mirror of
https://github.com/miniflux/v2.git
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refactor(googlereader): move constants to separate files
This commit is contained in:
Frédéric Guillot
parent
6cc8d8abf1
commit
653e80be8e
5 changed files with 282 additions and 256 deletions
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@ -9,7 +9,6 @@ import (
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"log/slog"
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"net/http"
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"strconv"
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"strings"
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"time"
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"miniflux.app/v2/internal/config"
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@ -35,184 +34,12 @@ type handler struct {
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router *mux.Router
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}
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const (
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// StreamPrefix is the prefix for astreams (read/starred/reading list and so on)
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StreamPrefix = "user/-/state/com.google/"
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// UserStreamPrefix is the user specific prefix for streams (read/starred/reading list and so on)
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UserStreamPrefix = "user/%d/state/com.google/"
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// LabelPrefix is the prefix for a label stream
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LabelPrefix = "user/-/label/"
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// UserLabelPrefix is the user specific prefix prefix for a label stream
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UserLabelPrefix = "user/%d/label/"
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// FeedPrefix is the prefix for a feed stream
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FeedPrefix = "feed/"
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// Read is the suffix for read stream
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Read = "read"
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// Starred is the suffix for starred stream
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Starred = "starred"
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// ReadingList is the suffix for reading list stream
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ReadingList = "reading-list"
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// KeptUnread is the suffix for kept unread stream
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KeptUnread = "kept-unread"
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// Broadcast is the suffix for broadcast stream
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Broadcast = "broadcast"
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// BroadcastFriends is the suffix for broadcast friends stream
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BroadcastFriends = "broadcast-friends"
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// Like is the suffix for like stream
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Like = "like"
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)
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const (
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// ParamItemIDs - name of the parameter with the item ids
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ParamItemIDs = "i"
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// ParamStreamID - name of the parameter containing the stream to be included
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ParamStreamID = "s"
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// ParamStreamExcludes - name of the parameter containing streams to be excluded
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ParamStreamExcludes = "xt"
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// ParamStreamFilters - name of the parameter containing streams to be included
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ParamStreamFilters = "it"
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// ParamStreamMaxItems - name of the parameter containing number of items per page/max items returned
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ParamStreamMaxItems = "n"
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// ParamStreamOrder - name of the parameter containing the sort criteria
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ParamStreamOrder = "r"
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// ParamStreamStartTime - name of the parameter containing epoch timestamp, filtering items older than
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ParamStreamStartTime = "ot"
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// ParamStreamStopTime - name of the parameter containing epoch timestamp, filtering items newer than
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ParamStreamStopTime = "nt"
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// ParamTagsRemove - name of the parameter containing tags (streams) to be removed
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ParamTagsRemove = "r"
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// ParamTagsAdd - name of the parameter containing tags (streams) to be added
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ParamTagsAdd = "a"
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// ParamSubscribeAction - name of the parameter indicating the action to take for subscription/edit
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ParamSubscribeAction = "ac"
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// ParamTitle - name of the parameter for the title of the subscription
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ParamTitle = "t"
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// ParamQuickAdd - name of the parameter for a URL being quick subscribed to
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ParamQuickAdd = "quickadd"
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// ParamDestination - name of the parameter for the new name of a tag
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ParamDestination = "dest"
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// ParamContinuation - name of the parameter for callers to pass to receive the next page of results
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ParamContinuation = "c"
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// ParamStreamType - name of the parameter for unix timestamp
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ParamTimestamp = "ts"
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)
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var (
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errEmptyFeedTitle = errors.New("googlereader: empty feed title")
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errFeedNotFound = errors.New("googlereader: feed not found")
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errCategoryNotFound = errors.New("googlereader: category not found")
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)
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// StreamType represents the possible stream types
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type StreamType int
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const (
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// NoStream - no stream type
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NoStream StreamType = iota
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// ReadStream - read stream type
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ReadStream
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// StarredStream - starred stream type
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StarredStream
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// ReadingListStream - reading list stream type
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ReadingListStream
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// KeptUnreadStream - kept unread stream type
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KeptUnreadStream
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// BroadcastStream - broadcast stream type
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BroadcastStream
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// BroadcastFriendsStream - broadcast friends stream type
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BroadcastFriendsStream
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// LabelStream - label stream type
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LabelStream
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// FeedStream - feed stream type
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FeedStream
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// LikeStream - like stream type
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LikeStream
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)
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// Stream defines a stream type and its ID.
