ITWorx Pulse release export
bd774932d5
Public source validation / validate (push) Failing after 3m8s
88 lines
2.5 KiB
Go
88 lines
2.5 KiB
Go
package shareapi
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import (
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"context"
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"encoding/json"
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"errors"
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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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"github.com/itworx/pulse/internal/auth"
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"github.com/itworx/pulse/internal/problem"
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"github.com/itworx/pulse/internal/share"
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)
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type Handler struct {
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Provider share.Provider
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MaxPageSize int
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}
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func (h Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodGet || (r.URL.Path != "/api/v1/shares" && !strings.HasPrefix(r.URL.Path, "/api/v1/shares/")) {
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http.NotFound(w, r)
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return
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}
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if _, ok := auth.PrincipalFromContext(r.Context()); !ok {
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problem.Write(w, r, http.StatusUnauthorized, "UNAUTHORIZED", "Authentication required", "Authentication is required to read shares.", nil)
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return
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}
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if err := r.Context().Err(); err != nil {
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return
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}
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snapshot, err := h.snapshot(r)
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if err != nil {
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if errors.Is(err, context.Canceled) || errors.Is(err, context.DeadlineExceeded) {
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return
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}
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problem.Write(w, r, http.StatusServiceUnavailable, "SHARES_UNAVAILABLE", "Sharegegevens niet beschikbaar", "De sharegegevens konden niet worden gelezen.", nil)
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return
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}
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if strings.HasPrefix(r.URL.Path, "/api/v1/shares/") {
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id := strings.TrimPrefix(r.URL.Path, "/api/v1/shares/")
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item, ok := share.ShareByID(snapshot, id)
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if !ok {
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http.NotFound(w, r)
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return
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}
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writeJSON(w, struct {
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Source share.Source `json:"source"`
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Share share.Share `json:"share"`
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}{snapshot.Source, item})
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return
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}
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limit := 50
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if value := r.URL.Query().Get("limit"); value != "" {
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parsed, parseErr := strconv.Atoi(value)
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if parseErr != nil {
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problem.Write(w, r, http.StatusBadRequest, "SHARE_QUERY_INVALID", "Invalid share query", "De sharelimiet is ongeldig.", nil)
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return
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}
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limit = parsed
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}
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max := h.MaxPageSize
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if max == 0 {
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max = 100
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}
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if limit < 1 || limit > max {
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problem.Write(w, r, http.StatusBadRequest, "SHARE_QUERY_INVALID", "Invalid share query", "De sharelimiet is ongeldig.", nil)
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return
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}
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if limit < len(snapshot.Shares) {
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snapshot.Shares = snapshot.Shares[:limit]
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}
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writeJSON(w, snapshot)
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}
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func (h Handler) snapshot(r *http.Request) (share.Snapshot, error) {
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if h.Provider == nil {
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return share.UnknownSnapshot(time.Now().UTC(), "shares", "unraid", "source_unavailable"), nil
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}
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return h.Provider.Snapshot(r.Context())
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}
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func writeJSON(w http.ResponseWriter, value any) {
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w.Header().Set("Content-Type", "application/json")
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w.Header().Set("Cache-Control", "private, max-age=5")
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_ = json.NewEncoder(w).Encode(value)
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}
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