the first activity stream collection page
|
||||
page = first.GetActivityStreamsCollectionPage()
|
||||
if page == nil {
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
if pageID := page.GetJSONLDId(); pageID != nil {
|
||||
// By default use collection JSONLD ID
|
||||
return page, pageID.Get().String()
|
||||
} else if statusID := status.GetJSONLDId(); statusID != nil {
|
||||
// Else, if possible use status JSONLD ID
|
||||
return page, statusID.Get().String()
|
||||
} else {
|
||||
// MUST have some kind of ID
|
||||
return nil, ""
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue