Golang Context.RespondWithErrorMessage方法代碼示例

// Delete handles DELETE
func (ctl *MenuController) Delete(c *models.Context, siteID int64) {
	// Start :: Auth
	site, status, err := models.GetSite(siteID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	// Use the user ID to check, since the current context is a different site (the root site)
	// than the site the owner profile is associated with.
	owner, status, err := models.GetProfileSummary(site.ID, site.OwnedByID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	if owner.UserID != c.Auth.UserID {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}
	// End :: Auth

	status, err = models.DeleteMenu(siteID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	c.RespondWithOK()
}

// Update handles PUT
func (ctl *IgnoredController) Update(c *models.Context) {
	m := models.IgnoreType{}
	err := c.Fill(&m)
	if err != nil {
		c.RespondWithErrorMessage(
			fmt.Sprintf("The post data is invalid: %v", err.Error()),
			http.StatusBadRequest,
		)
		return
	}

	if c.Auth.ProfileID < 1 {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}

	m.ProfileID = c.Auth.ProfileID
	status, err := m.Update()
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	c.RespondWithOK()
}

// Update handles PUT
func (ctl *EventController) Update(c *models.Context) {
	_, itemTypeID, itemID, status, err := c.GetItemTypeAndItemID()
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	// Validate inputs
	m, status, err := models.GetEvent(c.Site.ID, itemID, c.Auth.ProfileID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}
	err = c.Fill(&m)
	if err != nil {
		c.RespondWithErrorMessage(
			fmt.Sprintf("The post data is invalid: %v", err.Error()),
			http.StatusBadRequest,
		)
		return
	}

	// Start Authorisation
	perms := models.GetPermission(
		models.MakeAuthorisationContext(
			c, 0, itemTypeID, itemID),
	)
	if !perms.CanUpdate {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}
	// End Authorisation

	// Populate where applicable from auth and context
	m.Meta.EditedByNullable = sql.NullInt64{Int64: c.Auth.ProfileID, Valid: true}
	m.Meta.EditedNullable = pq.NullTime{Time: time.Now(), Valid: true}

	status, err = m.Update(c.Site.ID, c.Auth.ProfileID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	audit.Replace(
		c.Site.ID,
		h.ItemTypes[h.ItemTypeEvent],
		m.ID,
		c.Auth.ProfileID,
		time.Now(),
		c.IP,
	)

	c.RespondWithSeeOther(
		fmt.Sprintf(
			"%s/%d",
			h.APITypeEvent,
			m.ID,
		),
	)
}

// Delete handles DELETE
func (ctl *AuthController) Delete(c *models.Context) {

	// Extract access token from request and delete its record
	m, status, err := models.GetAccessToken(c.RouteVars["id"])
	if err != nil {
		c.RespondWithErrorMessage(
			fmt.Sprintf("Error retrieving access token: %v", err.Error()),
			status,
		)
		return
	}

	status, err = m.Delete()
	if err != nil {
		c.RespondWithErrorMessage(
			fmt.Sprintf("Error deleting access token: %v", err.Error()),
			status,
		)
		return
	}

	audit.Delete(
		c.Site.ID,
		h.ItemTypes[h.ItemTypeAuth],
		m.UserID,
		c.Auth.ProfileID,
		time.Now(),
		c.IP,
	)

	c.RespondWithOK()
}

// Read handles GET
func (ctl *UserController) Read(c *models.Context) {
	_, itemTypeID, itemID, status, err := c.GetItemTypeAndItemID()
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	// Start Authorisation
	perms := models.GetPermission(
		models.MakeAuthorisationContext(
			c, 0, itemTypeID, itemID),
	)
	if !perms.CanRead {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}
	// End Authorisation

	m, status, err := models.GetUser(itemID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	if !models.UserIsOnSite(m.ID, c.Site.ID) {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}

	c.RespondWithData(m)
}

// Delete handles DELETE
// Note: This only affects explicitly assigned roles and not roles implicitly
// included by criteria
func (ctl *RoleProfileController) Delete(c *models.Context) {
	// Validate inputs
	var microcosmID int64
	if sid, exists := c.RouteVars["microcosm_id"]; exists {
		id, err := strconv.ParseInt(sid, 10, 64)
		if err != nil {
			c.RespondWithErrorMessage("microcosm_id in URL is not a number", http.StatusBadRequest)
			return
		}

		microcosmID = id
	}

	roleID, err := strconv.ParseInt(c.RouteVars["role_id"], 10, 64)
	if err != nil {
		c.RespondWithErrorMessage("role_id in URL is not a number", http.StatusBadRequest)
		return
	}