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type Stream struct {
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Type StreamType
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ID string
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}
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func (s Stream) String() string {
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return fmt.Sprintf("%v - '%s'", s.Type, s.ID)
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}
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func (st StreamType) String() string {
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switch st {
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case NoStream:
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return "NoStream"
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case ReadStream:
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return "ReadStream"
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case StarredStream:
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return "StarredStream"
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case ReadingListStream:
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return "ReadingListStream"
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case KeptUnreadStream:
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return "KeptUnreadStream"
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case BroadcastStream:
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return "BroadcastStream"
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case BroadcastFriendsStream:
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return "BroadcastFriendsStream"
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case LabelStream:
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return "LabelStream"
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case FeedStream:
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return "FeedStream"
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case LikeStream:
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return "LikeStream"
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default:
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return st.String()
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}
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}
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// RequestModifiers are the parsed request parameters.
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type RequestModifiers struct {
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ExcludeTargets []Stream
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FilterTargets []Stream
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Streams []Stream
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Count int
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Offset int
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SortDirection string
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StartTime int64
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StopTime int64
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ContinuationToken string
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UserID int64
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}
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func (r RequestModifiers) String() string {
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var results []string
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results = append(results, fmt.Sprintf("UserID: %d", r.UserID))
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var streamStr []string
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for _, s := range r.Streams {
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streamStr = append(streamStr, s.String())
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}
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results = append(results, fmt.Sprintf("Streams: [%s]", strings.Join(streamStr, ", ")))
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var exclusions []string
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for _, s := range r.ExcludeTargets {
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exclusions = append(exclusions, s.String())
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}
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results = append(results, fmt.Sprintf("Exclusions: [%s]", strings.Join(exclusions, ", ")))
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var filters []string
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for _, s := range r.FilterTargets {
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filters = append(filters, s.String())
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}
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results = append(results, fmt.Sprintf("Filters: [%s]", strings.Join(filters, ", ")))
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results = append(results, fmt.Sprintf("Count: %d", r.Count))
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results = append(results, fmt.Sprintf("Offset: %d", r.Offset))
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results = append(results, fmt.Sprintf("Sort Direction: %s", r.SortDirection))
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results = append(results, fmt.Sprintf("Continuation Token: %s", r.ContinuationToken))
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results = append(results, fmt.Sprintf("Start Time: %d", r.StartTime))
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results = append(results, fmt.Sprintf("Stop Time: %d", r.StopTime))
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return strings.Join(results, "; ")
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}
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// Serve handles Google Reader API calls.
