Golang models.MakeAuthorisationContext函数代码示例

// 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
}

// GetAuthContext returns the auth context for the current request
func GetAuthContext(c *models.Context) (models.AuthContext, int, error) {
	query := c.Request.URL.Query()

	var microcosmID int64
	if query.Get("microcosmId") != "" {
		id, err := strconv.ParseInt(strings.Trim(query.Get("microcosmId"), " "), 10, 64)
		if err != nil || id < 0 {
			return models.AuthContext{}, http.StatusBadRequest,
				fmt.Errorf("microcosmId needs to be a positive integer")
		}
		microcosmID = id
	}

	var itemTypeID int64
	itemType := strings.ToLower(query.Get("itemType"))
	if itemType != "" {
		if _, exists := h.ItemTypes[itemType]; !exists {
			return models.AuthContext{}, http.StatusBadRequest,
				fmt.Errorf("You must specify a valid itemType")
		}
		itemTypeID = h.ItemTypes[itemType]
	}

	var itemID int64
	if query.Get("itemId") != "" {
		id, err := strconv.ParseInt(strings.Trim(query.Get("itemId"), " "), 10, 64)
		if err != nil || id < 0 {
			return models.AuthContext{}, http.StatusBadRequest,
				fmt.Errorf("itemId needs to be a positive integer")
		}
		itemID = id
	}

	return models.MakeAuthorisationContext(c, microcosmID, itemTypeID, itemID), http.StatusOK, nil
}

// 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()
}

// 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 *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,
		),
	)
}

// 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,
		),
	)
}

// 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,
		),
	)
}

// ReadMany handles GET
// If microcosm_id is provided in request args then these are the roles for this
// microcosm, otherwise this is a list of the default roles on this site
func (ctl *RolesController) ReadMany(c *models.Context) {
	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
	}

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

	// Fetch query string args if any exist
	limit, offset, status, err := h.GetLimitAndOffset(c.Request.URL.Query())
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	ems, total, pages, status, err := models.GetRoles(c.Site.ID, microcosmID, c.Auth.ProfileID, limit, offset)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	// Construct the response
	m := models.RolesType{}
	m.Roles = h.ConstructArray(
		ems,
		h.APITypeRole,
		total,
		limit,
		offset,
		pages,
		c.Request.URL,
	)

	c.RespondWithData(m)
}

// UpdateMany handles PUT for the collection
func (ctl *HuddleParticipantsController) UpdateMany(c *models.Context) {
	// Validate inputs
	huddleID, err := strconv.ParseInt(c.RouteVars["huddle_id"], 10, 64)
	if err != nil {
		c.RespondWithErrorMessage("huddle_id in URL is not a number", http.StatusBadRequest)
		return
	}

	r, status, err := models.GetHuddle(c.Site.ID, c.Auth.ProfileID, huddleID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	// Start Authorisation
	perms := models.GetPermission(
		models.MakeAuthorisationContext(
			c, 0, h.ItemTypes[h.ItemTypeHuddle], huddleID),
	)
	if !perms.CanUpdate {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}

	if r.IsConfidential == true {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}
	// End Authorisation

	ems := []models.HuddleParticipantType{}

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

	status, err = models.UpdateManyHuddleParticipants(c.Site.ID, huddleID, ems)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	c.RespondWithSeeOther(
		fmt.Sprintf(
			"%s/%d",
			h.APITypeHuddle,
			huddleID,
		),
	)
}

// ReadMany handles GET
func (ctl *EventsController) ReadMany(c *models.Context) {

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

	// Fetch query string args if any exist
	query := c.Request.URL.Query()

	limit, offset, status, err := h.GetLimitAndOffset(query)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	attending, status, err := h.GetAttending(query)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	ems, total, pages, status, err := models.GetEvents(c.Site.ID, c.Auth.ProfileID, attending, limit, offset)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	// Construct the response
	thisLink := h.GetLinkToThisPage(*c.Request.URL, offset, limit, total)

	m := models.EventsType{}
	m.Events = h.ConstructArray(
		ems,
		h.APITypeEvent,
		total,
		limit,
		offset,
		pages,
		c.Request.URL,
	)
	m.Meta.Links =
		[]h.LinkType{
			h.LinkType{Rel: "self", Href: thisLink.String()},
		}
	m.Meta.Permissions = perms

	c.RespondWithData(m)
}

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

	ems := []models.AttributeType{}

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

	for _, v := range ems {
		if strings.Trim(v.Key, " ") == "" {
			c.RespondWithErrorMessage(
				"key must be supplied with every attribute when updating multiple attributes",
				http.StatusBadRequest,
			)
			return
		}
	}

