SimpleCloudNotifier/scnserver/api/handler/api.go

1576 lines
55 KiB
Go

package handler
import (
"blackforestbytes.com/simplecloudnotifier/api/apierr"
"blackforestbytes.com/simplecloudnotifier/api/ginresp"
"blackforestbytes.com/simplecloudnotifier/db/cursortoken"
primarydb "blackforestbytes.com/simplecloudnotifier/db/impl/primary"
"blackforestbytes.com/simplecloudnotifier/logic"
"blackforestbytes.com/simplecloudnotifier/models"
"database/sql"
"fmt"
"github.com/gin-gonic/gin"
"gogs.mikescher.com/BlackForestBytes/goext/langext"
"gogs.mikescher.com/BlackForestBytes/goext/mathext"
"net/http"
"strings"
)
type APIHandler struct {
app *logic.Application
database *primarydb.Database
}
func NewAPIHandler(app *logic.Application) APIHandler {
return APIHandler{
app: app,
database: app.Database.Primary,
}
}
// CreateUser swaggerdoc
//
// @Summary Create a new user
// @ID api-user-create
// @Tags API-v2
//
// @Param post_body body handler.CreateUser.body false " "
//
// @Success 200 {object} models.UserJSONWithClients
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users [POST]
func (h APIHandler) CreateUser(g *gin.Context) ginresp.HTTPResponse {
type body struct {
FCMToken string `json:"fcm_token"`
ProToken *string `json:"pro_token"`
Username *string `json:"username"`
AgentModel string `json:"agent_model"`
AgentVersion string `json:"agent_version"`
ClientType string `json:"client_type"`
NoClient bool `json:"no_client"`
}
var b body
ctx, errResp := h.app.StartRequest(g, nil, nil, &b, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
var clientType models.ClientType
if !b.NoClient {
if b.FCMToken == "" {
return ginresp.APIError(g, 400, apierr.INVALID_CLIENTTYPE, "Missing FCMToken", nil)
}
if b.AgentVersion == "" {
return ginresp.APIError(g, 400, apierr.INVALID_CLIENTTYPE, "Missing AgentVersion", nil)
}
if b.ClientType == "" {
return ginresp.APIError(g, 400, apierr.INVALID_CLIENTTYPE, "Missing ClientType", nil)
}
if b.ClientType == string(models.ClientTypeAndroid) {
clientType = models.ClientTypeAndroid
} else if b.ClientType == string(models.ClientTypeIOS) {
clientType = models.ClientTypeIOS
} else {
return ginresp.APIError(g, 400, apierr.BINDFAIL_BODY_PARAM, "Invalid ClientType", nil)
}
}
if b.ProToken != nil {
ptok, err := h.app.VerifyProToken(ctx, *b.ProToken)
if err != nil {
return ginresp.APIError(g, 500, apierr.FAILED_VERIFY_PRO_TOKEN, "Failed to query purchase status", err)
}
if !ptok {
return ginresp.APIError(g, 400, apierr.INVALID_PRO_TOKEN, "Purchase token could not be verified", nil)
}
}
readKey := h.app.GenerateRandomAuthKey()
sendKey := h.app.GenerateRandomAuthKey()
adminKey := h.app.GenerateRandomAuthKey()
err := h.database.ClearFCMTokens(ctx, b.FCMToken)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to clear existing fcm tokens", err)
}
if b.ProToken != nil {
err := h.database.ClearProTokens(ctx, *b.ProToken)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to clear existing fcm tokens", err)
}
}
username := b.Username
if username != nil {
username = langext.Ptr(h.app.NormalizeUsername(*username))
}
userobj, err := h.database.CreateUser(ctx, readKey, sendKey, adminKey, b.ProToken, username)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to create user in db", err)
}
if b.NoClient {
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, userobj.JSONWithClients(make([]models.Client, 0))))
} else {
err := h.database.DeleteClientsByFCM(ctx, b.FCMToken)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to delete existing clients in db", err)
}
client, err := h.database.CreateClient(ctx, userobj.UserID, clientType, b.FCMToken, b.AgentModel, b.AgentVersion)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to create client in db", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, userobj.JSONWithClients([]models.Client{client})))
}
}
// GetUser swaggerdoc
//
// @Summary Get a user
// @ID api-user-get
// @Tags API-v2
//
// @Param uid path int true "UserID"
//
// @Success 200 {object} models.UserJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "user not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid} [GET]
func (h APIHandler) GetUser(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
}
var u uri
ctx, errResp := h.app.StartRequest(g, &u, nil, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserRead(u.UserID); permResp != nil {
return *permResp
}
user, err := h.database.GetUser(ctx, u.UserID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.USER_NOT_FOUND, "User not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query user", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, user.JSON()))
}
// UpdateUser swaggerdoc
//
// @Summary (Partially) update a user
// @Description The body-values are optional, only send the ones you want to update
// @ID api-user-update
// @Tags API-v2
//
// @Param uid path int true "UserID"
//
// @Param username body string false "Change the username (send an empty string to clear it)"
// @Param pro_token body string false "Send a verification of permium purchase"
// @Param read_key body string false "Send `true` to create a new read_key"
// @Param send_key body string false "Send `true` to create a new send_key"
// @Param admin_key body string false "Send `true` to create a new admin_key"
//
// @Success 200 {object} models.UserJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "user not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid} [PATCH]
func (h APIHandler) UpdateUser(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
}
type body struct {
Username *string `json:"username"`