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func Serve(router *mux.Router, store *storage.Storage) {
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handler := &handler{store, router}
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@ -238,87 +65,6 @@ func Serve(router *mux.Router, store *storage.Storage) {
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sr.PathPrefix("/").HandlerFunc(handler.serveHandler).Methods(http.MethodPost, http.MethodGet).Name("GoogleReaderApiEndpoint")
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}
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func getStreamFilterModifiers(r *http.Request) (RequestModifiers, error) {
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userID := request.UserID(r)
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result := RequestModifiers{
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SortDirection: "desc",
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UserID: userID,
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}
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streamOrder := request.QueryStringParam(r, ParamStreamOrder, "d")
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if streamOrder == "o" {
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result.SortDirection = "asc"
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}
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var err error
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result.Streams, err = getStreams(request.QueryStringParamList(r, ParamStreamID), userID)
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if err != nil {
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return RequestModifiers{}, err
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}
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result.ExcludeTargets, err = getStreams(request.QueryStringParamList(r, ParamStreamExcludes), userID)
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if err != nil {
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return RequestModifiers{}, err
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}
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result.FilterTargets, err = getStreams(request.QueryStringParamList(r, ParamStreamFilters), userID)
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if err != nil {
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return RequestModifiers{}, err
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}
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result.Count = request.QueryIntParam(r, ParamStreamMaxItems, 0)
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result.Offset = request.QueryIntParam(r, ParamContinuation, 0)
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result.StartTime = request.QueryInt64Param(r, ParamStreamStartTime, int64(0))
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result.StopTime = request.QueryInt64Param(r, ParamStreamStopTime, int64(0))
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return result, nil
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}
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func getStream(streamID string, userID int64) (Stream, error) {
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switch {
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case strings.HasPrefix(streamID, FeedPrefix):
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return Stream{Type: FeedStream, ID: strings.TrimPrefix(streamID, FeedPrefix)}, nil
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case strings.HasPrefix(streamID, fmt.Sprintf(UserStreamPrefix, userID)) || strings.HasPrefix(streamID, StreamPrefix):
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id := strings.TrimPrefix(streamID, fmt.Sprintf(UserStreamPrefix, userID))
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id = strings.TrimPrefix(id, StreamPrefix)
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switch id {
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case Read:
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return Stream{ReadStream, ""}, nil
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case Starred:
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return Stream{StarredStream, ""}, nil
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case ReadingList:
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return Stream{ReadingListStream, ""}, nil
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case KeptUnread:
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return Stream{KeptUnreadStream, ""}, nil
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case Broadcast:
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return Stream{BroadcastStream, ""}, nil
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case BroadcastFriends:
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return Stream{BroadcastFriendsStream, ""}, nil
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case Like:
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return Stream{LikeStream, ""}, nil
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default:
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return Stream{NoStream, ""}, fmt.Errorf("googlereader: unknown stream with id: %s", id)
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}
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case strings.HasPrefix(streamID, fmt.Sprintf(UserLabelPrefix, userID)) || strings.HasPrefix(streamID, LabelPrefix):
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id := strings.TrimPrefix(streamID, fmt.Sprintf(UserLabelPrefix, userID))
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id = strings.TrimPrefix(id, LabelPrefix)
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return Stream{LabelStream, id}, nil
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case streamID == "":
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return Stream{NoStream, ""}, nil
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default:
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return Stream{NoStream, ""}, fmt.Errorf("googlereader: unknown stream type: %s", streamID)
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}
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}
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func getStreams(streamIDs []string, userID int64) ([]Stream, error) {
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streams := make([]Stream, 0)
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for _, streamID := range streamIDs {
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stream, err := getStream(streamID, userID)
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if err != nil {
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return []Stream{}, err
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}
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streams = append(streams, stream)
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}
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return streams, nil
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}
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func checkAndSimplifyTags(addTags []Stream, removeTags []Stream) (map[StreamType]bool, error) {
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tags := make(map[StreamType]bool)
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for _, s := range addTags {
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@ -951,7 +697,7 @@ func (h *handler) streamItemContentsHandler(w http.ResponseWriter, r *http.Reque
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return
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}
