model

Documentation

Index

• func SignMessage(secBase64, pubBase64, displayedName, message, messageId string) string
• func VerifyFromString(pub, sig, displayedName, msg, msgId string) bool
• type Message
  • func CleanMessagesOutFromDB(messages []Message, url ...string) []Message
  • func CleanSingleMessageOutFromDB(message Message, url ...string) Message
  • func SortByDate(messages []Message) []Message
  • func (message Message) VerifyConstraints() error
  • func (message Message) VerifyOwnerShip() bool

Functions

func SignMessage

func SignMessage(secBase64, pubBase64, displayedName, message, messageId string) string

SignMessage signs messages from base64 and return a base64 signature (empty string if the signature can't be generated) The signature contains these elements concatenated: The message (UTF-8 to bytes) The author's public key The author's declared name The eventual messageId, empty if this is an original post

func VerifyFromString

func VerifyFromString(pub, sig, displayedName, msg, msgId string) bool

Types

type Message

type Message struct {
	// Stored and generated
	ID        string `gorm:"primary_key"`
	CreatedAt time.Time

	// Stored and given by user
	DisplayedName   string // Name Chosen by author, no restriction but < 50 char
	AuthorBase64    string // Encoded in URL-safe Base64
	Content         string
	SignatureBase64 string // Encoded in URL-safe Base64
	MessageID       string // Used if the message is a comment to a publication

	// Only for display on client, computed from known values
	Correct        bool   `json:"-" gorm:"-"`
	ColorPrimary   string `json:"-" gorm:"-"`
	ColorSecondary string `json:"-" gorm:"-"`
	DisplayedDate  string `json:"-" gorm:"-"`
	Pod            string `gorm:"-"` // Not saved in db but tell where it is sent from so remains in JSON
}

func CleanMessagesOutFromDB

func CleanMessagesOutFromDB(messages []Message, url ...string) []Message

CleanMessagesOutFromDB get data from DB and do some checks and verifications

func CleanSingleMessageOutFromDB

func CleanSingleMessageOutFromDB(message Message, url ...string) Message

func SortByDate

func SortByDate(messages []Message) []Message

func (Message) VerifyConstraints

func (message Message) VerifyConstraints() error

VerifyConstraints returns HTTP status code and an error Checks that the messages constraints are inherently met -independently from the database & server.

func (Message) VerifyOwnerShip

func (message Message) VerifyOwnerShip() bool