ProToken *string `json:"pro_token"`
RefreshReadKey *bool `json:"read_key"`
RefreshSendKey *bool `json:"send_key"`
RefreshAdminKey *bool `json:"admin_key"`
}
var u uri
var b body
ctx, errResp := h.app.StartRequest(g, &u, nil, &b, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserAdmin(u.UserID); permResp != nil {
return *permResp
}
if b.Username != nil {
username := langext.Ptr(h.app.NormalizeUsername(*b.Username))
if *username == "" {
username = nil
}
err := h.database.UpdateUserUsername(ctx, u.UserID, username)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to update user", err)
}
}
if b.ProToken != nil {
ptok, err := h.app.VerifyProToken(ctx, *b.ProToken)
if err != nil {
return ginresp.APIError(g, 500, apierr.FAILED_VERIFY_PRO_TOKEN, "Failed to query purchase status", err)
}
if !ptok {
return ginresp.APIError(g, 400, apierr.INVALID_PRO_TOKEN, "Purchase token could not be verified", nil)
}
err = h.database.ClearProTokens(ctx, *b.ProToken)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to clear existing fcm tokens", err)
}
err = h.database.UpdateUserProToken(ctx, u.UserID, b.ProToken)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to update user", err)
}
}
if langext.Coalesce(b.RefreshSendKey, false) {
newkey := h.app.GenerateRandomAuthKey()
err := h.database.UpdateUserSendKey(ctx, u.UserID, newkey)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to update user", err)
}
}
if langext.Coalesce(b.RefreshReadKey, false) {
newkey := h.app.GenerateRandomAuthKey()
err := h.database.UpdateUserReadKey(ctx, u.UserID, newkey)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to update user", err)
}
}
if langext.Coalesce(b.RefreshAdminKey, false) {
newkey := h.app.GenerateRandomAuthKey()
err := h.database.UpdateUserAdminKey(ctx, u.UserID, newkey)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to update user", err)
}
}
user, err := h.database.GetUser(ctx, u.UserID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query (updated) user", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, user.JSON()))
}
// ListClients swaggerdoc
//
// @Summary List all clients
// @ID api-clients-list
// @Tags API-v2
//
// @Param uid path int true "UserID"
//
// @Success 200 {object} handler.ListClients.response
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/clients [GET]
func (h APIHandler) ListClients(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
}
type response struct {
Clients []models.ClientJSON `json:"clients"`
}
var u uri
ctx, errResp := h.app.StartRequest(g, &u, nil, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserRead(u.UserID); permResp != nil {
return *permResp
}
clients, err := h.database.ListClients(ctx, u.UserID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query clients", err)
}
res := langext.ArrMap(clients, func(v models.Client) models.ClientJSON { return v.JSON() })
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, response{Clients: res}))
}
// GetClient swaggerdoc
//
// @Summary Get a single client
// @ID api-clients-get
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param cid path int true "ClientID"
//
// @Success 200 {object} models.ClientJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "client not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/clients/{cid} [GET]
func (h APIHandler) GetClient(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
ClientID models.ClientID `uri:"cid"`
}
var u uri
ctx, errResp := h.app.StartRequest(g, &u, nil, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserRead(u.UserID); permResp != nil {
return *permResp
}
client, err := h.database.GetClient(ctx, u.UserID, u.ClientID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.CLIENT_NOT_FOUND, "Client not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query client", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, client.JSON()))
}
// AddClient swaggerdoc
//
// @Summary Add a new clients
// @ID api-clients-create
// @Tags API-v2
//
// @Param uid path int true "UserID"
//
// @Param post_body body handler.AddClient.body false " "
//
// @Success 200 {object} models.ClientJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/clients [POST]
func (h APIHandler) AddClient(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
}
type body struct {
FCMToken string `json:"fcm_token" binding:"required"`
AgentModel string `json:"agent_model" binding:"required"`
AgentVersion string `json:"agent_version" binding:"required"`
ClientType string `json:"client_type" binding:"required"`
}
var u uri
var b body
ctx, errResp := h.app.StartRequest(g, &u, nil, &b, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
var clientType models.ClientType
if b.ClientType == string(models.ClientTypeAndroid) {
clientType = models.ClientTypeAndroid
} else if b.ClientType == string(models.ClientTypeIOS) {
clientType = models.ClientTypeIOS
} else {
return ginresp.APIError(g, 400, apierr.INVALID_CLIENTTYPE, "Invalid ClientType", nil)
}
if permResp := ctx.CheckPermissionUserAdmin(u.UserID); permResp != nil {
return *permResp
}
err := h.database.DeleteClientsByFCM(ctx, b.FCMToken)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to delete existing clients in db", err)
}
client, err := h.database.CreateClient(ctx, u.UserID, clientType, b.FCMToken, b.AgentModel, b.AgentVersion)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to create client in db", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, client.JSON()))
}
// DeleteClient swaggerdoc
//
// @Summary Delete a client
// @ID api-clients-delete
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param cid path int true "ClientID"