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requestModifiers, err := getStreamFilterModifiers(r)
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requestModifiers, err := parseStreamFilterFromRequest(r)
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if err != nil {
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json.ServerError(w, r, err)
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return
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@ -1303,7 +1049,7 @@ func (h *handler) streamItemIDsHandler(w http.ResponseWriter, r *http.Request) {
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return
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}
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rm, err := getStreamFilterModifiers(r)
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rm, err := parseStreamFilterFromRequest(r)
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if err != nil {
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json.ServerError(w, r, err)
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return
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39
internal/googlereader/parameters.go
Normal file
39
internal/googlereader/parameters.go
Normal file
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@ -0,0 +1,39 @@
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// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
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// SPDX-License-Identifier: Apache-2.0
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package googlereader // import "miniflux.app/v2/internal/googlereader"
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const (
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// ParamItemIDs - name of the parameter with the item ids
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ParamItemIDs = "i"
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// ParamStreamID - name of the parameter containing the stream to be included
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ParamStreamID = "s"
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// ParamStreamExcludes - name of the parameter containing streams to be excluded
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ParamStreamExcludes = "xt"
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// ParamStreamFilters - name of the parameter containing streams to be included
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ParamStreamFilters = "it"
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// ParamStreamMaxItems - name of the parameter containing number of items per page/max items returned
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ParamStreamMaxItems = "n"
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// ParamStreamOrder - name of the parameter containing the sort criteria
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ParamStreamOrder = "r"
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// ParamStreamStartTime - name of the parameter containing epoch timestamp, filtering items older than
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ParamStreamStartTime = "ot"
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// ParamStreamStopTime - name of the parameter containing epoch timestamp, filtering items newer than
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ParamStreamStopTime = "nt"
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// ParamTagsRemove - name of the parameter containing tags (streams) to be removed
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ParamTagsRemove = "r"
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// ParamTagsAdd - name of the parameter containing tags (streams) to be added
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ParamTagsAdd = "a"
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// ParamSubscribeAction - name of the parameter indicating the action to take for subscription/edit
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ParamSubscribeAction = "ac"
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// ParamTitle - name of the parameter for the title of the subscription
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ParamTitle = "t"
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// ParamQuickAdd - name of the parameter for a URL being quick subscribed to
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ParamQuickAdd = "quickadd"
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// ParamDestination - name of the parameter for the new name of a tag
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ParamDestination = "dest"
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// ParamContinuation - name of the parameter for callers to pass to receive the next page of results
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ParamContinuation = "c"
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// ParamStreamType - name of the parameter for unix timestamp
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ParamTimestamp = "ts"
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)
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31
internal/googlereader/prefix_suffix.go
Normal file
31
internal/googlereader/prefix_suffix.go
Normal file
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@ -0,0 +1,31 @@
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// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
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// SPDX-License-Identifier: Apache-2.0
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package googlereader // import "miniflux.app/v2/internal/googlereader"
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const (
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// StreamPrefix is the prefix for astreams (read/starred/reading list and so on)
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StreamPrefix = "user/-/state/com.google/"
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// UserStreamPrefix is the user specific prefix for streams (read/starred/reading list and so on)
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UserStreamPrefix = "user/%d/state/com.google/"
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// LabelPrefix is the prefix for a label stream
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LabelPrefix = "user/-/label/"
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// UserLabelPrefix is the user specific prefix prefix for a label stream
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UserLabelPrefix = "user/%d/label/"
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// FeedPrefix is the prefix for a feed stream
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FeedPrefix = "feed/"
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// Read is the suffix for read stream
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Read = "read"
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// Starred is the suffix for starred stream
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Starred = "starred"
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// ReadingList is the suffix for reading list stream
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ReadingList = "reading-list"
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// KeptUnread is the suffix for kept unread stream
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KeptUnread = "kept-unread"
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// Broadcast is the suffix for broadcast stream
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Broadcast = "broadcast"
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// BroadcastFriends is the suffix for broadcast friends stream
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BroadcastFriends = "broadcast-friends"
