smtp + email confirmation (#285)

* add smtp configuration

* add email confirm + reset templates

* add email sender to testrig

* flesh out the email sender interface

* go fmt

* golint

* update from field with more clarity

* tidy up the email formatting

* fix tests

* add email sender to processor

* tidy client api processing a bit

* further tidying in fromClientAPI

* pin new account to user

* send msg to processor on new account creation

* generate confirm email uri

* remove emailer from account processor again

* add processCreateAccountFromClientAPI

* move emailer accountprocessor => userprocessor

* add email sender to user processor

* SendConfirmEmail function

* add noop email sender

* use noop email sender in tests

* only assemble message if callback is not nil

* use noop email sender if no smtp host is defined

* minify email html before sending

* fix wrong email address

* email confirm test

* fmt

* serve web hndler

* add email confirm handler

* init test log properly on testrig

* log emails that *would* have been sent

* go fmt ./...

* unexport confirm email handler

* updatedAt

* test confirm email function

* don't allow tokens older than 7 days

* change error message a bit

* add basic smtp docs

* add a few more snippets

* typo

* add email sender to outbox tests

* don't use dutch wikipedia link

* don't minify email html

1 files changed, 13 insertions, 7 deletions

diff --git a/internal/api/client/user/user_test.go b/internal/api/client/user/user_test.go
index 02f10b5ae..fe420b5c9 100644
--- a/internal/api/client/user/user_test.go
+++ b/internal/api/client/user/user_test.go
@@ -24,6 +24,7 @@ import (
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/user"
 	"github.com/superseriousbusiness/gotosocial/internal/config"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/email"
 	"github.com/superseriousbusiness/gotosocial/internal/federation"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
 	"github.com/superseriousbusiness/gotosocial/internal/processing"
@@ -33,12 +34,13 @@ import (
 
 type UserStandardTestSuite struct {
 	suite.Suite
-	config    *config.Config
-	db        db.DB
-	tc        typeutils.TypeConverter
-	federator federation.Federator
-	processor processing.Processor
-	storage   *kv.KVStore
+	config      *config.Config
+	db          db.DB
+	tc          typeutils.TypeConverter
+	federator   federation.Federator
+	emailSender email.Sender
+	processor   processing.Processor
+	storage     *kv.KVStore
 
 	testTokens       map[string]*gtsmodel.Token
 	testClients      map[string]*gtsmodel.Client
@@ -46,6 +48,8 @@ type UserStandardTestSuite struct {
 	testUsers        map[string]*gtsmodel.User
 	testAccounts     map[string]*gtsmodel.Account
 
+	sentEmails map[string]string
+
 	userModule *user.Module
 }
 
@@ -61,7 +65,9 @@ func (suite *UserStandardTestSuite) SetupTest() {
 	testrig.InitTestLog()
 	suite.tc = testrig.NewTestTypeConverter(suite.db)
 	suite.federator = testrig.NewTestFederator(suite.db, testrig.NewTestTransportController(testrig.NewMockHTTPClient(nil), suite.db), suite.storage)
-	suite.processor = testrig.NewTestProcessor(suite.db, suite.storage, suite.federator)
+	suite.sentEmails = make(map[string]string)
+	suite.emailSender = testrig.NewEmailSender("../../../../web/template/", suite.sentEmails)
+	suite.processor = testrig.NewTestProcessor(suite.db, suite.storage, suite.federator, suite.emailSender)
 	suite.userModule = user.New(suite.config, suite.processor).(*user.Module)
 	testrig.StandardDBSetup(suite.db, suite.testAccounts)
 	testrig.StandardStorageSetup(suite.storage, "../../../../testrig/media")