//
// @Success 200 {object} models.ClientJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "client not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/clients/{cid} [DELETE]
func (h APIHandler) DeleteClient(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
ClientID models.ClientID `uri:"cid"`
}
var u uri
ctx, errResp := h.app.StartRequest(g, &u, nil, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserAdmin(u.UserID); permResp != nil {
return *permResp
}
client, err := h.database.GetClient(ctx, u.UserID, u.ClientID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.CLIENT_NOT_FOUND, "Client not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query client", err)
}
err = h.database.DeleteClient(ctx, u.ClientID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to delete client", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, client.JSON()))
}
// ListChannels swaggerdoc
//
// @Summary List channels of a user (subscribed/owned/all)
// @Description The possible values for 'selector' are:
// @Description - "owned" Return all channels of the user
// @Description - "subscribed" Return all channels that the user is subscribing to
// @Description - "all" Return channels that the user owns or is subscribing
// @Description - "subscribed_any" Return all channels that the user is subscribing to (even unconfirmed)
// @Description - "all_any" Return channels that the user owns or is subscribing (even unconfirmed)
//
// @ID api-channels-list
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param selector query string false "Filter channels (default: owned)" Enums(owned, subscribed, all, subscribed_any, all_any)
//
// @Success 200 {object} handler.ListChannels.response
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/channels [GET]
func (h APIHandler) ListChannels(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
}
type query struct {
Selector *string `json:"selector" form:"selector" enums:"owned,subscribed_any,all_any,subscribed,all"`
}
type response struct {
Channels []models.ChannelWithSubscriptionJSON `json:"channels"`
}
var u uri
var q query
ctx, errResp := h.app.StartRequest(g, &u, &q, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserRead(u.UserID); permResp != nil {
return *permResp
}
sel := strings.ToLower(langext.Coalesce(q.Selector, "owned"))
var res []models.ChannelWithSubscriptionJSON
if sel == "owned" {
channels, err := h.database.ListChannelsByOwner(ctx, u.UserID, u.UserID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channels", err)
}
res = langext.ArrMap(channels, func(v models.ChannelWithSubscription) models.ChannelWithSubscriptionJSON { return v.JSON(true) })
} else if sel == "subscribed_any" {
channels, err := h.database.ListChannelsBySubscriber(ctx, u.UserID, nil)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channels", err)
}
res = langext.ArrMap(channels, func(v models.ChannelWithSubscription) models.ChannelWithSubscriptionJSON { return v.JSON(false) })
} else if sel == "all_any" {
channels, err := h.database.ListChannelsByAccess(ctx, u.UserID, nil)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channels", err)
}
res = langext.ArrMap(channels, func(v models.ChannelWithSubscription) models.ChannelWithSubscriptionJSON { return v.JSON(false) })
} else if sel == "subscribed" {
channels, err := h.database.ListChannelsBySubscriber(ctx, u.UserID, langext.Ptr(true))
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channels", err)
}
res = langext.ArrMap(channels, func(v models.ChannelWithSubscription) models.ChannelWithSubscriptionJSON { return v.JSON(false) })
} else if sel == "all" {
channels, err := h.database.ListChannelsByAccess(ctx, u.UserID, langext.Ptr(true))
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channels", err)
}
res = langext.ArrMap(channels, func(v models.ChannelWithSubscription) models.ChannelWithSubscriptionJSON { return v.JSON(false) })
} else {
return ginresp.APIError(g, 400, apierr.INVALID_ENUM_VALUE, "Invalid value for the [selector] parameter", nil)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, response{Channels: res}))
}
// GetChannel swaggerdoc
//
// @Summary Get a single channel
// @ID api-channels-get
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param cid path int true "ChannelID"
//
// @Success 200 {object} models.ChannelWithSubscriptionJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "channel not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/channels/{cid} [GET]
func (h APIHandler) GetChannel(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
ChannelID models.ChannelID `uri:"cid"`
}
var u uri
ctx, errResp := h.app.StartRequest(g, &u, nil, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserRead(u.UserID); permResp != nil {
return *permResp
}
channel, err := h.database.GetChannel(ctx, u.UserID, u.ChannelID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.CHANNEL_NOT_FOUND, "Channel not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channel", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, channel.JSON(true)))
}
// CreateChannel swaggerdoc
//
// @Summary Create a new (empty) channel
// @ID api-channels-create
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param post_body body handler.CreateChannel.body false " "
//
// @Success 200 {object} models.ChannelWithSubscriptionJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 409 {object} ginresp.apiError "channel already exists"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/channels [POST]
func (h APIHandler) CreateChannel(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