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// Like is the suffix for like stream
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Like = "like"
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)
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91
internal/googlereader/request_modifier.go
Normal file
91
internal/googlereader/request_modifier.go
Normal file
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@ -0,0 +1,91 @@
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// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
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// SPDX-License-Identifier: Apache-2.0
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package googlereader // import "miniflux.app/v2/internal/googlereader"
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import (
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"fmt"
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"net/http"
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"strings"
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"miniflux.app/v2/internal/http/request"
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)
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type RequestModifiers struct {
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ExcludeTargets []Stream
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FilterTargets []Stream
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Streams []Stream
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Count int
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Offset int
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SortDirection string
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StartTime int64
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StopTime int64
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ContinuationToken string
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UserID int64
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}
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func (r RequestModifiers) String() string {
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var results []string
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results = append(results, fmt.Sprintf("UserID: %d", r.UserID))
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var streamStr []string
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for _, s := range r.Streams {
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streamStr = append(streamStr, s.String())
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}
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results = append(results, fmt.Sprintf("Streams: [%s]", strings.Join(streamStr, ", ")))
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var exclusions []string
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for _, s := range r.ExcludeTargets {
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exclusions = append(exclusions, s.String())
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}
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results = append(results, fmt.Sprintf("Exclusions: [%s]", strings.Join(exclusions, ", ")))
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var filters []string
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for _, s := range r.FilterTargets {
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filters = append(filters, s.String())
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}
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results = append(results, fmt.Sprintf("Filters: [%s]", strings.Join(filters, ", ")))
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results = append(results, fmt.Sprintf("Count: %d", r.Count))
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results = append(results, fmt.Sprintf("Offset: %d", r.Offset))
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results = append(results, fmt.Sprintf("Sort Direction: %s", r.SortDirection))
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results = append(results, fmt.Sprintf("Continuation Token: %s", r.ContinuationToken))
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results = append(results, fmt.Sprintf("Start Time: %d", r.StartTime))
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results = append(results, fmt.Sprintf("Stop Time: %d", r.StopTime))
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return strings.Join(results, "; ")
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}
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func parseStreamFilterFromRequest(r *http.Request) (RequestModifiers, error) {
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userID := request.UserID(r)
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result := RequestModifiers{
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SortDirection: "desc",
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UserID: userID,
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}
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streamOrder := request.QueryStringParam(r, ParamStreamOrder, "d")
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if streamOrder == "o" {
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result.SortDirection = "asc"
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}
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var err error
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result.Streams, err = getStreams(request.QueryStringParamList(r, ParamStreamID), userID)
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if err != nil {
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return RequestModifiers{}, err
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}
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result.ExcludeTargets, err = getStreams(request.QueryStringParamList(r, ParamStreamExcludes), userID)
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if err != nil {
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return RequestModifiers{}, err
|
||||
}
|
||||
|
||||
result.FilterTargets, err = getStreams(request.QueryStringParamList(r, ParamStreamFilters), userID)
|
||||
if err != nil {
|
||||
return RequestModifiers{}, err
|
||||
}
|
||||
|
||||
result.Count = request.QueryIntParam(r, ParamStreamMaxItems, 0)
|
||||
result.Offset = request.QueryIntParam(r, ParamContinuation, 0)
|
||||
result.StartTime = request.QueryInt64Param(r, ParamStreamStartTime, int64(0))
|
||||
result.StopTime = request.QueryInt64Param(r, ParamStreamStopTime, int64(0))
|
||||
return result, nil
|
||||
}
|
||||
119
internal/googlereader/stream.go
Normal file
119
internal/googlereader/stream.go
Normal file
|
|
@ -0,0 +1,119 @@
|
|||
// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
|
||||
// SPDX-License-Identifier: Apache-2.0
|
||||
|
||||
package googlereader // import "miniflux.app/v2/internal/googlereader"
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"strings"
|
||||
)
|
||||
|
||||
type StreamType int
|
||||
|
||||
const (
|
||||
// NoStream - no stream type
|
||||
NoStream StreamType = iota
|
||||
// ReadStream - read stream type
|
||||
ReadStream
|
||||
// StarredStream - starred stream type
|
||||
StarredStream
|
||||
// ReadingListStream - reading list stream type
|
||||
ReadingListStream
|
||||
// KeptUnreadStream - kept unread stream type
|
||||
KeptUnreadStream
|
||||
// BroadcastStream - broadcast stream type
|
||||
BroadcastStream
|
||||
// BroadcastFriendsStream - broadcast friends stream type
|
||||
BroadcastFriendsStream
|
||||
// LabelStream - label stream type
|
||||
LabelStream
|
||||
// FeedStream - feed stream type
|
||||
FeedStream
|
||||
// LikeStream - like stream type
|
||||
LikeStream
|
||||
)
|
||||
|
||||
// Stream defines a stream type and its ID.