	_, status, err := models.GetRole(c.Site.ID, microcosmID, roleID, c.Auth.ProfileID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	profileID, err := strconv.ParseInt(c.RouteVars["profile_id"], 10, 64)
	if err != nil {
		c.RespondWithErrorMessage("profile_id in URL is not a number", http.StatusBadRequest)
		return
	}

	m := models.RoleProfileType{}
	m.ID = profileID

	// Authorisation
	perms := models.GetPermission(
		models.MakeAuthorisationContext(c, microcosmID, h.ItemTypes[h.ItemTypeMicrocosm], microcosmID),
	)
	if microcosmID > 0 {
		// Related to a Microcosm
		if !perms.IsModerator && !c.Auth.IsSiteOwner {
			c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
			return
		}
	} else {
		// Default role for the site
		if !c.Auth.IsSiteOwner {
			c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
			return
		}
	}

	status, err = m.Delete(roleID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	c.RespondWithOK()
}

// Delete handles DELETE
func (ctl *UserController) Delete(c *models.Context) {
	_, _, itemID, status, err := c.GetItemTypeAndItemID()
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	m, status, err := models.GetUser(itemID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	if !models.UserIsOnSite(m.ID, c.Site.ID) {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}

	status, err = m.Delete()
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	audit.Delete(
		c.Site.ID,
		h.ItemTypes[h.ItemTypeUser],
		itemID,
		c.Auth.ProfileID,
		time.Now(),
		c.IP,
	)

	c.RespondWithOK()
}

// Read handles GET
func (ctl *SiteReservedController) Read(c *models.Context) {
	host, exists := c.RouteVars["subdomain"]
	if !exists {
		c.RespondWithErrorMessage("No subdomain query specified", http.StatusBadRequest)
		return
	}

	reserved, err := models.IsReservedSubdomain(host)
	if err != nil {
		c.RespondWithErrorMessage(err.Error(), http.StatusInternalServerError)
		return
	}

	var responseBody string
	if reserved {
		responseBody = `{"reserved":true}`
		c.ResponseWriter.Header().Set("Content-Length", strconv.Itoa(len(responseBody)))
	} else {
		responseBody = `{"reserved":false}`
		c.ResponseWriter.Header().Set("Content-Length", strconv.Itoa(len(responseBody)))
	}

	c.ResponseWriter.Header().Set("Content-Type", "application/json")
	c.ResponseWriter.Header().Set("Access-Control-Allow-Origin", "*")
	c.ResponseWriter.WriteHeader(http.StatusOK)
	c.ResponseWriter.Write([]byte(responseBody))
}

// Read handles GET
func (ctl *FileController) Read(c *models.Context) {
	fileHash := c.RouteVars["fileHash"]
	if fileHash == "" {
		c.RespondWithErrorMessage(
			fmt.Sprintf("The supplied file hash cannot be zero characters: %s", c.RouteVars["fileHash"]),
			http.StatusBadRequest,
		)
		return
	}

	fileBytes, headers, _, err := models.GetFile(fileHash)
	if err != nil {
		c.RespondWithErrorMessage(
			fmt.Sprintf("Could not retrieve file: %v", err.Error()),
			http.StatusInternalServerError,
		)
		return
	}

	oneYear := time.Hour * 24 * 365
	nextYear := time.Now().Add(oneYear)
	c.ResponseWriter.Header().Set("Cache-Control", fmt.Sprintf("max-age=%d", oneYear/time.Second))
	c.ResponseWriter.Header().Set("Expires", nextYear.Format(time.RFC1123))

	for h, v := range headers {
		c.ResponseWriter.Header().Set(h, v)
	}

	c.WriteResponse(fileBytes, http.StatusOK)
	return
}

// Read handles GET
func (ctl *AttributeController) Read(c *models.Context) {
	_, itemTypeID, itemID, status, err := c.GetItemTypeAndItemID()
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	perms := models.GetPermission(models.MakeAuthorisationContext(c, 0, itemTypeID, itemID))
	if !perms.CanRead {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}

	attributeID, status, err := models.GetAttributeID(itemTypeID, itemID, c.RouteVars["key"])
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	m, status, err := models.GetAttribute(attributeID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	c.RespondWithData(m)
}

// Update handles PUT
func (ctl *ProfileOptionsController) Update(c *models.Context) {
	var m = models.ProfileOptionType{}
	err := c.Fill(&m)
	if err != nil {
		c.RespondWithErrorMessage(
			fmt.Sprintf("The post data is invalid: %v", err.Error()),
			http.StatusBadRequest,
		)
		return
	}

	// Profile ID cannot be changed
	m.ProfileID = c.Auth.ProfileID

	status, err := m.Update()
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	audit.Update(
		c.Site.ID,
		h.ItemTypes[h.ItemTypeProfile],
		m.ProfileID,
		c.Auth.ProfileID,
		time.Now(),
		c.IP,
	)

	// Respond
	c.RespondWithSeeOther(
		fmt.Sprintf("/api/v1/profiles/options"),
	)
}