}
type body struct {
Name string `json:"name"`
Subscribe *bool `json:"subscribe"`
}
var u uri
var b body
ctx, errResp := h.app.StartRequest(g, &u, nil, &b, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserAdmin(u.UserID); permResp != nil {
return *permResp
}
if b.Name == "" {
return ginresp.APIError(g, 400, apierr.INVALID_BODY_PARAM, "Missing parameter: name", nil)
}
channelDisplayName := h.app.NormalizeChannelDisplayName(b.Name)
channelInternalName := h.app.NormalizeChannelInternalName(b.Name)
channelExisting, err := h.database.GetChannelByName(ctx, u.UserID, channelInternalName)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channel", err)
}
user, err := h.database.GetUser(ctx, u.UserID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 400, apierr.USER_NOT_FOUND, "User not found", nil)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query user", err)
}
if len(channelDisplayName) > user.MaxChannelNameLength() {
return ginresp.APIError(g, 400, apierr.CHANNEL_TOO_LONG, fmt.Sprintf("Channel too long (max %d characters)", user.MaxChannelNameLength()), nil)
}
if len(channelInternalName) > user.MaxChannelNameLength() {
return ginresp.APIError(g, 400, apierr.CHANNEL_TOO_LONG, fmt.Sprintf("Channel too long (max %d characters)", user.MaxChannelNameLength()), nil)
}
if channelExisting != nil {
return ginresp.APIError(g, 409, apierr.CHANNEL_ALREADY_EXISTS, "Channel with this name already exists", nil)
}
subscribeKey := h.app.GenerateRandomAuthKey()
sendKey := h.app.GenerateRandomAuthKey()
channel, err := h.database.CreateChannel(ctx, u.UserID, channelDisplayName, channelInternalName, subscribeKey, sendKey)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to create channel", err)
}
if langext.Coalesce(b.Subscribe, true) {
sub, err := h.database.CreateSubscription(ctx, u.UserID, channel, true)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to create subscription", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, channel.WithSubscription(langext.Ptr(sub)).JSON(true)))
} else {
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, channel.WithSubscription(nil).JSON(true)))
}
}
// UpdateChannel swaggerdoc
//
// @Summary (Partially) update a channel
// @ID api-channels-update
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param cid path int true "ChannelID"
//
// @Param subscribe_key body string false "Send `true` to create a new subscribe_key"
// @Param send_key body string false "Send `true` to create a new send_key"
// @Param display_name body string false "Change the cahnnel display-name (only chnages to lowercase/uppercase are allowed - internal_name must stay the same)"
//
// @Success 200 {object} models.ChannelWithSubscriptionJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "channel not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/channels/{cid} [PATCH]
func (h APIHandler) UpdateChannel(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
ChannelID models.ChannelID `uri:"cid"`
}
type body struct {
RefreshSubscribeKey *bool `json:"subscribe_key"`
RefreshSendKey *bool `json:"send_key"`
DisplayName *string `json:"display_name"`
DescriptionName *string `json:"description_name"`
}
var u uri
var b body
ctx, errResp := h.app.StartRequest(g, &u, nil, &b, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserAdmin(u.UserID); permResp != nil {
return *permResp
}
oldChannel, err := h.database.GetChannel(ctx, u.UserID, u.ChannelID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.CHANNEL_NOT_FOUND, "Channel not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channel", err)
}
user, err := h.database.GetUser(ctx, u.UserID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 400, apierr.USER_NOT_FOUND, "User not found", nil)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query user", err)
}
if langext.Coalesce(b.RefreshSendKey, false) {
newkey := h.app.GenerateRandomAuthKey()
err := h.database.UpdateChannelSendKey(ctx, u.ChannelID, newkey)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to update channel", err)
}
}
if langext.Coalesce(b.RefreshSubscribeKey, false) {
newkey := h.app.GenerateRandomAuthKey()
err := h.database.UpdateChannelSubscribeKey(ctx, u.ChannelID, newkey)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to update channel", err)
}
}
if b.DisplayName != nil {
newDisplayName := h.app.NormalizeChannelDisplayName(*b.DisplayName)
newInternalName := h.app.NormalizeChannelInternalName(*b.DisplayName)
if newInternalName != oldChannel.InternalName {
return ginresp.APIError(g, 400, apierr.CHANNEL_NAME_WOULD_CHANGE, "Cannot substantially change the channel name", err)
}
if len(newDisplayName) > user.MaxChannelNameLength() {
return ginresp.APIError(g, 400, apierr.CHANNEL_TOO_LONG, fmt.Sprintf("Channel too long (max %d characters)", user.MaxChannelNameLength()), nil)
}
err := h.database.UpdateChannelDisplayName(ctx, u.ChannelID, newDisplayName)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to update channel", err)
}
}
if b.DescriptionName != nil {
var descName *string = nil
if strings.TrimSpace(*b.DescriptionName) != "" {
descName = langext.Ptr(strings.TrimSpace(*b.DescriptionName))
}
if descName != nil && len(*descName) > user.MaxChannelDescriptionNameLength() {
return ginresp.APIError(g, 400, apierr.CHANNEL_DESCRIPTION_TOO_LONG, fmt.Sprintf("Channel-Description too long (max %d characters)", user.MaxChannelNameLength()), nil)
}
err := h.database.UpdateChannelDescriptionName(ctx, u.ChannelID, descName)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to update channel", err)
}
}
channel, err := h.database.GetChannel(ctx, u.UserID, u.ChannelID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query (updated) channel", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, channel.JSON(true)))
}
// ListChannelMessages swaggerdoc
//
// @Summary List messages of a channel
// @Description The next_page_token is an opaque token, the special value "@start" (or empty-string) is the beginning and "@end" is the end
// @Description Simply start the pagination without a next_page_token and get the next page by calling this endpoint with the returned next_page_token of the last query
// @Description If there are no more entries the token "@end" will be returned
// @Description By default we return long messages with a trimmed body, if trimmed=false is supplied we return full messages (this reduces the max page_size)
// @ID api-channel-messages
// @Tags API-v2
//
// @Param query_data query handler.ListChannelMessages.query false " "
// @Param uid path int true "UserID"
// @Param cid path int true "ChannelID"
//
// @Success 200 {object} handler.ListChannelMessages.response
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "channel not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/channels/{cid}/messages [GET]
func (h APIHandler) ListChannelMessages(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
ChannelUserID models.UserID `uri:"uid"`
ChannelID models.ChannelID `uri:"cid"`
}
type query struct {
PageSize *int `json:"page_size" form:"page_size"`
NextPageToken *string `json:"next_page_token" form:"next_page_token"`
Filter *string `json:"filter" form:"filter"`
Trimmed *bool `json:"trimmed" form:"trimmed"`
}
type response struct {
Messages []models.MessageJSON `json:"messages"`
NextPageToken string `json:"next_page_token"`
PageSize int `json:"page_size"`
}
var u uri
var q query
ctx, errResp := h.app.StartRequest(g, &u, &q, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
trimmed := langext.Coalesce(q.Trimmed, true)
maxPageSize := langext.Conditional(trimmed, 16, 256)
pageSize := mathext.Clamp(langext.Coalesce(q.PageSize, 64), 1, maxPageSize)
if permResp := ctx.CheckPermissionRead(); permResp != nil {
return *permResp
}
channel, err := h.database.GetChannel(ctx, u.ChannelUserID, u.ChannelID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.CHANNEL_NOT_FOUND, "Channel not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channel", err)
}
userid := *ctx.GetPermissionUserID()
sub, err := h.database.GetSubscriptionBySubscriber(ctx, userid, channel.ChannelID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 401, apierr.USER_AUTH_FAILED, "You are not authorized for this action", nil)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscription", err)
}
if !sub.Confirmed {
return ginresp.APIError(g, 401, apierr.USER_AUTH_FAILED, "You are not authorized for this action", nil)
}
tok, err := cursortoken.Decode(langext.Coalesce(q.NextPageToken, ""))
if err != nil {
return ginresp.APIError(g, 500, apierr.PAGETOKEN_ERROR, "Failed to decode next_page_token", err)
}
filter := models.MessageFilter{
ChannelID: langext.Ptr([]models.ChannelID{channel.ChannelID}),
}
messages, npt, err := h.database.ListMessages(ctx, filter, pageSize, tok)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query messages", err)
}
var res []models.MessageJSON
if trimmed {
res = langext.ArrMap(messages, func(v models.Message) models.MessageJSON { return v.TrimmedJSON() })
} else {
res = langext.ArrMap(messages, func(v models.Message) models.MessageJSON { return v.FullJSON() })
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, response{Messages: res, NextPageToken: npt.Token(), PageSize: pageSize}))
}
// ListUserSubscriptions swaggerdoc
//
// @Summary List all subscriptions of a user (incoming/owned)
// @Description The possible values for 'selector' are:
// @Description - "outgoing_all" All subscriptions (confirmed/unconfirmed) with the user as subscriber (= subscriptions he can use to read channels)
// @Description - "outgoing_confirmed" Confirmed subscriptions with the user as subscriber
// @Description - "outgoing_unconfirmed" Unconfirmed (Pending) subscriptions with the user as subscriber
// @Description - "incoming_all" All subscriptions (confirmed/unconfirmed) from other users to channels of this user (= incoming subscriptions and subscription requests)
// @Description - "incoming_confirmed" Confirmed subscriptions from other users to channels of this user
// @Description - "incoming_unconfirmed" Unconfirmed subscriptions from other users to channels of this user (= requests)
//
// @ID api-user-subscriptions-list
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param selector query string true "Filter subscriptions (default: owner_all)" Enums(outgoing_all, outgoing_confirmed, outgoing_unconfirmed, incoming_all, incoming_confirmed, incoming_unconfirmed)
//
// @Success 200 {object} handler.ListUserSubscriptions.response
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/subscriptions [GET]
func (h APIHandler) ListUserSubscriptions(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
}
type query struct {
Selector *string `json:"selector" form:"selector" enums:"owner_all,owner_confirmed,owner_unconfirmed,incoming_all,incoming_confirmed,incoming_unconfirmed"`
}
type response struct {
Subscriptions []models.SubscriptionJSON `json:"subscriptions"`
}
var u uri
var q query
ctx, errResp := h.app.StartRequest(g, &u, &q, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserRead(u.UserID); permResp != nil {
return *permResp
}
sel := strings.ToLower(langext.Coalesce(q.Selector, "owner_all"))