|
||||
type Stream struct {
|
||||
Type StreamType
|
||||
ID string
|
||||
}
|
||||
|
||||
func (s Stream) String() string {
|
||||
return fmt.Sprintf("%v - '%s'", s.Type, s.ID)
|
||||
}
|
||||
|
||||
func (st StreamType) String() string {
|
||||
switch st {
|
||||
case NoStream:
|
||||
return "NoStream"
|
||||
case ReadStream:
|
||||
return "ReadStream"
|
||||
case StarredStream:
|
||||
return "StarredStream"
|
||||
case ReadingListStream:
|
||||
return "ReadingListStream"
|
||||
case KeptUnreadStream:
|
||||
return "KeptUnreadStream"
|
||||
case BroadcastStream:
|
||||
return "BroadcastStream"
|
||||
case BroadcastFriendsStream:
|
||||
return "BroadcastFriendsStream"
|
||||
case LabelStream:
|
||||
return "LabelStream"
|
||||
case FeedStream:
|
||||
return "FeedStream"
|
||||
case LikeStream:
|
||||
return "LikeStream"
|
||||
default:
|
||||
return st.String()
|
||||
}
|
||||
}
|
||||
|
||||
func getStream(streamID string, userID int64) (Stream, error) {
|
||||
switch {
|
||||
case strings.HasPrefix(streamID, FeedPrefix):
|
||||
return Stream{Type: FeedStream, ID: strings.TrimPrefix(streamID, FeedPrefix)}, nil
|
||||
case strings.HasPrefix(streamID, fmt.Sprintf(UserStreamPrefix, userID)) || strings.HasPrefix(streamID, StreamPrefix):
|
||||
id := strings.TrimPrefix(streamID, fmt.Sprintf(UserStreamPrefix, userID))
|
||||
id = strings.TrimPrefix(id, StreamPrefix)
|
||||
switch id {
|
||||
case Read:
|
||||
return Stream{ReadStream, ""}, nil
|
||||
case Starred:
|
||||
return Stream{StarredStream, ""}, nil
|
||||
case ReadingList:
|
||||
return Stream{ReadingListStream, ""}, nil
|
||||
case KeptUnread:
|
||||
return Stream{KeptUnreadStream, ""}, nil
|
||||
case Broadcast:
|
||||
return Stream{BroadcastStream, ""}, nil
|
||||
case BroadcastFriends:
|
||||
return Stream{BroadcastFriendsStream, ""}, nil
|
||||
case Like:
|
||||
return Stream{LikeStream, ""}, nil
|
||||
default:
|
||||
return Stream{NoStream, ""}, fmt.Errorf("googlereader: unknown stream with id: %s", id)
|
||||
}
|
||||
case strings.HasPrefix(streamID, fmt.Sprintf(UserLabelPrefix, userID)) || strings.HasPrefix(streamID, LabelPrefix):
|
||||
id := strings.TrimPrefix(streamID, fmt.Sprintf(UserLabelPrefix, userID))
|
||||
id = strings.TrimPrefix(id, LabelPrefix)
|
||||
return Stream{LabelStream, id}, nil
|
||||
case streamID == "":
|
||||
return Stream{NoStream, ""}, nil
|
||||
default:
|
||||
return Stream{NoStream, ""}, fmt.Errorf("googlereader: unknown stream type: %s", streamID)
|
||||
}
|
||||
}
|
||||
|
||||
func getStreams(streamIDs []string, userID int64) ([]Stream, error) {
|
||||
streams := make([]Stream, 0)
|
||||
for _, streamID := range streamIDs {
|
||||
stream, err := getStream(streamID, userID)
|
||||
if err != nil {
|
||||
return []Stream{}, err
|
||||
}
|
||||
streams = append(streams, stream)
|
||||
}
|
||||
return streams, nil
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue