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registration: Move REG CREATE to its' own function
This commit is contained in:
Daniel Oaks
parent
6e9722dee5
commit
d3d88cfa0c
@ -50,108 +50,7 @@ func regHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
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subcommand := strings.ToLower(msg.Params[0])
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if subcommand == "create" {
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client.Notice("Parsing CREATE")
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// get and sanitise account name
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account := NewName(msg.Params[1])
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if !account.IsNickname() || msg.Params[1] == "*" {
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client.Send(nil, server.nameString, ERR_REG_UNSPECIFIED_ERROR, client.nickString, msg.Params[1], "Account name is not valid")
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return false
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}
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accountString := account.String()
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// check whether account exists
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// do it all in one write tx to prevent races
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err := server.store.Update(func(tx *buntdb.Tx) error {
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accountKey := fmt.Sprintf("account %s exists", accountString)
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_, err := tx.Get(accountKey)
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if err != buntdb.ErrNotFound {
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//TODO(dan): if account verified key doesn't exist account is not verified, calc the maximum time without verification and expire and continue if need be
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client.Send(nil, server.nameString, ERR_ACCOUNT_ALREADY_EXISTS, client.nickString, msg.Params[1], "Account already exists")
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return errAccountCreation
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}
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registeredTimeKey := fmt.Sprintf("account %s registered.time", accountString)
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tx.Set(accountKey, "1", nil)
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tx.Set(registeredTimeKey, strconv.FormatInt(time.Now().Unix(), 10), nil)
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return nil
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})
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// account could not be created and relevant numerics have been dispatched, abort
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if err != nil {
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return false
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}
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// account didn't already exist, continue with account creation and dispatching verification (if required)
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callback := strings.ToLower(msg.Params[2])
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var callbackNamespace, callbackValue string
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if callback == "*" {
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callbackNamespace = "*"
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} else if strings.Contains(callback, ":") {
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callbackValues := strings.SplitN(callback, ":", 2)
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callbackNamespace, callbackValue = callbackValues[0], callbackValues[1]
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} else {
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callbackNamespace = server.accountRegistration.EnabledCallbacks[0]
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callbackValue = callback
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}
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// ensure the callback namespace is valid
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// need to search callback list, maybe look at using a map later?
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var callbackValid bool
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for _, name := range server.accountRegistration.EnabledCallbacks {
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if callbackNamespace == name {
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callbackValid = true
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}
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}
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if !callbackValid {
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client.Send(nil, server.nameString, ERR_REG_INVALID_CALLBACK, client.nickString, msg.Params[1], callbackNamespace, "Callback namespace is not supported")
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//TODO(dan): close out failed account reg (remove values from db)
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return false
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}
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// get credential type/value
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var credentialType, credentialValue string
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if len(msg.Params) > 4 {
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credentialType = strings.ToLower(msg.Params[3])
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credentialValue = msg.Params[4]
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} else if len(msg.Params) == 4 {
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credentialType = "passphrase" // default from the spec
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credentialValue = msg.Params[3]
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} else {
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client.Send(nil, server.nameString, ERR_NEEDMOREPARAMS, client.nickString, msg.Command, "Not enough parameters")
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//TODO(dan): close out failed account reg (remove values from db)
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return false
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}
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// ensure the credential type is valid
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var credentialValid bool
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for _, name := range server.accountRegistration.EnabledCredentialTypes {
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if credentialType == name {
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credentialValid = true
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}
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}
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if !credentialValid {
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client.Send(nil, server.nameString, ERR_REG_INVALID_CRED_TYPE, client.nickString, credentialType, callbackNamespace, "Credential type is not supported")
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//TODO(dan): close out failed account reg (remove values from db)
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return false
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}
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// dispatch callback
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if callbackNamespace != "*" {
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client.Notice("Account creation was successful!")
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//TODO(dan): close out failed account reg (remove values from db)
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return false
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}
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client.Notice(fmt.Sprintf("We should dispatch an actual callback here to %s:%s", callbackNamespace, callbackValue))
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client.Notice(fmt.Sprintf("Primary account credential is with %s:%s", credentialType, credentialValue))
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return regCreateHandler(server, client, msg)
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} else if subcommand == "verify" {
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client.Notice("Parsing VERIFY")
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} else {
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@ -160,3 +59,110 @@ func regHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
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return false
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}
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// regCreateHandler parses the REG CREATE command.