var res []models.Subscription
var err error
if sel == "outgoing_all" {
res, err = h.database.ListSubscriptionsBySubscriber(ctx, u.UserID, nil)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscriptions", err)
}
} else if sel == "outgoing_confirmed" {
res, err = h.database.ListSubscriptionsBySubscriber(ctx, u.UserID, langext.Ptr(true))
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscriptions", err)
}
} else if sel == "outgoing_unconfirmed" {
res, err = h.database.ListSubscriptionsBySubscriber(ctx, u.UserID, langext.Ptr(false))
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscriptions", err)
}
} else if sel == "incoming_all" {
res, err = h.database.ListSubscriptionsByChannelOwner(ctx, u.UserID, nil)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscriptions", err)
}
} else if sel == "incoming_confirmed" {
res, err = h.database.ListSubscriptionsByChannelOwner(ctx, u.UserID, langext.Ptr(true))
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscriptions", err)
}
} else if sel == "incoming_unconfirmed" {
res, err = h.database.ListSubscriptionsByChannelOwner(ctx, u.UserID, langext.Ptr(false))
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscriptions", err)
}
} else {
return ginresp.APIError(g, 400, apierr.INVALID_ENUM_VALUE, "Invalid value for the [selector] parameter", nil)
}
jsonres := langext.ArrMap(res, func(v models.Subscription) models.SubscriptionJSON { return v.JSON() })
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, response{Subscriptions: jsonres}))
}
// ListChannelSubscriptions swaggerdoc
//
// @Summary List all subscriptions of a channel
// @ID api-chan-subscriptions-list
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param cid path int true "ChannelID"
//
// @Success 200 {object} handler.ListChannelSubscriptions.response
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "channel not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/channels/{cid}/subscriptions [GET]
func (h APIHandler) ListChannelSubscriptions(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
ChannelID models.ChannelID `uri:"cid"`
}
type response struct {
Subscriptions []models.SubscriptionJSON `json:"subscriptions"`
}
var u uri
ctx, errResp := h.app.StartRequest(g, &u, nil, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserRead(u.UserID); permResp != nil {
return *permResp
}
_, err := h.database.GetChannel(ctx, u.UserID, u.ChannelID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.CHANNEL_NOT_FOUND, "Channel not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channels", err)
}
clients, err := h.database.ListSubscriptionsByChannel(ctx, u.ChannelID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channels", err)
}
res := langext.ArrMap(clients, func(v models.Subscription) models.SubscriptionJSON { return v.JSON() })
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, response{Subscriptions: res}))
}
// GetSubscription swaggerdoc
//
// @Summary Get a single subscription
// @ID api-subscriptions-get
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param sid path int true "SubscriptionID"
//
// @Success 200 {object} models.SubscriptionJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "subscription not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/subscriptions/{sid} [GET]
func (h APIHandler) GetSubscription(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
SubscriptionID models.SubscriptionID `uri:"sid"`
}
var u uri
ctx, errResp := h.app.StartRequest(g, &u, nil, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserRead(u.UserID); permResp != nil {
return *permResp
}
subscription, err := h.database.GetSubscription(ctx, u.SubscriptionID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.SUBSCRIPTION_NOT_FOUND, "Subscription not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscription", err)
}
if subscription.SubscriberUserID != u.UserID && subscription.ChannelOwnerUserID != u.UserID {
return ginresp.APIError(g, 404, apierr.SUBSCRIPTION_USER_MISMATCH, "Subscription not found", nil)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, subscription.JSON()))
}
// CancelSubscription swaggerdoc
//
// @Summary Cancel (delete) subscription
// @ID api-subscriptions-delete
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param sid path int true "SubscriptionID"
//
// @Success 200 {object} models.SubscriptionJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "subscription not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/subscriptions/{sid} [DELETE]
func (h APIHandler) CancelSubscription(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
SubscriptionID models.SubscriptionID `uri:"sid"`
}
var u uri
ctx, errResp := h.app.StartRequest(g, &u, nil, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserAdmin(u.UserID); permResp != nil {
return *permResp
}
subscription, err := h.database.GetSubscription(ctx, u.SubscriptionID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.SUBSCRIPTION_NOT_FOUND, "Subscription not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscription", err)
}
if subscription.SubscriberUserID != u.UserID && subscription.ChannelOwnerUserID != u.UserID {
return ginresp.APIError(g, 404, apierr.SUBSCRIPTION_USER_MISMATCH, "Subscription not found", nil)
}
err = h.database.DeleteSubscription(ctx, u.SubscriptionID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to delete subscription", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, subscription.JSON()))
}
// CreateSubscription swaggerdoc
//
// @Summary Create/Request a subscription
