share folders and files

backend/handlers/share_links.go

@@ -0,0 +1,31 @@
+package handlers
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+
+	"github.com/vaultdrop/backend/pkg/api"
+	"github.com/vaultdrop/backend/repository"
+)
+
+// ShareLinkGet resolves a public share link without authentication
+// (GET /shares/links/:token). Returns resource metadata only — never the
+// owner's identity beyond what the contract exposes.
+func ShareLinkGet(c *gin.Context) {
+	if Store == nil || Store.Repository == nil {
+		api.Error(c, http.StatusServiceUnavailable, "SERVICE_UNAVAILABLE", "backend not initialized")
+		return
+	}
+	token := c.Param("token")
+	link, err := Store.Repository.Shares.GetPublicLink(token)
+	if err != nil {
+		if err == repository.ErrNotFound {
+			api.Error(c, http.StatusNotFound, "NOT_FOUND", "link not found or revoked")
+			return
+		}
+		api.Error(c, http.StatusInternalServerError, "INTERNAL", "could not resolve link")
+		return
+	}
+	api.OK(c, link)
+}