// Read handles GET either by /site or /sites/{site_id}
func (ctl *SiteController) Read(c *models.Context) {
	// Check whether this site is being accessed by ID
	siteQuery, exists := c.RouteVars["site_id"]
	if exists {
		siteID, err := strconv.ParseInt(siteQuery, 10, 64)
		if err != nil {
			c.RespondWithErrorMessage(
				fmt.Sprintf("The supplied site ID ('%s') is not a number.", siteQuery),
				http.StatusBadRequest,
			)
			return
		}

		site, status, err := models.GetSite(siteID)
		if err != nil {
			c.RespondWithErrorMessage(
				fmt.Sprintf("No site with ID %d found", siteID),
				status,
			)
			return
		}

		c.RespondWithData(site)
		return

	}

	// Site already populated in context, so only fetch permissions
	c.Site.Meta.Permissions = models.GetPermission(
		models.MakeAuthorisationContext(
			c, 0, h.ItemTypes[h.ItemTypeSite], c.Site.ID),
	)
	c.RespondWithData(c.Site)
	return
}

// Update handles PUT
func (ctl *ProfileController) Update(c *models.Context) {
	_, itemTypeID, itemID, status, err := c.GetItemTypeAndItemID()
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	m, status, err := models.GetProfile(c.Site.ID, itemID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	err = c.Fill(&m)
	if err != nil {
		c.RespondWithErrorMessage(
			fmt.Sprintf("The post data is invalid: %v", err.Error()),
			http.StatusBadRequest,
		)
		return
	}

	// Start Authorisation
	perms := models.GetPermission(
		models.MakeAuthorisationContext(
			c, 0, itemTypeID, itemID),
	)
	if !perms.CanUpdate {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}
	// End Authorisation

	// Populate site and user ID from goweb context
	m.SiteID = c.Site.ID

	status, err = m.Update()
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	audit.Replace(
		c.Site.ID,
		h.ItemTypes[h.ItemTypeProfile],
		m.ID,
		c.Auth.ProfileID,
		time.Now(),
		c.IP,
	)

	c.RespondWithSeeOther(
		fmt.Sprintf(
			"%s/%d",
			h.APITypeProfile,
			m.ID,
		),
	)
}

// Delete handles DELETE
func (ctl *AttachmentController) Delete(c *models.Context) {
	itemTypeID, itemID, perms, status, err := ParseItemInfo(c)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	if !perms.IsSiteOwner && !perms.IsModerator && perms.IsOwner {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}

	fileHash := c.RouteVars["fileHash"]
	if fileHash == "" {
		c.RespondWithErrorMessage(
			fmt.Sprintf("The supplied file hash cannot be zero characters: %s", c.RouteVars["fileHash"]),
			http.StatusBadRequest,
		)
		return
	}

	metadata, status, err := models.GetMetadata(fileHash)
	if err != nil {
		if status == http.StatusNotFound {
			c.RespondWithErrorMessage(
				fmt.Sprintf("File does not have a metadata record"),
				http.StatusBadRequest,
			)
			return
		}

		c.RespondWithErrorMessage(
			fmt.Sprintf("Could not retrieve metadata: %v", err.Error()),
			http.StatusBadRequest,
		)
		return
	}

	status, err = models.DeleteAttachment(itemTypeID, itemID, fileHash)
	if err != nil {
		c.RespondWithErrorMessage(
			fmt.Sprintf("Could not remove attachment: %v", err.Error()),
			status,
		)
		return
	}

	// Update attach count on attachment_meta
	metadata.AttachCount = metadata.AttachCount - 1
	status, err = metadata.Update()
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	c.RespondWithOK()
}

// Update handles PUT
func (ctl *AttributeController) Update(c *models.Context) {
	_, itemTypeID, itemID, status, err := c.GetItemTypeAndItemID()
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	key := c.RouteVars["key"]

	// Exception from normal model is that we don't attempt to fetch before
	// we update. We will be doing an upsert (update or insert) rather than
	// a pure update. As such, the item may not exist before we update it and
	// we allow that to be resolved later. This works in this case as the data
	// structure is simple and we don't care about extended metadata
	m := models.AttributeType{}
	m.Key = key
	m.Number = sql.NullFloat64{Float64: math.MaxFloat64}

	err = c.Fill(&m)
	if err != nil {
		c.RespondWithErrorMessage(
			fmt.Sprintf("The post data is invalid: %v", err.Error()),
			http.StatusBadRequest,
		)
		return
	}

	perms := models.GetPermission(models.MakeAuthorisationContext(c, 0, itemTypeID, itemID))
	if !perms.CanUpdate {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}

	status, err = m.Update(itemTypeID, itemID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	audit.Replace(
		c.Site.ID,
		h.ItemTypes[h.ItemTypeAttribute],
		m.ID,
		c.Auth.ProfileID,
		time.Now(),
		c.IP,
	)

	c.RespondWithSeeOther(
		fmt.Sprintf(
			"%s/%s",
			fmt.Sprintf(h.APITypeAttribute, c.RouteVars["type"], itemID),
			key,
		),
	)
}