// @Description Either [channel_owner_user_id, channel_internal_name] or [channel_id] must be supplied in the request body
// @ID api-subscriptions-create
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param query_data query handler.CreateSubscription.query false " "
// @Param post_data body handler.CreateSubscription.body false " "
//
// @Success 200 {object} models.SubscriptionJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/subscriptions [POST]
func (h APIHandler) CreateSubscription(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
}
type body struct {
ChannelOwnerUserID *models.UserID `json:"channel_owner_user_id"`
ChannelInternalName *string `json:"channel_internal_name"`
ChannelID *models.ChannelID `json:"channel_id"`
}
type query struct {
ChanSubscribeKey *string `json:"chan_subscribe_key" form:"chan_subscribe_key"`
}
var u uri
var q query
var b body
ctx, errResp := h.app.StartRequest(g, &u, &q, &b, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserAdmin(u.UserID); permResp != nil {
return *permResp
}
var channel models.Channel
if b.ChannelOwnerUserID != nil && b.ChannelInternalName != nil && b.ChannelID == nil {
channelInternalName := h.app.NormalizeChannelInternalName(*b.ChannelInternalName)
outchannel, err := h.database.GetChannelByName(ctx, *b.ChannelOwnerUserID, channelInternalName)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channel", err)
}
if outchannel == nil {
return ginresp.APIError(g, 400, apierr.CHANNEL_NOT_FOUND, "Channel not found", err)
}
channel = *outchannel
} else if b.ChannelOwnerUserID == nil && b.ChannelInternalName == nil && b.ChannelID != nil {
outchannel, err := h.database.GetChannelByID(ctx, *b.ChannelID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query channel", err)
}
if outchannel == nil {
return ginresp.APIError(g, 400, apierr.CHANNEL_NOT_FOUND, "Channel not found", err)
}
channel = *outchannel
} else {
return ginresp.APIError(g, 400, apierr.INVALID_BODY_PARAM, "Must either supply [channel_owner_user_id, channel_internal_name] or [channel_id]", nil)
}
if channel.OwnerUserID != u.UserID && (q.ChanSubscribeKey == nil || *q.ChanSubscribeKey != channel.SubscribeKey) {
return ginresp.APIError(g, 401, apierr.USER_AUTH_FAILED, "You are not authorized for this action", nil)
}
sub, err := h.database.CreateSubscription(ctx, u.UserID, channel, channel.OwnerUserID == u.UserID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to create subscription", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, sub.JSON()))
}
// UpdateSubscription swaggerdoc
//
// @Summary Update a subscription (e.g. confirm)
// @ID api-subscriptions-update
// @Tags API-v2
//
// @Param uid path int true "UserID"
// @Param sid path int true "SubscriptionID"
// @Param post_data body handler.UpdateSubscription.body false " "
//
// @Success 200 {object} models.SubscriptionJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "subscription not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/users/{uid}/subscriptions/{sid} [PATCH]
func (h APIHandler) UpdateSubscription(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
UserID models.UserID `uri:"uid"`
SubscriptionID models.SubscriptionID `uri:"sid"`
}
type body struct {
Confirmed *bool `form:"confirmed"`
}
var u uri
var b body
ctx, errResp := h.app.StartRequest(g, &u, nil, &b, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionUserAdmin(u.UserID); permResp != nil {
return *permResp
}
userid := *ctx.GetPermissionUserID()
subscription, err := h.database.GetSubscription(ctx, u.SubscriptionID)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.SUBSCRIPTION_NOT_FOUND, "Subscription not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscription", err)
}
if subscription.SubscriberUserID != u.UserID && subscription.ChannelOwnerUserID != u.UserID {
return ginresp.APIError(g, 404, apierr.SUBSCRIPTION_USER_MISMATCH, "Subscription not found", nil)
}
if b.Confirmed != nil {
if subscription.ChannelOwnerUserID != userid {
return ginresp.APIError(g, 401, apierr.USER_AUTH_FAILED, "You are not authorized for this action", nil)
}
err = h.database.UpdateSubscriptionConfirmed(ctx, u.SubscriptionID, *b.Confirmed)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to update subscription", err)
}
}
subscription, err = h.database.GetSubscription(ctx, u.SubscriptionID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscription", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, subscription.JSON()))
}
// ListMessages swaggerdoc
//
// @Summary List all (subscribed) messages
// @Description The next_page_token is an opaque token, the special value "@start" (or empty-string) is the beginning and "@end" is the end
// @Description Simply start the pagination without a next_page_token and get the next page by calling this endpoint with the returned next_page_token of the last query
// @Description If there are no more entries the token "@end" will be returned
// @Description By default we return long messages with a trimmed body, if trimmed=false is supplied we return full messages (this reduces the max page_size)
// @ID api-messages-list
// @Tags API-v2
//
// @Param query_data query handler.ListMessages.query false " "
//
// @Success 200 {object} handler.ListMessages.response
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/messages [GET]
func (h APIHandler) ListMessages(g *gin.Context) ginresp.HTTPResponse {
type query struct {
PageSize *int `json:"page_size" form:"page_size"`
NextPageToken *string `json:"next_page_token" form:"next_page_token"`
Filter *string `json:"filter" form:"filter"`
