Show incoming mail configuration on dashboard

options/locale/locale_en-US.ini

@@ -3296,6 +3296,13 @@ config.send_test_mail_submit = Send
 config.test_mail_failed = Failed to send a testing email to "%s": %v
 config.test_mail_sent = A testing email has been sent to "%s".
 
+config.incoming_mail_config = Incoming Mail Configuration
+config.incoming_mail_enabled = Enabled
+config.incoming_mail_test = Test Incoming Mail
+config.incoming_mail_test_btn = Test
+config.incoming_mail_description = Test Description
+config.incoming_mail_result = Test Result
+
 config.oauth_config = OAuth Configuration
 config.oauth_enabled = Enabled
 

routers/web/admin/config.go

@@ -9,6 +9,7 @@ import (
 	"net/url"
 	"strconv"
 	"strings"
+	"time"
 
 	system_model "code.gitea.io/gitea/models/system"
 	"code.gitea.io/gitea/modules/base"
@@ -26,10 +27,16 @@ import (
 )
 
 const (
-	tplConfig         base.TplName = "admin/config"
-	tplConfigSettings base.TplName = "admin/config_settings"
+	tplConfig                       base.TplName = "admin/config"
+	tplConfigIncomingMailTestResult base.TplName = "admin/config_incoming_mail_test_result"
+	tplConfigSettings               base.TplName = "admin/config_settings"
 )
 
+var incomingMailResult struct {
+	Time   int64
+	Result string
+}
+
 // SendTestMail send test mail to confirm mail service is OK
 func SendTestMail(ctx *context.Context) {
 	email := ctx.FormString("email")
@@ -43,6 +50,21 @@ func SendTestMail(ctx *context.Context) {
 	ctx.Redirect(setting.AppSubURL + "/-/admin/config")
 }
 
+// TestIncomingMail ...
+func TestIncomingMail(ctx *context.Context) {
+	log.Trace("call TestIncomingMail")
+	incomingMailResult.Time = time.Now().Unix()
+	incomingMailResult.Result = "ok"
+	ctx.Redirect(setting.AppSubURL + "/-/admin/config")
+}
+
+// IncomingMail ...
+func IncomingMail(ctx *context.Context) {
+	log.Trace("call IncomingMail")
+	ctx.Data["IncomingMailResult"] = incomingMailResult
+	ctx.HTML(http.StatusOK, tplConfigIncomingMailTestResult)
+}
+
 // TestCache test the cache settings
 func TestCache(ctx *context.Context) {
 	elapsed, err := cache.Test()
@@ -152,6 +174,13 @@ func Config(ctx *context.Context) {
 		ctx.Data["Mailer"] = setting.MailService
 	}
 
+	ctx.Data["IncomingMailEnabled"] = false
+	if setting.MailService != nil && setting.IncomingEmail.Enabled {
+		ctx.Data["IncomingMailEnabled"] = true
+	}
+	ctx.Data["IncomingMail"] = setting.IncomingEmail
+	ctx.Data["IncomingMailResult"] = incomingMailResult
+
 	ctx.Data["CacheAdapter"] = setting.CacheService.Adapter
 	ctx.Data["CacheInterval"] = setting.CacheService.Interval
 

routers/web/web.go

@@ -712,8 +712,12 @@ func registerRoutes(m *web.Router) {
 		m.Group("/config", func() {
 			m.Get("", admin.Config)
 			m.Post("", admin.ChangeConfig)
-			m.Post("/test_mail", admin.SendTestMail)
-			m.Post("/test_cache", admin.TestCache)
+			m.Group("/test", func() {
+				m.Post("/mail", admin.SendTestMail)
+				m.Get("/incoming-mail", admin.IncomingMail)
+				m.Post("/incoming-mail", admin.TestIncomingMail)
+				m.Post("/cache", admin.TestCache)
+			})
 			m.Get("/settings", admin.ConfigSettings)
 		})
 

templates/admin/config.tmpl

@@ -231,7 +231,7 @@
 					<div class="divider"></div>
 					<dt class="tw-py-1 tw-flex tw-items-center">{{ctx.Locale.Tr "admin.config.send_test_mail"}}</dt>
 					<dd class="tw-py-0">
-						<form class="ui form ignore-dirty" action="{{AppSubUrl}}/-/admin/config/test_mail" method="post">
+						<form class="ui form ignore-dirty" action="{{AppSubUrl}}/-/admin/config/test/mail" method="post">
 							{{.CsrfTokenHtml}}
 							<div class="ui tiny input">
 								<input type="email" name="email" placeholder="{{ctx.Locale.Tr "admin.config.test_email_placeholder"}}" size="29" required>
@@ -243,6 +243,32 @@
 			</dl>
 		</div>
 
+		<h4 class="ui top attached header">
+			{{ctx.Locale.Tr "admin.config.incoming_mail_config"}}
+		</h4>
+		<div class="ui attached table segment">
+			<dl class="admin-dl-horizontal">
+				<dt>{{ctx.Locale.Tr "admin.config.incoming_mail_enabled"}}</dt>
+				<dd>{{svg (Iif .IncomingMailEnabled "octicon-check" "octicon-x")}}</dd>
+				{{if .IncomingMailEnabled}}
+					<div class="divider"></div>
+					<dt>{{ctx.Locale.Tr "admin.config.incoming_mail_test"}}</dt>
+					<dd class="tw-py-0">
+						<form class="ui form" action="{{AppSubUrl}}/-/admin/config/test/incoming-mail" method="post">
+							{{.CsrfTokenHtml}}
+							<button class="ui tiny primary button" data-tooltip-placement="top" data-tooltip-content={{ctx.Locale.Tr "admin.config.incoming_mail_description"}} data-tooltip-follow-cursor="horizontal">
+								{{ctx.Locale.Tr "admin.config.incoming_mail_test_btn"}}
+							</button>
+						</form>
+					</dd>
+					<dt class="tw-py-1 tw-flex tw-items-center">{{ctx.Locale.Tr "admin.config.incoming_mail_result"}}</dt>
+					<dd hx-get="{{$.Link}}/test/incoming-mail" hx-swap="morph:innerHTML" hx-trigger="every 5s" hx-indicator=".no-loading-indicator">
+						{{template "admin/config_incoming_mail_test_result" .}}
+					</dd>
+				{{end}}
+			</dl>
+		</div>
+
 		<h4 class="ui top attached header">
 			{{ctx.Locale.Tr "admin.config.cache_config"}}
 		</h4>
@@ -263,7 +289,7 @@
 				<div class="divider"></div>
 				<dt class="tw-py-1 tw-flex tw-items-center">{{ctx.Locale.Tr "admin.config.cache_test"}}</dt>
 				<dd class="tw-py-0">
-					<form class="ui form ignore-dirty" action="{{AppSubUrl}}/-/admin/config/test_cache" method="post">
+					<form class="ui form ignore-dirty" action="{{AppSubUrl}}/-/admin/config/test/cache" method="post">
 						{{.CsrfTokenHtml}}
 						<button class="ui tiny primary button">{{ctx.Locale.Tr "test"}}</button>
 					</form>

templates/admin/config_incoming_mail_test_result.tmpl

@@ -0,0 +1,8 @@
+{{if gt .IncomingMailResult.Time 0}}
+<pre class="tw-m-0">
+{
+	"time": {{.IncomingMailResult.Time}},
+	"result": {{.IncomingMailResult.Result}}
+}
+</pre>
+{{end}}