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func regCreateHandler(server *Server, client *Client, msg ircmsg.IrcMessage) bool {
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client.Notice("Parsing CREATE")
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// get and sanitise account name
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account := NewName(msg.Params[1])
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if !account.IsNickname() || msg.Params[1] == "*" {
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client.Send(nil, server.nameString, ERR_REG_UNSPECIFIED_ERROR, client.nickString, msg.Params[1], "Account name is not valid")
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return false
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}
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accountString := account.String()
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// check whether account exists
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// do it all in one write tx to prevent races
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err := server.store.Update(func(tx *buntdb.Tx) error {
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accountKey := fmt.Sprintf("account %s exists", accountString)
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_, err := tx.Get(accountKey)
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if err != buntdb.ErrNotFound {
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//TODO(dan): if account verified key doesn't exist account is not verified, calc the maximum time without verification and expire and continue if need be
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client.Send(nil, server.nameString, ERR_ACCOUNT_ALREADY_EXISTS, client.nickString, msg.Params[1], "Account already exists")
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return errAccountCreation
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}
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registeredTimeKey := fmt.Sprintf("account %s registered.time", accountString)
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tx.Set(accountKey, "1", nil)
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tx.Set(registeredTimeKey, strconv.FormatInt(time.Now().Unix(), 10), nil)
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return nil
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})
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// account could not be created and relevant numerics have been dispatched, abort
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if err != nil {
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return false
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}
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// account didn't already exist, continue with account creation and dispatching verification (if required)
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callback := strings.ToLower(msg.Params[2])
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var callbackNamespace, callbackValue string
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if callback == "*" {
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callbackNamespace = "*"
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} else if strings.Contains(callback, ":") {
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callbackValues := strings.SplitN(callback, ":", 2)
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callbackNamespace, callbackValue = callbackValues[0], callbackValues[1]
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} else {
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callbackNamespace = server.accountRegistration.EnabledCallbacks[0]
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callbackValue = callback
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}
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// ensure the callback namespace is valid
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// need to search callback list, maybe look at using a map later?
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var callbackValid bool
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for _, name := range server.accountRegistration.EnabledCallbacks {
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if callbackNamespace == name {
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callbackValid = true
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}
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}
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if !callbackValid {
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client.Send(nil, server.nameString, ERR_REG_INVALID_CALLBACK, client.nickString, msg.Params[1], callbackNamespace, "Callback namespace is not supported")
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//TODO(dan): close out failed account reg (remove values from db)
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return false
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}
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// get credential type/value
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var credentialType, credentialValue string
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if len(msg.Params) > 4 {
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credentialType = strings.ToLower(msg.Params[3])
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credentialValue = msg.Params[4]
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} else if len(msg.Params) == 4 {
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credentialType = "passphrase" // default from the spec
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credentialValue = msg.Params[3]
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} else {
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client.Send(nil, server.nameString, ERR_NEEDMOREPARAMS, client.nickString, msg.Command, "Not enough parameters")
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//TODO(dan): close out failed account reg (remove values from db)
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return false
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}
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// ensure the credential type is valid
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var credentialValid bool
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for _, name := range server.accountRegistration.EnabledCredentialTypes {
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if credentialType == name {
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credentialValid = true
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}
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}
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if !credentialValid {
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client.Send(nil, server.nameString, ERR_REG_INVALID_CRED_TYPE, client.nickString, credentialType, callbackNamespace, "Credential type is not supported")
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//TODO(dan): close out failed account reg (remove values from db)
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return false
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}
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// dispatch callback
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if callbackNamespace != "*" {
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client.Notice("Account creation was successful!")
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//TODO(dan): close out failed account reg (remove values from db)
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return false
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}
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client.Notice(fmt.Sprintf("We should dispatch an actual callback here to %s:%s", callbackNamespace, callbackValue))
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client.Notice(fmt.Sprintf("Primary account credential is with %s:%s", credentialType, credentialValue))
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return false
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}
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