Trimmed *bool `json:"trimmed" form:"trimmed"` //TODO more filter (sender-name, channel, timestamps, prio, )
}
type response struct {
Messages []models.MessageJSON `json:"messages"`
NextPageToken string `json:"next_page_token"`
PageSize int `json:"page_size"`
}
var q query
ctx, errResp := h.app.StartRequest(g, nil, &q, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
trimmed := langext.Coalesce(q.Trimmed, true)
maxPageSize := langext.Conditional(trimmed, 16, 256)
pageSize := mathext.Clamp(langext.Coalesce(q.PageSize, 64), 1, maxPageSize)
if permResp := ctx.CheckPermissionRead(); permResp != nil {
return *permResp
}
userid := *ctx.GetPermissionUserID()
tok, err := cursortoken.Decode(langext.Coalesce(q.NextPageToken, ""))
if err != nil {
return ginresp.APIError(g, 500, apierr.PAGETOKEN_ERROR, "Failed to decode next_page_token", err)
}
err = h.database.UpdateUserLastRead(ctx, userid)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to update last-read", err)
}
filter := models.MessageFilter{
ConfirmedSubscriptionBy: langext.Ptr(userid),
}
if q.Filter != nil && strings.TrimSpace(*q.Filter) != "" {
filter.SearchString = langext.Ptr([]string{strings.TrimSpace(*q.Filter)})
}
messages, npt, err := h.database.ListMessages(ctx, filter, pageSize, tok)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query messages", err)
}
var res []models.MessageJSON
if trimmed {
res = langext.ArrMap(messages, func(v models.Message) models.MessageJSON { return v.TrimmedJSON() })
} else {
res = langext.ArrMap(messages, func(v models.Message) models.MessageJSON { return v.FullJSON() })
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, response{Messages: res, NextPageToken: npt.Token(), PageSize: pageSize}))
}
// GetMessage swaggerdoc
//
// @Summary Get a single message (untrimmed)
// @Description The user must either own the message and request the resource with the READ or ADMIN Key
// @Description Or the user must subscribe to the corresponding channel (and be confirmed) and request the resource with the READ or ADMIN Key
// @Description The returned message is never trimmed
// @ID api-messages-get
// @Tags API-v2
//
// @Param mid path int true "SCNMessageID"
//
// @Success 200 {object} models.MessageJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "message not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/messages/{mid} [PATCH]
func (h APIHandler) GetMessage(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
MessageID models.SCNMessageID `uri:"mid"`
}
var u uri
ctx, errResp := h.app.StartRequest(g, &u, nil, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionAny(); permResp != nil {
return *permResp
}
msg, err := h.database.GetMessage(ctx, u.MessageID, false)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.MESSAGE_NOT_FOUND, "message not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query message", err)
}
if !ctx.CheckPermissionMessageReadDirect(msg) {
// either we have direct read permissions (it is our message + read/admin key)
// or we subscribe (+confirmed) to the channel and have read/admin key
if uid := ctx.GetPermissionUserID(); uid != nil && ctx.IsPermissionUserRead() {
sub, err := h.database.GetSubscriptionBySubscriber(ctx, *uid, msg.ChannelID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query subscription", err)
}
if sub == nil {
// not subbed
return ginresp.APIError(g, 401, apierr.USER_AUTH_FAILED, "You are not authorized for this action", nil)
}
if !sub.Confirmed {
// sub not confirmed
return ginresp.APIError(g, 401, apierr.USER_AUTH_FAILED, "You are not authorized for this action", nil)
}
// => perm okay
} else {
// auth-key is not set or not a user:x variant
return ginresp.APIError(g, 401, apierr.USER_AUTH_FAILED, "You are not authorized for this action", nil)
}
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, msg.FullJSON()))
}
// DeleteMessage swaggerdoc
//
// @Summary Delete a single message
// @Description The user must own the message and request the resource with the ADMIN Key
// @ID api-messages-delete
// @Tags API-v2
//
// @Param mid path int true "SCNMessageID"
//
// @Success 200 {object} models.MessageJSON
// @Failure 400 {object} ginresp.apiError "supplied values/parameters cannot be parsed / are invalid"
// @Failure 401 {object} ginresp.apiError "user is not authorized / has missing permissions"
// @Failure 404 {object} ginresp.apiError "message not found"
// @Failure 500 {object} ginresp.apiError "internal server error"
//
// @Router /api/messages/{mid} [DELETE]
func (h APIHandler) DeleteMessage(g *gin.Context) ginresp.HTTPResponse {
type uri struct {
MessageID models.SCNMessageID `uri:"mid"`
}
var u uri
ctx, errResp := h.app.StartRequest(g, &u, nil, nil, nil)
if errResp != nil {
return *errResp
}
defer ctx.Cancel()
if permResp := ctx.CheckPermissionAny(); permResp != nil {
return *permResp
}
msg, err := h.database.GetMessage(ctx, u.MessageID, false)
if err == sql.ErrNoRows {
return ginresp.APIError(g, 404, apierr.MESSAGE_NOT_FOUND, "message not found", err)
}
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to query message", err)
}
if !ctx.CheckPermissionMessageReadDirect(msg) {
return ginresp.APIError(g, 401, apierr.USER_AUTH_FAILED, "You are not authorized for this action", nil)
}
err = h.database.DeleteMessage(ctx, msg.SCNMessageID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to delete message", err)
}
err = h.database.CancelPendingDeliveries(ctx, msg.SCNMessageID)
if err != nil {
return ginresp.APIError(g, 500, apierr.DATABASE_ERROR, "Failed to cancel deliveries", err)
}
return ctx.FinishSuccess(ginresp.JSON(http.StatusOK, msg.FullJSON()))
}