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

	status, err = models.UpdateManyAttributes(itemTypeID, itemID, ems)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	for _, m := range ems {
		audit.Replace(
			c.Site.ID,
			h.ItemTypes[h.ItemTypeAttribute],
			m.ID,
			c.Auth.ProfileID,
			time.Now(),
			c.IP,
		)
	}

	c.RespondWithOK()
}

// ReadMany handles GET for the collection
func (ctl *HuddleParticipantsController) ReadMany(c *models.Context) {
	// Validate inputs
	huddleID, err := strconv.ParseInt(c.RouteVars["huddle_id"], 10, 64)
	if err != nil {
		c.RespondWithErrorMessage("huddle_id in URL is not a number", http.StatusBadRequest)
		return
	}

	r, status, err := models.GetHuddle(c.Site.ID, c.Auth.ProfileID, huddleID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	// Start Authorisation
	perms := models.GetPermission(
		models.MakeAuthorisationContext(
			c, 0, h.ItemTypes[h.ItemTypeHuddle], huddleID),
	)
	if !perms.CanRead {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}
	// End Authorisation

	limit, offset, status, err := h.GetLimitAndOffset(c.Request.URL.Query())
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	ems, total, pages, status, err := models.GetHuddleParticipants(c.Site.ID, huddleID, limit, offset)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	// Construct the response
	m := models.HuddleParticipantsType{}
	m.HuddleParticipants = h.ConstructArray(
		ems,
		fmt.Sprintf("%s/participants", r.GetLink()),
		total,
		limit,
		offset,
		pages,
		c.Request.URL,
	)

	c.RespondWithData(m)
}

// Create handles GET
func (ctl *MicrocosmsController) Create(c *models.Context) {
	// Validate inputs
	m := models.MicrocosmType{}
	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, h.ItemTypes[h.ItemTypeSite], c.Site.ID),
	)
	if !perms.CanCreate {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}
	// End : Authorisation

	// Populate where applicable from auth and context
	m.SiteID = c.Site.ID
	m.Meta.CreatedByID = c.Auth.ProfileID
	m.Meta.Created = time.Now()
	m.OwnedByID = c.Auth.ProfileID

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

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

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

// Read handles GET
func (ctl *AttendeeController) Read(c *models.Context) {
	// Verify ID is a positive integer
	eventID, err := strconv.ParseInt(c.RouteVars["event_id"], 10, 64)
	if err != nil {
		c.RespondWithErrorMessage(
			fmt.Sprintf("The supplied event_id ('%s') is not a number.", c.RouteVars["event_id"]),
			http.StatusBadRequest,
		)
		return
	}

	profileID, err := strconv.ParseInt(c.RouteVars["profile_id"], 10, 64)
	if err != nil {
		c.RespondWithErrorMessage(
			fmt.Sprintf("The supplied profile_id ('%s') is not a number.", c.RouteVars["profile_id"]),
			http.StatusBadRequest,
		)
		return
	}

	attendeeID, status, err := models.GetAttendeeID(eventID, profileID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	// Start Authorisation
	perms := models.GetPermission(
		models.MakeAuthorisationContext(
			c, 0, h.ItemTypes[h.ItemTypeAttendee], attendeeID),
	)
	if !perms.CanRead {
		c.RespondWithErrorMessage(h.NoAuthMessage, http.StatusForbidden)
		return
	}
	// End Authorisation

	// Read Event
	m, status, err := models.GetAttendee(c.Site.ID, attendeeID)
	if err != nil {
		c.RespondWithErrorDetail(err, status)
		return
	}

	m.Meta.Permissions = perms

	c.RespondWithData(m)
}